* {margin:0;padding:0;box-sizing:border-box}
:root {--primary-color:#2c3e50;--secondary-color:#3498db;--accent-color:#e74c3c;--background-color:#f8f9fa;--text-color:#333;--light-text:#777;--white:#ffffff;--border-radius:8px;--box-shadow:0 4px 6px rgba(0,0,0,0.1);--transition:all .3s ease}
body {font-family:'Noto Sans SC',sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--background-color);overflow-x:hidden}
.container {width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.navbar {position:fixed;top:0;left:0;width:100%;background-color:rgba(255,255,255,0.95);backdrop-filter:blur(10px);z-index:1000;padding:20px 0;box-shadow:var(--box-shadow);transition:var(--transition)}
.navbar.scrolled {padding:15px 0}
.nav-container {display:flex;justify-content:space-between;align-items:center}
.logo {font-family:'Noto Serif SC',serif;font-size:24px;font-weight:700;color:var(--primary-color);text-decoration:none;display:flex;align-items:center}
.logo span {color:var(--secondary-color)}
.nav-links {display:flex;list-style:none;gap:30px}
.nav-links a {text-decoration:none;color:var(--text-color);font-weight:500;transition:var(--transition);position:relative}
.nav-links a::after {content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background-color:var(--secondary-color);transition:var(--transition)}
.nav-links a:hover::after {width:100%}
.nav-links a:hover {color:var(--secondary-color)}
.hamburger {display:none;cursor:pointer}
.hamburger span {display:block;width:25px;height:3px;background-color:var(--primary-color);margin:5px 0;transition:var(--transition)}
.hero {height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:var(--white);text-align:center;position:relative;overflow:hidden}
.hero::before {content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:0.3}
.hero-content {position:relative;z-index:2;max-width:800px;padding:0 20px}
.hero h1 {font-family:'Noto Serif SC',serif;font-size:4rem;font-weight:700;margin-bottom:20px;line-height:1.2;animation:fadeInUp 1s ease-out}
.hero p {font-size:1.2rem;margin-bottom:40px;opacity:0.9;animation:fadeInUp 1s ease-out .2s both}
.cta-button {display:inline-block;padding:15px 30px;background-color:var(--white);color:var(--secondary-color);border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:600;text-decoration:none;transition:var(--transition);box-shadow:var(--box-shadow);animation:fadeInUp 1s ease-out .4s both}
.cta-button:hover {transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,0.1)}
.about {padding:100px 0;background-color:var(--white)}
.section-title {font-family:'Noto Serif SC',serif;font-size:2.5rem;text-align:center;margin-bottom:30px;color:var(--primary-color);position:relative}
.section-title::after {content:'';position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:80px;height:3px;background-color:var(--secondary-color)}
.about-content {display:flex;flex-wrap:wrap;gap:40px;margin-top:60px}
.about-text {flex:1;min-width:300px}
.about-text p {margin-bottom:20px;font-size:1.1rem;line-height:1.8}
.about-image {flex:1;min-width:300px;position:relative;overflow:hidden;border-radius:var(--border-radius);box-shadow:var(--box-shadow)}
.about-image img {width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.about-image:hover img {transform:scale(1.05)}
.products {padding:100px 0;background-color:var(--background-color)}
.product-categories {display:flex;justify-content:center;gap:20px;margin-bottom:60px;flex-wrap:wrap}
.category-btn {padding:10px 20px;background-color:var(--white);border:1px solid var(--secondary-color);border-radius:30px;color:var(--secondary-color);font-weight:500;cursor:pointer;transition:var(--transition)}
.category-btn.active,.category-btn:hover {background-color:var(--secondary-color);color:var(--white)}
.product-grid {display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px}
.product-card {background-color:var(--white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--box-shadow);transition:var(--transition);position:relative}
.product-card:hover {transform:translateY(-10px);box-shadow:0 15px 30px rgba(0,0,0,0.1)}
.product-image {width:100%;height:250px;overflow:hidden}
.product-image img {width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.product-card:hover .product-image img {transform:scale(1.1)}
.product-info {padding:20px}
.product-info h3 {font-family:'Noto Serif SC',serif;font-size:1.3rem;margin-bottom:10px;color:var(--primary-color)}
.product-info p {color:var(--light-text);margin-bottom:15px}
.product-price {font-weight:600;color:var(--accent-color);font-size:1.2rem}
.custom-service {padding:100px 0;background-color:var(--white)}
.service-content {display:flex;flex-wrap:wrap;gap:40px;align-items:center}
.service-image {flex:1;min-width:300px;position:relative;overflow:hidden;border-radius:var(--border-radius);box-shadow:var(--box-shadow)}
.service-image img {width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.service-image:hover img {transform:scale(1.05)}
.service-text {flex:1;min-width:300px}
.service-text h2 {font-family:'Noto Serif SC',serif;font-size:2rem;margin-bottom:20px;color:var(--primary-color)}
.service-text p {margin-bottom:30px;font-size:1.1rem;line-height:1.8}
.service-features {list-style:none;margin-bottom:40px}
.service-features li {margin-bottom:15px;display:flex;align-items:center}
.service-features li::before {content:'✓';color:var(--secondary-color);font-weight:bold;margin-right:10px;font-size:1.2rem}
.contact {padding:100px 0;background-color:var(--primary-color);color:var(--white)}
.contact-content {display:flex;flex-wrap:wrap;gap:40px}
.contact-info {flex:1;min-width:300px}
