/* =====================================================
   BRIGHTPATH ENGLISH — Landing Page Styles
   Primary: #135bec · Background: #ffffff
   ===================================================== */

/* ===== CSS VARIABLES ===== */
:root {
  --primary:       #135bec;
  --primary-dark:  #0d47c4;
  --primary-light: #4f86f7;
  --primary-50:    #eef4ff;
  --primary-100:   #dbe8ff;

  --text-900: #0f172a;
  --text-700: #1e293b;
  --text-500: #475569;
  --text-400: #64748b;
  --text-300: #94a3b8;

  --border:      #e2e8f0;
  --border-soft: #f1f5f9;

  --bg-white: #ffffff;
  --bg-soft:  #f8faff;
  --bg-gray:  #f1f5f9;

  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.10), 0 3px 12px rgba(0,0,0,0.06);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.08);
  --shadow-blue: 0 8px 40px rgba(19,91,236,0.22), 0 2px 8px rgba(19,91,236,0.12);

  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition:      0.2s ease;
  --transition-slow: 0.35s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--text-700);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
ul { list-style: none; }

/* ===== LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  color: var(--text-900);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
h4 { font-size: 1rem; font-weight: 700; }

p { line-height: 1.7; color: var(--text-500); }

.text-gradient {
  background: linear-gradient(135deg, #135bec 0%, #4f86f7 50%, #7c3aed 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-50);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-sub {
  margin-top: 16px;
  font-size: 1.05rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-lg { padding: 14px 28px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 8px 18px; font-size: 0.83rem; }

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(19,91,236,0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(19,91,236,0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary-50);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-500);
  padding: 8px 16px;
  border-radius: var(--radius-md);
}
.btn-ghost:hover { background: var(--bg-gray); color: var(--text-900); }

.btn-white {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }

.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.8); }

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.badge-primary {
  background: var(--primary-50);
  color: var(--primary);
  border: 1px solid var(--primary-100);
}

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: #ef4444;
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulseDot 1.8s ease-in-out infinite;
}

.live-dot-white {
  background: rgba(255,255,255,0.9);
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

/* ===== REVEAL ANIMATION ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== SITE HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  border-color: var(--border);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(19,91,236,0.3);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text-900);
  letter-spacing: -0.02em;
}

.logo-dark .logo-text { color: var(--text-900); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  margin-left: 8px;
}

.main-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-500);
  padding: 7px 14px;
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.main-nav a:hover {
  color: var(--primary);
  background: var(--primary-50);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-700);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 140px 0 96px;
  overflow: hidden;
  background: var(--bg-white);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-orb-1 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(19,91,236,0.07) 0%, transparent 70%);
  top: -200px;
  right: -150px;
}

.hero-orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.05) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-copy { max-width: 540px; }

.hero-copy h1 { margin-bottom: 20px; }

.hero-sub {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text-500);
  margin-bottom: 36px;
}

.hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.trust-avatars {
  display: flex;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2.5px solid #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
  margin-left: -10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

.trust-avatars .avatar:first-child { margin-left: 0; }

.trust-text { font-size: 0.88rem; font-weight: 600; color: var(--text-700); }
.trust-text strong { color: var(--primary); }

.trust-sep { color: var(--text-300); }

.trust-stars { font-size: 0.88rem; color: var(--text-500); }
.trust-stars strong { color: var(--text-900); font-weight: 700; }

/* ===== BROWSER FRAME / CLASSROOM MOCKUP ===== */
.hero-visual { position: relative; }

.browser-frame {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-blue);
  overflow: hidden;
  border: 1px solid rgba(19,91,236,0.12);
  transform: perspective(1200px) rotateY(-4deg) rotateX(2deg);
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}

.browser-frame:hover {
  transform: perspective(1200px) rotateY(0deg) rotateX(0deg);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: #f8faff;
  border-bottom: 1px solid var(--border-soft);
}

.browser-dots { display: flex; gap: 5px; }
.bdot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.bdot-red    { background: #ff5f56; }
.bdot-yellow { background: #ffbd2e; }
.bdot-green  { background: #27c940; }

.browser-url {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 5px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  font-size: 0.72rem;
  color: var(--text-400);
  max-width: 260px;
  margin: 0 auto;
}

/* ===== CLASSROOM UI ===== */
.classroom-ui {
  display: flex;
  flex-direction: column;
}

