/* ==========================================================================
   TypingSwift — Main Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (defaults — overridden by Customizer)
   -------------------------------------------------------------------------- */
:root {
  --ts-accent:        #7c3aed;
  --ts-accent2:       #06b6d4;
  --ts-accent3:       #f59e0b;
  --ts-bg:            #0f0f17;
  --ts-bg-card:       #1a1a2e;
  --ts-bg-surface:    #16213e;
  --ts-success:       #10b981;
  --ts-error:         #ef4444;
  --ts-text:          #e2e8f0;
  --ts-muted:         #94a3b8;
  --ts-border:        #2d2d4e;
  --ts-nav-bg:        rgba(15,15,23,0.95);
  --ts-font-body:     'Space Grotesk', sans-serif;
  --ts-font-heading:  'Sora', sans-serif;
  --ts-font-mono:     'JetBrains Mono', monospace;
  --ts-font-size:     16px;
  --ts-anim-enabled:  1;
  --ts-anim-speed:    0.3s;
  --ts-radius-sm:     6px;
  --ts-radius-md:     12px;
  --ts-radius-lg:     20px;
  --ts-radius-xl:     28px;
  --ts-shadow-sm:     0 1px 3px rgba(0,0,0,.4);
  --ts-shadow-md:     0 4px 20px rgba(0,0,0,.5);
  --ts-shadow-lg:     0 16px 48px rgba(0,0,0,.6);
  --ts-glow:          0 0 40px rgba(124,58,237,.25);
  --ts-glow2:         0 0 40px rgba(6,182,212,.2);
  --ts-container:     1200px;
  --ts-nav-h:         68px;
}

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

html {
  font-size: var(--ts-font-size);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--ts-bg);
  color: var(--ts-text);
  font-family: var(--ts-font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: var(--ts-accent); text-decoration: none; transition: color var(--ts-anim-speed); }
a:hover { color: var(--ts-accent2); }
a:focus-visible { outline: 2px solid var(--ts-accent); outline-offset: 3px; border-radius: var(--ts-radius-sm); }

img { max-width: 100%; height: auto; display: block; }
svg { flex-shrink: 0; }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ts-font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--ts-text);
}

code, pre, .ts-font-mono {
  font-family: var(--ts-font-mono);
}

button { cursor: pointer; }

.screen-reader-text {
  clip: rect(1px,1px,1px,1px);
  position: absolute;
  height: 1px;
  width: 1px;
  overflow: hidden;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.ts-container {
  max-width: var(--ts-container);
  margin: 0 auto;
  padding: 0 24px;
}

.ts-page-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
.ts-main { flex: 1; }

.ts-section { padding: 96px 0; }
.ts-section--dark { background-color: var(--ts-bg-card); }
.ts-section--surface { background-color: var(--ts-bg-surface); }

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.ts-header {
  position: relative;
  z-index: 1000;
  background: var(--ts-nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--ts-border);
  height: var(--ts-nav-h);
  transition: background var(--ts-anim-speed), box-shadow var(--ts-anim-speed);
}

.ts-header--sticky { position: sticky; top: 0; }

.ts-header--transparent:not(.ts-header--scrolled) {
  background: transparent;
  border-bottom-color: transparent;
}

.ts-header--scrolled {
  background: var(--ts-nav-bg);
  border-bottom-color: var(--ts-border);
  box-shadow: var(--ts-shadow-md);
}

.ts-header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}

/* Logo */
.ts-logo {
  display: flex;
  align-items: center;
  font-family: var(--ts-font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  color: var(--ts-text);
  text-decoration: none;
  gap: 0;
  white-space: nowrap;
  transition: opacity var(--ts-anim-speed);
}
.ts-logo:hover { opacity: .85; color: var(--ts-text); }
.ts-logo-base { color: var(--ts-text); }
.ts-logo-accent {
  color: var(--ts-accent);
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Nav list */
.ts-nav-primary { flex: 1; }
.ts-nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  list-style: none;
}
.ts-nav-list > li > a {
  display: block;
  padding: 8px 14px;
  color: var(--ts-muted);
  font-size: .9rem;
  font-weight: 500;
  border-radius: var(--ts-radius-sm);
  transition: color var(--ts-anim-speed), background var(--ts-anim-speed);
}
.ts-nav-list > li > a:hover,
.ts-nav-list > li.current-menu-item > a {
  color: var(--ts-text);
  background: rgba(255,255,255,.06);
}
.ts-nav-list > li.current-menu-item > a { color: var(--ts-accent); }

/* Has children */
.ts-nav-list > li.menu-item-has-children { position: relative; }
.ts-nav-list > li.menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  margin-left: 6px;
  opacity: .5;
}
.ts-nav-list > li.menu-item-has-children > .sub-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-md);
  box-shadow: var(--ts-shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .2s;
  list-style: none;
}
.ts-nav-list > li.menu-item-has-children:hover > .sub-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.sub-menu li a {
  display: block;
  padding: 9px 14px;
  color: var(--ts-muted);
  font-size: .875rem;
  border-radius: var(--ts-radius-sm);
  transition: all .15s;
}
.sub-menu li a:hover { color: var(--ts-text); background: rgba(255,255,255,.05); }

/* Header actions */
.ts-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* User Dropdown */
.ts-user-dropdown { position: relative; }
.ts-user-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 4px 12px 4px 4px;
  color: var(--ts-text);
  font-size: .875rem;
  font-weight: 500;
  transition: all .2s;
  cursor: pointer;
}
.ts-user-dropdown__trigger:hover { background: rgba(255,255,255,.09); border-color: var(--ts-accent); }
.ts-user-dropdown__trigger .ts-avatar { border-radius: 50%; width: 28px; height: 28px; }
.ts-chevron { transition: transform .2s; }
.ts-user-dropdown__trigger[aria-expanded="true"] .ts-chevron { transform: rotate(180deg); }

