/* ==========================================================================
   CS SSKRU - Oceanic Sapphire & Clean Modern Academic Design System
   Computer Science · Sisaket Rajabhat University
   ========================================================================== */

:root {
  /* Eye-Soothing Canvas & Surfaces */
  --canvas-bg: #f8fafc;
  --canvas-subtle: #f1f5f9;
  --canvas-card: #ffffff;
  --canvas-card-frosted: rgba(255, 255, 255, 0.95);
  --canvas-dark-slate: #0b1120;
  --canvas-terminal: #0f172a;

  /* Typography & High Contrast (WCAG AAA) */
  --text-main: #0f172a;
  --text-sub: #1e293b;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;

  /* Brand Palette - Oceanic Sapphire & Sky Blue */
  --sapphire-900: #0c2d48;
  --sapphire-800: #034b75;
  --sapphire-700: #0369a1;
  --sapphire-600: #0284c7;
  --sapphire-500: #0ea5e9;
  --sapphire-100: #e0f2fe;
  --sapphire-50: #f0f9ff;

  --brown-900: #2c1810;
  --brown-800: #382216;
  --brown-700: #4a2c1d;
  --brown-600: #6b3f27;
  --brown-500: #8b5738;
  --brown-100: #f0e6dc;
  --brown-50: #faf5f0;

  --emerald-700: #047857;
  --emerald-600: #059669;
  --emerald-500: #10b981;
  --emerald-100: #d1fae5;
  --emerald-50: #ecfdf5;

  --amber-600: #d97706;
  --amber-500: #f59e0b;
  --amber-100: #fef3c7;
  --amber-50: #fffbeb;

  --purple-600: #7c3aed;
  --purple-500: #8b5cf6;
  --purple-100: #ede9fe;
  --rose-600: #e11d48;
  --rose-500: #ef4444;
  --rose-100: #fee2e2;

  /* Borders & Dividers */
  --border-subtle: #e2e8f0;
  --border-card: #cbd5e1;
  --border-sapphire: #bae6fd;
  --border-emerald: #a7f3d0;

  /* Typography */
  --font-heading: 'Prompt', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, monospace;

  /* Elevations & Shadows */
  --shadow-subtle: 0 2px 8px -1px rgba(15, 23, 42, 0.04), 0 1px 3px -1px rgba(15, 23, 42, 0.02);
  --shadow-card: 0 10px 25px -4px rgba(15, 23, 42, 0.06), 0 4px 8px -2px rgba(15, 23, 42, 0.03);
  --shadow-hover: 0 20px 35px -5px rgba(2, 132, 199, 0.14), 0 8px 16px -3px rgba(15, 23, 42, 0.04);
  --shadow-sapphire: 0 8px 22px -3px rgba(2, 132, 199, 0.35);

  /* Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Global Reset & Base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  font-size: 16px;
}

body {
  background-color: var(--canvas-bg);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: 1.08rem;
  line-height: 1.8;
  word-break: normal;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: var(--canvas-bg);
}
::-webkit-scrollbar-thumb {
  background: #b1d4ff;
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: #8dbdff;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s var(--ease-spring);
}

/* Dynamic Ambient Canvas Lighting */
.canvas-ambient-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.glow-orb-1 {
  position: absolute;
  top: -15%;
  right: -10%;
  width: 750px;
  height: 750px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, rgba(14, 165, 233, 0) 70%);
  filter: blur(60px);
}

.glow-orb-2 {
  position: absolute;
  top: 45%;
  left: -15%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.06) 0%, rgba(2, 132, 199, 0) 70%);
  filter: blur(60px);
}

/* ==========================================================================
   Header & Floating Island Navbar
   ========================================================================== */
.futuristic-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0.85rem 1.5rem;
  transition: all 0.3s var(--ease-spring);
}

.futuristic-header.scrolled {
  padding: 0.45rem 1.5rem;
}

.nav-island-container {
  max-width: 1320px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-full);
  padding: 0.5rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  transition: box-shadow 0.2s ease;
}

.futuristic-header.scrolled .nav-island-container {
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.1);
  border-color: rgba(2, 132, 199, 0.3);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  font-size: 1.02rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-emblem {
  height: 38px;
  width: auto;
  border-radius: 50%;
  transition: transform 0.25s var(--ease-spring);
}

.brand-wrapper:hover .brand-emblem {
  transform: rotate(10deg) scale(1.08);
}

.brand-subtitle {
  font-size: 0.74rem;
  font-weight: 600;
  color: #0284c7;
  display: block;
  line-height: 1.1;
}

.nav-menu-pills {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-pill-item {
  padding: 0.42rem 0.95rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  transition: all 0.2s var(--ease-spring);
  white-space: nowrap;
  position: relative;
}

.nav-pill-item:hover {
  color: #0284c7;
  background: rgba(2, 132, 199, 0.08);
  transform: translateY(-1px);
}

.nav-pill-item.active {
  color: #0284c7;
  background: #e0f2fe;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.16);
}

.nav-pill-item.active:hover {
  background: #bae6fd;
}

.btn-nav-apply {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.52rem 1.35rem;
  background: #0284c7;
  color: #ffffff !important;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: none !important;
  transition: background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap !important;
  flex-shrink: 0;
  text-decoration: none;
}

.btn-nav-apply:hover {
  background: #0369a1;
  transform: translateY(-1px);
  color: #ffffff !important;
}

.nav-mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
  padding: 0.25rem;
}

/* ==========================================================================
   Mobile Side Navigation Drawer (Offcanvas Slide-In from Left)
   ========================================================================== */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 1099;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.mobile-drawer-backdrop.show {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 290px;
  max-width: 82vw;
  height: 100vh;
  background: #ffffff;
  z-index: 1100;
  transform: translateX(-100%);
  transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
  box-shadow: 12px 0 35px rgba(15, 23, 42, 0.22);
  display: flex !important;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.mobile-nav-drawer.show {
  transform: translateX(0);
}

.mobile-drawer-header {
  padding: max(1.25rem, env(safe-area-inset-top, 1.25rem)) 1.25rem 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #f1f5f9;
  background: #ffffff;
  flex-shrink: 0;
}

.mobile-drawer-close {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #f1f5f9;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #475569;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mobile-drawer-close:hover {
  background: #fee2e2;
  color: #ef4444;
}

.mobile-drawer-body {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-apply-highlight-btn {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1.15rem;
  background: #0284c7;
  color: #ffffff !important;
  border-radius: 14px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none !important;
  box-shadow: none !important;
  margin-bottom: 0.75rem;
  transition: background-color 0.2s ease;
}

.mobile-apply-highlight-btn:hover,
.mobile-apply-highlight-btn:active {
  background: #0369a1;
  color: #ffffff !important;
}

.mobile-nav-link {
  padding: 0.75rem 1rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.96rem;
  color: #334155;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none !important;
  transition: all 0.2s ease;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background-color: #f0f9ff;
  color: var(--sapphire-600);
}

.mobile-drawer-footer {
  padding: 1rem 1.25rem max(1.25rem, env(safe-area-inset-bottom, 1.25rem)) 1.25rem;
  border-top: 1px solid #f1f5f9;
  background: #ffffff;
  flex-shrink: 0;
}

@media (max-width: 1140px) {
  .nav-menu-pills, .btn-nav-apply {
    display: none !important;
  }
  .nav-mobile-toggle {
    display: block !important;
  }
}

