:root {
    --bg-primary: #011627;
    --bg-secondary: #072a42;
    --bg-card: #0a3450;
    --border: #0f4060;
    --accent: #4a9ec0;
    --accent-hover: #a3e0fa;
    --green: #3d9466;
    --orange: #c44d35;
    --red: #bf3453;
    --text: #e8edf2;
    --text-muted: #8fa8bf;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    margin: 0;
    padding: 0;
    line-height: 1.7;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

h1, h2, h3, h4 { color: #fff; }

/* ---- Navbar ---- */
.navbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar-brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 8px;
}
.navbar-brand:hover { color: var(--accent-hover); }
.navbar-logo { height: 28px; width: auto; }
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--text-muted); font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: #fff; }

/* ---- Hero ---- */
.hero {
    text-align: center;
    padding: 100px 20px 80px;
    background: linear-gradient(180deg, #041f35 0%, var(--bg-primary) 100%);
}
.hero h1 { font-size: 3rem; margin-bottom: 16px; letter-spacing: -0.5px; }
.hero h1 span { color: var(--accent); }
.hero p { color: var(--text-muted); font-size: 1.2rem; max-width: 680px; margin: 0 auto 32px; }

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: background 0.2s, transform 0.15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #011627; }
.btn-primary:hover { background: #5bb8d8; color: #011627; }
.btn-secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-green { background: var(--green); color: #fff; }
.btn-green:hover { background: #4aad78; }
.btn-orange { background: var(--orange); color: #fff; }
.btn-orange:hover { background: #d65c44; }
.btn-sm { padding: 8px 18px; font-size: 0.88rem; }
.btn-lg { padding: 14px 36px; font-size: 1.05rem; }

/* ---- Container ---- */
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* ---- Section ---- */
.section { padding: 80px 20px; }
.section-dark { background: var(--bg-secondary); }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { font-size: 2rem; margin-bottom: 10px; }
.section-title p { color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* ---- Cards ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 28px;
    transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card-icon { font-size: 2rem; margin-bottom: 12px; }
.card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.card p { color: var(--text-muted); font-size: 0.92rem; margin: 0; }

/* ---- Grid ---- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---- DB badges ---- */
.db-badges { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin: 24px 0; }
.db-badge {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
}
.db-badge-img { height: 45px; width: 80px; object-fit: contain; }
.db-card-img { height: 90px; width: 160px; object-fit: contain; margin-bottom: 12px; }

/* ---- Pricing ---- */
.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 36px 28px;
    text-align: center;
    position: relative;
}
.pricing-card.featured {
    border-color: var(--accent);
    box-shadow: 0 0 30px rgba(74, 158, 192, 0.15);
}
.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #011627;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}
.pricing-card h3 { font-size: 1.3rem; margin-bottom: 8px; }
.pricing-price { font-size: 2.2rem; font-weight: 700; color: #fff; margin: 16px 0; }
.pricing-price span { font-size: 0.9rem; font-weight: 400; color: var(--text-muted); }
.pricing-monthly { font-size: 0.88rem; color: var(--accent); margin-top: -20px; margin-bottom: 8px; letter-spacing: 0.3px; }
.pricing-features { list-style: none; padding: 0; margin: 20px 0 28px; text-align: left; }
.pricing-features li { padding: 6px 0; color: var(--text-muted); font-size: 0.92rem; border-bottom: 1px solid #0f3050; }
.pricing-features li::before { content: "✓ "; color: var(--green); font-weight: 700; }

/* ---- Download ---- */
.dl-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 32px;
    text-align: center;
}
.dl-card h3 { margin-bottom: 8px; }
.dl-card p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 16px; }

/* ---- Forms ---- */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 500; font-size: 0.92rem; }
.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text);
    font-size: 0.95rem;
}
.form-control:focus { outline: none; border-color: var(--accent); }

/* ---- Info boxes ---- */
.info-box {
    background: #0d2744;
    border: 1px solid #1a5276;
    border-left: 4px solid var(--accent);
    border-radius: 6px;
    padding: 16px 20px;
    margin: 16px 0;
}
.warning-box {
    background: #3e2723;
    border: 1px solid #6d4c41;
    border-left: 4px solid var(--orange);
    border-radius: 6px;
    padding: 16px 20px;
    margin: 16px 0;
}

/* ---- Docs ---- */
.doc-content { max-width: 860px; margin: 0 auto; }
.doc-content h2 { margin-top: 40px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.doc-content h3 { margin-top: 28px; color: #a3e0fa; }
.doc-content code {
    background: #091524;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 6px;
    font-size: 0.9em;
    color: #80cbc4;
}
.doc-content pre {
    background: #091524;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px 20px;
    overflow-x: auto;
    font-size: 0.88rem;
    line-height: 1.6;
    color: #b0bec5;
}
.doc-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.doc-content th, .doc-content td { padding: 10px 14px; border: 1px solid var(--border); text-align: left; font-size: 0.92rem; }
.doc-content th { background: #0d2137; color: var(--accent); }
.doc-content td { background: var(--bg-card); }

/* ---- Footer ---- */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.88rem;
}
.footer-links { display: flex; gap: 24px; justify-content: center; margin-bottom: 12px; }
.footer-logo { height: 18px; width: auto; vertical-align: middle; margin-right: 2px; opacity: 0.7; }

/* ---- Success banner ---- */
.success-banner {
    background: #1b5e20;
    border: 1px solid #2e7d32;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    margin: 32px 0;
}

/* ---- Screenshot Carousel ---- */
.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 1000px;
    margin: 0 auto;
}
.carousel-viewport {
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid var(--border);
    flex: 1;
    min-width: 0;
}
.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}
.carousel-slide {
    width: 1000px;
    flex-shrink: 0;
}
.carousel-slide img {
    width: 1000px;
    height: auto;
    display: block;
    border-radius: 9px;
}
.carousel-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 1.4rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
}
.carousel-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #011627;
}
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}
.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background 0.2s;
}
.carousel-dot.active {
    background: var(--accent);
}
@media (max-width: 600px) {
    .carousel-btn { width: 32px; height: 32px; font-size: 1.1rem; }
    .carousel-wrapper { gap: 6px; }
}