/* Features, Copilot, Scores, Workflow, Use Cases */

.features-section { background: var(--bg); }

.features-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 700px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1000px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}

.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  background: var(--bg-2);
  transition: transform 0.35s var(--ease), border-color 0.3s, box-shadow 0.35s;
  display: flex;
  flex-direction: column;
  min-height: 260px;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(25, 211, 174, 0.28);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}
.feature-card h3 { margin: 1.1rem 0 0.5rem; }
.feature-card p { color: var(--muted); font-size: 0.95rem; margin-top: auto; }

.feature-a { background: linear-gradient(160deg, rgba(25, 211, 174, 0.06), var(--bg-2)); }
.feature-b { background: linear-gradient(160deg, rgba(77, 163, 255, 0.07), var(--bg-2)); }
.feature-f { background: linear-gradient(200deg, rgba(25, 211, 174, 0.05), var(--bg-2)); }

.feature-viz {
  height: 88px;
  border-radius: var(--radius-sm);
  background: rgba(7, 16, 20, 0.5);
  border: 1px solid var(--border);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
  overflow: hidden;
}

.score-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}
.score-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--highlight));
  border-radius: 4px;
  transition: width 1.2s var(--ease);
}
.score-bar.muted span { background: rgba(145, 165, 163, 0.4); }
.reveal.is-visible .score-bar span { width: var(--w); }

.pulse-viz { align-items: center; position: relative; }
.pulse-core {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 16px var(--glow-blue);
  z-index: 1;
}
.pulse-ring {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid var(--accent-2);
  animation: orb-ring 2.4s ease-out infinite;
}
.pulse-ring.delay { animation-delay: 1.2s; }

.funnel-viz { padding: 0.5rem; }
.funnel-viz svg { width: 100%; height: 100%; }

.research-line {
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.1);
  width: 90%;
  animation: shimmer 2.5s ease-in-out infinite;
}
.research-line.short { width: 55%; animation-delay: 0.4s; }
.research-tag {
  align-self: flex-start;
  margin-top: 0.25rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.action-viz { gap: 0.45rem; }
.action-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text);
}
.action-row.dim { color: var(--muted); opacity: 0.7; }
.dot { width: 7px; height: 7px; border-radius: 50%; }
.dot.teal { background: var(--accent); box-shadow: 0 0 8px var(--glow-teal); }
.dot.blue { background: var(--accent-2); }
.dot.muted { background: var(--muted); }

.signal-viz svg { width: 100%; height: 100%; }
.sig-wave {
  stroke-dasharray: 300;
  animation: path-flow 8s linear infinite;
}

.copilot-section { background: var(--bg-2); }

.copilot-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(15, 31, 37, 0.9), rgba(7, 16, 20, 0.95));
  padding: 1.5rem;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.copilot-chat { display: grid; gap: 1rem; margin-bottom: 1.25rem; }

.chat-bubble {
  max-width: 40rem;
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.chat-bubble.user {
  margin-left: auto;
  background: rgba(77, 163, 255, 0.08);
  border-color: rgba(77, 163, 255, 0.22);
}
.chat-bubble.ai {
  background: rgba(25, 211, 174, 0.05);
  border-color: rgba(25, 211, 174, 0.22);
}
.chat-role {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.55rem;
}
.ai-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 1.8s ease-in-out infinite;
}
.chat-bubble p {
  font-size: 0.98rem;
  color: var(--text);
  margin-bottom: 0.65rem;
  line-height: 1.6;
}
.chat-bubble p:last-child { margin-bottom: 0; }
.chat-bubble strong { color: var(--highlight); font-weight: 700; }

.typing-text.is-typing p { opacity: 0; }
.typing-text.is-typed p { animation: type-reveal 0.5s var(--ease) forwards; }
.typing-text.is-typed p:nth-child(1) { animation-delay: 0.1s; }
.typing-text.is-typed p:nth-child(2) { animation-delay: 0.45s; }
.typing-text.is-typed p:nth-child(3) { animation-delay: 0.85s; }
.typing-text.is-typed p:nth-child(4) { animation-delay: 1.25s; }

