/* style.css - Divine 3D Gallery + APK Download - Fully Responsive */
:root {
    /* Dark Theme (Default) */
    --primary-bg: #0a0a14;
    --secondary-bg: #12121e;
    --tertiary-bg: #1a1a2e;
    --card-bg: rgba(30, 30, 46, 0.8);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-dim: rgba(255, 255, 255, 0.4);
    
    /* Accent Colors - Spiritual Theme */
    --accent-gold: #ffd700;
    --accent-saffron: #ff9933;
    --accent-purple: #8b5cf6;
    --accent-teal: #10b981;
    --accent-pink: #ec4899;
    --accent-blue: #3b82f6;
    --accent-app: #3b82f6;
    
    /* Status Colors */
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    --gradient-gold: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --gradient-spiritual: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
    --gradient-app: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.4);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 1.5rem;
    --spacing-2xl: 2rem;
    --spacing-3xl: 2.5rem;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-popover: 1010;
    --z-toast: 1050;
    --z-tooltip: 1100;
}

/* Light Theme */
.light-theme {
    --primary-bg: #f8fafc;
    --secondary-bg: #ffffff;
    --tertiary-bg: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-border: rgba(0, 0, 0, 0.1);
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-dim: #94a3b8;
    
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.12);
}

/* Base Reset for Mobile First */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    position: relative;
}

/* Typography for Mobile */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

@media (min-width: 768px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    h3 { font-size: 1.75rem; }
    h4 { font-size: 1.5rem; }
    h5 { font-size: 1.25rem; }
}

p {
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    font-size: inherit;
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
    padding: 0;
    -webkit-appearance: none;
    appearance: none;
    touch-action: manipulation;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-content {
    text-align: center;
    animation: fadeIn 0.5s ease;
    padding: var(--spacing-xl);
    max-width: 90%;
}

.loading-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.loading-icon {
    font-size: 2.5rem;
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: pulse 2s ease-in-out infinite;
}

.loading-logo h2 {
    font-size: 2rem;
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.loading-progress {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.progress-bar {
    width: min(300px, 90vw);
    height: 4px;
    background: var(--glass-bg);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-spiritual);
    width: 0%;
    animation: progressLoad 2s ease-in-out infinite;
    border-radius: var(--radius-full);
}

.loading-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Particle Background */
.particle-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    background: 
        radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
}

/* Header - Mobile Optimized */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: var(--z-sticky);
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.main-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .header-container {
        padding: 0 var(--spacing-lg);
        gap: var(--spacing-lg);
    }
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
    min-width: 0;
}

.logo-icon {
    font-size: 1.5rem;
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    flex-shrink: 0;
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (min-width: 768px) {
    .logo h1 {
        font-size: 1.75rem;
    }
    .logo-icon {
        font-size: 2rem;
    }
}

.logo span {
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.logo-subtitle {
    display: none;
}

@media (min-width: 768px) {
    .logo-subtitle {
        display: block;
        font-size: 0.75rem;
        color: var(--text-dim);
        position: absolute;
        bottom: -14px;
        left: 40px;
        font-weight: 500;
        letter-spacing: 0.5px;
    }
}

/* Navigation - Mobile Hamburger */
.nav-toggle {
    display: flex;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.25rem;
    transition: all var(--transition-fast);
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

@media (min-width: 992px) {
    .nav-toggle {
        display: none;
    }
}

.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

@media (min-width: 992px) {
    .nav-links {
        display: flex;
        position: static;
        flex-direction: row;
        gap: var(--spacing-xl);
        background: none;
        border: none;
        padding: 0;
        box-shadow: none;
        border-radius: 0;
        backdrop-filter: none;
        width: auto;
    }
}

.nav-links.active {
    display: flex;
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

@media (min-width: 992px) {
    .nav-link {
        padding: var(--spacing-xs) 0;
        border-radius: 0;
    }
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

@media (min-width: 992px) {
    .nav-link:hover {
        background: none;
    }
}

.nav-link.active {
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.1);
}

@media (min-width: 992px) {
    .nav-link.active {
        background: none;
    }
    .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 100%;
        height: 2px;
        background: var(--gradient-spiritual);
        border-radius: var(--radius-full);
    }
}

.nav-link.download-app-link {
    color: var(--accent-app);
    font-weight: 600;
}

