/* ═══════════════════════════════════════════════════════════════
   CLINIQ — Design System v2
   Fraunces (display) + Hanken Grotesk (UI)
   ═══════════════════════════════════════════════════════════════ */

:root {
  color-scheme: dark;

  /* Brand — dark mode uses cream #f9fee7 as accent */
  --accent: #f9fee7;
  --accent-strong: #e8f5c8;
  --accent-muted: rgba(249, 254, 231, 0.10);
  --accent-glow: rgba(249, 254, 231, 0.20);
  --warm: #f9fee7;
  --danger: #f87171;
  --success: #34d399;

  /* Surfaces — dark */
  --bg: #0d0d0d;
  --bg-elevated: #141414;
  --bg-subtle: #181818;
  --surface: rgba(20, 20, 20, 0.80);
  --surface-solid: #1a1a1a;
  --surface-hover: #222222;
  --border: rgba(249, 254, 231, 0.10);
  --border-strong: rgba(249, 254, 231, 0.18);

  /* Text */
  --text: #f9fee7;
  --text-secondary: #b8c4a0;
  --text-tertiary: #6b7a5a;

  /* Typography */
  --font-display: 'Playfair Display', 'Fraunces', Georgia, serif;
  --font-ui: 'DM Sans', 'Hanken Grotesk', system-ui, sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, monospace;

  /* Layout */
  --nav-h: 72px;
  --container: 1160px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration: 0.35s;
  --duration-slow: 0.65s;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px var(--accent-glow);
}

[data-theme="light"] {
  color-scheme: light;

  /* Brand — light mode uses red #a6111c as accent */
  --accent: #a6111c;
  --accent-strong: #8a0d17;
  --accent-muted: rgba(166, 17, 28, 0.08);
  --accent-glow: rgba(166, 17, 28, 0.18);
  --warm: #c0392b;

  --bg: #f9fee7;
  --bg-elevated: #ffffff;
  --bg-subtle: #f0f7d4;
  --surface: rgba(255, 255, 255, 0.90);
  --surface-solid: #ffffff;
  --surface-hover: #f5fce0;
  --border: rgba(166, 17, 28, 0.10);
  --border-strong: rgba(166, 17, 28, 0.18);

  --text: #1a0a0b;
  --text-secondary: #5a2a2e;
  --text-tertiary: #9a6a6e;

  --shadow-sm: 0 2px 12px rgba(166, 17, 28, 0.06);
  --shadow-md: 0 16px 48px rgba(166, 17, 28, 0.08);
  --shadow-lg: 0 32px 80px rgba(166, 17, 28, 0.10);
  --shadow-glow: 0 0 48px var(--accent-glow);
}

/* ── Reset & base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.5s var(--ease-out), color 0.5s var(--ease-out);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(249,254,231,0.06), transparent 50%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(249,254,231,0.04), transparent 45%),
    radial-gradient(ellipse 50% 30% at 50% 100%, rgba(249,254,231,0.03), transparent 40%);
  opacity: 1;
  transition: opacity 0.5s var(--ease-out);
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 70% 45% at 15% -5%, rgba(166,17,28,0.07), transparent 50%),
    radial-gradient(ellipse 50% 35% at 85% 5%, rgba(166,17,28,0.04), transparent 45%);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

[data-theme="light"] body::after { opacity: 0.25; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 1000;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: #042f2e;
  font-weight: 700;
  text-decoration: none;
  transition: top var(--duration) var(--ease-out);
}
.skip-link:focus { top: 16px; }

/* ── Keyframes ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes pulse-soft {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(0.92); }
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(12px, -20px) scale(1.05); }
  66% { transform: translate(-8px, 12px) scale(0.98); }
}

@keyframes viewEnter {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes optionIn {
  from { opacity: 0; transform: translateX(-12px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes ringPop {
  from { stroke-dashoffset: 339.3; }
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Views ── */
.view {
  display: none;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}
.view.active {
  display: block;
  animation: viewEnter 0.55s var(--ease-out) both;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 28px);
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: var(--nav-h);
  transition: background 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
  border-bottom: 1px solid transparent;
}

