website-collection/chess/public/styles.css

:root {
  --bg-body: #0f172a;
  --bg-panel: rgba(30, 41, 59, 0.55);
  --bg-input: rgba(15, 23, 42, 0.6);
  --border-subtle: rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3), inset 0 1px 1px rgba(255, 255, 255, 0.08);
  
  --border-focus: #10b981;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  
  --primary: #10b981;
  --primary-hover: #059669;
  
  --secondary: rgba(255, 255, 255, 0.1);
  --secondary-hover: rgba(255, 255, 255, 0.2);
  
  --board-light: #ebecd0;
  --board-dark: #739552;
  
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

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

body {
  background-color: var(--bg-body);
  background-image: url('https://images.unsplash.com/photo-1529699211952-734e80c4d42b?q=80&w=2000&auto=format&fit=crop');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding: 20px;
  min-height: 100vh;
}

.hidden { display: none !important; }

.page-shell { max-width: 1280px; margin: 0 auto; }

.main-header { margin-bottom: 24px; text-align: left; }
.main-header h1 {
  font-size: 28px; font-weight: 800; color: #fff;
  display: flex; align-items: center; gap: 12px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}
.chess-icon { color: var(--primary); font-size: 32px; }

.app-grid { display: grid; grid-template-columns: 1fr 360px; gap: 24px; align-items: start; }

.panel {
  background: var(--bg-panel);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--glass-shadow);
}
.panel-head { margin-bottom: 20px; }

.label {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em;
  font-weight: 700; color: var(--text-muted); margin-bottom: 4px;
}
h3 { font-size: 18px; font-weight: 600; color: #fff; }
h2 { font-size: 20px; font-weight: 700; }

button {
  font-family: inherit; cursor: pointer; border: none; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 14px; transition: all 0.2s ease;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 16px; backdrop-filter: blur(4px);
}
.primary-button {
  background-color: var(--primary); color: #fff; width: 100%; padding: 12px;
  font-size: 15px; box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}
.primary-button:hover {
  background-color: var(--primary-hover); transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}
.secondary-button { background-color: var(--secondary); border: 1px solid var(--border-subtle); color: #fff; }
.secondary-button:hover { background-color: var(--secondary-hover); }

.ghost-button { background: transparent; color: #ff5c5c; border: 1px solid rgba(255, 92, 92, 0.5); width: 100%; }
.ghost-button:hover { background: rgba(255, 92, 92, 0.15); color: #ff7676; }

.icon-button { background-color: var(--secondary); border: 1px solid var(--border-subtle); color: #fff; padding: 10px; }
.icon-button:hover { background-color: var(--secondary-hover); }

.mode-switcher {
  display: flex; background: rgba(0, 0, 0, 0.2); border-radius: var(--radius-sm);
  padding: 4px; margin-bottom: 20px; border: 1px solid var(--border-subtle);
}
.mode-button { flex: 1; background: transparent; color: var(--text-muted); padding: 8px; border: none; }
.mode-button.active { background: var(--secondary-hover); color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.2); }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field span { font-size: 13px; font-weight: 500; color: var(--text-muted); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

input[type="text"], select {
  width: 100%; background: var(--bg-input); border: 1px solid var(--border-subtle);
  color: #fff; padding: 12px; border-radius: var(--radius-sm); font-family: inherit;
  font-size: 14px; outline: none; transition: all 0.2s;
}
input[type="text"]:focus, select:focus { border-color: var(--border-focus); background: rgba(15, 23, 42, 0.8); }
input::placeholder { color: rgba(255,255,255,0.3); }

.join-row { display: flex; gap: 8px; }
.join-row input { flex: 1; }
.muted-copy { font-size: 12px; color: var(--text-muted); margin-top: 12px; text-align: center; }

.board-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--border-subtle);
}
.toolbar-actions { display: flex; gap: 8px; }

.board-stage {
  width: 100%; max-width: 640px; margin: 0 auto; background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(8px); padding: 12px; border-radius: var(--radius-md);
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.5); border: 1px solid var(--border-subtle);
}

.board {
  width: 100%; aspect-ratio: 1 / 1; display: grid;
  grid-template-columns: repeat(8, 1fr); grid-template-rows: repeat(8, 1fr);
  border: 4px solid rgba(15, 23, 42, 0.8); border-radius: var(--radius-sm); overflow: hidden;
}

/* =========================================
   ИСПРАВЛЕННЫЕ СТИЛИ ДОСКИ И ФИГУР
========================================= */
.square {
  width: 100%; height: 100%; border: none; padding: 0; margin: 0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; position: relative;
}

