@import url('https://fonts.googleapis.com/css2?family=Didact+Gothic&family=Poiret+One&display=swap');

/* ── Custom Properties ── */
:root {
  --paper: #fdfbf7;
  --paper-alt: #f5f5f5;
  --ink: #1a1a1a;
  --ink-mid: #4a4a4a;
  --ink-light: #888;
  --rule: #d0ccc4;
  --accent: #1a1a1a;
  --accent-inv: #fdfbf7;
  --nav-h: 56px;
  --col-prose: 68ch;
  --rad: 4px;
  --font-display: 'Poiret One', 'Didact Gothic', Georgia, serif;
  --font-body: 'Didact Gothic', 'Georgia', serif;
  --grain-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' style='opacity:.04'/%3E%3C/svg%3E");
}

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

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

body {
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.75 var(--font-body);
  -webkit-font-smoothing: antialiased;
  padding-block-end: var(--nav-h);
  position: relative;
}

/* ── Paper Grain Texture ── */
.paper-grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-image: var(--grain-url);
  background-repeat: repeat;
  background-size: 200px 200px;
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.25;
  color: var(--ink);
}

h1 { font-size: clamp(1.75rem, 5vw, 3rem); }
h2 { font-size: clamp(1.25rem, 3vw, 1.875rem); }
h3 { font-size: clamp(1.05rem, 2.5vw, 1.375rem); }

p { line-height: 1.8; }

a {
  color: var(--ink);
  text-underline-offset: 3px;
}
a:hover { color: var(--ink-mid); }

time { font-size: .85rem; color: var(--ink-light); }

img { display: block; }

/* ── Bottom Fixed Nav ── */
.site-header {
  position: fixed;
  inset-block-end: 0;
  inset-inline: 0;
  z-index: 100;
  background: var(--paper);
  border-block-start: 1px solid var(--rule);
}

.bottom-nav {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  align-items: center;
  gap: .375rem;
  padding-block: .5rem;
  padding-inline: .75rem;
  width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}
.bottom-nav::-webkit-scrollbar { display: none; }

.nav-brand {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--rule);
  border-radius: var(--rad);
  flex-shrink: 0;
  text-decoration: none;
  margin-inline-end: .25rem;
}

.brand-glyph {
  font-size: 1.25rem;
  line-height: 1;
}

.nav-pill {
  display: inline-grid;
  align-items: center;
  white-space: nowrap;
  padding-block: .5rem;
  padding-inline: .875rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: .8125rem;
  font-family: var(--font-display);
  text-decoration: none;
  color: var(--ink);
  background: var(--paper-alt);
  min-block-size: 40px;
}
.nav-pill:hover,
.nav-pill.active {
  background: var(--ink);
  color: var(--accent-inv);
  border-color: var(--ink);
}

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem;
  font-size: .8125rem;
  color: var(--ink-light);
  padding-block: .75rem;
}
.breadcrumb a { color: var(--ink-mid); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.bc-sep { color: var(--rule); }

/* ── Main Wrapper ── */
.page-main {
  min-block-size: 100dvh;
  padding-block-start: 1.5rem;
}

.page-article {
  width: 100%;
}

/* ─────────────────────────────────────────────
   HOME
───────────────────────────────────────────── */
.page-home .page-main {
  padding-block-start: 0;
}

/* Hero */
.hero-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: minmax(60vh, 70vh);
  align-items: stretch;
}

.hero-media {
  position: relative;
  overflow: hidden;
  background: var(--paper-alt);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-position: center;
}

.hero-badge {
  position: absolute;
  inset-block-end: 1.25rem;
  inset-inline-start: 1.25rem;
  background: var(--ink);
  color: var(--accent-inv);
  font-family: var(--font-display);
  font-size: .75rem;
  padding-block: .25rem;
  padding-inline: .75rem;
  border-radius: var(--rad);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  text-align: right;
  padding-block: 2rem;
  padding-inline: 2rem 1.5rem;
  background: var(--paper);
}

.hero-h1 {
  font-size: clamp(1.5rem, 4vw, 2.75rem);
  word-break: keep-all;
}

.hero-sub {
  color: var(--ink-mid);
  font-size: clamp(.9rem, 1.5vw, 1.0625rem);
  margin-block: .75rem 1.25rem;
}

.hero-cta {
  display: inline-grid;
  align-items: center;
  padding-block: .625rem;
  padding-inline: 1.5rem;
  background: var(--ink);
  color: var(--accent-inv);
  font-family: var(--font-display);
  border-radius: var(--rad);
  text-decoration: none;
  font-size: .9rem;
  min-block-size: 44px;
}
.hero-cta:hover { background: var(--ink-mid); color: var(--accent-inv); }

/* Content block */
.content-block {
  border-block-start: 1px solid var(--rule);
  padding-block: 2rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
}

/* Section header */
.section-header {
  display: grid;
  grid-template-columns: max-content 1fr;
  align-items: center;
  gap: 1rem;
  padding-block: 1.5rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  white-space: nowrap;
}

