:root {
    --bg: #f4f8ff;
    --ink: #0f172a;
    --muted: #475569;
    --line: #dbe6ff;
    --brand: #1363df;
    --brand-dark: #0b45a0;
    --accent: #0fb9b1;
    --card: #ffffff;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, #eff5ff 0%, #f9fbff 50%, #f4f8ff 100%);
}

a {
    color: inherit;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.bg-orb {
    position: fixed;
    border-radius: 999px;
    filter: blur(60px);
    opacity: 0.22;
    pointer-events: none;
}

.orb-a {
    width: 320px;
    height: 320px;
    background: #2f80ed;
    top: -60px;
    right: -90px;
}

.orb-b {
    width: 360px;
    height: 360px;
    background: #00c4a7;
    left: -110px;
    bottom: -140px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
}

.brand {
    text-decoration: none;
    font-weight: 800;
    font-size: 24px;
    letter-spacing: 0.2px;
}

.menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.menu a {
    text-decoration: none;
    color: #334155;
    font-weight: 600;
}

.btn {
    display: inline-block;
    padding: 11px 16px;
    border-radius: 10px;
    border: 1px solid transparent;
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(90deg, var(--brand) 0%, #2f80ed 100%);
    color: #fff;
    box-shadow: 0 10px 26px rgba(19, 99, 223, 0.28);
}

.btn-ghost {
    border-color: #a9c4ff;
    color: #1e3a8a;
    background: #fff;
}

.hero {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 26px;
    padding: 26px 0 10px;
}

.pill {
    display: inline-block;
    background: #dce8ff;
    color: #1d4ed8;
    border-radius: 999px;
    padding: 6px 12px;
    font-weight: 700;
    font-size: 12px;
}

.hero h1 {
    margin: 14px 0 10px;
    line-height: 1.08;
    font-size: clamp(34px, 6vw, 58px);
}

.hero p {
    color: var(--muted);
    line-height: 1.7;
    margin: 0;
    max-width: 700px;
}

.hero-actions {
    margin-top: 22px;
    display: flex;
    gap: 10px;
}

.hero-card,
.card {
    background: var(--card);
    border-radius: 16px;
    border: 1px solid var(--line);
    box-shadow: 0 12px 34px rgba(12, 28, 70, 0.06);
}

.hero-card {
    padding: 18px;
}

.hero-card h3 {
    margin-top: 2px;
}

.hero-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.hero-card li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed #d6e3ff;
    gap: 20px;
}

.hero-card li:last-child {
    border-bottom: 0;
}

.hero-card span {
    color: #64748b;
}

.code-box {
    margin-top: 12px;
    background: #eef4ff;
    border: 1px solid #cadcff;
    border-radius: 12px;
    padding: 10px;
}

.code-box small {
    display: block;
    color: #53658d;
    margin-bottom: 6px;
}

.code-box code {
    display: block;
    white-space: normal;
    word-break: break-all;
}

.section {
    padding: 24px 0;
}

.section h2 {
    margin: 0 0 14px;
    font-size: 28px;
}

.cards {
    display: grid;
    gap: 14px;
}

.cards.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
    padding: 20px;
}

.card h3 {
    margin-top: 0;
    margin-bottom: 10px;
}

.card p {
    margin: 8px 0;
    color: #4b5563;
    line-height: 1.6;
}

.integration .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.integration .tags span {
    border: 1px solid #bfd3ff;
    background: #fff;
    color: #1e3a8a;
    border-radius: 999px;
    padding: 8px 12px;
    font-weight: 600;
    font-size: 14px;
}

.numbered {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.numbered b {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #dbeafe;
    color: #1d4ed8;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.pricing .featured {
    border-color: #9ec2ff;
    box-shadow: 0 16px 44px rgba(47, 128, 237, 0.16);
    transform: translateY(-4px);
}

.price {
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 12px;
}

.price small {
    font-size: 14px;
    color: #64748b;
}

.faq .card h3 {
    margin-bottom: 8px;
}

.footer {
    border-top: 1px solid #dbe6ff;
    margin-top: 14px;
    padding: 20px 0 30px;
    display: flex;
    justify-content: space-between;
    color: #64748b;
}

.footer a {
    color: #1e3a8a;
    text-decoration: none;
    font-weight: 700;
}

label {
    display: block;
    margin: 10px 0 6px;
    font-weight: 600;
}

input,
textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 10px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
}

.alert {
    background: #ecfeff;
    border: 1px solid #99f6e4;
    color: #134e4a;
    padding: 10px;
    border-radius: 8px;
    margin: 12px 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

@media (max-width: 960px) {
    .menu a:not(.btn) {
        display: none;
    }

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

    .cards.three,
    .cards.two {
        grid-template-columns: 1fr;
    }

    .pricing .featured {
        transform: none;
    }
}