/* ---------- Theme ---------- */
:root {
  --a1: #36e2ff;            /* electric cyan */
  --a2: #8b5cff;            /* violet */
  --a3: #ff4fa3;            /* magenta, used sparingly */
  --ok: #3ee59a;
  --warn: #ffb547;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
  --radius: 18px;
  --max: 1180px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

[data-theme="dark"] {
  --bg: #05070f;
  --bg-2: #0a0e1c;
  --ink: #eef2ff;
  --ink-soft: #a9b3cf;
  --ink-faint: #6b7594;
  --line: rgb(255 255 255 / 9%);
  --glass: rgb(255 255 255 / 4%);
  --glass-strong: rgb(255 255 255 / 7%);
  --art-fill: #0d1428;
  --art-stroke: #2a3658;
  --shadow: 0 20px 60px -20px rgb(0 0 0 / 70%);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-2: #eceff7;
  --ink: #0a0f1f;
  --ink-soft: #3b4563;
  --ink-faint: #6a7392;
  --line: rgb(10 15 31 / 10%);
  --glass: rgb(255 255 255 / 70%);
  --glass-strong: rgb(255 255 255 / 90%);
  --art-fill: #ffffff;
  --art-stroke: #c9d0e4;
  --shadow: 0 20px 50px -24px rgb(20 30 70 / 35%);
  --a1: #0094c6;
  --a2: #6a3df0;
  color-scheme: light;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
/* film grain */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 100; pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
[data-theme="light"] body::after { opacity: .035; }

img { display: block; max-width: 100%; height: auto; }
a { color: var(--a1); text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--a1); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { line-height: 1.1; margin: 0 0 .5em; letter-spacing: -.02em; }
::selection { background: var(--a2); color: #fff; }

.container { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -999px; top: .5rem; z-index: 200; background: var(--a1); color: #000; padding: .5rem 1rem; border-radius: 8px; }
.skip-link:focus { left: .5rem; }

.gradient-text {
  background: linear-gradient(100deg, var(--a1), var(--a2) 45%, var(--a3) 70%, var(--a1));
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  animation: shimmer 8s linear infinite;
}
@keyframes shimmer { to { background-position: -250% 0; } }

.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: var(--shadow);
}

/* ---------- Scroll progress + cursor glow ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 120; }
.progress span { display: block; height: 100%; width: 100%; transform-origin: 0 50%; transform: scaleX(.001); background: linear-gradient(90deg, var(--a1), var(--a2), var(--a3)); }

.cursor-glow {
  position: fixed; left: 0; top: 0; width: 520px; height: 520px; margin: -260px 0 0 -260px;
  border-radius: 50%; pointer-events: none; z-index: 0;
  background: radial-gradient(circle, color-mix(in srgb, var(--a2) 18%, transparent), transparent 65%);
  opacity: 0; transition: opacity .4s;
  will-change: transform;
}
body.has-pointer .cursor-glow { opacity: 1; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 90;
  transition: background .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom-color: var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .7rem; color: var(--ink); text-decoration: none; font-weight: 700; }
.brand-mark {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px;
  font-size: .72rem; letter-spacing: .06em; color: #fff;
  background: linear-gradient(135deg, var(--a1), var(--a2));
  box-shadow: 0 0 24px -4px var(--a2);
}
.site-nav ul { display: flex; gap: .4rem; list-style: none; margin: 0; padding: 0; }
.site-nav a {
  position: relative; display: block; padding: .45rem .9rem; border-radius: 999px;
  color: var(--ink-soft); text-decoration: none; font-weight: 600; font-size: .95rem;
  transition: color .2s, background .2s;
}
.site-nav a:hover { color: var(--ink); background: var(--glass-strong); }
.site-nav a[aria-current="true"] { color: var(--ink); background: var(--glass-strong); box-shadow: inset 0 0 0 1px var(--line); }
.header-actions { display: flex; align-items: center; gap: .5rem; }

