/* ==========================================================================
   Cryptohot — Design tokens
   A "market terminal" aesthetic: ink-black surfaces, restrained signal-blue
   and ledger-teal accents, and monospace tabular numerals everywhere data
   appears — the one consistent signature carried through every section.
   ========================================================================== */
:root{
  --bg:            #0A0D12;
  --bg-elevated:   #0D1119;
  --surface:       #12161D;
  --surface-2:     #171C25;
  --border:        #232A36;
  --border-soft:   #1A2029;

  --text:          #E8ECF2;
  --text-muted:    #8A93A6;
  --text-faint:    #5B6577;

  --accent:        #4C8DFF;   /* signal blue   */
  --accent-soft:   #4C8DFF1a;
  --teal:          #29D9C0;   /* ledger teal   */
  --teal-soft:     #29D9C01a;
  --amber:         #F0A83C;

  --up:            #22C55E;
  --up-soft:       #22C55E1a;
  --down:          #F0465A;
  --down-soft:     #F0465A1a;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  --shadow-card: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  --header-h: 64px;
  --ticker-h: 38px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top: calc(var(--header-h) + var(--ticker-h) + 16px); }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family:inherit; }
.wrap{ max-width:1240px; margin:0 auto; padding:0 24px; }

::selection{ background:var(--accent); color:#04070C; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
}

/* Numeric / data styling — the site's signature: every figure in mono,
   tabular numerals, letter-spacing tightened slightly for a ticker feel. */
.mono, .stat-value, .price, .delta, td.col-num, .ticker-item, .rank{
  font-family:var(--font-mono);
  font-variant-numeric: tabular-nums;
}

h1,h2,h3,h4{ font-family:var(--font-display); font-weight:600; letter-spacing:-0.01em; margin:0; color:#fff; }

.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--teal);
  margin:0 0 8px;
}

/* ==========================================================================
   Ticker tape
   ========================================================================== */
.ticker-wrap{
  height:var(--ticker-h);
  background:var(--bg-elevated);
  border-bottom:1px solid var(--border-soft);
  overflow:hidden;
  position:sticky; top:0; z-index:60;
  display:flex; align-items:center;
}
.ticker-track{
  display:flex;
  align-items:center;
  gap:32px;
  white-space:nowrap;
  padding-left:100%;
  animation: ticker-scroll 60s linear infinite;
}
.ticker-wrap:hover .ticker-track{ animation-play-state:paused; }
@keyframes ticker-scroll{
  0%{ transform:translateX(0); }
  100%{ transform:translateX(-100%); }
}
.ticker-item{
  font-size:12.5px;
  color:var(--text-muted);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.ticker-item b{ color:var(--text); font-weight:600; }
.ticker-item .up{ color:var(--up); }
.ticker-item .down{ color:var(--down); }
.ticker-loading{ color:var(--text-faint); font-family:var(--font-mono); font-size:12.5px; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:sticky; top:var(--ticker-h); z-index:50;
  height:var(--header-h);
  background:rgba(10,13,18,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
}
.header-inner{ height:100%; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.logo{ display:flex; align-items:center; gap:8px; font-family:var(--font-display); font-size:19px; font-weight:700; color:#fff; }
.logo-mark{ color:var(--accent); font-size:16px; }
.logo-word em{ font-style:normal; color:var(--teal); }

.main-nav{ display:flex; gap:28px; }
.main-nav a{
  font-size:14px; font-weight:500; color:var(--text-muted);
  transition:color .15s ease;
  position:relative;
}
.main-nav a:hover{ color:#fff; }

.header-actions{ display:flex; align-items:center; gap:14px; }
.live-pill{
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.04em;
  color:var(--up); background:var(--up-soft);
  border:1px solid #22C55E33;
  padding:5px 10px 5px 8px; border-radius:999px;
}
.live-pill .dot{ width:6px; height:6px; border-radius:50%; background:var(--up); box-shadow:0 0 0 0 rgba(34,197,94,.6); animation:pulse 2s infinite; }
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(34,197,94,.55); }
  70%{ box-shadow:0 0 0 6px rgba(34,197,94,0); }
  100%{ box-shadow:0 0 0 0 rgba(34,197,94,0); }
}
.live-pill.stale{ color:var(--amber); background:#F0A83C1a; border-color:#F0A83C33; }
.live-pill.stale .dot{ background:var(--amber); animation:none; }

