/* ==========================================================================
   Folio — authentication pages (Sign in, Sign up, Forgot password)
   Colours come from colors.css; other tokens mirror the Figma variables in "Folio — CV Builder · Complete Design".
   ========================================================================== */

:root {
  /* Colours live in colors.css (shared by every page). */

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-10: 40px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Type — Inter only, line-height 1.5 */
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --text-display: 700 52px/1.5 var(--font-sans);
  --text-h1: 700 30px/1.5 var(--font-sans);
  --text-h2: 700 24px/1.5 var(--font-sans);
  --text-h3: 700 20px/1.5 var(--font-sans);
  --text-body: 400 14px/1.5 var(--font-sans);
  --text-label: 500 13px/1.5 var(--font-sans);
  --text-caption: 400 12px/1.5 var(--font-sans);

  /* Controls */
  --control-height: 44px;
  --input-height: 48px;
  --shadow-float: 0 32px 64px -24px rgba(31, 64, 160, 0.35), 0 0 0 1px rgba(23, 35, 59, 0.05);
  --shadow-button: 0 1px 2px rgba(23, 35, 59, 0.08);

}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font: var(--text-body);
  color: var(--text-primary);
  background: var(--bg-surface);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
p {
  margin: 0;
}

a {
  color: var(--action-primary);
  font-weight: 500;
  text-decoration: none;
  border-radius: 4px;
}

a:hover {
  color: var(--action-primary-hover);
  text-decoration: underline;
}

a:active {
  color: var(--action-primary-active);
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--action-primary);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 10;
  padding: var(--space-2) var(--space-4);
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

/* --------------------------------------------------------------------------
   Layout — split screen on desktop, single column below 900px
   -------------------------------------------------------------------------- */

.auth {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: 100vh;
  min-height: 100dvh;
}

.auth__brand {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-10);
  position: relative;
  overflow: hidden;
  padding: var(--space-16) var(--space-20);
  background:
    radial-gradient(circle at 0% 0%, rgba(76, 201, 255, 0.55), transparent 45%),
    radial-gradient(circle at 100% 100%, rgba(31, 107, 255, 0.45), transparent 55%),
    radial-gradient(circle at 100% 0%, rgba(31, 107, 255, 0.12), transparent 40%),
    linear-gradient(160deg, #eef5ff 0%, var(--bg-brand) 100%);
  color: var(--text-primary);
}

.auth__brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(31, 107, 255, 0.18) 1px, transparent 1px);
  background-size: 22px 22px;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 45%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 45%, transparent 100%);
  pointer-events: none;
}

.auth__brand > * {
  position: relative;
}

/* Theme button and language flags in the top corner (css/controls.css) */
.auth__controls {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  z-index: 2;
}

.auth__main {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-16) var(--space-20);
  background:
    radial-gradient(circle at 100% 0%, rgba(76, 201, 255, 0.22), transparent 40%),
    radial-gradient(circle at 0% 100%, rgba(31, 107, 255, 0.12), transparent 45%),
    var(--bg-canvas);
}

.auth__panel {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 464px;
  padding: var(--space-10) var(--space-8) var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  box-shadow: 0 24px 56px -28px rgba(31, 64, 160, 0.4), 0 0 0 1px rgba(31, 107, 255, 0.08);
}

/* Logo-gradient strip along the top of the card */
.auth__panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--brand-gradient);
}

/* Logo (light version: dark wordmark, for light backgrounds) */
.logo {
  display: inline-flex;
  align-self: flex-start;
  border-radius: var(--radius-sm);
}

.logo:hover {
  text-decoration: none;
}

.logo__img {
  display: block;
  height: 40px;
  width: auto;
}

.logo--mobile {
  display: none;
  margin-bottom: var(--space-8);
}

.logo--mobile .logo__img {
  height: 40px;
}

/* Brand panel copy */
.brand__copy {
  position: relative;
  max-width: 30rem;
}

.brand__tagline {
  font: var(--text-display);
  font-size: 48px;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-strong);
}

.brand__accent {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand__lede {
  max-width: 26em;
  margin-top: var(--space-5);
  font-size: 16px;
  color: var(--text-secondary);
}

/* Decorative CV preview */
.showcase {
  position: relative;
  width: 100%;
  max-width: 420px;
  margin-top: var(--space-6);
}

.cv {
  position: relative;
  overflow: hidden;
  padding: var(--space-8) var(--space-6) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  box-shadow: var(--shadow-float);
  transform: rotate(-1.5deg);
}

.cv::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: var(--brand-gradient);
}

.cv__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-decorative);
}

.cv__avatar {
  display: grid;
  flex: none;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: var(--text-on-action);
  font-weight: 700;
  font-size: 14px;
}

