:root {
    --color-primary: #2c3e50;
    --color-secondary: #3498db;
    --color-accent: #5dade2;
    --color-light: #ecf0f1;
    --color-dark: #1a252f;
    --color-text: #2c3e50;
    --color-text-light: #7f8c8d;
    --font-display: 'Quicksand', sans-serif;
    --font-body: 'Nunito', sans-serif;
    --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: var(--font-body);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--color-light);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 37, 47, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

nav.scrolled {
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 45px;
    transition: var(--transition);
}

.logo-link {
    display: inline-block;
    text-decoration: none;
}

.logo:hover {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
    transition: var(--transition);
}

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

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-secondary);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu span {
    width: 25px;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #1a252f 0%, #2c3e50 50%, #34495e 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(52,152,219,0.08)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    color: #fff;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    animation: fadeInUp 1s ease-out;
}

.hero h1 strong {
    font-weight: 700;
    color: var(--color-secondary);
    display: block;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: rgba(255,255,255,0.9);
    max-width: 700px;
    margin-bottom: 3rem;
    font-weight: 300;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

/* Page Hero (smaller version for internal pages) */
.page-hero {
    min-height: 50vh;
    background: linear-gradient(135deg, #1a252f 0%, #2c3e50 50%, #34495e 100%);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 80px;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(52,152,219,0.08)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.page-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 300;
    color: #fff;
    margin-bottom: 1rem;
}

.page-hero h1 strong {
    font-weight: 700;
    color: var(--color-secondary);
}

.page-hero p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.9);
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    padding: 1rem 2.5rem;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    display: inline-block;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-secondary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.1);
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

/* Sections */
section {
    padding: 8rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-tag {
    font-size: 0.85rem;
    color: var(--color-secondary);
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-primary);
    font-weight: 300;
    margin-bottom: 1.5rem;
}

.section-title strong {
    font-weight: 600;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Intro Section */
.intro-section {
    background: #fff;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-text p {
    margin-bottom: 1.5rem;
    color: var(--color-text-light);
    font-size: 1.05rem;
}

.intro-text .btn {
    margin-top: 1rem;
}

.intro-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.stat-card {
    background: var(--color-light);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    border-left: 4px solid var(--color-secondary);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--color-text);
    font-weight: 500;
}

/* Services Preview */
.services-preview {
    background: var(--color-light);
}

.services-grid-home {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card-home {
    background: #fff;
    padding: 2.5rem;
    border-radius: 20px;
    transition: var(--transition);
    border-top: 3px solid var(--color-secondary);
}

.service-card-home:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card-home h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.service-card-home p {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-link {
    color: var(--color-secondary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

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

/* CTA Section */
.cta-section {
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    padding: 6rem 2rem;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-content .cta-buttons {
    justify-content: center;
}

/* Footer */
footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.8);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: 1.5rem;
    font-family: var(--font-display);
    font-size: 1.3rem;
}

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

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-secondary);
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    section {
        padding: 5rem 0;
    }
}

@media (max-width: 640px) {
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        text-align: center;
    }
}