:root {
    --d-primary: #0f766e;
    --d-secondary: #134e4a;
    --d-accent: #14b8a6;
    --d-bg: #f8fafc;
    --d-text: #0f172a;
    --d-muted: #64748b;
    --d-header: #fff;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: Georgia, "Times New Roman", serif;
    background: var(--d-bg);
    color: var(--d-text);
    line-height: 1.65;
}
body.demo-dark { font-family: Inter, system-ui, sans-serif; }
a { color: var(--d-primary); text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }
.d-wrap { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.demo-ribbon {
    display: flex; flex-wrap: wrap; gap: 12px 20px; justify-content: center;
    padding: 8px 16px; background: #0f0f1a; color: #cbd5e1; font-family: Inter, system-ui, sans-serif; font-size: 0.82rem;
}
.demo-ribbon a { color: #67e8f9; }
.d-header { background: var(--d-header); position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(15,23,42,.08); }
.d-nav { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 16px; }
.d-logo { font-size: 1.35rem; font-weight: 700; color: var(--d-text); letter-spacing: -.02em; }
.d-links { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
.d-links a { color: var(--d-muted); font-family: Inter, system-ui, sans-serif; font-size: .95rem; }
.d-links a.is-on, .d-links a:hover { color: var(--d-primary); }
.d-cta, .d-btn {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--d-primary); color: #fff !important; padding: 12px 22px; border-radius: 999px;
    font-family: Inter, system-ui, sans-serif; font-weight: 600; border: 0; cursor: pointer;
}
.d-btn-ghost { background: transparent; color: var(--d-text) !important; border: 1px solid currentColor; }
.d-menu { display: none; background: none; border: 0; font-size: 1.4rem; color: var(--d-text); }
.d-hero { position: relative; min-height: 72vh; display: grid; }
.d-hero-media { position: absolute; inset: 0; }
.d-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.d-hero-copy {
    position: relative; z-index: 1; padding: 120px 0 80px; color: #fff;
    text-shadow: 0 2px 24px rgba(0,0,0,.45);
}
.d-hero-copy::before {
    content: ""; position: absolute; inset: 0 auto 0 50%; width: 100vw; left: 50%; transform: translateX(-50%);
    background: linear-gradient(90deg, rgba(0,0,0,.55), rgba(0,0,0,.15));
    z-index: -1;
}
.d-kicker { font-family: Inter, system-ui, sans-serif; letter-spacing: .12em; text-transform: uppercase; font-size: .75rem; margin-bottom: 12px; color: var(--d-accent); }
.d-hero h1, .d-pagehead h1, .d-article h1 { font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.15; margin-bottom: 16px; }
.d-lead { font-size: 1.15rem; max-width: 640px; margin-bottom: 28px; }
.d-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.d-section { padding: 72px 0; }
.d-alt { background: rgba(15,23,42,.04); }
.d-section h2 { font-size: 2rem; margin-bottom: 28px; }
.d-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.d-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.d-card {
    background: #fff; border-radius: 18px; overflow: hidden; color: inherit;
    box-shadow: 0 12px 40px rgba(15,23,42,.08);
}
.demo-dark .d-card { background: #111827; }
.d-card h3 { padding: 18px 18px 6px; font-size: 1.2rem; }
.d-card p { padding: 0 18px 20px; color: var(--d-muted); font-family: Inter, system-ui, sans-serif; font-size: .95rem; }
.d-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.d-split p { margin-bottom: 1rem; }
.d-pagehead { padding: 64px 0 24px; }
.d-article { max-width: 760px; }
.d-article-img { margin: 24px 0; border-radius: 16px; overflow: hidden; }
.d-prose p { margin-bottom: 1rem; }
.d-form { display: grid; gap: 14px; background: #fff; padding: 28px; border-radius: 18px; }
.demo-dark .d-form { background: #111827; }
.d-form label { display: grid; gap: 6px; font-family: Inter, system-ui, sans-serif; font-size: .9rem; }
.d-form input, .d-form textarea { padding: 12px 14px; border-radius: 10px; border: 1px solid #d6d3d1; font: inherit; background: transparent; color: inherit; }
.d-ok { color: var(--d-primary); }
.d-footer { padding: 48px 0; border-top: 1px solid rgba(15,23,42,.1); font-family: Inter, system-ui, sans-serif; }
.d-foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; }
.d-foot-grid a { display: block; margin: 6px 0; color: var(--d-muted); }
.d-muted { color: var(--d-muted); }
.d-lead-box {
    margin: 28px 0;
    padding: 22px 24px;
    border-radius: 16px;
    background: rgba(15,23,42,.05);
    border: 1px solid rgba(15,23,42,.08);
    font-family: Inter, system-ui, sans-serif;
}
.d-lead-box p { margin-bottom: 14px; }
.d-wa {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 60;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: #fff !important;
    padding: 14px 18px 14px 16px;
    border-radius: 999px;
    font-family: Inter, system-ui, sans-serif;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(37,211,102,.45);
}
.d-wa i { font-size: 1.55rem; }
.d-actions .d-btn i, .d-lead-box .d-btn i { margin-right: 8px; }
.hexa-shot { position: relative; overflow: hidden; }
.hexa-shot img { width: 100%; height: 100%; object-fit: cover; min-height: 180px; }
@media (max-width: 900px) {
    .d-grid, .d-grid-3, .d-split, .d-foot-grid { grid-template-columns: 1fr; }
    .d-menu { display: block; }
    .d-links { display: none; position: absolute; left: 0; right: 0; top: 110px; background: var(--d-header); padding: 16px; flex-direction: column; align-items: flex-start; }
    .d-links.open { display: flex; }
    .d-hero { min-height: 70vh; }
}