.today-section,
.technology-section,
.spotlight-video,
.public-posts,
.promo-banner,
.more-news {
    background: #f4f5f7;
    padding: 4rem 0;
}

.section-headline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.section-headline h3 {
    margin-bottom: 0.35rem;
}

.section-headline p {
    margin: 0;
    color: var(--text-secondary);
}

.section-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tab-btn {
    border: 1px solid rgba(15, 23, 42, 0.15);
    background: white;
    color: var(--text-secondary);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.today-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.news-card,
.article-card,
.product-card {
    background: white;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.news-card.wide {
    grid-column: span 2;
}

.news-card img,
.article-image img,
.product-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.news-card-body,
.article-content,
.product-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.news-card-body p,
.article-excerpt,
.product-description {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
}

.news-tag {
    align-self: flex-start;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: #f43f5e;
    color: white;
    font-weight: 600;
}

.news-tag.alt { background: #0ea5e9; }
.news-tag.art { background: #ec4899; }
.news-tag.sport { background: #f97316; }
.news-tag.business { background: #0f766e; }
.news-tag.latest { background: #ef4444; }

.technology-section .tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.mini-card {
    display: flex;
    gap: 1rem;
    background: white;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(15, 23, 42, 0.08);
    padding: 0.75rem;
    align-items: center;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.mini-card img {
    width: 90px;
    height: 70px;
    border-radius: var(--border-radius);
    object-fit: cover;
}

.mini-card span {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.mini-card h4 {
    margin: 0.25rem 0 0;
    font-size: 0.95rem;
}

.spotlight-columns {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 2rem;
}

.spotlight-list {
    background: #0f172a;
    color: white;
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    box-shadow: 0 25px 45px rgba(15, 23, 42, 0.4);
}

.spotlight-list ul {
    list-style: none;
    margin: 1.5rem 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.spotlight-list li {
    display: flex;
    gap: 1rem;
}

.spotlight-list li span {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.spotlight-video-card {
    background: white;
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 25px 45px rgba(15, 23, 42, 0.1);
    overflow: hidden;
}

.video-thumb {
    position: relative;
}

.video-thumb img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 15px 25px rgba(15, 23, 42, 0.2);
}

.video-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.public-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.promo-card {
    background: linear-gradient(120deg, #ef4444, #f97316);
    border-radius: var(--border-radius-xl);
    color: white;
    padding: 2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 25px 45px rgba(239, 68, 68, 0.3);
}

.promo-card button {
    background: white;
    color: #ef4444;
}

.more-news-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.stack-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 1rem;
    background: white;
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    padding: 1rem;
    box-shadow: 0 15px 35px rgba(15, 23, 42, 0.08);
    margin-bottom: 1.25rem;
}

.stack-card img {
    width: 140px;
    height: 100%;
    border-radius: var(--border-radius-lg);
    object-fit: cover;
}

.stack-card p {
    margin: 0.5rem 0 0.75rem;
    color: var(--text-secondary);
}

.news-column .full-width {
    width: 100%;
    margin-top: 1rem;
}

.news-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.subscribe-card,
.featured-photos,
.ad-card {
    background: white;
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    padding: 1.5rem;
    box-shadow: 0 15px 35px rgba(15, 23, 42, 0.08);
}

.subscribe-card input {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(15, 23, 42, 0.1);
    margin: 1rem 0;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-top: 1rem;
}

.photo-grid img {
    width: 100%;
    border-radius: var(--border-radius);
    object-fit: cover;
}

.ad-card {
    text-align: center;
    background: linear-gradient(150deg, #0ea5e9, #34d399);
    color: white;
}

.ad-card button {
    margin-top: 0.75rem;
    padding: 0.5rem 1.5rem;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    background: white;
    color: #0ea5e9;
    font-weight: 600;
}

.today-section .news-card.wide img {
    height: 240px;
}

.news-card.wide .news-card-body {
    gap: 0.75rem;
}
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #7c3aed;
    --primary-dark: #6d28d9;
    --primary-light: #a78bfa;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --bg-primary: #fefefe;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-light: #cbd5e1;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.15);
    