.square.light { background-color: var(--board-light); }
.square.dark { background-color: var(--board-dark); }

.square.selected { background-color: rgba(234, 230, 93, 0.7); }
.square.last-move { background-color: rgba(234, 230, 93, 0.4); }
.square.check-square { background-color: rgba(239, 68, 68, 0.6); }

.square.legal-target::after {
  content: ''; width: 25%; height: 25%; border-radius: 50%;
  background-color: rgba(0, 0, 0, 0.25); position: absolute;
}
.square.capture-target::after {
  content: ''; width: 80%; height: 80%; border-radius: 50%;
  border: 5px solid rgba(0, 0, 0, 0.25); position: absolute; background: transparent;
}

.piece {
  font-size: clamp(28px, 6vw, 65px);
  user-select: none; z-index: 10;
  line-height: 1; pointer-events: none;
}
.piece.white { color: #fff; text-shadow: 0 2px 4px rgba(0,0,0,0.6); }
.piece.black { color: #000; text-shadow: 0 2px 4px rgba(255,255,255,0.4); }

/* =========================================
   СТАТУС И ЧАСЫ
========================================= */
.status-strip {
  display: flex; justify-content: space-between; align-items: center; margin-top: 24px;
  padding: 16px; background: var(--bg-panel); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.status-message { font-weight: 500; font-size: 15px; }
.status-meta { display: flex; gap: 8px; }
.status-chip {
  padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
}
.turn-white { background: rgba(255, 255, 255, 0.9); color: #000; }
.turn-black { background: rgba(0, 0, 0, 0.8); color: #fff; border: 1px solid var(--border-subtle); }
.connection-solo { background: var(--secondary); color: #fff; }
.connection-party { background: var(--primary); color: #fff; }

.roster-grid { display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 20px; }
.roster-card {
  background: rgba(0, 0, 0, 0.2); padding: 12px 16px; border-radius: var(--radius-sm);
  display: flex; flex-direction: row; justify-content: space-between; align-items: center;
  border: 1px solid var(--border-subtle);
}
.roster-card.white-player { border-left: 4px solid rgba(255,255,255,0.8); }
.roster-card.black-player { border-left: 4px solid rgba(0,0,0,0.8); }
.roster-info { display: flex; flex-direction: column; gap: 2px; }
.roster-role { font-size: 11px; text-transform: uppercase; color: var(--text-muted); }
.roster-card strong { font-size: 14px; }

.player-clock {
  font-family: monospace, sans-serif; font-size: 20px; font-weight: 700;
  background: rgba(0, 0, 0, 0.4); color: var(--text-main); padding: 6px 12px;
  border-radius: var(--radius-sm); border: 1px solid var(--border-subtle);
  letter-spacing: 1px; transition: all 0.3s ease; min-width: 80px; text-align: center;
}
.player-clock.active {
  background: rgba(16, 185, 129, 0.2); border-color: var(--primary); color: var(--primary);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}
.player-clock.low { color: #ef4444; border-color: #ef4444; background: rgba(239, 68, 68, 0.1); }

.spectator-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.badge { background: var(--bg-input); border: 1px solid var(--border-subtle); padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600; color: var(--text-muted); }
.spectator-list { list-style: none; font-size: 13px; color: var(--text-muted); }
.empty-state { font-style: italic; opacity: 0.7; }

.modal {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.modal-card {
  background: var(--bg-panel); backdrop-filter: blur(20px); padding: 32px;
  border-radius: var(--radius-lg); border: 1px solid var(--border-subtle);
  box-shadow: var(--glass-shadow); text-align: center; min-width: 300px;
}
.promotion-options { display: flex; gap: 16px; justify-content: center; margin-top: 24px; }
.promotion-options button {
  font-size: 32px; padding: 16px; background: rgba(0, 0, 0, 0.3); border: 1px solid var(--border-subtle); color: #fff;
}
.promotion-options button:hover { background: var(--primary); border-color: var(--primary); }

.toast-host {
  position: fixed; bottom: 20px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  background: var(--bg-panel); backdrop-filter: blur(10px);
  padding: 12px 20px; border-radius: var(--radius-md); border: 1px solid var(--border-subtle);
  color: #fff; font-size: 14px; font-weight: 500; box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  animation: slide-up 0.3s ease-out;
}
.toast.success { border-color: var(--primary); }
.toast.error { border-color: #ef4444; }

@keyframes slide-up { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 960px) {
  .app-grid { grid-template-columns: 1fr; }
  .board-toolbar { flex-direction: column; gap: 16px; align-items: stretch; }
  .toolbar-actions { justify-content: stretch; }
  .toolbar-actions button { flex: 1; }
}