/* ========== RESET & TOKENS ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    cursor: none;
    transition: background .6s ease, color .6s ease;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: none; }
input, textarea { font: inherit; color: inherit; background: none; border: 0; outline: 0; }
kbd {
    font-family: 'JetBrains Mono', monospace; font-size: .7rem;
    padding: 2px 6px; border-radius: 4px;
    background: color-mix(in srgb, var(--fg) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--fg) 18%, transparent);
}
::selection { background: var(--accent); color: var(--bg); }

/* themes */
html[data-theme="obsidian"] { --bg:#0b0c10; --bg-2:#111218; --fg:#e7ecef; --muted:#8b94a1; --accent:#7af0c8; --line: color-mix(in srgb, var(--fg) 12%, transparent); }
html[data-theme="solar"]    { --bg:#fdf6e3; --bg-2:#f1e8cf; --fg:#2a2419; --muted:#6d6753; --accent:#d33682; --line: color-mix(in srgb, var(--fg) 14%, transparent); }
html[data-theme="forest"]   { --bg:#0f1a17; --bg-2:#142521; --fg:#e8efe6; --muted:#8aa39a; --accent:#9ae66e; --line: color-mix(in srgb, var(--fg) 12%, transparent); }
html[data-theme="rose"]     { --bg:#1a0f14; --bg-2:#241520; --fg:#f3e7ec; --muted:#b49aa4; --accent:#ff7aa2; --line: color-mix(in srgb, var(--fg) 14%, transparent); }
html[data-theme="paper"]    { --bg:#f4f1ea; --bg-2:#ebe7dd; --fg:#141414; --muted:#5c5a52; --accent:#1b1b1b; --line: color-mix(in srgb, var(--fg) 16%, transparent); }
html[data-theme="cyber"]    { --bg:#04071a; --bg-2:#0a0f2a; --fg:#e1eeff; --muted:#8fa3c4; --accent:#00e5ff; --line: color-mix(in srgb, var(--fg) 14%, transparent); }

/* ========== GRAIN + CURSOR ========== */
.grain {
    position: fixed; inset: 0; pointer-events: none; z-index: 9998; opacity: .05; mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}
.cursor, .cursor-dot {
    position: fixed; top: 0; left: 0; pointer-events: none; z-index: 10000;
    transform: translate(-50%, -50%); transition: width .2s ease, height .2s ease, opacity .2s ease, background .2s ease, border-color .2s ease;
    will-change: transform;
}
.cursor { width: 32px; height: 32px; border: 1.5px solid var(--accent); border-radius: 50%; mix-blend-mode: difference; }
.cursor-dot { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
.cursor.hover { width: 56px; height: 56px; background: color-mix(in srgb, var(--accent) 15%, transparent); }
.cursor.click { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 30%, transparent); }
@media (hover: none) { .cursor, .cursor-dot { display: none; } body, button, input, textarea, a { cursor: auto; } }

/* ========== LOADER ========== */
#loader {
    position: fixed; inset: 0; z-index: 9999; background: var(--bg);
    display: grid; place-items: center; transition: opacity .6s ease .2s, visibility .6s ease .2s;
    overflow: hidden;
}
#loader.done { opacity: 0; visibility: hidden; }
.loader-inner { display: grid; gap: 14px; width: min(360px, 78vw); text-align: center; position: relative; z-index: 2; }
.loader-glyph { font-family: 'JetBrains Mono', monospace; font-size: 3rem; font-weight: 700; letter-spacing: -2px; }
.loader-glyph span { color: var(--accent); }
.loader-bar { height: 2px; background: var(--line); overflow: hidden; }
.loader-fill { height: 100%; width: 0; background: var(--accent); animation: load 1.2s ease forwards; }
@keyframes load { to { width: 100%; } }
.loader-status { font-family: 'JetBrains Mono', monospace; font-size: .75rem; color: var(--muted); }

