:root {
    --bg: #f1f5f9;
    --surface: #ffffff;
    --surface-alt: #e2e8f0;
    --text: #1e293b;
    --muted: #64748b;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --dark: #0f172a;
    --dark-2: #0b1120;
    --border: #dbe3ee;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a {
    text-decoration: none;
    transition: 0.25s ease;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
}

.site-header {
    background: rgba(11, 17, 32, 0.96);
    position: sticky;
    top: 0;
    z-index: 999;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    padding: 14px 0;
}

.header-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    color: #fff;
    font-weight: 700;
    font-size: 1.35rem;
}

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

.main-nav a {
    color: #fff;
    padding: 8px 12px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(255, 255, 255, 0.12);
}

.site-main {
    padding: 30px 0 0;
}

.hero {
    margin: 0 auto 30px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 24px;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark), #0ea5e9);
    color: #fff;
    padding: 60px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.hero h1 {
    font-size: 2.7rem;
    line-height: 1.15;
    margin-bottom: 18px;
}

.hero p {
    font-size: 1.05rem;
    margin-bottom: 24px;
    max-width: 680px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    display: inline-block;
    padding: 13px 22px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.95rem;
}

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

.btn-primary:hover {
    background: #eff6ff;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.22);
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-card h3 {
    margin-bottom: 10px;
    font-size: 1.35rem;
}

.section {
    padding: 60px 0;
}

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

.section-heading {
    max-width: 760px;
    margin: 0 auto 40px;
    text-align: center;
}

.section-heading h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.section-heading p {
    color: var(--muted);
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.card {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.card p {
    color: var(--muted);
    margin-bottom: 14px;
}

.card-tag {
    display: inline-block;
    margin-bottom: 10px;
    background: #dbeafe;
    color: var(--primary);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
}

.card-link {
    color: var(--primary);
    font-weight: 700;
}

.card-link:hover {
    color: var(--primary-dark);
}

.page-hero {
    background: linear-gradient(135deg, var(--dark), #1e3a8a);
    color: #fff;
    padding: 50px 20px;
    text-align: center;
    border-radius: var(--radius);
}

.page-hero h1 {
    font-size: 2.3rem;
    margin-bottom: 10px;
}

.page-hero p {
    max-width: 700px;
    margin: 0 auto;
}

.content-box {
    background: var(--surface);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.content-box h2 {
    margin-top: 24px;
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.content-box p {
    margin-bottom: 14px;
}

.custom-list,
.sitemap-list,
.footer-links {
    list-style: none;
    padding: 0;
}

.custom-list li,
.sitemap-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.sitemap-list a,
.footer-links a {
    color: var(--primary);
}

.contact-card {
    background: #f8fafc;
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: 12px;
    margin: 20px 0;
}

.cta-box {
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
}

.cta-box h2 {
    margin-bottom: 10px;
}

.footer-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    text-align: left;
}

.footer-col h3,
.footer-col h4 {
    margin-bottom: 12px;
}

.footer-links li {
    margin-bottom: 8px;
}

.site-footer {
    background: var(--dark-2);
    color: #fff;
    margin-top: 60px;
    padding: 40px 0 20px;
}

.site-footer a {
    color: #cbd5e1;
}

.site-footer a:hover {
    color: #fff;
}

.copyright {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    font-size: 0.92rem;
    color: #cbd5e1;
}

@media (max-width: 900px) {
    .hero-grid,
    .footer-wrap,
    .cta-box {
        grid-template-columns: 1fr;
        flex-direction: column;
        text-align: center;
    }

    .header-wrap {
        flex-direction: column;
    }

    .main-nav {
        justify-content: center;
    }

    .hero h1 {
        font-size: 2.1rem;
    }
}

@media (max-width: 600px) {
    .hero-grid {
        padding: 36px 22px;
    }

    .page-hero {
        padding: 40px 18px;
    }

    .content-box {
        padding: 24px;
    }

    .section {
        padding: 40px 0;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}