.contact-info h2 {font-family:'Noto Serif SC',serif;font-size:2rem;margin-bottom:30px}
.contact-details {list-style:none;margin-bottom:40px}
.contact-details li {margin-bottom:20px;display:flex;align-items:center}
.contact-details li::before {content:'';width:20px;height:20px;background-color:var(--secondary-color);border-radius:50%;margin-right:15px}
.contact-form {flex:1;min-width:300px}
.form-group {margin-bottom:20px}
.form-group label {display:block;margin-bottom:5px;font-weight:500}
.form-group input,.form-group textarea {width:100%;padding:15px;border:none;border-radius:var(--border-radius);font-size:1rem;font-family:'Noto Sans SC',sans-serif}
.form-group textarea {resize:vertical;min-height:150px}
.submit-button {display:inline-block;padding:15px 30px;background-color:var(--secondary-color);color:var(--white);border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition)}
.submit-button:hover {background-color:#2980b9;transform:translateY(-3px)}
.featured {padding:100px 0;background-color:var(--background-color)}
.featured-content {display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px;margin-top:60px}
.featured-item {background-color:var(--white);border-radius:var(--border-radius);padding:30px;box-shadow:var(--box-shadow);transition:var(--transition)}
.featured-item:hover {transform:translateY(-5px);box-shadow:0 15px 30px rgba(0,0,0,0.1)}
.featured-item h3 {font-family:'Noto Serif SC',serif;font-size:1.5rem;margin-bottom:15px;color:var(--primary-color)}
.featured-item p {color:var(--light-text);margin-bottom:20px;line-height:1.8}
.featured-details {list-style:none}
.featured-details li {margin-bottom:10px;padding-left:20px;position:relative}
.featured-details li::before {content:'✓';color:var(--secondary-color);font-weight:bold;position:absolute;left:0}
.reviews {padding:100px 0;background-color:var(--white)}
.reviews-content {display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:60px}
.review-item {background-color:var(--background-color);border-radius:var(--border-radius);padding:25px;box-shadow:var(--box-shadow);transition:var(--transition)}
.review-item:hover {transform:translateY(-5px);box-shadow:0 15px 30px rgba(0,0,0,0.1)}
.review-header {display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
.review-header h4 {font-family:'Noto Serif SC',serif;font-size:1.1rem;color:var(--primary-color)}
.review-rating {color:#f39c12;font-size:1.2rem}
.review-item p {color:var(--light-text);margin-bottom:15px;line-height:1.6}
.review-date {color:#95a5a6;font-size:0.9rem;text-align:right}
.faq {padding:100px 0;background-color:var(--background-color)}
.faq-content {max-width:800px;margin:60px auto 0}
.faq-item {background-color:var(--white);border-radius:var(--border-radius);padding:25px;margin-bottom:20px;box-shadow:var(--box-shadow);transition:var(--transition)}
.faq-item:hover {transform:translateX(5px)}
.faq-question {font-family:'Noto Serif SC',serif;font-size:1.2rem;margin-bottom:15px;color:var(--primary-color)}
.faq-answer {color:var(--light-text);line-height:1.8}
.partners {padding:100px 0;background-color:var(--white)}
.partners-content {display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:60px}
.partner-item {background-color:var(--background-color);border-radius:var(--border-radius);padding:25px;box-shadow:var(--box-shadow);transition:var(--transition);text-align:center}
.partner-item:hover {transform:translateY(-5px);box-shadow:0 15px 30px rgba(0,0,0,0.1)}
.partner-item h3 {font-family:'Noto Serif SC',serif;font-size:1.3rem;margin-bottom:15px;color:var(--primary-color)}
.partner-item p {color:var(--light-text);line-height:1.6}
.footer {background-color:#1a252f;color:var(--white);padding:50px 0;text-align:center}
.footer-content {display:flex;flex-wrap:wrap;gap:40px;justify-content:space-around;margin-bottom:40px}
.footer-section {flex:1;min-width:200px}
.footer-section h3 {font-family:'Noto Serif SC',serif;font-size:1.2rem;margin-bottom:20px;color:var(--secondary-color)}
.footer-section ul {list-style:none}
.footer-section ul li {margin-bottom:10px}
.footer-section ul li a {color:rgba(255,255,255,0.7);text-decoration:none;transition:var(--transition)}
.footer-section ul li a:hover {color:var(--white)}
.footer-bottom {border-top:1px solid rgba(255,255,255,0.1);padding-top:20px}
@media (max-width:768px) {.nav-links {position:fixed;top:70px;left:0;width:100%;background-color:var(--white);flex-direction:column;align-items:center;padding:20px 0;box-shadow:var(--box-shadow);transform:translateY(-150%);opacity:0;transition:var(--transition)}.nav-links.active {transform:translateY(0);opacity:1}.hamburger {display:block}.hamburger.active span:nth-child(1) {transform:rotate(45deg) translate(5px,5px)}.hamburger.active span:nth-child(2) {opacity:0}.hamburger.active span:nth-child(3) {transform:rotate(-45deg) translate(7px,-6px)}.hero h1 {font-size:2.5rem}.section-title {font-size:2rem}}
@keyframes fadeInUp {from {opacity:0;transform:translateY(30px)} to {opacity:1;transform:translateY(0)}}
.fade-in {opacity:0;transform:translateY(30px);transition:var(--transition)}
.fade-in.visible {opacity:1;transform:translateY(0)}
.loading {position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--white);display:flex;align-items:center;justify-content:center;z-index:9999;transition:var(--transition)}
.loading.hidden {opacity:0;visibility:hidden}
.loading-spinner {width:50px;height:50px;border:5px solid var(--background-color);border-top:5px solid var(--secondary-color);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin {0% {transform:rotate(0deg)} 100% {transform:rotate(360deg)}}