.cu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--text-900);
  color: #fff;
  gap: 12px;
}

.cu-left { display: flex; align-items: center; gap: 8px; }

.cu-live {
  background: #ef4444;
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.cu-lesson-name {
  font-size: 10.5px;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 240px;
}

.cu-timer {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  font-family: monospace;
}

.cu-body {
  display: flex;
  min-height: 195px;
  background: #fff;
}

.cu-whiteboard {
  flex: 1;
  border-right: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
}

.wb-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 5px 8px;
  border-bottom: 1px solid var(--border-soft);
  background: #f8faff;
}

.wb-tool {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #64748b;
  transition: all var(--transition);
  cursor: pointer;
}
.wb-tool:hover { background: #e2e8f0; color: var(--text-900); }
.wb-active { background: var(--primary); color: #fff !important; }
.wb-sep { width: 1px; height: 16px; background: var(--border); margin: 0 2px; }

.wb-canvas { flex: 1; display: block; }

.cu-sidebar {
  width: 130px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  background: #f8faff;
}

.video-tile {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 9px;
  border-bottom: 1px solid var(--border-soft);
}

.vt-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.vt-info { flex: 1; min-width: 0; }

.vt-name {
  display: block;
  font-size: 9.5px;
  font-weight: 700;
  color: var(--text-900);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.vt-role { display: block; font-size: 8px; color: var(--text-400); }

.teacher-role { color: #7c3aed; }
.student-role { color: #10b981; }

.mic-icon { flex-shrink: 0; }
.mic-on { color: #10b981; }
.mic-off { color: #ef4444; }

.cu-quiz-mini {
  flex: 1;
  padding: 7px 9px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cqm-head {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 8.5px;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cqm-q {
  font-size: 8.5px;
  font-weight: 600;
  color: var(--text-700);
  line-height: 1.4;
}

.cqm-opts { display: flex; flex-direction: column; gap: 3px; }

.cqm-opt {
  font-size: 8px;
  font-weight: 500;
  padding: 4px 7px;
  border-radius: 5px;
  background: #f1f5f9;
  color: var(--text-700);
  text-align: left;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.cqm-correct {
  background: #ecfdf5;
  color: #10b981;
  border-color: #a7f3d0;
}

.cqm-result {
  font-size: 8px;
  font-weight: 700;
  color: #10b981;
  background: #ecfdf5;
  padding: 3px 6px;
  border-radius: 4px;
}

.cu-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background: #1e293b;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.ct-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 5px 10px;
  border-radius: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 8.5px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}
.ct-btn:hover { background: rgba(255,255,255,0.1); color: #fff; }
.ct-active { background: rgba(19,91,236,0.4); color: #fff; }
.ct-end { color: #ef4444; }
.ct-end:hover { background: rgba(239,68,68,0.2); color: #f87171; }

/* ===== FLOATING BADGES ===== */
.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  font-weight: 600;
  animation: float 3s ease-in-out infinite;
  z-index: 10;
}

.float-badge div { display: flex; flex-direction: column; }
.float-badge strong { color: var(--text-900); font-size: 0.82rem; }
.float-badge span { color: var(--text-400); font-size: 0.75rem; }
.float-badge .fb-emoji { font-size: 1.3rem; }

.fb-1 { bottom: 30px; left: -30px; animation-delay: 0s; }
.fb-2 { top: 20px; right: -20px; animation-delay: 1s; }
.fb-3 { bottom: 100px; right: -20px; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

/* ===== TRUSTED BY ===== */
.trusted-by {
  padding: 28px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-soft);
}

.trusted-label {
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-300);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.trusted-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.tl-item {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: #c8d2de;
  padding: 6px 20px;
  transition: color var(--transition);
}

.tl-item:hover { color: var(--text-300); }

/* ===== FEATURES ===== */
.features-section { background: var(--bg-white); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all var(--transition-slow);
}

.feature-card:hover {
  border-color: rgba(19,91,236,0.2);
  box-shadow: 0 8px 28px rgba(19,91,236,0.08);
  transform: translateY(-3px);
}

.fc-icon {
  width: 48px;
  height: 48px;
  background: var(--ib, #eef4ff);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-card h3 { margin-bottom: 10px; font-size: 1.05rem; }
.feature-card p { font-size: 0.9rem; line-height: 1.65; }

