/* ==========================================================================
   THE CATALOG — Design tokens
   ========================================================================== */
:root {
  --paper:        #F7F4EC;
  --paper-dim:     #EFEADC;
  --ink:          #161B1A;
  --ink-soft:     #454F4C;
  --gold:         #D9A441;
  --gold-deep:    #B4822A;
  --pine:         #3F6B54;
  --pine-deep:    #2C4B3A;
  --rule:         #D8D0BC;
  --card-bg:      #FFFFFF;
  --shadow:       0 1px 0 rgba(22,27,26,0.05), 0 8px 24px -12px rgba(22,27,26,0.18);

  --font-display: 'Archivo', 'Arial Narrow', sans-serif;
  --font-body:    'Lora', Georgia, serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  --radius: 2px;
  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

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

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

::selection { background: var(--gold); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--pine);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin: 0 0 0.5em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pine-deep);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--pine-deep);
  display: inline-block;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  border-bottom: 3px solid var(--ink);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.brand .mark {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 6px;
  border-radius: var(--radius);
}
.brand .tagline {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  display: none;
}
@media (min-width: 720px) {
  .brand .tagline { display: inline; }
}

.nav-links {
  display: flex;
  gap: 26px;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.nav-links a {
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.nav-links a:hover,
.nav-links a.active {
  border-color: var(--gold);
  color: var(--pine-deep);
}
.nav-toggle { display: none; }

@media (max-width: 720px) {
  .nav-links { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  border-bottom: 1px solid var(--rule);
  padding: 56px 0 48px;
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px);
  background-size: 100% 32px;
  background-position: 0 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}
@media (min-width: 860px) {
  .hero-grid { grid-template-columns: 1.3fr 1fr; }
}
.hero h1 {
  font-size: clamp(38px, 6vw, 68px);
  margin-top: 14px;
}
.hero .lede {
  font-family: var(--font-body);
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 46ch;
}
.hero-note {
  font-family: var(--font-mono);
  font-size: 13px;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
  color: var(--ink-soft);
}
.hero-note strong { color: var(--ink); display: block; font-size: 15px; margin-bottom: 4px;}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 12px 20px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
}
.btn:hover { background: var(--pine-deep); border-color: var(--pine-deep); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--paper); }

/* ==========================================================================
   Section headers
   ========================================================================== */
.section {
  padding: 56px 0;
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 3px solid var(--ink);
  padding-bottom: 14px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 12px;
}
.section-head h2 { font-size: 26px; margin: 0; }
.section-head .count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
}

/* ==========================================================================
   Hack cards (signature element — catalog index cards)
   ========================================================================== */
.hack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
}

.hack-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.hack-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 1px 0 rgba(22,27,26,0.05), 0 20px 30px -14px rgba(22,27,26,0.28);
}
/* clipped-corner "index card" signature */
.hack-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 26px 26px 0;
  border-color: transparent var(--paper-dim) transparent transparent;
  z-index: 2;
}
.hack-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 26px 26px 0;
  border-color: transparent var(--rule) transparent transparent;
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  opacity: 0.6;
}

.hack-card-media {
  aspect-ratio: 16/10;
  background: var(--pine-deep);
  background-size: cover;
  background-position: center;
  position: relative;
}
.hack-card-media .hack-no {
  position: absolute;
  left: 12px;
  bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #fff;
  background: rgba(22,27,26,0.72);
  padding: 4px 8px;
  letter-spacing: 0.06em;
}

.hack-card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.hack-card .cat-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}
.hack-card h3 {
  font-size: 19px;
  text-transform: none;
  letter-spacing: -0.01em;
  margin: 0;
}
.hack-card p {
  font-size: 15px;
  margin: 0;
  color: var(--ink-soft);
  flex: 1;
}
.hack-card .meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-soft);
  border-top: 1px dashed var(--rule);
  padding-top: 12px;
  margin-top: 4px;
}

/* Featured card (large) */
.featured-card {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--rule);
  background: var(--card-bg);
  box-shadow: var(--shadow);
}
@media (min-width: 760px) {
  .featured-card { grid-template-columns: 1.1fr 1fr; }
}
.featured-media {
  background: var(--pine-deep);
  background-size: cover;
  background-position: center;
  min-height: 260px;
  position: relative;
}
.featured-media .hack-no {
  position: absolute;
  left: 16px;
  bottom: 16px;
  font-family: var(--font-mono);
  color: #fff;
  background: rgba(22,27,26,0.72);
  padding: 6px 10px;
  font-size: 13px;
}
.featured-body {
  padding: 30px 34px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.featured-body h3 { font-size: 30px; text-transform: none; letter-spacing: -0.01em; }

