/* Tenspot — "Daylight rig": cool paper studio, ink navy, ultramarine signal, lime marker. */
:root {
  --canvas: #F1F3F7;      /* cool paper page ground */
  --surface: #FFFFFF;     /* cards, panels */
  --raised: #E8ECF3;      /* inputs, nested wells, hover */
  --hair: #D7DEE9;        /* 1px structure */
  --hair-strong: #C2CDDC;
  --muted: #5B6A7D;       /* secondary copy */
  --text: #0E1726;        /* ink navy — never pure black */
  --signal: #1F2DFF;      /* ultramarine: THE action colour */
  --signal-ink: #FFFFFF;
  --signal-soft: #E7E9FF;
  --mark: #D8FF3E;        /* lime marker — highlight swipes, stage accent */
  --render: #0B8F5E;      /* live state only */
  --fault: #C8362A;
  --lift: 0 10px 30px -14px rgba(14, 23, 38, .30);
  --lift-sm: 0 4px 12px -6px rgba(14, 23, 38, .22);
  --r: 18px;
  --s: 8px;
  --sans: "Inter Tight", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--canvas);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: var(--text); text-decoration: none; }
a:hover { color: var(--signal); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 4px; }

/* ---------- type ---------- */
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -0.025em; line-height: 1.04; margin: 0 0 16px; }
h1 { font-size: clamp(38px, 7.4vw, 64px); }
h2 { font-size: clamp(26px, 4vw, 44px); }
h3 { font-size: 22px; letter-spacing: -0.015em; }
p { margin: 0 0 16px; }
.lede { font-size: clamp(17px, 2.2vw, 22px); color: var(--muted); max-width: 54ch; }
.mono { font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.mono-lc { font-family: var(--mono); font-size: 13px; letter-spacing: 0.02em; color: var(--muted); text-transform: none; }
.muted { color: var(--muted); }
.signal { color: var(--signal); }
.tick { color: var(--signal); font-family: var(--mono); }
/* marker swipe — the lime never carries text, it sits behind ink */
.marker { background: linear-gradient(180deg, transparent 58%, var(--mark) 58%); padding: 0 .12em; }

/* ---------- shell ---------- */
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
section.tight { padding: 56px 0; }
@media (max-width: 760px) { section { padding: 64px 0; } }

header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(241, 243, 247, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hair);
}
header.site .bar { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.035em; font-size: 20px; }
.brand:hover { color: var(--text); }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 4px var(--signal-soft); }
nav.main { display: flex; gap: 22px; margin-left: auto; align-items: center; font-size: 15px; }
nav.main a { color: var(--muted); }
nav.main a.on, nav.main a:hover { color: var(--text); }
nav.main a.on { box-shadow: inset 0 -2px 0 var(--signal); }
@media (max-width: 760px) {
  header.site .bar { height: 60px; gap: 12px; }
  nav.main { gap: 14px; font-size: 14px; overflow-x: auto; white-space: nowrap; }
  .brand { font-size: 18px; }
}

footer.site { border-top: 1px solid var(--hair); padding: 40px 0 64px; margin-top: 40px; background: var(--surface); }
footer.site .row { display: flex; flex-wrap: wrap; gap: 18px 32px; align-items: center; }
footer.site a { color: var(--muted); font-size: 15px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--sans); font-size: 16px; font-weight: 600; letter-spacing: -0.01em;
  padding: 14px 24px; min-height: 48px; border-radius: 12px; border: 1px solid var(--hair-strong);
  cursor: pointer; transition: transform .12s ease-out, background .15s ease-out, border-color .15s ease-out, box-shadow .15s ease-out;
  background: var(--surface); color: var(--text);
}
.btn:hover { border-color: var(--text); color: var(--text); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--signal); color: var(--signal-ink); border-color: var(--signal); box-shadow: var(--lift-sm); }
.btn-primary:hover { background: #1526E0; color: var(--signal-ink); border-color: #1526E0; }
.btn-ghost { background: transparent; border-color: var(--hair-strong); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; }
.btn-sm { font-size: 14px; padding: 9px 16px; min-height: 40px; border-radius: 10px; }
.btn-block { width: 100%; }

/* ---------- surfaces ---------- */
.panel { background: var(--surface); border: 1px solid var(--hair); border-radius: var(--r); padding: 28px; }
.panel.flush { padding: 0; overflow: hidden; }
.hairline { border: 0; border-top: 1px solid var(--hair); margin: 32px 0; }

/* sprocket rule — contact-sheet tick marks */
.sprockets { display: flex; gap: 6px; align-items: center; margin: 18px 0; }
.sprockets i { display: block; width: 14px; height: 4px; border-radius: 2px; background: var(--hair-strong); }
.sprockets i.hot { background: var(--signal); }