/* mini blocky retro bars under main bar */
.loader-mini { display: grid; gap: 4px; margin-top: 4px; text-align: left; }
.mini-row {
    display: grid; grid-template-columns: 30px 1fr 22px; gap: 8px; align-items: center;
    font-family: 'JetBrains Mono', monospace; font-size: .62rem; color: var(--muted);
}
.mini-row > b { color: var(--accent); font-weight: 500; font-style: normal; text-align: right; opacity: 0; animation: mini-ok .15s ease forwards; animation-delay: var(--d); }
.mini-bar {
    height: 8px; border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    background:
        repeating-linear-gradient(90deg,
            color-mix(in srgb, var(--accent) 8%, transparent) 0 3px,
            transparent 3px 4px);
    overflow: hidden; position: relative;
}
.mini-fill {
    height: 100%; width: 0; background:
        repeating-linear-gradient(90deg, var(--accent) 0 3px, color-mix(in srgb, var(--accent) 60%, transparent) 3px 4px);
    animation: mini-load var(--d, .5s) steps(14) forwards;
}
@keyframes mini-load { to { width: 100%; } }
@keyframes mini-ok { to { opacity: 1; } }

/* corner terminal panels */
.loader-term {
    position: absolute; width: clamp(180px, 24vw, 300px); height: clamp(140px, 28vh, 240px);
    padding: 6px 8px; pointer-events: none; overflow: hidden;
    font-family: 'JetBrains Mono', monospace; font-size: .62rem; line-height: 1.35;
    color: color-mix(in srgb, var(--accent) 70%, var(--muted));
    background: color-mix(in srgb, var(--accent) 4%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
    z-index: 1;
}
.loader-term-tl { top: 18px; left: 18px; }
.loader-term-tr { top: 18px; right: 18px; }
.loader-term-bl { bottom: 18px; left: 18px; }
.loader-term-br { bottom: 18px; right: 18px; }
.term-head {
    color: var(--accent); font-size: .6rem; letter-spacing: .04em;
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
    padding-bottom: 3px; margin-bottom: 4px; opacity: .85;
}
.term-body { display: flex; flex-direction: column-reverse; gap: 1px; height: calc(100% - 22px); overflow: hidden; }
.term-body div { white-space: nowrap; overflow: hidden; text-overflow: clip; opacity: .6; }
.term-body div:first-child { color: var(--accent); opacity: 1; }
.term-body div:nth-child(2) { opacity: .85; }
.term-body div:nth-child(3) { opacity: .7; }

@media (max-width: 720px) {
    .loader-term-tr, .loader-term-bl { display: none; }
    .loader-term { width: 38vw; height: 22vh; font-size: .55rem; }
}

/* ========== NAV ========== */
#nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: grid; grid-template-columns: auto 1fr auto auto; align-items: center; gap: 24px;
    padding: 18px 32px;
    backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%);
    background: color-mix(in srgb, var(--bg) 70%, transparent);
    border-bottom: 1px solid transparent;
    transition: border-color .3s ease, padding .3s ease;
}
#nav.scrolled { border-bottom-color: var(--line); padding: 12px 32px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -.02em; }
.brand-mark {
    display: inline-grid; place-items: center; width: 34px; height: 34px;
    background: var(--accent); color: var(--bg); border-radius: 8px; font-family: 'JetBrains Mono', monospace; font-weight: 700;
    transition: transform .3s cubic-bezier(.2,.8,.2,1);
}
.brand:hover .brand-mark { transform: rotate(-10deg) scale(1.08); }
.nav-links { display: flex; justify-content: center; gap: 6px; }
.nav-links a {
    position: relative; padding: 8px 14px; border-radius: 999px; font-size: .92rem;
    color: var(--muted); transition: color .2s ease;
}
.nav-links a::after {
    content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1px; background: var(--accent);
    transform: scaleX(0); transform-origin: right; transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.nav-links a:hover, .nav-links a.active { color: var(--fg); }
.nav-links a.active::after, .nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-tools { display: flex; gap: 8px; }
.pill {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px;
    border: 1px solid var(--line); font-size: .85rem; color: var(--muted);
    transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.pill:hover { color: var(--fg); border-color: var(--accent); }
.pill-ico { color: var(--accent); }
.menu-btn { display: none; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 8px; position: relative; }
.menu-btn span { position: absolute; left: 8px; right: 8px; height: 1.5px; background: var(--fg); transition: transform .3s ease, top .3s ease; }
.menu-btn span:nth-child(1) { top: 13px; }
.menu-btn span:nth-child(2) { top: 21px; }
.menu-btn.open span:nth-child(1) { top: 17px; transform: rotate(45deg); }
.menu-btn.open span:nth-child(2) { top: 17px; transform: rotate(-45deg); }

