/* Fun House Photo Booth - Styling */
/* Adapted from day4 winter theme */

:root {
    /* Winter Color Palette */
    --ice-blue: #E3F2FD;
    --winter-blue: #64B5F6;
    --deep-blue: #1976D2;
    --dark-blue: #0D47A1;
    --snow-white: #FFFFFF;
    --warm-gold: #FFD54F;
    --warm-amber: #FFA726;
    --cozy-brown: #5D4037;
    --soft-gray: #F5F5F5;
    --text-dark: #212121;
    --text-light: #757575;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Georgia', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(to bottom, var(--ice-blue), var(--snow-white));
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Falling Snowflakes Animation */
.snowflakes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
    overflow: hidden;
}

.snowflake {
    position: absolute;
    top: -10%;
    color: var(--winter-blue);
    font-size: 1.5rem;
    opacity: 0.8;
    animation: fall linear infinite;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
}

.snowflake:nth-child(1) { left: 5%; animation-duration: 8s; animation-delay: 0s; font-size: 1.2rem; }
.snowflake:nth-child(2) { left: 15%; animation-duration: 10s; animation-delay: 1s; font-size: 1.6rem; }
.snowflake:nth-child(3) { left: 25%; animation-duration: 7s; animation-delay: 2s; font-size: 1.3rem; }
.snowflake:nth-child(4) { left: 35%; animation-duration: 12s; animation-delay: 0.5s; font-size: 1.8rem; }
.snowflake:nth-child(5) { left: 45%; animation-duration: 9s; animation-delay: 1.5s; font-size: 1.4rem; }
.snowflake:nth-child(6) { left: 55%; animation-duration: 11s; animation-delay: 2.5s; font-size: 1.5rem; }
.snowflake:nth-child(7) { left: 65%; animation-duration: 8s; animation-delay: 0.8s; font-size: 1.7rem; }
.snowflake:nth-child(8) { left: 75%; animation-duration: 10s; animation-delay: 2s; font-size: 1.3rem; }
.snowflake:nth-child(9) { left: 85%; animation-duration: 9s; animation-delay: 1.2s; font-size: 1.6rem; }
.snowflake:nth-child(10) { left: 10%; animation-duration: 11s; animation-delay: 0.3s; font-size: 1.4rem; }
.snowflake:nth-child(11) { left: 70%; animation-duration: 7s; animation-delay: 1.8s; font-size: 1.5rem; }
.snowflake:nth-child(12) { left: 50%; animation-duration: 10s; animation-delay: 0.6s; font-size: 1.2rem; }
.snowflake:nth-child(13) { left: 20%; animation-duration: 9s; animation-delay: 1.4s; font-size: 1.7rem; }
.snowflake:nth-child(14) { left: 60%; animation-duration: 8s; animation-delay: 2.2s; font-size: 1.3rem; }
.snowflake:nth-child(15) { left: 90%; animation-duration: 11s; animation-delay: 0.9s; font-size: 1.6rem; }

@keyframes fall {
    0% {
        top: -10%;
        transform: translateX(0) rotate(0deg);
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
    100% {
        top: 110%;
        transform: translateX(80px) rotate(360deg);
        opacity: 0.6;
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* Header */
header {
    text-align: center;
    padding: var(--spacing-md) 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    margin-bottom: var(--spacing-md);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--deep-blue);
    margin-bottom: var(--spacing-xs);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    font-style: italic;
}

/* Main Content */
main {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: var(--spacing-md);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

/* Views Container */
.views-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.view-section {
    display: flex;
    flex-direction: column;
}

.view-label {
    background: linear-gradient(135deg, var(--winter-blue), var(--deep-blue));
    color: var(--snow-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 8px 8px 0 0;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
}

/* Camera Container */
.camera-container {
    position: relative;
    width: 100%;
    border-radius: 0 0 15px 15px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    background: var(--text-dark);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#video {
    width: 100%;
    height: auto;
    display: block;
}

#canvas,
#captured-canvas {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.3s ease;
}

.no-photo-message {
    position: absolute;
    color: var(--text-light);
    text-align: center;
    font-size: 1.2rem;
    padding: var(--spacing-md);
}

.no-photo-message small {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Controls Section */
.controls {
    max-width: 900px;
    margin: 0 auto;
}

.filter-controls {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.filter-controls h3 {
    font-family: var(--font-heading);
    color: var(--deep-blue);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

.filter-btn {
    background: var(--soft-gray);
    border: 2px solid var(--winter-blue);
    color: var(--text-dark);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.filter-btn:hover {
    background: var(--ice-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.filter-btn.active {
    background: var(--winter-blue);
    color: var(--snow-white);
    border-color: var(--deep-blue);
    box-shadow: 0 4px 15px rgba(100, 181, 246, 0.4);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1.1rem;
    font-weight: bold;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    min-width: 180px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--warm-gold), var(--warm-amber));
    color: var(--text-dark);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--warm-amber), var(--warm-gold));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: var(--winter-blue);
    color: var(--snow-white);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--deep-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn:disabled {
    background: var(--soft-gray);
    color: var(--text-light);
    cursor: not-allowed;
    box-shadow: none;
    opacity: 0.6;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(200px);
    background: rgba(33, 33, 33, 0.95);
    color: var(--snow-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    font-size: 1.1rem;
    font-weight: 600;
    z-index: 1000;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    min-width: 250px;
    text-align: center;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background: linear-gradient(135deg, #4CAF50, #45a049);
}

.toast.info {
    background: linear-gradient(135deg, var(--winter-blue), var(--deep-blue));
}

.toast.warning {
    background: linear-gradient(135deg, var(--warm-amber), #f57c00);
}

/* Error Message */
.error-message {
    background: linear-gradient(135deg, #ffebee, #ffcdd2);
    border-left: 4px solid #f44336;
    padding: var(--spacing-sm);
    margin-top: var(--spacing-md);
    border-radius: 8px;
    color: #c62828;
    font-weight: 500;
    text-align: center;
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-md);
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .views-container {
        grid-template-columns: 1fr;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .filter-controls h3 {
        font-size: 1.3rem;
    }
    
    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
        min-width: auto;
    }
    
    .btn {
        font-size: 1rem;
        min-width: 150px;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
    }
    
    .container {
        padding: var(--spacing-sm);
    }
    
    header h1 {
        font-size: 1.75rem;
    }
    
    main {
        padding: var(--spacing-sm);
    }
    
    .filter-buttons {
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .toast {
        font-size: 1rem;
        min-width: 200px;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Capture Flash Effect */
@keyframes captureFlash {
    0% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
    }
    50% {
        box-shadow: 0 0 0 20px rgba(76, 175, 80, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
    }
}

.flash {
    animation: captureFlash 0.5s ease-out;
}