/* =========================================================
   Anshuman Kumar: portfolio
   Design system: "Aurora" palette (teal → sky, amber accent)
   Themes: dark (default), light, terminal, synthwave, contrast
   ========================================================= */

:root {
    --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-head: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --radius: 18px;
    --radius-sm: 12px;
    --ease: cubic-bezier(.2, .8, .2, 1);
    --max: 1180px;
}

/* ---------- Themes ---------- */
:root, [data-theme="dark"] {
    --bg: #070b14;
    --bg-2: #0b1220;
    --surface: #0f1729;
    --surface-2: #152036;
    --border: rgba(148, 163, 184, .14);
    --border-strong: rgba(148, 163, 184, .28);
    --text: #e7eef8;
    --muted: #93a3bb;
    --primary: #2dd4bf;
    --primary-2: #38bdf8;
    --accent: #fbbf24;
    --accent-2: #fb7185;
    --on-primary: #04111a;
    --good: #34d399;
    --bad: #f87171;
    --glow: rgba(45, 212, 191, .28);
    --blob-1: rgba(45, 212, 191, .22);
    --blob-2: rgba(56, 189, 248, .20);
    --blob-3: rgba(251, 191, 36, .10);
    --shadow: 0 20px 50px rgba(0, 0, 0, .45);
    --grid: rgba(148, 163, 184, .06);
    color-scheme: dark;
}
[data-theme="light"] {
    --bg: #faf8f4;
    --bg-2: #f3efe7;
    --surface: #ffffff;
    --surface-2: #f6f3ed;
    --border: #e7e1d6;
    --border-strong: #d6cebf;
    --text: #122033;
    --muted: #5b6778;
    --primary: #0d9488;
    --primary-2: #0284c7;
    --accent: #d97706;
    --accent-2: #e11d48;
    --on-primary: #ffffff;
    --good: #059669;
    --bad: #dc2626;
    --glow: rgba(13, 148, 136, .22);
    --blob-1: rgba(13, 148, 136, .16);
    --blob-2: rgba(2, 132, 199, .12);
    --blob-3: rgba(217, 119, 6, .10);
    --shadow: 0 18px 40px rgba(18, 32, 51, .10);
    --grid: rgba(18, 32, 51, .05);
    color-scheme: light;
}
[data-theme="terminal"] {
    --font-body: 'JetBrains Mono', ui-monospace, monospace;
    --font-head: 'JetBrains Mono', ui-monospace, monospace;
    --bg: #020702;
    --bg-2: #041004;
    --surface: #061406;
    --surface-2: #0a1f0a;
    --border: rgba(74, 222, 128, .18);
    --border-strong: rgba(74, 222, 128, .35);
    --text: #c6f6c6;
    --muted: #6fbf6f;
    --primary: #22c55e;
    --primary-2: #86efac;
    --accent: #facc15;
    --accent-2: #f97316;
    --on-primary: #021002;
    --good: #4ade80;
    --bad: #f87171;
    --glow: rgba(34, 197, 94, .30);
    --blob-1: rgba(34, 197, 94, .16);
    --blob-2: rgba(134, 239, 172, .10);
    --blob-3: rgba(250, 204, 21, .06);
    --shadow: 0 0 0 1px rgba(74, 222, 128, .08), 0 20px 50px rgba(0, 0, 0, .6);
    --grid: rgba(74, 222, 128, .05);
    --radius: 6px;
    --radius-sm: 4px;
    color-scheme: dark;
}
[data-theme="synthwave"] {
    --bg: #12081f;
    --bg-2: #190c2b;
    --surface: #1f0f36;
    --surface-2: #2a1548;
    --border: rgba(244, 114, 182, .18);
    --border-strong: rgba(244, 114, 182, .38);
    --text: #fbeaff;
    --muted: #c4a6dd;
    --primary: #ff4fd8;
    --primary-2: #8b5cf6;
    --accent: #22d3ee;
    --accent-2: #fde047;
    --on-primary: #1a0526;
    --good: #5eead4;
    --bad: #fb7185;
    --glow: rgba(255, 79, 216, .32);
    --blob-1: rgba(255, 79, 216, .22);
    --blob-2: rgba(139, 92, 246, .24);
    --blob-3: rgba(34, 211, 238, .12);
    --shadow: 0 20px 50px rgba(0, 0, 0, .5);
    --grid: rgba(255, 79, 216, .07);
    color-scheme: dark;
}
[data-theme="contrast"] {
    --bg: #000;
    --bg-2: #000;
    --surface: #000;
    --surface-2: #111;
    --border: #fff;
    --border-strong: #fff;
    --text: #fff;
    --muted: #e5e5e5;
    --primary: #ffd400;
    --primary-2: #ffd400;
    --accent: #00e5ff;
    --accent-2: #ff6ad5;
    --on-primary: #000;
    --good: #4dff88;
    --bad: #ff6b6b;
    --glow: transparent;
    --blob-1: transparent;
    --blob-2: transparent;
    --blob-3: transparent;
    --shadow: none;
    --grid: transparent;
    color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
    overflow-x: hidden;
    transition: background-color .4s ease, color .4s ease;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.2; margin: 0; letter-spacing: -.01em; }
p { margin: 0; }
::selection { background: var(--primary); color: var(--on-primary); }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; border-radius: 6px; }
kbd {
    font-family: var(--font-mono); font-size: .72rem; line-height: 1;
    padding: .22rem .42rem; border-radius: 6px;
    border: 1px solid var(--border-strong); border-bottom-width: 2px;
    background: var(--surface-2); color: var(--text);
}
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.grad-text {
    background: linear-gradient(120deg, var(--primary), var(--primary-2) 55%, var(--accent));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
[data-theme="contrast"] .grad-text { -webkit-text-fill-color: var(--primary); }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 10px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