.theme-toggle, .nav-toggle {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  background: var(--glass); border: 1px solid var(--line); color: var(--ink); cursor: pointer;
}
.theme-toggle svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
[data-theme="dark"] .icon-moon, [data-theme="light"] .icon-sun { display: none; }
.nav-toggle { display: none; }
.nav-toggle .bar, .nav-toggle .bar::before, .nav-toggle .bar::after { display: block; width: 18px; height: 2px; background: currentColor; position: relative; content: ""; border-radius: 2px; transition: transform .25s; }
.nav-toggle .bar::before { position: absolute; top: -6px; }
.nav-toggle .bar::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] .bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .bar::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 820px) {
  .brand-name { display: none; }
  .nav-toggle { display: grid; }
  .site-nav {
    position: absolute; inset: 72px 1rem auto 1rem; padding: .5rem;
    background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(18px);
    border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
    opacity: 0; transform: translateY(-8px); pointer-events: none; transition: opacity .2s, transform .2s;
  }
  .site-nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .site-nav ul { flex-direction: column; }
  .site-nav a { padding: .8rem 1rem; }
}

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 120px 0 90px; overflow: hidden; isolation: isolate; }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero-grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
}
.hero::before {
  content: ""; position: absolute; z-index: -1; width: 900px; height: 900px; right: -300px; top: -350px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--a2) 28%, transparent), transparent 60%);
  filter: blur(20px); animation: drift 18s ease-in-out infinite alternate;
}
.hero::after {
  content: ""; position: absolute; z-index: -1; width: 700px; height: 700px; left: -260px; bottom: -320px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--a1) 20%, transparent), transparent 60%);
  filter: blur(20px); animation: drift 22s ease-in-out infinite alternate-reverse;
}
@keyframes drift { to { transform: translate(-80px, 60px) scale(1.1); } }

.hero-inner { position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem; margin: 0 0 1.6rem; padding: .4rem 1rem .4rem .8rem;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft);
  border: 1px solid var(--line); border-radius: 999px; background: var(--glass);
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 var(--ok); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }

.hero h1 { font-size: clamp(3rem, 9vw, 7.2rem); font-weight: 800; letter-spacing: -.045em; line-height: .98; margin-bottom: 1.6rem; }
.h1-line { display: block; }
.hero-role { font-family: var(--mono); font-size: clamp(1rem, 2vw, 1.2rem); color: var(--ink-soft); margin: 0 0 1rem; min-height: 1.7em; }
.typed { color: var(--a1); }
.caret { display: inline-block; width: .6ch; height: 1.1em; margin-left: 2px; vertical-align: -.18em; background: var(--a1); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.lede { font-size: clamp(1.1rem, 2vw, 1.35rem); color: var(--ink-soft); max-width: 46ch; margin: 0 0 2.4rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-bottom: 4rem; }
.btn {
  position: relative; display: inline-flex; align-items: center; gap: .5rem; padding: .95rem 1.6rem;
  border-radius: 14px; font-weight: 700; text-decoration: none; transition: transform .2s var(--ease), box-shadow .3s;
}
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--a1), var(--a2)); box-shadow: 0 10px 40px -10px var(--a2); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 50px -10px var(--a2); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line); background: var(--glass); backdrop-filter: blur(10px); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--a1); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 0; max-width: 860px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--line); }
.stat { background: color-mix(in srgb, var(--bg) 80%, transparent); backdrop-filter: blur(10px); padding: 1.2rem 1.4rem; display: flex; flex-direction: column-reverse; }
.stat dt { font-size: .82rem; color: var(--ink-faint); line-height: 1.35; }
.stat dd { margin: 0 0 .2rem; font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; background: linear-gradient(135deg, var(--ink), var(--ink-soft)); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (max-width: 680px) { .stats { grid-template-columns: repeat(2, 1fr); } }

.scroll-cue { position: absolute; left: 50%; bottom: 28px; width: 26px; height: 42px; margin-left: -13px; border: 2px solid var(--ink-faint); border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--ink-soft); animation: wheel 1.8s infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }
@media (max-height: 760px) { .scroll-cue { display: none; } }

