:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --dark-color: #0f172a;
    --light-color: #f8fafc;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gradient-primary: linear-gradient(135deg, #6366f1, #8b5cf6);
    --gradient-secondary: linear-gradient(135deg, #06b6d4, #0891b2);
    --gradient-accent: linear-gradient(135deg, #f59e0b, #d97706);
    --gradient-dark: linear-gradient(135deg, #0f172a, #1e293b);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --border-radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Poppins', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--light-color);
    overflow-x: hidden;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(248, 250, 252, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
}

.logo-icon {
    font-size: 2.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1;
}

.brand-tagline {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: var(--transition);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width 0.3s ease;
}

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

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-600);
    cursor: pointer;
    padding: 0.5rem;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: var(--font-primary);
    white-space: nowrap;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: var(--border-radius);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}

.btn-text {
    font-weight: 600;
}

.btn-subtext {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 400;
}

.btn-icon {
    font-size: 1.2em;
}

/* Hero Section */
.hero-section {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--gray-600);
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.25rem;
}

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

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.download-info {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.info-icon {
    font-size: 1.1rem;
}

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

.phone-mockup {
    position: relative;
    z-index: 2;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #2d3748, #4a5568);
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-2xl);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 6px;
    background: #1a202c;
    border-radius: 3px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
    background: var(--gray-900);
}

.phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screen-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.phone-mockup:hover .screen-overlay {
    opacity: 1;
}

.play-button {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    transition: var(--transition);
}

.play-button:hover {
    transform: scale(1.1);
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    animation: float 6s ease-in-out infinite;
    animation-delay: var(--delay);
}

.floating-icon:nth-child(1) { top: 10%; left: -20%; }
.floating-icon:nth-child(2) { top: 30%; right: -20%; }
.floating-icon:nth-child(3) { bottom: 30%; left: -15%; }
.floating-icon:nth-child(4) { bottom: 10%; right: -15%; }

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Content Sections */
.content-section {
    padding: 6rem 0;
}

.content-section:nth-child(even) {
    background: var(--gray-50);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: 3rem;
}

/* Download Section */
.download-section {
    background: var(--gray-50);
}

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

.download-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

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

.download-card.featured {
    border: 2px solid var(--primary-color);
    position: relative;
}

.download-card.featured::before {
    content: '推荐';
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.download-card.web-card {
    background: linear-gradient(135deg, var(--gray-50), white);
}

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

.platform-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-info {
    flex: 1;
}

.platform-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.platform-desc {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.version-badge {
    background: var(--gradient-secondary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-features {
    margin-bottom: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.feature-icon {
    color: var(--success-color);
    font-size: 1.1rem;
}

.feature-text {
    color: var(--gray-700);
}

.card-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--border-radius-sm);
}

.stat {
    text-align: center;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
}

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

.feature-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.feature-desc {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.feature-highlights {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.highlight {
    background: var(--gradient-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

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

.tutorial-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.tutorial-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.tutorial-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.tutorial-duration {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.tutorial-content {
    padding: 1.5rem;
}

.tutorial-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.tutorial-desc {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.tutorial-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.tutorial-level {
    background: var(--gradient-secondary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.tutorial-views {
    font-size: 0.9rem;
    color: var(--gray-500);
}

/* Stats Section */
.stats-section {
    padding: 6rem 0;
    background: var(--gradient-dark);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.stats-section .stat-item {
    text-align: center;
}

.stats-section .stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.stats-section .stat-number {
    font-size: 3rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stats-section .stat-label {
    font-size: 1rem;
    color: var(--gray-300);
    font-weight: 500;
}

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

.support-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

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

.support-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.support-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.support-desc {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Footer Styles */
.footer {
    background: var(--gray-800);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-brand .brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.footer-brand .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.footer-brand .brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.brand-description {
    color: var(--gray-300);
    line-height: 1.6;
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--gray-700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--gray-300);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.link-group h4 {
    color: white;
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.group-icon {
    font-size: 1.2rem;
}

.link-group a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    text-decoration: none;
    margin-bottom: 1rem;
    transition: var(--transition);
    font-size: 0.95rem;
}

.link-group a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.link-icon {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--gray-300);
    font-size: 0.95rem;
}

.contact-icon {
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: white;
}

.contact-text {
    flex: 1;
}

.contact-label {
    font-weight: 500;
    color: white;
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--gray-300);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Download Modal */
.download-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.download-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--gray-400);
    cursor: pointer;
    z-index: 1;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--gray-800);
}

.modal-body {
    padding: 3rem 2rem 2rem;
    text-align: center;
}

.download-info {
    margin-bottom: 2rem;
}

.platform-icon-large {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: block;
}

.modal-body h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.modal-body p {
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.download-progress {
    margin-bottom: 2rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.download-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .tutorials-grid {
        grid-template-columns: 1fr;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }
    
    .section-container {
        padding: 0 1rem;
    }
    
    .hero-section {
        padding: 6rem 0 4rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        gap: 0.75rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}