    --glow-primary: 0 0 20px rgba(124, 58, 237, 0.2);
    --glow-secondary: 0 0 20px rgba(6, 182, 212, 0.2);
    --glow-accent: 0 0 20px rgba(245, 158, 11, 0.2);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    --font-family-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
    font-family: var(--font-family-primary);
    background: #f4f5f7;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(124, 58, 237, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(245, 158, 11, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Section Styling */
section {
    position: relative;
    padding: 4rem 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    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: var(--transition);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
    border: 1px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--glow-primary);
    filter: brightness(1.1);
}

.btn-outline {
    background: var(--bg-card);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(10px);
}

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

/* Header & Navigation */
/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 0.85rem 0;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
.top-bar {
    background: #0f172a;
    color: white;
    font-size: 0.9rem;
    padding: 0.5rem 0;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.top-pill {
    display: inline-flex;
    padding: 0.2rem 0.75rem;
    border-radius: 999px;
    background: #f43f5e;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.top-bar-right {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.top-bar-right span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    box-shadow: var(--glow-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.6), rgba(6, 182, 212, 0.6));
    transition: var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-pill {
    padding: 0.5rem 1.25rem;
    border-radius: 999px;
    border: 1px solid rgba(15, 23, 42, 0.15);
    background: transparent;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.nav-pill:hover {
    border-color: var(--text-primary);
}

.nav-cta {
    box-shadow: 0 8px 22px rgba(124, 58, 237, 0.25);
}

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

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 75vh;
    display: flex;
    align-items: flex-end;
    padding: 7rem 2rem 4rem;
    color: white;
    overflow: hidden;
}

.hero-banner {
    background: url('https://images.unsplash.com/photo-1501785888041-af3ef285b470?w=1400&auto=format&fit=crop&crop=entropy') center/cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.6));
}

.hero-inner {
    position: relative;
    max-width: 760px;
    z-index: 1;
    margin: 0 auto;
}

.hero-category {
    display: inline-flex;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: #f43f5e;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
}

.hero-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.meta-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.meta-profile img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    object-fit: cover;
}

.meta-profile p {
    margin: 0;
    font-weight: 600;
}

.meta-profile span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.hero-outline {
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
    background: transparent;
}

.hero-outline:hover {
    border-color: white;
    color: #0f172a;
    background: white;
}

/* Hero Featured Row */
.hero-featured {
    background: var(--bg-secondary);
    padding: 2.5rem 0 3rem;
    box-shadow: inset 0 1px 0 rgba(15, 23, 42, 0.05);
}

.hero-featured-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.hero-featured-head h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.hero-arrows {
    display: flex;
    gap: 0.5rem;
}

.arrow-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.arrow-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.hero-featured-grid {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    padding-bottom: 0.5rem;
}

.featured-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    min-width: 260px;
    max-width: 320px;
    scroll-snap-align: start;
    cursor: pointer;
}

.featured-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.featured-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.featured-card h4 {
    margin: 1rem 1rem 0.5rem;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.featured-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.featured-card {
    position: relative;
}

.featured-tag.politics { background: #ef4444; }
.featured-tag.arts { background: #ec4899; }
.featured-tag.business { background: #0ea5e9; }
.featured-tag.latest { background: #f97316; }

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-tertiary);
    padding: 0 1rem 1rem;
}

/* Search Section */
.search-section {
    background: #f4f5f7;
}

.search-container {
    max-width: 800px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-xl);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    padding: 2.5rem;
}

.search-bar {
    display: flex;
    align-items: center;
    background: rgba(244, 245, 247, 0.8);
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 0.75rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.search-bar:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
    background: #ffffff;
}

.search-icon {
    color: var(--text-tertiary);
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.search-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

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

.search-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.search-btn:hover {
    transform: scale(1.03);
    box-shadow: var(--glow-primary);
}

