/* =========================================================
   Learn with Akshay — Production-Ready Design System
   Architecture: Senior UI/UX & Principal Frontend Engineering standard
   Design Principles: Linear, Stripe, Vercel, Apple & premier educational platforms
   Authoritative Navy, Precision Amber Accent, Refined Typography & WCAG AA Accessible
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

@font-face {
  font-family: 'VibhiHand';
  src: url('../fonts/caveat-latin-700-normal.woff2') format('woff2');
  font-weight: 400 800;
  font-display: swap;
}
@font-face {
  font-family: 'VibhiTelugu';
  src: url('../fonts/noto-sans-telugu-telugu-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
  unicode-range: U+0C00-0C7F, U+200C-200D, U+25CC;
}
@font-face {
  font-family: 'VibhiTelugu';
  src: url('../fonts/noto-sans-telugu-telugu-700-normal.woff2') format('woff2');
  font-weight: 600 800;
  font-display: swap;
  unicode-range: U+0C00-0C7F, U+200C-200D, U+25CC;
}

:root {
  /* Neutral Color Scale (Crisp, High-Contrast Slate) */
  --neutral-50:  #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  --neutral-950: #020617;

  /* Primary Brand Navy (Authoritative, Academic & Tech) */
  --brand-950: #06152d;
  --brand-900: #0b2554;
  --brand-800: #0f346c;
  --brand-700: #154c9c;
  --brand-600: #1a60bf;
  --brand-500: #2563eb;
  --brand-100: #e0edff;
  --brand-50:  #f0f6ff;

  /* Call-to-Action & Energy Accent (Warm Amber / Saffron) */
  --cta-700: #c2410c;
  --cta-600: #ea580c;
  --cta-500: #f97316;
  --cta-100: #ffedd5;
  --cta-50:  #fff7ed;

  /* Status Colors */
  --success-700: #15803d;
  --success-600: #16a34a;
  --success-100: #dcfce7;
  --success-50:  #f0fdf4;

  --amber-700: #b45309;
  --amber-600: #d97706;
  --amber-500: #f59e0b;
  --amber-100: #fef3c7;
  --amber-50:  #fffbeb;

  /* Canvas & Semantics */
  --bg: #f8fafc;
  --card: #ffffff;
  --ink: #0f172a;
  --ink2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --line-light: #f1f5f9;

  /* Shadows (Restrained, Natural Depth) */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.06), 0 1px 2px -1px rgba(15, 23, 42, 0.04);
  --shadow:    0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 16px -2px rgba(15, 23, 42, 0.08), 0 4px 6px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 14px 28px -4px rgba(15, 23, 42, 0.1), 0 6px 10px -3px rgba(15, 23, 42, 0.05);
  --shadow-btn: 0 2px 6px rgba(234, 88, 12, 0.25);

  /* Geometry */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* Typography */
  --font: 'Inter', 'VibhiTelugu', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', var(--font);
  --hand: 'VibhiHand', 'Caveat', cursive;

  /* Backward Compatibility Tokens */
  --g900: var(--brand-900);
  --g800: var(--brand-800);
  --g700: var(--brand-700);
  --g600: var(--brand-600);
  --g500: var(--brand-500);
  --g100: var(--brand-100);
  --g50:  var(--brand-50);
  --o600: var(--cta-600);
  --o500: var(--cta-500);
  --o100: var(--cta-100);
  --o50:  var(--cta-50);
}

/* =========================================================
   BASE RESETS & GLOBAL ACCESSIBILITY
   ========================================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 108px;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background-color: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

body.menu-lock {
  overflow: hidden;
}

/* Accessibility: Skip to Main Content */
.skip-link {
  position: absolute;
  top: -120px;
  left: 16px;
  background: var(--cta-600);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.88rem;
  z-index: 10000;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transition: top 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.skip-link:focus,
.skip-link:focus-visible {
  top: 14px;
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

/* Focus Visibility & Accessibility */
:focus-visible {
  outline: 2px solid var(--brand-600);
  outline-offset: 2px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

img, svg, picture, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.container {
  width: min(1240px, 100% - 32px);
  margin-inline: auto;
}

.hand {
  font-family: var(--hand);
  color: var(--cta-600);
  font-weight: 700;
}

/* =========================================================
   TOP UTILITY ANNOUNCEMENT BAR
   ========================================================= */
.top-utility-bar {
  background: var(--brand-950);
  color: #ffffff;
  font-size: 0.78rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 6px 0;
  line-height: 1.4;
}

.top-bar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-badge {
  background: var(--cta-600);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.top-tagline {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.top-item {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

.top-divider {
  color: rgba(255, 255, 255, 0.3);
}

.top-phone {
  color: var(--amber-500);
  font-weight: 700;
}

.top-phone:hover {
  text-decoration: underline;
  color: #ffffff;
}

/* =========================================================
   MAIN HEADER & NAVIGATION BAR
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.05);
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 70px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  text-decoration: none;
}

.brand-logo {
  width: 42px;
  height: 42px;
  color: var(--brand-900);
  filter: drop-shadow(0 2px 4px rgba(11, 37, 84, 0.12));
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--brand-950);
}

.brand-name span {
  color: var(--cta-600);
  font-weight: 800;
}

.brand-tag {
  font-size: 0.7rem;
  color: var(--muted);
  font-weight: 600;
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-links a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink2);
  position: relative;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--brand-800);
  background: var(--brand-50);
}

.nav-links a.active {
  color: var(--brand-800);
  background: var(--brand-50);
  font-weight: 700;
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 12px;
  right: 12px;
  height: 2.5px;
  background: var(--cta-600);
  border-radius: 2px;
}

.menu-btn {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--brand-50);
  color: var(--brand-800);
  border: 1px solid var(--line);
  place-items: center;
}

/* =========================================================
   BUTTONS (COMMERCIAL PRODUCTION QUALITY)
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  white-space: nowrap;
}

.btn svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  transition: transform 0.18s ease;
}

