/*
 * ChessBooks Global Academy — Premium Design System
 * Supports: Dark Mode (default) + Light Mode (toggle)
 * Typography: Outfit (headings) + Inter (body)
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ─────────────────────────────────────────────────────────
   THEME VARIABLES
───────────────────────────────────────────────────────── */

:root, [data-theme="dark"] {
    --bg-body:        #070a13;
    --bg-panel:       #131a2e;
    --bg-panel-alt:   #1e293b;
    --bg-panel-hover: #243048;
    --text-primary:   #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted:     #64748b;
    --color-gold:     #d97706;
    --color-gold-lt:  #e2b85a;
    --color-gold-dim: rgba(217,119,6,0.12);
    --color-emerald:  #10b981;
    --color-blue:     #3b82f6;
    --border-gold:    rgba(226,184,90,0.18);
    --border-soft:    rgba(248,250,252,0.08);
    --shadow-gold:    0 0 20px rgba(217,119,6,0.18);
    --shadow-gold-lg: 0 0 40px rgba(217,119,6,0.30);
    --shadow-card:    0 8px 32px rgba(0,0,0,0.35);
    --shadow-lg:      0 20px 60px rgba(0,0,0,0.5);
    --nav-bg:         rgba(7,10,19,0.88);
    --card-bg:        linear-gradient(145deg, rgba(19,26,46,0.90), rgba(7,10,19,0.95));
    --toggle-icon:    "☀️";
    --chessboard-light: #e8d5b0;
    --chessboard-dark:  #b07d52;
    --piece-white:    #ffffff;
    --piece-black:    #1a1a1a;
}

[data-theme="light"] {
    --bg-body:        #f4f6fb;
    --bg-panel:       #ffffff;
    --bg-panel-alt:   #eef2f8;
    --bg-panel-hover: #e4eaf4;
    --text-primary:   #0f172a;
    --text-secondary: #475569;
    --text-muted:     #64748b;
    --color-gold:     #b45309;
    --color-gold-lt:  #d97706;
    --color-gold-dim: rgba(180,83,9,0.10);
    --color-emerald:  #059669;
    --color-blue:     #2563eb;
    --border-gold:    rgba(180,83,9,0.20);
    --border-soft:    rgba(0,0,0,0.08);
    --shadow-gold:    0 0 20px rgba(180,83,9,0.15);
    --shadow-gold-lg: 0 0 40px rgba(180,83,9,0.22);
    --shadow-card:    0 4px 24px rgba(0,0,0,0.08);
    --shadow-lg:      0 12px 40px rgba(0,0,0,0.12);
    --nav-bg:         rgba(255,255,255,0.92);
    --card-bg:        linear-gradient(145deg, #ffffff, #f8fafc);
    --toggle-icon:    "🌙";
    --chessboard-light: #f0d9b5;
    --chessboard-dark:  #b58863;
    --piece-white:    #ffffff;
    --piece-black:    #1a1a1a;
}

/* ─────────────────────────────────────────────────────────
   BASE RESET
───────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-body);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.65;
    font-size: 16px;
    transition: background-color 0.35s ease, color 0.35s ease;
    overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1.2;
}

a { color: var(--color-gold-lt); text-decoration: none; transition: color 0.25s; }
a:hover { color: var(--text-primary); }

img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ─────────────────────────────────────────────────────────
   LAYOUT UTILITIES
───────────────────────────────────────────────────────── */

.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.container-sm { max-width: 860px; margin: 0 auto; padding: 0 28px; }

.section { padding: 96px 0; }
.section-sm { padding: 60px 0; }

.text-center { text-align: center; }
.text-gold { color: var(--color-gold-lt); }
.text-muted { color: var(--text-secondary); }
.text-emerald { color: var(--color-emerald); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }
.gap-48 { gap: 48px; }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2,1fr); gap: 28px; }
.grid-3 { grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-4 { grid-template-columns: repeat(4,1fr); gap: 24px; }

.label-overline {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-gold-lt);
    margin-bottom: 12px;
}

.section-title { font-size: clamp(28px,4vw,40px); margin-bottom: 16px; }
.section-sub { color: var(--text-secondary); max-width: 580px; margin: 0 auto; font-size: 17px; }

