/* ─────────────────────────────────────────────────────────────────────────────
   TwinStealth — styles.css
   Editorial dark theme. Hairline rules. Restrained accent.
───────────────────────────────────────────────────────────────────────────── */

:root {
  --ink:           #07090C;
  --ink-2:         #0A0D11;
  --ink-3:         #0E1217;
  --hairline:      rgba(255, 255, 255, 0.07);
  --hairline-2:    rgba(255, 255, 255, 0.12);
  --text:          #ECEFF3;
  --text-2:        #B6BDC6;
  --text-3:        #6B7480;
  --text-4:        #3F4751;
  --accent:        #79D4E8;
  --accent-2:      #A8E8F5;
  --accent-soft:   rgba(121, 212, 232, 0.14);
  --accent-faint:  rgba(121, 212, 232, 0.06);
  --warn:          #E8C879;
  --nav-h:         68px;
  --ease:          cubic-bezier(0.4, 0, 0.2, 1);
  --t:             0.32s var(--ease);
  --t-slow:        0.6s var(--ease);
  --container:     1240px;
  --container-narrow: 880px;
  --gutter:        clamp(20px, 4vw, 40px);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--ink);
  color: var(--text);
  font-family: 'Inter Tight', 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: 'ss01', 'cv11';
  overflow-x: hidden;
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: 0; background: none; }
::selection { background: var(--accent-soft); color: var(--accent-2); }

/* Subtle ambient grid behind everything */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: -1px -1px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 80%);
}

/* ── Typography ──────────────────────────────────────────────────────────── */
.mono {
  font-family: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
  font-feature-settings: 'tnum';
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}
.eyebrow .dash {
  width: 24px;
  height: 1px;
  background: var(--text-4);
  display: inline-block;
}
.eyebrow .index {
  color: var(--accent);
}

h1, h2, h3, h4 {
  font-family: 'Inter Tight', 'Inter', system-ui, sans-serif;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

h1 { font-size: clamp(2.6rem, 6.5vw, 5.8rem); letter-spacing: -0.035em; font-weight: 400; }
h2 { font-size: clamp(1.9rem, 3.6vw, 3rem); letter-spacing: -0.025em; font-weight: 400; }
h3 { font-size: clamp(1.05rem, 1.4vw, 1.2rem); font-weight: 500; letter-spacing: -0.01em; }
h4 { font-size: 0.95rem; font-weight: 500; }

p { color: var(--text-2); line-height: 1.7; }

.text-accent { color: var(--accent); }
.text-muted  { color: var(--text-3); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 1;
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding: clamp(80px, 12vw, 160px) 0; position: relative; }
.section--tight { padding: clamp(56px, 8vw, 96px) 0; }

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: clamp(48px, 6vw, 80px);
  max-width: 760px;
}
.section-head h2 { margin-top: 6px; }
.section-head .lede {
  margin-top: 18px;
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 580px;
}

.rule {
  height: 1px;
  background: var(--hairline);
  border: 0;
  margin: 0;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: 0;
  transition: var(--t);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn .arrow {
  width: 14px; height: 1px;
  background: currentColor;
  position: relative;
  transition: var(--t);
}
.btn .arrow::after {
  content: '';
  position: absolute;
  right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
  transform-origin: top right;
}
.btn:hover .arrow { width: 22px; }

.btn-primary {
  background: var(--accent);
  color: var(--ink);
}
.btn-primary:hover {
  background: var(--accent-2);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--hairline-2);
}
.btn-secondary:hover {
  border-color: var(--text-2);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--hairline);
  padding: 10px 18px;
}
.btn-ghost:hover { color: var(--text); border-color: var(--hairline-2); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-size: 0.86rem;
  letter-spacing: 0.01em;
  transition: var(--t);
}
.link-arrow .arrow {
  width: 14px; height: 1px;
  background: currentColor;
  position: relative;
  transition: var(--t);
}
.link-arrow .arrow::after {
  content: '';
  position: absolute;
  right: 0; top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
  transform-origin: top right;
}
.link-arrow:hover .arrow { width: 22px; }
.link-arrow:hover { color: var(--accent-2); }

/* ── Navbar ──────────────────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background var(--t), backdrop-filter var(--t), border-color var(--t);
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(7, 9, 12, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--hairline);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: clamp(20px, 4vw, 48px);
  height: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo-mark { height: 22px; width: auto; }
.nav-logo-text {
  font-family: 'Inter Tight', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
}
.nav-logo-text span { color: var(--text-3); font-weight: 400; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 8px 14px;
  font-size: 0.84rem;
  color: var(--text-3);
  transition: var(--t);
  position: relative;
}
.nav-links a:hover { color: var(--text); }