.btn:hover svg {
  transform: translateX(2px);
}

.btn-primary {
  background: var(--cta-600);
  color: #ffffff;
  border: 1px solid var(--cta-600);
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--cta-700);
  border-color: var(--cta-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(234, 88, 12, 0.35);
  color: #ffffff;
}

.btn-outline {
  border: 1.5px solid var(--brand-700);
  color: var(--brand-800);
  background: #ffffff;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--brand-50);
  color: var(--brand-950);
  border-color: var(--brand-900);
  transform: translateY(-1px);
  box-shadow: var(--shadow-xs);
}

.btn-light {
  background: #ffffff;
  color: var(--brand-800);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-xs);
}

.btn-light:hover {
  background: var(--brand-50);
  border-color: var(--brand-600);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-ghost:hover {
  background: #ffffff;
  color: var(--brand-950);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

/* =========================================================
   HERO SECTION (ENTERPRISE EDTECH LAYOUT)
   ========================================================= */
.hero {
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
  border-bottom: 1px solid var(--line);
  padding: 48px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.22fr 0.88fr;
  gap: 36px;
  align-items: center;
}

.hero-content {
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  background: var(--amber-100);
  color: var(--amber-700);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 14px;
  border: 1px solid #fde68a;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success-600);
  box-shadow: 0 0 4px var(--success-600);
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.6vw, 3.1rem);
  line-height: 1.18;
  font-weight: 800;
  color: var(--brand-950);
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.hero h1 em {
  font-style: normal;
  color: var(--cta-600);
  text-decoration: underline;
  text-decoration-color: var(--amber-500);
  text-decoration-thickness: 3px;
  text-underline-offset: 4px;
}

.hero p.lead {
  color: var(--ink2);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* Hero Trust Bar & Helpline */
.hero-trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-top: 18px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--brand-800);
  background: #ffffff;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-xs);
}

.trust-ic {
  font-size: 0.92rem;
}

.hero-contact-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--brand-50);
  border: 1px solid var(--brand-100);
  font-size: 0.84rem;
  color: var(--ink2);
}

.hero-contact-chip .chip-label {
  font-weight: 600;
  color: var(--muted);
}

.hero-contact-chip a {
  font-weight: 700;
  color: var(--brand-800);
}

.hero-contact-chip a:hover {
  color: var(--cta-600);
  text-decoration: underline;
}

.chip-dot {
  color: var(--muted);
}

/* Hero Artwork Card & Floating Trust Badges */
.hero-art {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border: 2px solid #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--neutral-900);
  aspect-ratio: 16/10;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.02);
}

.hero-badge-float {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border-radius: var(--radius-pill);
  background: rgba(11, 37, 84, 0.94);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 700;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.hero-badge-float.top {
  top: 14px;
  left: 14px;
}

.hero-badge-float.bottom {
  bottom: 14px;
  right: 14px;
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--brand-950);
  border: 1px solid var(--line);
}

.hero-badge-float.bottom b {
  display: block;
  font-size: 0.84rem;
  font-weight: 800;
}

.hero-badge-float.bottom small {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  font-weight: 600;
}

.student-carousel {
  margin-top: 18px;
  max-width: 620px;
}

.student-carousel[hidden] {
  display: none;
}

.student-hero-photo {
  display: none;
  margin-top: 18px;
  max-width: 620px;
}

.student-hero-photo[hidden] {
  display: none;
}

.student-carousel-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--neutral-900);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 16/8;
}

.student-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease;
}

.student-slide.active {
  opacity: 1;
  visibility: visible;
}

.student-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.student-slide-brand {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--brand-950);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 800;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.student-slide-caption {
  position: absolute;
  inset: auto 0 0;
  padding: 28px 18px 12px;
  background: linear-gradient(transparent, rgba(6, 21, 45, 0.95));
  color: #ffffff;
  font-weight: 700;
  font-size: 0.92rem;
}

.student-carousel-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #ffffff;
  color: var(--brand-950);
  font-size: 1.4rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
}

.student-carousel-control:hover {
  background: var(--cta-600);
  color: #ffffff;
  border-color: var(--cta-600);
}

.student-carousel-control.prev { left: 10px; }
.student-carousel-control.next { right: 10px; }

.student-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding-top: 10px;
}

.student-carousel-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #cbd5e1;
}

.student-carousel-dots button.active {
  width: 20px;
  border-radius: var(--radius-pill);
  background: var(--brand-700);
}

/* =========================================================
   CREDIBILITY & IMPACT METRIC STRIP
   ========================================================= */
.hero-stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
  padding: 20px 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.stat-box {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 4px 6px;
}

.stat-box + .stat-box {
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--brand-950);
  line-height: 1;
  white-space: nowrap;
}

.stat-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--brand-950);
  line-height: 1.25;
}

.stat-text small {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  line-height: 1.35;
  margin-top: 2px;
}

/* =========================================================
   TOP 5 QUICK FEATURES BAR
   ========================================================= */
.features {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-top: 24px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 20px 14px;
  color: var(--brand-950);
  transition: all 0.18s ease;
  text-decoration: none;
}

.feature + .feature {
  border-left: 1px solid var(--line);
}

.feature strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--brand-950);
  line-height: 1.25;
}

.feature small {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  font-weight: 500;
  margin-top: 2px;
}

.feature:hover {
  background: var(--brand-50);
}

.feature:hover strong {
  color: var(--cta-600);
}

.feature .ic {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  background: var(--brand-100);
  color: var(--brand-800);
  transition: all 0.18s ease;
}

.feature:hover .ic {
  background: var(--cta-600);
  color: #ffffff;
  transform: scale(1.04);
}

.feature .ic svg {
  width: 22px;
  height: 22px;
}

/* =========================================================
   SECTION HEADINGS & LAYOUTS
   ========================================================= */
section {
  padding: 44px 0;
}

.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.sec-title {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sec-title .ic {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--brand-800);
  color: #ffffff;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.sec-title .ic svg {
  width: 22px;
  height: 22px;
}

.sec-title h2 {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--brand-950);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.sec-title p {
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 3px;
}

