:root {
  --cream: #f7f7f4;
  --cream-2: #f2f1ed;
  --cream-3: #e6e5e0;
  --cream-4: #ebeae5;
  --ink: #26251e;
  --ink-2: #4a483f;
  --ink-3: #6b6960;
  --ink-4: #918e84;
  --dark: #1a1916;
  --dark-2: #221f1c;
  --dark-3: #2a2724;
  --dark-4: #353230;
  --border: rgba(38, 37, 30, 0.12);
  --border-2: rgba(38, 37, 30, 0.08);
  --border-dark: rgba(247, 247, 244, 0.08);
  --border-dark-2: rgba(247, 247, 244, 0.12);
  --accent: #d9663d;
  --accent-2: #e8855a;
  --accent-soft: rgba(217, 102, 61, 0.08);
  --accent-ink: #a8431f;
  --success: #5c8a5c;
  --success-bg: rgba(92, 138, 92, 0.1);
  --green-dark: #0d3b2e;
  --green-dark-2: #14503e;
  --serif: "Instrument Serif", "Iowan Old Style", "Apple Garamond", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 1200px;
  --pad: 32px;
  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --announce-h: 42px;
  --nav-h: 56px;
  --nav-offset: calc(var(--announce-h) + 12px);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background: var(--cream);
}

body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11", "calt", "tnum";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.005em;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--accent); color: var(--cream); }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.container-wide {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ---------- Typography ---------- */
.display {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.028em;
  color: var(--ink);
}
.display-xl { font-size: clamp(48px, 7.2vw, 104px); letter-spacing: -0.035em; line-height: 0.94; }
.display-lg { font-size: clamp(40px, 5.6vw, 76px); letter-spacing: -0.03em; }
.display-md { font-size: clamp(32px, 4.2vw, 56px); letter-spacing: -0.025em; line-height: 1.02; }
.display-sm { font-size: clamp(26px, 3vw, 40px); letter-spacing: -0.022em; line-height: 1.08; }

h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.014em;
  line-height: 1.35;
  color: var(--ink);
}

em, .ital {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.lead {
  font-size: 18px;
  color: var(--ink-2);
  line-height: 1.55;
  letter-spacing: -0.008em;
  max-width: 620px;
}

.lead-sm {
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 560px;
}

.muted { color: var(--ink-3); }
.mono { font-family: var(--mono); font-size: 0.88em; letter-spacing: -0.01em; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 24px;
}
.eyebrow-num { color: var(--accent); }
.eyebrow-sep {
  width: 20px;
  height: 1px;
  background: var(--border);
}

.dark .eyebrow { color: rgba(247,247,244,0.5); }
.dark .eyebrow-sep { background: var(--border-dark-2); }

/* ---------- Sections ---------- */
section {
  padding: 112px 0;
  position: relative;
}
section.tight { padding: 72px 0; }
section.rule { border-top: 1px solid var(--border-2); }

.dark {
  background: var(--dark);
  color: var(--cream);
}
.dark .display { color: var(--cream); }
.dark .lead { color: rgba(247,247,244,0.72); }
.dark .lead-sm { color: rgba(247,247,244,0.72); }
.dark .muted { color: rgba(247,247,244,0.5); }
.dark .mono { color: rgba(247,247,244,0.8); }
.dark h3 { color: var(--cream); }
.dark section { border-top-color: var(--border-dark); }

.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head h2 { margin-bottom: 20px; }
.section-head .lead { max-width: 620px; }
.center { text-align: center; margin-left: auto; margin-right: auto; }
.center .eyebrow { justify-content: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Announcement Bar ---------- */
.announce {
  position: sticky;
  top: 0;
  z-index: 101;
  height: var(--announce-h);
  background: var(--green-dark);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 20px;
  font-size: 13px;
  letter-spacing: -0.005em;
  line-height: 1.3;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.announce-text { color: rgba(255, 255, 255, 0.88); }
.announce-link {
  color: #ffffff;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  transition: background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.announce-link:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
}

/* ---------- Floating Pill Nav ---------- */
.nav-wrap {
  position: sticky;
  top: calc(var(--announce-h) - 12px);
  z-index: 100;
  padding: 12px var(--pad) 0;
  pointer-events: none;
}

