/* JoeBro: liquid glass site shell */
@view-transition { navigation: auto; }
@property --accent  { syntax: "<color>"; inherits: true; initial-value: #619EFA; }
@property --accent2 { syntax: "<color>"; inherits: true; initial-value: #9B6BF2; }
@property --b1 { syntax: "<color>"; inherits: true; initial-value: #cfe3ff; }
@property --b2 { syntax: "<color>"; inherits: true; initial-value: #e0d4fd; }
@property --b3 { syntax: "<color>"; inherits: true; initial-value: #d4f0ff; }

:root {
  color-scheme: light dark;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, sans-serif;
  --text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Geist", system-ui, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --bg: #f5f5f7; --ink: #0b0b0d; --ink2: #3a3a3f; --muted: #6e6e76;
  --dot: rgba(10, 10, 20, .09);
  --glass: rgba(255, 255, 255, .55); --glass-hi: rgba(255, 255, 255, .8);
  --glass-edge: rgba(255, 255, 255, .85); --glass-line: rgba(15, 20, 40, .08);
  --shadow: 0 1px 1px rgba(10, 15, 30, .04), 0 12px 40px -12px rgba(20, 25, 60, .18);
  --shadow-lift: 0 2px 4px rgba(10, 15, 30, .05), 0 30px 70px -20px rgba(20, 25, 60, .30);
  --card: #ffffff; --blob-a: .9;
  --accent: #619EFA; --accent2: #9B6BF2; --b1: #cfe3ff; --b2: #e0d4fd; --b3: #d4f0ff;
  --ease: cubic-bezier(.2, .8, .2, 1); --spring: cubic-bezier(.34, 1.56, .64, 1);
  --r: 26px; --blur: 18px;
  transition: --accent .7s var(--ease), --accent2 .7s var(--ease), --b1 .9s, --b2 .9s, --b3 .9s;
}
/* JoeBro accent + backdrop presets (AccentColor.colorset + BackgroundPreset in the app) */
:root[data-accent="purple"]   { --accent: #9B6BF2; --accent2: #F07AB8; --b1: #e0d4fd; --b2: #edd9fd; --b3: #d4dbfd; }
:root[data-accent="ocean"]    { --accent: #2F8FD8; --accent2: #34C3B5; --b1: #d1e8fd; --b2: #def2fd; --b3: #cce0f7; }
:root[data-accent="forest"]   { --accent: #2FA36B; --accent2: #A3D65C; --b1: #d9f2e0; --b2: #e6f7e6; --b3: #d1eddb; }
:root[data-accent="sunset"]   { --accent: #F07A4F; --accent2: #F06292; --b1: #fde3d4; --b2: #fdebd9; --b3: #fadbe0; }
:root[data-accent="graphite"] { --accent: #7A808C; --accent2: #619EFA; --b1: #e6e8ed; --b2: #f0f2f5; --b3: #e0e3e8; }
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0a0c; --ink: #f5f5f7; --ink2: #d2d2d8; --muted: #9a9aa3; --dot: rgba(255, 255, 255, .09);
    --glass: rgba(30, 30, 36, .55); --glass-hi: rgba(46, 46, 54, .75);
    --glass-edge: rgba(255, 255, 255, .2); --glass-line: rgba(255, 255, 255, .08);
    --shadow: 0 1px 1px rgba(0, 0, 0, .3), 0 16px 50px -14px rgba(0, 0, 0, .7);
    --shadow-lift: 0 2px 4px rgba(0, 0, 0, .4), 0 34px 80px -20px rgba(0, 0, 0, .85);
    --card: #1a1a1f; --b1: #0d2957; --b2: #2e1a57; --b3: #0b2a47;
  }
  :root[data-accent="purple"]   { --b1: #2e1a57; --b2: #4d2170; --b3: #1c215c; }
  :root[data-accent="ocean"]    { --b1: #0d2957; --b2: #124270; --b3: #0a1f47; }
  :root[data-accent="forest"]   { --b1: #0f3324; --b2: #17472e; --b3: #0d2921; }
  :root[data-accent="sunset"]   { --b1: #4d1f29; --b2: #662e1f; --b3: #3d1a38; }
  :root[data-accent="graphite"] { --b1: #1f2126; --b2: #2b2e36; --b3: #1a1c21; }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; scroll-padding-top: 84px; }
body { margin: 0; min-height: 100vh; overflow-x: clip; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--text); letter-spacing: -.011em; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent); text-decoration-thickness: 1.5px; text-underline-offset: 3px; transition: color .2s, text-decoration-color .2s; }
a:hover { color: var(--accent); text-decoration-color: var(--accent); }
:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 3px; border-radius: 8px; }

/* ---------- wallpaper: static gradient blobs (no filters), dot field ---------- */
.wall { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; contain: strict; }
.wall::after { content: ""; position: absolute; inset: 0; background: radial-gradient(var(--dot) 1px, transparent 1.4px) 0 0 / 22px 22px; }
html.dotfield .wall::after { display: none; }
.wall .dots { position: absolute; inset: 0; width: 100%; height: 100%; display: none; }
html.dotfield .wall .dots { display: block; }
.wall i { position: absolute; border-radius: 50%; opacity: var(--blob-a); will-change: transform; transform: translate3d(0, var(--sy, 0), 0); }
.wall .b1 { width: 70vmax; height: 70vmax; left: -24vmax; top: -28vmax; background: radial-gradient(closest-side, var(--b1), transparent); --k: -.04; }
.wall .b2 { width: 62vmax; height: 62vmax; right: -24vmax; top: 4vh; background: radial-gradient(closest-side, var(--b2), transparent); }
.wall .b3 { width: 56vmax; height: 56vmax; left: 16vw; bottom: -30vmax; background: radial-gradient(closest-side, var(--b3), transparent); }
.wall .b4 { width: 34vmax; height: 34vmax; right: 8vw; top: 30vh; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 34%, transparent), transparent); opacity: 1; }
@media (prefers-color-scheme: dark) { .wall .b4 { background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 30%, transparent), transparent); } }

/* ---------- liquid glass ---------- */
.glass {
  position: relative; isolation: isolate;
  background: linear-gradient(160deg, var(--glass-hi), var(--glass) 46%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(180%); backdrop-filter: blur(var(--blur)) saturate(180%);
  border: 1px solid var(--glass-line); border-radius: var(--r);
  box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge), inset 0 0 0 1px rgba(255,255,255,.1);
}
.glass::before, .card::before, .nn::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; z-index: 2;
  background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(160,220,255,.35) 18%, rgba(255,255,255,0) 45%, rgba(255,180,230,.45) 85%, rgba(255,255,255,.8));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: .85;
}
@media (prefers-color-scheme: dark) { .glass::before, .card::before, .nn::before { opacity: .35; } }
.glass::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1;
  background: radial-gradient(380px circle at var(--mx, 50%) var(--my, -40%), color-mix(in srgb, var(--accent) 22%, transparent), transparent 55%);
  opacity: 0; transition: opacity .35s;
}
.glass:hover::after { opacity: 1; }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .glass, .card { background: var(--card); } }

/* ---------- chrome sphere ---------- */
.sphere {
  display: inline-block; position: relative; width: .4em; height: .4em; margin-left: .08em; border-radius: 50%; vertical-align: .02em;
  background: radial-gradient(circle at 34% 28%, #fff 0, #fff 6%, rgba(255,255,255,0) 26%),
              radial-gradient(circle at 50% 120%, color-mix(in srgb, var(--accent) 45%, #c9ccd3) 0, transparent 55%),
              radial-gradient(circle at 40% 35%, #f4f5f7 0, #d6d9df 30%, #a7abb4 58%, #6f747e 82%, #9a9ea7 100%);
  box-shadow: inset -.03em -.05em .08em rgba(0,0,0,.28), inset .02em .03em .05em rgba(255,255,255,.7), 0 .05em .1em rgba(0,0,0,.18);
  overflow: hidden;
}
.sphere::after { content: ""; position: absolute; inset: -40%; background: linear-gradient(115deg, transparent 40%, rgba(255,255,255,.75) 50%, transparent 60%); transform: translateX(-80%); animation: sweep 2.4s var(--ease) 1.2s 2 both; }
@keyframes sweep { 0% { transform: translateX(-80%); } 60%, 100% { transform: translateX(80%); } }
.gen .sphere::after, .drum .sphere::after { animation: none; }
@media (prefers-color-scheme: dark) { .sphere { box-shadow: inset -.03em -.05em .08em rgba(0,0,0,.35), inset .02em .03em .05em rgba(255,255,255,.7), 0 0 .35em color-mix(in srgb, var(--accent) 55%, transparent), 0 0 .12em rgba(255,255,255,.35); } }
.sphere.boing { animation: boing .9s var(--spring); }
@keyframes boing { 30% { transform: translateY(-.7em) scale(.9, 1.1); } 60% { transform: translateY(0) scale(1.15, .85); } 80% { transform: translateY(-.12em); } }