/* ===== PLATFORM SHOWCASE ===== */
.platform-section { background: var(--bg-soft); }

.showcase-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-gray);
  border-radius: var(--radius-full);
  padding: 5px;
  width: fit-content;
  margin: 0 auto 36px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-400);
  padding: 9px 20px;
  border-radius: var(--radius-full);
  transition: all var(--transition);
}

.tab-btn:hover { color: var(--text-900); }

.tab-active {
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.showcase-window {
  background: #fff;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.tab-panel { display: none; }
.panel-active { display: block; }

.sw-chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: #f8faff;
  border-bottom: 1px solid var(--border-soft);
}

.sw-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}

.sw-dot:nth-child(1) { background: #ff5f56; }
.sw-dot:nth-child(2) { background: #ffbd2e; }
.sw-dot:nth-child(3) { background: #27c940; }

.sw-url {
  flex: 1;
  font-size: 0.72rem;
  color: var(--text-400);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 3px 12px;
  max-width: 320px;
}

.sw-content { padding: 24px; }

/* LESSON VIEW */
.lesson-view {}

.lv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--text-900);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  gap: 16px;
}

.lv-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.lv-live {
  font-size: 0.72rem;
  font-weight: 800;
  background: #ef4444;
  color: #fff;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.06em;
}

.lv-info strong { color: #fff; font-size: 0.9rem; }

.lv-time { font-size: 0.8rem; color: rgba(255,255,255,0.5); }

.lv-actions { display: flex; gap: 8px; flex-shrink: 0; }
.lv-btn { background: rgba(255,255,255,0.1); color: #fff; font-size: 0.78rem; font-weight: 600; padding: 6px 14px; border-radius: var(--radius-md); transition: all var(--transition); }
.lv-btn:hover { background: rgba(255,255,255,0.2); }
.lv-btn-danger { background: rgba(239,68,68,0.25); color: #f87171; }
.lv-btn-danger:hover { background: rgba(239,68,68,0.4); }

.lv-body { display: grid; grid-template-columns: 1fr auto; gap: 24px; }

.lv-slide {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.lv-slide h4 { color: var(--primary); font-size: 1rem; margin-bottom: 16px; }

.lv-steps { display: flex; flex-direction: column; gap: 12px; }
.lv-step { display: flex; gap: 14px; align-items: flex-start; }
.lv-num {
  width: 28px;
  height: 28px;
  background: var(--primary-50);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.88rem;
  flex-shrink: 0;
}

.lv-step div strong { font-size: 0.92rem; color: var(--text-900); display: block; margin-bottom: 2px; }
.lv-step div p { font-size: 0.82rem; color: var(--text-400); margin: 0; }

.lv-participants { display: flex; flex-direction: column; gap: 10px; }
.lv-participant {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px;
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  min-width: 90px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-500);
}

.lv-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
}

.lv-teacher-tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: #7c3aed;
  background: #f5f3ff;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* WHITEBOARD VIEW */
.wb-view {}
.wbv-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.wbvt-btn {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  color: var(--text-500);
  background: transparent;
  transition: all var(--transition);
}
.wbvt-btn:hover { background: var(--bg-gray); color: var(--text-900); }
.wbvt-active { background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); border: 1px solid var(--border); }

.wbvt-colors { display: flex; gap: 6px; align-items: center; }
.wbvt-color {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition);
}
.wbvt-color:hover { transform: scale(1.2); }

.wbv-canvas {
  background: #fafbff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 320px;
}

/* QUIZ VIEW */
.quiz-view {}
.qv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-soft);
}
.qv-header div { display: flex; align-items: center; gap: 10px; }
.qv-live { font-size: 0.75rem; font-weight: 800; background: #fef2f2; color: #ef4444; padding: 3px 10px; border-radius: var(--radius-full); }
.qv-header strong { font-size: 1rem; }
.qv-score { font-size: 0.9rem; color: var(--text-400); }
.qv-score strong { color: var(--primary); font-size: 1.1rem; }

.qv-body { display: grid; grid-template-columns: 1fr auto; gap: 32px; }

.qv-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 0.8rem; color: var(--text-400); }
.qv-prog { flex: 1; height: 5px; background: var(--bg-gray); border-radius: var(--radius-full); }
.qv-prog-fill { height: 100%; background: var(--primary); border-radius: var(--radius-full); }

