/* Hallmark · genre: editorial · macrostructure: Long Document · theme: Atelier
 * tone: considered craft (inferred — user delegated) · anchor hue: warm bronze 45°
 * enrichment: none — typography + captioned plates at text measure
 * nav: N9 Edge-aligned minimal (knobs: cta=outlined, wordmark=serif, padding=spacious)
 * footer: Ft5 Statement (knobs: sentence=38ch, wordmark=under, rule=double)
 * cta: C3 typographic link + C4 sticky bottom bar (knobs: reveal=after-fold, shadow=hairline)
 * section heads: S4 inline (no break)
 * axes: paper=light · display=high-contrast-serif · accent=warm-bronze
 * audience: older adults, private-pay denture patients, Hyvinkää
 *
 * Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V4
 */

@import url("tokens.css");

/* ── reset / base ───────────────────────────────────────────────────── */

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

html, body {
  overflow-x: clip;            /* clip, never hidden — gate 34 */
  margin: 0;
  padding: 0;
}

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

body {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--lh-relaxed);
  letter-spacing: var(--tracking-normal);
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  padding-block-end: var(--space-3xl);   /* room for the sticky call bar */
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }
}

img { max-width: 100%; height: auto; display: block; }

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  /* never animated — must appear instantly */
}

::selection { background: var(--color-accent); color: var(--color-accent-ink); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

.skip-link {
  position: absolute; left: var(--space-md); top: var(--space-md);
  z-index: 20;
  background: var(--color-ink); color: var(--color-paper);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--dur-fast) var(--ease-out);
}
.skip-link:focus-visible { transform: translateY(0); }

/* ── page frame ─────────────────────────────────────────────────────── */

.wrap {
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

/* ── N9 · edge-aligned minimal nav ──────────────────────────────────── */

.nav {
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.nav__inner {
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--space-lg) var(--page-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.nav__wordmark {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-style: var(--display-style);
  font-size: var(--text-xl);
  letter-spacing: var(--tracking-tight);
  line-height: var(--lh-tight);
  color: var(--color-ink);
  text-decoration: none;
  white-space: nowrap;
}
.nav__wordmark small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  margin-block-start: var(--space-2xs);
}

/* outlined CTA — the phone number is the call to action */
.nav__cta {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-md);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
  text-decoration: none;
  border: 2px solid var(--color-ink);
  padding: var(--space-sm) var(--space-lg);
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;          /* never wraps to two lines — gate 49 */
  transition: background-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.nav__cta:hover, .nav__cta.is-hover {
  background: var(--color-ink);
  color: var(--color-paper);
}
.nav__cta:active { transform: translateY(1px); }

/* ── the document ───────────────────────────────────────────────────── */

.doc {
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--space-2xl) var(--page-gutter) var(--space-3xl);
}

.doc > * {
  max-width: var(--measure);
}

.doc__lede {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-style: var(--display-style);   /* roman — no italic headers */
  font-size: var(--text-display-s);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-display);
  overflow-wrap: anywhere;            /* gate 51 */
  min-width: 0;
  margin: 0 0 var(--space-xl);
  max-width: 24ch;
}

.doc p {
  margin: 0 0 var(--space-lg);
  hyphens: auto;
}

.doc p.first {
  font-size: var(--text-md);
  color: var(--color-ink-2);
}

/* S4 · inline section head — emerges from the prose, no spatial break */
.head-inline {
  display: block;
  font-family: var(--font-body);
  font-variant-caps: all-small-caps;
  font-weight: 700;
  font-size: var(--text-md);
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-block: var(--space-2xl) var(--space-sm);
  scroll-margin-top: var(--space-xl);
}
.head-inline:first-of-type { margin-block-start: var(--space-xl); }

/* ── sisällys · a short index, for readers who scan ─────────────────── */

.index {
  border-block: var(--rule-hair) solid var(--color-rule);
  padding-block: var(--space-lg);
  margin-block: var(--space-xl) var(--space-2xl);
}
.index__label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 var(--space-sm);
}
.index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2xs);
}
.index a {
  color: var(--color-ink-2);
  text-decoration: none;
  border-block-end: 1px solid var(--color-rule);
  padding-block: var(--space-2xs);
  display: inline-block;
  min-height: 44px;
  transition: border-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.index a:hover, .index a.is-hover {
  color: var(--color-accent);
  border-block-end-color: var(--color-accent);
}
.index a:active { color: var(--color-ink); }

/* ── C3 · typographic link ──────────────────────────────────────────── */

.link {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  border-block-end: 2px solid var(--color-rule-2);
  padding-block-end: 1px;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.link:hover, .link.is-hover { border-block-end-color: var(--color-accent); }
.link:active { color: var(--color-ink); }

.tel {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-size: var(--text-xl);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
  text-decoration: none;
  border-block-end: 2px solid var(--color-accent);
  white-space: nowrap;
  display: inline-block;
  min-height: 44px;
}
.tel:hover, .tel.is-hover { color: var(--color-accent); }
.tel:active { transform: translateY(1px); }