/* ---------- reading progress + rider ---------- */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60; pointer-events: none; }
.progress span { display: block; height: 100%; transform-origin: 0 50%; transform: scaleX(var(--p, 0)); background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.progress .rider { position: absolute; top: -6px; left: 0; font-size: 36px; margin: 0; transform: translateX(calc(var(--p, 0) * (100vw - 16px))) rotate(calc(var(--p, 0) * 720deg)); opacity: var(--po, 0); transition: opacity .3s; }
.progress .rider::after { animation: none; }
.is-home .progress { display: none; }

/* ---------- nav pill ---------- */
.mast { position: sticky; top: 10px; z-index: 50; padding: 0 16px; view-transition-name: mast; }
.nav { --r: 999px; display: flex; align-items: center; gap: 6px; max-width: 1180px; margin: 10px auto 0; min-height: 54px; padding: 7px 8px 7px 10px; background: linear-gradient(160deg, rgba(255,255,255,.88), rgba(255,255,255,.7)); }
@media (prefers-color-scheme: dark) { .nav { background: linear-gradient(160deg, rgba(40,40,48,.82), rgba(22,22,28,.7)); } }
.brand { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; font: 750 18px/1 var(--font); letter-spacing: -.025em; color: var(--ink); white-space: nowrap; margin-right: auto; }
.brand img { width: 28px; height: 28px; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,.15); transition: transform .5s var(--spring); }
.brand:hover { color: var(--ink); } .brand:hover img { transform: rotate(-12deg) scale(1.08); }
.nav-links { display: flex; gap: 2px; }
.nav-links a { display: inline-flex; align-items: center; min-height: 40px; padding: 0 14px; border-radius: 999px; font: 600 14.5px/1 var(--text); color: var(--ink2); text-decoration: none; transition: background .2s, color .2s; }
.nav-links a:hover { background: rgba(127,127,127,.12); color: var(--ink); }
.accent-pick { position: relative; }
.accent-btn { width: 40px; height: 40px; border-radius: 50%; border: 0; padding: 0; cursor: pointer; display: grid; place-items: center; background: rgba(127,127,127,.12); transition: transform .3s var(--spring), background .2s; }
.accent-btn:hover { transform: scale(1.08); background: rgba(127,127,127,.2); }
.accent-btn i, .accent-menu i { width: 18px; height: 18px; border-radius: 50%; display: block; background: conic-gradient(from 200deg, var(--accent), var(--accent2), var(--accent)); box-shadow: inset 0 1px 1px rgba(255,255,255,.6), 0 0 0 2px rgba(255,255,255,.6), 0 0 14px color-mix(in srgb, var(--accent) 70%, transparent); }
.accent-menu { --r: 22px; position: absolute; right: 0; top: calc(100% + 10px); display: grid; grid-template-columns: repeat(3, 44px); gap: 6px; padding: 10px; opacity: 0; transform: translateY(-6px) scale(.96); transform-origin: top right; pointer-events: none; visibility: hidden; transition: opacity .2s, transform .35s var(--spring), visibility 0s .35s; }
.accent-pick.open .accent-menu { opacity: 1; transform: none; pointer-events: auto; visibility: visible; transition: opacity .2s, transform .35s var(--spring); }
.accent-menu button { width: 44px; height: 44px; border: 0; border-radius: 50%; background: none; cursor: pointer; display: grid; place-items: center; transition: transform .25s var(--spring); }
.accent-menu button:hover { transform: scale(1.15); }
.accent-menu i { width: 26px; height: 26px; box-shadow: inset 0 1px 1px rgba(255,255,255,.5); }
.accent-menu [data-set-accent="blue"] i { background: #619EFA; } .accent-menu [data-set-accent="purple"] i { background: #9B6BF2; }
.accent-menu [data-set-accent="ocean"] i { background: #2F8FD8; } .accent-menu [data-set-accent="forest"] i { background: #2FA36B; }
.accent-menu [data-set-accent="sunset"] i { background: #F07A4F; } .accent-menu [data-set-accent="graphite"] i { background: #7A808C; }
.accent-menu [aria-checked="true"] i { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--ink); }
html.refract .nav { -webkit-backdrop-filter: url(#lg-refract) blur(14px) saturate(190%); backdrop-filter: url(#lg-refract) blur(14px) saturate(190%); }

/* ---------- layout + type ---------- */
.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }
h1, h2, h3 { font-family: var(--font); color: var(--ink); text-wrap: balance; }
h1 { font-weight: 750; letter-spacing: -.05em; line-height: .96; margin: 18px 0 22px; }
h2 { font: 750 clamp(1.8rem, 4.2vw, 3rem)/1.04 var(--font); letter-spacing: -.035em; margin: 0 0 18px; }
h3 { font: 700 1.22rem/1.2 var(--font); letter-spacing: -.02em; margin: 0 0 8px; }
.eyebrow, .tag, .mono { font-family: var(--mono); }
.eyebrow, .tag { font-weight: 500; font-size: 12px; line-height: 1.3; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.mono { letter-spacing: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.eyebrow::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 10px; vertical-align: 1px; background: var(--tint, var(--accent)); box-shadow: 0 0 10px var(--tint, var(--accent)); }
.lede { font: 400 clamp(1.1rem, 2vw, 1.32rem)/1.5 var(--text); color: var(--muted); max-width: 640px; letter-spacing: -.015em; }
.credit, .article-meta, .fine { color: var(--muted); font-size: 14px; line-height: 1.5; }
.fine { font-size: 13.5px; }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; padding: 56px 0 10px; position: relative; }
.mega { font-size: clamp(3rem, 12.5vw, 7.8rem); max-width: 10ch; margin: 18px 0 24px; }
.mega .w { display: inline-block; }
.mega .sphere { width: .36em; height: .36em; cursor: grab; touch-action: none; }
.mega .sphere.gone { visibility: hidden; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 14px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 22px; border-radius: 999px; font: 650 15.5px/1 var(--text); text-decoration: none; color: var(--ink); background: var(--glass-hi); border: 1px solid var(--glass-line); box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge); transition: transform .35s var(--spring), box-shadow .3s; transform: translate(var(--tx, 0), var(--ty, 0)); position: relative; overflow: hidden; }
.btn:hover { color: var(--ink); box-shadow: var(--shadow-lift), inset 0 1px 0 var(--glass-edge); }
.btn.primary { color: #fff; border-color: transparent; background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 82%, #fff), var(--accent) 55%, color-mix(in srgb, var(--accent) 80%, #000)); box-shadow: 0 10px 30px -8px color-mix(in srgb, var(--accent) 70%, transparent), inset 0 1px 0 rgba(255,255,255,.55), inset 0 -1px 0 rgba(0,0,0,.12); }
.btn.primary:hover { color: #fff; }
.hero-logo { position: relative; justify-self: center; width: min(200px, 50vw); aspect-ratio: 1; order: -1; margin: 0 0 -14px; }
.logo-stage { position: absolute; inset: 0; }
.logo-stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; transition: opacity .6s; cursor: grab; touch-action: pan-y; }
.logo-stage.gl canvas { opacity: 1; }
.logo-poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 24px 30px rgba(20, 25, 60, .22)); transition: opacity .6s, transform .5s var(--ease); transform: perspective(700px) rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg)); }
.logo-stage.gl .logo-poster { opacity: 0; }
.logo-stage.fly { position: fixed; z-index: 101; inset: 0 auto auto 0; width: var(--S); height: var(--S); transform-origin: 50% 50%; will-change: transform; }
.logo-stage.no-gl.tumble .logo-poster { animation: tumble 1.3s var(--ease) both; }
@keyframes tumble { from { opacity: 0; transform: perspective(700px) translateZ(-1400px) rotateX(70deg) rotateY(-200deg); } }
@media (min-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1.3fr) minmax(0, .9fr); align-items: center; padding: 70px 0 16px; }
  .hero-logo { order: 0; width: min(440px, 100%); margin: 0; }
}