.qv-question h4 { font-size: 1.05rem; color: var(--text-900); line-height: 1.5; margin-bottom: 20px; }

.qv-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
.qv-opt {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: var(--bg-soft);
  border: 2px solid var(--border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-700);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition);
}
.qv-opt:hover { border-color: var(--primary-light); }
.qv-correct { background: #ecfdf5; border-color: #10b981; color: #10b981; }

.qv-feedback {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 0.85rem;
  font-weight: 500;
}

.qv-leaderboard {
  min-width: 180px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
}
.qv-leaderboard h5 { font-size: 0.85rem; margin-bottom: 12px; color: var(--text-700); }
.ql-row { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-bottom: 1px solid var(--border-soft); font-size: 0.85rem; color: var(--text-700); }
.ql-row:last-child { border-bottom: none; }
.ql-row strong { margin-left: auto; color: var(--primary); font-size: 0.88rem; }
.ql-rank { font-size: 1rem; }
.ql-first { background: linear-gradient(135deg, rgba(255,215,0,0.08), rgba(255,165,0,0.08)); border-radius: var(--radius-md); padding: 8px; margin: 0 -4px; }
.ql-av {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 800; color: #fff; flex-shrink: 0;
}

/* PROGRESS VIEW */
.progress-view {}
.pv-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.pv-header h4 { font-size: 1.1rem; }
.pv-header span { font-size: 0.85rem; color: var(--text-400); }

.pv-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.pv-stat { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; text-align: center; }
.pvs-val { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; margin-bottom: 4px; }
.pv-stat div:last-child { font-size: 0.75rem; color: var(--text-400); font-weight: 600; }

.pv-cefr { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px; margin-bottom: 20px; }
.pvc-title { font-size: 0.82rem; font-weight: 700; color: var(--text-700); margin-bottom: 10px; }
.pvc-levels { display: flex; gap: 6px; margin-bottom: 10px; }
.pvc-level {
  flex: 1; text-align: center; padding: 5px; font-size: 0.8rem; font-weight: 700;
  background: #fff; border: 2px solid var(--border); border-radius: var(--radius-md);
  color: var(--text-400);
}
.pvc-done { background: var(--primary-50); border-color: var(--primary-100); color: var(--primary); }
.pvc-current { background: var(--primary); border-color: var(--primary); color: #fff; }

.pvc-bar-wrap { display: flex; align-items: center; gap: 10px; font-size: 0.78rem; color: var(--text-400); }
.pvc-bar-wrap > div { flex: 1; height: 6px; background: var(--bg-gray); border-radius: var(--radius-full); overflow: hidden; }
.pvc-bar { height: 100%; background: var(--primary); border-radius: var(--radius-full); }

.pv-skills { display: flex; flex-direction: column; gap: 8px; }
.pvsk { display: flex; align-items: center; gap: 12px; }
.pvsk > span:first-child { font-size: 0.8rem; font-weight: 600; color: var(--text-500); width: 75px; flex-shrink: 0; }
.pvsk > span:last-child { font-size: 0.8rem; font-weight: 700; color: var(--text-700); width: 36px; text-align: right; }
.pvsk-bar { flex: 1; height: 7px; background: var(--bg-gray); border-radius: var(--radius-full); overflow: hidden; }
.pvsk-bar div { height: 100%; border-radius: var(--radius-full); }

/* ===== HOW IT WORKS ===== */
.how-section { background: var(--bg-white); }

.steps-grid {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.step-card {
  flex: 1;
  text-align: center;
  padding: 36px 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  position: relative;
  transition: all var(--transition-slow);
}

.step-card:hover {
  border-color: rgba(19,91,236,0.2);
  box-shadow: 0 8px 32px rgba(19,91,236,0.08);
  transform: translateY(-4px);
}

.step-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary-100);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}

.step-icon-wrap {
  width: 64px;
  height: 64px;
  background: var(--primary-50);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}

.step-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.step-card p { font-size: 0.9rem; line-height: 1.65; }

.step-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  margin-top: 80px;
  color: var(--primary);
  opacity: 0.4;
  flex-shrink: 0;
}

/* ===== PROGRAMS ===== */
.programs-section { background: var(--bg-soft); }

.programs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.program-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
  position: relative;
}

.program-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(19,91,236,0.15);
}

