/* ====== Silverdale Chess Club — App Styles ====== */
:root {
  --bg: #0a0a0a;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --bg-input: #1a1a1a;
  --border: #2a2a2a;
  --border-focus: #c9a84c;
  --gold: #c9a84c;
  --gold-dim: rgba(201, 168, 76, 0.15);
  --gold-glow: rgba(201, 168, 76, 0.3);
  --text: #e8e0d0;
  --text-dim: #8a8070;
  --text-bright: #fff;
  --danger: #c94c4c;
  --success: #4cc98a;
  --info: #4c8ac9;
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'DM Sans', sans-serif;
  --font-accent: 'Libre Baskerville', serif;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--text-bright); }

/* ====== TOP NAV ====== */
.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-nav .logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--gold);
  font-weight: 700;
}

.app-nav .nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  list-style: none;
}

.app-nav .nav-links a {
  color: var(--text-dim);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.2s;
}

.app-nav .nav-links a:hover,
.app-nav .nav-links a.active {
  color: var(--gold);
}

.app-nav .user-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.app-nav .user-name {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gold);
  transition: 0.2s;
}

/* ====== LAYOUT ====== */
.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.app-container.wide {
  max-width: 1400px;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-bright);
  margin-bottom: 0.25rem;
}

.page-header p {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ====== CARDS ====== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color 0.2s;
}

.card:hover {
  border-color: var(--gold-dim);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

/* ====== BUTTONS ====== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-gold {
  background: var(--gold);
  color: var(--bg);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: #d4b45a;
  color: var(--bg);
}

.btn-outline {
  background: transparent;
  color: var(--gold);
  border-color: var(--gold);
}

.btn-outline:hover {
  background: var(--gold-dim);
  color: var(--text-bright);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

.btn-danger:hover {
  background: rgba(201, 76, 76, 0.15);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-icon {
  padding: 0.4rem;
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1.1rem;
}

.btn-icon:hover { color: var(--gold); }

/* ====== FORMS ====== */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.65rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px var(--gold-dim);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-row .form-group {
  flex: 1;
}

.form-error {
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

/* ====== ALERTS ====== */
.alert {
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid;
}

.alert-error {
  background: rgba(201, 76, 76, 0.1);
  border-color: rgba(201, 76, 76, 0.3);
  color: var(--danger);
}

.alert-success {
  background: rgba(76, 201, 138, 0.1);
  border-color: rgba(76, 201, 138, 0.3);
  color: var(--success);
}

.alert-info {
  background: rgba(76, 138, 201, 0.1);
  border-color: rgba(76, 138, 201, 0.3);
  color: var(--info);
}

/* ====== TABLES ====== */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

tr:hover td {
  background: rgba(201, 168, 76, 0.03);
}

/* ====== MODAL ====== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
}

.modal h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-bright);
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* ====== TABS ====== */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.tab {
  padding: 0.75rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab:hover { color: var(--text); }
.tab.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ====== BADGES ====== */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.badge-gold { background: var(--gold-dim); color: var(--gold); }
.badge-success { background: rgba(76, 201, 138, 0.15); color: var(--success); }
.badge-info { background: rgba(76, 138, 201, 0.15); color: var(--info); }
.badge-danger { background: rgba(201, 76, 76, 0.15); color: var(--danger); }

/* ====== EMPTY STATE ====== */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-dim);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.empty-state p {
  margin-bottom: 1rem;
}

/* ====== LOADING ====== */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
}

/* ====== PAGINATION ====== */
.pagination {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 2rem;
}

.pagination button {
  padding: 0.4rem 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.85rem;
}

.pagination button:hover { border-color: var(--gold); color: var(--gold); }
.pagination button.active { background: var(--gold-dim); color: var(--gold); border-color: var(--gold); }
.pagination button:disabled { opacity: 0.3; cursor: default; }

/* ====== CHESS BOARD ====== */
.board-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.chess-board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1 / 1;
  border: 2px solid var(--border);
  border-radius: var(--radius);
}

.chess-board .square {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1.2rem, 4.5vw, 2.8rem);
  cursor: default;
  user-select: none;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.chess-board .square.light {
  background: #b8a47c;
}

