/* ==========================================================================
   Lyramic.Web.Shared — base.css (TDD-A §5)
   All shared component styles. Colors and fonts come EXCLUSIVELY from the
   --brand-* / --font-* tokens; each site's theme.css defines them. The only
   hex literals allowed in this file live in the fallback token block below.
   Loaded as _content/Lyramic.Web.Shared/base.css, BEFORE theme.css.
   ========================================================================== */

/* ── Fallback tokens (overridden by every theme.css) ── */
:root {
  --brand-bg: #16161a;
  --brand-bg-deep: #101013;
  --brand-surface: #1e1e24;
  --brand-surface-2: #26262e;
  --brand-text: #e8e8ec;
  --brand-text-muted: #93939d;
  --brand-border: rgba(255, 255, 255, 0.08);
  --brand-accent: #8888ff;
  --brand-accent-2: #c8c8d8;
  --brand-glow: #8888ff;
  --font-display: system-ui, sans-serif;
  --font-body: system-ui, sans-serif;
  --font-mono: ui-monospace, monospace;

  /* derived, theme-agnostic */
  --glow-soft: color-mix(in oklab, var(--brand-glow) 15%, transparent);
  --glow-faint: color-mix(in oklab, var(--brand-glow) 7%, transparent);
  --accent-contrast: color-mix(in oklab, var(--brand-accent) 8%, var(--brand-bg));
}

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

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

body {
  background: var(--brand-bg);
  color: var(--brand-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 600;
  text-wrap: balance;
}

p { text-wrap: pretty; }

a { color: var(--brand-accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--brand-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

code, pre { font-family: var(--font-mono); font-size: 0.92em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}

/* ── Layout primitives ── */
.l-container {
  width: min(100% - 2.5rem, 72rem);
  margin-inline: auto;
}

.l-narrow { width: min(100% - 2.5rem, 44rem); margin-inline: auto; }

/* ── Buttons & badges ── */
.c-btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid transparent;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}
.c-btn:hover { text-decoration: none; transform: translateY(-1px); }

.c-btn--primary {
  background: var(--brand-accent);
  color: var(--brand-bg);
}
.c-btn--primary:hover { box-shadow: 0 6px 24px var(--glow-soft); }

.c-btn--ghost {
  border-color: var(--brand-border);
  color: var(--brand-text);
  background: transparent;
}
.c-btn--ghost:hover { background: var(--brand-surface); }

.c-btn--compact { padding: 0.45rem 1rem; font-size: 0.9rem; }

.c-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px dashed var(--brand-border);
  color: var(--brand-text-muted);
}

.c-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand-accent);
  border: 1px solid var(--brand-border);
  border-radius: 999px;
  padding: 0.15rem 0.65rem;
}

/* ── Nav ── */
.c-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in oklab, var(--brand-bg) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--brand-border);
}
.c-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.8rem;
}
.c-nav__brand { color: var(--brand-text); }
.c-nav__brand:hover { text-decoration: none; }
.c-nav__wordmark { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; }
.c-nav__logo { height: 1.75rem; width: auto; }
.c-nav__links { display: flex; align-items: center; gap: 1.5rem; }
.c-nav__links a:not(.c-btn) { color: var(--brand-text-muted); font-size: 0.95rem; }
.c-nav__links a:not(.c-btn):hover { color: var(--brand-text); text-decoration: none; }

.c-nav__mobile { display: none; position: relative; }
.c-nav__mobile summary { list-style: none; cursor: pointer; padding: 0.5rem; }
.c-nav__mobile summary::-webkit-details-marker { display: none; }
.c-nav__burger,
.c-nav__burger::before,
.c-nav__burger::after {
  display: block;
  width: 1.4rem;
  height: 2px;
  background: var(--brand-text);
  position: relative;
  content: "";
}
.c-nav__burger::before { position: absolute; top: -6px; }
.c-nav__burger::after { position: absolute; top: 6px; }
.c-nav__mobile nav {
  position: absolute;
  right: 0;
  top: calc(100% + 0.5rem);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-width: 12rem;
  padding: 1rem 1.25rem;
  background: var(--brand-surface);
  border: 1px solid var(--brand-border);
  border-radius: 0.75rem;
  box-shadow: 0 12px 40px rgb(0 0 0 / 0.35);
}
.c-nav__mobile nav a { color: var(--brand-text); }