.skip-link {
    position: fixed; left: 12px; top: -60px; z-index: 3000;
    background: var(--primary); color: var(--on-primary);
    padding: .5rem 1rem; border-radius: 8px; text-decoration: none; font-weight: 600;
    transition: top .2s ease;
}
.skip-link:focus { top: 12px; }

.scroll-progress {
    position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 1200;
    background: linear-gradient(90deg, var(--primary), var(--primary-2), var(--accent));
    box-shadow: 0 0 12px var(--glow);
}

/* background: aurora blobs + grid */
.backdrop { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.backdrop::before {
    content: ''; position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 75%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(70px); animation: drift 22s ease-in-out infinite alternate; }
.blob.b1 { width: 520px; height: 520px; left: -140px; top: -120px; background: var(--blob-1); }
.blob.b2 { width: 480px; height: 480px; right: -120px; top: 60px; background: var(--blob-2); animation-duration: 26s; }
.blob.b3 { width: 380px; height: 380px; left: 35%; top: 45%; background: var(--blob-3); animation-duration: 30s; }
@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(60px, 40px) scale(1.08); }
    100% { transform: translate(-40px, 80px) scale(.95); }
}

/* ---------- Nav ---------- */
.nav {
    position: sticky; top: 0; z-index: 1000;
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    background: color-mix(in srgb, var(--bg) 72%, transparent);
    border-bottom: 1px solid transparent;
    transition: border-color .3s ease, transform .3s ease;
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav.hide { transform: translateY(-100%); }
.nav-inner { display: flex; align-items: center; gap: 1rem; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--text); font-family: var(--font-head); font-weight: 700; }
.brand-mark {
    width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: var(--on-primary); font-size: .95rem; letter-spacing: -.02em;
    box-shadow: 0 6px 18px var(--glow);
}
.nav-links { display: flex; gap: .25rem; list-style: none; margin: 0 auto; padding: 0; }
.nav-links a {
    display: block; padding: .45rem .8rem; border-radius: 10px;
    color: var(--muted); text-decoration: none; font-size: .93rem; font-weight: 500;
    transition: color .2s ease, background .2s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--surface-2); }
.nav-tools { display: flex; align-items: center; gap: .45rem; }
.tool-btn {
    height: 38px; min-width: 38px; padding: 0 .7rem;
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    border-radius: 11px; border: 1px solid var(--border);
    background: var(--surface); color: var(--muted);
    font: inherit; font-size: .85rem; cursor: pointer;
    transition: color .2s ease, border-color .2s ease, transform .2s var(--ease);
    position: relative;
}
.tool-btn:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.tool-btn .badge-count {
    position: absolute; top: -6px; right: -6px; min-width: 18px; height: 18px; padding: 0 5px;
    border-radius: 999px; font-size: .68rem; font-weight: 700; line-height: 18px;
    background: var(--accent); color: #1a1200;
}
.menu-toggle { display: none; }

/* theme menu */
.theme-menu { position: relative; }
.theme-pop {
    position: absolute; right: 0; top: calc(100% + 10px); z-index: 20;
    width: 230px; padding: .5rem; border-radius: 14px;
    background: var(--surface); border: 1px solid var(--border-strong); box-shadow: var(--shadow);
    opacity: 0; transform: translateY(-6px); pointer-events: none; transition: all .18s var(--ease);
}
.theme-pop.open { opacity: 1; transform: none; pointer-events: auto; }
.theme-pop button {
    width: 100%; display: flex; align-items: center; gap: .7rem;
    padding: .55rem .6rem; border-radius: 9px; border: 0; background: none;
    color: var(--text); font: inherit; font-size: .9rem; cursor: pointer; text-align: left;
}
.theme-pop button:hover, .theme-pop button[aria-checked="true"] { background: var(--surface-2); }
.theme-pop button[aria-checked="true"]::after { content: '✓'; margin-left: auto; color: var(--primary); }
.swatch { width: 22px; height: 22px; border-radius: 7px; border: 1px solid var(--border-strong); flex-shrink: 0; }
.sw-dark { background: linear-gradient(135deg, #070b14 50%, #2dd4bf 50%); }
.sw-light { background: linear-gradient(135deg, #faf8f4 50%, #0d9488 50%); }
.sw-terminal { background: linear-gradient(135deg, #020702 50%, #22c55e 50%); }
.sw-synthwave { background: linear-gradient(135deg, #12081f 50%, #ff4fd8 50%); }
.sw-contrast { background: linear-gradient(135deg, #000 50%, #ffd400 50%); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
    padding: .8rem 1.35rem; border-radius: 12px;
    font: inherit; font-weight: 600; font-size: .96rem; text-decoration: none;
    border: 1px solid transparent; cursor: pointer;
    transition: transform .25s var(--ease), box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: var(--on-primary);
    box-shadow: 0 10px 26px var(--glow);
}
.btn-primary:hover { box-shadow: 0 14px 34px var(--glow); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: .5rem .9rem; font-size: .86rem; border-radius: 10px; }
.btn:disabled { opacity: .7; cursor: progress; transform: none; }

