/* ===================================================
   TOOLS PLATFORM — Shared Design System
   Flat saturated colour blocks, thin ink outlines and no cast
   shadows. Semantic mastery palette used consistently everywhere
   a fact's state is shown.
   =================================================== */

@import url('/css/fonts.css');

/* ─── CSS Custom Properties ─────────────────────── */
:root {
  color-scheme: light;

  /* Ground */
  --color-paper:        #f4f3ef;
  --color-paper-raised: #ffffff;
  --color-paper-sunken: #e9e7e0;
  --color-line:         #d6d3c8;


  /* Ink */
  --color-ink:          #14142a;
  --color-ink-2:        #474960;
  --color-ink-3:        #585a70;

  /* Outline on controls, cards and inputs */
  --pop-line:           #14142a;

  /* Activity tile fills (ink is picked per fill for 4.5:1 contrast) */
  --tile-mult:          #3d4bff;  --tile-mult-ink:     #ffffff;
  --tile-div:           #22c98b;  --tile-div-ink:      #0a2a1f;
  --tile-miss:          #ff6fae;  --tile-miss-ink:     #3a0820;
  --tile-review:        #ffcf3a;  --tile-review-ink:   #2f2300;
  --tile-review-2:      #ff8a3d;  --tile-review-2-ink: #33150a;
  --tile-progress:      var(--color-ink);
  --tile-progress-ink:  var(--color-paper);

  /* Brand accent — multiplication */
  --color-accent:       #3452d1;
  --color-accent-ink:   #2c3fa8;
  --color-accent-tint:  #e4e9fb;

  /* Secondary accent — division */
  --color-teal:         #0f6b58;
  --color-teal-tint:    #ddf2ec;

  /* Tertiary accent — missing factor */
  --color-violet:       #5b3fc4;
  --color-violet-tint:  #ece7fb;

  /* Semantic mastery states — used everywhere a fact's
     stage is shown: Progress grid, review boards, and the
     weight/size signal on featured numerals. */
  --state-none-bg:       #e6e4dc;
  --state-none-ink:      #5c5a4d;
  --state-learning-bg:   #f3d089;
  --state-learning-ink:  #7a4d0c;
  --state-due-bg:        #eeab98;
  --state-due-ink:       #7a2513;
  --state-mastered-bg:   #a9d3b6;
  --state-mastered-ink:  #175434;

  --state-stripe:        rgba(23, 24, 27, 0.12);

  /* Text weight also tells the state, so colour is never the only signal. */
  --weight-none:     500;
  --weight-learning: 600;
  --weight-due:      600;
  --weight-mastered: 700;

  --color-error:   #a3341c;
  --color-success: #1f6b41;
  --color-on-accent: #fff;
  --color-selection: rgba(52, 82, 209, 0.18);
  --color-scrim: rgba(23, 24, 27, 0.5);

  /* Typography */
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body:    'Figtree', system-ui, sans-serif;

  /* Spacing */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  40px;
  --space-2xl: 64px;

  /* Radius */
  --radius-sm:   10px;
  --radius-md:   16px;
  --radius-lg:   22px;
  --radius-xl:   28px;
  --radius-full: 999px;

  /* Shadows — one restrained lift, reserved for cards that float
     above the page (modals, the game card). Nothing else casts one. */

  /* Transitions — quick and physical; no cartoon overshoot on routine UI */
  --transition-fast: 150ms cubic-bezier(0.2, 0.7, 0.3, 1);
  --transition-med:  240ms cubic-bezier(0.2, 0.7, 0.3, 1);
  --transition-slow: 380ms cubic-bezier(0.2, 0.7, 0.3, 1);
}

/* ─── Dark theme ─────────────────────────────────────
   theme.js sets data-theme from the saved choice, else from the system
   setting, before first paint. Same roles as above, re-tuned for a dark
   ground; every text/background pair keeps at least 4.5:1. */
:root[data-theme="dark"] {
  color-scheme: dark;

  --color-paper:        #0e1022;
  --color-paper-raised: #171a35;
  --color-paper-sunken: #20244a;
  --color-line:         #333a68;


