/* ============================================
   IdleSite - Modern Videogame Aesthetic
   ============================================ */

/* CSS Variables - Modern Game Color Palette */
:root {
    /* Primary Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    
    /* Accent Colors */
    --color-accent: #ec4899;
    --color-accent-dark: #db2777;
    --color-accent-light: #f472b6;
    
    /* Success/Game Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    /* Background Colors */
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-bg-card: rgba(30, 41, 59, 0.6);
    
    /* Text Colors */
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    
    /* Border & Shadow */
    --color-border: rgba(148, 163, 184, 0.2);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.5);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(236, 72, 153, 0.1) 0px, transparent 50%);
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.05em;
}

.site-title {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    transition: all var(--transition-base);
    cursor: pointer;
    user-select: none;
}

.site-title:hover {
    opacity: 0.8;
    transform: scale(1.02);
}

.title-text {
    display: block;
    transition: font-size var(--transition-base);
}

.title-text.compact {
    font-size: 0.6em;
}

.title-tagline {
    display: block;
    font-size: 0.5em;
    font-weight: 400;
    font-family: 'Rajdhani', sans-serif;
    color: var(--color-text-secondary);
    -webkit-text-fill-color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
    letter-spacing: normal;
    transition: font-size var(--transition-base), opacity var(--transition-base);
}

.title-tagline.compact {
    font-size: 0.4em;
    opacity: 0.8;
}

.section-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Layout
   ============================================ */

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0; /* Allow flex item to shrink */
}

/* Only prevent overflow in game view */
#game-play.view.active {
    overflow: hidden;
}

/* ============================================
   Header
   ============================================ */

.site-header {
    padding: var(--spacing-md) 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: padding var(--transition-base);
}

.site-header.compact {
    padding: var(--spacing-xs) 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

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

.header-game-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    font-size: 0.875rem;
}

.header-game-stats {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.header-stat {
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.header-stat .value {
    color: var(--color-primary);
    font-weight: 600;
}

.header-game-controls {
    display: flex;
    gap: var(--spacing-xs);
    padding-left: var(--spacing-sm);
    border-left: 1px solid var(--color-border);
}

.header-game-controls .btn-icon {
    padding: 6px;
    min-width: 32px;
    min-height: 32px;
}

/* ============================================
   Buttons
   ============================================ */

.btn-icon {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    font-size: 1.25rem;
    min-width: 40px;
    min-height: 40px;
}

.btn-icon:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-icon:active {
    transform: translateY(0);
}

.btn-back {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.btn-back:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: white;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text-primary);
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

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

/* ============================================
   Views
   ============================================ */

.view {
    display: none !important;
    flex: 1;
    padding: var(--spacing-lg) 0;
    min-height: 0; /* Allow flex item to shrink */
    overflow: hidden; /* Prevent content overflow */
}

.view.active {
    display: flex !important;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
}

/* ============================================
   Game Selection
   ============================================ */

.games-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.game-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.game-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.game-card:hover::before {
    transform: scaleX(1);
}

.game-card-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.game-card-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.game-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.game-card-high-score {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.game-card-play {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* ============================================
   Game Play View
   ============================================ */

/* Game header removed - now in main header */

/* Ensure game play view container fits within viewport */
#game-play.view {
    display: none !important;
}

#game-play.view.active {
    display: flex !important;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    max-height: 100vh;
    overflow: hidden;
}

#game-play.view.active .container {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
    padding: var(--spacing-md);
}

.game-canvas-container {
    position: relative;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 16 / 9;
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    min-height: 400px;
    /* Ensure container fits within viewport */
    /* Account for sticky header (always in viewport), footer, controls, and padding */
    /* Use min() to ensure it doesn't exceed viewport even if calc is wrong */
    max-height: min(calc(100vh - 280px), calc(100vh - var(--header-height, 80px) - var(--footer-height, 60px) - 140px));
    flex-shrink: 1; /* Allow container to shrink if needed */
    /* Ensure container doesn't cause overflow */
    box-sizing: border-box;
    /* Ensure aspect ratio is maintained */
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Visualizer controls styling */
#visualizer-controls {
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .game-canvas-container {
        min-height: 300px;
        aspect-ratio: 9 / 16;
        max-height: min(calc(100vh - 300px), calc(100vh - var(--header-height, 80px) - var(--footer-height, 60px) - 160px));
    }
    