/* ---------- what-it-is strip ---------- */
.strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 46px 0 10px; }
.chipcard { --r: 22px; padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 4px; }
.chipcard b { font: 650 1.12rem/1.2 var(--font); letter-spacing: -.025em; }
.chipcard .mono { font-size: 11.5px; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }
.chipcard span { color: var(--muted); font-size: 14.5px; line-height: 1.45; }
@media (min-width: 900px) { .strip { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; } .chipcard { padding: 22px 22px 24px; } }

/* ---------- blocks ---------- */
.block { padding: 96px 0 10px; }
.block-head { max-width: 860px; margin-bottom: 34px; }
.bighead { font: 750 clamp(2.4rem, 7vw, 5.2rem)/.96 var(--font); letter-spacing: -.05em; margin: 16px 0 18px; }
.bighead .sphere { width: .36em; height: .36em; }
.block-lede { font-size: clamp(1.05rem, 1.8vw, 1.22rem); line-height: 1.55; color: var(--muted); max-width: 680px; margin: 0 0 14px; }
.related { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.related a { display: inline-flex; gap: 10px; align-items: center; min-height: 44px; padding: 9px 16px 9px 12px; border-radius: 16px; font: 600 14px/1.3 var(--text); text-decoration: none; color: var(--ink2);
  background: var(--glass-hi); border: 1px solid var(--glass-line); box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge); transition: transform .3s var(--spring), color .2s, box-shadow .3s; }
.related a::before { content: "↗"; flex: none; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 12px; color: #fff; background: var(--accent); transition: transform .3s var(--spring); }
.related a:hover { color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow-lift), inset 0 1px 0 var(--glass-edge); }
.related a:hover::before { transform: rotate(45deg); }
.related.center { justify-content: center; margin-top: 30px; }

/* feature rows */
.feat { display: grid; grid-template-columns: minmax(0, 1fr); gap: 26px; align-items: center; padding: 34px 0; }
.feat-copy p { color: var(--muted); font-size: 17px; line-height: 1.6; max-width: 480px; }
.cardhead { font: 750 clamp(2rem, 4.4vw, 3.4rem)/.98 var(--font); letter-spacing: -.045em; margin: 14px 0 16px; }
.cardhead .sphere { width: .36em; height: .36em; }
.feat-shot { margin: 0; padding: 8px; border-radius: 28px; background: var(--card); box-shadow: var(--shadow-lift), inset 0 0 0 1px var(--glass-line); transform: perspective(1200px) rotateY(calc(var(--tilt-x, 0) * 1deg)) rotateX(calc(var(--tilt-y, 0) * 1deg)); transition: transform .5s var(--ease); }
.feat-shot img { border-radius: 20px; width: 100%; }
@media (min-width: 900px) {
  .feat { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 60px; padding: 46px 0; }
  .feat.flip .feat-copy { order: 2; }
  .feat-shot { margin-right: calc((100vw - min(1180px, 100vw - 32px)) / -2 + 16px); }
  .feat.flip .feat-shot { margin-right: 0; margin-left: calc((100vw - min(1180px, 100vw - 32px)) / -2 + 16px); }
}


/* ---------- "Your ___." word drum (scroll-scrubbed) ---------- */
.drum { position: relative; margin: 40px 0 0; }
.drum-pin { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; padding: 40px 0; }
.drum-line { margin: 0; display: flex; align-items: baseline; justify-content: center; gap: .22em; font: 750 clamp(3.2rem, 13vw, 10.5rem)/1 var(--font); letter-spacing: -.055em; white-space: nowrap; }
.drum-words { position: relative; display: inline-grid; perspective: 900px; perspective-origin: 50% 50%; }
.dw { grid-area: 1 / 1; display: block; padding: 0 .04em .12em 0; transform-origin: 50% 50% -.5em; backface-visibility: hidden; -webkit-background-clip: text; background-clip: text; color: transparent; will-change: transform, opacity; }
.dw.g1 { background-image: linear-gradient(100deg, #619EFA, #9B6BF2 70%, #F07AB8); }
.dw.g2 { background-image: linear-gradient(100deg, #2FA36B, #A3D65C); }
.dw.g3 { background-image: linear-gradient(100deg, #9B6BF2, #F07AB8); }
.dw.g4 { background-image: linear-gradient(100deg, #2F8FD8, #34C3B5); }
.dw.g5 { background-image: linear-gradient(100deg, #F07A4F, #F06292); }
.dw.g6 { background-image: linear-gradient(100deg, #34C3B5, #619EFA 60%, #9B6BF2); }
.drum-foot { margin: 0; display: inline-flex; align-items: center; gap: 10px; font: 500 clamp(.95rem, 1.6vw, 1.15rem)/1 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .14em; }
.drum-foot .sphere { font-size: 34px; margin: 0; }
.drum-ticks { display: flex; gap: 8px; }
.drum-ticks i { width: 26px; height: 3px; border-radius: 3px; background: var(--glass-line); overflow: hidden; position: relative; }
.drum-ticks i::after { content: ""; position: absolute; inset: 0; background: var(--accent); transform-origin: 0 50%; transform: scaleX(var(--f, 0)); }
/* static (no-JS / reduced motion): stacked list */
html:not(.motion) .drum-words { display: flex; flex-direction: column; }
html:not(.motion) .drum-line { flex-direction: column; align-items: center; white-space: normal; font-size: clamp(2.6rem, 9vw, 6rem); }
html.motion .drum { height: 310vh; }
html.motion .drum-pin { position: sticky; top: 0; height: 100vh; height: 100svh; padding: 0; }
html.motion .drum-foot { opacity: var(--foot, 0); transform: translateY(calc((1 - var(--foot, 0)) * 16px)); }
@media (max-width: 699px) { html.motion .drum { height: 225vh; } .drum-line { font-size: clamp(3rem, 15vw, 5rem); } }

