:root {
  --bg: #ffffff;
  --fg: #0d0d0d;
  --muted: #6b6b6b;
  --line: #ececec;
  --tile: #f5f5f5;
  --soft: #fafafa;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.5 Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
button { font: inherit; color: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* top bar */
.bar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 24px; background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 800; letter-spacing: -.01em; font-size: 18px; display: flex; align-items: center; gap: 10px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--line); object-fit: cover; }
.links { display: flex; align-items: center; gap: 8px; }
.pill {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 38px; min-width: 38px; padding: 0 14px; border-radius: 999px; font-weight: 600; font-size: 14px;
  border: 1px solid var(--line); white-space: nowrap;
}
.pill svg { width: 15px; height: 15px; }
.pill.dark { background: var(--fg); color: #fff; border-color: var(--fg); padding: 0 18px; }
[aria-disabled="true"] { opacity: .35; pointer-events: none; }

/* hero */
.hero {
  display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 40px;
  max-width: 1120px; margin: 0 auto; padding: 56px 24px 40px;
}
.kicker { margin: 0 0 12px; font-weight: 700; font-size: 14px; color: var(--muted); letter-spacing: .02em; }
h1 { font-size: clamp(48px, 7.4vw, 92px); line-height: .95; letter-spacing: -.045em; font-weight: 800; margin: 0 0 20px; }
.sub { color: var(--muted); font-size: 19px; margin: 0 0 30px; max-width: 470px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 58px; padding: 0 30px; border-radius: 999px; border: 1px solid var(--fg);
  background: var(--fg); color: #fff; font-size: 17px; font-weight: 700; cursor: pointer;
  transition: transform .12s ease, opacity .12s ease; white-space: nowrap;
}
.btn svg { width: 22px; height: 22px; flex: none; }
.btn:hover { opacity: .88; }
.btn:active { transform: scale(.98); }
.btn.ghost { background: #fff; color: var(--fg); border-color: var(--line); }
.btn.grow { flex: 1; height: 54px; }
.btn.small { height: 46px; padding: 0 22px; font-size: 15px; background: #fff; color: var(--fg); border-color: #fff; }
.btn:disabled { opacity: .5; pointer-events: none; }
.note { margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.ca {
  display: inline-block; margin-top: 26px; height: 38px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff;
  font-size: 13px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; max-width: 100%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ca-label { font-family: Inter, sans-serif; font-weight: 700; color: var(--muted); margin-right: 4px; }
.hero-art { display: flex; justify-content: center; }
.hero-art img { width: 100%; max-width: 440px; height: auto; display: block; mix-blend-mode: multiply; }

/* process */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  max-width: 1120px; margin: 0 auto; padding: 0 24px;
}
.step { border: 1px solid var(--line); border-radius: 20px; padding: 22px 22px 20px; background: #fff; }
.step-n {
  display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--fg); color: #fff; font-weight: 700; font-size: 14px; font-variant-numeric: tabular-nums;
}
.step h3 { font-size: 18px; letter-spacing: -.01em; margin: 14px 0 6px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.step b { color: var(--fg); font-weight: 600; }

.phone-card {
  display: flex; align-items: center; gap: 18px;
  max-width: 1072px; margin: 14px auto 0; padding: 14px 22px 14px 14px;
  border: 1px solid var(--line); border-radius: 20px; background: var(--soft);
}
.phone-card img { width: 112px; height: 112px; border-radius: 12px; background: #fff; flex: none; padding: 6px; border: 1px solid var(--line); }
.phone-card b { display: block; font-size: 16px; margin-bottom: 2px; }
.phone-card span { color: var(--muted); font-size: 14px; }
@media (hover: none) and (pointer: coarse), (max-width: 760px) { .phone-card { display: none; } }

