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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

/* Make top brand link readable on dark header */
.logo a {
    color: #ffffff;
    text-decoration: none;
}

.logo a:hover {
    opacity: 0.9;
}

.logo span {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 300;
}

.phone-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.phone-btn:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.phone-btn i {
    animation: ring 2s ease-in-out infinite;
}

@keyframes ring {
    0%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(-10deg); }
    20%, 40% { transform: rotate(10deg); }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
    color: white;
    border-color: #ff6b6b;
    box-shadow: 0 4px 15px rgba(255,107,107,0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff5252 0%, #ff3838 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255,107,107,0.5);
}

.btn-primary i {
    margin-right: 8px;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255,255,255,0.3);
}

.btn-secondary i {
    margin-right: 8px;
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

/* Guarantee Banner */
.guarantee-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 3rem 0;
    position: relative;
    overflow: hidden;
}

.guarantee-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 120%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.guarantee-content {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2rem;
    align-items: center;
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.guarantee-icon {
    font-size: 4rem;
    color: #fff;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.guarantee-text {
    color: white;
}

.guarantee-text h3 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.guarantee-text h3 i {
    color: #4ade80;
    font-size: 1.6rem;
}

.guarantee-text p {
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.95;
}

.guarantee-text strong {
    color: #fbbf24;
    font-weight: 700;
}

.guarantee-badge {
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-circle {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
    border: 3px solid rgba(255, 255, 255, 0.5);
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% { 
        transform: scale(1); 
        box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
    }
    50% { 
        transform: scale(1.05); 
        box-shadow: 0 10px 35px rgba(251, 191, 36, 0.6);
    }
}

.badge-circle i {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 0.3rem;
}

.badge-circle span {
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.2;
    text-transform: uppercase;
}

/* Services Section */
.services {
    padding: 5rem 0;
    background: #f8f9fa;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e9ecef;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #667eea;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

/* Why Choose Us */
.why-choose {
    padding: 5rem 0;
    background: white;
}

.why-choose h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2rem;
}

.feature {
    text-align: center;
    padding: 2rem 1rem;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 70px;
    height: 70px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.feature:hover .feature-icon {
    transform: scale(1.15);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
}

.feature h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.feature p {
    color: #666;
    line-height: 1.6;
}

.feature-highlight {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 15px;
    padding: 2rem 1.5rem;
    border: 2px solid #667eea;
    position: relative;
    overflow: hidden;
}

.feature-highlight::before {
    content: '⭐';
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 2rem;
    opacity: 0.3;
}

.feature-highlight h3 {
    color: #667eea;
}

.feature-highlight .feature-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.feature-highlight .feature-icon i {
    color: #fff;
}

/* Process Section */
.process {
    padding: 5rem 0;
    background: #f8f9fa;
}

.process h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.3);
}

.step-number {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.step p {
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: white;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.contact-info h4 {
    font-size: 1.2rem;
    color: #667eea;
    margin-bottom: 2rem;
}

.contact-details {
    margin-bottom: 3rem;
}

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0.5rem;
}

.contact-item strong i {
    color: #667eea;
    width: 20px;
}

.contact-item p {
    color: #666;
    margin-left: 1.5rem;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-content .cta-section {
    grid-column: 1 / -1;
    margin-top: 0.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 3rem 2rem;
    border-radius: 15px;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.cta-section h3,
.cta-section p,
.cta-section .btn {
    position: relative;
    z-index: 1;
}

.cta-section h3 {
    margin-bottom: 1rem;
}

.cta-section p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.service-area h3 {
    font-size: 1.4rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.service-area p {
    color: #666;
    margin-bottom: 1rem;
}

.service-area ul {
    list-style: none;
}

.service-area li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.service-area li:before {
    content: "✓";
    color: #28a745;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Backlinks Section */
.backlinks {
    padding: 3.5rem 0;
    background: #f4f7fb;
    border-top: 1px solid #e9ecef;
    border-bottom: 1px solid #e9ecef;
}

.backlinks h2 {
    text-align: center;
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 1.25rem;
}

.backlinks p {
    color: #4a5568;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    line-height: 1.8;
}

.backlinks a {
    color: #2a5298;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid rgba(42,82,152,0.3);
    transition: all 0.3s ease;
    padding-bottom: 2px;
}

.backlinks a:hover {
    color: #1e3c72;
    border-bottom-color: #1e3c72;
    padding-bottom: 4px;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #ecf0f1;
}

.footer-section p,
.footer-section li {
    color: #bdc3c7;
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #5dade2;
    text-decoration: underline;
}

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

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 1rem;
    text-align: center;
    color: #bdc3c7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services h2,
    .why-choose h2,
    .process h2,
    .contact h2 {
        font-size: 2rem;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 3rem 0;
    }
    
    .cta-section {
        padding: 2rem 1.5rem;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .services,
    .why-choose,
    .process,
    .contact {
        padding: 3rem 0;
    }
    
    .service-card,
    .step {
        padding: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Loading animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animation classes for scroll reveal */
.animate-prepare {
    opacity: 0;
    transform: translateY(30px);
}

.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Performance optimization: will-change for animated elements */
.service-card:hover,
.step:hover,
.feature:hover {
    will-change: transform;
}

.btn {
    will-change: transform, box-shadow;
}

.btn:not(:hover) {
    will-change: auto;
}