.section-rule {
  display: block;
  height: 1px;
  background: var(--rule);
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--rule);
  padding-inline: clamp(1rem, 5vw, 3rem);
  padding-block-end: 2rem;
}

.guide-card {
  display: grid;
  background: var(--paper);
  border-radius: var(--rad);
  overflow: hidden;
}

.card-img-wrap { aspect-ratio: 16/9; overflow: hidden; background: var(--paper-alt); }
.card-img-wrap img { width: 100%; height: 100%; }

.card-body {
  display: grid;
  gap: .5rem;
  padding: 1rem;
}

.card-title { font-size: 1.0625rem; }
.card-title a { text-decoration: none; }
.card-title a:hover { text-decoration: underline; }

.card-desc { color: var(--ink-mid); font-size: .875rem; line-height: 1.6; }
.card-date { font-size: .8rem; }

.card-link {
  font-size: .85rem;
  font-family: var(--font-display);
  color: var(--ink);
}

/* ─────────────────────────────────────────────
   GUIDE
───────────────────────────────────────────── */
.guide-header {
  padding-block: 1.5rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
  border-block-end: 1px solid var(--rule);
}

.guide-h1 {
  margin-block: .75rem;
  word-break: keep-all;
}

.article-meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .8125rem;
  color: var(--ink-light);
  margin-block: .5rem;
}

.guide-hero-img {
  margin-block-start: 1rem;
  border-radius: var(--rad);
  overflow: hidden;
}

.guide-hero-img img { width: 100%; height: auto; }

/* Two-col layout */
.guide-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  align-items: start;
  gap: 0;
}

.guide-body {
  padding-block: 2rem;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
  border-inline-end: 1px solid var(--rule);
}

.guide-aside {
  padding-block: 2rem;
  padding-inline: 1.25rem;
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

/* Child section */
.child-section {
  margin-block-start: 2rem;
  border-block-start: 1px solid var(--rule);
  padding-block-start: 1.5rem;
}

.child-title {
  font-size: 1.125rem;
  margin-block-end: 1rem;
}

.child-card {
  border: 1px solid var(--rule);
  border-radius: var(--rad);
  padding: 1rem;
  margin-block-end: .75rem;
  background: var(--paper-alt);
}

.child-card h3 { font-size: 1rem; margin-block-end: .375rem; }
.child-card h3 a { text-decoration: none; }
.child-card h3 a:hover { text-decoration: underline; }
.child-card p { font-size: .875rem; color: var(--ink-mid); line-height: 1.6; }

/* ─────────────────────────────────────────────
   ASIDE shared
───────────────────────────────────────────── */
.aside-block {
  display: grid;
  gap: .5rem;
}

.aside-title {
  font-family: var(--font-display);
  font-size: .9375rem;
  border-block-end: 1px solid var(--rule);
  padding-block-end: .375rem;
  margin-block-end: .25rem;
}

.aside-parent {
  font-size: .875rem;
  color: var(--ink-mid);
  text-decoration: none;
  display: block;
}
.aside-parent:hover { text-decoration: underline; }

.sib-links { display: grid; gap: .375rem; }

.sib-link {
  font-size: .8125rem;
  color: var(--ink-mid);
  text-decoration: none;
  padding-block: .25rem;
  border-block-end: 1px solid var(--rule);
  display: block;
}
.sib-link:hover { color: var(--ink); }

.aside-nav-link {
  display: block;
  font-size: .875rem;
  color: var(--ink-mid);
  text-decoration: none;
  padding-block: .25rem;
}
.aside-nav-link:hover { text-decoration: underline; color: var(--ink); }

/* ─────────────────────────────────────────────
   FAQ
───────────────────────────────────────────── */
.faq-header {
  padding-block: 1.5rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
  border-block-end: 1px solid var(--rule);
}

.faq-h1 { margin-block: .75rem; }
.faq-intro { color: var(--ink-mid); font-size: 1.0625rem; }

.faq-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  align-items: start;
}

.faq-body {
  padding-block: 2rem;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
  border-inline-end: 1px solid var(--rule);
}

.faq-aside {
  padding-block: 2rem;
  padding-inline: 1.25rem;
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.faq-prose :where(h2, h3) {
  margin-block-start: 1.75rem;
}

/* ─────────────────────────────────────────────
   ABOUT
───────────────────────────────────────────── */
.about-header {
  padding-block: 1.5rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
  border-block-end: 1px solid var(--rule);
}

.about-h1 { margin-block: .75rem; }
.about-tagline { color: var(--ink-mid); font-size: 1.0625rem; }

.about-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  align-items: start;
}

.about-body {
  padding-block: 2rem;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
  border-inline-end: 1px solid var(--rule);
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-block-start: 2rem;
}

.about-cta {
  display: inline-grid;
  align-items: center;
  padding-block: .5rem;
  padding-inline: 1.25rem;
  border: 1px solid var(--ink);
  border-radius: var(--rad);
  font-family: var(--font-display);
  font-size: .875rem;
  text-decoration: none;
  color: var(--ink);
  min-block-size: 40px;
}
.about-cta:hover {
  background: var(--ink);
  color: var(--accent-inv);
}

