/* ============================================================
   StudyHub Typing Test — style.css
   Version: 1.0 | Last Updated: 2026-03-25
   Author: StudyHub (typingtest.studyhub.net.in)
   ============================================================ */

/* ============================================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================ */
:root {
  /* Brand Colors */
  --primary: #6c63ff;
  --primary-dark: #5248cc;
  --primary-light: #8b83ff;
  --primary-glow: rgba(108, 99, 255, 0.35);
  --gradient-brand: linear-gradient(135deg, #6c63ff 0%, #4f46e5 50%, #7c3aed 100%);
  --gradient-brand-hover: linear-gradient(135deg, #8b83ff 0%, #6c63ff 50%, #9061f9 100%);

  /* Semantic Colors */
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.12);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.12);

  /* Dark Theme (Default) */
  --bg: #0f0f14;
  --bg-secondary: #13131a;
  --card: #1c1c28;
  --card-hover: #22223a;
  --card-border: rgba(255, 255, 255, 0.07);
  --text: #e8e8f0;
  --text-muted: #8b8ba8;
  --text-dim: #5a5a75;
  --border: rgba(255, 255, 255, 0.08);
  --input-bg: #111118;
  --input-border: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(28, 28, 40, 0.75);
  --glass-border: rgba(255, 255, 255, 0.1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-xl: 0 16px 64px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 40px rgba(108, 99, 255, 0.2);

  /* Typography */
  --font-ui: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', 'JetBrains Mono', 'Cascadia Code', 'Consolas', monospace;
  --font-size-xs: clamp(0.7rem, 1.5vw, 0.75rem);
  --font-size-sm: clamp(0.8rem, 2vw, 0.875rem);
  --font-size-base: clamp(0.9rem, 2.5vw, 1rem);
  --font-size-md: clamp(1rem, 2.5vw, 1.125rem);
  --font-size-lg: clamp(1.1rem, 3vw, 1.25rem);
  --font-size-xl: clamp(1.2rem, 4vw, 1.5rem);
  --font-size-2xl: clamp(1.4rem, 5vw, 2rem);
  --font-size-3xl: clamp(1.6rem, 6vw, 2.5rem);
  --font-size-hero: clamp(2rem, 7vw, 3.5rem);

  /* Spacing (4px base unit) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 350ms ease;
  --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 500;
  --z-modal: 700;
  --z-toast: 900;
  --z-tooltip: 1000;
}

/* Light Theme */
[data-theme="light"] {
  --bg: #f4f4f8;
  --bg-secondary: #eeeef4;
  --card: #ffffff;
  --card-hover: #f7f7fc;
  --card-border: rgba(0, 0, 0, 0.07);
  --text: #16161f;
  --text-muted: #5a5a78;
  --text-dim: #9898b0;
  --border: rgba(0, 0, 0, 0.08);
  --input-bg: #f9f9fc;
  --input-border: rgba(0, 0, 0, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(0, 0, 0, 0.09);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 64px rgba(0,0,0,0.15);
  --shadow-glow: 0 0 40px rgba(108, 99, 255, 0.15);
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: 72px;
}

body {
  font-family: var(--font-ui);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-slow), color var(--transition-slow);
  min-height: 100dvh;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
  border: 0;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition-base); }
a:hover { color: var(--primary-light); }
a:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 2px; }

button { cursor: pointer; font-family: var(--font-ui); border: none; background: none; }
button:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: var(--radius-sm); }

input, textarea, select {
  font-family: var(--font-ui);
  font-size: var(--font-size-base);
  color: var(--text);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text);
}

p { color: var(--text-muted); }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--primary-dark); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

::selection { background: rgba(108, 99, 255, 0.35); color: var(--text); }

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  z-index: var(--z-tooltip);
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 0; }

/* ============================================================
   3. LAYOUT UTILITIES
   ============================================================ */
.container {
  width: min(1200px, 94%);
  margin-inline: auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  margin-bottom: var(--space-3);
}

.section-subtitle {
  font-size: var(--font-size-md);
  color: var(--text-muted);
  max-width: 640px;
  margin-inline: auto;
}

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

/* ============================================================
   4. BUTTON SYSTEM
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1;
  transition: all var(--transition-base);
  border: 1.5px solid transparent;
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before { opacity: 1; }
.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(108, 99, 255, 0.35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(108, 99, 255, 0.5);
  color: #fff;
}

.btn--outline {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn--outline:hover {
  background: rgba(108, 99, 255, 0.1);
  transform: translateY(-2px);
  color: var(--primary-light);
}

.btn--ghost {
  background: rgba(255,255,255,0.05);
  border-color: var(--border);
  color: var(--text-muted);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.1);
  color: var(--text);
}

[data-theme="light"] .btn--ghost {
  background: rgba(0,0,0,0.04);
  border-color: var(--border);
}
[data-theme="light"] .btn--ghost:hover { background: rgba(0,0,0,0.08); }

.btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-base); }
.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--font-size-xs); }
.btn--icon { padding: var(--space-2); width: 36px; height: 36px; border-radius: var(--radius-full); }
.btn--block { width: 100%; }
.btn--link { background: none; border: none; color: var(--primary); padding: 0; font-size: var(--font-size-sm); font-weight: 600; }
.btn--link:hover { color: var(--primary-light); text-decoration: underline; }

.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   5. NAVBAR
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--glass-border);
  transition: background var(--transition-slow), border-color var(--transition-slow);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 64px;
  min-height: 64px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-md);
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}
.nav__logo:hover { color: var(--text); }
.nav__logo-icon { font-size: 1.4em; }
.nav__logo-accent { color: var(--primary); }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-inline: auto;
  list-style: none;
}

.nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition-base);
  white-space: nowrap;
}
.nav__link:hover { color: var(--text); background: rgba(108,99,255,0.08); }
/* Both class names: .active (old) and .nav__link--active (JS-generated) */
.nav__link.active,
.nav__link--active { color: var(--primary); background: rgba(108,99,255,0.12); }
[data-theme="light"] .nav__link.active,
[data-theme="light"] .nav__link--active { background: rgba(108,99,255,0.1); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition-base);
  border: 1.5px solid transparent;
  cursor: pointer;
}

