:root {
  --bg: #0f1a17;
  --panel: #16241f;
  --ink: #e8f2ee;
  --muted: #8aa399;
  --line: #243830;
  --accent: #1db954;
  --accent-2: #0ea5a0;
  --danger: #ff6b6b;
  --radius: 14px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(120% 80% at 0% 0%, rgba(29,185,84,.18), transparent 55%),
    radial-gradient(90% 70% at 100% 0%, rgba(14,165,160,.16), transparent 50%),
    var(--bg);
  color: var(--ink);
  font: 15px/1.45 var(--font);
  padding: 16px 16px calc(20px + var(--safe-bottom));
}

.shell {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  body { padding: 32px 24px 48px; font-size: 14px; }
  .shell { max-width: 520px; }
}
@media (min-width: 1100px) {
  .shell { max-width: 560px; }
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  gap: 10px;
}
.brand { display: flex; gap: 10px; align-items: center; min-width: 0; }
.brand strong { display: block; font-size: 16px; letter-spacing: .02em; }
.brand small { color: var(--muted); display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }
.mark {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04140c; font-weight: 800; font-size: 12px;
}

.top-actions { display: flex; gap: 6px; flex-shrink: 0; }
.top-actions a.ghost {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.region-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 14px;
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.22);
}
.region-btn {
  padding: 11px 8px;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 600;
  min-height: 44px;
}
.region-btn.active {
  color: var(--ink);
  background: rgba(29,185,84,.14);
  border-color: rgba(29,185,84,.4);
}
body[data-region="intl"] .mark {
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color: #041018;
}
body[data-region="intl"] .region-btn.active {
  background: rgba(59,130,246,.16);
  border-color: rgba(59,130,246,.45);
}
body[data-region="intl"] .tab.active {
  background: rgba(59,130,246,.12);
  border-color: rgba(59,130,246,.35);
}
body[data-region="intl"] .primary {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #f8fbff;
}
body[data-region="intl"] input:focus,
body[data-region="intl"] select:focus {
  border-color: rgba(59,130,246,.55);
}
body[data-region="intl"] .app-tab.active {
  background: rgba(59,130,246,.16);
  border-color: rgba(59,130,246,.45);
}

.panel {
  background: color-mix(in srgb, var(--panel) 92%, black);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}

.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tab, button {
  border: 0; cursor: pointer; font: inherit;
  -webkit-tap-highlight-color: transparent;
}
.tab {
  flex: 1; padding: 11px;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  min-height: 44px;
}
.tab.active {
  color: var(--ink);
  background: rgba(29,185,84,.12);
  border-color: rgba(29,185,84,.35);
}

.app-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  margin-bottom: 14px;
  padding: 3px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.2);
}
.app-tab {
  padding: 11px 4px;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 700;
  min-height: 44px;
}
.app-tab.active {
  color: var(--ink);
  background: rgba(29,185,84,.14);
  border-color: rgba(29,185,84,.4);
}

.mode-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.mode-chip {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 6px;
  padding: 11px 8px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.18);
  color: var(--ink);
  font-size: 13px;
  cursor: pointer;
  min-height: 44px;
}
.mode-chip input { width: auto; margin: 0; }
.hint {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}
.hint.error-hint { color: var(--danger); }

.stack { display: grid; gap: 12px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 380px) {
  .row { grid-template-columns: 1fr; }
}

label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.field-with-action {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: stretch;
}
.field-with-action input { width: 100%; }
input, select {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0c1512;
  color: var(--ink);
  padding: 12px 12px;
  outline: none;
  font-size: 16px; /* avoid iOS zoom */
  min-height: 46px;
}
@media (min-width: 768px) {
  input, select { font-size: 14px; }
}
input:focus, select:focus { border-color: rgba(29,185,84,.55); }
.check {
  display: flex; align-items: center; gap: 8px; grid-template-columns: none;
}
.check input { width: auto; min-height: auto; }
a { color: var(--accent-2); }

.primary, .secondary, .ghost {
  border-radius: 11px;
  padding: 12px 14px;
  min-height: 46px;
}
.primary {
  background: linear-gradient(135deg, var(--accent), #129b46);
  color: #04140c;
  font-weight: 700;
  width: 100%;
}
.secondary {
  background: rgba(14,165,160,.18);
  color: var(--ink);
  border: 1px solid rgba(14,165,160,.35);
  white-space: nowrap;
}
.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}

.results {
  margin-top: 12px;
  display: grid;
  gap: 10px;
}
.result-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  background: rgba(0,0,0,.16);
  display: grid;
  gap: 8px;
}
.result-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 6px;
  align-items: center;
}
@media (max-width: 400px) {
  .result-row {
    grid-template-columns: auto 1fr;
  }
  .result-row .secondary {
    grid-column: 1 / -1;
  }
}
.result-row .tag {
  font-size: 12px;
  color: var(--muted);
  min-width: 28px;
}
.result-row input {
  padding: 10px;
  font-size: 13px;
  min-height: 42px;
}
.qr-block {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 10px;
  align-items: center;
  padding: 4px 2px 2px;
}
@media (max-width: 360px) {
  .qr-block { grid-template-columns: 1fr; justify-items: center; text-align: center; }
}
.qr-img {
  width: 112px;
  height: 112px;
  border-radius: 8px;
  background: #fff;
  padding: 4px;
  object-fit: contain;
}
.qr-actions {
  display: grid;
  gap: 8px;
  align-content: center;
}
.qr-caption {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}
.qr-mode-row label.inline {
  display: flex;
  align-items: center;
  gap: 8px;
  grid-template-columns: none;
}
.qr-mode-row select { flex: 1; }
.result-card.qr-hidden .qr-block { display: none; }
.result-card.url-hidden { display: none; }

.list .qr-mini {
  margin-top: 6px;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.list .qr-mini img {
  width: 56px;
  height: 56px;
  border-radius: 6px;
  background: #fff;
  padding: 2px;
}
.list .qr-mini .ghost {
  padding: 6px 10px;
  font-size: 12px;
  min-height: 36px;
}
.section-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 16px 0 8px;
}
.section-head h2 { margin: 0; font-size: 13px; color: var(--muted); font-weight: 600; }

.list {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 8px; max-height: min(42vh, 320px); overflow: auto;
  -webkit-overflow-scrolling: touch;
}
.list li {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: rgba(0,0,0,.18);
}
.list a { color: var(--accent); word-break: break-all; text-decoration: none; }
.list .dual {
  display: grid;
  gap: 6px;
  margin-top: 4px;
}
.list .dual button {
  text-align: left;
  background: transparent;
  color: var(--accent);
  border: 0;
  padding: 4px 0;
  font-size: 13px;
  word-break: break-all;
  min-height: auto;
}
.list .dual button:hover { text-decoration: underline; }
.list .meta { color: var(--muted); font-size: 12px; margin-top: 4px; }

.status {
  min-height: 20px;
  margin: 12px 2px 0;
  color: var(--muted);
  font-size: 13px;
}
.status.error { color: var(--danger); }
.status.ok { color: var(--accent); }
.hidden { display: none !important; }

.foot-note {
  margin: 16px 2px 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  line-height: 1.5;
}
.foot-note a { color: var(--muted); text-decoration: underline; }