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

:root {
    --bg: #050816;
    --bg-alt: #0b1020;
    --card: #10162a;
    --primary: #ffb400;
    --primary-soft: rgba(255, 180, 0, 0.12);
    --text: #f5f5f7;
    --muted: #a0a4b8;
    --accent: #3b82f6;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top left, #172554 0, var(--bg) 45%, #020617 100%);
    color: var(--text);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero {
    padding: 4.5rem 0 3.5rem;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-text {
    max-width: 700px;
}

.tag {
    display: inline-block;
    padding: 0.2rem 0.8rem;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.hero h1 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    margin-top: 1rem;
    margin-bottom: 0.75rem;
}

.hero h1 span {
    color: var(--primary);
}

.subtitle {
    color: var(--muted);
    max-width: 560px;
}

.hero-actions {
    margin-top: 1.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn.primary {
    background: linear-gradient(135deg, var(--primary), #f97316);
    color: #111827;
}

.btn.primary:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}

.btn.secondary {
    background: transparent;
    border-color: rgba(148, 163, 184, 0.7);
    color: var(--text);
}

.btn.secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.social {
    margin-top: 1.5rem;
    color: var(--muted);
}

.section {
    padding: 3.5rem 0;
}

.section.alt {
    background: radial-gradient(circle at top right, #111827 0, var(--bg-alt) 30%, #020617 100%);
}

.section h2 {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.section p {
    color: var(--muted);
    margin-bottom: 1rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2rem;
    margin-top: 1.5rem;
}

.info-list {
    list-style: none;
    margin-top: 0.5rem;
}

.info-list li {
    padding: 0.4rem 0;
    border-bottom: 1px dashed rgba(148, 163, 184, 0.5);
    font-size: 0.95rem;
}

.info-list li:last-child {
    border-bottom: none;
}

.timeline {
    margin-top: 1.5rem;
    border-left: 2px solid rgba(148, 163, 184, 0.3);
    padding-left: 1.5rem;
}

.timeline-item {
    position: relative;
    margin-bottom: 1.75rem;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -1.62rem;
    top: 0.25rem;
    width: 0.7rem;
    height: 0.7rem;
    border-radius: 999px;
    background: var(--primary);
    box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.18);
}

.timeline-item .year {
    display: inline-block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.timeline-item h3 {
    font-size: 1.05rem;
    margin-bottom: 0.2rem;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 0.75rem;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.85);
    margin-top: 1.5rem;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-note {
    font-size: 0.9rem;
    color: var(--muted);
    margin-top: 0.75rem;
}

.contact-card {
    margin-top: 1.5rem;
    padding: 1.5rem;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.98));
    border: 1px solid rgba(148, 163, 184, 0.5);
}

.contact-card p {
    margin-bottom: 0.4rem;
    color: var(--text);
}

.contact-card a {
    color: var(--primary);
    text-decoration: none;
}

.contact-card a:hover {
    text-decoration: underline;
}

.footer {
    padding: 2rem 0;
    border-top: 1px solid rgba(148, 163, 184, 0.25);
    background: #020617;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--muted);
}

.back-to-top {
    color: var(--accent);
    text-decoration: none;
}

.back-to-top:hover {
    text-decoration: underline;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
}

.lang-switch a {
    color: var(--muted);
    text-decoration: none;
    padding: 0.15rem 0.35rem;
    border-radius: 999px;
}

.lang-switch a.active {
    background: var(--primary-soft);
    color: var(--primary);
}

@media (max-width: 768px) {
    .grid-2 {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero {
        padding-top: 3.25rem;
    }
}