/* ─────────────────────────────────────────────────────────
   BUTTONS
───────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: 8px;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: 1.5px solid transparent;
    transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-lt));
    color: #0f172a;
    box-shadow: var(--shadow-gold);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold-lg);
    color: #0f172a;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-soft);
    backdrop-filter: blur(4px);
}
.btn-secondary:hover {
    background: var(--bg-panel-alt);
    border-color: var(--color-gold);
    color: var(--color-gold-lt);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #128c7e, #25d366);
    color: #fff;
    border: none;
}
.btn-whatsapp:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 8px 24px rgba(37,211,102,0.35); }

.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-lg { padding: 16px 40px; font-size: 17px; }
.btn-full { width: 100%; }

/* ─────────────────────────────────────────────────────────
   INPUTS & FORMS
───────────────────────────────────────────────────────── */

.input-field, .select-field, textarea.input-field {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-panel-alt);
    border: 1.5px solid var(--border-soft);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    transition: border-color 0.25s, box-shadow 0.25s;
    outline: none;
}
.input-field:focus, .select-field:focus, textarea.input-field:focus {
    border-color: var(--color-gold-lt);
    box-shadow: 0 0 0 3px rgba(217,119,6,0.15);
}
.select-field {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2394a3b8' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
    cursor: pointer;
}
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.form-group { margin-bottom: 20px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ─────────────────────────────────────────────────────────
   CARDS
───────────────────────────────────────────────────────── */

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-gold);
    border-radius: 14px;
    padding: 32px;
    box-shadow: var(--shadow-card);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(226,184,90,0.35);
}
.card-featured {
    border-color: var(--color-gold-lt);
    box-shadow: var(--shadow-gold);
    position: relative;
}
.card-featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-lt));
    color: #0f172a;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 16px;
    border-radius: 50px;
    white-space: nowrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}
.badge-gold { background: var(--color-gold-dim); color: var(--color-gold-lt); border: 1px solid var(--border-gold); }
.badge-medal { background: linear-gradient(135deg,rgba(212,175,55,0.25),rgba(217,119,6,0.2)); border: 1px solid rgba(212,175,55,0.5); color: #f0d060; }
.badge-soft { background: var(--bg-panel-alt); border: 1px solid var(--border-soft); color: var(--text-secondary); }
.badge-emerald { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--color-emerald); }

/* ─────────────────────────────────────────────────────────
   NAVIGATION
───────────────────────────────────────────────────────── */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background: var(--nav-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-gold);
    transition: background 0.3s ease, border-color 0.3s ease;
}
.navbar.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.3); }

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 24px;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    text-decoration: none;
}
.logo span { color: var(--color-gold-lt); }
.logo small {
    display: block;
    font-size: 10px;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0.04em;
    line-height: 1;
    margin-top: 2px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    padding: 6px 12px;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
    text-decoration: none;
}
.nav-links a:hover, .nav-links a.active {
    color: var(--color-gold-lt);
    background: var(--color-gold-dim);
}

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

/* Theme Toggle Button */
.theme-toggle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1.5px solid var(--border-soft);
    background: var(--bg-panel-alt);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all 0.25s;
    flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--color-gold); transform: rotate(20deg); }

/* Mobile menu toggle */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: none;
    border: none;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ─────────────────────────────────────────────────────────
   HERO SECTION
───────────────────────────────────────────────────────── */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 68px;
    background: radial-gradient(ellipse 80% 60% at 70% 30%, rgba(217,119,6,0.07) 0%, transparent 65%),
                radial-gradient(ellipse 60% 50% at 10% 80%, rgba(59,130,246,0.05) 0%, transparent 60%);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Crect x='29' y='29' width='2' height='2' fill='rgba(226,184,90,0.08)'/%3E%3C/svg%3E");
    pointer-events: none;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    background: var(--color-gold-dim);
    border: 1px solid var(--border-gold);
    border-radius: 50px;
    color: var(--color-gold-lt);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}
.hero-badge::before { content: '🌍'; font-size: 15px; }

.hero-title {
    font-size: clamp(38px,5.5vw,64px);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary) 50%, var(--color-gold-lt));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-trust {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 36px;
    padding-top: 32px;
    border-top: 1px solid var(--border-soft);
}
.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}
.hero-trust-item strong { color: var(--text-primary); font-size: 15px; }

