/* ========================================
   APPLE SECTION - MODERN DESIGN SYSTEM
   ======================================== */

/* ========== CSS VARIABLES ========== */
:root {
    /* Apple Brand Colors */
    --apple-blue: #0071e3;
    --apple-blue-hover: #0077ed;
    --apple-blue-light: #e3f2fd;
    --apple-dark: #1d1d1f;
    --apple-light: #f5f5f7;
    --apple-gray: #86868b;
    --apple-light-gray: #f5f5f7;
    
    /* Semantic Colors */
    --primary-color: #0071e3;
    --primary-hover: #0077ed;
    --success-color: #34a853;
    --warning-color: #ff9500;
    --error-color: #ff3b30;
    
    /* Neutral Colors */
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --text-tertiary: #a1a1a6;
    --border-color: #e5e7eb;
    --border-light: #f2f2f7;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    
    /* Shadows & Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-normal: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
}

/* ========== HERO SECTION ========== */
.hero {
    background: linear-gradient(135deg, var(--apple-dark) 0%, var(--apple-blue) 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    opacity: 0.95;
    line-height: 1.6;
    margin: 0;
}

/* ========== BASE STYLES ========== */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

.main-content {
    flex: 1;
    padding: var(--spacing-2xl) 0;
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========== SEARCH SECTION ========== */
.search-section {
    background: var(--bg-light);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--border-light);
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.search-title {
    color: var(--apple-dark);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--apple-dark) 0%, var(--apple-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.search-box {
    display: flex;
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.search-box:focus-within {
    box-shadow: var(--shadow-lg);
    border-color: var(--apple-blue);
    transform: translateY(-2px);
}

.search-input {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-xl);
    border: none;
    outline: none;
    font-size: 1rem;
    background: transparent;
    color: var(--text-primary);
    font-family: inherit;
}

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

.search-btn {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-hover) 100%);
    color: white;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
}

.search-btn:hover {
    background: linear-gradient(135deg, var(--apple-blue-hover) 0%, var(--apple-blue) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.search-btn i {
    font-size: 1.1rem;
}

/* ========== NAVIGATION SECTION ========== */
.navigation-section {
    background: var(--bg-white);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--border-light);
}

.page-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.page-header h2 {
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--apple-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex: 1;
    text-align: center;
}

.model-count {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    flex-shrink: 0;
    max-width: 300px;
}

.breadcrumb {
    color: var(--apple-blue);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-weight: 500;
}

.breadcrumb:hover {
    background: var(--apple-blue-light);
    text-decoration: none;
    transform: translateY(-1px);
}

.breadcrumb.active {
    color: var(--text-primary);
    font-weight: 600;
    cursor: default;
}

.breadcrumb-separator {
    color: var(--text-tertiary);
    margin: 0 var(--spacing-xs);
    font-weight: 300;
}

.navigation-buttons {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

/* ========== BUTTON SYSTEM ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: inherit;
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--apple-blue);
    border: 2px solid var(--apple-blue);
    font-weight: 600;
}

.btn-outline:hover {
    background: var(--apple-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-back {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    margin-bottom: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.btn-back:hover {
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white;
    text-decoration: none;
}

.btn-back i {
    font-size: 0.85rem;
}

/* ========== PLATFORMS SECTION ========== */
.platforms-section {
    padding: var(--spacing-lg) 0;
}

/* ========== PLATFORM GRID ========== */
.platforms-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 280px));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    padding: 0 var(--spacing-sm);
    justify-content: center;
}

.platform-card {
    background: linear-gradient(145deg, var(--bg-white) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    border: 1px solid var(--border-light);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-sm);
    height: 100%;
    text-align: center;
    cursor: pointer;
    position: relative;
    max-width: 280px;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--apple-blue), var(--success-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.platform-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--apple-blue);
}

.platform-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.platform-image {
    width: 180px;
    height: 180px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.platform-card:hover .platform-image {
    transform: scale(1.1) rotate(2deg);
    box-shadow: var(--shadow-lg);
}

.platform-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
    padding: var(--spacing-lg);
    box-sizing: border-box;
}

.platform-card:hover .platform-image img {
    transform: scale(1.05);
}

.platform-name {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin: var(--spacing-md) 0;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--apple-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.platform-device-count {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

/* ========== SERIES GRID ========== */
.series-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.series-card {
    background: linear-gradient(145deg, var(--bg-white) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    border: 1px solid var(--border-light);
    overflow: hidden;
    cursor: pointer;
    position: relative;
}

.series-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--apple-blue), var(--success-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.series-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--apple-blue);
}

.series-image-container {
    position: relative;
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.series-card:hover .series-image-container {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.series-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
    padding: var(--spacing-lg);
    box-sizing: border-box;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.series-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    transition: var(--transition-normal);
    text-align: center;
    padding: var(--spacing-lg);
    box-sizing: border-box;
}

.series-info {
    padding: var(--spacing-lg);
    text-align: center;
}

.series-name {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    line-height: 1.3;
}

