/* OlaserTech Academy — landing (escopo .academy-root) */
.academy-root {
    --academy-bg: #0b1020;
    --academy-surface: rgba(255, 255, 255, 0.04);
    --academy-border: rgba(255, 255, 255, 0.08);
    --academy-accent: #38bdf8;
    --academy-accent2: #a78bfa;
    --academy-mint: #34d399;
    --academy-amber: #fbbf24;
    --academy-text: #e2e8f0;
    --academy-muted: #94a3b8;
    font-family: 'Inter', system-ui, sans-serif;
    color: var(--academy-text);
    background: var(--academy-bg);
    overflow-x: hidden;
}

.academy-hero {
    position: relative;
    min-height: 52vh;
    display: flex;
    align-items: center;
    padding: 4rem 0 3.5rem;
    text-align: center;
}

.academy-hero__mesh {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% -20%, rgba(56, 189, 248, 0.35), transparent 55%),
        radial-gradient(ellipse 60% 50% at 100% 50%, rgba(167, 139, 250, 0.2), transparent 50%),
        radial-gradient(ellipse 50% 40% at 0% 80%, rgba(52, 211, 153, 0.12), transparent 45%),
        linear-gradient(180deg, #0b1020 0%, #111827 100%);
    pointer-events: none;
}

.academy-hero__grid {
    position: absolute;
    inset: 0;
    opacity: 0.35;
    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: 48px 48px;
    mask-image: linear-gradient(180deg, black 40%, transparent 100%);
}

.academy-hero .container {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.academy-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--academy-accent);
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.35);
    margin-bottom: 1.25rem;
}

.academy-hero h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin: 0 0 1rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #f8fafc 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.academy-hero h1 .academy-name {
    background: linear-gradient(135deg, var(--academy-accent) 0%, var(--academy-accent2) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.academy-hero__lead {
    font-size: 1.125rem;
    color: var(--academy-muted);
    max-width: 640px;
    margin: 0 auto 1.75rem;
    line-height: 1.65;
}

.academy-hero__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.academy-chip {
    padding: 0.4rem 0.85rem;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--academy-muted);
    background: var(--academy-surface);
    border: 1px solid var(--academy-border);
}

/* Offerings: free vs paid */
.academy-offerings {
    padding: 0 0 3rem;
}

.academy-offerings__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    max-width: 920px;
    margin: 0 auto;
}

.academy-offer-card {
    position: relative;
    border-radius: 16px;
    padding: 1.75rem 1.5rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
    border: 1px solid var(--academy-border);
    backdrop-filter: blur(12px);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.academy-offer-card:hover {
    transform: translateY(-4px);
    border-color: rgba(56, 189, 248, 0.25);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.academy-offer-card--free .academy-offer-card__icon {
    color: var(--academy-mint);
    background: rgba(52, 211, 153, 0.12);
}

.academy-offer-card--paid .academy-offer-card__icon {
    color: var(--academy-amber);
    background: rgba(251, 191, 36, 0.12);
}

.academy-offer-card__icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.academy-offer-card h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
    color: #f1f5f9;
}

.academy-offer-card p {
    margin: 0 0 1.25rem;
    font-size: 0.95rem;
    color: var(--academy-muted);
    line-height: 1.55;
}

.academy-soon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.9rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--academy-muted);
    background: rgba(15, 23, 42, 0.8);
    border: 1px dashed rgba(148, 163, 184, 0.4);
}

.academy-soon i {
    opacity: 0.85;
}

/* Categories */
.academy-categories {
    padding: 2rem 0 5rem;
}

.academy-section-head {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem;
}

.academy-section-head h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: #f1f5f9;
}

.academy-section-head p {
    margin: 0;
    color: var(--academy-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.academy-cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.academy-cat-card {
    position: relative;
    border-radius: 14px;
    padding: 1.5rem 1.35rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--academy-border);
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.academy-cat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 14px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.35), transparent 40%, rgba(167, 139, 250, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

.academy-cat-card:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(56, 189, 248, 0.2);
}

.academy-cat-card:hover::before {
    opacity: 1;
}

.academy-cat-card__icon {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: block;
    line-height: 1;
    color: var(--academy-accent);
}

.academy-cat-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: #f8fafc;
}

.academy-cat-card p {
    font-size: 0.88rem;
    color: var(--academy-muted);
    margin: 0 0 1rem;
    line-height: 1.5;
}

.academy-cat-card .academy-soon {
    margin: 0;
}

@media (max-width: 480px) {
    .academy-hero {
        min-height: auto;
        padding-top: 2rem;
    }
}