/* ==========================================================================
   UTTARANCHAL UNIVERSITY DESIGN SYSTEM · V1.0
   Conference Theme: Beyond Disciplinary Boundaries (EPHSMT 2026)
   School of Liberal Arts, Uttaranchal University, Dehradun
   ========================================================================== */

/* Typography Imports */
@import url('https://fonts.googleapis.com/css2?family=Public+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,600;0,8..60,700;1,8..60,400;1,600&display=swap');

:root {
  /* =========================================
     DESIGN SYSTEM BRAND COLORS (V1.0)
     ========================================= */
  --uu-indigo: #3A3590;           /* Brand mark, hero bands, footers */
  --uu-blue: #2748A0;             /* University Blue: Primary actions, links, headings */
  --uu-sky: #0A78C2;              /* Sky Blue: Hover, focus, info accents */
  --uu-green: #6DB33F;            /* Leaf Green: Highlights, success fills (dark text) */
  --uu-crimson: #B63A4B;          /* Crimson: NIRF accent, alerts, key badges */

  /* NEUTRALS */
  --uu-ink: #2B2A28;              /* Body text, wordmark */
  --uu-slate: #5E5D5B;            /* Secondary text (5.9:1 on white) */
  --uu-border: #D9DEEA;           /* Dividers, input and card borders */
  --uu-mist: #F4F6FB;             /* Page and section backgrounds */
  --uu-white: #FFFFFF;            /* Cards, surfaces */

  /* STATUS (TEXT-SAFE) */
  --uu-status-success: #3F7D1F;   /* Confirmations, admitted, paid */
  --uu-status-warning: #8A5A00;   /* Pending, deadlines */
  --uu-status-error: #B3261E;     /* Validation, failures */
  --uu-status-info: #0A78C2;      /* Notices, tips */

  /* SIGNATURE GRADIENT (135° · Indigo 0% -> University Blue 55% -> Sky Blue 100%) */
  --uu-gradient: linear-gradient(135deg, #3A3590 0%, #2748A0 55%, #0A78C2 100%);
  --uu-gradient-hero: linear-gradient(135deg, rgba(58, 53, 144, 0.95) 0%, rgba(39, 72, 160, 0.92) 55%, rgba(10, 120, 194, 0.88) 100%);

  /* TYPOGRAPHY TOKENS */
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-sans: 'Public Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: var(--font-serif);
  --font-body: var(--font-sans);

  /* SPACING & RADIUS SCALE (4 · 8 · 16 · 24 · 32 · 48 · 64 px) */
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-btn: 10px;             /* Design system standard button radius */
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* ELEVATION & SHADOWS */
  --shadow-sm: 0 2px 4px rgba(58, 53, 144, 0.04);
  --shadow-md: 0 8px 20px -4px rgba(58, 53, 144, 0.08), 0 4px 8px -2px rgba(58, 53, 144, 0.04);
  --shadow-lg: 0 16px 32px -8px rgba(58, 53, 144, 0.12), 0 6px 12px -4px rgba(58, 53, 144, 0.05);
  --shadow-xl: 0 24px 48px -12px rgba(58, 53, 144, 0.18);

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* BACKWARD COMPATIBILITY TOKENS */
  --primary: var(--uu-blue);
  --primary-dark: var(--uu-indigo);
  --primary-light: #375bbd;
  --accent: var(--uu-green);
  --accent-light: #7fc94f;
  --accent-subtle: #ebf7e3;
  --accent-gradient: linear-gradient(135deg, #6DB33F 0%, #529626 100%);
  --secondary: var(--uu-sky);
  --secondary-gradient: linear-gradient(135deg, #0A78C2 0%, #2748A0 100%);
  --dark: var(--uu-indigo);
  --text-main: var(--uu-ink);
  --text-muted: var(--uu-slate);
  --text-light: #7c7b79;
  --bg-light: var(--uu-mist);
  --bg-card: var(--uu-white);
  --border-color: var(--uu-border);
  --border-light: #eef2f9;
}