.navbar.is-scrolled {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 28px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  transition: opacity var(--duration) var(--ease-out);
}
.nav-brand:hover { opacity: 0.85; }

/* Logo wrapper — red bg in light mode so logo is visible, transparent in dark mode */
.nav-logo-img-wrap {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  transition: background var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}
.nav-logo-img-wrap:hover {
  box-shadow: 0 0 16px var(--accent-glow);
}
/* Dark mode: no background, logo is white PNG on dark bg — naturally visible */
[data-theme="dark"] .nav-logo-img-wrap {
  background: transparent;
  border: none;
}
/* Light mode: red background so the white logo is visible on cream bg */
[data-theme="light"] .nav-logo-img-wrap {
  background: var(--accent);
}

.nav-logo-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
/* Light mode: invert not needed — red bg makes white logo pop */
[data-theme="light"] .nav-logo-img {
  filter: brightness(0) invert(1);
}
/* Dark mode: white PNG on dark bg, no filter needed */
[data-theme="dark"] .nav-logo-img {
  filter: none;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  display: inline-flex;
  gap: 1px;
}
.nav-logo-text .clin { color: var(--text); }
.nav-logo-text .iq { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  transition: color var(--duration) var(--ease-out), background var(--duration) var(--ease-out);
}
.nav-link:hover {
  color: var(--text);
  background: var(--accent-muted);
}

.nav-cta {
  margin-left: 4px;
  padding: 10px 20px;
  font-size: 0.88rem;
}

.theme-toggle-mobile {
  margin-top: 8px;
  padding: 14px 16px !important;
  border-radius: var(--radius) !important;
  border: 1px solid var(--border) !important;
  background: var(--surface-solid) !important;
  color: var(--text) !important;
  text-align: left !important;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Theme toggle — sun/moon SVG icons */
.theme-toggle {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--text-secondary);
  transition: transform var(--duration) var(--ease-spring), border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out), color var(--duration) var(--ease-out), background var(--duration) var(--ease-out);
}
.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: rotate(20deg) scale(1.08);
  box-shadow: var(--shadow-glow);
  background: var(--accent-muted);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
  transition: opacity 0.25s, transform 0.35s var(--ease-spring);
}
/* Dark mode: show sun (click → go light) */
[data-theme="dark"] .theme-toggle .theme-icon-sun { display: flex; }
[data-theme="dark"] .theme-toggle .theme-icon-moon { display: none; }
/* Light mode: show moon (click → go dark) */
[data-theme="light"] .theme-toggle .theme-icon-sun { display: none; }
[data-theme="light"] .theme-toggle .theme-icon-moon { display: flex; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 10px;
}

/* Mobile action group — theme toggle + hamburger always visible together */
.nav-mobile-actions {
  display: none;
  align-items: center;
  gap: 8px;
}

/* The theme toggle inside mobile actions */
.theme-toggle-nav-mobile {
  display: flex !important;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease-out), opacity var(--duration) var(--ease-out);
}
.hamburger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px clamp(16px, 4vw, 28px) 24px;
  gap: 4px;
  background: var(--surface);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  animation: slideDown 0.35s var(--ease-out) both;
}
.mobile-menu.open { display: flex; }
.mobile-menu a,
.mobile-menu button:not(.btn-primary):not(.theme-toggle-mobile) {
  color: var(--text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 12px;
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font-ui);
  text-align: left;
  border-radius: var(--radius);
  transition: background var(--duration) var(--ease-out);
}
.mobile-menu a:hover,
.mobile-menu button:not(.btn-primary):not(.theme-toggle-mobile):hover { background: var(--accent-muted); }

