/* ============================================
   I LOVE MY CLANKER
   Paper / Wireframe Aesthetic
   ============================================ */

:root {
  /* Paper tones */
  --paper: #f5f0e8;
  --paper-dark: #e8e0d0;
  --ink: #1a1a1a;
  --ink-light: #6b6560;
  --ink-faint: #b8b0a4;

  /* The discerning splash */
  --accent: #c0392b;
  --accent-glow: rgba(192, 57, 43, 0.12);

  /* Wireframe strokes */
  --wire: #1a1a1a;
  --wire-light: #c8c0b4;
  --wire-dash: 1px dashed #b8b0a4;

  /* Type */
  --font-mono: 'Space Mono', 'Courier New', monospace;
  --font-serif: 'Newsreader', 'Georgia', serif;
}

/* --- Reset & Base --- */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-serif);
  line-height: 1.7;
  min-height: 100vh;
  position: relative;
}

/* Paper grain overlay */
.page-grain {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* --- Page Border (wireframe frame) --- */

.page-border {
  max-width: 740px;
  margin: 0 auto;
  padding: 3rem 2rem;
  min-height: 100vh;
  border-left: 1px solid var(--wire-light);
  border-right: 1px solid var(--wire-light);
  position: relative;
}

@media (max-width: 800px) {
  .page-border {
    border: none;
    padding: 2rem 1.25rem;
  }
}

/* Corner marks */
.page-border::before,
.page-border::after {
  content: '+';
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-faint);
}
.page-border::before { top: 1rem; left: 0.5rem; }
.page-border::after { top: 1rem; right: 0.5rem; }

/* --- Header --- */

.site-header {
  margin-bottom: 4rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--ink);
  position: relative;
}

.site-title {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.02em;
  display: block;
  text-transform: uppercase;
}

.site-title:hover {
  color: var(--accent);
}

.site-tagline {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-light);
  margin-top: 0.35rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Small accent line under header */
.site-header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 3rem;
  height: 2px;
  background: var(--accent);
}

/* --- Article List --- */

.article-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.article-card {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-bottom: var(--wire-dash);
  transition: background 0.2s ease;
  position: relative;
}

.article-card:first-child {
  padding-top: 0;
}

.article-card:hover {
  background: var(--accent-glow);
  margin: 0 -1rem;
  padding-left: 1rem;
  padding-right: 1rem;
}

.article-number {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-faint);
  min-width: 2rem;
  padding-top: 0.35rem;
  letter-spacing: 0.05em;
}

.article-body {
  flex: 1;
}

.article-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.3rem;
}

.article-title a {
  color: var(--ink);
  text-decoration: none;
}

.article-title a:hover {
  color: var(--accent);
}

.article-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-light);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.article-excerpt {
  margin-top: 0.6rem;
  color: var(--ink-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

.article-arrow {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--ink-faint);
  padding-top: 0.2rem;
  transition: color 0.2s, transform 0.2s;
}

.article-card:hover .article-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* --- Single Article --- */

.back-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-light);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 2rem;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--accent);
}

.single-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  max-width: 600px;
}

.article-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-light);
  letter-spacing: 0.03em;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: var(--wire-dash);
}

.meta-sep {
  margin: 0 0.4rem;
  color: var(--ink-faint);
}

.tag {
  text-transform: uppercase;
}

/* --- Article Content --- */

.article-content {
  max-width: 100%;
}

.article-content h2 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 3rem 0 1rem;
  color: var(--ink);
  position: relative;
  padding-left: 1rem;
}

.article-content h2::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.article-content h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

.article-content p {
  margin-bottom: 1.25rem;
  font-size: 1rem;
  line-height: 1.75;
}

.article-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.article-content a:hover {
  text-decoration-thickness: 2px;
}

.article-content blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--ink-light);
}

.article-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--paper-dark);
  padding: 0.15em 0.4em;
  border: 1px solid var(--wire-light);
}

.article-content pre {
  background: var(--ink);
  color: var(--paper);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  border: 1px solid var(--ink);
}

.article-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

.article-content img {
  max-width: 100%;
  border: 1px solid var(--wire-light);
  margin: 2rem 0;
}

.article-content hr {
  border: none;
  border-top: var(--wire-dash);
  margin: 3rem 0;
}

/* End mark */
.article-end-mark {
  text-align: center;
  margin-top: 4rem;
  font-size: 1.2rem;
  color: var(--accent);
}

/* --- Interactive Animation Containers --- */

.wire-animation {
  border: 1px solid var(--wire-light);
  background: #fff;
  padding: 2rem;
  margin: 2.5rem 0;
  position: relative;
  min-height: 200px;
  overflow: hidden;
}

.wire-animation::before {
  content: 'interactive';
  position: absolute;
  top: 0.5rem;
  right: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

.wire-animation canvas {
  display: block;
  width: 100%;
}

/* --- Empty State --- */

.empty-state {
  text-align: center;
  padding: 4rem 0;
  color: var(--ink-light);
  font-style: italic;
}

.empty-wireframe {
  margin-bottom: 1.5rem;
}

.wire-box {
  width: 80px;
  height: 60px;
  border: var(--wire-dash);
  margin: 0 auto 1rem;
}

.wire-line {
  height: 1px;
  background: var(--ink-faint);
  margin: 0.6rem auto;
}

.wire-line.w60 { width: 60%; }
.wire-line.w40 { width: 40%; }

/* --- Footer --- */

.site-footer {
  margin-top: 4rem;
}

.footer-rule {
  height: 2px;
  background: var(--ink);
  position: relative;
}

.footer-rule::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 3rem;
  height: 2px;
  background: var(--accent);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-light);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

.footer-link-icon {
  margin-right: 0.3rem;
}

.donate-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.5rem 1rem;
  transition: background 0.2s, color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.donate-btn:hover {
  background: var(--accent);
  color: var(--paper);
}

.footer-colophon {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  padding-bottom: 1rem;
}

.cross-mark {
  color: var(--accent);
  margin-right: 0.3rem;
}

/* --- Selection color --- */

::selection {
  background: var(--accent);
  color: var(--paper);
}

/* --- Scroll animations --- */

.fade-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}