/* Cellar Prep — Blog & Glossary stylesheet
   Matches the main app's identity: cream background, Fraunces display serif,
   plum-to-gold gradient accent, dark-mode swap via prefers-color-scheme/data-theme. */

:root {
  --bg: #F6F1E7;
  --bg-raised: #FFFFFF;
  --ink: #2B2320;
  --ink-soft: #5C5148;
  --rule: #E4DACB;
  --plum: #4A2545;
  --gold: #C9A227;
  --accent-gradient: linear-gradient(100deg, var(--plum), var(--gold));
  --link: #6B3A2E;
  --radius: 4px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

:root:not([data-theme="light"]) {
  @media (prefers-color-scheme: dark) {
    --bg: #14100E;
    --bg-raised: #1D1815;
    --ink: #EDE6DA;
    --ink-soft: #B9AD9C;
    --rule: #332B25;
    --link: #E3B98A;
  }
}

:root[data-theme="dark"] {
  --bg: #14100E;
  --bg-raised: #1D1815;
  --ink: #EDE6DA;
  --ink-soft: #B9AD9C;
  --rule: #332B25;
  --link: #E3B98A;
}

* { box-sizing: border-box; }

html {
  scroll-padding-top: env(safe-area-inset-top, 0px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Header ---- */

header.site-header {
  border-bottom: 1px solid var(--rule);
  padding: 20px 0;
}

header.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 860px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.brand img { height: 48px; width: auto; }
.brand img.logo-color { display: block; }
.brand img.logo-white { display: none; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand img.logo-color { display: none; }
  :root:not([data-theme="light"]) .brand img.logo-white { display: block; }
}

:root[data-theme="dark"] .brand img.logo-color { display: none; }
:root[data-theme="dark"] .brand img.logo-white { display: block; }

.brand span {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
}

nav.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 15px;
  margin-left: 22px;
}

nav.site-nav a:hover,
nav.site-nav a:focus-visible { color: var(--ink); }

/* ---- Hero / page intro ---- */

.page-intro {
  padding: 56px 0 8px;
  max-width: 860px;
  margin: 0 auto;
}

.eyebrow {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 16px;
  margin: 0 0 6px;
}

.page-intro h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.12;
  margin: 0 0 14px;
  max-width: 14ch;
}

.page-intro p.lede {
  color: var(--ink-soft);
  font-size: 19px;
  max-width: 62ch;
  margin: 0;
}

/* ---- Article list (blog index) ---- */

.post-list { max-width: 860px; margin: 40px auto 0; padding: 0 24px; }

.post-row {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 28px 0;
  border-top: 1px solid var(--rule);
}

.post-row:last-child { border-bottom: 1px solid var(--rule); }

.post-row .post-kicker {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--gold);
  margin-bottom: 8px;
}

.post-row h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 26px;
  margin: 0 0 8px;
  line-height: 1.25;
}

.post-row p {
  color: var(--ink-soft);
  margin: 0;
  max-width: 62ch;
}

.post-row:hover h2,
.post-row:focus-visible h2 { color: var(--link); }

/* ---- Article body ---- */

article.post {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

article.post .post-kicker {
  font-size: 13px;
  color: var(--gold);
  margin-bottom: 10px;
}

article.post h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.15;
  margin: 0 0 14px;
}

article.post .dek {
  color: var(--ink-soft);
  font-size: 19px;
  margin: 0 0 36px;
}

article.post h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 26px;
  margin: 40px 0 12px;
}

article.post h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  margin: 28px 0 10px;
}

article.post p { margin: 0 0 18px; }

article.post ul, article.post ol {
  margin: 0 0 22px;
  padding-left: 22px;
}

article.post li { margin-bottom: 10px; }

article.post a { color: var(--link); }

.callout {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 28px 0;
}

.callout p:last-child { margin-bottom: 0; }

.cta-card {
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 24px;
  margin: 40px 0 0;
}

.cta-card h3 { margin-top: 0; }

.btn {
  display: inline-block;
  background: var(--accent-gradient);
  color: #FBF7EE;
  text-decoration: none;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: var(--radius);
  font-size: 15px;
}

/* ---- Decorative vine border (wide screens only) ---- */

body::before,
body::after {
  content: "";
  position: fixed;
  top: 0;
  bottom: 0;
  width: 140px;
  background-image: url("vine-border.svg");
  background-repeat: repeat-y;
  background-position: top center;
  pointer-events: none;
  z-index: 0;
}

body::before { left: 0; }
body::after { right: 0; transform: scaleX(-1); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) body::before,
  :root:not([data-theme="light"]) body::after {
    filter: brightness(1.7) saturate(1.15);
  }
}
:root[data-theme="dark"] body::before,
:root[data-theme="dark"] body::after {
  filter: brightness(1.7) saturate(1.15);
}

@media (max-width: 1320px) {
  body::before,
  body::after {
    display: none;
  }
}

/* keep real content layered above the fixed vine art */
header.site-header,
.page-intro,
.section-nav,
.glossary-nav,
.glossary,
.post-list,
article.post,
footer.site-footer {
  position: relative;
  z-index: 1;
}

/* ---- Glossary ---- */

.glossary-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 860px;
  margin: 0 auto 8px;
  padding: 0 24px;
}

.glossary-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 15px;
  width: 22px;
  text-align: center;
}

.glossary-nav a:hover { color: var(--link); }

/* top-level section jump (Regions / Grapes / Terms A-Z) — wider links than the letter nav */
.section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  max-width: 860px;
  margin: 0 auto 22px;
  padding: 0 24px;
}

.section-nav a {
  color: var(--link);
  text-decoration: none;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 16px;
}

.section-nav a:hover { text-decoration: underline; }

.glossary {
  max-width: 860px;
  margin: 24px auto 80px;
  padding: 0 24px;
}

.glossary-letter {
  font-family: var(--serif);
  font-size: 34px;
  color: var(--gold);
  margin: 44px 0 6px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 6px;
}

.glossary-letter:first-child { margin-top: 0; }

.glossary-intro {
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0 0 8px;
}

/* country / grape-color subheadings within the Regions and Grapes sections */
.glossary-subhead {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 21px;
  color: var(--plum);
  margin: 34px 0 4px;
}

:root[data-theme="dark"] .glossary-subhead { color: var(--gold); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .glossary-subhead { color: var(--gold); }
}

.glossary-subhead:first-of-type { margin-top: 12px; }

dl.terms { margin: 0; }

dl.terms dt {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 19px;
  margin-top: 22px;
}

dl.terms dd {
  margin: 4px 0 0;
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ---- Footer disclaimer (matches app's persistent disclaimer) ---- */

footer.site-footer {
  border-top: 1px solid var(--rule);
  padding: 28px 0 48px;
  padding-bottom: calc(48px + env(safe-area-inset-bottom, 0px));
}

footer.site-footer .wrap { max-width: 860px; }

footer.site-footer p {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 560px) {
  nav.site-nav a { margin-left: 14px; font-size: 14px; }
  .page-intro { padding-top: 40px; }
}