.ts-user-dropdown__menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 200px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-md);
  box-shadow: var(--ts-shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(.97);
  transition: all .2s;
  z-index: 100;
}
.ts-user-dropdown.open .ts-user-dropdown__menu,
.ts-user-dropdown__menu.open {
  opacity: 1; visibility: visible; transform: translateY(0) scale(1);
}
.ts-user-dropdown__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  color: var(--ts-muted);
  font-size: .875rem;
  border-radius: var(--ts-radius-sm);
  transition: all .15s;
  text-decoration: none;
}
.ts-user-dropdown__item:hover { color: var(--ts-text); background: rgba(255,255,255,.05); }
.ts-user-dropdown__item--danger:hover { color: var(--ts-error); background: rgba(239,68,68,.08); }
.ts-user-dropdown__divider { height: 1px; background: var(--ts-border); margin: 6px 0; }

/* Hamburger */
.ts-menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  color: var(--ts-text);
}
.ts-hamburger { display: flex; flex-direction: column; gap: 5px; }
.ts-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: all .25s;
}
.ts-menu-toggle.open .ts-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ts-menu-toggle.open .ts-hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.ts-menu-toggle.open .ts-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile drawer */
.ts-mobile-drawer {
  position: fixed;
  inset: 0;
  background: var(--ts-bg-card);
  z-index: 999;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
}
.ts-mobile-drawer.open { transform: translateX(0); }
.ts-mobile-drawer__inner { padding: calc(var(--ts-nav-h) + 24px) 24px 48px; display: flex; flex-direction: column; gap: 24px; height: 100%; overflow-y: auto; }
.ts-mobile-nav-list { display: flex; flex-direction: column; gap: 4px; }
.ts-mobile-nav-list a {
  display: block;
  padding: 14px 16px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ts-muted);
  border-radius: var(--ts-radius-md);
  transition: all .15s;
}
.ts-mobile-nav-list a:hover,
.ts-mobile-nav-list .current-menu-item a { color: var(--ts-text); background: rgba(255,255,255,.06); }
.ts-mobile-drawer__cta { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.ts-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--ts-radius-md);
  font-family: var(--ts-font-body);
  font-size: .9rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.ts-btn:after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background .15s;
}
.ts-btn:hover:after { background: rgba(255,255,255,.07); }
.ts-btn:active { transform: translateY(1px); }

.ts-btn-primary {
  background: linear-gradient(135deg, var(--ts-accent), #9f5fff);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,.3);
}
.ts-btn-primary:hover { color: #fff; box-shadow: 0 6px 28px rgba(124,58,237,.45); transform: translateY(-1px); }

.ts-btn-ghost {
  background: rgba(255,255,255,.06);
  color: var(--ts-text);
  border: 1px solid var(--ts-border);
}
.ts-btn-ghost:hover { color: var(--ts-text); background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.2); }

.ts-btn-glow {
  box-shadow: 0 0 32px rgba(124,58,237,.4), 0 4px 20px rgba(124,58,237,.3);
}
.ts-btn-glow:hover { box-shadow: 0 0 48px rgba(124,58,237,.55), 0 6px 28px rgba(124,58,237,.4); }

.ts-btn-sm { padding: 7px 16px; font-size: .8rem; border-radius: var(--ts-radius-sm); }
.ts-btn-lg { padding: 14px 30px; font-size: 1rem; border-radius: var(--ts-radius-lg); }
.ts-btn-xl { padding: 16px 36px; font-size: 1.05rem; border-radius: var(--ts-radius-lg); }
.ts-btn--full { width: 100%; justify-content: center; }

/* --------------------------------------------------------------------------
   Badges
   -------------------------------------------------------------------------- */
.ts-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: rgba(255,255,255,.07);
  color: var(--ts-muted);
  border: 1px solid var(--ts-border);
}
.ts-badge--beginner    { background: rgba(16,185,129,.12); color: var(--ts-success); border-color: rgba(16,185,129,.25); }
.ts-badge--intermediate{ background: rgba(245,158,11,.12); color: var(--ts-accent3); border-color: rgba(245,158,11,.25); }
.ts-badge--advanced    { background: rgba(239,68,68,.12);  color: var(--ts-error);   border-color: rgba(239,68,68,.25); }
.ts-badge--free        { background: rgba(6,182,212,.12);  color: var(--ts-accent2); border-color: rgba(6,182,212,.25); }

/* --------------------------------------------------------------------------
   Section headers
   -------------------------------------------------------------------------- */
.ts-section-header {
  text-align: center;
  margin-bottom: 56px;
}
.ts-section-eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ts-accent);
  margin-bottom: 12px;
}
.ts-section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 16px;
}
.ts-section-sub {
  color: var(--ts-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}
.ts-section-cta { text-align: center; margin-top: 48px; }

/* --------------------------------------------------------------------------
   Page hero (internal pages)
   -------------------------------------------------------------------------- */
.ts-page-hero {
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}
.ts-page-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(124,58,237,.18) 0%, transparent 70%);
  pointer-events: none;
}
.ts-page-hero--lessons::before { background: radial-gradient(ellipse, rgba(6,182,212,.15) 0%, transparent 70%); }
.ts-page-hero--leaderboard::before { background: radial-gradient(ellipse, rgba(245,158,11,.15) 0%, transparent 70%); }
.ts-page-hero--school::before { background: radial-gradient(ellipse, rgba(16,185,129,.15) 0%, transparent 70%); }

.ts-page-hero__content { text-align: center; max-width: 720px; margin: 0 auto; }
.ts-page-title { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; letter-spacing: -.04em; margin-bottom: 16px; }
.ts-page-subtitle { color: var(--ts-muted); font-size: 1.1rem; line-height: 1.7; margin-bottom: 32px; }