/* ---------- Sections ---------- */
.section { position: relative; padding: clamp(5rem, 11vw, 8.5rem) 0; scroll-margin-top: 72px; }
.section-alt { background: linear-gradient(180deg, transparent, var(--bg-2) 18%, var(--bg-2) 82%, transparent); }
.section-head { margin-bottom: 3rem; max-width: 640px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
.section-head p { color: var(--ink-soft); margin: 0; font-size: 1.1rem; }
.kicker { font-family: var(--mono); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--a1); margin: 0 0 .9rem; }

/* ---------- About ---------- */
.profile { overflow: hidden; }
.profile-banner {
  height: 150px;
  background:
    radial-gradient(circle at 20% 120%, color-mix(in srgb, var(--a1) 70%, transparent), transparent 50%),
    radial-gradient(circle at 80% -20%, color-mix(in srgb, var(--a3) 60%, transparent), transparent 50%),
    linear-gradient(120deg, #0b1440, var(--a2));
  background-size: 140% 140%;
  animation: banner 14s ease-in-out infinite alternate;
}
@keyframes banner { to { background-position: 100% 100%; } }
.profile-top { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 1.5rem; padding: 0 clamp(1.4rem, 4vw, 3rem); margin-top: -70px; }
.avatar-ring {
  position: relative; padding: 4px; border-radius: 50%;
  background: conic-gradient(from var(--spin, 0deg), var(--a1), var(--a2), var(--a3), var(--a1));
  animation: spin 6s linear infinite;
}
@property --spin { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
@keyframes spin { to { --spin: 360deg; } }
.avatar { width: 140px; height: 140px; border-radius: 50%; object-fit: cover; background: var(--bg-2); border: 4px solid var(--bg); }
.profile-id { padding-bottom: .4rem; }
.profile-id h3 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 0 0 .2rem; }
.profile-title { margin: 0; font-weight: 700; color: var(--a1); }
.profile-meta { margin: .2rem 0 0; color: var(--ink-faint); font-size: .93rem; }
.profile-body { padding: 1.8rem clamp(1.4rem, 4vw, 3rem) 2.6rem; max-width: 820px; }
.profile-body p { color: var(--ink-soft); margin: 0 0 1.1em; }
.pull {
  margin-top: 1.6rem !important; padding-left: 1.2rem; border-left: 3px solid; border-image: linear-gradient(var(--a1), var(--a2)) 1;
  font-size: 1.2rem; color: var(--ink) !important; font-weight: 600; line-height: 1.5;
}
.chips { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; margin: 1.8rem 0 0; padding: 0; }
.chips li { padding: .35rem .9rem; border-radius: 999px; font-size: .86rem; font-weight: 600; border: 1px solid var(--line); background: var(--glass-strong); transition: border-color .2s, transform .2s; }
.chips li:hover { border-color: var(--a1); transform: translateY(-2px); }

/* ---------- Principles ---------- */
.principles { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 1.2rem; counter-reset: p; }
.principle { position: relative; padding: 2rem 1.6rem 1.8rem; overflow: hidden; transition: transform .35s var(--ease), border-color .35s; }
.principle::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--a1), var(--a2), transparent);
  transform: scaleX(.001); transition: transform .5s var(--ease);
}
.principle:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--a1) 40%, transparent); }
.principle:hover::before { transform: scaleX(1); }
.p-num { display: block; font-family: var(--mono); font-size: 2.6rem; font-weight: 700; line-height: 1; margin-bottom: 1.2rem; background: linear-gradient(135deg, var(--a1), var(--a2)); -webkit-background-clip: text; background-clip: text; color: transparent; opacity: .85; }
.principle h3 { font-size: 1.2rem; }
.principle p { color: var(--ink-soft); margin: 0; font-size: .98rem; }

/* ---------- Projects ---------- */
.project-grid { display: grid; grid-template-columns: 1fr; gap: 1.6rem; perspective: 1400px; }
@media (min-width: 860px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }

.project {
  --mx: 50%; --my: 50%; --rx: 0deg; --ry: 0deg;
  position: relative; display: flex; flex-direction: column; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--line); box-shadow: var(--shadow);
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition: transform .5s var(--ease), box-shadow .4s;
  isolation: isolate;
}
.project.tilting { transition: transform .08s linear, box-shadow .4s; }
/* animated gradient border, visible on hover */
.project::before {
  content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit; padding: 1px;
  background: conic-gradient(from var(--spin, 0deg), var(--a1), var(--a2), var(--a3), var(--a1));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .4s; animation: spin 5s linear infinite;
}
/* pointer spotlight */
.project::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(420px circle at var(--mx) var(--my), color-mix(in srgb, var(--a1) 14%, transparent), transparent 45%);
  opacity: 0; transition: opacity .3s;
}
.project:hover { box-shadow: 0 30px 80px -30px color-mix(in srgb, var(--a2) 60%, transparent); }
.project:hover::before, .project:hover::after { opacity: 1; }

.project-art { position: relative; margin: .7rem .7rem 0; border-radius: 12px; overflow: hidden; background: radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--a2) 18%, var(--art-fill)), var(--art-fill)); border: 1px solid var(--line); transform: translateZ(30px); }
.project-art::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--line) 1px, transparent 1px); background-size: 16px 16px; pointer-events: none; }
.art { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; }
.project-body { padding: 1.5rem 1.6rem 1.7rem; display: flex; flex-direction: column; flex: 1; transform: translateZ(20px); }
.tag { font-family: var(--mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--a1); margin: 0 0 .5rem; }
.project h3 { font-size: 1.45rem; }
.project-body > p:not(.tag) { color: var(--ink-soft); margin: 0 0 1.4rem; }
.tech { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; margin: auto 0 0; padding: 0; }
.tech li { font-family: var(--mono); font-size: .76rem; padding: .25rem .6rem; border-radius: 6px; background: var(--glass-strong); border: 1px solid var(--line); color: var(--ink-soft); }

/* ---------- SVG art (shared) ---------- */
.art .mono { font-family: var(--mono); font-size: 11px; fill: var(--ink-soft); }
.art .mono.dim { fill: var(--ink-faint); }
.art .center { text-anchor: middle; }
.art .label { font-family: var(--mono); font-size: 10px; fill: var(--ink-faint); text-anchor: middle; letter-spacing: .08em; text-transform: uppercase; }
.art .glyph { fill: none; stroke: var(--a1); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* 1: network */
.art-net .rack > rect:first-child { fill: var(--bg-2); stroke: var(--art-stroke); stroke-width: 1.5; }
.art-net .unit { fill: var(--art-fill); stroke: var(--art-stroke); }
.art-net .slots { stroke: var(--art-stroke); stroke-width: 3; stroke-linecap: round; }
.art-net .led { fill: var(--ok); animation: led 1.4s steps(2) infinite; }
.art-net .l2 { animation-delay: -.5s; fill: var(--a1); }
.art-net .l3 { animation-delay: -.9s; }
@keyframes led { 50% { opacity: .25; } }
.art-net .link { fill: none; stroke: var(--art-stroke); stroke-width: 2; }
.art-net .flow { fill: none; stroke: url(#g-net); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 14 160; animation: flow 2.4s linear infinite; }
.art-net .f2 { animation-delay: -.8s; }
.art-net .f3 { animation-delay: -1.6s; }
@keyframes flow { from { stroke-dashoffset: 174; } to { stroke-dashoffset: 0; } }
.art-net .node circle, .art-net .shield > path:first-child { fill: var(--bg-2); stroke: var(--a2); stroke-width: 1.5; }
.art-net .shield > path:first-child { animation: glow 3s ease-in-out infinite; }
@keyframes glow { 50% { filter: drop-shadow(0 0 8px var(--a2)); } }