/* ==========================================================================
   Hero Section: Interactive Tech Sandbox
   ========================================================================== */
.hero-futuristic-section {
  padding-top: 8.5rem;
  padding-bottom: 5.5rem;
  position: relative;
}

.hero-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 1rem;
  background-color: #ffffff;
  border: 1px solid var(--border-sapphire);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--sapphire-700);
  box-shadow: var(--shadow-subtle);
  margin-bottom: 1.25rem;
}

.pulse-beacon {
  width: 8px;
  height: 8px;
  background-color: var(--emerald-500);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}

.gradient-title-ocean {
  background: linear-gradient(135deg, var(--sapphire-600) 0%, var(--emerald-600) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Display Typography (Airy & Relaxed) */
.hero-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background-color: #ffffff;
  border: 1px solid var(--border-sapphire);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--sapphire-700);
  margin-bottom: 1.35rem;
  box-shadow: var(--shadow-subtle);
}

.hero-display-title {
  font-size: clamp(2rem, 3.2vw, 2.85rem);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 1.35rem;
  letter-spacing: -0.015em;
}

/* ==========================================================================
   Hero Section: Clean Minimalist Academic Showcase (Oceanic Sapphire)
   ========================================================================== */
.hero-clean-showcase-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6.5rem;
  padding-bottom: 4rem;
  background: radial-gradient(circle at 85% 30%, rgba(224, 242, 254, 0.55) 0%, rgba(240, 249, 255, 0.3) 45%, #f8fafc 85%);
  overflow: hidden;
}

.hero-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 1rem;
  background: #ffffff;
  border: 1px solid rgba(186, 230, 253, 0.95);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: #0284c7;
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.06);
  margin-bottom: 1.35rem;
}

.hero-clean-title-main {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.2vw, 3.65rem);
  font-weight: 800;
  line-height: 1.2;
  color: #0f172a;
  margin-bottom: 1.35rem;
  letter-spacing: -0.025em;
}

.gradient-title-ocean {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-editorial-lead {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #475569;
  max-width: 530px;
  margin-bottom: 2.25rem;
}

.hero-actions-deck {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.btn-clean-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.85rem;
  background: #0284c7;
  color: #ffffff !important;
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: none;
  transition: background-color 0.2s ease, transform 0.2s ease;
  text-decoration: none !important;
  white-space: nowrap !important;
  border: none;
}

.btn-clean-primary:hover {
  background: #0369a1;
  transform: translateY(-1px);
  color: #ffffff !important;
}

.btn-clean-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.75rem;
  background-color: #ffffff;
  color: #0284c7 !important;
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1.5px solid #0284c7;
  box-shadow: none;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  text-decoration: none !important;
  white-space: nowrap !important;
}

.btn-clean-outline:hover {
  background-color: #f0f9ff;
  border-color: #0369a1;
  color: #0369a1 !important;
  transform: translateY(-1px);
}

/* Highlight Primary Action Button (Clean & Flat, No Glowing Halos) */
.btn-cyber-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.65rem;
  background: #0284c7;
  color: #ffffff !important;
  font-family: var(--font-heading);
  font-size: 0.96rem;
  font-weight: 700;
  border-radius: 50px;
  border: none;
  box-shadow: none !important;
  text-decoration: none !important;
  transition: background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap !important;
  flex-shrink: 0;
}

.btn-cyber-primary:hover {
  background: #0369a1;
  transform: translateY(-1px);
  color: #ffffff !important;
}

.btn-cyber-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.5rem;
  background: #ffffff;
  color: #1e293b !important;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: 1.5px solid #cbd5e1;
  text-decoration: none !important;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  box-shadow: none !important;
  white-space: nowrap !important;
  flex-shrink: 0;
}

.btn-cyber-ghost:hover {
  background: #f8fafc;
  border-color: #0284c7;
  color: #0284c7 !important;
}

/* ==========================================================================
   Modern Clean Grid Cards
   ========================================================================== */
.modern-grid-card {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  transition: all 0.25s var(--ease-spring);
  overflow: hidden;
}

.modern-grid-card:hover {
  transform: translateY(-4px);
  border-color: #0284c7;
  box-shadow: 0 14px 30px -4px rgba(2, 132, 199, 0.15);
}

/* Minimalist Clean Stats Row */
.hero-minimal-stats-row {
  display: flex;
  align-items: flex-start;
  gap: 3rem;
  flex-wrap: wrap;
}

.minimal-stat-item {
  display: flex;
  flex-direction: column;
}

.minimal-stat-num {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: #0284c7;
  line-height: 1;
  letter-spacing: -0.02em;
}

.minimal-stat-num .unit {
  font-size: 2rem;
  font-weight: 600;
  margin-left: 2px;
}

.minimal-stat-label {
  font-size: 0.82rem;
  color: #64748b;
  font-weight: 500;
  margin-top: 0.45rem;
  white-space: nowrap;
}

/* Right Column: Emblem Showcase with Clean Floating Badges */
.hero-emblem-showcase-wrapper {
  position: relative;
  max-width: 440px;
  margin: 0 auto;
  padding: 1.5rem 0.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-emblem-clean-card {
  position: relative;
  background: #ffffff;
  border-radius: 28px;
  padding: 2.25rem;
  box-shadow: 0 25px 60px -10px rgba(15, 23, 42, 0.08);
  border: 1.5px solid rgba(226, 232, 240, 0.9);
  transform: rotate(3deg);
  transition: transform 0.3s var(--ease-spring);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 360px;
}

.hero-emblem-clean-card:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 0 30px 70px -10px rgba(2, 132, 199, 0.15);
}

.hero-emblem-img {
  width: 100%;
  max-width: 250px;
  height: auto;
  object-fit: contain;
  display: block;
}

/* Floating Clean Pill Badges */
.hero-floating-pill {
  position: absolute;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 0.45rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: #334155;
  z-index: 5;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.hero-floating-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.12);
}

.hero-floating-pill.pill-top-left {
  top: 0.5rem;
  left: -1rem;
}

.hero-floating-pill.pill-mid-right {
  top: 40%;
  right: -1.75rem;
}

.hero-floating-pill.pill-bottom-left {
  bottom: 0.5rem;
  left: -1.25rem;
}

.text-teal {
  color: #0d9488;
}

.text-blue {
  color: #0284c7;
}

.text-amber {
  color: #f59e0b;
}

@media (max-width: 991px) {
  .hero-clean-showcase-section {
    padding-top: 7rem;
    padding-bottom: 3.5rem;
  }
  .hero-minimal-stats-row {
    gap: 2rem;
  }
  .hero-floating-pill {
    position: static;
    margin-top: 0.5rem;
  }
}



/* ==========================================================================
   Section Block Utilities (Clean & Balanced Spacing)
   ========================================================================== */
.futuristic-section {
  padding: 2.25rem 0 3.75rem 0;
  position: relative;
}

.futuristic-section .text-center.mb-5,
.tracks-clean-section .text-center.mb-5 {
  margin-bottom: 1.25rem !important;
}

.section-eyebrow-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-heading);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--sapphire-600);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background-color: var(--sapphire-50);
  border: 1px solid var(--border-sapphire);
  padding: 0.28rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.55rem;
}

.section-hero-title {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.55rem;
  letter-spacing: -0.025em;
}

.section-sub-desc {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 950px;
}

/* ==========================================================================
   Strategic Bento Matrix (About)
   ========================================================================== */
.cyber-segmented-nav-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 3rem;
  width: 100%;
}

