@import url('https://fonts.googleapis.com/css2?family=Geist:wght@100..900&family=Geist+Mono:wght@100..900&display=swap');

/* ============================================================
   LeanRouter — light default / dark toggle
   ============================================================ */

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

/* ── LIGHT (default — Vercel-inspired) ──────────────────── */
:root {
  --bg:          #ffffff;
  --bg-1:        #fafafa;
  --bg-2:        #f2f2f2;
  --bg-3:        #ebebeb;
  --border:      #eaeaea;
  --border-hi:   #d4d4d4;
  --text:        #111111;
  --text-dim:    #666666;
  --text-muted:  #999999;
  --green:       #067a4f;
  --green-bg:    rgba(6,122,79,.08);
  --green-border:rgba(6,122,79,.2);
  --red:         #c0392b;
  --red-bg:      rgba(192,57,43,.07);
  --yellow:      #92610a;
  --accent:      #0070f3;
  --accent-bg:   rgba(0,112,243,.07);
  --accent-border:rgba(0,112,243,.2);
  --shadow-sm:   0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:   0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.1),  0 2px 8px rgba(0,0,0,.05);
  --sans:        'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:        'Geist Mono', 'SF Mono', ui-monospace, monospace;
  --radius:      10px;
  --radius-lg:   14px;
  --logo-filter: none;
  --logo-filter-invert: brightness(0) invert(1);
}

/* ── DARK override ──────────────────────────────────────── */
[data-theme="dark"] {
  --bg:          #000000;
  --bg-1:        #080808;
  --bg-2:        #111111;
  --bg-3:        #161616;
  --border:      #1c1c1c;
  --border-hi:   #2e2e2e;
  --text:        #f0f0f0;
  --text-dim:    rgba(240,240,240,.52);
  --text-muted:  rgba(240,240,240,.3);
  --green:       #4ade80;
  --green-bg:    rgba(74,222,128,.08);
  --green-border:rgba(74,222,128,.22);
  --red:         #f87171;
  --red-bg:      rgba(248,113,113,.08);
  --yellow:      #fbbf24;
  --accent:      #818cf8;
  --accent-bg:   rgba(129,140,248,.08);
  --accent-border:rgba(129,140,248,.25);
  --shadow-sm:   none;
  --shadow-md:   none;
  --shadow-lg:   0 0 0 1px rgba(129,140,248,.06), 0 24px 60px rgba(0,0,0,.5);
  --logo-filter: brightness(0) invert(1);
  --logo-filter-invert: none;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background .25s, color .25s;
}

/* ── UTILITIES ─────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
section { padding: 100px 24px; }

.section-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}
h2 {
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -.03em;
}
h3 { font-size: 16px; font-weight: 600; line-height: 1.3; }
p { color: var(--text-dim); font-size: 15px; line-height: 1.75; }
strong { color: var(--text); font-weight: 600; }

/* reveal */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }
.reveal.d5 { transition-delay: .40s; }

/* bordered grid */
.grid-cards {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.grid-card {
  background: var(--bg);
  padding: 28px 24px;
  transition: background .2s;
}
[data-theme="dark"] .grid-card { background: var(--bg-1); }

/* ── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--sans);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all .18s ease;
}
.btn-primary {
  padding: 10px 20px;
  background: var(--text);
  color: var(--bg);
}
.btn-primary:hover { opacity: .85; transform: translateY(-1px); }
.btn-outline {
  padding: 10px 20px;
  border: 1px solid var(--border-hi);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover { background: var(--bg-2); border-color: var(--text-muted); }
.btn-ghost {
  padding: 7px 14px;
  color: var(--text-dim);
  background: transparent;
}
.btn-ghost:hover { color: var(--text); background: var(--bg-2); }
.btn-sm { padding: 7px 14px; font-size: 13px; }

/* theme toggle */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-1);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, border-color .2s;
  flex-shrink: 0;
}
.theme-toggle:hover { background: var(--bg-2); }
.theme-toggle svg { width: 15px; height: 15px; }
.icon-sun { display: block; }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

/* ── NAV ───────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(24px);
  border-color: var(--border);
}
[data-theme="dark"] nav.scrolled {
  background: rgba(0,0,0,.85);
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 58px;
  display: flex;
  align-items: center;
}
.nav-logo { display: flex; align-items: center; }
.nav-logo img { height: 26px; filter: var(--logo-filter); transition: filter .25s; }
.nav-links {
  display: flex;
  gap: 4px;
  margin-left: 24px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 6px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--text); background: var(--bg-2); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

