/* ═══════════════════════════════════════════════════════════════
   SENEX GLOBAL — senex.css
   Design system for senexglobal.com
   Sections: Tokens · Reset · Scrollbar · Typography · Buttons
             Nav · Ticker · Hero · Terminal · Clients · Goldman
             Tiers · Services Grid · Phase Grid · Case Studies
             CTA Band · Quote · Form · Footer · Responsive
   ═══════════════════════════════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  --bg:        #0c0c0f;
  --surface:   #111115;
  --surface2:  #18181c;
  --border:    #222228;
  --border2:   #2c2c34;
  --text:      #f4f4f5;
  --muted:     #71717a;
  --faint:     #3f3f46;
  --amber:     #f59e0b;
  --green:     #4ade80;
  --red:       #f87171;
  --blue:      #3b82f6;
  --blue-dim:  rgba(59,130,246,0.12);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }

/* ── TYPOGRAPHY ── */
.mono { font-family: 'JetBrains Mono', 'Courier New', monospace; }

h1 {
  font-size: 48px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}
h1 em { color: var(--muted); font-style: normal; }

h2 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 16px;
}
h2 em { color: var(--muted); font-style: normal; }

h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 10px;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  background: var(--blue);
  color: #fff;
  padding: 10px 22px;
  border-radius: 6px;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: opacity 0.15s;
  border: none;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}
.btn-primary:hover { opacity: 0.88; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}
.btn-ghost:hover { color: var(--text); }
.btn-ghost svg { width: 14px; height: 14px; }

.btn-outline {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  background: transparent;
  color: var(--blue);
  padding: 9px 20px;
  border-radius: 6px;
  border: 1px solid var(--blue);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
}
.btn-outline:hover {
  background: var(--blue-dim);
  color: var(--blue);
}

/* ── SECTION SCAFFOLDING ── */
section { border-top: 1px solid var(--border); }

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.section-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-sub {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 56px;
}

/* ── NAV ── */
nav:not(.app-sidebar) {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 52px;
  background: rgba(12,12,15,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 40px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
}

.nav-logo-mark {
  width: 24px;
  height: 24px;
  border: 1.5px solid var(--border2);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-logo-mark span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--amber);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links > li { position: relative; }

.nav-links a {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--text); }

/* Services dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 16px);
  left: -16px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 8px;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
  z-index: 200;
}

.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -6px; left: 20px;
  width: 10px; height: 10px;
  background: var(--surface);
  border-left: 1px solid var(--border2);
  border-top: 1px solid var(--border2);
  transform: rotate(45deg);
}

.nav-links > li:hover .nav-dropdown,
.nav-links > li.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 7px 12px;
  border-radius: 5px;
  font-size: 13px;
  color: var(--muted);
  transition: background 0.1s, color 0.1s;
}
.nav-dropdown a:hover {
  background: var(--surface2);
  color: var(--text);
}

.nav-services-toggle {
  cursor: default;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-services-toggle svg {
  width: 10px;
  height: 10px;
  transition: transform 0.15s;
}

.nav-links > li:hover .nav-services-toggle svg {
  transform: rotate(180deg);
}

.nav-cta {
  font-size: 12px;
  font-weight: 500;
  background: var(--blue);
  color: #fff;
  padding: 7px 16px;
  border-radius: 5px;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: opacity 0.15s;
}
.nav-cta:hover { opacity: 0.88; }

/* Mobile nav toggle */
.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
}

/* ── TICKER ── */
/* NOTE: Ticker values are static — refresh at deploy time */
.ticker-wrap {
  margin-top: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  height: 32px;
}

.ticker-track {
  display: flex;
  align-items: center;
  height: 32px;
  animation: ticker 32s linear infinite;
  white-space: nowrap;
}

@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  border-right: 1px solid var(--border);
  height: 32px;
}

.ticker-label { color: var(--faint); font-size: 10px; }
.ticker-val   { color: var(--text); font-weight: 500; }
.tick-up      { color: var(--green); }
.tick-down    { color: var(--red); }