.nav-pill {
  position: relative;
  pointer-events: auto;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  height: var(--nav-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 6px 6px 6px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border: 1px solid rgba(38, 37, 30, 0.08);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset;
  transition: box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.35s ease;
}
.nav-pill.scrolled {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.6) inset,
    0 8px 28px -10px rgba(38, 37, 30, 0.16),
    0 2px 6px -2px rgba(38, 37, 30, 0.08);
  border-color: rgba(38, 37, 30, 0.14);
  background: rgba(255, 255, 255, 0.92);
}

.nav-left {
  justify-self: start;
  display: flex;
  align-items: center;
}
.nav-center { justify-self: center; }
.nav-right {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 4px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 14.5px;
  letter-spacing: -0.018em;
  color: var(--ink);
  padding: 4px 8px 4px 0;
}
.brand-mark {
  width: 20px;
  height: 20px;
  position: relative;
  flex: 0 0 auto;
}
.brand-mark::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--ink);
  border-radius: 5px;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 5.5px;
  background: var(--accent);
  border-radius: 1.5px;
}

/* Segment toggle */
.seg-toggle {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border-radius: 999px;
  background: rgba(38, 37, 30, 0.05);
  border: 1px solid rgba(38, 37, 30, 0.06);
}
.seg {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--ink-3);
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 5px 13px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
  line-height: 1.35;
}
.seg:hover { color: var(--ink); }
.seg.active {
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(38, 37, 30, 0.08), 0 1px 0 rgba(255,255,255,0.6) inset;
}

.nav-links {
  display: flex;
  gap: 22px;
  margin-right: 10px;
  align-items: center;
}
.nav-links a {
  font-size: 13.5px;
  color: var(--ink-2);
  transition: color 0.15s ease;
  letter-spacing: -0.006em;
}
.nav-links a:hover { color: var(--ink); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 6px 10px;
  font-size: 15px;
  line-height: 1;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: -0.008em;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-accent {
  background: var(--accent);
  color: var(--cream);
  border-color: var(--accent);
}
.btn-accent:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--ink-3); }
.btn-sm { padding: 7px 13px; font-size: 12.5px; }
.btn-lg { padding: 13px 22px; font-size: 14.5px; }
.btn-arrow { font-family: var(--mono); transition: transform 0.2s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }

.nav-pill .btn-primary {
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 13px;
}

.dark .btn-primary { background: var(--cream); color: var(--dark); }
.dark .btn-primary:hover { background: var(--accent); color: var(--cream); }
.dark .btn-ghost { border-color: var(--border-dark-2); color: var(--cream); }
.dark .btn-ghost:hover { border-color: rgba(247,247,244,0.35); }

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 0;
  position: relative;
  overflow: hidden;
}
.hero-copy {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.hero-copy .display-xl { margin-bottom: 28px; }
.hero-copy .lead { margin: 0 auto 36px; text-align: center; }
.hero-ctas {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.hero-note {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
}
.hero-note::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

/* ---------- Product UI Mockup ---------- */
.ui-frame {
  margin: 72px auto 0;
  max-width: 1180px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--cream-2);
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 0 0 1px rgba(38,37,30,0.03),
    0 40px 80px -30px rgba(38,37,30,0.18),
    0 12px 28px -12px rgba(38,37,30,0.1);
}
.ui-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-2);
  background: var(--cream-4);
}
.udot { width: 10px; height: 10px; border-radius: 50%; border: 1px solid var(--border); }
.udot.r { background: #ff5f57; border-color: #e0443e; }
.udot.y { background: #ffbd2e; border-color: #dea123; }
.udot.g { background: #28c840; border-color: #1aab29; }
.ui-title {
  margin-left: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.01em;
}
.ui-body {
  display: grid;
  grid-template-columns: 220px 1fr 260px;
  min-height: 380px;
}
.ui-panel {
  padding: 16px 14px;
  border-right: 1px solid var(--border-2);
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.9;
}
.ui-panel:last-child { border-right: none; }
.ui-panel-label {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-2);
}
.ui-file {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 6px;
  border-radius: 3px;
  color: var(--ink-2);
  cursor: default;
}
.ui-file:hover { background: var(--cream-3); }
.ui-file.active { background: var(--accent-soft); color: var(--accent-ink); }
.ui-file-icon {
  width: 12px;
  height: 12px;
  border: 1px solid var(--ink-4);
  border-radius: 2px;
  flex: 0 0 auto;
}
.ui-file.active .ui-file-icon { border-color: var(--accent); }

