/* ==========================================================================
   E-GOVERNANCE & CITIZEN PORTALS FIELD STUDY
   Custom Vanilla CSS3 Design System
   Smt. Chandibai Himathmal Mansukhani College (CHMCSV11)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2333;
  --accent-blue: #2563eb;
  --accent-cyan: #06b6d4;
  --accent-purple: #7c3aed;
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --border-color: #30363d;

  /* Supplemental UI Variables */
  --border-hover: #58a6ff;
  --bg-overlay: rgba(13, 17, 23, 0.85);
  --accent-gradient: linear-gradient(135deg, #06b6d4 0%, #2563eb 50%, #7c3aed 100%);
  --accent-gradient-hover: linear-gradient(135deg, #22d3ee 0%, #3b82f6 50%, #8b5cf6 100%);
  --card-gradient: linear-gradient(180deg, rgba(28, 35, 51, 0.95) 0%, rgba(22, 27, 34, 0.98) 100%);
  --pill-bg: rgba(6, 182, 212, 0.12);
  --success-color: #2ea043;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.28);
  --shadow-glow-cyan: 0 0 25px rgba(6, 182, 212, 0.25);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max-width: 1240px;
  --header-height: 72px;
}

/* --------------------------------------------------------------------------
   2. GLOBAL RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  line-height: 1.65;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-pill);
  border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* Accessible Focus Styles */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   3. UTILITY CLASSES & CONTAINERS
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.section {
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px auto;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  background: var(--pill-bg);
  border: 1px solid rgba(6, 182, 212, 0.25);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   4. BUTTON STYLES & CTA PULSE
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(37, 99, 235, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  background: var(--accent-gradient-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(6, 182, 212, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

/* Pulse Animation on Primary CTA Button */
.btn-pulse {
  animation: pulseGlow 3s infinite ease-in-out;
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.6);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 99, 235, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0);
  }
}

/* --------------------------------------------------------------------------
   5. STICKY TOP NAVIGATION BAR (WITH BLUR BACKDROP)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(13, 17, 23, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(48, 54, 61, 0.7);
  transition: background var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.header-scrolled {
  background: rgba(13, 17, 23, 0.94);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  border-bottom-color: var(--border-color);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 0 14px rgba(6, 182, 212, 0.4);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.2;
}

.brand-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
}

/* Desktop Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: #ffffff;
  font-weight: 600;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
}

.nav-cta-btn {
  font-size: 0.85rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--accent-gradient);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.45);
}

/* Mobile Nav Toggle Button */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  gap: 5px;
  z-index: 1001;
}

.hamburger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

/* Hamburger active state transforms */
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   6. HERO SECTION (#home)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 0 80px 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 30%, #161e2e 0%, var(--bg-primary) 70%);
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.hero-glow-orb {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.18) 0%, rgba(124, 58, 237, 0.08) 50%, rgba(13, 17, 23, 0) 75%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 1;
}

.hero-container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 960px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: #93c5fd;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
}

.badge-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 780px;
  margin: 0 auto 36px auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

/* Quick Metrics Row */
.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.stat-card {
  background: rgba(28, 35, 51, 0.65);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  padding: 18px 16px;
  border-radius: var(--radius-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   7. ABOUT THE PROJECT (#about)
   -------------------------------------------------------------------------- */
.about-section {
  background-color: var(--bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.about-col {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.about-col:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.card-header-icon {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  color: var(--accent-cyan);
}

.card-header-icon h3 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
}

.card-intro-text {
  font-size: 0.98rem;
  color: var(--text-secondary);
  margin-bottom: 22px;
  line-height: 1.6;
}

.styled-bullet-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.styled-bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.bullet-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.bullet-content {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.bullet-content strong {
  color: var(--text-primary);
}

.community-highlight-box {
  background: rgba(13, 17, 23, 0.6);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-purple);
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.community-highlight-box h4 {
  font-size: 0.95rem;
  color: #c4b5fd;
  margin-bottom: 6px;
  font-weight: 600;
}

.community-highlight-box p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.decorative-badge-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 14px;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}

.tag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
}

/* --------------------------------------------------------------------------
   8. DIGITAL SERVICES & UI/UX AUDIT (#services)
   -------------------------------------------------------------------------- */
.services-section {
  background-color: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.service-card {
  position: relative;
  background: var(--card-gradient);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  overflow: hidden;
}

/* Gradient Top Border Effect */
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-gradient);
  opacity: 0.85;
  transition: opacity var(--transition-normal), height var(--transition-normal);
}

/* Card Hover Lift Effect */
.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.service-card:hover::before {
  opacity: 1;
  height: 5px;
}

.service-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.icon-digilocker {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.icon-umang {
  background: linear-gradient(135deg, #d97706, #ea580c);
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.35);
}

.icon-myscheme {
  background: linear-gradient(135deg, #059669, #10b981);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.icon-cybercrime {
  background: linear-gradient(135deg, #dc2626, #7c3aed);
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.35);
}

.service-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-cyan);
  background: var(--pill-bg);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.service-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 18px;
}