@media (max-width: 640px) {
  .c-nav__links { display: none; }
  .c-nav__mobile { display: block; }
}

/* ── Footer ── */
.c-footer {
  margin-top: 5rem;
  border-top: 1px solid var(--brand-border);
  background: var(--brand-bg-deep);
  font-size: 0.95rem;
}
.c-footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  padding-block: 3rem;
}
.c-footer__name { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; }
.c-footer__tagline { color: var(--brand-text-muted); margin-top: 0.35rem; max-width: 34ch; }
.c-footer__links { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 1.25rem; }
.c-footer__links a { color: var(--brand-text-muted); }
.c-footer__links a:hover { color: var(--brand-text); }

.c-footer__family-heading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-text-muted);
  margin-bottom: 1rem;
}
.c-footer__family ul { list-style: none; padding: 0; display: grid; gap: 0.9rem; }
.c-footer__family a { color: var(--brand-text); font-weight: 600; }
.c-footer__family span { display: block; color: var(--brand-text-muted); font-size: 0.875rem; }

.c-footer__legal {
  border-top: 1px solid var(--brand-border);
  padding-block: 1.25rem;
  color: var(--brand-text-muted);
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .c-footer__inner { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Sections: shared rhythm ── */
.s-hero, .s-features, .s-tour, .s-prose, .s-cards, .s-stats, .s-quote, .s-faq {
  padding-block: 4.5rem;
}
.s-heading { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: 1rem; }
.s-intro { color: var(--brand-text-muted); max-width: 56ch; margin-bottom: 2.5rem; }

/* ── hero ── */
.s-hero {
  padding-block: clamp(4rem, 12vh, 7rem);
  background:
    radial-gradient(60rem 30rem at 70% -10%, var(--glow-faint), transparent 70%),
    var(--brand-bg);
}
.s-hero__inner { display: grid; gap: 3rem; align-items: center; }
.s-hero__inner--media { grid-template-columns: 1.1fr 1fr; }
.s-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-accent);
  margin-bottom: 1rem;
}
.s-hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  font-weight: 600;
}
.s-hero h1 em { font-style: normal; color: var(--brand-accent); }
.s-hero__lede {
  margin-top: 1.25rem;
  font-size: 1.15rem;
  color: var(--brand-text-muted);
  max-width: 52ch;
}
.s-hero__ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.25rem; align-items: center; }
.s-hero__media img {
  border-radius: 0.75rem;
  border: 1px solid var(--brand-border);
  box-shadow: 0 24px 80px var(--glow-faint);
}
@media (max-width: 960px) {
  .s-hero__inner--media { grid-template-columns: 1fr; }
}

/* ── feature-grid ── */
.s-features__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.s-features__item {
  background: var(--brand-surface);
  border: 1px solid var(--brand-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
}
.s-features__item svg { color: var(--brand-accent); margin-bottom: 1rem; }
.s-features__item h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.s-features__item p { color: var(--brand-text-muted); font-size: 0.95rem; }
@media (max-width: 960px) { .s-features__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .s-features__grid { grid-template-columns: 1fr; } }

/* ── tour ── */
.s-tour__stop {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  padding-block: 2.5rem;
}
.s-tour__stop:nth-child(even) .s-tour__media { order: 2; }
.s-tour__kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brand-accent);
  margin-bottom: 0.6rem;
}
.s-tour__stop h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
.s-tour__stop p { color: var(--brand-text-muted); }
.s-tour__stop ul { margin-top: 1rem; padding-left: 1.2rem; color: var(--brand-text-muted); }
.s-tour__stop li { margin-block: 0.35rem; }
.s-tour__media img {
  border-radius: 0.75rem;
  border: 1px solid var(--brand-border);
  box-shadow: 0 16px 48px var(--glow-faint);
  transition: transform 200ms ease;
}
.s-tour__stop:hover .s-tour__media img { transform: translateY(-3px); }
@media (max-width: 960px) {
  .s-tour__stop { grid-template-columns: 1fr; gap: 1.5rem; }
  .s-tour__stop:nth-child(even) .s-tour__media { order: 0; }
}