/* ─────────────────────────────────────────────────────────
   ANIMATED CHESSBOARD
───────────────────────────────────────────────────────── */

.chessboard-wrap {
    position: relative;
}
.chessboard-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(217,119,6,0.15) 0%, transparent 70%);
    border-radius: 20px;
    pointer-events: none;
}
.chessboard-outer {
    border: 3px solid var(--bg-panel-alt);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
    max-width: 440px;
    margin: 0 auto;
}
.chessboard {
    display: grid;
    grid-template-columns: repeat(8,1fr);
    grid-template-rows: repeat(8,1fr);
    aspect-ratio: 1;
    width: 100%;
}
.sq {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    font-size: clamp(18px,3.2vw,36px);
    line-height: 1;
    cursor: default;
    user-select: none;
    transition: background-color 0.3s ease;
}
.sq-light { background: var(--chessboard-light); }
.sq-dark  { background: var(--chessboard-dark); }
.sq.sq-from { background: rgba(245,158,11,0.55) !important; }
.sq.sq-to   { background: rgba(16,185,129,0.55) !important; }

.sq-coord-rank {
    position: absolute;
    top: 2px;
    left: 3px;
    font-size: 9px;
    font-weight: 700;
    opacity: 0.55;
    font-family: 'Inter', sans-serif;
    color: var(--piece-black);
}
.sq-light .sq-coord-rank { color: var(--chessboard-dark); }
.sq-dark .sq-coord-rank  { color: var(--chessboard-light); }

.sq-coord-file {
    position: absolute;
    bottom: 1px;
    right: 3px;
    font-size: 9px;
    font-weight: 700;
    opacity: 0.55;
    font-family: 'Inter', sans-serif;
}
.sq-light .sq-coord-file { color: var(--chessboard-dark); }
.sq-dark .sq-coord-file  { color: var(--chessboard-light); }

.piece { transition: opacity 0.2s ease; }
.piece-white { filter: drop-shadow(0 1px 2px rgba(0,0,0,0.5)); color: var(--piece-white); }
.piece-black { filter: drop-shadow(0 1px 2px rgba(255,255,255,0.1)); color: var(--piece-black); }

.board-move-label {
    margin-top: 12px;
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    min-height: 20px;
    transition: opacity 0.3s;
}
.board-move-label span { color: var(--color-gold-lt); }

/* ─────────────────────────────────────────────────────────
   STATISTICS BAR
───────────────────────────────────────────────────────── */

.stats-bar {
    background: var(--bg-panel);
    border-top: 1px solid var(--border-gold);
    border-bottom: 1px solid var(--border-gold);
    padding: 48px 0;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5,1fr);
    gap: 0;
}
.stat-item {
    text-align: center;
    padding: 0 20px;
    border-right: 1px solid var(--border-soft);
}
.stat-item:last-child { border-right: none; }
.stat-number {
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    font-size: clamp(32px,4vw,48px);
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-lt));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}
.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* ─────────────────────────────────────────────────────────
   TRUST / WHY CHOOSE US
───────────────────────────────────────────────────────── */

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 16px;
}
.trust-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    transition: border-color 0.25s, transform 0.25s;
}
.trust-item:hover { border-color: var(--color-gold); transform: translateY(-3px); }
.trust-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-gold-dim);
    border: 1px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold-lt);
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}
.trust-text { font-size: 14px; color: var(--text-secondary); font-weight: 500; }

/* ─────────────────────────────────────────────────────────
   COUNTRIES / GLOBAL REACH
───────────────────────────────────────────────────────── */

.countries-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.country-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border-soft);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.25s;
}
.country-chip:hover {
    border-color: var(--color-gold);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}
.country-chip .flag { font-size: 20px; }

/* ─────────────────────────────────────────────────────────
   LIVE CLASSROOM DEMO
───────────────────────────────────────────────────────── */