.category-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
}

.category-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

/* Hero Signal Strip */
.signal-strip {
    padding: 3rem 0;
    background: #f4f5f7;
}

.signal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.signal-pill {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    padding: 1.25rem 1.5rem;
    border-radius: var(--border-radius-xl);
    color: var(--text-primary);
    font-size: 0.95rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-height: 120px;
    box-shadow: 0 15px 40px rgba(15, 23, 42, 0.08);
}

.signal-pill span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary-color);
}

.signal-pill small {
    color: var(--text-tertiary);
}

/* Discovery Lab */
.discovery-lab {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.95) 0%, var(--bg-secondary) 100%);
    padding-top: 5rem;
}

.search-headline {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    color: white;
}

.search-headline h3 {
    font-size: 1.6rem;
    color: white;
}

.search-headline p {
    color: rgba(226, 232, 240, 0.8);
    margin-bottom: 0;
}

.lab-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
    justify-content: center;
}

.lab-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 0.85rem;
}

.lab-tag i {
    color: var(--accent-color);
}

.discovery-lab .search-bar {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(15, 23, 42, 0.2);
}

.discovery-lab .search-input {
    color: white;
}

.discovery-lab .search-input::placeholder {
    color: rgba(226, 232, 240, 0.6);
}

.discovery-lab .category-btn {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(226, 232, 240, 0.85);
    border-color: rgba(255, 255, 255, 0.2);
}

.discovery-lab .category-btn:hover,
.discovery-lab .category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

/* Spotlight Grid */
.spotlight-grid {
    background: #f4f5f7;
}

.spotlight-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.spotlight-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.spotlight-card.gradient-card {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.95), rgba(6, 182, 212, 0.9));
    color: white;
}

.spotlight-card.gradient-card p {
    color: rgba(255, 255, 255, 0.9);
}

.hero-spotlight {
    grid-row: span 2;
    min-height: 100%;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
}

.spotlight-card .card-header i {
    font-size: 1.4rem;
    color: var(--primary-color);
}

.pill {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pill-primary { background: rgba(124, 58, 237, 0.1); color: var(--primary-color); }
.pill-secondary { background: rgba(6, 182, 212, 0.1); color: var(--secondary-color); }
.pill-neutral { background: rgba(148, 163, 184, 0.2); color: var(--text-primary); }

.spotlight-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.spotlight-list li {
    display: flex;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.spotlight-list i {
    color: var(--success-color);
    margin-top: 0.3rem;
}

.text-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.text-link:hover {
    color: var(--primary-dark);
}

.mosaic-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.mosaic-grid div {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    border: 1px solid var(--border-color);
}

.mosaic-grid span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-tertiary);
}

.btn-glow {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.15);
}

.btn-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-tertiary);
}

/* Articles Section */
.featured-articles {
    background: #f4f5f7;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.article-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

.article-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.article-content {
    padding: 1.5rem;
}

.article-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.article-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.article-excerpt {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.article-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-readtime {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Products Section */
.products-section {
    background: #f4f5f7;
}

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

/* Timeline */
.timeline-section {
    background: #f4f5f7;
}

.timeline {
    position: relative;
    padding-left: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
}

.timeline-item {
    position: relative;
    padding-left: 1.5rem;
}

.timeline-dot {
    position: absolute;
    left: -1.45rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid white;
    box-shadow: var(--glow-primary);
}

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.timeline-card h4 {
    margin-bottom: 0.5rem;
}

.timeline-card p {
    margin-bottom: 0.75rem;
}

.timeline-meta {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.product-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
}

.product-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 600;
}

.product-content {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    display: flex;
    gap: 0.25rem;
}

.star {
    color: var(--warning-color);
}

.rating-text {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.product-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--success-color);
}

/* Platforms Section */
.platforms-section {
    background: #f4f5f7;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.platform-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.05), transparent);
    transition: var(--transition);
}

.platform-card:hover::before {
    left: 100%;
}

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

.platform-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.platform-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.platform-info h3 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.platform-category {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.platform-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.platform-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
}

.platform-score {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.score {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--success-color);
}

