/* ==========================================================================
   Skygravity — Antoine SIMON
   Design tokens → base → layout → components → sections → motion
   ========================================================================== */

:root {
  --bg: #060913;
  --bg-2: #0a1020;
  --surface: rgba(255, 255, 255, .04);
  --surface-2: rgba(255, 255, 255, .07);
  --line: rgba(255, 255, 255, .10);
  --line-2: rgba(255, 255, 255, .18);
  --text: #e9edf6;
  --muted: #9aa7bf;
  --cyan: #1ab2f0;
  --sky: #6fd8ff;
  --blue: #5797bb;
  --violet: #8b7bff;
  --pink: #ff6fb1;
  --ok: #4ade80;
  --grad: linear-gradient(100deg, var(--sky) 0%, var(--violet) 55%, var(--pink) 100%);
  --radius: 20px;
  --radius-sm: 12px;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Sora", "Inter", system-ui, sans-serif;
  --wrap: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --nav-h: 68px;
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1rem/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, figure, dl, dd { margin: 0; }
button { font: inherit; color: inherit; cursor: pointer; }

:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(139, 123, 255, .45); }

/* Bilingual content: the inactive language is removed from layout */
html[lang="fr"] [lang="en"],
html[lang="en"] [lang="fr"] { display: none !important; }

.skip {
  position: fixed; left: 16px; top: -60px; z-index: 100;
  background: #fff; color: #000; padding: 10px 16px; border-radius: 10px; font-weight: 600;
  transition: top .2s;
}
.skip:focus { top: 12px; }

/* ---------- Atmosphere (background layers) ---------- */
.sky {
  position: fixed; inset: 0; z-index: -2; overflow: hidden;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(139, 123, 255, .22), transparent 60%),
    radial-gradient(900px 600px at -5% 20%, rgba(26, 178, 240, .18), transparent 60%),
    radial-gradient(900px 700px at 60% 110%, rgba(255, 111, 177, .12), transparent 60%),
    var(--bg);
}
.sky::after { /* fine grain keeps the gradients from banding */
  content: ""; position: absolute; inset: 0; opacity: .5; mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.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 .5 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
#stars { position: fixed; inset: 0; z-index: -1; width: 100%; height: 100%; pointer-events: none; }

/* ---------- Layout ---------- */
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
section { position: relative; padding-block: clamp(72px, 10vw, 130px); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 .78rem/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase;
  color: var(--sky);
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; opacity: .7; }

.h2 {
  font: 700 clamp(1.9rem, 4.2vw, 3.1rem)/1.1 var(--font-head);
  letter-spacing: -.02em; margin-top: 18px; max-width: 22ch; text-wrap: balance;
}
.sub { color: var(--muted); font-size: 1.08rem; max-width: 56ch; margin-top: 16px; }
.head { margin-bottom: clamp(36px, 5vw, 60px); }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 9, 19, .72);
  -webkit-backdrop-filter: blur(16px) saturate(1.4); backdrop-filter: blur(16px) saturate(1.4);
  border-color: var(--line);
}
.nav .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: inline-flex; align-items: center; gap: 12px; font: 700 .95rem/1 var(--font-head); letter-spacing: .14em; }
.brand-orb {
  width: 26px; height: 26px; border-radius: 50%; position: relative;
  background: radial-gradient(circle at 35% 30%, #fff 0, var(--sky) 18%, var(--violet) 60%, #2a1f7a 100%);
  box-shadow: 0 0 22px rgba(139, 123, 255, .6);
}
.brand-orb::after { /* orbit ring */
  content: ""; position: absolute; inset: -5px -9px; border-radius: 50%;
  border: 1.5px solid rgba(111, 216, 255, .7); transform: rotate(-24deg);
  clip-path: polygon(0 0, 100% 0, 100% 52%, 0 52%);
}