/* --------------------------------------------------------------------------
   HERO SECTION
   -------------------------------------------------------------------------- */
.ts-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background-color: var(--ts-bg);
  padding: 80px 0;
}
.ts-hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.ts-hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  opacity: .5;
}
.ts-hero__glow--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,.35), transparent 60%);
  top: -200px; left: -100px;
  animation: ts-float 8s ease-in-out infinite;
}
.ts-hero__glow--2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(6,182,212,.2), transparent 60%);
  bottom: -100px; right: -100px;
  animation: ts-float 10s ease-in-out infinite reverse;
}
.ts-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.ts-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ts-accent2);
  background: rgba(6,182,212,.08);
  border: 1px solid rgba(6,182,212,.2);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 24px;
}
.ts-pulse-dot {
  width: 8px; height: 8px;
  background: var(--ts-accent2);
  border-radius: 50%;
  animation: ts-pulse-ring 2s cubic-bezier(.4,0,.6,1) infinite;
}
.ts-hero-heading {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.05em;
  margin-bottom: 24px;
}
.ts-text-gradient {
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ts-hero__sub {
  font-size: 1.1rem;
  color: var(--ts-muted);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 520px;
}
.ts-hero__ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.ts-hero__stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.ts-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ts-hero-stat__num {
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--ts-font-heading);
  background: linear-gradient(135deg, var(--ts-text), var(--ts-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ts-hero-stat__label { font-size: .75rem; color: var(--ts-muted); font-weight: 500; letter-spacing: .06em; text-transform: uppercase; }

/* Hero mockup */
.ts-hero__demo { display: flex; justify-content: center; }
.ts-hero-mockup {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  width: 100%;
  max-width: 480px;
  box-shadow: var(--ts-shadow-lg), var(--ts-glow);
  overflow: hidden;
}
.ts-hero-mockup__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--ts-border);
  background: var(--ts-bg-surface);
}
.ts-hero-mockup__bar span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--ts-border);
}
.ts-hero-mockup__bar span:nth-child(1) { background: #ef4444; }
.ts-hero-mockup__bar span:nth-child(2) { background: #f59e0b; }
.ts-hero-mockup__bar span:nth-child(3) { background: #10b981; }
.ts-hero-mockup__content { padding: 24px; }
.ts-hero-mockup__stats {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
}
.ts-hero-mockup__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ts-hero-mockup__val {
  font-family: var(--ts-font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ts-accent);
}
.ts-hero-mockup__stat span:last-child { font-size: .7rem; color: var(--ts-muted); letter-spacing: .1em; text-transform: uppercase; }
.ts-hero-mockup__text {
  font-family: var(--ts-font-mono);
  font-size: .95rem;
  line-height: 1.8;
  color: var(--ts-muted);
  margin-bottom: 20px;
  min-height: 60px;
}
.ts-typed { color: var(--ts-text); }
.ts-cursor-demo {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--ts-accent);
  vertical-align: text-bottom;
  margin: 0 1px;
  animation: ts-caret-blink 1s step-end infinite;
}
.ts-hero-mockup__keyboard {
  display: flex;
  gap: 8px;
}
.ts-mini-key {
  padding: 8px 12px;
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-sm);
  font-family: var(--ts-font-mono);
  font-size: .85rem;
  font-weight: 600;
  color: var(--ts-muted);
  transition: all .15s;
}
.ts-mini-key--active {
  background: var(--ts-accent);
  border-color: var(--ts-accent);
  color: #fff;
  box-shadow: 0 0 12px rgba(124,58,237,.5);
  transform: translateY(2px);
}

/* Scroll indicator */
.ts-hero__scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
}
.ts-scroll-mouse {
  width: 24px; height: 38px;
  border: 2px solid var(--ts-border);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.ts-scroll-dot {
  width: 4px; height: 8px;
  background: var(--ts-muted);
  border-radius: 2px;
  animation: ts-scroll-anim 2s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   Features belt
   -------------------------------------------------------------------------- */
.ts-features-belt {
  padding: 20px 0;
  border-top: 1px solid var(--ts-border);
  border-bottom: 1px solid var(--ts-border);
  background: var(--ts-bg-surface);
  overflow: hidden;
}
.ts-belt-list {
  display: flex;
  gap: 48px;
  animation: ts-belt-scroll 25s linear infinite;
  width: max-content;
}
.ts-belt-item {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  color: var(--ts-muted);
  font-size: .85rem;
  font-weight: 500;
}
.ts-belt-item__icon { font-size: 1rem; }

/* --------------------------------------------------------------------------
   How it works
   -------------------------------------------------------------------------- */
.ts-how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: steps;
}
.ts-how-step {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 36px 28px;
  position: relative;
  transition: border-color .3s, transform .3s;
}
.ts-how-step:hover { border-color: var(--ts-accent); transform: translateY(-4px); }
.ts-how-step__num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--ts-font-mono);
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,.04);
  line-height: 1;
  user-select: none;
}
.ts-how-step__icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(124,58,237,.15), rgba(6,182,212,.1));
  border-radius: var(--ts-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ts-accent);
  margin-bottom: 20px;
}
.ts-how-step__title { font-size: 1.15rem; margin-bottom: 10px; }
.ts-how-step__desc { color: var(--ts-muted); font-size: .9rem; line-height: 1.65; }

/* --------------------------------------------------------------------------
   Lesson cards
   -------------------------------------------------------------------------- */
.ts-lesson-list--home { display: flex; flex-direction: column; gap: 2px; }
.ts-lesson-group { margin-bottom: 40px; }
.ts-lesson-group__title {
  font-size: 1.1rem;
  color: var(--ts-muted);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ts-border);
}
.ts-lesson-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-md);
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.ts-lesson-card:hover { border-color: var(--ts-accent); transform: translateX(4px); box-shadow: var(--ts-shadow-md); }
.ts-lesson-card__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  color: var(--ts-text);
  text-decoration: none;
}
.ts-lesson-card__number {
  font-family: var(--ts-font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ts-accent);
  min-width: 32px;
  opacity: .6;
}
.ts-lesson-card__body { flex: 1; min-width: 0; }
.ts-lesson-card__meta { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 4px; }
.ts-lesson-card__dur { font-size: .75rem; color: var(--ts-muted); display: flex; align-items: center; gap: 4px; }
.ts-lesson-card__title { font-size: .95rem; font-weight: 600; margin: 0 0 4px; }
.ts-lesson-card__excerpt { font-size: .82rem; color: var(--ts-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ts-lesson-card__arrow { color: var(--ts-muted); transition: transform .2s, color .2s; }
.ts-lesson-card:hover .ts-lesson-card__arrow { transform: translateX(4px); color: var(--ts-accent); }