/* ---------- Sections ---------- */
section { padding: 96px 0; position: relative; }
.section-head { max-width: 720px; margin-bottom: 2.75rem; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    font-family: var(--font-mono); font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
    color: var(--primary); margin-bottom: .8rem;
}
.eyebrow::before { content: ''; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }
.section-title { font-size: clamp(2rem, 4vw, 2.7rem); font-weight: 700; margin-bottom: .75rem; }
.section-sub { color: var(--muted); font-size: 1.05rem; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

.card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    position: relative; overflow: hidden;
    transition: border-color .3s ease, transform .35s var(--ease), box-shadow .35s ease;
}
.card.glow::after {
    content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
    background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--primary) 14%, transparent), transparent 45%);
    opacity: 0; transition: opacity .3s ease;
}
.card.glow:hover::after { opacity: 1; }
.card.lift:hover { transform: translateY(-6px); border-color: var(--border-strong); box-shadow: var(--shadow); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 64px; min-height: calc(100vh - 68px); display: flex; align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 3.5rem; align-items: center; }
.pill {
    display: inline-flex; align-items: center; gap: .55rem;
    padding: .38rem .9rem; border-radius: 999px; font-size: .85rem; font-weight: 600;
    color: var(--good); background: color-mix(in srgb, var(--good) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--good) 35%, transparent);
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--good); animation: pulse 2s infinite; }
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--good) 60%, transparent); }
    70% { box-shadow: 0 0 0 10px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
}
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.1rem); font-weight: 700; letter-spacing: -.035em; margin: 1.2rem 0 .9rem; }
.hero-typed { font-size: clamp(1.15rem, 2.2vw, 1.45rem); color: var(--muted); min-height: 2.2rem; }
.typed { color: var(--text); font-weight: 600; }
.caret {
    display: inline-block; width: 2px; height: 1.15em; margin-left: 3px; vertical-align: -.18em;
    background: var(--primary); animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero-lede { color: var(--muted); font-size: 1.07rem; max-width: 560px; margin: 1.1rem 0 2rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; margin-top: 2rem; color: var(--muted); font-size: .9rem; }
.socials { display: flex; gap: .5rem; }
.socials a {
    width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px;
    border: 1px solid var(--border); background: var(--surface); color: var(--muted);
    text-decoration: none; transition: all .25s var(--ease);
}
.socials a:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-3px); }
.hero-tip { font-size: .86rem; }
@media (hover: none) { .hero-tip, .kbd-only { display: none !important; } }

.hero-visual { position: relative; justify-self: center; width: min(400px, 100%); }
.portrait-ring {
    position: relative; aspect-ratio: 1; border-radius: 32px; padding: 3px;
    background: conic-gradient(from var(--angle, 0deg), var(--primary), var(--primary-2), var(--accent), var(--accent-2), var(--primary));
    animation: spin-ring 8s linear infinite;
    box-shadow: 0 30px 80px var(--glow);
}
@property --angle { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
@keyframes spin-ring { to { --angle: 360deg; } }
.portrait-ring img { width: 100%; height: 100%; object-fit: cover; border-radius: 29px; background: var(--surface); }
.float-chip {
    position: absolute; display: inline-flex; align-items: center; gap: .45rem;
    padding: .5rem .8rem; border-radius: 12px; font-size: .82rem; font-weight: 600;
    background: color-mix(in srgb, var(--surface) 88%, transparent); border: 1px solid var(--border-strong);
    backdrop-filter: blur(8px); box-shadow: var(--shadow); color: var(--text);
    animation: bob 5s ease-in-out infinite;
}
.float-chip i { color: var(--primary); }
.float-chip.c1 { left: -28px; top: 12%; }
.float-chip.c2 { right: -26px; top: 42%; animation-delay: -1.6s; }
.float-chip.c3 { left: -10px; bottom: 8%; animation-delay: -3.2s; }
@keyframes bob { 50% { transform: translateY(-10px); } }

.stats-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 4rem; }
.stat { padding: 1.3rem 1.4rem; }
.stat b { display: block; font-family: var(--font-head); font-size: 2.1rem; line-height: 1.1; }
.stat > span { color: var(--muted); font-size: .9rem; }

