:root {
  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius: 3px;
  --tap: 48px;
}

[data-theme="dark"] {
  --bg: #111214;
  --surface: #17191d;
  --surface-2: #202329;
  --text: #f5f1eb;
  --muted: #a7acb6;
  --line: #30343b;
  --primary: #ff8a24;
  --primary-text: #1d1207;
  --accent: #62d0c7;
  --danger: #ff5f57;
  --success: #64d982;
}

[data-theme="light"] {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #eef1f5;
  --text: #162033;
  --muted: #667085;
  --line: #d8e0ec;
  --primary: #1769e0;
  --primary-text: #ffffff;
  --accent: #118a7e;
  --danger: #c7354f;
  --success: #287b51;
}

* { box-sizing: border-box; }
html { min-height: 100%; font-family: var(--font); background: var(--bg); color: var(--text); }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.auth-page { display: grid; place-items: center; padding: 1rem; }
.auth-shell { width: min(100%, 440px); }
.auth-card, .panel, .card, .empty, .hero-panel, .stats article, .group-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: none;
}
.auth-card, .panel, .empty, .hero-panel, .group-block { padding: 1rem; }
.panel + .panel,
.panel + .cards,
.cards + .panel,
form + .cards,
form + .panel,
.panel + .button {
  margin-top: 1.25rem;
}

.brand { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.25rem; }
.brand.compact { margin: 0; }
.brand-mark {
  display: grid; place-items: center; width: 42px; height: 42px;
  border-radius: var(--radius); background: var(--primary); color: var(--primary-text); font-weight: 850;
}
small, .muted, .card p { color: var(--muted); }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: 1.55rem; margin-bottom: .35rem; }
h2 { font-size: 1.12rem; }
h3 { font-size: 1rem; margin-bottom: .35rem; }
p { line-height: 1.45; }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center;
  padding: .7rem 1rem; background: var(--surface); border-bottom: 1px solid var(--line);
}
.app-shell { width: min(1120px, 100%); margin: 0 auto; padding: 1rem 1rem 5.8rem; }
.page-title { margin-bottom: 1rem; }
.surface-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: .25rem .7rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--muted);
  font-size: .82rem;
  font-weight: 850;
}

.button, .icon-button {
  min-height: var(--tap); border: 0; border-radius: var(--radius); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  background: var(--primary); color: var(--primary-text); font-weight: 800; padding: .72rem 1rem;
}
.button.full { width: 100%; }
.button.small { min-height: 38px; padding: .45rem .7rem; font-size: .9rem; }
.button.ghost { background: var(--surface-2); color: var(--text); border: 1px solid var(--line); }
.icon-button { width: var(--tap); padding: 0; background: var(--surface-2); color: var(--text); border: 1px solid var(--line); }

.form { display: grid; gap: 1rem; }
label { display: grid; gap: .4rem; color: var(--muted); font-size: .92rem; font-weight: 700; }
input, select, textarea {
  width: 100%; min-height: var(--tap); padding: .75rem .85rem; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--surface-2); color: var(--text);
}
textarea { resize: vertical; }
.grid { display: grid; gap: 1rem; }

.choice-field {
  display: grid;
  gap: .7rem;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}
.choice-field legend {
  padding: 0;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 800;
}
.choice-grid {
  display: grid;
  gap: .7rem;
}
.choice-card {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  column-gap: .75rem;
  row-gap: .18rem;
  align-items: center;
  min-height: var(--tap);
  padding: .85rem .95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
}
.choice-card input {
  grid-row: 1 / span 2;
  align-self: center;
  width: 18px;
  min-height: 18px;
  margin: 0;
  accent-color: var(--primary);
}
.choice-card span {
  font-weight: 850;
  min-width: 0;
}
.choice-card small {
  grid-column: 2;
  line-height: 1.35;
}
.choice-card:has(input:checked) {
  border-color: var(--primary);
  background: var(--surface-2);
  box-shadow: inset 3px 0 0 var(--primary);
}

.alert { padding: .85rem 1rem; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 1rem; }
.alert.success { color: var(--success); border-color: var(--success); }
.alert.error { color: var(--danger); border-color: var(--danger); }