/* --------------------------------------------------------------------------
   Challenge callout
   -------------------------------------------------------------------------- */
.ts-challenge-callout { position: relative; overflow: hidden; }
.ts-challenge-callout__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 64px;
  position: relative;
  overflow: hidden;
}
.ts-challenge-callout__bg-text {
  position: absolute;
  top: 50%;
  right: -20px;
  transform: translateY(-50%);
  font-family: var(--ts-font-heading);
  font-size: 12rem;
  font-weight: 900;
  color: rgba(255,255,255,.02);
  pointer-events: none;
  user-select: none;
  letter-spacing: -.05em;
}
.ts-wpm-ring { position: relative; width: 140px; height: 140px; }
.ts-wpm-ring svg { width: 100%; height: 100%; }
.ts-wpm-ring__label {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.ts-wpm-ring__num { font-size: 2rem; font-weight: 900; font-family: var(--ts-font-mono); color: var(--ts-accent); }
.ts-wpm-ring__unit { font-size: .65rem; color: var(--ts-muted); text-transform: uppercase; letter-spacing: .1em; }

/* --------------------------------------------------------------------------
   Games grid
   -------------------------------------------------------------------------- */
.ts-games-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.ts-game-card {
  position: relative;
  border-radius: var(--ts-radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  transition: transform .3s, box-shadow .3s;
  display: block;
}
.ts-game-card:hover { transform: translateY(-6px); box-shadow: var(--ts-shadow-lg), var(--ts-glow); }
.ts-game-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.ts-game-card:hover .ts-game-card__img { transform: scale(1.05); }
.ts-game-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,15,23,.95) 0%, rgba(15,15,23,.5) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  transition: background .3s;
}
.ts-game-card__title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.ts-game-card__excerpt { font-size: .8rem; color: var(--ts-muted); opacity: 0; transform: translateY(8px); transition: all .3s; }
.ts-game-card:hover .ts-game-card__excerpt { opacity: 1; transform: translateY(0); }
.ts-game-card__play {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--ts-accent);
  margin-top: 8px;
}

/* --------------------------------------------------------------------------
   Testimonials
   -------------------------------------------------------------------------- */
.ts-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.ts-testimonial-card {
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 28px;
  transition: border-color .3s, transform .3s;
}
.ts-testimonial-card:hover { border-color: var(--ts-accent); transform: translateY(-2px); }
.ts-testimonial-card__stars { display: flex; gap: 4px; margin-bottom: 14px; }
.ts-testimonial-card__text { font-size: .9rem; line-height: 1.7; color: var(--ts-text); margin-bottom: 20px; font-style: italic; }
.ts-testimonial-card__author { display: flex; align-items: center; gap: 12px; }
.ts-testimonial-card__avatar {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: #fff;
  flex-shrink: 0;
}
.ts-testimonial-card__name { font-weight: 600; font-size: .9rem; }
.ts-testimonial-card__role { font-size: .78rem; color: var(--ts-muted); }

/* --------------------------------------------------------------------------
   Final CTA
   -------------------------------------------------------------------------- */
.ts-final-cta { text-align: center; }
.ts-final-cta__inner {
  background: linear-gradient(135deg, rgba(124,58,237,.15), rgba(6,182,212,.1));
  border: 1px solid rgba(124,58,237,.25);
  border-radius: var(--ts-radius-xl);
  padding: 80px 40px;
  position: relative;
  overflow: hidden;
}
.ts-final-cta__inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(124,58,237,.2), transparent 70%);
}
.ts-final-cta__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -.04em;
  margin-bottom: 16px;
  position: relative;
}
.ts-final-cta__inner p { color: var(--ts-muted); font-size: 1.05rem; margin-bottom: 32px; position: relative; }
.ts-final-cta__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.ts-footer {
  background: var(--ts-bg-surface);
  border-top: 1px solid var(--ts-border);
}
.ts-footer__top { padding: 64px 0 48px; }
.ts-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.ts-footer__brand .ts-logo { font-size: 1.3rem; margin-bottom: 16px; }
.ts-footer__tagline { color: var(--ts-muted); font-size: .875rem; line-height: 1.65; margin-bottom: 20px; max-width: 240px; }
.ts-footer__social { display: flex; gap: 10px; }
.ts-social-btn {
  width: 36px; height: 36px;
  border-radius: var(--ts-radius-sm);
  background: rgba(255,255,255,.05);
  border: 1px solid var(--ts-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ts-muted);
  transition: all .2s;
}
.ts-social-btn:hover { color: var(--ts-text); background: rgba(255,255,255,.1); border-color: var(--ts-accent); }

.ts-footer__col .ts-widget__title {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ts-muted);
  margin-bottom: 16px;
}
.ts-footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.ts-footer__col ul a { color: var(--ts-muted); font-size: .875rem; transition: color .2s; }
.ts-footer__col ul a:hover { color: var(--ts-text); }

.ts-footer__bottom {
  border-top: 1px solid var(--ts-border);
  padding: 20px 0;
}
.ts-footer__bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.ts-footer__copy { color: var(--ts-muted); font-size: .8rem; }
.ts-footer-nav-list { display: flex; gap: 24px; list-style: none; }
.ts-footer-nav-list a { color: var(--ts-muted); font-size: .8rem; transition: color .2s; }
.ts-footer-nav-list a:hover { color: var(--ts-text); }

/* --------------------------------------------------------------------------
   Back to top
   -------------------------------------------------------------------------- */
.ts-back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px; height: 44px;
  background: var(--ts-accent);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: var(--ts-shadow-md);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  transition: all .3s;
  z-index: 500;
}
.ts-back-to-top.visible { opacity: 1; transform: translateY(0); }
.ts-back-to-top:hover { background: var(--ts-accent2); transform: translateY(-2px); }