.pc-top {
  height: 8px;
  flex-shrink: 0;
}

.pc-body { padding: 22px; }
.pc-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-full);
}

.pc-popular { border: 2px solid var(--primary); }

.program-card h3 { font-size: 1rem; margin-bottom: 8px; }
.program-card p { font-size: 0.85rem; line-height: 1.6; color: var(--text-400); margin-bottom: 16px; }

.pc-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.pc-list li {
  font-size: 0.82rem;
  color: var(--text-500);
  display: flex;
  align-items: center;
  gap: 6px;
}
.pc-list li::before {
  content: '✓';
  color: #10b981;
  font-weight: 800;
  font-size: 0.78rem;
  flex-shrink: 0;
}

.pc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
}

.pc-level {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-400);
  background: var(--bg-soft);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

/* ===== TEACHERS ===== */
.teachers-section { background: var(--bg-white); }

.teachers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.teacher-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all var(--transition-slow);
}

.teacher-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(19,91,236,0.15);
}

.tc-featured {
  border-color: rgba(19,91,236,0.25);
  box-shadow: 0 4px 24px rgba(19,91,236,0.08);
}

.tc-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.tc-avatar {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  box-shadow: var(--shadow-md);
}

.tc-stars { color: #f59e0b; font-size: 0.9rem; letter-spacing: 1px; }

.teacher-card h3 { font-size: 1.05rem; margin-bottom: 4px; }
.tc-title { font-size: 0.82rem; color: var(--text-400); display: block; margin-bottom: 12px; }

.tc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.tc-tag {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  background: var(--primary-50);
  color: var(--primary);
  border-radius: var(--radius-full);
  border: 1px solid var(--primary-100);
}

.tc-quote { font-size: 0.87rem; color: var(--text-500); font-style: italic; line-height: 1.6; margin-bottom: 16px; }

.tc-meta {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-top: 14px;
  border-top: 1px solid var(--border-soft);
}
.tc-meta span { font-size: 0.8rem; color: var(--text-400); }

.teachers-cta {
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.teachers-cta p { font-size: 0.9rem; color: var(--text-400); }

/* ===== STATS ===== */
.stats-section {
  background: var(--primary);
  padding: 72px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 24px;
}

.stat-val {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.stat-val span:last-child { font-size: 1.6rem; opacity: 0.85; }

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
}

/* ===== TESTIMONIALS ===== */
.testimonials-section { background: var(--bg-soft); }

.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testi-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: all var(--transition-slow);
}

.testi-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.testi-featured {
  border-color: rgba(19,91,236,0.25);
  box-shadow: 0 4px 24px rgba(19,91,236,0.1);
}

.testi-stars { color: #f59e0b; font-size: 1rem; letter-spacing: 1px; margin-bottom: 14px; }

.testi-card p { font-size: 0.92rem; line-height: 1.75; color: var(--text-500); margin-bottom: 22px; font-style: italic; }

.testi-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
}

.testi-av {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.testi-info { flex: 1; }
.testi-info strong { display: block; font-size: 0.9rem; color: var(--text-900); }
.testi-info span { font-size: 0.8rem; color: var(--text-400); }

.testi-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: var(--primary-50);
  border: 1px solid var(--primary-100);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  text-align: center;
}
.testi-badge span:first-child { font-size: 1rem; }
.testi-badge strong { font-size: 0.75rem; color: var(--primary); font-weight: 800; }

/* ===== MOBILE APP ===== */
.mobile-section {
  background: var(--bg-white);
  overflow: hidden;
}

.mobile-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.mobile-copy h2 { margin-bottom: 16px; }
.mobile-copy p { margin-bottom: 28px; }

.mobile-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.mobile-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-700);
}

.mf-check {
  width: 22px;
  height: 22px;
  background: var(--primary-50);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  flex-shrink: 0;
}

.app-btns { display: flex; gap: 12px; flex-wrap: wrap; }

.app-store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--text-900);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
}
.app-store-btn:hover {
  background: var(--text-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.app-store-btn div { display: flex; flex-direction: column; }
.app-store-btn small { font-size: 0.7rem; opacity: 0.7; }
.app-store-btn strong { font-size: 0.95rem; font-family: var(--font-display); }