@media (min-width: 992px) {
    .nav-link.download-app-link {
        background: rgba(59, 130, 246, 0.1);
        padding: var(--spacing-xs) var(--spacing-md) !important;
        border-radius: var(--radius-md);
    }
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .header-actions {
        gap: var(--spacing-md);
    }
}

.search-container {
    display: none;
}

@media (min-width: 768px) {
    .search-container {
        display: flex;
        position: relative;
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
        border-radius: var(--radius-full);
        padding: var(--spacing-xs) var(--spacing-sm);
        align-items: center;
        gap: var(--spacing-xs);
        transition: all var(--transition-fast);
        min-width: 180px;
    }
}

.search-container:focus-within {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.search-input {
    width: 120px;
    font-size: 0.875rem;
    color: var(--text-primary);
    padding: var(--spacing-xs) 0;
}

.search-input::placeholder {
    color: var(--text-dim);
}

.search-btn {
    color: var(--text-dim);
    transition: color var(--transition-fast);
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle:hover {
    background: var(--card-bg);
    transform: rotate(15deg);
}

.theme-toggle .fa-moon {
    display: block;
}

.theme-toggle .fa-sun {
    display: none;
}

.light-theme .theme-toggle .fa-moon {
    display: none;
}

.light-theme .theme-toggle .fa-sun {
    display: block;
}

/* APK Download Button */
.apk-download-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gradient-app);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.apk-download-btn .btn-text {
    display: none;
}

@media (min-width: 768px) {
    .apk-download-btn .btn-text {
        display: inline;
    }
}

.apk-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.admin-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gradient-spiritual);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.admin-btn .btn-text {
    display: none;
}

@media (min-width: 768px) {
    .admin-btn .btn-text {
        display: inline;
    }
}

.admin-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.refresh-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.refresh-btn:hover {
    background: var(--card-bg);
    transform: rotate(180deg);
}

.refresh-btn.loading {
    animation: spin 1s linear infinite;
}

/* APK Download Modal */
.apk-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
    overflow-y: auto;
}

.apk-modal-overlay.active {
    display: flex;
}

.apk-modal-container {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
    box-shadow: var(--shadow-xl);
}

.apk-modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    background: linear-gradient(90deg, var(--accent-app), #2563eb);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.apk-modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.apk-modal-close {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    color: rgba(255, 255, 255, 0.8);
}

.apk-modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.apk-modal-body {
    padding: var(--spacing-xl);
    text-align: center;
}

.apk-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-app);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.apk-modal-body h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.apk-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.apk-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.apk-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.apk-info-item i {
    color: var(--accent-app);
    width: 24px;
}

.apk-download-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--gradient-app);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-xl);
}

.apk-download-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.apk-download-link i {
    font-size: 2rem;
}

.apk-download-text {
    text-align: left;
    flex: 1;
}

.apk-download-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.apk-download-size {
    font-size: 0.875rem;
    opacity: 0.9;
}

.apk-instructions {
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    text-align: left;
}

.apk-instructions h5 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.apk-instructions ol {
    margin-left: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.apk-instructions li {
    margin-bottom: var(--spacing-sm);
}

.apk-version {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--text-dim);
    font-size: 0.875rem;
}

/* Hero Section - Mobile Optimized */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 80px var(--spacing-md) var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero-section {
        padding: 100px var(--spacing-lg) var(--spacing-2xl);
    }
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    align-items: center;
    text-align: center;
}

@media (min-width: 992px) {
    .hero-content {
        flex-direction: row;
        text-align: left;
        gap: var(--spacing-3xl);
    }
}

.hero-text {
    max-width: 600px;
    width: 100%;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
}

@media (min-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.gradient-text {
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 400;
    display: block;
    margin-top: var(--spacing-xs);
}

@media (min-width: 992px) {
    .hero-subtitle {
        font-size: 1.5rem;
    }
}

.hero-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 992px) {
    .hero-description {
        margin-left: 0;
        margin-right: 0;
    }
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    justify-content: center;
}

@media (min-width: 992px) {
    .hero-stats {
        justify-content: flex-start;
    }
}

.stat {
    text-align: center;
    flex: 1;
    min-width: 100px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}

@media (min-width: 768px) {
    .stat-number {
        font-size: 2.5rem;
    }
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-dim);
    margin-top: var(--spacing-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 480px) {
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