.classroom-demo {
    background: var(--bg-panel);
    border: 2px solid var(--border-gold);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.classroom-topbar {
    background: var(--bg-panel-alt);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-soft);
}
.classroom-dots { display: flex; gap: 6px; }
.classroom-dot {
    width: 10px; height: 10px; border-radius: 50%;
}
.classroom-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr 0.8fr;
    min-height: 380px;
}
.classroom-col {
    padding: 16px;
    border-right: 1px solid var(--border-soft);
}
.classroom-col:last-child { border-right: none; }
.classroom-col-title {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.video-box {
    background: var(--bg-body);
    border-radius: 8px;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    border: 1px solid var(--border-soft);
    margin-bottom: 8px;
}
.video-box-sm {
    background: var(--bg-body);
    border-radius: 6px;
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    border: 1px solid var(--border-soft);
    margin-bottom: 6px;
}
.mini-board {
    background: var(--bg-panel-alt);
    border-radius: 8px;
    aspect-ratio: 1;
    display: grid;
    grid-template-columns: repeat(8,1fr);
    grid-template-rows: repeat(8,1fr);
    overflow: hidden;
    border: 1px solid var(--border-soft);
}
.mini-sq-light { background: var(--chessboard-light); }
.mini-sq-dark  { background: var(--chessboard-dark); }
.chat-msg {
    background: var(--bg-panel-alt);
    border-radius: 8px;
    padding: 8px 10px;
    margin-bottom: 6px;
    font-size: 11px;
    color: var(--text-secondary);
}
.chat-msg strong { color: var(--color-gold-lt); display: block; font-size: 10px; }
.move-list-item {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    padding: 4px 0;
    border-bottom: 1px solid var(--border-soft);
    color: var(--text-secondary);
    font-family: 'Inter', monospace;
}
.live-badge {
    background: rgba(239,68,68,0.15);
    border: 1px solid rgba(239,68,68,0.3);
    color: #ef4444;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.live-badge::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: #ef4444;
    animation: livePulse 1.5s ease infinite;
}
@keyframes livePulse { 0%,100%{ opacity:1; } 50%{ opacity:0.3; } }

/* ─────────────────────────────────────────────────────────
   STUDENT JOURNEY STEPS
───────────────────────────────────────────────────────── */

.journey-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    position: relative;
    overflow-x: auto;
    padding-bottom: 8px;
}
.journey-step {
    flex: 1;
    min-width: 130px;
    text-align: center;
    position: relative;
    padding: 0 12px;
}
.journey-step::after {
    content: '→';
    position: absolute;
    right: -8px;
    top: 24px;
    color: var(--color-gold-lt);
    font-size: 18px;
    font-weight: bold;
    transform: translateY(-50%);
}
.journey-step:last-child::after { display: none; }
.journey-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-gold-dim);
    border: 2px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin: 0 auto 14px;
    transition: all 0.3s;
}
.journey-step:hover .journey-icon {
    background: var(--color-gold-lt);
    border-color: var(--color-gold-lt);
    transform: scale(1.1);
}
.journey-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); }

/* ─────────────────────────────────────────────────────────
   PRICING
───────────────────────────────────────────────────────── */

.price-amount {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin: 20px 0;
}
.price-currency { font-size: 22px; font-family: 'Outfit', sans-serif; font-weight: 600; color: var(--text-secondary); }
.price-value { font-size: 52px; font-weight: 900; font-family: 'Outfit', sans-serif; color: var(--text-primary); line-height: 1; }
.price-period { font-size: 14px; color: var(--text-secondary); }

.price-features { margin: 24px 0; border-top: 1px solid var(--border-soft); padding-top: 20px; }
.price-feature {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}
.price-feature .check { color: var(--color-emerald); font-weight: 700; flex-shrink: 0; }

/* ─────────────────────────────────────────────────────────
   SUBMIT SUCCESS STEPS
───────────────────────────────────────────────────────── */

.submit-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.submit-step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-soft);
}
.submit-step:last-child { border-bottom: none; }
.submit-step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-gold-dim);
    border: 1px solid var(--border-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold-lt);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}
.submit-step-text { font-size: 14px; color: var(--text-secondary); }
.submit-step-text strong { color: var(--text-primary); display: block; margin-bottom: 2px; }

/* ─────────────────────────────────────────────────────────
   FAQ
───────────────────────────────────────────────────────── */

.faq-item {
    background: var(--bg-panel);
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.25s;
}
.faq-item:hover, .faq-item[open] { border-color: var(--border-gold); }
.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 20px 24px;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 17px;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    user-select: none;
}
.faq-item summary::after { content: '+'; color: var(--color-gold-lt); font-size: 22px; flex-shrink: 0; }
.faq-item[open] summary::after { content: '−'; }
.faq-body { padding: 0 24px 20px; color: var(--text-secondary); font-size: 15px; line-height: 1.7; }

