/* ============================================================
   THE UNEXPLAINED ARCHIVE — Main Stylesheet
   Dark occult-editorial aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400;1,700&family=Crimson+Text:ital,wght@0,400;0,600;1,400&family=Lato:wght@300;400;700&display=swap');

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---- VARIABLES ---- */
:root {
  --black:       #070707;
  --dark:        #0e0e0e;
  --dark-mid:    #151515;
  --dark-card:   #121212;
  --red:         #8B0000;
  --red-bright:  #b30000;
  --red-dim:     rgba(139,0,0,0.15);
  --gold:        #9a7c2e;
  --gold-dim:    rgba(154,124,46,0.2);
  --text:        #c0bbb2;
  --text-muted:  #5a5a54;
  --text-light:  #edeae0;
  --border:      rgba(139,0,0,0.18);
  --border-faint:rgba(255,255,255,0.05);
  --font-display:'Playfair Display', Georgia, serif;
  --font-body:   'Crimson Text', Georgia, serif;
  --font-ui:     'Lato', sans-serif;
}

/* ---- BASE ---- */
html { scroll-behavior: smooth; }

body {
  background-color: var(--dark);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  color: var(--text);
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

/* ---- CONTAINER ---- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  background: var(--black);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 40px rgba(0,0,0,0.7);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}

.branding { display: flex; flex-direction: column; gap: 3px; }

.site-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  transition: color 0.25s;
}
.site-title:hover { color: var(--red-bright); }

.site-tagline {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.main-nav { display: flex; gap: 4px; }

.main-nav a {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 8px 16px;
  border: 1px solid transparent;
  transition: all 0.2s;
}
.main-nav a:hover {
  color: var(--text-light);
  border-color: var(--border);
}

.header-rule {
  height: 2px;
  background: linear-gradient(to right, transparent, var(--red) 30%, var(--red) 70%, transparent);
  opacity: 0.6;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(50%) brightness(0.4) contrast(1.2);
  transform: scale(1.03);
  transition: transform 8s ease;
}

.hero:hover .hero-bg { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(7,7,7,0.98) 0%,
    rgba(7,7,7,0.7) 40%,
    rgba(7,7,7,0.2) 100%
  );
}

.hero .container { position: relative; z-index: 2; width: 100%; }

.hero-inner {
  max-width: 680px;
  padding-bottom: 64px;
  animation: fadeUp 0.8s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-label {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--red-bright);
  display: block;
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--text-light);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-excerpt {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-cta {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  background: var(--red);
  padding: 14px 32px;
  border: 1px solid var(--red);
  transition: all 0.25s;
}
.hero-cta:hover {
  background: transparent;
  color: var(--text-light);
}

/* ============================================================
   SECTION DIVIDER
   ============================================================ */
.section-divider {
  border-top: 1px solid var(--border-faint);
  border-bottom: 1px solid var(--border-faint);
  padding: 18px 0;
  margin: 60px 0 50px;
}

.divider-text {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 16px;
}

.divider-text::before, .divider-text::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-faint);
}

/* ============================================================
   ARTICLE GRID
   ============================================================ */
.main-content { padding-bottom: 100px; }

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: 2px;
}

/* ---- ARTICLE CARD ---- */
.article-card {
  background: var(--dark-card);
  border: 1px solid var(--border-faint);
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s;
  animation: fadeUp 0.6s ease both;
}

.article-card:hover { border-color: var(--border); }

.card-image-link { display: block; overflow: hidden; }

.card-image-wrap {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(35%) brightness(0.8) contrast(1.1);
  transition: filter 0.5s ease, transform 0.6s ease;
}

.article-card:hover .card-image {
  filter: grayscale(10%) brightness(0.9) contrast(1.1);
  transform: scale(1.04);
}

.card-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(12,12,12,0.85) 100%);
}

.card-body {
  padding: 28px 30px 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category {
  font-family: var(--font-ui);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  background: var(--red);
  display: inline-block;
  padding: 3px 10px;
  margin-bottom: 14px;
  align-self: flex-start;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
}

.card-title a {
  color: var(--text-light);
  transition: color 0.2s;
}
.card-title a:hover { color: var(--red-bright); }

.card-excerpt {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 24px;
  flex: 1;
}

