:root {
    --ink: #1a1a1a;
    --muted: #6b6b6b;
    --line: #e2ddd4;
    --bg: #faf7f2;
    --card: #ffffff;
    --accent: #2d4a3e;
    --accent-soft: #4a6a5d;
    --error: #a8341c;
    --max-width: 38rem;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 17px;
    line-height: 1.6;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 1.25rem 4rem;
}

/* ---------- Hero ---------- */

.hero {
    margin-bottom: 2.5rem;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 600;
    margin: 0 0 1rem;
}

h1 {
    font-size: 2.25rem;
    line-height: 1.15;
    margin: 0 0 1.25rem;
    letter-spacing: -0.01em;
}

.lede {
    font-size: 1.2rem;
    line-height: 1.45;
    color: var(--ink);
    margin: 0 0 1.25rem;
    font-weight: 500;
}

.body {
    color: var(--muted);
    margin: 0;
}

/* ---------- Form card ---------- */

h2 {
    font-size: 1.4rem;
    margin: 0 0 0.5rem;
}

p {
    margin: 0 0 1rem;
}

.muted {
    color: var(--muted);
    font-size: 0.95rem;
}

.signup {
    margin: 2.5rem 0;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 1.75rem 1.5rem 1.5rem;
}

.signup form {
    margin-top: 1.25rem;
}

.field {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.field label {
    font-weight: 500;
    margin-bottom: 0.3rem;
    font-size: 0.95rem;
}

.field input[type="text"],
.field input[type="email"],
.field input:not([type]) {
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    font-size: 1rem;
    font-family: inherit;
    color: var(--ink);
}

.field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(45, 74, 62, 0.12);
}

fieldset.partner {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 1rem 1.1rem 0.4rem;
    margin: 1.5rem 0 1.25rem;
    background: #fdfbf7;
}

fieldset.partner legend {
    padding: 0 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

fieldset.partner legend .optional {
    color: var(--muted);
    font-weight: 400;
}

button.primary {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 0.8rem 1.4rem;
    font-size: 1rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    margin-top: 0.25rem;
    width: 100%;
    letter-spacing: 0.02em;
}

button.primary:hover {
    background: var(--accent-soft);
}

.trust {
    color: var(--muted);
    font-size: 0.85rem;
    text-align: center;
    margin: 0.9rem 0 0;
}

/* Honeypot: kept in the DOM for bots, invisible to humans, skipped by assistive tech. */
.honeypot {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.field-error,
.validation-summary {
    color: var(--error);
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

.validation-summary {
    margin-bottom: 1rem;
}

.validation-summary ul {
    margin: 0;
    padding-left: 1.2rem;
}

/* ---------- Coda ---------- */

.coda {
    margin: 3rem 0 0;
    padding: 1.75rem 0 0;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-style: italic;
    font-size: 1.02rem;
    line-height: 1.55;
}

.coda p:last-child {
    margin-bottom: 0;
    color: var(--ink);
    font-style: normal;
    font-weight: 500;
}

/* ---------- Thanks page ---------- */

.thanks h2 {
    margin-top: 2rem;
}

/* ---------- Footer ---------- */

.footer {
    margin-top: 4rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.88rem;
}

.footer .brand {
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 0.15rem;
}

.footer .tagline {
    margin: 0;
}