/* ---------- interactive Mac window (features) ---------- */
.mac { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; align-items: start; }
.ftabs { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 4px 16px 6px; }
.ftabs::-webkit-scrollbar { display: none; }
.ftab { flex: none; display: inline-flex; align-items: center; gap: 10px; min-height: 46px; padding: 0 18px 0 14px; border-radius: 999px; border: 1px solid var(--glass-line); background: var(--glass-hi); color: var(--ink2); cursor: pointer; font: 600 15px/1 var(--text); box-shadow: inset 0 1px 0 var(--glass-edge); transition: background .25s, color .25s, transform .3s var(--spring); position: relative; overflow: hidden; }
.ftab .mono { font-size: 11.5px; color: var(--muted); }
.ftab:hover { transform: translateY(-1px); }
.ftab[aria-selected="true"] { background: var(--ink); color: var(--bg); border-color: transparent; }
.ftab[aria-selected="true"] .mono { color: var(--accent); }
.fdesc p { color: var(--muted); font-size: 17px; line-height: 1.6; max-width: 520px; margin: 0; }
.fdesc .cardhead { margin: 4px 0 14px; }
.fdesc:not([hidden]) { animation: fd-in .55s var(--ease); }
@keyframes fd-in { from { opacity: 0; transform: translateY(10px); } }
.macwin { position: relative; padding: clamp(14px, 3.2%, 34px); border-radius: 28px; isolation: isolate;
  background: radial-gradient(70% 90% at 12% 8%, color-mix(in srgb, var(--b2) 90%, transparent), transparent 70%), radial-gradient(70% 90% at 92% 95%, color-mix(in srgb, var(--accent) 35%, var(--b1)), transparent 70%), linear-gradient(160deg, var(--glass-hi), var(--glass));
  border: 1px solid var(--glass-line); box-shadow: var(--shadow-lift), inset 0 1px 0 var(--glass-edge);
  transform: perspective(1400px) rotateY(calc(var(--tilt-x, 0) * 1deg)) rotateX(calc(var(--tilt-y, 0) * 1deg)); transition: transform .5s var(--ease); }
.macwin-stage { position: relative; aspect-ratio: 1492 / 852; }
.macwin-glow { display: none; }
.pane { position: absolute; inset: 0; margin: 0; transition: opacity .5s var(--ease), transform .7s var(--ease), visibility 0s; }
.pane:not(.on) { opacity: 0; visibility: hidden; transform: translateY(10px) scale(.985); transition: opacity .3s var(--ease), transform .5s var(--ease), visibility 0s .5s; }
.pane > img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 22px 34px rgba(10, 10, 40, .35)); transition: opacity .3s; }
#pane-theme > img.swap { opacity: 0; }
.swatches { --r: 999px; position: absolute; left: 50%; bottom: 4%; transform: translateX(-50%); display: flex; gap: 4px; padding: 6px; }
.swatches button { width: 40px; height: 40px; border: 0; border-radius: 50%; background: none; cursor: pointer; display: grid; place-items: center; transition: transform .25s var(--spring); }
.swatches button:hover { transform: scale(1.15); }
.swatches i { width: 24px; height: 24px; border-radius: 50%; display: block; box-shadow: inset 0 1px 1px rgba(255,255,255,.5); }
.swatches [data-set-accent="blue"] i { background: #619EFA; } .swatches [data-set-accent="purple"] i { background: #9B6BF2; }
.swatches [data-set-accent="ocean"] i { background: #2F8FD8; } .swatches [data-set-accent="forest"] i { background: #2FA36B; }
.swatches [data-set-accent="sunset"] i { background: #F07A4F; } .swatches [data-set-accent="graphite"] i { background: #7A808C; }
.swatches [aria-checked="true"] i { box-shadow: 0 0 0 2px var(--card), 0 0 0 4px var(--ink); }
.mdfile { position: absolute; right: -2%; bottom: -4%; width: min(40%, 300px); border-radius: 16px; overflow: hidden; background: rgba(22, 18, 34, .78); color: #ece9f6; box-shadow: 0 30px 60px -20px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.12); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.md-bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; border-bottom: 1px solid rgba(255,255,255,.08); }
.md-bar i { width: 9px; height: 9px; border-radius: 50%; background: #ff5f57; } .md-bar i:nth-child(2) { background: #febc2e; } .md-bar i:nth-child(3) { background: #28c840; }
.md-bar .mono { margin-left: 8px; font-size: 11.5px; color: rgba(255,255,255,.6); }
.md-type { margin: 0; padding: 10px 12px 14px; min-height: 8.6em; font-size: clamp(9px, .85vw, 11.5px); line-height: 1.55; white-space: pre; overflow: hidden; }
.md-type::after { content: ""; display: inline-block; width: .55em; height: 1.1em; margin-left: 1px; vertical-align: -.2em; background: var(--accent); animation: caret 1s steps(1) 6; }
@keyframes caret { 50% { opacity: 0; } }
@media (min-width: 960px) {
  .mac { grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); grid-template-rows: auto 1fr; column-gap: 56px; }
  .ftabs { grid-column: 1; flex-direction: column; overflow: visible; margin: 0; padding: 0; }
  .ftab { justify-content: flex-start; min-height: 54px; border-radius: 16px; font-size: 16px; }
  .fdescs { grid-column: 1; }
  .macwin { grid-column: 2; grid-row: 1 / span 2; }
}