.card-read-more {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s;
  align-self: flex-start;
  border-bottom: 1px solid var(--border-faint);
  padding-bottom: 2px;
}
.card-read-more:hover { color: var(--red-bright); border-color: var(--red-bright); }
.card-read-more span { transition: transform 0.2s; }
.card-read-more:hover span { transform: translateX(4px); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
  text-align: center;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 8px;
}

.footer-sub {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.footer-copy {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ============================================================
   ARTICLE PAGE
   ============================================================ */
.article-hero {
  position: relative;
  height: 520px;
  overflow: hidden;
}

.article-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%) brightness(0.45) contrast(1.15);
}

.article-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(7,7,7,1) 0%,
    rgba(7,7,7,0.6) 50%,
    rgba(7,7,7,0.1) 100%
  );
}

.article-hero-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding-bottom: 56px;
}

.article-category-badge {
  font-family: var(--font-ui);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  background: var(--red);
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 18px;
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text-light);
  max-width: 820px;
  letter-spacing: -0.01em;
}

.article-meta {
  margin-top: 16px;
  font-family: var(--font-ui);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.article-meta span { color: var(--red); }

/* Article Body */
.article-body-wrap {
  padding: 70px 0 100px;
}

.article-body {
  max-width: 740px;
  margin: 0 auto;
}

.article-body p {
  font-family: var(--font-body);
  font-size: 1.2rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 1.6em;
}

/* Drop cap */
.article-body > p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 5em;
  font-weight: 900;
  float: left;
  line-height: 0.72;
  margin: 10px 16px 0 0;
  color: var(--red);
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-light);
  margin: 3em 0 0.8em;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.article-body h2::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 48px; height: 1px;
  background: var(--red);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  font-style: italic;
  color: var(--text-light);
  margin: 2.2em 0 0.7em;
}

.article-body h4 {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red-bright);
  margin: 2em 0 0.6em;
}

.article-body strong, .article-body b {
  color: var(--text-light);
  font-weight: 600;
}

.article-body a {
  color: var(--red-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(179,0,0,0.3);
  transition: all 0.2s;
}
.article-body a:hover { color: var(--text-light); }

.article-body blockquote {
  border-left: 3px solid var(--red);
  background: var(--dark-mid);
  margin: 2.5em 0;
  padding: 28px 36px;
  position: relative;
}

.article-body blockquote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 7rem;
  color: var(--red);
  opacity: 0.15;
  position: absolute;
  top: -20px; left: 20px;
  line-height: 1;
}

.article-body blockquote p {
  font-style: italic;
  color: var(--text-light);
  font-size: 1.15rem;
  margin: 0;
}

.article-body ul, .article-body ol {
  padding-left: 1.5em;
  margin-bottom: 1.6em;
}

.article-body ul li, .article-body ol li {
  font-family: var(--font-body);
  font-size: 1.15rem;
  color: var(--text);
  margin-bottom: 0.5em;
  line-height: 1.7;
}

.article-body ul li::marker { color: var(--red); }
.article-body ol li::marker {
  color: var(--red);
  font-family: var(--font-display);
  font-weight: 700;
}

.article-body hr {
  border: none;
  margin: 3.5em 0;
  text-align: center;
  overflow: visible;
}

.article-body hr::after {
  content: '— ✦ —';
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--red);
  background: var(--dark);
  padding: 0 20px;
}

/* Sources */
.article-sources {
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--border-faint);
}

.article-sources h3 {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.article-sources ul {
  list-style: none;
  padding: 0;
}

.article-sources ul li {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-faint);
  line-height: 1.6;
}

.article-sources ul li:last-child { border: none; }
.article-sources a { color: var(--red); text-decoration: underline; }

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 48px;
  transition: color 0.2s;
}
.back-link:hover { color: var(--red-bright); }

/* ============================================================
   READING PROGRESS BAR
   ============================================================ */
#progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: var(--red);
  z-index: 9999;
  width: 0%;
  transition: width 0.1s linear;
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); }
::-webkit-scrollbar-thumb:hover { background: var(--red-bright); }

::selection { background: var(--red); color: #fff; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .article-grid { grid-template-columns: 1fr; }
  .hero { height: 480px; }
  .hero-title { font-size: 2rem; }
  .article-title { font-size: 1.8rem; }
  .article-hero { height: 380px; }
  .header-inner { flex-direction: column; gap: 16px; text-align: center; }
  .article-body p { font-size: 1.05rem; }
}