    #visualizer-controls {
        padding: 15px;
        gap: 15px;
    }
    
    #visualizer-controls > div {
        flex: 1 1 auto;
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    .game-canvas-container {
        min-height: 250px;
    }
}

.game-canvas-container:fullscreen {
    border: none;
    border-radius: 0;
    background: var(--color-bg-primary);
}

.game-canvas-container:-webkit-full-screen {
    border: none;
    border-radius: 0;
    background: var(--color-bg-primary);
}

.game-canvas-container:-moz-full-screen {
    border: none;
    border-radius: 0;
    background: var(--color-bg-primary);
}

.game-canvas-container:-ms-fullscreen {
    border: none;
    border-radius: 0;
    background: var(--color-bg-primary);
}

.game-canvas {
    display: block;
    background: var(--color-bg-primary);
    /* Maintain aspect ratio - canvas will be sized by JavaScript */
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

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

.overlay-content {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-xl);
}

.overlay-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.overlay-message {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.overlay-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ============================================
   Settings Modal
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.modal-title {
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

.btn-close {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: color var(--transition-base);
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.setting-group {
    margin-bottom: var(--spacing-lg);
}

.setting-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-primary);
    font-family: 'Rajdhani', sans-serif;
    font-weight: 500;
    font-size: 1.125rem;
}

.setting-label input[type="checkbox"] {
    display: none;
}

.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
    background: var(--color-bg-tertiary);
    border-radius: 13px;
    cursor: pointer;
    transition: background var(--transition-base);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition-base);
}

input[type="checkbox"]:checked + .toggle-switch {
    background: var(--color-primary);
}

input[type="checkbox"]:checked + .toggle-switch::after {
    transform: translateX(24px);
}

input[type="range"] {
    width: 200px;
    height: 6px;
    background: var(--color-bg-tertiary);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-md);
}

.volume-value {
    min-width: 50px;
    text-align: right;
    color: var(--color-primary);
    font-weight: 600;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    .site-title {
        font-size: 1.5rem;
    }
    
    .site-header.compact {
        padding: 8px 0;
    }
    
    .title-text.compact {
        font-size: 0.45em;
    }
    
    .title-tagline.compact {
        font-size: 0.3em;
        margin-top: 2px;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .header-game-info {
        flex-direction: row;
        gap: var(--spacing-xs);
        padding: 6px var(--spacing-xs);
        font-size: 0.75rem;
    }
    
    .header-game-stats {
        flex-direction: row;
        gap: var(--spacing-xs);
    }
    
    .header-stat {
        font-size: 0.75rem;
    }
    
    .header-game-controls {
        border-left: 1px solid var(--color-border);
        border-top: none;
        padding-left: var(--spacing-xs);
        padding-top: 0;
        width: auto;
    }
    
    .header-game-controls .btn-icon {
        padding: 4px;
        min-width: 28px;
        min-height: 28px;
    }
    
    .overlay-buttons {
        flex-direction: column;
    }
    
    .game-canvas-container {
        aspect-ratio: 9 / 16;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .site-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

/* ============================================
   Animations
   ============================================ */

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

.game-card {
    animation: fadeIn 0.5s ease backwards;
}

.game-card:nth-child(1) { animation-delay: 0.1s; }
.game-card:nth-child(2) { animation-delay: 0.2s; }
.game-card:nth-child(3) { animation-delay: 0.3s; }
.game-card:nth-child(4) { animation-delay: 0.4s; }
.game-card:nth-child(5) { animation-delay: 0.5s; }
.game-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    margin-top: auto;
    padding: var(--spacing-md) 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--color-border);
}

.site-footer .container {
    text-align: center;
}

.footer-text {
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

#domain-price {
    font-family: 'Orbitron', monospace;
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.5px;
    font-variant-numeric: tabular-nums;
}

.footer-link {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .site-footer {
        padding: var(--spacing-sm) 0;
    }
    
    .footer-text {
        font-size: 0.75rem;
        padding: 0 var(--spacing-sm);
    }
}