/* site/css/shell.css — Terminal-only structural components */

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* MASTHEAD */
.masthead {
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.masthead .issue {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.masthead .status-badge {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  margin-left: 8px;
}
.masthead .status-badge.live { background: var(--accent); color: var(--bg); }
.masthead nav { display: flex; gap: 20px; flex-wrap: wrap; }
.masthead nav a { color: var(--ink-soft); }
.masthead nav a::before { content: "$ "; color: var(--accent); opacity: 0.7; }
.masthead nav a:hover { color: var(--accent); text-decoration: none; }

.lang-toggle {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.lang-toggle a {
  color: var(--ink-soft);
  text-decoration: none;
  padding: 2px 6px;
}
.lang-toggle a:hover { color: var(--accent); }
.lang-toggle a.active { color: var(--accent); border-bottom: 1px solid var(--accent); }

/* HERO */
.hero { padding: 64px 0 48px; position: relative; }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  max-width: 22ch;
  margin: 0 0 24px 0;
  font-weight: 700;
}
.hero h1::after {
  content: "▊";
  color: var(--accent);
  animation: blink 1s step-end infinite;
  margin-left: 0.2ch;
  font-weight: 400;
}
@keyframes blink { 50% { opacity: 0; } }

.hero .deck { font-size: 1.1rem; max-width: 62ch; color: var(--ink-soft); margin: 0 0 24px 0; }
.hero .byline {
  display: flex; gap: 16px; font-size: 0.8rem;
  color: var(--ink-soft); font-style: normal; flex-wrap: wrap;
}

/* CREDIBILITY BAND */
.credibility-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px 40px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 32px 0;
}
.credibility-band figure.stat {
  margin: 0;
  min-width: 0;
  overflow: hidden;
}
.credibility-band .stat-value {
  display: block;
  font-size: clamp(1.4rem, 1.8vw, 1.75rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  overflow-wrap: anywhere;
  word-break: break-word;
  letter-spacing: -0.01em;
}
.credibility-band figcaption {
  font-size: 0.78rem; color: var(--ink-soft);
  margin-top: 6px; line-height: 1.4;
}
.credibility-band cite { font-style: normal; }

/* TL;DR */
.tldr {
  background: var(--surface);
  border-left: 3px solid var(--accent);
  padding: 20px 24px;
  margin: 32px 0;
}
.tldr::before {
  content: "$ tldr --cite";
  display: block;
  color: var(--accent);
  font-size: 0.82rem;
  margin-bottom: 12px;
}
.tldr ul { list-style: none; padding: 0; margin: 0; }
.tldr li {
  padding: 8px 0 8px 20px;
  border-bottom: 1px dotted var(--border);
  font-size: 0.95rem;
  position: relative;
}
.tldr li::before { content: "▸"; color: var(--accent); position: absolute; left: 0; top: 8px; }
.tldr li:last-child { border-bottom: none; }

/* TOC */
.toc { position: sticky; top: 24px; font-size: 0.8rem; }
.toc::before { content: "$ cat ./toc"; display: block; color: var(--accent); margin-bottom: 8px; }
.toc ol { list-style: decimal-leading-zero; padding-left: 24px; }
.toc a { color: var(--ink-soft); }
.toc a:hover, .toc a.active { color: var(--accent); }

/* BODY */
.body h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  line-height: 1.25;
  margin-top: 48px;
  margin-bottom: 16px;
  max-width: 32ch;
  font-weight: 700;
}
.body h2::before { content: "## "; color: var(--accent); font-weight: 400; }
.body p { max-width: 65ch; margin-bottom: 16px; }
.body dl { margin: 24px 0; }
.body dt { font-weight: 600; margin-top: 16px; color: var(--accent); }
.body dt::before { content: "> "; color: var(--ink-soft); }
.body dd { margin-left: 0; color: var(--ink-soft); }
.body code {
  background: var(--surface);
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.88em;
}
.body figure.stat {
  display: inline-block;
  padding: 4px 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 4px 0;
}
.body figure.stat .stat-value { font-weight: 700; color: var(--accent); }
.body figure.stat figcaption {
  display: inline; font-size: 0.78rem;
  color: var(--ink-soft); margin-left: 6px;
}
.stat-contest {
  font-size: 0.68rem; color: var(--ink-soft);
  text-decoration: none; margin-left: 8px; opacity: 0.75;
}
.stat-contest::before { content: "[ "; }
.stat-contest::after { content: " ]"; }
.stat-contest:hover { opacity: 1; color: var(--accent); text-decoration: none; }

/* CTA PRIMARY */
.cta-primary {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 32px;
  margin: 48px 0;
  text-align: center;
}
.cta-primary h3 { color: var(--accent); font-size: 1.1rem; margin-top: 0; }
.cta-primary .buttons {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin-top: 16px;
}
.btn {
  display: inline-block; padding: 12px 24px;
  border-radius: var(--radius); font-family: var(--mono);
  font-weight: 600; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.1s, background 0.2s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { background: var(--accent-strong); color: var(--bg); }
.btn-secondary { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-secondary:hover { background: rgba(124, 255, 158, 0.08); color: var(--accent); }

/* STICKY CTA BAR */
.sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 50;
  background: var(--surface);
  border-top: 1px solid var(--border-strong);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transform: translateY(100%);
  transition: transform 0.3s;
}
.sticky-cta.visible { transform: translateY(0); }
.sticky-cta .dismiss {
  background: none; border: none;
  color: var(--ink-soft); cursor: pointer;
  font-size: 1.2rem; padding: 4px 8px;
}
.sticky-cta .dismiss:hover { color: var(--accent); }