/* the wall */
.wall-wrap { padding: 56px 24px 40px; max-width: 1400px; margin: 0 auto; }
.wall-head { display: flex; align-items: baseline; justify-content: space-between; margin: 0 2px 16px; border-top: 1px solid var(--line); padding-top: 28px; }
h2 { font-size: 30px; font-weight: 800; letter-spacing: -.03em; margin: 0; }
.count { color: var(--muted); font-size: 15px; }
.count b { color: var(--fg); font-variant-numeric: tabular-nums; }
.wall { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.tile {
  position: relative; aspect-ratio: 1; background: var(--tile); overflow: hidden; border: 0; padding: 0;
  border-radius: 14px; transition: transform .15s ease;
}
.tile:hover { transform: scale(1.02); }
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: 0; transition: opacity .25s; }
.tile img.in { opacity: 1; }
.tile .num {
  position: absolute; left: 8px; bottom: 8px; padding: 2px 9px; border-radius: 999px;
  background: rgba(255, 255, 255, .94); color: var(--fg); font: 700 12px/1.5 Inter, sans-serif; font-variant-numeric: tabular-nums;
}
.tile.new { animation: pop .45s cubic-bezier(.2, 1.3, .4, 1); }
@keyframes pop { from { transform: scale(.7); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.tile .del {
  position: absolute; top: 6px; right: 6px; width: 28px; height: 28px; border-radius: 50%;
  border: 0; background: #e5484d; color: #fff; font-size: 14px; font-weight: 700;
}
.empty { text-align: center; color: var(--muted); padding: 50px 20px 70px; font-size: 16px; }
.more { height: 1px; }

.foot { display: flex; align-items: center; justify-content: center; gap: 8px; color: var(--muted); font-size: 13px; padding: 24px 16px 40px; }
.foot img { border-radius: 5px; }

@media (max-width: 760px) {
  .bar { padding: 10px 16px; }
  .hero { grid-template-columns: 1fr; gap: 8px; padding: 20px 16px 32px; text-align: center; }
  .hero-art { order: -1; }
  .hero-art img { max-width: 220px; }
  .sub { font-size: 17px; margin: 0 auto 26px; }
  .btn#takeBtn { width: 100%; max-width: 380px; }
  .steps { grid-template-columns: 1fr; padding: 0 16px; gap: 10px; }
  .step { display: grid; grid-template-columns: 30px 1fr; column-gap: 14px; padding: 16px 18px; }
  .step-n { grid-row: span 2; }
  .step h3 { margin: 2px 0 2px; font-size: 16px; }
  .step p { font-size: 14px; }
  .wall-wrap { padding: 36px 6px 30px; }
  .wall-head { margin: 0 10px 12px; padding-top: 22px; }
  .wall { grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .tile { border-radius: 8px; }
  .tile .num { left: 4px; bottom: 4px; font-size: 10px; padding: 1px 6px; }
}

