:root {
  --color-bg: #0b1220;
  --color-bg-2: #0e1830;
  --color-surface: #131f38;
  --color-surface-2: #1b2a4a;
  --color-primary: #d4322c;
  --color-primary-dark: #a5231e;
  --color-secondary: #1e3a8a;
  --color-accent: #f5a623;
  --color-accent-2: #ffd166;
  --color-text: #f0f4fa;
  --color-text-dim: #93a2bd;
  --color-danger: #ef4444;
  --color-success: #22c55e;
  --color-border: #26385c;
  --gold: #ffd166;
  --silver: #cbd5e1;
  --bronze: #d98a4a;
  --radius: 10px;
  --font: "Inter", "Segoe UI", Roboto, system-ui, sans-serif;
  --font-display: "Oswald", "Segoe UI", Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(212,50,44,0.12), transparent 60%),
    radial-gradient(1000px 500px at 100% 0%, rgba(30,58,138,0.25), transparent 55%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-2) 100%);
  background-attachment: fixed;
  color: var(--color-text);
  min-height: 100vh;
}

header.app-header {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-surface) 55%, var(--color-primary-dark) 130%);
  border-bottom: 3px solid var(--color-accent);
  padding: 0.9rem 1.1rem;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 4px 18px rgba(0,0,0,0.35);
}

header.app-header h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 0.6rem 0;
  color: #fff;
  text-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

header.app-header h1 { display: flex; align-items: center; gap: 0.5rem; }
header.app-header h1 .h1-emblem { color: var(--color-accent-2); flex-shrink: 0; filter: drop-shadow(0 1px 2px rgba(0,0,0,0.4)); }
header.app-header h1 .h1-fed { color: var(--color-accent-2); font-size: 0.85em; }

/* Пояс самбиста: красная/синяя полоса (цвета углов борцов) как декор под шапкой. */
.belt-stripe {
  height: 4px;
  border-radius: 2px;
  margin-top: 0.6rem;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary) 46%, var(--color-accent) 46%, var(--color-accent) 54%, var(--color-secondary-bright, #2f5fdb) 54%, var(--color-secondary-bright, #2f5fdb) 100%);
  opacity: 0.9;
}

nav.tabs {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

nav.tabs button {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255,255,255,0.06);
  color: var(--color-text-dim);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

nav.tabs button:hover {
  background: rgba(255,255,255,0.12);
  color: var(--color-text);
}

nav.tabs button .tab-icon { font-size: 1em; }

nav.tabs button.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 10px rgba(212,50,44,0.45);
  transform: translateY(-1px);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem;
}

.panel {
  display: none;
}
.panel.active {
  display: block;
}

.card {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-surface-2) 160%);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1.25rem;
  margin-bottom: 1.1rem;
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

h2 {
  margin-top: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: 0.01em;
  color: var(--color-accent-2);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}
h3 { font-family: var(--font-display); font-size: 1.05rem; color: var(--color-text); font-weight: 600; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th, td {
  border-bottom: 1px solid var(--color-border);
  padding: 0.5rem 0.6rem;
  text-align: left;
}

th {
  color: var(--color-accent-2);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(255,255,255,0.03);
}

tbody tr { transition: background 0.12s ease; }
tbody tr:nth-child(even) td { background: rgba(255,255,255,0.015); }
tr:hover td { background: rgba(245,166,35,0.07); }

input, select, textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: 6px;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
  font-family: inherit;
}

button.btn {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border: none;
  border-radius: 7px;
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(212,50,44,0.3);
  transition: transform 0.1s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
button.btn:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(212,50,44,0.4); }
button.btn:active { transform: translateY(0); }
button.btn.secondary {
  background: var(--color-surface-2);
  border: 1px solid #3b6bdb;
  color: #a9c1f5;
  box-shadow: none;
}
button.btn.secondary:hover { background: rgba(59,107,219,0.15); filter: none; color: #fff; }
button.btn.danger { background: linear-gradient(135deg, var(--color-danger), #b91c1c); box-shadow: 0 2px 8px rgba(239,68,68,0.3); }
button.btn.success { background: linear-gradient(135deg, var(--color-success), #15803d); box-shadow: 0 2px 8px rgba(34,197,94,0.3); }
button.btn:disabled { opacity: 0.5; cursor: not-allowed; filter: none; transform: none; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid transparent;
}
.badge.ok { background: rgba(34,197,94,0.15); color: #4ade80; border-color: rgba(34,197,94,0.35); }
.badge.no { background: rgba(239,68,68,0.15); color: #f87171; border-color: rgba(239,68,68,0.35); }
.badge.pending { background: rgba(147,162,189,0.15); color: var(--color-text-dim); border-color: rgba(147,162,189,0.25); }

.medal {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
}
.medal-gold { background: rgba(255,209,102,0.18); color: var(--gold); border: 1px solid rgba(255,209,102,0.4); }
.medal-silver { background: rgba(203,213,225,0.15); color: var(--silver); border: 1px solid rgba(203,213,225,0.35); }
.medal-bronze { background: rgba(217,138,74,0.18); color: var(--bronze); border: 1px solid rgba(217,138,74,0.4); }

.category-select {
  margin-bottom: 1rem;
}

.cat-badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 6px;
  background: rgba(245,166,35,0.12);
  color: var(--color-accent-2);
  border: 1px solid rgba(245,166,35,0.3);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.bracket-round {
  display: inline-block;
  vertical-align: top;
  margin-right: 1.5rem;
  min-width: 220px;
}

.bracket-match {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-secondary);
  border-radius: 6px;
  padding: 0.5rem 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.bracket-match .side {
  display: flex;
  justify-content: space-between;
  padding: 0.15rem 0;
}
.bracket-match .side.winner { color: #4ade80; font-weight: 700; }
.bracket-match .side.winner::before { content: "🏆 "; }

/* Красный/синий угол (цвета курток участников схватки) — отметка в сетках встреч. */
.bracket-match .side { border-left: 3px solid transparent; padding-left: 0.4rem; }
.bracket-match .side-red { border-left-color: var(--color-primary); }
.bracket-match .side-blue { border-left-color: #3b6bdb; }
.corner-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.35rem;
  vertical-align: middle;
}
.corner-red { background: var(--color-primary); box-shadow: 0 0 4px rgba(212,50,44,0.7); }
.corner-blue { background: #3b6bdb; box-shadow: 0 0 4px rgba(59,107,219,0.7); }

.toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
  align-items: center;
}

.hint {
  color: var(--color-text-dim);
  font-size: 0.8rem;
}

.stage-label {
  color: var(--color-text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0.75rem 0 0.25rem;
}

.toast {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 100;
  max-width: 320px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}
.toast.error { border-color: var(--color-danger); color: #f87171; }
.toast.success { border-color: var(--color-success); color: #4ade80; }

/* --- Table horizontal scroll wrapper (mobile) ------------------------- */
.table-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table-scroll table { min-width: 100%; }

/* --- Tablet (~768px and below) ----------------------------------------- */
@media (max-width: 768px) {
  main { padding: 0.75rem; }

  header.app-header { padding: 0.75rem 0.85rem; }
  header.app-header h1 { font-size: 1.05rem; }

  nav.tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    padding-bottom: 0.15rem;
    /* Indicator that the tab bar scrolls further right */
    mask-image: linear-gradient(90deg, #000 92%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, #000 92%, transparent 100%);
  }
  nav.tabs button {
    scroll-snap-align: start;
    flex-shrink: 0;
    padding: 0.5rem 0.85rem;
    min-height: 40px;
  }

  .card { padding: 0.9rem 0.9rem 1.05rem; }

  .form-grid { grid-template-columns: repeat(auto-fit, minmax(46%, 1fr)); }

  .toolbar { align-items: stretch; }
  .toolbar > * { min-width: 0; }

  /* Comfortable tap targets for inputs/selects/buttons on tablets/phones */
  input, select, textarea {
    font-size: 16px; /* prevents iOS auto-zoom on focus */
    padding: 0.5rem 0.6rem;
    min-height: 40px;
  }
  button.btn {
    min-height: 40px;
    padding: 0.55rem 1rem;
  }

  table { font-size: 0.8rem; }
  th, td { padding: 0.5rem 0.5rem; }
}

/* --- Phone (~480px and below) ------------------------------------------ */
@media (max-width: 480px) {
  header.app-header h1 {
    font-size: 0.92rem;
    gap: 0.4rem;
    line-height: 1.25;
  }
  header.app-header h1 .h1-emblem { width: 24px; height: 24px; }
  header.app-header h1 .h1-fed { display: block; font-size: 0.8em; margin-top: 0.15rem; }

  nav.tabs button {
    font-size: 0.8rem;
    padding: 0.5rem 0.7rem;
  }
  nav.tabs button .tab-icon { font-size: 0.95em; }

  main { padding: 0.6rem; }
  .card { padding: 0.75rem 0.75rem 0.9rem; border-radius: 8px; }

  h2 { font-size: 1.05rem; }
  h3 { font-size: 0.95rem; }

  .form-grid { grid-template-columns: 1fr; }

  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar label { display: flex; justify-content: space-between; align-items: center; }
  .toolbar input, .toolbar select { width: 100%; }

  .category-select { flex-direction: column; align-items: stretch; }
  .category-select label { width: 100%; }
  .category-select select { width: 100%; }
  .category-select button.btn { width: 100%; }

  button.btn { width: 100%; }
  /* Buttons that sit side-by-side inside a toolbar row should share the row on phones too narrow otherwise */
  .toolbar button.btn { width: auto; flex: 1 1 auto; }

  table { font-size: 0.72rem; }
  th, td { padding: 0.4rem 0.4rem; }

  .bracket-round { min-width: 180px; margin-right: 1rem; }
  .bracket-match { font-size: 0.75rem; }

  .toast { left: 0.75rem; right: 0.75rem; bottom: 0.75rem; max-width: none; }
}