/* Public register layout. Colors come from tokens.css; controls from components.css. */

.reg {
  min-height: 100dvh;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding:
    max(16px, env(safe-area-inset-top))
    max(16px, env(safe-area-inset-right))
    max(20px, env(safe-area-inset-bottom))
    max(16px, env(safe-area-inset-left));
  background: var(--bg);
  overflow-x: clip;
}

.reg-top,
.reg-main {
  width: min(100%, 440px);
  min-width: 0;
}

.reg-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  position: relative;
  z-index: 5;
}

.reg-main {
  margin-block: auto;
  padding-top: 4px;
}

.reg-tools {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
}

.reg-lang {
  position: relative;
  flex: none;
}

.reg-theme {
  position: relative;
  flex: none;
}

.reg-theme__sun,
.reg-theme__moon {
  display: none;
}

.reg-theme.is-light .reg-theme__sun,
.reg-theme.is-dark .reg-theme__moon {
  display: block;
}

.reg-top .topbar-theme__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--topbar-line);
  border-radius: 8px;
  background: var(--topbar-elevated);
  color: var(--text);
}

.reg-top .topbar-theme__btn:hover,
.reg-theme.is-open .topbar-theme__btn {
  background: var(--hover);
}

.reg-top .topbar-theme__btn .icon {
  width: 16px;
  height: 16px;
}

.reg-top .topbar-theme__menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 6;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-elevated);
  box-shadow: var(--shadow-overlay);
}

.reg-top .topbar-theme__menu[hidden] {
  display: none;
}

.reg-top .topbar-theme__opt {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
}

.reg-top .topbar-theme__opt .icon {
  width: 16px;
  height: 16px;
}

.reg-top .topbar-theme__opt:hover {
  background: var(--hover);
  color: var(--text);
}

.reg-top .topbar-theme__opt.is-active {
  background: var(--primary-soft);
  color: var(--primary-text);
}

.reg-back {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  min-height: 28px;
  color: var(--text-muted);
  font-size: var(--fs-13);
  font-weight: 500;
  text-decoration: none;
}

.reg-back .icon {
  width: 14px;
  height: 14px;
}

.reg-back:hover {
  color: var(--text-secondary);
  text-decoration: none;
}

.reg-card {
  width: 100%;
  min-width: 0;
  padding: 28px 28px 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.reg-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--text);
  font-size: var(--fs-14);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
}

.reg-logo {
  width: 28px;
  height: 28px;
  display: block;
  flex: none;
  border-radius: 6px;
}

html[data-theme="dark"] .reg-logo {
  box-shadow: 0 0 0 1px var(--border);
}

.reg-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.reg-lead {
  margin-top: 6px;
  margin-bottom: 22px;
  color: var(--text-secondary);
  font-size: var(--fs-14);
  line-height: 1.5;
}

.reg-form,
.reg-fields {
  min-width: 0;
}

.reg-fields {
  display: grid;
  gap: 14px;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
}

.reg .field {
  gap: 6px;
}

.reg-alert {
  margin: 0 0 10px;
  padding: 8px 10px;
  border-radius: var(--radius);
  font-size: var(--fs-13);
  line-height: 1.4;
}

.reg-alert[hidden],
.reg-field__error[hidden] {
  display: none !important;
}

.reg-alert--error {
  background: var(--danger-soft);
  color: var(--danger-text);
}

.reg-alert--ok {
  background: var(--ok-soft);
  color: var(--ok-text);
}

.reg .field__label {
  color: var(--text);
}

html[data-theme="dark"] .reg .field__label {
  color: var(--text-secondary);
}

.reg .input:focus-visible {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
  outline: none;
}

.reg .input.is-invalid:focus-visible {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px var(--danger-soft);
}

.reg .input:-webkit-autofill,
.reg .input:-webkit-autofill:hover,
.reg .input:-webkit-autofill:focus,
.reg .input:-webkit-autofill:focus-visible,
.reg .input:-webkit-autofill:active {
  -webkit-text-fill-color: var(--text) !important;
  caret-color: var(--text);
  box-shadow: 0 0 0 1000px var(--input-bg) inset !important;
  transition: background-color 9999s ease-out;
}

.reg-pass {
  position: relative;
}

.reg-pass .input {
  padding-right: calc(var(--control-h) + 2px);
}

.reg-eye {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  width: var(--control-h);
  height: var(--control-h);
  color: var(--text-muted);
}