/* =========================================
   BASE & TYPOGRAPHY RESETS
   ========================================= */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--uu-ink);
  background-color: var(--uu-white);
  line-height: 1.625; /* 16px / 26px */
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Headings scale matching Design System */
h1, .h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2rem, 3.5vw, 2.25rem); /* 36px / 44px */
  line-height: 1.22;
  color: var(--uu-blue);
  letter-spacing: -0.01em;
}

h2, .h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 1.75rem); /* 28px / 36px */
  line-height: 1.28;
  color: var(--uu-blue);
  letter-spacing: -0.01em;
}

h3, .h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.25rem; /* 20px / 28px */
  line-height: 1.4;
  color: var(--uu-indigo);
}

h4, .h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.45;
  color: var(--uu-indigo);
}

h5, .h5, h6, .h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--uu-ink);
}

p {
  margin-bottom: 1rem;
  color: var(--uu-ink);
  font-size: 1rem;
  line-height: 1.625;
}

.text-muted, p.text-muted, span.text-muted {
  color: var(--uu-slate) !important;
}

.caption, .small-caption {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 13px;
  line-height: 18px;
  color: var(--uu-slate);
}

a {
  color: var(--uu-blue);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--uu-sky);
}

/* Focus Ring Specification: 3px Sky Blue, 2px offset */
a:focus-visible, button:focus-visible, input:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--uu-sky);
  outline-offset: 2px;
}

/* =========================================
   TOP UTILITY BAR
   ========================================= */
.top-bar {
  background: var(--uu-indigo);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.top-bar a {
  color: #ffffff;
  font-weight: 500;
}

.top-bar a:hover {
  color: var(--uu-green);
}

.top-bar .info-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-right: 22px;
}

.top-bar .info-item i {
  color: #a4ce7f;
  font-size: 0.95rem;
}

/* =========================================
   HEADER & NAVBAR
   ========================================= */
.header-wrapper {
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 1020;
  box-shadow: 0 2px 12px rgba(58, 53, 144, 0.06);
  border-bottom: 1px solid var(--uu-border);
  transition: var(--transition);
}

.navbar-brand {
  display: flex;
  align-items: center;
  padding: 6px 0;
}

.navbar-brand img {
  height: 52px;
  max-width: 100%;
  object-fit: contain;
  transition: var(--transition);
}

.brand-divider {
  width: 1px;
  height: 38px;
  background-color: var(--uu-border);
  margin: 0 16px;
}

.nav-link {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.93rem;
  color: var(--uu-ink) !important;
  padding: 9px 15px !important;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--uu-blue) !important;
  background-color: var(--uu-mist);
}

.nav-link.active {
  color: var(--uu-blue) !important;
  font-weight: 700;
  background-color: var(--uu-mist);
  border-bottom: 2px solid var(--uu-blue);
}

/* Register CTA in Navbar */
.btn-nav-register {
  background: var(--uu-blue);
  color: #ffffff !important;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  border: none;
  box-shadow: 0 4px 12px rgba(39, 72, 160, 0.25);
}

.btn-nav-register:hover {
  background: var(--uu-indigo);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(58, 53, 144, 0.35);
  color: #ffffff !important;
}

/* =========================================
   DESIGN SYSTEM BUTTONS
   Min height 44 px · radius 10 · focus ring 3px Sky Blue
   ========================================= */
.btn-uu-primary, .btn-primary {
  min-height: 44px;
  background-color: var(--uu-blue) !important;
  border: 1px solid var(--uu-blue) !important;
  color: #ffffff !important;
  border-radius: var(--radius-btn) !important;
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 10px 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
  box-shadow: 0 2px 6px rgba(39, 72, 160, 0.2);
}

.btn-uu-primary:hover, .btn-primary:hover {
  background-color: var(--uu-indigo) !important;
  border-color: var(--uu-indigo) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(58, 53, 144, 0.3);
}

.btn-uu-secondary, .btn-outline-primary {
  min-height: 44px;
  background-color: transparent !important;
  border: 2px solid var(--uu-blue) !important;
  color: var(--uu-blue) !important;
  border-radius: var(--radius-btn) !important;
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 10px 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-uu-secondary:hover, .btn-outline-primary:hover {
  background-color: var(--uu-mist) !important;
  color: var(--uu-blue) !important;
  border-color: var(--uu-blue) !important;
  transform: translateY(-2px);
}

/* Highlight Button: Leaf Green with Dark Text */
.btn-uu-highlight, .btn-highlight {
  min-height: 44px;
  background-color: var(--uu-green) !important;
  border: 1px solid var(--uu-green) !important;
  color: var(--uu-ink) !important; /* Design system: use dark text */
  border-radius: var(--radius-btn) !important;
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 10px 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(109, 179, 63, 0.3);
}