.service-portal-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  padding-bottom: 4px;
  border-bottom: 1px dashed rgba(6, 182, 212, 0.4);
  width: fit-content;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.service-portal-link:hover {
  color: #67e8f9;
  border-bottom-style: solid;
  border-bottom-color: #67e8f9;
}

.audit-improvements {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding-top: 18px;
}

.improvements-title {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #e2e8f0;
  margin-bottom: 12px;
}

.improvements-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.improvements-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.improvements-list li strong {
  color: #cbd5e1;
}

.check-dot {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  margin-top: 8px;
}

/* --------------------------------------------------------------------------
   9. PROJECT METHODOLOGY (#methodology) - TIMELINE
   -------------------------------------------------------------------------- */
.methodology-section {
  background-color: var(--bg-secondary);
}

.timeline-container {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

/* Vertical Timeline Track for Mobile */
.timeline-track {
  display: none;
}

.timeline-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.step-badge {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(6, 182, 212, 0.3);
  z-index: 2;
  transition: transform var(--transition-normal);
}

.step-number {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.step-phase {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 14px;
}

.step-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: #94a3b8;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

/* --------------------------------------------------------------------------
   10. COMMUNITY SURVEY (#survey)
   -------------------------------------------------------------------------- */
.survey-section {
  background-color: var(--bg-primary);
}

.survey-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.survey-header-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px 24px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.survey-status {
  display: flex;
  align-items: center;
  gap: 10px;
}

.live-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--success-color);
  box-shadow: 0 0 10px var(--success-color);
}

.survey-title-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.survey-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge-item {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.survey-frame-container {
  position: relative;
  width: 100%;
  height: 600px;
  background: #0b0f14;
}

.survey-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.survey-placeholder-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 40%, rgba(22, 27, 34, 0.96) 0%, rgba(13, 17, 23, 0.98) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  text-align: center;
}

.placeholder-content {
  max-width: 620px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.placeholder-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.placeholder-heading {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.placeholder-description {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 24px;
}

.survey-preview-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  margin-bottom: 24px;
  text-align: left;
}

.preview-q-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

.q-num {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
}

.q-text {
  font-size: 0.82rem;
  color: var(--text-primary);
}

.survey-footer-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* --------------------------------------------------------------------------
   11. EVIDENCE & GALLERY (#gallery)
   -------------------------------------------------------------------------- */
.gallery-section {
  background-color: var(--bg-secondary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.gallery-card {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

/* Unique Gradients for 9 Cards */
.grad-1 { background: linear-gradient(135deg, #091e3a 0%, #1e3c72 50%, #2a5298 100%); }
.grad-2 { background: linear-gradient(135deg, #1b092b 0%, #3a1c71 50%, #68308c 100%); }
.grad-3 { background: linear-gradient(135deg, #0d2838 0%, #174d68 50%, #06b6d4 100%); }
.grad-4 { background: linear-gradient(135deg, #0a251d 0%, #0f5132 50%, #198754 100%); }
.grad-5 { background: linear-gradient(135deg, #2b0b23 0%, #581845 50%, #900c3f 100%); }
.grad-6 { background: linear-gradient(135deg, #161b33 0%, #283048 50%, #474787 100%); }
.grad-7 { background: linear-gradient(135deg, #111e25 0%, #203a43 50%, #2c5364 100%); }
.grad-8 { background: linear-gradient(135deg, #1f1b2e 0%, #2d234d 50%, #5b21b6 100%); }
.grad-9 { background: linear-gradient(135deg, #0c1c2e 0%, #19385c 50%, #2563eb 100%); }

.gallery-card-inner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.12) 0%, transparent 60%);
  transition: transform var(--transition-normal);
}

.camera-icon-wrapper {
  align-self: flex-start;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(13, 17, 23, 0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  transition: transform var(--transition-bounce), background var(--transition-normal);
}

.gallery-meta {
  z-index: 2;
}

.gallery-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #67e8f9;
  background: rgba(13, 17, 23, 0.6);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
  backdrop-filter: blur(4px);
}

.gallery-caption {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.35;
  margin-bottom: 4px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.gallery-subtext {
  font-size: 0.82rem;
  color: #cbd5e1;
  line-height: 1.4;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

/* Hover Overlay & Scale Transform */
.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13, 17, 23, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 3;
}

.view-pill {
  font-size: 0.85rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--accent-gradient);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  transform: translateY(10px);
  transition: transform var(--transition-normal);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.gallery-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
}

.gallery-card:hover .gallery-card-inner {
  transform: scale(1.03);
}

.gallery-card:hover .camera-icon-wrapper {
  transform: rotate(-8deg) scale(1.1);
  background: rgba(13, 17, 23, 0.85);
}

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

.gallery-card:hover .view-pill {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   12. ONLINE SAFETY & FAQS (#faq)
   -------------------------------------------------------------------------- */
.faq-section {
  background-color: var(--bg-primary);
}

.faq-accordion-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--accent-blue);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.15);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1.02rem;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

/* Remove default triangle marker */
.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::marker {
  display: none;
}