.link-arrow {
  color: var(--brand-700);
  font-weight: 700;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.link-arrow:hover {
  color: var(--cta-600);
  gap: 9px;
}

.link-arrow svg {
  width: 15px;
  height: 15px;
}

/* Sub-page Hero */
.page-hero {
  background: var(--brand-900);
  color: #ffffff;
  padding: 46px 0 40px;
  border-bottom: 3px solid var(--cta-600);
}

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 660px;
  margin-top: 8px;
  font-size: 0.96rem;
  line-height: 1.6;
}

.crumbs {
  font-size: 0.82rem;
  color: var(--amber-100);
  margin-bottom: 10px;
  font-weight: 600;
}

.crumbs a {
  color: #cbd5e1;
}

.crumbs a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* =========================================================
   CARDS & POPULAR EXAMS GRID
   ========================================================= */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  transition: all 0.18s ease;
}

.card:hover {
  box-shadow: var(--shadow-sm);
  border-color: #cbd5e1;
}

.exam-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.exam-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 14px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  transition: all 0.18s ease;
  text-decoration: none;
}

.exam-card:hover {
  border-color: var(--brand-600);
  background: var(--brand-50);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.exam-card .meta {
  flex: 1;
  min-width: 0;
}

.exam-card h4 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--brand-950);
}

.exam-card p {
  font-size: 0.74rem;
  color: var(--muted);
  line-height: 1.35;
  margin-top: 2px;
}

.exam-card .chev {
  color: var(--muted);
  width: 16px;
  flex-shrink: 0;
  transition: transform 0.18s ease;
}

.exam-card:hover .chev {
  color: var(--brand-800);
  transform: translateX(3px);
}

.exam-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  color: #ffffff;
  flex-shrink: 0;
}

.exam-icon svg {
  width: 22px;
  height: 22px;
}

.exam-icon.lg {
  width: 62px;
  height: 62px;
  border-radius: var(--radius-md);
}

.exam-icon.lg svg {
  width: 30px;
  height: 30px;
}

.exam-icon.sm {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.exam-icon.sm svg {
  width: 16px;
  height: 16px;
}

/* =========================================================
   STUDY PLANNER / ASIDE GAME PLAN CARD
   ========================================================= */
.split {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: start;
}

.plan-card {
  background: #ffffff;
  color: var(--ink);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--brand-700);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.plan-card::before {
  content: "STRUCTURED STRATEGY";
  position: absolute;
  top: -11px;
  left: 20px;
  background: var(--brand-900);
  color: #ffffff;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

.plan-card-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.plan-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--brand-100);
  color: var(--brand-800);
}

.plan-icon svg {
  width: 20px;
  height: 20px;
}

.plan-kicker {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--brand-700);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.plan-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success-600);
}

.plan-card h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--brand-950);
}

.plan-card p {
  color: var(--ink2);
  font-size: 0.86rem;
  line-height: 1.55;
  margin: 10px 0 16px;
}

.plan-card .btn {
  width: 100%;
  background: var(--brand-900);
  color: #ffffff;
  border-color: var(--brand-900);
}

.plan-card .btn:hover {
  background: var(--brand-950);
}

.plan-steps {
  list-style: none;
  display: grid;
  gap: 0;
  margin-top: 16px;
}

.plan-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 26px 1fr 20px;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 7px 0;
  border-top: 1px solid var(--line);
}

.plan-step-number {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--brand-100);
  color: var(--brand-800);
  font-size: 0.7rem;
  font-weight: 800;
}

.plan-steps b {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--brand-950);
}

.plan-steps small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
}

.plan-step-check {
  color: var(--success-600);
  font-weight: 800;
  font-size: 0.86rem;
}

.plan-card .hand {
  display: block;
  margin-top: 14px;
  color: var(--cta-600);
  font-size: 1.15rem;
  text-align: right;
  line-height: 1;
}

/* =========================================================
   TRI SECTION & PANELS (MOCK TESTS, ROADMAPS, WHATSAPP)
   ========================================================= */
.tri {
  display: grid;
  grid-template-columns: 1fr 1.6fr 1.15fr;
  gap: 20px;
  align-items: stretch;
}

.panel {
  padding: 24px;
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
  max-width: 100%;
}

.panel-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
  min-height: 80px;
}

.panel-head h3 {
  font-family: var(--font-heading);
  font-size: 1.16rem;
  font-weight: 800;
  color: var(--brand-950);
  line-height: 1.25;
  margin: 0 0 4px 0;
}

.panel-head p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.4;
  margin: 0;
}

.panel-action {
  margin-top: auto;
  padding-top: 18px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.mini {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
  padding: 12px 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  background: var(--bg);
  text-decoration: none;
  min-height: 84px;
  transition: all 0.2s ease;
}

.mini:hover {
  background: var(--brand-50);
  border-color: var(--brand-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xs);
}

.mini b {
  font-size: 0.86rem;
  color: var(--brand-950);
  line-height: 1.2;
}

.mini small {
  color: var(--muted);
  font-size: 0.74rem;
}

/* Chips & Papers Table */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.chip {
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  font-size: 0.8rem;
  font-weight: 600;
  background: #ffffff;
  color: var(--ink2);
  white-space: nowrap;
  cursor: pointer;
  line-height: 1.2;
  transition: all 0.15s ease;
}

.chip:hover {
  border-color: var(--brand-600);
  color: var(--brand-800);
  background: var(--brand-50);
}

.chip.active {
  background: var(--brand-800);
  border-color: var(--brand-800);
  color: #ffffff;
}

.search {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  background: #ffffff;
  width: 100%;
}

.search:focus-within {
  border-color: var(--brand-600);
  box-shadow: 0 0 0 2px rgba(21, 76, 156, 0.12);
}

.search svg {
  width: 15px;
  height: 15px;
  color: var(--muted);
}

.search input {
  border: none;
  outline: none;
  font: inherit;
  font-size: 0.86rem;
  width: 100%;
  color: var(--ink);
}