.btn-uu-highlight:hover, .btn-highlight:hover {
  background-color: #5ea432 !important;
  border-color: #5ea432 !important;
  color: var(--uu-ink) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(109, 179, 63, 0.4);
}

/* Accent Glow Button (Mapped to Highlight / Primary) */
.btn-accent-glow {
  min-height: 44px;
  background-color: var(--uu-green);
  color: var(--uu-ink) !important;
  font-family: var(--font-sans);
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  transition: var(--transition);
  border: none;
  box-shadow: 0 4px 14px rgba(109, 179, 63, 0.35);
}

.btn-accent-glow:hover {
  background-color: #60a734;
  color: var(--uu-ink) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(109, 179, 63, 0.5);
}

/* Hero White Outline Button */
.btn-outline-white {
  min-height: 44px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  color: #ffffff !important;
  border: 2px solid rgba(255, 255, 255, 0.7);
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 10px 24px;
  border-radius: var(--radius-btn);
  display: inline-flex;
  align-items: center;
  gap: 9px;
  transition: var(--transition);
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--uu-blue) !important;
  border-color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* =========================================
   DESIGN SYSTEM BADGES
   ========================================= */
.badge-naac {
  background: #E6F0FA;
  color: var(--uu-sky);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(10, 120, 194, 0.2);
}

.badge-nirf {
  background: var(--uu-crimson);
  color: #ffffff;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.badge-success-ds {
  background: #E8F5E1;
  color: var(--uu-status-success);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}

.badge-warning-ds {
  background: #FEF5E7;
  color: var(--uu-status-warning);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}

.badge-error-ds {
  background: #FDECEB;
  color: var(--uu-status-error);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}

/* =========================================
   PAGE BANNER & HERO SECTION
   Signature Gradient: 135° · Indigo 0% -> University Blue 55% -> Sky Blue 100%
   ========================================= */
.page-banner {
  background: var(--uu-gradient);
  position: relative;
  padding: 60px 0 52px 0;
  color: #ffffff;
  overflow: hidden;
  border-bottom: 3px solid var(--uu-green);
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.page-banner h1 {
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 8px;
}

.page-banner .breadcrumb {
  margin: 0;
  background: transparent;
  padding: 0;
  font-size: 0.88rem;
}

.page-banner .breadcrumb-item a {
  color: rgba(255, 255, 255, 0.82);
}

.page-banner .breadcrumb-item a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.page-banner .breadcrumb-item.active {
  color: #ffffff;
  font-weight: 600;
}

.page-banner .breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.5);
}

/* Home Hero Section */
.hero-section {
  position: relative;
  background: var(--uu-gradient);
  color: #ffffff;
  padding: 85px 0 95px 0;
  overflow: hidden;
  border-bottom: 4px solid var(--uu-green);
}

.hero-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1.2px, transparent 1.2px);
  background-size: 28px 28px;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--uu-green);
  box-shadow: 0 0 10px var(--uu-green);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.8vw, 3.4rem); /* Display scale: 48/56 */
  font-weight: 700;
  color: #ffffff;
  line-height: 1.18;
  margin-bottom: 22px;
  letter-spacing: -0.015em;
}

.hero-title .highlight {
  color: #eef8e8;
  text-decoration: underline;
  text-decoration-color: var(--uu-green);
  text-decoration-thickness: 3px;
  text-underline-offset: 6px;
  display: inline;
}

.hero-lead {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 400;
  max-width: 860px;
  margin-bottom: 32px;
  line-height: 1.65;
}

.hero-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 35px;
  max-width: 920px;
}

.hero-info-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
}

.hero-info-card:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.hero-info-card .icon-box {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #ffffff;
  color: var(--uu-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.hero-info-card .meta-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.78);
  display: block;
}

.hero-info-card .meta-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  font-family: var(--font-sans);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* =========================================
   SECTIONS & TITLES
   ========================================= */
.section-py {
  padding: 72px 0;
}

.section-bg-light {
  background-color: var(--uu-mist);
}

.section-title-wrap {
  margin-bottom: 44px;
}

.section-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--uu-blue);
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.2vw, 2.3rem); /* Heading 1: 36/44 */
  font-weight: 700;
  color: var(--uu-blue);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.section-title-bar {
  width: 56px;
  height: 4px;
  background: var(--uu-gradient);
  border-radius: 2px;
}