  --color-ink:          #eceefc;
  --color-ink-2:        #b8bcdb;
  --color-ink-3:        #a1a6c9;

  --pop-line:           #7d86cf;

  --color-accent:       #8ea2ff;
  --color-accent-ink:   #b4c0ff;
  --color-accent-tint:  #263061;

  --color-teal:         #4fc3a6;
  --color-teal-tint:    #163a32;

  --color-violet:       #a690f5;
  --color-violet-tint:  #2d2560;

  --state-none-bg:       #262a52;
  --state-none-ink:      #b0b5d6;
  --state-learning-bg:   #4d3c15;
  --state-learning-ink:  #f3d089;
  --state-due-bg:        #5c2b20;
  --state-due-ink:       #f6b9a8;
  --state-mastered-bg:   #1f4a33;
  --state-mastered-ink:  #ade0bf;
  --state-stripe:        rgba(255, 255, 255, 0.14);

  --color-error:   #f39a83;
  --color-success: #7fd19d;
  --color-on-accent: #10121a;
  --color-selection: rgba(142, 162, 255, 0.3);
  --color-scrim: rgba(0, 0, 0, 0.62);

}

/* ─── Reset & Base ───────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-paper);
  color: var(--color-ink);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  scrollbar-color: var(--color-line) transparent;
  scrollbar-width: thin;
}

h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.02em; font-weight: 700; }

/* ─── Browser surfaces — themed, not left to defaults ────────── */
::selection {
  background: var(--color-selection);
  color: var(--color-ink);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-line);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-paper);
  background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-ink-3);
  background-clip: padding-box;
}

/* ─── Utility ────────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.hidden { display: none !important; }

/* ─── Typography Helpers ─────────────────────────── */
.font-display { font-family: var(--font-display); }
.text-muted   { color: var(--color-ink-3); }
.text-accent  { color: var(--color-accent); }

/* ─── Buttons ────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 12px 26px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    opacity var(--transition-fast);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
}

.btn:active:not(:disabled) {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary — brand accent */
.btn-primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-accent-ink);
  transform: translateY(-1px);
}

/* Secondary — outline */
.btn-secondary {
  background: var(--color-paper-raised);
  color: var(--color-ink);
  border-color: var(--pop-line);
}

.btn-secondary:hover:not(:disabled) {
  transform: translateY(-1px);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--color-ink-3);
  padding: 8px 16px;
  font-size: 0.9rem;
  border-color: transparent;
  box-shadow: none;
}

.btn-ghost:hover:not(:disabled) {
  color: var(--color-ink);
  transform: none;
  box-shadow: none;
}

.btn-full { width: 100%; }

/* ─── Form Elements ───────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-label {
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-3);
}

.form-input {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.05rem;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 2px solid var(--pop-line);
  background: var(--color-paper-raised);
  color: var(--color-ink);
  outline: none;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  width: 100%;
}

.form-input::placeholder {
  color: var(--color-ink-3);
  font-weight: 500;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-tint);
}

.form-input.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 4px rgba(163, 52, 28, 0.12);
}

.form-error {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-error);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 20px;
}

/* PIN input — extra large */
.input-pin {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.3em;
  text-align: center;
  padding: 18px 24px;
  font-variant-numeric: normal;
}

/* ─── Modal System ────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-scrim);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  animation: overlay-in var(--transition-slow) forwards;
}

@keyframes overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-box {
  background: var(--color-paper-raised);
  border-radius: var(--radius-xl);
  border: 2px solid var(--pop-line);
  padding: var(--space-xl);
  width: 100%;
  max-width: 440px;
  position: relative;
  animation: modal-in var(--transition-med) forwards;
  transform-origin: center bottom;
}

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.96) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.modal-subtitle {
  color: var(--color-ink-2);
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: var(--space-xl);
  line-height: 1.5;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

/* Close button */
.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 0;
  background: var(--color-paper-sunken);
  color: var(--color-ink-2);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
  font-family: var(--font-body);
  line-height: 1;
}

.modal-close:hover {
  background: var(--color-line);
  color: var(--color-ink);
}