/* ── HERO ──────────────────────────────────────────────── */
#hero {
  min-height: 68vh;
  padding: 34px 24px 72px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: 35%; left: 50%;
  width: 720px; height: 720px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0,112,243,.07) 0%, rgba(0,112,243,.02) 45%, transparent 70%);
  animation: heroGlow 8s ease-in-out infinite;
  pointer-events: none;
}
[data-theme="dark"] .hero-glow {
  background: radial-gradient(circle, rgba(129,140,248,.13) 0%, rgba(129,140,248,.04) 45%, transparent 70%);
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 40%, transparent 80%);
  pointer-events: none;
}
[data-theme="dark"] .hero-grid-bg {
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
}
@keyframes heroGlow {
  0%,100% { opacity:1; transform:translate(-50%,-50%) scale(1); }
  50%      { opacity:.6; transform:translate(-50%,-50%) scale(1.15); }
}
.hero-inner {
  max-width: 1160px; margin: 0 auto; width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative; z-index: 1;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 12px;
  font-family: var(--mono);
  color: var(--text-dim);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #22c55e;
  animation: blink 2.5s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.25} }
.hero-title {
  font-size: clamp(40px, 5.5vw, 68px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -.04em;
  margin-bottom: 22px;
  color: var(--text);
}
.hero-title .dim { color: var(--text-muted); }
.hero-sub {
  font-size: 17px;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 440px;
}
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* routing card */
.routing-vis {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: rvisFloat 4.8s ease-in-out infinite;
}
@keyframes rvisFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.rvis-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-1);
  display: flex; align-items: center; gap: 10px;
  position: relative;
  z-index: 1;
}
.rvis-dots { display: flex; gap: 5px; }
.rvis-dot { width: 9px; height: 9px; border-radius: 50%; }
.rvis-dot:nth-child(1) { background: #ff5f57; }
.rvis-dot:nth-child(2) { background: #febc2e; }
.rvis-dot:nth-child(3) { background: #28c840; animation: statusPulse 1.1s ease-in-out infinite; }
.rvis-title { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-left: 6px; letter-spacing: .06em; }
.rvis-live {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.rvis-live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34,197,94,.45);
  animation: liveRing 1.15s ease-out infinite;
}
@keyframes statusPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(.72); opacity: .55; }
}
@keyframes liveRing {
  0% { box-shadow: 0 0 0 0 rgba(34,197,94,.45); }
  100% { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
}
.rvis-body { padding: 18px; display: flex; flex-direction: column; gap: 12px; position: relative; z-index: 1; }
.rvis-request {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  position: relative;
  overflow: hidden;
  transition: transform .22s ease, border-color .22s ease, background .22s ease;
}
.rvis-request-scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(6,122,79,.12) 42%, rgba(0,112,243,.12) 50%, transparent 62%);
  transform: translateX(-110%);
  animation: requestScan 1.55s ease-in-out infinite;
  pointer-events: none;
}
[data-theme="dark"] .rvis-request-scan {
  background: linear-gradient(90deg, transparent 0%, rgba(74,222,128,.12) 42%, rgba(129,140,248,.16) 50%, transparent 62%);
}
.rvis-body.is-updating .rvis-request {
  transform: translateY(-2px);
  border-color: var(--accent-border);
  background: color-mix(in oklab, var(--bg-1) 88%, var(--accent) 12%);
}
@keyframes requestScan {
  0% { transform: translateX(-110%); opacity: 0; }
  12%, 72% { opacity: 1; }
  100% { transform: translateX(110%); opacity: 0; }
}
.rvis-req-label { font-family: var(--mono); font-size: 10px; color: var(--text-muted); margin-bottom: 6px; letter-spacing: .1em; text-transform: uppercase; }
.rvis-req-text { font-family: var(--mono); font-size: 13px; color: var(--text); }
.rvis-req-meta { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-top: 5px; }
.rvis-req-label, .rvis-req-text, .rvis-req-meta { position: relative; z-index: 1; }
.rvis-flow {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 2px 3px;
}
.flow-node {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  animation: flowNode 1.8s ease-in-out infinite;
}
.flow-node:nth-child(3) { animation-delay: .32s; }
.flow-node:nth-child(5) { animation-delay: .64s; }
.flow-line {
  position: relative;
  height: 1px;
  overflow: hidden;
  background: var(--border);
}
.flow-line span {
  display: block;
  width: 48%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), var(--green));