/* ---------- About + Now ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; align-items: start; }
.about-text p { color: var(--muted); font-size: 1.05rem; margin-bottom: 1.1rem; }
.about-text strong { color: var(--text); }
.now-card { padding: 1.6rem 1.7rem; }
.now-card h3 { display: flex; align-items: center; gap: .6rem; font-size: 1.15rem; margin-bottom: 1.1rem; }
.now-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.now-list li { display: grid; grid-template-columns: 34px 1fr; gap: .8rem; align-items: start; }
.now-list .ico {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
    background: color-mix(in srgb, var(--primary) 14%, transparent); color: var(--primary);
}
.now-list b { display: block; font-size: .95rem; }
.now-list span { color: var(--muted); font-size: .9rem; }
.now-stamp { margin-top: 1.2rem; font-family: var(--font-mono); font-size: .75rem; color: var(--muted); }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 900px; margin: 0 auto; }
.timeline::before {
    content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; transform: translateX(-50%);
    background: linear-gradient(var(--primary), var(--primary-2), var(--accent));
    opacity: .5;
}
.tl-item { position: relative; width: 50%; padding: 0 2.5rem 2.2rem; }
.tl-item:nth-child(odd) { left: 0; text-align: right; }
.tl-item:nth-child(even) { left: 50%; }
.tl-item::before {
    content: ''; position: absolute; top: 1.4rem; width: 14px; height: 14px; border-radius: 50%;
    background: var(--bg); border: 3px solid var(--primary); box-shadow: 0 0 0 5px color-mix(in srgb, var(--primary) 18%, transparent);
}
.tl-item:nth-child(odd)::before { right: -7px; }
.tl-item:nth-child(even)::before { left: -7px; }
.tl-card { padding: 1.2rem 1.35rem; text-align: left; }
.tl-date { font-family: var(--font-mono); font-size: .76rem; color: var(--primary); font-weight: 600; letter-spacing: .04em; }
.tl-card h3 { font-size: 1.08rem; margin: .3rem 0 .15rem; }
.tl-org { color: var(--muted); font-size: .9rem; font-style: italic; }
.tl-card ul { margin: .6rem 0 0; padding-left: 1.1rem; color: var(--muted); font-size: .92rem; }
.tl-card li { margin-bottom: .25rem; }
.tl-card strong { color: var(--text); }
.tl-tag {
    display: inline-block; margin-top: .6rem; padding: .15rem .55rem; border-radius: 999px;
    font-size: .72rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em;
    background: var(--surface-2); color: var(--muted);
}
.tl-item.highlight .tl-card { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent); }

/* ---------- Projects ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.chip {
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .45rem .95rem; border-radius: 999px;
    border: 1px solid var(--border); background: var(--surface); color: var(--muted);
    font: inherit; font-size: .88rem; font-weight: 600; cursor: pointer;
    transition: all .2s var(--ease);
}
.chip:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }
.chip.active, .chip[aria-pressed="true"] {
    color: var(--on-primary); border-color: transparent;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    box-shadow: 0 6px 18px var(--glow);
}
.chip .n { font-size: .75rem; padding: 0 .4rem; border-radius: 999px; background: color-mix(in srgb, currentColor 18%, transparent); }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 1.4rem; }
.project { display: flex; flex-direction: column; }
.project.hidden { display: none; }
.project.dim { opacity: .28; filter: grayscale(.6); transform: scale(.98); }
.project.match { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 22%, transparent); }
.project-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.project-media img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .6s var(--ease); }
.project:hover .project-media img { transform: scale(1.05); }
.ci-badge {
    position: absolute; left: 12px; top: 12px; z-index: 2;
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .28rem .6rem; border-radius: 999px; font-size: .72rem; font-weight: 700;
    background: rgba(3, 8, 18, .78); color: #e2e8f0; backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, .12);
}
.ci-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #94a3b8; }
.ci-badge.pass .dot { background: #34d399; box-shadow: 0 0 8px #34d399; }
.ci-badge.fail .dot { background: #f87171; }
.ci-badge.run .dot { background: #fbbf24; animation: blink 1s steps(1) infinite; }
.live-toggle {
    position: absolute; right: 12px; top: 12px; z-index: 2;
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .3rem .65rem; border-radius: 999px; font: inherit; font-size: .72rem; font-weight: 700;
    background: rgba(3, 8, 18, .78); color: #e2e8f0; border: 1px solid rgba(255, 255, 255, .15);
    cursor: pointer; backdrop-filter: blur(6px);
}
.live-toggle:hover { border-color: #2dd4bf; color: #2dd4bf; }
.ticker {
    position: absolute; inset: 0; z-index: 1; padding: 44px 12px 10px;
    background: rgba(3, 8, 18, .94); color: #cbd5e1;
    font-family: var(--font-mono); font-size: .72rem;
    display: none; flex-direction: column; gap: 4px; overflow: hidden;
}
.ticker.on { display: flex; }
.ticker .row { display: grid; grid-template-columns: 52px 60px 34px 1fr auto; gap: 8px; align-items: center; animation: slidein .35s var(--ease); white-space: nowrap; }
.ticker .row .flag { padding: 1px 6px; border-radius: 6px; font-weight: 700; font-size: .66rem; }
.ticker .flag.ok { color: #86efac; background: rgba(52, 211, 153, .12); }
.ticker .flag.alert { color: #fecaca; background: rgba(248, 113, 113, .2); }
.ticker .row.alert { color: #fff; }
.ticker-note { margin-top: auto; color: #64748b; font-size: .66rem; }
@keyframes slidein { from { opacity: 0; transform: translateY(-6px); } }