.cyber-segmented-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #ffffff;
  border: 1.5px solid var(--border-card);
  border-radius: var(--radius-full);
  padding: 0.45rem 0.6rem;
  box-shadow: var(--shadow-card);
  flex-wrap: wrap;
  max-width: 100%;
}

.segmented-pill-trigger {
  padding: 0.65rem 1.35rem;
  border: none;
  background: transparent;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.25s var(--ease-spring);
  white-space: nowrap !important;
  display: inline-flex;
  align-items: center;
}

.segmented-pill-trigger:hover {
  background: var(--sapphire-50);
  color: var(--sapphire-600);
}

.segmented-pill-trigger.active {
  background: var(--sapphire-600);
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.35);
}

.strategic-bento-hero-card {
  background: linear-gradient(135deg, #0c2d48 0%, #0b1120 100%);
  border-radius: var(--radius-xl);
  padding: 2.75rem 2.5rem;
  color: #ffffff;
  box-shadow: 0 20px 40px rgba(12, 45, 72, 0.2);
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.philosophy-banner-title {
  font-family: var(--font-heading);
  font-size: clamp(1.45rem, 2.8vw, 2.15rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.45;
  margin-bottom: 1rem;
}

.mission-grid-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  height: 100%;
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s var(--ease-spring);
}

.mission-grid-card:hover {
  transform: translateY(-4px);
  border-color: var(--sapphire-500);
  box-shadow: var(--shadow-card);
}

.mission-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   4-Year Interactive Skill-Tree Roadmap (Compact, Sleek & Balanced)
   ========================================================================== */
.skilltree-roadmap-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  max-width: 1040px;
  margin: 0 auto;
  box-shadow: var(--shadow-card);
}

.skilltree-stepper-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.skilltree-node-btn {
  background: #ffffff;
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.25s var(--ease-spring);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  box-shadow: var(--shadow-subtle);
  text-align: center;
  white-space: nowrap !important;
}

.skilltree-node-btn:hover {
  border-color: var(--sapphire-600);
  color: var(--sapphire-600);
}

.skilltree-node-btn.active {
  background: var(--sapphire-600);
  color: #ffffff;
  border-color: var(--sapphire-600);
  box-shadow: var(--shadow-sapphire);
}

.level-badge-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.12rem 0.4rem;
  border-radius: var(--radius-xs);
  background: rgba(2, 132, 199, 0.1);
  color: var(--sapphire-600);
  flex-shrink: 0;
}

.skilltree-node-btn.active .level-badge-chip {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff !important;
  box-shadow: none;
}

.semester-quest-card {
  background: var(--canvas-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.35rem;
  height: 100%;
}

.quest-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1.5px solid var(--border-sapphire);
}

.course-quest-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.course-quest-item {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 0.7rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  justify-content: space-between;
  transition: all 0.2s var(--ease-spring);
  height: 100%;
}

.course-quest-item strong {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.3;
}

.course-quest-item small {
  font-size: 0.8rem;
}

.course-quest-item:hover {
  border-color: var(--sapphire-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-subtle);
}

.course-code-tag {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--sapphire-700);
  background: var(--sapphire-50);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-sapphire);
  flex-shrink: 0;
}

/* ==========================================================================
   TUITION & ESTIMATED EXPENSES CARD (PREMIUM COMPONENT)
   ========================================================================== */
.tuition-estimate-card-wrapper {
  max-width: 720px;
  margin: 3.5rem auto 0 auto;
}

.tuition-estimate-card {
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 28px;
  padding: 2.25rem 2.25rem 2rem 2.25rem;
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.06), 0 2px 6px rgba(15, 23, 42, 0.03);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tuition-estimate-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.09), 0 4px 12px rgba(2, 132, 199, 0.06);
}

.tuition-eyebrow-chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--sapphire-600);
  background: #f0f9ff;
  border: 1px solid rgba(2, 132, 199, 0.2);
  padding: 0.3rem 0.85rem;
  border-radius: 50px;
}

.tuition-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 0.35rem;
}

.tuition-subtitle {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.6;
  max-width: 580px;
  margin: 0 auto 1.25rem auto;
}

.tuition-tier-card {
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 20px;
  padding: 1.35rem 1.4rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.tuition-tier-card:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.05);
}

.tuition-tier-card.tier-entry {
  border-top: 3.5px solid #db2777;
  background: linear-gradient(180deg, #fffafd 0%, #ffffff 100%);
}

.tuition-tier-card.tier-regular {
  border-top: 3.5px solid #0284c7;
  background: linear-gradient(180deg, #f8fcff 0%, #ffffff 100%);
}

.tier-badge {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.22rem 0.65rem;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
}

.tier-badge.badge-entry {
  background: #fdf2f8;
  color: #db2777;
  border: 1px solid #fbcfe8;
}

.tier-badge.badge-regular {
  background: #eff6ff;
  color: #0284c7;
  border: 1px solid #bfdbfe;
}

.tier-term-tag {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: #64748b;
}

.tier-price-display {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin: 0.75rem 0 0.4rem 0;
}

.currency-symbol {
  font-size: 1.1rem;
  font-weight: 700;
  color: #64748b;
}

.price-val {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #db2777;
  line-height: 1;
}

.price-val.text-sapphire {
  color: #0284c7;
}

.price-unit {
  font-size: 0.88rem;
  font-weight: 600;
  color: #64748b;
  margin-left: 2px;
}

.tier-details {
  font-size: 0.82rem;
  color: #475569;
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px dashed #e2e8f0;
  line-height: 1.5;
}

.tuition-perks-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  padding: 0.9rem 1.15rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin: 1.25rem 0 1.6rem 0;
}

.tuition-perk-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.perk-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  flex-shrink: 0;
}

.perk-icon-wrap.hour {
  background: #fdf4ff;
  color: #c026d3;
}

.perk-icon-wrap.loan {
  background: #ecfdf5;
  color: #059669;
}

.perk-icon-wrap.grant {
  background: #eff6ff;
  color: #0284c7;
}

.perk-text-wrap {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.perk-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: #64748b;
  line-height: 1.2;
}

.perk-val {
  font-size: 0.84rem;
  font-weight: 700;
  color: #1e293b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tuition-footer-action {
  text-align: center;
}

.tuition-btn-apply {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.92rem 1.75rem;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff !important;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none !important;
  box-shadow: none !important;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.tuition-btn-apply:hover {
  background: #0369a1;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .tuition-estimate-card-wrapper {
    margin: 1.75rem auto 0.75rem auto !important;
    padding: 0 0.25rem !important;
  }
  .tuition-estimate-card {
    padding: 1.5rem 1.1rem !important;
    border-radius: 22px !important;
  }
  .tuition-eyebrow-chip {
    font-size: 0.72rem !important;
    padding: 0.25rem 0.75rem !important;
  }
  .tuition-title {
    font-size: 1.25rem !important;
    margin-bottom: 0.25rem !important;
  }
  .tuition-subtitle {
    font-size: 0.82rem !important;
    line-height: 1.5 !important;
    margin-bottom: 1rem !important;
  }
  .tuition-tier-card {
    padding: 1.1rem 1.15rem !important;
    border-radius: 16px !important;
  }
  .tier-badge {
    font-size: 0.75rem !important;
    padding: 0.18rem 0.55rem !important;
  }
  .tier-term-tag {
    font-size: 0.76rem !important;
  }
  .price-val {
    font-size: 1.6rem !important;
  }
  .tier-details {
    font-size: 0.78rem !important;
    margin-top: 0.5rem !important;
    padding-top: 0.5rem !important;
  }
  .tuition-perks-box {
    grid-template-columns: 1fr;
    gap: 0.7rem;
    padding: 0.85rem 1rem !important;
  }
  .tuition-btn-apply {
    padding: 0.85rem 1.25rem !important;
    font-size: 0.95rem !important;
  }
}

