:root {
    --primary-color: #0ea5e9; /* Sky blue */
    --primary-hover: #0284c7;
    --secondary-color: #6366f1; /* Indigo */
    --accent-color: #f59e0b; /* Amber */
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-light: #f8fafc;
    --text-gray: #94a3b8;
    --text-white: #ffffff;
    --border-color: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

/* FIX: .container is now a generic block container.
   The flex layout for the navbar is scoped to .navbar .container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.dot {
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 1.5rem;
    cursor: pointer;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.6rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
    font-size: 0.92rem;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary-color);
}

.highlight-link {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800 !important;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 60px; /* Offset for fixed navbar */
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
    z-index: -1;
}

.hero-bg::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(14, 165, 233, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.2;
    transform: perspective(500px) rotateX(60deg) translateY(-100px) translateZ(-200px);
    animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0) translateZ(-200px); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(50px) translateZ(-200px); }
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-white);
}

.highlight {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(14, 165, 233, 0.3);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-white);
}

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

/* Sections */
.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    margin: 10px auto 0;
    border-radius: 2px;
}

.bg-light {
    background-color: #111827;
}

/* Page Header (shared for sub-pages) */
.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(to bottom, var(--bg-dark), #1e293b);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-white);
}

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

.card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s, border-color 0.3s;
    text-align: center;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--text-white);
}

.card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Research Items */
.research-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    text-align: center;
}

.item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.item .icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 1rem;
}

.item h4 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.item p {
    font-size: 0.85rem;
    color: var(--text-gray);
}

/* Professor Profile */
.team-member-featured {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 0 auto;
}

.member-img {
    width: 150px;
    height: 150px;
    background: #0f172a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 2px solid var(--primary-color);
}

.member-info h3 {
    font-size: 1.8rem;
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.bio {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    max-width: 600px;
}

.tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.tags span {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.member-info .links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.member-info .links a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.member-info .links a:hover {
    color: var(--primary-color);
}

/* Footer */
#footer {
    background: #000;
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-info h3 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.footer-contact p {
    color: var(--text-gray);
    margin: 0.5rem 0;
}

.footer-contact i {
    color: var(--primary-color);
    margin-right: 0.5rem;
    width: 20px;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--text-gray);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: var(--primary-color);
}

/* Tool Grid (App Store Style) */
.tool-category {
    margin-bottom: 5rem;
}

.category-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.category-header h2 {
    font-size: 1.8rem;
    color: var(--text-white);
    margin-right: 1rem;
}

.category-badge {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Improved Grid Layout for Tools */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    width: 100%;
}

/* Tool Card Styles */
.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    gap: 1.2rem;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    height: 100%;
    flex-direction: row;
    align-items: flex-start;
}

.tool-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
    background: rgba(30, 41, 59, 0.8);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.tool-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary-color);
    border: 1px solid rgba(255,255,255,0.05);
    flex-shrink: 0;
}

.tool-info {
    flex-grow: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.tool-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 0.4rem;
    white-space: normal;
    line-height: 1.3;
}

.tool-desc {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.5;
    margin-bottom: auto;
    display: block;
}

.tool-meta {
    margin-top: 0.8rem;
    display: flex;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-gray);
    flex-wrap: wrap;
}

.meta-tag {
    background: rgba(255,255,255,0.08);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

/* Research Project Specific Styles */
.research-section {
    margin-top: 6rem;
    padding-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.project-year-group {
    margin-bottom: 4rem;
}

.year-label {
    font-size: 1.4rem;
    color: var(--accent-color);
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
    margin-bottom: 1.5rem;
    display: block;
    font-weight: 800;
}

.research-card {
    border-left: 4px solid var(--secondary-color);
    padding-right: 1.5rem;
}

.status-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    text-transform: uppercase;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.status-running { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); } 
.status-planning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); } 
.status-finished { background: rgba(148, 163, 184, 0.15); color: #cbd5e1; border: 1px solid rgba(148, 163, 184, 0.3); } 

/* Stats Dashboard (Horizontal) */
.stats-grid {
    display: flex;
    justify-content: space-around;
    gap: 1rem;
    margin-bottom: 2rem;
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    flex-wrap: wrap;
}

.stat-item {
    flex: 1;
    min-width: 120px;
}

.stat-item h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.2rem;
    font-weight: 800;
}

.stat-item p {
    color: var(--text-gray);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Filter Tabs (Sticky Top) */
.filter-container {
    position: sticky;
    top: 60px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 900;
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 0.5rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-gray);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
    font-size: 0.9rem;
}

.filter-tab:hover, .filter-tab.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

/* Publication List Styles */
.pub-section-header {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 1.5rem;
    margin-top: 3rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.pub-section-header i {
    color: var(--accent-color);
}

