/**
 * Sonolux To-Be Production Stylesheet
 * Architectural System: Mobbin B2B MedTech Standards
 * Palettes: Sonolux Deep Navy (#002e6f), Tech Blue (#1768e8), Slate Depth (#f8fafc)
 * Zero Emojis, Pure SVG/CSS Micro-elements, 1px Hairline Borders
 */

/* --- 1. Global Reset, Modern Palettes & Animation Engine --- */
:root {
  --sonolux-navy: #002e6f;
  --sonolux-navy-dark: #001a3f;
  --sonolux-navy-card: #002e6f;
  --sonolux-blue: #1768e8;
  --sonolux-blue-hover: #0e56c7;
  --sonolux-cyan: #12b8d8;
  --sonolux-cyan-light: #eaf8f8;
  --bg-canvas: #ffffff;
  --bg-slate: #f8fafc;
  --bg-slate-subtle: #f1f5f9;
  --text-primary: #040c1a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --border-hairline: #e2e8f0;
  --border-subtle: rgba(4, 12, 26, 0.08);
  --border-glass: rgba(255, 255, 255, 0.2);
  --card-bg: #ffffff;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-pill: 9999px;
  --shadow-subtle: 0 4px 20px -2px rgba(4, 12, 26, 0.05);
  --shadow-card: 0 12px 36px -6px rgba(4, 12, 26, 0.09);
  --shadow-elevated: 0 24px 60px -12px rgba(4, 12, 26, 0.16);
}

html, body {
  overflow-x: clip;
}

/* Modern Smooth Animations */
@keyframes hardware-float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes laser-sweep {
  0% {
    top: 0%;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  85% {
    opacity: 1;
  }
  100% {
    top: 96%;
    opacity: 0;
  }
}

@keyframes photonic-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.15);
    opacity: 1;
    filter: drop-shadow(0 0 16px rgba(0, 200, 248, 0.6));
  }
}

@keyframes wave-expand {
  0% {
    transform: scale(0.85);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.3;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

/* Smooth Scroll Reveal */
.reveal-item {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-item.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Base Utility & Depth */
.section-container {
  padding: 72px 0;
  border-bottom: 1px solid var(--border-hairline);
}

.section-container.bg-slate {
  background-color: var(--bg-slate);
}

.text-highlight {
  color: var(--sonolux-blue);
}

/* GNB Additional Styles */
.nav-cta-btn {
  background-color: var(--sonolux-navy) !important;
  color: #ffffff !important;
  padding: 9px 20px !important;
  height: auto !important;
  align-self: center !important;
  border-radius: var(--radius-pill) !important;
  font-weight: 600 !important;
  font-size: 14px !important;
  line-height: 1.2 !important;
  margin-left: 8px;
  transition: background-color 0.2s ease, transform 0.15s ease;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}

.nav-cta-btn:hover {
  background-color: var(--sonolux-blue) !important;
  color: #ffffff !important;
  transform: translateY(-1px);
}

/* Sleek Global Language Dropdown (KO / EN / JA) */
.header-lang-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
  align-self: center;
  margin-left: 14px;
}

.lang-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 12px 0 10px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(209, 213, 219, 0.85);
  border-radius: var(--radius-pill);
  color: var(--sonolux-navy, #0F172A);
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.lang-dropdown-trigger:hover {
  border-color: var(--sonolux-blue, #0066FF);
  color: var(--sonolux-blue, #0066FF);
  background: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 102, 255, 0.12);
}

.lang-dropdown-trigger[aria-expanded="true"] {
  border-color: var(--sonolux-blue, #0066FF);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
  background: #FFFFFF;
}

.lang-globe-icon {
  color: #64748B;
  transition: color 0.2s ease;
  flex-shrink: 0;
}

.lang-dropdown-trigger:hover .lang-globe-icon,
.lang-dropdown-trigger[aria-expanded="true"] .lang-globe-icon {
  color: var(--sonolux-blue, #0066FF);
}

.lang-chevron-icon {
  color: #94A3B8;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease;
  flex-shrink: 0;
}

.lang-dropdown-trigger[aria-expanded="true"] .lang-chevron-icon {
  transform: rotate(180deg);
  color: var(--sonolux-blue, #0066FF);
}

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 175px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 14px;
  box-shadow: 0 14px 36px -4px rgba(15, 23, 42, 0.14), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scale(0.97);
  transform-origin: top right;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.header-lang-dropdown.open .lang-dropdown-menu,
.lang-dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.lang-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 9px 12px;
  background: transparent;
  border: 0;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  color: #334155;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.lang-menu-item:hover {
  background: #F1F5F9;
  color: var(--sonolux-navy, #0F172A);
}

.lang-menu-item.active {
  background: #EFF6FF;
  color: var(--sonolux-blue, #0066FF);
  font-weight: 700;
}

.lang-item-code {
  font-size: 11px;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 0.05em;
  margin-left: auto;
  margin-right: 8px;
}

.lang-menu-item.active .lang-item-code {
  color: var(--sonolux-blue, #0066FF);
}

.lang-check-icon {
  opacity: 0;
  color: var(--sonolux-blue, #0066FF);
  transition: opacity 0.15s ease;
  flex-shrink: 0;
}

.lang-menu-item.active .lang-check-icon {
  opacity: 1;
}

/* GNB Dropdown (Mobbin MedTech Architecture) */
.nav-dropdown-wrap {
  position: relative;
  height: inherit;
  display: flex;
  align-items: center;
}

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: inherit;
  padding: 2px 12px;
  background: transparent;
  border: 0;
  color: #344054;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.18s ease;
}

.nav-dropdown-toggle:hover,
.nav-dropdown-wrap:hover .nav-dropdown-toggle,
.nav-dropdown-wrap:focus-within .nav-dropdown-toggle {
  color: var(--sonolux-blue);
}

.nav-dropdown-toggle .dropdown-chevron {
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  color: #64748b;
}

.nav-dropdown-wrap:hover .dropdown-chevron,
.nav-dropdown-wrap:focus-within .dropdown-chevron {
  transform: rotate(180deg);
  color: var(--sonolux-blue);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% - 4px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 320px;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 40px -8px rgba(0, 46, 111, 0.14);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.2s;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-dropdown-wrap:hover .nav-dropdown-menu,
.nav-dropdown-wrap:focus-within .nav-dropdown-menu,
.nav-dropdown-wrap.is-active .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  display: flex !important;
  align-items: flex-start !important;
  gap: 12px;
  padding: 10px 12px !important;
  border-radius: 10px;
  text-decoration: none;
  height: auto !important;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.dropdown-item:hover {
  background-color: var(--bg-slate) !important;
  transform: translateX(2px);
}

.dropdown-item::after {
  display: none !important;
}

.dropdown-item-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--sonolux-cyan-light);
  color: var(--sonolux-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.dropdown-item-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropdown-item-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--sonolux-navy);
  line-height: 1.3;
}

.dropdown-item-desc {
  font-size: 11.5px;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Mobile GNB Dropdown Adaptations */
@media (max-width: 767px) {
  .menu-toggle {
    display: flex !important;
    position: relative;
    z-index: 91;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 0;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
  }

  .menu-toggle div {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--sonolux-navy, #0f172a);
    border-radius: 1px;
    transition: transform 0.3s ease;
  }

  .nav-dropdown-wrap {
    height: auto;
    flex-direction: column;
    align-items: stretch;
    border-bottom: 1px solid var(--line);
  }

  .nav-dropdown-toggle {
    height: auto;
    padding: 22px 8px 12px;
    font-size: clamp(20px, 5vw, 24px);
    font-weight: 800;
    justify-content: space-between;
    width: 100%;
    color: var(--sonolux-navy, #0f172a);
  }

  .nav-dropdown-menu {
    position: static;
    transform: none;
    width: 100%;
    box-shadow: none;
    border: 0;
    border-radius: 0;
    padding: 0 0 16px 12px;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    background: transparent;
    gap: 8px;
  }

  .dropdown-item {
    padding: 10px 8px !important;
    background: var(--bg-slate);
    border-radius: 10px;
  }

  .dropdown-item-title {
    font-size: 15px;
  }

  .dropdown-item-desc {
    font-size: 12px;
  }

  .nav-cta-btn {
    margin: 24px 8px 0 !important;
    padding: 16px !important;
    font-size: 16px !important;
    text-align: center;
    border-radius: 12px !important;
  }

  .header-lang-dropdown {
    width: 100% !important;
    margin: 16px 8px 0 !important;
    align-self: stretch !important;
    display: flex !important;
    flex-direction: column !important;
  }

  .lang-dropdown-trigger {
    width: 100% !important;
    justify-content: space-between !important;
    height: 46px !important;
    padding: 0 16px !important;
    font-size: 15px !important;
    border-radius: 12px !important;
  }

  .lang-dropdown-menu {
    position: static !important;
    width: 100% !important;
    min-width: unset !important;
    box-shadow: none !important;
    border: 1px solid var(--border-subtle, #E2E8F0) !important;
    margin-top: 8px !important;
    display: none !important;
    transform: none !important;
    backdrop-filter: none !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  .header-lang-dropdown.open .lang-dropdown-menu,
  .lang-dropdown-menu.open {
    display: block !important;
  }
}

/* Section Header Typography */
.section-header {
  margin-bottom: 36px;
}

.section-header.center {
  text-align: center;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.section-kicker {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sonolux-blue);
  background: var(--sonolux-cyan-light);
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.section-title {
  font-size: 38px;
  font-weight: 850;
  line-height: 1.25;
  color: var(--sonolux-navy);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.section-title-sub {
  font-size: 28px;
  font-weight: 700;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