/* 2: metadata */
.art-meta .json rect, .art-meta .photo > rect:first-child { fill: var(--bg-2); stroke: var(--art-stroke); stroke-width: 1.5; }
.art-meta .key { fill: var(--a1); font-size: 10px; animation: keyfade 4s infinite; }
.art-meta .k2 { animation-delay: .25s; } .art-meta .k3 { animation-delay: .5s; } .art-meta .k4 { animation-delay: .75s; }
@keyframes keyfade { 0%, 15% { opacity: 1; } 35%, 60% { opacity: .35; } 85%, 100% { opacity: 1; } }
.art-meta .pk { fill: var(--a2); opacity: 0; animation: packet 4s var(--ease) infinite; }
.art-meta .p2 { animation-delay: .25s; } .art-meta .p3 { animation-delay: .5s; } .art-meta .p4 { animation-delay: .75s; }
@keyframes packet { 0% { opacity: 0; transform: translateX(-20px); } 12% { opacity: 1; } 32% { opacity: 1; transform: translateX(48px); } 40%, 100% { opacity: 0; transform: translateX(56px); } }
.art-meta .sky { fill: color-mix(in srgb, var(--a1) 22%, var(--art-fill)); }
.art-meta .sun { fill: var(--warn); }
.art-meta .hill { fill: color-mix(in srgb, var(--a2) 55%, var(--art-fill)); }
.art-meta .exif { fill: var(--a1); transform-box: fill-box; transform-origin: left; animation: exif 4s var(--ease) infinite; }
.art-meta .e2 { animation-delay: .25s; fill: var(--a2); } .art-meta .e3 { animation-delay: .5s; }
@keyframes exif { 0%, 30% { transform: scaleX(.001); } 45%, 90% { transform: scaleX(1); } 100% { transform: scaleX(1); opacity: 0; } }
.art-meta .verify circle { fill: var(--ok); }
.art-meta .verify path { fill: none; stroke: #04110a; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.art-meta .verify { transform-box: fill-box; transform-origin: center; animation: pop 4s var(--ease) infinite; }
@keyframes pop { 0%, 50% { transform: scale(.001); } 60% { transform: scale(1.2); } 66%, 92% { transform: scale(1); } 100% { transform: scale(.001); } }

/* 3: API */
.art-api .clock circle { fill: var(--bg-2); stroke: var(--a1); stroke-width: 1.8; }
.art-api .hand { stroke: var(--a1); stroke-width: 2.2; stroke-linecap: round; transform-origin: 52px 112px; animation: tick 4s steps(8) infinite; }
.art-api .h2 { animation-duration: 32s; }
@keyframes tick { to { transform: rotate(360deg); } }
.art-api .pipe { stroke: var(--art-stroke); stroke-width: 3; }
.art-api .pipe-flow { stroke: var(--a1); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 10 40; animation: pipe 1.2s linear infinite; }
@keyframes pipe { to { stroke-dashoffset: -50; } }
.art-api .stage rect { fill: var(--bg-2); stroke: var(--art-stroke); stroke-width: 1.5; animation: stage 3.6s infinite; }
.art-api .s2 rect { animation-delay: 1.2s; } .art-api .s3 rect { animation-delay: 2.4s; }
@keyframes stage { 0%, 30% { stroke: var(--a1); filter: drop-shadow(0 0 6px var(--a1)); } 34%, 100% { stroke: var(--art-stroke); filter: none; } }
.art-api .check { fill: none; stroke: var(--ok); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 40; animation: draw 3.6s infinite; }
@keyframes draw { 0%, 66% { stroke-dashoffset: 40; } 80%, 100% { stroke-dashoffset: 0; } }
.art-api .vault rect { fill: var(--bg-2); stroke: var(--a2); stroke-width: 1.5; }
.art-api .vault circle { fill: none; stroke: var(--a2); stroke-width: 1.5; }
.art-api .tether { stroke: var(--art-stroke); stroke-dasharray: 3 4; }
.art-api .alert circle { fill: var(--bg-2); stroke: var(--warn); stroke-width: 1.5; animation: alert 3.6s infinite; }
.art-api .alert path:not(.tether) { stroke: var(--warn); stroke-width: 2.4; stroke-linecap: round; }
@keyframes alert { 0%, 70% { filter: none; } 80% { filter: drop-shadow(0 0 8px var(--warn)); } 100% { filter: none; } }

