/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Modern Color System - Inspired by popular design systems */
    --md-primary: #3B82F6;           /* Modern Blue */
    --md-primary-container: #DBEAFE;
    --md-on-primary: #FFFFFF;
    --md-on-primary-container: #1E3A8A;
    
    --md-secondary: #64748B;         /* Slate Gray */
    --md-secondary-container: #F1F5F9;
    --md-on-secondary: #FFFFFF;
    --md-on-secondary-container: #334155;
    
    --md-tertiary: #8B5CF6;         /* Purple */
    --md-tertiary-container: #EDE9FE;
    --md-on-tertiary: #FFFFFF;
    --md-on-tertiary-container: #5B21B6;
    
    --md-error: #EF4444;            /* Red */
    --md-error-container: #FEE2E2;
    --md-on-error: #FFFFFF;
    --md-on-error-container: #991B1B;
    
    --md-success: #10B981;          /* Emerald Green */
    --md-success-container: #D1FAE5;
    --md-on-success: #FFFFFF;
    --md-on-success-container: #065F46;
    
    --md-warning: #F59E0B;          /* Amber */
    --md-warning-container: #FEF3C7;
    --md-on-warning: #FFFFFF;
    --md-on-warning-container: #92400E;
    
    --md-surface: #FFFFFF;
    --md-surface-container: #F8FAFC;
    --md-surface-container-high: #F1F5F9;
    --md-surface-container-highest: #E2E8F0;
    --md-surface-variant: #F1F5F9;
    --md-on-surface: #0F172A;
    --md-on-surface-variant: #475569;
    
    --md-outline: #CBD5E1;
    --md-outline-variant: #E2E8F0;
    
    --md-inverse-surface: #1E293B;
    --md-inverse-on-surface: #F8FAFC;
    --md-inverse-primary: #60A5FA;
    
    /* Dark Mode Colors - Enhanced Modern Dark Theme */
    --md-dark-primary: #3B82F6;      /* Modern Blue */
    --md-dark-primary-container: #1E40AF;
    --md-dark-on-primary: #FFFFFF;
    --md-dark-on-primary-container: #DBEAFE;
    
    --md-dark-secondary: #94A3B8;    /* Light Slate */
    --md-dark-secondary-container: #475569;
    --md-dark-on-secondary: #0F172A;
    --md-dark-on-secondary-container: #F1F5F9;
    
    --md-dark-tertiary: #A78BFA;     /* Light Purple */
    --md-dark-tertiary-container: #7C3AED;
    --md-dark-on-tertiary: #0F172A;
    --md-dark-on-tertiary-container: #EDE9FE;
    
    --md-dark-error: #F87171;        /* Light Red */
    --md-dark-error-container: #DC2626;
    --md-dark-on-error: #0F172A;
    --md-dark-on-error-container: #FEE2E2;
    
    --md-dark-success: #34D399;      /* Light Emerald */
    --md-dark-success-container: #059669;
    --md-dark-on-success: #0F172A;
    --md-dark-on-success-container: #D1FAE5;
    
    --md-dark-warning: #FBBF24;      /* Light Amber */
    --md-dark-warning-container: #D97706;
    --md-dark-on-warning: #0F172A;
    --md-dark-on-warning-container: #FEF3C7;
    
    --md-dark-surface: #0F172A;      /* Slate 900 */
    --md-dark-surface-container: #1E293B;  /* Slate 800 */
    --md-dark-surface-container-high: #334155;  /* Slate 700 */
    --md-dark-surface-container-highest: #475569;  /* Slate 600 */
    --md-dark-surface-variant: #334155;
    --md-dark-on-surface: #F1F5F9;   /* Slate 100 - Better contrast */
    --md-dark-on-surface-variant: #CBD5E1;  /* Slate 300 */
    
    --md-dark-outline: #64748B;      /* Slate 500 */
    --md-dark-outline-variant: #475569;  /* Slate 600 */
    
    --md-dark-inverse-surface: #F8FAFC;
    --md-dark-inverse-on-surface: #1E293B;
    --md-dark-inverse-primary: #3B82F6;
    