@media (max-width: 880px) {
    #nav { grid-template-columns: auto 1fr auto; padding: 14px 18px; }
    .nav-links {
        position: fixed; top: 70px; left: 0; right: 0; background: var(--bg-2); border-bottom: 1px solid var(--line);
        flex-direction: column; align-items: stretch; padding: 16px; gap: 4px;
        transform: translateY(-110%); transition: transform .35s cubic-bezier(.2,.8,.2,1); display: flex;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-tools .pill-txt { display: none; }
    .menu-btn { display: block; }
}

/* ========== PANELS ========== */
.panel {
    position: fixed; top: 80px; right: 24px; width: min(380px, calc(100vw - 32px)); z-index: 99;
    background: var(--bg-2); border: 1px solid var(--line); border-radius: 18px;
    padding: 18px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.6);
    opacity: 0; transform: translateY(-8px) scale(.98); pointer-events: none;
    transition: opacity .25s ease, transform .25s cubic-bezier(.2,.8,.2,1);
}
.panel[aria-hidden="false"] { opacity: 1; transform: none; pointer-events: auto; }
.panel header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.panel .close { width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 8px; }
.theme-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.theme-chip {
    text-align: left; padding: 12px; border: 1px solid var(--line); border-radius: 12px; position: relative;
    transition: border-color .2s ease, transform .2s ease;
}
.theme-chip:hover { border-color: var(--accent); transform: translateY(-2px); }
.theme-chip span { display: block; height: 36px; border-radius: 8px; margin-bottom: 8px; background: linear-gradient(135deg, var(--a), var(--b)); }
.theme-chip b { display: block; font-size: .9rem; }
.theme-chip em { color: var(--muted); font-size: .75rem; font-style: normal; }

/* ========== COMMAND PALETTE ========== */
.palette {
    position: fixed; inset: 0; z-index: 200; background: color-mix(in srgb, var(--bg) 70%, transparent);
    backdrop-filter: blur(6px); display: grid; place-items: start center; padding-top: 12vh;
    opacity: 0; pointer-events: none; transition: opacity .2s ease;
}
.palette[aria-hidden="false"] { opacity: 1; pointer-events: auto; }
.palette-box {
    width: min(640px, 92vw); background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px;
    overflow: hidden; transform: translateY(-10px); transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
.palette[aria-hidden="false"] .palette-box { transform: none; }
.palette-input { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.palette-input input { flex: 1; font-size: 1.05rem; }
.palette-input span { color: var(--accent); font-size: 1.2rem; }
.palette-list { list-style: none; max-height: 50vh; overflow-y: auto; }
.palette-list li {
    display: flex; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line);
    font-size: .95rem; cursor: none;
}
.palette-list li:last-child { border-bottom: 0; }
.palette-list li[aria-selected="true"] { background: color-mix(in srgb, var(--accent) 12%, transparent); }
.palette-list li em { color: var(--muted); font-style: normal; margin-left: auto; font-size: .8rem; }
.palette-list li .kind {
    font-family: 'JetBrains Mono', monospace; font-size: .7rem; color: var(--accent);
    padding: 2px 8px; border: 1px solid var(--line); border-radius: 999px;
}
.palette-foot { display: flex; justify-content: flex-end; gap: 16px; padding: 10px 18px; font-size: .75rem; color: var(--muted); border-top: 1px solid var(--line); }

/* ========== MAIN ========== */
#app { padding-top: 80px; min-height: 100vh; }

.section { padding: 120px 8vw; }
.section-head { display: flex; align-items: baseline; gap: 24px; margin-bottom: 48px; flex-wrap: wrap; }
.section-num { font-family: 'JetBrains Mono', monospace; color: var(--muted); font-size: .85rem; letter-spacing: .1em; }
.section-head h2 { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.03em; font-weight: 600; }
.section-link { color: var(--muted); margin-left: auto; font-size: .9rem; transition: color .2s ease; }
.section-link:hover { color: var(--accent); }