.ticker-week {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0 20px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  font-family: 'JetBrains Mono', monospace;
  border-right: 1px solid var(--border);
  height: 32px;
}

.week-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--amber);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── HERO (2-col, homepage) ── */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 20px; height: 1px;
  background: var(--blue);
}

.hero-sub {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: 36px;
}

.hero-actions { display: flex; align-items: center; gap: 12px; }

/* ── HERO (1-col, service pages) ── */
.hero-service {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 40px 80px;
  max-width: 760px;
}

.hero-service h1 { font-size: 44px; }

.hero-service .hero-sub {
  max-width: 100%;
  font-size: 17px;
}

/* ── TERMINAL WIDGET ── */
.terminal {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
}

.terminal-bar {
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-dots { display: flex; gap: 6px; }

.terminal-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.dot-red    { background: #3f2020; }
.dot-yellow { background: #3f3020; }
.dot-green  { background: #1f3f25; }

.terminal-title {
  font-size: 10px;
  color: var(--faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.terminal-badge {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.08em;
  background: rgba(245,158,11,0.1);
  color: var(--amber);
  border: 1px solid rgba(245,158,11,0.2);
  padding: 2px 7px;
  border-radius: 3px;
}

.terminal-body { padding: 16px; }

.t-section-label {
  font-size: 9px;
  color: var(--faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.t-row {
  display: grid;
  grid-template-columns: 140px 60px 70px 1fr;
  align-items: center;
  padding: 5px 0;
  border-bottom: 1px solid rgba(34,34,40,0.6);
  font-size: 11px;
}
.t-row:last-child { border-bottom: none; }

.t-id     { color: var(--faint); font-size: 10px; }
.t-val    { color: var(--text); font-weight: 500; }
.t-change { font-size: 11px; }
.t-note   { color: var(--faint); font-size: 9px; }

.t-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}

.t-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 11px;
}

.t-status-label { color: var(--faint); }

.status-pill {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
}
.pill-yellow { background: rgba(245,158,11,0.12); color: var(--amber); border: 1px solid rgba(245,158,11,0.2); }
.pill-green  { background: rgba(74,222,128,0.1);  color: var(--green); border: 1px solid rgba(74,222,128,0.2); }
.pill-red    { background: rgba(248,113,113,0.1); color: var(--red);   border: 1px solid rgba(248,113,113,0.2); }

/* ── CLIENTS ── */
.clients { border-top: 1px solid var(--border); }

.clients-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 40px;
}

.clients-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  text-align: center;
  margin-bottom: 28px;
}

.clients-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.client-logo {
  padding: 12px 28px;
  border-right: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
  transition: color 0.2s;
}
.client-logo:last-child { border-right: none; }
.client-logo:hover { color: var(--muted); }

/* ── GOLDMAN SACHS / MARKET INTELLIGENCE DESK ── */
.goldman-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.goldman-copy p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.goldman-copy p:last-child { margin-bottom: 0; }

.goldman-pull {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 36px 32px;
  position: relative;
}

.goldman-pull::before {
  content: '"';
  font-size: 64px;
  color: var(--border2);
  line-height: 1;
  font-family: Georgia, serif;
  position: absolute;
  top: 20px; left: 28px;
}

.goldman-pull blockquote {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-top: 32px;
  margin-bottom: 20px;
}

.goldman-pull .pull-attr {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}

/* ── TWO TIERS ── */
.tier-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 48px;
}

.tier-card {
  background: var(--surface);
  padding: 36px 32px;
}

.tier-card:hover { background: var(--surface2); }

.tier-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
}

.tier-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.tier-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.tier-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tier-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.tier-list li::before {
  content: '→';
  color: var(--blue);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── SERVICES GRID ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

/* svc-card is an <a> tag — all cards are clickable */
.svc-card {
  display: block;
  background: var(--surface);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
  position: relative;
}
.svc-card:hover { background: var(--surface2); }

.svc-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--faint);
  margin-bottom: 14px;
}

.svc-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.svc-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.svc-link {
  font-size: 12px;
  color: var(--blue);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── PHASE GRID (service pages: Discovery / Analysis / Deliverables) ── */
.phase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.phase-step { display: flex; flex-direction: column; }