.faq-question:hover {
  color: var(--accent-cyan);
  background-color: rgba(255, 255, 255, 0.02);
}

.faq-title-text {
  flex: 1;
  padding-right: 18px;
  line-height: 1.45;
}

.faq-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  transition: transform var(--transition-smooth), background-color var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  background: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
}

.faq-answer {
  overflow: hidden;
  transition: height var(--transition-smooth);
}

.faq-answer-inner {
  padding: 0 24px 22px 24px;
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.65;
  border-top: 1px solid rgba(48, 54, 61, 0.5);
  padding-top: 16px;
}

.faq-answer-inner p {
  margin-bottom: 12px;
}

.faq-answer-inner p:last-child {
  margin-bottom: 0;
}

.faq-answer-inner ul, .faq-answer-inner ol {
  margin: 12px 0 12px 20px;
}

.faq-answer-inner ul {
  list-style: disc;
}

.faq-answer-inner ol {
  list-style: decimal;
}

.faq-answer-inner li {
  margin-bottom: 8px;
}

.faq-answer-inner code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  color: #93c5fd;
}

/* --------------------------------------------------------------------------
   13. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: #080b0f;
  border-top: 1px solid var(--border-color);
  padding-top: 60px;
  padding-bottom: 30px;
  margin-top: auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--accent-cyan);
  font-weight: 600;
  margin-bottom: 14px;
}

.footer-college-text {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-college-text strong {
  color: #cbd5e1;
}

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--accent-cyan);
}

.team-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.team-member {
  display: flex;
  flex-direction: column;
}

.member-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.member-role {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.footer-nav-links, .footer-external-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-links a, .footer-external-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-nav-links a:hover, .footer-external-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.footer-bottom-bar {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid rgba(48, 54, 61, 0.6);
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: center;
}

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-cyan);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.2);
  transition: all var(--transition-fast);
}

.back-to-top-btn:hover {
  background: rgba(6, 182, 212, 0.2);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   14. INTERSECTION OBSERVER SCROLL-TRIGGERED FADE-IN
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.75s ease-out, transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* --------------------------------------------------------------------------
   15. RESPONSIVE MEDIA QUERIES (MOBILE-FIRST)
   -------------------------------------------------------------------------- */

/* TABLET BREAKPOINT (768px and up) */
@media (min-width: 768px) {
  .section {
    padding-top: 100px;
    padding-bottom: 100px;
  }

  .section-title {
    font-size: 2.5rem;
  }

  .hero-title {
    font-size: 3.4rem;
  }

  .hero-subtitle {
    font-size: 1.25rem;
  }

  .hero-stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .stat-card {
    padding: 22px 18px;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  /* About 2-column layout */
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  /* Services 2x2 grid */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  /* Gallery 2 cols on tablet */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .survey-header-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom-bar {
    flex-direction: row;
    text-align: left;
  }
}

/* DESKTOP BREAKPOINT (1024px and up) */
@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }

  /* Gallery 3 cols on desktop */
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  /* Horizontal Timeline on Desktop */
  .timeline-container {
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    gap: 20px;
    padding-top: 50px;
  }

  .timeline-track {
    display: block;
    position: absolute;
    top: 75px;
    left: 40px;
    right: 40px;
    height: 3px;
    background: linear-gradient(90deg, #06b6d4 0%, #2563eb 50%, #7c3aed 100%);
    z-index: 1;
    opacity: 0.7;
  }

  .timeline-step {
    flex: 1;
    align-items: center;
    text-align: center;
    gap: 24px;
  }

  .step-badge {
    margin-top: 0;
  }

  .step-card {
    width: 100%;
    height: 100%;
    text-align: left;
    display: flex;
    flex-direction: column;
  }

  .step-desc {
    margin-bottom: auto;
  }

  /* Footer 4-column layout */
  .footer-top-grid {
    grid-template-columns: 2fr 1.3fr 1fr 1.3fr;
    gap: 36px;
  }
}

/* MOBILE NAV DRAWER (Below 768px) */
@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(13, 17, 23, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 30px 24px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    border-top: 1px solid var(--border-color);
    overflow-y: auto;
  }

  .nav-menu.is-active {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 8px;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    display: block;
    width: 100%;
    font-size: 1.1rem;
    padding: 12px 16px;
  }

  .nav-cta-btn {
    width: 100%;
    text-align: center;
    padding: 14px;
    font-size: 1rem;
    margin-top: 10px;
  }

  /* Timeline on Mobile: Vertical with line on left */
  .timeline-container {
    padding-left: 28px;
  }

  .timeline-track {
    display: block;
    position: absolute;
    top: 25px;
    bottom: 25px;
    left: 24px;
    width: 3px;
    background: linear-gradient(180deg, #06b6d4 0%, #2563eb 50%, #7c3aed 100%);
    z-index: 1;
    opacity: 0.6;
  }

  .timeline-step {
    flex-direction: row;
    align-items: flex-start;
    gap: 18px;
  }

  .step-badge {
    margin-left: -24px;
    flex-shrink: 0;
  }

  .step-card {
    flex: 1;
  }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }
}