#navToggle{ display:none; flex-direction:column; justify-content:center; gap:4px; width:36px; height:32px; background:none; border:none; cursor:pointer; }
#navToggle span{ width:100%; height:2px; background:var(--text); border-radius:2px; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{ border-radius:999px; border:1px solid var(--border); padding:9px 16px; font-size:13.5px; font-weight:600; cursor:pointer; transition:.15s ease; }
.btn-primary{ background:var(--accent); border-color:var(--accent); color:#fff; }
.btn-primary:hover{ background:#3d7ce8; }
.btn-ghost{ background:transparent; color:var(--text-muted); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{ padding:64px 0 40px; border-bottom:1px solid var(--border-soft); background:
  radial-gradient(700px 260px at 15% -10%, #4C8DFF14, transparent 60%),
  radial-gradient(500px 220px at 90% 0%, #29D9C012, transparent 60%);
}
.hero-inner{ display:grid; grid-template-columns:1.1fr 1fr; gap:56px; align-items:end; }
.hero-copy h1{ font-size:44px; line-height:1.08; margin:6px 0 16px; }
.hero-sub{ color:var(--text-muted); font-size:16px; max-width:46ch; margin:0; }
.hero-meta{ margin-top:20px; font-family:var(--font-mono); font-size:12.5px; color:var(--text-faint); }

.hero-stats{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.stat-card{
  background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md);
  padding:16px 18px; display:flex; flex-direction:column; gap:6px;
}
.stat-label{ font-size:11.5px; color:var(--text-faint); text-transform:uppercase; letter-spacing:.05em; }
.stat-value{ font-size:20px; font-weight:600; color:#fff; }
.stat-delta{ font-size:12px; }
.stat-delta.up{ color:var(--up); }
.stat-delta.down{ color:var(--down); }

/* ==========================================================================
   Ad slots — deliberately obvious placeholders so empty slots never look
   like a layout bug. Swap the inner content for real ad-network code
   (see README §7) without touching surrounding layout.
   ========================================================================== */
.ad-slot{
  display:flex; align-items:center; justify-content:center; gap:10px;
  background:repeating-linear-gradient(135deg, var(--surface), var(--surface) 10px, var(--surface-2) 10px, var(--surface-2) 20px);
  border:1px dashed var(--border);
  border-radius:var(--radius-md);
  color:var(--text-faint);
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.06em; text-transform:uppercase;
  min-height:90px;
  margin:28px 0;
}
.ad-leaderboard{ min-height:90px; }
.ad-infeed{ min-height:260px; margin:8px 0 32px; }
.ad-skyscraper{ min-height:600px; margin:0 0 24px; position:sticky; top:calc(var(--header-h) + var(--ticker-h) + 16px); }
.ad-mpu{ min-height:250px; margin:0 0 24px; }
.ad-label{ opacity:.8; }
.ad-dims{ opacity:.5; }

/* ==========================================================================
   Sections
   ========================================================================== */
.section{ padding:48px 0 8px; }
.section-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:22px; flex-wrap:wrap; }
.section-head h2{ font-size:26px; }
.refresh-note{ font-family:var(--font-mono); font-size:11.5px; color:var(--text-faint); }

.content-grid{ display:grid; grid-template-columns:1fr 320px; gap:48px; align-items:start; }
.sidebar{ position:relative; }
.side-card{
  background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md);
  padding:20px; margin-bottom:24px;
}
.side-card h3{ font-size:15px; margin-bottom:14px; }
.side-card p{ color:var(--text-muted); font-size:13.5px; margin:0 0 14px; }

.trending-list li{ display:flex; align-items:center; justify-content:space-between; padding:8px 0; border-bottom:1px solid var(--border-soft); font-size:13.5px; }
.trending-list li:last-child{ border-bottom:none; }
.trending-rank{ color:var(--text-faint); font-family:var(--font-mono); width:18px; display:inline-block; }
.trending-name{ display:flex; align-items:center; gap:8px; }
.trending-symbol{ color:var(--text-faint); font-family:var(--font-mono); font-size:11.5px; }

.newsletter-form{ display:flex; flex-direction:column; gap:8px; }
.newsletter-form input{
  background:var(--surface-2); border:1px solid var(--border); border-radius:var(--radius-sm);
  padding:10px 12px; color:var(--text); font-size:13.5px;
}
.newsletter-form input:focus{ outline:2px solid var(--accent); outline-offset:1px; }