.hero-panel { display: grid; gap: .85rem; margin-bottom: 1.25rem; box-shadow: none; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.25rem; }
.stats article { padding: 1rem; }
.stats span { display: block; color: var(--muted); font-size: .85rem; }
.stats strong { font-size: 1.5rem; }
.surface-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.surface-card {
  display: grid;
  gap: .3rem;
  min-height: 104px;
  padding: 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: none;
}
.surface-card strong { font-size: 1.03rem; }
.surface-card span { color: var(--muted); line-height: 1.4; }
.section-head, .card-top, .actions { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.section-head { margin-bottom: 1rem; }
.section-head p { margin-bottom: 0; }
.list-note { margin-top: -.35rem; margin-bottom: 1rem; }
.cards { display: grid; gap: 1rem; }
.card { padding: 1rem; display: grid; gap: .65rem; }
.card p { margin-bottom: 0; }
.actions { justify-content: flex-start; flex-wrap: wrap; }
.panel-actions { margin-top: 1rem; }
.badge {
  display: inline-flex; align-items: center; min-height: 30px; padding: .2rem .6rem;
  border-radius: var(--radius); color: var(--accent); background: var(--surface-2); border: 1px solid var(--line);
  font-size: .82rem; font-weight: 800;
}
.event-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-bottom: 1.25rem; }
.event-tabs a { text-align: center; padding: .8rem; border-radius: var(--radius); background: var(--surface-2); color: var(--muted); font-weight: 800; }
.event-tabs a.active { background: var(--primary); color: var(--primary-text); }
.group-block { margin-bottom: 1rem; }
.group-block h2 { display: flex; justify-content: space-between; align-items: center; margin-bottom: .75rem; }
.group-block h2 span { color: var(--accent); }
.chip-list { display: flex; flex-wrap: wrap; gap: .45rem; }
.chip-list span, .checkline {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-2); padding: .45rem .7rem;
}
.selectable { display: grid; gap: .5rem; }
.checkline { display: flex; align-items: center; gap: .5rem; color: var(--text); }
.checkline input { width: auto; min-height: auto; }
.checkline small { display: block; margin-top: .12rem; }
.staff-grid { display: grid; gap: .6rem; }
.staff-grid.compact { max-height: 220px; overflow-y: auto; padding-right: .2rem; }
.sticky-action { position: sticky; bottom: 5rem; }
.linkline { margin-bottom: 0; text-align: center; }
.linkline a { color: var(--primary); font-weight: 800; }
.form-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--line);
}
.form-head p { margin-bottom: 0; color: var(--muted); }
.form-section {
  display: grid;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.form-head + .form-section {
  padding-top: 0;
  border-top: 0;
}
.form-actions {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.field-box {
  display: grid;
  gap: .6rem;
  min-height: var(--tap);
  padding: .75rem .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.field-box > strong {
  color: var(--muted);
  font-size: .92rem;
}
.info-grid {
  display: grid;
  gap: .75rem;
}
.info-grid div {
  display: grid;
  gap: .18rem;
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.info-grid span {
  color: var(--muted);
  font-size: .82rem;
  font-weight: 800;
}
.info-grid strong {
  color: var(--text);
}
.step-strip {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1rem;
}
.step-strip span,
.step-strip strong {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: .3rem .65rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--muted);
  font-size: .82rem;
}
.step-strip strong {
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 65%, var(--line));
}
.faq-list { display: grid; gap: 1rem; }
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: none;
  overflow: hidden;
}
.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  min-height: var(--tap);
  padding: .85rem 1rem;
  cursor: pointer;
  font-weight: 850;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--primary);
  font-weight: 900;
}
.faq-list details[open] summary::after { content: "-"; }
.faq-list details p,
.faq-list details pre {
  margin: 0 1rem 1rem;
}
.faq-list pre {
  overflow-x: auto;
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text);
}
.faq-list code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9rem;
}
.action-panel {
  display: grid;
  gap: 1rem;
  align-items: center;
}
.action-panel h2,
.action-panel p {
  margin-bottom: 0;
}
.inline-empty {
  margin: 1rem 0 0;
  padding: 1rem;
}
.round-block {
  display: grid;
  gap: .8rem;
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.match-list {
  display: grid;
  gap: .65rem;
}
.race-grid {
  display: grid;
  gap: .8rem;
}
.race-card {
  display: grid;
  gap: .8rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.race-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding-bottom: .7rem;
  border-bottom: 1px solid var(--line);
}
.race-card-head h4 {
  margin: 0;
  font-size: 1rem;
}
.race-card-head span {
  color: var(--accent);
  font-size: .82rem;
  font-weight: 900;
}
.race-card ol {
  display: grid;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.race-card li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .7rem;
  align-items: center;
  min-height: 42px;
  padding: .55rem .65rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.race-card li.advances {
  border-color: color-mix(in srgb, var(--accent) 60%, var(--line));
  box-shadow: inset 3px 0 0 var(--accent);
}
.race-card li strong {
  min-width: 0;
}
.race-card li small {
  color: var(--muted);
  font-weight: 800;
}
.race-meta {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .35rem;
}
.race-card li .side {
  padding: .18rem .45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.race-card li .side.orga {
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 55%, var(--line));
}
.race-card li .side.participant {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}
.match-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: .75rem;
  align-items: center;
  padding: .85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.match-card span {
  min-width: 0;
  font-weight: 800;
}
.match-card span:last-of-type {
  text-align: right;
}
.match-card strong {
  color: var(--muted);
  font-size: .82rem;
  text-transform: uppercase;
}
.match-card small {
  grid-column: 1 / -1;
  color: var(--accent);
  font-weight: 800;
}