.phase-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--blue);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.phase-num::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.phase-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.phase-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

.phase-list {
  list-style: none;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.phase-list li {
  font-size: 12px;
  color: var(--faint);
  display: flex;
  align-items: flex-start;
  gap: 6px;
}
.phase-list li::before {
  content: '·';
  color: var(--blue);
  flex-shrink: 0;
}

/* ── DATA CALLOUT (service pages) ── */
.data-callout {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 32px;
  margin-top: 0;
}

.data-callout-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.data-series-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.data-series {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.data-series-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--blue);
}

.data-series-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}

.data-series-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

/* ── CASE STUDY CARDS ── */
.case-study-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 0;
}

.case-study-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 28px;
  transition: border-color 0.15s;
}
.case-study-card:hover { border-color: var(--blue); }

.case-company {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text);
  font-weight: 500;
  margin-bottom: 4px;
}

.case-service-label {
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.case-headline {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  line-height: 1.35;
}

.case-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* ── RELATED SERVICES STRIP ── */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.related-card {
  display: block;
  background: var(--surface);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.related-card:hover { background: var(--surface2); }

.related-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.related-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 10px;
}

.related-link {
  font-size: 11px;
  color: var(--blue);
}

/* ── CTA BAND (service pages + About) ── */
.cta-band {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.cta-band-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.cta-band-copy h2 {
  font-size: 28px;
  margin-bottom: 10px;
}

.cta-band-copy p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
  max-width: 480px;
}

.cta-band-actions {
  flex-shrink: 0;
}

/* ── QUOTE SECTION ── */
.quote-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.quote-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 40px;
  text-align: center;
}

.quote-mark {
  font-size: 48px;
  color: var(--border2);
  line-height: 1;
  margin-bottom: 8px;
  font-family: Georgia, serif;
}

blockquote {
  font-size: 20px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}

.quote-attr {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.quote-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--surface2);
  border: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.quote-name  { font-size: 13px; font-weight: 500; color: var(--text); }
.quote-title { font-size: 12px; color: var(--muted); }

/* ── FORM ── */
.cta-section { background: var(--bg); }

.cta-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.cta-form {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 28px;
}

.form-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.form-sub {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.form-field label {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}

.form-field textarea {
  resize: vertical;
  min-height: 80px;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: var(--blue); }

.form-field input::placeholder { color: var(--faint); }
.form-field textarea::placeholder { color: var(--faint); }
.form-field select option { background: var(--surface2); }

.form-submit {
  width: 100%;
  margin-top: 6px;
  padding: 10px;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: opacity 0.15s;
}
.form-submit:hover { opacity: 0.88; }

/* Condensed form (homepage) */
.cta-checklist {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cta-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}

.cta-check-item .check { color: var(--green); }

/* ── ABOUT PAGE ── */
.about-hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-bio-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 32px;
}

.about-bio-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--surface2);
  border: 1px solid var(--border2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 20px;
}

.about-bio-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.about-bio-title {
  font-size: 13px;
  color: var(--blue);
  margin-bottom: 20px;
}

.about-bio-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 12px;
}
.about-bio-card p:last-child { margin-bottom: 0; }

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.philosophy-card {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 8px;
  padding: 24px;
}

.philosophy-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  color: var(--blue);
  margin-bottom: 12px;
}

.philosophy-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.philosophy-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* ── CONTACT PAGE ── */
.contact-hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 40px 60px;
}

.contact-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 96px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-info p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 32px;
}

.contact-detail-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--faint);
}

.contact-detail-val {
  font-size: 14px;
  color: var(--text);
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 40px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 40px;
}

.footer-brand { display: flex; flex-direction: column; gap: 4px; }

.footer-logo {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-tagline {
  font-size: 11px;
  color: var(--faint);
}

.footer-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.footer-links a {
  font-size: 12px;
  color: var(--faint);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--muted); }