.series-model-count {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
    font-weight: 500;
}

/* ========== MODELS GRID ========== */
.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.model-card {
    background: linear-gradient(145deg, var(--bg-white) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    border: 1px solid var(--border-light);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.model-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--apple-blue), var(--success-color));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.model-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--apple-blue);
}

.model-image-container {
    position: relative;
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.model-card:hover .model-image-container {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.model-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
    padding: var(--spacing-lg);
    box-sizing: border-box;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.model-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    padding: var(--spacing-lg);
    z-index: 2;
    border-radius: var(--radius-xl);
    transition: var(--transition-normal);
    border: 2px dashed var(--border-color);
}

.model-image-placeholder::before {
    content: '📱';
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.7;
    display: block;
}

.model-image-placeholder.platform-ipad::before {
    content: '💻';
}

.model-image-placeholder.platform-mac::before {
    content: '💻';
}

.model-image-placeholder.platform-watch::before {
    content: '⌚';
}

.model-image-placeholder.platform-appletv::before {
    content: '📺';
}

.model-image-placeholder.platform-homepod::before {
    content: '🔊';
}

.model-image-placeholder.platform-applevision::before {
    content: '🥽';
}

.model-info {
    padding: var(--spacing-lg);
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.model-name {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    line-height: 1.3;
}

.model-identifier {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-family: 'SF Mono', 'Roboto Mono', 'Monaco', monospace;
    margin: 0 0 var(--spacing-md);
    word-break: break-word;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
}

.model-meta {
    margin-top: auto;
    display: flex;
    justify-content: center;
}

.firmware-count-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, var(--apple-blue-light) 0%, #e3f2fd 100%);
    color: var(--apple-blue);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 113, 227, 0.2);
}

.model-card:hover .firmware-count-badge {
    background: linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-hover) 100%);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.firmware-count-badge i {
    font-size: 0.8rem;
}

/* ========== MODEL DETAILS ========== */
.model-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin: var(--spacing-2xl) 0;
    align-items: center;
}

.model-details .model-image-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.model-details .model-info h1 {
    color: var(--text-primary);
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-lg);
}

.model-details .model-identifier {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin: 0 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
}

.stat-item i {
    color: var(--apple-blue);
    font-size: 1.2rem;
}

.stat-value {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ========== FIRMWARE GRID ========== */
.grid-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

/* ========== FIRMWARE CARDS ========== */
.firmware-card {
    background: linear-gradient(145deg, var(--bg-white) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    border: 1px solid var(--border-light);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.firmware-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--success-color), var(--apple-blue));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.firmware-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--shadow-xl);
    border-color: var(--apple-blue);
}

.firmware-card h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    line-height: 1.3;
}

.firmware-card h3 i {
    color: var(--apple-blue);
    font-size: 1.2rem;
}

.firmware-card p {
    color: var(--text-secondary);
    margin: var(--spacing-sm) 0;
    font-size: 0.95rem;
}

.firmware-card .meta {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.firmware-card .status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
}

.firmware-card .status.signed {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    color: var(--success-color);
    border: 1px solid rgba(52, 168, 83, 0.2);
}

.firmware-card .status.unsigned {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: var(--error-color);
    border: 1px solid rgba(255, 59, 48, 0.2);
}

.firmware-card .size {
    color: var(--text-secondary);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.firmware-card .button {
    margin-top: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-hover) 100%);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    width: 100%;
    box-shadow: var(--shadow-sm);
}

.firmware-card .button:hover {
    background: linear-gradient(135deg, var(--apple-blue-hover) 0%, var(--apple-blue) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: white;
}

/* ========== LOADING & ERROR STATES ========== */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
    color: var(--text-secondary);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-light);
    border-radius: 50%;
    border-top-color: var(--apple-blue);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: var(--spacing-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-left: 4px solid var(--error-color);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid rgba(255, 59, 48, 0.2);
}

.error h3 {
    margin-top: 0;
    color: var(--error-color);
    margin-bottom: var(--spacing-md);
}

.error p {
    margin: var(--spacing-sm) 0 var(--spacing-lg);
    color: var(--text-secondary);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1024px) {
    .platforms-row {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .series-grid,
    .models-grid,
    .grid-list {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .search-section {
        padding: var(--spacing-xl) 0;
    }
    
    .search-title {
        font-size: 1.5rem;
    }
    
    .search-input {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 0.95rem;
    }
    
    .search-btn {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .page-header h2 {
        font-size: 1.5rem;
    }
    
    .navigation-buttons {
        width: 100%;
        justify-content: flex-start;
    }
    
    .breadcrumbs {
        font-size: 0.85rem;
    }
    
    .navigation-section {
        padding: var(--spacing-md) 0;
    }
    
    .btn {
        font-size: 0.85rem;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .btn-back {
        font-size: 0.8rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .platforms-row {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-md);
        margin: var(--spacing-xl) 0;
    }
    