/* ─────────────────────────────────────────────────────────
   TOAST NOTIFICATION
───────────────────────────────────────────────────────── */

.toast {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9999;
    background: var(--bg-panel);
    border: 1px solid var(--color-emerald);
    border-radius: 10px;
    padding: 18px 24px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
    display: flex;
    align-items: flex-start;
    gap: 14px;
    max-width: 380px;
    animation: toastIn 0.4s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
@keyframes toastIn { from{ transform: translateX(120%); opacity: 0; } to{ transform: translateX(0); opacity: 1; } }
.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    margin-left: auto;
    padding: 0;
    flex-shrink: 0;
}

/* ─────────────────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────────────────── */

.footer {
    background: var(--bg-panel);
    border-top: 1px solid var(--border-gold);
    padding: 72px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-brand .logo { margin-bottom: 16px; display: inline-flex; }
.footer-about { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; max-width: 280px; }
.footer-contact-item { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
.footer-contact-item a { color: var(--text-secondary); }
.footer-contact-item a:hover { color: var(--color-gold-lt); }

.footer-col-title { font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 14px; color: var(--text-primary); margin-bottom: 18px; text-transform: uppercase; letter-spacing: 0.06em; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: var(--text-secondary); transition: color 0.2s, padding-left 0.2s; }
.footer-links a:hover { color: var(--color-gold-lt); padding-left: 4px; }

.social-links { display: flex; gap: 10px; margin-top: 16px; }
.social-btn {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--bg-panel-alt);
    border: 1px solid var(--border-soft);
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
    transition: all 0.25s;
    text-decoration: none;
}
.social-btn:hover { border-color: var(--color-gold); transform: translateY(-3px); background: var(--color-gold-dim); }

.footer-bottom {
    border-top: 1px solid var(--border-soft);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-secondary);
}

/* ─────────────────────────────────────────────────────────
   SECTION BACKGROUNDS
───────────────────────────────────────────────────────── */

.bg-panel { background: var(--bg-panel); }
.bg-alt { background: var(--bg-panel-alt); }

.divider {
    border: none;
    border-top: 1px solid var(--border-soft);
    margin: 0;
}

/* ─────────────────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
    .hero-layout { grid-template-columns: 1fr; gap: 48px; }
    .chessboard-outer { max-width: 360px; }
    .hero-title { font-size: 44px; }
    .stats-grid { grid-template-columns: repeat(3,1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .grid-4 { grid-template-columns: repeat(2,1fr); }
    .trust-grid { grid-template-columns: repeat(2,1fr); }
    .classroom-layout { grid-template-columns: 1fr 1fr; }
    .classroom-col:last-child { display: none; }
}

@media (max-width: 768px) {
    .section { padding: 64px 0; }
    .nav-links, .nav-actions .btn { display: none; }
    .nav-hamburger { display: flex; }
    .hero-layout { text-align: center; }
    .hero-cta { justify-content: center; }
    .hero-trust { flex-wrap: wrap; justify-content: center; gap: 16px; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .stat-item { border-right: none; border-bottom: 1px solid var(--border-soft); padding-bottom: 20px; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr; }
    .journey-steps { gap: 8px; }
    .journey-step::after { display: none; }
    .journey-steps { flex-wrap: wrap; justify-content: center; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .form-grid-2 { grid-template-columns: 1fr; }
    .classroom-layout { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* ─────────────────────────────────────────────────────────
   MOBILE MENU PANEL
───────────────────────────────────────────────────────── */

.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 998;
    background: var(--bg-body);
    padding: 90px 28px 28px;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 20px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-soft);
    text-decoration: none;
    display: block;
}
.mobile-menu a:hover { color: var(--color-gold-lt); }

/* ─────────────────────────────────────────────────────────
   MISC ANIMATION UTILITIES
───────────────────────────────────────────────────────── */

@keyframes fadeUp { from{ opacity:0; transform:translateY(24px); } to{ opacity:1; transform:none; } }
.anim-fadeup { animation: fadeUp 0.6s ease forwards; }

@keyframes pulse { 0%,100%{ opacity:1; } 50%{ opacity:0.5; } }