/* ---------- self-host: live route, chrome cloud, token shield ---------- */
.net { --r: 32px; max-width: 1040px; margin: 10px auto 0; padding: clamp(12px, 2.4vw, 26px); background: linear-gradient(160deg, var(--glass-hi), color-mix(in srgb, var(--card) 70%, transparent)); }
.net-in { position: relative; container-type: size; aspect-ratio: 16 / 8.4; border-radius: 22px; overflow: hidden;
  background: radial-gradient(60% 80% at 50% 100%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%), radial-gradient(40% 50% at 50% 0%, color-mix(in srgb, var(--muted) 10%, transparent), transparent 70%); }
.net-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.route { fill: none; stroke: url(#rg); stroke-width: 3; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.route.glow { stroke-width: 12; opacity: .22; filter: blur(4px); }
.route.dash { stroke: color-mix(in srgb, var(--muted) 55%, transparent); stroke-width: 2; stroke-dasharray: 2 7; }
.dev { --r: 22px; position: absolute; transform: translate(-50%, -50%); display: flex; flex-direction: column; align-items: center; gap: 2px; padding: clamp(10px, 2cqw, 18px) clamp(14px, 3cqw, 26px); text-align: center; z-index: 2; }
.dev svg { width: clamp(26px, 5.5cqw, 46px); height: auto; margin-bottom: 6px; fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.dev b { font: 700 clamp(.95rem, 2.4cqw, 1.4rem)/1.1 var(--font); letter-spacing: -.03em; white-space: nowrap; }
.dev span { color: var(--muted); font-size: clamp(11px, 1.5cqw, 13.5px); white-space: nowrap; }
.d-phone { left: 17%; top: 52%; } .d-mac { left: 83%; top: 52%; }
.d-pi { left: 83%; top: 88%; flex-direction: row; gap: 8px; padding: 6px 12px; border-radius: 999px; border: 1.5px dashed color-mix(in srgb, var(--muted) 45%, transparent); background: color-mix(in srgb, var(--card) 70%, transparent); }
.d-pi svg { width: 18px; margin: 0; stroke: var(--muted); } .d-pi b { font-size: clamp(.8rem, 1.7cqw, .95rem); } .d-pi span { display: none; }
.net-chip { position: absolute; left: 50%; top: 92%; transform: translate(-50%, -50%); padding: 7px 14px; border-radius: 999px; font: 600 clamp(11px, 1.6cqw, 13px)/1.2 var(--text); color: var(--ink2); background: color-mix(in srgb, var(--card) 85%, transparent); box-shadow: inset 0 0 0 1px var(--glass-line), 0 6px 20px -10px rgba(0,0,0,.3); white-space: nowrap; }
.packet { position: absolute; left: 0; top: 0; width: 16px; height: 16px; margin: -8px 0 0 -8px; border-radius: 50%; z-index: 3; background: radial-gradient(circle at 35% 30%, #fff, var(--accent) 60%); box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 22%, transparent), 0 0 26px 4px var(--accent); animation: packet 5s cubic-bezier(.45, 0, .55, 1) infinite; }
.packet.trail { width: 10px; height: 10px; margin: -5px 0 0 -5px; opacity: .5; box-shadow: 0 0 16px var(--accent2); background: var(--accent2); animation-delay: -.12s; }
@keyframes packet {
  0%   { transform: translate(17cqw, 58cqh) scale(.3); opacity: 0; }
  5%   { transform: translate(17cqw, 58cqh) scale(1); opacity: 1; }
  13%  { transform: translate(25.25cqw, 67cqh); }
  21%  { transform: translate(33.5cqw, 72.5cqh); }
  29%  { transform: translate(50cqw, 75cqh); }
  37%  { transform: translate(66.5cqw, 72.5cqh); }
  45%  { transform: translate(83cqw, 58cqh) scale(1); opacity: 1; }
  49%  { transform: translate(83cqw, 58cqh) scale(2); opacity: 0; }
  55%  { transform: translate(83cqw, 58cqh) scale(.3); opacity: 0; }
  59%  { transform: translate(83cqw, 58cqh) scale(1); opacity: 1; }
  67%  { transform: translate(66.5cqw, 72.5cqh); }
  75%  { transform: translate(50cqw, 75cqh); }
  83%  { transform: translate(33.5cqw, 72.5cqh); }
  92%  { transform: translate(17cqw, 58cqh) scale(1); opacity: 1; }
  96%, 100% { transform: translate(17cqw, 58cqh) scale(2); opacity: 0; }
}
.net-cloud { position: absolute; left: 50%; top: 4%; width: clamp(84px, 16cqw, 150px); margin-left: calc(clamp(84px, 16cqw, 150px) / -2); display: flex; flex-direction: column; align-items: center; z-index: 2; animation: grab 5s cubic-bezier(.5, 0, .3, 1) infinite; }
.net-cloud svg { width: 100%; height: auto; filter: drop-shadow(0 14px 18px rgba(0,0,0,.25)); }
.net-cloud .eye { fill: none; stroke: #2a2d34; stroke-width: 3.2; stroke-linecap: round; }
.net-cloud .mono { margin-top: 2px; font-size: 10.5px; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
@keyframes grab {
  0%, 14% { transform: translateY(0) scale(1); }
  24% { transform: translateY(22cqh) scale(1.08, .94); }
  28% { transform: translateY(17cqh) rotate(-5deg); }
  31% { transform: translateY(17cqh) rotate(5deg); }
  42%, 62% { transform: translateY(0); }
  72% { transform: translateY(22cqh) scale(1.08, .94); }
  76% { transform: translateY(17cqh) rotate(5deg); }
  79% { transform: translateY(17cqh) rotate(-5deg); }
  90%, 100% { transform: translateY(0); }
}
.shield { position: absolute; left: 50%; top: 61%; transform: translate(-50%, -50%) scale(.4); opacity: 0; display: flex; flex-direction: column; align-items: center; gap: 4px; z-index: 3; animation: shield 5s var(--spring) infinite; }
.shield svg { width: clamp(30px, 6cqw, 48px); fill: color-mix(in srgb, var(--accent) 22%, var(--card)); stroke: var(--accent); stroke-width: 1.5; stroke-linejoin: round; filter: drop-shadow(0 0 12px color-mix(in srgb, var(--accent) 60%, transparent)); }
.shield .mono { font-size: 10.5px; text-transform: uppercase; letter-spacing: .12em; color: var(--accent); white-space: nowrap; }
@keyframes shield { 0%, 18% { opacity: 0; transform: translate(-50%, -50%) scale(.4); } 23%, 34% { opacity: 1; transform: translate(-50%, -50%) scale(1); } 40%, 66% { opacity: 0; transform: translate(-50%, -50%) scale(.6); } 71%, 82% { opacity: 1; transform: translate(-50%, -50%) scale(1); } 88%, 100% { opacity: 0; transform: translate(-50%, -50%) scale(.4); } }
.net.off .packet, .net.off .net-cloud, .net.off .shield { animation-play-state: paused; }
@media (max-width: 699px) {
  .net-in { aspect-ratio: 4 / 4.2; }
  .d-phone { left: 22%; top: 48%; } .d-mac { left: 78%; top: 48%; } .d-pi { left: 78%; top: 82%; }
  .dev span { display: none; }
  .net-chip { top: 93%; white-space: normal; text-align: center; width: 86%; }
}
/* ---------- privacy: Cloak Mode demo ---------- */
.cloak { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; align-items: stretch; margin-bottom: 14px; }
.cloak-pane { --r: 24px; padding: 20px 22px 24px; overflow: hidden; }
.cloak-head { font-size: 11.5px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin-bottom: 12px; }
.cloak-msg { margin: 0; font: 500 clamp(1.05rem, 1.9vw, 1.3rem)/1.55 var(--font); letter-spacing: -.015em; color: var(--ink); }
.sv { font-family: var(--mono); font-size: .86em; padding: .05em .35em; border-radius: 7px; background: color-mix(in srgb, #F07A4F 16%, transparent); color: color-mix(in srgb, #F07A4F 80%, var(--ink)); cursor: default; transition: background .2s; }
.sv.hot { background: color-mix(in srgb, #F07A4F 32%, transparent); }
.ph { white-space: nowrap; }
.ph > * { display: inline-block; vertical-align: bottom; overflow: hidden; font-family: var(--mono); font-size: .86em; line-height: 1.5; border-radius: 7px; text-decoration: none; white-space: nowrap; transition: max-width .55s var(--ease), padding .55s var(--ease), opacity .45s var(--ease), filter .45s var(--ease), transform .55s var(--spring); }
.ph s { max-width: 16em; padding: 0 .35em; color: color-mix(in srgb, #F07A4F 80%, var(--ink)); background: color-mix(in srgb, #F07A4F 16%, transparent); }
.ph b { max-width: 0; padding: 0; opacity: 0; transform: scale(.6); font-weight: 600; color: #fff; background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 85%, #fff), var(--accent)); box-shadow: 0 6px 16px -6px var(--accent); }
.cloak.cloaked .ph s { max-width: 0; padding: 0; opacity: 0; filter: blur(6px); }
.cloak.cloaked .ph b { max-width: 12em; padding: 0 .4em; opacity: 1; transform: none; }
.cloak.cloaked .ph[data-k="2"] > * { transition-delay: .18s; } .cloak.cloaked .ph[data-k="3"] > * { transition-delay: .36s; }
.ph.hot b { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent), 0 6px 16px -6px var(--accent); }
.scan { position: absolute; top: 0; bottom: 0; left: 0; width: 40%; pointer-events: none; background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 22%, transparent) 70%, color-mix(in srgb, var(--accent) 50%, transparent) 98%, transparent); transform: translateX(-110%); opacity: 0; }
.cloak.scanning .scan { animation: scan 1.1s var(--ease); }
@keyframes scan { 0% { transform: translateX(-110%); opacity: 1; } 100% { transform: translateX(260%); opacity: 1; } }
.cloak-mid { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.cloak-mid .mono { font-size: 11.5px; }
.cloak-toggle { width: 54px; height: 32px; border-radius: 99px; border: 0; padding: 3px; cursor: pointer; background: rgba(127,127,127,.3); transition: background .3s; display: flex; }
.cloak-toggle i { width: 26px; height: 26px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.25); transition: transform .35s var(--spring); }
.cloak.cloaked .cloak-toggle { background: var(--accent); }
.cloak.cloaked .cloak-toggle i { transform: translateX(22px); }
.cloak-note { max-width: 760px; margin: 0 auto 30px; text-align: center; }
@media (min-width: 900px) { .cloak { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 18px; } .cloak-mid { flex-direction: column; } }

/* privacy points */
.points { display: grid; grid-template-columns: 1fr; gap: 14px; }
.point { --r: 24px; padding: 24px; }
.point b { font: 750 1.25rem/1.2 var(--font); letter-spacing: -.02em; }
.point p { color: var(--muted); margin: 8px 0 0; font-size: 15.5px; line-height: 1.55; }
@media (min-width: 800px) { .points { grid-template-columns: repeat(3, 1fr); gap: 18px; } }

/* ---------- note callout ---------- */
.note { position: relative; padding: 22px 24px; margin: 28px 0; font-size: 15.5px; line-height: 1.6; color: var(--ink2); border-radius: 22px; background: linear-gradient(160deg, var(--glass-hi), var(--glass)); border: 1px solid var(--glass-line); box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge); }
.note strong { display: flex; align-items: center; gap: 9px; margin-bottom: 10px; color: var(--muted); font: 500 11.5px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .14em; }
.note strong::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); flex: none; }
#privacy .note { max-width: 860px; margin: 26px auto 0; }