.chess-board .square.dark {
  background: #6b5b3e;
}

.chess-board .square.highlight {
  box-shadow: inset 0 0 0 3px var(--gold);
}

.board-controls {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.board-controls button {
  padding: 0.5rem 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s;
}

.board-controls button:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.move-list {
  max-height: 400px;
  overflow-y: auto;
  padding: 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-accent);
  font-size: 0.85rem;
  line-height: 1.8;
}

.move-list .move-number {
  color: var(--text-dim);
  margin-right: 0.25rem;
}

.move-list .move {
  cursor: pointer;
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  transition: background 0.15s;
}

.move-list .move:hover {
  background: var(--gold-dim);
}

.move-list .move.active {
  background: var(--gold);
  color: var(--bg);
}

.game-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  max-width: 480px;
  width: 100%;
}

.game-info .player {
  font-weight: 600;
  color: var(--text-bright);
}

.game-info .result {
  color: var(--gold);
  font-family: var(--font-accent);
  font-weight: 700;
}

/* ====== COMMENTS ====== */
.comments-section {
  margin-top: 1.5rem;
}

.comment {
  padding: 0.75rem;
  border-left: 2px solid var(--border);
  margin-bottom: 0.75rem;
}

.comment:hover {
  border-left-color: var(--gold);
}

.comment .comment-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.comment .comment-meta strong {
  color: var(--text);
}

.comment .comment-move {
  font-family: var(--font-accent);
  color: var(--gold);
}

/* ====== CALENDAR ====== */
.calendar {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}

.calendar-header h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--text-bright);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-grid .day-header {
  padding: 0.5rem;
  text-align: center;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}

.calendar-grid .day {
  min-height: 80px;
  padding: 0.4rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  position: relative;
}

.calendar-grid .day:nth-child(7n) {
  border-right: none;
}

.calendar-grid .day .day-num {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.calendar-grid .day.today .day-num {
  color: var(--gold);
  font-weight: 700;
}

.calendar-grid .day.other-month {
  opacity: 0.3;
}

.calendar-grid .day .event-dot {
  display: block;
  padding: 0.15rem 0.3rem;
  margin-bottom: 2px;
  border-radius: 3px;
  font-size: 0.65rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.event-dot.tournament { background: var(--gold-dim); color: var(--gold); }
.event-dot.lesson { background: rgba(76, 138, 201, 0.2); color: var(--info); }
.event-dot.social { background: rgba(76, 201, 138, 0.2); color: var(--success); }
.event-dot.general { background: rgba(255,255,255,0.08); color: var(--text-dim); }
.event-dot.meeting { background: rgba(201, 76, 76, 0.15); color: var(--danger); }

/* ====== NEWSLETTER ====== */
.newsletter-card {
  cursor: pointer;
}

.newsletter-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}

.newsletter-card .meta {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.newsletter-card .preview {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.6;
}

.newsletter-content {
  font-size: 0.95rem;
  line-height: 1.8;
}

.newsletter-content h2 { font-family: var(--font-display); font-size: 1.5rem; color: var(--text-bright); margin: 1.5rem 0 0.75rem; }
.newsletter-content h3 { font-family: var(--font-display); font-size: 1.2rem; color: var(--text-bright); margin: 1.25rem 0 0.5rem; }
.newsletter-content p { margin-bottom: 1rem; }
.newsletter-content ul, .newsletter-content ol { margin-bottom: 1rem; padding-left: 1.5rem; }
.newsletter-content blockquote {
  border-left: 3px solid var(--gold);
  padding-left: 1rem;
  color: var(--text-dim);
  font-style: italic;
  margin: 1rem 0;
}

/* ====== DASHBOARD STATS ====== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  text-align: center;
}

.stat-card .stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--gold);
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
  .app-nav .nav-links { display: none; }
  .app-nav .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(20px);
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
  }
  .hamburger { display: flex; }
  .app-container { padding: 1rem; }
  .card-grid { grid-template-columns: 1fr; }
  .form-row { flex-direction: column; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .calendar-grid .day { min-height: 60px; }
  .game-viewer-layout { flex-direction: column !important; }
  .modal { padding: 1.25rem; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 1.5rem; }
  .chess-board { max-width: 100%; }
}