/* ========== HERO ========== */
.hero {
    position: relative; min-height: calc(100vh - 80px);
    display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 60px;
    padding: 60px 8vw 80px;
    overflow: hidden;
}
.hero-grid {
    position: absolute; inset: 0; opacity: .5;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at 30% 40%, #000 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 30% 40%, #000 0%, transparent 70%);
    animation: drift 60s linear infinite;
}
@keyframes drift { to { background-position: 80px 80px; } }
.hero-inner { position: relative; z-index: 1; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: .85rem; color: var(--muted); padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent); animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); } 50% { box-shadow: 0 0 0 10px transparent; } }
.hero-title {
    font-size: clamp(2.4rem, 6.5vw, 6rem); line-height: .95; letter-spacing: -.04em; font-weight: 600; margin: 28px 0;
}
.hero-title .line { display: block; overflow: hidden; }
.hero-title .line > span { display: inline-block; transform: translateY(110%); transition: transform .9s cubic-bezier(.2,.8,.2,1); }
.hero-title.revealed .line:nth-child(1) > span { transform: translateY(0); transition-delay: .1s; }
.hero-title.revealed .line:nth-child(2) > span { transform: translateY(0); transition-delay: .2s; }
.hero-title.revealed .line:nth-child(3) > span { transform: translateY(0); transition-delay: .3s; }
.hero-title i { font-style: italic; color: var(--accent); font-weight: 400; }
.hero-sub { font-size: 1.1rem; color: var(--muted); max-width: 52ch; }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 40px; margin-top: 64px; flex-wrap: wrap; }
.hero-meta div { display: grid; }
.hero-meta b { font-size: 1.8rem; font-weight: 500; letter-spacing: -.02em; }
.hero-meta em { color: var(--muted); font-size: .8rem; font-style: normal; text-transform: uppercase; letter-spacing: .1em; }

.hero-portrait { position: relative; aspect-ratio: 1; max-width: 440px; margin-left: auto; }
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; border-radius: 24px; transition: transform .4s cubic-bezier(.2,.8,.2,1); }
.portrait-ring {
    position: absolute; inset: -18px; border: 1px solid var(--line); border-radius: 32px;
    animation: spin 40s linear infinite;
}
.portrait-ring::before, .portrait-ring::after {
    content: ''; position: absolute; width: 10px; height: 10px; background: var(--accent); border-radius: 50%;
}
.portrait-ring::before { top: -5px; left: 50%; }
.portrait-ring::after { bottom: -5px; left: 50%; }
@keyframes spin { to { transform: rotate(360deg); } }
.portrait-tag {
    position: absolute; bottom: 16px; left: 16px; padding: 6px 12px; border-radius: 999px;
    background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(8px);
    border: 1px solid var(--line); font-family: 'JetBrains Mono', monospace; font-size: .7rem;
}
.scroll-hint {
    position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%);
    font-family: 'JetBrains Mono', monospace; font-size: .7rem; color: var(--muted);
    display: grid; justify-items: center; gap: 8px;
}
.scroll-hint span {
    width: 1px; height: 32px; background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint { 0% { transform: scaleY(.3); transform-origin: top; } 50% { transform: scaleY(1); } 100% { transform: scaleY(.3); transform-origin: bottom; } }

@media (max-width: 960px) {
    .hero { grid-template-columns: 1fr; padding: 40px 6vw; }
    .hero-portrait { order: -1; max-width: 300px; margin: 0 auto 20px; }
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 999px;
    font-weight: 500; font-size: .95rem; border: 1px solid transparent;
    transition: transform .3s cubic-bezier(.2,.8,.2,1), background .3s ease, color .3s ease, border-color .3s ease;
}
.btn.primary { background: var(--accent); color: var(--bg); }
.btn.primary:hover { transform: translateY(-2px); }
.btn.ghost { border-color: var(--line); color: var(--fg); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn span { transition: transform .3s cubic-bezier(.2,.8,.2,1); display: inline-block; }
.btn:hover span { transform: translateX(4px); }

/* ========== MARQUEE ========== */
.marquee { overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 24px 0; }
.marquee-track {
    display: flex; gap: 32px; white-space: nowrap; width: max-content;
    animation: marquee 40s linear infinite;
    font-family: 'JetBrains Mono', monospace; font-size: 1.2rem; color: var(--muted);
}
.marquee-track span:nth-child(odd) { color: var(--fg); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ========== PROJECT GRID ========== */
.project-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.project-grid.big { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 28px; }
.project-card {
    position: relative; padding: 28px; border: 1px solid var(--line); border-radius: 20px;
    background: var(--bg-2); overflow: hidden;
    transition: transform .4s cubic-bezier(.2,.8,.2,1), border-color .3s ease;
}
.project-card::before {
    content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity .4s ease;
    background: radial-gradient(circle at var(--mx,50%) var(--my,50%), color-mix(in srgb, var(--card-accent) 18%, transparent) 0%, transparent 50%);
    pointer-events: none;
}
.project-card:hover { transform: translateY(-4px); border-color: var(--card-accent); }
.project-card:hover::before { opacity: 1; }
.project-card .proj-year { font-family: 'JetBrains Mono', monospace; font-size: .75rem; color: var(--muted); }
.project-card h3 { font-size: 1.6rem; margin: 10px 0 12px; letter-spacing: -.02em; font-weight: 500; }
.project-card p { color: var(--muted); margin-bottom: 20px; }
.project-card .proj-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.project-card .proj-tags span {
    font-family: 'JetBrains Mono', monospace; font-size: .7rem; padding: 3px 10px; border-radius: 999px;
    border: 1px solid var(--line); color: var(--muted);
}
.project-card .proj-open {
    display: inline-flex; align-items: center; gap: 8px; color: var(--card-accent); font-size: .9rem;
}
.project-card .proj-open span { transition: transform .3s cubic-bezier(.2,.8,.2,1); }
.project-card:hover .proj-open span { transform: translateX(6px); }