.project-body { padding: 1.35rem 1.4rem 1.4rem; display: flex; flex-direction: column; flex: 1; }
.project-kicker { font-family: var(--font-mono); font-size: .74rem; color: var(--muted); display: flex; justify-content: space-between; gap: .5rem; }
.project h3 { font-size: 1.28rem; margin: .45rem 0 .55rem; }
.project p.desc { color: var(--muted); font-size: .95rem; }
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; margin: 1.1rem 0; }
.metric { padding: .7rem .8rem; border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border); }
.metric b { display: block; font-family: var(--font-head); font-size: 1.3rem; line-height: 1.15; }
.metric span { font-size: .78rem; color: var(--muted); line-height: 1.35; display: block; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
    font-family: var(--font-mono); font-size: .72rem; padding: .22rem .55rem; border-radius: 7px;
    background: color-mix(in srgb, var(--primary) 10%, transparent); color: var(--primary);
    border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
}
.project-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: auto; padding-top: 1.2rem; }

/* ---------- Skills map ---------- */
.skills-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.5rem; align-items: start; }
.skill-groups { display: grid; gap: 1rem; }
.skill-group { padding: 1.2rem 1.3rem; }
.skill-group h3 { font-size: .95rem; display: flex; align-items: center; gap: .55rem; margin-bottom: .8rem; }
.skill-group h3 i { color: var(--primary); }
.skill-chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.skill-chips .chip { font-size: .84rem; padding: .38rem .8rem; }
.skill-panel { padding: 1.4rem; position: sticky; top: 96px; }
.skill-panel h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.skill-panel p { color: var(--muted); font-size: .93rem; }
.used-in { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .5rem; }
.used-in a, .used-in div {
    display: flex; align-items: center; gap: .6rem; padding: .6rem .75rem; border-radius: 10px;
    background: var(--surface-2); border: 1px solid var(--border); color: var(--text); text-decoration: none; font-size: .9rem;
}
.used-in a:hover { border-color: var(--primary); }
.used-in i { color: var(--primary); width: 1rem; text-align: center; }
.certs { margin-top: 1.4rem; padding-top: 1.2rem; border-top: 1px solid var(--border); }
.certs h4 { font-size: .9rem; margin-bottom: .6rem; }
.certs ul { margin: 0; padding-left: 1.1rem; color: var(--muted); font-size: .88rem; }

/* ---------- Ask (chat) ---------- */
.ask-wrap { display: grid; grid-template-columns: 1fr 1.25fr; gap: 2rem; align-items: center; }
.ask-copy p { color: var(--muted); margin-bottom: 1rem; }
.chatbox { display: flex; flex-direction: column; height: 460px; }
.chat-head { display: flex; align-items: center; gap: .7rem; padding: .9rem 1.1rem; border-bottom: 1px solid var(--border); }
.chat-avatar {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: var(--on-primary); font-weight: 700; font-size: .85rem;
}
.chat-head b { display: block; font-size: .95rem; }
.chat-head span { font-size: .76rem; color: var(--muted); }
.chat-log { flex: 1; overflow-y: auto; padding: 1rem 1.1rem; display: flex; flex-direction: column; gap: .7rem; }
.msg { max-width: 88%; padding: .65rem .85rem; border-radius: 14px; font-size: .92rem; line-height: 1.5; animation: slidein .25s var(--ease); }
.msg.bot { background: var(--surface-2); border: 1px solid var(--border); border-top-left-radius: 4px; align-self: flex-start; }
.msg.user { background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: var(--on-primary); border-top-right-radius: 4px; align-self: flex-end; }
.msg .src { display: block; margin-top: .4rem; font-size: .75rem; color: var(--muted); }
.msg .src a { color: var(--primary); }
.msg.typing span { display: inline-block; width: 6px; height: 6px; margin: 0 2px; border-radius: 50%; background: var(--muted); animation: dots 1.2s infinite; }
.msg.typing span:nth-child(2) { animation-delay: .15s; }
.msg.typing span:nth-child(3) { animation-delay: .3s; }
@keyframes dots { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
.chat-suggest { display: flex; gap: .4rem; flex-wrap: wrap; padding: 0 1.1rem .7rem; }
.chat-suggest .chip { font-size: .78rem; padding: .3rem .7rem; font-weight: 500; }
.chat-form { display: flex; gap: .5rem; padding: .8rem; border-top: 1px solid var(--border); }
.chat-form input {
    flex: 1; min-width: 0; padding: .7rem .9rem; border-radius: 11px;
    border: 1px solid var(--border); background: var(--bg-2); color: var(--text); font: inherit; font-size: .93rem;
}
.chat-form input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent); }

