:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: rgba(18, 24, 33, 0.78);
  --field: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.1);
  --text: #e8eef5;
  --muted: #94a3b4;
  --accent: #39e0c2;
  --accent2: #ffb347;
  --danger: #ff7a87;
  --brand: linear-gradient(100deg, var(--accent), var(--accent2));
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 520px at 10% -8%, rgba(57, 224, 194, 0.13), transparent 70%),
    radial-gradient(800px 500px at 96% 104%, rgba(255, 179, 71, 0.09), transparent 70%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font: 15px/1.45 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.micro {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--field);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { border-color: rgba(255, 255, 255, 0.28); }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn-primary { border: 0; background: var(--brand); color: #06100e; font-weight: 800; }
.btn:focus-visible, input:focus-visible, select:focus-visible, .tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.signin { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.signin-card { display: grid; justify-items: center; gap: 14px; width: min(360px, 100%); padding: 30px 24px; text-align: center; }
.signin-card h1 { margin: 0; font-size: 24px; overflow-wrap: anywhere; }
.notice { margin: 0; color: var(--danger); }
.back-link { text-decoration: none; }
.brand-logo { border-radius: 10px; }

.app { max-width: 1120px; margin: 0 auto; padding: 16px 16px 96px; }

.topbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.topbar-title { display: grid; min-width: 0; }
.topbar-title strong { overflow-wrap: anywhere; }
.spacer { flex: 1; }

.tabs { display: flex; gap: 4px; margin: 16px 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab {
  padding: 10px 14px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
}
.tab[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }

.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr)); gap: 12px; }

.char-card { display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: 14px; padding: 14px; }
.char-side { display: grid; gap: 6px; align-content: start; }
.sprite-preview {
  width: 104px;
  height: 104px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: repeating-conic-gradient(#1a222c 0 25%, #121820 0 50%) 0 0 / 18px 18px;
}
.sprite-state { text-align: center; }
.char-side .btn { width: 100%; padding: 5px 6px; min-height: 34px; font-size: 13px; }
.char-fields { display: grid; gap: 10px; min-width: 0; align-content: start; }
.char-role { margin: 0; }

.field { display: grid; gap: 4px; min-width: 0; }
.field-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 10px; }
input[type="text"], input[type="number"], select {
  width: 100%;
  min-height: 38px;
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--field);
  color: var(--text);
  font: inherit;
}
select option { background: #121820; }
input[type="color"] {
  width: 100%;
  height: 38px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--field);
  cursor: pointer;
}

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

.site-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 12px; align-items: start; }
.site-stack { display: grid; gap: 12px; }
.block { padding: 14px; }
.block h2 { margin: 0 0 12px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.block-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.block-wide { grid-column: 1 / -1; }
.gameplay-block { max-width: 760px; }

.order-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; }
.order-list { display: grid; gap: 6px; margin: 6px 0 0; padding: 0; list-style: none; }
.order-item { display: flex; align-items: center; gap: 6px; padding: 5px 5px 5px 11px; border: 1px solid var(--line); border-radius: 10px; }
.order-item span { flex: 1; }
.order-item .btn { min-height: 30px; padding: 2px 9px; }

.preview-panel { position: sticky; top: 12px; padding: 14px; }
.preview-switch { display: flex; gap: 4px; margin-bottom: 10px; }
.preview-switch .btn[aria-pressed="true"] { border-color: var(--accent); }
.mock { display: flex; flex-direction: column; gap: 8px; margin: 0 auto; padding: 10px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.mock-desktop { width: 100%; height: 240px; }
.mock-mobile { width: 200px; height: 370px; }
.mock-title { font-weight: 800; line-height: 1.1; overflow-wrap: anywhere; -webkit-background-clip: text; background-clip: text; color: transparent; }
.mock-tagline { margin-top: 2px; font-size: 10px; opacity: 0.7; }
.mock-game { flex: 1; min-height: 0; border: 1px solid var(--line); border-radius: 7px; background-size: 16px 16px; }
.mock-joy-row { display: flex; }
.mock-joy { border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; }
.mock-knob { width: 42%; height: 42%; border-radius: 50%; }

.savebar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px max(16px, calc((100vw - 1088px) / 2));
  border-top: 1px solid var(--line);
  background: rgba(10, 14, 19, 0.94);
}
.status { flex: 1; min-width: 0; font-size: 14px; color: var(--muted); overflow-wrap: anywhere; }
.status.error { color: var(--danger); }
.status.good { color: var(--accent); }

@media (max-width: 860px) {
  .site-layout { grid-template-columns: minmax(0, 1fr); }
  .preview-panel { position: static; }
}

@media (max-width: 520px) {
  .savebar { flex-wrap: wrap; }
  .status { flex-basis: 100%; }
  .savebar .btn { flex: 1; }
}