/* ═══════════════════════════════════════════════════════════
   NEURALARC × MERITECH CAPITAL — PITCH INTELLIGENCE
   Design: Copper & Slate — Industrial Premium
   Fonts: DM Serif Display + Plus Jakarta Sans + DM Mono
   ═══════════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  /* Copper & Slate palette */
  --copper:        #B87333;
  --copper-light:  #D4A574;
  --copper-pale:   #F0DFC8;
  --slate-dark:    #1E2530;
  --slate:         #2F3640;
  --slate-mid:     #4A5568;
  --slate-light:   #8896A8;
  --cream:         #F5F0EB;
  --cream-dark:    #EDE6DC;
  --white:         #FAFAF8;

  /* Semantic */
  --bg:            var(--slate-dark);
  --bg-card:       #252D38;
  --bg-card-hover: #2C3545;
  --border:        rgba(184, 115, 51, 0.18);
  --border-subtle: rgba(255,255,255,0.06);
  --text-primary:  var(--cream);
  --text-secondary: #A8B4C0;
  --text-muted:    var(--slate-light);
  --accent:        var(--copper);
  --accent-light:  var(--copper-light);

  /* Type scale */
  --font-display:  'DM Serif Display', Georgia, serif;
  --font-body:     'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono:     'DM Mono', 'Courier New', monospace;

  /* Spacing */
  --section-gap:   7rem;
  --container:     1200px;
  --radius:        4px;
  --radius-lg:     8px;
}

/* ── RESET ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
input[type="checkbox"] { accent-color: var(--copper); }

/* ── CONTAINER ───────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(30, 37, 48, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.header-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}
.brand-name { color: var(--copper-light); }
.brand-divider { color: var(--slate-light); }
.brand-investor { color: var(--text-secondary); }
.header-nav {
  display: flex;
  gap: 1.75rem;
  margin-left: auto;
}
.header-nav a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s;
}
.header-nav a:hover { color: var(--copper-light); }
.header-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
  flex-shrink: 0;
}
.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184,115,51,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184,115,51,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(184,115,51,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.1s;
}
.eyebrow-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  border: 1px solid var(--copper);
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
}
.eyebrow-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 7vw, 6rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 0.2s;
}
.hero-title em {
  font-style: italic;
  color: var(--copper-light);
}
.hero-subtitle {
  max-width: 640px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 3.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 0.35s;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  opacity: 0;
  animation: fadeUp 0.7s ease forwards 0.5s;
}
.hero-stat {
  padding: 1.5rem 1.75rem;
  border-right: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  transition: background 0.2s;
}
.hero-stat:last-child { border-right: none; }
.hero-stat:hover { background: rgba(184,115,51,0.05); }
.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--copper-light);
  margin-bottom: 0.4rem;
}
.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ── SECTIONS ────────────────────────────────────────────── */
.section {
  padding: var(--section-gap) 0;
  border-top: 1px solid var(--border-subtle);
}
.section-header {
  margin-bottom: 3.5rem;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin-bottom: 1rem;
}
.section-desc {
  max-width: 600px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ── SCORECARD ───────────────────────────────────────────── */
.scorecard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.scorecard-card {
  background: var(--bg-card);
  padding: 2rem;
  transition: background 0.25s;
}
.scorecard-card:hover { background: var(--bg-card-hover); }
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.card-category {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.card-signal {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}
.strong-signal {
  background: rgba(184,115,51,0.15);
  color: var(--copper-light);
  border: 1px solid rgba(184,115,51,0.3);
}
.watch-signal {
  background: rgba(255,200,80,0.1);
  color: #F0C060;
  border: 1px solid rgba(255,200,80,0.25);
}
.neutral-signal {
  background: rgba(100,160,220,0.1);
  color: #80B8E8;
  border: 1px solid rgba(100,160,220,0.25);
}
.card-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.card-body {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}
.card-body strong { color: var(--cream); }
.card-quote {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--copper);
  border-left: 2px solid var(--copper);
  padding-left: 0.75rem;
  font-style: italic;
}
.card-metric-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.mini-metric {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.mm-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.mm-val {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--copper-light);
}

/* ── NARRATIVE ARC ───────────────────────────────────────── */
.narrative-arc {
  position: relative;
  margin-bottom: 3rem;
}
.arc-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: background 0.2s;
}
.arc-step:last-child { border-bottom: none; }
.arc-step:hover { background: rgba(184,115,51,0.03); }
.arc-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 500;
  color: rgba(184,115,51,0.25);
  line-height: 1;
  padding-top: 0.25rem;
  transition: color 0.2s;
}
.arc-step:hover .arc-num { color: var(--copper); }
.arc-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.75rem;
}
.arc-content p {
  font-size: 0.925rem;
  line-height: 1.75;
  color: var(--text-secondary);
}
.arc-content p em {
  color: var(--copper-light);
  font-style: italic;
}
.arc-content p strong { color: var(--cream); }
.arc-connector {
  display: none;
}
.narrative-callout {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: rgba(184,115,51,0.08);
  border: 1px solid rgba(184,115,51,0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
}
.callout-icon { font-size: 1.5rem; flex-shrink: 0; }
.callout-content {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
}
.callout-content strong { color: var(--copper-light); }

