:root {
  --bg: #f6f8fc;
  --panel: #ffffff;
  --panel-2: #f9fbff;
  --text: #0b1220;
  --muted: #5f6f88;
  --line: #dde5f1;
  --primary: #1a73e8;
  --primary-2: #145dc0;
  --danger: #dc3d44;
  --success: #0f9c64;
  --warning: #d89b1d;
  --blue: #1a73e8;
  --red: #e04e4e;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 8px 20px rgba(10, 22, 44, 0.06);
  --btn-shadow: 0 6px 14px rgba(26, 115, 232, 0.22);
  --btn-shadow-soft: 0 4px 10px rgba(10, 22, 44, 0.12);
  --speed: 170ms;
}

:root[data-theme="dark"] {
  --bg: #0a1220;
  --panel: #101b2f;
  --panel-2: #16243b;
  --text: #e8eef8;
  --muted: #95a7c2;
  --line: #293d58;
  --primary: #4d9dff;
  --primary-2: #2f78d7;
  --danger: #ff6d73;
  --success: #39d297;
  --warning: #f2bf59;
  --blue: #4d9dff;
  --red: #ff6d73;
  --shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
  --btn-shadow: 0 8px 16px rgba(77, 157, 255, 0.3);
  --btn-shadow-soft: 0 6px 14px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: "Manrope", "Sora", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container { width: min(1120px, 94%); margin: 0 auto; }
a { color: inherit; text-decoration: none; }

.topbar {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 92%, transparent 8%);
}
.sticky {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(10px);
}
.nav-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  min-height: 64px;
}
.brand { display: grid; gap: 0; }
.brand-title { font-size: 18px; font-weight: 800; letter-spacing: 0.1px; }
.brand-sub { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.4px; }
.nav-actions { display: flex; gap: 6px; }
.icon-btn {
  width: 36px;
  height: 36px;
  min-height: 36px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--btn-shadow-soft);
  transition: background var(--speed), border-color var(--speed), transform var(--speed);
}
.icon-btn:hover { transform: translateY(-1px); background: color-mix(in srgb, var(--panel-2), var(--primary) 8%); }
.icon-btn:active { transform: translateY(0); }

.nav {
  grid-column: 1 / -1;
  display: none;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 10px;
}
.nav.open { display: flex; }
.nav a {
  min-height: 38px;
  border-radius: 11px;
  border: 1px solid transparent;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 650;
  font-size: 14px;
  padding: 8px 12px;
  transition: background var(--speed), color var(--speed), border-color var(--speed), transform var(--speed);
}
.nav a:hover {
  border-color: var(--line);
  background: color-mix(in srgb, var(--panel-2), var(--primary) 6%);
  transform: translateY(-1px);
}
.nav a.active {
  color: #fff;
  border-color: transparent;
  background: var(--primary);
  box-shadow: var(--btn-shadow);
}
.nav a.logout-tab { color: var(--danger); }

main { padding: 12px 0 22px; }
.app-main { display: grid; gap: 10px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 12px;
  margin-bottom: 10px;
}

.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 10px; }
.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 12; }
.col-6 { grid-column: span 12; }
.col-4 { grid-column: span 12; }

h1, h2, h3 { margin: 0 0 8px; line-height: 1.2; }
h1 { font-size: clamp(20px, 2.8vw, 28px); }
h2 { font-size: clamp(17px, 2.2vw, 22px); }
h3 { font-size: clamp(15px, 1.8vw, 18px); }
p { margin: 6px 0; }
.small { color: var(--muted); font-size: 12px; }

label {
  display: block;
  margin: 7px 0 4px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  color: var(--muted);
}
input, select, textarea, button {
  width: 100%;
  min-height: 42px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  font-size: 14px;
  padding: 10px 12px;
}
textarea { min-height: 88px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary), transparent 82%);
}

button, .btn {
  width: auto;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 11px;
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 14px;
  background: var(--primary);
  box-shadow: var(--btn-shadow);
  cursor: pointer;
  transition: transform var(--speed), opacity var(--speed), filter var(--speed), background var(--speed), border-color var(--speed), box-shadow var(--speed);
}
button:hover, .btn:hover { transform: translateY(-1px); filter: saturate(1.05); }
button:active, .btn:active { transform: translateY(0); }
button:disabled, .btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn.secondary {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--line);
  box-shadow: var(--btn-shadow-soft);
}
.btn.secondary:hover { background: color-mix(in srgb, var(--panel-2), var(--primary) 8%); }
.btn.danger { background: var(--danger); box-shadow: 0 6px 14px rgba(220, 61, 68, 0.24); }
.btn.warn { background: var(--warning); color: #17212f; box-shadow: 0 6px 14px rgba(216, 155, 29, 0.26); }
.btn.block { width: 100%; }

.row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.stack { display: flex; flex-direction: column; gap: 6px; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }

.stat { font-size: 26px; font-weight: 800; line-height: 1; }
.stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.stat-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  background: var(--panel-2);
}

.team-board { display: grid; grid-template-columns: 1fr; gap: 10px; }
.team {
  border-radius: 14px;
  color: #fff;
  padding: 10px;
  min-height: 210px;
}
.team.blue { background: linear-gradient(155deg, #1d72e6, #134f9f); }
.team.red { background: linear-gradient(155deg, #ea5a5a, #ab3737); }
.team-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }

.player-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.player-card {
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 10px;
  background: rgba(255,255,255,0.14);
  padding: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
  transition: transform var(--speed), background var(--speed);
}
.player-card:hover { transform: translateY(-1px); background: rgba(255,255,255,0.2); }
.player-card.absent { opacity: 0.58; filter: grayscale(0.7); }
.player-name { font-weight: 700; }

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 2px 7px;
  font-size: 10px;
  font-weight: 700;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.32);
}
.badge.role { text-transform: uppercase; }
.badge.gk { background: rgba(255,224,120,0.26); }
.badge.absent { opacity: 0.6; }

.fairness-wrap { display: grid; gap: 5px; }
.fairness-bar {
  height: 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex;
  position: relative;
  background: color-mix(in srgb, var(--panel-2), #000 4%);
}
.fairness-left, .fairness-right { transition: width 200ms ease; }
.fairness-left { background: var(--blue); }
.fairness-right { background: var(--red); }
.fairness-center { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; transform: translateX(-50%); background: #fff; }
.fairness-state-good { color: var(--success); }
.fairness-state-mid { color: var(--warning); }
.fairness-state-bad { color: var(--danger); }

.meter {
  height: 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: color-mix(in srgb, var(--panel-2), #000 4%);
}
.meter > span { display: block; height: 100%; background: linear-gradient(90deg, #ec5656, #f0b44f, #1fb67d); }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-2);
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { border-bottom: 1px solid var(--line); padding: 8px; text-align: left; }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.3px; }
th[data-sort] { cursor: pointer; }

.match-chip {
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 11px;
  font-weight: 800;
}
.match-win { background: rgba(15,156,100,0.16); color: var(--success); }
.match-loss { background: rgba(220,61,68,0.18); color: var(--danger); }
.match-draw { background: rgba(216,155,29,0.2); color: var(--warning); }

.alert { display: none; }
.toast-stack {
  position: fixed;
  right: 10px;
  bottom: 10px;
  z-index: 70;
  display: grid;
  gap: 6px;
}
.toast {
  min-width: 200px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 9px 10px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--speed);
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-success { border-left: 4px solid var(--success); }
.toast-error { border-left: 4px solid var(--danger); }

.footer { color: var(--muted); padding: 10px 0 22px; text-align: center; }
.auth-card { max-width: 460px; margin: 16px auto; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.58);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 10px;
  z-index: 80;
}
.modal.open { display: flex; }
.modal-panel {
  width: min(900px, 98%);
  max-height: 90vh;
  overflow: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 12px;
}

.player-pool {
  min-height: 82px;
  border: 1px dashed rgba(255,255,255,0.45);
  border-radius: 10px;
  padding: 8px;
}
.draggable { cursor: move; }
.draggable.dragging { opacity: 0.62; }

.spinner {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.42);
  border-top-color: #fff;
  animation: spin 740ms linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 960px) {
  .nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 66px;
  }
  .nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--panel-2);
  }
  .nav a {
    min-width: 96px;
    border: 1px solid transparent;
  }
  .nav-toggle { display: none; }
  .col-8 { grid-column: span 8; }
  .col-6 { grid-column: span 6; }
  .col-4 { grid-column: span 4; }
  .team-board { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .table-wrap table, .table-wrap thead, .table-wrap tbody, .table-wrap tr, .table-wrap th, .table-wrap td { display: block; }
  .table-wrap thead { display: none; }
  .table-wrap tr { border-bottom: 1px solid var(--line); padding: 8px; }
  .table-wrap td { border: none; padding: 4px 0; }
}