/* ---------- articles: chips + cards ---------- */
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 4px 16px 14px; margin: 0 -16px 10px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip { flex: none; display: inline-flex; align-items: center; gap: 7px; min-height: 42px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--glass-line); background: var(--glass-hi); color: var(--ink2); font: 600 14px/1 var(--text); cursor: pointer; box-shadow: inset 0 1px 0 var(--glass-edge); transition: background .25s, color .25s, transform .3s var(--spring); position: relative; overflow: hidden; }
.chip small { font-size: 12px; color: var(--muted); }
.chip:hover { transform: translateY(-1px); }
.chip.on { background: var(--tint, var(--accent)); color: #fff; border-color: transparent; box-shadow: 0 8px 20px -8px var(--tint, var(--accent)); }
.chip.on small { color: rgba(255,255,255,.8); }
.cards { display: grid; grid-template-columns: 1fr; gap: 16px; }
.card { --r: 26px; display: flex; flex-direction: column; overflow: hidden; border-radius: var(--r); position: relative; isolation: isolate;
  background: linear-gradient(160deg, var(--glass-hi), var(--glass) 50%);
  -webkit-backdrop-filter: blur(12px) saturate(170%); backdrop-filter: blur(12px) saturate(170%);
  border: 1px solid var(--glass-line); box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge);
  transform: perspective(1200px) rotateX(calc(var(--tilt-y, 0) * 1deg)) rotateY(calc(var(--tilt-x, 0) * 1deg)) translateY(var(--lift, 0));
  transition: transform .45s var(--ease), box-shadow .35s; }
.card[hidden] { display: none; }
.card:hover { --lift: -6px; box-shadow: var(--shadow-lift), 0 18px 50px -24px color-mix(in srgb, var(--tint, var(--accent)) 70%, transparent), inset 0 1px 0 var(--glass-edge); }
.card::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; border-radius: inherit; background: radial-gradient(320px circle at var(--mx, 50%) var(--my, -40%), color-mix(in srgb, var(--tint, var(--accent)) 22%, transparent), transparent 60%); opacity: 0; transition: opacity .3s; }
.card:hover::after { opacity: 1; }
.cover { margin: 8px 8px 0; aspect-ratio: 16 / 9; border-radius: 19px; overflow: hidden; background: var(--card); position: relative; }
.cover img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 50%; transition: transform .6s var(--ease); }
.card:hover .cover img { transform: scale(1.03); }
.gen { display: grid; place-items: center; background:
  radial-gradient(60% 80% at 20% 20%, color-mix(in srgb, var(--tint) 55%, transparent), transparent 70%),
  radial-gradient(60% 80% at 85% 90%, color-mix(in srgb, var(--accent2) 40%, transparent), transparent 70%),
  linear-gradient(160deg, color-mix(in srgb, var(--tint) 18%, var(--card)), var(--card)); }
.gen::before { content: ""; position: absolute; inset: 0; background: radial-gradient(color-mix(in srgb, var(--tint) 30%, transparent) 1px, transparent 1.5px) 0 0 / 16px 16px; opacity: .6; }
.gen-ico { position: relative; width: 84px; height: 84px; border-radius: 26px; display: grid; place-items: center; color: color-mix(in srgb, var(--tint) 85%, var(--ink));
  background: linear-gradient(160deg, rgba(255,255,255,.85), rgba(255,255,255,.45)); border: 1px solid rgba(255,255,255,.8); box-shadow: 0 18px 40px -16px color-mix(in srgb, var(--tint) 70%, transparent), inset 0 1px 0 #fff; transition: transform .5s var(--spring); }
@media (prefers-color-scheme: dark) { .gen-ico { background: linear-gradient(160deg, rgba(60,60,70,.8), rgba(30,30,36,.6)); border-color: rgba(255,255,255,.18); box-shadow: 0 18px 40px -16px color-mix(in srgb, var(--tint) 70%, transparent), inset 0 1px 0 rgba(255,255,255,.25); } }
.gen-ico svg { width: 42px; height: 42px; }
.gen .sphere { position: absolute; font-size: 64px; right: 16%; top: 18%; }
.card:hover .gen-ico { transform: translateY(-4px) rotate(-4deg) scale(1.05); }
.card .body { position: relative; z-index: 3; padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.card .tag { color: color-mix(in srgb, var(--tint, var(--accent)) 80%, var(--muted)); font-size: 11px; margin-bottom: 10px; }
.card h3 a { text-decoration: none; color: var(--ink); }
.card h3 a::after { content: ""; position: absolute; inset: 0; z-index: 4; }
.card p { color: var(--muted); font-size: 15px; line-height: 1.55; margin: 6px 0 16px; }
.card .read { margin-top: auto; font: 650 14px/1 var(--text); color: var(--tint, var(--accent)); }
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; } }
@media (min-width: 1000px) { .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* ---------- mobile screenshots: static grid by default, pinned fan on wide screens ---------- */
.stack { position: relative; margin: 30px 0 0; --ph: min(74svh, 600px); }
.stack-cards { display: grid; grid-template-columns: 1fr; gap: 16px; }
.stack-cards .mcard { order: var(--i); } .stack-cards .phone { order: -1; }
.mcard { --r: 26px; padding: 22px 22px 20px; display: flex; flex-direction: column; gap: 8px; }
.mcard .eyebrow { font-size: 11px; }
.mhead { font: 750 clamp(1.6rem, 2.4vw, 2.1rem)/1 var(--font); letter-spacing: -.045em; margin: 4px 0 0; }
.mhead .sphere { width: .38em; height: .38em; }
.mcard p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.45; }
.mo { margin-top: 8px; }
.mo-inbox { display: grid; gap: 6px; }
.mo-inbox span { display: flex; flex-direction: column; padding: 8px 12px; border-radius: 14px; font-size: 12.5px; color: var(--muted); background: color-mix(in srgb, var(--card) 70%, transparent); box-shadow: inset 0 0 0 1px var(--glass-line); }
.mo-inbox span:nth-child(2) { transform: scale(.97); opacity: .8; } .mo-inbox span:nth-child(3) { transform: scale(.94); opacity: .6; }
.mo-inbox b { color: var(--ink); font-weight: 600; font-size: 13px; }
.mo-md { margin: 8px 0 0; padding: 12px 14px; border-radius: 14px; font-size: 12.5px; line-height: 1.6; color: #ece9f6; background: #1d1830; white-space: pre-wrap; }
.mo-qrwrap { width: 46%; max-width: 132px; aspect-ratio: 1; padding: 9px; border-radius: 20px; background: linear-gradient(160deg, #fff, #f1f2f6); box-shadow: 0 10px 24px -12px rgba(20, 25, 60, .35), inset 0 0 0 1px rgba(15, 20, 40, .06); }
.mo-qr { display: block; width: 100%; height: 100%; fill: #15151a; color: #15151a; }
.mo-qr .qr-hole { fill: #fff; }
.mo-chat { display: grid; gap: 6px; font-size: 13px; }
.mo-chat span { max-width: 85%; padding: 8px 12px; border-radius: 16px 16px 16px 6px; background: color-mix(in srgb, var(--card) 75%, transparent); box-shadow: inset 0 0 0 1px var(--glass-line); color: var(--ink2); }
.mo-chat .me { justify-self: end; border-radius: 16px 16px 6px 16px; color: #fff; background: var(--accent); box-shadow: none; }
/* iPhone 15-class body: 71.6 x 146.6 mm; 9:19.5 display */
.phone { margin: 10px auto 18px; height: var(--ph); aspect-ratio: 71.6 / 146.6; padding: calc(var(--ph) * .016); border-radius: calc(var(--ph) * .078); position: relative;
  background: linear-gradient(145deg, #e7e8ec, #8d9099 30%, #2a2b30 52%, #9a9da5 78%, #f2f3f5);
  box-shadow: 0 50px 100px -30px rgba(10, 10, 30, .5), inset 0 0 0 1.5px rgba(255,255,255,.6), inset 0 0 0 calc(var(--ph) * .007) #0c0c0e; }
.phone::before { content: ""; position: absolute; top: calc(var(--ph) * .03); left: 50%; width: 31%; height: calc(var(--ph) * .036); transform: translateX(-50%); border-radius: 99px; background: #000; z-index: 2; }
.phone-screen { width: 100%; height: 100%; border-radius: calc(var(--ph) * .064); overflow: hidden; background: #2a1650; }
.phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
@media (min-width: 700px) { .stack-cards { grid-template-columns: 1fr 1fr; gap: 18px; } .stack-cards .phone { grid-column: 1 / -1; } }
@media (min-width: 900px) {
  html.motion .stack { height: 300vh; margin: 0; --ph: min(calc(100svh - 150px), 720px); }
  html.motion .stack-pin { margin: 0 calc(50% - 50vw); position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
  html.motion .stack-cards { display: block; position: absolute; inset: 0; }
  html.motion .mcard, html.motion .phone { position: absolute; left: 50%; top: 50%; margin: 0; }
  html.motion .mcard { width: min(26vw, 360px); will-change: transform;
    transform: translate(-50%, -50%) translate(calc(var(--fx) * var(--e, 0) * 1vw), calc(var(--fy) * var(--e, 0) * 1vh)) rotate(calc(var(--r0) * (1 - var(--e, 0)) * 1deg + var(--fr) * var(--e, 0) * 1deg)) scale(calc(.85 + var(--e, 0) * .15)); }
  html.motion .mcard:nth-of-type(4) { --fx: -27; --fy: -19; --fr: -3; --r0: 0; }
  html.motion .mcard:nth-of-type(3) { --fx: 27;  --fy: -19; --fr: 3;  --r0: 5; }
  html.motion .mcard:nth-of-type(2) { --fx: -27; --fy: 19;  --fr: 2;  --r0: -6; }
  html.motion .mcard:nth-of-type(1) { --fx: 27;  --fy: 19;  --fr: -2; --r0: 8; }
  html.motion .phone { z-index: 5; will-change: transform; transform: translate(-50%, -50%) translateY(calc((1 - var(--ph-p, 0)) * 100vh)) rotate(calc((1 - var(--ph-p, 0)) * 10deg)); }
}