.nav__btn--icon {
  width: 36px;
  height: 36px;
  padding: 0;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius-full);
}
.nav__btn--icon:hover { background: rgba(108,99,255,0.15); color: var(--primary); border-color: rgba(108,99,255,0.3); }

.nav__lang-wrapper {
  display: flex;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
  padding: 2px;
  gap: 2px;
}

.nav__btn--lang {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  transition: all var(--transition-fast);
}
.nav__btn--lang.active { background: var(--primary); color: #fff; }
.nav__btn--lang:hover:not(.active) { color: var(--text); }

.nav__btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 2px 8px rgba(108,99,255,0.3);
}
.nav__btn--primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(108,99,255,0.45); }

/* ── Hamburger ────────────────────────────────────────────────────────── */
.nav__hamburger {
  display: none;       /* hidden by default; shown via media query */
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: 8px;
  background: rgba(108,99,255,0.1);
  border: 1.5px solid rgba(108,99,255,0.3);
  cursor: pointer;
  flex-shrink: 0;
  z-index: 10001;  /* always above overlay */
  position: relative;
}
[data-theme="light"] .nav__hamburger { background: rgba(108,99,255,0.06); border-color: rgba(108,99,255,0.2); }
.nav__hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.nav__hamburger.active span:nth-child(1),
.nav__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.active span:nth-child(2),
.nav__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.active span:nth-child(3),
.nav__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile Overlay — Responsive ─────────────────────────────────────── */
/*
  Phone  (<480px):  Full-screen overlay
  Tablet (480-900): Right-side drawer (320px)
  Desktop (>900px): Hidden — desktop nav shows instead
*/

/* Backdrop (only on tablet where drawer is partial-width) */
.nav__mobile-overlay::after {
  content: '';
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: -1;
}

.nav__mobile-overlay {
  position: fixed !important;
  top: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  left: 0 !important;         /* phone: start from left = full width */
  width: 100vw !important;
  height: 100vh !important;
  z-index: 99999 !important;
  background: #0f172a !important;
  display: flex !important;
  flex-direction: column !important;
  padding: 20px 22px 32px !important;
  transform: translateX(110%) !important;
  transition: transform 0.32s cubic-bezier(0.4,0,0.2,1) !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch;
  box-shadow: -6px 0 32px rgba(0,0,0,0.6) !important;
  margin: 0 !important;
}
[data-theme="light"] .nav__mobile-overlay {
  background: #ffffff !important;
  box-shadow: -6px 0 32px rgba(0,0,0,0.12) !important;
}

/* .open → slide in from right */
.nav__mobile-overlay.open {
  transform: translateX(0) !important;
}

/* ── Tablet: right-side drawer ──────────── */
@media (min-width: 480px) and (max-width: 900px) {
  .nav__mobile-overlay {
    left: auto !important;       /* detach from left */
    width: min(340px, 88vw) !important;
    min-width: 280px !important;
    border-radius: 0 !important;
    border-left: 1px solid rgba(108,99,255,0.2) !important;
  }
  /* show backdrop behind drawer */
  .nav__mobile-overlay.open::after {
    display: block !important;
    right: min(340px, 88vw) !important;
  }
  [data-theme="light"] .nav__mobile-overlay {
    border-left-color: rgba(0,0,0,0.08) !important;
  }
}

/* ── Desktop: hide hamburger + overlay ─── */
@media (min-width: 901px) {
  .nav__mobile-overlay { display: none !important; }
  .nav__hamburger      { display: none !important; }
}

/* Scroll-lock body when menu is open */
body.menu-open {
  overflow: hidden !important;
}

.nav__mobile-close {
  align-self: flex-end;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1.5px solid rgba(255,255,255,0.12);
  color: var(--text);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-bottom: 24px;
  flex-shrink: 0;
  transition: background 0.2s;
}
[data-theme="light"] .nav__mobile-close {
  background: rgba(0,0,0,0.05);
  border-color: rgba(0,0,0,0.1);
}
.nav__mobile-close:hover { background: rgba(239,68,68,0.15); border-color: rgba(239,68,68,0.3); color: #ef4444; }

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  margin-bottom: 16px;
}

.nav__mobile-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
[data-theme="light"] .nav__mobile-link { color: #1e293b; }
.nav__mobile-link i { width: 20px; text-align: center; color: #6c63ff; font-size: 15px; }
.nav__mobile-link:hover {
  background: rgba(108,99,255,0.15);
  color: #a78bfa;
}
[data-theme="light"] .nav__mobile-link:hover { background: rgba(108,99,255,0.08); color: #6c63ff; }

.nav__mobile-actions {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 20px;
}
[data-theme="light"] .nav__mobile-actions { border-top-color: rgba(0,0,0,0.08); }

.nav__mobile-lang {
  display: flex;
  gap: 10px;
}

.btn--lang {
  flex: 1;
  padding: 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.6);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.18s;
}
[data-theme="light"] .btn--lang { background: rgba(0,0,0,0.03); border-color: rgba(0,0,0,0.1); color: #64748b; }
.btn--lang.active { background: #6c63ff; color: #fff; border-color: #6c63ff; }
.btn--lang:hover:not(.active) { border-color: rgba(108,99,255,0.4); color: #a78bfa; }

/* ============================================================
   6. HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-20) 0 var(--space-16);
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(108,99,255,0.15) 0%, transparent 70%);
}
[data-theme="light"] .hero {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(108,99,255,0.08) 0%, transparent 70%);
}

.hero__bg-animation {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}
.hero__floating-keys {
  position: absolute;
  inset: 0;
}
.floating-key {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  opacity: 0.08;
  animation: floatKey 6s ease-in-out var(--delay, 0s) infinite;
  user-select: none;
}
@keyframes floatKey {
  0%, 100% { transform: translateY(0px) rotate(-5deg); opacity: 0.06; }
  50% { transform: translateY(-20px) rotate(5deg); opacity: 0.14; }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.3);
  color: var(--primary-light);
  font-size: var(--font-size-sm);
  font-weight: 600;
  animation: fadeInDown 0.6s ease;
}
.hero__badge i { color: var(--warning); font-size: 0.9em; }

.hero__title {
  font-size: var(--font-size-hero);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.hero__title-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.7;
  animation: fadeInUp 0.7s ease 0.2s both;
}
.hero__subtitle strong { color: var(--text); }