/* Micro Elements: Status Dots & Checks */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.online {
  background-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.status-dot.pulse {
  background-color: var(--sonolux-cyan);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.25);
  animation: dotPulse 2s infinite ease-in-out;
}

@keyframes dotPulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.5); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(14, 165, 233, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(14, 165, 233, 0); }
}

.check-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}

.check-icon.check-mark {
  background-color: #e0f2fe;
  color: #0284c7;
}

.check-icon.check-mark::after {
  content: '';
  display: block;
  width: 5px;
  height: 9px;
  border: solid #0284c7;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

.check-icon.x-mark {
  background-color: #f1f5f9;
  color: #94a3b8;
  position: relative;
}

.check-icon.x-mark::before,
.check-icon.x-mark::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 1.5px;
  background-color: #64748b;
}

.check-icon.x-mark::before { transform: rotate(45deg); }
.check-icon.x-mark::after { transform: rotate(-45deg); }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--sonolux-blue);
  color: #ffffff;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(23, 104, 232, 0.25);
}

.btn-primary:hover {
  background-color: var(--sonolux-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(23, 104, 232, 0.35);
  color: #ffffff;
}

.mobile-break {
  display: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #ffffff;
  color: var(--sonolux-navy);
  border: 1px solid var(--border-hairline);
  font-weight: 600;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--sonolux-blue);
  color: var(--sonolux-blue);
  background-color: var(--bg-slate);
}

/* ===================================================================
   DEPTH 01. HERO STAGE
   =================================================================== */
.hero-stage {
  padding: 110px 24px 80px;
}

/* ===================================================================
   DEPTH 01. HERO STAGE (Full-Cover Group 1 Living Space Canvas)
   =================================================================== */
.hero-stage.hero-full-cover {
  position: relative;
  width: 100%;
  min-height: 760px;
  background-image: url('../images/hero_living_space.webp');
  background-position: right 30%;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 116px 0 54px;
  overflow: hidden;
  display: flex;
  align-items: center;
}

/* Scrim Gradient: Clean white on left for pristine contrast, fading naturally into sunlit living space & hardware on right */
.hero-full-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 1) 0%, 
    rgba(255, 255, 255, 0.98) 44%, 
    rgba(255, 255, 255, 0.70) 58%, 
    rgba(255, 255, 255, 0.12) 78%,
    rgba(255, 255, 255, 0) 100%
  );
  pointer-events: none;
}

.hero-inner-shell {
  position: relative;
  z-index: 2;
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
}

.hero-content-col {
  max-width: 640px;
}

.hero-title {
  font-size: 52px;
  font-weight: 850;
  line-height: 1.18;
  letter-spacing: -0.04em;
  color: var(--sonolux-navy);
  margin-bottom: 24px;
  word-break: keep-all;
}

.hero-title-line {
  display: block;
}

.hero-title-line:first-child {
  margin-bottom: 14px;
}

.hero-title .text-highlight {
  color: var(--sonolux-blue);
}

.hero-lead {
  font-size: 16px;
  line-height: 1.65;
  color: #475569;
  margin-bottom: 22px;
  word-break: keep-all;
}

/* Hero Eyebrow Badge: Sephrus Identity */
/* Hero Eyebrow Badge: Authentic Sephrus CI (Sky Blue to Sage Green 청록) */
.hero-eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 15px;
  background: linear-gradient(135deg, rgba(236, 241, 244, 0.90) 0%, rgba(235, 239, 234, 0.85) 100%);
  border: 1px solid rgba(158, 186, 200, 0.45);
  border-radius: var(--radius-pill);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(101, 153, 179, 0.08);
}

.hero-eyebrow-badge .eyebrow-symbol-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.hero-eyebrow-badge .eyebrow-brand {
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #4d7a92 0%, #6599b3 45%, #769784 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-eyebrow-badge .eyebrow-sep {
  opacity: 0.5;
  font-weight: 400;
  color: #769784;
}

.hero-eyebrow-badge .eyebrow-slogan {
  font-weight: 700;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, #6599b3 0%, #769784 55%, #8ba880 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Problem Overlay HUD Callout with Authentic Sonolux Blue Highlight */
.hero-overlay-callout {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(23, 104, 232, 0.22);
  border-left: 3.5px solid var(--sonolux-blue);
  border-radius: 14px;
  padding: 18px 22px;
  margin-bottom: 28px;
  box-shadow: 0 4px 18px rgba(0, 46, 111, 0.06);
}

.callout-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.callout-header-row .overlay-telemetry-badge {
  margin-bottom: 0;
}

.callout-brand-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: linear-gradient(135deg, rgba(236, 241, 244, 0.95) 0%, rgba(235, 239, 234, 0.90) 100%);
  padding: 3px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(158, 186, 200, 0.40);
  box-shadow: 0 1px 6px rgba(101, 153, 179, 0.06);
}

.brand-chip-name {
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #4d7a92 0%, #6599b3 45%, #769784 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-chip-sep {
  opacity: 0.45;
  font-weight: 300;
  color: #769784;
}

.brand-chip-slogan {
  font-weight: 700;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, #6599b3 0%, #769784 55%, #8ba880 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.callout-sentinel-body {
  display: flex;
  align-items: center;
  gap: 16px;
}

.callout-canvas-container {
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fa 50%, #edf4ee 100%);
  border: 1.5px solid rgba(158, 186, 200, 0.40);
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(101, 153, 179, 0.12);
  padding: 2px;
  position: relative;
  overflow: hidden;
}

.canvas-fallback-emblem {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  opacity: 0.32;
  pointer-events: none;
  z-index: 1;
}

.callout-canvas-container canvas {
  width: 52px;
  height: 52px;
  display: block;
  position: relative;
  z-index: 2;
}

.callout-text-group {
  flex: 1;
  min-width: 0;
}

.overlay-telemetry-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--sonolux-cyan-light);
  border: 1px solid rgba(23, 104, 232, 0.22);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

.telemetry-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sonolux-blue);
  flex-shrink: 0;
  display: inline-block;
}

.telemetry-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--sonolux-blue);
}

.overlay-context-text {
  font-size: 13.5px;
  font-weight: 500;
  color: #64748b;
  margin: 0 0 8px;
  line-height: 1.5;
  word-break: keep-all;
}

.overlay-solution-highlight {
  font-size: 16.5px;
  font-weight: 750;
  color: var(--sonolux-navy);
  line-height: 1.55;
  margin: 0;
  word-break: keep-all;
  letter-spacing: -0.015em;
}

.highlight-animated-text {
  display: inline;
  font-weight: 800;
  color: var(--sonolux-blue);
  background: linear-gradient(90deg, #002e6f 0%, #1768e8 40%, #12b8d8 60%, #002e6f 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: textShimmerSweep 4.5s linear infinite;
  box-shadow: inset 0 -2.5px 0 0 var(--sonolux-blue);
  padding-bottom: 2px;
}

@keyframes textShimmerSweep {
  0% {
    background-position: 200% center;
  }
  100% {
    background-position: -200% center;
  }
}

.hero-partner-strip {
  border-top: none;
  padding-top: 10px;
}

.strip-label-minimal {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 14px;
}

.partner-logo-row {
  display: flex;
  align-items: center;
  gap: 28px 36px;
  flex-wrap: wrap;
}

.partner-logo-row.linear-monochrome .logo-item {
  height: 38px;
  width: auto;
  max-width: 175px;
  object-fit: contain;
  filter: grayscale(100%) contrast(140%) brightness(0.5);
  opacity: 0.72;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.partner-logo-row.linear-monochrome .logo-item:hover {
  filter: grayscale(0%) contrast(100%) brightness(1);
  opacity: 1;
  transform: translateY(-2px);
}

/* Compact Token-Style Metrics Ribbon on Frosted Glass (3 Core Tokens) */
.metrics-token-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}

.metric-token {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(23, 104, 232, 0.16);
  border-radius: 14px;
  box-shadow: 0 2px 10px rgba(0, 46, 111, 0.03);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.token-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sonolux-blue);
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 8.5px;
}

.token-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.token-value {
  font-size: 19px;
  font-weight: 850;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.token-label {
  font-size: 12px;
  color: #64748b;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* ===================================================================
   DEPTH 02. PARADIGM SHIFT: 3 IMPACT CARDS
   =================================================================== */
.paradigm-header {
  margin-bottom: 40px;
}

.why-cards {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 32px;
}

.why-card {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  min-height: 424px;
  padding: 48px 32px;
  background: #ffffff;
  border-radius: 32px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 46, 111, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(0, 46, 111, 0.09);
}

.why-card-accent {
  background: linear-gradient(90deg, var(--sonolux-blue) 0%, var(--sonolux-cyan) 100%);
  color: #ffffff;
}

.count-circle {
  display: grid;
  width: 180px;
  min-height: 180px;
  place-items: center;
  align-content: center;
  background: #edf6ff;
  border-radius: 999px;
}

.why-card-accent .count-circle {
  background: rgba(255, 255, 255, 0.16);
}

.count-circle img {
  width: 88px;
  height: auto;
}

.count-circle strong {
  color: rgba(0, 46, 111, 0.5);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}

.why-card-accent .count-circle strong {
  color: rgba(255, 255, 255, 0.72);
}

.count-circle .counter {
  display: block;
  color: var(--sonolux-blue);
  font-size: 72px;
  font-weight: 900;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.why-card-accent .count-circle .counter {
  color: #ffffff;
}