/* --------------------------------------------------------------------------
   Lessons page layout
   -------------------------------------------------------------------------- */
.ts-lessons-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 64px;
  align-items: start;
}
.ts-lessons-sidebar { position: sticky; top: calc(var(--ts-nav-h) + 20px); }
.ts-sidebar-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}
.ts-sidebar-card__title {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ts-muted);
  margin-bottom: 14px;
}
.ts-filter-list { display: flex; flex-direction: column; gap: 4px; }
.ts-filter-item a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  color: var(--ts-muted);
  font-size: .875rem;
  border-radius: var(--ts-radius-sm);
  transition: all .15s;
}
.ts-filter-item a:hover { color: var(--ts-text); background: rgba(255,255,255,.05); }
.ts-filter-item--active a { color: var(--ts-accent); background: rgba(124,58,237,.08); font-weight: 600; }
.ts-filter-count {
  font-size: .7rem;
  background: rgba(255,255,255,.07);
  padding: 2px 6px;
  border-radius: 10px;
  color: var(--ts-muted);
}

/* --------------------------------------------------------------------------
   Hand guide
   -------------------------------------------------------------------------- */
.ts-hand-guide__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.ts-keyboard-container { overflow-x: auto; padding-bottom: 8px; }

/* Keyboard */
.ts-keyboard { display: flex; flex-direction: column; gap: 6px; user-select: none; }
.ts-keyboard__row { display: flex; gap: 5px; }
.ts-key {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 8px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-bottom-width: 3px;
  border-radius: var(--ts-radius-sm);
  font-family: var(--ts-font-mono);
  font-size: .75rem;
  font-weight: 600;
  color: var(--ts-muted);
  transition: all .1s;
  cursor: default;
}
.ts-key--special { font-size: .65rem; background: var(--ts-bg-surface); }
.ts-key--home { border-color: rgba(124,58,237,.5); color: var(--ts-accent); }
.ts-key--active {
  background: var(--ts-accent);
  border-color: var(--ts-accent);
  color: #fff;
  border-bottom-width: 2px;
  transform: translateY(1px);
  box-shadow: 0 0 14px rgba(124,58,237,.5);
}
.ts-key--space { min-width: 200px; }
.ts-key--left { min-width: 80px; }
.ts-key--shift { min-width: 90px; }
.ts-key--tab { min-width: 60px; }
.ts-key--caps { min-width: 70px; }
.ts-key--bksp { min-width: 70px; }
.ts-key--enter { min-width: 80px; }

.ts-hand-zone-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.ts-hand-zone {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-md);
  padding: 14px;
}
.ts-hand-zone__swatch { width: 12px; height: 40px; border-radius: 6px; flex-shrink: 0; }
.ts-hand-zone strong { display: block; font-size: .875rem; margin-bottom: 4px; }
.ts-hand-zone code { font-size: .78rem; color: var(--ts-muted); }
.ts-hand-tips h3 { font-size: 1rem; margin-bottom: 12px; }
.ts-hand-tips ul { display: flex; flex-direction: column; gap: 8px; }
.ts-hand-tips li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .875rem;
  color: var(--ts-muted);
  padding-left: 4px;
}
.ts-hand-tips li::before {
  content: '→';
  color: var(--ts-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   Leaderboard
   -------------------------------------------------------------------------- */
.ts-leaderboard-layout { padding-top: 40px; padding-bottom: 80px; }
.ts-lb-filters {
  display: flex;
  gap: 32px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 20px 28px;
}
.ts-lb-filter-group { display: flex; align-items: center; gap: 12px; }
.ts-lb-filter-label { font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ts-muted); white-space: nowrap; }

/* Toolbar buttons */
.ts-toolbar-group { display: flex; gap: 4px; }
.ts-toolbar-btn {
  padding: 7px 16px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-sm);
  color: var(--ts-muted);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  font-family: var(--ts-font-body);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}
.ts-toolbar-btn:hover { color: var(--ts-text); background: rgba(255,255,255,.09); }
.ts-toolbar-btn--active { background: var(--ts-accent); border-color: var(--ts-accent); color: #fff; }
.ts-toolbar-btn--active:hover { color: #fff; }
.ts-toolbar-icon-btn {
  width: 34px; height: 34px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-sm);
  color: var(--ts-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
}
.ts-toolbar-icon-btn:hover { color: var(--ts-text); background: rgba(255,255,255,.1); }
.ts-toolbar-divider { width: 1px; background: var(--ts-border); align-self: stretch; margin: 0 4px; }

/* Podium */
.ts-lb-podium {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 48px;
}
.ts-podium-item { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.ts-podium-item--1 { order: 2; }
.ts-podium-item--2 { order: 1; }
.ts-podium-item--3 { order: 3; }
.ts-podium-avatar { position: relative; margin-bottom: 4px; }
.ts-podium-avatar .ts-lb-avatar { width: 56px; height: 56px; border-radius: 50%; border: 3px solid var(--ts-border); }
.ts-podium-item--1 .ts-podium-avatar .ts-lb-avatar { border-color: var(--ts-accent3); box-shadow: 0 0 20px rgba(245,158,11,.4); }
.ts-podium-medal { position: absolute; bottom: -6px; right: -6px; font-size: 1.1rem; }
.ts-podium-name { font-size: .875rem; font-weight: 600; }
.ts-podium-wpm { font-family: var(--ts-font-mono); font-size: 1.1rem; font-weight: 700; color: var(--ts-accent); }
.ts-podium-wpm span { font-size: .7rem; color: var(--ts-muted); }
.ts-podium-block {
  width: 80px;
  border-radius: var(--ts-radius-sm) var(--ts-radius-sm) 0 0;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
}
.ts-podium-block--1 { height: 80px; background: linear-gradient(to top, rgba(245,158,11,.2), transparent); border-color: rgba(245,158,11,.3); }
.ts-podium-block--2 { height: 56px; }
.ts-podium-block--3 { height: 40px; }

