/* ================================================
   Langyue Auto - Industrial Automation Website
   Professional Theme with Rich Animations
   ================================================ */

/* CSS Variables */
:root {
    --primary-color: #0a192f;
    --secondary-color: #172a45;
    --accent-color: #64ffda;
    --accent-hover: #4fd1c5;
    --text-primary: #ccd6f6;
    --text-secondary: #8892b0;
    --white: #ffffff;
    --gray-light: #e6f1ff;
    --gradient-primary: linear-gradient(135deg, #0a192f 0%, #172a45 100%);
    --gradient-accent: linear-gradient(135deg, #64ffda 0%, #4fd1c5 100%);
    --gradient-hero: linear-gradient(135deg, #0a192f 0%, #1a365d 50%, #172a45 100%);
    --shadow-primary: 0 10px 40px rgba(10, 25, 47, 0.3);
    --shadow-card: 0 20px 60px rgba(10, 25, 47, 0.4);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--primary-color);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 15px 30px;
    border-radius: 0 0 10px 10px;
    z-index: 10000;
    transition: top 0.3s ease;
    font-weight: 600;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 25px;
    }
}

/* ================================================
   Navigation
   ================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
    transition: var(--transition-smooth);
    animation: slideDown 0.8s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.navbar.scrolled {
    background: rgba(10, 25, 47, 0.98);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    max-width: 1400px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

.nav-logo svg {
    filter: drop-shadow(0 0 20px rgba(100, 255, 218, 0.3));
}

.nav-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
}

.nav-logo-text span {
    color: var(--accent-color);
}

.nav-menu {
    display: flex;
    gap: 50px;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    position: relative;
    padding: 10px 0;
    transition: var(--transition-smooth);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px var(--accent-color);
}

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

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

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

.nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 30px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 3px;
    transition: var(--transition-smooth);
    transform-origin: center;
}

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

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(10, 25, 47, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        gap: 30px;
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition-smooth);
        border-bottom: 2px solid var(--accent-color);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-toggle {
        display: flex;
    }

    .navbar-container {
        padding: 20px 25px;
    }
}

/* ================================================
   Hero Section
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(100, 255, 218, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(79, 209, 197, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(100, 255, 218, 0.05) 0%, transparent 70%);
    animation: gradientPulse 8s ease-in-out infinite;
}

@keyframes gradientPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, var(--accent-color), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(100, 255, 218, 0.6), transparent),
        radial-gradient(1px 1px at 90px 40px, var(--white), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(100, 255, 218, 0.4), transparent),
        radial-gradient(1px 1px at 160px 30px, var(--white), transparent);
    background-size: 200px 100px;
    animation: particleFloat 20s linear infinite;
    opacity: 0.6;
}

@keyframes particleFloat {
    from {
        background-position: 0 0;
    }
    to {
        background-position: 200px 100px;
    }
}

.hero-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(100, 255, 218, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(100, 255, 218, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 30s linear infinite;
}

@keyframes gridMove {
    from {
        transform: perspective(500px) rotateX(60deg) translateY(0);
    }
    to {
        transform: perspective(500px) rotateX(60deg) translateY(60px);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 120px 0 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(100, 255, 218, 0.1);
    border: 1px solid rgba(100, 255, 218, 0.3);
    padding: 12px 24px;
    border-radius: 50px;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-badge svg {
    color: var(--accent-color);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.hero-badge span {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-title span {
    display: block;
}

.hero-title span:first-child {
    color: var(--white);
}

.hero-title span:last-child {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

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

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-white {
    background: var(--accent-color);
    color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.3);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(100, 255, 218, 0.4);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.hero-stat {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: var(--transition-smooth);
}

.hero-stat:hover {
    background: rgba(100, 255, 218, 0.05);
    transform: translateY(-5px);
    border-color: rgba(100, 255, 218, 0.3);
}

.hero-stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 10px;
    animation: countUp 2s ease-out;
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .hero-stat {
        padding: 20px;
    }
    
    .hero-stat-number {
        font-size: 2rem;
    }
}

/* ================================================
   Section Styles
   ================================================ */
.section {
    padding: 120px 0;
    position: relative;
}

.section-gray {
    background: var(--secondary-color);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-label {
    display: inline-block;
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
    position: relative;
}

.section-label::before,
.section-label::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40px;
    height: 2px;
    background: var(--accent-color);
}

.section-label::before {
    right: calc(100% + 15px);
}

.section-label::after {
    left: calc(100% + 15px);
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-header {
        margin-bottom: 50px;
    }
}

/* ================================================
   About Section
   ================================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(100, 255, 218, 0.1);
    border: 1px solid rgba(100, 255, 218, 0.3);
    padding: 10px 20px;
    border-radius: 50px;
    margin-bottom: 25px;
}

.about-badge svg {
    color: var(--accent-color);
}

.about-badge span {
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 600;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 30px;
    line-height: 1.3;
}

.about-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 40px;
}

.about-feature {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: rgba(100, 255, 218, 0.03);
    border-radius: 15px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: var(--transition-smooth);
}

.about-feature:hover {
    background: rgba(100, 255, 218, 0.05);
    transform: translateX(10px);
    border-color: rgba(100, 255, 218, 0.3);
}