.menu { display: flex; align-items: center; gap: 4px; }
.menu a {
  padding: 10px 14px; border-radius: 999px; font-size: .92rem; font-weight: 500; color: var(--muted);
  transition: color .2s, background .2s;
}
.menu a:hover, .menu a.active { color: var(--text); background: var(--surface-2); }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.lang { display: inline-flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
.lang button {
  border: 0; background: transparent; padding: 6px 12px; border-radius: 999px;
  font: 600 .76rem/1 var(--font-body); letter-spacing: .08em; color: var(--muted); transition: all .2s;
}
.lang button[aria-pressed="true"] { background: var(--text); color: #0a1020; }
.burger { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); position: relative; }
.burger span, .burger::before, .burger::after {
  content: ""; position: absolute; left: 12px; right: 12px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .25s, opacity .2s;
}
.burger::before { top: 14px; } .burger span { top: 20px; } .burger::after { top: 26px; }
.burger[aria-expanded="true"]::before { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"]::after { transform: translateY(-6px) rotate(-45deg); }
.burger[aria-expanded="true"] span { opacity: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 999px;
  font: 600 .95rem/1 var(--font-body); border: 1px solid transparent; transition: transform .2s, box-shadow .25s, background .2s, border-color .2s;
}
.btn svg { width: 18px; height: 18px; transition: transform .25s; }
.btn:hover svg.arrow { transform: translateY(3px); }
.btn-primary { background: var(--grad); color: #07101c; box-shadow: 0 10px 30px -8px rgba(139, 123, 255, .7); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 38px -8px rgba(139, 123, 255, .85); }
.btn-ghost { background: var(--surface); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--surface-2); border-color: rgba(255, 255, 255, .32); transform: translateY(-2px); }

/* ---------- Hero ---------- */
.hero { min-height: 100svh; display: flex; align-items: center; padding-top: calc(var(--nav-h) + 40px); padding-bottom: 80px; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 6vw, 90px); align-items: center; }

.pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 16px 8px 12px; border-radius: 999px;
  border: 1px solid var(--line-2); background: var(--surface); font-size: .85rem; color: var(--muted);
}
.pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 0 0 rgba(111, 216, 255, .6); animation: ping 2.4s infinite; }

h1.name {
  font: 800 clamp(3rem, 8.4vw, 6.6rem)/.95 var(--font-head); letter-spacing: -.035em; margin-top: 26px;
}
h1.name span { display: block; }
.role { font: 600 clamp(1.15rem, 2.4vw, 1.6rem)/1.3 var(--font-head); margin-top: 22px; color: var(--text); }
.lead { color: var(--muted); font-size: clamp(1.02rem, 1.5vw, 1.18rem); max-width: 54ch; margin-top: 18px; }
.cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.stats { display: flex; flex-wrap: wrap; gap: 14px 40px; margin-top: 52px; padding-top: 28px; border-top: 1px solid var(--line); }
.stats li { min-width: 110px; }
.stats strong { display: block; font: 700 1.9rem/1 var(--font-head); letter-spacing: -.02em; }
.stats span { display: block; margin-top: 8px; font-size: .84rem; color: var(--muted); }

/* Portrait: three photos cross-fade inside a gradient frame */
.portrait { position: relative; justify-self: center; width: min(100%, 340px); }
.portrait::before { /* glow */
  content: ""; position: absolute; inset: -12% -18%; z-index: -1; filter: blur(50px); opacity: .7;
  background: radial-gradient(closest-side, rgba(139, 123, 255, .6), transparent), radial-gradient(closest-side at 80% 85%, rgba(26, 178, 240, .5), transparent);
}
.frame {
  position: relative; aspect-ratio: 5 / 7; border-radius: 28px; padding: 2px; transform: rotate(2.5deg);
  background: linear-gradient(150deg, var(--sky), var(--violet) 50%, var(--pink));
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8);
  transition: transform .5s cubic-bezier(.2, .8, .2, 1);
}
.portrait:hover .frame { transform: rotate(0deg) scale(1.02); }
.frame-inner { position: relative; width: 100%; height: 100%; border-radius: 26px; overflow: hidden; background: var(--bg-2); }
.frame-inner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1.2s ease; }
.frame-inner img.on { opacity: 1; }
.frame-inner::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(6, 9, 19, .55)); }