/* Empirical Early Warning Lead Time Box (Slide 8 Insight) */
.paradigm-leadtime-box {
  margin-top: 36px;
  background: #ffffff;
  border: 1px solid rgba(0, 46, 111, 0.08);
  border-radius: 20px;
  padding: 36px 40px;
  box-shadow: 0 4px 24px rgba(0, 46, 111, 0.04);
}

.leadtime-split-layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  align-items: center;
}

.leadtime-text-col {
  display: flex;
  flex-direction: column;
}

.leadtime-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--sonolux-blue);
  background: rgba(23, 104, 232, 0.08);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.leadtime-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sonolux-blue);
}

.leadtime-title {
  font-size: 24px;
  font-weight: 850;
  color: var(--sonolux-navy);
  line-height: 1.35;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.leadtime-title strong {
  color: var(--sonolux-blue);
}

.leadtime-desc {
  font-size: 15px;
  line-height: 1.6;
  color: #4b5563;
  margin-bottom: 20px;
}

.leadtime-contrast-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contrast-card {
  padding: 16px 18px;
  border-radius: 12px;
}

.contrast-card.sephrus-card {
  background: #f0f7ff;
  border: 1.5px solid rgba(23, 104, 232, 0.22);
}

.contrast-card.legacy-card {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
}

.contrast-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.contrast-badge {
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

.contrast-badge.blue {
  background: var(--sonolux-blue);
  color: #ffffff;
}

.contrast-badge.gray {
  background: #9ca3af;
  color: #ffffff;
}

.lead-diff-highlight {
  font-size: 14px;
  font-weight: 800;
  color: var(--sonolux-blue);
}

.lead-diff-sub {
  font-size: 13px;
  font-weight: 600;
  color: #6b7280;
}

.contrast-desc {
  font-size: 14px;
  line-height: 1.5;
  color: #374151;
  margin: 0;
}

.leadtime-chart-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.chart-wrapper-card {
  background: #ffffff;
  border: 1px solid rgba(0, 46, 111, 0.1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 46, 111, 0.05);
  width: 100%;
}

.leadtime-chart-img {
  width: 100%;
  height: auto;
  display: block;
}

.chart-caption {
  font-size: 12.5px;
  line-height: 1.4;
  color: #6b7280;
  padding: 10px 14px;
  background: #f9fafb;
  border-top: 1px solid #f3f4f6;
  text-align: center;
  margin: 0;
}

@media (max-width: 900px) {
  .leadtime-split-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .paradigm-leadtime-box {
    padding: 24px 20px;
  }
}

.why-card p {
  color: #4a5568;
  font-size: 20px;
  line-height: 1.45;
  letter-spacing: -0.5px;
  margin: 0;
}

.why-card p b {
  font-weight: 700;
  color: var(--sonolux-navy);
}

.why-card-accent p {
  color: #ffffff;
}

.why-card-accent p b {
  color: #ffffff;
}

/* ===================================================================
   DEPTH 02. HEALTH TECH: INTEGRATED PARADIGM STAGE
   =================================================================== */
.paradigm-stage-canvas {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
  border: 1px solid rgba(0, 46, 111, 0.08);
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 40px;
}

.paradigm-backdrop-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.paradigm-backdrop-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.paradigm-backdrop-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, rgba(248, 250, 252, 0.62) 100%);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.paradigm-cards-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 32px;
  width: 100%;
  max-width: 1120px;
}

.paradigm-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.85);
  padding: 36px 32px;
  box-shadow: 0 16px 36px -8px rgba(4, 12, 26, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.paradigm-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px -6px rgba(4, 12, 26, 0.12);
}

.paradigm-card.sonolux-proactive {
  background: rgba(255, 255, 255, 0.96);
  border: 1.5px solid rgba(22, 104, 232, 0.35);
  box-shadow: 0 20px 48px -6px rgba(22, 104, 232, 0.14);
}

.card-pill {
  align-self: flex-start;
  font-size: 13px;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.card-pill.pill-neutral {
  background-color: #64748b;
  color: #ffffff;
}

.card-pill.pill-brand {
  background: linear-gradient(135deg, #1668e8 0%, #0099cc 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(22, 104, 232, 0.3);
}

.paradigm-item-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.p-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: rgba(248, 250, 252, 0.7);
  border: 1px solid rgba(226, 232, 240, 0.6);
}

.paradigm-card.sonolux-proactive .p-item {
  background: rgba(240, 249, 255, 0.85);
  border-color: rgba(186, 230, 253, 0.8);
}

.p-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.p-icon-wrap.icon-neutral {
  background-color: #f1f5f9;
  color: #64748b;
}

.p-icon-wrap.icon-brand {
  background: var(--sonolux-cyan-light);
  color: var(--sonolux-blue);
}

.p-text strong {
  display: block;
  font-size: 14px;
  font-weight: 750;
  color: var(--sonolux-navy);
  margin-bottom: 2px;
  line-height: 1.35;
}

.p-text p {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.paradigm-status-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 750;
}

.footer-alert {
  background-color: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

.footer-brand {
  background: linear-gradient(135deg, #1668e8 0%, #0284c7 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(22, 104, 232, 0.25);
}

.status-symbol {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
}

.footer-alert .status-symbol {
  background-color: #dc2626;
  color: #ffffff;
}

.footer-brand .status-symbol {
  background-color: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

/* ===================================================================
   DEPTH 03. FEATURES: HARDWARE PILLARS & STAGE
   =================================================================== */
.hardware-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 40px;
  align-items: center;
}

.hardware-pillars {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ===================================================================
   DEPTH 03. SOLUTION: BENEFIT-DRIVEN PRODUCT STAGE
   =================================================================== */
.solution-benefit-stage {
  display: grid;
  grid-template-columns: 480px 1fr;
  gap: 36px;
  align-items: stretch;
  margin-top: 48px;
}

/* Left Column: Sephrus Device Product Showcase */
.solution-device-card {
  background: #ffffff;
  border: 1px solid rgba(0, 46, 111, 0.08);
  border-radius: 28px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 8px 30px rgba(0, 46, 111, 0.05);
  position: relative;
  overflow: hidden;
}

.device-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #eef6ff;
  color: var(--sonolux-blue);
  font-size: 12px;
  font-weight: 750;
  padding: 6px 14px;
  border-radius: 999px;
  align-self: flex-start;
  border: 1px solid rgba(23, 104, 232, 0.15);
  position: relative;
  z-index: 4;
}

.device-card-badge .hud-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--sonolux-blue);
  flex-shrink: 0;
}

.device-img-stage.side-by-side {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  justify-content: center;
  gap: 14px;
  padding: 12px 8px 4px;
  position: relative;
  min-height: 270px;
  flex: 1 1 auto;
}

.device-side-col {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex: 1 1 auto;
  max-width: 275px;
}

.app-stack-side-col {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  flex: 0 0 138px;
  max-width: 140px;
  padding-bottom: 2px;
  z-index: 3;
}

.compact-app-stack-img,
.compact-phone-mockup-img {
  width: 100%;
  max-width: 138px;
  height: auto;
  display: block;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.solution-device-card:hover .compact-app-stack-img,
.solution-device-card:hover .compact-phone-mockup-img {
  transform: translateY(-5px) scale(1.02);
}

/* Subtle warm ambient backlight behind intake */
.device-glow-backdrop {
  position: absolute;
  width: 240px;
  height: 140px;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(249, 115, 22, 0.20) 0%, rgba(249, 115, 22, 0.05) 55%, transparent 72%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.solution-device-img.cylinder-render {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 275px;
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(0, 46, 111, 0.08)) drop-shadow(0 4px 12px rgba(249, 115, 22, 0.16));
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.solution-device-card:hover .solution-device-img {
  transform: scale(1.03) translateY(-4px);
}

/* Key Specifications Strip inside Device Showcase Card */
.device-specs-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  background: var(--bg-slate);
  border: 1px solid rgba(0, 46, 111, 0.06);
  border-radius: 14px;
  padding: 12px 10px;
  margin: 14px 0 16px;
  text-align: center;
  position: relative;
  z-index: 4;
}

.device-spec-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.device-spec-item:not(:last-child) {
  border-right: 1px solid rgba(0, 46, 111, 0.08);
}

.spec-dim-label {
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
  letter-spacing: -0.01em;
}

.spec-dim-val {
  font-size: 12.5px;
  font-weight: 750;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.device-card-footer {
  border-top: 1px solid rgba(0, 46, 111, 0.08);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  z-index: 4;
}

.device-footer-meta strong {
  display: block;
  font-size: 18px;
  font-weight: 800;
  color: var(--sonolux-navy);
}

.device-footer-meta span {
  display: block;
  font-size: 13px;
  color: #64748b;
  margin-top: 2px;
}

.btn-solution-quote {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--sonolux-blue);
  color: #ffffff;
  font-size: 15px;
  font-weight: 750;
  padding: 14px 20px;
  border-radius: 14px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 14px rgba(23, 104, 232, 0.25);
}

.btn-solution-quote:hover {
  background: #0e56c7;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(23, 104, 232, 0.35);
}

/* Right Column: 3 Connected Benefit Steps */
.solution-benefits-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: space-between;
}

.solution-step-item {
  display: flex;
  gap: 20px;
  align-items: stretch;
}

.step-milestone {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 44px;
  flex-shrink: 0;
}

