/* ModelSpend — open-source LLM cost router (sister asset) */

.ms-page {
  --ms-ink: #0c1f1a;
  --ms-forest: #134036;
  --ms-panel: #1a5245;
  --ms-mint: #b8f5d2;
  --ms-amber: #efb14a;
  --ms-paper: #f3f7f4;
  --ms-line: rgba(12, 31, 26, 0.12);
  --ms-muted: rgba(243, 247, 244, 0.72);
  --ms-soft: rgba(12, 31, 26, 0.62);
  --ms-display: 'Space Grotesk', system-ui, sans-serif;
  --ms-mono: 'IBM Plex Mono', ui-monospace, monospace;
  background: var(--ms-paper);
  color: var(--ms-ink);
}

.ms-page .home-nav {
  background: transparent;
  border-bottom-color: transparent;
}

.ms-hero {
  position: relative;
  min-height: min(92vh, 860px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background:
    radial-gradient(120% 80% at 88% 12%, rgba(239, 177, 74, 0.28), transparent 55%),
    radial-gradient(90% 70% at 8% 80%, rgba(184, 245, 210, 0.18), transparent 50%),
    linear-gradient(155deg, #0a1c18 0%, #134036 48%, #0f2c26 100%);
  color: var(--ms-paper);
  isolation: isolate;
}

.ms-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184, 245, 210, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184, 245, 210, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  pointer-events: none;
  animation: ms-grid-drift 28s linear infinite;
}

.ms-hero__glow {
  position: absolute;
  width: 42vw;
  max-width: 520px;
  aspect-ratio: 1;
  right: -8%;
  top: 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 177, 74, 0.35), transparent 68%);
  filter: blur(8px);
  animation: ms-pulse 7s ease-in-out infinite;
  pointer-events: none;
}

.ms-hero__inner {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 120px 0 64px;
  display: grid;
  gap: 28px;
}

.ms-brand {
  font-family: var(--ms-display);
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.92;
  margin: 0;
  max-width: 12ch;
}

.ms-brand span {
  color: var(--ms-mint);
}

.ms-headline {
  margin: 0;
  max-width: 18ch;
  font-family: var(--ms-display);
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: rgba(243, 247, 244, 0.94);
}

.ms-lead {
  margin: 0;
  max-width: 38rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ms-muted);
}

.ms-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.ms-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 10px;
  font-family: var(--ms-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none !important;
  border: 1px solid transparent;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.ms-btn:hover {
  transform: translateY(-1px);
}

.ms-btn--primary {
  background: var(--ms-mint);
  color: var(--ms-ink) !important;
}

.ms-btn--primary:hover {
  background: #d2ffe6;
}

.ms-btn--ghost {
  background: transparent;
  color: var(--ms-paper) !important;
  border-color: rgba(243, 247, 244, 0.35);
}

.ms-btn--ghost:hover {
  border-color: var(--ms-mint);
  color: var(--ms-mint) !important;
}

.ms-meta {
  font-family: var(--ms-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(243, 247, 244, 0.55);
}

.ms-visual {
  position: absolute;
  right: max(4%, calc(50% - 520px));
  bottom: 18%;
  width: min(360px, 38vw);
  z-index: 1;
  pointer-events: none;
}

.ms-meter {
  border: 1px solid rgba(184, 245, 210, 0.28);
  background: rgba(10, 28, 24, 0.55);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 18px 18px 16px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  animation: ms-rise 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.ms-meter__label {
  font-family: var(--ms-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ms-mint);
  margin: 0 0 10px;
}

.ms-meter__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 10px;
  font-size: 13px;
}

.ms-meter__row strong {
  font-family: var(--ms-mono);
  font-weight: 500;
  color: var(--ms-amber);
}

.ms-meter__bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(243, 247, 244, 0.12);
  overflow: hidden;
  margin-bottom: 12px;
}

.ms-meter__bar > span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--ms-mint), var(--ms-amber));
  animation: ms-fill 1.4s 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.ms-meter__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.4;
  color: rgba(243, 247, 244, 0.58);
}

.ms-section {
  width: min(960px, calc(100% - 48px));
  margin: 0 auto;
  padding: 72px 0;
}

.ms-section + .ms-section {
  border-top: 1px solid var(--ms-line);
}

.ms-kicker {
  margin: 0 0 10px;
  font-family: var(--ms-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ms-forest);
  font-weight: 600;
}

.ms-section h2 {
  margin: 0 0 12px;
  font-family: var(--ms-display);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.ms-section p {
  margin: 0;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ms-soft);
}

.ms-points {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.ms-points li {
  display: grid;
  gap: 4px;
  padding-left: 0;
}

.ms-points strong {
  font-family: var(--ms-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.ms-points span {
  color: var(--ms-soft);
  line-height: 1.5;
  font-size: 0.98rem;
}

.ms-code {
  margin: 24px 0 0;
  padding: 18px 20px;
  border-radius: 12px;
  background: var(--ms-ink);
  color: #e8fff2;
  overflow-x: auto;
  font-family: var(--ms-mono);
  font-size: 13px;
  line-height: 1.65;
  border: 1px solid rgba(184, 245, 210, 0.18);
}

.ms-code code {
  white-space: pre;
}

.ms-footer-cta {
  background: var(--ms-forest);
  color: var(--ms-paper);
  padding: 72px 0;
}

.ms-footer-cta .ms-section {
  padding: 0;
}

.ms-footer-cta h2 {
  color: var(--ms-paper);
}

.ms-footer-cta p {
  color: var(--ms-muted);
}

.ms-footer-cta .ms-cta {
  margin-top: 24px;
}

@keyframes ms-grid-drift {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(48px);
  }
}

@keyframes ms-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(1);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.06);
  }
}

@keyframes ms-rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ms-fill {
  to {
    width: 34%;
  }
}

@media (max-width: 900px) {
  .ms-visual {
    position: relative;
    right: auto;
    bottom: auto;
    width: min(100%, 360px);
    margin-top: 8px;
  }

  .ms-hero__inner {
    padding: 100px 0 48px;
  }

  .ms-hero {
    min-height: auto;
    align-items: start;
  }
}

@media (max-width: 640px) {
  .ms-hero__inner,
  .ms-section {
    width: calc(100% - 32px);
  }

  .ms-btn {
    width: 100%;
  }

  .ms-section {
    padding: 56px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ms-hero__grid,
  .ms-hero__glow,
  .ms-meter,
  .ms-meter__bar > span {
    animation: none !important;
  }

  .ms-meter__bar > span {
    width: 34%;
  }
}