:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --dark-bg: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 50%, #16213e 100%);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --shadow-glow: 0 20px 60px rgba(79, 172, 254, 0.3);
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.7;
    transition: all 0.3s ease;
    min-height: 100vh;
    padding: 120px 30px 60px;
}

body.light-theme {
    --dark-bg: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.1);
    --text-primary: #1e293b;
    --text-secondary: rgba(30, 41, 59, 0.7);
    --text-muted: rgba(30, 41, 59, 0.6);
    --shadow-glow: 0 20px 60px rgba(79, 172, 254, 0.2);
}

/* Background Effects */
.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: var(--accent-gradient);
    opacity: 0.1;
    animation: floatShape 20s ease-in-out infinite;
}

.shape:nth-child(1) { width: 300px; height: 300px; top: 10%; left: -10%; animation-delay: 0s; }
.shape:nth-child(2) { width: 200px; height: 200px; top: 60%; right: -5%; animation-delay: -7s; }
.shape:nth-child(3) { width: 150px; height: 150px; bottom: 20%; left: 20%; animation-delay: -14s; }
.shape:nth-child(4) { width: 400px; height: 400px; top: 30%; right: 10%; animation-delay: -5s; opacity: 0.05; }

@keyframes floatShape {
    0%, 100% { transform: translateY(0px) rotate(0deg) scale(1); }
    33% { transform: translateY(-30px) rotate(120deg) scale(1.1); }
    66% { transform: translateY(20px) rotate(240deg) scale(0.9); }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 15s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0.6; }
    50% { transform: translateY(-100px) translateX(50px) scale(1.5); opacity: 1; }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 15px 0;
    background: rgba(12, 12, 12, 0.95);
}

.nav {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 50px;
}

.logo {
    font-size: 42px;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -2px;
    filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.5));
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    position: relative;
    padding: 8px 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link::before {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background: var(--accent-gradient);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-link:hover::before {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-accent);
    transform: translateY(-2px);
}

.nav-item {
    position: relative;
}

.nav-item.active .nav-link {
    color: var(--text-accent);
}

.nav-item .fa-chevron-down {
    font-size: 12px;
    margin-left: 5px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 10px;
    display: none;
    z-index: 1000;
    min-width: 200px;
    backdrop-filter: blur(10px);
}

.nav-item:hover .dropdown-menu {
    display: block;
}

.dropdown-item {
    color: var(--text-primary);
    text-decoration: none;
    padding: 8px 15px;
    display: block;
    transition: background 0.3s ease;
}

.dropdown-item:hover {
    background: rgba(79, 172, 254, 0.2);
}

.dropdown-item.active {
    background: rgba(79, 172, 254, 0.2);
    color: var(--text-accent);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 1200;
    position: relative;
}

.nav-toggle:hover {
    color: var(--text-accent);
}

.control-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 16px;
    padding: 10px 15px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.control-btn:hover {
    background: var(--accent-gradient);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.language-toggle {
    position: relative;
}

.language-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 16px;
    padding: 10px 15px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.language-dropdown {
    display: none;
    position: absolute;
    top: 40px;
    right: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 10px;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.language-dropdown.show {
    display: block;
}

.language-dropdown a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 8px 15px;
    display: block;
    transition: background 0.3s ease;
}

.language-dropdown a:hover {
    background: rgba(79, 172, 254, 0.2);
}

.cta-button {
    padding: 12px 28px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 25px;
    color: white;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(12, 12, 12, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    overflow-y: auto;
    transform: translateX(-100%);
}

body.light-theme .mobile-nav {
    background: rgba(248, 250, 252, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.2);
}

body.light-theme .mobile-nav-header {
    background: rgba(255, 255, 255, 0.2);
}

.mobile-close {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 28px;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-close:hover {
    color: var(--text-accent);
    background: rgba(79, 172, 254, 0.2);
    transform: scale(1.1);
}

.mobile-nav-menu {
    padding: 40px 30px;
    height: calc(100vh - 80px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.mobile-nav-item {
    width: 100%;
    max-width: 300px;
    text-align: center;
}

.mobile-nav-item.active .mobile-nav-link {
    color: #ffffff;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    text-shadow: none;
    font-weight: 700;
    transform: scale(1.05);
}

body.light-theme .mobile-nav-item.active .mobile-nav-link {
    color: #ffffff;
}

.mobile-nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 24px;
    font-weight: 600;
    display: block;
    padding: 20px 30px;
    border-radius: 15px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-shadow: none;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    backdrop-filter: blur(10px);
}

body.light-theme .mobile-nav-link {
    color: #1e293b;
}

.mobile-nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(79, 172, 254, 0.2), transparent);
    transition: left 0.6s ease;
}

