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

:root {
    --primary: #ff6b35;
    --primary-dark: #e85a24;
    --primary-light: #ff8a5c;
    --secondary: #2d3436;
    --accent: #00b894;
    --accent-alt: #fdcb6e;
    --bg-primary: #fffbf7;
    --bg-secondary: #fff9f5;
    --bg-white: #ffffff;
    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-muted: #b2bec3;
    --border: #ffeaa7;
    --shadow: 0 8px 30px rgba(255, 107, 53, 0.12);
    --shadow-hover: 0 15px 50px rgba(255, 107, 53, 0.25);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

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

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 53, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(255, 107, 53, 0.15);
}

.navbar {
    width: 100%;
}

.navbar-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 88px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: white;
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.35);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-logo:hover .logo-icon {
    transform: rotate(6deg) scale(1.05);
}

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

.logo-name {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.logo-tagline {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 2px;
    font-weight: 500;
    margin-top: 2px;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.menu-item {
    position: relative;
}

.menu-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.menu-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.08), rgba(253, 203, 110, 0.05));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-link:hover::before,
.menu-link.active::before {
    transform: scaleX(1);
}

.menu-link:hover,
.menu-link.active {
    color: var(--primary);
}

.menu-link.active {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(253, 203, 110, 0.08));
}

.menu-link.active::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 107, 53, 0.5);
}

.menu-icon {
    font-size: 14px;
    opacity: 0.7;
}

.menu-text {
    letter-spacing: 0.3px;
}

.menu-badge {
    padding: 2px 8px;
    background: var(--primary);
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: 10px;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.08), rgba(253, 203, 110, 0.05));
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.phone-link:hover {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(253, 203, 110, 0.1));
    transform: translateY(-2px);
}

.phone-link i {
    color: var(--primary);
    font-size: 15px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.3px;
    box-shadow: 0 8px 28px rgba(255, 107, 53, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.action-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 107, 53, 0.5);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(253, 203, 110, 0.08));
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-toggle:hover {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(253, 203, 110, 0.1));
}

.bar {
    width: 26px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-toggle.active .bar:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.page-header {
    padding: 160px 50px 80px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--accent-alt), var(--primary));
}

.page-header-content {
    max-width: 900px;
    margin: 0 auto;
}

.page-label {
    display: inline-block;
    font-size: 13px;
    color: var(--primary);
    letter-spacing: 6px;
    font-weight: 700;
    margin-bottom: 18px;
    padding: 8px 24px;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 30px;
    text-transform: uppercase;
}

.page-title {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 22px;
    letter-spacing: -1px;
}

.page-desc {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section {
    padding: 100px 50px;
}

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

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-divider {
    width: 70px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), var(--accent-alt));
    margin: 25px auto 0;
    border-radius: 3px;
}

.btn-primary {
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.4);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 40px rgba(255, 107, 53, 0.5);
}

.btn-secondary {
    padding: 16px 40px;
    background: transparent;
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 700;
    border: 3px solid var(--border);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(255, 107, 53, 0.05);
}

.footer {
    background: linear-gradient(180deg, var(--secondary) 0%, #1a1d1e 100%);
    color: white;
    margin-top: 100px;
}

.footer-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 50px 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(4, 1fr);
    gap: 50px;
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.footer-logo-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.footer-logo-name {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 1px;
}

.footer-logo-en {
    font-size: 9px;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 3px;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 28px;
}

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

.social-link {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 17px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: transparent;
    color: white;
    transform: translateY(-4px);
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 28px;
    letter-spacing: 0.5px;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: 14px;
}

.footer-list a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-list a:hover {
    color: var(--primary-light);
    transform: translateX(5px);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 15px;
}

.contact-item i {
    color: var(--primary-light);
    margin-top: 3px;
    font-size: 16px;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 50px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
}

.footer-legal {
    display: flex;
    gap: 22px;
    align-items: center;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-legal span {
    color: rgba(255, 255, 255, 0.2);
}

.footer-credentials {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.credential-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
    transition: color 0.3s ease;
}

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

@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }
    .footer-brand {
        grid-column: 1 / -1;
        max-width: none;
    }
}

@media (max-width: 1024px) {
    .navbar-container {
        padding: 0 24px;
        height: 80px;
    }
    
    .navbar-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
        border-top: 1px solid rgba(255, 107, 53, 0.1);
    }
    
    .navbar-menu.open {
        display: flex;
        animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .menu-item {
        margin-bottom: 8px;
    }
    
    .menu-link {
        padding: 16px 20px;
        border-radius: 12px;
        justify-content: flex-start;
    }
    
    .phone-link {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        padding: 0 16px;
        height: 72px;
    }
    
    .logo-icon {
        width: 48px;
        height: 48px;
        font-size: 22px;
    }
    
    .logo-name {
        font-size: 20px;
    }
    
    .logo-tagline {
        display: none;
    }
    
    .action-btn {
        padding: 12px 22px;
        font-size: 13px;
    }
    
    .page-header {
        padding: 140px 20px 60px;
    }
    
    .page-title {
        font-size: 32px;
    }
    
    .page-desc {
        font-size: 15px;
    }
    
    .section {
        padding: 60px 20px;
    }
    
    .footer-main {
        padding: 60px 20px 40px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .footer-bottom {
        padding: 25px 20px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-credentials {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}