/* Mobile menu btn-primary — force full styles */
.mobile-menu .btn-primary {
  width: 100%;
  justify-content: center;
  padding: 14px 20px;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent)) !important;
  color: #0d0d0d !important;
  border: none !important;
  border-radius: var(--radius-full) !important;
  box-shadow: 0 4px 16px var(--accent-glow);
  font-size: 1rem;
  font-weight: 700;
}
[data-theme="light"] .mobile-menu .btn-primary {
  background: linear-gradient(135deg, #8a0d17, #a6111c) !important;
  color: #fff !important;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px var(--accent-glow), var(--shadow-sm);
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease-out), filter var(--duration) var(--ease-out);
}
[data-theme="dark"] .btn-primary { color: #0d0d0d; }
[data-theme="light"] .btn-primary {
  color: #fff !important;
  background: linear-gradient(135deg, #8a0d17, #a6111c) !important;
  box-shadow: 0 4px 20px rgba(166,17,28,0.3), var(--shadow-sm) !important;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.25) 50%, transparent 60%);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity 0.3s;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow), var(--shadow-md);
  filter: brightness(1.05);
}
.btn-primary:hover::after {
  opacity: 1;
  animation: shimmer 1.2s ease;
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-strong);
  padding: 12px 26px;
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color var(--duration) var(--ease-out), background var(--duration) var(--ease-out), transform var(--duration) var(--ease-spring);
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: var(--accent-muted);
  transform: translateY(-2px);
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 48px) clamp(16px, 4vw, 28px) 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  animation: float-orb 14s ease-in-out infinite;
}
.orb1 {
  width: min(520px, 80vw);
  height: min(520px, 80vw);
  background: var(--accent-muted);
  top: -15%;
  right: -10%;
}
.orb2 {
  width: min(380px, 60vw);
  height: min(380px, 60vw);
  background: rgba(251, 191, 36, 0.08);
  bottom: -10%;
  left: -8%;
  animation-delay: -5s;
}
.orb3 {
  width: min(280px, 45vw);
  height: min(280px, 45vw);
  background: rgba(45, 212, 191, 0.06);
  top: 45%;
  left: 42%;
  animation-delay: -9s;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 12px;
  margin-bottom: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
  animation: fadeUp 0.7s var(--ease-out) 0.1s both;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
  animation: pulse-soft 2.5s ease-in-out infinite;
}

.hero-logo-standalone {
  margin-bottom: 20px;
  animation: fadeUp 0.7s var(--ease-out) 0.15s both;
}

.hero-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 7vw, 4.2rem);
  letter-spacing: -0.03em;
  line-height: 1;
}
.hero-logo .clin { color: var(--text); }
.hero-logo .iq { color: var(--accent); }

.hero-tagline {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  text-wrap: balance;
  animation: fadeUp 0.7s var(--ease-out) 0.2s both;
}

.gradient-text {
  font-style: italic;
  background: linear-gradient(135deg, #f9fee7 0%, #d4edaa 50%, #a8d060 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .gradient-text {
  background: linear-gradient(135deg, #a6111c 0%, #c0392b 60%, #e74c3c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 54ch;
  margin: 0 auto 36px;
  animation: fadeUp 0.7s var(--ease-out) 0.3s both;
}

.hero-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeUp 0.7s var(--ease-out) 0.4s both;
}

.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: clamp(20px, 4vw, 40px);
  padding: 20px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  animation: scaleIn 0.8s var(--ease-out) 0.5s both;
}

.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-strong);
}

/* ── Section chrome ── */
.section-head {
  text-align: center;
  margin-bottom: clamp(36px, 6vw, 56px);
}

.section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.section-desc {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 48ch;
  margin-left: auto;
  margin-right: auto;
}

/* ── Features bento ── */
.features {
  padding: clamp(72px, 10vw, 120px) 0;
  background: var(--bg-subtle);
  border-block: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.feature-card {
  grid-column: span 4;
  padding: clamp(24px, 3vw, 32px);
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--duration) var(--ease-spring), border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.feature-card-large { grid-column: span 6; }
.feature-card-wide { grid-column: span 12; }

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border-radius: var(--radius);
  background: var(--accent-muted);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Stagger feature cards when visible */
.features-grid.is-visible .feature-card:nth-child(1) { transition-delay: 0.05s; }
.features-grid.is-visible .feature-card:nth-child(2) { transition-delay: 0.1s; }
.features-grid.is-visible .feature-card:nth-child(3) { transition-delay: 0.15s; }
.features-grid.is-visible .feature-card:nth-child(4) { transition-delay: 0.2s; }

