/* Gemcast: "jewelry box" theme. Pearl surfaces, one jewel tone (per studio), champagne-gold metal details.
   A studio sets --tenant-accent (its jewel tone) and optionally --tenant-gold; everything else derives from them. */
:root {
  --jewel: var(--tenant-accent, #1B2F5E);           /* sapphire */
  --gold: var(--tenant-gold, #C9A35B);
  --gold-hi: #F4E3B5; --gold-lo: #9C7631;
  --foil: linear-gradient(135deg, var(--gold-lo) 0%, var(--gold) 28%, var(--gold-hi) 50%, var(--gold) 72%, var(--gold-lo) 100%);
  --bg: #FBF8F3; --card: #FFFFFF; --soft: #F5F0E7; --ink: #1A1A24; --mut: #6E6A72; --line: #ECE4D6;
  --chip-on: var(--jewel); --chip-on-ink: #FFFFFF;
  --case: radial-gradient(120% 90% at 50% 20%, color-mix(in srgb, var(--jewel) 16%, #fff) 0%, color-mix(in srgb, var(--jewel) 5%, #fff) 60%, #fff 100%);
  --warn-bg: #FBF0D9; --warn: #8A5A00; --err: #A2342E;
  --shadow: 0 1px 2px rgb(20 20 40 / .04), 0 10px 30px -12px rgb(20 20 40 / .14);
  --display: 'Cormorant Garamond', Georgia, serif;
  --radius: 16px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B0F1C; --card: #121828; --soft: #182036; --ink: #F3EEE4; --mut: #A7A3AE; --line: #262E45;
    --chip-on: var(--gold); --chip-on-ink: #14110A;
    --case: radial-gradient(120% 90% at 50% 15%, color-mix(in srgb, var(--jewel) 55%, #0B0F1C) 0%, #0E1322 70%);
    --warn-bg: #2E2614; --warn: #E7C27A; --err: #F0948A;
    --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 14px 40px -16px rgb(0 0 0 / .7);
  }
}
:root[data-theme="dark"] {
  --bg: #0B0F1C; --card: #121828; --soft: #182036; --ink: #F3EEE4; --mut: #A7A3AE; --line: #262E45;
  --chip-on: var(--gold); --chip-on-ink: #14110A;
  --case: radial-gradient(120% 90% at 50% 15%, color-mix(in srgb, var(--jewel) 55%, #0B0F1C) 0%, #0E1322 70%);
  --warn-bg: #2E2614; --warn: #E7C27A; --err: #F0948A;
  --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 14px 40px -16px rgb(0 0 0 / .7);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 Inter, system-ui, -apple-system, 'Segoe UI', sans-serif; }
button, input, textarea { font: inherit; color: inherit; }
h2 { font: 600 1.75rem/1.15 var(--display); margin: 0 0 16px; letter-spacing: .01em; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* header: the jewelry-box lid. Deep jewel band with a soft sheen, logo, gold rule, champagne tagline. */
.top { position: relative; text-align: center; padding: 40px 16px 34px; color: #F7F1E3; overflow: hidden;
  background:
    radial-gradient(60% 120% at 50% -10%, rgb(255 255 255 / .16), transparent 60%),
    radial-gradient(40% 80% at 15% 120%, color-mix(in srgb, var(--gold) 22%, transparent), transparent 70%),
    linear-gradient(160deg, color-mix(in srgb, var(--jewel) 85%, #000) 0%, var(--jewel) 45%, color-mix(in srgb, var(--jewel) 70%, #000) 100%); }
.top::before { content: ''; position: absolute; inset: auto 0 0 0; height: 3px; background: var(--foil); }
.brand { display: flex; align-items: center; justify-content: center; gap: 12px; font: 600 2.6rem/1 var(--display); letter-spacing: .06em; }
.brand img { height: 72px; filter: var(--logo-band-filter, brightness(1)) drop-shadow(0 2px 10px rgb(0 0 0 / .25)); }
.top::after { content: ''; display: block; width: 120px; height: 1.5px; margin: 18px auto 0; background: var(--foil); border-radius: 2px; }
.tagline { color: var(--gold-hi); margin: 12px 0 0; font: italic 500 1.35rem/1.3 var(--display); letter-spacing: .01em; }

main { max-width: 1180px; margin: -14px auto 0; padding: 0 16px 18px; position: relative; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 26px; margin-bottom: 18px; box-shadow: var(--shadow); }
@media (max-width: 520px) { .panel { padding: 18px; } }
.row-between { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }

/* start cards */
.starts { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.start { position: relative; text-align: left; background: var(--case); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; cursor: pointer; display: grid; justify-content: stretch; gap: 8px; overflow: hidden; transition: transform .15s, box-shadow .15s, border-color .15s; }
.start::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--foil); }
.start:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--gold); }
.start b { font: 600 1.55rem var(--display); }
.start > span { color: var(--mut); }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 6px 13px; cursor: pointer; display: inline-flex; align-items: center; gap: 7px; font-size: 14px; min-height: 36px; transition: border-color .12s, background .12s; }
.chip:hover { border-color: var(--gold); }
.chip[aria-pressed="true"] { background: var(--chip-on); color: var(--chip-on-ink); border-color: var(--chip-on); box-shadow: 0 0 0 2px var(--card), 0 0 0 3px var(--gold); }
.chip .dot { width: 14px; height: 14px; border-radius: 50%; flex: none; box-shadow: inset 0 0 0 1px rgb(0 0 0 / .18), inset -2px -3px 4px rgb(0 0 0 / .2), inset 2px 2px 3px rgb(255 255 255 / .6); }

/* portfolio */
.pf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-top: 16px; }
@media (max-width: 520px) { .pf-grid { grid-template-columns: repeat(2, 1fr); } }
.pf-grid button { padding: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; cursor: pointer; background: none; aspect-ratio: 1; min-height: 0; transition: transform .15s, box-shadow .15s; }
.pf-grid button:hover, .pf-grid button:focus-visible { transform: translateY(-2px); box-shadow: 0 0 0 2px var(--gold), var(--shadow); }
.pf-grid img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* designer */
.designer { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 30px; align-items: start; }
@media (max-width: 860px) { .designer { grid-template-columns: 1fr; } .stage { order: -1; } }
.form fieldset { border: 0; padding: 0; margin: 0 0 16px; min-width: 0; }
.form legend { font-weight: 600; margin-bottom: 8px; font-size: 11.5px; text-transform: uppercase; letter-spacing: .14em; color: var(--mut); }
.form legend small { text-transform: none; letter-spacing: 0; font-weight: 400; }
textarea, .tweak input, .who input { width: 100%; border: 1px solid var(--line); background: var(--card); border-radius: 12px; padding: 11px 13px; }
textarea:focus, .tweak input:focus, .who input:focus { border-color: var(--gold); outline: none; }

.stage { position: sticky; top: 14px; }
@media (max-width: 860px) { .stage { position: static; } }
.summary { font: 600 1.3rem/1.3 var(--display); margin: 0 0 10px; }
.notes { list-style: none; padding: 0; margin: 0 0 14px; display: grid; gap: 6px; }
.notes li { font-size: 13px; padding: 7px 12px; border-radius: 10px; background: var(--soft); border-left: 3px solid var(--gold); }
.notes li.warn { background: var(--warn-bg); border-left-color: var(--warn); color: var(--warn); }

/* picture guide under shape / setting / band */
.guide { display: grid; grid-template-columns: 84px 1fr; gap: 12px; align-items: center; margin-top: 10px; padding: 8px; border-radius: 14px; background: var(--soft); border: 1px solid var(--line); }
.guide img { width: 84px; height: 84px; object-fit: cover; border-radius: 10px; display: block; }
.guide b { font: 600 1.05rem var(--display); }
.guide p { margin: 2px 0 2px; font-size: 13.5px; line-height: 1.4; }
.guide small { color: var(--mut); font-size: 12px; }

/* price guide */
.price { display: grid; gap: 3px; margin: 0 0 12px; padding: 12px 14px; border-radius: 14px; background: var(--card); border: 1px solid var(--line); position: relative; overflow: hidden; }
.price::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--foil); }
.price .range { font: 600 1.35rem var(--display); }
.price .range small { font: 12px Inter, system-ui, sans-serif; text-transform: uppercase; letter-spacing: .1em; color: var(--mut); margin-right: 8px; }
.price .line { font-size: 13px; color: var(--mut); }
.price .swap { font-size: 13px; }
.price .swap b { color: var(--ink); }
.price .fine { font-size: 11.5px; color: var(--mut); font-style: italic; }

/* real pieces like this */
.similar { margin: 0 0 12px; padding: 12px 14px; border-radius: 14px; background: var(--soft); border: 1px solid var(--line); }
.similar.exact { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold) inset; }
.similar h3 { margin: 0 0 8px; font: 600 1.1rem var(--display); }
.similar .row { display: flex; gap: 10px; overflow-x: auto; }
.similar button { flex: none; display: grid; gap: 4px; width: 128px; padding: 0; border: 0; background: none; text-align: left; font-size: 11.5px; color: var(--mut); line-height: 1.3; min-height: 0; border-radius: 10px; }
.similar button img { width: 128px; height: 128px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line); }
.similar button:hover img { box-shadow: 0 0 0 2px var(--gold); }
.note { color: var(--mut); font-size: 13px; font-style: italic; margin: 8px 0 0; min-height: 1em; }