    /* Legacy Variables for Compatibility */
    --primary-color: var(--md-primary);
    --secondary-color: var(--md-secondary);
    --error-color: var(--md-error);
    --background-white: var(--md-surface);
    --background-light: var(--md-surface-container);
    --text-primary: var(--md-on-surface);
    --text-secondary: var(--md-on-surface-variant);
    --border-color: var(--md-outline-variant);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-primary: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Material Design Elevation */
    --elevation-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --elevation-2: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    --elevation-3: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
    --elevation-4: 0 14px 28px rgba(0,0,0,0.25), 0 10px 10px rgba(0,0,0,0.22);
    --elevation-5: 0 19px 38px rgba(0,0,0,0.30), 0 15px 12px rgba(0,0,0,0.22);
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--md-on-surface);
    background-color: var(--md-surface);
    transition: var(--transition);
}

body.dark-mode {
    --primary-color: var(--md-dark-primary);
    --secondary-color: var(--md-dark-secondary);
    --error-color: var(--md-dark-error);
    --background-white: var(--md-dark-surface);
    --background-light: var(--md-dark-surface-container);
    --text-primary: var(--md-dark-on-surface);
    --text-secondary: var(--md-dark-on-surface-variant);
    --border-color: var(--md-dark-outline-variant);
    
    background-color: var(--md-dark-surface);
    color: var(--md-dark-on-surface);
}

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

/* Header Styles - Material Design 3 */
.header {
    background-color: var(--md-primary);
    color: var(--md-on-primary);
    position: relative;
    box-shadow: var(--elevation-2);
    position: sticky;
    top: 0;
    z-index: 100;
    min-height: 70px;
    transition: var(--transition);
}

/* Anti-flash loading states */
.nav-loading .header {
    opacity: 0;
}

body:not(.nav-loading) .header {
    opacity: 1;
}

/* Smooth page transitions */
body {
    transition: var(--transition);
}

body.dark-mode .header {
    background-color: var(--md-dark-primary);
    color: var(--md-dark-on-primary);
    box-shadow: var(--elevation-2);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-brand .logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 1.5rem;
    height: 1.5rem;
    max-width: 24px;
    max-height: 24px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.nav-brand h1 {
    color: var(--md-on-primary);
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
}

.logo-subtitle {
    color: var(--md-on-primary-container);
    font-size: 0.9rem;
    font-weight: 300;
    margin-left: var(--spacing-xs);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background-color: transparent;
    transition: var(--transition);
}

body.dark-mode .nav-menu {
    background-color: transparent;
}

.nav-menu.active {
    background-color: var(--md-surface);
    box-shadow: var(--elevation-2);
}

body.dark-mode .nav-menu.active {
    background-color: var(--md-dark-surface);
}

.nav-link {
    text-decoration: none;
    color: var(--md-on-primary);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--md-primary);
    color: var(--md-on-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--md-on-primary);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* WITI AI Button */
.witi-ai-button {
    background: var(--md-primary);
    border: 2px solid var(--md-on-primary);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    font-weight: bold;
    color: var(--md-on-primary);
    margin-left: var(--spacing-md);
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 0.9rem;
}

body.dark-mode .witi-ai-button {
    background: var(--md-dark-primary);
    border-color: var(--md-dark-on-primary);
    color: var(--md-dark-on-primary);
}

.witi-ai-button:hover {
    transform: scale(1.05);
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
}

body.dark-mode .witi-ai-button:hover {
    background: var(--md-dark-primary-container);
    color: var(--md-dark-on-primary-container);
}

/* Mode Toggle Button */
.mode-toggle {
    background: var(--md-on-primary);
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    font-weight: bold;
    color: var(--md-primary);
    margin-left: var(--spacing-md);
    transition: all 0.3s ease;
}

body.dark-mode .mode-toggle {
    background: var(--md-dark-on-primary);
    color: var(--md-dark-on-primary-container);
}

.mode-toggle:hover {
    transform: scale(1.05);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 70px);
    background-color: var(--md-surface);
    transition: var(--transition);
}

body.dark-mode .main-content {
    background-color: var(--md-dark-surface);
}

/* Section Base Styles */
.section {
    padding: var(--spacing-xl) 0;
    background-color: var(--md-surface);
    transition: var(--transition);
}

body.dark-mode .section {
    background-color: var(--md-dark-surface);
}

.section.active {
    display: block;
}

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

.section-title {
    font-family: var(--font-display);
    font-size: 2.2rem;
    color: var(--md-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
}

body.dark-mode .section-title {
    color: var(--md-primary);
}

/* Clickable section titles for navigation */
.section-title.clickable {
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.section-title.clickable:hover {
    color: var(--md-primary-container);
    transform: translateY(-2px);
}

body.dark-mode .section-title.clickable:hover {
    color: var(--md-dark-primary-container);
}

