/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:       #00ff41;
  --green-dim:   #00c032;
  --green-dark:  #007a1e;
  --green-glow:  rgba(0, 255, 65, 0.12);
  --bg:          #020602;
  --bg-card:     #060b06;
  --bg-card2:    #080e08;
  --border:      #0a2a0a;
  --border-hi:   #1a4a1a;
  --text:        #a8ffa8;
  --text-dim:    #3a6b3a;
  --text-faint:  #1e3b1e;
  --mono:        "JetBrains Mono", "Fira Code", "Cascadia Code", "Courier New", monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--green); text-decoration: none; }
a:hover { color: #fff; text-decoration: none; }

/* ── CRT scanline + vignette overlay ── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    repeating-linear-gradient(
      to bottom,
      transparent,
      transparent 3px,
      rgba(0, 0, 0, 0.18) 3px,
      rgba(0, 0, 0, 0.18) 4px
    ),
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.7) 100%);
  pointer-events: none;
  z-index: 9999;
}

/* ── Container ── */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Feed section gets extra width */
.feed-section .container {
  max-width: 1000px;
}

/* ── Section dividers as terminal lines ── */
.about, .feed-section, .contract-section, .community-section {
  border-top: 1px solid var(--border-hi);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px 60px;
  position: relative;
}

/* Fake terminal window chrome at top */
.hero::after {
  content: "SPROUT_OS v0.1 // ROBINHOOD CHAIN // BLOCK: LIVE";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 8px 20px;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-hi);
  text-align: left;
}

.hero-inner { max-width: 640px; }

.badge {
  display: inline-block;
  border: 1px solid var(--border-hi);
  color: var(--text-dim);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 3px 12px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(48px, 9vw, 88px);
  font-weight: 900;
  color: var(--green);
  text-shadow:
    0 0 10px var(--green),
    0 0 40px rgba(0,255,65,0.4),
    0 0 80px rgba(0,255,65,0.1);
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: 6px;
}

.ticker {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.tagline {
  font-size: 13px;
  color: var(--text-dim);
  max-width: 440px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

/* ── CA Box ── */
.ca-box {
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  padding: 14px 18px;
  margin-bottom: 28px;
  text-align: left;
}

.ca-label {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: block;
  margin-bottom: 8px;
}

.ca-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ca-row code {
  flex: 1;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  word-break: break-all;
}

.copy-btn {
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  cursor: pointer;
  transition: color 0.1s, border-color 0.1s;
  white-space: nowrap;
  text-transform: uppercase;
}
.copy-btn:hover { color: var(--green); border-color: var(--green-dim); }
.copy-btn.copied { color: var(--green); border-color: var(--green); }

/* ── Hero links ── */
.hero-links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  background: var(--green);
  color: #000;
  font-family: var(--mono);
  font-weight: 900;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 12px 28px;
  transition: background 0.1s;
}
.btn-primary:hover { background: #fff; color: #000; text-decoration: none; }

.btn-secondary {
  border: 1px solid var(--border-hi);
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 12px 28px;
  transition: border-color 0.1s, color 0.1s;
}
.btn-secondary:hover { border-color: var(--green); color: var(--green); text-decoration: none; }

.scroll-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(5px); }
}

/* ── Section headings ── */
.about h2, .feed-section h2, .contract-section h2, .community-section h2 {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 28px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

/* ── About ── */
.about { padding: 72px 0; }

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1px;
  background: var(--border-hi);
  border: 1px solid var(--border-hi);
}

.about-card {
  background: var(--bg-card);
  padding: 22px 18px;
  transition: background 0.15s;
}
.about-card:hover { background: var(--bg-card2); }

.about-card .icon { font-size: 18px; display: block; margin-bottom: 10px; }
.about-card h3 {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green-dim);
  margin-bottom: 8px;
}
.about-card p { font-size: 12px; color: var(--text-dim); line-height: 1.65; }

/* ── Feed ── */
.feed-section { padding: 72px 0 96px; }

.feed-sub {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: -20px;
  margin-bottom: 24px;
  letter-spacing: 0.06em;
}