/* Leaderboard table */
.ts-lb-table-wrapper { overflow-x: auto; }
.ts-lb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
}
.ts-lb-th {
  padding: 12px 16px;
  text-align: left;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ts-muted);
  border-bottom: 1px solid var(--ts-border);
  background: var(--ts-bg-card);
}
.ts-lb-th--wpm { color: var(--ts-accent); }
.ts-lb-td { padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,.03); }
.ts-lb-row { transition: background .15s; }
.ts-lb-row:hover { background: rgba(255,255,255,.03); }
.ts-lb-row--mine { background: rgba(124,58,237,.07); }
.ts-lb-row--mine:hover { background: rgba(124,58,237,.1); }
.ts-lb-rank-num { font-family: var(--ts-font-mono); font-weight: 600; color: var(--ts-muted); }
.ts-lb-medal { font-size: 1.1rem; }
.ts-lb-user { display: flex; align-items: center; gap: 10px; }
.ts-lb-avatar { width: 32px; height: 32px; border-radius: 50%; }
.ts-lb-avatar-placeholder {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 700;
  color: #fff;
}
.ts-lb-avatar-placeholder--sm { width: 28px; height: 28px; font-size: .7rem; }
.ts-lb-username { font-weight: 600; }
.ts-lb-you {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: rgba(124,58,237,.12);
  color: var(--ts-accent);
  padding: 2px 7px;
  border-radius: 10px;
}
.ts-lb-wpm { font-family: var(--ts-font-mono); font-size: 1.05rem; font-weight: 700; color: var(--ts-accent); }
.ts-lb-empty { text-align: center; padding: 64px 24px; color: var(--ts-muted); display: flex; flex-direction: column; align-items: center; gap: 16px; }
.ts-lb-login-cta, .ts-lb-my-rank {
  text-align: center;
  padding: 20px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-lg);
  margin-top: 24px;
}
.ts-lb-my-rank { color: var(--ts-accent); font-weight: 600; font-size: .875rem; padding: 8px 20px; }

/* --------------------------------------------------------------------------
   School page
   -------------------------------------------------------------------------- */
.ts-school-dashboard { padding-top: 48px; padding-bottom: 80px; }
.ts-school-teacher-controls { margin-bottom: 48px; }
.ts-school-teacher-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.ts-school-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.ts-school-stat-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-lg);
  padding: 20px;
  text-align: center;
  border-left: 3px solid var(--ts-border);
}
.ts-school-stat-card--blue   { border-left-color: var(--ts-accent2); }
.ts-school-stat-card--green  { border-left-color: var(--ts-success); }
.ts-school-stat-card--purple { border-left-color: var(--ts-accent); }
.ts-school-stat-card--amber  { border-left-color: var(--ts-accent3); }
.ts-school-stat-card__val { display: block; font-size: 1.8rem; font-weight: 800; font-family: var(--ts-font-heading); }
.ts-school-stat-card__label { font-size: .75rem; color: var(--ts-muted); text-transform: uppercase; letter-spacing: .08em; }

/* Class folders grid */
.ts-classes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.ts-class-folder {
  position: relative;
  cursor: pointer;
  transition: transform .3s;
}
.ts-class-folder:hover { transform: translateY(-4px); }
.ts-class-folder__tab {
  height: 12px;
  width: 60%;
  background: var(--folder-color, var(--ts-accent));
  border-radius: var(--ts-radius-sm) var(--ts-radius-sm) 0 0;
  margin-left: 16px;
  opacity: .7;
}
.ts-class-folder__body {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-top: 3px solid var(--folder-color, var(--ts-accent));
  border-radius: 0 var(--ts-radius-md) var(--ts-radius-md) var(--ts-radius-md);
  padding: 20px;
}
.ts-class-folder__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.ts-class-folder__grade { font-size: 1.1rem; font-weight: 700; }
.ts-class-folder__count { font-size: .72rem; color: var(--ts-muted); }
.ts-class-folder__goal { font-size: .8rem; color: var(--ts-muted); line-height: 1.5; margin-bottom: 16px; }
.ts-class-folder__actions { display: flex; gap: 8px; }

/* Class panel */
.ts-class-panel {
  display: none;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 28px;
  margin-top: 32px;
}
.ts-class-panel.open { display: block; }
.ts-class-panel__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.ts-class-panel__close {
  background: none;
  border: none;
  color: var(--ts-muted);
  cursor: pointer;
  padding: 4px;
  transition: color .15s;
}
.ts-class-panel__close:hover { color: var(--ts-text); }
.ts-class-panel__tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--ts-border); margin-bottom: 24px; }
.ts-class-tab {
  padding: 10px 20px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--ts-muted);
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  margin-bottom: -1px;
  font-family: var(--ts-font-body);
}
.ts-class-tab--active, .ts-class-tab:hover { color: var(--ts-text); }
.ts-class-tab--active { border-bottom-color: var(--ts-accent); }

/* School features */
.ts-school-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ts-school-feature-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 28px;
  transition: border-color .3s, transform .3s;
}
.ts-school-feature-card:hover { border-color: var(--ts-accent); transform: translateY(-4px); }
.ts-school-feature-card__icon { font-size: 2rem; margin-bottom: 16px; display: block; }
.ts-school-feature-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.ts-school-feature-card p { color: var(--ts-muted); font-size: .875rem; line-height: 1.65; }

/* Pricing */
.ts-pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.ts-pricing-card {
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 32px;
  position: relative;
  transition: border-color .3s, transform .3s;
}
.ts-pricing-card:hover { border-color: var(--ts-border); transform: translateY(-4px); }
.ts-pricing-card--featured {
  border-color: var(--ts-accent);
  background: linear-gradient(160deg, rgba(124,58,237,.08) 0%, var(--ts-bg-surface) 100%);
  transform: scale(1.03);
  box-shadow: var(--ts-shadow-lg), var(--ts-glow);
}
.ts-pricing-card--featured:hover { transform: scale(1.03) translateY(-4px); }
.ts-pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 20px;
  white-space: nowrap;
}
.ts-pricing-card__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }
.ts-pricing-card__price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 8px; }
.ts-pricing-card__amount { font-size: 2.5rem; font-weight: 900; font-family: var(--ts-font-heading); }
.ts-pricing-card__period { color: var(--ts-muted); font-size: .875rem; }
.ts-pricing-card__desc { color: var(--ts-muted); font-size: .875rem; margin-bottom: 24px; line-height: 1.55; }
.ts-pricing-card__features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.ts-pricing-card__features li { display: flex; align-items: center; gap: 10px; font-size: .875rem; color: var(--ts-muted); }

