/* Shared site header, footer, and chrome — keep in sync with frontend/index.html */

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  z-index: 100;
  padding: 12px 18px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
}

.site-head {
  position: sticky;
  top: 0;
  z-index: 40;
  width: 100%;
  background: var(--ground);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(60, 50, 35, .04);
}

.head-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 70px;
  min-height: 70px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex: 0 0 auto;
  color: var(--ink);
}

.brand-lockup {
  height: 36px;
  width: auto;
  max-width: none;
  display: block;
  flex: 0 0 auto;
}

.menu-btn {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 7px 12px;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  align-items: center;
}

.nav a {
  text-decoration: none;
  font-size: .93rem;
  color: var(--ink-2);
  padding: 8px 12px;
  border-radius: 8px;
  font-weight: 500;
}

.nav a:hover {
  color: var(--ink);
  background: var(--surface-2);
}

.nav a.is-active {
  color: var(--ink);
  background: var(--plum-soft);
}

.head-cta {
  margin-left: 8px;
  flex: 0 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: .95rem;
  text-decoration: none;
  background: var(--btn-bg);
  color: var(--btn-fg);
  transition: background .18s ease, transform .18s ease;
  white-space: nowrap;
}

.btn:hover {
  background: var(--btn-bg-hover);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn--ghost:hover {
  background: var(--surface);
  border-color: var(--ink-3);
  transform: none;
}

.btn--sm {
  padding: 9px 16px;
  font-size: .88rem;
}

.small {
  font-size: .9rem;
  color: var(--ink-2);
}

.tiny {
  font-size: .8rem;
  color: var(--ink-3);
}

.site-foot {
  background: var(--surface);
  border-top: 1px solid var(--line);
  padding: 56px 0 32px;
  margin-top: 0;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.foot-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.foot-col-title {
  margin: 0;
  font-size: .75rem;
  font-family: var(--font-mono);
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
}

.foot-col a {
  color: var(--ink-2);
  text-decoration: none;
  font-size: .9rem;
}

.foot-col a:hover {
  color: var(--ink);
}

.foot-bottom {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: .82rem;
  color: var(--ink-3);
}

@media (max-width: 900px) {
  .foot-grid {
    grid-template-columns: 1fr 1fr;
  }

  .nav {
    display: none;
  }

  .nav.is-open {
    display: flex;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 12px;
    gap: 2px;
  }

  .menu-btn {
    display: block;
  }

  .head-cta {
    display: none;
  }
}

@media (max-width: 720px) {
  .foot-grid {
    grid-template-columns: 1fr;
  }
}

:root {
  --ground: #FBF8F2;
  --surface: #FFF;
  --surface-2: #F3EEE4;
  --ink: #2B2822;
  --ink-2: #6A6357;
  --ink-3: #756E63;
  --line: #EBE4D8;
  --line-strong: #D9CFBE;
  --plum: #4C5A50;
  --plum-soft: #E4E9E3;
  --accent: #96663F;
  --accent-bright: #B0805A;
  --accent-soft: #F1E3D5;
  --btn-fg: #FBF8F2;
  --btn-bg: #4C5A50;
  --btn-bg-hover: #3C483F;
  --rose: #A3696C;
  --rose-soft: #F3E4E2;
  --radius: 14px;
  --maxw: 1140px;
  --shadow: 0 1px 2px rgba(60, 50, 35, .05), 0 12px 32px -14px rgba(60, 50, 35, .16);
  --shadow-lift: 0 2px 4px rgba(60, 50, 35, .06), 0 24px 48px -18px rgba(60, 50, 35, .24);
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.12;
  margin: 0;
}

.blog-intro__title,
.post-card__title,
.article__title {
  text-wrap: wrap;
  text-align: left;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

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

.eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}

.lede {
  margin: 0;
  color: var(--ink-2);
  font-size: 1.12rem;
  line-height: 1.65;
  max-width: 52ch;
}

/* Blog index */
.blog-intro {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.blog-intro--compact {
  padding: 40px 0 32px;
}

.blog-intro__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
}

.blog-intro__title {
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  width: 100%;
}

.blog-intro__lede {
  margin: 0;
  color: var(--ink-2);
  font-size: 1.14rem;
  line-height: 1.7;
  max-width: 62ch;
  width: 100%;
}