/* ==========================================================================
   Curriculum Specialization Tracks: Clean Segmented Group & Pastel Cards
   ========================================================================== */
.tracks-clean-section {
  background: #ffffff;
  padding: 2.75rem 0 4.25rem 0;
}

.tracks-segmented-nav-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 2.75rem;
}

.tracks-segmented-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
}

.track-tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.65rem 1.65rem;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: #334155;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
}

.track-tab-btn i {
  font-size: 1.05rem;
  color: #64748b;
  transition: color 0.2s ease;
}

.track-tab-btn:hover {
  background: #f8fafc;
  border-color: #0284c7;
  color: #0284c7;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
}

.track-tab-btn:hover i {
  color: #0284c7;
}

.track-tab-btn.active {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  border-color: #0284c7;
  color: #ffffff !important;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
  transform: translateY(-2px);
}

.track-tab-btn.active i {
  color: #ffffff !important;
}

/* 4-Columns Clean Course Cards */
.track-course-clean-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 20px;
  padding: 2.25rem 1.65rem 1.85rem 1.65rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: all 0.25s var(--ease-spring);
}

.track-course-clean-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 35px rgba(2, 132, 199, 0.09);
  border-color: #cbd5e1;
}

/* Pastel Discs */
.track-course-icon-disc {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  flex-shrink: 0;
}

.track-course-icon-disc.blue {
  background: #e0f2fe;
  color: #0284c7;
}

.track-course-icon-disc.red {
  background: #fee2e2;
  color: #ef4444;
}

.track-course-icon-disc.purple {
  background: #ede9fe;
  color: #8b5cf6;
}

.track-course-icon-disc.green {
  background: #dcfce7;
  color: #10b981;
}

.track-course-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.track-course-desc {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #64748b;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.track-course-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 1.15rem;
  border-radius: 50px;
  background: #f0f9ff;
  color: #0284c7;
  border: 1px solid #bae6fd;
}

/* ==========================================
   Faculty Leadership Section (Clean & Tidy Academic Directory)
   ========================================== */
.faculty-lead-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.85rem 2.25rem;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
}

.faculty-avatar-wrap {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid #f1f5f9;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
  margin: 0 auto;
}

.faculty-avatar-wrap.lead-avatar {
  width: 115px;
  height: 115px;
}

.faculty-avatar-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.faculty-role-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: #047857;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  padding: 0.28rem 0.85rem;
  border-radius: var(--radius-full);
}

.faculty-spec-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 500;
  color: #475569;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 0.22rem 0.75rem;
  border-radius: var(--radius-full);
}

.faculty-name-main {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.01em;
}

.faculty-name-sub {
  font-size: 0.88rem;
  color: #64748b;
  font-weight: 400;
}

.faculty-email-text {
  color: #0284c7;
  text-decoration: none;
  font-weight: 500;
}

.faculty-email-text:hover {
  text-decoration: underline;
}

.faculty-bio-desc {
  font-size: 0.9rem;
  color: #475569;
  line-height: 1.65;
  max-width: 780px;
}

/* 4-Columns Clean Uniform Cards */
.faculty-member-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 1.75rem 1.25rem 1.45rem 1.25rem;
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
  transition: all 0.2s ease;
}

.faculty-member-card:hover {
  border-color: #cbd5e1;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}

.faculty-member-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  margin-top: 0.85rem;
  margin-bottom: 0.2rem;
}

.faculty-member-en {
  font-size: 0.82rem;
  color: #64748b;
  margin-bottom: 0.75rem;
}

.btn-faculty-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 1.25rem;
  background: #ffffff;
  color: #0284c7;
  border: 1.5px solid #0284c7;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap !important;
}

.btn-faculty-action:hover {
  background: #0284c7;
  color: #ffffff;
}

.btn-sm-action {
  font-size: 0.82rem;
  padding: 0.4rem 1rem;
  width: 100%;
  margin-top: auto;
  border: 1px solid #cbd5e1;
  color: #334155;
}

.btn-sm-action:hover {
  border-color: #0284c7;
  background: #f0f9ff;
  color: #0284c7;
}

/* ==========================================================================
   Compact Space-Saving Social Connect Grid Cards (Ultra-Premium Clean Style)
   ========================================================================== */
.compact-social-card {
  display: flex;
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 18px;
  text-decoration: none !important;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
  height: 100%;
}

.compact-social-card:hover {
  transform: translateY(-2px);
}

.compact-social-card.line-card {
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  gap: 1rem;
}

.compact-social-card.line-card:hover {
  border-color: #16a34a;
  box-shadow: 0 8px 20px rgba(22, 163, 74, 0.08);
}

.compact-social-card.fb-card,
.compact-social-card.tiktok-card {
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.1rem 1.15rem;
  min-height: 110px;
}

.compact-social-card.fb-card:hover {
  border-color: #2563eb;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.08);
}

.compact-social-card.tiktok-card:hover {
  border-color: #e11d48;
  box-shadow: 0 8px 20px rgba(225, 29, 72, 0.08);
}

.social-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.social-icon-box.line {
  background: #dcfce7;
  color: #16a34a;
}

.social-icon-box.fb {
  background: #eff6ff;
  color: #2563eb;
}

.social-icon-box.tiktok {
  background: #fff1f2;
  color: #e11d48;
}

.social-title {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.2;
}

.social-desc {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.3;
}

.social-pill-badge.line-badge {
  background: #dcfce7;
  color: #15803d;
  border: 1px solid #bbf7d0;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 50px;
}

.social-btn-pill.line-btn {
  background: #16a34a;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.45rem 0.95rem;
  border-radius: 50px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background-color 0.2s ease;
}

.social-btn-pill.line-btn:hover {
  background: #15803d;
}

.social-arrow-icon {
  font-size: 1.1rem;
  color: #94a3b8;
  transition: transform 0.2s ease, color 0.2s ease;
}

.compact-social-card:hover .social-arrow-icon {
  transform: translate(2px, -2px);
  color: #0f172a;
}

@media (max-width: 576px) {
  .compact-social-card.line-card {
    padding: 0.85rem 1rem;
    gap: 0.65rem;
  }
  .compact-social-card.fb-card,
  .compact-social-card.tiktok-card {
    padding: 0.9rem 0.85rem;
    min-height: 98px;
  }
  .social-icon-box {
    width: 36px;
    height: 36px;
    font-size: 1.15rem;
  }
  .social-title {
    font-size: 0.9rem;
  }
  .social-desc {
    font-size: 0.72rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .social-btn-pill.line-btn {
    padding: 0.35rem 0.75rem;
    font-size: 0.76rem;
  }
}

/* ==========================================================================
   Executive Academic Dossier Modal (Superior UX/UI & High Readability)
   ========================================================================== */
.futuristic-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.futuristic-modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.golden-dossier-frame {
  background: #ffffff;
  border-radius: var(--radius-xl);
  max-width: 960px;
  width: 100%;
  max-height: 88vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 70px rgba(15, 23, 42, 0.35);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transform: scale(0.97);
  transition: transform 0.25s var(--ease-spring);
}

.futuristic-modal-backdrop.active .golden-dossier-frame {
  transform: scale(1);
}

