:root {
    --primary-color: #4a6cfa;
    --secondary-color: #6c63ff;
    --accent-color: #3f51b5;
    --text-color: #333;
    --text-light: #666;
    --text-lighter: #999;
    --bg-color: #fff;
    --bg-light: #f8f9fa;
    --bg-dark: #f1f3f9;
    --border-color: #e1e4e8;
    --border-radius: 8px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

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

section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--text-color);
    position: relative;
    display: inline-block;
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(74, 108, 250, 0.4);
}

.btn-primary:hover {
    background: #3a5ce4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 108, 250, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(74, 108, 250, 0.1);
    transform: translateY(-2px);
}

.btn-download {
    background: var(--primary-color);
    color: white;
    width: 100%;
    padding: 12px 20px;
    box-shadow: 0 4px 15px rgba(74, 108, 250, 0.3);
}

.btn-download:hover {
    background: #3a5ce4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 108, 250, 0.4);
}

.btn-cta {
    background: white;
    color: var(--primary-color);
    font-size: 1.1rem;
    padding: 14px 32px;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-cta:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

.btn-cta-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    margin-left: 15px;
}

.btn-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

.cta-buttons {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 30px;
}

/* 导航栏 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    height: 80px;
    overflow: visible;
}

.header-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.97) 0%, rgba(240,242,255,0.97) 100%);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    z-index: -1;
    border-bottom: 1px solid rgba(74, 108, 250, 0.1);
}

header.scrolled .header-bg {
    background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, rgba(240,242,255,0.98) 100%);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    position: relative;
}

.logo-container {
    position: relative;
    margin-right: 15px;
}

.logo img {
    height: 42px;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 4px 6px rgba(74, 108, 250, 0.2));
    transition: var(--transition);
}

.logo-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(74, 108, 250, 0.2) 0%, rgba(74, 108, 250, 0) 70%);
    top: 0;
    left: 0;
    filter: blur(8px);
    z-index: 1;
    animation: pulse 3s infinite alternate;
}

@keyframes pulse {
    0% {
        opacity: 0.5;
        transform: scale(0.8);
    }
    100% {
        opacity: 0.8;
        transform: scale(1.2);
    }
}

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

.logo-main {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.5px;
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
    letter-spacing: 0.5px;
    margin-top: -2px;
}

.nav-links {
    display: flex;
    gap: 5px;
    margin-left: auto;
    margin-right: 20px;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    padding: 8px 15px;
    border-radius: 20px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    color: var(--text-color);
    overflow: hidden;
}

.nav-links a:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 108, 250, 0.1) 0%, rgba(108, 99, 255, 0.1) 100%);
    border-radius: 20px;
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition);
    z-index: -1;
}

.nav-links a:hover:before, .nav-links a.active:before {
    opacity: 1;
    transform: scale(1);
}

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

.nav-links a i {
    margin-right: 6px;
    font-size: 0.9rem;
    opacity: 0.7;
    transition: var(--transition);
}

.nav-links a:hover i, .nav-links a.active i {
    opacity: 1;
    transform: translateY(-1px);
}

.nav-highlight {
    background: linear-gradient(135deg, rgba(74, 108, 250, 0.15) 0%, rgba(108, 99, 255, 0.15) 100%);
    color: var(--primary-color) !important;
    font-weight: 600 !important;
    box-shadow: 0 2px 10px rgba(74, 108, 250, 0.15);
}

.nav-highlight:hover {
    background: linear-gradient(135deg, rgba(74, 108, 250, 0.2) 0%, rgba(108, 99, 255, 0.2) 100%);
    box-shadow: 0 4px 15px rgba(74, 108, 250, 0.2);
    transform: translateY(-1px);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-header-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(74, 108, 250, 0.3);
    transition: var(--transition);
}

.btn-header-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 108, 250, 0.4);
}

.btn-register {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    color: var(--primary-color);
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 600;
    background: transparent;
    border: 1px solid var(--primary-color);
    transition: var(--transition);
}

.btn-register:hover {
    background: rgba(74, 108, 250, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(74, 108, 250, 0.15);
}

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

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    position: relative;
    z-index: 1001;
    margin-left: 10px;
}

.mobile-menu-btn span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-btn:hover span {
    background: var(--secondary-color);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* 英雄区域 */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, #f5f7ff 0%, #e8ecfd 100%);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-color);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    position: relative;
}

.hero-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition);
}

.hero-image img:hover {
    transform: perspective(1000px) rotateY(0);
}

/* 功能区域 */
.features {
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-color);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 108, 250, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    font-size: 1.8rem;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
}

/* 产品矩阵区域 */
.products {
    background-color: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.product-card {
    background: var(--bg-color);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.product-card.featured {
    border: 2px solid var(--primary-color);
    box-shadow: 0 8px 30px rgba(74, 108, 250, 0.15);
}

.product-card.featured:before {
    content: '推荐';
    position: absolute;
    top: 10px;
    right: -30px;
    background: var(--primary-color);
    color: white;
    padding: 5px 40px;
    font-size: 0.8rem;
    transform: rotate(45deg);
}