.reg-eye:hover {
  color: var(--text);
}

.reg-eye .reg-eye__off,
.reg-eye[aria-pressed="true"] .reg-eye__on {
  display: none;
}

.reg-eye[aria-pressed="true"] .reg-eye__off {
  display: inline-block;
}

.field:has(.reg-field__error:not([hidden])) .reg-hint {
  display: none;
}

.reg-hint,
.reg-field__error {
  margin: 0;
  font-size: var(--fs-12);
  line-height: 1.3;
}

.reg-hint {
  color: var(--text-muted);
}

.reg-field__error {
  color: var(--danger-text);
}

.reg-terms {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--text-secondary);
  font-size: var(--fs-12);
  line-height: 1.35;
}

.reg-terms__input {
  width: 14px;
  height: 14px;
  margin: 1px 0 0;
  accent-color: var(--primary);
  flex: none;
  cursor: pointer;
}

.reg-terms__input:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.reg-terms__input:disabled {
  accent-color: var(--text-disabled);
  cursor: not-allowed;
}

.reg-terms.is-invalid .reg-terms__input {
  outline: 1px solid var(--danger);
  outline-offset: 2px;
}

.reg-terms__copy {
  margin: 0;
  min-width: 0;
}

.reg-terms__copy label {
  cursor: pointer;
}

.reg-terms a {
  font-weight: 500;
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.reg .btn,
.reg-eye,
.reg-terms__input {
  touch-action: manipulation;
}

.reg .btn {
  width: 100%;
  height: auto;
  min-height: var(--control-h);
  padding-top: 6px;
  padding-bottom: 6px;
  white-space: normal;
  line-height: 1.25;
  text-align: center;
}

.reg-top .topbar-lang__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 8px;
  border: 1px solid var(--topbar-line);
  border-radius: 8px;
  background: var(--topbar-elevated);
  color: var(--text);
  font-size: var(--fs-12);
  font-weight: 500;
  line-height: 1;
}

.reg-top .topbar-lang__btn:hover,
.reg-lang.is-open .topbar-lang__btn {
  background: var(--hover);
}

.reg-top .topbar-lang__flag {
  font-size: 14px;
  line-height: 1;
}

.reg-top .topbar-lang__chevron {
  width: 14px;
  height: 14px;
  color: var(--text-muted);
}

.reg-top .topbar-lang__menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 6;
  min-width: 180px;
  max-width: min(240px, 100vw - 32px);
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-elevated);
  box-shadow: var(--shadow-overlay);
}

.reg-top .topbar-lang__menu[hidden] {
  display: none;
}

.reg-top .topbar-lang__opt {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 32px;
  padding: 4px 8px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font-size: var(--fs-13);
  font-weight: 500;
  text-align: left;
  line-height: 1.3;
}

.reg-top .topbar-lang__opt:hover {
  background: var(--hover);
}

.reg-top .topbar-lang__opt.is-active {
  background: var(--primary-soft);
  color: var(--primary-text);
}

html[lang="th"] .reg-lead,
html[lang="th"] .reg-terms,
html[lang="th"] .reg .field__label,
html[lang="th"] .reg .btn {
  line-height: 1.6;
}

.reg .reg-submit.is-loading {
  pointer-events: none;
}

.reg .reg-submit.is-loading::before {
  content: "";
  width: 14px;
  height: 14px;
  border: 2px solid color-mix(in srgb, var(--text-on-primary) 35%, transparent);
  border-top-color: var(--text-on-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex: none;
}

.reg-or {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0;
  color: var(--text-muted);
  font-size: var(--fs-12);
}

.reg-or::before,
.reg-or::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--divider);
}

.reg-g {
  width: 14px;
  height: 14px;
  display: block;
  flex: none;
}

.reg-switch {
  margin: 16px 0 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--fs-13);
}

.reg-switch a {
  font-weight: 600;
  color: var(--primary);
}

@media (max-width: 480px) {
  .reg-card {
    padding: 22px 16px 18px;
  }

  .reg-lang .topbar-lang__name {
    display: none;
  }
}

@media (min-width: 768px) {
  .reg {
    padding-top: max(28px, env(safe-area-inset-top));
    padding-bottom: max(28px, env(safe-area-inset-bottom));
  }

  .reg-top {
    margin-bottom: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reg .reg-submit.is-loading::before {
    animation: none;
  }
}