/* ==========================================================================
   Category pills
   ========================================================================== */
.cat-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.cat-pill {
  font-family: var(--font-mono);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 14px;
  border: 1px solid var(--ink);
  background: transparent;
  transition: background 0.12s ease, color 0.12s ease;
}
.cat-pill:hover, .cat-pill.active {
  background: var(--gold);
  border-color: var(--gold-deep);
}

/* ==========================================================================
   Article page
   ========================================================================== */
.article-head {
  border-bottom: 1px solid var(--rule);
  padding: 48px 0 36px;
}
.article-head h1 {
  font-size: clamp(30px, 5vw, 48px);
  text-transform: none;
  letter-spacing: -0.01em;
  margin-top: 14px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-soft);
  margin-top: 18px;
}
.article-body {
  max-width: 70ch;
  font-size: 18px;
  line-height: 1.75;
}
.article-body h2 {
  text-transform: none;
  font-size: 26px;
  margin-top: 1.6em;
  border-left: 4px solid var(--gold);
  padding-left: 14px;
}
.article-body h3 { text-transform: none; font-size: 20px; margin-top: 1.4em; }
.article-body blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--pine);
  font-style: italic;
  color: var(--ink-soft);
}
.article-body img { margin: 1.6em 0; }
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  padding: 44px 0 64px;
}
@media (min-width: 920px) {
  .article-layout { grid-template-columns: 1fr 260px; }
}
.sidebar-box {
  border: 1px solid var(--rule);
  padding: 20px;
  background: var(--card-bg);
}
.sidebar-box + .sidebar-box { margin-top: 22px; }
.sidebar-box h4 {
  font-size: 13px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 10px;
}

/* ==========================================================================
   Forms
   ========================================================================== */
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
  color: var(--ink-soft);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  background: var(--card-bg);
  color: var(--ink);
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--pine);
}
.alert {
  padding: 12px 16px;
  border-left: 3px solid var(--gold-deep);
  background: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 20px;
}
.alert.error { border-color: #B5473C; }
.alert.success { border-color: var(--pine); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 3px solid var(--ink);
  background: var(--ink);
  color: var(--paper-dim);
  padding: 48px 0 28px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.site-footer h4 {
  font-size: 13px;
  color: var(--gold);
  margin-bottom: 14px;
}
.site-footer a { color: var(--paper-dim); opacity: 0.85; }
.site-footer a:hover { color: var(--gold); opacity: 1; }
.footer-links { display: flex; flex-direction: column; gap: 8px; font-family: var(--font-mono); font-size: 13px; }
.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(247,244,236,0.15);
  font-family: var(--font-mono);
  font-size: 12px;
  opacity: 0.6;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ==========================================================================
   Admin panel
   ========================================================================== */
.admin-shell { min-height: 100vh; display: flex; }
.admin-sidebar {
  width: 240px;
  background: var(--ink);
  color: var(--paper);
  padding: 26px 20px;
  flex-shrink: 0;
}
.admin-sidebar .brand { color: var(--paper); margin-bottom: 30px; }
.admin-nav { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 13px; }
.admin-nav a { padding: 10px 12px; border-radius: var(--radius); }
.admin-nav a:hover, .admin-nav a.active { background: rgba(247,244,236,0.1); color: var(--gold); }
.admin-main { flex: 1; padding: 36px 40px; background: var(--paper-dim); }
.admin-card {
  background: var(--card-bg);
  border: 1px solid var(--rule);
  padding: 24px;
}
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap: 18px; margin-bottom: 30px; }
.stat-box { background: var(--card-bg); border: 1px solid var(--rule); padding: 18px 20px; }
.stat-box .num { font-family: var(--font-display); font-size: 30px; font-weight: 800; }
.stat-box .label { font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); text-transform: uppercase; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--ink);
  background-image: linear-gradient(rgba(247,244,236,0.04) 1px, transparent 1px);
  background-size: 100% 30px;
}
.login-box {
  width: 100%;
  max-width: 380px;
  background: var(--paper);
  padding: 36px 32px;
  border-top: 4px solid var(--gold);
}
.login-box .brand { justify-content: center; margin-bottom: 24px; }

table.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.admin-table th, table.admin-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--rule);
}
table.admin-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ==========================================================================
   Utility
   ========================================================================== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.empty-state {
  text-align: center;
  padding: 60px 20px;
  font-family: var(--font-mono);
  color: var(--ink-soft);
}