.step-node-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #edf6ff;
  border: 2px solid var(--sonolux-blue);
  color: var(--sonolux-blue);
  font-size: 18px;
  font-weight: 850;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.solution-step-item:last-child .step-node-number {
  background: linear-gradient(135deg, var(--sonolux-blue) 0%, var(--sonolux-cyan) 100%);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 16px rgba(23, 104, 232, 0.35);
}

.step-connector-line {
  flex: 1;
  width: 2px;
  background: linear-gradient(to bottom, rgba(23, 104, 232, 0.35), rgba(23, 104, 232, 0.1));
  margin: 6px 0;
}

.step-content-card {
  flex: 1;
  background: #ffffff;
  border: 1px solid rgba(0, 46, 111, 0.08);
  border-radius: 20px;
  padding: 22px 26px;
  box-shadow: 0 4px 16px rgba(0, 46, 111, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.step-content-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 46, 111, 0.08);
  border-color: rgba(23, 104, 232, 0.25);
}

.highlight-benefit {
  background: linear-gradient(180deg, #ffffff 0%, #f6faff 100%);
  border-color: rgba(23, 104, 232, 0.22);
}

.step-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.step-kicker-tag {
  font-size: 11px;
  font-weight: 800;
  color: var(--sonolux-blue);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: #edf6ff;
  padding: 2px 8px;
  border-radius: 4px;
}

.step-kicker-tag.tag-accent {
  color: #0284c7;
  background: #e0f2fe;
}

.step-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin: 0;
  letter-spacing: -0.02em;
}

.step-metric-highlight {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 10px;
}

.metric-price {
  font-size: 14px;
  color: var(--sonolux-navy);
  background: #f0f7ff;
  padding: 4px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.metric-price strong {
  color: var(--sonolux-blue);
  font-weight: 800;
  font-size: 15px;
}

.metric-sub-pill {
  font-size: 14px;
  color: var(--sonolux-navy);
  background: #f0f7ff;
  padding: 4px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.metric-sub-pill strong {
  color: var(--sonolux-blue);
  font-weight: 800;
  font-size: 15px;
}

.metric-area {
  font-size: 14px;
  color: #475569;
  font-weight: 600;
}

.metric-area strong {
  color: var(--sonolux-navy);
  font-weight: 750;
}

.metric-divider {
  color: #cbd5e1;
}

.metric-pill {
  font-size: 13px;
  font-weight: 700;
  color: var(--sonolux-blue);
  background: #edf6ff;
  padding: 4px 12px;
  border-radius: 999px;
}

.metric-pill.pill-brand {
  font-size: 13px;
  font-weight: 700;
  color: var(--sonolux-blue);
  background: #edf6ff;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(23, 104, 232, 0.15);
}

.metric-pill.pill-brand strong {
  font-weight: 850;
  color: var(--sonolux-navy);
}

.step-desc {
  font-size: 14.5px;
  line-height: 1.55;
  color: #4a5568;
  margin: 0;
  letter-spacing: -0.2px;
}

/* Realistic Mobile Push Notification Card (Default & Dark Native OS Mode) */
.mobile-push-card {
  margin-top: 14px;
  background: #ffffff;
  border: 1px solid rgba(23, 104, 232, 0.20);
  border-radius: 16px;
  padding: 12px 16px;
  box-shadow: 0 12px 28px -4px rgba(0, 46, 111, 0.12), 0 3px 8px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
  animation: pushBannerFloat 4s ease-in-out infinite alternate;
}

.mobile-push-card.dark-mode {
  background: rgba(22, 22, 26, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 16px 36px -4px rgba(0, 0, 0, 0.45), 0 4px 14px rgba(0, 0, 0, 0.30);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 13px 18px 14px;
}

.mobile-push-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--sonolux-blue), #60a5fa);
  border-top-left-radius: 16px;
  border-bottom-left-radius: 16px;
}

.mobile-push-card.dark-mode::before {
  background: linear-gradient(180deg, #60a5fa 0%, #2563eb 100%);
}

@keyframes pushBannerFloat {
  0% {
    transform: translateY(0);
    box-shadow: 0 8px 20px -4px rgba(0, 46, 111, 0.08), 0 2px 6px rgba(0, 0, 0, 0.03);
  }
  100% {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px -4px rgba(0, 46, 111, 0.15), 0 4px 10px rgba(0, 0, 0, 0.05);
  }
}

.mobile-push-card.dark-mode {
  animation: pushBannerFloatDark 4s ease-in-out infinite alternate;
}

@keyframes pushBannerFloatDark {
  0% {
    transform: translateY(0);
    box-shadow: 0 12px 28px -4px rgba(0, 0, 0, 0.35), 0 3px 10px rgba(0, 0, 0, 0.20);
  }
  100% {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px -4px rgba(0, 0, 0, 0.55), 0 5px 16px rgba(0, 0, 0, 0.35);
  }
}

.push-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 7px;
}

.push-app-badge {
  display: flex;
  align-items: center;
  gap: 7px;
}

.push-app-logo {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(0, 46, 111, 0.15);
  display: block;
}

.dark-mode .push-app-logo {
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.push-app-title {
  font-size: 11.5px;
  font-weight: 750;
  color: #475569;
  letter-spacing: 0.03em;
}

.dark-mode .push-app-title {
  color: #a1a1aa;
  letter-spacing: 0.04em;
}

.push-time-tag {
  font-size: 11px;
  color: #94a3b8;
  font-weight: 600;
}

.dark-mode .push-time-tag {
  color: #71717a;
}

.push-message-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.push-msg-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--sonolux-navy);
  letter-spacing: -0.01em;
}

.dark-mode .push-msg-title {
  font-size: 14.5px;
  font-weight: 800;
  color: #ffffff;
}

.push-msg-text {
  font-size: 13px;
  color: #475569;
  margin: 0;
  line-height: 1.45;
  letter-spacing: -0.15px;
}

.dark-mode .push-msg-text {
  font-size: 13.5px;
  color: #e4e4e7;
  font-weight: 500;
}

/* ===================================================================
   SEPHRUS APP & DASHBOARD SHOWCASE (Mobile Mockup)
   =================================================================== */
.app-showcase-panel {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-xl);
  padding: 44px 48px;
  margin-top: 36px;
  box-shadow: 0 12px 36px rgba(0, 46, 111, 0.05);
}

.app-showcase-title {
  font-size: 26px;
  font-weight: 850;
  color: var(--sonolux-navy);
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin: 10px 0 12px;
}

.app-showcase-desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 28px;
}

.app-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.app-feat-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-slate);
  border: 1px solid var(--border-hairline);
  transition: all 0.2s ease;
}

.app-feat-item:hover {
  background: #ffffff;
  border-color: rgba(23, 104, 232, 0.3);
  box-shadow: 0 4px 12px rgba(0, 46, 111, 0.05);
}

.feat-bullet-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(23, 104, 232, 0.1);
  color: var(--sonolux-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.app-feat-item .feat-text strong {
  display: block;
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.app-feat-item .feat-text p {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
}

.app-showcase-mockup {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.mockup-frame {
  max-width: 310px;
  filter: drop-shadow(0 20px 40px rgba(0, 46, 111, 0.16));
  transition: transform 0.4s ease;
}

.mockup-frame:hover {
  transform: translateY(-6px);
}

.phone-mockup-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 40px;
}

/* ===================================================================
   DEPTH 04. WORKFLOW: 3-STEP STEPPER
   =================================================================== */
.workflow-stepper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: 0 4px 16px rgba(4, 12, 26, 0.04);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.step-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(4, 12, 26, 0.08);
}

.step-card.step-highlighted {
  border: 1.5px solid rgba(22, 104, 232, 0.4);
  box-shadow: 0 12px 32px rgba(22, 104, 232, 0.09);
  background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 100%);
}

.step-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.step-badge {
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-muted);
}

.step-badge.highlight {
  color: var(--sonolux-blue);
}

.step-tag {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background-color: var(--bg-slate);
  color: var(--text-secondary);
}

.step-tag.highlight {
  background-color: var(--sonolux-cyan-light);
  color: var(--sonolux-blue);
}

.step-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-slate-subtle);
  color: var(--sonolux-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.step-icon-box.brand {
  background: var(--sonolux-cyan-light);
  color: var(--sonolux-blue);
}

.step-card h3 {
  font-size: 18.5px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.step-card p {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 20px;
  flex-grow: 1;
}

.step-metric-badge {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 750;
  color: var(--text-secondary);
  background: var(--bg-slate);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-hairline);
}

.step-metric-badge.highlight {
  color: var(--sonolux-blue);
  background: #ffffff;
  border-color: rgba(22, 104, 232, 0.25);
  box-shadow: 0 2px 8px rgba(22, 104, 232, 0.08);
}

/* ===================================================================
   DEPTH 05. SOLUTIONS & SOCIAL PROOF
   =================================================================== */
.segmented-control-dock {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-slate);
  border: 1px solid var(--border-hairline);
  padding: 6px;
  border-radius: var(--radius-pill);
  max-width: 680px;
  margin: 0 auto 28px;
  gap: 4px;
}

.industry-tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.industry-tab-btn:hover {
  color: var(--sonolux-navy);
}

.industry-tab-btn.active {
  background: #ffffff;
  color: var(--sonolux-navy);
  box-shadow: 0 2px 8px rgba(0, 46, 111, 0.08);
  font-weight: 700;
}

.industry-content-stage {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-subtle);
  margin-bottom: 32px;
}