/* ── Subjects preview ── */
.subjects-preview {
  padding: clamp(72px, 10vw, 120px) 0;
}

.year-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}

.year-tab {
  padding: 10px 20px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
}
.year-tab:hover {
  color: var(--text);
  border-color: var(--border-strong);
}
.year-tab.active {
  background: var(--accent-muted);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}

.subjects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 18px;
}

/* Mobile: topics always 2 per row */
@media (max-width: 600px) {
  .topics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

/* Card enter animation */
.subject-card,
.topic-card {
  animation: fadeUp 0.5s var(--ease-out) both;
}
.subjects-grid .subject-card:nth-child(1) { animation-delay: 0.03s; }
.subjects-grid .subject-card:nth-child(2) { animation-delay: 0.06s; }
.subjects-grid .subject-card:nth-child(3) { animation-delay: 0.09s; }
.subjects-grid .subject-card:nth-child(4) { animation-delay: 0.12s; }
.subjects-grid .subject-card:nth-child(5) { animation-delay: 0.15s; }
.subjects-grid .subject-card:nth-child(6) { animation-delay: 0.18s; }

.subject-card,
.topic-card {
  position: relative;
  padding: 24px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform var(--duration) var(--ease-spring), border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

.subject-card::before,
.topic-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--warm));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.subject-card:hover::before,
.topic-card:hover::before { transform: scaleX(1); }

.subject-card:hover,
.topic-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.subject-card.unavailable {
  opacity: 0.55;
  cursor: default;
}
.subject-card.unavailable:hover {
  transform: none;
  border-color: var(--border);
  box-shadow: none;
}
.subject-card.unavailable::before { display: none; }

.subj-icon,
.topic-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--accent-muted);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.subj-name,
.topic-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.subj-info {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.subj-badge {
  display: inline-flex;
  align-self: flex-start;
  margin-top: 8px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-available {
  background: var(--accent-muted);
  color: var(--accent);
  border: 1px solid rgba(45, 212, 191, 0.25);
}
.badge-soon {
  background: rgba(248, 113, 113, 0.1);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.topic-card { text-align: center; }
.topic-card.all-topics {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--accent-muted), var(--surface-solid));
}
.topic-icon { margin: 0 auto 12px; }

/* ── Page header (inner views) ── */
.page-header {
  padding: calc(var(--nav-h) + 32px) 0 40px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle);
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 10px 18px;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  margin-bottom: 20px;
  transition: all var(--duration) var(--ease-out);
}
.back-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateX(-3px);
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.page-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

/* ── Configure ── */
.configure-card {
  max-width: 520px;
  margin: 0 auto 80px;
  padding: 40px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  animation: scaleIn 0.5s var(--ease-out) both;
}

.configure-card h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 28px;
}

.count-presets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.count-btn {
  padding: 18px 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  cursor: pointer;
  transition: all var(--duration) var(--ease-spring);
}
.count-btn:hover,
.count-btn.selected {
  background: var(--accent-muted);
  border-color: var(--accent);
  color: var(--accent);
  transform: scale(1.04);
  box-shadow: 0 0 20px var(--accent-glow);
}

.custom-btn { font-size: 0.85rem; }

.custom-input {
  width: 100%;
  padding: 16px 18px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-ui);
  transition: border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}
.custom-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-muted);
}

.selected-count {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.start-btn { width: 100%; padding: 18px; font-size: 1.05rem; }

/* ── Test view ── */
#view-test { padding-top: 0; }

/* Hide navbar during test so it never sits on top of the test header */
body.in-test .navbar { display: none !important; }

.test-header {
  position: sticky;
  top: 0;
  z-index: 201;
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border-bottom: 1px solid var(--border);
  padding: 14px clamp(16px, 4vw, 28px);
}

.test-header-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.test-progress-wrap { flex: 1; min-width: 140px; }

