:root {
    --primary-color: #ff2d55;
    --secondary-color: #ffd700;
    --bg-dark: #050505;
    --bg-light-dark: #121212;
    --text-light: #ffffff;
    --text-muted: #a0a0a0;
    --link-color: #ffffff; /* Deep background, white links */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-dark);
    color: var(--text-light);
    overflow-x: hidden;
}

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

/* Header & Nav */
header {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    padding: 15px 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo img {
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-links a {
    text-decoration: none;
    color: var(--link-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1574091237487-055594374355?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(5,5,5,0.4) 50%, rgba(0,0,0,0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 25px;
    font-weight: 800;
    line-height: 1.2;
}

.highlight {
    color: var(--secondary-color);
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: var(--text-muted);
    font-weight: 300;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: 1px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(255, 45, 85, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
}

.btn-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--bg-dark);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(255, 215, 0, 0.2);
}

/* Sections */
.section-padding {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 60px;
    color: var(--text-light);
    font-weight: 700;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

.bg-alt {
    background-color: var(--bg-light-dark);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.service-card {
    background-color: rgba(255, 255, 255, 0.03);
    padding: 50px 30px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.service-card:hover {
    transform: translateY(-15px);
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
}

.service-card i {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.service-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: var(--transition);
}

.service-card a:hover {
    letter-spacing: 1px;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    height: 500px;
    position: relative;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* About */
.about-content {
    display: flex;
    align-items: center;
    gap: 80px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    text-align: left;
    margin-bottom: 30px;
}

.about-text h2::after {
    left: 0;
    transform: none;
}

.about-text p {
    margin-bottom: 25px;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.about-image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.about-image img {
    width: 100%;
    display: block;
}

/* Feedback */
.feedback-slider {
    display: flex;
    overflow-x: auto;
    gap: 30px;
    padding: 20px 0 40px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-dark);
}

.feedback-item {
    min-width: 350px;
    background-color: var(--bg-dark);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
}

.feedback-item::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
}

.feedback-item p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-light);
}

.feedback-item h4 {
    color: var(--secondary-color);
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: #020202;
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 215, 0, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-info h3 {
    color: var(--secondary-color);
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.footer-info p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

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

.social-links a {
    color: var(--text-light);
    font-size: 1.8rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: scale(1.2);
}

.footer-links ul, .footer-areas ul {
    list-style: none;
}

.footer-links li, .footer-areas li {
    margin-bottom: 12px;
}

.footer-links a, .footer-areas a {
    text-decoration: none;
    color: var(--text-muted);
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-links a:hover, .footer-areas a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-faq h4, .footer-links h4, .footer-areas h4 {
    margin-bottom: 30px;
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 1.1rem;
}

.faq-item {
    margin-bottom: 25px;
}

.faq-item h5 {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 1rem;
}

.faq-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.faq-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--primary-color);
    text-decoration: none;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease-out;
}

.animate-up.show {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .about-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-title {
        font-size: 2.2rem;
    }
}