/* the display case */
.canvas { position: relative; aspect-ratio: 1; background: var(--case); border-radius: 18px; overflow: hidden; display: grid; place-items: center; box-shadow: var(--shadow); }
.canvas::after, .sheet-img .frame::after { content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; padding: 1.5px; background: var(--foil);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.canvas img { width: 100%; height: 100%; object-fit: cover; }
.empty { color: var(--mut); text-align: center; padding: 20px; font: italic 500 1.3rem var(--display); }
.empty svg { width: 56px; height: 56px; display: block; margin: 0 auto 12px; }
.busy { position: absolute; inset: 0; background: color-mix(in srgb, var(--bg) 60%, transparent); backdrop-filter: blur(3px); display: grid; place-content: center; justify-items: center; gap: 12px; color: var(--ink); font: italic 500 1.25rem var(--display); }
.spinner { width: 42px; height: 42px; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--gold) 25%, transparent); border-top-color: var(--gold); animation: spin .9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* buttons */
.actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 14px; }
button, .button { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 10px 18px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 42px; transition: border-color .12s, transform .12s; }
button:hover:not(:disabled), .button:hover { border-color: var(--gold); }
button:disabled { opacity: .45; cursor: default; }
.primary { background: var(--foil); background-size: 220% 100%; background-position: 0 0; color: #2A1E08; border: 0; font-weight: 600; letter-spacing: .02em; box-shadow: 0 1px 0 rgb(255 255 255 / .5) inset, 0 6px 16px -8px rgb(156 118 49 / .8); transition: background-position .6s, transform .12s; }
.primary:hover:not(:disabled) { background-position: 100% 0; transform: translateY(-1px); }
.link { background: none; border: 0; padding: 4px; color: var(--mut); text-decoration: underline; text-underline-offset: 3px; min-height: 0; }
.link:hover:not(:disabled) { color: var(--ink); }
.tweak { display: flex; gap: 8px; margin-top: 12px; }
.tweak input { flex: 1; min-width: 0; border-radius: 999px; padding-inline: 16px; }

.history { display: flex; gap: 9px; overflow-x: auto; margin-top: 14px; padding: 4px 4px 6px; }
.history button { flex: none; width: 76px; height: 76px; padding: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; position: relative; min-height: 0; }
.history button[aria-current="true"] { box-shadow: 0 0 0 2px var(--card), 0 0 0 3.5px var(--gold); }
.history img { width: 100%; height: 100%; object-fit: cover; display: block; }
.history .tag { position: absolute; left: 4px; top: 4px; font-size: 10px; background: rgb(10 12 24 / .72); color: #F4E3B5; padding: 0 5px; border-radius: 5px; letter-spacing: .03em; }
.err { color: var(--err); min-height: 1.2em; margin: 8px 0 0; }

/* bench sheet */
.sheet { border: 0; border-radius: 20px; padding: 0; width: min(780px, 94vw); background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.sheet::backdrop { background: rgb(8 10 20 / .65); backdrop-filter: blur(2px); }
.sheet-body { padding: 28px; }
@media (max-width: 520px) { .sheet-body { padding: 18px; } .sheet-actions { padding: 0 18px 18px !important; } }
.sheet-head { display: flex; justify-content: space-between; align-items: baseline; font: 600 1.45rem var(--display); padding-bottom: 10px; margin-bottom: 16px; gap: 10px; border-bottom: 1px solid var(--line); position: relative; flex-wrap: wrap; }
.sheet-head::after { content: ''; position: absolute; left: 0; bottom: -1px; width: 80px; height: 2px; background: var(--foil); }
.sheet-head span:last-child { font: 12px Inter, system-ui, sans-serif; color: var(--mut); letter-spacing: .08em; text-transform: uppercase; }
.sheet-img { display: grid; grid-template-columns: minmax(0, 380px) minmax(0, 1fr); gap: 20px; align-items: start; }
@media (max-width: 640px) { .sheet-img { grid-template-columns: 1fr; } }
.sheet-img .frame { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 1; background: var(--case); }
#sheetImg { width: 100%; height: 100%; object-fit: cover; display: block; }
.final-cta { display: grid; gap: 10px; align-content: start; font-size: 13.5px; color: var(--mut); }
.final-cta b { font: 600 1.2rem var(--display); color: var(--ink); }
.final-badge { position: absolute; left: 10px; top: 10px; z-index: 1; background: var(--foil); color: #2A1E08; font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: 3px 10px; border-radius: 999px; }
.disclaimer { font-size: 12px; color: var(--mut); margin: 10px 0 14px; }
.specs { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0 0 12px; }
.specs dt { color: var(--mut); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; padding-top: 3px; }
.specs dd { margin: 0; }
.who { display: grid; gap: 10px; margin-top: 14px; }
.who label { display: grid; gap: 4px; font-size: 13px; color: var(--mut); }
.sheet-actions { display: flex; gap: 9px; padding: 0 28px 26px; flex-wrap: wrap; align-items: center; }