@media (min-width: 992px) {
    .hero-actions {
        margin-left: 0;
        margin-right: 0;
        justify-content: flex-start;
    }
}

.hero-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    flex: 1;
    min-height: 54px;
}

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

.hero-btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

.hero-btn.secondary {
    background: var(--gradient-app);
    color: white;
}

.hero-btn.secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.hero-btn.tertiary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.hero-btn.tertiary:hover {
    background: var(--card-bg);
    transform: translateY(-3px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.floating-card {
    width: min(400px, 90vw);
    height: min(400px, 90vw);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    position: relative;
    animation: float 6s ease-in-out infinite;
    box-shadow: var(--shadow-xl);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    animation: bounce 2s ease-in-out infinite;
    transition: all var(--transition-fast);
}

.scroll-indicator:hover {
    background: var(--card-bg);
    transform: translateX(-50%) scale(1.1);
}

/* Sections Common */
section {
    padding: var(--spacing-2xl) var(--spacing-md);
    width: 100%;
}

@media (min-width: 768px) {
    section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
}

@media (min-width: 1200px) {
    section {
        padding: var(--spacing-3xl) var(--spacing-lg);
    }
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.6;
}

/* Features Section */
.features-section {
    background: var(--secondary-bg);
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-lg);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-spiritual);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* Categories Section */
.categories-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 480px) {
    .categories-container {
        grid-template-columns: 1fr;
    }
}

.category-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-md);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-spiritual);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.category-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.category-count {
    color: var(--text-dim);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Gallery Section */
.gallery-section {
    background: var(--secondary-bg);
}

.gallery-controls {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: stretch;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .gallery-controls {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.search-filter {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex: 1;
}

@media (min-width: 768px) {
    .search-filter {
        flex-direction: row;
        align-items: center;
    }
}

.search-box {
    flex: 1;
    position: relative;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    pointer-events: none;
}

.filter-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) * 2.5);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.filter-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.filter-select {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    width: 100%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

@media (min-width: 768px) {
    .filter-select {
        width: auto;
        min-width: 180px;
    }
}

.filter-select:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.filter-clear {
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
    width: 100%;
}

@media (min-width: 768px) {
    .filter-clear {
        width: auto;
    }
}

.filter-clear:hover {
    background: var(--card-bg);
    color: var(--text-primary);
}

.view-controls {
    display: flex;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 4px;
    align-self: center;
}

@media (min-width: 768px) {
    .view-controls {
        align-self: auto;
    }
}

.view-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    transition: all var(--transition-fast);
}

.view-btn:hover {
    color: var(--text-primary);
    background: var(--card-bg);
}

.view-btn.active {
    background: var(--gradient-spiritual);
    color: white;
}

/* Gallery Container */
.gallery-container {
    min-height: 400px;
    position: relative;
    width: 100%;
}

/* Models Grid */
.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    animation: fadeIn 0.5s ease;
    max-width: 1400px;
    margin: 0 auto;
}

@media (max-width: 480px) {
    .models-grid {
        grid-template-columns: 1fr;
    }
}

/* Model Card - UPDATED FOR GLB THUMBNAILS */
.model-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    animation: cardAppear 0.5s ease forwards;
    touch-action: manipulation;
}

.model-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-lg);
}

.model-thumbnail {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--tertiary-bg);
}

@media (min-width: 768px) {
    .model-thumbnail {
        height: 220px;
    }
}

/* GLB Model Thumbnail Container */
.glb-thumbnail-container {
    width: 100%;
    height: 100%;
    position: relative;
    background: var(--secondary-bg);
}

/* GLB Model Viewer in Thumbnail */
.glb-thumbnail-viewer {
    width: 100%;
    height: 100%;
    --progress-bar-color: var(--accent-purple);
    --progress-bar-height: 2px;
}

/* Thumbnail Placeholder */
.thumbnail-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-spiritual);
    color: white;
    font-size: 2.5rem;
}

.model-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--accent-purple);
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    white-space: nowrap;
    z-index: 10;
}

.model-content {
    padding: var(--spacing-lg);
}

.model-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

@media (min-width: 480px) {
    .model-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

.model-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    flex: 1;
    word-break: break-word;
}

.model-category {
    font-size: 0.75rem;
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.1);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-weight: 500;
    white-space: nowrap;
    align-self: flex-start;
}