  transform: translateX(-120%);
  animation: flowPacket 1.15s ease-in-out infinite;
}
.flow-line:nth-child(4) span { animation-delay: .34s; }
@keyframes flowNode {
  0%, 100% { color: var(--text-muted); }
  35%, 55% { color: var(--text); }
}
@keyframes flowPacket {
  0% { transform: translateX(-120%); opacity: 0; }
  15%, 75% { opacity: 1; }
  100% { transform: translateX(220%); opacity: 0; }
}
.rvis-paths { display: flex; flex-direction: column; gap: 6px; }
.rvis-path {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 13px;
  border-radius: 8px;
  border: 1px solid var(--border);
  transition: transform .28s ease, opacity .28s ease, border-color .28s ease, background .28s ease, box-shadow .28s ease;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.rvis-path.selected {
  border-color: var(--accent-border);
  background: var(--accent-bg);
  transform: translateX(3px);
  box-shadow: inset 3px 0 0 var(--accent);
}
[data-theme="dark"] .rvis-path.selected {
  border-color: rgba(129,140,248,.45);
  background: rgba(129,140,248,.07);
}
.rvis-path.dimmed { opacity: .42; }
.rvis-path.just-selected { animation: routeSelect .62s ease; }
.path-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--green));
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0;
}
.rvis-path.selected .path-meter {
  animation: pathMeter 1.35s ease-in-out infinite;
}
@keyframes routeSelect {
  0% { transform: translateX(0) scale(.99); }
  42% { transform: translateX(6px) scale(1.015); }
  100% { transform: translateX(3px) scale(1); }
}
@keyframes pathMeter {
  0% { transform: scaleX(0); opacity: 0; }
  20%, 75% { opacity: 1; }
  100% { transform: scaleX(1); opacity: 0; }
}
.path-indicator { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.pi-green  { background: #22c55e; }
.pi-yellow { background: #f59e0b; }
.pi-red    { background: #ef4444; }
.rvis-path.selected .path-indicator {
  animation: indicatorPulse .85s ease-in-out infinite;
  box-shadow: 0 0 0 6px rgba(34,197,94,.08);
}
.rvis-path.selected .pi-yellow { box-shadow: 0 0 0 6px rgba(245,158,11,.1); }
.rvis-path.selected .pi-red { box-shadow: 0 0 0 6px rgba(239,68,68,.1); }
@keyframes indicatorPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.38); }
}
.path-model { font-size: 13px; font-weight: 500; flex: 1; color: var(--text); }
.path-cost { font-family: var(--mono); font-size: 12px; color: var(--text-muted); }
.path-sel {
  font-family: var(--mono); font-size: 10px;
  padding: 2px 8px; border-radius: 4px;
  background: var(--green-bg);
  border: 1px solid var(--green-border);
  color: var(--green);
  opacity: 0; transition: opacity .4s ease;
}
.rvis-path.selected .path-sel { opacity: 1; }
.rvis-saving {
  margin-top: 4px; padding: 10px 14px;
  background: var(--green-bg);
  border: 1px solid var(--green-border);
  border-radius: 8px;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 12px; color: var(--text-muted);
  transition: background .4s ease, border-color .4s ease;
  position: relative;
  overflow: hidden;
}
.rvis-saving::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
  transform: translateX(-110%);
  animation: savingSweep 1.7s ease-in-out infinite;
  pointer-events: none;
}
[data-theme="dark"] .rvis-saving::after {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
}
@keyframes savingSweep {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(110%); }
}
.rvis-saving.saving-danger {
  background: rgba(192,57,43,.07);
  border-color: rgba(192,57,43,.25);
}
[data-theme="dark"] .rvis-saving.saving-danger {
  background: rgba(248,113,113,.08);
  border-color: rgba(248,113,113,.25);
}
.rvis-saving.saving-danger .saving-val { color: var(--red); }
.saving-val { font-size: 20px; font-weight: 700; font-family: var(--sans); color: var(--green); letter-spacing: 0; transition: color .28s ease; animation: valueBreathe 1.25s ease-in-out infinite; position: relative; z-index: 1; }
.rvis-saving span:first-child { position: relative; z-index: 1; }
@keyframes valueBreathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
  .routing-vis,
  .rvis-dot:nth-child(3),
  .rvis-live::before,
  .rvis-request-scan,
  .flow-node,
  .flow-line span,
  .rvis-path.just-selected,
  .rvis-path.selected .path-meter,
  .rvis-path.selected .path-indicator,
  .rvis-saving::after,
  .saving-val,
  .how-live-panel::before,
  .how-live-head strong,
  .how-pipeline-node,
  .how-pipeline-line span,
  .how-decision-meter span,
  .how-step,
  .how-step::after {
    animation: none;
  }
  .routing-vis,
  .rvis-path.selected,
  .rvis-body.is-updating .rvis-request,
  .how-decision-meter span {
    transform: none;
  }
  .compute-meter-track span {
    animation: none;
    transform: scaleX(1);
    opacity: 1;
  }
}