/* ─── Header ──────────────────────────────────────── */
.site-header {
  position: relative;
  z-index: 10;
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: var(--space-sm);
  justify-content: space-between;
  background: transparent;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  border: 2px solid var(--pop-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--color-on-accent);
  flex-shrink: 0;
}

.logo-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--color-ink);
  letter-spacing: -0.01em;
}

.logo-name span {
  color: var(--color-ink-2);
  font-weight: 500;
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-left: auto;
}

.header-nick {
  font-weight: 600;
  color: var(--color-ink);
  font-size: 1rem;
  font-family: var(--font-display);
}

.btn-pin {
  background: var(--color-paper-sunken);
  border: 2px solid var(--pop-line);
  color: var(--color-ink);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 7px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

.btn-pin:hover {
  background: var(--color-accent-tint);
  color: var(--color-accent-ink);
}

/* ─── Tools Grid ──────────────────────────────────── */
.tools-section {
  position: relative;
  z-index: 1;
  padding: var(--space-lg) var(--space-xl) var(--space-xl);
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.session-settings {
  display: grid;
  grid-template-columns: minmax(170px, 1fr) auto;
  align-items: center;
  gap: var(--space-md) var(--space-lg);
  margin: 0 0 var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--pop-line);
  border-radius: var(--radius-lg);
  background: var(--color-paper-raised);
}

.session-settings > div:first-child {
  display: flex;
  flex-direction: column;
}

.session-settings strong {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}

.session-settings span {
  color: var(--color-ink-3);
  font-size: 0.82rem;
  font-weight: 500;
}

.duration-options {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
  padding: 4px;
  background: var(--color-paper-sunken);
  border-radius: var(--radius-full);
}

.duration-options button {
  border: 0;
  border-radius: var(--radius-full);
  padding: 8px 14px;
  background: transparent;
  color: var(--color-ink-2);
  font: 600 0.82rem var(--font-display);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.duration-options button:hover,
.duration-options button:focus-visible {
  color: var(--color-ink);
  outline: none;
}

.duration-options button.active {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.settings-status {
  grid-column: 1 / -1;
  text-align: right;
  font-size: 0.85rem;
  color: var(--color-ink-3);
}

.settings-status:empty { display: none; }

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-3);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-display);
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-line);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-lg);
  padding-bottom: 6px;
}

/* Tile: a flat colour block. The operator is drawn huge and cropped by the
   tile edge; the name sits at the bottom. */
.tool-tile {
  --tile-bg: var(--color-paper-raised);
  --tile-fg: var(--color-ink);
  grid-column: span 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 150px;
  overflow: hidden;
  text-decoration: none;
  background: var(--tile-bg);
  color: var(--tile-fg);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  position: relative;
  cursor: pointer;
  animation: tile-in 0.5s var(--transition-med) both;
  animation-delay: calc(var(--i, 0) * 60ms + 80ms);
}

.tool-tile--lg   { grid-column: span 3; min-height: 200px; }
.tool-tile--wide { grid-column: 1 / -1; min-height: 100px; }

.tool-tile:hover {
  transform: translateY(-4px);
}

.tool-tile:active {
  transform: scale(0.985);
}

.tool-emoji {
  position: absolute;
  right: 0.06em;
  bottom: -0.32em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 9rem;
  line-height: 1;
  pointer-events: none;
  color: color-mix(in srgb, var(--tile-fg) 20%, transparent);
  transition: transform var(--transition-slow);
}

.tool-tile--lg .tool-emoji   { font-size: 22rem; bottom: -0.5em; right: 0; }
.tool-tile--wide .tool-emoji { font-size: 10rem; bottom: -0.45em; }

.tool-tile:hover .tool-emoji { transform: rotate(-6deg) scale(1.06); }

.tool-badge {
  order: -1;
  margin-bottom: var(--space-md);
  padding: 3px 10px;
  border: 1.5px solid currentColor;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tool-name {
  position: relative;
  margin-top: auto;
  max-width: 68%;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--space-xs);
}

.tool-tile--lg .tool-name { font-size: 2.1rem; }
.tool-tile--wide .tool-name,
.tool-tile--wide .tool-desc { max-width: 60%; }

.tool-desc {
  position: relative;
  max-width: 68%;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.4;
}