.section-title-wrap.text-center .section-title-bar {
  margin: 0 auto;
}

.section-description {
  color: var(--uu-slate);
  font-size: 1.05rem;
  max-width: 760px;
  margin-top: 14px;
}

/* =========================================
   CARDS & ACCENTS (DESIGN SYSTEM V1.0)
   Radius 12-16px · Border #D9DEEA · Colored accent bars
   ========================================= */
.overview-card {
  background: var(--uu-white);
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 4px;
  background: var(--uu-blue);
  border-radius: 0 0 4px 4px;
}

.overview-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--uu-blue);
}

.overview-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-btn);
  background: #edf3fb;
  color: var(--uu-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  margin-bottom: 20px;
}

.overview-card h3 {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--uu-indigo);
}

/* University Accreditations Cards */
.uni-badge-card {
  background: #ffffff;
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.uni-badge-card:hover {
  border-color: var(--uu-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.uni-badge-card .badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #edf3fb;
  color: var(--uu-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.uni-badge-card .badge-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--uu-indigo);
  margin-bottom: 3px;
}

.uni-badge-card .badge-text {
  font-size: 0.85rem;
  color: var(--uu-slate);
  line-height: 1.45;
  margin: 0;
}

/* Track Cards with alternating Design System top accent bars */
.track-card {
  background: var(--uu-white);
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* Top accent line drawn from Design System components */
.track-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  width: 56px;
  height: 4px;
  background: var(--uu-blue);
  border-radius: 0 0 4px 4px;
  transition: width 0.3s ease;
}

#track-1 .track-card::before, .row .col-lg-4:nth-child(1) .track-card::before { background: var(--uu-blue); }
#track-2 .track-card::before, .row .col-lg-4:nth-child(2) .track-card::before { background: var(--uu-green); }
#track-3 .track-card::before, .row .col-lg-4:nth-child(3) .track-card::before { background: var(--uu-sky); }
#track-4 .track-card::before, .row .col-lg-4:nth-child(4) .track-card::before { background: var(--uu-indigo); }
#track-5 .track-card::before, .row .col-lg-4:nth-child(5) .track-card::before { background: var(--uu-green); }
#track-6 .track-card::before, .row .col-lg-4:nth-child(6) .track-card::before { background: var(--uu-crimson); }

.track-card:hover {
  border-color: var(--uu-blue);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.track-card:hover::before {
  width: 90px;
}

.track-number-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: var(--uu-mist);
  color: var(--uu-blue);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
  width: fit-content;
  border: 1px solid var(--uu-border);
}

.track-title {
  font-family: var(--font-sans);
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--uu-indigo);
  margin-bottom: 16px;
  line-height: 1.35;
}

.track-list {
  list-style: none;
  padding: 0;
  margin: 0;
  flex-grow: 1;
}

.track-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 0.92rem;
  color: var(--uu-ink);
  line-height: 1.5;
}

.track-list li::before {
  content: '\F287';
  font-family: 'bootstrap-icons';
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--uu-blue);
  font-size: 0.85rem;
}

/* =========================================
   COMMITTEE CARDS
   ========================================= */
.committee-card {
  background: var(--uu-white);
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.committee-card:hover {
  border-color: var(--uu-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.committee-card.chief-patron {
  border-top: 4px solid var(--uu-indigo);
  background: linear-gradient(180deg, #F4F6FB 0%, #FFFFFF 100%);
}

.committee-card.patron {
  border-top: 4px solid var(--uu-blue);
}

.committee-card.convenor {
  border-top: 4px solid var(--uu-sky);
}

.committee-role-badge {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: #edf3fb;
  color: var(--uu-blue);
  margin-bottom: 10px;
}

.committee-name {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--uu-indigo);
  margin-bottom: 6px;
  line-height: 1.3;
}

.committee-card .designation {
  font-size: 0.86rem;
  color: var(--uu-slate);
  line-height: 1.45;
  margin: 0;
}

/* =========================================
   TIMELINE / DATES CARDS
   ========================================= */
.timeline-card {
  background: #ffffff;
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
}

.timeline-card:hover {
  transform: translateX(4px);
  border-color: var(--uu-blue);
  box-shadow: var(--shadow-md);
}

.timeline-card.conference-day {
  background: linear-gradient(135deg, rgba(58, 53, 144, 0.04) 0%, rgba(39, 72, 160, 0.08) 100%);
  border: 2px solid var(--uu-blue);
}

