/* ==================================================
   ECOMNIGHTHQ — COURSES PAGE STYLESHEET
   Premium Design System Matching Main Site
   ================================================== */

:root {
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Satoshi', sans-serif;
    --font-mono: 'Inter Tight', monospace;
    --nav-height: 80px;
    --ticker-height: 34px;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ===== DARK THEME (Default) ===== */
[data-theme="dark"] {
    --bg-void: #000000;
    --bg-surface: rgba(8, 8, 12, 0.85);
    --bg-glass: rgba(12, 12, 16, 0.5);
    --bg-glass-hover: rgba(18, 18, 24, 0.6);
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0BC;
    --text-muted: #6B6B78;
    --accent: #4D7CFF;
    --accent-dim: rgba(77, 124, 255, 0.15);
    --accent-glow: rgba(77, 124, 255, 0.4);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-glass: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.15);
    --green: #34D399;
    --green-dim: rgba(52, 211, 153, 0.1);
    --panel-bg: rgba(10, 10, 14, 0.9);
    --ticker-bg: rgba(5, 5, 8, 0.95);
    --nav-scrolled-bg: rgba(5, 5, 8, 0.85);
    --btn-primary-bg: #FFFFFF;
    --btn-primary-color: #000000;
    --btn-ghost-bg: rgba(255, 255, 255, 0.03);
    --btn-ghost-border: rgba(255, 255, 255, 0.1);
    --btn-ghost-hover-bg: rgba(255, 255, 255, 0.06);
    --metric-card-bg: rgba(255, 255, 255, 0.02);
    --logo-svg-color: #FFFFFF;
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
    --bg-void: #F8F9FC;
    --bg-surface: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-hover: rgba(255, 255, 255, 0.85);
    --text-primary: #0F1419;
    --text-secondary: #536471;
    --text-muted: #8899A6;
    --accent: #2563EB;
    --accent-dim: rgba(37, 99, 235, 0.1);
    --accent-glow: rgba(37, 99, 235, 0.3);
    --border-subtle: rgba(0, 0, 0, 0.06);
    --border-glass: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.15);
    --green: #059669;
    --green-dim: rgba(5, 150, 105, 0.08);
    --panel-bg: rgba(255, 255, 255, 0.95);
    --ticker-bg: rgba(255, 255, 255, 0.98);
    --nav-scrolled-bg: rgba(255, 255, 255, 0.9);
    --btn-primary-bg: #0F1419;
    --btn-primary-color: #FFFFFF;
    --btn-ghost-bg: rgba(0, 0, 0, 0.03);
    --btn-ghost-border: rgba(0, 0, 0, 0.1);
    --btn-ghost-hover-bg: rgba(0, 0, 0, 0.06);
    --metric-card-bg: rgba(0, 0, 0, 0.02);
    --logo-svg-color: #0F1419;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); background: var(--bg-void); color: var(--text-primary); line-height: 1.6; overflow-x: hidden; cursor: none; }
a { text-decoration: none; color: inherit; cursor: none; }
button { cursor: none; border: none; background: none; font-family: inherit; }
img, video { max-width: 100%; display: block; }

/* ===== CUSTOM CURSOR ===== */
.custom-cursor { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 99999; }
.cursor-dot { position: absolute; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; transform: translate(-50%, -50%); }
.cursor-ring { position: absolute; width: 36px; height: 36px; border: 1.5px solid var(--accent); border-radius: 50%; opacity: 0.5; transform: translate(-50%, -50%); transition: width 0.3s, height 0.3s, opacity 0.3s; }
@media (max-width: 1024px) { .custom-cursor { display: none; } body, a, button { cursor: auto; } }

/* ===== BACKGROUND ===== */
.bg-elements { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; transition: opacity 0.4s ease; }
[data-theme="light"] .bg-elements { opacity: 0.4; }
.bg-grid { position: absolute; inset: 0; background-image: linear-gradient(to right, rgba(128,128,128,0.04) 1px, transparent 1px), linear-gradient(to bottom, rgba(128,128,128,0.04) 1px, transparent 1px); background-size: 60px 60px; mask-image: radial-gradient(ellipse 80% 60% at 65% 35%, black 20%, transparent 70%); -webkit-mask-image: radial-gradient(ellipse 80% 60% at 65% 35%, black 20%, transparent 70%); }
.bg-glow { position: absolute; border-radius: 50%; filter: blur(80px); will-change: opacity; }
.bg-glow-1 { top: -20%; left: -5%; width: 50vw; height: 50vh; background: radial-gradient(ellipse at center, rgba(128,128,128,0.03) 0%, transparent 70%); }
.bg-glow-2 { bottom: -30%; right: -10%; width: 60vw; height: 60vh; background: radial-gradient(ellipse at center, rgba(128,128,128,0.02) 0%, transparent 70%); }

