/* Disco Sheet — mirrorball maximalist design system (see brand/BRAND.md) */

:root {
  --ink: #0b0518;
  --stage: #140a2e;
  --chrome-hi: #f7f8fc;
  --chrome: #c7ccdd;
  --chrome-lo: #868ea9;
  --magenta: #ff3d9a;
  --cyan: #22e4ff;
  --gold: #ffd166;
  --violet: #7b2fff;
  --danger: #ff5470;
  --ok: #3dffa4;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--ink) url("/assets/sequins.svg") repeat;
  color: var(--chrome);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* twin stage glows */
body::before, body::after {
  content: "";
  position: fixed;
  z-index: -1;
  width: 90vw;
  height: 90vw;
  border-radius: 50%;
  pointer-events: none;
}
body::before {
  top: -35vw; left: -30vw;
  background: radial-gradient(circle, rgba(255, 61, 154, 0.22), transparent 65%);
}
body::after {
  bottom: -40vw; right: -30vw;
  background: radial-gradient(circle, rgba(34, 228, 255, 0.16), transparent 65%);
}

.wrap { max-width: 880px; margin: 0 auto; padding: 24px 20px 120px; }

/* ---------- type ---------- */
.chrome-text {
  background: linear-gradient(180deg, var(--chrome-hi) 10%, var(--chrome) 45%, var(--chrome-lo) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.display {
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.06;
  text-transform: uppercase;
}
.sparkle { color: var(--gold); }

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

button.linklike {
  background: none; border: none; padding: 0;
  font-family: var(--font); font-size: 14px;
  color: var(--cyan); cursor: pointer; text-decoration: underline;
}

/* ---------- cards & panels ---------- */
.card {
  position: relative;
  background: rgba(20, 10, 46, 0.72);
  border: 1px solid rgba(199, 204, 221, 0.22);
  border-radius: 18px;
  padding: 28px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 0 40px rgba(123, 47, 255, 0.12), inset 0 1px 0 rgba(247, 248, 252, 0.08);
}
.card + .card, .section { margin-top: 26px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  border: 0;
  border-radius: 12px;
  padding: 14px 30px;
  font-family: var(--font);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--magenta), var(--violet));
  box-shadow: 0 0 26px rgba(255, 61, 154, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(255, 61, 154, 0.65); filter: saturate(1.15); }
.btn-primary:disabled { opacity: 0.45; transform: none; cursor: wait; }
.btn-ghost {
  color: var(--chrome);
  background: transparent;
  border: 1px solid rgba(199, 204, 221, 0.35);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--chrome-hi); }

/* ---------- forms ---------- */
label.f-label {
  display: block;
  margin: 18px 0 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--chrome-lo);
}
.f-hint { font-size: 14px; color: var(--chrome-lo); margin: 4px 0 0; }

input[type="text"], input[type="email"], input[type="url"], textarea, select {
  width: 100%;
  background: rgba(11, 5, 24, 0.75);
  border: 1px solid rgba(199, 204, 221, 0.28);
  border-radius: 10px;
  color: var(--chrome-hi);
  font-family: var(--font);
  font-size: 16px;
  padding: 12px 14px;
}
textarea { min-height: 110px; resize: vertical; line-height: 1.5; }
input:focus, textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34, 228, 255, 0.18);
}
input[readonly] { color: var(--chrome-lo); background: rgba(11, 5, 24, 0.45); }

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
@media (max-width: 640px) { .row2 { grid-template-columns: 1fr; } }

/* ---------- index: hero + code steps ---------- */
.hero { text-align: center; padding: 46px 10px 10px; }
.hero img.logo { width: min(360px, 78vw); height: auto; }
.hero h1 { font-size: clamp(34px, 6vw, 56px); margin: 26px 0 10px; }
.hero p.sub { font-size: 20px; color: var(--chrome); margin: 0 0 8px; }
.hero p.byline { font-size: 14px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--chrome-lo); }

.authbox { max-width: 520px; margin: 34px auto 0; }
.step { display: none; }
.step.active { display: block; }
.msg { margin-top: 14px; padding: 12px 14px; border-radius: 10px; font-size: 15px; display: none; }
.msg.show { display: block; }
.msg.error { background: rgba(255, 84, 112, 0.12); border: 1px solid rgba(255, 84, 112, 0.5); color: #ffb3c2; }
.msg.info { background: rgba(34, 228, 255, 0.1); border: 1px solid rgba(34, 228, 255, 0.4); color: var(--cyan); }

.code-inputs { display: flex; gap: 10px; justify-content: center; margin: 22px 0 6px; }
.code-inputs input {
  width: 56px; height: 66px; text-align: center;
  font-size: 30px; font-weight: 900; color: var(--chrome-hi);
  background: rgba(11, 5, 24, 0.85);
  border: 1px solid rgba(199, 204, 221, 0.35); border-radius: 12px;
}
.code-inputs input:focus { border-color: var(--gold); box-shadow: 0 0 18px rgba(255, 209, 102, 0.25); }