.hero__live-stats {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-4) var(--space-8);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(12px);
  animation: fadeInUp 0.7s ease 0.3s both;
}

.hero__stat { text-align: center; }
.hero__stat-value {
  display: block;
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--primary-light);
  font-feature-settings: 'tnum';
  font-variant-numeric: tabular-nums;
}
.hero__stat-label {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.hero__stat-divider { color: var(--border); font-size: 1.5rem; user-select: none; }

.hero__cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeInUp 0.7s ease 0.4s both;
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeInUp 0.7s ease 0.5s both;
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 500;
}
.hero__trust-item i { color: var(--warning); }

/* ============================================================
   7. AD CONTAINERS
   ============================================================ */
.ad-container {
  width: 100%;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) 0;
  background: transparent;
}
.ad-container--header { border-bottom: 1px solid var(--border); }
.ad-container--settings { border-top: 1px solid var(--border); }

/* ============================================================
   8. SETTINGS PANEL
   ============================================================ */
.settings-panel {
  padding: var(--space-8) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.settings-panel__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.settings-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.settings-group__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 90px;
  padding-top: 6px;
}
.settings-group__label i { color: var(--primary); }

.settings-pills {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.settings-pills--wrap { flex-wrap: wrap; }

.pill {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  background: rgba(255,255,255,0.05);
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  transition: all var(--transition-base);
  cursor: pointer;
  user-select: none;
}
.pill:hover { border-color: rgba(108,99,255,0.4); color: var(--primary-light); background: rgba(108,99,255,0.08); }
.pill.active, .pill[aria-pressed="true"] {
  background: var(--gradient-brand);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 2px 12px rgba(108,99,255,0.35);
}

[data-theme="light"] .pill { background: rgba(0,0,0,0.04); }
[data-theme="light"] .pill:hover { background: rgba(108,99,255,0.06); }

.settings-options {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.settings-toggles {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  flex: 1;
}

.toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--border);
  color: var(--text-dim);
  transition: all var(--transition-base);
  cursor: pointer;
}
.toggle-btn:hover { border-color: rgba(108,99,255,0.3); color: var(--text-muted); }
.toggle-btn[aria-pressed="true"] {
  background: rgba(108,99,255,0.15);
  border-color: rgba(108,99,255,0.4);
  color: var(--primary-light);
}

.font-size-control {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-2);
}
.font-size-label { color: var(--text-muted); font-size: 1.1rem; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--border);
  outline: none;
  cursor: pointer;
  width: 120px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(108,99,255,0.2);
  transition: box-shadow var(--transition-base);
}
input[type="range"]::-webkit-slider-thumb:hover { box-shadow: 0 0 0 5px rgba(108,99,255,0.3); }
input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px;
  border: none;
  border-radius: var(--radius-full);
  background: var(--primary);
  cursor: pointer;
}

.font-size-value {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--primary-light);
  min-width: 36px;
  font-variant-numeric: tabular-nums;
}

.custom-timer-input, .custom-text-area {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}
.custom-timer-input input {
  width: 100px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
}
.custom-text-area textarea {
  width: 100%;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
  resize: vertical;
  line-height: 1.6;
  transition: border-color var(--transition-base);
}
.custom-text-area textarea:focus { outline: none; border-color: var(--primary); }

/* ============================================================
   9. TYPING TEST SECTION
   ============================================================ */
.test-section { padding: var(--space-10) 0; }

/* Stats Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-2);
}

.stats-bar__value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  font-feature-settings: 'tnum';
  font-variant-numeric: tabular-nums;
  color: var(--text);
  line-height: 1;
  margin-bottom: var(--space-1);
  transition: color var(--transition-base);
}
.stats-bar__value--timer { color: var(--primary-light); }
.stats-bar__value--error { color: var(--error); }
.stats-bar__value--streak { color: var(--warning); }
.stats-bar__item--accuracy .stats-bar__value { color: var(--success); }
.stats-bar__label {
  font-size: var(--font-size-xs);
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.stats-bar__item--wpm .stats-bar__value { color: var(--primary-light); font-size: var(--font-size-3xl); }

/* Pulse animation for timer when low */
.stats-bar__value--timer.pulse-warning {
  animation: timerPulse 1s ease-in-out infinite;
  color: var(--error);
}
@keyframes timerPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* Progress Bar */
.progress-bar-wrapper {
  position: relative;
  height: 6px;
  background: var(--border);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
  overflow: hidden;
}
.progress-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
  width: 0%;
}
.progress-bar__pct {
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
}

/* Countdown Overlay */
.countdown-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(15,15,20,0.9);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}
[data-theme="light"] .countdown-overlay { background: rgba(244,244,248,0.9); }

.countdown-number {
  font-size: 8rem;
  font-weight: 900;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  animation: countdownPop 1s ease-in-out;
}
@keyframes countdownPop {
  0% { transform: scale(0.5); opacity: 0; }
  40% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}
.countdown-text { font-size: var(--font-size-xl); color: var(--text-muted); font-weight: 600; }

/* Typing Card */
.typing-card {
  position: relative;
  background: var(--card);
  border: 2px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  min-height: 200px;
  cursor: text;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.typing-card:focus { outline: 2px solid var(--primary); outline-offset: 2px; }
.typing-card.focused { border-color: rgba(108,99,255,0.4); box-shadow: var(--shadow-glow); }
.typing-card.error-flash { animation: errorFlash 0.15s ease 2; }
@keyframes errorFlash {
  0%, 100% { border-color: var(--card-border); }
  50% { border-color: var(--error); box-shadow: 0 0 0 3px rgba(239,68,68,0.15); }
}

/* Focus & Blur overlays */
.focus-overlay, .blur-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: rgba(15,15,20,0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  transition: opacity var(--transition-slow);
}
[data-theme="light"] .focus-overlay, [data-theme="light"] .blur-overlay { background: rgba(244,244,248,0.88); }

.focus-overlay__content, .blur-overlay__content {
  text-align: center;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}
.focus-overlay__icon { font-size: 3rem; animation: float 3s ease-in-out infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.focus-overlay__content p { font-size: var(--font-size-md); font-weight: 600; color: var(--text); }
.focus-overlay__hint {
  font-size: var(--font-size-sm);
  color: var(--text-dim);
}

kbd {
  display: inline-block;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}
[data-theme="light"] kbd { background: rgba(0,0,0,0.06); }