.ui-main { padding: 18px 20px; }
.ui-main-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-2);
}
.ui-tab {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  padding: 4px 0;
  border-bottom: 1.5px solid transparent;
}
.ui-tab.active { color: var(--ink); border-bottom-color: var(--accent); }

.code-block {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.8;
  color: var(--ink-2);
  white-space: pre;
  overflow-x: auto;
}
.code-block .ln { color: var(--ink-4); user-select: none; }
.code-block .add { color: var(--success); }
.code-block .del { color: #c44; }
.code-block .kw { color: var(--accent-ink); }
.code-block .dim { color: var(--ink-4); }
.code-block .file-head { color: var(--accent); font-weight: 500; }

.ui-diff {
  border-left: 2px solid var(--success);
  padding-left: 12px;
  margin: 4px 0;
  background: var(--success-bg);
}
.ui-diff.del {
  border-left-color: #c44;
  background: rgba(204, 68, 68, 0.06);
}
.ui-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 3px;
  background: var(--success-bg);
  color: var(--success);
  letter-spacing: 0.04em;
}
.ui-status.amber { background: var(--accent-soft); color: var(--accent-ink); }
.ui-progress {
  height: 3px;
  background: var(--cream-3);
  border-radius: 2px;
  overflow: hidden;
  margin: 14px 0;
}
.ui-progress-fill {
  height: 100%;
  width: 100%;
  background: var(--accent);
  border-radius: 2px;
}
.ui-cta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}
.ui-btn {
  font-family: var(--sans);
  font-size: 11.5px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--cream);
  color: var(--ink);
}
.ui-btn.primary {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 16px;
  border-top: 1px solid var(--border-2);
}
.dark .steps { border-top-color: var(--border-dark); }
.step {
  padding: 40px 32px 40px 0;
  border-right: 1px solid var(--border-2);
  position: relative;
}
.dark .step { border-right-color: var(--border-dark); }
.step:last-child { border-right: none; padding-right: 0; }
.step + .step { padding-left: 32px; }
.step-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.14em;
  display: block;
  margin-bottom: 24px;
}
.step h3 { margin-bottom: 10px; }
.step p { color: var(--ink-2); font-size: 14.5px; line-height: 1.6; }
.dark .step p { color: rgba(247,247,244,0.7); }
.step p .mono { color: var(--ink); }
.dark .step p .mono { color: var(--cream); }

/* ---------- Split ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border-2);
  border-bottom: 1px solid var(--border-2);
}
.dark .split { border-color: var(--border-dark); }
.split > .pane {
  padding: 48px 40px 48px 0;
  border-right: 1px solid var(--border-2);
}
.dark .split > .pane { border-right-color: var(--border-dark); }
.split > .pane:last-child { border-right: none; padding-right: 0; padding-left: 40px; }
.pane-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: block;
}
.pane h3 {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.15;
  color: var(--ink);
}
.dark .pane h3 { color: var(--cream); }
.pane p { color: var(--ink-2); font-size: 15px; line-height: 1.65; }
.dark .pane p { color: rgba(247,247,244,0.7); }
.pane p strong { color: var(--ink); font-weight: 500; }
.dark .pane p strong { color: var(--cream); }