.about-feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-feature-icon svg {
    color: var(--primary-color);
}

.about-feature-content h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.about-feature-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.about-visual {
    position: relative;
}

.about-image-container {
    position: relative;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.about-main-image {
    width: 100%;
    height: auto;
    display: block;
}

.phone-showcase {
    position: absolute;
    bottom: -40px;
    right: -40px;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.phone-frame {
    width: 160px;
    height: 280px;
    background: linear-gradient(145deg, #1a1a2e, #16213e);
    border-radius: 30px;
    padding: 15px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    border: 3px solid rgba(100, 255, 218, 0.3);
}

.phone-notch {
    width: 60px;
    height: 20px;
    background: #0a0a0f;
    border-radius: 10px;
    margin: 0 auto 20px;
}

.phone-content {
    height: calc(100% - 35px);
    background: linear-gradient(145deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.phone-content svg {
    color: var(--accent-color);
}

.phone-title {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
}

.phone-subtitle {
    color: var(--accent-color);
    font-size: 0.75rem;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-title {
        font-size: 2rem;
    }
    
    .phone-showcase {
        bottom: -20px;
        right: 20px;
    }
}

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

.service-card {
    background: rgba(10, 25, 47, 0.6);
    border-radius: 25px;
    padding: 45px 35px;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    background: rgba(10, 25, 47, 0.8);
    transform: translateY(-10px);
    box-shadow: var(--shadow-card);
    border-color: rgba(100, 255, 218, 0.3);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: rgba(100, 255, 218, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    background: var(--gradient-accent);
    transform: rotateY(180deg);
}

.service-icon svg {
    width: 40px;
    height: 40px;
    color: var(--accent-color);
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon svg {
    color: var(--primary-color);
}

.service-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 15px;
}

.service-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* ================================================
   Values Section
   ================================================ */
.values-grid {
    display: grid;
    gap: 40px;
}

.values-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.value-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 25px;
    padding: 50px 40px;
    text-align: center;
    border: 1px solid rgba(100, 255, 218, 0.1);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    width: 300%;
    height: 300%;
    background: radial-gradient(circle, rgba(100, 255, 218, 0.1) 0%, transparent 70%);
    transition: var(--transition-smooth);
    opacity: 0;
}

.value-card:hover::before {
    opacity: 1;
}

.value-card:hover {
    transform: translateY(-10px);
    border-color: rgba(100, 255, 218, 0.3);
    box-shadow: 0 30px 80px rgba(100, 255, 218, 0.1);
}

.value-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    border: 3px solid rgba(100, 255, 218, 0.3);
    transition: var(--transition-smooth);
}

.value-card:hover .value-icon {
    background: var(--gradient-accent);
    transform: scale(1.1);
}

.value-icon svg {
    width: 45px;
    height: 45px;
    color: var(--accent-color);
    transition: var(--transition-smooth);
}

.value-card:hover .value-icon svg {
    color: var(--primary-color);
}

.value-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 15px;
}

.value-description {
    color: var(--text-secondary);
    font-size: 1rem;
}

@media (max-width: 1024px) {
    .values-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ================================================
   CTA Section
   ================================================ */
.cta-section {
    padding: 150px 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(100, 255, 218, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(79, 209, 197, 0.1) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 25px;
    line-height: 1.2;
}

.cta-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

@media (max-width: 768px) {
    .cta-section {
        padding: 100px 0;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* ================================================
   Footer
   ================================================ */
.footer {
    background: var(--primary-color);
    padding: 40px 0 20px;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.footer-logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.footer-column h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    display: inline-block;
}

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

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

.footer-contact-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.footer-contact-item svg {
    width: 18px;
    height: 18px;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact-item span {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    transition: var(--transition-smooth);
}

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

@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

/* ================================================
   Animation Classes
   ================================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }

/* ================================================
   Utility Classes
   ================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mt-4 { margin-top: 40px; }
.mt-5 { margin-top: 50px; }

.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mb-4 { margin-bottom: 40px; }
.mb-5 { margin-bottom: 50px; }

/* Loading Animation */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(100, 255, 218, 0.2);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ================================================
   FAQ Card Styles
   ================================================ */
.faq-card {
    background: rgba(100, 255, 218, 0.03);
    border: 1px solid rgba(100, 255, 218, 0.1);
    border-radius: 16px;
    padding: 35px;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.faq-card:hover {
    background: rgba(100, 255, 218, 0.06);
    border-color: rgba(100, 255, 218, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(100, 255, 218, 0.1);
}

.faq-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

/* ================================================
   Social Links Styles
   ================================================ */
.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(100, 255, 218, 0.08);
    border: 1px solid rgba(100, 255, 218, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    transition: var(--transition-smooth);
}

.social-link svg {
    width: 22px;
    height: 22px;
}

.social-link:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--accent-color);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.3);
}

/* ================================================
   Contact Map Styles
   ================================================ */
.contact-map {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
}

.contact-map::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(100, 255, 218, 0.05) 0%, rgba(79, 209, 197, 0.05) 100%);
    pointer-events: none;
}