/* ---------- sheet ---------- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 0 8px;
}
.topbar img { width: 52px; height: 52px; }
.topbar .t-title { font-size: 22px; font-weight: 900; letter-spacing: 0.05em; text-transform: uppercase; }
.topbar .t-sub { font-size: 14px; color: var(--chrome-lo); }
.topbar .spacer { flex: 1; }
.topbar .signout { font-size: 14px; color: var(--chrome-lo); cursor: pointer; background: none; border: none; font-family: var(--font); }
.topbar .signout:hover { color: var(--magenta); }

.section-head { display: flex; align-items: baseline; gap: 12px; margin: 40px 0 6px; }
.section-head h2 { font-size: 24px; margin: 0; }
.section-head .num {
  font-size: 13px; font-weight: 900; letter-spacing: 0.1em;
  color: var(--ink);
  background: linear-gradient(120deg, var(--gold), var(--magenta));
  border-radius: 8px; padding: 3px 9px;
}
.section-desc { color: var(--chrome-lo); font-size: 15px; margin: 0 0 6px; }

/* link rows */
.link-group-label {
  margin: 22px 0 10px; font-size: 13px; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.link-group-label.pos { color: var(--cyan); }
.link-group-label.neg { color: var(--magenta); }

.link-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  padding: 13px 14px; margin: 8px 0;
  background: rgba(11, 5, 24, 0.55);
  border: 1px solid rgba(199, 204, 221, 0.16);
  border-left: 3px solid var(--chrome-lo);
  border-radius: 12px;
}
.link-row.pos { border-left-color: var(--cyan); }
.link-row.neg { border-left-color: var(--magenta); }
.link-row .l-url { flex: 1 1 260px; min-width: 0; }
.link-row .l-dom { font-weight: 700; color: var(--chrome-hi); font-size: 15px; word-break: break-all; }
.link-row .l-dom a { color: inherit; }
.link-row .l-note { font-size: 13px; color: var(--chrome-lo); margin-top: 2px; }
.badge {
  font-size: 11px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 2px 8px; border-radius: 999px; white-space: nowrap;
}
.badge.built { color: var(--ink); background: linear-gradient(120deg, var(--gold), var(--magenta)); }
.badge.existing { color: var(--chrome); border: 1px solid rgba(199, 204, 221, 0.4); }
.badge.p1 { color: #fff; background: rgba(255, 61, 154, 0.35); border: 1px solid var(--magenta); }
.badge.p2 { color: #fff; background: rgba(123, 47, 255, 0.3); border: 1px solid var(--violet); }

/* tri-state segmented toggle */
.seg { display: inline-flex; border: 1px solid rgba(199, 204, 221, 0.3); border-radius: 999px; overflow: hidden; flex: 0 0 auto; }
.seg button {
  border: 0; background: transparent; color: var(--chrome-lo);
  font-family: var(--font); font-size: 12.5px; font-weight: 700;
  padding: 7px 12px; cursor: pointer; white-space: nowrap;
}
.seg button + button { border-left: 1px solid rgba(199, 204, 221, 0.2); }
.seg button.on { color: #fff; }
.seg button.s-keep.on { background: rgba(34, 228, 255, 0.25); color: var(--cyan); }
.seg button.s-unsure.on { background: rgba(134, 142, 169, 0.25); color: var(--chrome-hi); }
.seg button.s-flip.on { background: rgba(255, 61, 154, 0.3); color: var(--magenta); }
@media (max-width: 640px) { .seg { width: 100%; } .seg button { flex: 1; padding: 8px 6px; } }

/* file inputs */
.file-slot { margin-top: 8px; }
.file-slot input[type="file"] { color: var(--chrome-lo); font-size: 14px; width: 100%; }
.file-slot .f-name { font-size: 14px; color: var(--gold); margin-top: 4px; }

/* sticky submit bar */
.submitbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  background: rgba(11, 5, 24, 0.88);
  border-top: 1px solid rgba(199, 204, 221, 0.25);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  padding: 14px 20px;
  display: flex; align-items: center; gap: 18px; justify-content: center; flex-wrap: wrap;
}
.submitbar .sb-note { font-size: 14px; color: var(--chrome-lo); }

/* ---------- thanks ---------- */
.thanks { text-align: center; padding-top: 70px; }
.thanks img.logo { width: min(300px, 70vw); }
.thanks h1 { font-size: clamp(30px, 5vw, 46px); margin: 30px 0 14px; }
.thanks .v1-teaser {
  max-width: 640px; margin: 30px auto 0; text-align: left;
  border: 1px solid rgba(255, 209, 102, 0.45);
  box-shadow: 0 0 34px rgba(255, 209, 102, 0.14);
}
.thanks .v1-teaser h3 { margin: 0 0 8px; color: var(--gold); }

footer.site {
  margin-top: 70px; padding: 26px 0 10px; text-align: center;
  font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--chrome-lo);
}

.spin { display: inline-block; width: 18px; height: 18px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.35); border-top-color: #fff; animation: spin 0.8s linear infinite; vertical-align: -4px; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }