/* Battle AIrena Admin — Styles
   Light theme by default, dark theme via body.dark class.
   CSS custom properties for all colours.
*/

@layer defaults, theme, responsive, user;

@layer defaults {

/* ── Theme Variables ───────────────────────────────────────────── */
:root {
  --bg-primary: #f8f9fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e9ecef;
  --text-primary: #1a1a1a;
  --text-secondary: #495057;
  --text-muted: #868e96;
  --border: #dee2e6;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-light: #dbeafe;
  --destructive: #dc2626;
  --destructive-hover: #b91c1c;
  --destructive-light: #fee2e2;
  --success: #16a34a;
  --warning: #d97706;
  --status-healthy: #16a34a;
  --status-online: #2563eb;
  --status-registered: #6b7280;
  --status-unreachable: #d97706;
  --status-offline: #9ca3af;
  --overlay-bg: rgba(0, 0, 0, 0.5);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.15);
  --radius: 8px;
  --radius-sm: 4px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", Menlo, monospace;
}

body.dark {
  --bg-primary: #1a1a2e;
  --bg-secondary: #16213e;
  --bg-tertiary: #0f3460;
  --text-primary: #e0e0e0;
  --text-secondary: #a0aec0;
  --text-muted: #718096;
  --border: #2d3748;
  --accent: #06b6d4;
  --accent-hover: #0891b2;
  --accent-light: #164e63;
  --destructive: #f97316;
  --destructive-hover: #ea580c;
  --destructive-light: #431407;
  --success: #22c55e;
  --warning: #eab308;
  --status-healthy: #22c55e;
  --status-online: #06b6d4;
  --status-registered: #9ca3af;
  --status-unreachable: #eab308;
  --status-offline: #6b7280;
  --overlay-bg: rgba(0, 0, 0, 0.7);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* ── Reset & Base ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
}

/* ── Overlay (login + confirm) ─────────────────────────────────── */
.overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.login-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 340px;
  max-width: 90vw;
  box-shadow: var(--shadow-lg);
}

.login-card h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.login-subtitle {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.form-group input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus {
  border-color: var(--accent);
}

.form-note {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.login-error {
  color: var(--destructive);
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  padding: 0.5rem;
  background: var(--destructive-light);
  border-radius: var(--radius-sm);
}

/* ── Confirm Dialog ────────────────────────────────────────────── */
.confirm-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  width: 420px;
  max-width: 90vw;
  box-shadow: var(--shadow-lg);
}

.confirm-card p {
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.confirm-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  font-family: inherit;
  line-height: 1.4;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--border);
}

.btn-destructive {
  background: var(--destructive);
  color: #fff;
}
.btn-destructive:hover:not(:disabled) {
  background: var(--destructive-hover);
}

.btn-block { width: 100%; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-xs { padding: 0.2rem 0.5rem; font-size: 0.75rem; }

.btn-icon {
  background: none;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 0.25rem;
  line-height: 1;
}
.btn-icon:hover { color: var(--text-primary); }

/* ── Header ────────────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}

header h1 {
  font-size: 1.1rem;
  font-weight: 700;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

#header-clock {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

#connection-info {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ── Connection Banner ─────────────────────────────────────────── */
.connection-banner {
  background: var(--warning);
  color: #fff;
  text-align: center;
  padding: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
}

/* ── Main Content ──────────────────────────────────────────────── */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ── Panel ─────────────────────────────────────────────────────── */
.panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.panel-header h2 {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
}

.panel-header-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.panel-body {
  padding: 1rem;
}

.panel-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

/* ── Panel Grid Rows ───────────────────────────────────────────── */
.panel-row {
  display: flex;
  gap: 1.25rem;
}

.panel-row-2col > .panel {
  flex: 1;
  min-width: 0;
}

/* ── Key-Value Grid ────────────────────────────────────────────── */
.kv-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  align-items: baseline;
}

.kv-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.kv-value {
  font-size: 0.9rem;
  font-family: var(--font-mono);
}

/* ── Status Indicators ─────────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.35rem;
  vertical-align: middle;
}

.status-dot.healthy    { background: var(--status-healthy); }
.status-dot.online     { background: var(--status-online); }
.status-dot.registered { background: var(--status-registered); }
.status-dot.unreachable { background: var(--status-unreachable); }
.status-dot.offline    { background: var(--status-offline); }

.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-badge.open {
  background: #dcfce7;
  color: #166534;
}
body.dark .status-badge.open {
  background: #14532d;
  color: #86efac;
}

.status-badge.closed {
  background: var(--destructive-light);
  color: var(--destructive);
}

/* ── Team type badges ─────────────────────────────────────────── */
.team-type {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
}
.type-player {
  background: #dbeafe;
  color: #1e40af;
}
.type-bot {
  background: #fef3c7;
  color: #92400e;
}

.select-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
}

/* ── Table ─────────────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
}

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

th {
  text-align: left;
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: var(--bg-tertiary);
}

td.actions {
  white-space: nowrap;
}

td .strategy-text {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: inline-block;
  vertical-align: middle;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Empty State ───────────────────────────────────────────────── */
.empty-state {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 1.5rem;
}

/* ── Tournament Form ───────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
}

.form-grid .form-group { margin-bottom: 0; }

.form-grid select,
.form-grid input[type="number"] {
  width: 100%;
  padding: 0.4rem 0.5rem;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-row-checks {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.check-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  cursor: pointer;
}

.check-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.team-check-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-top: 0.35rem;
  max-height: 120px;
  overflow-y: auto;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
}

.btn-link {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0;
  margin-left: 0.5rem;
}
.btn-link:hover { text-decoration: underline; }

/* ── Tournament Status ─────────────────────────────────────────── */
.tourn-header-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.tourn-name {
  font-weight: 600;
  font-size: 1rem;
}

.tourn-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.status-badge.created   { background: var(--bg-tertiary); color: var(--text-secondary); }
.status-badge.ready     { background: #dbeafe; color: #1e40af; }
body.dark .status-badge.ready { background: #1e3a5f; color: #93c5fd; }
.status-badge.in_progress { background: #dcfce7; color: #166534; }
body.dark .status-badge.in_progress { background: #14532d; color: #86efac; }
.status-badge.paused    { background: #fef3c7; color: #92400e; }
body.dark .status-badge.paused { background: #451a03; color: #fbbf24; }
.status-badge.finished  { background: #dbeafe; color: #1e40af; }
body.dark .status-badge.finished { background: #1e3a5f; color: #93c5fd; }
.status-badge.aborted   { background: var(--destructive-light); color: var(--destructive); }

tr.match-in-progress td { background: rgba(22, 163, 74, 0.08); }
body.dark tr.match-in-progress td { background: rgba(34, 197, 94, 0.1); }
tr.match-finished td { color: var(--text-muted); }

/* ── Competitive Panel ─────────────────────────────────────────── */
.competitive-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.25rem;
}

.competitive-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.competitive-col-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

/* ── Export Panel ──────────────────────────────────────────────── */
.export-group-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.export-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Activity Log ──────────────────────────────────────────────── */
.activity-log {
  max-height: 280px;
  overflow-y: auto;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  line-height: 1.6;
}

.activity-log .log-entry {
  padding: 0.15rem 0;
  border-bottom: 1px solid var(--border);
}

.activity-log .log-entry:last-child { border-bottom: none; }

.log-time {
  color: var(--text-muted);
  margin-right: 0.5rem;
}

.log-text {
  color: var(--text-primary);
}

/* ── Spinner ───────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
  margin-right: 0.35rem;
}

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

/* ── Dark theme: select/input refinements ──────────────────────── */
body.dark select,
body.dark input[type="text"],
body.dark input[type="number"],
body.dark input[type="password"] {
  color-scheme: dark;
}

body.dark .status-badge.created {
  background: #2d3748;
  color: #a0aec0;
}

/* ── Collapsible panels (mobile) ───────────────────────────────── */
.panel-header {
  cursor: default;
}

.panel.collapsible > .panel-header {
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel.collapsible > .panel-header::after {
  content: "▾";
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.panel.collapsible.collapsed > .panel-header::after {
  transform: rotate(-90deg);
}

.panel.collapsible.collapsed > .panel-body {
  max-height: 0;
  overflow: hidden;
  padding-top: 0;
  padding-bottom: 0;
}

/* ── Forfeit indicators ────────────────────────────────────────── */

.forfeit-badge {
  display: inline-block;
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--danger, #e74c3c);
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid rgba(231, 76, 60, 0.3);
  border-radius: 3px;
  padding: 0 4px;
  margin-left: 4px;
  vertical-align: middle;
}

.forfeit-text {
  color: var(--danger, #e74c3c);
}

.expand-toggle {
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--text-muted, #888);
  user-select: none;
}

.expand-toggle:hover {
  color: var(--primary, #3498db);
}

.game-detail-row td {
  padding: 0 !important;
}

.game-detail-cell {
  padding: 0 0 0 1rem !important;
  background: var(--surface-alt, rgba(0,0,0,0.05));
}

.game-detail-table {
  width: 100%;
  font-size: 0.8rem;
  border-collapse: collapse;
}

.game-detail-table th {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted, #888);
  padding: 4px 8px;
  text-align: left;
  border-bottom: 1px solid var(--border, rgba(0,0,0,0.1));
}

.game-detail-table td {
  padding: 3px 8px;
  border-bottom: 1px solid var(--border, rgba(0,0,0,0.05));
}

.failure-log-hint {
  cursor: help;
  color: var(--warning, #f39c12);
  font-size: 0.75rem;
}

/* ── Responsive: Tablet ────────────────────────────────────────── */
@media (max-width: 1399px) {
  .panel-row-2col {
    flex-direction: column;
  }
  .competitive-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Responsive: Mobile ────────────────────────────────────────── */
@media (max-width: 767px) {
  header {
    padding: 0.5rem 0.75rem;
  }

  header h1 {
    font-size: 0.9rem;
  }

  #connection-info {
    display: none;
  }

  #header-clock {
    font-size: 0.7rem;
  }

  main {
    padding: 0.5rem;
    gap: 0.75rem;
  }

  /* All panels become collapsible on mobile */
  .panel.collapsible > .panel-header {
    padding: 0.6rem 0.75rem;
  }

  .panel-body {
    padding: 0.75rem;
  }

  .panel-actions {
    flex-direction: column;
  }

  .panel-actions .btn,
  .btn-sm,
  .btn-xs {
    width: 100%;
    min-height: 44px;
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }

  /* Touch targets */
  .check-label {
    min-height: 44px;
    padding: 0.25rem 0;
  }

  .form-grid select,
  .form-grid input[type="number"],
  .form-group input {
    min-height: 44px;
    font-size: 1rem;
  }

  /* Tables: hide less important columns, allow horizontal scroll */
  td, th {
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
  }

  /* Confirmation dialogs: bottom-sheet style */
  .overlay {
    align-items: flex-end;
  }

  .confirm-card {
    width: 100%;
    max-width: 100%;
    border-radius: var(--radius) var(--radius) 0 0;
    padding: 1.25rem;
    padding-bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  }

  .confirm-actions {
    flex-direction: column;
  }

  .confirm-actions .btn {
    width: 100%;
    min-height: 44px;
  }

  /* Login card stays centered */
  #login-overlay {
    align-items: center;
  }
}

/* ── Battleship admin layout form — fleet editor ──────────────────────────── */
.bs-fleet-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.4rem;
  font-size: 0.85rem;
}

.bs-fleet-table th {
  text-align: left;
  padding: 0.3rem 0.4rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.bs-fleet-table td {
  padding: 0.25rem 0.4rem;
  vertical-align: middle;
}

.bs-fleet-table input[type="text"],
.bs-fleet-table input[type="number"] {
  width: 100%;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.bs-fleet-table input[type="number"] { max-width: 5rem; }

.bs-fleet-remove {
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-secondary);
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  line-height: 1;
}

.bs-fleet-remove:hover {
  color: var(--danger);
  border-color: var(--danger);
}

/* ── Layouts table — row-click details + delete ──────────────────────────── */
.layout-row { cursor: pointer; }
.layout-row:hover { background: var(--bg-hover, rgba(0,0,0,0.04)); }
.layout-row-selected { background: var(--bg-selected, rgba(0,0,0,0.08)); }

.layout-row-actions {
  display: flex;
  gap: 0.35rem;
  justify-content: flex-end;
  align-items: center;
}
/* Edit/delete buttons use the admin-wide .btn family + .btn-sm
   (padding/font size). Delete keeps the destructive colouring via
   .btn-destructive; edit uses .btn-secondary. No size override —
   text labels ("Edit", "Delete") need natural width, matching other
   row-level action buttons across the admin panel. */

/* Edit-mode lock: while a layout is being edited, dim other rows and
   hide their edit buttons so the user can't switch targets mid-edit.
   Cancel/Save/Clone to exit, then interact with other rows freely. */
.layouts-editing-mode .layout-row { pointer-events: none; opacity: 0.55; }
.layouts-editing-mode .layout-row.layout-row-editing {
  pointer-events: auto; opacity: 1; background: var(--bg-selected, rgba(0,0,0,0.08));
}
.layouts-editing-mode .layout-edit-btn { display: none; }

.layout-details {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
}
.layout-details h4 { margin: 0 0 0.25rem; font-size: 0.95rem; }
.layout-details h5 { margin: 0 0 0.3rem; font-size: 0.8rem; color: var(--text-secondary); }
.layout-details .muted { color: var(--text-secondary); font-size: 0.8rem; }
.layout-details-header { margin-bottom: 0.6rem; }
.layout-details-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 1rem;
}
.placements-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
.layout-details .mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.layout-details .mini-table th,
.layout-details .mini-table td {
  padding: 0.2rem 0.4rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

}