:root {
    --primary: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --accent: #f59e0b;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --border: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

/* Header */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.95);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
}

.logo:hover {
    color: var(--text);
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 800;
}

.main-nav {
    display: flex;
    gap: 8px;
}

.main-nav a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.9375rem;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary);
    background: rgba(30, 64, 175, 0.08);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: white;
    color: var(--primary);
}

.btn-primary:hover {
    background: var(--bg-alt);
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: white;
}

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

.btn-secondary:hover {
    background: var(--primary-dark);
    color: white;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.0625rem;
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: white;
    padding: 60px 0;
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.breadcrumb {
    font-size: 0.9375rem;
    opacity: 0.85;
}

.breadcrumb a {
    color: white;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* Content */
.content-block {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text);
}

.content-block h2 {
    font-size: 1.5rem;
    margin: 32px 0 16px;
    color: var(--text);
}

.content-block h2:first-child {
    margin-top: 0;
}

.content-block p {
    margin-bottom: 16px;
}

.content-block ul {
    margin: 16px 0 16px 24px;
}

.content-block li {
    margin-bottom: 8px;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: transparent;
}

.service-card-lg {
    padding: 40px;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(30, 64, 175, 0.1);
    color: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-light);
}

/* Stats */
.stats-section {
    background: var(--primary-dark);
    color: white;
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9375rem;
    opacity: 0.85;
}

/* CTA */
.cta-section {
    padding: 60px 0;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    padding: 60px;
    border-radius: var(--radius);
    text-align: center;
}

.cta-box h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-box p {
    opacity: 0.9;
    margin-bottom: 28px;
    font-size: 1.0625rem;
}

.cta-box .btn-primary {
    color: var(--primary);
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-details {
    margin-top: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-item-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-light);
    margin: 0;
}

.contact-form-wrap {
    background: white;
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

/* Alerts */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
}

.alert-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-error ul {
    margin: 0;
    padding-left: 20px;
}

/* Footer */
.site-footer {
    background: #111827;
    color: #d1d5db;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand h3 {
    color: white;
    margin-bottom: 12px;
}

.footer-brand p {
    color: #9ca3af;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 16px;
    font-size: 1rem;
}

.footer-links a {
    display: block;
    color: #9ca3af;
    margin-bottom: 10px;
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    margin-bottom: 8px;
    color: #9ca3af;
}

.footer-contact a {
    color: #9ca3af;
}

.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding: 24px 0;
    text-align: center;
    color: #6b7280;
    font-size: 0.875rem;
}

/* Utilities */
.text-center { text-align: center; }
.mt-4 { margin-top: 32px; }

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow);
    }

    .main-nav.open {
        display: flex;
    }

    .hero {
        padding: 60px 0;
    }

    .section {
        padding: 48px 0;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .cta-box {
        padding: 40px 24px;
    }

    .page-hero h1 {
        font-size: 2rem;
    }
}