:root {
    color-scheme: dark;
    --bg: #0d1114;
    --panel: #151c22;
    --panel-2: #1d2730;
    --text: #edf4f8;
    --muted: #9aabb8;
    --accent: #4ea1ff;
    --good: #69d391;
    --bad: #ff7575;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: radial-gradient(circle at top left, #17222c 0, var(--bg) 38rem);
    color: var(--text);
}

a {
    color: var(--text);
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    padding: 0 32px;
    background: rgba(13, 17, 20, 0.86);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: sticky;
    top: 0;
    backdrop-filter: blur(10px);
}

.brand {
    font-weight: 800;
    text-decoration: none;
    font-size: 18px;
}

nav {
    display: flex;
    gap: 18px;
    align-items: center;
}

nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 14px;
}

.wrap {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 40px 0 72px;
}

.hero {
    padding: 42px 0 34px;
}

.hero.compact {
    padding: 24px 0;
}

h1 {
    margin: 0 0 12px;
    font-size: clamp(34px, 5vw, 58px);
    letter-spacing: 0;
}

h2 {
    margin: 0 0 10px;
}

p {
    line-height: 1.6;
}

.muted {
    color: var(--muted);
}

.cards,
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
}

.included {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 24px;
}

.included span,
.badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    padding: 7px 10px;
    background: rgba(78, 161, 255, 0.1);
    color: #b8d9ff;
    font-size: 12px;
    font-weight: 700;
}

.plan,
.panel {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 24px;
}

.narrow {
    max-width: 480px;
    margin: 24px auto;
}

.price {
    font-size: 28px;
    font-weight: 800;
}

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

label {
    display: grid;
    gap: 7px;
    color: var(--muted);
    font-size: 13px;
}

input {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    padding: 12px 13px;
    background: #0c1116;
    color: var(--text);
    font: inherit;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 18px;
    border: 0;
    border-radius: 6px;
    background: var(--accent);
    color: #06111f;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.button.small {
    min-height: 34px;
}

.flash {
    padding: 14px 16px;
    border-radius: 6px;
    margin-bottom: 18px;
    background: #233140;
}

.flash.success {
    background: rgba(105, 211, 145, 0.16);
    color: var(--good);
}

.flash.error,
.error {
    background: rgba(255, 117, 117, 0.13);
    color: var(--bad);
}

.address {
    font-size: 22px;
    font-weight: 800;
}

@media (max-width: 680px) {
    .topbar {
        padding: 0 16px;
    }

    nav {
        gap: 10px;
    }
}