.chat-fab {
    position: fixed; right: 22px; bottom: 22px; z-index: 950;
    display: inline-flex; align-items: center; gap: .55rem;
    padding: .8rem 1.05rem; border-radius: 999px; border: 0; cursor: pointer;
    background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: var(--on-primary);
    font: inherit; font-weight: 700; font-size: .9rem; box-shadow: 0 12px 30px var(--glow);
    transition: transform .25s var(--ease), opacity .25s ease;
}
.chat-fab:hover { transform: translateY(-3px); }
.chat-fab.away { opacity: 0; pointer-events: none; transform: translateY(20px); }
.back-to-top {
    position: fixed; right: 22px; bottom: 84px; z-index: 940;
    width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--border-strong); cursor: pointer;
    background: var(--surface); color: var(--text); box-shadow: var(--shadow);
    opacity: 0; transform: translateY(12px); pointer-events: none; transition: all .3s var(--ease);
}
.back-to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.back-to-top:hover { color: var(--primary); border-color: var(--primary); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.3fr; gap: 1.6rem; align-items: start; }
.contact-side { display: grid; gap: .9rem; }
.contact-item { display: flex; align-items: center; gap: .9rem; padding: 1rem 1.1rem; }
.contact-item .ico {
    width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0;
    background: color-mix(in srgb, var(--primary) 14%, transparent); color: var(--primary); font-size: 1.05rem;
}
.contact-item .body { flex: 1; min-width: 0; }
.contact-item h3 { font-size: .92rem; font-family: var(--font-body); font-weight: 600; }
.contact-item p, .contact-item a { color: var(--muted); font-size: .9rem; text-decoration: none; overflow-wrap: anywhere; }
.contact-item a:hover { color: var(--primary); }
.copy-btn {
    width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0; cursor: pointer;
    border: 1px solid var(--border); background: var(--surface-2); color: var(--muted); transition: all .2s ease;
}
.copy-btn:hover { color: var(--primary); border-color: var(--primary); }
.copy-btn.copied { background: var(--good); border-color: var(--good); color: #fff; }

.form-card { padding: 1.8rem; }
.contact-form { display: grid; gap: 1rem; }
.contact-form[hidden], .form-success[hidden] { display: none !important; }
.form-label { font-weight: 600; font-size: .95rem; }
.topic-chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { position: relative; display: flex; flex-direction: column; }
.field input, .field textarea {
    width: 100%; padding: 1.35rem .95rem .5rem; border-radius: 12px;
    border: 1.5px solid var(--border); background: var(--bg-2); color: var(--text);
    font: inherit; font-size: .98rem; transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { resize: vertical; min-height: 150px; padding-bottom: 1.6rem; }
.field label { position: absolute; left: .95rem; top: .95rem; color: var(--muted); pointer-events: none; transition: all .18s ease; font-size: .95rem; }
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label { top: .38rem; font-size: .72rem; font-weight: 600; color: var(--primary); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 16%, transparent); }
.field.valid input, .field.valid textarea { border-color: var(--good); }
.field.invalid input, .field.invalid textarea { border-color: var(--bad); box-shadow: 0 0 0 4px color-mix(in srgb, var(--bad) 14%, transparent); }
.field.invalid label { color: var(--bad) !important; }
.field-error { color: var(--bad); font-size: .8rem; margin-top: .3rem; }
.field-error:empty { display: none; }
.char-count { position: absolute; right: .85rem; bottom: .5rem; font-size: .72rem; color: var(--muted); }
.field.invalid .char-count { bottom: 1.9rem; }
.char-count.near-limit { color: var(--accent); font-weight: 600; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-buttons { display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; }
.send-btn .send-busy { display: none; align-items: center; gap: .5rem; }
.send-btn.busy .send-label { display: none; }
.send-btn.busy .send-busy { display: inline-flex; }
.spinner { width: 16px; height: 16px; border: 2px solid color-mix(in srgb, var(--on-primary) 35%, transparent); border-top-color: var(--on-primary); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-note { font-size: .82rem; color: var(--muted); }
.form-status:empty { display: none; }
.form-status { padding: .8rem 1rem; border-radius: 10px; font-size: .9rem; }
.form-status.error { background: color-mix(in srgb, var(--bad) 12%, transparent); border: 1px solid color-mix(in srgb, var(--bad) 40%, transparent); color: var(--bad); }
.form-status a { color: inherit; font-weight: 600; }
.contact-form.shake { animation: shake .4s ease; }
@keyframes shake { 20%, 60% { transform: translateX(-8px); } 40%, 80% { transform: translateX(8px); } }
.form-success { text-align: center; padding: 2.5rem 1rem; }
.form-success h3 { font-size: 1.6rem; margin: 1rem 0 .5rem; }
.form-success p { color: var(--muted); margin-bottom: 1.5rem; }
.success-check svg { width: 84px; height: 84px; margin: 0 auto; }
.success-check circle { fill: none; stroke: var(--good); stroke-width: 3; stroke-dasharray: 151; stroke-dashoffset: 151; animation: draw .6s ease forwards; }
.success-check path { fill: none; stroke: var(--good); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 36; stroke-dashoffset: 36; animation: draw .4s ease .5s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 2.2rem 0 5.5rem; color: var(--muted); font-size: .88rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; }
.footer a { color: var(--muted); }
.footer a:hover { color: var(--primary); }
.secret-meter { display: inline-flex; align-items: center; gap: .5rem; background: none; border: 0; color: inherit; font: inherit; cursor: pointer; padding: 0; }
.secret-meter .bar { width: 90px; height: 6px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.secret-meter .bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .5s var(--ease); }