/* ---------- Feature list ---------- */
.feature-list { border-top: 1px solid var(--border-2); }
.dark .feature-list { border-top-color: var(--border-dark); }
.feature {
  display: grid;
  grid-template-columns: 52px 1fr 2fr;
  gap: 28px;
  padding: 30px 0;
  border-bottom: 1px solid var(--border-2);
  align-items: baseline;
  transition: background 0.2s ease;
}
.dark .feature { border-bottom-color: var(--border-dark); }
.feature:hover { background: rgba(38,37,30,0.015); }
.dark .feature:hover { background: rgba(247,247,244,0.015); }
.feature-num {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-4);
  letter-spacing: 0.06em;
}
.dark .feature-num { color: rgba(247,247,244,0.35); }
.feature h3 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink);
}
.dark .feature h3 { color: var(--cream); }
.feature p {
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.65;
  max-width: 540px;
}
.dark .feature p { color: rgba(247,247,244,0.65); }
.feature p .mono { color: var(--ink); }
.dark .feature p .mono { color: var(--cream); }
.feature-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* ---------- Proof ---------- */
.proof {
  max-width: 840px;
  margin: 0 auto;
  text-align: center;
}
.proof p {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.22;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 28px;
}
.dark .proof p { color: var(--cream); }
.proof p em { font-style: italic; }
.proof cite {
  font-family: var(--mono);
  font-style: normal;
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.dark .proof cite { color: rgba(247,247,244,0.45); }

/* ---------- Models ---------- */
.models-inline {
  font-family: var(--serif);
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink-3);
  max-width: 900px;
}
.dark .models-inline { color: rgba(247,247,244,0.35); }
.models-inline .m {
  color: var(--ink);
  transition: color 0.2s ease;
}
.dark .models-inline .m { color: var(--cream); }
.models-inline .m:hover { color: var(--accent); }
.models-inline .sep {
  color: var(--border);
  margin: 0 8px;
  font-family: var(--sans);
  font-size: 0.7em;
  vertical-align: middle;
}
.dark .models-inline .sep { color: rgba(247,247,244,0.15); }

/* ---------- CTA ---------- */
.cta-band {
  padding: 88px 0;
  text-align: center;
  border-top: 1px solid var(--border-2);
  border-bottom: 1px solid var(--border-2);
}
.dark .cta-band { border-color: var(--border-dark); }
.cta-band h2 { margin-bottom: 18px; max-width: 720px; margin-left: auto; margin-right: auto; }
.cta-band .lead { max-width: 480px; margin: 0 auto 32px; }

/* ---------- Form ---------- */
.form {
  display: flex;
  gap: 8px;
  max-width: 460px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: 11px 15px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--cream-2);
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  letter-spacing: -0.005em;
  transition: border-color 0.15s ease;
}
.dark .form input[type="email"] {
  background: var(--dark-2);
  border-color: var(--border-dark-2);
  color: var(--cream);
}
.form input[type="email"]::placeholder { color: var(--ink-4); }
.dark .form input[type="email"]::placeholder { color: rgba(247,247,244,0.4); }
.form input[type="email"]:focus { outline: none; border-color: var(--accent); }

