/* ============================================================
   ItalianWines.co.uk — in-page auth modal (login / register / forgot).
   Self-contained, iwauth-* scoped, themed from the public tokens.css
   custom properties (with fallbacks). Loaded on public pages for
   logged-out visitors by partials/nav.php. Markup: account/_auth_modal.php.
   ============================================================ */

.iwauth-scrim {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: rgba(28, 28, 25, 0.45);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.26s cubic-bezier(0.22, 1, 0.36, 1);
}
.iwauth-scrim[hidden] { display: none; }
.iwauth-scrim.is-open { opacity: 1; }

.iwauth-dialog {
  position: relative;
  width: 100%; max-width: 432px;
  max-height: calc(100vh - 48px); overflow-y: auto;
  background: var(--color-surface-container-lowest, #ffffff);
  border-radius: var(--radius-xl, 0.75rem);
  box-shadow: var(--shadow-ambient-lg, 0 32px 60px rgba(86, 19, 113, 0.18));
  padding: 40px 40px 34px;
  transform: translateY(18px) scale(0.96);
  opacity: 0;
  transition: transform 0.30s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.26s ease;
}
.iwauth-scrim.is-open .iwauth-dialog { transform: none; opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .iwauth-scrim, .iwauth-dialog { transition-duration: 0.01ms; }
  .iwauth-panel { animation: none; }
}

/* close button */
.iwauth-x {
  position: absolute; top: 14px; right: 14px;
  width: 36px; height: 36px; border: 0; border-radius: 999px;
  background: transparent; color: var(--color-on-surface-variant, #49454f);
  cursor: pointer; display: grid; place-items: center;
  transition: background 0.16s ease, color 0.16s ease;
}
.iwauth-x:hover { background: var(--color-surface-container-low, #f6f3ee); color: var(--color-primary, #561371); }

/* panels (one visible at a time) */
.iwauth-panel { animation: iwauth-panel-in 0.32s cubic-bezier(0.22, 1, 0.36, 1); }
.iwauth-panel[hidden] { display: none; }
@keyframes iwauth-panel-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

.iwauth-h {
  font-family: var(--font-display, Georgia, serif);
  font-size: 28px; line-height: 1.1; letter-spacing: -0.015em;
  color: var(--color-primary, #561371); font-weight: 700;
  margin: 0 0 8px;
}
.iwauth-sub {
  font-family: var(--font-body, system-ui, sans-serif);
  font-size: 14.5px; line-height: 1.5;
  color: var(--color-on-surface-variant, #49454f);
  margin: 0 0 24px;
}

.iwauth-alert {
  font-family: var(--font-label, system-ui, sans-serif);
  font-size: 12.5px; line-height: 1.45;
  color: var(--color-on-error-container, #93000a);
  background: var(--color-error-container, #ffdad6);
  border-radius: var(--radius-md, 0.375rem);
  padding: 11px 14px; margin: 0 0 18px;
}

.iwauth-field { margin-bottom: 18px; }
.iwauth-field label {
  display: block; font-family: var(--font-label, system-ui, sans-serif);
  font-weight: 600; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-on-surface-variant, #49454f); margin-bottom: 7px;
}
.iwauth-opt { color: var(--color-outline, #7f7380); font-weight: 500; letter-spacing: 0.02em; text-transform: none; }
.iwauth-input {
  width: 100%; box-sizing: border-box;
  font-family: var(--font-body, system-ui, sans-serif); font-size: 15px;
  color: var(--color-on-surface, #1c1c19);
  background: var(--color-surface-variant, #ede8e3);
  border: 0; box-shadow: var(--shadow-ghost-border, 0 0 0 1px rgba(209, 194, 209, 0.4));
  border-radius: var(--radius-md, 0.375rem); padding: 13px 15px;
  transition: box-shadow 0.16s ease;
}
.iwauth-input::placeholder { color: var(--color-outline, #7f7380); }
.iwauth-input:focus { outline: none; box-shadow: 0 0 0 2px var(--color-primary-container, #702f8a); }
.iwauth-input.has-error { box-shadow: 0 0 0 2px var(--color-error, #ba1a1a); }
.iwauth-help { font-family: var(--font-label, system-ui, sans-serif); font-size: 11px; color: var(--color-on-surface-variant, #49454f); margin: 6px 0 0; }
.iwauth-fielderror { font-family: var(--font-label, system-ui, sans-serif); font-size: 11.5px; color: var(--color-error, #ba1a1a); margin: 7px 0 0; }

