:root {
    color-scheme: dark;
    --bg: #07080d;
    --bg-elevated: #0e1118;
    --bg-card: rgba(16, 20, 31, 0.72);
    --border: rgba(255, 255, 255, 0.08);
    --text: #eef1f8;
    --muted: #9aa3b5;
    --accent: #6ee7ff;
    --accent-2: #a78bfa;
    --accent-3: #fbbf24;
    --gradient: radial-gradient(1200px 600px at 10% -10%, rgba(110, 231, 255, 0.18), transparent 60%),
        radial-gradient(900px 500px at 90% 0%, rgba(167, 139, 250, 0.16), transparent 55%),
        linear-gradient(180deg, #07080d 0%, #0a0c12 100%);
    --font-display: "Segoe UI", system-ui, -apple-system, sans-serif;
    --font-body: "Segoe UI", system-ui, -apple-system, sans-serif;
    --radius: 18px;
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

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

html {
    scroll-behavior: smooth;
}

body.landing {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    background: var(--gradient);
    color: var(--text);
    line-height: 1.55;
}

a {
    color: inherit;
    text-decoration: none;
}

.landing-shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1.25rem 4rem;
}

.landing-header {
    position: sticky;
    top: 0;
    z-index: 20;
    width: 100%;
    backdrop-filter: blur(14px);
    background: linear-gradient(180deg, rgba(7, 8, 13, 0.94), rgba(7, 8, 13, 0.78));
    border-bottom: 1px solid var(--border);
}

.landing-header-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0.85rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
}

.landing-header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-left: auto;
}

.landing-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.landing-brand-mark {
    width: 2rem;
    height: 2rem;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 8px 24px rgba(110, 231, 255, 0.25);
}

.landing-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.92rem;
    color: var(--muted);
}

.landing-nav a:hover {
    color: var(--text);
}

.lang-switch {
    display: inline-flex;
    padding: 0.2rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
}

.lang-switch a {
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--muted);
}

.lang-switch a.is-active {
    background: rgba(110, 231, 255, 0.14);
    color: var(--text);
}

.hero {
    display: grid;
    gap: 2rem;
    padding: 2.5rem 0 3.5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2rem;
    align-items: end;
}

@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .landing-nav {
        display: none;
    }

    .landing-header-inner {
        padding: 0.75rem 1rem;
    }
}

.hero-eyebrow {
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    line-height: 1.08;
    margin: 0 0 1rem;
    letter-spacing: -0.03em;
}

.hero-lead {
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 38rem;
    margin: 0 0 1.75rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.92rem;
    transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.btn:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.18);
}

.btn-primary {
    background: linear-gradient(135deg, rgba(110, 231, 255, 0.22), rgba(167, 139, 250, 0.22));
    border-color: rgba(110, 231, 255, 0.35);
}

.hero-panel {
    border: 1px solid var(--border);
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.hero-panel dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1rem;
    margin: 0;
}

.hero-panel dt {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
}

.hero-panel dd {
    margin: 0.15rem 0 0;
    font-weight: 600;
    font-size: 0.95rem;
}

.section {
    padding: 2.5rem 0;
}

.section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.section-head h2 {
    margin: 0;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
}

.section-head p {
    margin: 0.35rem 0 0;
    color: var(--muted);
    max-width: 32rem;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
}

.project-card {
    grid-column: span 6;
    border: 1px solid var(--border);
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.25rem 1.25rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    min-height: 100%;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--card-accent, var(--accent)), transparent);
    opacity: 0.9;
}

.project-card.featured {
    grid-column: span 12;
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 1.25rem;
    padding: 1.5rem;
}

@media (max-width: 800px) {
    .project-card,
    .project-card.featured {
        grid-column: span 12;
        grid-template-columns: 1fr;
    }
}

.project-card[data-accent="violet"] { --card-accent: var(--accent-2); }
.project-card[data-accent="amber"] { --card-accent: var(--accent-3); }
.project-card[data-accent="cyan"] { --card-accent: var(--accent); }

.project-card-media {
    margin: -1.25rem -1.25rem 0;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: var(--radius) var(--radius) 0 0;
    background: rgba(255, 255, 255, 0.03);
}

.project-card-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-card.featured .project-card-media {
    grid-column: 1 / -1;
    margin: -1.5rem -1.5rem 0;
}

.project-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.project-badge {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.25rem 0.55rem;
}

.project-card h3 {
    margin: 0;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

.project-title-link {
    color: inherit;
    text-decoration: none;
}

.project-title-link:hover {
    color: var(--accent);
}

.project-page {
    padding: 2.5rem 0 3rem;
    max-width: 720px;
}

.project-page-media {
    margin: 0 0 1.5rem;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
}

.project-page-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-page[data-accent="violet"] { --card-accent: var(--accent-2); }
.project-page[data-accent="amber"] { --card-accent: var(--accent-3); }
.project-page[data-accent="cyan"] { --card-accent: var(--accent); }

.project-page-eyebrow {
    color: var(--card-accent, var(--accent));
    font-size: 0.82rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin: 0 0 0.75rem;
}

.project-page h1 {
    margin: 0 0 1rem;
    font-size: clamp(2rem, 4vw, 2.75rem);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.project-page-lead {
    margin: 0 0 1.25rem;
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.6;
}

.project-page-tags {
    margin-bottom: 1.5rem;
}

.project-page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.project-card p {
    margin: 0;
    color: var(--muted);
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: #c5cede;
}

.card-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: auto;
    padding-top: 0.35rem;
}

.card-links a {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
}

.stack-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

@media (max-width: 900px) {
    .stack-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.stack-tile {
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
    border-radius: 14px;
    padding: 0.9rem 1rem;
}

.stack-tile h3 {
    margin: 0 0 0.35rem;
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stack-tile p {
    margin: 0;
    font-weight: 600;
    font-size: 0.95rem;
}

.landing-footer {
    margin-top: 2rem;
    padding: 2rem 1.25rem 2.5rem;
    border-top: 1px solid var(--border);
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.22));
}

.landing-footer-inner {
    max-width: 1120px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    text-align: center;
}

.landing-footer-brand {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(110, 231, 255, 0.85);
}

.landing-footer-tagline {
    margin: 0;
    font-size: 0.88rem;
    color: var(--muted);
}