/* ---------- Pricing ---------- */
.tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-2);
  border-bottom: 1px solid var(--border-2);
}
.dark .tiers { border-color: var(--border-dark); }
.tier {
  padding: 36px 24px;
  border-right: 1px solid var(--border-2);
  display: flex;
  flex-direction: column;
  position: relative;
}
.dark .tier { border-right-color: var(--border-dark); }
.tier:last-child { border-right: none; }
.tier.featured {
  background: var(--accent-soft);
}
.dark .tier.featured { background: rgba(217,102,61,0.06); }
.tier-name {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 18px;
}
.dark .tier-name { color: rgba(247,247,244,0.45); }
.tier.featured .tier-name { color: var(--accent-ink); }
.dark .tier.featured .tier-name { color: var(--accent-2); }
.tier-price {
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1;
  margin-bottom: 10px;
  color: var(--ink);
}
.dark .tier-price { color: var(--cream); }
.tier-price small {
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--ink-3);
  font-weight: 400;
  letter-spacing: 0;
}
.tier-desc {
  color: var(--ink-2);
  font-size: 13.5px;
  line-height: 1.55;
  margin-bottom: 24px;
  min-height: 58px;
}
.dark .tier-desc { color: rgba(247,247,244,0.65); }
.tier ul {
  list-style: none;
  margin: 0 0 24px;
  flex: 1;
}
.tier li {
  padding: 7px 0;
  font-size: 13.5px;
  color: var(--ink-2);
  border-top: 1px solid var(--border-2);
}
.dark .tier li { border-top-color: var(--border-dark); color: rgba(247,247,244,0.65); }
.tier li:first-child { border-top: none; }
.tier li::before {
  content: "—";
  color: var(--ink-4);
  margin-right: 9px;
  font-family: var(--mono);
}
.tier.featured li::before { color: var(--accent); }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; border-top: 1px solid var(--border-2); }
.dark .faq { border-top-color: var(--border-dark); }
.faq details {
  border-bottom: 1px solid var(--border-2);
  padding: 24px 0;
}
.dark .faq details { border-bottom-color: var(--border-dark); }
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--ink);
}
.dark .faq summary { color: var(--cream); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--accent);
  font-family: var(--mono);
  font-size: 17px;
  flex: 0 0 auto;
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p {
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.65;
  padding-top: 14px;
  max-width: 640px;
}
.dark .faq details p { color: rgba(247,247,244,0.65); }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border-2);
  padding: 64px 0 36px;
  background: var(--cream-2);
}
.dark .footer { background: var(--dark-2); border-top-color: var(--border-dark); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer h4 {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  margin-bottom: 18px;
  font-weight: 400;
}
.dark .footer h4 { color: rgba(247,247,244,0.45); }
.footer ul { list-style: none; }
.footer li { margin-bottom: 11px; }
.footer a { color: var(--ink-2); font-size: 13.5px; transition: color 0.15s ease; }
.footer a:hover { color: var(--accent); }
.dark .footer a { color: rgba(247,247,244,0.65); }
.footer-tagline {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink-2);
  max-width: 300px;
  line-height: 1.4;
  letter-spacing: -0.015em;
  margin-top: 14px;
}
.dark .footer-tagline { color: rgba(247,247,244,0.65); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-2);
  color: var(--ink-4);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}
.dark .footer-bottom { border-top-color: var(--border-dark); color: rgba(247,247,244,0.4); }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 13px; }
  .seg { padding: 5px 10px; font-size: 12px; }
}

@media (max-width: 1000px) {
  :root { --pad: 24px; }
  section { padding: 80px 0; }
  .hero { padding: 64px 0 0; }
  .ui-body { grid-template-columns: 1fr; }
  .ui-panel { border-right: none; border-bottom: 1px solid var(--border-2); }
  .ui-panel:last-child { border-bottom: none; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--border-2); padding: 32px 0; }
  .dark .step { border-bottom-color: var(--border-dark); }
  .step + .step { padding-left: 0; }
  .step:last-child { border-bottom: none; }
  .split { grid-template-columns: 1fr; }
  .split > .pane { padding: 40px 0; border-right: none; border-bottom: 1px solid var(--border-2); }
  .dark .split > .pane { border-bottom-color: var(--border-dark); }
  .split > .pane:last-child { padding-left: 0; border-bottom: none; }
  .feature { grid-template-columns: 1fr; gap: 10px; padding: 22px 0; }
  .feature-num { display: none; }
  .tiers { grid-template-columns: 1fr 1fr; }
  .tier:nth-child(2) { border-right: none; }
  .tier:nth-child(-n+2) { border-bottom: 1px solid var(--border-2); }
  .dark .tier:nth-child(-n+2) { border-bottom-color: var(--border-dark); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 900px) {
  .nav-pill { grid-template-columns: 1fr auto; padding: 6px 6px 6px 16px; }
  .nav-center { display: none; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: calc(100% + 8px);
    left: 8px;
    right: 8px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-2);
    border-radius: 20px;
    padding: 18px 20px;
    gap: 14px;
    margin-right: 0;
    box-shadow: 0 24px 48px -16px rgba(38,37,30,0.18);
  }
  .nav-links.open a { font-size: 15px; }
  .nav-toggle { display: inline-block; }
  .nav-pill .nav-cta { display: none; }
}

@media (max-width: 640px) {
  :root { --pad: 16px; }
  section { padding: 64px 0; }
  .hero { padding: 48px 0 0; }
  .ui-frame { margin-top: 48px; }
  .announce { font-size: 12px; gap: 8px; padding: 0 14px; }
  .announce-text { display: none; }
  .tiers { grid-template-columns: 1fr; }
  .tier { border-right: none; border-bottom: 1px solid var(--border-2); }
  .dark .tier { border-bottom-color: var(--border-dark); }
  .tier:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 64px 0; }
}