/* Text Display */
.text-display {
  font-family: var(--font-mono);
  font-size: 1.125rem; /* default, overridden by JS */
  line-height: 2.2;
  color: var(--text-dim);
  user-select: none;
  position: relative;
  word-break: break-word;
  overflow: hidden;
  max-height: 220px;
  transition: max-height var(--transition-base), font-size var(--transition-base);
}

/* Character states */
.char { transition: color var(--transition-fast), background-color var(--transition-fast); }
.char--correct { color: var(--success); }
.char--incorrect { color: var(--error); background: var(--error-bg); border-radius: 2px; }
.char--extra { color: var(--warning); background: var(--warning-bg); border-radius: 2px; }
.char--current { color: var(--text); position: relative; }

/* Word states */
.word { display: inline; position: relative; }
.word--current {
  border-bottom: 2px solid var(--primary);
  padding-bottom: 1px;
}
.word--correct { }
.word--incorrect { border-bottom: 2px solid var(--error); }

/* Animated cursor */
.typing-cursor {
  position: absolute;
  width: 2px;
  height: 1.3em;
  background: var(--primary);
  border-radius: var(--radius-full);
  top: 0; left: 0;
  transform: translateX(0);
  animation: cursorBlink 1.1s step-end infinite;
  pointer-events: none;
  transition: top var(--transition-fast), left var(--transition-fast);
  box-shadow: 0 0 6px rgba(108,99,255,0.6);
  z-index: 5;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.typing-cursor.typing { animation: none; opacity: 1; }

/* Hidden input */
.hidden-input {
  position: absolute;
  top: -9999px;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  tabIndex: -1;
  resize: none;
}

/* Test Controls */
.test-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.keyboard-hint {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--text-dim);
  margin-top: var(--space-3);
}

/* ============================================================
   10. EXAM MODE CARDS
   ============================================================ */
.exam-modes {
  padding: var(--space-16) 0;
  background: var(--bg);
}

.exam-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

.exam-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform var(--transition-spring), box-shadow var(--transition-base), border-color var(--transition-base);
  overflow: hidden;
}
.exam-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.exam-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(108,99,255,0.25);
}
.exam-card:hover::before { opacity: 1; }

.exam-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.exam-card__badge--popular {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 2px 8px rgba(108,99,255,0.4);
}

.exam-card__icon {
  font-size: 2rem;
  line-height: 1;
}

.exam-card__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.exam-card__desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.exam-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.exam-stat {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-weight: 500;
}
[data-theme="light"] .exam-stat { background: rgba(0,0,0,0.03); }
.exam-stat i { color: var(--primary); font-size: 0.85em; }

.exam-card__difficulty {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}
.exam-card__difficulty--easy { background: var(--success-bg); color: var(--success); }
.exam-card__difficulty--medium { background: var(--info-bg); color: var(--info); }
.exam-card__difficulty--hard { background: var(--warning-bg); color: var(--warning); }
.exam-card__difficulty--expert { background: var(--error-bg); color: var(--error); }

.exam-card__btn { margin-top: auto; }

/* ============================================================
   11. RESULT MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(10,10,15,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  overflow-y: auto;
}
.modal-overlay[hidden] { display: none; }

.result-modal {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 800px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  animation: modalPop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes modalPop {
  from { transform: scale(0.85) translateY(30px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px; height: 32px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.08);
  color: var(--text-muted);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}
.modal-close:hover { background: var(--error-bg); color: var(--error); }

.result-header { text-align: center; margin-bottom: var(--space-6); }
.result-badge-display {
  font-size: 3.5rem;
  margin-bottom: var(--space-3);
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}
@keyframes popIn {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.result-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
}
.result-subtitle { color: var(--text-muted); }

.result-scores {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.result-score { text-align: center; }
.result-score--main { }
.result-score__value {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  color: var(--primary-light);
  font-feature-settings: 'tnum';
  margin-bottom: var(--space-1);
  animation: countUp 0.8s ease 0.3s both;
}
@keyframes countUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.result-score__value--error { color: var(--error); }
.result-score__label { font-size: var(--font-size-sm); font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.07em; }
.result-score__sub { font-size: var(--font-size-xs); color: var(--text-dim); margin-top: 4px; }

/* Circular Progress Ring */
.circular-progress-wrapper { position: relative; width: 120px; height: 120px; }
.circular-progress { position: absolute; top: 0; left: 0; transform: rotate(-90deg); }
.circular-progress__track { fill: none; stroke: var(--border); stroke-width: 8; }
.circular-progress__fill {
  fill: none;
  stroke: url(#progressGradient);
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease;
  stroke: var(--success);
}
.circular-progress__text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.circular-progress__value { font-size: 1.75rem; font-weight: 800; line-height: 1; }
.circular-progress__unit { font-size: 0.75rem; color: var(--text-muted); }
.circular-progress__label { font-size: 10px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; }

/* Character breakdown */
.result-chars { margin-bottom: var(--space-5); }
.result-section-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.result-chars__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.result-char-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.result-char-stat--correct { border-color: rgba(34,197,94,0.25); background: var(--success-bg); }
.result-char-stat--error { border-color: rgba(239,68,68,0.25); background: var(--error-bg); }
.result-char-stat--extra { border-color: rgba(245,158,11,0.25); background: var(--warning-bg); }
.result-char-stat--missed { border-color: var(--border); }
.result-char-stat__value { font-size: var(--font-size-xl); font-weight: 800; }
.result-char-stat--correct .result-char-stat__value { color: var(--success); }
.result-char-stat--error .result-char-stat__value { color: var(--error); }
.result-char-stat--extra .result-char-stat__value { color: var(--warning); }
.result-char-stat__label { font-size: var(--font-size-xs); color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }

.result-percentile {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.25);
  border-radius: var(--radius-full);
  color: var(--primary-light);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
  text-align: center;
}

.result-pb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--success-bg);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: var(--radius-full);
  color: var(--success);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
  text-align: center;
  animation: slideUp 0.4s ease;
}
@keyframes slideUp {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.result-charts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.result-chart-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.result-chart-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.result-heatmap { margin-bottom: var(--space-5); }
.keyboard-heatmap {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  min-height: 120px;
  overflow-x: auto;
}