/* 1. Modal Header (Executive Navy Gradient) */
.dossier-top-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 1.5rem 2rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.dossier-avatar-disc {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  padding: 2.5px;
  background: linear-gradient(135deg, #38bdf8, #34d399);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  flex-shrink: 0;
}

.dossier-avatar-disc img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

.dossier-header-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.2rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.dossier-header-subtitle {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: #94a3b8;
  margin-bottom: 0.5rem;
}

.dossier-role-pill-dark {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #f8fafc;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
}

.dossier-role-pill-cyan {
  background: #0284c7;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
}

.dossier-close-cross {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #ffffff;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.dossier-close-cross:hover {
  background: #ef4444;
  border-color: #ef4444;
  color: #ffffff;
  transform: scale(1.08);
}

/* 2. Modal Body (Clean Dual-Column) */
.dossier-body-scrollable {
  padding: 2rem 2.25rem;
  overflow-y: auto;
  flex-grow: 1;
  background: #f8fafc;
}

.dossier-column-heading {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.dossier-heading-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Left Column: Modern Solid Timeline */
.academic-timeline-tree {
  position: relative;
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.academic-timeline-tree::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: #cbd5e1;
}

.timeline-step-node {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.timeline-step-circle {
  position: absolute;
  left: -1.85rem;
  top: 14px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #0284c7;
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.25);
}

.timeline-degree-name {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.2rem;
  line-height: 1.4;
}

.timeline-school-name {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.timeline-year-chip {
  display: inline-block;
  background: #f1f5f9;
  color: #475569;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.12rem 0.55rem;
  border-radius: 6px;
}

/* Right Column: Clean Course Cards Grid */
.course-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.75rem;
}

@media (max-width: 575px) {
  .course-card-grid {
    grid-template-columns: 1fr;
  }
}

.course-golden-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  transition: all 0.2s var(--ease-spring);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.course-golden-card:hover {
  border-color: #0284c7;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.08);
}

.course-golden-code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: #0284c7;
  background: #f0f9ff;
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  margin-bottom: 0.35rem;
}

.course-golden-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 0.25rem;
}

.course-golden-credits {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Right Column: Research Quote Cards */
.research-quote-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.35rem;
  margin-bottom: 0.85rem;
  transition: all 0.2s var(--ease-spring);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.research-quote-card:hover {
  border-color: #0284c7;
  box-shadow: 0 6px 16px rgba(2, 132, 199, 0.08);
}

.research-quote-title {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.65;
  margin-bottom: 0.5rem;
}

.research-author-year {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 0.55rem;
}

.research-journal-badge {
  display: inline-block;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #047857;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
  line-height: 1.5;
}

/* 3. Modal Bottom Action Strip */
.dossier-footer-strip {
  background: #ffffff;
  border-top: 1px solid var(--border-subtle);
  padding: 0.85rem 2rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  flex-shrink: 0;
}

.btn-dossier-dismiss {
  background: #0f172a;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  padding: 0.55rem 1.6rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-dossier-dismiss:hover {
  background: #1e293b;
  transform: translateY(-1px);
}

/* ==========================================================================
   Document Download Cards (Resource Hub)
   ========================================================================== */
.doc-download-card {
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 18px;
  padding: 1.25rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
  transition: transform 0.2s ease, border-color 0.2s ease;
  height: 100%;
}

.doc-download-card:hover {
  transform: translateY(-2px);
  border-color: #0284c7;
}

.doc-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.doc-icon-box.pdf {
  background: #fee2e2;
  color: #ef4444;
}

.doc-icon-box.handbook {
  background: #eff6ff;
  color: #0284c7;
}

.doc-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
}

.doc-desc {
  font-size: 0.82rem;
  color: #64748b;
}

.btn-doc-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.58rem 1.35rem;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none !important;
  white-space: nowrap !important;
  flex-shrink: 0;
  border: none;
  box-shadow: none !important;
  transition: background-color 0.2s ease;
}

.btn-doc-primary {
  background: #0284c7;
  color: #ffffff !important;
}

.btn-doc-primary:hover {
  background: #0369a1;
}

.btn-doc-outline {
  background: #ffffff;
  color: #334155 !important;
  border: 1.5px solid #cbd5e1;
}

.btn-doc-outline:hover {
  background: #f8fafc;
  border-color: #0284c7;
  color: #0284c7 !important;
}

@media (max-width: 576px) {
  .doc-download-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.15rem 1rem;
  }
  .btn-doc-action {
    width: 100%;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer-modern {
  background: #0b1120 !important;
  color: #ffffff !important;
  padding: 4.5rem 0 2rem 0;
  margin-top: 5rem;
  position: relative;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav-list li {
  margin-bottom: 0.75rem;
}

.footer-nav-list a {
  color: #cbd5e1 !important;
  font-size: 0.98rem;
  transition: all 0.2s ease;
}

.footer-nav-list a:hover {
  color: #38bdf8 !important;
  padding-left: 5px;
}

.contact-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.footer-bottom-strip {
  padding-top: 2rem;
  margin-top: 3.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
  color: #94a3b8;
}

.back-to-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #ffffff;
  color: var(--sapphire-700);
  border: 1px solid var(--border-sapphire);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s var(--ease-spring);
  z-index: 990;
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  background: var(--sapphire-600);
  color: #ffffff;
  box-shadow: var(--shadow-sapphire);
  transform: translateY(-3px);
}

/* Responsive Rules */
@media (max-width: 991px) {
  .nav-menu-pills, .btn-nav-apply { display: none; }
  .nav-mobile-toggle { display: block; }
  .metric-counter-strip { grid-template-columns: repeat(2, 1fr); }
  .metric-cell:nth-child(2) { border-right: none; }
  .skilltree-stepper-track { grid-template-columns: repeat(2, 1fr); gap: 0.6rem; }
  .community-action-card { flex-direction: column; text-align: center; }
  .course-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .skilltree-stepper-track {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.5rem !important;
    margin-bottom: 1.25rem !important;
  }
  .skilltree-node-btn {
    padding: 0.65rem 0.5rem !important;
    font-size: 0.88rem !important;
    border-radius: 12px !important;
    gap: 0.4rem !important;
  }
  .year-sub {
    display: none !important;
  }
}

@media (max-width: 576px) {
  .metric-counter-strip { grid-template-columns: 1fr; }
  .metric-cell { border-right: none; border-bottom: 1px solid var(--border-subtle); padding-bottom: 0.75rem; }
  .metric-cell:last-child { border-bottom: none; }
  .skilltree-stepper-track {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.5rem !important;
  }
  .skilltree-node-btn {
    padding: 0.6rem 0.4rem !important;
    font-size: 0.84rem !important;
  }
}

/* ==========================================================================
   Back Navigation & Breadcrumbs
   ========================================================================== */
.subpage-top-section {
  padding-top: 8.5rem;
  padding-bottom: 4.5rem;
  min-height: 80vh;
}

@media (max-width: 991px) {
  .subpage-top-section {
    padding-top: calc(5.8rem + env(safe-area-inset-top, 12px)) !important;
    padding-bottom: 3.5rem !important;
  }
}

.breadcrumb-nav-strip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #ffffff;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  font-size: 0.88rem;
  color: #64748b;
}

.breadcrumb-nav-strip a {
  color: var(--sapphire-600);
  text-decoration: none;
  font-weight: 600;
}