/* Newsletter Section */
.newsletter {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    margin: 0 auto;
    max-width: 1100px;
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.newsletter-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.newsletter-input {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    min-width: 300px;
    transition: var(--transition);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

/* Media Hub */
.media-hub {
    background: #f4f5f7;
    color: var(--text-primary);
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.media-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.media-card h3 {
    color: var(--text-primary);
}

.media-card p {
    color: var(--text-secondary);
}

.media-card ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.media-card li i {
    color: var(--success-color);
    margin-right: 0.4rem;
}

.video-card {
    border-color: rgba(124, 58, 237, 0.3);
}

/* About Section */
.about-section {
    background: #f4f5f7;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.tech-icons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 300px;
}

.tech-icons i {
    font-size: 3rem;
    color: var(--primary-color);
    transition: var(--transition);
    animation: pulse 2s ease-in-out infinite;
}

.tech-icons i:hover {
    color: var(--secondary-color);
    transform: scale(1.2);
}

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

/* Contact Section */
.contact-section {
    background: #f4f5f7;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
    width: 20px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--glow-primary);
}

.contact-form {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.1);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.page-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.page-btn:hover,
.page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Footer */
.footer {
    background: #ffffff;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: #ffffff;
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
        border-top: 1px solid rgba(15, 23, 42, 0.08);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .nav-menu .nav-link {
        color: var(--text-primary);
    }

    .nav-actions {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-meta {
        flex-direction: column;
        align-items: center;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-featured-grid,
    .today-grid,
    .tech-grid,
    .public-grid,
    .photo-grid,
    .more-news-grid,
    .spotlight-columns {
        grid-template-columns: 1fr;
    }

    .news-card.wide {
        grid-column: auto;
    }

    .signal-grid,
    .spotlight-layout,
    .media-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 1rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }

    .newsletter-input {
        min-width: 100%;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .articles-grid,
    .products-grid,
    .platforms-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .category-filters {
        gap: 0.5rem;
    }

    .category-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    .search-bar {
        padding: 0.6rem;
    }

    .search-input {
        font-size: 0.9rem;
    }
}

/* Article Detail Page */
.article-detail-page {
    padding: 6rem 0 4rem;
    min-height: 100vh;
    background: #f4f5f7;
}

/* Article Detail Section */
.article-detail {
    padding: 6rem 0 4rem;
}

.reading-progress {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(124, 58, 237, 0.15);
    z-index: 900;
}

.reading-progress span {
    display: block;
    height: 100%;
    width: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: width 0.1s ease-out;
}

.article-breadcrumb {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 1rem;
}

.article-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.article-breadcrumb span {
    color: var(--text-tertiary);
}

.article-detail-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 1.5rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--border-radius-xl);
    background: #ffffff;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.article-detail-actions {
    display: flex;
    gap: 1rem;
}

.article-detail-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    background: none;
    border: none;
    box-shadow: none;
    margin: 0;
    max-width: 100%;
}

.article-hero-card {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    min-height: 420px;
    box-shadow: 0 25px 45px rgba(15, 23, 42, 0.2);
}

.article-hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.article-image-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-size: 4rem;
}

.article-hero-overlay {
    position: absolute;
    inset: 0;
    padding: 3rem;
    background: linear-gradient(180deg, rgba(5, 5, 11, 0.1), rgba(5, 5, 11, 0.85));
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 1rem;
}

.article-detail-category {
    display: inline-flex;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.2);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-detail-title {
    font-size: 2.75rem;
    margin: 0;
}

.article-detail-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
}

.article-detail-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.article-body-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
    gap: 2rem;
}

.article-main {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 25px 45px rgba(15, 23, 42, 0.12);
}

.article-detail-excerpt {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    font-style: italic;
}

.article-full-content {
    color: var(--text-primary);
    line-height: 1.8;
}

.article-insights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.insight-card {
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    background: #f8f9fb;
}

.insight-card span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
}

.insight-card strong {
    display: block;
    margin-top: 0.35rem;
    color: var(--text-primary);
}