/* ---------- frames ---------- */
.frame { position: relative; background: var(--raised); border: 1px solid var(--hair); border-radius: var(--r); overflow: hidden; box-shadow: var(--lift); }
.frame video, .frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ar-9-16 { aspect-ratio: 9 / 16; }
.ar-1-1 { aspect-ratio: 1 / 1; }
.ar-16-9 { aspect-ratio: 16 / 9; }
.frame .stamp {
  position: absolute; left: 10px; top: 10px; z-index: 2;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  background: rgba(255,255,255,.92); border: 1px solid var(--hair); color: var(--text);
  padding: 4px 8px; border-radius: 7px;
}
.frame .time {
  position: absolute; right: 10px; bottom: 10px; z-index: 2;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em;
  background: rgba(14,23,38,.72); color: #fff; border: 0;
  padding: 4px 8px; border-radius: 7px;
}

/* filmstrip: variants sit in a row, not a card grid */
.filmstrip { display: grid; gap: 16px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.filmstrip.six { grid-template-columns: repeat(6, minmax(0, 1fr)); }
@media (max-width: 900px) { .filmstrip.six { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 620px) { .filmstrip { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; } }

.strip-scroll { display: flex; gap: 14px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x mandatory; }
.strip-scroll > * { flex: 0 0 168px; scroll-snap-align: start; }

/* ---------- status pills ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px; border: 1px solid var(--hair-strong); color: var(--muted);
  background: var(--surface);
}
.pill b { width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
.pill.rendering { color: var(--render); border-color: rgba(11,143,94,.4); background: #EAF7F1; }
.pill.rendering b { background: var(--render); animation: blink 1.1s ease-in-out infinite; }
.pill.ready { color: var(--render); border-color: rgba(11,143,94,.4); background: #EAF7F1; }
.pill.ready b { background: var(--render); }
.pill.failed { color: var(--fault); border-color: rgba(200,54,42,.4); background: #FCEDEB; }
.pill.failed b { background: var(--fault); }
@keyframes blink { 0%,100% { opacity: 1 } 50% { opacity: .25 } }

/* scrubbing progress bar — never a spinner */
.scrub { height: 5px; background: var(--raised); border-radius: 3px; overflow: hidden; position: relative; }
.scrub > i { position: absolute; inset: 0 auto 0 0; width: 34%; background: var(--signal); border-radius: 3px; animation: scrub 1.6s ease-in-out infinite; }
.scrub.done > i { width: 100%; animation: none; }
@keyframes scrub { 0% { left: -34% } 100% { left: 100% } }

/* ---------- forms ---------- */
label.field { display: block; margin-bottom: 18px; }
label.field > span.lab { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
input[type=text], input[type=email], input[type=password], textarea, select {
  width: 100%; background: var(--surface); border: 1px solid var(--hair-strong); color: var(--text);
  border-radius: 12px; padding: 13px 15px; font-family: var(--sans); font-size: 16px; min-height: 48px;
}
input[type=file] { font-family: var(--mono); font-size: 13px; color: var(--muted); }
input[type=file]::file-selector-button {
  font-family: var(--sans); font-size: 15px; font-weight: 600; color: var(--text);
  background: var(--raised); border: 1px solid var(--hair-strong); border-radius: 10px;
  padding: 9px 15px; margin-right: 12px; cursor: pointer; min-height: 40px;
}
input[type=file]::file-selector-button:hover { border-color: var(--signal); color: var(--signal); }
input::placeholder, textarea::placeholder { color: #93A1B2; }
input:focus, textarea:focus, select:focus { border-color: var(--signal); outline: none; box-shadow: 0 0 0 3px var(--signal-soft); }
.hint { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 6px; }
.err { color: var(--fault); font-size: 15px; margin: 0 0 16px; }
.notice { border: 1px solid var(--hair); border-left: 3px solid var(--signal); background: var(--surface); padding: 14px 18px; border-radius: 10px; margin-bottom: 24px; font-size: 15px; box-shadow: var(--lift-sm); }
.notice.bad { border-left-color: var(--fault); }

/* option cards (look / aspect pickers) */
.opts { display: grid; gap: 12px; }
.opts.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
@media (max-width: 760px) { .opts.three { grid-template-columns: 1fr; } }
.opt { position: relative; }
.opt input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.opt .body {
  display: block; border: 1px solid var(--hair-strong); background: var(--surface); border-radius: 14px;
  padding: 16px; cursor: pointer; transition: border-color .15s ease-out, background .15s ease-out, box-shadow .15s ease-out;
}
.opt .body .t { font-weight: 600; letter-spacing: -0.01em; }
.opt .body .d { font-size: 14px; color: var(--muted); margin-top: 4px; line-height: 1.45; }
.opt input:checked + .body { border-color: var(--signal); background: var(--signal-soft); box-shadow: inset 0 0 0 1px var(--signal); }
.opt input:focus-visible + .body { outline: 2px solid var(--signal); outline-offset: 2px; }