.product-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    height: 70px;
    width: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 108, 250, 0.1);
    border-radius: 50%;
    margin: 0 auto 20px;
}

.product-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: var(--text-color);
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 30px;
    flex-grow: 1;
}

.btn-product {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(74, 108, 250, 0.3);
    transition: var(--transition);
    display: inline-block;
    width: 100%;
}

.btn-product:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 108, 250, 0.4);
}

.products-cta {
    background: white;
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    box-shadow: var(--box-shadow);
    max-width: 800px;
    margin: 0 auto;
}

.products-cta h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.products-cta p {
    color: var(--text-light);
    margin-bottom: 20px;
}

/* 用户评价区域 */
.testimonials {
    background-color: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px auto;
    max-width: 1200px;
}

.testimonial-card {
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    border-top: 4px solid var(--primary-color);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.testimonial-header {
    padding: 20px 20px 10px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: white;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(74, 108, 250, 0.3);
}

.testimonial-info {
    flex: 1;
}

.testimonial-info h3 {
    margin: 0 0 5px;
    font-size: 18px;
    color: var(--text-color);
    font-weight: 600;
}

.testimonial-role {
    margin: 0 0 8px;
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
}

.testimonial-rating {
    color: #ffb400;
    font-size: 14px;
}

.testimonial-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-color);
}

.testimonial-content p {
    margin: 0;
    color: var(--text-light);
    line-height: 1.7;
    font-size: 15px;
    position: relative;
    padding-left: 20px;
    font-style: italic;
}

.testimonial-content p:before {
    content: '\201C';
    font-size: 1.8rem;
    color: var(--primary-color);
    position: absolute;
    left: 0;
    top: -5px;
    opacity: 0.7;
}

@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        padding: 0 20px;
    }
}

/* CTA区域 */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* 注册区域 */
.register {
    background: linear-gradient(135deg, rgba(240,242,255,0.8) 0%, rgba(255,255,255,0.8) 100%);
}

.register-form {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.register-form.animate {
    transform: translateY(0);
    opacity: 1;
}

.form-group input {
    transform: translateX(-10px);
    opacity: 0;
    animation: slideIn 0.5s forwards;
    animation-delay: calc(var(--i, 0) * 0.1s);
}

@keyframes slideIn {
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

#signup-form {
    flex: 1;
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 108, 250, 0.2);
    outline: none;
}

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-group.checkbox input {
    width: auto;
}

.form-group.checkbox label {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.form-group.checkbox a {
    color: var(--primary-color);
    text-decoration: underline;
}

.btn-register-submit {
    width: 100%;
    margin-top: 10px;
    padding: 14px;
}

.register-info {
    flex: 0 0 40%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.register-info h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.register-info h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: white;
    border-radius: 3px;
}

.register-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.register-info li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.register-info li i {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

/* 页脚 */
footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    flex: 1;
    min-width: 250px;
}

.footer-logo img {
    height: 36px;
    margin-right: 10px;
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-logo p {
    margin-top: 15px;
    opacity: 0.8;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links-column {
    flex: 1;
    min-width: 150px;
}

.footer-links-column h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links-column ul li {
    margin-bottom: 10px;
}

.footer-links-column ul li a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links-column ul li a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

.social-media {
    display: flex;
    gap: 15px;
}

.social-media a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.social-media a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .hero-image {
        justify-content: center;
        margin-top: 40px;
    }
    
    .hero-image img {
        max-width: 80%;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 992px) {
    .header-actions .btn-register {
        font-size: 0.8rem;
        padding: 6px 14px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100vh;
        background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, rgba(240,242,255,0.98) 100%);
        flex-direction: column;
        gap: 5px;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
        padding: 100px 20px 30px;
        overflow-y: auto;
        transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        z-index: 1000;
    }
    
    .nav-links.active {
        transform: translateX(-280px);
    }
    
    body.menu-open::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        opacity: 1;
        transition: opacity 0.3s ease;
    }
    
    .nav-links li {
        width: 100%;
        margin: 5px 0;
    }
    
    .nav-links a {
        display: flex;
        padding: 12px 15px;
        border-radius: 10px;
        justify-content: flex-start;
    }
    
    .nav-links a i {
        width: 24px;
        text-align: center;
        margin-right: 10px;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .header-actions {
        margin-left: auto;
        display: flex;
        gap: 8px;
    }
    
    .header-actions .btn-header-cta,
    .header-actions .btn-register {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
    
    .header-actions .btn-register i {
        margin-right: 3px;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .feature-card, .product-card {
        padding: 20px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .products-cta {
        padding: 30px 20px;
    }
    
    .register-form {
        flex-direction: column;
    }
    
    .register-info {
        width: 100%;
        padding: 30px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 10px;
    }
     
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .features-grid, .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-features li {
        font-size: 0.9rem;
    }
    
    .products-cta {
        padding: 25px 15px;
    }
    
    .products-cta h3 {
        font-size: 1.3rem;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
}