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

:root {
    --primary: #1a3a5c;
    --primary-light: #2a5a8c;
    --accent: #e8913a;
    --accent-hover: #d4801f;
    --dark: #0f1c2e;
    --text: #2c3e50;
    --text-light: #6b7b8d;
    --bg-light: #f7f9fc;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

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

.nav-links a:hover {
    color: var(--primary);
}

.cta-button {
    display: inline-block;
    padding: 10px 24px;
    background: var(--accent);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.cta-button:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    background: linear-gradient(135deg, var(--bg-light) 0%, #e8eef5 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(232, 145, 58, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.15;
    color: var(--dark);
    margin-bottom: 20px;
}

.highlight {
    color: var(--accent);
    position: relative;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 500px;
}

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

.btn-primary {
    display: inline-block;
    padding: 14px 32px;
    background: var(--accent);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(232, 145, 58, 0.4);
}

.btn-secondary {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: var(--primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    border: 2px solid var(--primary);
    transition: var(--transition);
}

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

.hero-image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    object-fit: cover;
}

/* Services */
.services {
    padding: 100px 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 40px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.service-image {
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: 28px;
}

.service-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-content p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

/* About */
.about {
    padding: 100px 0;
    background: var(--bg-light);
}

.about .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    font-size: 40px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.about-content > p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-features {
    list-style: none;
    display: grid;
    gap: 16px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
}

.check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: rgba(232, 145, 58, 0.12);
    color: var(--accent);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    object-fit: cover;
}

/* Contact */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    margin-top: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.info-icon {
    width: 48px;
    height: 48px;
    background: rgba(26, 58, 92, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.info-text h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.info-text p {
    color: var(--text-light);
    font-size: 15px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-form input,
.contact-form textarea {
    padding: 14px 18px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    color: var(--text);
    transition: var(--transition);
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(232, 145, 58, 0.15);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form .btn-primary {
    align-self: flex-start;
    padding: 14px 40px;
}

/* Footer */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-brand p {
    margin-top: 12px;
    font-size: 15px;
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

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

.footer-contact p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-subtitle {
        max-width: 100%;
    }

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

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about .container {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-content h1 {
        font-size: 36px;
    }

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

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 30px;
    }

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

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

    .about-content h2 {
        font-size: 30px;
    }

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