.chip-float {
  position: absolute; z-index: 2; display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 999px;
  background: rgba(10, 16, 32, .78); border: 1px solid var(--line-2); font-size: .8rem; font-weight: 500;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); box-shadow: 0 14px 30px -12px rgba(0, 0, 0, .7);
  animation: bob 6s ease-in-out infinite;
}
.chip-float svg { width: 15px; height: 15px; color: var(--sky); }
.chip-float.c1 { top: 12%; left: -18%; }
.chip-float.c2 { top: 52%; right: -16%; animation-delay: -2s; }
.chip-float.c3 { bottom: 8%; left: -8%; animation-delay: -4s; }

/* ---------- Marquee ---------- */
.marquee { padding-block: 0; border-block: 1px solid var(--line); background: rgba(255, 255, 255, .02); overflow: hidden; }
.marquee-track { display: flex; width: max-content; animation: scroll 38s linear infinite; }
.marquee ul { display: flex; align-items: center; flex-shrink: 0; }
.marquee li {
  display: inline-flex; align-items: center; gap: 28px; padding: 22px 14px 22px 0; margin-right: 14px;
  font: 600 clamp(.95rem, 1.6vw, 1.15rem)/1 var(--font-head); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
.marquee li::after { content: "✦"; color: var(--violet); font-size: .8em; }

/* ---------- Sites (3 cards) ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  --mx: 50%; --my: 0%;
  position: relative; display: flex; flex-direction: column; padding: 30px; min-height: 420px; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .055), rgba(255, 255, 255, .02));
  border: 1px solid var(--line); overflow: hidden; isolation: isolate;
  transition: transform .35s cubic-bezier(.2, .8, .2, 1), border-color .3s;
}
.card::before { /* cursor-following spotlight */
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .35s;
  background: radial-gradient(420px circle at var(--mx) var(--my), var(--glow, rgba(26, 178, 240, .22)), transparent 60%);
}
.card:hover { transform: translateY(-6px); border-color: var(--line-2); }
.card:hover::before { opacity: 1; }
.card.stream { --glow: rgba(26, 178, 240, .24); }
.card.event { --glow: rgba(139, 123, 255, .26); }
.card.stage { --glow: rgba(255, 111, 177, .22); }

.card-logo { height: 46px; display: flex; align-items: center; }
.card-logo img { height: 100%; width: auto; max-width: 100%; object-fit: contain; object-position: left center; }
.wordmark { font: 800 1.75rem/1 var(--font-head); letter-spacing: -.01em; text-transform: uppercase; }
.wordmark b { font-weight: 800; color: var(--pink); }
.tag {
  align-self: flex-start; margin-top: 26px; padding: 6px 12px; border-radius: 999px;
  font: 600 .72rem/1 var(--font-body); letter-spacing: .1em; text-transform: uppercase;
  color: var(--sky); background: rgba(26, 178, 240, .1); border: 1px solid rgba(26, 178, 240, .28);
}
.card.event .tag { color: #c4bbff; background: rgba(139, 123, 255, .12); border-color: rgba(139, 123, 255, .35); }
.card.stage .tag { color: #ffb3d6; background: rgba(255, 111, 177, .1); border-color: rgba(255, 111, 177, .32); }
.card h3 { font: 700 1.45rem/1.2 var(--font-head); letter-spacing: -.01em; margin-top: 18px; }
.card p { color: var(--muted); margin-top: 12px; font-size: .98rem; }
.card ul { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.card li { font-size: .78rem; padding: 5px 11px; border-radius: 8px; background: var(--surface-2); color: var(--text); }
.card-link {
  margin-top: auto; padding-top: 28px; display: flex; align-items: center; justify-content: space-between;
  font: 600 1rem/1 var(--font-head);
}
.card-link .go {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line-2); background: var(--surface);
  transition: transform .3s, background .3s, color .3s;
}
.card-link .go svg { width: 18px; height: 18px; }
.card:hover .go { background: var(--text); color: #0a1020; transform: rotate(-45deg); }