.tbl-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

th {
  text-align: left;
  font-weight: 700;
  color: var(--brand-950);
  padding: 9px 10px;
  background: var(--neutral-100);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
  background: #ffffff;
}

th:nth-child(1),
td:nth-child(1) {
  width: 1%;
  white-space: nowrap;
}

th:nth-child(2),
td:nth-child(2) {
  width: auto;
  line-height: 1.35;
  font-weight: 500;
}

th:nth-child(3),
td:nth-child(3) {
  width: 1%;
  white-space: nowrap;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}

th:nth-child(4),
td:nth-child(4) {
  width: 1%;
  white-space: nowrap;
  text-align: right;
}

td .chip,
td .dl {
  white-space: nowrap !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

tr:hover td {
  background: var(--brand-50);
}

td .ex {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--brand-950);
}

.dl {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--brand-700);
  color: #ffffff;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

.dl:hover {
  background: var(--brand-900);
}

.dl svg {
  width: 13px;
  height: 13px;
}

.empty {
  padding: 32px;
  text-align: center;
  color: var(--muted);
}

/* WhatsApp Channel Cards */
.wa-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.wa-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: #ffffff;
  transition: all 0.2s ease;
}

.wa-card:hover {
  border-color: var(--success-600);
  box-shadow: var(--shadow-xs);
  transform: translateY(-2px);
}

.wa-card .top {
  display: flex;
  gap: 8px;
  align-items: center;
}

.wa-card b {
  font-size: 0.88rem;
  color: var(--brand-950);
}

.wa-card small {
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.35;
  flex: 1 1 auto;
  display: flex;
  align-items: flex-start;
  min-height: 44px;
}

.wa-btn {
  margin-top: auto;
  background: #e8f5e9;
  color: #1b5e20;
  border: 1px solid #c8e6c9;
  text-align: center;
  border-radius: var(--radius-sm);
  font-size: 0.74rem;
  font-weight: 700;
  padding: 6px 8px;
  display: block;
  white-space: nowrap;
}

a.wa-btn {
  background: var(--success-600);
  color: #ffffff;
  border-color: var(--success-600);
}

a.wa-btn:hover {
  background: var(--success-700);
}

.privacy {
  display: flex;
  gap: 12px;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-top: 12px;
  font-size: 0.8rem;
}

.privacy svg {
  width: 26px;
  height: 26px;
  color: var(--brand-700);
  flex-shrink: 0;
}

.privacy b {
  display: block;
  font-size: 0.86rem;
  color: var(--brand-950);
}

/* =========================================================
   AI FEATURES SECTION (STUDENT DIGITAL TUTOR)
   ========================================================= */
.ai-sec {
  background: var(--brand-950);
  color: #ffffff;
  padding: 56px 0;
  margin-top: 36px;
  border-top: 3px solid var(--cta-600);
  border-bottom: 3px solid var(--cta-600);
}

.ai-head {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 36px;
}

.ai-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--amber-100);
  text-transform: uppercase;
}

.ai-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 3.2vw, 2.3rem);
  font-weight: 800;
  margin: 12px 0 8px;
  line-height: 1.25;
}

.ai-head p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.98rem;
}

.ai-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 32px;
  align-items: center;
}

/* Smartphone Mockup */
.ai-phone {
  background: #ffffff;
  color: var(--ink);
  border-radius: 26px;
  padding: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  border: 3px solid #1e293b;
}

.ph-top {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px 10px 12px;
  border-bottom: 1px solid var(--line);
}

.ph-av {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-800);
  color: #ffffff;
  display: grid;
  place-items: center;
  padding: 6px;
}

.ph-av .brand-logo {
  width: 100%;
  height: 100%;
  color: #ffffff;
}

.ph-top b {
  display: block;
  font-size: 0.92rem;
  color: var(--brand-950);
}

.ph-top small {
  color: var(--success-600);
  font-size: 0.72rem;
  font-weight: 700;
}

.ph-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 8px;
  background: var(--neutral-50);
  border-radius: var(--radius);
  margin-top: 10px;
}

.msg {
  max-width: 88%;
  padding: 9px 12px;
  border-radius: 12px;
  font-size: 0.84rem;
  line-height: 1.5;
}

.msg.me {
  align-self: flex-end;
  background: var(--brand-800);
  color: #ffffff;
  border-bottom-right-radius: 2px;
}

.msg.ai {
  align-self: flex-start;
  background: #ffffff;
  color: var(--ink);
  border: 1px solid var(--line);
  border-bottom-left-radius: 2px;
}

.msg .tag {
  display: inline-block;
  margin-top: 6px;
  font-size: 0.72rem;
  background: var(--brand-100);
  color: var(--brand-800);
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.quick {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.quick span {
  font-size: 0.72rem;
  font-weight: 700;
  border: 1px solid var(--line);
  color: var(--brand-800);
  background: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
}

.quick span:hover {
  background: var(--brand-100);
}

.ph-input {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 6px 8px 6px 14px;
  font-size: 0.82rem;
  color: var(--muted);
}

.ph-input span { flex: 1; }
.ph-input i { font-style: normal; }
.ph-input b {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--cta-600);
  color: #ffffff;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
}

/* 6 AI Feature Cards */
.ai-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.ai-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 18px 16px;
  transition: all 0.18s ease;
}

.ai-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--amber-500);
  transform: translateY(-2px);
}

.ai-ic {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--brand-950);
  display: grid;
  place-items: center;
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.ai-card h4 {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.ai-card p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.45;
}

.ai-cta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 28px;
  flex-wrap: wrap;
}

.ai-cta .privacy {
  background: #ffffff;
  color: var(--ink);
  flex: 1;
}

.ai-cta .btn-primary {
  background: var(--cta-600);
  color: #ffffff;
}

/* =========================================================
   PRIVACY & MAGAZINES SECTIONS
   ========================================================= */
.privacy-hero {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  margin: 28px 0;
  box-shadow: var(--shadow-xs);
}

.privacy-hero .shield-lg {
  width: 68px;
  height: 68px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--brand-100);
  color: var(--brand-800);
  display: grid;
  place-items: center;
}