.drawer {
  position: fixed; inset: 0 0 0 auto; z-index: 40; width: min(86vw, 360px); padding: 1rem;
  background: var(--surface); border-left: 1px solid var(--line); transform: translateX(105%);
  transition: transform 180ms ease; overflow-y: auto;
}
.drawer.open { transform: translateX(0); }
.drawer-head { display: grid; gap: .2rem; margin-bottom: 1rem; }
.drawer-links, .sidebar-nav { display: grid; gap: 1rem; }
.nav-group { display: grid; gap: .45rem; }
.nav-group > span {
  color: var(--muted);
  font-size: .76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 0 .15rem;
}
.nav-group a {
  display: grid;
  gap: .16rem;
  min-height: var(--tap);
  padding: .82rem .85rem;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px solid transparent;
}
.nav-group a strong { font-size: .94rem; }
.nav-group a small { line-height: 1.25; }
.nav-group a.active {
  color: var(--text);
  border-color: color-mix(in srgb, var(--primary) 70%, var(--line));
  background: var(--surface-2);
  box-shadow: inset 3px 0 0 var(--primary);
}
.desktop-sidebar { display: none; }
.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 25;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(58px, 1fr)); background: var(--surface); border-top: 1px solid var(--line);
  padding: .35rem .35rem max(.35rem, env(safe-area-inset-bottom));
}
.bottom-nav a { display: grid; place-items: center; gap: .15rem; min-height: 54px; color: var(--muted); font-size: .75rem; }
.bottom-nav a span { font-size: 1.2rem; }
.bottom-nav a.active { color: var(--primary); }

@media (min-width: 720px) {
  .app-shell { padding: 1.5rem 1.5rem 3rem; }
  .auth-card, .panel, .empty, .hero-panel, .group-block { padding: 1.25rem; }
  .grid.two { grid-template-columns: 1fr 1fr; }
  .grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .choice-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .choice-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .info-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
  .event-choice-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tournament-type-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .race-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-panel { grid-template-columns: 1fr auto; align-items: center; }
  .surface-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bottom-nav { display: none; }
}

@media (min-width: 920px) {
  .topbar { display: none; }
  .desktop-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 30;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    gap: 0;
    width: 284px;
    padding: 0;
    background: var(--surface);
    border-right: 1px solid var(--line);
    overflow: hidden;
  }
  [data-surface="team"] .desktop-sidebar { width: 248px; }
  .sidebar-head {
    display: grid;
    gap: 1rem;
    padding: 1.1rem;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
  }
  .sidebar-user {
    display: grid;
    gap: .18rem;
    padding: .85rem;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: var(--surface-2);
  }
  .sidebar-scroll {
    min-height: 0;
    overflow-y: auto;
    padding: 1rem 1.1rem;
  }
  .sidebar-scroll::-webkit-scrollbar { width: 8px; }
  .sidebar-scroll::-webkit-scrollbar-thumb { background: var(--line); }
  .sidebar-foot {
    padding: 1rem 1.1rem;
    border-top: 1px solid var(--line);
    background: var(--surface);
  }
  .sidebar-logout { margin: 0; }
  .app-shell {
    width: calc(100% - 284px);
    max-width: none;
    margin: 0 0 0 284px;
    padding: 2.25rem 2.25rem 3rem;
  }
  [data-surface="team"] .app-shell {
    width: calc(100% - 248px);
    margin-left: 248px;
  }
  .page-title {
    display: flex;
    flex-direction: column;
    gap: .25rem;
    margin-bottom: 1.6rem;
  }
  .page-title h1 { font-size: 1.9rem; }
  .panel.work-form, .panel.form { padding: 1.5rem; }
  .form-actions { padding-top: 1.25rem; }
  .action-panel {
    grid-template-columns: 1fr auto;
    padding: 1.25rem 1.5rem;
  }
  .tournament-form {
    display: grid;
    gap: 1.25rem;
  }
  .tournament-form .choice-card {
    min-height: 76px;
    align-content: center;
  }
  .drawer { display: none; }
}

@media (min-width: 1040px) {
  .cards { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
}