/* Diginew Landing Page */
.landing-body {
    background: #0f172a;
    color: #e2e8f0;
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
}

.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

.landing-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.landing-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
}

.logo-icon { font-size: 1.5rem; }
.logo-accent {
    background: linear-gradient(135deg, #818cf8, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-nav-link {
    transition: color 0.2s;
    text-decoration: none;
}
.landing-nav-link:hover { color: #a5b4fc; }

.landing-hero {
    position: relative;
    padding: 5rem 0 6rem;
    overflow: hidden;
}

.landing-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(99, 102, 241, 0.35), transparent),
        radial-gradient(ellipse 50% 40% at 90% 50%, rgba(236, 72, 153, 0.15), transparent),
        radial-gradient(ellipse 40% 30% at 10% 80%, rgba(249, 115, 22, 0.12), transparent);
}

.landing-hero-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: linear-gradient(to bottom, black 40%, transparent);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(129, 140, 248, 0.3);
    color: #a5b4fc;
    font-size: 0.8125rem;
    font-weight: 600;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: white;
    margin: 1.5rem 0 1rem;
}

.hero-title span {
    background: linear-gradient(135deg, #818cf8, #c084fc, #fb923c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: 1.125rem;
    color: #94a3b8;
    max-width: 640px;
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2.5rem;
}

@media (min-width: 640px) {
    .hero-stats { grid-template-columns: repeat(4, 1fr); }
}

.hero-stat {
    text-align: center;
    padding: 1.25rem;
    border-radius: 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    transition: all 0.3s;
}

.hero-stat:hover {
    background: rgba(255,255,255,0.08);
    transform: translateY(-4px);
}

.hero-stat-num {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #818cf8, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-stat-label {
    font-size: 0.75rem;
    color: #64748b;
    margin-top: 0.25rem;
}

.feature-pill {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    transition: all 0.3s;
}

.feature-pill:hover {
    border-color: rgba(129, 140, 248, 0.3);
    transform: translateX(4px);
}

.landing-section {
    padding: 5rem 0;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #818cf8;
    margin-bottom: 0.75rem;
}

.section-heading {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: white;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-desc {
    color: #94a3b8;
    max-width: 600px;
    line-height: 1.7;
}

/* Course cards on landing */
.lcourse-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.lcourse-card {
    position: relative;
    border-radius: 1.25rem;
    background: linear-gradient(145deg, rgba(30,41,59,0.9), rgba(15,23,42,0.95));
    border: 1px solid rgba(255,255,255,0.08);
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

.lcourse-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--card-accent, linear-gradient(90deg, #6366f1, #a855f7));
    opacity: 0;
    transition: opacity 0.3s;
}

.lcourse-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(129, 140, 248, 0.4);
    box-shadow: 0 25px 60px rgba(99, 102, 241, 0.2);
}

.lcourse-card:hover::before { opacity: 1; }

.lcourse-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
}

.lcourse-free { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.lcourse-paid { background: rgba(249, 115, 22, 0.15); color: #fb923c; }

.lcourse-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
}

.lcourse-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0;
}

.lcourse-tag {
    font-size: 0.6875rem;
    padding: 0.2rem 0.6rem;
    border-radius: 0.375rem;
    background: rgba(255,255,255,0.06);
    color: #94a3b8;
}

.lcourse-btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.3s;
}

.lcourse-btn-free {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
}
.lcourse-btn-paid {
    background: linear-gradient(135deg, #f97316, #ec4899);
    color: white;
}

.lcourse-btn:hover { transform: scale(1.03); opacity: 0.95; color: white; }

.teacher-card, .branch-card {
    padding: 1.5rem;
    border-radius: 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    transition: all 0.3s;
}

.teacher-card:hover, .branch-card:hover {
    border-color: rgba(129, 140, 248, 0.3);
    transform: translateY(-4px);
}

.landing-footer {
    background: #020617;
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.process-step {
    text-align: center;
    padding: 1.5rem;
}

.process-num {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.125rem;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .landing-hero { padding: 3rem 0 4rem; }
    .landing-section { padding: 3rem 0; }
}