/* ===================================
   CSS Reset & Base Styles
   =================================== */

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

:root {
    /* Color Palette */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #14b8a6;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #64748b;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    
    --border-color: #e2e8f0;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

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

/* ===================================
   Navigation
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-logo .logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.logo-main {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transition: width var(--transition-base);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-base);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(80px + var(--spacing-lg)) var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
}

@media (max-width: 768px) {
    .hero {
        min-height: auto;
        padding-top: calc(80px + 2rem);
        padding-bottom: 3rem;
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.hero-graphic {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-element {
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(236, 72, 153, 0.2) 100%);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.element-2 {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2) 0%, rgba(20, 184, 166, 0.2) 100%);
    bottom: 20%;
    right: 15%;
    animation-delay: 2s;
}

.element-3 {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.2) 0%, rgba(99, 102, 241, 0.2) 100%);
    top: 50%;
    right: 5%;
    animation-delay: 4s;
}

.hero-icon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    z-index: 1;
}

.hero-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.hero-icon:nth-child(1) { animation-delay: 0s; }
.hero-icon:nth-child(2) { animation-delay: 1.5s; }
.hero-icon:nth-child(3) { animation-delay: 3s; }
.hero-icon:nth-child(4) { animation-delay: 4.5s; }

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

/* ===================================
   Buttons
   =================================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-base);
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

/* ===================================
   Section Styles
   =================================== */

section {
    padding: var(--spacing-xl) var(--spacing-md);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   About Section
   =================================== */

.about {
    background-color: var(--bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.about-card {
    padding: 2.5rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid var(--border-color);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.card-icon-emoji {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.about-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ===================================
   Products Section
   =================================== */

.products {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
    padding: 3rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.product-showcase:last-child {
    margin-bottom: 0;
}

.product-showcase.reverse {
    direction: rtl;
}

.product-showcase.reverse > * {
    direction: ltr;
}

.product-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.product-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.product-description {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.product-features {
    margin-bottom: 2rem;
}

.product-features-grid {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.feature-item:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.feature-content {
    flex: 1;
}

.feature-content strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    font-size: 1rem;
}

.feature-content p {
    color: var(--text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.feature-expandable {
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    background: var(--bg-secondary);
}

.feature-expandable summary {
    cursor: pointer;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--primary-color);
    list-style: none;
    user-select: none;
    transition: var(--transition-base);
}

.feature-expandable summary:hover {
    color: var(--primary-dark);
}

.feature-expandable summary::-webkit-details-marker {
    display: none;
}

.feature-expandable[open] summary {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.project-types {
    color: var(--text-secondary);
    line-height: 1.8;
}

.project-types p {
    margin: 0.5rem 0;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.project-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

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

.product-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.product-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-mockup {
    width: 100%;
    max-width: 500px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.mockup-header {
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.mockup-dots {
    display: flex;
    gap: 0.5rem;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
}

.mockup-dots span:nth-child(1) { background: #ef4444; }
.mockup-dots span:nth-child(2) { background: #f59e0b; }
.mockup-dots span:nth-child(3) { background: #10b981; }

.mockup-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.125rem;
}

.mockup-content {
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    min-height: 300px;
}

.decor8-mockup .mockup-content {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
}

.dreamzar-mockup .mockup-content {
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.05) 0%, rgba(99, 102, 241, 0.05) 100%);
}

.feature-preview {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.feature-preview:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.preview-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-md);
    flex-shrink: 0;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.preview-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.125rem;
}

/* ===================================
   Leadership Section
   =================================== */

.leadership {
    background-color: var(--bg-primary);
}

.leader-card {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.leader-avatar {
    display: flex;
    justify-content: center;
}

.avatar-circle {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.avatar-initials {
    font-size: 4rem;
    font-weight: 800;
    color: white;
    user-select: none;
}

.leader-img {
    width: 100%;
    max-width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.leader-name {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.leader-title {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.leader-bio {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: #0077b5;
    color: white;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition-base);
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* ===================================
   Contact Section
   =================================== */

.contact {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    text-align: center;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.contact-subtitle {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.btn-contact {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 3rem;
    font-size: 1.25rem;
    font-weight: 600;
    background: white;
    color: var(--primary-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
}

.btn-contact:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    background: var(--bg-secondary);
}

.btn-contact svg {
    flex-shrink: 0;
}

/* ===================================
   Footer
   =================================== */

.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 3rem var(--spacing-md) 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

.footer-section h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.8;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-section a {
    color: var(--text-light);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-light);
    max-width: 1200px;
    margin: 0 auto;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-graphic {
        width: 300px;
        height: 300px;
    }
    
    .hero-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .product-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-showcase.reverse {
        direction: ltr;
    }
    
    .leader-card {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .avatar-circle {
        width: 150px;
        height: 150px;
    }
    
    .avatar-initials {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: var(--transition-base);
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: 1rem;
        width: 100%;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .product-title {
        font-size: 2rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-contact {
        font-size: 1.125rem;
        padding: 1rem 2rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .product-showcase,
    .about-card,
    .leader-card {
        padding: 1.5rem;
    }
    
    .product-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .product-tagline {
        font-size: 1rem;
    }
    
    .product-description {
        font-size: 0.9375rem;
    }
    
    .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .hero-graphic {
        width: 250px;
        height: 250px;
    }
    
    .hero-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        gap: 1rem;
    }
    
    .hero-icon-grid {
        gap: 1rem;
    }
    
    .nav-logo {
        gap: 0.5rem;
    }
    
    .nav-logo .logo-img {
        height: 32px;
    }
    
    .logo-main {
        font-size: 1.125rem;
    }
    
    .logo-sub {
        font-size: 0.75rem;
    }
    
    .avatar-circle {
        width: 120px;
        height: 120px;
    }
    
    .avatar-initials {
        font-size: 2.5rem;
    }
    
    .mockup-content {
        padding: 2rem 1rem;
        min-height: 250px;
    }
    
    .mockup-title {
        font-size: 1rem;
    }
    
    .feature-preview {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }
    
    .feature-preview:hover {
        transform: none;
    }
    
    .preview-icon {
        width: 50px;
        height: 50px;
        font-size: 2rem;
        margin: 0 auto;
    }
    
    .preview-text {
        font-size: 1rem;
    }
    
    .btn-contact {
        font-size: 1rem;
        padding: 1rem 1.5rem;
        width: 100%;
    }
    
    .card-icon-emoji {
        font-size: 3rem;
    }
    
    .about-card h3 {
        font-size: 1.25rem;
    }
    
    .about-card p {
        font-size: 0.9375rem;
    }
    
    .feature-item {
        padding: 0.875rem;
    }
    
    .feature-content strong {
        font-size: 0.9375rem;
    }
    
    .feature-content p {
        font-size: 0.875rem;
    }
    
    .feature-expandable {
        padding: 1rem;
    }
    
    .feature-expandable summary {
        font-size: 1rem;
    }
    
    .project-tag {
        font-size: 0.8125rem;
        padding: 0.375rem 0.75rem;
    }
    
    .leader-name {
        font-size: 1.5rem;
    }
    
    .leader-title {
        font-size: 1rem;
    }
    
    .leader-bio {
        font-size: 0.9375rem;
    }
    
    .contact-title {
        font-size: 2rem;
    }
    
    .contact-subtitle {
        font-size: 1rem;
    }
    
    .footer-section h4 {
        font-size: 1rem;
    }
    
    .footer-section p,
    .footer-section a {
        font-size: 0.875rem;
    }
}