.iwauth-rowbetween { display: flex; align-items: center; justify-content: space-between; margin-bottom: 7px; }
.iwauth-rowbetween label { margin: 0; }

.iwauth-check { display: flex; align-items: flex-start; gap: 11px; cursor: pointer; margin: 0 0 20px; }
.iwauth-check input { width: 19px; height: 19px; flex: none; margin-top: 1px; accent-color: var(--color-primary, #561371); cursor: pointer; }
.iwauth-check span { font-family: var(--font-body, system-ui, sans-serif); font-size: 13.5px; line-height: 1.45; color: var(--color-on-surface-variant, #49454f); }

.iwauth-btn {
  width: 100%; border: 0; cursor: pointer;
  font-family: var(--font-body, system-ui, sans-serif); font-weight: 600; font-size: 15px;
  color: #fff; background: var(--gradient-cta, linear-gradient(135deg, #561371, #702f8a));
  border-radius: var(--radius-md, 0.375rem); padding: 14px 28px;
  box-shadow: var(--shadow-ambient-sm, 0 8px 20px rgba(86, 19, 113, 0.04));
  transition: transform 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
}
.iwauth-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-ambient, 0 20px 40px rgba(86, 19, 113, 0.10)); }
.iwauth-btn:active { transform: translateY(1px); }
.iwauth-btn[disabled], .iwauth-btn.is-loading { opacity: 0.65; cursor: default; transform: none; }

.iwauth-or {
  display: flex; align-items: center; gap: 14px; margin: 22px 0;
  font-family: var(--font-label, system-ui, sans-serif); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-outline, #7f7380);
}
.iwauth-or::before, .iwauth-or::after { content: ""; flex: 1; height: 1px; background: var(--color-surface-container-highest, #e5e2dd); }

.iwauth-social {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-body, system-ui, sans-serif); font-weight: 600; font-size: 14px;
  color: var(--color-on-surface, #1c1c19); background: var(--color-surface-container-lowest, #fff);
  box-shadow: inset 0 0 0 1px var(--color-surface-container-highest, #e5e2dd);
  border: 0; border-radius: var(--radius-md, 0.375rem); padding: 12px; cursor: pointer; text-decoration: none;
  transition: box-shadow 0.18s ease, background 0.18s ease;
}
.iwauth-social:hover { box-shadow: inset 0 0 0 1px var(--color-primary, #561371); background: var(--color-surface-container-low, #f6f3ee); }
.iwauth-note { font-family: var(--font-label, system-ui, sans-serif); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-outline, #7f7380); text-align: center; margin: 8px 0 0; }

.iwauth-alt { text-align: center; font-family: var(--font-body, system-ui, sans-serif); font-size: 14px; color: var(--color-on-surface-variant, #49454f); margin: 22px 0 0; }
.iwauth-link {
  font-family: inherit; font-weight: 600; font-size: inherit;
  color: var(--color-primary, #561371); background: none; border: 0; padding: 0; cursor: pointer;
  text-decoration: none;
}
.iwauth-link:hover { color: var(--color-primary-container, #702f8a); text-decoration: underline; }

/* message panel */
.iwauth-panel--msg { text-align: center; }
.iwauth-msgicon {
  width: 72px; height: 72px; border-radius: 999px; margin: 6px auto 22px;
  display: grid; place-items: center;
  background: var(--color-primary-tint-5, rgba(86, 19, 113, 0.05)); color: var(--color-primary, #561371);
}
.iwauth-panel--msg .iwauth-sub { margin-bottom: 26px; }

@media (max-width: 480px) {
  .iwauth-dialog { padding: 32px 24px 28px; }
  .iwauth-h { font-size: 24px; }
}