.model-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.model-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    color: var(--text-dim);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--card-border);
}

.model-meta span {
    margin-right: var(--spacing-sm);
}

.model-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.action-btn {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
    min-height: 44px;
}

.preview-btn {
    background: var(--gradient-spiritual);
    color: white;
}

.preview-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.download-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.download-btn:hover {
    background: var(--card-bg);
    transform: translateY(-2px);
}

/* Skeleton Loading */
.skeleton-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.skeleton {
    background: linear-gradient(90deg, 
        var(--glass-bg) 25%, 
        var(--card-bg) 50%, 
        var(--glass-bg) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-xl);
}

.skeleton:nth-child(2) { animation-delay: 0.2s; }
.skeleton:nth-child(3) { animation-delay: 0.4s; }
.skeleton:nth-child(4) { animation-delay: 0.6s; }

.model-card.skeleton {
    height: 380px;
}

/* Gallery Footer */
.gallery-footer {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.loading-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--text-secondary);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--accent-purple);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.no-results {
    text-align: center;
    color: var(--text-secondary);
    padding: var(--spacing-2xl) 0;
}

.no-results i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.no-results h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.no-results p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Import Section */
.import-section {
    background: var(--secondary-bg);
    border-top: 1px solid var(--card-border);
}

.import-steps {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.step {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    text-align: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

@media (min-width: 768px) {
    .step {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
    }
}

.step:hover {
    transform: translateX(5px);
    border-color: var(--accent-purple);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-spiritual);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.step-example {
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.875rem;
    color: var(--accent-purple);
    margin-top: var(--spacing-md);
    overflow-x: auto;
}

/* Modal - Mobile Optimized */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
    overflow-y: auto;
}

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

.modal-container {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: var(--secondary-bg);
    flex-shrink: 0;
}

.modal-title-section {
    flex: 1;
    min-width: 0;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    word-break: break-word;
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--text-dim);
}

.modal-close {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    flex-shrink: 0;
    margin-left: var(--spacing-sm);
}

.modal-close:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.modal-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

@media (min-width: 992px) {
    .modal-body {
        flex-direction: row;
    }
}

/* Preview Container */
.preview-container {
    position: relative;
    background: var(--primary-bg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 400px;
    flex: 1;
}

@media (min-width: 992px) {
    .preview-container {
        min-height: 600px;
    }
}

#previewViewer {
    width: 100%;
    height: 100%;
    flex: 1;
}

.preview-controls {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    justify-content: center;
    max-width: 90%;
}

.preview-control-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.preview-control-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Preview Sidebar */
.preview-sidebar {
    padding: var(--spacing-lg);
    overflow-y: auto;
    border-top: 1px solid var(--card-border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    flex-shrink: 0;
    max-height: 400px;
}

@media (min-width: 992px) {
    .preview-sidebar {
        border-top: none;
        border-left: 1px solid var(--card-border);
        max-height: none;
        width: 350px;
    }
}

.preview-info {
    flex: 1;
}

.info-section {
    margin-bottom: var(--spacing-xl);
}

.info-section h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.info-grid {
    display: grid;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--card-border);
}

.info-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.info-value {
    color: var(--text-primary);
    font-weight: 500;
    text-align: right;
    word-break: break-word;
    max-width: 60%;
}

.info-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    word-break: break-word;
}

.preview-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.preview-actions .action-btn {
    width: 100%;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    min-height: 54px;
}

.preview-actions .download-btn {
    background: var(--gradient-spiritual);
    color: white;
}

.preview-actions .download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.preview-actions .copy-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.preview-actions .copy-btn:hover {
    background: var(--card-bg);
    transform: translateY(-2px);
}

.preview-actions .share-btn {
    background: var(--accent-teal);
    color: white;
}

.preview-actions .share-btn:hover {
    background: #0da472;
    transform: translateY(-2px);
}

/* Admin Panel - Mobile Optimized */
.admin-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
    overflow-y: auto;
}

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

.admin-container {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.admin-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--card-border);
    background: linear-gradient(90deg, var(--accent-purple), #6d28d9);
    color: white;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.admin-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 2s infinite;
}

.admin-title {
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.admin-subtitle {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-top: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.admin-close {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    color: rgba(255, 255, 255, 0.8);
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.admin-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.admin-body {
    padding: var(--spacing-lg);
    max-height: 60vh;
    overflow-y: auto;
    flex: 1;
}