.cv__name {
  font: var(--text-h3);
  font-size: 18px;
  line-height: 1.3;
}

.cv__role {
  font: var(--text-caption);
  color: var(--text-secondary);
}

.cv__cols {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-4);
}

.cv__heading {
  margin-bottom: var(--space-2);
  font: var(--text-caption);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--action-primary);
}

.cv__item {
  margin: var(--space-2) 0 6px;
  font: var(--text-caption);
  font-weight: 600;
}

.cv__line {
  height: 6px;
  margin-bottom: 6px;
  border-radius: 3px;
  background: var(--border-decorative);
}

.cv__line--mid {
  width: 80%;
}

.cv__line--short {
  width: 55%;
}

.cv__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cv__chip {
  padding: 2px var(--space-2);
  border-radius: 999px;
  background: var(--bg-selected);
  color: var(--action-primary);
  font: var(--text-caption);
  font-size: 11px;
  font-weight: 500;
}

.showcase__badge,
.showcase__toast {
  position: absolute;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border-radius: 999px;
  font: var(--text-label);
  font-weight: 600;
  white-space: nowrap;
}

.showcase__badge {
  top: -14px;
  right: var(--space-6);
  padding: 6px var(--space-3);
  background: #0e1830; /* navy in both themes: the text on it is white */
  color: var(--text-on-action);
  font-size: 12px;
}

.showcase__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-cyan);
}

.showcase__toast {
  right: calc(var(--space-6) * -1);
  bottom: var(--space-6);
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-2);
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: 0 12px 28px -8px rgba(23, 35, 59, 0.28), 0 0 0 1px rgba(23, 35, 59, 0.05);
}

.showcase__toast svg {
  width: 22px;
  height: 22px;
  padding: 3px;
  border-radius: 50%;
  background: var(--success-bg);
  color: var(--success);
}

/* --------------------------------------------------------------------------
   Headings and text
   -------------------------------------------------------------------------- */

.auth__title {
  font: var(--text-h1);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.auth__subtitle {
  margin-top: var(--space-2);
  color: var(--text-secondary);
}

.auth__footer {
  margin-top: var(--space-6);
  text-align: center;
  color: var(--text-secondary);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.stack--social {
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-6) 0;
  font: var(--text-caption);
  color: var(--text-secondary);
}

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

/* --------------------------------------------------------------------------
   Button — Primary / Secondary / Ghost × Default / Hover / Active / Focus / Disabled
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--control-height);
  padding: 0 var(--space-5);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font: var(--text-body);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover {
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--action-primary);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

.btn--block {
  width: 100%;
}

.btn--primary {
  background: var(--action-gradient);
  color: var(--text-on-action);
  box-shadow: var(--shadow-action);
}

.btn--primary:hover {
  background: var(--action-primary-hover);
  color: var(--text-on-action);
}

.btn--primary:active {
  background: var(--action-primary-active);
  color: var(--text-on-action);
}

.btn--secondary {
  background: var(--bg-surface);
  border-color: var(--border-subtle);
  color: var(--text-primary);
  box-shadow: var(--shadow-button);
}

.btn--secondary:hover {
  background: var(--bg-canvas);
  border-color: var(--action-primary);
  color: var(--text-primary);
}

.btn--secondary:active {
  background: var(--bg-selected);
  border-color: var(--action-primary);
  color: var(--text-primary);
}

.btn--ghost {
  background: transparent;
  color: var(--action-primary);
}

.btn--ghost:hover {
  background: var(--bg-selected);
  color: var(--action-primary-hover);
}

.btn--ghost:active {
  background: var(--bg-selected);
  color: var(--action-primary-active);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  box-shadow: none;
  background: var(--bg-disabled);
  border-color: transparent;
  color: var(--text-disabled);
  cursor: not-allowed;
}

.btn__icon {
  flex: none;
  width: 20px;
  height: 20px;
}

/* Loading state (set by auth.js while a request is in flight) */
.btn[data-loading="true"] {
  position: relative;
  color: transparent !important;
}

/* A primary button stays blue while loading instead of turning grey */
.btn--primary[data-loading="true"] {
  background: var(--action-gradient);
  box-shadow: var(--shadow-action);
  cursor: progress;
}

.btn--primary[data-loading="true"]::after {
  border-color: var(--text-on-action);
  border-right-color: transparent;
}

.btn[data-loading="true"]::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid var(--text-disabled);
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

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

/* --------------------------------------------------------------------------
   Field — Default / Hover / Focus / Disabled / Error
   -------------------------------------------------------------------------- */

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Two fields next to each other (first and last name); stacked on small phones */
.field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}

@media (max-width: 379px) {
  .field-row {
    grid-template-columns: minmax(0, 1fr);
  }
}