.nav-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.nav-login {
  font-size: 0.84rem;
  color: var(--text-2);
  padding: 8px 0;
  transition: var(--t);
}
.nav-login:hover { color: var(--text); }

.nav-cta {
  padding: 9px 18px;
  border: 1px solid var(--hairline-2);
  font-size: 0.82rem;
  color: var(--text);
  transition: var(--t);
}
.nav-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}
.nav-burger span {
  width: 22px;
  height: 1px;
  background: var(--text-2);
  transition: var(--t);
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 50% at 50% 50%, transparent 25%, rgba(7,9,12,0.55) 65%, var(--ink) 100%),
    linear-gradient(to bottom, rgba(7,9,12,0.4) 0%, transparent 30%, transparent 70%, var(--ink) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 60px var(--gutter);
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--hairline);
}
.hero-meta-left, .hero-meta-right {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.hero-meta .live {
  display: inline-flex; align-items: center; gap: 8px; color: var(--accent);
}
.hero-meta .live::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse-dot 2.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.35; transform: scale(0.6); }
}

.hero-headline {
  margin-top: clamp(40px, 8vw, 80px);
  max-width: 1100px;
}
.hero-headline h1 {
  color: var(--text);
}
.word-bold {
  font-weight: 600;
}
.word-bold-accent {
  font-weight: 600;
  color: var(--accent);
}

.hero-bottom {
  margin-top: clamp(48px, 7vw, 80px);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: end;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}
.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-2);
  max-width: 520px;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-self: end;
}

@media (max-width: 760px) {
  .hero-bottom { grid-template-columns: 1fr; align-items: start; }
  .hero-actions { justify-self: start; }
}

/* ── Numbers Strip ───────────────────────────────────────────────────────── */
#metrics {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: var(--ink);
  position: relative;
  z-index: 1;
}
.metrics-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.metric {
  padding: 40px clamp(20px, 3vw, 36px);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.metric:last-child { border-right: 0; }
.metric .index {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-4);
}
.metric .value {
  font-family: 'Inter Tight', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--text);
  font-feature-settings: 'tnum';
  line-height: 1;
}
.metric .value .unit {
  color: var(--text-3);
  font-size: 0.6em;
  margin-left: 6px;
}
.metric .label {
  font-size: 0.84rem;
  color: var(--text-3);
  line-height: 1.5;
}

/* ── Manifesto / Problem ─────────────────────────────────────────────────── */
#manifesto {
  position: relative;
}
.manifesto-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}
.manifesto-side .eyebrow { margin-bottom: 28px; }
.manifesto-side h2 { color: var(--text); max-width: 360px; }

.manifesto-body p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-2);
  margin-bottom: 20px;
  max-width: 560px;
}
.manifesto-body p:first-child {
  font-size: 1.25rem;
  color: var(--text);
  line-height: 1.55;
}
.manifesto-body p strong { color: var(--text); font-weight: 500; }

.manifesto-list {
  margin-top: 48px;
  border-top: 1px solid var(--hairline);
}
.manifesto-list .item {
  display: grid;
  grid-template-columns: 64px 1fr 1.6fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: start;
  transition: var(--t);
}
.manifesto-list .item:hover { background: rgba(255,255,255,0.012); }
.manifesto-list .item .num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  padding-top: 4px;
}
.manifesto-list .item h4 {
  color: var(--text);
  font-size: 1rem;
  font-weight: 500;
}
.manifesto-list .item p {
  color: var(--text-3);
  font-size: 0.92rem;
  line-height: 1.6;
}

@media (max-width: 880px) {
  .manifesto-grid { grid-template-columns: 1fr; }
  .manifesto-list .item { grid-template-columns: 40px 1fr; }
  .manifesto-list .item p { grid-column: 1 / -1; }
}

/* ── Approach (How it works) ─────────────────────────────────────────────── */
#approach {
  background: var(--ink);
  position: relative;
}
#approach::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 70% 30%, var(--accent-faint), transparent 70%);
  pointer-events: none;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  position: relative;
}
.approach-step {
  padding: clamp(36px, 5vw, 56px) clamp(24px, 3vw, 40px);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  transition: var(--t);
}
.approach-step:last-child { border-right: 0; }
.approach-step:hover { background: rgba(255,255,255,0.012); }

.approach-step .pin {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.approach-step .pin .num { color: var(--accent); }
.approach-step .pin .glyph {
  width: 14px; height: 14px;
  border: 1px solid var(--hairline-2);
  border-radius: 50%;
  position: relative;
}
.approach-step .pin .glyph::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.4;
}
.approach-step h3 { color: var(--text); font-size: 1.4rem; font-weight: 400; letter-spacing: -0.02em; }
.approach-step p { color: var(--text-3); font-size: 0.92rem; line-height: 1.65; }
.approach-step .marker {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-top: 24px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-4);
  border-top: 1px solid var(--hairline);
}