.privacy-hero .shield-lg svg {
  width: 36px;
  height: 36px;
}

.privacy-hero h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--brand-950);
  margin-bottom: 6px;
}

.privacy-hero p {
  color: var(--ink2);
  max-width: 540px;
  margin: 0 auto 12px;
  font-size: 0.9rem;
}

.mag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.mag-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 12px;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--brand-950);
  box-shadow: var(--shadow-xs);
}

.mag-card:hover {
  border-color: var(--brand-600);
  background: var(--brand-50);
}

.mag-card span {
  display: block;
  font-size: 1.7rem;
  margin-bottom: 6px;
}

.sub-exam-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.sub-exam-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-xs);
  text-decoration: none;
}

.sub-exam-card:hover {
  border-color: var(--brand-600);
  background: var(--brand-50);
}

.sub-exam-card h4 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--brand-950);
}

.sub-exam-card p {
  font-size: 0.82rem;
  color: var(--muted);
}

/* =========================================================
   APP DOWNLOAD BANNER (INSTITUTIONAL STRIP)
   ========================================================= */
.app-band {
  background: var(--brand-900);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 28px;
  align-items: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--brand-800);
}

.app-band h2 {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  margin: 6px 0 10px;
}

.app-band p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.94rem;
  margin-bottom: 20px;
}

.app-band ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  font-size: 0.88rem;
}

.app-band li {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.play {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #000000;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.play:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.play svg {
  width: 24px;
  height: 24px;
}

.play small {
  display: block;
  font-size: 0.62rem;
  opacity: 0.8;
  line-height: 1;
}

.play b {
  font-size: 1.02rem;
  line-height: 1.1;
}

/* =========================================================
   EXAM DETAILS TABS & ROADMAP TIMELINE
   ========================================================= */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 20px;
  overflow-x: auto;
}

.tab {
  padding: 11px 18px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
}

.tab:hover {
  color: var(--brand-700);
}

.tab.active {
  color: var(--brand-950);
  border-bottom-color: var(--brand-900);
  background: var(--bg);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.info {
  padding: 18px;
}

.info small {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
}

.info b {
  display: block;
  font-size: 1rem;
  margin-top: 4px;
  color: var(--brand-950);
}

.note {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.85rem;
  color: #92400e;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 36px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 6px;
  bottom: 6px;
  width: 2.5px;
  background: var(--brand-600);
}

.step {
  position: relative;
  margin-bottom: 20px;
}

.step .dot {
  position: absolute;
  left: -36px;
  top: 2px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--brand-800);
  color: #ffffff;
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 800;
  box-shadow: 0 0 0 4px var(--brand-100);
}

.step .card {
  padding: 18px 20px;
}

.step h4 {
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--brand-950);
}

.step .when {
  font-size: 0.74rem;
  color: var(--brand-800);
  font-weight: 700;
  background: var(--brand-100);
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin: 4px 0 8px;
}

.step ul {
  padding-left: 18px;
  font-size: 0.86rem;
  color: var(--ink2);
}

.step li {
  margin-bottom: 3px;
}

/* =========================================================
   BLOG & ARTICLES
   ========================================================= */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  text-decoration: none;
}

.blog-card:hover {
  border-color: var(--brand-600);
  box-shadow: var(--shadow-sm);
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--muted);
}

.blog-card h3 {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--brand-950);
}

.blog-card p {
  font-size: 0.86rem;
  color: var(--ink2);
  flex: 1;
}

.blog-thumb {
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: -6px -6px 6px;
  aspect-ratio: 16/9;
  background: var(--brand-100);
}

.blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-cover {
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 0 20px;
  aspect-ratio: 16/9;
  background: var(--brand-100);
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.share-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.share-label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--brand-950);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink2);
  cursor: pointer;
}

.share-btn:hover {
  border-color: var(--brand-600);
  color: var(--brand-800);
  background: var(--brand-50);
}

.prose p {
  color: var(--ink2);
  margin-bottom: 12px;
  line-height: 1.6;
}

.prose h3 {
  font-family: var(--font-heading);
  margin: 20px 0 8px;
  font-size: 1.2rem;
  color: var(--brand-950);
}

.prose ul {
  padding-left: 20px;
  margin: 10px 0 16px;
  color: var(--ink2);
}

#article-body {
  max-width: 820px;
  margin: 0 auto;
  padding: 28px;
}

/* =========================================================
   SPECIAL NOTIFICATION / HERO BANNERS
   ========================================================= */
.banner-sec {
  padding: 10px 0 24px;
}

.banner-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.banner-card {
  display: flex;
  align-items: stretch;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 96px;
  box-shadow: var(--shadow-xs);
  color: inherit;
  text-decoration: none;
}

.banner-card:hover {
  border-color: var(--brand-600);
  box-shadow: var(--shadow-sm);
}

.banner-card img {
  width: 120px;
  min-width: 120px;
  object-fit: cover;
  height: 100%;
}

.banner-fallback {
  width: 120px;
  min-width: 120px;
  display: grid;
  place-items: center;
  background: var(--brand-800);
  color: #ffffff;
}

.banner-text {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  flex: 1;
}

.banner-text strong {
  font-size: 0.98rem;
  line-height: 1.3;
  color: var(--brand-950);
}

.banner-text span {
  font-size: 0.82rem;
  color: var(--muted);
}

/* =========================================================
   FOOTER SECTION
   ========================================================= */
.phone-bar {
  background: var(--cta-600);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.86rem;
  padding: 9px 0;
}

.phone-bar-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 16px;
}

.phone-bar a {
  color: #ffffff;
  text-decoration: underline;
}

.phone-bar .badge-tag {
  background: rgba(0, 0, 0, 0.22);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
}

.strip {
  background: var(--brand-950);
  color: #ffffff;
  padding: 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.strip-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(4, 1fr);
  gap: 16px;
  align-items: center;
}

