/* ============================================================
   ZEMBEREQUE.COM — HOROLOGY JOURNAL
   Classic & Elegant — Global Stylesheet
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Lora:ital,wght@0,400;0,500;1,400&family=Montserrat:wght@300;400;500;600&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --cream:       #F7F4EF;
  --cream-dark:  #EDE9E1;
  --ink:         #1C1C1C;
  --ink-light:   #3A3530;
  --gold:        #B89A30;
  --gold-dark:   #8C7420;
  --gray-mid:    #6B6560;
  --gray-light:  #D9D4CB;
  --white:       #FFFFFF;

  --font-serif:    'Playfair Display', Georgia, serif;
  --font-body:     'Lora', Georgia, serif;
  --font-ui:       'Montserrat', Helvetica, sans-serif;

  --max-w:        1080px;
  --gap:          2rem;
  --section-gap:  5rem;

  --transition:   0.25s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a   { color: inherit; text-decoration: none; }

/* ── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.625rem); }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1.25rem; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
}

.meta {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

/* ── Layout Helpers ────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section { padding-block: var(--section-gap); }

.divider {
  border: none;
  border-top: 1px solid var(--gray-light);
  margin-block: var(--section-gap);
}

.divider--gold {
  border-color: var(--gold);
  width: 3rem;
  margin-inline: 0;
}

/* ── Header & Navigation ───────────────────────────────────── */
.site-header {
  background-color: var(--cream);
  border-bottom: 1px solid var(--gray-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  line-height: 1;
  color: var(--ink);
  text-decoration: none;
}

.logo-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  display: block;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  line-height: 1;
}

.site-logo span {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.5625rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-top: 2px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.site-nav a {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-light);
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--gold-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--ink);
  transition: var(--transition);
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  padding-block: 5rem 4rem;
  border-bottom: 1px solid var(--gray-light);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.hero-label::before {
  content: '';
  display: block;
  width: 2rem;
  height: 1px;
  background-color: var(--gold);
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-excerpt {
  font-size: 1.0625rem;
  color: var(--gray-mid);
  margin-bottom: 2rem;
  max-width: 46ch;
}

.hero-image-wrap {
  position: relative;
}

.hero-image-placeholder {
  aspect-ratio: 4/3;
  background-color: var(--cream-dark);
  border: 1px solid var(--gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-image-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    var(--gray-light) 40px,
    var(--gray-light) 41px
  );
  opacity: 0.3;
}

.hero-image-caption {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  color: var(--gray-mid);
  margin-top: 0.75rem;
  letter-spacing: 0.08em;
}

/* ── Buttons & Links ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.75rem 1.75rem;
  border: 1px solid;
  transition: var(--transition);
  cursor: pointer;
}

.btn--primary {
  background-color: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}

.btn--primary:hover {
  background-color: var(--ink-light);
  border-color: var(--ink-light);
}

.btn--outline {
  background-color: transparent;
  border-color: var(--ink);
  color: var(--ink);
}

.btn--outline:hover {
  background-color: var(--ink);
  color: var(--cream);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: var(--transition);
}

.read-more:hover { color: var(--gold-dark); border-color: var(--gold-dark); }

.read-more::after { content: '→'; }

/* ── Section Headings ──────────────────────────────────────── */
.section-heading {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.section-heading h2 {
  font-size: clamp(1.375rem, 2vw, 1.625rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.section-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--gray-light);
}

/* ── Article Cards ─────────────────────────────────────────── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.article-grid--two { grid-template-columns: repeat(2, 1fr); }

.card {
  display: flex;
  flex-direction: column;
}

.card-image {
  aspect-ratio: 16/10;
  background-color: var(--cream-dark);
  border: 1px solid var(--gray-light);
  margin-bottom: 1.25rem;
  overflow: hidden;
  position: relative;
}

.card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    var(--gray-light) 40px,
    var(--gray-light) 41px
  );
  opacity: 0.25;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-category {
  margin-bottom: 0.5rem;
}

.card-title {
  font-size: 1.1875rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.625rem;
  transition: color var(--transition);
}

.card:hover .card-title { color: var(--gold-dark); }

.card-excerpt {
  font-size: 0.9375rem;
  color: var(--gray-mid);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 1rem;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: auto;
}

.card-meta .meta { color: var(--gray-mid); }

/* ── Featured / Wide Card ──────────────────────────────────── */
.card--wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.card--wide .card-image {
  margin-bottom: 0;
  aspect-ratio: 3/2;
}

.card--wide .card-title {
  font-size: clamp(1.375rem, 2.5vw, 1.875rem);
  font-weight: 700;
}

/* ── Pull Quote ────────────────────────────────────────────── */
.pullquote {
  border-left: 3px solid var(--gold);
  padding: 2rem 2rem 2rem 2.5rem;
  background-color: var(--cream-dark);
  margin-block: 3rem;
}

.pullquote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-style: italic;
  line-height: 1.45;
  color: var(--ink);
}

.pullquote cite {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-top: 1rem;
  font-style: normal;
}

/* ── Category Tags ─────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-dark);
  border: 1px solid var(--gold);
  padding: 0.2rem 0.6rem;
  transition: var(--transition);
}

.tag:hover {
  background-color: var(--gold);
  color: var(--white);
}

/* ── Newsletter ────────────────────────────────────────────── */
.newsletter-section {
  background-color: var(--ink);
  color: var(--cream);
  padding-block: 5rem;
  text-align: center;
}