/* ==========================================================================
   Market table
   ========================================================================== */
.table-scroll{ overflow-x:auto; border:1px solid var(--border-soft); border-radius:var(--radius-md); background:var(--surface); }
.market-table{ width:100%; border-collapse:collapse; min-width:820px; }
.market-table th{
  text-align:right; font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--text-faint);
  padding:14px 16px; border-bottom:1px solid var(--border-soft); font-weight:500; white-space:nowrap;
}
.market-table th.col-name, .market-table th.col-rank{ text-align:left; }
.market-table td{ padding:14px 16px; border-bottom:1px solid var(--border-soft); text-align:right; font-size:13.5px; white-space:nowrap; }
.market-table tbody tr:last-child td{ border-bottom:none; }
.market-table tbody tr{ transition:background .12s ease; }
.market-table tbody tr:hover{ background:var(--surface-2); }
.col-name{ text-align:left; }
.coin-cell{ display:flex; align-items:center; gap:10px; text-align:left; }
.coin-icon{ width:26px; height:26px; border-radius:50%; background:var(--surface-2); flex-shrink:0; }
.coin-name{ font-weight:600; color:#fff; font-family:var(--font-body); }
.coin-symbol{ color:var(--text-faint); font-family:var(--font-mono); font-size:11.5px; margin-left:6px; }
.rank{ color:var(--text-faint); }
.up{ color:var(--up); }
.down{ color:var(--down); }
.col-wide{ display:table-cell; }
.col-chart{ width:120px; }
.table-loading{ text-align:center !important; padding:32px; color:var(--text-faint); font-family:var(--font-mono); font-size:12.5px; }

/* ==========================================================================
   Cards — news / analysis / projects / education
   ========================================================================== */
.card{
  background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md);
  transition:border-color .15s ease, transform .15s ease;
}
.card:hover{ border-color:#2E3746; }

.news-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.news-card{ overflow:hidden; display:flex; flex-direction:column; }
.news-card .news-img{ width:100%; height:150px; object-fit:cover; background:var(--surface-2); }
.news-card-body{ padding:16px 18px 18px; display:flex; flex-direction:column; gap:8px; flex:1; }
.news-tag{ font-family:var(--font-mono); font-size:10.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--teal); }
.news-card h3{ font-size:15.5px; line-height:1.35; font-weight:600; }
.news-card p{ color:var(--text-muted); font-size:13px; margin:0; flex:1; }
.news-meta{ display:flex; justify-content:space-between; font-size:11.5px; color:var(--text-faint); font-family:var(--font-mono); margin-top:4px; }

.analysis-list{ display:flex; flex-direction:column; gap:16px; }
.analysis-item{ padding:22px; display:grid; grid-template-columns:auto 1fr; gap:20px; }
.analysis-index{ font-family:var(--font-mono); color:var(--text-faint); font-size:13px; padding-top:2px; }
.analysis-item h3{ font-size:17px; margin-bottom:8px; }
.analysis-item p{ color:var(--text-muted); font-size:14px; margin:0 0 10px; }
.tag-row{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:10px; }
.tag-pill{ font-family:var(--font-mono); font-size:10.5px; text-transform:uppercase; letter-spacing:.05em; background:var(--accent-soft); color:var(--accent); padding:3px 9px; border-radius:999px; }
.analysis-meta{ font-family:var(--font-mono); font-size:11.5px; color:var(--text-faint); }
.analysis-body{ display:none; color:var(--text-muted); font-size:14px; margin-top:12px; white-space:pre-line; border-top:1px solid var(--border-soft); padding-top:12px; }
.analysis-item.open .analysis-body{ display:block; }
.read-more{ background:none; border:none; color:var(--accent); font-size:13px; font-weight:600; cursor:pointer; padding:0; font-family:var(--font-body); }