.strip .brand-logo {
  color: var(--amber-500);
  width: 44px;
  height: 44px;
}

.strip .brand-name {
  color: #ffffff;
  font-size: 1.4rem;
}

.strip .brand-name span {
  color: var(--cta-500);
}

.strip .brand-tag {
  color: #94a3b8;
}

.strip-item {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.strip-item strong {
  display: block;
  font-size: 0.86rem;
  color: #ffffff;
}

.strip-item small {
  display: block;
  font-size: 0.72rem;
  color: #94a3b8;
  font-weight: 500;
}

.strip-item .ic {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: var(--amber-500);
}

.foot {
  background: #030c1d;
  padding: 20px 0;
  font-size: 0.82rem;
  color: #94a3b8;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.foot-row {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.foot-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.foot-links a:hover,
.foot-links a:focus-visible {
  color: #ffffff;
}

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

.socials a {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.socials a:hover {
  background: var(--cta-600);
}

.socials svg {
  width: 16px;
  height: 16px;
}

/* =========================================================
   RESPONSIVE DESIGN SYSTEM (MOBILE-FIRST POLISH)
   ========================================================= */

/* Mobile Navigation Backdrop & Drawer Base */
.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(6, 21, 45, 0.48);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.site-header.open .nav-backdrop {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

.nav-phone-cta {
  display: none;
}

.exam-hero-header {
  display: flex;
  gap: 18px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.phone-dot {
  color: rgba(255, 255, 255, 0.45);
}

.phone-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* Touch Friendly Inputs (Prevents iOS Auto-Zoom) */
@media (max-width: 768px) {
  input, select, textarea {
    font-size: 16px !important;
  }
}

/* Responsive Table Columns & Year Badges */
.mobile-year {
  display: none;
}

@media (max-width: 580px) {
  .col-year {
    display: none !important;
  }
  .mobile-year {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--muted);
    background: var(--neutral-100);
    border: 1px solid var(--line);
    padding: 1px 5px;
    border-radius: var(--radius-xs);
    margin-left: 4px;
    white-space: nowrap;
  }
  .col-exam {
    width: 1%;
    white-space: nowrap;
  }
  .col-title {
    width: auto;
    font-size: 0.8rem;
    line-height: 1.3;
  }
  .col-action {
    width: 1%;
    white-space: nowrap;
    text-align: right;
  }
  .paper-action-chip {
    font-size: 0.66rem !important;
    padding: 2px 6px !important;
  }
  .dl {
    padding: 4px 8px !important;
    font-size: 0.7rem !important;
  }
  .exam-actions {
    flex-direction: column;
    width: 100%;
  }
  .exam-actions .btn {
    width: 100%;
    justify-content: center;
    min-height: 44px;
  }
}

/* Breakpoint 1: 1100px (Desktop / Tablet Landscape) */
@media (max-width: 1100px) {
  .exam-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .split { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .split > * { min-width: 0; max-width: 100%; }
  .tri { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tri > * { min-width: 0; max-width: 100%; }
  .tri > .wa-panel { grid-column: 1 / -1; }
  .strip-grid { grid-template-columns: repeat(2, 1fr); }
  .strip-grid > .brand { grid-column: 1 / -1; }
  .features { grid-template-columns: repeat(3, 1fr); }
  .feature + .feature { border-left: none; }
  .hero-stats-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-box:nth-child(2) { border-left: 1px solid var(--line); }
  .stat-box:nth-child(3) { border-left: none; border-top: 1px solid var(--line); padding-top: 12px; }
  .stat-box:nth-child(4) { border-top: 1px solid var(--line); padding-top: 12px; }
}

/* Breakpoint 2: 960px (Tablet Portrait & Small Laptops) */
@media (max-width: 960px) {
  .top-bar-left span:last-child { display: none; }
  
  /* Mobile Navigation Header */
  .nav {
    height: 66px;
    gap: 12px;
  }

  .nav-links { display: none; }
  .menu-btn {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: var(--brand-50);
    border: 1px solid var(--line);
    color: var(--brand-950);
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s ease;
  }

  .site-header.open .menu-btn {
    background: var(--cta-600);
    color: #ffffff;
    border-color: var(--cta-600);
  }

  .site-header.open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 66px;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 14px 18px 20px;
    border-bottom: 3px solid var(--cta-600);
    box-shadow: 0 16px 36px -4px rgba(6, 21, 45, 0.22);
    margin: 0;
    gap: 4px;
    z-index: 1000;
    max-height: calc(100vh - 66px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .site-header.open .nav-links a {
    width: 100%;
    padding: 12px 14px;
    font-size: 0.96rem;
    font-weight: 600;
    color: var(--ink);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.15s ease, color 0.15s ease;
  }

  .site-header.open .nav-links a::after {
    content: "›";
    font-size: 1.15rem;
    color: var(--muted);
    font-weight: 400;
  }

  .site-header.open .nav-links a.active {
    background: var(--brand-50);
    color: var(--brand-900);
    font-weight: 700;
  }

  .site-header.open .nav-links a.active::after {
    color: var(--cta-600);
  }

  .site-header.open .nav-phone-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    padding: 12px 16px;
    background: var(--cta-50);
    color: var(--cta-700);
    border: 1.5px solid var(--cta-100);
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
    text-align: center;
  }

  .site-header.open .nav-phone-cta::after {
    display: none;
  }

  /* Layout Stacking */
  .hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .split { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .split > * { min-width: 0; max-width: 100%; }
  .student-hero-photo { display: block; }
  .hero-art { display: none; }
  .app-band { grid-template-columns: 1fr; gap: 24px; padding: 28px 22px; }
  .ai-grid { grid-template-columns: 1fr; gap: 24px; }
  .ai-phone { max-width: 360px; margin: 0 auto; width: 100%; }
  .ai-cards { grid-template-columns: repeat(2, 1fr); }
  .tri { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .tri > * { min-width: 0; max-width: 100%; }
}

/* Breakpoint 3: 768px (Standard Tablets to Phablets) */
@media (max-width: 768px) {
  .top-utility-bar { display: none; }
  