.breadcrumb-separator {
  color: #cbd5e1;
  font-size: 0.75rem;
}

@media (max-width: 768px) {
  .breadcrumb-nav-strip {
    display: none !important;
  }
}

.btn-back-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: #ffffff;
  color: var(--sapphire-700) !important;
  border: 1.5px solid var(--border-sapphire);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s var(--ease-spring);
  text-decoration: none !important;
}

.btn-back-nav:hover {
  background: var(--sapphire-50);
  color: var(--sapphire-800) !important;
  border-color: var(--sapphire-500);
  transform: translateX(-3px);
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.14);
}

.btn-back-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: linear-gradient(135deg, var(--sapphire-600) 0%, var(--sapphire-800) 100%);
  color: #ffffff !important;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
  transition: all 0.25s var(--ease-spring);
}

.btn-back-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(2, 132, 199, 0.35);
  color: #ffffff !important;
}

.breadcrumb-nav-strip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.breadcrumb-nav-strip a {
  color: var(--sapphire-700);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.breadcrumb-nav-strip a:hover {
  color: var(--sapphire-900);
  text-decoration: underline;
}

.breadcrumb-separator {
  color: #cbd5e1;
  font-size: 0.8rem;
}

.article-bottom-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  margin-top: 3rem;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   MOBILE APP DOCKED BOTTOM TAB BAR & TOUCH STYLES
   ========================================================================== */
html, body {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

@media (max-width: 991px) {
  body {
    padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)) !important;
  }
}

.mobile-app-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1050;
  background: #ffffff;
  border-top: 1px solid #e2e8f0;
  box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
  padding: 0.35rem 0.6rem calc(0.35rem + env(safe-area-inset-bottom, 0px));
  justify-content: space-around;
  align-items: center;
}

@media (max-width: 991px) {
  .mobile-app-bottom-bar {
    display: flex;
  }
}

.mobile-tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  text-decoration: none !important;
  color: #64748b;
  padding: 0.25rem 0;
  border-radius: var(--radius-md);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.mobile-tab-icon-wrap {
  width: 38px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  border-radius: var(--radius-full);
  transition: all 0.25s var(--ease-spring);
}

.mobile-tab-label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  margin-top: 2px;
  transition: color 0.2s ease;
  line-height: 1;
}

.mobile-tab-item:hover, .mobile-tab-item.active {
  color: var(--sapphire-600);
}

.mobile-tab-item.active .mobile-tab-icon-wrap {
  background: var(--sapphire-50);
  color: var(--sapphire-600);
  transform: translateY(-2px) scale(1.08);
}

.mobile-tab-item.active .mobile-tab-label {
  color: var(--sapphire-700);
  font-weight: 700;
}

/* ==========================================================================
   MOBILE FLOATING ACTION BUTTON (FAB SPEED DIAL)
   ========================================================================== */
.mobile-fab-container {
  display: none;
  position: fixed;
  bottom: calc(76px + env(safe-area-inset-bottom, 0px));
  right: 1.1rem;
  z-index: 1040;
  flex-direction: column;
  align-items: flex-end;
}

@media (max-width: 991px) {
  .mobile-fab-container {
    display: flex;
  }
}

.mobile-fab-trigger {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #0284c7;
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.mobile-fab-trigger:hover, .mobile-fab-trigger:active {
  transform: scale(1.08);
}

.mobile-fab-container.open .mobile-fab-trigger {
  transform: rotate(45deg);
  background: #0f172a;
}

.mobile-fab-options {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px) scale(0.9);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}

.mobile-fab-container.open .mobile-fab-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.mobile-fab-opt-item {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1rem;
  background: #ffffff;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.15);
  text-decoration: none !important;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: #0f172a;
  border: 1px solid var(--border-subtle);
  white-space: nowrap;
  transition: transform 0.2s ease;
}

.mobile-fab-opt-item:hover, .mobile-fab-opt-item:active {
  transform: translateX(-4px);
}

.mobile-fab-opt-item i {
  font-size: 1.15rem;
}

.mobile-fab-opt-item.fab-line i { color: #06c755; }
.mobile-fab-opt-item.fab-phone i { color: #0284c7; }
.mobile-fab-opt-item.fab-apply i { color: #d97706; }

/* ==========================================================================
   PWA INSTALL BANNER
   ========================================================================== */
.pwa-install-banner {
  position: fixed;
  top: 1rem;
  left: 0.85rem;
  right: 0.85rem;
  max-width: 440px;
  margin: 0 auto;
  z-index: 1100;
  background: #ffffff;
  border: 1px solid rgba(2, 132, 199, 0.25);
  border-radius: 18px;
  padding: 0.75rem 0.9rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  animation: slideDownIn 0.3s ease-out;
}

.pwa-banner-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  flex: 1 1 auto;
}

.pwa-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 3px;
}

.pwa-app-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

.pwa-text-box {
  min-width: 0;
}

.pwa-title {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-subtitle {
  font-size: 0.76rem;
  color: #64748b;
  line-height: 1.35;
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pwa-banner-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.pwa-btn-install {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border: none;
  border-radius: 50px;
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.3);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.pwa-btn-install:active {
  transform: scale(0.96);
}

.pwa-btn-close {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: #f1f5f9;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.pwa-btn-close:hover,
.pwa-btn-close:active {
  background: #e2e8f0;
  color: #0f172a;
}

@keyframes slideDownIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pwa-install-banner.hide-anim {
  animation: slideUpOut 0.4s ease forwards !important;
}

@keyframes slideUpOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-20px);
  }
}

/* ซ่อนแบนเนอร์ติดตั้งแอปบนหน้าจอ Desktop ทั้งหมด */
@media (min-width: 769px) {
  .pwa-install-banner {
    display: none !important;
  }
}

/* ==========================================================================
   MOBILE DOSSIER BOTTOM SHEET (PIXEL PERFECT MODAL)
   ========================================================================== */
@media (max-width: 768px) {
  .futuristic-modal-backdrop {
    align-items: flex-end !important;
    justify-content: center !important;
    padding: 0 !important;
  }
  
  .golden-dossier-frame {
    width: 100% !important;
    max-width: 100% !important;
    height: 90vh !important;
    max-height: 90vh !important;
    border-radius: 24px 24px 0 0 !important;
    border: none !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    box-shadow: 0 -15px 45px rgba(0, 0, 0, 0.4) !important;
    animation: slideUpSheet 0.32s cubic-bezier(0.32, 0.72, 0, 1) !important;
  }
  
  .dossier-top-banner {
    padding: 1.15rem 1.15rem 1rem 1.15rem !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: flex-start !important;
    justify-content: space-between !important;
    text-align: left !important;
    gap: 0.65rem !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    position: relative !important;
  }

  .dossier-top-banner > div:first-child {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.75rem !important;
    max-width: calc(100% - 42px) !important;
  }

  .dossier-avatar-disc {
    width: 58px !important;
    height: 58px !important;
    flex-shrink: 0 !important;
    margin: 0 !important;
    padding: 2px !important;
  }

  .dossier-header-title {
    font-size: 1.12rem !important;
    line-height: 1.3 !important;
    margin-bottom: 0.15rem !important;
  }

  .dossier-header-subtitle {
    font-size: 0.78rem !important;
    margin-bottom: 0.35rem !important;
  }

  .dossier-role-pill-dark, .dossier-role-pill-cyan {
    font-size: 0.72rem !important;
    padding: 0.18rem 0.55rem !important;
    line-height: 1.3 !important;
  }

