/*
 * Thier — auth + account page styles.
 *
 * Tokens come from /styles/main.css. This sheet only adds layout
 * + form widgets specific to /sign-in, /sign-up, /account, and the
 * /auth/callback handler.
 *
 * Visual language: cream bg, single centred card with a soft shadow
 * + 1px line, big inputs, deep teal primary CTA. Mirrors the
 * iOS auth flow's clinical-credible read.
 */

/* ───── Page shell ─────────────────────────────────────────────── */

.auth-shell {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 0 96px;
  background: var(--bg);
}

.auth-shell--narrow {
  padding: 96px 0 120px;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: 40px 36px 36px;
}

.auth-card__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.05rem;
}
.auth-card__brand img { width: 28px; height: 28px; }

.auth-card__title {
  font-size: 1.6rem;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  color: var(--ink);
}

.auth-card__subtitle {
  margin: 0 0 24px;
  color: var(--ink-3);
  font-size: 0.95rem;
  line-height: 1.5;
}

.auth-card__divider {
  margin: 24px -4px;
  position: relative;
  text-align: center;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-4);
}
.auth-card__divider::before,
.auth-card__divider::after {
  content: "";
  position: absolute;
  top: 50%;
  width: calc(50% - 32px);
  height: 1px;
  background: var(--line);
}
.auth-card__divider::before { left: 0; }
.auth-card__divider::after  { right: 0; }

.auth-card__footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.92rem;
  color: var(--ink-3);
}
.auth-card__footer a { font-weight: 600; }

/* "What you unlock once signed in" tile — appears below the auth
 * card so the page reads as a destination, not a friction point.
 * Three rows with small SVG checks. */
.auth-perks {
  width: 100%;
  max-width: 440px;
  margin: 18px auto 0;
  padding: 18px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.auth-perks ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.auth-perks li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-3);
  font-size: 0.92rem;
  line-height: 1.4;
}
.auth-perks svg {
  color: var(--teal-700);
  flex-shrink: 0;
}

/* ───── Forms ──────────────────────────────────────────────────── */

.auth-form { display: grid; gap: 16px; }
.auth-form .field { display: grid; gap: 6px; }

.auth-form label {
  font-size: 0.86rem;
  color: var(--ink-2);
  font-weight: 600;
  letter-spacing: -0.005em;
}

.auth-input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--ink);
  font-size: 1rem;
  font-family: var(--font-sans);
  transition: border-color 160ms ease, box-shadow 160ms ease;
  -webkit-appearance: none;
}
.auth-input::placeholder { color: var(--ink-5); }
.auth-input:focus {
  outline: none;
  border-color: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(14, 132, 121, 0.18);
}
.auth-input--error {
  border-color: var(--crimson-500);
}
.auth-input--error:focus {
  box-shadow: 0 0 0 3px rgba(201, 52, 58, 0.18);
}

.auth-textarea {
  min-height: 84px;
  padding: 12px 14px;
  resize: vertical;
}

.auth-form .hint {
  font-size: 0.82rem;
  color: var(--ink-4);
}
.auth-form .hint--error { color: var(--crimson-500); }
.auth-form .hint--ok    { color: var(--teal-600); }

.auth-form .submit-row { display: grid; gap: 12px; margin-top: 4px; }

/* Status / banner messages shown above the form. */
.auth-status {
  font-size: 0.92rem;
  line-height: 1.5;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--ink-2);
}
.auth-status--success {
  background: var(--teal-50);
  border-color: var(--teal-200);
  color: var(--teal-700);
}
.auth-status--error {
  background: rgba(201, 52, 58, 0.06);
  border-color: rgba(201, 52, 58, 0.24);
  color: var(--crimson-500);
}
.auth-status[hidden] { display: none; }

/* Inline button spinner. Hidden until the parent button gets a
 * `.is-loading` modifier. */
.btn .btn-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 999px;
  animation: auth-spin 720ms linear infinite;
  display: none;
}
.btn.is-loading .btn-spinner { display: inline-block; }
.btn.is-loading .btn-label   { opacity: 0.8; }