/* ---------- About ---------- */
.about .wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 6vw, 90px); align-items: start; }
.about .copy p { color: var(--muted); font-size: 1.06rem; margin-top: 18px; max-width: 54ch; }
.about .copy p:first-of-type { margin-top: 26px; }
.offscreen { margin-top: 34px; padding: 22px 24px; border-radius: var(--radius-sm); border: 1px dashed var(--line-2); background: var(--surface); }
.offscreen h3 { font: 600 .78rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--sky); }
.offscreen ul { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-top: 16px; }
.offscreen li { padding: 7px 14px; border-radius: 999px; background: var(--surface-2); font-size: .9rem; }

.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tile {
  padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
  transition: transform .3s, border-color .3s, background .3s;
}
.tile:hover { transform: translateY(-4px); border-color: var(--line-2); background: var(--surface-2); }
.ico {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; color: #07101c;
  background: var(--grad);
}
.ico svg { width: 24px; height: 24px; }
.tile h3 { font: 700 1.1rem/1.25 var(--font-head); margin-top: 20px; }
.tile p { color: var(--muted); font-size: .94rem; margin-top: 10px; }

/* ---------- Experience ---------- */
.exp .wrap { display: grid; grid-template-columns: 1.4fr .8fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.timeline { position: relative; margin-left: 8px; padding-left: 36px; }
.timeline::before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(180deg, var(--sky), var(--violet) 55%, transparent); }
.job { position: relative; padding-bottom: 46px; }
.job:last-child { padding-bottom: 0; }
.job::before {
  content: ""; position: absolute; left: -43px; top: 7px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--sky); box-shadow: 0 0 0 5px rgba(26, 178, 240, .15);
}
.job:first-child::before, .job.now::before { background: var(--sky); }
.period { font: 600 .8rem/1 var(--font-body); letter-spacing: .12em; text-transform: uppercase; color: var(--sky); }
.job h3 { font: 700 1.35rem/1.25 var(--font-head); margin-top: 12px; letter-spacing: -.01em; }
.where { color: var(--muted); font-size: .98rem; margin-top: 6px; }
.where b { color: var(--text); font-weight: 600; }
.job > p { margin-top: 12px; color: var(--muted); }
.checks { margin-top: 16px; display: grid; gap: 9px; }
.checks li { position: relative; padding-left: 26px; font-size: .96rem; color: #cbd3e3; }
.checks li::before {
  content: ""; position: absolute; left: 2px; top: .55em; width: 9px; height: 5px; border-left: 2px solid var(--violet); border-bottom: 2px solid var(--violet); transform: rotate(-45deg);
}

.side { position: sticky; top: calc(var(--nav-h) + 24px); display: grid; gap: 18px; }
.panel { padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.panel h3 { font: 700 1.15rem/1 var(--font-head); }
.edu { margin-top: 22px; display: grid; gap: 22px; }
.edu li { padding-left: 18px; border-left: 2px solid var(--line-2); }
.edu small { font: 600 .74rem/1 var(--font-body); letter-spacing: .12em; color: var(--sky); }
.edu strong { display: block; margin-top: 8px; font: 600 1rem/1.35 var(--font-head); }
.edu li > span { display: block; color: var(--muted); font-size: .9rem; margin-top: 4px; }
.panel .btn { margin-top: 22px; width: 100%; justify-content: center; }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.group { grid-column: span 2; padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.group:nth-child(n+4) { grid-column: span 3; }
.group h3 { display: flex; align-items: center; gap: 12px; font: 700 1.1rem/1 var(--font-head); }
.group h3 .ico { width: 36px; height: 36px; border-radius: 10px; }
.group h3 .ico svg { width: 18px; height: 18px; }
.skill-list { margin-top: 22px; display: grid; gap: 13px; }
.skill { display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: .95rem; }
.lvl { display: inline-flex; gap: 4px; flex-shrink: 0; }
.lvl i { width: 18px; height: 5px; border-radius: 3px; background: rgba(255, 255, 255, .12); }
.lvl[data-l="1"] i:nth-child(-n+1), .lvl[data-l="2"] i:nth-child(-n+2),
.lvl[data-l="3"] i:nth-child(-n+3), .lvl[data-l="4"] i:nth-child(-n+4) { background: var(--grad); }