/* ---------- article ---------- */
.article-head { padding: 56px 0 30px; max-width: 980px; }
.article-head h1 { font-size: clamp(2.35rem, 6.4vw, 5rem); line-height: 1; margin: 18px 0 24px; }
.back { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; margin-bottom: 22px; padding: 0 16px; border-radius: 999px; font: 600 14px/1 var(--text); text-decoration: none; color: var(--ink2); background: var(--glass-hi); border: 1px solid var(--glass-line); box-shadow: inset 0 1px 0 var(--glass-edge); transition: transform .3s var(--spring); position: relative; overflow: hidden; }
.back:hover { transform: translateX(-3px); }
.article-head .eyebrow { margin: 0; }
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; padding-bottom: 40px; }
.prose { font-size: 18px; line-height: 1.75; color: var(--ink2); max-width: 700px; min-width: 0; overflow-wrap: break-word; }
.prose h2 { font-size: clamp(1.6rem, 3.6vw, 2.25rem); margin: 56px 0 16px; scroll-margin-top: 90px; color: var(--ink); }
.prose h3 { margin: 32px 0 10px; }
.prose p { margin: 0 0 22px; }
.prose strong { color: var(--ink); }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 24px; }
.prose li { margin: 8px 0; } .prose li::marker { color: var(--accent); }
.prose blockquote { position: relative; margin: 40px 0; padding: 26px 0 0; border-top: 1px solid var(--glass-line); font: 600 1.4rem/1.4 var(--font); letter-spacing: -.025em; color: var(--ink); }
.prose blockquote::before { content: ""; position: absolute; top: -4px; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.prose code { font: .88em ui-monospace, "SF Mono", Menlo, monospace; padding: .12em .4em; border-radius: 7px; background: rgba(127,127,127,.12); }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { padding: 10px 12px; border-bottom: 1px solid var(--glass-line); text-align: left; vertical-align: top; }
.prose figure { margin: 40px 0; }
@media (min-width: 900px) { .prose figure { margin-left: -40px; margin-right: -40px; } }
.prose figure img { width: 100%; padding: 8px; border-radius: 26px; background: var(--card); box-shadow: var(--shadow-lift), inset 0 0 0 1px var(--glass-line); }
figcaption { font-size: 14px; color: var(--muted); margin: 14px 8px 0; text-align: center; }
.toc { order: -1; align-self: start; padding: 18px 20px; font-size: 14px; line-height: 1.35; background: linear-gradient(160deg, var(--glass-hi), var(--glass)); border: 1px solid var(--glass-line); border-radius: 22px; box-shadow: var(--shadow), inset 0 1px 0 var(--glass-edge); }
.toc b { display: block; margin-bottom: 8px; font: 650 11px/1.3 var(--text); text-transform: uppercase; letter-spacing: .2em; color: var(--muted); }
.toc a { display: block; padding: 8px 10px; margin: 2px -10px; border-radius: 10px; color: var(--muted); text-decoration: none; transition: background .2s, color .2s; }
.toc a:hover { color: var(--ink); background: rgba(127,127,127,.1); }
.toc a.on { color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); font-weight: 600; }
@media (min-width: 1000px) { .article-grid { grid-template-columns: minmax(0, 700px) 260px; gap: 80px; justify-content: space-between; } .toc { order: 0; position: sticky; top: 90px; } }
.repo-box { position: relative; overflow: hidden; margin: 56px 0 10px; padding: clamp(26px, 5vw, 48px); border-radius: 30px; color: #fff; isolation: isolate;
  background: radial-gradient(120% 140% at 0% 0%, color-mix(in srgb, var(--accent) 85%, #000), transparent 60%), radial-gradient(120% 140% at 100% 100%, color-mix(in srgb, var(--accent2) 80%, #000), transparent 60%), #0d0d12; box-shadow: var(--shadow-lift), inset 0 1px 0 rgba(255,255,255,.3); }
.repo-box h2 { color: #fff; margin-top: 0; font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
.repo-box p { color: rgba(255,255,255,.78); }
.repo-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.repo-links a { display: inline-flex; align-items: center; min-height: 46px; padding: 0 20px; border-radius: 999px; text-decoration: none; color: #fff; font: 650 15px/1 var(--text); background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.28); box-shadow: inset 0 1px 0 rgba(255,255,255,.4); transition: transform .35s var(--spring), background .25s; transform: translate(var(--tx, 0), var(--ty, 0)); position: relative; overflow: hidden; }
.repo-links a:hover { background: rgba(255,255,255,.26); color: #fff; }
.next-note { display: grid; grid-template-columns: 1fr; gap: 14px; margin: 30px 0 70px; }
.nn { --r: 26px; display: flex; flex-direction: column; gap: 10px; padding: 24px 24px 26px; text-decoration: none; color: var(--ink); transition: transform .45s var(--ease), box-shadow .3s; overflow: hidden; }
.nn:hover { color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow-lift), inset 0 1px 0 var(--glass-edge); }
.nn strong { font: 750 clamp(1.3rem, 2.6vw, 1.75rem)/1.12 var(--font); letter-spacing: -.03em; text-wrap: balance; }
.nn.prev { opacity: .85; } .nn.prev strong { font-size: clamp(1.1rem, 2.2vw, 1.35rem); }
@media (min-width: 760px) { .next-note { grid-template-columns: 1fr 1.6fr; } }

/* ---------- footer ---------- */
.foot { padding: 34px 0 48px; color: var(--muted); font-size: 13.5px; border-top: 1px solid var(--glass-line); margin-top: 30px; }
.foot-inner { display: flex; justify-content: space-between; align-items: center; gap: 14px 24px; flex-wrap: wrap; }
.foot-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font: 700 16px/1.3 var(--font); }
.foot-brand img { width: 22px; height: 22px; border-radius: 6px; }
.foot a { color: var(--muted); } .foot a:hover { color: var(--accent); }
.home-foot { margin-top: 90px; }
.foot-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.foot-links a { display: inline-flex; min-height: 40px; align-items: center; text-decoration: none; font-weight: 600; font-size: 14px; }
.home-foot .credit { max-width: 720px; }