.industry-info-col h3 {
  font-size: 26px;
  font-weight: 800;
  color: var(--sonolux-navy);
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.industry-info-col p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
}

.industry-spec-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-hairline);
  padding-top: 22px;
}

.industry-spec-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-slate);
  border: 1px solid rgba(0, 46, 111, 0.05);
  border-radius: var(--radius-sm);
  transition: background-color 0.2s ease;
}

.industry-spec-item .spec-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--sonolux-blue);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.industry-spec-item .spec-val {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--sonolux-navy);
  text-align: right;
}

.industry-media-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.photo-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-hairline);
  box-shadow: var(--shadow-subtle);
  background: var(--bg-slate);
}

.photo-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.photo-card:hover img {
  transform: scale(1.02);
}

/* Global Tech Partnership: Ublo Smart Window - Massive Visual Banner */
.ublo-partnership-banner {
  position: relative;
  min-height: 420px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  align-items: center;
  margin-bottom: 80px;
  box-shadow: var(--shadow-card);
}

.ublo-backdrop-img-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.ublo-backdrop-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.ublo-partnership-banner:hover .ublo-backdrop-img {
  transform: scale(1.03);
}

.ublo-backdrop-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0.96) 0%, 
    rgba(255, 255, 255, 0.88) 46%, 
    rgba(255, 255, 255, 0.30) 72%, 
    rgba(255, 255, 255, 0) 100%
  );
  z-index: 2;
  pointer-events: none;
}

.ublo-glass-overlay {
  position: relative;
  z-index: 3;
  max-width: 980px;
  margin: 36px auto;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(0, 46, 111, 0.10);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  color: var(--sonolux-navy);
  box-shadow: 0 16px 40px -6px rgba(0, 46, 111, 0.08);
}

.ublo-content-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: center;
}

.ublo-info-col {
  display: flex;
  flex-direction: column;
}

.ublo-tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--sonolux-blue);
  margin-bottom: 10px;
}

.ublo-glass-overlay h3 {
  font-size: 24px;
  font-weight: 850;
  line-height: 1.35;
  margin-bottom: 10px;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
}

.ublo-lead {
  font-size: 15px;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 18px;
}

/* AVIMO Extension Cards (Slide 13 Expansion) */
.avimo-extension-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.avimo-ext-item {
  background: rgba(240, 247, 255, 0.7);
  border: 1px solid rgba(23, 104, 232, 0.16);
  border-radius: 12px;
  padding: 12px 16px;
}

.ext-item-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 750;
  color: var(--sonolux-navy);
  margin-bottom: 4px;
}

.ext-item-title .ext-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sonolux-blue);
  flex-shrink: 0;
}

.ext-item-desc {
  font-size: 14px;
  line-height: 1.5;
  color: #4b5563;
  margin: 0;
}

.ext-item-desc strong {
  color: var(--sonolux-navy);
  font-weight: 700;
}

.integration-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 22px;
}

.int-pill {
  font-size: 12px;
  font-weight: 650;
  color: var(--sonolux-navy);
  background: #eef6ff;
  border: 1px solid rgba(23, 104, 232, 0.18);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

.btn-ublo {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--sonolux-blue);
  color: #ffffff;
  font-weight: 750;
  font-size: 14.5px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(23, 104, 232, 0.25);
}

.btn-ublo:hover {
  background-color: #0e56c7;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(23, 104, 232, 0.35);
}

/* Slide 13 Visual Col */
.ublo-visual-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ublo-visual-card {
  background: #ffffff;
  border: 1px solid rgba(0, 46, 111, 0.1);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 4px 16px rgba(0, 46, 111, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.ublo-diagram-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

.ublo-diagram-caption {
  font-size: 12px;
  font-weight: 600;
  color: #6b7280;
  margin-top: 8px;
  text-align: center;
}

@media (max-width: 900px) {
  .ublo-content-split {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .ublo-glass-overlay {
    margin: 20px 16px;
    padding: 24px 20px;
  }
}

/* Real-world Field References: Massive Image-Overlaid Visual Grid */
.reference-visual-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ref-visual-card {
  position: relative;
  height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  border: 1px solid rgba(4, 12, 26, 0.08);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.ref-visual-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-elevated);
  border-color: rgba(22, 104, 232, 0.4);
}

.ref-card-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.ref-card-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.ref-visual-card:hover .ref-card-bg-img {
  transform: scale(1.06);
}

.ref-card-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 12, 26, 0.3) 0%, rgba(4, 12, 26, 0.15) 35%, rgba(4, 12, 26, 0.95) 100%);
}

.ref-floating-telemetry {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(4, 12, 26, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  color: #ffffff;
  font-size: 11.5px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.pin-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pin-dot.pulse-green {
  background-color: #10b981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.9);
}

.pin-dot.pulse-cyan {
  background-color: var(--sonolux-cyan);
  box-shadow: 0 0 8px rgba(0, 200, 248, 0.9);
}

.pin-text {
  letter-spacing: -0.01em;
}

.ref-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  padding: 32px 24px;
  color: #ffffff;
}

.ref-location-tag {
  display: block;
  font-size: 11.5px;
  font-weight: 800;
  color: var(--sonolux-cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.ref-overlay-content h4 {
  font-size: 21px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.ref-overlay-content p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.55;
  margin: 0;
}

/* ===================================================================
   DEPTH 06. PRESS & MILESTONES (News Swiper Carousel)
   =================================================================== */
.news-carousel-wrap {
  position: relative;
  margin-top: 12px;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  min-width: 0;
}

.news-swiper {
  overflow: hidden;
  padding: 8px 4px 24px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.news-carousel-wrap,
.news-card {
  opacity: 1 !important;
  visibility: visible !important;
}

.news-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 14px rgba(0, 46, 111, 0.04);
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  height: auto;
  opacity: 1 !important;
}

.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(23, 104, 232, 0.35);
  box-shadow: 0 14px 32px rgba(0, 46, 111, 0.1);
}

.news-img-wrap {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: #0b1528;
}

.news-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.news-card:hover .news-cover-img {
  transform: scale(1.04);
}

.news-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 46, 111, 0.88);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.02em;
}

.news-badge.badge-award {
  background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
}

.news-badge.badge-funding {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.news-badge.badge-poc {
  background: linear-gradient(135deg, #1768e8 0%, #002e6f 100%);
}

.news-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.news-source {
  font-size: 12px;
  font-weight: 800;
  color: var(--sonolux-blue);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.news-date {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}

.news-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.45;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.news-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 16px;
  flex: 1;
}

.news-link-hint {
  font-size: 13px;
  font-weight: 800;
  color: var(--sonolux-blue);
  display: flex;
  align-items: center;
  gap: 6px;
}

.arrow-sym {
  transition: transform 0.2s ease;
}

.news-card:hover .arrow-sym {
  transform: translateX(4px);
}

.news-carousel-controls,
.news-swiper-controls {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 16px !important;
  margin-top: 36px !important;
  position: relative !important;
  width: 100% !important;
  z-index: 10 !important;
}

.news-swiper-button-prev,
.news-swiper-button-next {
  position: static !important;
  left: auto !important;
  right: auto !important;
  top: auto !important;
  bottom: auto !important;
  margin: 0 !important;
  width: 44px !important;
  height: 44px !important;
  border-radius: 50% !important;
  border: 1px solid var(--border-hairline) !important;
  background: #ffffff !important;
  color: var(--sonolux-navy) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  box-shadow: 0 2px 8px rgba(0, 46, 111, 0.06) !important;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
  flex-shrink: 0 !important;
}

.news-swiper-button-prev:hover,
.news-swiper-button-next:hover {
  background: var(--sonolux-blue) !important;
  color: #ffffff !important;
  border-color: var(--sonolux-blue) !important;
  transform: translateY(-1px) scale(1.04) !important;
  box-shadow: 0 4px 14px rgba(23, 104, 232, 0.25) !important;
}

.news-swiper-button-prev:active,
.news-swiper-button-next:active {
  transform: translateY(0) scale(0.98) !important;
}

.news-swiper-button-prev.swiper-button-disabled,
.news-swiper-button-next.swiper-button-disabled {
  opacity: 0.3 !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  transform: none !important;
  box-shadow: none !important;
}

.news-pagination {
  position: static !important;
  left: auto !important;
  bottom: auto !important;
  top: auto !important;
  right: auto !important;
  width: auto !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  margin: 0 8px !important;
  padding: 0 !important;
  transform: none !important;
  z-index: 10 !important;
}

.news-pagination .swiper-pagination-bullet {
  position: static !important;
  width: 8px !important;
  height: 8px !important;
  border-radius: 4px !important;
  background: #94a3b8 !important;
  opacity: 0.35 !important;
  margin: 0 !important;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
  cursor: pointer !important;
}

.news-pagination .swiper-pagination-bullet-active {
  width: 26px !important;
  border-radius: 4px !important;
  background: var(--sonolux-blue) !important;
  opacity: 1 !important;
  box-shadow: 0 2px 6px rgba(23, 104, 232, 0.3) !important;
}

/* ===================================================================
   DEPTH 07. PRICING & EXECUTIVE ROI ESTIMATOR
   =================================================================== */
.pricing-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 920px;
  margin: 0 auto 56px;
}

.pricing-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-subtle);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--sonolux-blue);
  box-shadow: 0 12px 36px rgba(23, 104, 232, 0.12);
}

.pricing-card-badge {
  position: absolute;
  top: -12px;
  left: 36px;
  background-color: var(--sonolux-blue);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.prod-type {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.pricing-card h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 20px;
}