.section-title.clickable::before {
    content: "→";
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: all 0.3s ease;
    font-size: 1.5rem;
    color: var(--md-primary);
}

body.dark-mode .section-title.clickable::before {
    color: var(--md-dark-primary);
}

.section-title.clickable:hover::before {
    opacity: 1;
    right: -25px;
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--md-primary);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--md-on-surface-variant);
    max-width: 600px;
    margin: 0 auto;
}

body.dark-mode .section-subtitle {
    color: var(--md-dark-on-surface-variant);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-container) 100%);
    color: var(--md-on-primary);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl) 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
}

body.dark-mode .hero-section {
    background: linear-gradient(135deg, var(--md-dark-primary) 0%, var(--md-dark-primary-container) 100%);
    color: var(--md-dark-on-primary);
}

.hero-section::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="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    align-items: center;
    position: relative;
    z-index: 1;
    min-height: 80px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    line-height: 1.5;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.hero-visual {
    position: relative;
    height: 120px;
}

.hero-pattern {
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        transparent 40%, 
        rgba(252, 61, 33, 0.2) 50%, 
        transparent 60%),
        linear-gradient(-45deg, 
        transparent 40%, 
        rgba(255, 215, 0, 0.2) 50%, 
        transparent 60%);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.hero-pattern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--md-primary-container) 0%, transparent 70%);
    opacity: 0.3;
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

.featured-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.stat-card {
    background: var(--md-surface);
    border-radius: 8px;
    box-shadow: var(--elevation-1);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
    border-top: 4px solid var(--md-primary);
}

body.dark-mode .stat-card {
    background: var(--md-dark-surface);
    box-shadow: var(--elevation-2);
    border-top-color: var(--md-primary-container);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--elevation-3);
}

/* Enhanced clickable stat cards */
.stat-card.clickable {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.stat-card.clickable::before {
    content: "→";
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 1.2rem;
    color: var(--md-primary);
    opacity: 0;
    transition: all 0.3s ease;
    transform: translateX(-10px);
}

body.dark-mode .stat-card.clickable::before {
    color: var(--md-primary-container);
}

.stat-card.clickable:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.stat-card.clickable:hover {
    transform: translateY(-8px);
    box-shadow: var(--elevation-4);
    border-top-color: var(--md-primary-container);
}

body.dark-mode .stat-card.clickable:hover {
    border-top-color: var(--md-primary);
    box-shadow: var(--elevation-5);
}

.stat-card.clickable:active {
    transform: translateY(-6px);
    transition: transform 0.1s ease;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--md-primary);
    margin-bottom: var(--spacing-xs);
}

body.dark-mode .stat-number {
    color: var(--md-primary-container);
}

.stat-label {
    font-size: 1rem;
    color: var(--md-on-surface-variant);
}

body.dark-mode .stat-label {
    color: var(--md-dark-on-surface-variant);
}

/* Latest Items Section */
.latest-items-section {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    background: var(--md-surface);
    border-radius: 8px;
    box-shadow: var(--elevation-1);
    border-top: 4px solid var(--md-primary);
}

body.dark-mode .latest-items-section {
    background: var(--md-dark-surface);
    box-shadow: var(--elevation-2);
    border-top-color: var(--md-primary-container);
}

.latest-items-section .section-header {
    margin-bottom: var(--spacing-lg);
}

.latest-items-section .section-title {
    color: var(--md-primary);
    font-size: 2rem;
}

body.dark-mode .latest-items-section .section-title {
    color: var(--md-primary-container);
}

.latest-items-section .section-subtitle {
    color: var(--md-on-surface-variant);
}

body.dark-mode .latest-items-section .section-subtitle {
    color: var(--md-dark-on-surface-variant);
}

.latest-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.tab-button {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--md-primary);
    background: transparent;
    color: var(--md-primary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

body.dark-mode .tab-button {
    border-color: var(--md-primary-container);
    color: var(--md-primary-container);
}

.tab-button:hover {
    background: var(--md-primary);
    color: var(--md-on-primary);
}

body.dark-mode .tab-button:hover {
    background: var(--md-primary-container);
    color: var(--md-on-primary);
}