/* ── figures · at text measure, never full-bleed ────────────────────── */

.fig {
  margin: var(--space-2xl) 0;
  max-width: var(--measure);
}
.fig img {
  width: 100%;
  /* plates are annotation, not the star — portrait sources get cropped to an
     editorial band rather than towering 876px over the prose */
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: var(--rule-hair) solid var(--color-rule);
}
.fig figcaption {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-block-start: var(--space-sm);
  padding-block-start: var(--space-xs);
  border-block-start: var(--rule-hair) solid var(--color-rule);
  line-height: var(--lh-normal);
}

/* the four process steps — a grid, still inside the measure */
.fig--steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));   /* gate 50 */
  gap: var(--space-sm);
}
.fig--steps img { aspect-ratio: 1 / 1; }   /* four even tiles, not a ragged row */
.fig--steps figcaption { grid-column: 1 / -1; }

/* ── placeholder blocks · visibly marked, never invented ────────────── */

.todo {
  border: 2px dashed var(--color-flag);
  background: var(--color-flag-bg);
  padding: var(--space-md) var(--space-lg);
  margin-block: var(--space-lg);
  max-width: var(--measure);
}
.todo__tag {
  display: inline-block;
  font-family: var(--font-label);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-flag);
  margin-block-end: var(--space-xs);
}
.todo p { margin: 0; font-size: var(--text-sm); color: var(--color-neutral); }
.todo p + p { margin-block-start: var(--space-xs); }

/* ── contact block ──────────────────────────────────────────────────── */

.contact {
  border-block-start: 3px solid var(--color-ink);
  padding-block-start: var(--space-lg);
  margin-block-start: var(--space-2xl);
  max-width: var(--measure);
}
.contact dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: var(--space-xs) var(--space-lg);
}
.contact dt {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-muted);
}
.contact dd { margin: 0; }

/* ── Ft5 · statement footer ─────────────────────────────────────────── */

.foot {
  border-block-start: var(--rule-hair) solid var(--color-rule);
  margin-block-start: var(--section-gap);
}
.foot__inner {
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--space-3xl) var(--page-gutter) var(--space-2xl);
  display: grid;
  gap: var(--space-2xl);
}
.foot__line {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-style: var(--display-style);
  font-size: clamp(1.875rem, 5vw, 3.25rem);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
  overflow-wrap: anywhere;
  min-width: 0;
  max-width: 38ch;
  margin: 0;
}
.foot__wordmark {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-tight);
}
.foot__meta {
  border-block-start: 3px double var(--color-rule-2);
  padding-block-start: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-lg);
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--color-muted);
}
.foot__meta a { color: var(--color-muted); }

/* ── C4 · sticky bottom call bar ────────────────────────────────────── */

.callbar {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 10;
  background: var(--color-paper-2);
  border-block-start: var(--rule-hair) solid var(--color-rule-2);
  padding: var(--space-sm) var(--page-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  transform: translateY(110%);
  transition: transform var(--dur-slow) var(--ease-out);
}
.callbar.is-visible { transform: translateY(0); }

.callbar__note {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  min-width: 0;
}
.callbar__cta {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-md);
  color: var(--color-accent-ink);
  background: var(--color-accent);
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  margin-inline-start: auto;
  transition: background-color var(--dur-fast) var(--ease-out);
}
.callbar__cta:hover, .callbar__cta.is-hover { background: var(--color-ink); }
/* the accent fill is too close to --color-focus (1.14:1) — ring in ink,
   with a light inner rule so it also reads against the fill itself */
.callbar__cta:focus-visible {
  outline: 3px solid var(--color-ink);
  outline-offset: 3px;
  box-shadow: inset 0 0 0 2px var(--color-accent-ink);
}
.callbar__cta:active { transform: translateY(1px); }

@media (prefers-reduced-motion: reduce) {
  .callbar { transform: translateY(0); opacity: 0; pointer-events: none; }
  .callbar.is-visible { opacity: 1; pointer-events: auto; }
}

/* ── mobile · verified at 320 / 375 / 414 / 768 ─────────────────────── */

@media (max-width: 40rem) {
  :root { --text-display-s: clamp(1.75rem, 8vw, 2.5rem); }

  .nav__inner { padding-block: var(--space-md); }
  .nav__cta { width: 100%; justify-content: center; }

  .doc { padding-block-start: var(--space-2xl); }

  .fig--steps { grid-template-columns: minmax(0, 1fr); }

  .contact dl { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .contact dt { margin-block-start: var(--space-sm); }

  .callbar { padding-block: var(--space-xs); }
  .callbar__note { flex-basis: 100%; }
  .callbar__cta { width: 100%; justify-content: center; margin-inline-start: 0; }
}

@media print {
  .callbar, .skip-link { display: none; }
  body { padding-block-end: 0; }
}