.prod-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-slate);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  height: 200px;
  width: 100%;
  box-sizing: border-box;
  text-align: center;
}

.prod-img {
  max-width: 270px;
  max-height: 168px;
  width: auto;
  height: auto;
  object-fit: contain;
  margin: 0 auto;
  display: block;
}

.price-box {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-hairline);
}

.price-val {
  display: block;
  font-size: 34px;
  font-weight: 800;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
}

.sub-term {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-muted);
}

.price-note {
  display: block;
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 6px;
}

.prod-features {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.prod-features li {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  position: relative;
  padding-left: 20px;
}

.prod-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--sonolux-blue);
  font-weight: bold;
}

.full-width {
  width: 100%;
}

/* Estimator Container */
.estimator-container {
  max-width: 960px;
  margin: 88px auto 0;
  scroll-margin-top: 100px;
}

.estimator-header {
  text-align: center;
  margin-bottom: 36px;
}

.estimator-header .section-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.estimator-header .section-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.6;
}

.estimator-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
}

.slider-control-group {
  margin-bottom: 28px;
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.label-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--sonolux-navy);
}

.slider-val-box {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.val-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--sonolux-blue);
}

.val-unit {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
}

.val-pyung {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

.range-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--bg-slate-subtle);
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--sonolux-blue);
  box-shadow: 0 2px 8px rgba(23, 104, 232, 0.4);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.slider-scale {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
}

.quick-preset-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-hairline);
}

.preset-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 4px;
}

.preset-pill {
  background: var(--bg-slate);
  border: 1px solid var(--border-hairline);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.preset-pill:hover {
  border-color: var(--sonolux-blue);
  color: var(--sonolux-blue);
}

.preset-pill.active {
  background: var(--sonolux-blue);
  color: #ffffff;
  border-color: var(--sonolux-blue);
}

.computed-kpi-row {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 24px;
  margin-bottom: 24px;
}

.kpi-main-block {
  background: var(--bg-slate);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.kpi-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.kpi-highlight-num {
  font-size: 40px;
  font-weight: 800;
  color: var(--sonolux-navy);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.kpi-footnote {
  font-size: 12px;
  color: var(--text-secondary);
}

.kpi-sub-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.kpi-sub-item {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.kpi-sub-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.kpi-sub-val {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--sonolux-navy);
}

.per-year {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

.kpi-sub-detail {
  display: block;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

.annual-cost-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--sonolux-navy);
  color: #ffffff;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.banner-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.banner-right {
  font-size: 20px;
  font-weight: 800;
  color: var(--sonolux-cyan);
}

.full-width-action {
  width: 100%;
  padding: 16px;
  font-size: 16px;
}

/* ===================================================================
   DEPTH 07. FAQ: CLEAN ACCORDION
   =================================================================== */
.faq-accordion-group {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item.is-open {
  border-color: rgba(23, 104, 232, 0.35);
  box-shadow: 0 4px 16px rgba(23, 104, 232, 0.08);
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px 24px;
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  color: var(--sonolux-navy);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: color 0.15s ease;
}

.faq-question:hover {
  color: var(--sonolux-blue);
}

.faq-question:focus-visible {
  outline: 2px solid var(--sonolux-blue);
  outline-offset: -2px;
}

.accordion-arrow {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s ease;
  margin-left: 16px;
  flex-shrink: 0;
}

.faq-item.is-open .accordion-arrow {
  transform: rotate(-135deg);
  border-color: var(--sonolux-blue);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer-inner {
  overflow: hidden;
  min-height: 0;
  padding: 0 24px 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.25s ease, transform 0.25s ease, padding-bottom 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.is-open .faq-answer-inner {
  opacity: 1;
  transform: translateY(0);
  padding-bottom: 22px;
}

.faq-answer-inner p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===================================================================
   RESPONSIVE BREAKPOINTS
   =================================================================== */
@media (max-width: 1024px) {
  .hero-stage.hero-full-cover {
    min-height: auto;
    padding: 60px 0 40px;
    background-position: center 30%;
  }

  .hero-full-scrim {
    background: linear-gradient(180deg, 
      rgba(255, 255, 255, 0.98) 0%, 
      rgba(255, 255, 255, 0.94) 65%, 
      rgba(255, 255, 255, 0.70) 100%
    );
  }

  .hero-content-col {
    max-width: 100%;
  }

  .solution-benefit-stage,
  .industry-content-stage,
  .reference-visual-grid,
  .paradigm-cards-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .solution-device-card {
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }

  .ublo-glass-overlay {
    margin: 24px;
    padding: 32px 24px;
  }

  .ref-visual-card {
    height: 400px;
  }

  .hero-title {
    font-size: 38px;
  }

  .metrics-token-bar {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .spec-grid-4col {
    grid-template-columns: 1fr 1fr;
  }

  .comparison-matrix,
  .pricing-card-grid {
    grid-template-columns: 1fr;
  }

  .why-cards {
    flex-direction: column;
    gap: 20px;
  }

  .why-card {
    flex: none;
    min-height: 0;
    padding: 32px 20px;
  }

  .count-circle {
    width: 140px;
    min-height: 140px;
  }

  .count-circle strong {
    font-size: 20px;
  }

  .count-circle .counter {
    font-size: 48px;
  }

  .app-showcase-panel {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 32px 24px;
  }

  .workflow-stepper,
  .reference-grid {
    grid-template-columns: 1fr;
  }

  .computed-kpi-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .mobile-break {
    display: inline;
  }

  .section-container {
    padding: 60px 0;
  }

  .hero-stage.hero-full-cover {
    padding: 88px 0 32px;
  }

  .hero-title {
    font-size: 28px;
    line-height: 1.22;
  }

  .hero-title-line:first-child {
    margin-bottom: 8px;
  }

  .hero-lead {
    font-size: 14.5px;
  }

  .hero-eyebrow-badge {
    font-size: 11.5px;
    padding: 5px 11px;
    margin-bottom: 14px;
    gap: 6px;
  }

  .hero-overlay-callout {
    padding: 14px 16px;
    margin-bottom: 22px;
  }

  .callout-header-row {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 12px;
  }

  .callout-brand-chip {
    font-size: 11px;
    padding: 2.5px 8px;
  }

  .callout-sentinel-body {
    gap: 12px;
  }

  .callout-canvas-container {
    width: 46px;
    height: 46px;
    border-radius: 10px;
  }

  .canvas-fallback-emblem {
    width: 28px;
    height: 28px;
  }

  .callout-canvas-container canvas {
    width: 40px;
    height: 40px;
  }

  .overlay-solution-highlight {
    font-size: 14.5px;
  }

  .partner-logo-row {
    gap: 16px 20px;
  }

  .partner-logo-row.linear-monochrome .logo-item {
    height: 28px;
    max-width: 125px;
  }

  .metrics-token-bar {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 32px;
  }

  .app-feature-grid {
    grid-template-columns: 1fr;
  }

  .solution-step-item {
    gap: 14px;
  }

  .step-milestone {
    width: 36px;
  }

  .step-node-number {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }

  .step-content-card {
    padding: 18px 18px;
  }

  .step-title {
    font-size: 17px;
  }

  .step-desc {
    font-size: 13.5px;
  }

  .hud-callout {
    display: none;
  }

  .section-title {
    font-size: 26px;
  }

  .segmented-control-dock {
    flex-wrap: wrap;
    border-radius: var(--radius-md);
  }

  .industry-tab-btn {
    flex: 1 1 45%;
  }

  .annual-cost-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .paradigm-stage-canvas {
    padding: 24px 14px;
    border-radius: var(--radius-lg);
  }

  .paradigm-card {
    padding: 24px 16px;
  }

  .overlay-headline {
    font-size: 15px;
    line-height: 1.4;
  }

  .stat-number {
    font-size: 17px;
  }

  .solution-device-card {
    padding: 24px 16px;
  }

  .device-specs-bar {
    padding: 10px 6px;
    gap: 4px;
    margin: 10px 0 14px;
  }

  .spec-dim-label {
    font-size: 10px;
  }

  .spec-dim-val {
    font-size: 11px;
  }

  .device-img-stage.side-by-side {
    gap: 8px;
    padding: 12px 0 10px;
    min-height: 220px;
    justify-content: center;
  }

  .device-side-col {
    max-width: 175px;
    flex: 0 1 175px;
  }

  .app-stack-side-col {
    flex: 0 0 92px;
    max-width: 92px;
  }

  .compact-phone-mockup-img {
    max-width: 92px;
  }

  .industry-spec-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 14px;
  }

  .industry-spec-item .spec-val {
    text-align: left;
  }
}

/* ==========================================================================
   ABOUT / SNLX CORPORATE PAGE STYLES (MedTech Clean Design)
   ========================================================================== */
.about-hero-stage {
  padding: 120px 0 64px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border-hairline);
  position: relative;
  overflow: hidden;
}

.about-hero-stage.dark-theme,
.snlx-hero-stage {
  padding: 120px 0 64px;
  background: #060d1a;
  border-bottom: 0;
  position: relative;
  overflow: hidden;
}

.about-hero-card {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 24px 64px -12px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.1);
  background: #071120;
}

/* Flowy Abstract Background Layer */
.about-hero-abstract-layer {
  position: absolute;
  inset: 0;
  background-image: url('../images/about_hero_abstract.jpg');
  background-size: cover;
  background-position: center 38%;
  background-repeat: no-repeat;
  z-index: 1;
  animation: abstractCanvasBreathe 14s ease-in-out infinite alternate;
}

