/* Hallmark · genre: atmospheric · design-system: tokens.css / Twilight Sanctuary · designed-as-app
 * Shared foundation for every whisper.lulaapps.com page: reset, base elements,
 * atmospheric background, site chrome (nav + footer), controls, and reveal utilities.
 * Page-specific layout lives in whisper-home.css / whisper-legal.css / whisper-utility.css.
 * pre-emit critique: P5 H5 E5 S5 R5 V4 */

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

html,
body {
  overflow-x: clip;
}

html {
  background: var(--color-paper);
  scroll-behavior: smooth;
}

body {
  min-width: 0;
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

/* Living atmosphere — the plum + ember blooms breathe and drift slowly behind
 * everything. A fixed layer so it stays put while the page scrolls. */
body::before {
  content: "";
  position: fixed;
  inset: -15%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 82% 14%, color-mix(in oklch, var(--color-plum-bloom) 42%, var(--color-transparent)), var(--color-transparent) 32%),
    radial-gradient(circle at 16% 34%, color-mix(in oklch, var(--color-ember-bloom) 10%, var(--color-transparent)), var(--color-transparent) 22%);
  animation: aurora-drift 26s var(--ease-in-out) infinite alternate;
  will-change: transform;
}

@keyframes aurora-drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(2.5%, 2%, 0) scale(1.09);
  }
}

[hidden] {
  display: none !important;
}

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

button {
  color: inherit;
}

svg {
  display: block;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  min-width: 0;
  overflow-wrap: break-word;
  hyphens: auto;
  font-family: var(--font-display);
  font-style: normal;
}

.skip-link {
  position: fixed;
  inset-block-start: var(--space-md);
  inset-inline-start: var(--space-md);
  z-index: var(--z-sticky);
  min-height: 2.75rem;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-capsule);
  background: var(--color-ink);
  color: var(--color-paper);
  text-decoration: none;
  transform: translateY(calc(-100% - var(--space-xl)));
}

.skip-link:focus-visible {
  transform: translateY(0);
}

/* ── Site chrome ─────────────────────────────────────────────── */

.site-nav {
  width: min(100%, 90rem);
  min-height: 5.5rem;
  margin-inline: auto;
  padding:
    max(var(--space-md), env(safe-area-inset-top))
    max(var(--space-md), env(safe-area-inset-right))
    var(--space-md)
    max(var(--space-md), env(safe-area-inset-left));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.wordmark {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-ink);
  font-family: var(--font-wordmark);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

/* The mark stands on its own — no plum tile or capsule. Paint the SVG mask with
 * the warm light ink so it stays quiet but immediately legible on the header. */
.wordmark__badge {
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  background: var(--color-ink);
  -webkit-mask: url("/whisper-mark-bold.svg?v=20260714") center / contain no-repeat;
  mask: url("/whisper-mark-bold.svg?v=20260714") center / contain no-repeat;
}

.language-switch {
  display: inline-flex;
  gap: 0;
}

.language-switch__button {
  position: relative;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: 0;
  border: 0;
  border-radius: var(--radius-capsule);
  background: var(--color-transparent);
  color: var(--color-muted);
  cursor: pointer;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  line-height: 1;
  isolation: isolate;
}

.language-switch__button::before {
  position: absolute;
  inset: var(--space-2xs);
  z-index: -1;
  border: var(--rule-hair) solid var(--color-transparent);
  border-radius: var(--radius-capsule);
  content: "";
  opacity: 0;
  transform: scale(0.86);
  transition:
    opacity var(--dur-micro) var(--ease-out),
    transform var(--dur-short) var(--ease-out),
    background-color var(--dur-short) var(--ease-out);
}

.language-switch__button[aria-pressed="true"] {
  background: var(--color-transparent);
  color: var(--color-ink);
}

.language-switch__button[aria-pressed="true"]::before {
  border-color: var(--color-rule);
  background: var(--color-surface-raised);
  opacity: 1;
  transform: scale(1);
}