@keyframes auth-spin {
  to { transform: rotate(360deg); }
}

/* ───── Account page ──────────────────────────────────────────── */

.account-shell {
  min-height: calc(100vh - 80px);
  background: var(--bg);
  padding: 56px 0 96px;
}

.account-grid {
  display: grid;
  gap: 28px;
  max-width: 760px;
  margin: 0 auto;
}

.account-header {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  align-items: center;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
}
.account-header__avatar {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: var(--teal-100) center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--teal-700);
  letter-spacing: -0.01em;
  overflow: hidden;
}
.account-header__name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 2px;
  letter-spacing: -0.01em;
}
.account-header__email {
  font-size: 0.92rem;
  color: var(--ink-4);
  margin: 0;
}

.account-section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 28px;
}
.account-section + .account-section { margin-top: 0; }
.account-section h2 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin: 0 0 4px;
  color: var(--ink);
}
.account-section .section-help {
  margin: 0 0 18px;
  font-size: 0.9rem;
  color: var(--ink-4);
}

.account-form { display: grid; gap: 16px; }

.account-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}
.account-row__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-3);
  letter-spacing: 0.01em;
}
.account-row__value {
  font-size: 1rem;
  color: var(--ink);
}
.account-row__value--muted { color: var(--ink-4); }

.account-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* Connected-account row */
.connected-list { display: grid; gap: 10px; }
.connected-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg-2);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  transition: border-color 160ms ease, background 160ms ease;
}
.connected-row:hover {
  background: var(--surface);
  border-color: var(--line-strong);
}
.connected-row__icon {
  width: 36px; height: 36px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--teal-700);
  font-size: 0.86rem;
}
.connected-row__name {
  flex: 1;
  font-weight: 600;
  color: var(--ink);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.connected-row__name::after {
  content: '';
  width: 6px; height: 6px;
  border-radius: 999px;
  background: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(14, 132, 121, 0.18);
}
.connected-row__meta {
  font-size: 0.82rem;
  color: var(--ink-4);
}

.connected-empty {
  font-size: 0.92rem;
  color: var(--ink-4);
  padding: 14px 16px;
  background: var(--bg-2);
  border-radius: var(--r-md);
  border: 1px dashed var(--line-strong);
  text-align: center;
}

/* Danger zone */
.danger-zone {
  border-color: rgba(201, 52, 58, 0.16);
  background: rgba(201, 52, 58, 0.02);
}
.danger-zone h2 { color: var(--crimson-500); }
.btn-danger {
  background: var(--crimson-500);
  color: #FFFFFF;
}
.btn-danger:hover {
  background: #B22D33;
  color: #FFFFFF;
  transform: translateY(-1px);
}

.delete-confirm {
  display: grid;
  gap: 12px;
  margin-top: 14px;
  padding: 14px;
  border-radius: var(--r-md);
  background: var(--surface);
  border: 1px solid var(--line);
}
.delete-confirm[hidden] { display: none; }

/* ───── Auth callback ─────────────────────────────────────────── */

.callback-card {
  text-align: center;
  display: grid;
  gap: 12px;
}
.callback-card__spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--teal-200);
  border-right-color: var(--teal-700);
  border-radius: 999px;
  animation: auth-spin 720ms linear infinite;
  margin: 0 auto;
}

/* ───── Responsive tightening ─────────────────────────────────── */

@media (max-width: 540px) {
  .auth-card { padding: 28px 22px 26px; border-radius: var(--r-md); }
  .auth-shell { padding: 24px 16px 64px; }
  .auth-shell--narrow { padding: 32px 16px 80px; }
  .account-shell { padding: 24px 0 64px; }
  .account-grid  { padding: 0 16px; }
  .account-section { padding: 22px; }
  .account-header { padding: 16px; grid-template-columns: 56px 1fr; }
  .account-header__avatar { width: 56px; height: 56px; }
}