@keyframes abstractCanvasBreathe {
  0% {
    transform: scale(1) translateY(0);
  }
  50% {
    transform: scale(1.05) translateY(-6px);
  }
  100% {
    transform: scale(1.02) translateY(4px);
  }
}

/* Scrim & Ambient Glow overlay */
.about-hero-abstract-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(6, 13, 26, 0.42) 0%, rgba(6, 13, 26, 0.82) 65%, rgba(4, 9, 20, 0.96) 100%),
              linear-gradient(180deg, rgba(6, 13, 26, 0.55) 0%, rgba(6, 13, 26, 0.72) 50%, rgba(4, 9, 20, 0.95) 100%);
  pointer-events: none;
}

.about-hero-abstract-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 320px;
  background: radial-gradient(ellipse, rgba(56, 189, 248, 0.28) 0%, rgba(23, 104, 232, 0.15) 50%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
  animation: flowyGlowPulse 8s ease-in-out infinite alternate;
}

@keyframes flowyGlowPulse {
  0% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.15);
  }
}

/* Foreground Content */
.about-hero-foreground {
  position: relative;
  z-index: 2;
  padding: 72px 48px 48px;
  text-align: center;
  max-width: 1120px;
  margin: 0 auto;
}

/* Badge */
.about-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  margin-bottom: 24px;
}

.badge-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #38bdf8;
  box-shadow: 0 0 10px #38bdf8;
}

.badge-label {
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #38bdf8;
  text-transform: uppercase;
}

.about-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sonolux-blue);
  background: var(--sonolux-cyan-light);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

/* Title & Flowy Animated Typography */
.about-hero-title {
  font-size: clamp(32px, 4.5vw, 44px);
  font-weight: 900;
  color: var(--sonolux-navy);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.about-hero-card .about-hero-title {
  max-width: 960px;
  width: 100%;
  margin: 0 auto 24px;
  text-align: center;
}

.about-title-quote {
  display: block;
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 12px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.about-title-flowy {
  display: block;
  font-size: clamp(28px, 4.4vw, 48px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.025em;
  background: linear-gradient(
    90deg,
    #ffffff 0%,
    #38bdf8 25%,
    #a5f3fc 50%,
    #60a5fa 75%,
    #ffffff 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: flowyTextShift 6s linear infinite;
  text-shadow: 0 0 35px rgba(56, 189, 248, 0.25);
  word-break: keep-all;
}

@keyframes flowyTextShift {
  0% {
    background-position: 0% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* Lead */
.about-hero-lead {
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.65;
  color: var(--text-secondary);
  word-break: keep-all;
  margin-bottom: 36px;
}

.about-hero-card .about-hero-lead {
  font-size: clamp(15.5px, 1.8vw, 18px);
  line-height: 1.75;
  color: rgba(226, 232, 240, 0.88);
  max-width: 820px;
  margin: 0 auto 48px;
  word-break: keep-all;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

/* 4-Item Technology Metric Badges */
.about-metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 32px;
}

.about-metric-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 46, 111, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.about-metric-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 46, 111, 0.08);
}

.about-metric-val {
  display: block;
  font-size: 20px;
  font-weight: 900;
  color: var(--sonolux-navy);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.about-metric-lbl {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-muted);
  line-height: 1.35;
  word-break: keep-all;
}

/* 6 Frosted Glass Metric Grid */
.about-glass-metric-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  width: 100%;
}

.about-glass-metric-card {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 18px 10px;
  text-align: center;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.about-glass-metric-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 12px 28px -6px rgba(56, 189, 248, 0.25);
}

.about-glass-metric-val {
  display: block;
  font-size: 21px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 5px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.about-glass-metric-lbl {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: rgba(226, 232, 240, 0.75);
  line-height: 1.35;
  word-break: keep-all;
}


/* About Core Pillars (3 Columns) */
.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.about-pillar-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.about-pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px -8px rgba(0, 46, 111, 0.08);
}

.about-pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--sonolux-cyan-light);
  color: var(--sonolux-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.about-pillar-num {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--sonolux-blue);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.about-pillar-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 12px;
  line-height: 1.35;
}

.about-pillar-desc {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* About Modern Timeline */
.about-timeline-wrap {
  max-width: 860px;
  margin: 48px auto 0;
  position: relative;
}

.about-timeline-wrap::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 20px;
  left: 120px;
  width: 2px;
  background: #e2e8f0;
}

.timeline-row {
  display: flex;
  align-items: flex-start;
  gap: 36px;
  margin-bottom: 32px;
  position: relative;
}

.timeline-date-col {
  width: 100px;
  text-align: right;
  flex-shrink: 0;
  padding-top: 14px;
}

.timeline-date {
  font-size: 15px;
  font-weight: 800;
  color: var(--sonolux-navy);
  font-family: monospace, -apple-system, BlinkMacSystemFont;
}

.timeline-node {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #ffffff;
  border: 3px solid var(--sonolux-blue);
  flex-shrink: 0;
  margin-top: 18px;
  z-index: 2;
}

.timeline-content-card {
  flex: 1;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: 0 4px 12px rgba(0, 46, 111, 0.03);
}

.timeline-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--sonolux-blue);
  background: var(--sonolux-cyan-light);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.timeline-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* About Research Facility Banner */
.about-facility-banner {
  margin-top: 56px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  height: 380px;
  box-shadow: 0 16px 36px -8px rgba(0, 46, 111, 0.08);
}

.about-facility-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-facility-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 32px;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 46, 111, 0.85) 100%);
  color: #ffffff;
}

.about-facility-caption h4 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 4px;
}

.about-facility-caption p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
}

@media (max-width: 1024px) {
  .about-glass-metric-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .about-hero-foreground {
    padding: 56px 32px 40px;
  }
}

@media (max-width: 767px) {
  .about-hero-stage {
    padding: 88px 0 44px;
  }

  .about-hero-card {
    border-radius: 20px;
  }

  .about-hero-foreground {
    padding: 40px 16px 28px;
  }

  .about-title-quote {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .about-title-flowy {
    font-size: 23px;
    line-height: 1.3;
  }

  .about-hero-lead {
    font-size: 14.5px;
    margin-bottom: 28px;
    line-height: 1.65;
  }

  .about-glass-metric-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    width: 100%;
    box-sizing: border-box;
  }

  .about-glass-metric-card {
    min-width: 0;
    box-sizing: border-box;
    padding: 12px 6px;
  }

  .about-glass-metric-val {
    font-size: 18px;
    margin-bottom: 3px;
  }

  .about-glass-metric-lbl {
    font-size: 11px;
  }

  .about-pillars-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .about-timeline-wrap::before {
    left: 20px;
  }

  .timeline-row {
    flex-direction: column;
    gap: 8px;
    padding-left: 36px;
  }

  .timeline-date-col {
    width: auto;
    text-align: left;
    padding-top: 0;
  }

  .timeline-node {
    position: absolute;
    left: 13px;
    top: 0;
    margin-top: 4px;
  }

  .about-facility-banner {
    height: 240px;
  }
}

/* Tech Comparison Table */
.tech-comparison-wrap {
  width: 100%;
  max-width: 980px;
  margin: 40px auto 0;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 36px -8px rgba(0, 46, 111, 0.06);
  overflow-x: auto;
}

.tech-comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14.5px;
}

.tech-comparison-table th,
.tech-comparison-table td {
  padding: 18px 20px;
  border-bottom: 1px solid #edf2f7;
  vertical-align: middle;
}

.tech-comparison-table thead th {
  font-weight: 800;
  font-size: 15px;
  color: var(--sonolux-navy);
  background: #f8fafc;
  border-bottom: 2px solid #e2e8f0;
}

.tech-comparison-table thead th.col-highlight {
  background: var(--sonolux-navy);
  color: #ffffff;
  position: relative;
}

.tech-comparison-table td.col-highlight {
  background: rgba(23, 104, 232, 0.03);
  font-weight: 700;
  color: var(--sonolux-blue);
  border-left: 2px solid rgba(23, 104, 232, 0.2);
  border-right: 2px solid rgba(23, 104, 232, 0.2);
}

.tech-comparison-table tbody tr:last-child td {
  border-bottom: 0;
}

.col-dim {
  color: var(--text-muted);
}

/* ===================================================================
   STEP 7.23 ENHANCEMENTS: Minimal Dropdown, 4-Column Footer & Pillar Media
   =================================================================== */

/* 1. Minimal Dropdown (Text Only) */
.nav-dropdown-menu {
  min-width: 250px !important;
  padding: 8px !important;
}

.dropdown-item {
  display: block !important;
  padding: 10px 14px !important;
  border-radius: 8px !important;
  font-size: 13.5px !important;
  font-weight: 700 !important;
  color: var(--sonolux-navy) !important;
  line-height: 1.4 !important;
  text-decoration: none !important;
  transition: all 0.15s ease !important;
}

.dropdown-item:hover,
.dropdown-item.active {
  background: var(--bg-slate) !important;
  color: var(--sonolux-blue) !important;
}

/* 2. Exact Fixed Minimal Corporate Footer */
.site-footer {
  background: #041426 !important;
  color: rgba(255, 255, 255, 0.72) !important;
  padding: 56px 0 !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
}

.site-footer .footer-inner {
  display: flex !important;
  justify-content: space-between !important;
  align-items: flex-start !important;
  width: min(1200px, calc(100% - 48px)) !important;
  margin: 0 auto !important;
  gap: 48px !important;
  padding: 0 !important;
}