.insight-card p {
    margin: 0.35rem 0 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.article-highlight-list {
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 18px;
    padding: 1.75rem;
    background: #ffffff;
    margin-bottom: 1.5rem;
}

.article-highlight-list h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.article-highlight-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.article-highlight-list li {
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.article-highlight-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    position: absolute;
    left: 0;
    top: 0.55rem;
}

.article-quote-card {
    border-left: 4px solid var(--primary-color);
    background: linear-gradient(120deg, rgba(124, 58, 237, 0.08), rgba(6, 182, 212, 0.08));
    border-radius: 18px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.article-quote-card i {
    color: var(--primary-color);
    font-size: 1.4rem;
}

.article-quote-card p {
    font-size: 1.15rem;
    font-weight: 500;
    margin: 0.75rem 0;
    color: var(--text-primary);
}

.article-quote-card span {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.article-full-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    position: relative;
}

.article-full-content h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--secondary-color);
}

.article-full-content p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.article-full-content ul,
.article-full-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
    color: var(--text-secondary);
}

.article-full-content li {
    margin-bottom: 0.5rem;
}

.article-full-content blockquote {
    background: var(--bg-secondary);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
    color: var(--text-primary);
}

.article-full-content code {
    background: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-family: var(--font-family-mono);
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.article-full-content pre {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.article-full-content pre code {
    background: none;
    padding: 0;
    color: var(--text-primary);
}

.article-share-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 16px;
    background: #f8f9fb;
    margin: 2rem 0;
    gap: 1rem;
}

.article-chapter-nav {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.article-chapter-nav .chip {
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(15, 23, 42, 0.15);
    background: white;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
}

.article-chapter-nav .chip:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.article-callout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 20px;
    background: linear-gradient(120deg, rgba(124, 58, 237, 0.08), rgba(6, 182, 212, 0.08));
    margin: 2rem 0;
    gap: 1rem;
}

.article-callout p {
    margin: 0;
    font-weight: 600;
}

.article-callout span {
    color: var(--text-secondary);
}

.article-share-panel p {
    margin: 0;
    font-weight: 600;
    color: var(--text-primary);
}

.article-share-panel span {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.share-icons {
    display: flex;
    gap: 0.5rem;
}

.share-icons button {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.15);
    background: white;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.share-icons button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.article-tags {
    background: #f8f9fb;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 16px;
    padding: 1.5rem;
}

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 20px;
    padding: 1.75rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
}

.trending-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.trending-list li {
    padding: 1rem 1.25rem;
    border-radius: 16px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    cursor: pointer;
    transition: var(--transition);
}

.trending-list li:hover {
    border-color: var(--primary-color);
    box-shadow: 0 15px 25px rgba(15, 23, 42, 0.12);
}

.trending-list span {
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.trending-list h5 {
    margin: 0.35rem 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.trending-list p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.sidebar-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(15, 23, 42, 0.15);
    margin-bottom: 0.75rem;
}

.sidebar-form button {
    width: 100%;
}

.article-detail-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .article-detail-nav {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .article-hero-overlay {
        padding: 2rem;
    }

    .article-body-grid {
        grid-template-columns: 1fr;
    }

    .article-main {
        padding: 1.75rem;
    }
}

.article-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.article-navigation .btn {
    flex: 1;
    max-width: 300px;
}

.prev-article {
    text-align: left;
}

.next-article {
    text-align: right;
}

.article-navigation .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.article-navigation .btn:disabled:hover {
    transform: none;
    box-shadow: var(--shadow-md);
}

.nav-article-info {
    display: flex;
    flex-direction: column;
    text-align: inherit;
}

.nav-label {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.nav-title {
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.3;
}

/* Article Tags */
.article-tags {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.article-tags h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.article-tags i {
    color: var(--primary-color);
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(0, 102, 255, 0.2);
    transition: var(--transition);
}

.tag:hover {
    background: var(--primary-color);
    color: white;
}

/* Related Articles */
.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.related-articles h3 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