.tab-button.active {
    background: var(--md-primary);
    color: var(--md-on-primary);
}

body.dark-mode .tab-button.active {
    background: var(--md-primary-container);
    color: var(--md-on-primary);
}

.latest-content {
    position: relative;
}

.latest-grid {
    display: none;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.latest-grid.active {
    display: grid;
}

.latest-grid .loading-card {
    background: var(--md-surface-container);
    color: var(--md-on-surface);
    border: 1px solid #DDD;
    grid-column: 1 / -1;
    border-radius: 8px;
    padding: var(--spacing-lg);
}

body.dark-mode .latest-grid .loading-card {
    background: var(--md-dark-surface);
    color: var(--md-dark-on-surface-variant);
    border-color: var(--md-dark-outline-variant);
}

/* Button Styles - Material Design 3 */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    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-primary {
    background-color: var(--md-primary);
    color: var(--md-on-primary);
    box-shadow: var(--elevation-1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--elevation-2);
    background-color: var(--md-primary-container);
}

.btn-secondary {
    background-color: transparent;
    color: var(--md-on-primary);
    border: 2px solid var(--md-on-primary);
}

.btn-secondary:hover {
    background-color: var(--md-on-primary);
    color: var(--md-primary);
}

.btn-filter {
    background: var(--md-primary);
    color: var(--md-on-primary);
    font-size: 0.9rem;
    padding: var(--spacing-xs) var(--spacing-md);
}

.btn-filter:hover {
    background: var(--md-primary-container);
}

.btn-filter.active {
    background: var(--md-primary-container);
}

/* Filter Styles */
.tools-filters,
.news-filters,
.prompts-filters {
    background: var(--md-surface);
    border-radius: 8px;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--elevation-1);
    border-top: 4px solid var(--md-primary);
}

body.dark-mode .tools-filters,
body.dark-mode .news-filters,
body.dark-mode .prompts-filters {
    background: var(--md-dark-surface);
    box-shadow: var(--elevation-2);
    border-top-color: var(--md-primary-container);
}

.filter-group {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.search-input,
.category-select,
.source-select {
    padding: var(--spacing-sm);
    border: 2px solid #DDD;
    border-radius: 8px;
    font-size: 1rem;
    min-width: 200px;
    transition: border-color 0.3s ease;
    background: var(--md-surface);
    color: var(--md-on-surface);
}

body.dark-mode .search-input,
body.dark-mode .category-select,
body.dark-mode .source-select {
    background: var(--md-dark-surface);
    color: var(--md-dark-on-surface);
    border-color: var(--md-dark-outline-variant);
}

.search-input:focus,
.category-select:focus,
.source-select:focus {
    outline: none;
    border-color: var(--md-primary);
}

body.dark-mode .search-input:focus,
body.dark-mode .category-select:focus,
body.dark-mode .source-select:focus {
    border-color: var(--md-dark-primary);
}

/* Grid Styles */
.tools-grid,
.news-grid,
.prompts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* Card Styles - Material Design 3 */
.tool-card,
.news-card,
.prompt-card {
    background: linear-gradient(135deg, var(--md-surface) 0%, var(--md-surface-container) 100%);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--elevation-2);
    transition: all 0.3s ease;
    border: 1px solid var(--md-outline-variant);
    border-top: 4px solid var(--md-primary);
    position: relative;
    overflow: hidden;
}

.tool-card::before,
.news-card::before,
.prompt-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--md-primary) 0%, var(--md-primary-container) 100%);
    z-index: 1;
}

body.dark-mode .tool-card,
body.dark-mode .news-card,
body.dark-mode .prompt-card {
    background: linear-gradient(135deg, var(--md-dark-surface) 0%, var(--md-dark-surface-container) 100%);
    box-shadow: var(--elevation-3);
    border: 1px solid var(--md-dark-outline-variant);
    border-top: 4px solid var(--md-dark-primary);
}

body.dark-mode .tool-card::before,
body.dark-mode .news-card::before,
body.dark-mode .prompt-card::before {
    background: linear-gradient(90deg, var(--md-dark-primary) 0%, var(--md-dark-primary-container) 100%);
}

.tool-card:hover,
.news-card:hover,
.prompt-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--elevation-4);
    border-color: var(--md-primary);
}

body.dark-mode .tool-card:hover,
body.dark-mode .news-card:hover,
body.dark-mode .prompt-card:hover {
    border-color: var(--md-dark-primary);
    box-shadow: var(--elevation-5);
}