/* ===== TOP TICKER ===== */
.top-ticker {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--ticker-height);
    background: var(--ticker-bg);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    overflow: hidden;
    z-index: 1000;
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    font-weight: 500;
    transition: background 0.4s ease;
}
.ticker-track {
    display: flex;
    white-space: nowrap;
    animation: ticker 60s linear infinite;
    gap: 32px;
    padding-left: 32px;
    will-change: transform;
}
.ticker-track span {
    display: flex;
    align-items: center;
    gap: 6px;
}
.ticker-track .dot { color: var(--border-subtle); font-size: 0.5rem; }
.ticker-track .icon-sm { color: var(--accent); opacity: 0.7; width: 14px; height: 14px; }
@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@media (max-width: 768px) { .top-ticker { display: none; } }

/* ===== MAIN CONTENT ===== */
.courses-page { position: relative; z-index: 1; padding-top: calc(var(--ticker-height) + var(--nav-height)); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
@media (max-width: 1024px) { .courses-page { padding-top: calc(var(--ticker-height) + var(--nav-height)); } }
@media (max-width: 768px) { .container { padding: 0 20px; } .courses-page { padding-top: 80px; } }

/* ===== SECTION HEADERS ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; font-weight: 500; color: var(--accent); text-transform: uppercase; letter-spacing: 1.5px; padding: 6px 16px; background: var(--accent-dim); border: 1px solid rgba(77, 124, 255, 0.2); border-radius: 100px; margin-bottom: 20px; }
.section-title { font-family: var(--font-display); font-size: clamp(32px, 5vw, 48px); font-weight: 700; color: var(--text-primary); line-height: 1.2; margin-bottom: 16px; }
.section-desc { font-size: 17px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; line-height: 1.7; }

/* ===== HERO ===== */
.courses-hero { padding: 40px 0 60px; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 10px; padding: 8px 20px; background: var(--accent-dim); border: 1px solid rgba(77, 124, 255, 0.2); border-radius: 100px; margin-bottom: 32px; }
.badge-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.5); } }
.badge-text { font-family: var(--font-mono); font-size: 12px; font-weight: 500; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; }
.hero-title { font-family: var(--font-display); font-size: clamp(36px, 6vw, 60px); font-weight: 700; line-height: 1.1; color: var(--text-primary); margin-bottom: 24px; max-width: 800px; margin-left: auto; margin-right: auto; }
.text-gradient { background: linear-gradient(135deg, var(--accent), var(--green)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-description { font-size: 18px; color: var(--text-secondary); line-height: 1.8; max-width: 650px; margin: 0 auto; }

/* ===== COURSES LISTING ===== */
.courses-listing { padding: 60px 0 100px; position: relative; z-index: 1; }
.courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 32px; }
@media (max-width: 480px) { .courses-grid { grid-template-columns: 1fr; } }

/* Course Card */
.course-card { display: block; background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: 20px; overflow: hidden; transition: all 0.4s var(--ease-out-expo); position: relative; }
.course-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0; transition: opacity 0.4s; }
.course-card:hover { transform: translateY(-6px); border-color: var(--border-hover); background: var(--bg-glass-hover); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
.course-card:hover::before { opacity: 1; }

.course-card-image { position: relative; height: 200px; background: linear-gradient(135deg, rgba(77, 124, 255, 0.1), rgba(52, 211, 153, 0.05)); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.course-card-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 50%, var(--bg-glass)); }
.course-card-badge { position: absolute; top: 16px; right: 16px; font-family: var(--font-mono); font-size: 10px; font-weight: 600; color: var(--green); text-transform: uppercase; letter-spacing: 1px; padding: 5px 14px; background: var(--green-dim); border: 1px solid rgba(52, 211, 153, 0.3); border-radius: 100px; z-index: 2; }
.course-card-icon { width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; background: var(--accent-dim); border: 1px solid rgba(77, 124, 255, 0.2); border-radius: 20px; z-index: 2; }
.course-card-icon svg { width: 40px; height: 40px; color: var(--accent); }

.course-card-content { padding: 32px; }
.course-card-meta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 16px; }
.course-meta-item { display: flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.course-meta-item svg { width: 14px; height: 14px; color: var(--accent); }