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

.related-article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.related-article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.related-article-image {
    width: 100%;
    height: 150px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.related-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.related-article-card:hover .related-article-image img {
    transform: scale(1.1);
}

.related-article-content {
    padding: 1.5rem;
}

.related-article-category {
    display: inline-block;
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.7rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.related-article-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-article-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-article-meta {
    display: flex;
    gap: 1rem;
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

.related-article-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.related-article-meta i {
    font-size: 0.7rem;
}

/* Bookmark button states */
.bookmark-article.bookmarked {
    background: var(--warning-color);
    border-color: var(--warning-color);
    color: white;
}

.bookmark-article.bookmarked:hover {
    background: var(--warning-color);
    border-color: var(--warning-color);
    color: white;
    opacity: 0.9;
}

/* Featured Categories */
.featured-categories {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

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

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    transition: var(--transition);
}

.category-card:hover .category-icon {
    transform: scale(1.1);
}

.category-card h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.category-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Enhanced Products Grid */
.products-grid-section {
    padding: 4rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
}

.product-card:hover .product-hover-overlay {
    opacity: 1;
}

.product-hover-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Product Detail Page */
.product-detail-page {
    padding: 6rem 0 4rem;
    min-height: 100vh;
}

.product-detail-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.product-detail-actions {
    display: flex;
    gap: 1rem;
}

.product-detail-content {
    max-width: 1000px;
    margin: 0 auto;
}

.product-detail-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
    align-items: start;
}

.product-detail-image {
    position: relative;
}

.product-detail-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.product-detail-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
}

.product-detail-category {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    display: block;
}

.product-detail-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.product-detail-rating {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.product-detail-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.product-detail-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--success-color);
}

/* Product Tabs */
.product-tabs {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
    overflow-x: auto;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    min-height: 400px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

.features-list {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.features-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 2rem;
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
    font-size: 1.1rem;
}

.verdict-box {
    background: var(--bg-secondary);
    border-left: 4px solid var(--primary-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    margin-top: 2rem;
}

.verdict-box h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.verdict-box p {
    color: var(--text-primary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin: 0;
}

/* Specifications Table */
.specs-table {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.spec-row {
    display: flex;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 200px;
    flex-shrink: 0;
}

.spec-value {
    color: var(--text-secondary);
    flex: 1;
}

/* Pros and Cons */
.pros-cons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.pros-section,
.cons-section {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.pros-section h4,
.cons-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.pros-section ul,
.cons-section ul {
    list-style: none;
    padding: 0;
}

.pros-section li,
.cons-section li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.pros-section li:last-child,
.cons-section li:last-child {
    border-bottom: none;
}

.final-score {
    text-align: center;
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.final-score h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.score-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.score-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--success-color);
}

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

/* Product Navigation */
.product-detail-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.product-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.product-navigation .btn {
    flex: 1;
    max-width: 300px;
}

.nav-product-info {
    display: flex;
    flex-direction: column;
    text-align: inherit;
}

/* Related Products */
.related-products {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.related-products h3 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

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

.related-product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.related-product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.related-product-image {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.related-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.related-product-card:hover .related-product-image img {
    transform: scale(1.1);
}

.related-product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 600;
}

.related-product-content {
    padding: 1.5rem;
}

.related-product-category {
    color: var(--secondary-color);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    display: block;
}

.related-product-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.related-product-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--success-color);
}

/* Favorite button states */
.favorite-product.favorited {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

.favorite-product.favorited:hover {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
    opacity: 0.9;
}

/* Responsive Design for Product Pages */
@media (max-width: 768px) {
    .product-detail-header {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-detail-title {
        font-size: 2rem;
    }
    
    .product-tabs {
        gap: 0;
    }
    
    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    .pros-cons-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .product-navigation {
        flex-direction: column;
    }
    
    .product-navigation .btn {
        max-width: none;
        text-align: center;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .product-detail-nav {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .product-detail-actions {
        align-self: stretch;
        justify-content: space-between;
    }
    