  .container {
    width: min(1240px, 100% - 28px);
  }

  section {
    padding: 34px 0;
  }

  .page-hero {
    padding: 34px 0 28px;
  }

  .page-hero h1 {
    font-size: clamp(1.6rem, 5vw, 2.1rem);
  }

  /* Hero Section */
  .hero {
    padding: 26px 0 30px;
  }

  .hero h1 {
    font-size: clamp(1.65rem, 5.6vw, 2.5rem);
    line-height: 1.22;
  }

  .hero p.lead {
    font-size: 0.94rem;
    line-height: 1.55;
  }

  .hero-trust-bar {
    gap: 6px;
  }

  .trust-pill {
    font-size: 0.76rem;
    padding: 5px 10px;
  }

  .hero-contact-chip {
    font-size: 0.8rem;
    padding: 7px 12px;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
  }

  /* Credibility Metric Strip (2x2 Grid) */
  .hero-stats-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 16px;
    padding: 16px 14px;
    margin-top: 24px;
  }

  .stat-box {
    padding: 4px 0;
    gap: 10px;
  }

  .stat-box + .stat-box {
    border-left: none;
    padding-left: 0;
  }

  .stat-box:nth-child(2) {
    border-left: none !important;
  }

  .stat-box:nth-child(3),
  .stat-box:nth-child(4) {
    border-top: 1px solid var(--line);
    padding-top: 10px;
  }

  .stat-number {
    font-size: 1.55rem;
  }

  .stat-text strong {
    font-size: 0.85rem;
  }

  .stat-text small {
    font-size: 0.7rem;
  }

  /* Quick Features Bar (App-Style List Cards) */
  .features {
    grid-template-columns: 1fr;
    gap: 8px;
    background: transparent;
    border: none;
    box-shadow: none;
    overflow: visible;
    margin-top: 20px;
  }

  .feature {
    flex-direction: row;
    text-align: left;
    align-items: center;
    gap: 14px;
    padding: 13px 16px;
    background: #ffffff;
    border: 1px solid var(--line) !important;
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
  }

  .feature + .feature {
    border-left: 1px solid var(--line) !important;
  }

  .feature .ic {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    flex-shrink: 0;
  }

  .feature div {
    flex: 1;
    min-width: 0;
  }

  .feature strong {
    font-size: 0.92rem;
  }

  .feature small {
    font-size: 0.76rem;
  }

  .feature::after {
    content: "›";
    font-size: 1.25rem;
    color: var(--muted);
    font-weight: 400;
  }

  /* Hero Student Picture & Carousel Mobile Optimization */
  .student-hero-photo {
    margin-top: 16px;
  }

  .student-hero-photo .hero-image-wrapper {
    aspect-ratio: 16/10;
    border-radius: var(--radius-md);
  }

  .hero-badge-float.top {
    top: 10px;
    left: 10px;
    font-size: 0.72rem;
    padding: 5px 10px;
  }

  .hero-badge-float.bottom {
    bottom: 10px;
    right: 10px;
    font-size: 0.72rem;
    padding: 5px 10px;
  }

  .student-carousel {
    margin-top: 14px;
  }

  .student-carousel-frame {
    aspect-ratio: 16/10;
    border-radius: var(--radius-md);
  }

  .student-slide-caption {
    padding: 24px 14px 10px;
    font-size: 0.84rem;
    line-height: 1.35;
  }

  .student-slide-brand {
    top: 10px;
    left: 10px;
    font-size: 0.7rem;
    padding: 3px 8px;
  }

  .student-carousel-control {
    width: 36px;
    height: 36px;
    font-size: 1.25rem;
  }

  .student-carousel-control.prev { left: 8px; }
  .student-carousel-control.next { right: 8px; }

  /* Banners */
  .banner-card { flex-direction: column; min-height: 0; }
  .banner-card img, .banner-fallback {
    width: 100%;
    height: 130px;
    object-fit: cover;
    border-radius: var(--radius) var(--radius) 0 0;
  }
  .banner-track { grid-template-columns: 1fr; }
  .banner-text { padding: 12px 14px; }

  /* AI Section */
  .ai-sec {
    padding: 36px 0;
    margin-top: 24px;
  }

  .ai-head {
    margin-bottom: 24px;
  }

  .ai-head h2 {
    font-size: clamp(1.4rem, 5vw, 1.9rem);
  }

  .ai-cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .ai-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 14px 16px;
  }

  .ai-ic {
    margin-bottom: 0;
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    font-size: 1.2rem;
  }

  .ai-cta {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .ai-cta .btn-primary {
    width: 100%;
    justify-content: center;
    min-height: 46px;
  }

  /* Aside Game Plan Card & Split Layout */
  .split {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
    max-width: 100%;
  }

  .split > * {
    min-width: 0;
    max-width: 100%;
  }

  .plan-card {
    padding: 22px 16px;
    margin-top: 14px;
  }

  .plan-card h3 {
    font-size: 1.3rem;
  }

  /* Tri Panels */
  .panel {
    padding: 20px 16px;
  }

  .panel-head {
    min-height: auto;
    margin-bottom: 14px;
    gap: 10px;
  }

  .panel-head h3 {
    font-size: 1.1rem;
  }

  /* Tables: Fluid Touch-Scrolling */
  .tbl-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    border-radius: var(--radius-sm);
  }

  table {
    width: 100%;
    font-size: 0.8rem;
  }

  table.pattern {
    min-width: 440px;
  }

  th, td {
    padding: 8px 8px;
  }

  /* Chips Horizontal Scroll */
  .chips {
    display: flex;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
    gap: 6px;
    scrollbar-width: none;
  }

  .chips::-webkit-scrollbar {
    display: none;
  }

  .chip {
    flex-shrink: 0;
    padding: 5px 12px;
    font-size: 0.78rem;
  }

  .search {
    width: 100%;
    padding: 8px 12px;
  }

  /* WhatsApp & Mini Grids */
  .wa-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .wa-card {
    padding: 12px 10px;
  }

  .wa-card small {
    min-height: auto;
  }

  .wa-btn {
    min-height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .mini-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .mini {
    padding: 10px 4px;
    min-height: 72px;
    font-size: 0.76rem;
  }