.course-card-title { font-family: var(--font-display); font-size: 24px; font-weight: 700; color: var(--text-primary); margin-bottom: 12px; }
.course-card-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 24px; }

.course-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 20px; border-top: 1px solid var(--border-subtle); }
.course-card-price { display: flex; flex-direction: column; gap: 2px; }
.price-label { font-size: 11px; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.5px; }
.price-value { font-family: var(--font-display); font-size: 28px; font-weight: 700; color: var(--accent); }

.course-card-cta { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--accent); padding: 10px 20px; background: var(--accent-dim); border: 1px solid rgba(77, 124, 255, 0.2); border-radius: 100px; transition: all 0.3s ease; text-decoration: none; cursor: pointer; }
.course-card-cta:hover, .course-card:hover .course-card-cta { background: var(--accent); color: #fff; border-color: var(--accent); }
.course-card-cta svg { width: 16px; height: 16px; transition: transform 0.3s ease; }
.course-card-cta:hover svg, .course-card:hover .course-card-cta svg { transform: translateX(4px); }

/* ===== WHY SECTION ===== */
.courses-why { padding: 80px 0 100px; background: var(--bg-surface); position: relative; z-index: 1; }
.courses-why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-item { padding: 36px 28px; background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: 20px; text-align: center; transition: all 0.4s var(--ease-out-expo); }
.why-item:hover { border-color: var(--border-hover); background: var(--bg-glass-hover); transform: translateY(-4px); }
.why-item-icon { width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; background: var(--accent-dim); border: 1px solid rgba(77, 124, 255, 0.2); border-radius: 16px; margin: 0 auto 20px; }
.why-item-icon svg { width: 26px; height: 26px; color: var(--accent); }
.why-item h4 { font-family: var(--font-display); font-size: 17px; font-weight: 600; color: var(--text-primary); margin-bottom: 10px; }
.why-item p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

@media (max-width: 1024px) { .courses-why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .courses-why-grid { grid-template-columns: 1fr; } }

/* ===== CTA ===== */
.courses-cta { padding: 80px 0 120px; position: relative; z-index: 1; }
.cta-card { position: relative; background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: 28px; padding: 80px 60px; text-align: center; overflow: hidden; }
.cta-glow { position: absolute; top: -100px; left: 50%; transform: translateX(-50%); width: 600px; height: 400px; background: radial-gradient(ellipse, var(--accent-glow), transparent 70%); opacity: 0.2; pointer-events: none; }
.cta-content { position: relative; z-index: 1; }
.cta-title { font-family: var(--font-display); font-size: clamp(28px, 4vw, 42px); font-weight: 700; color: var(--text-primary); line-height: 1.2; margin-bottom: 20px; }
.cta-desc { font-size: 17px; color: var(--text-secondary); max-width: 550px; margin: 0 auto 36px; line-height: 1.7; }
.cta-trust { display: flex; align-items: center; justify-content: center; gap: 24px; flex-wrap: wrap; }
.cta-trust-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); font-family: var(--font-mono); }
.cta-trust-item svg { width: 16px; height: 16px; color: var(--green); }

@media (max-width: 768px) { .cta-card { padding: 48px 24px; border-radius: 20px; } }

/* ===== ANIMATIONS ===== */
.fade-up { opacity: 0; transform: translateY(30px); transition: all 0.6s var(--ease-out-expo); }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .courses-hero { padding: 60px 0 40px; }
    .courses-grid { grid-template-columns: 1fr; }
    .course-card-meta { gap: 10px; }
    .course-card-content { padding: 24px; }
    .course-card-title { font-size: 20px; }
    .course-card-footer { flex-wrap: wrap; gap: 16px; }
    .section-header { margin-bottom: 40px; }
    .courses-listing { padding: 40px 0 80px; }
    .courses-why { padding: 60px 0 80px; }
    .courses-cta { padding: 60px 0 80px; }
}
@media (max-width: 480px) {
    .hero-title { font-size: 28px; }
    .hero-description { font-size: 15px; }
    .price-value { font-size: 24px; }
    .course-card-cta { padding: 8px 16px; font-size: 13px; }
}
.price-equivalent { font-size: 15px; color: var(--text-secondary); font-weight: 600; margin-top: 4px; }

.price-currency-label { display: block; font-size: 0.32em; font-weight: 600; letter-spacing: 0.5px; color: var(--text-secondary); margin-top: 4px; }