    .product-detail-image img {
        height: 250px;
    }
    
    .product-detail-title {
        font-size: 1.75rem;
    }
    
    .product-detail-price {
        font-size: 1.5rem;
    }
    
    .score-number {
        font-size: 2rem;
    }
}

/* Article Sharing */
.share-article,
.bookmark-article {
    transition: var(--transition);
}

.share-article:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.bookmark-article:hover {
    background: var(--warning-color);
    border-color: var(--warning-color);
    color: white;
}

/* Responsive Article Detail */
@media (max-width: 768px) {
    .article-detail {
        padding: 5rem 0 2rem;
    }
    
    .article-detail-nav {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .article-detail-actions {
        align-self: stretch;
        justify-content: space-between;
    }
    
    .article-detail-title {
        font-size: 2rem;
    }
    
    .article-detail-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-detail-body {
        padding: 2rem 1.5rem;
    }
    
    .article-navigation {
        flex-direction: column;
    }
    
    .article-navigation .btn {
        max-width: none;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .article-detail-image {
        height: 250px;
    }
    
    .article-detail-title {
        font-size: 1.75rem;
    }
    
    .article-detail-body {
        padding: 1.5rem 1rem;
    }
    
    .article-full-content h3 {
        font-size: 1.25rem;
    }
}

/* Page Header Styles */
.page-header {
    padding: 7rem 0 4rem;
    background: #ffffff;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.page-header-content {
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.page-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    padding-top: 1rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    background: #f4f5f7;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.stat-label {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Search and Filter Section */
.search-filter-section {
    background: #f4f5f7;
    border-top: 1px solid rgba(15, 23, 42, 0.05);
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    padding: 3rem 0;
}

.search-filter-container {
    max-width: 1000px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    padding: 2.5rem;
}

.search-bar {
    display: flex;
    align-items: center;
    background: rgba(244, 245, 247, 0.8);
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 0.75rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.search-bar:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
    background: #ffffff;
}

.search-icon {
    color: var(--text-tertiary);
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.search-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

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

.search-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.search-btn:hover {
    transform: scale(1.03);
    box-shadow: var(--glow-primary);
}

.filter-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.category-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.category-btn {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.sort-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sort-select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    min-width: 150px;
}

.sort-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

/* Articles Grid Section */
.articles-grid-section {
    padding: 4rem 0;
    background: #f4f5f7;
}

.results-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.05);
}

.results-info span {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.no-results {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    grid-column: 1 / -1;
}

.no-results h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.no-results p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Enhanced Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

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

.article-card:hover .article-hover-overlay {
    opacity: 1;
}

.article-hover-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

.article-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.article-content {
    padding: 1.5rem;
}

.article-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-excerpt {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.article-date,
.article-readtime {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-date i,
.article-readtime i {
    font-size: 0.8rem;
}

/* Enhanced Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.page-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    min-width: 44px;
    justify-content: center;
}

.page-btn:hover:not(.disabled),
.page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.page-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-ellipsis {
    color: var(--text-tertiary);
    padding: 0.75rem 0.5rem;
    font-weight: 500;
}

/* Responsive Design for Articles Page */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .page-stats {
        gap: 2rem;
    }
    
    .filter-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .category-filters {
        justify-content: center;
    }
    
    .sort-controls {
        justify-content: center;
    }
    
    .results-info {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pagination {
        gap: 0.25rem;
    }
    
    .page-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 6rem 0 3rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .page-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .search-filter-section {
        padding: 2rem 0;
    }
    
    .search-bar {
        padding: 0.6rem;
    }
    
    .search-input {
        font-size: 0.9rem;
    }
    
    .category-filters {
        gap: 0.5rem;
    }
    
    .category-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .sort-select {
        min-width: 100%;
    }
}

/* 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: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }

/* Animation Keyframes */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.fade-in { animation: fadeIn 0.6s ease-out; }
.slide-in { animation: slideIn 0.6s ease-out; }
.scale-in { animation: scaleIn 0.6s ease-out; }

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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