.newsletter-section h2 {
  color: var(--cream);
  font-style: italic;
  margin-bottom: 0.75rem;
}

.newsletter-section p {
  color: var(--gray-light);
  max-width: 42ch;
  margin-inline: auto;
  margin-bottom: 2.5rem;
  font-size: 0.9375rem;
}

.newsletter-form {
  display: flex;
  max-width: 420px;
  margin-inline: auto;
  gap: 0;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 0.75rem 1.25rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-right: none;
  color: var(--cream);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  outline: none;
  transition: var(--transition);
}

.newsletter-form input[type="email"]::placeholder { color: rgba(255,255,255,0.4); }

.newsletter-form input[type="email"]:focus {
  background: rgba(255,255,255,0.15);
  border-color: var(--gold);
}

.newsletter-form .btn--gold {
  background-color: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
  white-space: nowrap;
}

.newsletter-form .btn--gold:hover {
  background-color: var(--gold-dark);
  border-color: var(--gold-dark);
}

/* ── Footer ────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--gray-light);
  padding-block: 3rem 2rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand .site-logo { margin-bottom: 1rem; }

.footer-brand p {
  font-size: 0.875rem;
  color: var(--gray-mid);
  max-width: 28ch;
  line-height: 1.6;
}

.footer-col h4 {
  font-family: var(--font-ui);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-col a {
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  color: var(--gray-mid);
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-light);
}

.footer-bottom p {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  color: var(--gray-mid);
  letter-spacing: 0.06em;
  margin: 0;
}

/* ── Article Page ──────────────────────────────────────────── */
.article-header {
  padding-block: 4rem 3rem;
  border-bottom: 1px solid var(--gray-light);
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
}

.article-header .eyebrow { margin-bottom: 1.5rem; }

.article-header h1 {
  font-style: italic;
  margin-bottom: 1.25rem;
}

.article-header .article-subtitle {
  font-family: var(--font-body);
  font-size: 1.1875rem;
  color: var(--gray-mid);
  font-style: italic;
  margin-bottom: 2rem;
}

.article-byline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

.article-byline span:not(:last-child)::after {
  content: '·';
  margin-left: 1.5rem;
  color: var(--gold);
}

.article-hero-image {
  max-width: 900px;
  margin-inline: auto;
  margin-block: 3rem;
}

.article-hero-image .image-placeholder {
  aspect-ratio: 16/9;
  background-color: var(--cream-dark);
  border: 1px solid var(--gray-light);
  position: relative;
  overflow: hidden;
}

.article-hero-image .image-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    var(--gray-light) 40px,
    var(--gray-light) 41px
  );
  opacity: 0.2;
}

.article-hero-image figcaption {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  color: var(--gray-mid);
  margin-top: 0.75rem;
  letter-spacing: 0.06em;
  text-align: center;
}

.article-body {
  max-width: 680px;
  margin-inline: auto;
  padding-block: 1rem 5rem;
}

.article-body h2 {
  font-size: 1.625rem;
  margin-top: 3rem;
  margin-bottom: 1rem;
}

.article-body h3 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-body p {
  margin-bottom: 1.5rem;
  line-height: 1.85;
}

.article-body p:first-child::first-letter {
  font-family: var(--font-serif);
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 0.8;
  float: left;
  margin-right: 0.1em;
  margin-top: 0.1em;
  color: var(--ink);
}

.article-tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-light);
}

.article-tags span {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-right: 0.5rem;
}

/* ── About Page ────────────────────────────────────────────── */
.about-hero {
  padding-block: 5rem;
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
}

.about-hero h1 { font-style: italic; margin-bottom: 1.5rem; }

.about-hero p {
  font-size: 1.125rem;
  color: var(--gray-mid);
  line-height: 1.8;
}

.about-content {
  max-width: 720px;
  margin-inline: auto;
  padding-bottom: 5rem;
}

.about-content h2 { margin-bottom: 1rem; }
.about-content p { line-height: 1.85; }

/* ── Blog Listing ──────────────────────────────────────────── */
.blog-header {
  padding-block: 4rem 3rem;
  border-bottom: 1px solid var(--gray-light);
  text-align: center;
}

.blog-header h1 { font-style: italic; margin-bottom: 0.75rem; }

.blog-header p {
  color: var(--gray-mid);
  font-size: 0.9375rem;
}

.blog-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-block: 2.5rem;
}

.filter-btn {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border: 1px solid var(--gray-light);
  background: transparent;
  color: var(--gray-mid);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--ink);
  color: var(--ink);
}

/* ── Image handling inside placeholders ───────────────────── */
.hero-image-placeholder img,
.article-hero-image .image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-image-placeholder:not(:empty)::after,
.article-hero-image .image-placeholder:not(:empty)::after,
.card-image:not(:empty)::after {
  display: none;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-inner      { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-image-wrap { order: -1; }
  .article-grid    { grid-template-columns: repeat(2, 1fr); }
  .card--wide      { grid-template-columns: 1fr; grid-column: auto; }
  .card--wide .card-image { margin-bottom: 1.25rem; }
  .footer-inner    { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  :root { --section-gap: 3.5rem; }
  .site-nav { display: none; flex-direction: column; position: absolute; top: 4.5rem; left: 0; right: 0; background: var(--cream); border-bottom: 1px solid var(--gray-light); padding: 1.5rem; gap: 1.25rem; z-index: 99; }
  .site-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .article-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .newsletter-form input[type="email"] { border-right: 1px solid rgba(255,255,255,0.2); border-bottom: none; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}