/* 4: AI */
.art-ai .prompt rect:first-child, .art-ai .frame { fill: var(--bg-2); stroke: var(--art-stroke); stroke-width: 1.5; }
.art-ai .line { fill: var(--ink-faint); opacity: .5; transform-box: fill-box; transform-origin: left; animation: type 5s steps(12) infinite; }
.art-ai .ln2 { animation-delay: .4s; } .art-ai .ln3 { animation-delay: .8s; } .art-ai .ln4 { animation-delay: 1.2s; }
@keyframes type { 0% { transform: scaleX(.001); } 25%, 100% { transform: scaleX(1); } }
.art-ai .cursor { fill: var(--a1); animation: blink 1s steps(1) infinite; }
.art-ai .spark path { fill: var(--a3); transform-box: fill-box; transform-origin: center; animation: spark 2.5s var(--ease) infinite; }
@keyframes spark { 0%, 100% { transform: scale(.7) rotate(0deg); opacity: .6; } 50% { transform: scale(1.15) rotate(45deg); opacity: 1; filter: drop-shadow(0 0 10px var(--a3)); } }
.art-ai .c-base { fill: #ffb86b; }
.art-ai .c-shade { fill: #e0773d; }
.art-ai .c-hi { fill: #fff3d6; }
.art-ai .c-ink { fill: none; stroke: #120a1f; stroke-width: 3.5; }
.art-ai .cel > :not(.frame):not(.sw) { transform-box: view-box; animation: celpop 5s var(--ease) infinite; }
@keyframes celpop { 0%, 35% { opacity: 0; transform: translateY(6px); } 50%, 92% { opacity: 1; transform: none; } 100% { opacity: 0; } }
.art-ai .sw1 { fill: #ffb86b; } .art-ai .sw2 { fill: #e0773d; } .art-ai .sw3 { fill: #fff3d6; } .art-ai .sw4 { fill: #120a1f; }

/* ---------- Contact ---------- */
.connect { list-style: none; margin: 0 auto; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 1.2rem; max-width: 820px; }
.connect-card { display: flex; align-items: center; gap: 1.1rem; padding: 1.4rem 1.6rem; color: var(--ink); text-decoration: none; transition: transform .3s var(--ease), border-color .3s; }
.connect-card svg { width: 44px; height: 44px; flex: none; padding: 10px; border-radius: 12px; fill: #fff; background: linear-gradient(135deg, var(--a1), var(--a2)); }
.connect-card strong { display: block; font-size: 1.15rem; }
.connect-card small { color: var(--ink-faint); font-size: .9rem; }
.connect-card .arrow { margin-left: auto; font-size: 1.4rem; color: var(--ink-faint); transition: transform .3s var(--ease), color .3s; }
.connect-card:hover { transform: translateY(-4px); border-color: var(--a1); }
.connect-card:hover .arrow { transform: translateX(6px); color: var(--a1); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 2rem 0; font-size: .9rem; color: var(--ink-faint); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.footer-inner p { margin: 0; }
.mono-note { font-family: var(--mono); font-size: .78rem; }
.to-top { color: var(--ink-soft); text-decoration: none; font-weight: 600; }
.to-top:hover { color: var(--a1); }

/* ---------- Reveal on scroll ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }
.js .project.reveal.in { transform: rotateX(var(--rx)) rotateY(var(--ry)); }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .cursor-glow, .hero-canvas { display: none; }
  .art-meta .pk, .art-meta .verify, .art-ai .cel > * { opacity: 1; transform: none; }
  .art-meta .pk { opacity: 0; }
}

/* ---------- Phones and tablets: drop the expensive compositing ---------- */
@media (max-width: 820px), (pointer: coarse) {
  body::after, .cursor-glow { display: none; }
  .glass, .stat, .btn-ghost { backdrop-filter: none; -webkit-backdrop-filter: none; }
  .glass { background: var(--glass-strong); }
  .stat { background: var(--bg-2); }
  .project { transform: none; transform-style: flat; }
  .project-art, .project-body { transform: none; }
  .hero::before, .hero::after { animation: none; filter: none; }
}