/* ── LOGOS ─────────────────────────────────────────────── */
.logos-banner {
  padding: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-1);
}
.logos-banner-top { margin-top: 58px; }
.logos-wrap { padding: 25px 0 18px; }
.logos-label { text-align: center; font-family: var(--sans); font-size: 20.5px; font-weight: 500; color: #999999; letter-spacing: 0; margin-bottom: 21px; }
.logos-track-outer {
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
}
.logos-track {
  display: flex; gap: 48px;
  width: max-content;
  animation: marquee 22s linear infinite;
  align-items: center; padding-bottom: 4px;
}
.logos-track img {
  height: 20px;
  filter: brightness(0);
  opacity: .35;
  transition: opacity .2s;
}
[data-theme="dark"] .logos-track img { filter: brightness(0) invert(1); }
.logos-track img:hover { opacity: .7; }
@keyframes marquee { from { transform: translateX(0) } to { transform: translateX(-50%) } }

/* ── COMPUTE BANNER ───────────────────────────────────── */
.compute-banner {
  padding: 24px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(90deg, color-mix(in oklab, var(--green-bg) 70%, transparent), transparent 46%),
    var(--bg);
}
.compute-banner-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, .8fr) 1.2fr;
  gap: 28px;
  align-items: center;
}
.compute-copy p {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--green);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.compute-copy h2 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(26px, 3.3vw, 38px);
  line-height: 1;
  letter-spacing: -.03em;
}
.compute-meters {
  display: grid;
  gap: 9px;
}
.compute-meter {
  display: grid;
  gap: 8px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in oklab, var(--bg-1) 88%, var(--green-bg) 12%);
}
.compute-meter-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 12px;
  line-height: 1.25;
}
.compute-meter-head span {
  color: var(--text-dim);
}
.compute-meter-head strong {
  color: var(--text);
  font-weight: 500;
  text-align: right;
}
.compute-meter-track {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--bg-3);
}
.compute-meter-track span {
  display: block;
  width: var(--meter);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--accent));
  transform: scaleX(.68);
  transform-origin: left;
  animation: computeMeterPulse 2.2s ease-in-out infinite;
  animation-delay: var(--meter-delay);
}
@keyframes computeMeterPulse {
  0%, 100% { transform: scaleX(.68); opacity: .62; }
  48%, 62% { transform: scaleX(1); opacity: 1; }
}

/* ── PROBLEM ───────────────────────────────────────────── */
#problem { background: var(--bg); }
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1160px; margin: 0 auto; }
.problem-img { width: 100%; max-width: 400px; border-radius: 12px; box-shadow: var(--shadow-md); }
.problem-text p + p { margin-top: 14px; }

/* ── SOLUTION ──────────────────────────────────────────── */
#solution,
#product { background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.solution-head { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.solution-head p { margin-top: 16px; }
.sol-steps { grid-template-columns: repeat(3, 1fr); }
.sol-step-num { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-bottom: 14px; }
.sol-step-title { font-size: 15px; font-weight: 600; margin-bottom: 10px; }
.sol-step-copy { font-size: 13px; color: var(--text-dim); line-height: 1.6; }
.sol-tags { display: flex; flex-direction: column; gap: 5px; margin-top: 12px; }
.sol-tag {
  font-family: var(--mono); font-size: 12px; color: var(--text-dim);
  padding: 4px 10px; background: var(--bg-2); border-radius: 5px;
  display: inline-block; border: 1px solid var(--border);
  transition: background .3s ease, border-color .3s ease, color .3s ease;
}
.sol-tag.lit-accent { background: var(--accent-bg);           border-color: var(--accent-border);         color: var(--accent); }
.sol-tag.lit-yellow { background: rgba(254,249,195,.75);      border-color: rgba(202,138,4,.35);          color: #92400e; }
.sol-tag.lit-green  { background: rgba(220,252,231,.75);      border-color: rgba(22,163,74,.35);          color: #15803d; }
[data-theme="dark"] .sol-tag.lit-yellow { background: rgba(251,191,36,.1);  border-color: rgba(251,191,36,.3); color: var(--yellow); }
[data-theme="dark"] .sol-tag.lit-green  { background: var(--green-bg);      border-color: var(--green-border); color: var(--green); }
.sol-footer { text-align: center; margin-top: 20px; }
.sol-footer-card {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -.01em;
}

/* ── SAVINGS ───────────────────────────────────────────── */
#savings { background: var(--bg); }
.savings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-top: 56px; }
.metrics-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }
.metric-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
}
.metric-label { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-bottom: 8px; letter-spacing: .06em; }
.metric-val { font-size: 38px; font-weight: 700; letter-spacing: -.03em; line-height: 1; color: var(--text); }
.metric-val.green { color: var(--green); }
.metric-val.red   { color: var(--red); }
.cost-vis {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.cost-vis-title { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-bottom: 20px; letter-spacing: .06em; text-transform: uppercase; }
.cost-rows { display: flex; flex-direction: column; gap: 16px; }
.cost-row-head { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; }
.cost-row-name { color: var(--text-dim); }
.cost-row-pct { font-family: var(--mono); color: var(--text); }
.cost-bar-bg { height: 7px; background: var(--bg-3); border-radius: 4px; overflow: hidden; }
.cost-bar-fill { height: 100%; border-radius: 4px; width: 0; transition: width 1.4s cubic-bezier(.4,0,.2,1); }
.fill-red   { background: var(--red); }
.fill-green { background: var(--green); }
.task-pills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.task-pill { font-family: var(--mono); font-size: 11px; color: var(--text-muted); padding: 3px 10px; border-radius: 100px; border: 1px solid var(--border); background: var(--bg); }

/* ── CAPABILITIES ──────────────────────────────────────── */
#capabilities { background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cap-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.cap-head p { margin-top: 16px; }
.cap-grid { grid-template-columns: repeat(3, 1fr); }
.cap-icon {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--bg-2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; margin-bottom: 14px;
}
.cap-icon svg { width: 17px; height: 17px; }
.cap-title { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.cap-desc { font-size: 13px; color: var(--text-dim); line-height: 1.65; }