.tool-card h3,
.news-card h3,
.prompt-card h3 {
    color: var(--md-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.4rem;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

body.dark-mode .tool-card h3,
body.dark-mode .news-card h3,
body.dark-mode .prompt-card h3 {
    color: var(--md-dark-primary);
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.tool-card p,
.news-card p,
.prompt-card p {
    color: var(--md-on-surface);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
    font-weight: 400;
}

body.dark-mode .tool-card p,
body.dark-mode .news-card p,
body.dark-mode .prompt-card p {
    color: var(--md-dark-on-surface);
}

.tool-card .category,
.news-card .source,
.prompt-card .category {
    background: var(--md-primary);
    color: var(--md-on-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

body.dark-mode .tool-card .category,
body.dark-mode .news-card .source,
body.dark-mode .prompt-card .category {
    background: var(--md-dark-primary);
    color: var(--md-dark-on-primary);
    box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

.tool-card .featured,
.prompt-card .featured {
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    margin-left: var(--spacing-xs);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

body.dark-mode .tool-card .featured,
body.dark-mode .prompt-card .featured {
    background: var(--md-dark-primary-container);
    color: var(--md-dark-on-primary-container);
    box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

.tool-card .actions,
.prompt-card .actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.tool-card .btn-visit,
.prompt-card .btn-copy {
    background: var(--md-primary);
    color: var(--md-on-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tool-card .btn-visit:hover,
.prompt-card .btn-copy:hover {
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

body.dark-mode .tool-card .btn-visit,
body.dark-mode .prompt-card .btn-copy {
    background: var(--md-dark-primary);
    color: var(--md-dark-on-primary);
    box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

body.dark-mode .tool-card .btn-visit:hover,
body.dark-mode .prompt-card .btn-copy:hover {
    background: var(--md-dark-primary-container);
    color: var(--md-dark-on-primary-container);
    box-shadow: 0 4px 8px rgba(0,0,0,0.5);
}

/* News and Prompts Meta Information */
.news-meta,
.prompt-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.news-meta .date {
    font-size: 0.85rem;
    color: var(--md-on-surface-variant);
    opacity: 0.8;
}

body.dark-mode .news-meta .date {
    color: var(--md-dark-on-surface-variant);
}

.news-meta .source {
    background: var(--md-primary);
    color: var(--md-on-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

body.dark-mode .news-meta .source {
    background: var(--md-primary-container);
}

.prompt-meta {
    flex-wrap: wrap;
}

/* Enhanced button states */
.btn-copy {
    transition: all 0.3s ease;
}

.btn-copy.copied {
    background: var(--md-primary-container) !important;
    transform: scale(1.05);
}

.loading-card {
    background: var(--md-surface);
    border-radius: 8px;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--md-on-surface-variant);
    font-size: 1.1rem;
    box-shadow: var(--elevation-1);
    grid-column: 1 / -1;
    border-top: 4px solid var(--md-primary);
}

body.dark-mode .loading-card {
    background: var(--md-dark-surface);
    color: var(--md-dark-on-surface-variant);
    box-shadow: var(--elevation-2);
    border-top-color: var(--md-primary-container);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.pagination button {
    padding: var(--spacing-xs) var(--spacing-md);
    border: 2px solid var(--md-primary);
    background: var(--md-surface);
    color: var(--md-primary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

body.dark-mode .pagination button {
    background: var(--md-dark-surface);
    color: var(--md-primary-container);
    border-color: var(--md-primary-container);
}

.pagination button:hover {
    background: var(--md-primary);
    color: var(--md-on-primary);
}

body.dark-mode .pagination button:hover {
    background: var(--md-primary-container);
    color: var(--md-on-primary);
}

.pagination button.active {
    background: var(--md-primary);
    color: var(--md-on-primary);
}

body.dark-mode .pagination button.active {
    background: var(--md-primary-container);
    color: var(--md-on-primary);
}

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

/* Footer - Material Design 3 */
.footer {
    background-color: var(--md-dark-surface);
    color: var(--md-on-surface);
    text-align: center;
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    border-top: 1px solid var(--md-outline-variant);
}

body.dark-mode .footer {
    background-color: var(--md-dark-surface);
    color: var(--md-dark-on-surface);
    border-top-color: var(--md-dark-outline-variant);
}