  /* Magazines & Privacy */
  .privacy-hero {
    padding: 26px 16px;
    margin: 20px 0;
  }

  .privacy-hero h3 {
    font-size: 1.25rem;
  }

  .mag-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .mag-card {
    padding: 14px 10px;
    font-size: 0.82rem;
  }

  /* App Band */
  .app-band {
    padding: 24px 18px;
  }

  .app-band h2 {
    font-size: 1.45rem;
  }

  .app-band ul {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .app-band li {
    padding: 8px 12px;
    font-size: 0.84rem;
  }

  .play {
    width: 100%;
    justify-content: center;
  }

  /* Footer Strip & Info */
  .strip {
    padding: 24px 0;
  }

  .strip-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .strip-item {
    border-left: none;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .phone-bar-content {
    flex-direction: column;
    gap: 6px;
    text-align: center;
    font-size: 0.82rem;
  }

  .phone-dot {
    display: none;
  }

  .foot-row {
    flex-direction: column;
    text-align: center;
    gap: 14px;
  }

  .foot-links {
    justify-content: center;
    gap: 10px 14px;
    font-size: 0.84rem;
  }

  .socials {
    justify-content: center;
  }

  .socials a {
    width: 36px;
    height: 36px;
  }

  /* Exam Details Sub-Page */
  .exam-hero-header {
    flex-direction: row;
    gap: 14px;
    align-items: flex-start;
  }

  .exam-hero-header .exam-icon.lg {
    width: 50px;
    height: 50px;
  }

  .exam-hero-header .exam-icon.lg svg {
    width: 26px;
    height: 26px;
  }

  .exam-hero-header h1 {
    font-size: 1.55rem;
  }

  .exam-lead {
    font-size: 0.88rem;
  }

  .tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    gap: 4px;
    padding-bottom: 6px;
    scrollbar-width: none;
  }

  .tabs::-webkit-scrollbar {
    display: none;
  }

  .tab {
    padding: 9px 14px;
    font-size: 0.84rem;
    flex-shrink: 0;
  }

  .info-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .info {
    padding: 14px 12px;
  }

  .sub-exam-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .timeline {
    padding-left: 28px;
  }

  .timeline::before {
    left: 10px;
  }

  .step .dot {
    left: -28px;
    width: 22px;
    height: 22px;
    font-size: 0.7rem;
    box-shadow: 0 0 0 3px var(--brand-100);
  }

  .step .card {
    padding: 14px 16px;
  }

  /* Blog & Articles Mobile */
  .blog-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .blog-card {
    padding: 16px;
  }

  .blog-thumb, .article-cover {
    aspect-ratio: 16/9;
    border-radius: var(--radius-sm);
    overflow: hidden;
  }

  .blog-thumb img, .article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  article.prose {
    padding: 18px 14px !important;
  }

  .share-bar {
    gap: 6px;
  }

  .share-btn {
    padding: 6px 12px;
    font-size: 0.78rem;
  }
}

/* Breakpoint 4: 640px (Standard Mobile Screens) */
@media (max-width: 640px) {
  .container {
    width: min(1240px, 100% - 24px);
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .brand-tag {
    display: none;
  }

  /* Popular Exams (Sleek 2-Column Grid on Mobile) */
  .exam-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .exam-card {
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    padding: 11px 10px;
    gap: 8px;
    align-items: center;
  }

  .exam-card .exam-icon {
    width: 36px;
    height: 36px;
  }

  .exam-card .exam-icon svg {
    width: 18px;
    height: 18px;
  }

  .exam-card h4 {
    font-size: 0.88rem;
    line-height: 1.2;
  }

  .exam-card p {
    font-size: 0.7rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .exam-card .chev {
    width: 14px;
    height: 14px;
  }

  /* Section Headings */
  .sec-head {
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
  }

  .sec-title h2 {
    font-size: 1.25rem;
  }

  .sec-title .ic {
    width: 38px;
    height: 38px;
  }

  .sec-title .ic svg {
    width: 20px;
    height: 20px;
  }

  .panel {
    padding: 18px 14px;
    border-radius: var(--radius);
  }

  .panel-head {
    min-height: auto;
    margin-bottom: 14px;
  }

  #article-body {
    padding: 18px 14px;
  }
}

/* Breakpoint 5: 480px (Compact Mobile / Standard iPhone/Android) */
@media (max-width: 480px) {
  /* Hero Action Buttons Full-Width */
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    min-height: 46px;
  }

  /* Exam Action Buttons Full-Width */
  .exam-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .exam-actions .btn {
    width: 100%;
    justify-content: center;
    min-height: 46px;
  }

  .sec-head > div:last-child {
    width: 100%;
  }

  .sec-head .link-arrow {
    width: 100%;
  }

  .wa-grid {
    grid-template-columns: 1fr;
  }

  .stat-number {
    font-size: 1.4rem;
  }
}

/* Breakpoint 6: 360px (Ultra-Compact Phones like iPhone SE) */
@media (max-width: 360px) {
  .container {
    width: min(1240px, 100% - 18px);
  }

  .brand-name {
    font-size: 1.02rem;
  }

  .brand-logo {
    width: 32px;
    height: 32px;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero-stats-strip {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .stat-box:nth-child(2) {
    border-top: 1px solid var(--line);
    padding-top: 10px;
  }

  .exam-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .info-grid {
    grid-template-columns: 1fr;
  }

  .mag-grid {
    grid-template-columns: 1fr;
  }
}

/* Data icon utility bindings */
[data-icon] { display: inline-grid; place-items: center; }
[data-icon]>svg { width: 100%; height: 100%; }
.btn [data-icon] { width: 17px; height: 17px; }
.link-arrow [data-icon] { width: 15px; height: 15px; }
.feature .ic>svg, .sec-title .ic>svg { width: 22px; height: 22px; }
.big-logo .brand-logo { width: 100%; height: auto; }

/* Reduced Motion Preference (WCAG 2.2 AA) */
@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;
  }
}