@media (max-width: 880px) {
  .approach-grid { grid-template-columns: 1fr; }
  .approach-step { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .approach-step:last-child { border-bottom: 0; }
}

/* ── Capabilities (features) — table-like ───────────────────────────────── */
#capabilities { position: relative; }

.cap-table {
  border-top: 1px solid var(--hairline);
}
.cap-row {
  display: grid;
  grid-template-columns: 100px 1fr 2fr 60px;
  gap: clamp(20px, 3vw, 48px);
  align-items: start;
  padding: clamp(28px, 4vw, 44px) 0;
  border-bottom: 1px solid var(--hairline);
  transition: var(--t);
  position: relative;
}
.cap-row::before {
  content: '';
  position: absolute;
  left: -100vw; right: -100vw;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: var(--t);
}
.cap-row:hover { background: rgba(255,255,255,0.012); }
.cap-row:hover::before { opacity: 0.6; }

.cap-row .cap-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--text-4);
  padding-top: 6px;
}
.cap-row .cap-title h3 {
  color: var(--text);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.cap-row .cap-title .tag {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 10px;
  border: 1px solid var(--hairline-2);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.cap-row .cap-desc p {
  color: var(--text-3);
  font-size: 0.96rem;
  line-height: 1.65;
  max-width: 640px;
}
.cap-row .cap-arrow {
  align-self: center;
  justify-self: end;
  width: 28px; height: 1px;
  background: var(--text-4);
  position: relative;
  transition: var(--t);
}
.cap-row .cap-arrow::after {
  content: '';
  position: absolute;
  right: 0; top: -4px;
  width: 9px; height: 9px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
  transform-origin: top right;
  color: var(--text-4);
  transition: var(--t);
}
.cap-row:hover .cap-arrow { width: 44px; background: var(--accent); }
.cap-row:hover .cap-arrow::after { color: var(--accent); }

@media (max-width: 880px) {
  .cap-row { grid-template-columns: 60px 1fr; }
  .cap-row .cap-desc { grid-column: 1 / -1; }
  .cap-row .cap-arrow { display: none; }
}

/* ── Graph showcase ──────────────────────────────────────────────────────── */
#graph-showcase {
  position: relative;
  overflow: hidden;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
.showcase-text h2 { margin-bottom: 24px; }
.showcase-text p {
  color: var(--text-2);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 460px;
}

.tier-list { display: flex; flex-direction: column; }
.tier-row {
  display: grid;
  grid-template-columns: 40px 80px 1fr;
  align-items: center;
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid var(--hairline);
  font-size: 0.92rem;
  color: var(--text-3);
  transition: var(--t);
}
.tier-row:last-child { border-bottom: 1px solid var(--hairline); }
.tier-row:hover { color: var(--text); }
.tier-row .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-soft);
  justify-self: center;
}
.tier-row.t2 .dot { background: var(--text-2); box-shadow: none; }
.tier-row.t3 .dot { background: transparent; border: 1px solid var(--text-3); }
.tier-row .tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

.showcase-canvas {
  position: relative;
  aspect-ratio: 1.05;
  border: 1px solid var(--hairline);
  background:
    radial-gradient(ellipse 80% 80% at 50% 50%, rgba(121,212,232,0.04), transparent 70%),
    var(--ink-2);
  overflow: hidden;
}
.showcase-canvas::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.showcase-canvas .corner {
  position: absolute;
  width: 12px; height: 12px;
  border: 1px solid var(--text-3);
}
.showcase-canvas .corner.tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.showcase-canvas .corner.tr { top: 12px; right: 12px; border-left: 0; border-bottom: 0; }
.showcase-canvas .corner.bl { bottom: 12px; left: 12px; border-right: 0; border-top: 0; }
.showcase-canvas .corner.br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }
.showcase-canvas .frame-label {
  position: absolute;
  top: 18px; left: 36px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
}
.showcase-canvas .frame-label .accent { color: var(--accent); }
.showcase-canvas canvas { width: 100%; height: 100%; }