/* --------------------------------------------------------------------------
   Auth cards
   -------------------------------------------------------------------------- */
.ts-auth-card {
  max-width: 420px;
  margin: 60px auto;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 40px;
}
.ts-auth-card h2 { text-align: center; margin-bottom: 28px; }
.ts-auth-card .login-username,
.ts-auth-card .login-password,
.ts-field-group { margin-bottom: 18px; }
.ts-auth-card label, .ts-field-group label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: 6px; color: var(--ts-text); }
.ts-auth-card input[type="text"],
.ts-auth-card input[type="password"],
.ts-auth-card input[type="email"],
.ts-input {
  width: 100%;
  padding: 12px 14px;
  background: var(--ts-bg-surface);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-md);
  color: var(--ts-text);
  font-family: var(--ts-font-body);
  font-size: .9rem;
  transition: border-color .2s;
  outline: none;
}
.ts-auth-card input:focus, .ts-input:focus { border-color: var(--ts-accent); }
.ts-auth-card .button-primary,
.ts-auth-card .wp-submit { width: 100%; }
.ts-auth-links {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
}
.ts-auth-links a { font-size: .8rem; color: var(--ts-muted); }
.ts-auth-links a:hover { color: var(--ts-accent); }
.ts-fine-print { font-size: .75rem; color: var(--ts-muted); text-align: center; margin-top: 10px; }

/* --------------------------------------------------------------------------
   Post cards
   -------------------------------------------------------------------------- */
.ts-posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding: 48px 0; }
.ts-post-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}
.ts-post-card:hover { transform: translateY(-4px); box-shadow: var(--ts-shadow-lg); }
.ts-post-card__thumb img { width: 100%; height: 200px; object-fit: cover; }
.ts-post-card__body { padding: 20px; }
.ts-post-card__meta { display: flex; gap: 8px; font-size: .75rem; color: var(--ts-muted); margin-bottom: 8px; }
.ts-post-card__title { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; line-height: 1.35; }
.ts-post-card__title a { color: var(--ts-text); }
.ts-post-card__title a:hover { color: var(--ts-accent); }
.ts-post-card__excerpt { font-size: .875rem; color: var(--ts-muted); margin-bottom: 16px; }

/* --------------------------------------------------------------------------
   Article / prose
   -------------------------------------------------------------------------- */
.ts-article { padding: 48px 0; }
.ts-prose {
  color: var(--ts-muted);
  line-height: 1.8;
  font-size: 1rem;
  max-width: 720px;
}
.ts-prose h2, .ts-prose h3, .ts-prose h4 { color: var(--ts-text); margin: 32px 0 12px; }
.ts-prose p { margin-bottom: 18px; }
.ts-prose a { color: var(--ts-accent); }
.ts-prose ul, .ts-prose ol { padding-left: 24px; margin-bottom: 18px; }
.ts-prose ul { list-style: disc; }
.ts-prose ol { list-style: decimal; }
.ts-prose code { background: var(--ts-bg-surface); padding: 2px 7px; border-radius: var(--ts-radius-sm); font-size: .9em; }
.ts-prose blockquote { border-left: 3px solid var(--ts-accent); padding-left: 20px; color: var(--ts-muted); margin: 24px 0; }

/* --------------------------------------------------------------------------
   404 page
   -------------------------------------------------------------------------- */
.ts-404 { padding: 100px 0; text-align: center; }
.ts-404__code {
  font-size: 8rem;
  font-weight: 900;
  font-family: var(--ts-font-heading);
  background: linear-gradient(135deg, var(--ts-accent), var(--ts-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}
.ts-404__title { font-size: 2rem; margin-bottom: 16px; }
.ts-404__message { color: var(--ts-muted); margin-bottom: 32px; }
.ts-404__actions { display: flex; gap: 14px; justify-content: center; margin-bottom: 48px; }
.ts-404__keyboard-art { max-width: 600px; margin: 0 auto; opacity: .3; }

/* --------------------------------------------------------------------------
   No content
   -------------------------------------------------------------------------- */
.ts-no-content { text-align: center; padding: 80px 24px; }
.ts-no-content__icon { color: var(--ts-border); margin-bottom: 20px; }
.ts-no-content__title { font-size: 1.5rem; margin-bottom: 12px; }
.ts-no-content p { color: var(--ts-muted); margin-bottom: 24px; }

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.ts-pagination { display: flex; justify-content: center; margin-top: 48px; }
.ts-pagination__list { display: flex; gap: 6px; }
.ts-pagination__item .page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-sm);
  color: var(--ts-muted);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all .15s;
}
.ts-pagination__item .current,
.ts-pagination__item .page-numbers:hover { background: var(--ts-accent); border-color: var(--ts-accent); color: #fff; }

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.ts-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}
.ts-modal:not([aria-hidden="true"]) { display: flex; }
.ts-modal__backdrop { position: absolute; inset: 0; background: rgba(15,15,23,.85); backdrop-filter: blur(6px); }
.ts-modal__inner {
  position: relative;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 32px;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--ts-shadow-lg);
}
.ts-modal__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.ts-modal__close { background: none; border: none; color: var(--ts-muted); cursor: pointer; padding: 4px; transition: color .15s; }
.ts-modal__close:hover { color: var(--ts-text); }
.ts-modal__actions { display: flex; gap: 10px; margin-top: 24px; }
.ts-form .ts-field-group { margin-bottom: 18px; }