@media (min-width: 768px) {
    .admin-body {
        padding: var(--spacing-xl);
    }
}

/* Admin Login */
.admin-login {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.login-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-spiritual);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.admin-login h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.admin-login p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.login-form {
    max-width: 400px;
    margin: 0 auto;
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.login-input {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) calc(var(--spacing-lg) * 2.5);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.login-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.form-group i {
    position: absolute;
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    pointer-events: none;
}

.login-btn {
    width: 100%;
    padding: var(--spacing-lg);
    background: var(--gradient-spiritual);
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    min-height: 54px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.login-hint {
    margin-top: var(--spacing-lg);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

.login-hint code {
    background: var(--glass-bg);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    color: var(--accent-purple);
}

/* Admin Dashboard */
.admin-dashboard {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.5s ease 0.1s forwards;
}

.dashboard-tabs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--card-border);
    padding-bottom: var(--spacing-xs);
    overflow-x: auto;
    scrollbar-width: none;
}

.dashboard-tabs::-webkit-scrollbar {
    display: none;
}

@media (min-width: 768px) {
    .dashboard-tabs {
        flex-direction: row;
    }
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
    flex-shrink: 0;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.tab-btn.active {
    color: var(--accent-purple);
}

@media (min-width: 768px) {
    .tab-btn.active::after {
        content: '';
        position: absolute;
        bottom: -9px;
        left: 0;
        width: 100%;
        height: 2px;
        background: var(--accent-purple);
        border-radius: var(--radius-full);
    }
}

.tab-content {
    margin-top: var(--spacing-lg);
}

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-pane.active {
    display: block;
}

/* Admin Forms */
.import-guide {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.import-guide h5 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.import-guide p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9375rem;
}

.form-section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

@media (max-width: 480px) {
    .form-section {
        padding: var(--spacing-lg);
    }
}

.form-section h5 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .form-row {
        flex-direction: row;
    }
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--secondary-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: var(--spacing-xs);
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

@media (min-width: 480px) {
    .form-actions {
        flex-direction: row;
    }
}

.btn-primary {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-spiritual);
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    min-height: 54px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-secondary {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-fast);
    min-height: 54px;
}

.btn-secondary:hover {
    background: var(--card-bg);
    transform: translateY(-2px);
}

/* Import Status */
.import-status {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--tertiary-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
}

.status-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-weight: 500;
}

.spinning {
    animation: spin 1s linear infinite;
}

.status-details {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Models List in Admin */
.models-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .models-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.models-actions {
    display: flex;
    gap: var(--spacing-md);
}

.models-count {
    font-size: 0.875rem;
    color: var(--text-dim);
    font-weight: 500;
}

.models-count span {
    color: var(--accent-purple);
    font-weight: 600;
}

.models-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
    padding-right: var(--spacing-sm);
}

.admin-model-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-fast);
}

.admin-model-item:hover {
    background: var(--card-bg);
    transform: translateX(4px);
    border-color: var(--accent-purple);
}

.model-thumb-small {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--secondary-bg);
    flex-shrink: 0;
}

.model-thumb-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.model-info-small {
    flex: 1;
    min-width: 0;
}

.model-info-small h6 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-info-small span {
    font-size: 0.75rem;
    color: var(--text-dim);
    display: block;
}

.model-actions-small {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.action-btn-small {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    transition: all var(--transition-fast);
}

.action-btn-small:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.action-btn-small.delete-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

/* Security Tab */
.security-info {
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.security-info h5 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.security-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--card-border);
}

@media (min-width: 768px) {
    .security-item {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

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

.security-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.security-label i {
    color: var(--accent-purple);
}

.security-value {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.security-value code {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 0.875rem;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: .4s;
    border-radius: 34px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 3px;
    background-color: var(--text-primary);
    transition: .4s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--accent-purple);
    border-color: var(--accent-purple);
}

input:checked + .toggle-slider:before {
    transform: translateX(28px);
}

/* Status Badge */
.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.security-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

@media (min-width: 480px) {
    .security-actions {
        flex-direction: row;
    }
}

/* Admin Footer */
.admin-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--secondary-bg);
    flex-shrink: 0;
}

.admin-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-dim);
}

.status-ready {
    color: var(--success);
    font-size: 0.75rem;
}

.status-loading {
    color: var(--warning);
    animation: pulse 1s ease-in-out infinite;
}