.about-aside {
  padding-block: 2rem;
  padding-inline: 1.25rem;
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.brand-card {
  border: 1px solid var(--rule);
  border-radius: var(--rad);
  padding: 1.25rem;
  text-align: center;
  background: var(--paper-alt);
}

.brand-card-mark { font-size: 2rem; }
.brand-card-name { font-family: var(--font-display); font-size: 1.25rem; margin-block: .5rem .375rem; }
.brand-card-desc { font-size: .8125rem; color: var(--ink-mid); line-height: 1.6; }

/* ─────────────────────────────────────────────
   PRIVACY
───────────────────────────────────────────── */
.privacy-header {
  padding-block: 1.5rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
  border-block-end: 1px solid var(--rule);
}

.privacy-h1 { margin-block: .75rem; }

.privacy-layout {
  padding-block: 2rem;
  padding-inline: clamp(1rem, 5vw, 3rem);
  max-inline-size: calc(var(--col-prose) + 4rem);
}

.privacy-nav-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-block-start: 2rem;
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--rule);
}

.privacy-nav-links a {
  font-size: .875rem;
  color: var(--ink-mid);
  text-decoration: none;
}
.privacy-nav-links a:hover { text-decoration: underline; }

/* ─────────────────────────────────────────────
   PROSE
───────────────────────────────────────────── */
.prose-wrap {
  max-inline-size: var(--col-prose);
  font-size: 1.0625rem;
  line-height: 1.8;
}

.prose-wrap :where(h2) { margin-block-start: 2rem; }
.prose-wrap :where(h3) { margin-block-start: 1.5rem; }

.prose-wrap :where(p) { margin-block: .875rem; }

.prose-wrap :where(ul, ol) {
  padding-inline-start: 1.5rem;
  margin-block: .875rem;
}

.prose-wrap :where(li) { margin-block: .375rem; }

.prose-wrap :where(blockquote) {
  border-inline-start: 3px solid var(--rule);
  padding-inline-start: 1rem;
  color: var(--ink-mid);
  margin-block: 1rem;
}

.prose-wrap :where(code) {
  background: var(--paper-alt);
  padding-block: .1em;
  padding-inline: .35em;
  border-radius: 2px;
  font-size: .9em;
}

.prose-wrap :where(pre) {
  background: var(--paper-alt);
  border: 1px solid var(--rule);
  border-radius: var(--rad);
  padding: 1rem;
  overflow-x: auto;
  font-size: .875rem;
}

.prose-wrap :where(table) {
  border-collapse: collapse;
  width: 100%;
  font-size: .9rem;
}
.prose-wrap :where(th, td) {
  border: 1px solid var(--rule);
  padding: .5rem .75rem;
  text-align: left;
}
.prose-wrap :where(th) { background: var(--paper-alt); }

.prose-wrap :where(a) { text-underline-offset: 2px; }

/* ─────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────── */
.site-footer {
  background: var(--ink);
  color: var(--accent-inv);
  text-align: center;
  padding-block: 2.5rem;
  padding-inline: 1rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 5rem);
  line-height: 1.1;
  color: var(--accent-inv);
}

.footer-copy {
  font-size: .8125rem;
  color: #aaa;
  margin-block-start: .75rem;
}
.footer-copy a { color: #ccc; text-underline-offset: 2px; }
.footer-copy a:hover { color: var(--accent-inv); }

/* ─────────────────────────────────────────────
   SCROLL REVEAL
───────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    clip-path: inset(0 100% 0 0);
  }
  .reveal.revealed {
    clip-path: inset(0 0% 0 0);
    transition: clip-path .35s cubic-bezier(.25,.46,.45,.94);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { clip-path: none; }
}

/* ─────────────────────────────────────────────
   RESPONSIVE — up to 900px go single col
───────────────────────────────────────────── */
@media (width <= 900px) {
  .guide-layout,
  .faq-layout,
  .about-layout {
    grid-template-columns: 1fr;
  }

  .guide-body,
  .faq-body,
  .about-body {
    border-inline-end: none;
    border-block-end: 1px solid var(--rule);
  }

  .guide-aside,
  .faq-aside,
  .about-aside {
    padding-block-start: 1.25rem;
  }
}

@media (width <= 680px) {
  .hero-wrap {
    grid-template-columns: 1fr;
    grid-template-rows: 45vw auto;
  }

  .hero-copy {
    align-items: flex-start;
    text-align: left;
    padding-inline: 1rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
    padding-inline: .75rem;
  }

  .section-header {
    padding-inline: .75rem;
  }

  .content-block {
    padding-inline: .75rem;
  }

  .guide-header,
  .faq-header,
  .about-header,
  .privacy-header {
    padding-inline: .75rem;
  }

  .guide-body,
  .faq-body,
  .about-body,
  .privacy-layout {
    padding-inline: .75rem;
  }

  .guide-aside,
  .faq-aside,
  .about-aside {
    padding-inline: .75rem;
  }
}

@media (width <= 375px) {
  .nav-pill { font-size: .75rem; padding-inline: .625rem; }
  .hero-h1 { font-size: 1.375rem; }
}