.blog-main {
  padding-block: 56px 80px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
}

.post-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  box-shadow: var(--shadow);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  min-width: 0;
}

.post-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.post-card__link {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  height: 100%;
  padding: 28px 30px 30px;
  text-decoration: none;
  color: inherit;
  text-align: left;
}

.post-card__meta {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0 0 14px;
  padding: 0;
  width: 100%;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .03em;
  color: var(--ink-3);
}

.post-card__read::before {
  content: "·";
  margin: 0 10px;
  color: var(--line-strong);
}

.post-card__title {
  margin: 0 0 12px;
  padding: 0;
  width: 100%;
  font-size: 1.32rem;
  line-height: 1.3;
  transition: color .15s ease;
}

.post-card:hover .post-card__title {
  color: var(--accent);
}

.post-card__desc {
  margin: 0 0 20px;
  padding: 0;
  width: 100%;
  color: var(--ink-2);
  font-size: .95rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.post-card__more {
  margin-top: auto;
  padding: 0;
  width: 100%;
  font-size: .88rem;
  font-weight: 600;
  color: var(--plum);
}

.post-card:hover .post-card__more {
  color: var(--accent);
}

.blog-empty {
  margin: 0;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-2);
  font-size: 1.02rem;
  text-align: center;
}

.blog-pagination {
  display: grid;
  grid-template-columns: minmax(7rem, auto) 1fr minmax(7rem, auto);
  align-items: center;
  gap: 12px 20px;
  margin-top: 40px;
  width: 100%;
  max-width: 36rem;
  margin-inline: auto;
}

.blog-pagination__spacer {
  display: block;
  min-height: 1px;
}

.blog-pagination__meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
  min-width: 0;
}

.blog-pagination__label {
  font-size: .9rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.blog-pagination__range {
  font-size: .82rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

/* Article page */
.article {
  padding-block: 48px 40px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: .86rem;
  color: var(--ink-3);
}

.breadcrumbs a {
  color: var(--ink-2);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--ink);
}

.breadcrumbs span[aria-current="page"] {
  color: var(--ink);
  max-width: 32ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article__header {
  margin: 0 0 28px;
  max-width: 720px;
}

.article__title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 0 0 12px;
}

.article__meta {
  margin: 0;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: .84rem;
}

.article__body {
  max-width: 68ch;
  font-size: 1.06rem;
  line-height: 1.75;
  color: var(--ink);
}

.article__body h2,
.body h2 {
  margin-top: 1.75em;
  margin-bottom: .5em;
  font-size: 1.45rem;
}

.article__body h3,
.body h3 {
  margin-top: 1.5em;
  margin-bottom: .4em;
  font-size: 1.15rem;
}

.article__body p,
.body p {
  margin: 0 0 1.1em;
}

.article__body ul,
.article__body ol,
.body ul,
.body ol {
  margin: 0 0 1.1em;
  padding-left: 1.4em;
}

.article__body blockquote,
.body blockquote {
  margin: 1.5em 0;
  padding: 16px 20px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--ink-2);
}

.related {
  margin: 48px 0 0;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}

.related h2 {
  margin: 0 0 24px;
  font-size: 1.35rem;
}

/* Book form */
.blog-bottom {
  padding-block: 0 64px;
}

.blog-book {
  width: 100%;
  padding-top: 48px;
  border-top: 1px solid var(--line);
}

.blog-book__card {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  padding: 32px 36px;
  box-shadow: var(--shadow);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.field label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--ink-2);
}

.field input,
.field select,
.field textarea {
  padding: 11px 13px;
  border-radius: 9px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: .94rem;
  width: 100%;
}

.field--full {
  grid-column: 1 / -1;
}

.form-status {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: .92rem;
}

.form-status.is-error {
  background: var(--rose-soft);
  border: 1px solid var(--rose);
}

.form-status.is-ok {
  background: var(--plum-soft);
  border: 1px solid var(--line);
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@media (max-width: 720px) {
  .post-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .blog-book__card {
    padding: 24px 20px;
  }

  .blog-pagination {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 12px;
  }

  .blog-pagination__spacer {
    display: none;
  }
}