/* PHONE MOCKUP */
.mobile-visual { display: flex; justify-content: center; }

.phone-wrap { position: relative; }

.phone-frame {
  width: 240px;
  background: #1e293b;
  border-radius: 44px;
  padding: 10px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25), 0 10px 30px rgba(0,0,0,0.15);
  position: relative;
  animation: float 4s ease-in-out infinite;
}

.phone-notch {
  width: 80px;
  height: 22px;
  background: #0f172a;
  border-radius: 0 0 16px 16px;
  margin: 0 auto 6px;
}

.phone-screen {
  background: #fff;
  border-radius: 30px;
  overflow: hidden;
  min-height: 400px;
}

.phone-home {
  width: 80px;
  height: 4px;
  background: rgba(255,255,255,0.3);
  border-radius: var(--radius-full);
  margin: 8px auto 0;
}

/* App UI inside phone */
.app-ui { display: flex; flex-direction: column; height: 100%; background: #f8faff; }

.app-ui-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px 16px 12px;
  background: #fff;
  border-bottom: 1px solid var(--border-soft);
}

.app-hello { font-size: 0.7rem; color: var(--text-400); margin-bottom: 2px; }
.app-ui-header h4 { font-size: 1rem; color: var(--text-900); }

.app-streak-badge {
  background: #fff7ed;
  color: #f97316;
  font-size: 0.85rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid #fed7aa;
}

.app-next-class {
  margin: 12px;
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 14px;
  color: #fff;
}

.anc-dot { font-size: 0.68rem; font-weight: 700; opacity: 0.85; margin-bottom: 4px; }
.app-next-class h5 { font-size: 0.88rem; font-weight: 700; margin-bottom: 2px; }
.app-next-class p { font-size: 0.72rem; opacity: 0.8; margin-bottom: 10px; }

.anc-join {
  background: rgba(255,255,255,0.2);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.3);
  cursor: pointer;
}

.app-goals { padding: 12px 14px; }
.app-goals-title { font-size: 0.72rem; font-weight: 800; color: var(--text-400); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }

.app-goal {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  font-size: 0.78rem;
  color: var(--text-700);
  border-bottom: 1px solid var(--border-soft);
}
.app-goal:last-child { border-bottom: none; }

.goal-check {
  width: 18px;
  height: 18px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  flex-shrink: 0;
}

.goal-pending-dot {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
}

.app-cefr { padding: 10px 14px 14px; }
.ac-row { display: flex; justify-content: space-between; font-size: 0.75rem; font-weight: 600; color: var(--text-500); margin-bottom: 6px; }
.ac-track { height: 6px; background: var(--bg-gray); border-radius: var(--radius-full); overflow: hidden; }
.ac-fill { height: 100%; background: var(--primary); border-radius: var(--radius-full); }

.phone-notif {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 8px 14px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-700);
  white-space: nowrap;
}

.notif-1 { right: -80px; top: 80px; animation: float 3.5s ease-in-out infinite; }
.notif-2 { right: -70px; bottom: 120px; animation: float 3s ease-in-out infinite 1.5s; }

/* ===== PRICING ===== */
.pricing-section { background: var(--bg-soft); }

.pricing-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-gray);
  border-radius: var(--radius-full);
  padding: 5px;
  width: fit-content;
  margin: 0 auto 40px;
}

.pt-btn {
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 22px;
  border-radius: var(--radius-full);
  color: var(--text-400);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pt-active { background: #fff; color: var(--text-900); box-shadow: var(--shadow-sm); }

.pt-save {
  font-size: 0.7rem;
  font-weight: 800;
  background: #dcfce7;
  color: #15803d;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.price-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  position: relative;
  transition: all var(--transition-slow);
}

.price-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.price-featured {
  border-color: var(--primary);
  box-shadow: 0 8px 40px rgba(19,91,236,0.15);
  transform: translateY(-8px);
}

.price-featured:hover { transform: translateY(-12px); }

.price-featured-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.prc-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-900);
  margin-bottom: 4px;
}

.prc-sub { font-size: 0.85rem; color: var(--text-400); margin-bottom: 24px; }

.prc-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 28px;
}

.prc-currency { font-size: 1.3rem; font-weight: 700; color: var(--text-700); }
.prc-amount { font-family: var(--font-display); font-size: 3.2rem; font-weight: 800; color: var(--text-900); line-height: 1; }
.prc-period { font-size: 0.9rem; color: var(--text-400); font-weight: 500; }