/* ---------- Overlays: palette, terminal, achievements ---------- */
.overlay {
    position: fixed; inset: 0; z-index: 2500;
    background: color-mix(in srgb, #020617 60%, transparent); backdrop-filter: blur(6px);
    display: flex; align-items: flex-start; justify-content: center;
    padding: 11vh 16px 16px; opacity: 0; transition: opacity .18s ease;
}
.overlay[hidden] { display: none; }
.overlay.open { opacity: 1; }
.modal {
    width: 100%; border-radius: 16px; overflow: hidden;
    background: var(--surface); border: 1px solid var(--border-strong); box-shadow: 0 30px 90px rgba(0, 0, 0, .5);
    transform: translateY(-8px) scale(.98); transition: transform .2s var(--ease);
}
.overlay.open .modal { transform: none; }
.palette { max-width: 620px; }
.palette-input { display: flex; align-items: center; gap: .75rem; padding: 1rem 1.1rem; border-bottom: 1px solid var(--border); color: var(--muted); }
.palette-input input { flex: 1; border: 0; outline: 0; background: transparent; color: var(--text); font: inherit; font-size: 1.05rem; }
.palette-list { list-style: none; margin: 0; padding: .4rem; max-height: 52vh; overflow-y: auto; }
.palette-list .group { padding: .55rem .8rem .3rem; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.palette-list li.item { display: flex; align-items: center; gap: .8rem; padding: .62rem .8rem; border-radius: 10px; cursor: pointer; }
.palette-list li.item i { width: 1.2rem; text-align: center; color: var(--muted); }
.palette-list li.item span { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.palette-list li.item em { font-style: normal; font-size: .76rem; color: var(--muted); }
.palette-list li.item.sel { background: color-mix(in srgb, var(--primary) 14%, transparent); }
.palette-list li.item.sel i { color: var(--primary); }
.palette-list li.empty { padding: 1.2rem; text-align: center; color: var(--muted); }
.palette-foot { display: flex; gap: 1.2rem; padding: .6rem 1rem; border-top: 1px solid var(--border); font-size: .76rem; color: var(--muted); }

.terminal { max-width: 780px; background: #070d1a; border-color: color-mix(in srgb, var(--primary) 35%, transparent); font-family: var(--font-mono); font-size: .88rem; }
.terminal-bar { display: flex; align-items: center; gap: .45rem; padding: .7rem .9rem; background: #0c1426; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.terminal-bar .dot { width: 12px; height: 12px; border-radius: 50%; border: 0; padding: 0; }
.dot.red { background: #ff5f57; cursor: pointer; } .dot.yellow { background: #febc2e; } .dot.green { background: #28c840; }
.terminal-title { margin: 0 auto; color: #94a3b8; font-size: .78rem; transform: translateX(-24px); }
.terminal-body { position: relative; height: min(54vh, 400px); overflow-y: auto; padding: .9rem 1rem .3rem; color: #cbd5e1; }
.term-out { white-space: pre-wrap; word-break: break-word; margin-bottom: .45rem; line-height: 1.5; }
.term-out b { color: #5eead4; font-weight: 600; }
.term-out a { color: #7dd3fc; }
.term-out.err { color: #fca5a5; }
.term-out.ok { color: #86efac; }
.term-out.art { color: #5eead4; line-height: 1.25; }
.term-out .k { color: #fbbf24; }
.prompt { color: #34d399; margin-right: .5rem; white-space: nowrap; }
.terminal-line { display: flex; align-items: center; padding: .4rem 1rem 1rem; }
.terminal-line input { flex: 1; min-width: 0; background: transparent; border: 0; outline: 0; color: #f8fafc; font: inherit; caret-color: #34d399; }
.term-canvas { display: block; margin: .4rem 0 .6rem; border: 1px solid rgba(94, 234, 212, .35); border-radius: 8px; background: #030712; max-width: 100%; }
.matrix-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }

.achievements { max-width: 520px; }
.ach-head { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.2rem; border-bottom: 1px solid var(--border); }
.ach-head h3 { font-size: 1.1rem; }
.ach-close { background: none; border: 0; color: var(--muted); font-size: 1.1rem; cursor: pointer; }
.ach-progress { padding: 1rem 1.2rem 0; color: var(--muted); font-size: .88rem; }
.ach-progress .bar { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; margin-top: .5rem; }
.ach-progress .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .5s var(--ease); }
.ach-list { list-style: none; margin: 0; padding: 1rem 1.2rem 1.3rem; display: grid; gap: .6rem; }
.ach-list li { display: grid; grid-template-columns: 42px 1fr; gap: .8rem; align-items: center; padding: .7rem; border-radius: 12px; border: 1px solid var(--border); background: var(--surface-2); }
.ach-list .medal { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; font-size: 1.2rem; background: var(--bg-2); filter: grayscale(1); opacity: .5; }
.ach-list li.got .medal { filter: none; opacity: 1; background: color-mix(in srgb, var(--accent) 18%, transparent); }
.ach-list b { display: block; font-size: .93rem; }
.ach-list span { font-size: .82rem; color: var(--muted); }
.ach-list li:not(.got) b { color: var(--muted); }

