/* ============================================
   赢菁网络 - 小米风格官网页面样式
   Xiaomi-style Corporate Website CSS
   ============================================ */

/* CSS Variables */
:root {
    --primary-color: #FF6700;
    --primary-dark: #E65C00;
    --secondary-color: #1a1a1a;
    --text-color: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --bg-light: #f5f5f5;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --gradient-primary: linear-gradient(135deg, #FF6700 0%, #FF8C00 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --container-width: 1200px;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--bg-white);
}

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

ul {
    list-style: none;
}

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

/* Language Switch */
.lang-switch {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 20px;
    overflow: hidden;
}

.lang-switch button {
    padding: 8px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.lang-switch button.active {
    background: var(--primary-color);
    color: white;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 999;
    padding: 0 24px;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: 20px;
}

.nav-logo img {
    height: 50px;
}

.nav-menu {
    display: flex;
    gap: 30px;
    flex: 1;
    justify-content: center;
    align-items: center;
}

.navbar .lang-switch {
    margin-left: 20px;
}

.lang-switch-mobile {
    display: none;
}

.nav-menu a {
    font-size: 15px;
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

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

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

.nav-cta {
    background: var(--primary-color);
    color: white !important;
    padding: 10px 24px !important;
    border-radius: 25px;
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--primary-dark);
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--secondary-color);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: 140px 0 120px;
    background: linear-gradient(180deg, #fafafa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ff6700' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInLeft 0.8s ease;
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero-description {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 30px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(255, 103, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 103, 0, 0.4);
}

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

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

.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease 0.2s both;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-image {
    width: 100%;
    height: 380px;
    background: url('../images/f68c57c386ec6832b8bae7934ec90f73bfec0fe1377f57-ARJ5rR.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transform: scale(1.2) translateY(calc(15% - 20px));
}

.hero-image::before {
    content: 'ERP';
    font-size: 120px;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.15);
    position: absolute;
}

.hero-image svg {
    width: 200px;
    height: 200px;
    position: relative;
    z-index: 1;
}

/* ============================================
   Stats Section
   ============================================ */
.stats {
    background: var(--secondary-color);
    padding: 60px 0;
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-item {
    text-align: center;
    color: white;
    padding: 20px;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: 100px 0;
}

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

.section-badge {
    display: inline-block;
    background: rgba(255, 103, 0, 0.1);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    background: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: white;
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(255, 103, 0, 0.1) 0%, rgba(255, 140, 0, 0.1) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--primary-color);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Why Choose Us
   ============================================ */
.why-us .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.why-us-image {
    position: relative;
}

.why-us-image .main-image {
    width: 100%;
    height: 450px;
    background: white url('../images/16d40f8ed5636ef813e5e6c0d0bed3db8f7b0be02849d-JB2ALS_fw1200.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.why-us-image .main-image::before {
    content: '500+';
    font-size: 100px;
    font-weight: 900;
    color: rgba(255, 103, 0, 0.15);
}

.why-us-image .floating-card {
    position: absolute;
    background: white;
    padding: 16px 24px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
}

.why-us-image .floating-card.card-1 {
    bottom: -20px;
    right: -20px;
}

.why-us-image .floating-card.card-2 {
    top: -20px;
    left: -20px;
}

.floating-card .card-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card .card-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.floating-card .card-text strong {
    display: block;
    font-size: 18px;
    color: var(--secondary-color);
}

.floating-card .card-text span {
    font-size: 13px;
    color: var(--text-light);
}

.why-us-content {
    padding: 20px 0;
}

.why-us-content h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 24px;
    line-height: 1.3;
}

.why-us-content h2 span {
    color: var(--primary-color);
}

.why-us-content > p {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.why-us-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.why-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: var(--transition-fast);
}

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

.why-item .item-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.why-item .item-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.why-item .item-content h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 6px;
}

.why-item .item-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    background: var(--bg-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: stretch;
}

.pricing-card {
    background: white;
    border-radius: 24px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    background: linear-gradient(135deg, #FF6700 0%, #FF8C42 50%, #FFA500 100%);
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-card.featured .pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    color: #303030;
    padding: 6px 24px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-card.featured .price-amount {
    color: #ffffff;
}

.pricing-card.featured .price-period {
    color: rgba(255, 255, 255, 0.7);
}

.pricing-card.featured .pricing-features li {
    color: rgba(255, 255, 255, 0.85);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-card.featured .btn {
    background: white;
    color: #FF6700;
}

.pricing-card.featured .btn:hover {
    background: rgba(255, 255, 255, 0.9);
    color: #FF6700;
}

.pricing-header h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.pricing-header .description {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
}

.pricing-card.featured .description {
    color: rgba(255, 255, 255, 0.7);
}

.pricing-price {
    margin-bottom: 32px;
}

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--secondary-color);
}

.price-period {
    font-size: 15px;
    color: var(--text-light);
}

.pricing-features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    width: 18px;
    height: 18px;
    stroke: var(--primary-color);
    flex-shrink: 0;
}

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

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
}

.testimonial-content {
    font-size: 16px;
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 24px;
    position: relative;
    padding-top: 40px;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    top: 0;
    left: 0;
    font-size: 60px;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.3;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), #FF8C00);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 20px;
}

.author-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary-color);
}

.author-info span {
    font-size: 14px;
    color: var(--text-light);
}

/* ============================================
   FAQ Section
   ============================================ */
.faq {
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: 24px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--secondary-color);
}

.faq-question svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-light);
    transition: var(--transition-fast);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 32px 24px;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   Contact Section
   ============================================ */
.contact .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    padding: 40px;
    background: var(--secondary-color);
    border-radius: 24px;
    color: white;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-info > p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-item .item-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item .item-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.contact-item .item-content h4 {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 4px;
}

.contact-item .item-content p {
    font-size: 16px;
    color: white;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition-fast);
}

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

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

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--secondary-color);
    color: white;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand img {
    height: 60px;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

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

.footer-social svg {
    width: 20px;
    height: 20px;
    stroke: white;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

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

/* ============================================
   Cases Section
   ============================================ */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.case-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.case-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.case-image {
    height: 200px;
    background: linear-gradient(135deg, var(--secondary-color), #444);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.case-image::before {
    content: attr(data-tag);
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--primary-color);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.case-image svg {
    width: 80px;
    height: 80px;
    stroke: rgba(255, 255, 255, 0.3);
}

.case-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.case-content {
    padding: 24px;
}

.case-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 12px;
}

.case-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.case-stats {
    display: flex;
    gap: 24px;
}

.case-stats .stat {
    text-align: center;
}

.case-stats .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}

.case-stats .stat-label {
    font-size: 12px;
    color: var(--text-light);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 44px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .stats .container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-item:nth-child(2)::after {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-us .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .testimonials-grid,
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact .container {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar {
        top: 0;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: var(--shadow-md);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .navbar .lang-switch {
        display: none;
    }
    
    .lang-switch-mobile {
        display: block;
        margin-bottom: 10px;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats .container {
        grid-template-columns: 1fr;
    }
    
    .stat-item::after {
        display: none;
    }
    
    .testimonials-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.feature-card:hover .feature-icon {
    animation: pulse 0.5s ease;
}