/* Save & Share */
.result-save-share {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}
.result-save { flex: 1; min-width: 220px; }
.result-save__label { font-size: var(--font-size-sm); font-weight: 600; color: var(--text-muted); display: block; margin-bottom: var(--space-2); }
.result-save__form { display: flex; gap: var(--space-2); }
.result-save__form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-base);
}
.result-save__form input:focus { outline: none; border-color: var(--primary); }

.result-share { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.result-share__label { font-size: var(--font-size-sm); font-weight: 600; color: var(--text-muted); }
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}
.share-btn--twitter { background: #000; color: #fff; }
.share-btn--whatsapp { background: #25D366; color: #fff; }
.share-btn--copy { background: rgba(255,255,255,0.08); color: var(--text-muted); border: 1px solid var(--border); }
.share-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.result-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-5);
}

.result-achievements__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ============================================================
   12. LEADERBOARD
   ============================================================ */
.leaderboard-section {
  padding: var(--space-16) 0;
  background: var(--bg-secondary);
}

.leaderboard-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.leaderboard-tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-base);
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

.leaderboard-filters {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.filter-select {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
  font-family: var(--font-ui);
  cursor: pointer;
  transition: border-color var(--transition-base);
}
.filter-select:focus { outline: none; border-color: var(--primary); }

.leaderboard-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.leaderboard-table, .history-table, .info-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  font-size: var(--font-size-sm);
}
.leaderboard-table th, .history-table th, .info-table th {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  white-space: nowrap;
}
.leaderboard-table td, .history-table td, .info-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}
.leaderboard-table tr:last-child td, .history-table tr:last-child td, .info-table tr:last-child td { border-bottom: none; }
.leaderboard-table tbody tr:hover, .history-table tbody tr:hover { background: rgba(108,99,255,0.05); }

/* Medal ranks */
.rank-1 td:first-child { color: #ffd700; font-weight: 800; }
.rank-2 td:first-child { color: #c0c0c0; font-weight: 800; }
.rank-3 td:first-child { color: #cd7f32; font-weight: 800; }
.rank-medal { font-size: 1.1em; }

.sort-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: inherit;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  white-space: nowrap;
}
.sort-btn i { opacity: 0.5; }

.table-loading, .table-empty {
  text-align: center;
  padding: var(--space-8) !important;
  color: var(--text-dim);
}

.wpm-highlight { font-weight: 800; color: var(--primary-light); }
.accuracy-good { color: var(--success); font-weight: 700; }
.accuracy-medium { color: var(--warning); font-weight: 700; }
.accuracy-poor { color: var(--error); font-weight: 700; }

.leaderboard-pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}
.page-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}
.page-btn:hover, .page-btn.active { background: var(--primary); border-color: transparent; color: #fff; }

.leaderboard-my-best {
  text-align: center;
  padding: var(--space-3) var(--space-5);
  background: rgba(108,99,255,0.08);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-full);
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* ============================================================
   13. PROGRESS DASHBOARD
   ============================================================ */
.progress-dashboard {
  padding: var(--space-16) 0;
}

.progress-name-card {
  text-align: center;
  padding: var(--space-12);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  max-width: 480px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}
.progress-name-card > i { font-size: 4rem; color: var(--text-dim); }
.progress-name-form {
  display: flex;
  gap: var(--space-2);
  width: 100%;
}
.progress-name-form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
}
.progress-name-form input:focus { outline: none; border-color: var(--primary); }

.progress-stats-overview {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}
.progress-stat-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
}
.progress-stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.progress-stat-card > i { font-size: 1.5rem; color: var(--primary); }
.progress-stat-value { font-size: var(--font-size-2xl); font-weight: 800; color: var(--text); }
.progress-stat-label { font-size: var(--font-size-xs); color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; text-align: center; }

.progress-charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}
.chart-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}
.chart-card__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.activity-heatmap-wrapper { margin-bottom: var(--space-8); }
.activity-heatmap {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  overflow-x: auto;
  min-height: 120px;
}

.history-table-wrapper {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.history-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: var(--space-3);
}
.search-input {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
  min-width: 160px;
}
.search-input:focus { outline: none; border-color: var(--primary); }

/* ============================================================
   14. ACHIEVEMENTS
   ============================================================ */
.achievements-section {
  padding: var(--space-16) 0;
  background: var(--bg-secondary);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-4);
}

.achievement-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-3);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all var(--transition-spring);
  cursor: default;
  position: relative;
}
.achievement-badge.unlocked {
  border-color: rgba(108,99,255,0.3);
  box-shadow: 0 0 20px rgba(108,99,255,0.1);
}
.achievement-badge.unlocked:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 0 30px rgba(108,99,255,0.2); }
.achievement-badge.locked { opacity: 0.4; filter: grayscale(1); }
.achievement-badge__icon { font-size: 2.5rem; line-height: 1; }
.achievement-badge__name { font-size: var(--font-size-xs); font-weight: 700; color: var(--text); }
.achievement-badge__desc { font-size: 10px; color: var(--text-dim); line-height: 1.4; }
.achievement-badge__new {
  position: absolute;
  top: -6px; right: -6px;
  background: var(--error);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  animation: popIn 0.3s ease;
}

/* ============================================================
   15. HOW IT WORKS
   ============================================================ */
.how-it-works {
  padding: var(--space-16) 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.step-card {
  position: relative;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.step-card__number {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px; height: 32px;
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(108,99,255,0.4);
}
.step-card__icon { font-size: 2.5rem; color: var(--primary); margin-bottom: var(--space-4); margin-top: var(--space-2); }
.step-card__title { font-size: var(--font-size-lg); font-weight: 700; margin-bottom: var(--space-3); }
.step-card__desc { font-size: var(--font-size-sm); color: var(--text-muted); line-height: 1.7; }

/* ============================================================
   16. WPM INFO SECTION
   ============================================================ */
.wpm-info { padding: var(--space-16) 0; background: var(--bg-secondary); }

.wpm-scale {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}
.wpm-level {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-top: 3px solid var(--level-color, var(--primary));
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: transform var(--transition-spring);
}
.wpm-level:hover { transform: translateY(-3px); }
.wpm-level__range { font-size: var(--font-size-md); font-weight: 800; color: var(--level-color, var(--primary)); }
.wpm-level__badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  background: rgba(255,255,255,0.06);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  color: var(--level-color, var(--primary));
  width: fit-content;
}
[data-theme="light"] .wpm-level__badge { background: rgba(0,0,0,0.05); }
.wpm-level__desc { font-size: var(--font-size-xs); color: var(--text-dim); line-height: 1.5; }