/* Future Embrace Footer Styles */
.future-embrace-footer {
    background-color: var(--md-dark-surface);
    color: var(--md-on-surface);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    border-top: 3px solid var(--md-primary-container);
}

body.dark-mode .future-embrace-footer {
    background-color: var(--md-dark-surface);
    color: var(--md-dark-on-surface);
    border-top-color: var(--md-dark-primary-container);
}

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

.future-embrace-footer .footer-branding {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.future-embrace-footer .footer-logo {
    height: 40px;
    width: auto;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.future-embrace-footer .footer-text {
    font-weight: 500;
    font-size: 1rem;
}

.future-embrace-footer .footer-year {
    font-size: 0.9rem;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .future-embrace-footer .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .future-embrace-footer .footer-branding {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .future-embrace-footer .footer-logo {
        height: 35px;
    }
}

/* Loading Spinner */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--md-primary-container);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

body.dark-mode .spinner {
    border-color: var(--md-dark-surface-container);
    border-top-color: var(--md-dark-primary-container);
}

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

.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--md-primary);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--elevation-2);
    }
    
    body.dark-mode .nav-menu {
        background: var(--md-dark-surface);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        min-height: 60px;
        gap: var(--spacing-xs);
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        height: 100px;
    }
    
    .featured-stats {
        grid-template-columns: 1fr;
        margin-top: var(--spacing-xs);
    }
    
    .tools-grid,
    .news-grid,
    .prompts-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-input,
    .category-select,
    .source-select {
        min-width: unset;
    }
    
    .hero-visual {
        height: 250px;
    }
    
    .witi-ai-button,
    .mode-toggle {
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
    
    .logo-icon {
        width: 1.25rem;
        height: 1.25rem;
        max-width: 20px;
        max-height: 20px;
    }
}

/* Admin Dashboard Styles - Material Design 3 */
.admin-section {
    min-height: 100vh;
    background: var(--md-surface);
    transition: var(--transition);
}

body.dark-mode .admin-section {
    background: var(--md-dark-surface);
}

.admin-header {
    background: var(--md-primary);
    color: var(--md-on-primary);
    padding: 1.5rem 0;
    box-shadow: var(--elevation-2);
}

body.dark-mode .admin-header {
    background: var(--md-dark-primary);
    color: var(--md-dark-on-primary);
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.admin-stats .stat-card {
    background: var(--md-surface);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--elevation-1);
    transition: var(--transition);
    border: 1px solid var(--md-outline-variant);
}

body.dark-mode .admin-stats .stat-card {
    background: var(--md-dark-surface-container);
    border-color: var(--md-dark-outline-variant);
}

.admin-stats .stat-card:hover {
    box-shadow: var(--elevation-2);
    transform: translateY(-2px);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--md-primary);
}

body.dark-mode .stat-icon {
    color: var(--md-dark-primary);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--md-on-surface);
    margin-bottom: var(--spacing-xs);
}

body.dark-mode .stat-number {
    color: var(--md-dark-on-surface);
}

.stat-label {
    font-size: 1rem;
    color: var(--md-on-surface-variant);
}

body.dark-mode .stat-label {
    color: var(--md-dark-on-surface-variant);
}

.admin-content {
    padding: 2rem 0;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.admin-card {
    background: var(--md-surface);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--elevation-1);
    transition: var(--transition);
    border: 1px solid var(--md-outline-variant);
}

body.dark-mode .admin-card {
    background: var(--md-dark-surface-container);
    border-color: var(--md-dark-outline-variant);
}

.admin-card:hover {
    box-shadow: var(--elevation-2);
    transform: translateY(-2px);
}

.card-header {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--md-outline-variant);
}

body.dark-mode .card-header {
    border-bottom-color: var(--md-dark-outline-variant);
}

.card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--md-on-surface);
    margin: 0;
}

body.dark-mode .card-header h3 {
    color: var(--md-dark-on-surface);
}

.card-content {
    color: var(--md-on-surface);
}

body.dark-mode .card-content {
    color: var(--md-dark-on-surface);
}

/* Login Styles - Material Design 3 */
.login-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-container) 100%);
    padding: 1rem;
    transition: var(--transition);
}

body.dark-mode .login-section {
    background: linear-gradient(135deg, var(--md-dark-primary) 0%, var(--md-dark-primary-container) 100%);
}