.mobile-nav-link:hover::before {
    left: 100%;
}

.mobile-nav-link:hover {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.8) 0%, rgba(0, 242, 254, 0.8) 100%);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.4);
    border-color: rgba(79, 172, 254, 0.5);
}

body.light-theme .mobile-nav-link:hover {
    color: #ffffff;
}

.mobile-nav-link.active {
    color: #ffffff;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    font-weight: 700;
}

body.light-theme .mobile-nav-link.active {
    color: #ffffff;
}

.mobile-dropdown-toggle {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    margin-top: 10px;
    transition: color 0.3s ease;
    display: block;
    text-align: center;
    width: 100%;
}

.mobile-dropdown-toggle:hover {
    color: var(--text-accent);
}

.mobile-dropdown {
    display: none;
    margin-top: 10px;
    padding-left: 0;
}

.mobile-dropdown.active {
    display: block;
}

.mobile-dropdown .mobile-nav-link {
    font-size: 20px;
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin: 5px 0;
}

body.light-theme .mobile-dropdown .mobile-nav-link {
    background: rgba(255, 255, 255, 0.3);
}

.mobile-dropdown .mobile-nav-link:hover {
    background: rgba(79, 172, 254, 0.2);
}

body.light-theme .mobile-dropdown .mobile-nav-link:hover {
    background: rgba(79, 172, 254, 0.2);
}

/* Overlay for mobile nav */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    backdrop-filter: blur(5px);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Container */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Contact Container */
.contact-container {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
}

.contact-title {
    font-size: clamp(48px, 8vw, 72px);
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff 0%, #4facfe 50%, #00f2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    letter-spacing: -2px;
    line-height: 1.2;
}

.contact-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 30px;
    font-weight: 400;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.contact-section {
    background: var(--glass-bg);
    padding: 30px 20px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.contact-section:hover::before {
    transform: translateX(0);
}

.contact-section:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(79, 172, 254, 0.3);
}

.customer-support {
    border-left-color: #28a745;
}

.customer-support::before {
    background: rgba(40, 167, 69, 0.2);
}

.vendor-support {
    border-left-color: #ffc107;
}

.vendor-support::before {
    background: rgba(255, 193, 7, 0.2);
}

.legal-support {
    border-left-color: #dc3545;
}

.legal-support::before {
    background: rgba(220, 53, 69, 0.2);
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.section-title .icon {
    font-size: 1.4rem;
}

.contact-item {
    background: rgba(0, 0, 0, 0.2);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.contact-item:hover {
    background: rgba(79, 172, 254, 0.1);
    transform: translateX(5px);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.contact-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: white;
    transition: all 0.3s ease;
}

.phone-icon {
    background: #28a745;
}

.email-icon {
    background: #00d4ff;
}

.whatsapp-icon {
    background: #25d366;
}

.social-icon {
    background: #6f42c1;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.contact-value {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 2px;
}

.contact-link {
    color: var(--text-accent);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: #0077b6;
    text-decoration: underline;
}

.hours-badge {
    display: inline-block;
    background: #28a745;
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-top: 5px;
}

.social-links {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #6f42c1;
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.twitter-link {
    background: #1da1f2;
}

.instagram-link {
    background: #e4405f;
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.address-section {
    background: rgba(253, 126, 20, 0.05);
    padding: 30px 20px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    margin-top: 50px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.address-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: #fd7e14;
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.address-section:hover::before {
    transform: translateX(0);
}

.address-section:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(253, 126, 20, 0.3);
}

.address-title {
    font-size: 24px;
    color: #fd7e14;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.address-details {
    background: rgba(0, 0, 0, 0.2);
    padding: 20px;
    border-radius: 12px;
}

.company-name {
    font-weight: 600;
    color: #fd7e14;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.address-text {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-message {
    text-align: center;
    padding: 30px;
    background: var(--glass-bg);
    color: var(--text-secondary);
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 50px;
    box-shadow: var(--shadow-soft);
}

.footer-message .highlight {
    font-weight: 700;
    color: var(--text-accent);
}

/* Footer */
.footer {
    padding: 80px 50px 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    position: relative;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--text-accent);
    transform: translateX(5px);
}

.footer-links a.active {
    color: var(--text-accent);
}

.footer-social {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.footer-social a {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-social a:hover {
    background: var(--accent-gradient);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        padding: 0 20px;
        flex-wrap: wrap;
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    body {
        padding: 100px 20px 40px;
    }

    .main-container {
        padding: 0;
    }

    .contact-title {
        font-size: clamp(36px, 6vw, 48px);
    }

    .contact-subtitle {
        font-size: 16px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-section {
        padding: 20px;
    }

    .address-section {
        padding: 20px;
    }

    .footer {
        padding: 40px 20px;
    }
}

@media (max-width: 480px) {
    .contact-title {
        font-size: clamp(28px, 5vw, 36px);
    }

    .contact-subtitle {
        font-size: 14px;
    }

    .control-btn {
        padding: 8px 12px;
        font-size: 14px;
    }

    .cta-button {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animation */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(79, 172, 254, 0.2);
    border-top: 3px solid #4facfe;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--glass-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-gradient);
}