/* ===== Базовые стили ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4a90d9;
    --primary-hover: #357abd;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --bg-color: #1a1a2e;
    --bg-secondary: #16213e;
    --text-color: #ffffff;
    --text-muted: #adb5bd;
    --border-color: #2d3a4f;
    --card-bg: #0f3460;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--bg-color) 0%, var(--bg-secondary) 100%);
    color: var(--text-color);
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem;
    min-height: 100vh;
}

/* ===== Заголовок ===== */
.header {
    text-align: center;
    padding: 1rem 0;
    margin-bottom: 1rem;
}

.header h1 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
    background: linear-gradient(90deg, #4a90d9, #e94560);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1rem;
}

/* ===== Экраны ===== */
.screen {
    display: none;
}

.screen.active {
    display: block;
}

/* ===== Стартовый экран ===== */
.start-content {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.logo {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.start-content h2 {
    margin-bottom: 1rem;
}

.start-content p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.input-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.input-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Переключатель режима */
.mode-toggle {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.mode-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
}

.mode-btn:hover:not(:disabled) {
    border-color: var(--primary-color);
    color: var(--text-color);
}

.mode-btn.active {
    border-color: var(--primary-color);
    background: rgba(74, 144, 217, 0.2);
    color: var(--text-color);
}

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

.mode-hint {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Переключатель сложности */
.difficulty-toggle {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.difficulty-btn {
    flex: 1;
    padding: 0.6rem 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
}

.difficulty-btn:hover {
    border-color: var(--primary-color);
    color: var(--text-color);
}

.difficulty-btn.active {
    border-color: var(--primary-color);
    background: rgba(74, 144, 217, 0.2);
    color: var(--text-color);
}

.difficulty-hint {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ===== Кнопки ===== */
.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #e94560);
    color: white;
    width: 100%;
    margin-bottom: 0.75rem;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-muted);
    border: 2px solid var(--border-color);
    width: 100%;
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ===== Игровой экран ===== */
.game-info {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.game-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (max-width: 900px) {
    .game-content {
        grid-template-columns: 1fr;
    }
}

/* Фото контейнер */
.photo-container {
    position: relative;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.photo-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Контейнер локации (для фото и панорамы) */
.location-container {
    position: relative;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    min-height: 400px;
}

.location-mode {
    width: 100%;
    height: 100%;
}

.location-mode.hidden {
    display: none;
}

#photo-mode img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#panorama-mode {
    width: 100%;
    height: 100%;
}

#panorama-player {
    width: 100%;
    height: 400px;
    background: #1a1a2e;
}

@media (max-width: 900px) {
    .location-container {
        min-height: 300px;
    }
    
    #panorama-player {
        height: 300px;
    }
}

.photo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.photo-overlay.hidden {
    display: none;
}

/* Карта контейнер */
.map-container {
    position: relative;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
}

#map {
    width: 100%;
    height: 400px;
}

@media (max-width: 900px) {
    #map {
        height: 300px;
    }
}

.map-hint {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    pointer-events: none;
}

/* Панель действий */
.action-bar {
    text-align: center;
}

.action-bar .btn {
    max-width: 300px;
}

/* ===== Экран результата ===== */
.result-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.result-content h2 {
    margin-bottom: 1.5rem;
}

.result-details {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.location-name {
    margin-bottom: 0.5rem;
}

.location-name span {
    color: var(--text-muted);
    display: block;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.location-name strong {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.location-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

.stat {
    text-align: center;
}

.stat-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
}

.result-map-container {
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
}

#result-map {
    width: 100%;
    height: 300px;
}

/* ===== Финальный экран ===== */
.final-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.final-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.final-score {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    margin-bottom: 1.5rem;
}

.score-label {
    display: block;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.score-value {
    display: block;
    font-size: 3rem;
    font-weight: bold;
    background: linear-gradient(90deg, #4a90d9, #e94560);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.score-max {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.rounds-summary {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    text-align: left;
}

.round-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.round-item:last-child {
    border-bottom: none;
}

.round-item .round-name {
    flex: 1;
}

.round-item .round-distance {
    color: var(--text-muted);
    margin-right: 1rem;
}

.round-item .round-score {
    font-weight: bold;
    min-width: 60px;
    text-align: right;
}

.final-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* ===== Таблица лидеров ===== */
.leaderboard-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.leaderboard-content h2 {
    margin-bottom: 1.5rem;
}

.leaderboard-table {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.leaderboard-row {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.leaderboard-row:last-child {
    border-bottom: none;
}

.leaderboard-row.header {
    background: var(--bg-secondary);
    font-weight: bold;
    color: var(--text-muted);
}

.leaderboard-rank {
    width: 50px;
    font-weight: bold;
}

.leaderboard-rank.gold {
    color: #ffd700;
}

.leaderboard-rank.silver {
    color: #c0c0c0;
}

.leaderboard-rank.bronze {
    color: #cd7f32;
}

.leaderboard-name {
    flex: 1;
    text-align: left;
}

.leaderboard-score {
    width: 80px;
    text-align: right;
    font-weight: bold;
}

.leaderboard-date {
    width: 100px;
    text-align: right;
    color: var(--text-muted);
}

.leaderboard-empty {
    padding: 2rem;
    color: var(--text-muted);
}

/* ===== Анимации ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.screen.active {
    animation: fadeIn 0.3s ease-out;
}

/* ===== Цвета результата ===== */
.score-excellent {
    color: #28a745 !important;
}

.score-good {
    color: #4a90d9 !important;
}

.score-average {
    color: #ffc107 !important;
}

.score-poor {
    color: #dc3545 !important;
}