  .dossier-close-cross {
    width: 32px !important;
    height: 32px !important;
    font-size: 1rem !important;
    background: rgba(255, 255, 255, 0.15) !important;
    border: none !important;
    flex-shrink: 0 !important;
    position: static !important;
  }

  .dossier-body-scrollable {
    padding: 1.15rem 1rem 1.75rem 1rem !important;
    flex: 1 1 auto !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .dossier-footer-strip {
    padding: 0.75rem 1.25rem calc(0.75rem + env(safe-area-inset-bottom, 12px)) 1.25rem !important;
    background: #ffffff !important;
    border-top: 1px solid #e2e8f0 !important;
    display: flex !important;
    justify-content: center !important;
    width: 100% !important;
  }

  .btn-dossier-dismiss {
    width: 100% !important;
    padding: 0.65rem 1.25rem !important;
    font-size: 0.92rem !important;
    border-radius: var(--radius-full) !important;
    text-align: center !important;
    justify-content: center !important;
    display: flex !important;
  }

  @keyframes slideUpSheet {
    from {
      transform: translateY(100%);
    }
    to {
      transform: translateY(0);
    }
  }
}

/* ==========================================================================
   COMPREHENSIVE MOBILE APP RESPONSIVE SYSTEM (iOS & Android Pixel Perfect)
   ========================================================================== */
@media (max-width: 991px) {
  /* 1. Header & Dynamic Island Notch Safe Area */
  .futuristic-header {
    padding: max(0.85rem, calc(env(safe-area-inset-top, 0.85rem) + 4px)) 0.85rem 0.4rem 0.85rem !important;
  }
  .nav-island-container {
    padding: 0.35rem 0.85rem !important;
    height: 48px !important;
  }
  .brand-emblem {
    height: 30px !important;
    width: 30px !important;
  }
  .brand-wrapper {
    font-size: 0.88rem !important;
    gap: 0.5rem !important;
  }
  .brand-subtitle {
    font-size: 0.65rem !important;
  }
  .nav-mobile-toggle {
    width: 36px !important;
    height: 36px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 50% !important;
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    font-size: 1.1rem !important;
    color: #0f172a !important;
    flex-shrink: 0 !important;
  }
  .mobile-drawer-header {
    padding: max(1.6rem, calc(env(safe-area-inset-top, 1.6rem) + 8px)) 1.25rem 1rem 1.25rem !important;
  }
  .mobile-drawer-close {
    width: 36px !important;
    height: 36px !important;
    border-radius: 50% !important;
    background: #f1f5f9 !important;
    border: 1.5px solid #e2e8f0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 1rem !important;
    color: #0f172a !important;
    flex-shrink: 0 !important;
  }

  /* 2. Hero Section Centered (Professional Mobile) */
  .hero-clean-showcase-section,
  .hero-futuristic-section {
    padding-top: calc(5.5rem + env(safe-area-inset-top, 0px)) !important;
    padding-bottom: 2.5rem !important;
    min-height: auto !important;
    text-align: center !important;
  }
  .hero-status-pill {
    font-size: 0.82rem !important;
    padding: 0.35rem 0.85rem !important;
    margin: 0 auto 1.15rem auto !important;
    display: inline-flex !important;
  }
  .hero-clean-title-main {
    font-size: 2.15rem !important;
    line-height: 1.25 !important;
    margin: 0 auto 1rem auto !important;
    text-align: center !important;
  }
  .hero-editorial-lead {
    font-size: 0.95rem !important;
    line-height: 1.75 !important;
    margin: 0 auto 1.75rem auto !important;
    text-align: center !important;
  }
  .hero-actions-deck {
    justify-content: center !important;
    margin: 0 auto 2rem auto !important;
    width: 100% !important;
  }

  /* 3. Hero Minimal Stats: Gorgeous 2x2 Mobile Card Centered (Screenshot 2 Fix) */
  .hero-minimal-stats-row {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1.25rem 1rem !important;
    background: #ffffff !important;
    padding: 1.25rem 1.5rem !important;
    border-radius: 20px !important;
    border: 1px solid #e2e8f0 !important;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04) !important;
    margin: 0 auto 1.5rem auto !important;
    width: 100% !important;
    text-align: center !important;
  }
  .minimal-stat-item {
    align-items: center !important;
    text-align: center !important;
    justify-content: center !important;
  }
  .minimal-stat-num {
    font-size: 1.85rem !important;
    text-align: center !important;
  }
  .minimal-stat-label {
    font-size: 0.8rem !important;
    text-align: center !important;
  }

  /* 4. Hero Emblem Showcase with Floating Badges (Software Dev, Data Science, AI) on Mobile */
  .hero-emblem-showcase-wrapper {
    width: 100% !important;
    max-width: 320px !important;
    margin: 0.5rem auto 1.75rem auto !important;
    padding: 1.25rem 0.25rem !important;
    position: relative !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
  }
  .hero-emblem-clean-card {
    transform: rotate(2deg) !important;
    padding: 1.15rem !important;
    width: 130px !important;
    height: 130px !important;
    border-radius: 30px !important;
    margin: 0 auto !important;
    box-shadow: 0 14px 35px -5px rgba(2, 132, 199, 0.22) !important;
    background: #ffffff !important;
    border: 2px solid rgba(224, 242, 254, 0.95) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }
  .hero-emblem-img {
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    object-fit: contain !important;
  }
  .hero-floating-pill {
    display: flex !important;
    position: absolute !important;
    background: #ffffff !important;
    border: 1px solid #e2e8f0 !important;
    border-radius: 10px !important;
    padding: 0.3rem 0.65rem !important;
    font-size: 0.76rem !important;
    font-weight: 600 !important;
    gap: 0.35rem !important;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08) !important;
    z-index: 5 !important;
    white-space: nowrap !important;
  }
  .hero-floating-pill.pill-top-left {
    top: 0 !important;
    left: 2px !important;
    right: auto !important;
    bottom: auto !important;
  }
  .hero-floating-pill.pill-mid-right {
    top: 48% !important;
    right: 2px !important;
    left: auto !important;
    bottom: auto !important;
    transform: translateY(-50%) !important;
  }
  .hero-floating-pill.pill-bottom-left {
    bottom: 0 !important;
    left: 2px !important;
    right: auto !important;
    top: auto !important;
  }

  /* 5. Strategic About Segmented Controller: Card Stack (Screenshot 3 Fix - No Oval Ball!) */
  .cyber-segmented-nav-wrapper {
    width: 100% !important;
    margin-bottom: 2rem !important;
  }
  .cyber-segmented-nav {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    border-radius: 20px !important;
    padding: 0.5rem !important;
    gap: 0.4rem !important;
    background: #ffffff !important;
    border: 1.5px solid #e2e8f0 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04) !important;
  }
  .segmented-pill-trigger {
    width: 100% !important;
    justify-content: flex-start !important;
    padding: 0.75rem 1.15rem !important;
    font-size: 0.92rem !important;
    border-radius: 12px !important;
    white-space: normal !important;
    text-align: left !important;
  }
  .segmented-pill-trigger.active {
    background: var(--sapphire-600) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.25) !important;
  }

  /* 6. Curriculum Specialization Tracks Switcher: Mobile Pills */
  .tracks-segmented-nav-wrapper {
    margin-bottom: 2rem !important;
    width: 100% !important;
  }
  .tracks-segmented-group {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.65rem !important;
    width: 100% !important;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
  }
  .track-tab-btn {
    width: 100% !important;
    border-radius: 50px !important;
    padding: 0.75rem 1.25rem !important;
    justify-content: center !important;
    font-size: 0.92rem !important;
    white-space: normal !important;
    text-align: center !important;
  }
  .track-tab-btn.active {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
    color: #ffffff !important;
    border-color: #0284c7 !important;
  }

