:root {
  --bg: #0f0e14;
  --surface: #1a1920;
  --surface2: #25232d;
  --text: #e8e4f0;
  --muted: #8b8698;
  --accent: #c678dd;
  --accent2: #61afef;
  --success: #98c379;
  --danger: #e06c75;
  --radius: 12px;
  --font: "DM Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; line-height: 1.5; padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left); overflow-x: hidden; }
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 560px; margin: 0 auto; padding: 1rem; }
.home .container { text-align: center; padding-top: 2rem; }
.home h1 { font-size: 2rem; margin-bottom: 1.5rem; background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-links { display: flex; flex-direction: column; gap: 1.5rem; align-items: center; }
.btn { display: inline-block; padding: 0.85rem 1.5rem; min-height: 44px; min-width: 44px; border-radius: var(--radius); font-weight: 600; font-size: 1rem; border: none; cursor: pointer; transition: transform 0.15s, box-shadow 0.15s; -webkit-tap-highlight-color: transparent; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-admin { background: linear-gradient(135deg, var(--accent), #a855c4); color: #fff; }
.btn-table { background: var(--surface2); color: var(--text); min-width: 140px; text-align: center; }
.btn-table:hover { background: var(--accent2); color: var(--bg); text-decoration: none; }
.login-page .container-login { max-width: 360px; padding: 1.5rem 1rem; padding-top: 2rem; }
.login-form { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.login-form .login-input { width: 100%; padding: 0.85rem 1rem; min-height: 48px; border-radius: var(--radius); border: 1px solid var(--surface2); background: var(--surface); color: var(--text); font-size: 16px; }
.login-form .login-input::placeholder { color: var(--muted); }
.login-form .btn-login { width: 100%; padding: 0.85rem; min-height: 48px; cursor: pointer; }
.login-error { color: var(--danger); font-size: 0.9rem; margin: -0.5rem 0 0; }

.tables-section { margin-top: 1rem; }
.tables-section p { color: var(--muted); margin-bottom: 0.75rem; }
.tables-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0.75rem; justify-content: center; }

.admin-header, .table-header { background: var(--surface); padding: 0.75rem 1rem; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.admin-header h1, .table-header h1 { font-size: 1.2rem; }
.btn-logout { padding: 0.5rem 1rem; min-height: 44px; font-size: 0.9rem; background: var(--surface2); color: var(--muted); border: none; border-radius: 8px; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.btn-logout:hover { color: var(--text); }

.admin-with-sidebar { display: flex; flex-direction: column; min-height: calc(100vh - 52px); }
.admin-sidebar { width: 100%; flex-shrink: 0; background: var(--surface); border-bottom: 1px solid var(--surface2); padding: 0.5rem 0; display: flex; flex-wrap: wrap; gap: 0.25rem; justify-content: center; }
.admin-sidebar .sidebar-link { display: flex; align-items: center; padding: 0.65rem 1rem; min-height: 44px; line-height: 1.3; color: var(--text); text-decoration: none; font-weight: 500; border-radius: 8px; -webkit-tap-highlight-color: transparent; }
.admin-sidebar .sidebar-link:hover { background: var(--surface2); }
.admin-sidebar .sidebar-link.active { color: var(--accent2); background: rgba(97, 175, 239, 0.12); }
.admin-main { flex: 1; overflow: auto; padding: 1rem; min-width: 0; }

.admin-layout { max-width: 1200px; margin: 0 auto; display: grid; gap: 1.25rem; width: 100%; }
.admin-layout-single { max-width: 700px; }

@media (min-width: 600px) {
  .container { padding: 1.5rem; }
  .home .container { padding-top: 3rem; }
  .home h1 { font-size: 2.25rem; margin-bottom: 2rem; }
  .login-page .container-login { padding-top: 3rem; }
  .admin-header, .table-header { padding: 1rem 1.25rem; }
  .admin-header h1, .table-header h1 { font-size: 1.35rem; }
  .admin-with-sidebar { flex-direction: row; min-height: calc(100vh - 56px); }
  .admin-sidebar { width: 200px; flex-direction: column; border-bottom: none; border-right: 1px solid var(--surface2); padding: 1rem 0; justify-content: flex-start; }
  .admin-sidebar .sidebar-link { border-radius: 0; border-left: 3px solid transparent; padding: 0.75rem 1.25rem; }
  .admin-sidebar .sidebar-link.active { border-left-color: var(--accent2); }
  .admin-main { padding: 1.25rem; }
  .admin-layout { gap: 1.5rem; }
  .panel-section { padding: 1.25rem; }
  .table-row .name { flex: 0 0 auto; min-width: 120px; }
  .table-credentials { flex: 1 1 auto; order: 0; }
  .table-actions { margin-left: auto; }
  .table-layout { padding: 1.25rem; }
  .songs-list-scroll { max-height: 280px; }
  .songs-list-table { max-height: 50vh; }
  .playback-rest-list { max-height: 180px; }
}

@media (min-width: 900px) {
  .admin-layout { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .playback-section, .queue-section { grid-column: 1 / -1; }
  .admin-main { padding: 1.5rem; }
}