/* camera sheet */
.sheet {
  position: fixed; inset: 0; z-index: 50; background: rgba(0, 0, 0, .45);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.sheet[hidden], .viewer[hidden] { display: none; }
.sheet-card { width: 100%; max-width: 440px; background: #fff; border-radius: 26px; padding: 16px; }
.sheet-top { display: flex; align-items: center; justify-content: space-between; font-weight: 700; font-size: 18px; margin: 0 4px 12px; }
.x { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line); background: #fff; font-size: 14px; }
.x.light { position: absolute; top: 16px; right: 16px; background: rgba(255,255,255,.15); color: #fff; border: 0; width: 42px; height: 42px; }
.viewfinder { position: relative; aspect-ratio: 1; border-radius: 18px; overflow: hidden; background: #111; }
.viewfinder video, .viewfinder canvas { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.viewfinder video.mirror { transform: scaleX(-1); }
.guide { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hint {
  position: absolute; left: 0; right: 0; bottom: 12px; margin: 0; text-align: center;
  color: #fff; font-size: 14px; font-weight: 600; text-shadow: 0 1px 4px rgba(0,0,0,.7);
}
.checking {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  background: rgba(0,0,0,.45); color: #fff; font-weight: 600;
}
.checking[hidden], .cam-error[hidden] { display: none; }
.spinner { width: 32px; height: 32px; border-radius: 50%; border: 3px solid rgba(255,255,255,.3); border-top-color: #fff; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.cam-error { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; text-align: center; padding: 24px; color: #ddd; font-size: 15px; }
.cam-error p { margin: 0; }
.reject { margin: 12px 4px 0; padding: 10px 14px; border-radius: 12px; background: #fdecec; color: #b42318; font-weight: 600; font-size: 14px; text-align: center; }
.controls { display: flex; align-items: center; justify-content: space-between; padding: 16px 12px 4px; }
.controls.review { gap: 10px; padding: 16px 0 4px; }
.controls[hidden] { display: none; }
.ctl, .ctl-spacer { width: 50px; height: 50px; }
.ctl { border-radius: 50%; border: 1px solid var(--line); background: #fff; display: grid; place-items: center; }
.ctl svg { width: 22px; height: 22px; }
.shutter {
  width: 74px; height: 74px; border-radius: 50%; border: 4px solid var(--fg); background: #fff; padding: 0;
  box-shadow: inset 0 0 0 4px #fff, inset 0 0 0 40px var(--fg); transition: transform .1s;
}
.shutter:active { transform: scale(.92); }
.shutter:disabled { opacity: .3; }
.fine { text-align: center; color: var(--muted); font-size: 12px; margin: 12px 0 0; }

@media (max-width: 560px) {
  .sheet { padding: 0; align-items: stretch; }
  .sheet-card { border-radius: 0; max-width: none; display: flex; flex-direction: column; justify-content: center; padding: 16px 16px max(16px, env(safe-area-inset-bottom)); }
}

/* viewer */
.viewer { position: fixed; inset: 0; z-index: 60; background: rgba(0,0,0,.9); display: flex; align-items: center; justify-content: center; padding: 16px; }
.viewer figure { margin: 0; max-width: min(92vw, 720px); }
.viewer img { width: 100%; max-height: 80vh; object-fit: contain; border-radius: 14px; display: block; }
.viewer figcaption { display: flex; justify-content: space-between; color: #fff; font-weight: 600; padding: 12px 4px 0; }
.viewer figcaption a { color: #fff; text-decoration: underline; }
.viewer figcaption a[hidden] { display: none; }

.toast {
  position: fixed; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 70;
  background: var(--fg); color: #fff; padding: 12px 18px; border-radius: 999px; font-size: 14px; font-weight: 600;
  max-width: calc(100% - 32px); text-align: center;
}

/* wallet */
#connectBtn img { border-radius: 4px; }
#connectBtn.on { background: var(--soft); }
.wallet-row { margin: 14px 4px 0; }
.wallet-row label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.wallet-row label span { color: var(--muted); font-weight: 400; }
.wallet-row input {
  width: 100%; height: 46px; border: 1px solid var(--line); border-radius: 12px; padding: 0 14px;
  font: 14px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--fg); background: #fff; outline: none;
}
.wallet-row input:focus { border-color: var(--fg); }
.wallet-row input.bad { border-color: #e5484d; }
.wallet-connected { margin: 0; padding: 12px 14px; border-radius: 12px; background: var(--soft); border: 1px solid var(--line); font-size: 14px; }
.wallet-connected code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