/* ========== SPLIT ========== */
.section.split { display: grid; grid-template-columns: 1fr 2fr; gap: 60px; align-items: start; }
.section.split .cards { display: grid; gap: 20px; }
.card { padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--bg-2); transition: transform .4s cubic-bezier(.2,.8,.2,1), border-color .3s ease; }
.card:hover { transform: translateX(6px); border-color: var(--accent); }
.card h3 { margin-bottom: 10px; font-weight: 500; letter-spacing: -.01em; }
.card p { color: var(--muted); }
@media (max-width: 860px) { .section.split { grid-template-columns: 1fr; } }

/* ========== PAGE LAYOUT ========== */
.page { padding: 60px 8vw 120px; min-height: calc(100vh - 80px); }
.page.center { display: grid; place-items: center; text-align: center; }
.page-head { max-width: 820px; margin-bottom: 72px; }
.page-head h1 { font-size: clamp(2.4rem, 6vw, 5rem); letter-spacing: -.04em; font-weight: 600; line-height: 1; margin: 18px 0 24px; }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 60ch; }

/* ========== ABOUT ========== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px 48px; margin-bottom: 80px; }
.about-col h3 { font-family: 'JetBrains Mono', monospace; font-size: .8rem; letter-spacing: .1em; color: var(--accent); text-transform: uppercase; margin-bottom: 16px; }
.bullets, .numbered { padding-left: 1.2rem; display: grid; gap: 10px; color: var(--muted); }
.bullets li b, .numbered li b { color: var(--fg); font-weight: 500; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span { padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; font-size: .85rem; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.chips span:hover { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 760px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ========== FILTER BAR ========== */
.filter-bar { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; margin-bottom: 40px; }
.filter-search { display: flex; align-items: center; gap: 10px; padding: 12px 18px; border: 1px solid var(--line); border-radius: 999px; flex: 1; min-width: 260px; }
.filter-search span { color: var(--accent); }
.filter-search input { flex: 1; }
.filter-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-tag { padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; font-size: .85rem; color: var(--muted); transition: all .2s ease; }
.filter-tag:hover { color: var(--fg); border-color: var(--accent); }
.filter-tag.active { background: var(--accent); color: var(--bg); border-color: var(--accent); }

/* ========== PROJECT DETAIL ========== */
.project-detail .back { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); margin-bottom: 32px; font-size: .9rem; transition: color .2s ease; }
.project-detail .back:hover { color: var(--accent); }
.project-detail .back span { transition: transform .3s ease; }
.project-detail .back:hover span { transform: translateX(-4px); }
.proj-hero { display: grid; grid-template-columns: 2fr 1fr; gap: 60px; margin-bottom: 60px; align-items: start; }
.proj-hero h1 { font-size: clamp(2.4rem, 6vw, 5rem); letter-spacing: -.04em; font-weight: 600; line-height: 1; margin-bottom: 20px; }
.proj-hero .proj-meta { display: grid; gap: 20px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--bg-2); }
.proj-hero .proj-meta em { color: var(--muted); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; font-style: normal; display: block; margin-bottom: 4px; }
.proj-body { display: grid; gap: 32px; max-width: 780px; font-size: 1.05rem; color: var(--muted); }
.proj-body h3 { color: var(--fg); font-size: 1.4rem; font-weight: 500; letter-spacing: -.01em; margin-top: 20px; }
.proj-body ul { padding-left: 1.3rem; display: grid; gap: 10px; }
.proj-body ul li::marker { color: var(--accent); }
@media (max-width: 860px) { .proj-hero { grid-template-columns: 1fr; } }

