:root {
  --ink: #17212b;
  --muted: #637083;
  --surface: #fffaf3;
  --border: rgba(23, 33, 43, 0.14);
  --accent: #0c6d72;
  --accent-strong: #074b4f;
  --warm: #b65d2d;
  --danger: #9b2c2c;
  --shadow: 0 20px 60px rgba(23, 33, 43, 0.12);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "IBM Plex Sans", "Avenir Next", sans-serif;
  background: radial-gradient(circle at top left, rgba(12, 109, 114, 0.18), transparent 32%), linear-gradient(180deg, #f8f4ee, #f4ede1);
}
a { color: var(--accent-strong); }
.auth-shell { width: min(100% - 32px, 560px); margin: 0 auto; padding: 64px 0 120px; }
.auth-card, .legal-document {
  padding: clamp(24px, 5vw, 42px);
  border: 1px solid var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}
.auth-brand { display: inline-block; margin-bottom: 28px; color: var(--accent-strong); font-weight: 800; text-decoration: none; }
.eyebrow { color: var(--warm); font-size: .75rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2 { font-family: "IBM Plex Serif", Georgia, serif; }
h1 { margin: 8px 0 12px; line-height: 1.1; }
h2 { margin-top: 2rem; }
p, li, dd { line-height: 1.65; }
.auth-form { display: grid; gap: 10px; margin-top: 24px; }
.auth-form label:not(.check-row) { margin-top: 8px; font-weight: 700; }
.auth-form input:not([type="checkbox"]) { width: 100%; padding: 13px 14px; border: 1px solid var(--border); border-radius: 12px; background: #fff; font: inherit; }
.auth-form button, .cookie-notice button { border: 0; border-radius: 999px; padding: 13px 18px; color: #fff; background: var(--accent); font: inherit; font-weight: 700; cursor: pointer; }
.auth-form button { margin-top: 14px; }
.auth-form .danger-button { background: var(--danger); }
.check-row { display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: start; margin-top: 10px; line-height: 1.45; }
.check-row input { width: 18px; height: 18px; margin-top: 2px; }
.field-help { margin: -4px 0 4px; color: var(--muted); font-size: .88rem; }
.form-errors, .danger-note, .success-note { margin: 18px 0; padding: 14px 16px; border-radius: 14px; }
.form-errors, .danger-note { color: #702020; background: #fff0f0; border: 1px solid rgba(155, 44, 44, .22); }
.success-note { color: #075c42; background: #ecfdf5; border: 1px solid rgba(7, 92, 66, .2); }
.form-errors ul { margin: 0; padding-left: 20px; }
.auth-links, .legal-links { display: flex; flex-wrap: wrap; gap: 12px 18px; justify-content: center; margin-top: 24px; font-size: .92rem; }
.link-button { border: 0; padding: 0; color: var(--accent-strong); background: transparent; font: inherit; text-decoration: underline; cursor: pointer; }
.legal-shell { width: min(100% - 32px, 940px); margin: 0 auto; padding: 34px 0 120px; }
.legal-header { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin: 0 8px 20px; color: var(--muted); }
.legal-header .auth-brand { margin: 0; }
.legal-document h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
.legal-document code { padding: .1rem .3rem; border-radius: 6px; background: rgba(23, 33, 43, .08); }
.legal-document dt { margin-top: 12px; font-weight: 800; }
.legal-document dd { margin-left: 0; }
.policy-version { margin-top: 34px; color: var(--muted); font-size: .9rem; }
.cookie-notice { position: fixed; z-index: 100; left: 20px; right: 20px; bottom: 20px; display: flex; align-items: center; justify-content: space-between; gap: 20px; max-width: 920px; margin: auto; padding: 16px 18px; border: 1px solid var(--border); border-radius: 18px; background: #fff; box-shadow: var(--shadow); }
.cookie-notice p { margin: 0; font-size: .9rem; }
.cookie-notice button { flex: 0 0 auto; padding: 10px 16px; }
.is-hidden { display: none !important; }
@media (max-width: 620px) {
  .auth-shell, .legal-shell { width: min(100% - 20px, 940px); padding-top: 18px; }
  .auth-card, .legal-document { padding: 22px 18px; border-radius: 20px; }
  .legal-header, .cookie-notice { align-items: stretch; flex-direction: column; }
  .cookie-notice button { width: 100%; }
}