.prc-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }

.prc-yes, .prc-no {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
}

.prc-yes { color: var(--text-700); }
.prc-yes::before { content: '✓'; color: #10b981; font-weight: 800; flex-shrink: 0; }

.prc-no { color: var(--text-300); }
.prc-no::before { content: '✗'; color: var(--text-300); flex-shrink: 0; }

.prc-cta { width: 100%; justify-content: center; padding: 13px; font-size: 0.95rem; }

.pricing-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-400);
  margin-top: 32px;
}

/* ===== FAQ ===== */
.faq-section { background: var(--bg-white); }

.faq-inner { max-width: 760px; margin: 0 auto; }

.faq-list { display: flex; flex-direction: column; gap: 0; }

.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:first-child { border-top: 1px solid var(--border); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-900);
  gap: 16px;
  transition: color var(--transition);
  text-align: left;
}

.faq-question:hover { color: var(--primary); }

.faq-arrow {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--text-400);
}

.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--primary); }
.faq-item.open .faq-question { color: var(--primary); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding-bottom: 20px;
}

.faq-answer { font-size: 0.95rem; color: var(--text-500); line-height: 1.75; }

/* ===== FOOTER CTA ===== */
.footer-cta {
  position: relative;
  background: var(--primary);
  padding: 96px 0;
  overflow: hidden;
  text-align: center;
}

.fca-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center top, rgba(255,255,255,0.1) 0%, transparent 60%),
              radial-gradient(ellipse at center bottom, rgba(0,0,0,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.fca-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.fca-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.footer-cta h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: #fff;
  margin-bottom: 16px;
}

.footer-cta p {
  color: rgba(255,255,255,0.8);
  font-size: 1.05rem;
  margin-bottom: 36px;
}

.fca-btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.fca-note {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
}

/* ===== SITE FOOTER ===== */
.site-footer {
  background: var(--text-900);
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
  padding: 64px 0 40px;
}

.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-icon { background: var(--primary); }

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--primary); color: #fff; }

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.fl-col h4 {
  font-size: 0.82rem;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.fl-col a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  padding: 4px 0;
  transition: color var(--transition);
}
.fl-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p { font-size: 0.82rem; }

/* ===== MISSING UTILITY CLASSES ===== */
.cu-right { display: flex; align-items: center; flex-shrink: 0; }

.wb-erase { /* extends .wb-tool */ }

.pc-label {
  font-size: 0; /* hidden inside 8px colored stripe */
  visibility: hidden;
}

.app-goal.done { color: var(--text-400); }
.app-goal.done span { font-size: 0.78rem; }
.app-goal.pending { color: var(--text-900); font-weight: 600; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
  .hero-layout { grid-template-columns: 1fr; gap: 60px; }
  .hero-copy { max-width: 100%; }
  .hero-visual { display: none; }
  .programs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .teachers-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-layout { grid-template-columns: 1fr; }
  .mobile-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { flex-direction: column; max-width: 480px; }
  .step-connector { transform: rotate(90deg); margin: 0 auto; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .main-nav { display: none; }
  .nav-actions { display: none; }
  .hamburger { display: flex; }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    z-index: 99;
    gap: 4px;
  }

  .main-nav.open a { padding: 12px 16px; font-size: 1rem; }

  .hero { padding: 120px 0 72px; }
  .hero-btns { flex-direction: column; align-items: flex-start; }
  .hero-btns .btn { width: 100%; justify-content: center; }

  .showcase-tabs { flex-wrap: wrap; width: 100%; justify-content: center; background: transparent; border-radius: 0; padding: 0; gap: 8px; }
  .tab-btn { background: var(--bg-soft); border: 1px solid var(--border); flex: 1; min-width: 120px; justify-content: center; border-radius: var(--radius-md); }
  .tab-active { background: var(--primary); color: #fff; border-color: var(--primary); }

  .programs-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-featured { transform: none; }
  .testi-grid { grid-template-columns: 1fr; }
  .teachers-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .lv-body { grid-template-columns: 1fr; }
  .qv-body { grid-template-columns: 1fr; }
  .qv-opts { grid-template-columns: 1fr; }
  .pv-stats { grid-template-columns: repeat(2, 1fr); }

  .fca-btns { flex-direction: column; align-items: center; }
  .fca-btns .btn { width: 100%; max-width: 320px; justify-content: center; }

  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom .container { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.5rem; }
}