/* ---------- Contact ---------- */
.contact .wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.reach { margin-top: 34px; display: grid; gap: 12px; }
.reach > a, .reach > div {
  display: flex; align-items: center; gap: 16px; padding: 16px 18px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--line); transition: border-color .25s, background .25s, transform .25s;
}
.reach > a:hover { border-color: var(--line-2); background: var(--surface-2); transform: translateX(4px); }
.reach .ico { width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0; }
.reach .ico svg { width: 20px; height: 20px; }
.reach small { display: block; font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.reach .txt > span { display: block; font-weight: 500; margin-top: 2px; word-break: break-word; }
.dl { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.dl .btn { padding: 12px 20px; font-size: .9rem; }

.form { padding: clamp(24px, 3.4vw, 40px); border-radius: 24px; background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .025)); border: 1px solid var(--line-2); }
.form h3 { font: 700 1.5rem/1.2 var(--font-head); letter-spacing: -.01em; }
.field { margin-top: 20px; }
.field label { display: block; font-size: .84rem; font-weight: 500; color: var(--muted); margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%; padding: 14px 16px; border-radius: var(--radius-sm); border: 1px solid var(--line-2); background: rgba(6, 9, 19, .55);
  color: var(--text); font: inherit; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--sky); box-shadow: 0 0 0 4px rgba(111, 216, 255, .15); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #ff6b81; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn { margin-top: 24px; border: 0; }
.form .btn[disabled] { opacity: .6; cursor: progress; }
.status { margin-top: 18px; font-size: .94rem; min-height: 1.4em; }
.status.ok { color: var(--ok); }
.status.err { color: #ff8fa0; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); padding-block: 40px; }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; }
footer p { color: var(--muted); font-size: .9rem; }
.social { display: flex; flex-wrap: wrap; gap: 8px; }
.social a { padding: 9px 16px; border-radius: 999px; font-size: .86rem; font-weight: 500; border: 1px solid var(--line); background: var(--surface); transition: all .2s; }
.social a:hover { border-color: var(--line-2); background: var(--surface-2); transform: translateY(-2px); }
.totop { color: var(--muted); font-size: .9rem; }
.totop:hover { color: var(--text); }

/* ---------- Motion ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

/* Hero reveals on first paint (CSS only), the rest waits for scroll */
.js .hero .reveal { opacity: 1; transform: none; transition: none; animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; animation-delay: var(--d, 0s); }
@keyframes rise { from { opacity: 0; transform: translateY(26px); } }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(111, 216, 255, 0); } 100% { box-shadow: 0 0 0 0 rgba(111, 216, 255, 0); } }
@keyframes bob { 50% { transform: translateY(-10px); } }
@keyframes scroll { to { transform: translateX(-50%); } }

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

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .card-link { margin-top: 28px; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .group, .group:nth-child(n+4) { grid-column: auto; }
  .group:last-child { grid-column: 1 / -1; }
}
@media (max-width: 880px) {
  .burger { display: block; }
  .menu {
    position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 14px var(--gutter) 22px;
    background: rgba(6, 9, 19, .96); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; visibility: hidden; transition: all .25s;
  }
  .menu.open { transform: none; opacity: 1; visibility: visible; }
  .menu a { padding: 14px 16px; font-size: 1.05rem; }
  .hero { min-height: 0; }
  .hero .wrap, .about .wrap, .exp .wrap, .contact .wrap { grid-template-columns: 1fr; }
  .portrait { order: -1; width: min(60%, 240px); margin-bottom: 8px; }
  .chip-float.c1 { left: -10%; } .chip-float.c2 { right: -8%; }
  .side { position: static; }
  .h2 { max-width: none; }
}
@media (max-width: 560px) {
  .tiles, .skills-grid { grid-template-columns: 1fr; }
  .stats { gap: 22px 30px; }
  .cta .btn { flex: 1 1 100%; justify-content: center; }
  .portrait { width: min(46%, 190px); }
  .chip-float { display: none; }
  .timeline { padding-left: 28px; margin-left: 4px; }
  .job::before { left: -35px; }
}