/* Flintstead account website. System fonts only (no external font host, GDPR). */
:root {
    --bg: #14120f;
    --surface: #1e1b17;
    --surface-2: #27231d;
    --ink: #efe8dc;
    --muted: #a89e8e;
    --line: #36312a;
    --accent: #d98a3d;
    --accent-ink: #1a1207;
    --error: #e58a78;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color-scheme: dark;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.55;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--accent); }
h1, h2 { line-height: 1.2; margin: 0 0 12px; text-wrap: balance; }
h1 { font-size: 32px; letter-spacing: -0.01em; }

.wrap {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
}

.topbar { border-bottom: 1px solid var(--line); background: var(--surface); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; flex-wrap: wrap; }
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; font-size: 15px; }
.brand span { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 18px; }
.nav a { color: var(--ink); text-decoration: none; font-size: 15px; }
.nav a:hover { color: var(--accent); }

.main { flex: 1; padding-block: 48px; }
.footer { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-block: 20px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }

.hero { display: grid; gap: 16px; max-width: 640px; padding-block: 32px; }
.hero h1 { font-size: 52px; }
.eyebrow { margin: 0; font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); font-weight: 600; }
.lead { font-size: 19px; color: var(--ink); margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }

.panel { max-width: 440px; margin: 0 auto; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 28px; display: grid; gap: 14px; }
.panel-wide { max-width: 640px; }
.panel form { display: grid; gap: 14px; }

.field { display: grid; gap: 6px; font-weight: 600; font-size: 14px; }
.input {
    font: inherit; font-weight: 400; color: var(--ink); background: var(--surface-2);
    border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; width: 100%;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.hint { font-weight: 400; color: var(--muted); font-size: 13px; }
.check { display: flex; gap: 8px; align-items: center; font-size: 14px; }
.validation-message { color: var(--error); font-weight: 400; font-size: 13px; }
.alert { background: color-mix(in srgb, var(--error) 15%, transparent); border: 1px solid var(--error); color: var(--ink); border-radius: 8px; padding: 10px 12px; }

.btn {
    display: inline-block; font: inherit; font-weight: 700; text-decoration: none; text-align: center; cursor: pointer;
    background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); border-radius: 8px; padding: 10px 18px;
}
.btn:hover { filter: brightness(1.08); }
.btn:focus-visible, .link-button:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-small { padding: 6px 12px; font-size: 14px; }
.btn-block { width: 100%; }
.nav .btn { color: var(--accent-ink); }

.inline-form { display: inline; margin: 0; }
.link-button { font: inherit; font-size: 15px; background: none; border: none; color: var(--ink); cursor: pointer; padding: 0; }
.link-button:hover { color: var(--accent); }

.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 4px 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.note { background: var(--surface-2); border-radius: 8px; padding: 14px 16px; }
.note p { margin: 4px 0 0; color: var(--muted); }

@media (max-width: 480px) {
    .hero h1 { font-size: 38px; }
    .panel { padding: 20px; }
    .facts { grid-template-columns: 1fr; gap: 2px; }
    .facts dd { margin-bottom: 8px; }
}