@font-face {
    font-family: 'Satoshi';
    src: url("../fonts/Satoshi-Variable.bc0207192e40.ttf") format('truetype');
    font-weight: 300 900;
    font-style: normal;
    font-display: swap;
}

:root {
    color-scheme: dark;
    --bg: #0d0913;
    --surface: rgba(201, 162, 255, 0.05);
    --border: rgba(201, 162, 255, 0.16);
    --text: #f3eefb;
    --muted: #a99bc4;
    --accent: #c9a2ff;
    --accent-strong: #b27aff;
    --on-accent: #14091f;
    --glow-1: rgba(140, 80, 255, 0.20);
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.45);

    --font-body: 'Satoshi', system-ui, sans-serif;
    --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;

    --radius-focus: 6px;
    --radius-thumb: 14px;
    --radius-card: 20px;
    --radius-pill: 999px;

    --space-inline: 0.6rem;
    --space-meta: 0.7rem;
    --space-grid: 1.2rem;
    --space-card: 1.6rem;
    --space-section: 2.5rem;
    --space-hero: 4rem;
    --space-page: 2.2rem;
    --space-gap: 7rem;
}

[data-theme="light"] {
    color-scheme: light;
    --bg: #f6f2fc;
    --surface: rgba(124, 58, 237, 0.05);
    --border: rgba(112, 58, 214, 0.18);
    --text: #221636;
    --muted: #6d5f88;
    --accent: #7a3cf0;
    --accent-strong: #6425e0;
    --on-accent: #ffffff;
    --glow-1: rgba(150, 90, 255, 0.16);
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    font-synthesis: none;
}

html, body { overflow-x: clip; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 450;
    line-height: 1.6;
    transition: background-color .3s, color .3s;
}

a { color: var(--accent); text-decoration: none; font-weight: 620; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--radius-focus);
}

h1, h2, h3, h4 { margin: 0; overflow-wrap: break-word; min-width: 0; }
p { margin: 0; }
strong { color: var(--text); font-weight: 650; }

.accent { color: var(--accent); }
.muted { color: var(--muted); }
.strong { font-weight: 600; }
.mono { font-family: var(--font-mono); font-size: 0.9rem; }

.shell { position: relative; min-height: 100dvh; }

.ambient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 900px;
    display: block;
    pointer-events: none;
}

.page {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-page);
}

.topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-grid);
    padding: var(--space-card) 0;
}

.wordmark {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--text);
    white-space: nowrap;
}
.wordmark:hover { text-decoration: none; }

.nav { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-card); }
.nav > a { color: var(--muted); }
.nav > a:hover { color: var(--text); }
.nav-tools { display: flex; align-items: center; gap: var(--space-inline); }

.icon-btn {
    min-width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font: 650 0.9rem var(--font-body);
    cursor: pointer;
    transition: border-color .25s ease;
}
.icon-btn:hover { border-color: var(--accent); text-decoration: none; }
.lang-btn { padding: 0 0.9rem; }
.theme-btn { width: 44px; padding: 0; }
.theme-btn .i-sun { display: none; }
[data-theme="light"] .theme-btn .i-sun { display: block; }
[data-theme="light"] .theme-btn .i-moon { display: none; }

.hero {
    min-height: 680px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-section) var(--space-hero);
    padding: var(--space-section) 0;
}
.hero-text { flex: 1 1 460px; max-width: 40rem; min-width: 0; display: flex; flex-direction: column; }

.display {
    font-size: clamp(2.8rem, 7.5vw, 5.2rem);
    line-height: 1.05;
    font-weight: 900;
    letter-spacing: -0.03em;
}
.display-2 {
    font-size: clamp(2.4rem, 6vw, 3.6rem);
    line-height: 1.05;
    font-weight: 900;
    letter-spacing: -0.03em;
}

.meta {
    margin-top: var(--space-inline);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--muted);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-meta);
}
.meta-strong { color: var(--text); font-weight: 600; }

.lead {
    margin: var(--space-card) 0;
    font-size: 1.25rem;
    line-height: 1.65;
    font-weight: 500;
    color: var(--muted);
}

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-grid); }
.actions-center { justify-content: center; padding-top: var(--space-inline); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-inline);
    min-height: 44px;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    font-size: 1.05rem;
    font-weight: 650;
    white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: var(--on-accent); transition: background-color .25s ease; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    transition: border-color .25s ease, color .25s ease;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.socials { display: flex; align-items: center; gap: var(--space-card); margin-top: var(--space-card); }
.social {
    display: flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: transform .25s ease, color .25s ease;
}
.social:hover { transform: scale(1.1); color: var(--accent); }