@keyframes blink-anim { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
.blink { animation: blink-anim 1.1s step-start infinite; }

/* ── Carousel shell ── */
.carousel-wrap {
  display: grid;
  grid-template-columns: 40px 1fr 40px;
  gap: 0;
  align-items: stretch;
}

.carousel-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.1s, border-color 0.1s;
  user-select: none;
  padding: 0;
}
.carousel-btn:hover:not(:disabled) { color: var(--green); border-color: var(--green-dim); }
.carousel-btn:disabled { color: var(--text-faint); cursor: default; }
.carousel-prev { border-right: none; }
.carousel-next { border-left: none; }

.carousel-viewport { overflow: hidden; }

.carousel-counter {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  text-align: center;
  margin-top: 10px;
}

/* ── Feed list (single visible card) ── */
.feed-list { display: block; }
.feed-loading { color: var(--text-faint); font-size: 12px; padding: 16px; }

/* ── Agent legend ── */
.agent-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.legend-item { font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; }
.legend-sprout { color: var(--green-dim); }
.legend-mycel  { color: #6a3fff; }
.legend-sep    { color: var(--text-faint); }

/* ── Dialogue cards ── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.dialogue-card {
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  height: 520px;
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.25s ease;
}

.dialogue-header {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card2);
}

.dialogue-id {
  font-size: 9px;
  color: var(--text-faint);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.dialogue-time {
  font-size: 9px;
  color: var(--text-faint);
  letter-spacing: 0.06em;
}

.dialogue-messages {
  flex: 1;
  overflow-y: auto;
  padding: 22px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  /* subtle custom scrollbar */
  scrollbar-width: thin;
  scrollbar-color: var(--border-hi) transparent;
}
.dialogue-messages::-webkit-scrollbar { width: 4px; }
.dialogue-messages::-webkit-scrollbar-thumb { background: var(--border-hi); }

/* ── Message rows (terminal log style, not bubbles) ── */
.msg {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 16px;
  align-items: baseline;
}

.msg-speaker {
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: right;
  padding-top: 1px;
  white-space: nowrap;
}
.msg-sprout .msg-speaker { color: var(--green-dim); }
.msg-mycel  .msg-speaker { color: #6a3fff; }

.msg-text {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text);
  padding-left: 16px;
  border-left: 2px solid;
}
.msg-sprout .msg-text { border-color: var(--green-dark); color: var(--text); }
.msg-mycel  .msg-text { border-color: #2a1a6a; color: #c8b0ff; }

/* ── Contract ── */
.contract-section { padding: 72px 0; }

.contract-grid {
  border: 1px solid var(--border-hi);
  margin-bottom: 20px;
}

.contract-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.contract-row:last-child { border-bottom: none; }
.contract-row:nth-child(odd) { background: var(--bg-card2); }

.clabel {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.cval { font-size: 12px; color: var(--text); text-align: right; letter-spacing: 0.04em; }
.cval-no { color: var(--green-dim); }

/* ── Community ── */
.community-section { padding: 72px 0; }

.community-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 360px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-hi);
  padding: 14px 18px;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.08em;
  transition: color 0.1s, border-color 0.1s;
}
.social-link:hover { color: var(--green); border-color: var(--green-dim); }

.social-icon { font-size: 14px; width: 20px; text-align: center; }
.soon {
  margin-left: auto;
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
  border: 1px solid var(--border);
  padding: 2px 7px;
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border-hi);
  padding: 40px 0;
}

.disclaimer {
  font-size: 10px;
  color: var(--text-faint);
  line-height: 1.8;
  margin-bottom: 14px;
  max-width: 760px;
  letter-spacing: 0.02em;
}
.disclaimer strong { color: #5a2a2a; }

.footer-copy {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 20px;
}

/* ── Responsive ── */
@media (max-width: 520px) {
  .hero h1 { font-size: 48px; }
  .about-grid { grid-template-columns: 1fr 1fr; }
  .contract-row { flex-direction: column; align-items: flex-start; }
  .cval { text-align: left; }
  .msg { grid-template-columns: 60px 1fr; gap: 8px; }
}