/* ranking */
.rank-wrap { max-width: 1120px; margin: 0 auto; padding: 56px 24px 0; }
.rank-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; margin-bottom: 18px; }
.rank-sub { margin: 6px 0 0; color: var(--muted); font-size: 15px; max-width: 460px; }
.rank-stats { display: flex; gap: 10px; }
.stat { border: 1px solid var(--line); border-radius: 16px; padding: 10px 16px; min-width: 120px; }
.stat span { display: block; font-size: 12px; color: var(--muted); font-weight: 500; }
.stat b { font-size: 22px; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.rank-grid { display: grid; grid-template-columns: 1fr 320px; gap: 14px; align-items: start; }
.board { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; }
.board:empty { display: none; }
.board li { display: grid; grid-template-columns: 36px 56px 1fr auto auto; align-items: center; gap: 14px; padding: 10px 16px; border-top: 1px solid var(--line); }
.board li:first-child { border-top: 0; background: var(--soft); }
.board .rk { font-weight: 800; font-size: 18px; color: var(--muted); text-align: center; font-variant-numeric: tabular-nums; }
.board li:first-child .rk { color: var(--fg); }
.board img { width: 56px; height: 56px; border-radius: 10px; object-fit: cover; cursor: pointer; background: var(--tile); }
.board .who b { display: block; font-size: 15px; }
.board .who span { font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); }
.board .vc { font-weight: 800; font-size: 18px; font-variant-numeric: tabular-nums; text-align: right; }
.board .vc small { display: block; font-size: 11px; font-weight: 500; color: var(--muted); }
.board .lead { font-size: 11px; font-weight: 700; background: var(--fg); color: #fff; border-radius: 999px; padding: 2px 8px; margin-left: 6px; vertical-align: 2px; }
.board-empty { border: 1px dashed var(--line); border-radius: 20px; padding: 36px 20px; text-align: center; color: var(--muted); margin: 0; }
.vote-btn {
  height: 36px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--fg); background: #fff; color: var(--fg);
  font-weight: 700; font-size: 14px; cursor: pointer; white-space: nowrap;
}
.vote-btn:hover { background: var(--fg); color: #fff; }
.winners { border: 1px solid var(--line); border-radius: 20px; padding: 16px 18px; }
.winners h3 { margin: 0 0 10px; font-size: 16px; }
.winners ul { list-style: none; margin: 0; padding: 0; }
.winners li { display: grid; grid-template-columns: 40px 1fr auto; gap: 10px; align-items: center; padding: 8px 0; border-top: 1px solid var(--line); font-size: 13px; }
.winners li:first-child { border-top: 0; }
.winners li.muted { display: block; color: var(--muted); }
.winners img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; }
.winners .w-main b { display: block; font-size: 14px; }
.winners .w-main span { color: var(--muted); font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.winners .w-amt { text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }
.winners .w-amt a { display: block; font-weight: 500; font-size: 11px; color: var(--muted); text-decoration: underline; }
.winners .w-amt small { display: block; font-weight: 500; font-size: 11px; color: var(--muted); }

/* vote on the wall */
.tile .tvote {
  position: absolute; right: 8px; bottom: 8px; height: 28px; padding: 0 12px; border-radius: 999px; border: 0;
  background: var(--fg); color: #fff; font: 700 12px/28px Inter, sans-serif;
}
.tile .tvote:hover { opacity: .85; }
.viewer figcaption { align-items: center; gap: 12px; }
.viewer #viewerVote { margin-left: auto; height: 40px; }

@media (max-width: 760px) {
  .rank-wrap { padding: 40px 16px 0; }
  .rank-stats { width: 100%; }
  .stat { flex: 1; min-width: 0; padding: 8px 12px; }
  .stat b { font-size: 18px; }
  .rank-grid { grid-template-columns: 1fr; }
  .board li { grid-template-columns: 24px 48px 1fr auto; gap: 10px; padding: 10px 12px; }
  .board img { width: 48px; height: 48px; }
  .board .vc { display: none; }
  .board .who span.vm { display: inline; }
  .tile .tvote { right: 4px; bottom: 4px; height: 24px; padding: 0 9px; font-size: 11px; line-height: 24px; }
  #connectLabel { max-width: 70px; overflow: hidden; text-overflow: ellipsis; }
}

@media (max-width: 420px) { .hide-sm { display: none; } .pill { padding: 0 11px; } .pill.dark { padding: 0 14px; } .brand { font-size: 16px; gap: 8px; } .links { gap: 6px; } }
.winners .w-main span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.winners .w-main { min-width: 0; }
.board .who .lead { font: 700 11px/1.6 Inter, sans-serif; color: #fff; }