.test-progress-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  display: block;
  margin-bottom: 8px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.progress-bar-wrap {
  height: 6px;
  background: var(--bg-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent), #5eead4);
  border-radius: var(--radius-full);
  transition: width 0.6s var(--ease-out);
  box-shadow: 0 0 12px var(--accent-glow);
}

.test-score-badge {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 8px 14px;
  background: var(--bg-subtle);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.score-correct { color: var(--accent); font-weight: 700; }

.pause-btn {
  padding: 10px 16px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-ui);
  transition: all var(--duration) var(--ease-out);
  white-space: nowrap;
}
.pause-btn:hover {
  border-color: var(--warm);
  color: var(--warm);
  background: rgba(251, 191, 36, 0.08);
}

/* Review toggle — hidden/removed */
.review-toggle { display: none !important; }

/* Pause button — removed */
.pause-btn { display: none !important; }

/* ── Exit button (test header) ── */
.exit-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: rgba(248, 113, 113, 0.12);
  border: 2px solid rgba(248, 113, 113, 0.5);
  border-radius: var(--radius-full);
  color: #ef4444;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--font-ui);
  transition: all var(--duration) var(--ease-out) !important;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
  -webkit-tap-highlight-color: rgba(248,113,113,0.2);
  user-select: none;
}
/* Prevent SVG from eating clicks */
.exit-btn svg,
.exit-btn * {
  pointer-events: none;
}
.exit-btn:hover,
.exit-btn:active {
  background: rgba(248, 113, 113, 0.25);
  border-color: #ef4444;
  transform: scale(1.04);
  box-shadow: 0 0 20px rgba(248, 113, 113, 0.3);
}
.exit-label { font-size: 0.88rem; }

/* Mobile — make exit button very visible */
@media (max-width: 768px) {
  .exit-btn {
    padding: 10px 16px;
    font-size: 0.85rem;
    border-width: 2px;
    gap: 5px;
  }
  .exit-label { display: inline !important; }
}
@media (max-width: 400px) {
  .exit-btn { padding: 9px 12px; font-size: 0.8rem; }
}

.test-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px clamp(16px, 4vw, 28px) 80px;
}

.question-card {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 36px);
  box-shadow: var(--shadow-md);
  animation: scaleIn 0.45s var(--ease-out) both;
}

.question-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.question-text {
  font-size: 1.1rem;
  line-height: 1.7;
  font-weight: 500;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}

.options-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }

.option-btn {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  background: var(--bg-subtle);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.97rem;
  font-family: var(--font-ui);
  line-height: 1.5;
  cursor: pointer;
  transition: border-color 0.25s var(--ease-out), background 0.25s var(--ease-out), transform 0.25s var(--ease-spring);
  animation: optionIn 0.4s var(--ease-out) both;
}
.option-btn:nth-child(1) { animation-delay: 0.04s; }
.option-btn:nth-child(2) { animation-delay: 0.08s; }
.option-btn:nth-child(3) { animation-delay: 0.12s; }
.option-btn:nth-child(4) { animation-delay: 0.16s; }
.option-btn:nth-child(5) { animation-delay: 0.2s; }

.option-btn:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--accent-muted);
  transform: translateX(4px);
}

.option-btn.correct {
  border-color: var(--success);
  background: rgba(52, 211, 153, 0.12);
}
.option-btn.wrong {
  border-color: var(--danger);
  background: rgba(248, 113, 113, 0.1);
}
.option-btn:disabled { cursor: default; }

.option-label {
  width: 32px;
  height: 32px;
  min-width: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--border-strong);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out);
}
.option-btn.correct .option-label {
  background: var(--success);
  color: #042f2e;
}
.option-btn.wrong .option-label {
  background: var(--danger);
  color: #fff;
}

.statements-section { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.statement-item {
  display: flex;
  gap: 12px;
  padding: 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.statement-label {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  min-width: 28px;
}
.statement-text { font-size: 0.95rem; line-height: 1.55; }
.divider-line {
  height: 1px;
  background: linear-gradient(90deg, var(--border-strong), transparent);
  margin: 8px 0 16px;
}
.options-section { display: flex; flex-direction: column; gap: 12px; }