@media (min-width: 1024px) {
  .container { max-width: 560px; padding: 2rem; }
  .home .container { padding-top: 4rem; }
  .home h1 { font-size: 2.5rem; margin-bottom: 2rem; }
  .admin-sidebar { width: 220px; }
  .admin-layout .panel-section { padding: 1.25rem; }
  .admin-layout-single { max-width: 1200px; }
  .admin-tables-page { max-width: 1400px; margin-left: auto; margin-right: auto; width: 100%; }
  .table-layout { max-width: 700px; padding: 1.5rem; margin: 0 auto; }
  .songs-list-scroll { max-height: 320px; }
  .songs-list-table { max-height: 55vh; }
  .table-page { padding-bottom: 2rem; }
}
.panel-section { background: var(--surface); border-radius: var(--radius); padding: 1rem; }
.panel-section h2 { font-size: 1.05rem; margin-bottom: 0.75rem; color: var(--muted); }
.song-form, .inline-form { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.song-form input[type="text"], .inline-form input[type="text"] { flex: 1; min-width: 0; min-height: 44px; padding: 0.6rem 0.75rem; border-radius: 8px; border: 1px solid var(--surface2); background: var(--bg); color: var(--text); font-size: 16px; }
.btn-primary { background: var(--accent2); color: var(--bg); }
.btn-secondary { background: var(--surface2); color: var(--text); }
.excel-upload { margin-bottom: 1rem; }
.excel-upload .hint, .playback-section .hint { color: var(--muted); font-size: 0.85rem; margin-bottom: 0.5rem; }
.playback-section .hint { margin-bottom: 0.75rem; }
.excel-form { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.excel-form input[type="file"] { padding: 0.4rem; color: var(--muted); font-size: 0.9rem; min-height: 44px; }
.btn-danger { background: var(--danger); color: #fff; padding: 0.5rem 0.8rem; min-height: 44px; font-size: 0.85rem; }
.songs-search-input { width: 100%; padding: 0.65rem 0.75rem; min-height: 44px; margin-bottom: 0.5rem; border-radius: 8px; border: 1px solid var(--surface2); background: var(--bg); color: var(--text); font-size: 16px; }
.songs-list-scroll { max-height: 220px; overflow-y: auto; -webkit-overflow-scrolling: touch; border-radius: 8px; border: 1px solid var(--surface2); }
.songs-list { list-style: none; }
.songs-list li { display: flex; align-items: center; justify-content: space-between; padding: 0.65rem 0.75rem; min-height: 48px; border-bottom: 1px solid var(--surface2); gap: 0.5rem; }
.songs-list li:last-child { border-bottom: none; }
.songs-list .title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.songs-list .artist { color: var(--muted); font-size: 0.9rem; }
.table-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 0.75rem; padding: 0.75rem 0; border-bottom: 1px solid var(--surface2); }
.table-row:last-child { border-bottom: none; }
.table-row .name { font-weight: 500; min-width: 0; flex: 1 1 100%; }
.table-credentials { font-size: 0.8rem; color: var(--muted); flex: 1 1 100%; order: 2; word-break: break-all; }
.table-credentials code { background: var(--bg); padding: 0.2rem 0.35rem; border-radius: 4px; margin: 0 0.15rem; font-size: 0.8rem; }
.table-actions { display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; margin-left: 0; }
.table-actions .btn-table-link { padding: 0.5rem 0.9rem; min-height: 44px; font-size: 0.85rem; border-radius: 8px; background: var(--surface2); color: var(--accent2); text-decoration: none; -webkit-tap-highlight-color: transparent; }
.table-actions .btn-table-link:hover { background: var(--accent2); color: var(--bg); text-decoration: none; }
.table-actions .btn-delete-table { padding: 0.35rem 0.5rem; min-width: 44px; min-height: 44px; font-size: 1.1rem; line-height: 1; -webkit-tap-highlight-color: transparent; }
.toggle-btn { padding: 0.5rem 0.9rem; min-height: 44px; border-radius: 8px; border: none; cursor: pointer; font-size: 0.85rem; font-weight: 500; -webkit-tap-highlight-color: transparent; }
.toggle-btn.enabled { background: var(--success); color: var(--bg); }
.toggle-btn.disabled { background: var(--surface2); color: var(--muted); }
.queue-by-tables { display: grid; gap: 0.75rem; }
.queue-table-block { background: var(--bg); border-radius: var(--radius); padding: 0.85rem; border-left: 4px solid var(--accent2); }
.queue-table-block.table-disabled { border-left-color: var(--danger); opacity: 0.85; }
.queue-table-block h3 { font-size: 0.95rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.queue-table-block .queue-items { list-style: none; }
.queue-table-block .queue-items li { display: flex; align-items: center; justify-content: space-between; padding: 0.5rem 0; min-height: 44px; border-bottom: 1px solid var(--surface2); font-size: 0.95rem; gap: 0.5rem; }
.queue-table-block .queue-items li:last-child { border-bottom: none; }
.queue-table-block .queue-items .remove-item { background: transparent; border: none; color: var(--danger); cursor: pointer; padding: 0.35rem; min-width: 44px; min-height: 44px; font-size: 1.1rem; line-height: 1; -webkit-tap-highlight-color: transparent; }