.wpm-tables-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
.wpm-table-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.wpm-table-card__title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--text);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
}
.info-table td { color: var(--text-muted); }
.info-table tr:last-child td { border-bottom: none; }

/* ============================================================
   17. SEO CONTENT SECTION
   ============================================================ */
.seo-content { padding: var(--space-16) 0; }
.seo-content__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}
.seo-article {
  padding: var(--space-8);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.seo-article__title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--text);
}
.seo-article p { font-size: var(--font-size-sm); color: var(--text-muted); line-height: 1.8; }
.seo-article strong { color: var(--text); }
.seo-article a { color: var(--primary); text-decoration: underline; }

/* ============================================================
   18. FAQ
   ============================================================ */
.faq-section { padding: var(--space-16) 0; background: var(--bg-secondary); }

.faq-accordion {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.faq-item:hover { border-color: rgba(108,99,255,0.3); }
.faq-item.open { border-color: rgba(108,99,255,0.4); box-shadow: var(--shadow-sm); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5) var(--space-6);
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--transition-base);
}
.faq-question:hover { color: var(--primary); }
.faq-icon { flex-shrink: 0; color: var(--text-dim); transition: transform var(--transition-base), color var(--transition-base); }
.faq-item.open .faq-icon { transform: rotate(180deg); color: var(--primary); }

.faq-answer {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  animation: fadeInDown 0.25s ease;
}
@keyframes fadeInDown {
  from { transform: translateY(-8px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ============================================================
   19. BLOG PREVIEW
   ============================================================ */
.blog-preview { padding: var(--space-16) 0; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.blog-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-card__tag {
  display: inline-block;
  width: fit-content;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  background: rgba(108,99,255,0.12);
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.blog-card__title { font-size: var(--font-size-base); font-weight: 700; color: var(--text); line-height: 1.4; }
.blog-card__excerpt { font-size: var(--font-size-sm); color: var(--text-muted); line-height: 1.7; flex: 1; }
.blog-card__meta { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.blog-card__meta span { font-size: var(--font-size-xs); color: var(--text-dim); display: flex; align-items: center; gap: 4px; }

/* Blog Modal */
.blog-modal {
  position: relative;
  background: var(--card);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: min(800px, 96%);
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalPop 0.3s ease;
}
.blog-modal__title { font-size: var(--font-size-2xl); font-weight: 800; margin-bottom: var(--space-6); }
.blog-modal__content { font-size: var(--font-size-base); color: var(--text-muted); line-height: 1.8; }
.blog-modal__content h3 { color: var(--text); font-size: var(--font-size-lg); margin: var(--space-5) 0 var(--space-3); }
.blog-modal__content p { margin-bottom: var(--space-4); }
.blog-modal__content ul, .blog-modal__content ol { padding-left: var(--space-6); margin-bottom: var(--space-4); }
.blog-modal__content li { margin-bottom: var(--space-2); }
.blog-modal__content strong { color: var(--text); }

/* ============================================================
   20. DAILY CHALLENGE
   ============================================================ */
.daily-challenge {
  padding: var(--space-12) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.daily-challenge__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  background: var(--card);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-glow);
  flex-wrap: wrap;
}
.daily-challenge__icon { font-size: 3.5rem; flex-shrink: 0; }
.daily-challenge__content { flex: 1; min-width: 240px; }
.daily-challenge__title { font-size: var(--font-size-2xl); font-weight: 800; margin-bottom: var(--space-2); }
.daily-challenge__desc { color: var(--text-muted); font-size: var(--font-size-sm); margin-bottom: var(--space-3); }
.daily-challenge__stats { display: flex; gap: var(--space-5); flex-wrap: wrap; }
.daily-challenge__stats span { font-size: var(--font-size-sm); color: var(--text-dim); display: flex; align-items: center; gap: var(--space-2); }
.daily-challenge__stats strong { color: var(--primary-light); }
.daily-challenge__btn { flex-shrink: 0; }

/* ============================================================
   21. MULTIPLAYER
   ============================================================ */
.multiplayer-section { padding: var(--space-16) 0; }
.multiplayer-panel {
  max-width: 640px;
  margin-inline: auto;
}
.mp-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.mp-btn { min-width: 150px; }
.mp-join-form { display: flex; gap: var(--space-2); flex: 1; }
.room-code-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-base);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-align: center;
  transition: border-color var(--transition-base);
}
.room-code-input:focus { outline: none; border-color: var(--primary); }

.mp-lobby {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}
.mp-lobby__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
}
.mp-room-code { font-size: var(--font-size-md); color: var(--text-muted); display: flex; align-items: center; gap: var(--space-2); }
.mp-room-code strong { font-family: var(--font-mono); font-size: var(--font-size-xl); color: var(--primary-light); letter-spacing: 0.15em; }
.mp-connection-status { display: flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-sm); color: var(--text-dim); }
.mp-status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--warning); animation: statusPulse 1.5s ease-in-out infinite; }
.mp-status-dot.connected { background: var(--success); animation: none; }
@keyframes statusPulse { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }

.mp-players-list { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-5); }
.mp-player {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}
.mp-player__avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--gradient-brand); display: flex; align-items: center; justify-content: center; font-weight: 700; color: #fff; flex-shrink: 0; }
.mp-player__name { font-weight: 600; flex: 1; }
.mp-player__status { font-size: var(--font-size-xs); font-weight: 700; }
.mp-player__status--ready { color: var(--success); }
.mp-player__status--waiting { color: var(--text-dim); }
.mp-player__status--host { color: var(--warning); }

.mp-race-track { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-5); }
.mp-racer { display: flex; align-items: center; gap: var(--space-3); }
.mp-racer__name { width: 80px; font-size: var(--font-size-sm); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mp-racer__bar { flex: 1; height: 12px; background: var(--border); border-radius: var(--radius-full); overflow: hidden; }
.mp-racer__fill { height: 100%; background: var(--gradient-brand); border-radius: var(--radius-full); transition: width 0.5s ease; width: 0%; }
.mp-racer__wpm { width: 50px; font-size: var(--font-size-xs); font-weight: 700; color: var(--primary-light); text-align: right; }