/* ========== TIMELINE ========== */
.timeline { list-style: none; position: relative; padding-left: 32px; }
.timeline::before {
    content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 1px; background: var(--line);
}
.timeline li { position: relative; padding-bottom: 40px; }
.timeline li::before {
    content: ''; position: absolute; left: -30px; top: 6px; width: 11px; height: 11px; border-radius: 50%;
    background: var(--bg); border: 2px solid var(--accent); transition: transform .3s ease, box-shadow .3s ease;
}
.timeline li:hover::before { transform: scale(1.3); box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 20%, transparent); }
.timeline li em { font-family: 'JetBrains Mono', monospace; color: var(--accent); font-size: .8rem; font-style: normal; }
.timeline li h3 { font-size: 1.3rem; font-weight: 500; margin: 6px 0 6px; letter-spacing: -.01em; }
.timeline li p { color: var(--muted); max-width: 60ch; }

/* ========== CONTACT ========== */
.contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; align-items: start; }
.contact-form { display: grid; gap: 18px; }
.contact-form label { display: grid; gap: 6px; }
.contact-form label span { font-family: 'JetBrains Mono', monospace; font-size: .75rem; color: var(--muted); letter-spacing: .1em; text-transform: uppercase; }
.contact-form input, .contact-form textarea {
    padding: 14px 16px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px;
    font-size: 1rem; transition: border-color .2s ease, background .2s ease;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); }
.contact-form button { justify-self: start; margin-top: 10px; }
.form-status { color: var(--muted); font-size: .9rem; min-height: 1.2em; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #ff6b6b; }
.contact-side { display: grid; gap: 20px; padding: 28px; border: 1px solid var(--line); border-radius: 18px; background: var(--bg-2); }
.contact-side div { display: grid; gap: 4px; }
.contact-side em { color: var(--muted); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; font-style: normal; }
.contact-side a { color: var(--fg); transition: color .2s ease; }
.contact-side a:hover { color: var(--accent); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ========== FOOTER ========== */
#footer { border-top: 1px solid var(--line); background: var(--bg-2); padding: 60px 8vw 40px; }
.footer-big { font-size: clamp(5rem, 18vw, 14rem); font-weight: 700; letter-spacing: -.05em; line-height: .9; color: transparent; -webkit-text-stroke: 1px var(--line); margin-bottom: 40px; }
.footer-big span { color: var(--accent); -webkit-text-stroke: 0; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
.footer-cols div { display: grid; gap: 6px; }
.footer-cols em { color: var(--muted); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; font-style: normal; margin-bottom: 6px; }
.footer-cols a { color: var(--fg); transition: color .2s ease; font-size: .95rem; }
.footer-cols a:hover { color: var(--accent); }
.footer-meta { display: flex; justify-content: space-between; padding-top: 30px; font-family: 'JetBrains Mono', monospace; font-size: .75rem; color: var(--muted); flex-wrap: wrap; gap: 16px; }
@media (max-width: 620px) { .footer-cols { grid-template-columns: 1fr 1fr; } }

/* ========== WRITING ========== */
.writing-list { display: grid; gap: 4px; max-width: 820px; }
.writing-item {
    display: grid; grid-template-columns: 1fr auto; gap: 4px 24px;
    align-items: baseline;
    padding: 28px 0; border-top: 1px solid var(--line);
}
.writing-item:last-child { border-bottom: 1px solid var(--line); }
.writing-item .w-meta {
    grid-column: 1 / -1;
    font-family: 'JetBrains Mono', monospace; color: var(--accent);
    font-size: .75rem; letter-spacing: .04em; text-transform: lowercase;
}
.writing-item h3 { font-size: 1.35rem; font-weight: 500; letter-spacing: -.01em; margin: 0; }
.writing-item p { color: var(--muted); max-width: 60ch; margin: 6px 0 0; grid-column: 1 / -1; }
.writing-item a {
    color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: .85rem;
    align-self: center;
}
.writing-item a:hover { text-decoration: underline; }
.writing-item .w-status {
    color: var(--muted); font-family: 'JetBrains Mono', monospace; font-size: .8rem;
}
.writing-empty { padding: 60px 0; max-width: 60ch; }
.writing-empty-line {
    font-family: 'JetBrains Mono', monospace; font-size: 1rem; color: var(--fg);
    margin: 0 0 8px;
}
.writing-empty-sub { color: var(--muted); margin: 0; }

/* ========== REVEAL ========== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.revealed { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
}