.playback-last-played, .playback-now, .playback-next { padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 0.5rem; background: var(--bg); border-left: 4px solid var(--surface2); font-size: 0.95rem; }
.playback-last-played { border-left-color: var(--success); color: var(--muted); }
.playback-last-played.empty { border-left-color: var(--muted); }
.playback-now, .playback-next { border-left-color: var(--accent2); }
.playback-now.empty, .playback-next.empty { border-left-color: var(--muted); color: var(--muted); }
.playback-next { border-left-color: var(--accent); }
.playback-table { color: var(--muted); font-size: 0.9rem; font-weight: normal; }
.btn-playback-next { margin-bottom: 1rem; min-height: 48px; padding: 0.85rem 1.25rem; -webkit-tap-highlight-color: transparent; }
.playback-rest { font-size: 0.95rem; }
.playback-rest-list { list-style: none; margin-top: 0.35rem; max-height: 140px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.playback-rest-list li { padding: 0.35rem 0; border-bottom: 1px solid var(--surface2); color: var(--muted); }
.playback-rest-list li:last-child { border-bottom: none; }

.full-queue-wrap { margin-bottom: 1rem; }
.full-queue-list { max-height: 50vh; min-height: 200px; overflow-y: auto; border-radius: 8px; border: 1px solid var(--surface2); background: var(--bg); }
.full-queue-list:empty::before { content: 'Очередь пуста'; color: var(--muted); display: block; padding: 1rem; }
.full-queue-item { padding: 0.6rem 1rem; border-bottom: 1px solid var(--surface2); font-size: 0.95rem; }
.full-queue-item:last-child { border-bottom: none; }
.full-queue-item.played { color: var(--muted); opacity: 0.85; }
.full-queue-item.playing { background: rgba(97, 175, 239, 0.15); border-left: 4px solid var(--accent2); font-weight: 600; }
.full-queue-item.unplayed { color: var(--text); }
.full-queue-item.last_played { color: var(--muted); background: rgba(152, 195, 121, 0.08); border-left: 4px solid var(--success); }
.full-queue-item .table-name { color: var(--muted); font-size: 0.85rem; font-weight: normal; }
.playback-actions { display: flex; flex-direction: column; gap: 0.5rem; }
.playback-actions .playback-rest { display: none; }

.table-header { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; padding: 0.75rem 1rem; }
.table-page { padding-bottom: 1.5rem; min-height: 100vh; }
.table-layout { max-width: 700px; margin: 0 auto; padding: 1rem; display: grid; gap: 1.25rem; width: 100%; }
.table-layout .queue-section { background: var(--surface); border-radius: var(--radius); padding: 0.85rem; }
.table-layout .queue-section h2 { font-size: 1rem; color: var(--muted); margin-bottom: 0.75rem; }
.queue-list { list-style: none; }
.queue-list li { display: flex; align-items: center; justify-content: space-between; padding: 0.75rem; min-height: 52px; background: var(--bg); border-radius: 8px; margin-bottom: 0.5rem; gap: 0.5rem; }
.queue-list li .song-info { min-width: 0; flex: 1; }
.queue-list li .song-info .name { font-weight: 500; }
.queue-list li .song-info .artist { font-size: 0.9rem; color: var(--muted); }
.queue-list li .remove-from-queue { background: none; border: none; color: var(--danger); cursor: pointer; padding: 0.5rem; min-width: 44px; min-height: 44px; font-size: 1.1rem; -webkit-tap-highlight-color: transparent; flex-shrink: 0; }
.queue-empty { color: var(--muted); font-size: 0.95rem; padding: 0.5rem 0; }
.songs-section h2 { font-size: 1rem; color: var(--muted); margin-bottom: 0.5rem; }
.search-input { width: 100%; padding: 0.75rem 1rem; min-height: 48px; border-radius: 8px; border: 1px solid var(--surface2); background: var(--surface); color: var(--text); font-size: 16px; margin-bottom: 0.75rem; }
.songs-list-table { list-style: none; max-height: 45vh; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.songs-list-table li { display: flex; align-items: center; justify-content: space-between; padding: 0.85rem 1rem; min-height: 56px; background: var(--surface); border-radius: 8px; margin-bottom: 0.4rem; cursor: pointer; transition: background 0.15s; gap: 0.5rem; -webkit-tap-highlight-color: transparent; }
.songs-list-table li:hover { background: var(--surface2); }
.songs-list-table li:active { background: var(--surface2); }
.songs-list-table li .song-info { min-width: 0; flex: 1; }
.songs-list-table li .song-info .name { font-weight: 500; }
.songs-list-table li .song-info .artist { font-size: 0.9rem; color: var(--muted); }
.songs-list-table li .add-btn { background: var(--accent); color: #fff; border: none; padding: 0.5rem 1rem; min-height: 44px; border-radius: 8px; font-size: 0.9rem; cursor: pointer; flex-shrink: 0; -webkit-tap-highlight-color: transparent; }
.songs-list-table li .add-btn:hover { filter: brightness(1.1); }