.mp-controls { display: flex; gap: var(--space-3); }

/* ============================================================
   22. FOOTER
   ============================================================ */
.footer { background: var(--bg-secondary); border-top: 1px solid var(--border); }

.footer__main { padding: var(--space-16) 0 var(--space-10); }

.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1.2fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-md);
  font-weight: 800;
  color: var(--text);
  margin-bottom: var(--space-3);
}
.footer__tagline {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.social-link {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition-base);
}
.social-link:hover { background: var(--primary); border-color: transparent; color: #fff; transform: translateY(-2px); }
[data-theme="light"] .social-link { background: rgba(0,0,0,0.04); }

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: var(--space-5);
}

.footer__links { display: flex; flex-direction: column; gap: var(--space-2); }
.footer__link {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
  line-height: 1.5;
}
.footer__link:hover { color: var(--primary-light); }

/* Newsletter */
.footer__newsletter { border-top: 1px solid var(--border); padding-top: var(--space-8); }
.newsletter-card {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  background: var(--card);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.newsletter-card__text { flex: 1; min-width: 200px; }
.newsletter-card__text h3 { font-size: var(--font-size-lg); font-weight: 700; margin-bottom: var(--space-2); }
.newsletter-card__text p { font-size: var(--font-size-sm); color: var(--text-muted); }
.newsletter-form { display: flex; gap: var(--space-3); flex-wrap: wrap; flex: 2; }
.newsletter-form input {
  flex: 1;
  min-width: 140px;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--input-bg);
  border: 1.5px solid var(--input-border);
  color: var(--text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-base);
}
.newsletter-form input:focus { outline: none; border-color: var(--primary); }

.footer__bottom {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--space-5) 0;
}
.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer__copyright { font-size: var(--font-size-sm); color: var(--text-dim); }
.footer__legal-links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}

/* ============================================================
   23. TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 360px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
  pointer-events: auto;
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.toast.out { animation: toastOut 0.25s ease forwards; }
@keyframes toastIn {
  from { transform: translateX(100px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes toastOut {
  from { transform: translateX(0); opacity: 1; max-height: 200px; }
  to { transform: translateX(100px); opacity: 0; max-height: 0; padding: 0; margin: 0; border: 0; }
}
.toast__icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 2px; }
.toast__body { flex: 1; }
.toast__title { font-size: var(--font-size-sm); font-weight: 700; color: var(--text); margin-bottom: 2px; }
.toast__message { font-size: var(--font-size-xs); color: var(--text-muted); }
.toast--success { border-color: rgba(34,197,94,0.3); }
.toast--success .toast__icon { color: var(--success); }
.toast--error { border-color: rgba(239,68,68,0.3); }
.toast--error .toast__icon { color: var(--error); }
.toast--info { border-color: rgba(59,130,246,0.3); }
.toast--info .toast__icon { color: var(--info); }
.toast--warning { border-color: rgba(245,158,11,0.3); }
.toast--warning .toast__icon { color: var(--warning); }

/* ============================================================
   24. LOADING SPINNER
   ============================================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(15,15,20,0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.loading-overlay[hidden] { display: none; }
.loading-spinner { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); }
.spinner-ring {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 3px solid rgba(108,99,255,0.2);
  border-top-color: var(--primary);
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner-text { font-size: var(--font-size-sm); color: var(--text-muted); font-weight: 600; }

/* ============================================================
   25. KEYBOARD HEATMAP (Result Screen)
   ============================================================ */
.keyboard-heatmap-rows { display: flex; flex-direction: column; gap: 4px; }
.keyboard-heatmap-row { display: flex; gap: 4px; }
.heatmap-key {
  min-width: 28px;
  height: 28px;
  border-radius: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
  transition: background var(--transition-base), color var(--transition-base);
  cursor: default;
  position: relative;
}
.heatmap-key.heat-low { background: rgba(34,197,94,0.15); border-color: rgba(34,197,94,0.3); color: var(--success); }
.heatmap-key.heat-medium { background: rgba(245,158,11,0.15); border-color: rgba(245,158,11,0.3); color: var(--warning); }
.heatmap-key.heat-high { background: rgba(239,68,68,0.15); border-color: rgba(239,68,68,0.3); color: var(--error); }
.heatmap-key.heat-max { background: rgba(239,68,68,0.4); border-color: rgba(239,68,68,0.6); color: #fff; }
.heatmap-key--wide { min-width: 48px; }
.heatmap-key--space { min-width: 140px; }
.heatmap-key-label { font-size: 8px; text-align: center; line-height: 1; }

/* ============================================================
   26. ACTIVITY HEATMAP (GitHub style)
   ============================================================ */
.heatmap-grid { display: flex; gap: 3px; }
.heatmap-col { display: flex; flex-direction: column; gap: 3px; }
.heatmap-cell {
  width: 12px; height: 12px;
  border-radius: 2px;
  background: rgba(255,255,255,0.06);
  transition: background var(--transition-fast);
  cursor: default;
}
[data-theme="light"] .heatmap-cell { background: rgba(0,0,0,0.06); }
.heatmap-cell.level-1 { background: rgba(108,99,255,0.2); }
.heatmap-cell.level-2 { background: rgba(108,99,255,0.4); }
.heatmap-cell.level-3 { background: rgba(108,99,255,0.6); }
.heatmap-cell.level-4 { background: rgba(108,99,255,0.9); }

/* ============================================================
   27. ANIMATIONS
   ============================================================ */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}
.animate-shake { animation: shake 0.3s ease; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
.animate-pulse { animation: pulse 0.4s ease; }
@keyframes glow {
  0%,100% { box-shadow: 0 0 8px rgba(108,99,255,0.3); }
  50% { box-shadow: 0 0 20px rgba(108,99,255,0.6); }
}

/* Theme transition for all elements */
*, *::before, *::after {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.15s ease;
}
/* Exclude animations from theme transition */
.typing-cursor, .spinner-ring, .floating-key { transition: none; }

/* ============================================================
   28. RESPONSIVE BREAKPOINTS
   ============================================================ */

/* Desktop Large: 1201px+ — already handled by container max-width */

/* Desktop Small: 901px–1200px */
@media (max-width: 1200px) {
  .footer__grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .progress-stats-overview { grid-template-columns: repeat(3, 1fr); }
}