.pub-row {
    display: flex;
    align-items: flex-start;
    padding: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s;
    flex-wrap: wrap;
}

.pub-row:hover {
    background: rgba(255,255,255,0.02);
}

.pub-year-badge {
    flex: 0 0 auto;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-gray);
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    margin-right: 1.5rem;
    font-size: 0.9rem;
    min-width: 60px;
    text-align: center;
}

.pub-content {
    flex: 1;
    min-width: 300px;
}

.pub-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 0.4rem;
    line-height: 1.5;
}

.pub-meta {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

.journal-name {
    font-weight: 600;
    color: var(--secondary-color);
}

.tag-scie {
    display: inline-block;
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: 0.5rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.pub-link {
    display: inline-block;
    margin-left: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.85rem;
}

.pub-link:hover {
    text-decoration: underline;
}

/* Member Grid & Cards (Lab Page) */
.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.member-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s;
}

.member-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.member-avatar {
    width: 120px;
    height: 120px;
    background: #334155;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255,255,255,0.2);
    border: 2px solid var(--primary-color);
}

.member-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-white);
}

.member-role {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.member-research {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.member-links a {
    color: var(--text-gray);
    margin: 0 0.5rem;
    transition: color 0.3s;
}

.member-links a:hover {
    color: var(--primary-color);
}

.section-category {
    margin-bottom: 4rem;
}

.category-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
    color: var(--text-white);
}

/* Repo Grid & Cards */
.repo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.repo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.repo-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.repo-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.repo-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.repo-visibility {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: uppercase;
    font-weight: bold;
}

.vis-public { border: 1px solid #10b981; color: #10b981; }
.vis-private { border: 1px solid #f59e0b; color: #f59e0b; }

.repo-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    line-height: 1.5;
}

.repo-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-gray);
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
}

.lang-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
}

/* Info Page Styles (About, Privacy, Contact) */
.info-content {
    padding-top: 2rem;
}

.info-content h2 {
    font-size: 1.6rem;
    color: var(--text-white);
    margin: 2.5rem 0 1rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
}

.info-content h3 {
    font-size: 1.2rem;
    color: var(--text-white);
    margin: 1.5rem 0 0.5rem;
}

.info-content p, .info-content li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 0.8rem;
}

.info-content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.info-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-content a:hover {
    text-decoration: underline;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s, border-color 0.3s;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.contact-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.contact-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Responsive */
@media (min-width: 768px) {
    .navbar .container {
        padding: 0 2rem;
    }
    
    .nav-links {
        display: flex;
    }

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
        align-items: flex-start;
    }

    .team-member-featured {
        flex-direction: row;
        text-align: left;
        gap: 3rem;
    }

    .member-info .links, .tags {
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-card);
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

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

    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .team-member-featured {
        padding: 2rem;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-card {
        padding: 1.2rem;
    }
    
    .pub-row {
        flex-direction: column;
    }
    .pub-year-badge {
        margin-bottom: 0.8rem;
    }
    .filter-container {
        top: 60px;
    }

    .repo-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}
/* Featured Product Section */
.featured-product {
    background: linear-gradient(180deg, var(--bg-dark) 0%, #111827 100%);
    border-bottom: 1px solid var(--border-color);
}

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

.product-image .floating-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    animation: floating 4s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.product-info h2 {
    margin-bottom: 1rem;
    left: 0;
    transform: none;
}

.product-info h2::after {
    margin: 10px 0 0;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 2rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 2.5rem;
}

.feature-list li {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
    color: var(--text-light);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.feature-list li i {
    color: var(--primary-color);
    margin-top: 0.3rem;
}

/* Architecture Showcase */
.architecture-showcase {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
    background: rgba(255,255,255,0.03);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

.arch-description h3 {
    font-size: 1.8rem;
    color: var(--text-white);
    margin-bottom: 1.5rem;
}

.arch-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.stat-item {
    background: rgba(0,0,0,0.3);
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-item span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-gray);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.stat-item strong {
    font-size: 1.2rem;
    color: var(--primary-color);
}

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

.arch-visual::before {
    content: "";
    position: absolute;
    width: 200px;
    height: 200px;
    background: var(--primary-color);
    filter: blur(80px);
    opacity: 0.15;
    z-index: -1;
}

/* Responsive Fixes for New Sections */
@media (max-width: 968px) {
    .product-grid, .architecture-showcase {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .product-info h2, .product-info h2::after {
        text-align: center;
        left: 50%;
        transform: translateX(-50%);
        margin: 10px auto 0;
    }
    .arch-stats {
        grid-template-columns: 1fr 1fr;
    }
}