/* FAQ */
.faq { margin: 48px 0; }
.faq details { border-bottom: 1px solid var(--border); padding: 16px 0; }
.faq summary {
  font-size: 1rem; font-weight: 600;
  cursor: pointer; padding-right: 24px; color: var(--ink);
}
.faq summary::before { content: "$ "; color: var(--accent); }
.faq details[open] summary { color: var(--accent); }

/* CHALLENGE BAND */
.challenge-band {
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 24px; margin: 48px 0; font-size: 0.95rem;
}
.challenge-band h3 { font-size: 1.05rem; margin: 0 0 8px 0; }
.challenge-band h3::before { content: "$ challenge --data  "; color: var(--accent); }
.challenge-band .buttons { margin-top: 12px; display: flex; gap: 12px; flex-wrap: wrap; }

/* FOOTER */
footer.page-footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--border);
  margin-top: 64px;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
footer .footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}
footer .footer-grid h4 {
  font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent);
  margin: 0 0 12px 0;
}
footer .footer-grid p { margin: 4px 0; }
footer .footer-grid a { color: var(--ink-soft); }
footer .footer-grid a:hover { color: var(--accent); }
footer .challenge-footer {
  border-top: 1px dotted var(--border);
  padding-top: 16px; font-size: 0.78rem; opacity: 0.85;
}
footer .challenge-footer em { font-style: normal; }
footer .challenge-footer a { color: var(--accent); }
footer .footer-meta { margin-top: 16px; font-size: 0.75rem; opacity: 0.55; }

/* TEASER INLINE PROMPT (email gate single-line) */
.teaser-prompt {
  display: none;
  margin-top: 12px;
  max-width: 560px;
  gap: 8px;
  flex-wrap: wrap;
  align-items: stretch;
}
.teaser-prompt.visible { display: flex; }

.teaser-prompt .input-wrap {
  position: relative;
  flex: 1 1 260px;
  min-width: 200px;
}
.teaser-prompt .input-wrap::before {
  content: "> ";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.95rem;
  pointer-events: none;
}
.teaser-prompt input[type="email"] {
  width: 100%;
  padding: 12px 12px 12px 32px;
  background: var(--bg);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.95rem;
  caret-color: var(--accent);
  box-sizing: border-box;
}
.teaser-prompt input[type="email"]:focus {
  outline: none;
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 2px rgba(124, 255, 158, 0.2);
}
.teaser-prompt input[type="email"]::placeholder { color: var(--ink-soft); opacity: 0.6; }
.teaser-prompt button {
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 12px 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.teaser-prompt button:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.teaser-prompt button:disabled { opacity: 0.5; cursor: not-allowed; }
.teaser-prompt .honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
}
.teaser-prompt-meta {
  display: none;
  font-size: 0.72rem;
  color: var(--ink-soft);
  opacity: 0.7;
  margin-top: 6px;
  max-width: 480px;
}
.teaser-prompt.visible + .teaser-prompt-meta { display: block; }
.teaser-prompt-meta.error { color: var(--danger); opacity: 1; }

/* FROM THE ECOSYSTEM */
.ecosystem-links {
  background: var(--surface);
  padding: 24px;
  border-radius: var(--radius);
  margin: 48px 0;
  border: 1px solid var(--border);
}
.ecosystem-links h4 {
  font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; margin: 0 0 16px 0;
  color: var(--accent);
}
.ecosystem-links h4::before { content: "$ ls ./ecosystem/  "; opacity: 0.7; }
.ecosystem-links ul { list-style: none; padding: 0; display: grid; gap: 12px; }
.ecosystem-links a { font-weight: 500; }

/* TICKER */
.ticker {
  background: #000;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  overflow: hidden;
  white-space: nowrap;
  font-size: 0.78rem;
  position: relative;
}
.ticker-track {
  display: inline-block;
  padding-left: 100%;
  animation: ticker-scroll 90s linear infinite;
  will-change: transform;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}
.ticker-item {
  display: inline-block;
  padding: 0 24px;
  color: var(--ink-soft);
  text-decoration: none;
}
.ticker-item:hover .label { color: var(--accent); text-decoration: underline; }
.ticker-item .arrow { margin-right: 4px; }
.ticker-item[data-dir="up"] .arrow { color: var(--accent); }
.ticker-item[data-dir="down"] .arrow { color: var(--danger); }
.ticker-item[data-dir="flat"] .arrow { color: var(--ink-soft); opacity: 0.6; }
.ticker-item .label { color: var(--ink); margin-right: 6px; }
.ticker-item .note { color: var(--ink-soft); font-size: 0.7rem; }

@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; padding-left: 0; }
}

/* SIGNAL CARDS */
.signal-feed { display: grid; gap: 12px; }
.signal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px; font-size: 0.9rem;
}
.signal-card header {
  font-size: 0.72rem; color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.signal-card .cat { color: var(--accent); }
.signal-card h4 { margin: 0; font-size: 0.95rem; font-weight: 600; }
.signal-card footer { margin-top: 8px; font-size: 0.75rem; color: var(--ink-soft); }

/* RADAR */
.tm-radar-sweep { animation: sweep 4s linear infinite; }
@keyframes sweep { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.tm-radar-ping { animation: ping 2s ease-out infinite; }
@keyframes ping { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

@media (prefers-reduced-motion: reduce) {
  .hero h1::after, .tm-radar-sweep, .tm-radar-ping { animation: none; }
}

/* CONTENT WRAPPER — above scanline overlay */
main.wrap { position: relative; z-index: 2; }