.footer-copy {
  font-size: 11px;
  color: var(--faint);
}

/* ── UTILITY ── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--green);
  background: rgba(74,222,128,0.07);
  border: 1px solid rgba(74,222,128,0.15);
  padding: 3px 8px;
  border-radius: 4px;
}

.chip-blue {
  color: var(--blue);
  background: var(--blue-dim);
  border-color: rgba(59,130,246,0.2);
}

/* ── CHARTS ── */

.chart-container {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 10px;
  overflow: hidden;
}

.chart-header {
  padding: 14px 18px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.chart-series-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 4px;
}

.chart-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.chart-badge {
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
  margin-top: 2px;
}

.chart-badge-blue   { background: var(--blue-dim); color: var(--blue);  border: 1px solid rgba(59,130,246,0.25); }
.chart-badge-amber  { background: rgba(245,158,11,0.1); color: var(--amber); border: 1px solid rgba(245,158,11,0.2); }
.chart-badge-green  { background: rgba(74,222,128,0.07); color: var(--green); border: 1px solid rgba(74,222,128,0.2); }
.chart-badge-red    { background: rgba(248,113,113,0.08); color: var(--red); border: 1px solid rgba(248,113,113,0.2); }

.chart-body {
  padding: 16px 18px 12px;
}

.chart-canvas-wrap {
  position: relative;
  height: 220px;
}

.chart-canvas-wrap-tall {
  position: relative;
  height: 280px;
}

.chart-narrative {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  background: rgba(59,130,246,0.025);
}

.chart-narrative-text {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 8px;
}

.chart-narrative-text strong { color: var(--text); }

.chart-annotation {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--blue);
  background: var(--blue-dim);
  border: 1px solid rgba(59,130,246,0.2);
  padding: 2px 8px;
  border-radius: 3px;
  margin-top: 4px;
}

.chart-annotation-amber {
  color: var(--amber);
  background: rgba(245,158,11,0.08);
  border-color: rgba(245,158,11,0.2);
}

/* Grid layouts for charts */
.charts-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Prevent grid children from overflowing their column */
.charts-grid-2 > *,
.signal-layout > * {
  min-width: 0;
}

/* Signal analysis page specific */
.signal-section {
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.signal-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 72px 40px;
}

.signal-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: start;
}

.signal-layout-wide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: 900px;
}

.signal-copy h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 12px;
}

.signal-copy h3 em { color: var(--muted); font-style: normal; }

.signal-copy p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.signal-copy p:last-child { margin-bottom: 0; }

.signal-copy .implication {
  margin-top: 20px;
  padding: 14px 16px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--blue);
  border-radius: 0 6px 6px 0;
}

.signal-copy .implication-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}

.signal-copy .implication p {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  h1 { font-size: 36px; }
  h2 { font-size: 26px; }

  .hero,
  .about-hero,
  .goldman-grid,
  .cta-inner { grid-template-columns: 1fr; gap: 40px; }

  .hero { padding: 64px 24px 48px; }
  .hero-sub { max-width: 100%; }

  .tier-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .phase-grid { grid-template-columns: 1fr; gap: 24px; }
  .data-series-grid { grid-template-columns: 1fr; }
  .charts-grid-2 { grid-template-columns: 1fr; }
  .signal-layout { grid-template-columns: 1fr; gap: 32px; }
  .signal-inner { padding: 48px 24px; }
  .case-study-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .cta-band-inner { flex-direction: column; align-items: flex-start; gap: 24px; }

  .footer-inner { grid-template-columns: 1fr; gap: 20px; }

  .section-inner { padding: 60px 24px; }
  .clients-inner { padding: 40px 24px; }

  nav:not(.app-sidebar) { padding: 0 24px; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 52px; left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
    gap: 12px;
  }

  .nav-mobile-toggle { display: block; }
  .nav-dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; border-radius: 0; padding: 0 0 0 12px; }
  .nav-dropdown::before { display: none; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  h1 { font-size: 30px; }
  .clients-row { gap: 0; justify-content: flex-start; overflow-x: auto; }
  .client-logo { flex-shrink: 0; }
  .cta-inner { padding: 48px 24px; }
  .form-row { grid-template-columns: 1fr; }
}