:root {
    color-scheme: dark;
    --background: #0d1114;
    --panel: #171d21;
    --line: #303a40;
    --text: #f1f3f4;
    --muted: #9aa8af;
    --accent: #d26339;
    --accent-light: #f08a5d;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    background:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
        radial-gradient(circle at 12% 18%, rgba(210,99,57,.15), transparent 31%),
        var(--background);
    background-size: 38px 38px, 38px 38px, auto, auto;
    color: var(--text);
}

.shell {
    width: min(1080px, calc(100% - 40px));
    min-height: 100vh;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: clamp(44px, 8vw, 112px);
    align-items: center;
    padding: 64px 0;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-light);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .19em;
}

.eyebrow::before { content: ""; width: 34px; height: 2px; background: currentColor; }

h1 {
    margin: 22px 0 20px;
    max-width: 650px;
    font-size: clamp(3.5rem, 8vw, 7rem);
    line-height: .86;
    letter-spacing: -.065em;
}

h1 span { color: var(--accent); }

.intro > p {
    max-width: 560px;
    color: #bdc7cb;
    font-size: 1.06rem;
    line-height: 1.75;
}

.intro ul { margin: 30px 0 0; padding: 0; list-style: none; color: var(--muted); }
.intro li { padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.06); }
.intro li::before { content: "✓"; color: var(--accent-light); margin-right: 12px; font-weight: 800; }

.card {
    position: relative;
    padding: clamp(28px, 5vw, 48px);
    background: rgba(23,29,33,.94);
    border: 1px solid var(--line);
    box-shadow: 0 28px 80px rgba(0,0,0,.34);
}

.card::after {
    content: "";
    position: absolute;
    top: -1px;
    right: -1px;
    width: 72px;
    height: 4px;
    background: var(--accent);
}

.card-heading { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 30px; }
.step { color: var(--accent-light); font: 800 .82rem/1 monospace; padding-top: 8px; }
h2 { margin: 0; font-size: 1.8rem; letter-spacing: -.035em; }
.card-heading p { margin: 6px 0 0; color: var(--muted); }

form { display: grid; }
label { margin: 17px 0 8px; font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
input {
    width: 100%;
    border: 1px solid #3a454b;
    border-radius: 0;
    background: #0f1417;
    color: var(--text);
    padding: 14px 15px;
    font: inherit;
    outline: none;
    transition: border-color .18s, box-shadow .18s;
}
input:focus { border-color: var(--accent-light); box-shadow: 0 0 0 3px rgba(240,138,93,.12); }
small { margin-top: 7px; color: var(--muted); line-height: 1.45; }

button {
    margin-top: 25px;
    border: 0;
    background: var(--accent);
    color: #fff;
    padding: 15px 18px;
    font: 800 .88rem/1 inherit;
    letter-spacing: .06em;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    transition: background .18s, transform .18s;
}
button:hover { background: #df7147; transform: translateY(-1px); }
button:disabled { opacity: .6; cursor: wait; transform: none; }

.message { min-height: 22px; margin-top: 18px; color: #f4a17b; line-height: 1.45; }
.message.success { color: #79d69a; }
.privacy { margin: 25px 0 0; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .78rem; line-height: 1.55; }

@media (max-width: 800px) {
    .shell { grid-template-columns: 1fr; gap: 42px; padding: 48px 0; }
    h1 { font-size: clamp(3.4rem, 17vw, 6rem); }
    .intro ul { display: none; }
}