/* ===========================================
   Go Score Counter - Styles
   =========================================== */

:root {
    /* Colors */
    --bg: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-card: #0f3460;
    --text: #eaeaea;
    --text-muted: #a0a0a0;
    --primary: #e94560;
    --primary-hover: #ff6b6b;
    --accent: #0f3460;
    --success: #4ade80;
    --warning: #fbbf24;

    /* Go colors */
    --board-color: #dcb35c;
    --board-line: #2d2d2d;
    --black-stone: #1a1a1a;
    --white-stone: #f5f5f5;
    --territory-black: rgba(0, 0, 0, 0.3);
    --territory-white: rgba(255, 255, 255, 0.3);
    --dead-stone: rgba(255, 0, 0, 0.5);

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Transitions */
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
}

/* App Container */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--bg-card);
    margin-bottom: var(--spacing-md);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.header-right {
    display: flex;
    gap: var(--spacing-sm);
}

/* Buttons */
.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

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

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--accent);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--bg-card);
    color: var(--text);
}

.btn-outline:hover:not(:disabled) {
    background: var(--bg-card);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    min-width: 150px;
    display: none;
    z-index: 100;
    overflow: hidden;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    display: block;
}

.dropdown-menu button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.dropdown-menu button:hover {
    background: var(--accent);
}

/* Game Info */
.game-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.separator {
    color: var(--text-muted);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Drop Zone */
.drop-zone {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: var(--transition);
    min-height: 400px;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--primary);
    background: rgba(233, 69, 96, 0.05);
}

.drop-zone-content {
    text-align: center;
}

.drop-icon {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.drop-text {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

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

/* Board View */
.board-view {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* View Tabs */
.view-tabs {
    display: flex;
    gap: var(--spacing-xs);
    background: var(--bg-secondary);
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    width: fit-content;
}

.tab {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.tab:hover {
    color: var(--text);
}

.tab.active {
    background: var(--primary);
    color: white;
}

/* Board Layout */
.board-layout {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.canvas-container {
    background: var(--board-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

#board-canvas {
    display: block;
    cursor: pointer;
}

/* Score Panel */
.score-panel {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-width: 220px;
}

.score-panel h2 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.score-section {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.score-black {
    background: rgba(0, 0, 0, 0.3);
}

.score-white {
    background: rgba(255, 255, 255, 0.1);
}

.score-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.stone-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}

.stone-indicator.black {
    background: var(--black-stone);
    border: 1px solid #444;
}

.stone-indicator.white {
    background: var(--white-stone);
    border: 1px solid #ccc;
}

.score-details {
    font-size: 0.9rem;
}

.score-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    color: var(--text-muted);
}

.score-row.total {
    border-top: 1px solid var(--bg-card);
    margin-top: var(--spacing-xs);
    padding-top: var(--spacing-sm);
    color: var(--text);
    font-weight: 600;
}

.score-result {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

.result-text {
    font-size: 1.1rem;
    font-weight: 600;
}

.result-winner {
    color: var(--success);
}

/* Hint Bar */
.hint-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hint-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--bg-card);
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.75rem;
}

.dead-count {
    margin-left: auto;
}

/* Action Bar */
.action-bar {
    display: flex;
    gap: var(--spacing-sm);
}

/* Footer */
.footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer a {
    color: var(--primary);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* Toast */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    color: var(--text);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

.toast.error {
    border-left: 4px solid var(--primary);
}

.toast.success {
    border-left: 4px solid var(--success);
}

/* Responsive */
@media (max-width: 900px) {
    .board-layout {
        flex-direction: column;
        align-items: center;
    }

    .score-panel {
        width: 100%;
        max-width: 560px;
    }

    .canvas-container {
        max-width: 100%;
        overflow: hidden;
    }

    #board-canvas {
        max-width: 100%;
        height: auto;
    }
}

/* Photo Analyzer Modal */
#photo-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.photo-modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.photo-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--bg-card);
    text-align: center;
}

.photo-header h2 {
    margin-bottom: var(--spacing-xs);
}

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

.corner-status {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.corner-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-muted);
    transition: var(--transition);
}

.corner-dot.active {
    background: var(--success);
    color: var(--bg);
}

.photo-canvas-container {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    background: var(--bg);
}

#photo-canvas {
    cursor: crosshair;
    max-width: 100%;
    height: auto;
}

.photo-actions {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--bg-card);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

/* Board size selector */
.size-selector {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    justify-content: center;
}

.size-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
}

.size-btn:hover {
    background: var(--accent);
}

.size-btn.active {
    border-color: var(--primary);
    background: var(--primary);
}

/* Drop zone with photo option */
.drop-options {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.drop-option {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.drop-option:hover {
    background: var(--accent);
    border-color: var(--primary);
}

.drop-option svg {
    width: 32px;
    height: 32px;
}

@media (max-width: 600px) {
    .header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .game-info {
        flex-wrap: wrap;
        justify-content: center;
    }

    .view-tabs {
        width: 100%;
    }

    .tab {
        flex: 1;
        text-align: center;
    }

    .hint-bar {
        flex-wrap: wrap;
    }

    .action-bar {
        flex-wrap: wrap;
    }

    .action-bar .btn {
        flex: 1;
    }
}