/* ── prose ── */
.s-prose__body { max-width: 70ch; }
.s-prose__body h2 { font-size: 1.6rem; margin: 2.25rem 0 0.9rem; }
.s-prose__body h3 { font-size: 1.2rem; margin: 1.75rem 0 0.7rem; }
.s-prose__body p { margin-block: 0.9rem; }
.s-prose__body ul, .s-prose__body ol { padding-left: 1.3rem; margin-block: 0.9rem; }
.s-prose__body li { margin-block: 0.3rem; }
.s-prose__body blockquote {
  border-left: 3px solid var(--brand-accent);
  padding-left: 1.25rem;
  color: var(--brand-text-muted);
  margin-block: 1.25rem;
}
.s-prose__body table { border-collapse: collapse; margin-block: 1.25rem; width: 100%; }
.s-prose__body th, .s-prose__body td {
  border: 1px solid var(--brand-border);
  padding: 0.5rem 0.9rem;
  text-align: left;
}
.s-prose__body th { background: var(--brand-surface); font-family: var(--font-display); }

/* ── cta-band ── */
.s-ctaband {
  margin-block: 3rem;
  background:
    radial-gradient(40rem 16rem at 50% 120%, var(--glow-soft), transparent 70%),
    var(--brand-surface);
  border-block: 1px solid var(--brand-border);
  padding-block: 4rem;
  text-align: center;
}
.s-ctaband h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
.s-ctaband p { color: var(--brand-text-muted); max-width: 50ch; margin: 0.9rem auto 0; }
.s-ctaband .c-btn, .s-ctaband .c-badge { margin-top: 2rem; }

/* ── card-grid ── */
.s-cards__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.s-cards__card {
  display: block;
  background: var(--brand-surface);
  border: 1px solid var(--brand-border);
  border-radius: 1rem;
  padding: 1.75rem;
  color: var(--brand-text);
  transition: transform 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
}
.s-cards__card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--brand-accent) 40%, var(--brand-border));
  box-shadow: 0 16px 48px var(--glow-faint);
}
.s-cards__card img { border-radius: 0.5rem; margin-bottom: 1.25rem; }
.s-cards__card h3 { font-size: 1.25rem; margin-block: 0.75rem 0.5rem; }
.s-cards__card p { color: var(--brand-text-muted); font-size: 0.95rem; }
.s-cards__external {
  font-size: 0.9em;
  color: var(--brand-accent);
  margin-left: 0.35rem;
}
@media (max-width: 960px) { .s-cards__grid { grid-template-columns: 1fr; } }

/* ── stat-band ── */
.s-stats { padding-block: 3rem; border-block: 1px solid var(--brand-border); }
.s-stats__grid { display: flex; flex-wrap: wrap; gap: 3rem 4.5rem; justify-content: center; }
.s-stats__value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 600;
  color: var(--brand-accent);
  line-height: 1;
}
.s-stats__label { color: var(--brand-text-muted); font-size: 0.9rem; margin-top: 0.45rem; }

/* ── quote ── */
.s-quote blockquote {
  position: relative;
  max-width: 44ch;
  margin-inline: auto;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  line-height: 1.4;
}
.s-quote blockquote::before {
  content: "\201C";
  display: block;
  font-size: 4rem;
  line-height: 1;
  color: var(--brand-accent);
}
.s-quote figcaption {
  text-align: center;
  margin-top: 1.25rem;
  color: var(--brand-text-muted);
  font-size: 0.95rem;
}

/* ── faq ── */
.s-faq__items { max-width: 44rem; }
.s-faq__items details {
  border-bottom: 1px solid var(--brand-border);
  padding-block: 1.1rem;
}
.s-faq__items summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-display);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.s-faq__items summary::-webkit-details-marker { display: none; }
.s-faq__items summary::after {
  content: "+";
  color: var(--brand-accent);
  font-size: 1.3rem;
  transition: transform 150ms ease;
}
.s-faq__items details[open] summary::after { transform: rotate(45deg); }
.s-faq__items details > div { padding-top: 0.75rem; color: var(--brand-text-muted); }