/* dropzone */
.drop {
  border: 2px dashed var(--hair-strong); border-radius: var(--r); background: var(--surface);
  padding: 36px 24px; text-align: center; transition: border-color .15s, background .15s;
}
.drop.over { border-color: var(--signal); background: var(--signal-soft); }
.drop .big { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }
.thumbs { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 18px; }
.thumbs .t { width: 74px; height: 74px; border-radius: 12px; overflow: hidden; border: 1px solid var(--hair); background: var(--raised); }
.thumbs .t img { width: 100%; height: 100%; object-fit: cover; }

/* tables */
table.data { width: 100%; border-collapse: collapse; font-size: 15px; }
table.data th { text-align: left; font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 400; padding: 10px 12px; border-bottom: 1px solid var(--hair); background: var(--raised); }
table.data td { padding: 12px; border-bottom: 1px solid var(--hair); vertical-align: middle; }
table.data tr:last-child td { border-bottom: 0; }
.scroll-x { overflow-x: auto; }

/* layout helpers */
.grid-2 { display: grid; grid-template-columns: 1.02fr .98fr; gap: 40px; align-items: start; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; gap: 28px; } }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
.row { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.stack-sm > * + * { margin-top: 10px; }
.mt-0 { margin-top: 0 } .mb-0 { margin-bottom: 0 } .mt-24 { margin-top: 24px } .mt-40 { margin-top: 40px }

/* hero */
.hero { padding: 64px 0 40px; position: relative; }
.hero:before {
  content: ""; position: absolute; top: -180px; left: 50%; width: 1100px; height: 560px;
  transform: translateX(-50%); pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(31,45,255,.10), rgba(216,255,62,.10) 45%, transparent 70%);
}
.hero .inner { position: relative; }
.timeline-rule { display: flex; align-items: center; gap: 0; height: 22px; margin: 26px 0 8px; }
.timeline-rule .seg { flex: 1; height: 1px; background: var(--hair-strong); position: relative; }
.timeline-rule .seg:after { content: ""; position: absolute; right: 0; top: -4px; width: 1px; height: 9px; background: var(--hair-strong); }
.timeline-rule .seg:first-child:before { content: ""; position: absolute; left: 0; top: -5px; width: 3px; height: 11px; border-radius: 2px; background: var(--signal); }

.kenburns { transition: transform 6s ease-out; }
.frame:hover .kenburns { transform: scale(1.06); }
@media (prefers-reduced-motion: reduce) {
  .kenburns { transition: none; }
  .scrub > i { animation: none; width: 60%; }
  .pill.rendering b { animation: none; }
}

.empty { border: 2px dashed var(--hair-strong); border-radius: var(--r); padding: 40px 24px; text-align: center; color: var(--muted); background: var(--surface); }
.price-tag { font-family: var(--mono); font-size: 30px; color: var(--text); letter-spacing: -0.01em; }
.badge-credit { font-family: var(--mono); font-size: 12px; border: 1px solid var(--signal); background: var(--signal-soft); color: var(--signal); border-radius: 999px; padding: 4px 10px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--signal); color: #fff; padding: 10px 14px; border-radius: 8px; }

/* ---------- the rig: interactive WebGL stage ---------- */
.rig {
  position: relative; border-radius: 22px; overflow: hidden;
  background: radial-gradient(120% 90% at 50% 0%, #FFFFFF 0%, #EDF1F7 55%, #E3E9F2 100%);
  border: 1px solid var(--hair);
  box-shadow: var(--lift);
}
.rig canvas { display: block; width: 100%; height: 100%; touch-action: pan-y; cursor: grab; }
.rig canvas.dragging { cursor: grabbing; }
.rig.is-live .rig-fallback { display: none; }
.rig-fallback { padding: 46px 18px 18px; }
.rig-stage { display: none; aspect-ratio: 5 / 6; }
.rig.is-live .rig-stage { display: block; }
@media (max-width: 900px) { .rig-stage { aspect-ratio: 1 / 1; } }
.rig-tag {
  position: absolute; left: 14px; top: 14px; z-index: 3;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted); background: rgba(255,255,255,.82); border: 1px solid var(--hair);
  padding: 5px 9px; border-radius: 999px;
}
.rig-hint { display: none; }
.rig.is-live .rig-hint {
  display: block;
  position: absolute; right: 14px; bottom: 14px; z-index: 3;
  font-family: var(--mono); font-size: 11px; letter-spacing: .06em; color: var(--muted);
  background: rgba(255,255,255,.82); border: 1px solid var(--hair); padding: 5px 9px; border-radius: 999px;
}
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.chip {
  font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid var(--hair-strong); background: var(--surface); color: var(--muted);
  padding: 8px 13px; border-radius: 999px; cursor: pointer; min-height: 38px;
  transition: border-color .15s, color .15s, background .15s;
}
.chip:hover { border-color: var(--text); color: var(--text); }
.chip[aria-pressed="true"] { border-color: var(--signal); color: var(--signal); background: var(--signal-soft); }