.tool-badge {
  position: relative;
}

.tool-name {
  transition: transform var(--transition-med);
}

.tool-tile:hover .tool-name {
  transform: translateX(4px);
}

@keyframes tile-in {
  from { opacity: 0; transform: translateY(18px) rotate(-1.5deg); }
  to   { opacity: 1; transform: none; }
}

@media (max-width: 650px) {
  .session-settings {
    grid-template-columns: 1fr;
  }

  .duration-options {
    justify-content: flex-start;
  }

  .tool-tile,
  .tool-tile--lg { grid-column: 1 / -1; min-height: 170px; }
  .tool-tile--lg .tool-emoji { font-size: 9rem; bottom: -0.3em; }
  .tool-tile--lg .tool-name { font-size: 1.7rem; }
}

/* ─── PIN Display ─────────────────────────────────── */
.pin-display-box {
  background: var(--color-paper-sunken);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.pin-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 7vw, 2.2rem);
  color: var(--color-ink);
  letter-spacing: 0.2em;
  font-variant-numeric: tabular-nums;
  padding-right: 0.3em; /* compensate letter-spacing on last char */
}

.pin-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-3);
  margin-bottom: var(--space-sm);
}

/* ─── Warning / Info Box ──────────────────────────── */
.info-box {
  background: var(--color-paper-sunken);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-ink-2);
  line-height: 1.5;
}

/* ─── Footer ──────────────────────────────────────── */
.site-footer {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-xl) var(--space-xl);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-ink-2);
}

.footer-credit {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--space-xs);
  font-size: 0.8rem;
  color: var(--color-ink-3);
}

.footer-credit a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: inherit;
  text-underline-offset: 3px;
}

.footer-credit a:hover,
.footer-credit a:focus-visible {
  color: var(--color-ink);
}

.footer-credit img {
  width: 14px;
  height: 14px;
  flex: none;
}

/* ─── Data on this device ─────────────────────────── */
.device-data {
  margin: var(--space-xl) 0 0;
}

.device-data span + span {
  margin-top: 2px;
}

.data-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: flex-end;
}

.btn-danger:hover {
  background: var(--state-due-bg);
  color: var(--state-due-ink);
}

/* ─── Learner picker ──────────────────────────────── */
.profile-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-ink-3);
}

.picker-restore {
  margin-top: var(--space-md);
}

.modal-box:has(.modal-close:not(.hidden)) .language-toggle-modal {
  right: 64px;
}
/* ─── Divider ─────────────────────────────────────── */
.divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-ink-3);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: var(--space-sm) 0;
}

.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-line);
}

/* ─── Loading Spinner ─────────────────────────────── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255,255,255,0.35);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}

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

/* ─── Responsive ──────────────────────────────────── */
@media (max-width: 768px) {
  .site-header {
    padding: var(--space-md) var(--space-lg);
  }

  .logo-name {
    font-size: 1.1rem;
  }

  .tools-section {
    padding: var(--space-lg);
  }

  .tools-grid {
    gap: var(--space-md);
  }

  .data-actions {
    justify-content: flex-start;
  }


  .modal-box {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }
}

@media (max-width: 600px) {
  .site-header {
    padding: var(--space-md);
  }

  .logo-name { display: none; }

  .header-user {
    gap: var(--space-sm);
  }

  .header-nick {
    font-size: 0.9rem;
  }

  .tools-section {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }


  .modal-box {
    padding: var(--space-lg) var(--space-md);
    margin: var(--space-sm);
    border-radius: var(--radius-lg);
  }

  .modal-title { font-size: 1.35rem; }

  .btn {
    font-size: 1rem;
    padding: 14px 24px;
  }
}

/* ─── Entrance — one quiet fade, not a choreography ───── */
.page-enter {
  opacity: 0;
  transform: translateY(10px);
  animation: fade-up 0.4s var(--transition-med) forwards;
}

.page-enter-1 { animation-delay: 0.05s; }
.page-enter-2 { animation-delay: 0.1s; }
.page-enter-3 { animation-delay: 0.15s; }
.page-enter-4 { animation-delay: 0.2s; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}