.explanation-box {
  display: flex;
  gap: 14px;
  padding: 20px;
  margin-bottom: 24px;
  background: var(--accent-muted);
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: var(--radius);
  animation: fadeIn 0.4s var(--ease-out) both;
}
.explanation-icon { font-size: 1.25rem; flex-shrink: 0; }
.explanation-text {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.next-btn {
  width: 100%;
  padding: 16px;
  border-radius: var(--radius);
  animation: fadeUp 0.35s var(--ease-out) both;
}

/* ── Results ── */
#view-results .container {
  padding-top: calc(var(--nav-h) + 24px);
  padding-bottom: 80px;
}

.results-card {
  max-width: 480px;
  margin: 0 auto;
  padding: 48px 36px;
  text-align: center;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.6s var(--ease-out) both;
}

.results-icon {
  font-size: 3.5rem;
  margin-bottom: 12px;
  animation: fadeUp 0.5s var(--ease-out) 0.2s both;
}

.results-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}

.results-score-ring {
  position: relative;
  width: 168px;
  height: 168px;
  margin: 0 auto 36px;
}

.ring-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.ring-bg {
  fill: none;
  stroke: var(--border-strong);
  stroke-width: 8;
}

.ring-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 339.3;
  stroke-dashoffset: 339.3;
  transition: stroke-dashoffset 1.4s var(--ease-out);
  filter: drop-shadow(0 0 8px var(--accent-glow));
}

.ring-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.ring-percent {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.ring-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.results-stats {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 36px;
}

.res-stat {
  flex: 1;
  max-width: 100px;
  padding: 16px 12px;
  background: var(--bg-subtle);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform var(--duration) var(--ease-spring);
}
.res-stat:hover { transform: translateY(-3px); }

.res-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  display: block;
}
.res-lbl {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.correct .res-num { color: var(--success); }
.wrong .res-num { color: var(--danger); }
.skipped .res-num { color: var(--text-tertiary); }

.results-btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Incomplete tests ── */
.incomplete-tests-section {
  padding: clamp(48px, 8vw, 80px) 0;
}

.incomplete-tests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  justify-items: center;
}

.incomplete-test-card {
  width: 100%;
  max-width: 400px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--duration) var(--ease-spring), box-shadow var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
  animation: fadeUp 0.5s var(--ease-out) both;
}
.incomplete-test-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.test-header-info h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.test-progress-info {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-tertiary);
}

.test-progress-bar {
  height: 6px;
  background: var(--bg-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.test-progress-bar .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-radius: var(--radius-full);
  transition: width 0.5s var(--ease-out);
}

.test-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.resume-btn { width: 100%; }
.delete-btn {
  width: 100%;
  padding: 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
}
.delete-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: rgba(248, 113, 113, 0.08);
}

/* ── Footer ── */
.footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
  text-align: center;
}

.footer-brand .nav-logo-text {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 10px;
}
.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 40ch;
  margin: 0 auto 24px;
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}
.footer-dev {
  margin-top: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.footer-dev a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  transition: opacity var(--duration) var(--ease-out);
}
.footer-dev a:hover { opacity: 0.8; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .feature-card,
  .feature-card-large { grid-column: span 6; }
  .feature-card-wide { grid-column: span 12; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-mobile-actions { display: flex; }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    padding: 20px 24px;
    width: 100%;
    max-width: 320px;
  }
  .stat-divider {
    width: 48px;
    height: 1px;
  }

  .features-grid { grid-template-columns: 1fr; }
  .feature-card,
  .feature-card-large,
  .feature-card-wide { grid-column: auto; }

  .count-presets { grid-template-columns: repeat(2, 1fr); }
  .configure-card { padding: 28px 22px; }

  .test-header-inner { gap: 10px; }
  .review-toggle-label { display: none; }

  .results-card { margin: 0 8px; padding: 36px 24px; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; width: 100%; }
  .hero-btns .btn-primary,
  .hero-btns .btn-ghost { width: 100%; }
  .subjects-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .subject-card { padding: 18px; }
  .question-card { padding: 20px 16px; }
}