/* --------------------------------------------------------------------------
   Toggle switch
   -------------------------------------------------------------------------- */
.ts-toggle { display: inline-flex; align-items: center; cursor: pointer; }
.ts-toggle input { display: none; }
.ts-toggle__track {
  width: 44px; height: 24px;
  background: var(--ts-border);
  border-radius: 12px;
  position: relative;
  transition: background .2s;
}
.ts-toggle__track::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  background: var(--ts-muted);
  border-radius: 50%;
  transition: transform .2s, background .2s;
}
.ts-toggle input:checked + .ts-toggle__track { background: var(--ts-accent); }
.ts-toggle input:checked + .ts-toggle__track::after { transform: translateX(20px); background: #fff; }

/* --------------------------------------------------------------------------
   Loading
   -------------------------------------------------------------------------- */
.ts-loading-spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--ts-border);
  border-top-color: var(--ts-accent);
  border-radius: 50%;
  animation: ts-spin 0.8s linear infinite;
  margin: 40px auto;
}

/* --------------------------------------------------------------------------
   Games page built-in
   -------------------------------------------------------------------------- */
.ts-builtin-games-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ts-builtin-game-card {
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color .3s, transform .3s, box-shadow .3s;
  border-top: 3px solid var(--game-color, var(--ts-accent));
}
.ts-builtin-game-card:hover {
  border-color: var(--game-color, var(--ts-accent));
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4), 0 0 20px rgba(var(--game-color, 124,58,237),.15);
}
.ts-builtin-game-card__icon { font-size: 2.5rem; }
.ts-builtin-game-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.ts-builtin-game-card__desc { color: var(--ts-muted); font-size: .875rem; line-height: 1.55; }
.ts-builtin-game-card__tags { display: flex; gap: 6px; flex-wrap: wrap; }
.ts-game-tag {
  font-size: .7rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 20px;
  background: rgba(255,255,255,.06);
  color: var(--ts-muted);
  border: 1px solid var(--ts-border);
}

/* Game overlay */
.ts-game-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15,15,23,.95);
  backdrop-filter: blur(16px);
  transform: scale(.95);
  opacity: 0;
  pointer-events: none;
  transition: all .3s;
}
.ts-game-overlay.open { transform: scale(1); opacity: 1; pointer-events: all; }
.ts-game-overlay__inner {
  position: relative;
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  background: var(--ts-bg-card);
  border: 1px solid var(--ts-border);
  border-radius: var(--ts-radius-xl);
  overflow: hidden;
}
.ts-game-overlay__close {
  position: absolute;
  top: 16px; right: 16px;
  background: rgba(255,255,255,.07);
  border: none;
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ts-muted);
  cursor: pointer;
  z-index: 10;
  transition: all .15s;
}
.ts-game-overlay__close:hover { background: rgba(255,255,255,.15); color: var(--ts-text); }
.ts-game-area { height: 70vh; overflow: hidden; }

/* --------------------------------------------------------------------------
   School callout
   -------------------------------------------------------------------------- */
.ts-school-callout { }
.ts-school-callout__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: center;
  background: var(--ts-bg-card);
  border: 1px solid rgba(16,185,129,.2);
  border-radius: var(--ts-radius-xl);
  padding: 48px;
  background: linear-gradient(135deg, rgba(16,185,129,.08), var(--ts-bg-card));
}
.ts-school-callout__icon { color: var(--ts-success); opacity: .8; }
.ts-school-callout__title { font-size: 1.6rem; font-weight: 800; margin-bottom: 10px; }

/* --------------------------------------------------------------------------
   Animations belt
   -------------------------------------------------------------------------- */
@keyframes ts-belt-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.ts-notice {
  padding: 14px 18px;
  background: rgba(124,58,237,.1);
  border: 1px solid rgba(124,58,237,.2);
  border-radius: var(--ts-radius-md);
  font-size: .875rem;
  color: var(--ts-accent);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .ts-games-grid { grid-template-columns: repeat(2, 1fr); }
  .ts-school-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .ts-classes-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .ts-hero__inner { grid-template-columns: 1fr; text-align: center; }
  .ts-hero__ctas { justify-content: center; }
  .ts-hero__stats { justify-content: center; }
  .ts-hero__demo { display: none; }
  .ts-how-steps { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .ts-footer__grid { grid-template-columns: 1fr 1fr; }
  .ts-testimonials-grid { grid-template-columns: 1fr; }
  .ts-pricing-grid { grid-template-columns: 1fr; }
  .ts-pricing-card--featured { transform: none; }
  .ts-lessons-layout { grid-template-columns: 1fr; }
  .ts-lessons-sidebar { position: static; }
  .ts-hand-guide__content { grid-template-columns: 1fr; }
  .ts-builtin-games-grid { grid-template-columns: repeat(2, 1fr); }
  .ts-school-features-grid { grid-template-columns: repeat(2, 1fr); }
  .ts-challenge-callout__inner { grid-template-columns: 1fr; text-align: center; }
  .ts-school-callout__inner { grid-template-columns: 1fr; text-align: center; }
  .ts-classes-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .ts-nav-primary { display: none; }
  .ts-menu-toggle { display: flex; }
  .ts-header__actions .ts-btn { display: none; }
  .ts-header__actions .ts-menu-toggle { display: flex; }
  .ts-header__actions .ts-user-dropdown { display: flex; }
  .ts-posts-grid { grid-template-columns: 1fr; }
  .ts-lb-podium { display: none; }
  .ts-lb-filters { flex-direction: column; }
  .ts-games-grid { grid-template-columns: 1fr 1fr; }
  .ts-section { padding: 64px 0; }
}

@media (max-width: 540px) {
  .ts-games-grid { grid-template-columns: 1fr; }
  .ts-footer__grid { grid-template-columns: 1fr; }
  .ts-classes-grid { grid-template-columns: 1fr 1fr; }
  .ts-school-features-grid { grid-template-columns: 1fr; }
  .ts-builtin-games-grid { grid-template-columns: 1fr; }
  .ts-lb-table .ts-lb-th--raw, .ts-lb-table .ts-lb-td--raw,
  .ts-lb-table .ts-lb-th--acc, .ts-lb-table .ts-lb-td--acc { display: none; }
}