:root {
    --bg: #f4f7fb;
    --surface: #ffffff;
    --text: #172033;
    --muted: #64748b;
    --header-bg: #0f172a;
    --wpp: #25d366;
    --alt: #f59e0b;
    --border: #e2e8f0;
    --accent: #2563eb;
    --container-max: 1100px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
iframe {
    max-width: 100%;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1rem;
}

.site-header {
    background: rgba(15, 23, 42, 0.96);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(8px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: inherit;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.brand-logo {
    display: block;
    height: 46px;
    width: auto;
    object-fit: contain;
}

.nav-list {
    display: flex;
    gap: 0.4rem;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-list a {
    color: inherit;
    text-decoration: none;
    padding: 0.5rem 0.7rem;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.nav-list a:hover,
.nav-list a:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    outline: none;
}

.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    background: linear-gradient(120deg, rgba(15, 23, 42, 0.78), rgba(37, 99, 235, 0.62)), url("img/banner.jpg") center/cover no-repeat;
    padding: 4rem 0;
}

.hero-content {
    max-width: 760px;
}

.hero-logo {
    display: block;
    width: min(320px, 78vw);
    height: auto;
    margin: 0 auto 1.2rem;
    filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.24));
}

.eyebrow {
    display: inline-block;
    margin: 0 0 0.75rem;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.hero h2 {
    margin: 0 0 0.8rem;
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    line-height: 1.2;
}

.hero p {
    margin: 0;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.95);
}

.links {
    margin-top: 1.25rem;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 1rem 1.6rem;
    border-radius: 999px;
    background: var(--wpp);
    color: #fff;
    text-decoration: none;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    font-weight: 800;
    letter-spacing: 0.02em;
    min-width: 280px;
    max-width: 100%;
    text-align: center;
    white-space: normal;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-icon {
    width: 1.2rem;
    height: 1.2rem;
    flex-shrink: 0;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.btn:focus-visible {
    outline: 3px solid rgba(0, 0, 0, 0.16);
    outline-offset: 3px;
}

.section,
.hero {
    scroll-margin-top: 90px;
}

.section {
    padding: 3.5rem 0;
}

.section h2 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
}

.section p {
    margin-top: 0;
    color: var(--muted);
}

.highlights {
    background: rgba(255, 255, 255, 0.5);
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.highlight-card {
    padding: 1.3rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.highlight-card h3 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
}

.highlight-card p {
    margin: 0;
}

.service-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    padding: 0;
    margin: 1.25rem 0 0;
    list-style: none;
}

.service-list li {
    padding: 1.15rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
    text-align: center;
    font-weight: 700;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

.contact-section {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(255, 255, 255, 0.8));
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
    align-items: start;
}

.contact-list {
    padding: 0;
    margin: 0;
    list-style: none;
    color: var(--muted);
}

.contact-list li {
    margin: 0.5rem 0;
}

.contact-list a {
    color: var(--text);
    font-weight: 600;
}

.map {
    width: 100%;
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.map iframe {
    width: 100%;
    height: 320px;
    border: 0;
    display: block;
}

.site-footer {
    padding: 1.2rem 0;
    background: #0f172a;
    color: #cbd5e1;
    font-size: 0.95rem;
    text-align: center;
}

@media (max-width: 640px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-list {
        flex-wrap: wrap;
    }

    .brand-logo {
        height: 38px;
    }

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

    .hero {
        min-height: 80vh;
    }

    .btn {
        min-width: 100%;
        padding: 0.95rem 1.2rem;
    }
}