/* ══════════════════════════════════════
   CLINIQ v2 — Enhanced Animations & Fixes
   ══════════════════════════════════════ */

/* ── Hero button glow pulse ── */
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 4px 20px var(--accent-glow), 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 4px 32px var(--accent-glow), 0 0 0 8px transparent; }
}
.btn-hero {
  animation: glow-pulse 3s ease-in-out infinite;
  font-size: 1rem;
  padding: 16px 32px;
}
.btn-hero:hover { animation: none; }

/* ── Floating tag / eyebrow shimmer ── */
@keyframes border-glow {
  0%, 100% { border-color: var(--border); }
  50% { border-color: var(--accent); box-shadow: 0 0 24px var(--accent-glow); }
}
.hero-eyebrow {
  animation: fadeUp 0.7s var(--ease-out) 0.1s both, border-glow 4s ease-in-out 1s infinite;
}

/* ── Stat counter pop ── */
@keyframes countPop {
  0% { transform: scale(0.7); opacity: 0; }
  70% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}
.stat-num {
  animation: countPop 0.6s var(--ease-spring) both;
}
.hero-stats .stat:nth-child(1) .stat-num { animation-delay: 0.55s; }
.hero-stats .stat:nth-child(3) .stat-num { animation-delay: 0.65s; }
.hero-stats .stat:nth-child(5) .stat-num { animation-delay: 0.75s; }

/* ── Card hover shimmer ── */
@keyframes card-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.subject-card:hover::after,
.topic-card:hover::after,
.feature-card:hover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,0.06) 50%, transparent 65%);
  background-size: 200% 100%;
  animation: card-shimmer 1s ease forwards;
  pointer-events: none;
  border-radius: inherit;
}

/* ── Question card entrance ── */
@keyframes questionSlide {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.question-card {
  animation: questionSlide 0.45s var(--ease-out) both;
}

/* ── Option button correct/wrong pop ── */
@keyframes correctPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.03) translateX(4px); }
  100% { transform: scale(1) translateX(0); }
}
@keyframes wrongShake {
  0%, 100% { transform: translateX(0); }
  20%  { transform: translateX(-6px); }
  40%  { transform: translateX(6px); }
  60%  { transform: translateX(-4px); }
  80%  { transform: translateX(4px); }
}
.option-btn.correct { animation: correctPop 0.4s var(--ease-spring) forwards; }
.option-btn.wrong   { animation: wrongShake 0.45s ease forwards; }

/* ── Results ring glow ── */
@keyframes ringGlow {
  0%, 100% { filter: drop-shadow(0 0 6px var(--accent-glow)); }
  50%       { filter: drop-shadow(0 0 18px var(--accent-glow)); }
}
.ring-fill { animation: ringGlow 2.5s ease-in-out 1.5s infinite; }

/* ── Page view transition ── */
@keyframes viewEnterFresh {
  from { opacity: 0; transform: translateY(20px) scale(0.99); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.view.active {
  animation: viewEnterFresh 0.5s var(--ease-out) both;
}

/* ── Floating subjects preview cards ── */
@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-4px); }
}
.subject-card.available:nth-child(odd)  { animation: floatCard 5s ease-in-out infinite; }
.subject-card.available:nth-child(even) { animation: floatCard 5s ease-in-out 2.5s infinite; }

/* ── Incomplete test card ── */
.incomplete-test-card {
  position: relative;
  overflow: hidden;
}
.incomplete-test-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--warm));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.incomplete-test-card:hover::before { transform: scaleX(1); }

/* ── Logo in light mode — visible wrapper ── */
[data-theme="light"] .nav-logo-img {
  filter: brightness(0) invert(1);
}

/* ── btn-primary in nav (Start now) — always visible ── */
.nav-cta {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent)) !important;
  color: #0d0d0d !important;
  border: none;
  box-shadow: 0 4px 16px var(--accent-glow);
}
[data-theme="light"] .nav-cta {
  background: linear-gradient(135deg, #8a0d17, #a6111c) !important;
  color: #fff !important;
  box-shadow: 0 4px 16px rgba(166,17,28,0.3);
}