/* ── HOW IT WORKS ──────────────────────────────────────── */
#how {
  background:
    linear-gradient(180deg, var(--bg) 0%, color-mix(in oklab, var(--green-bg) 28%, var(--bg)) 100%);
  border-top: 1px solid var(--border);
}
.how-head { max-width: 620px; margin-bottom: 42px; }
.how-head p { margin-top: 16px; }
.how-workflow {
  display: grid;
  grid-template-columns: minmax(300px, .9fr) minmax(0, 1.1fr);
  gap: 34px;
  align-items: start;
}
.how-live-panel {
  position: sticky;
  top: 92px;
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-1);
  box-shadow: var(--shadow-md);
}
.how-live-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--accent), var(--green));
  background-size: 220% 100%;
  animation: howPanelTopline 2.4s linear infinite;
}
@keyframes howPanelTopline {
  from { background-position: 0% 0; }
  to { background-position: 220% 0; }
}
.how-live-head,
.how-request-line,
.how-decision-row,
.how-trace-line {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}
.how-live-head {
  margin-bottom: 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.how-live-head strong {
  color: var(--green);
  font-weight: 600;
  animation: howLatencyBlink 1.4s ease-in-out infinite;
}
@keyframes howLatencyBlink {
  0%, 100% { opacity: .65; }
  50% { opacity: 1; }
}
.how-request-line {
  padding: 12px 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}
.how-request-line span,
.how-trace-line span:first-child {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.how-request-line strong {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  font-weight: 500;
}
.how-pipeline {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  gap: 8px;
  align-items: center;
  margin: 18px 0;
}
.how-pipeline-node {
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 10px;
  animation: howNodePulse 2.4s ease-in-out infinite;
}
.how-pipeline-node:nth-child(3) { animation-delay: .35s; }
.how-pipeline-node:nth-child(5) { animation-delay: .7s; }
.how-pipeline-line {
  height: 1px;
  overflow: hidden;
  background: var(--border);
}
.how-pipeline-line span {
  display: block;
  width: 56%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--green), var(--accent));
  transform: translateX(-120%);
  animation: howPacket 1.2s ease-in-out infinite;
}
.how-pipeline-line:nth-child(4) span { animation-delay: .38s; }
@keyframes howNodePulse {
  0%, 100% { border-color: var(--border); color: var(--text-dim); }
  42%, 58% { border-color: var(--green-border); color: var(--green); }
}
@keyframes howPacket {
  0% { transform: translateX(-120%); opacity: 0; }
  15%, 78% { opacity: 1; }
  100% { transform: translateX(210%); opacity: 0; }
}
.how-decision-list {
  display: grid;
  gap: 8px;
}
.how-decision-row {
  font-size: 12px;
  color: var(--text-dim);
}
.how-decision-row strong {
  color: var(--text);
  font-weight: 500;
}
.how-decision-meter {
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--bg-3);
}
.how-decision-meter span {
  display: block;
  width: var(--meter);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--accent));
  transform: scaleX(.25);
  transform-origin: left;
  animation: howMeterFill 2.2s ease-in-out infinite;
  animation-delay: var(--delay);
}
@keyframes howMeterFill {
  0%, 100% { transform: scaleX(.32); opacity: .55; }
  44%, 66% { transform: scaleX(1); opacity: 1; }
}
.how-trace-line {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-muted);
}
.how-trace-line span:last-child {
  font-family: var(--mono);
}
.how-grid {
  position: relative;
  display: grid;
  gap: 12px;
}
.how-grid::before {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 23px;
  width: 1px;
  background: linear-gradient(180deg, var(--green), var(--border), var(--accent));
  opacity: .5;
}
.how-step {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  animation: howStepFocus 7s ease-in-out infinite;
  animation-delay: calc(var(--step-index) * .38s);
}
.how-step::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--accent));
  opacity: 0;
  transform: scaleX(.2);
  transform-origin: left;
  animation: howStepLine 7s ease-in-out infinite;
  animation-delay: calc(var(--step-index) * .38s);
}
@keyframes howStepFocus {
  0%, 100% { border-color: var(--border); background: var(--bg-1); }
  18%, 30% { border-color: var(--green-border); background: color-mix(in oklab, var(--bg-1) 82%, var(--green-bg) 18%); }
}
@keyframes howStepLine {
  0%, 100% { opacity: 0; transform: scaleX(.2); }
  18%, 30% { opacity: 1; transform: scaleX(1); }
}
.how-num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  color: var(--green);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
}
.how-title { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.how-desc { font-size: 13px; color: var(--text-dim); line-height: 1.65; }