    .search-section {
        padding: var(--spacing-lg) 0;
    }
    
    .series-grid,
    .models-grid,
    .grid-list {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: var(--spacing-md);
        margin: var(--spacing-xl) 0;
    }
    
    .search-section {
        padding: var(--spacing-md) 0;
    }
    
    .platform-card,
    .series-card,
    .model-card,
    .firmware-card {
        padding: var(--spacing-lg);
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .platform-image {
        width: 160px;
        height: 160px;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .model-image-container,
    .series-image-container {
        height: 200px;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .firmware-card h3 {
        font-size: 1.2rem;
    }
    
    .model-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .model-details .model-info h1 {
        font-size: 2rem;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
    
    .search-section {
        padding: var(--spacing-sm) 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .platforms-row,
    .series-grid,
    .models-grid,
    .grid-list {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .platform-card,
    .series-card,
    .model-card,
    .firmware-card {
        max-width: 100%;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .search-input,
    .search-btn {
        border-radius: var(--radius-md);
    }
    
    .search-btn {
        min-width: auto;
    }
    
    .search-title {
        font-size: 1.3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .search-title {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn-back {
        font-size: 0.75rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .page-header h2 {
        font-size: 1.25rem;
    }
    
    .navigation-section {
        padding: var(--spacing-sm) 0;
    }
    
    .breadcrumbs {
        font-size: 0.8rem;
    }
    
    .firmware-card h3 {
        font-size: 1.1rem;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Apply animations to cards */
.platform-card,
.series-card,
.model-card,
.firmware-card {
    animation: fadeInUp 0.6s ease-out;
}

.platform-card:nth-child(2) { animation-delay: 0.1s; }
.platform-card:nth-child(3) { animation-delay: 0.2s; }
.platform-card:nth-child(4) { animation-delay: 0.3s; }
.platform-card:nth-child(5) { animation-delay: 0.4s; }
.platform-card:nth-child(6) { animation-delay: 0.5s; }
.platform-card:nth-child(7) { animation-delay: 0.6s; }

/* ========== SECTION TITLES ========== */
.section-title {
    text-align: center;
    color: var(--text-primary);
    font-size: 2.5rem;
    font-weight: 700;
    margin: var(--spacing-md) 0 var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-lg);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--apple-blue), var(--success-color));
    border-radius: 2px;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--apple-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--apple-light-gray);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--apple-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--apple-light-gray);
    font-size: 0.9rem;
}

/* ========== UTILITY CLASSES ========== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

/* ========== SEARCH FUNCTIONALITY ========== */

/* Search Dropdown */
.search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 400px;
    overflow-y: auto;
    margin-top: var(--spacing-xs);
}

.search-dropdown-header {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-light);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.search-results-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.search-dropdown-results {
    max-height: 350px;
    overflow-y: auto;
}

.dropdown-result-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-normal);
    border-bottom: 1px solid var(--border-light);
}

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

.dropdown-result-item:hover {
    background: var(--bg-light);
}

.dropdown-result-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    min-width: 60px;
}

.dropdown-result-image.no-image {
    width: 0;
    min-width: 0;
    border: none;
    background: none;
}

.result-device-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-normal);
}



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

.dropdown-result-main {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    word-break: break-word;
}

.dropdown-result-sub {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.dropdown-result-sub span {
    background: var(--bg-light);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

/* Make search container relative for dropdown positioning */
.search-container {
    position: relative;
}

.search-results {
    padding: var(--spacing-xl) 0;
}

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

.search-header h3 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.search-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.search-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.search-result-card {
    background: linear-gradient(145deg, var(--bg-white) 0%, var(--bg-light) 100%);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-result-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--apple-blue);
}

.result-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--apple-blue) 0%, var(--success-color) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

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

.result-type {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

.result-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    word-break: break-word;
}

.result-details {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.result-details span {
    background: var(--bg-light);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.firmware-info {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.firmware-info span {
    background: var(--apple-blue);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.result-arrow {
    color: var(--text-secondary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

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

.no-results i {
    font-size: 4rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.no-results h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.no-results p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.search-error {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.search-error i {
    font-size: 4rem;
    color: var(--warning-color);
    margin-bottom: var(--spacing-lg);
}

.search-error h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.search-error p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

/* Responsive search results */
@media (max-width: 768px) {
    .search-results-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .search-result-card {
        padding: var(--spacing-md);
    }
    
    .result-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .result-value {
        font-size: 1.1rem;
    }
    
    .search-header h3 {
        font-size: 1.5rem;
    }
    
    /* Mobile dropdown adjustments */
    .search-dropdown {
        max-height: 300px;
    }
    
    .dropdown-result-item {
        padding: var(--spacing-sm);
    }
    
    .dropdown-result-image {
        width: 50px;
        height: 50px;
    }
    

    
    .dropdown-result-main {
        font-size: 0.9rem;
    }
    
    .dropdown-result-sub span {
        font-size: 0.7rem;
        padding: var(--spacing-xs);
    }
}