.projects-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.project-card{ padding:20px; }
.project-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; }
.project-id{ display:flex; align-items:center; gap:10px; }
.project-avatar{ width:38px; height:38px; border-radius:10px; background:linear-gradient(135deg, var(--accent), var(--teal)); display:flex; align-items:center; justify-content:center; font-family:var(--font-mono); font-weight:700; color:#04070C; font-size:14px; }
.project-card h3{ font-size:16px; }
.project-symbol{ color:var(--text-faint); font-family:var(--font-mono); font-size:11.5px; }
.project-category{ font-size:11px; color:var(--teal); font-family:var(--font-mono); text-transform:uppercase; letter-spacing:.05em; }
.rating{ font-family:var(--font-mono); font-size:12.5px; color:var(--amber); white-space:nowrap; }
.project-card p.desc{ color:var(--text-muted); font-size:13.5px; margin:10px 0 14px; }
.pros-cons{ display:grid; grid-template-columns:1fr 1fr; gap:14px; font-size:12.5px; }
.pros-cons h5{ margin:0 0 6px; font-size:11px; text-transform:uppercase; letter-spacing:.05em; }
.pros-cons.pros h5{ color:var(--up); }
.pros-cons ul li{ color:var(--text-muted); padding:2px 0; padding-left:14px; position:relative; }
.pros-cons ul li::before{ content:"+"; position:absolute; left:0; color:var(--up); }
.cons ul li::before{ content:"–"; color:var(--down); }

.education-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.edu-card{ padding:20px; }
.edu-level{ display:inline-block; font-family:var(--font-mono); font-size:10px; text-transform:uppercase; letter-spacing:.05em; padding:3px 9px; border-radius:999px; margin-bottom:10px; }
.edu-level.Beginner{ background:var(--up-soft); color:var(--up); }
.edu-level.Intermediate{ background:#F0A83C1a; color:var(--amber); }
.edu-level.Advanced{ background:var(--down-soft); color:var(--down); }
.edu-card h3{ font-size:15.5px; margin-bottom:8px; }
.edu-card p{ color:var(--text-muted); font-size:13.5px; margin:0; }
.edu-category{ display:block; margin-top:12px; font-family:var(--font-mono); font-size:11px; color:var(--text-faint); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ border-top:1px solid var(--border-soft); padding:48px 0 28px; margin-top:60px; background:var(--bg-elevated); }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:32px; padding:8px 0 32px; }
.footer-brand p{ color:var(--text-muted); font-size:13.5px; margin-top:12px; max-width:34ch; }
.footer-col h4{ font-size:12px; text-transform:uppercase; letter-spacing:.05em; color:var(--text-faint); margin-bottom:12px; }
.footer-col a, .footer-col span{ display:block; color:var(--text-muted); font-size:13.5px; padding:4px 0; }
.footer-col a:hover{ color:#fff; }
.footer-legal{ border-top:1px solid var(--border-soft); padding-top:20px; font-size:12px; color:var(--text-faint); }

/* ==========================================================================
   Skeleton loading states
   ========================================================================== */
.skeleton, .skeleton-line{ position:relative; overflow:hidden; }
.skeleton::after, .skeleton-line::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.04), transparent);
  animation:shimmer 1.6s infinite;
}
@keyframes shimmer{ 0%{ transform:translateX(-100%);} 100%{ transform:translateX(100%);} }
.skel-img{ height:150px; background:var(--surface-2); }
.skel-line{ height:12px; margin:14px 18px; background:var(--surface-2); border-radius:4px; }
.skel-line.w-70{ width:70%; } .skel-line.w-40{ width:40%; }
.skeleton-line{ height:14px; background:var(--surface-2); border-radius:4px; margin:8px 0; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1080px){
  .content-grid{ grid-template-columns:1fr; }
  .sidebar{ display:grid; grid-template-columns:1fr 1fr; gap:20px; align-items:start; }
  .ad-skyscraper{ position:static; }
  .news-grid, .projects-grid, .education-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:860px){
  .hero-inner{ grid-template-columns:1fr; gap:32px; }
  .hero-copy h1{ font-size:34px; }
  .col-wide{ display:none; }
}
@media (max-width:680px){
  .main-nav{
    position:fixed; top:calc(var(--header-h) + var(--ticker-h)); left:0; right:0;
    background:var(--bg-elevated); border-bottom:1px solid var(--border-soft);
    flex-direction:column; padding:8px 24px 16px; gap:2px;
    transform:translateY(-8px); opacity:0; pointer-events:none; transition:.18s ease;
  }
  .main-nav.open{ transform:translateY(0); opacity:1; pointer-events:auto; }
  .main-nav a{ padding:10px 0; border-bottom:1px solid var(--border-soft); }
  #navToggle{ display:flex; }
  .sidebar{ grid-template-columns:1fr; }
  .news-grid, .projects-grid, .education-grid{ grid-template-columns:1fr; }
  .analysis-item{ grid-template-columns:1fr; }
  .hero-stats{ grid-template-columns:1fr 1fr; }
  .pros-cons{ grid-template-columns:1fr; }
}