/* ---------- motion ---------- */
.rv { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--d, 0) * 60ms); }
.rv.in { opacity: 1; transform: none; }
.card.rv.in { transition: opacity .8s var(--ease) calc(var(--d, 0) * 60ms), transform .45s var(--ease), box-shadow .35s; }
.kinetic .kw { display: inline-block; opacity: 0; transform: translateY(.55em) rotate(3deg); }
.kinetic.in .kw { opacity: 1; transform: none; transition: opacity .6s var(--ease), transform .8s var(--spring); transition-delay: calc(var(--i) * 60ms); }
.js .mega .w { opacity: 0; transform: translateY(.45em) rotate(4deg); }
.js .mega.go .w { opacity: 1; transform: none; transition: opacity .7s var(--ease), transform .8s var(--spring); transition-delay: calc(var(--i) * 85ms + 80ms); }
.js .mega .sphere { opacity: 0; transform: translateY(-1.6em) scale(.4); }
.js .mega.go .sphere { opacity: 1; transform: none; transition: opacity .3s .55s, transform 1s var(--spring) .55s; }
.js .is-article .article-head h1 .sphere { animation: land 1s var(--spring) .35s both; }
@keyframes land { from { opacity: 0; transform: translateY(-1.4em) scale(.4); } }
@supports (animation-timeline: scroll()) {
  html.motion .hero-copy { animation: hero-out linear both; animation-timeline: scroll(root); animation-range: 0 90vh; }
  @keyframes hero-out { to { opacity: .15; transform: translateY(-50px) scale(.97); } }
}
html.leaving body { opacity: 0; transition: opacity .2s ease; }
@keyframes page-in { from { opacity: 0; } }
html.fallback-vt body { animation: page-in .4s var(--ease); }
::view-transition-old(root) { animation: .22s var(--ease) both vt-out; }
::view-transition-new(root) { animation: .4s var(--ease) both vt-in; }
@keyframes vt-out { to { opacity: 0; } }
@keyframes vt-in { from { opacity: 0; transform: translateY(12px); } }

/* ---------- intro ---------- */
.intro { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; overflow: hidden; background: var(--bg); cursor: pointer; transition: opacity .6s var(--ease); }
.intro .wall { position: absolute; z-index: 0; }
.intro .glasspane { position: absolute; inset: 7vmin; z-index: 1; border-radius: 44px; opacity: 0; transform: scale(.95); transition: opacity .8s var(--ease), transform 1s var(--ease); }
.intro.on .glasspane { opacity: 1; transform: none; }
.intro-title { position: absolute; left: 0; right: 0; bottom: 15vh; z-index: 3; margin: 0; padding: 0 16px; text-align: center; font: 750 clamp(2.4rem, 7.4vw, 6rem)/1 var(--font); letter-spacing: -.045em; color: var(--ink); }
.intro-title .w { display: inline-block; opacity: 0; transform: translateY(.5em); }
.intro-title.go .w { opacity: 1; transform: none; transition: opacity .45s var(--ease), transform .6s var(--spring); transition-delay: calc(var(--i) * 70ms); }
.intro-title .sphere { opacity: 0; transform: translateY(-2em) scale(.3); }
.intro-title.go .sphere { opacity: 1; transform: none; transition: opacity .2s .4s, transform .9s var(--spring) .4s; }
.intro-skip { position: absolute; bottom: max(22px, env(safe-area-inset-bottom)); right: 22px; z-index: 4; min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--glass-line); background: var(--glass-hi); color: var(--ink2); font: 600 14px/1 var(--text); cursor: pointer; }
.intro.out { opacity: 0; pointer-events: none; }
.intro.out .intro-title, .intro.out .intro-skip { opacity: 0; transition: opacity .2s; }
html.intro-on body { overflow: hidden; }
html.intro-on main, html.intro-on .mast, html.intro-on .foot { opacity: 0; }
main, .mast, .foot { transition: opacity .6s var(--ease) .1s; }
.sweepband { position: absolute; z-index: 2; inset: 0; pointer-events: none; background: linear-gradient(105deg, transparent 38%, rgba(255,255,255,.5) 48%, transparent 58%); transform: translateX(-100%); }
.intro.sweep .sweepband { transform: translateX(100%); transition: transform 1s var(--ease); }

/* ---------- pointer extras (fine pointers only, added by JS) ---------- */
.cursor { position: fixed; left: 0; top: 0; z-index: 300; pointer-events: none; width: 36px; height: 36px; margin: -18px 0 0 -18px; border-radius: 50%; border: 1.5px solid color-mix(in srgb, var(--accent) 80%, transparent); background: color-mix(in srgb, var(--accent) 10%, transparent); transition: width .35s var(--spring), height .35s var(--spring), margin .35s var(--spring), background .3s, border-color .3s, opacity .3s; }
.cursor-dot { position: fixed; left: 0; top: 0; z-index: 301; pointer-events: none; width: 6px; height: 6px; margin: -3px 0 0 -3px; border-radius: 50%; background: var(--accent); }
.cursor.link { width: 60px; height: 60px; margin: -30px 0 0 -30px; background: color-mix(in srgb, var(--accent) 18%, transparent); border-color: transparent; }
.cursor.glass-c { width: 84px; height: 84px; margin: -42px 0 0 -42px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.75); box-shadow: inset 0 1px 1px rgba(255,255,255,.8), inset 0 -6px 14px color-mix(in srgb, var(--accent) 25%, transparent), 0 10px 30px -10px rgba(0,0,0,.25); }
.cursor.down { width: 26px; height: 26px; margin: -13px 0 0 -13px; }
.cursor.hide, .cursor-dot.hide { opacity: 0; }
html.has-cursor body, html.has-cursor a, html.has-cursor button { cursor: none; }
.ripple { position: absolute; border-radius: 50%; pointer-events: none; width: 10px; height: 10px; margin: -5px 0 0 -5px; background: radial-gradient(circle, rgba(255,255,255,.7), color-mix(in srgb, var(--accent) 30%, transparent) 60%, transparent 70%); animation: ripple .7s var(--ease) forwards; z-index: 5; }
@keyframes ripple { to { transform: scale(40); opacity: 0; } }
.ball { position: fixed; left: 0; top: 0; z-index: 250; border-radius: 50%; cursor: grab; touch-action: none; will-change: transform; }
.toast { --r: 999px; position: fixed; left: 50%; bottom: 28px; z-index: 120; padding: 12px 20px 12px 14px; display: flex; gap: 10px; align-items: center; font: 650 15px/1 var(--text); transform: translate(-50%, 40px); opacity: 0; transition: transform .6s var(--spring), opacity .3s; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }
.toast img { width: 26px; height: 26px; border-radius: 7px; }
html.party .card { animation: wobble .8s var(--spring) both; animation-delay: calc(var(--d, 0) * 40ms); }
@keyframes wobble { 30% { transform: translateY(-10px) rotate(-1.2deg); } 60% { transform: translateY(2px) rotate(.8deg); } }

/* ---------- small screens: cheaper glass, fewer blobs, bigger targets ---------- */
@media (max-width: 699px) {
  body { font-size: 16.5px; }
  :root { --blur: 10px; }
  .wall .b3 { display: none; }
  .card { -webkit-backdrop-filter: none; backdrop-filter: none; background: linear-gradient(160deg, color-mix(in srgb, var(--card) 92%, transparent), color-mix(in srgb, var(--card) 80%, transparent)); }
  .mast { top: 8px; padding: 0 10px; }
  .nav { min-height: 52px; padding: 5px 6px 5px 8px; }
  .hide-s { display: none !important; }
  .hero { padding-top: 22px; }
  .mega { font-size: clamp(3rem, 15vw, 4.6rem); }
  .cta .btn { flex: 1 1 auto; }
  .block { padding-top: 72px; }
  .article-head { padding-top: 26px; }
  .prose { font-size: 17px; }
  .card .body { padding: 18px 18px 20px; }
  .intro .glasspane { inset: 14px; border-radius: 36px; }
}

/* ---------- reduced motion: static and calm ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; scroll-behavior: auto !important; }
  .rv, .js .mega .w, .js .mega .sphere, .kinetic .kw { opacity: 1 !important; transform: none !important; }
  .sphere::after, .packet, .net-cloud { animation: none !important; }
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}
.logo-stage.fly .logo-poster, .logo-stage.fly canvas { transition: none; }
.logo-stage.fly:not(.no-gl) .logo-poster { opacity: 0; }