.timeline-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-btn);
  background: #edf3fb;
  color: var(--uu-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.timeline-card.conference-day .timeline-icon-box {
  background: var(--uu-gradient);
  color: #ffffff;
}

.timeline-meta .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--uu-slate);
  font-weight: 600;
}

.timeline-meta .title {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--uu-indigo);
  margin: 2px 0;
}

.timeline-meta .date {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--uu-blue);
}

/* =========================================
   TABLES & REGISTRATION SCHEDULE
   ========================================= */
.fee-table-container {
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--uu-border);
  overflow: hidden;
}

.table-custom {
  margin: 0;
  width: 100%;
}

.table-custom thead th {
  background: var(--uu-indigo);
  color: #ffffff;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 16px 18px;
  border: none;
  text-align: center;
  vertical-align: middle;
}

.table-custom thead th:first-child,
.table-custom thead th:nth-child(2) {
  text-align: left;
}

.table-custom tbody td {
  padding: 16px 18px;
  vertical-align: middle;
  border-bottom: 1px solid var(--uu-border);
  font-size: 0.95rem;
  text-align: center;
  color: var(--uu-ink);
}

.table-custom tbody td:first-child,
.table-custom tbody td:nth-child(2) {
  text-align: left;
}

.table-custom tbody tr:hover {
  background-color: var(--uu-mist);
}

.table-custom .subheading-row {
  background-color: var(--uu-mist);
  font-weight: 700;
  color: var(--uu-blue);
  font-family: var(--font-sans);
}

.fee-badge {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  color: var(--uu-ink);
}

.fee-badge.highlight {
  color: var(--uu-blue);
  font-weight: 800;
}

.qr-box {
  background: #ffffff;
  border: 1px solid var(--uu-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.qr-box img {
  max-width: 220px;
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--uu-border);
  padding: 8px;
  background: #ffffff;
}

/* Callout Box */
.notice-box {
  background: #f0f6fd;
  border-left: 4px solid var(--uu-blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin: 24px 0;
}

.notice-box h5 {
  color: var(--uu-blue);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.notice-box p {
  margin: 0;
  color: var(--uu-ink);
  font-size: 0.95rem;
}

/* Alerts matching Design System Page 2 */
.alert-uu-info {
  background-color: #e6f0fa;
  border-left: 4px solid var(--uu-sky);
  color: var(--uu-ink);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.alert-uu-success {
  background-color: #e8f5e1;
  border-left: 4px solid var(--uu-green);
  color: var(--uu-ink);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.alert-uu-error {
  background-color: #fdeceb;
  border-left: 4px solid var(--uu-status-error);
  color: var(--uu-ink);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

/* =========================================
   FOOTER (INDIGO BACKGROUND - DESIGN SYSTEM)
   ========================================= */
.footer-wrap {
  background: var(--uu-indigo);
  color: rgba(255, 255, 255, 0.88);
  padding-top: 65px;
  border-top: 4px solid var(--uu-blue);
}

.footer-wrap h4 {
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 10px;
}

.footer-wrap h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--uu-green);
  border-radius: 2px;
}

.footer-wrap p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.92rem;
  line-height: 1.65;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links li a {
  color: rgba(255, 255, 255, 0.82);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links li a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-links li a i {
  color: #a4ce7f;
  font-size: 0.75rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.92rem;
}

.footer-contact-item i {
  color: #a4ce7f;
  font-size: 1.15rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-bottom {
  background: #2b2672;
  padding: 22px 0;
  margin-top: 50px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-bottom a {
  color: #ffffff;
  font-weight: 600;
}

.footer-bottom a:hover {
  color: var(--uu-green);
  text-decoration: underline;
}

/* Floating Action / Back to top */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--uu-blue);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 14px rgba(39, 72, 160, 0.35);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--uu-indigo);
  color: #ffffff;
  transform: translateY(-3px);
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  .hero-section {
    padding: 60px 0 75px 0;
  }
  .page-banner {
    padding: 45px 0 35px 0;
  }
  .navbar-collapse {
    background: #ffffff;
    border-radius: var(--radius-md);
    padding: 16px;
    margin-top: 14px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--uu-border);
  }
}

@media (max-width: 575.98px) {
  .hero-buttons {
    flex-direction: column;
  }
  .btn-accent-glow, .btn-outline-white, .btn-uu-primary, .btn-uu-secondary {
    width: 100%;
    justify-content: center;
  }
  .timeline-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}