.btn-logout {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border-color: rgba(239, 68, 68, 0.2);
}

/* Toast Notifications - Mobile Optimized */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: calc(100vw - 40px);
}

.toast {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
    max-width: 400px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.toast.success .toast-icon {
    color: var(--success);
}

.toast.error .toast-icon {
    color: var(--error);
}

.toast.warning .toast-icon {
    color: var(--warning);
}

.toast.info .toast-icon {
    color: var(--info);
}

.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
    word-break: break-word;
}

.toast-close {
    color: var(--text-dim);
    transition: color var(--transition-fast);
    flex-shrink: 0;
    margin-left: var(--spacing-xs);
    padding: 4px;
}

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

/* Floating Action Buttons - Mobile Optimized */
.fab-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    z-index: var(--z-sticky);
}

.fab {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    touch-action: manipulation;
}

.fab.primary {
    background: var(--gradient-spiritual);
    color: white;
}

.fab.primary:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

.fab.secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
}

.fab.secondary.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.fab.secondary:hover {
    background: var(--card-bg);
    transform: translateY(-5px) scale(1.1);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeOut {
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes loading {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes cardAppear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes progressLoad {
    0% {
        width: 0%;
        transform: translateX(-100%);
    }
    50% {
        width: 100%;
        transform: translateX(0);
    }
    100% {
        width: 100%;
        transform: translateX(100%);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .model-card:hover {
        transform: none;
    }
    
    .feature-card:hover {
        transform: none;
    }
    
    .category-card:hover {
        transform: none;
    }
    
    .hero-btn:hover {
        transform: none;
    }
    
    .action-btn:hover {
        transform: none;
    }
    
    .btn-primary:hover, .btn-secondary:hover {
        transform: none;
    }
    
    .fab:hover {
        transform: none !important;
    }
    
    .apk-download-btn:hover {
        transform: none;
    }
    
    .apk-download-link:hover {
        transform: none;
    }
}

/* iOS Safe Areas */
@supports (padding: max(0px)) {
    body, .main-header, .fab-container {
        padding-left: min(0px, env(safe-area-inset-left));
        padding-right: min(0px, env(safe-area-inset-right));
    }
    
    .main-header {
        padding-top: min(var(--spacing-sm), env(safe-area-inset-top));
    }
    
    .fab-container {
        bottom: max(var(--spacing-lg), env(safe-area-inset-bottom));
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --card-border: rgba(255, 255, 255, 0.3);
        --glass-border: rgba(255, 255, 255, 0.3);
    }
    
    .light-theme {
        --card-border: rgba(0, 0, 0, 0.3);
        --glass-border: rgba(0, 0, 0, 0.3);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .loading-icon,
    .progress-fill,
    .floating-card,
    .scroll-indicator,
    .refresh-btn.loading,
    .loading-spinner,
    .spinning {
        animation: none !important;
    }
}

/* Print Styles */
@media print {
    .fab-container,
    .admin-overlay,
    .modal-overlay,
    .apk-modal-overlay,
    .toast-container,
    .loading-screen {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .main-header {
        position: static;
        background: white !important;
        border-bottom: 1px solid #ccc;
    }
    
    .hero-section {
        min-height: auto;
        page-break-after: always;
    }
    
    .model-card {
        break-inside: avoid;
    }
}

/* Enhanced scrolling for APK modal on mobile */
@media (max-width: 768px) {
    .apk-modal-body {
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .apk-instructions {
        max-height: 150px; /* Smaller on mobile */
        padding: var(--spacing-md);
    }
    
    .apk-instructions h5 {
        font-size: 0.9375rem;
        padding-bottom: var(--spacing-xs);
    }
    
    .apk-instructions ol {
        margin-left: var(--spacing-md);
        font-size: 0.875rem;
        line-height: 1.5;
    }
    
    .apk-instructions li {
        margin-bottom: var(--spacing-xs);
    }
}

/* Ensure modal doesn't exceed screen height on very small devices */
@media (max-height: 700px) {
    .apk-modal-container {
        max-height: 85vh;
    }
    
    .apk-icon {
        font-size: 3rem;
        margin-bottom: var(--spacing-md);
    }
    
    .apk-modal-body h4 {
        font-size: 1.25rem;
    }
    
    .apk-info {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .apk-download-link {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
}