/* phone OR email: one method at a time, validated */
.contact { display: grid; gap: 6px; font-size: 13px; color: var(--mut); }
.contact-label small { display: block; font-size: 12px; }
.seg { display: inline-grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 3px; border-radius: 999px; background: var(--soft); border: 1px solid var(--line); width: max-content; }
.seg button { min-height: 32px; padding: 4px 16px; border: 0; border-radius: 999px; background: transparent; color: var(--mut); font-size: 13.5px; }
.seg button[aria-checked="true"] { background: var(--chip-on); color: var(--chip-on-ink); }
.contact-input { width: 100%; border: 1px solid var(--line); background: var(--card); border-radius: 12px; padding: 11px 13px; color: var(--ink); }
.contact-input:focus { border-color: var(--gold); outline: none; }
.contact-input[aria-invalid="true"] { border-color: var(--err); }
.field-err { color: var(--err); font-size: 12.5px; min-height: 1em; }
.np-switch { margin: 10px 0 0; text-align: center; font-size: 13px; }

/* client profile */
.clientbar { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0 0 14px; padding: 10px 16px; border-radius: 14px; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 14px; color: var(--mut); position: relative; z-index: 1; }
.clientbar b { color: var(--ink); font: 600 1.1rem var(--display); }
.clientbar-actions { display: flex; gap: 10px; }
.muted { color: var(--mut); }
.taste { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 0 0 16px; }
.taste-label { font-size: 11.5px; text-transform: uppercase; letter-spacing: .14em; color: var(--mut); font-weight: 600; }
.taste .chip { cursor: default; background: var(--soft); }
.pieces { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.piece-card { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: var(--card); display: grid; }
.piece-card .ph { position: relative; aspect-ratio: 1; background: var(--case); }
.piece-card .ph img { width: 100%; height: 100%; object-fit: cover; display: block; }
.piece-card .ph .inset { position: absolute; right: 8px; bottom: 8px; width: 34%; aspect-ratio: 1; border-radius: 10px; border: 2px solid var(--card); object-fit: cover; box-shadow: var(--shadow); }
.status { position: absolute; left: 8px; top: 8px; font-size: 10.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; background: rgb(10 12 24 / .72); color: #F4E3B5; }
.status.made { background: var(--foil); color: #2A1E08; }
.piece-card .body { padding: 12px 14px 14px; display: grid; gap: 8px; }
.piece-card .title { font: 600 1.05rem/1.3 var(--display); }
.piece-card .row { display: flex; flex-wrap: wrap; gap: 6px; }
.piece-card button, .piece-card .button { min-height: 34px; padding: 6px 12px; font-size: 13px; }
.piece-card select { font: inherit; font-size: 13px; border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px; background: var(--card); color: var(--ink); }
.profile-link { display: grid; gap: 6px; margin-top: 18px; font-size: 13px; color: var(--mut); }
.profile-link input { border: 1px dashed var(--gold); background: var(--soft); border-radius: 10px; padding: 9px 12px; font-size: 13px; color: var(--ink); }
.match .chip { padding: 3px 12px 3px 3px; }
.match .chip img { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; }
.sheet.small { width: min(460px, 94vw); }
.sheet-actions.flush { padding: 8px 0 0 !important; }

/* maker's mark: quiet, present on every page; a paying studio can hide it (hideMaker) */
.foot { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; color: var(--mut); font-size: 12.5px; padding: 18px 16px 36px; letter-spacing: .02em; }
.foot-product { font: italic 600 1.05rem var(--display); color: var(--ink); }
.foot-product::after { content: ''; display: inline-block; width: 1px; height: 18px; background: var(--line); margin-left: 14px; vertical-align: middle; }
.maker-mark { display: inline-flex; align-items: center; gap: 8px; color: var(--mut); text-decoration: none; transition: color .15s; }
.maker-mark svg { width: 26px; height: 26px; color: var(--gold); }
.maker-mark b { font: 600 13.5px 'Zilla Slab', Georgia, serif; color: var(--ink); letter-spacing: .01em; }
.maker-mark:hover b, .maker-mark:focus-visible b { color: var(--gold-lo); text-decoration: underline; text-underline-offset: 3px; }
:root[data-theme="dark"] .maker-mark:hover b { color: var(--gold); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .maker-mark:hover b { color: var(--gold); } }

@media print {
  body > *:not(.sheet) { display: none !important; }
  .sheet { position: static; width: 100%; box-shadow: none; }
  .sheet-actions, .final-cta button { display: none !important; }
  .who input { border: 0; border-bottom: 1px solid #999; border-radius: 0; }
}