.hero-photo { flex: 0 1 380px; margin: 0; display: flex; justify-content: center; }
.hero-photo img {
    width: 100%;
    max-width: 380px;
    height: auto;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: block;
}

.section { display: flex; flex-direction: column; gap: var(--space-section); padding-top: var(--space-section); }
.section-gap { padding-top: var(--space-gap); }

.section-head {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-grid);
}
.section-head > div { min-width: 0; }

.intro { margin-top: var(--space-inline); max-width: 42rem; font-size: 1.15rem; font-weight: 500; color: var(--muted); }

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
    gap: var(--space-grid);
}

.card {
    padding: var(--space-card);
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
    background: var(--surface);
    transition: border-color .3s ease;
}
.card:hover { border-color: var(--accent); }
.cards .card { display: flex; flex-direction: column; gap: 1.1rem; }

.card-head { display: flex; align-items: center; gap: 1.1rem; }
.card-head > div:last-child { min-width: 0; }
.card h3, .entry h3 { font-size: 1.35rem; font-weight: 750; letter-spacing: -0.01em; }
.tags { font-size: 0.9rem; color: var(--muted); }
.card-body { color: var(--muted); flex: 1; }

.thumb {
    width: 4rem;
    height: 4rem;
    flex: none;
    border-radius: var(--radius-thumb);
    border: 1px solid var(--border);
    overflow: hidden;
    background: var(--surface);
}
.thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.thumb-icon { background: var(--glow-1); display: flex; align-items: center; justify-content: center; color: var(--accent); }

.rule-head { display: flex; align-items: center; gap: var(--space-grid); }
.rule-head h2 { font-size: 1.5rem; font-weight: 750; letter-spacing: -0.01em; white-space: nowrap; }
.rule { flex: 1; height: 1px; background: var(--border); }

.focus { width: 100%; border-collapse: collapse; }
.focus tr { border-bottom: 1px solid var(--border); }
.focus tr:last-child { border-bottom: 0; }
.focus th, .focus td { vertical-align: top; padding: 1.4rem; }
.focus th {
    text-align: left;
    width: 22%;
    padding-left: 0;
    font-size: 1.35rem;
    font-weight: 750;
    letter-spacing: -0.01em;
}
.focus td.strong { width: 28%; padding-right: 0; }

.timeline { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: var(--space-grid); }
.entry { display: flex; flex-wrap: wrap; gap: var(--space-grid) var(--space-section); }
.when { flex: 0 0 10rem; display: flex; flex-direction: column; gap: 0.2rem; }
.when-date { font-family: var(--font-mono); font-size: 0.9rem; font-weight: 600; }
.when-place { font-size: 0.9rem; color: var(--muted); }
.what { flex: 1 1 380px; min-width: 0; display: flex; flex-direction: column; gap: var(--space-grid); }
.stack { display: flex; flex-direction: column; gap: 0.2rem; }
.what.stack { gap: 0.2rem; }
.sub { display: flex; flex-direction: column; gap: 0.2rem; padding-left: var(--space-grid); border-left: 2px solid var(--accent); }
.sub-head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.2rem var(--space-grid);
}
.sub h4 { font-size: 1.1rem; font-weight: 750; }

.contact {
    margin-top: var(--space-gap);
    padding: var(--space-hero) var(--space-section);
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-grid);
}
.contact .intro { margin-top: 0; max-width: 36rem; }

.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-grid);
    padding: var(--space-section) 0;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--muted);
}

.not-found {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: var(--space-grid);
}

@media (max-width: 800px) {
    .page { padding-left: 1.4rem; padding-right: 1.4rem; }
    .hero { min-height: 0; padding-top: 1rem; gap: 2rem; }
    .hero-photo { order: -1; flex: 1 1 100%; justify-content: flex-start; }
    .hero-photo img { max-width: 13rem; }
    .contact { padding: 2.5rem 1.4rem; }
    .contact .btn { white-space: normal; max-width: 100%; }
}

@media (max-width: 700px) {
    .focus, .focus tbody, .focus tr, .focus th, .focus td { display: block; width: auto !important; }
    .focus tr { padding: 1rem 0; }
    .focus th, .focus td { padding: 0.2rem 0; }
}

@media (max-width: 520px) {
    .nav { gap: 1rem; }
    .dot { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; animation: none !important; }
}