/* ── Progress bar animated gradient ── */
@keyframes progressGlow {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
.progress-bar-fill {
  background: linear-gradient(90deg, var(--accent-strong), var(--accent), #5eead4, var(--accent));
  background-size: 200% 100%;
  animation: progressGlow 2s linear infinite;
}

/* ── Score badge pulse when correct ── */
@keyframes scorePop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.18); color: var(--success); }
  100% { transform: scale(1); }
}
.score-pop { animation: scorePop 0.35s var(--ease-spring); }

/* ── Hero logo entrance ── */
@keyframes logoEntrance {
  0%   { opacity: 0; letter-spacing: 0.15em; transform: scale(0.9); }
  100% { opacity: 1; letter-spacing: -0.03em; transform: scale(1); }
}
.hero-logo {
  animation: logoEntrance 0.9s var(--ease-out) 0.05s both;
}

/* ── Feature card number badge ── */
.feature-icon {
  position: relative;
  overflow: hidden;
}
.feature-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.12), transparent 70%);
}

/* ── Explanation box entrance ── */
@keyframes explanationIn {
  from { opacity: 0; transform: translateY(8px); max-height: 0; }
  to   { opacity: 1; transform: translateY(0); max-height: 300px; }
}
.explanation-box[style*="flex"] {
  animation: explanationIn 0.4s var(--ease-out) both;
}

/* ── Mobile: exit button always visible ── */
@media (max-width: 768px) {
  .test-header-inner {
    flex-wrap: nowrap;
    gap: 10px;
  }
  .test-score-badge {
    font-size: 0.82rem;
    padding: 7px 10px;
  }
}

/* ── Hamburger menu dark bg in light mode ── */
[data-theme="light"] .mobile-menu {
  background: rgba(255,255,255,0.97);
  box-shadow: var(--shadow-md);
}

/* ── Footer logo visible in light mode ── */
[data-theme="light"] .footer-brand .nav-logo-text .clin { color: var(--text); }
[data-theme="light"] .footer-brand .nav-logo-text .iq   { color: var(--accent-strong); }

/* ── Year tab active glow ── */
.year-tab.active {
  position: relative;
}
.year-tab.active::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-full);
  background: var(--accent);
  opacity: 0.08;
  pointer-events: none;
}

/* ── Scrollbar styling ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Selection color ── */
::selection {
  background: var(--accent-muted);
  color: var(--text);
}

/* ── Smooth theme transition — scoped, NOT universal (universal breaks pointer events) ── */
body, .navbar, .nav-brand, .nav-link, .hero, .hero-bg,
.subject-card, .topic-card, .feature-card, .configure-card,
.question-card, .option-btn, .explanation-box,
.results-card, .incomplete-test-card, .footer,
.page-header, .section-head, .year-tab,
.modal-overlay, .modal-card, h1, h2, h3, p, span, a, input {
  transition-property: background-color, border-color, color;
  transition-duration: 0.3s;
  transition-timing-function: var(--ease-out);
}
/* Keep transform/animation snappy for interactive elements */
.btn-primary, .btn-ghost, .subject-card, .topic-card,
.feature-card, .year-tab, .option-btn, .back-btn, .exit-btn,
.nav-brand, .hamburger, .count-btn, .incomplete-test-card {
  transition: all var(--duration) var(--ease-spring);
}

/* ── Exit Confirmation Modal ── */
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: overlayIn 0.25s var(--ease-out) both;
}
.modal-overlay[hidden] { display: none; }

.modal-card {
  background: var(--surface-solid);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.35s var(--ease-spring) both;
}

.modal-icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
  line-height: 1;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  color: var(--text);
}

.modal-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 28px;
}

.modal-btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-btns .btn-primary {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #ef4444, #f87171) !important;
  box-shadow: 0 4px 16px rgba(248, 113, 113, 0.35) !important;
}
.modal-btns .btn-primary:hover {
  box-shadow: 0 8px 24px rgba(248, 113, 113, 0.45) !important;
}
.modal-btns .btn-ghost {
  width: 100%;
  padding: 13px;
}