.language-switch__button:disabled,
.language-switch__button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}

.language-switch__button[data-state="loading"] {
  cursor: progress;
  opacity: 0.65;
}

.language-switch__button[data-state="error"] {
  box-shadow: inset 0 0 0 var(--rule-hair) var(--color-error);
}

.language-switch__button[data-state="success"] {
  color: var(--color-ink);
}

.control:focus-visible {
  outline: var(--rule-focus) solid var(--color-focus);
  outline-offset: var(--space-2xs);
}

.control:active {
  transform: translateY(var(--space-3xs));
}

.control:disabled,
.control[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
  pointer-events: none;
}

main {
  display: block;
}

/* ── Text link ───────────────────────────────────────────────── */

.text-link {
  position: relative;
  width: fit-content;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.text-link::after,
.site-footer a::after {
  position: absolute;
  inset-inline: 0;
  inset-block-end: var(--space-3xs);
  height: var(--rule-hair);
  background: var(--color-accent);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
}

/* ── Footer ──────────────────────────────────────────────────── */

.site-footer {
  width: min(100%, 90rem);
  margin-inline: auto;
  padding:
    var(--space-3xl)
    max(var(--space-md), env(safe-area-inset-right))
    max(var(--space-xl), env(safe-area-inset-bottom))
    max(var(--space-md), env(safe-area-inset-left));
  display: grid;
  gap: var(--space-2xl);
}

.site-footer__statement {
  max-width: 24ch;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.site-footer__meta {
  padding-block-start: var(--space-lg);
  border-block-start: var(--rule-hair) solid var(--color-rule);
  display: grid;
  gap: var(--space-md);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.site-footer__meta nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.site-footer a {
  position: relative;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding-inline: var(--space-xs);
  display: inline-flex;
  align-items: center;
  color: var(--color-ink-soft);
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

/* ── Scroll reveal ───────────────────────────────────────────── */

.reveal-ready {
  opacity: 0;
  transform: translate3d(0, var(--space-lg), 0);
  filter: blur(8px);
  transition:
    opacity calc(var(--dur-long) + var(--dur-short)) var(--ease-out) var(--reveal-delay, 0ms),
    transform calc(var(--dur-long) + var(--dur-short)) var(--ease-out) var(--reveal-delay, 0ms),
    filter calc(var(--dur-long) + var(--dur-short)) var(--ease-out) var(--reveal-delay, 0ms);
  will-change: opacity, transform, filter;
}

.reveal-ready.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: blur(0);
  will-change: auto;
}

.reveal-delay-1 {
  --reveal-delay: var(--dur-micro);
}

.reveal-delay-2 {
  --reveal-delay: calc(var(--dur-micro) * 2);
}

.reveal-delay-3 {
  --reveal-delay: calc(var(--dur-micro) * 3);
}

@media (hover: hover) and (pointer: fine) {
  .wordmark:hover,
  .language-switch__button:hover,
  .skip-link:hover {
    opacity: 0.76;
  }

  .language-switch__button:active,
  .text-link:active,
  .site-footer a:active {
    transform: translateY(var(--space-3xs));
  }

  .text-link:hover::after,
  .text-link:focus-visible::after,
  .site-footer a:hover::after,
  .site-footer a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
  }
}

@media (min-width: 40rem) {
  .site-nav {
    padding-inline: max(var(--space-xl), env(safe-area-inset-left));
  }

  .site-footer {
    padding-inline: max(var(--space-xl), env(safe-area-inset-left));
  }

  .site-footer__statement {
    font-size: var(--text-3xl);
  }

  .site-footer__meta {
    grid-template-columns: 1fr auto auto;
    align-items: baseline;
  }
}

@media (pointer: coarse) {
  .text-link,
  .site-footer a,
  .wordmark {
    min-height: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: var(--dur-micro) !important;
    animation-delay: 0ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0ms !important;
  }

  .reveal-ready,
  .reveal-ready.is-visible {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none !important;
  }

  body::before {
    animation: none;
    transform: none;
  }
}