:root {
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    background:
        radial-gradient(circle at 15% 12%, rgba(81, 103, 194, 0.35) 0%, transparent 28%),
        radial-gradient(circle at 87% 83%, rgba(47, 62, 112, 0.42) 0%, transparent 30%),
        linear-gradient(145deg, #0b0f1f 0%, #070a19 55%, #080b12 100%);
    color: #e8ecf6;
}

.shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.card {
    width: min(860px, 100%);
    padding: clamp(1.55rem, 4vw, 3.1rem);
    border: 1px solid #323d5d;
    border-radius: 22px;
    background:
        linear-gradient(120deg, rgba(106, 133, 236, 0.11) 0%, rgba(11, 16, 27, 0) 35%),
        linear-gradient(180deg, rgba(20, 26, 42, 0.92), rgba(9, 13, 23, 0.97));
    box-shadow: 0 22px 58px rgba(0, 0, 0, 0.45);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(90deg, rgba(134, 157, 255, 0.17), rgba(134, 157, 255, 0));
    height: 3px;
}

.brand-top {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.15rem;
}

.brand-logo-wrap {
    background: #070a19;
    border-radius: 15px;
    border: 1px solid #39466f;
    padding: 0.56rem 0.76rem;
    display: grid;
    place-items: center;
    box-shadow: 0 14px 30px rgba(4, 7, 15, 0.6);
}

.brand-logo {
    display: block;
    width: auto;
    height: 120px;
    max-width: 480px;
}

.brand-text {
    display: grid;
    gap: 0.2rem;
}

.brand-name,
.brand-domain {
    margin: 0;
}

.brand-name {
    font-size: 1.06rem;
    font-weight: 680;
    color: #edf1ff;
}

.brand-role {
    margin: 0;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    color: #b7c6f6;
}

.brand-domain {
    font-size: 0.84rem;
    color: #90a3d5;
}

.eyebrow {
    margin: 0 0 0.8rem;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #9bb0ff;
}

h1 {
    margin: 0;
    font-size: clamp(1.95rem, 4.6vw, 3.2rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: #f4f7ff;
}

.lead {
    margin: 1.05rem 0 1.95rem;
    max-width: 62ch;
    color: #cdd6ef;
    line-height: 1.6;
}

.brand-tags {
    margin: 0 0 1.75rem;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.brand-tags li {
    padding: 0.45rem 0.74rem;
    font-size: 0.81rem;
    color: #d6e1ff;
    border-radius: 999px;
    border: 1px solid #42517f;
    background: rgba(45, 58, 98, 0.5);
}

.signup {
    display: grid;
    gap: 0.65rem;
}

.signup label {
    font-size: 0.92rem;
    color: #cfd8f0;
}

.input-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

input[type='email'] {
    flex: 1 1 280px;
    min-height: 3rem;
    padding: 0.75rem 0.9rem;
    border-radius: 10px;
    border: 1px solid #42507a;
    background: #0d1323;
    color: #f7f9ff;
    outline: none;
}

input[type='email']::placeholder {
    color: #8290b5;
}

input[type='email']:focus {
    border-color: #7f94ee;
    box-shadow: 0 0 0 3px rgba(127, 148, 238, 0.2);
}

button {
    min-height: 3rem;
    border: 0;
    padding: 0.75rem 1.2rem;
    border-radius: 10px;
    font-weight: 600;
    color: #0a1124;
    background: linear-gradient(180deg, #b2c0ff, #8aa1fb);
    cursor: pointer;
    box-shadow: 0 10px 22px rgba(99, 126, 238, 0.35);
}

button:hover {
    filter: brightness(1.05);
}

.status {
    margin: 1rem 0 0;
    padding: 0.8rem 0.9rem;
    border-radius: 10px;
    font-size: 0.95rem;
}

.status.success {
    background: rgba(76, 173, 135, 0.16);
    border: 1px solid rgba(102, 219, 171, 0.45);
    color: #b6f2d9;
}

.status.error {
    background: rgba(184, 79, 79, 0.16);
    border: 1px solid rgba(242, 121, 121, 0.45);
    color: #ffd0d0;
}

.footnote {
    margin: 1.4rem 0 0;
    font-size: 0.9rem;
    color: #9dabcf;
}

.honeypot {
    position: absolute;
    left: -5000px;
    top: -5000px;
    opacity: 0;
    pointer-events: none;
}

@media (max-width: 540px) {
    .card {
        padding: 1.35rem;
    }

    .brand-top {
        flex-direction: column;
        gap: 0.75rem;
    }

    .brand-logo {
        height: 96px;
        max-width: 384px;
    }

    button {
        width: 100%;
    }
}