  /* 7. Hide Floating Back-to-Top Button on Mobile to avoid clutter & overlap */
  .back-to-top-btn {
    display: none !important;
  }

  /* 8. Mobile FAB Speed Dial Positioning */
  .mobile-fab-container {
    bottom: calc(68px + env(safe-area-inset-bottom, 0px)) !important;
    right: 1rem !important;
  }
  .mobile-fab-trigger {
    width: 48px !important;
    height: 48px !important;
    font-size: 1.25rem !important;
  }

  /* 9. Faculty Members & Leadership Mobile Spacing (Screenshot 5 Fix) */
  .faculty-lead-card {
    padding: 1.5rem !important;
  }
  .faculty-avatar-wrap.lead-avatar {
    width: 120px !important;
    height: 120px !important;
    margin: 0 auto 0.75rem auto !important;
  }
  .faculty-role-badge, .faculty-spec-badge {
    white-space: normal !important;
    line-height: 1.4 !important;
    font-size: 0.78rem !important;
  }
  .faculty-name-main {
    font-size: 1.35rem !important;
    text-align: center;
  }
  .faculty-name-sub {
    text-align: center;
    font-size: 0.82rem !important;
  }
  .faculty-bio-desc {
    text-align: center;
    font-size: 0.92rem !important;
  }
  .btn-faculty-action {
    width: 100% !important;
    justify-content: center !important;
  }

  /* 10. General Section Spacing */
  .futuristic-section {
    padding-top: 3.5rem !important;
    padding-bottom: 3.5rem !important;
  }
  .section-hero-title {
    font-size: 1.75rem !important;
    line-height: 1.35 !important;
  }
  .section-sub-desc {
    font-size: 0.92rem !important;
    line-height: 1.7 !important;
  }
  .strategic-bento-hero-card {
    padding: 1.75rem 1.35rem !important;
  }
  .philosophy-banner-title {
    font-size: 1.28rem !important;
    line-height: 1.55 !important;
  }
}

@media (max-width: 576px) {
  .hero-actions-deck {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.75rem !important;
    margin-bottom: 2rem !important;
  }
  .hero-actions-deck .btn-clean-primary,
  .hero-actions-deck .btn-clean-outline {
    width: 100% !important;
    justify-content: center !important;
  }

  /* 2x2 Compact Mobile Grid Cards */
  .mission-grid-card.modern-grid-card {
    padding: 0.75rem 0.65rem 0.85rem 0.65rem !important;
    border-radius: 14px !important;
  }
  .news-card-img-wrap {
    border-radius: 10px !important;
    aspect-ratio: 16/10 !important;
    margin-bottom: 0.5rem !important;
  }
  .news-card-meta {
    gap: 0.25rem !important;
    margin-bottom: 0.35rem !important;
    font-size: 0.68rem !important;
  }
  .news-card-badge {
    font-size: 0.62rem !important;
    padding: 0.12rem 0.35rem !important;
  }
  .news-card-title {
    font-size: 0.82rem !important;
    line-height: 1.35 !important;
    margin-bottom: 0.35rem !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    max-height: 2.7em !important;
  }
  .news-card-desc {
    display: none !important;
  }
  .news-card-link {
    font-size: 0.75rem !important;
    margin-top: 0.2rem !important;
  }
}

/* ==========================================================================
   PHOTO & ACTIVITY GALLERY SHOWCASE STYLES
   ========================================================================== */
.gallery-filter-btn {
  background: transparent;
  border: none;
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 500;
  color: #475569;
  cursor: pointer;
  transition: all 0.22s var(--ease-spring);
  white-space: nowrap;
}

.gallery-filter-btn:hover {
  color: var(--sapphire-600);
  background: var(--sapphire-50);
}

.gallery-filter-btn.active {
  background: var(--sapphire-600);
  color: #ffffff !important;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.28);
}

.gallery-card-modern {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.28s var(--ease-spring), box-shadow 0.28s var(--ease-spring), border-color 0.28s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.gallery-card-modern:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 30px -6px rgba(15, 23, 42, 0.12), 0 8px 14px -3px rgba(2, 132, 199, 0.1);
  border-color: rgba(2, 132, 199, 0.35);
}

.gallery-img-container {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #e2e8f0;
}

.gallery-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.gallery-card-modern:hover .gallery-thumb-img {
  transform: scale(1.06);
}

.gallery-hover-overlay {
  position: absolute;
  inset: 0;
  background: rgba(12, 45, 72, 0.55);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  opacity: 0;
  transition: opacity 0.25s ease;
  color: #ffffff;
}

.gallery-card-modern:hover .gallery-hover-overlay {
  opacity: 1;
}

.gallery-zoom-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transform: scale(0.85);
  transition: transform 0.25s var(--ease-spring);
}

.gallery-card-modern:hover .gallery-zoom-icon {
  transform: scale(1);
}

.gallery-view-text {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.gallery-badge-floating {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(4px);
  color: var(--sapphire-700);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.6);
  z-index: 2;
}

.gallery-card-body {
  padding: 0.85rem 1rem 1rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.gallery-card-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.45;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Hide filtered-out gallery items with smooth collapse */
.gallery-grid-item.filtered-out {
  display: none !important;
}

/* ==========================================================================
   FAST LIGHTBOX VIEWER MODAL
   ========================================================================== */
.fast-lightbox-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(11, 17, 32, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
  padding: 1rem;
}

.fast-lightbox-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-dialog {
  position: relative;
  max-width: 1040px;
  width: 100%;
  max-height: 94vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: scale(0.94);
  transition: transform 0.25s var(--ease-spring);
}

.fast-lightbox-backdrop.active .lightbox-dialog {
  transform: scale(1);
}

.lightbox-media-wrap {
  width: 100%;
  max-height: 78vh;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.25);
  box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.lightbox-image {
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 14px;
  user-select: none;
  transition: opacity 0.15s ease;
}

.lightbox-btn-close {
  position: absolute;
  top: -46px;
  right: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.lightbox-btn-close:hover {
  background: rgba(239, 68, 68, 0.85);
  transform: rotate(90deg) scale(1.08);
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  font-size: 1.45rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
  z-index: 5;
}

.lightbox-nav-btn:hover {
  background: rgba(2, 132, 199, 0.85);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav-btn.btn-prev {
  left: -20px;
}

.lightbox-nav-btn.btn-next {
  right: -20px;
}

.lightbox-caption-bar {
  margin-top: 0.85rem;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  padding: 0.5rem 1.25rem;
  color: #ffffff;
}

.lightbox-counter {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #38bdf8;
  font-weight: 600;
  background: rgba(56, 189, 248, 0.15);
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.lightbox-caption-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-grow: 1;
}

@media (max-width: 768px) {
  .lightbox-nav-btn {
    width: 38px;
    height: 38px;
    font-size: 1.15rem;
  }
  .lightbox-nav-btn.btn-prev {
    left: 8px;
  }
  .lightbox-nav-btn.btn-next {
    right: 8px;
  }
  .lightbox-btn-close {
    top: -42px;
    right: 4px;
    width: 36px;
    height: 36px;
  }
  .lightbox-caption-bar {
    padding: 0.4rem 0.85rem;
    font-size: 0.82rem;
  }
}