/* ── SCRIPT TIMELINE ─────────────────────────────────────── */
.script-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.script-slide {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1rem;
  transition: border-color 0.2s;
}
.script-slide:hover { border-color: var(--border); }
.slide-marker {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1.75rem;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
}
.slide-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--copper);
  background: rgba(184,115,51,0.1);
  border: 1px solid rgba(184,115,51,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  flex-shrink: 0;
}
.slide-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cream);
  flex: 1;
}
.slide-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}
.slide-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.script-block {
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius);
  overflow: hidden;
}
.script-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  background: rgba(184,115,51,0.08);
  padding: 0.5rem 1rem;
  border-bottom: 1px solid rgba(184,115,51,0.1);
}
.script-text {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-secondary);
  padding: 1.25rem 1rem;
  font-style: italic;
}
.script-tip {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  border-left: 2px solid rgba(184,115,51,0.3);
}
.tip-icon { font-size: 1rem; flex-shrink: 0; }
.script-tip span {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--text-muted);
}

/* Metrics prep box */
.metrics-prep-box {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.metrics-prep-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  padding: 0.75rem 1.25rem;
  background: rgba(184,115,51,0.06);
  border-bottom: 1px solid var(--border);
}
.metrics-prep-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.prep-metric {
  padding: 1rem 1.25rem;
  border-right: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.prep-metric:nth-child(3n) { border-right: none; }
.prep-metric:nth-last-child(-n+3) { border-bottom: none; }
.pm-name {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--cream);
}
.pm-benchmark {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── OBJECTIONS ──────────────────────────────────────────── */
.objections-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.objection-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}
.objection-card:hover { border-color: var(--border); }
.obj-q {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem 1.75rem;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cream);
  line-height: 1.5;
}
.obj-icon {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--copper);
  background: rgba(184,115,51,0.12);
  border: 1px solid rgba(184,115,51,0.25);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.obj-a {
  padding: 1.25rem 1.75rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}
.obj-a strong { color: var(--cream); }
.obj-why {
  padding: 1rem 1.75rem;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--text-muted);
  background: rgba(184,115,51,0.04);
}
.obj-why strong { color: var(--copper-light); }

/* ── INTELLIGENCE ────────────────────────────────────────── */
.intel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 3.5rem;
}
.intel-card {
  background: var(--bg-card);
  padding: 2rem;
  transition: background 0.25s;
}
.intel-card:hover { background: var(--bg-card-hover); }
.intel-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.intel-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 0.75rem;
}
.intel-card p {
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--text-secondary);
}
.intel-card p strong { color: var(--copper-light); }

/* ── CHECKLIST ───────────────────────────────────────────── */
.checklist-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.checklist-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 2rem;
}
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}
.checklist-group { display: flex; flex-direction: column; gap: 0.5rem; }
.cg-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.4rem 0;
  transition: color 0.15s;
}
.check-item:hover { color: var(--cream); }
.check-item input { margin-top: 0.15rem; flex-shrink: 0; }
.check-item span {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
}
.check-item:has(input:checked) span {
  color: var(--text-muted);
  text-decoration: line-through;
}

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 2.5rem 0;
  margin-top: 2rem;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.footer-brand .brand-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--copper-light);
}
.footer-tagline {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.footer-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 480px;
  text-align: right;
  line-height: 1.6;
}

/* ── ANIMATIONS ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .scorecard-grid { grid-template-columns: repeat(2, 1fr); }
  .intel-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .metrics-prep-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --section-gap: 4rem; }
  .header-nav { display: none; }
  .scorecard-grid { grid-template-columns: 1fr; }
  .intel-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .checklist-grid { grid-template-columns: 1fr; }
  .arc-step { grid-template-columns: 50px 1fr; gap: 1rem; }
  .metrics-prep-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-note { text-align: left; }
  .hero-title { font-size: 2.8rem; }
}

@media (max-width: 480px) {
  .hero-stats { grid-template-columns: 1fr; }
  .hero-stat { border-right: none; border-bottom: 1px solid var(--border); }
  .hero-stat:last-child { border-bottom: none; }
}

/* ── SCROLLBAR ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--slate-mid); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--copper); }

/* ── SELECTION ───────────────────────────────────────────── */
::selection { background: rgba(184,115,51,0.3); color: var(--cream); }