@keyframes type-reveal {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.followups { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.followup {
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.followup:hover {
  color: var(--text);
  border-color: rgba(77, 163, 255, 0.4);
  background: rgba(77, 163, 255, 0.08);
}

.score-cards { display: grid; gap: 1rem; }
@media (min-width: 760px) {
  .score-cards { grid-template-columns: repeat(3, 1fr); }
}

.score-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-2);
  transition: transform 0.35s var(--ease);
}
.score-card:hover { transform: translateY(-3px); }

.score-tier {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  margin-bottom: 1.25rem;
}

.score-display {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 1.25rem;
}
.score-num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.04em;
  z-index: 1;
}
.score-num.score-label {
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.score-gauge {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.gauge-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 8;
}
.gauge-fg {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 1.6s var(--ease);
}

.score-card.cold .score-tier,
.score-card.cold .score-num { color: var(--muted); }
.score-card.cold .gauge-fg { stroke: var(--muted); }
.score-card.cold .score-action { color: var(--muted); border-color: var(--border); }

.score-card.warm .score-tier,
.score-card.warm .score-num { color: var(--warm); }
.score-card.warm .gauge-fg { stroke: var(--warm); }
.score-card.warm { border-color: rgba(232, 184, 109, 0.2); }
.score-card.warm .score-action { color: var(--warm); border-color: rgba(232, 184, 109, 0.3); }

.score-card.hot .score-tier,
.score-card.hot .score-num { color: var(--accent); }
.score-card.hot .gauge-fg {
  stroke: var(--accent);
  filter: drop-shadow(0 0 8px var(--glow-teal));
}
.score-card.hot {
  border-color: rgba(25, 211, 174, 0.35);
  background: linear-gradient(180deg, rgba(25, 211, 174, 0.08), var(--bg-2));
  box-shadow: 0 0 40px rgba(25, 211, 174, 0.08);
}
.score-card.hot .score-action {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}

.score-action {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.workflow-section { background: var(--bg-2); }

.workflow { display: grid; gap: 0; }
@media (min-width: 900px) {
  .workflow { grid-template-columns: repeat(6, 1fr); }
}

.workflow li {
  position: relative;
  padding: 1.5rem 1rem;
  border: 1px solid var(--border);
  background: rgba(7, 16, 20, 0.4);
  text-align: center;
}
@media (min-width: 900px) {
  .workflow li:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 2.1rem;
    left: 50%;
    width: 50%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.35;
    pointer-events: none;
  }
}

.wf-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}
.wf-title {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
  position: relative;
  z-index: 1;
}

.usecases-section { background: var(--bg); }

.usecase-layout {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-2);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 16, 20, 0.5);
}
.tabs button {
  flex: 1 1 auto;
  min-width: 120px;
  padding: 1rem 1.1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.tabs button:hover { color: var(--text); background: rgba(255, 255, 255, 0.02); }
.tabs button[aria-selected="true"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: rgba(25, 211, 174, 0.05);
}

.usecase-content {
  display: grid;
  gap: 1.5rem;
  padding: 1.75rem;
}
@media (min-width: 860px) {
  .usecase-content {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }
}

.usecase-panel h3 { margin-bottom: 1rem; font-size: 1.35rem; }
.usecase-panel ul { display: grid; gap: 0.7rem; }
.usecase-panel li {
  padding-left: 1.2rem;
  position: relative;
  color: var(--muted);
}
.usecase-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.usecase-mini-dash {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  background: rgba(7, 16, 20, 0.55);
}
.mini-dash-head {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.85rem;
}
.mini-row {
  display: flex;
  justify-content: space-between;
  padding: 0.55rem 0.4rem;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
}
.mini-row:last-child { border-bottom: none; }
.mini-row.hot span:last-child { color: var(--accent); font-weight: 700; }
.mini-row.warm span:last-child { color: var(--warm); font-weight: 700; }
.mini-row.cold span:last-child { color: var(--muted); font-weight: 700; }