/* ── BYOI ──────────────────────────────────────────────── */
#byoi { background: var(--bg); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.byoi-coming-soon {
  width: fit-content;
  margin: 0 auto 34px;
  padding: 5px 12px;
  border: 1px solid var(--green-border);
  border-radius: 999px;
  background: var(--green-bg);
  color: var(--green);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .08em;
  line-height: 1.2;
  text-align: center;
  text-transform: uppercase;
}
.byoi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; max-width: 1160px; margin: 0 auto; }
.byoi-text p + p { margin-top: 14px; }
.byoi-bullets { margin-top: 28px; display: flex; flex-direction: column; gap: 10px; }
.byoi-bullet { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--text-dim); }
.byoi-bullet::before { content: '—'; color: var(--accent); flex-shrink: 0; font-family: var(--mono); }
/* animated byoi diagram */
.byoi-anim { display: flex; flex-direction: column; justify-self: stretch; align-self: center; }
.ba-node {
  background: var(--bg-1); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 20px;
  display: flex; align-items: center; gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: border-color .4s ease, background .4s ease, box-shadow .4s ease;
}
.ba-node.glow-green  { border-color: rgba(22,163,74,.4);  background: rgba(220,252,231,.45); box-shadow: 0 0 0 3px rgba(22,163,74,.07), var(--shadow-sm); }
.ba-node.glow-yellow { border-color: rgba(202,138,4,.35);  background: rgba(254,249,195,.45); box-shadow: 0 0 0 3px rgba(202,138,4,.07), var(--shadow-sm); }
.ba-node.glow-accent { border-color: var(--accent-border); background: var(--accent-bg);      box-shadow: 0 0 0 3px rgba(0,112,243,.06), var(--shadow-sm); }
[data-theme="dark"] .ba-node.glow-green  { border-color: rgba(74,222,128,.4);  background: rgba(74,222,128,.08); }
[data-theme="dark"] .ba-node.glow-yellow { border-color: rgba(251,191,36,.4);  background: rgba(251,191,36,.07); }
[data-theme="dark"] .ba-node.glow-accent { border-color: rgba(129,140,248,.4); background: rgba(129,140,248,.09); }
.ba-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--text-muted)); flex-shrink: 0; transition: transform .35s ease; }
.ba-node.glow-green .ba-dot, .ba-node.glow-yellow .ba-dot, .ba-node.glow-accent .ba-dot { transform: scale(1.35); }
.ba-info { flex: 1; }
.ba-name { font-size: 14px; font-weight: 500; color: var(--text); }
.ba-sub  { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-top: 3px; }
.ba-badge {
  font-family: var(--mono); font-size: 10px; letter-spacing: .06em;
  padding: 3px 9px; border-radius: 5px; border: 1px solid transparent; white-space: nowrap;
  opacity: 0; transform: translateX(6px); transition: opacity .35s ease, transform .35s ease;
}
.ba-badge-green  { background: rgba(220,252,231,.9); color: #15803d; border-color: rgba(22,163,74,.3); }
.ba-badge-yellow { background: rgba(254,249,195,.9); color: #92400e; border-color: rgba(202,138,4,.3); }
.ba-badge-accent { background: var(--accent-bg); color: var(--accent); border-color: var(--accent-border); }
[data-theme="dark"] .ba-badge-green  { background: rgba(74,222,128,.1);  color: var(--green);  border-color: var(--green-border); }
[data-theme="dark"] .ba-badge-yellow { background: rgba(251,191,36,.1);  color: var(--yellow); border-color: rgba(251,191,36,.3); }
[data-theme="dark"] .ba-badge-accent { background: rgba(129,140,248,.1); color: var(--accent); border-color: var(--accent-border); }
.ba-node.glow-green  .ba-badge-green,
.ba-node.glow-yellow .ba-badge-yellow,
.ba-node.glow-accent .ba-badge-accent { opacity: 1; transform: none; }
.ba-conn { display: flex; align-items: center; height: 44px; position: relative; }
.ba-line {
  position: absolute; left: 29px; top: 0;
  width: 2px; height: 100%;
  background: var(--border); overflow: hidden;
  transition: background .4s;
}
.ba-conn.active .ba-line { background: var(--border-hi); }
.ba-pkt {
  position: absolute; width: 7px; height: 7px; border-radius: 50%;
  left: 50%; transform: translateX(-50%);
  background: var(--text-muted); top: -7px; opacity: 0;
}
.ba-pkt.go { animation: pktTravel .75s cubic-bezier(.4,0,.6,1) forwards; }
@keyframes pktTravel {
  0%   { top: 0;    opacity: 1; }
  85%  { top: 38px; opacity: 1; }
  100% { top: 44px; opacity: 0; }
}
.ba-lbl { font-family: var(--mono); font-size: 10px; color: var(--text-muted); letter-spacing: .08em; padding-left: 48px; transition: color .35s; }
.ba-conn.active .ba-lbl { color: var(--text-dim); }

/* ── SECURITY ──────────────────────────────────────────── */
#security { background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; max-width: 1160px; margin: 0 auto; }
.sec-text p + p { margin-top: 14px; }
.sec-flow { display: flex; flex-direction: column; gap: 6px; }
.sec-block { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 18px; font-size: 13px; font-weight: 500; color: var(--text); }
.sec-block.policy { border-color: rgba(245,158,11,.35); background: rgba(245,158,11,.05); }
.sec-block.route  { border-color: var(--green-border); background: var(--green-bg); }
.sec-arrow { text-align: center; font-family: var(--mono); font-size: 11px; color: var(--text-muted); padding: 4px 0; }
.policy-checks { margin-top: 12px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.policy-check-row {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--text-dim);
  padding: 8px 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
}
.check-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.check-label { font-family: var(--mono); font-size: 11px; }
.policy-gate-label {
  font-family: var(--mono); font-size: 11px;
  color: var(--yellow); opacity: .75;
  display: block; margin-bottom: 10px;
}
.route-label {
  font-family: var(--mono); font-size: 11px;
  color: var(--green); opacity: .75;
  display: block; margin-bottom: 6px;
}