@media (max-width: 880px) {
  .showcase-grid { grid-template-columns: 1fr; }
}

/* ── Sectors ─────────────────────────────────────────────────────────────── */
#sectors {
  position: relative;
}
.sectors-list {
  border-top: 1px solid var(--hairline);
}
.sector-row {
  display: grid;
  grid-template-columns: 80px 1fr 2fr 80px;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: center;
  transition: var(--t);
  cursor: default;
}
.sector-row:hover {
  background: rgba(255,255,255,0.014);
}
.sector-row:hover .sector-name { color: var(--text); }
.sector-row:hover .sector-arrow { color: var(--accent); }
.sector-row .sector-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--text-4);
}
.sector-name {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-2);
  letter-spacing: -0.01em;
  transition: var(--t);
}
.sector-detail {
  color: var(--text-3);
  font-size: 0.88rem;
  line-height: 1.5;
}
.sector-arrow {
  justify-self: end;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  color: var(--text-4);
  transition: var(--t);
}

@media (max-width: 760px) {
  .sector-row { grid-template-columns: 60px 1fr; }
  .sector-detail { grid-column: 1 / -1; padding-left: 84px; }
  .sector-arrow { display: none; }
}

/* ── Compliance ──────────────────────────────────────────────────────────── */
#compliance {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: clamp(56px, 8vw, 88px) 0;
  background: var(--ink);
}
.compliance-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
.compliance-grid h2 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
}
.compliance-grid p { max-width: 460px; }
.framework-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.framework {
  padding: 22px 20px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--t);
}
.framework:hover { background: rgba(255,255,255,0.014); }
.framework .code {
  font-family: 'Inter Tight', sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
}
.framework .desc {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

@media (max-width: 880px) {
  .compliance-grid { grid-template-columns: 1fr; }
  .framework-list { grid-template-columns: repeat(2, 1fr); }
}

/* ── CTA ─────────────────────────────────────────────────────────────────── */
#cta {
  position: relative;
  overflow: hidden;
}
#cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, var(--accent-faint), transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  border-top: 1px solid var(--hairline);
  padding-top: clamp(56px, 8vw, 96px);
}
.cta-headline { max-width: 720px; }
.cta-headline h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.cta-headline h2 .em {
  color: var(--accent);
  font-weight: 600;
}
.cta-headline p {
  margin-top: 20px;
  color: var(--text-2);
  font-size: 1.05rem;
  max-width: 540px;
}

.cta-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0;
  max-width: 560px;
  margin-top: 12px;
  border: 1px solid var(--hairline-2);
  transition: var(--t);
}
.cta-form:focus-within { border-color: var(--accent); }
.cta-input {
  padding: 18px 20px;
  background: transparent;
  border: 0;
  color: var(--text);
  font-family: inherit;
  font-size: 0.96rem;
  outline: none;
  width: 100%;
}
.cta-input::placeholder { color: var(--text-4); }
.cta-form button {
  padding: 0 26px;
  background: var(--accent);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: var(--t);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.cta-form button:hover { background: var(--accent-2); }

.cta-fineprint {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-top: 14px;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--hairline);
  padding: 48px 0 32px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
.footer-brand { max-width: 280px; }
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand-logo img { height: 22px; }
.footer-brand-logo span {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.footer-brand-logo span em { color: var(--text-3); font-style: normal; font-weight: 400; }
.footer-brand p {
  font-size: 0.86rem;
  color: var(--text-3);
  line-height: 1.6;
}
.footer-col h5 {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: 20px;
  font-weight: 500;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-2);
  transition: var(--t);
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  flex-wrap: wrap;
  gap: 16px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-4);
}
.footer-socials { display: flex; gap: 24px; }
.footer-socials a { transition: var(--t); }
.footer-socials a:hover { color: var(--accent); }

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

/* ── Reveal ──────────────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d-1 { transition-delay: 0.08s; }
.reveal-d-2 { transition-delay: 0.16s; }
.reveal-d-3 { transition-delay: 0.24s; }
.reveal-d-4 { transition-delay: 0.32s; }
.reveal-d-5 { transition-delay: 0.40s; }

/* ── Mobile / responsive ─────────────────────────────────────────────────── */
@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .nav-actions .nav-login { display: none; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(7, 9, 12, 0.97);
    backdrop-filter: blur(20px);
    padding: 20px var(--gutter) 32px;
    gap: 4px;
    border-bottom: 1px solid var(--hairline);
  }
  .nav-links.open a { padding: 14px 0; font-size: 1rem; color: var(--text); }

  .metrics-inner { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(1), .metric:nth-child(2) { border-bottom: 1px solid var(--hairline); }
}

@media (max-width: 560px) {
  .metrics-inner { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .metric:last-child { border-bottom: 0; }
}

/* ── Stub / inner page ───────────────────────────────────────────────────── */
.page-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 80px;
}
.page-hero h1 { margin-top: 12px; }
.page-hero p { margin-top: 24px; max-width: 560px; }
.page-body p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-2);
  margin-bottom: 20px;
  max-width: 640px;
}
.page-body p strong { color: var(--text); font-weight: 500; }

/* sr-only utility */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}