.site-footer .footer-company-info {
  max-width: 480px !important;
}

.site-footer .brand {
  display: inline-block !important;
  margin-bottom: 16px !important;
}

.site-footer .brand img {
  width: 145px !important;
  height: auto !important;
  display: block !important;
}

.footer-company-info p {
  font-size: 13.5px !important;
  line-height: 1.65 !important;
  color: rgba(255, 255, 255, 0.58) !important;
  margin: 3px 0 !important;
}

.footer-company-info .footer-copy {
  margin-top: 12px !important;
  font-size: 12px !important;
  color: rgba(255, 255, 255, 0.38) !important;
}

.footer-nav {
  display: flex !important;
  gap: 36px !important;
  align-items: center !important;
  padding-top: 6px !important;
}

.footer-nav-link {
  font-size: 14px !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  text-decoration: none !important;
  letter-spacing: -0.01em !important;
  transition: color 0.15s ease !important;
  white-space: nowrap !important;
}

.footer-nav-link:hover {
  color: var(--sonolux-cyan) !important;
}

@media (max-width: 800px) {
  .site-footer .footer-inner {
    flex-direction: column !important;
    gap: 32px !important;
  }
  .footer-nav {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 20px !important;
    padding-top: 0 !important;
  }
}


/* 3. Core Pillars Media Stage */
.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.about-pillar-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 24px 22px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.about-pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px -8px rgba(0, 46, 111, 0.08);
}

.about-pillar-media {
  width: 100%;
  height: 180px;
  border-radius: var(--radius-md);
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  overflow: hidden;
  border: 1px solid rgba(0, 46, 111, 0.06);
}

.about-pillar-media img {
  max-width: 88%;
  max-height: 88%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.about-pillar-media.photo-cover img {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-pillar-card:hover .about-pillar-media img {
  transform: scale(1.05);
}

.about-pillar-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 10px;
  line-height: 1.35;
}

.about-pillar-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 900px) {
  .about-pillars-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ===================================================================
   STREAMLINED EXECUTIVE ROI & COST-SAVING CALCULATOR
   =================================================================== */
.calculator-card {
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  box-shadow: var(--shadow-card);
}

.calc-group {
  margin-bottom: 28px;
}

.calc-group-title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--sonolux-navy);
  margin-bottom: 12px;
}

/* Facility Grid (4 Compact Segments) */
.facility-pill-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.facility-pill-btn {
  background: var(--bg-slate);
  border: 1.5px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.facility-pill-btn:hover {
  border-color: var(--sonolux-blue);
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.facility-pill-btn.active {
  background: #ffffff;
  border-color: var(--sonolux-blue);
  box-shadow: 0 4px 16px rgba(23, 104, 232, 0.15);
}

.facility-pill-btn .f-icon-svg {
  width: 24px;
  height: 24px;
  color: var(--sonolux-navy);
  margin-bottom: 8px;
  transition: all 0.2s ease;
}

.facility-pill-btn:hover .f-icon-svg,
.facility-pill-btn.active .f-icon-svg {
  color: var(--sonolux-blue);
}

.facility-pill-btn .f-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--sonolux-navy);
  margin-bottom: 2px;
}

.facility-pill-btn .f-sub {
  font-size: 11.5px;
  color: var(--text-muted);
}

.facility-pill-btn.active .f-name {
  color: var(--sonolux-blue);
}

/* Controls Grid (Area & Floors side by side) */
.calc-controls-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
  margin-bottom: 24px;
}

.calc-col-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.live-val-badge {
  font-size: 24px;
  font-weight: 800;
  color: var(--sonolux-blue);
}

.live-val-badge .unit {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-left: 2px;
}

.calc-hint {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.preset-pill-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.floor-selector-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 4px;
}

.floor-btn {
  background: var(--bg-slate);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: 10px 0;
  text-align: center;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.floor-btn:hover {
  border-color: var(--sonolux-blue);
  color: var(--sonolux-blue);
}

.floor-btn.active {
  background: var(--sonolux-navy);
  border-color: var(--sonolux-navy);
  color: #ffffff;
}

/* Plan Row */
.calc-plan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.calc-plan-row .calc-group-title {
  margin-bottom: 0;
}

.calc-plan-segmented {
  display: flex;
  background: var(--bg-slate);
  padding: 4px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-hairline);
  gap: 4px;
}

.plan-toggle-btn {
  background: transparent;
  border: none;
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.plan-toggle-btn.active {
  background: #ffffff;
  color: var(--sonolux-blue);
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Executive Result Card (Dark Cockpit) */
.executive-result-card {
  background: #041426;
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 32px rgba(4, 20, 38, 0.3);
}

.exec-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.exec-device-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}

.exec-device-pill strong {
  color: #ffffff;
  font-weight: 700;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sonolux-cyan);
  box-shadow: 0 0 8px var(--sonolux-cyan);
}

.exec-saving-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 194, 255, 0.14);
  border: 1px solid rgba(0, 194, 255, 0.35);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--sonolux-cyan);
  font-weight: 600;
}

.exec-saving-badge strong {
  font-weight: 800;
  margin-left: 4px;
}

.exec-metrics-strip.quote-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.quote-flow .exec-metric-col {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.flow-symbol {
  font-size: 24px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.3);
  padding: 0 8px;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.exec-metric-label {
  font-size: 12px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.exec-metric-num {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 4px;
  line-height: 1.2;
}

.exec-metric-num.muted {
  color: rgba(255, 255, 255, 0.85);
}

.exec-metric-num.cyan {
  color: var(--sonolux-cyan);
}

.exec-metric-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
}

.exec-metric-sub.text-cyan {
  color: var(--sonolux-cyan);
  font-weight: 600;
}

.exec-footnote {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.5;
  margin: 12px 0 20px;
}

.exec-cta-wrap {
  text-align: center;
}

.exec-cta-wrap .btn-primary {
  width: 100%;
  max-width: 420px;
  padding: 14px 28px;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 900px) {
  .calculator-card {
    padding: 24px;
  }
  .facility-pill-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-controls-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .exec-metrics-strip.quote-flow {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }
  .flow-symbol {
    text-align: center;
    font-size: 18px;
    padding: 4px 0;
  }
}

/* ===================================================================
   IN-SITE CONTACT FORM STYLES
   =================================================================== */
.contact-card-wrapper {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 46, 111, 0.05);
  padding: 44px 48px;
}

@media (max-width: 640px) {
  .contact-card-wrapper {
    padding: 28px 20px;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.mb-24 {
  margin-bottom: 8px;
}

.form-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--sonolux-navy);
}

.form-label .required {
  color: #e02424;
  margin-left: 2px;
}

/* Inquiry Type Chips */
.inquiry-type-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

@media (max-width: 600px) {
  .inquiry-type-group {
    grid-template-columns: repeat(2, 1fr);
  }
}

.inquiry-chip {
  position: relative;
  cursor: pointer;
  user-select: none;
  margin: 0;
}

.inquiry-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.inquiry-chip .chip-label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
}

.inquiry-chip input:checked + .chip-label {
  background: #f0f6ff;
  border-color: var(--sonolux-blue);
  color: var(--sonolux-blue);
  box-shadow: 0 2px 8px rgba(23, 104, 232, 0.12);
  font-weight: 700;
}

.inquiry-chip:hover .chip-label {
  border-color: #cbd5e1;
}

/* Inputs & Grid */
.form-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .form-grid-2col {
    grid-template-columns: 1fr;
  }
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  background: #ffffff;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--sonolux-navy);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #94a3b8;
  font-size: 14px;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--sonolux-blue);
  box-shadow: 0 0 0 3px rgba(23, 104, 232, 0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.6;
}

/* Consent Checkbox */
.form-consent-wrap {
  margin-top: 4px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  user-select: none;
  margin: 0;
}

.checkbox-label input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.checkbox-custom {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-hairline);
  border-radius: 4px;
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  transition: all 0.2s ease;
}

.checkbox-label input:checked + .checkbox-custom {
  background: var(--sonolux-blue);
  border-color: var(--sonolux-blue);
}

.checkbox-label input:checked + .checkbox-custom::after {
  content: "";
  width: 5px;
  height: 9px;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-bottom: 2px;
}

.consent-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Submit Button & Spinner */
.contact-submit-btn {
  width: 100%;
  padding: 16px;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.contact-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

.contact-submit-btn .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #ffffff;
  animation: formSpinner 0.8s linear infinite;
}

@keyframes formSpinner {
  to { transform: rotate(360deg); }
}

/* Form Error Alert */
.form-error-alert {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  line-height: 1.5;
}

/* Success State View */
.contact-success-state {
  text-align: center;
  padding: 40px 20px;
  animation: fadeInSuccess 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeInSuccess {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}

.success-icon-wrap {
  width: 72px;
  height: 72px;
  background: #f0f6ff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(23, 104, 232, 0.15);
}

.success-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--sonolux-navy);
  margin-bottom: 12px;
}

.success-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* Direct Contact Info Strip */
.contact-direct-strip {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--text-muted);
}

.direct-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.direct-item a {
  color: var(--sonolux-blue);
  text-decoration: none;
  font-weight: 600;
}

.direct-item a:hover {
  text-decoration: underline;
}

.direct-divider {
  color: #cbd5e1;
}

@media (max-width: 600px) {
  .direct-divider {
    display: none;
  }
  .contact-direct-strip {
    flex-direction: column;
    gap: 10px;
  }
}