/* Tablet / Mobile: ≤ 900px — hamburger replaces desktop nav */
@media (max-width: 900px) {
  .nav__links { display: none !important; }
  /* Hide admin, lang, sound — keep theme toggle */
  .nav__btn--primary { display: none !important; }
  .nav__lang-wrapper { display: none !important; }
  #soundToggle { display: none !important; }
  /* Show hamburger, but keep theme toggle */
  .nav__actions { display: flex; gap: 8px; }
  .nav__hamburger { display: flex !important; }
  
  .hero { padding: var(--space-12) 0 var(--space-10); }
  .hero__live-stats { gap: var(--space-4); padding: var(--space-3) var(--space-5); }
  .hero__cta { flex-direction: column; align-items: center; }
  
  .settings-group { flex-direction: column; gap: var(--space-2); }
  .settings-group__label { min-width: auto; padding-top: 0; }
  .settings-options { flex-direction: column; }
  .font-size-control { justify-content: flex-start; }
  
  .stats-bar { grid-template-columns: repeat(3, 1fr); border-radius: var(--radius-lg); }
  
  .exam-cards-grid { grid-template-columns: repeat(2, 1fr); }
  
  .result-charts { grid-template-columns: 1fr; }
  .result-chars__grid { grid-template-columns: repeat(2, 1fr); }
  .result-scores { gap: var(--space-5); }
  .result-score__value { font-size: 3rem; }
  
  .steps-grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .step-card { padding-top: var(--space-10); }
  
  .wpm-tables-grid { grid-template-columns: 1fr; }
  .seo-content__grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  
  .progress-charts-grid { grid-template-columns: 1fr; }
  .progress-stats-overview { grid-template-columns: repeat(2, 1fr); }
  
  .leaderboard-table th, .leaderboard-table td { padding: var(--space-3) var(--space-4); }
  
  .newsletter-card { flex-direction: column; }
  .daily-challenge__inner { flex-direction: column; text-align: center; }
}

/* Mobile Large: 481px–600px */
@media (max-width: 600px) {
  .hero { padding: var(--space-10) 0 var(--space-8); }
  .hero__live-stats { flex-direction: column; padding: var(--space-4); text-align: center; }
  .hero__stat-divider { display: none; }
  .hero__trust { gap: var(--space-3); }
  
  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: var(--space-2); padding: var(--space-3); }
  .stats-bar__value { font-size: var(--font-size-xl); }
  .stats-bar__item--wpm .stats-bar__value { font-size: var(--font-size-2xl); }
  
  .typing-card { padding: var(--space-5) var(--space-4); }
  .text-display { font-size: 1rem !important; line-height: 2; }
  
  .exam-cards-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  
  .result-scores { flex-direction: column; align-items: center; gap: var(--space-5); }
  .result-save-share { flex-direction: column; }
  .result-save__form { flex-direction: column; }
  
  .wpm-scale { grid-template-columns: repeat(2, 1fr); }
  
  .leaderboard-tabs { gap: var(--space-1); }
  .tab-btn { padding: var(--space-2) var(--space-3); font-size: var(--font-size-xs); }
  
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom-inner { flex-direction: column; align-items: flex-start; }
  .footer__legal-links { gap: var(--space-3); }
  
  .mp-actions { flex-direction: column; }
  .mp-join-form { width: 100%; }
  
  .toast-container { right: var(--space-3); left: var(--space-3); max-width: none; bottom: var(--space-3); }
}

/* Mobile: 0–480px */
@media (max-width: 480px) {
  .container { width: 96%; }
  
  .nav__inner { height: 56px; min-height: 56px; }
  
  .section-title { font-size: var(--font-size-2xl); }
  .section-subtitle { font-size: var(--font-size-sm); }
  
  .test-controls { gap: var(--space-2); }
  .test-controls .btn--lg { padding: var(--space-3) var(--space-5); font-size: var(--font-size-sm); }
  
  .stats-bar { grid-template-columns: repeat(2, 1fr); padding: var(--space-2); border-radius: var(--radius-md); }
  
  .result-chars__grid { grid-template-columns: repeat(2, 1fr); }
  .result-modal { padding: var(--space-5); border-radius: var(--radius-lg); }
  
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
  
  .wpm-scale { grid-template-columns: 1fr; max-width: 280px; margin-inline: auto; }
  
  .progress-stats-overview { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { padding: var(--space-2); }
  
  .countdown-number { font-size: 5rem; }
  
  .newsletter-form { flex-direction: column; }
  .newsletter-form input { min-width: 0; }

  .daily-challenge__btn { width: 100%; }
  .mp-btn { width: 100%; }
}

/* Print */
@media print {
  .nav, .settings-panel, .hero, .exam-modes, .blog-preview, .footer,
  .ad-container, .result-actions, .result-save-share, .multiplayer-section,
  .daily-challenge, .faq-section .btn { display: none !important; }
  body { background: white; color: black; }
  .result-modal { box-shadow: none; border: 1px solid #ccc; }
}

/* High contrast / reduced motion */
@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;
  }
  .floating-key, .typing-cursor { animation: none !important; }
}

/* Focus visible for keyboard users */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Zen Mode */
body.zen-mode .nav,
body.zen-mode .settings-panel,
body.zen-mode .hero,
body.zen-mode .exam-modes,
body.zen-mode #leaderboard,
body.zen-mode #progress-dashboard,
body.zen-mode #achievements,
body.zen-mode .blog-preview,
body.zen-mode .footer,
body.zen-mode .ad-container,
body.zen-mode .stats-bar,
body.zen-mode .test-controls,
body.zen-mode .keyboard-hint,
body.zen-mode .how-it-works,
body.zen-mode .wpm-info,
body.zen-mode .faq-section,
body.zen-mode .seo-content,
body.zen-mode .daily-challenge,
body.zen-mode .multiplayer-section { display: none !important; }
body.zen-mode .test-section { padding: 0; min-height: 100dvh; display: flex; align-items: center; }
body.zen-mode .typing-card { border-radius: 0; border: none; min-height: 100dvh; }
body.zen-mode .progress-bar-wrapper { display: none; }

/* ============================================================
   END OF STYLE.CSS — StudyHub Typing Test
   Total: ~3200 lines of production CSS
   ============================================================ */