/* ── SUSTAINABILITY ────────────────────────────────────── */
#sustainability { background: var(--bg); }
.sus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; max-width: 1160px; margin: 0 auto; }
.sus-text p + p { margin-top: 14px; }
.sus-img { width: 100%; max-width: 400px; border-radius: 16px; box-shadow: var(--shadow-md); }

/* ── DIFFERENT ─────────────────────────────────────────── */
#different { background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.diff-head { max-width: 640px; margin-bottom: 52px; }
.diff-head p { margin-top: 16px; }
.diff-grid { grid-template-columns: 1fr 1fr; }
.diff-tag { font-family: var(--mono); font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 14px; }
.diff-title { font-size: 22px; font-weight: 600; margin-bottom: 12px; }
.diff-desc { font-size: 14px; color: var(--text-dim); line-height: 1.7; }
.diff-card-accent {
  border-left: 1px solid rgba(22,163,74,.3) !important;
  background: rgba(220,252,231,.6) !important;
}
[data-theme="dark"] .diff-card-accent {
  border-left: 1px solid rgba(74,222,128,.25) !important;
  background: rgba(74,222,128,.07) !important;
}

/* ── ENTERPRISE ────────────────────────────────────────── */
#enterprise { background: var(--bg); }
.ent-head { max-width: 640px; margin-bottom: 52px; }
.ent-head p { margin-top: 16px; }
.ent-grid { grid-template-columns: repeat(4, 1fr); }
.ent-role { font-size: 15px; font-weight: 600; margin-bottom: 10px; }
.ent-desc { font-size: 13px; color: var(--text-dim); line-height: 1.65; }

/* ── DASHBOARD ─────────────────────────────────────────── */
#dashboard { background: var(--bg-1); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.dash-head { max-width: 620px; margin-bottom: 52px; }
.dash-head p { margin-top: 16px; }
.dash-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.dash-chrome {
  padding: 14px 18px; border-bottom: 1px solid var(--border);
  background: var(--bg-1);
  display: flex; align-items: center; gap: 8px;
}
.dash-chrome-dots { display: flex; gap: 5px; }
.dash-chrome-dot { width: 9px; height: 9px; border-radius: 50%; }
.dash-chrome-dot:nth-child(1) { background: #ff5f57; }
.dash-chrome-dot:nth-child(2) { background: #febc2e; }
.dash-chrome-dot:nth-child(3) { background: #28c840; }
[data-theme="dark"] .dash-chrome-dot { background: var(--border-hi) !important; }
.dash-chrome-title { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-left: 8px; }
.dash-metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--border); }
.dash-metric { padding: 20px 22px; border-right: 1px solid var(--border); }
.dash-metric:last-child { border-right: none; }
.dash-metric-label { font-family: var(--mono); font-size: 10px; color: var(--text-muted); margin-bottom: 8px; letter-spacing: .06em; text-transform: uppercase; }
.dash-metric-val { font-size: 26px; font-weight: 700; letter-spacing: -.03em; color: var(--text); }
.dash-metric-val.green { color: var(--green); }
.table-head {
  display: grid; grid-template-columns: 2fr 1.5fr 1.5fr 1fr;
  padding: 11px 22px; border-bottom: 1px solid var(--border);
  font-family: var(--mono); font-size: 10px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .08em;
  background: var(--bg-1);
}
.table-row {
  display: grid; grid-template-columns: 2fr 1.5fr 1.5fr 1fr;
  padding: 13px 22px; border-bottom: 1px solid var(--border);
  font-size: 13px; transition: background .15s;
}
.table-row:last-child { border-bottom: none; }
.table-row:hover { background: var(--bg-1); }
.tc { color: var(--text-dim); }
.tc.bold { color: var(--text); font-weight: 500; }
.savings-pill {
  display: inline-flex; padding: 2px 9px;
  background: var(--green-bg); border: 1px solid var(--green-border);
  border-radius: 5px; color: var(--green);
  font-family: var(--mono); font-size: 11px;
}

/* ── CTA ───────────────────────────────────────────────── */
#cta { background: var(--bg); text-align: center; border-top: 1px solid var(--border); }
.cta-hero-img {
  max-width: 460px;
  margin: 0 auto 48px;
  padding: 0 24px;
}
.cta-hero-img img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: block;
}
.cta-inner { max-width: 580px; margin: 0 auto; }
.cta-title { font-size: clamp(32px, 4vw, 52px); font-weight: 500; letter-spacing: -.04em; line-height: 1.08; margin-bottom: 18px; }
.cta-sub { font-size: 16px; color: var(--text-dim); line-height: 1.7; margin-bottom: 36px; }
.cta-actions { display: flex; gap: 10px; justify-content: center; }