.toast {
    position: fixed; left: 50%; bottom: 26px; z-index: 3000;
    transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
    display: inline-flex; align-items: center; gap: .6rem;
    padding: .7rem 1.1rem; border-radius: 999px; max-width: calc(100vw - 32px);
    background: var(--text); color: var(--bg); font-size: .9rem; font-weight: 500;
    box-shadow: var(--shadow); transition: all .25s var(--ease);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.confetti { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 2800; display: none; }
.confetti.on { display: block; }

/* ---------- Case study pages ---------- */
.case-hero { padding: 64px 0 40px; }
.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 1.2rem; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--primary); }
.case-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -.03em; margin-bottom: 1rem; }
.case-hero .lede { color: var(--muted); font-size: 1.12rem; max-width: 760px; }
.case-hero .project-actions { padding-top: 1.6rem; }
.case-shot { margin-top: 2.2rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); }
.case-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.case-metrics .metric { padding: 1.1rem 1.2rem; background: var(--surface); }
.case-metrics .metric b { font-size: 1.7rem; }
.case-body { display: grid; grid-template-columns: 220px 1fr; gap: 3rem; align-items: start; }
.toc { position: sticky; top: 96px; font-size: .88rem; }
.toc a { display: block; padding: .35rem .7rem; border-left: 2px solid var(--border); color: var(--muted); text-decoration: none; }
.toc a:hover, .toc a.active { color: var(--primary); border-left-color: var(--primary); }
.case-section { padding: 0 0 3rem; }
.case-section h2 { font-size: 1.6rem; margin-bottom: 1rem; }
.case-section p, .case-section li { color: var(--muted); }
.case-section p + p { margin-top: .9rem; }
.case-section strong { color: var(--text); }
.case-section ul { padding-left: 1.2rem; margin: .6rem 0 0; }
.case-section li { margin-bottom: .45rem; }
.pipeline { display: flex; flex-wrap: wrap; align-items: stretch; gap: .5rem; margin: 1.2rem 0 .5rem; }
.stage { flex: 1 1 140px; padding: .85rem .9rem; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); position: relative; }
.stage b { display: block; font-size: .9rem; }
.stage span { font-size: .78rem; color: var(--muted); display: block; line-height: 1.4; }
.stage small { display: block; margin-top: .35rem; font-family: var(--font-mono); font-size: .68rem; color: var(--primary); }
.arrow { align-self: center; color: var(--primary); font-size: 1rem; flex: 0 0 auto; }
.decisions { display: grid; gap: .8rem; margin-top: 1rem; }
.decision { padding: 1rem 1.1rem; }
.decision b { display: block; margin-bottom: .25rem; }
.decision p { font-size: .93rem; }
.result-table { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: .92rem; }
.result-table th, .result-table td { text-align: left; padding: .65rem .8rem; border-bottom: 1px solid var(--border); }
.result-table th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.result-table td:last-child { font-weight: 600; color: var(--text); }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.table-wrap .result-table { margin: 0; }
.case-next { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.case-next a { padding: 1.2rem 1.3rem; text-decoration: none; color: var(--text); }
.case-next a span { font-size: .8rem; color: var(--muted); }
.case-next a b { display: block; font-family: var(--font-head); font-size: 1.1rem; margin-top: .2rem; }
.case-next a:last-child { text-align: right; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
    .hero-visual { width: min(320px, 80%); }
    .stats-strip { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .skills-layout, .ask-wrap, .contact-grid { grid-template-columns: 1fr; }
    .skill-panel { position: static; }
    .case-body { grid-template-columns: 1fr; }
    .toc { display: none; }
    .case-metrics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
    .nav-links {
        position: fixed; left: 0; right: 0; top: 68px; flex-direction: column; gap: 0; margin: 0;
        padding: .6rem 16px 1rem; background: var(--bg); border-bottom: 1px solid var(--border);
        transform: translateY(-120%); transition: transform .3s var(--ease); z-index: -1;
    }
    .nav-links.open { transform: none; }
    .nav-links a { padding: .8rem .6rem; font-size: 1rem; }
    .menu-toggle { display: inline-flex; }
    .nav-tools { margin-left: auto; }
    .tool-btn .label, .tool-btn kbd { display: none; }
    .timeline::before { left: 8px; }
    .tl-item, .tl-item:nth-child(even) { width: 100%; left: 0; padding: 0 0 1.6rem 2.2rem; text-align: left; }
    .tl-item:nth-child(odd)::before, .tl-item:nth-child(even)::before { left: 1px; right: auto; }
}
@media (max-width: 640px) {
    .container { padding: 0 16px; }
    section { padding: 72px 0; }
    .hero { padding-top: 40px; min-height: auto; }
    .float-chip { display: none; }
    .projects-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .form-card { padding: 1.2rem; }
    .chatbox { height: 480px; }
    .chat-fab .label { display: none; }
    .chat-fab { padding: .9rem; }
    .palette-foot { display: none; }
    .terminal-title { display: none; }
    .case-next { grid-template-columns: 1fr; }
    .case-next a:last-child { text-align: left; }
    .brand .name { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
    .reveal { opacity: 1; transform: none; }
}
@media (max-width: 420px) { #open-terminal { display: none; } .nav-tools { gap: .35rem; } }