/* =========================================================
   LUMIÈRE — theme-veil.css  (Template A, "Veil")
   Appearance only: color, typography styling, surfaces,
   imagery, decoration, motion. Layout lives in structure.css.
   Organized by focus area per the project style guide.
   ========================================================= */

/* =========================================================
   1. COLOR SCHEME
   Everything that defines the palette is collected here.
   ========================================================= */
:root {
  --color-ink: #2a2118;          /* espresso — primary text (AA on ivory) */
  --color-ink-soft: #5a4c3f;     /* softened espresso — secondary text */
  --color-ivory: #f7f3ec;        /* porcelain ivory — panel surface */
  --color-ivory-veil: rgba(247, 243, 236, 0.88); /* frosted panel */
  --color-brass: #8a6d28;        /* champagne brass — rules & small accents */
  --color-brass-soft: #c2a45c;   /* pale brass — decorative hairlines */
  --color-rose: #8a6a5c;         /* rose taupe — quiet secondary accent */
  --color-focus: #1f4d8f;        /* focus ring — deliberately not brand-colored */
  --color-backdrop-a: #d8cfc2;   /* gradient stand-in until backdrop.webp exists */
  --color-backdrop-b: #b3a08c;
  --color-backdrop-c: #6e5c49;
}

/* =========================================================
   2. TYPOGRAPHY
   System stacks only (zero-weight strategy). The serif display
   stack resolves to Didot/Bodoni-class faces on most systems.
   ========================================================= */
:root {
  --font-display: "Didot", "Bodoni MT", "Cochin", "Hoefler Text",
    "Times New Roman", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-ink);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  margin: 0;
  color: var(--color-ink);
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
}

h3 {
  font-size: 1.25rem;
  letter-spacing: 0.03em;
}

p {
  margin-block: 0 1em;
}

.lede {
  font-size: 1.125rem;
  color: var(--color-ink-soft);
  max-width: 38rem;
}

/* Utility register: letterspaced small caps "eyebrow" labels */
.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-brass);
}

/* Brand wordmark — the letterspaced serif signature */
.brand__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-ink);
}

.brand__tag {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

/* =========================================================
   3. LINKS, NAV & FOCUS STATES
   ========================================================= */
a {
  color: var(--color-ink);
}

.site-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border-block-end: 0.09em solid transparent;
  transition: border-color 200ms ease, color 200ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="true"] {
  color: var(--color-brass);
  border-block-end-color: var(--color-brass-soft);
}

:focus {
  outline: 0.15rem solid var(--color-focus);
  outline-offset: 0.15rem;
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 0.15rem solid var(--color-focus);
  outline-offset: 0.15rem;
}

.skip-link {
  background: var(--color-ink);
  color: var(--color-ivory);
  text-decoration: none;
  letter-spacing: 0.1em;
}

/* =========================================================
   4. SURFACES & THE FULL-PAGE BACKDROP
   One large photograph fills the viewport behind everything.
   A gradient renders first (and forever, if the file is absent)
   so the page never looks broken while images load lazily.
   ========================================================= */
body {
  background-color: var(--color-backdrop-b);
}

/* Fixed pseudo-element instead of background-attachment: fixed,
   which is unreliable on iOS Safari. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(42, 33, 24, 0.18), rgba(42, 33, 24, 0.32)),
    url("../images/backdrop.webp"),
    radial-gradient(120% 90% at 50% 10%,
      var(--color-backdrop-a) 0%,
      var(--color-backdrop-b) 55%,
      var(--color-backdrop-c) 100%);
  background-size: cover;
  background-position: center;
}

.site-header {
  background: var(--color-ivory-veil);
  border-block-end: 0.06rem solid var(--color-brass-soft);
}

@supports (backdrop-filter: blur(1rem)) {
  .site-header {
    backdrop-filter: blur(0.6rem);
  }
}

.panel {
  background: var(--color-ivory-veil);
  border: 0.06rem solid rgba(194, 164, 92, 0.45);
  box-shadow: 0 1.5rem 3rem rgba(42, 33, 24, 0.18);
}

@supports (backdrop-filter: blur(1rem)) {
  .panel {
    backdrop-filter: blur(0.5rem);
    background: rgba(247, 243, 236, 0.82);
  }
}

.hero .panel {
  background: transparent;
  border: none;
  box-shadow: none;
}

.hero h1,
.hero .lede,
.hero .eyebrow {
  color: var(--color-ivory);
  text-shadow: 0 0.1em 1.2em rgba(42, 33, 24, 0.55);
}

.hero .eyebrow {
  color: var(--color-brass-soft);
}

.card {
  background: var(--color-ivory);
  border: 0.06rem solid rgba(194, 164, 92, 0.5);
}

.card__meta {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-brass);
}

/* =========================================================
   5. DECORATIVE RULES — the brass hairline signature
   ========================================================= */
.rule {
  width: 4.5rem;
  height: 0.09rem;
  background: var(--color-brass-soft);
  border: none;
  margin: 0;
}

.section__header .rule {
  margin-inline: auto;
}

/* =========================================================
   6. IMAGERY & PLACEHOLDERS
   ========================================================= */
.img-placeholder {
  background:
    linear-gradient(160deg, #e9e1d3 0%, #cdbfa8 100%);
  border: 0.06rem solid var(--color-brass-soft);
  color: var(--color-ink-soft);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

figcaption {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
  text-align: center;
}

/* =========================================================
   7. COMPONENT SKINS — buttons, FAQ, facts, footer
   ========================================================= */
.button {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background-color 200ms ease, color 200ms ease;
}

.button--solid {
  background: var(--color-ink);
  color: var(--color-ivory);
  border: 0.06rem solid var(--color-ink);
}

.button--solid:hover {
  background: var(--color-brass);
  border-color: var(--color-brass);
}

.button--ghost {
  background: transparent;
  color: var(--color-ivory);
  border: 0.06rem solid var(--color-ivory);
}

.button--ghost:hover {
  background: var(--color-ivory);
  color: var(--color-ink);
}

.to-top {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-brass);
  border: 0.06rem solid var(--color-brass-soft);
  border-radius: 100vmax;
  transition: background-color 200ms ease, color 200ms ease;
}

.to-top:hover {
  background: var(--color-brass);
  color: var(--color-ivory);
}

.faq details {
  border-block-end: 0.06rem solid var(--color-brass-soft);
}

.faq details:first-of-type {
  border-block-start: 0.06rem solid var(--color-brass-soft);
}

.faq summary {
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.faq summary:hover {
  color: var(--color-brass);
}

.faq details[open] summary {
  color: var(--color-brass);
}

.faq details > p {
  color: var(--color-ink-soft);
}

.facts dt {
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-brass);
}

.facts dd {
  font-family: var(--font-display);
  font-size: 1.9rem;
}

.facts dd small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

.site-footer {
  background: rgba(42, 33, 24, 0.92);
  color: var(--color-ivory);
}

.site-footer h2 {
  color: var(--color-ivory);
  font-size: 1.15rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.site-footer a {
  color: var(--color-ivory);
  text-decoration: none;
  border-block-end: 0.06em solid rgba(194, 164, 92, 0.6);
}

.site-footer a:hover {
  color: var(--color-brass-soft);
}

.site-footer p {
  color: rgba(247, 243, 236, 0.75);
}

.site-footer__legal {
  border-block-start: 0.06rem solid rgba(194, 164, 92, 0.35);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: rgba(247, 243, 236, 0.7);
}

/* =========================================================
   8. MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}