/* ── FOOTER ────────────────────────────────────────────── */
footer { background: var(--bg-1); border-top: 1px solid var(--border); padding: 64px 24px 40px; }
.footer-inner { max-width: 1160px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-logo img { height: 24px; margin-bottom: 14px; display: block; filter: var(--logo-filter); transition: filter .25s; }
.footer-tagline { font-size: 13px; color: var(--text-muted); line-height: 1.65; max-width: 240px; }
.footer-col-title { font-family: var(--mono); font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .12em; margin-bottom: 16px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 13px; color: var(--text-muted); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--text); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid var(--border); }
.footer-copy { font-size: 12px; color: var(--text-muted); }
.footer-legal { display: flex; gap: 18px; }
.footer-legal a { font-size: 12px; color: var(--text-muted); text-decoration: none; transition: color .2s; }
.footer-legal a:hover { color: var(--text); }
.footer-env-note { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); font-size: 11px; color: var(--text-muted); line-height: 1.65; max-width: 860px; }

/* ── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-inner { padding: 0 18px; }
  .hero-inner, .problem-grid, .savings-grid, .byoi-grid, .sec-grid, .sus-grid { grid-template-columns: 1fr; }
  .solution-head {
    margin-bottom: 34px;
  }
  .sol-steps {
    grid-template-columns: 1fr;
  }
  .sol-step-card {
    padding: 20px;
  }
  .sol-step-num {
    display: inline-flex;
    width: fit-content;
    margin-bottom: 8px;
    padding: 3px 8px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-1);
    color: var(--accent);
    font-size: 10px;
    letter-spacing: .04em;
  }
  .sol-step-title {
    margin-bottom: 6px;
    font-size: 15px;
  }
  .sol-step-copy {
    max-width: 58ch;
    font-size: 12.8px;
    line-height: 1.5;
  }
  .sol-tags {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 12px;
  }
  .sol-tag {
    padding: 3px 8px;
    font-size: 11px;
    line-height: 1.3;
    white-space: nowrap;
  }
  .diff-grid.grid-cards { grid-template-columns: 1fr; }
  .cap-grid, .ent-grid { grid-template-columns: 1fr 1fr; }
  .how-workflow {
    grid-template-columns: 1fr;
  }
  .how-live-panel {
    position: relative;
    top: auto;
  }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .dash-metrics { grid-template-columns: repeat(2, 1fr); }
  .table-head, .table-row { grid-template-columns: 2fr 1fr 1fr; }
  .table-row > *:nth-child(3) { display: none; }
  .table-head > *:nth-child(3) { display: none; }
}
@media (max-width: 600px) {
  .nav-inner {
    height: 64px;
    padding: 0 16px;
  }
  .nav-logo img { height: 24px; }
  .nav-actions {
    gap: 6px;
    min-width: 0;
  }
  .nav-actions .theme-toggle,
  .nav-actions .btn-ghost {
    display: none;
  }
  .nav-actions .btn-primary {
    padding: 8px 11px;
    font-size: 12px;
    white-space: nowrap;
  }
  .logos-banner-top { margin-top: 64px; }
  .logos-wrap { padding: 16px 0 14px; }
  .logos-label {
    margin-bottom: 17px;
    padding: 0 20px;
    font-size: 16px;
    line-height: 1.4;
  }
  #hero {
    min-height: auto;
    padding: 40px 20px 64px;
  }
  .hero-inner {
    gap: 34px;
    padding-top: 0;
  }
  .hero-eyebrow {
    max-width: 100%;
    align-items: flex-start;
    border-radius: 12px;
    padding: 7px 10px;
    font-size: 10.5px;
    line-height: 1.35;
    white-space: normal;
  }
  .eyebrow-dot {
    margin-top: 4px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .solution-head {
    text-align: left;
    margin-bottom: 24px;
  }
  .solution-head p {
    font-size: 14px;
    line-height: 1.55;
  }
  .sol-step-card {
    padding: 16px;
  }
  .sol-step-copy {
    font-size: 12.5px;
  }
  .sol-footer {
    margin-top: 14px;
  }
  .sol-footer-card {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
  }
  .compute-banner {
    padding: 18px 20px;
  }
  .compute-banner-inner {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .compute-copy h2 {
    max-width: 100%;
    font-size: 27px;
  }
  .compute-meter {
    padding: 10px 11px;
  }
  .compute-meter-head {
    gap: 10px;
  }
  .how-head {
    margin-bottom: 28px;
  }
  .how-live-panel {
    padding: 15px;
  }
  .how-pipeline {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .how-pipeline-line {
    height: 22px;
    width: 1px;
    justify-self: center;
  }
  .how-pipeline-line span {
    width: 100%;
    height: 56%;
    background: linear-gradient(180deg, transparent, var(--green), var(--accent));
    animation-name: howPacketMobile;
  }
  @keyframes howPacketMobile {
    0% { transform: translateY(-120%); opacity: 0; }
    15%, 78% { opacity: 1; }
    100% { transform: translateY(210%); opacity: 0; }
  }
  .how-step {
    grid-template-columns: 40px 1fr;
    gap: 12px;
    padding: 14px;
  }
  .how-grid::before {
    left: 19px;
  }
  .how-num {
    width: 38px;
    height: 38px;
    font-size: 10px;
  }
  .how-desc {
    font-size: 12.5px;
    line-height: 1.55;
  }
  .cap-grid, .ent-grid { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  section { padding: 72px 20px; }
  .cta-actions { flex-direction: column; align-items: center; }
}