.field__label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.field__label {
  font: var(--text-label);
  color: var(--text-primary);
}

.field__link {
  font: var(--text-label);
}

.field__control {
  position: relative;
  display: flex;
}

.field__input {
  width: 100%;
  height: var(--input-height);
  padding: 0 var(--space-4);
  border: 1px solid var(--border-control);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-primary);
  font: var(--text-body);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.field__input::placeholder {
  color: var(--text-disabled);
  opacity: 1;
}

.field__input:hover {
  border-color: var(--text-secondary);
}

.field__input:focus,
.field__input:focus-visible {
  outline: none;
  border-color: var(--action-primary);
  box-shadow: var(--focus-ring);
}

.field__input:disabled {
  background: var(--bg-disabled);
  border-color: var(--bg-disabled);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.field__input[aria-invalid="true"] {
  border-color: var(--danger);
}

.field__input[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.25);
}

.field__input--with-toggle {
  padding-right: 72px;
}

.field__toggle {
  position: absolute;
  top: 50%;
  right: var(--space-1);
  transform: translateY(-50%);
  min-width: 56px;
  height: 40px;
  padding: 0 var(--space-3);
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--action-primary);
  font: var(--text-label);
  cursor: pointer;
}

.field__toggle:hover {
  background: var(--bg-selected);
  color: var(--action-primary-hover);
}

.field__hint {
  font: var(--text-caption);
  color: var(--text-secondary);
}

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

/* --------------------------------------------------------------------------
   Checkbox
   -------------------------------------------------------------------------- */

.check {
  display: grid;
  grid-template-columns: 20px 1fr;
  column-gap: var(--space-3);
  align-items: start;
  color: var(--text-primary);
}

.check__input {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  margin: 1px 0 0;
  border: 1px solid var(--border-control);
  border-radius: 4px;
  background: var(--bg-surface) center / 14px 14px no-repeat;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.check__input:hover {
  border-color: var(--action-primary);
}

.check__input:checked {
  border-color: var(--action-primary);
  background-color: var(--action-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none'%3E%3Cpath d='M3 7.5l2.5 2.5L11 4.5' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.check__input:focus-visible {
  outline: 2px solid var(--action-primary);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

.check__input[aria-invalid="true"] {
  border-color: var(--danger);
}

.check__label {
  cursor: pointer;
}

.check .field__error {
  grid-column: 2;
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   Alerts and notes
   -------------------------------------------------------------------------- */

.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font: var(--text-body);
}

.alert--danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.alert--success {
  background: var(--success-bg);
  color: var(--success);
}

.note {
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--bg-selected);
  color: var(--text-primary);
}

.form {
  margin-top: 0;
}

/* Without the Google / LinkedIn buttons, keep the same space above the form */
.divider[hidden] + .form {
  margin-top: var(--space-8);
}

.form--spaced {
  margin-top: var(--space-8);
}

.actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* --------------------------------------------------------------------------
   Responsive
   Tablet 768–1199: narrower brand panel. Below 900: one column, no brand panel
   (matches the 390 mobile sign-in frame). Mobile <768: 20px margins.
   -------------------------------------------------------------------------- */

@media (max-width: 1199px) {
  .auth {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .auth__brand,
  .auth__main {
    padding: var(--space-10);
  }

  .brand__tagline {
    font-size: 38px;
  }

  .showcase__toast {
    right: calc(var(--space-2) * -1);
  }
}

@media (max-width: 899px) {
  .auth {
    grid-template-columns: minmax(0, 1fr);
  }

  .auth__brand {
    display: none;
  }

  .auth__main {
    justify-content: flex-start;
    padding: var(--space-16) var(--space-10);
  }

  .logo--mobile {
    display: inline-flex;
  }
}

@media (max-width: 767px) {
  /* On phones the buttons sit above the card instead of on top of it */
  .auth__controls {
    position: static;
    align-self: flex-end;
    margin-bottom: var(--space-4);
  }

  .auth__main {
    padding: var(--space-8) var(--space-5);
  }

  .auth__panel {
    padding: var(--space-8) var(--space-5) var(--space-6);
  }

  .auth__title {
    font-size: 24px;
  }

  .field__input {
    font-size: 16px; /* stops iOS zooming the page on focus */
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation-duration: 1.4s !important;
  }
}

/* Dark mode: the brand panel gets a deep blue instead of the light sky, so the
   white headline stays readable. */
[data-theme="dark"] .auth__brand {
  background:
    radial-gradient(circle at 0% 0%, rgba(76, 201, 255, 0.22), transparent 45%),
    radial-gradient(circle at 100% 100%, rgba(31, 107, 255, 0.35), transparent 55%),
    linear-gradient(160deg, #0b1a36 0%, var(--bg-brand) 100%);
}