:root {
  --ink: #11110f;
  --ink-soft: #24231f;
  --paper: #f4f1e9;
  --paper-deep: #e8e2d4;
  --white: #fffefa;
  --gold: #c9962a;
  --gold-light: #efc463;
  --green: #1d6d54;
  --muted: #69665d;
  --line: #d6d0c2;
  --shadow: 0 18px 50px rgba(25, 22, 15, .12);
  --radius: 18px;
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
body.consent-panel-visible { padding-top: var(--consent-panel-height, 0); }

a { color: inherit; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 20; transform: translateY(-150%); background: var(--white); padding: 10px 14px; }
.skip-link:focus { transform: none; }

.site-header {
  width: var(--shell);
  margin: 18px auto 0;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid rgba(17, 17, 15, .14);
  border-radius: 14px;
  background: rgba(255, 254, 250, .86);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 12px;
  z-index: 10;
}

.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 650; letter-spacing: -.02em; }
.brand strong { color: #8d6515; }
.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  background: var(--ink);
  color: var(--white);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: .82rem;
  letter-spacing: -.12em;
}
.brand-mark span { color: var(--gold-light); }
.site-header nav { display: flex; align-items: center; gap: 24px; }
.site-header nav a { color: var(--ink-soft); text-decoration: none; font-size: .9rem; font-weight: 650; }
.site-header .nav-cta { padding: 9px 13px; background: var(--ink); color: var(--white); }

.hero { min-height: 610px; display: grid; grid-template-columns: 1.4fr .8fr; gap: 70px; align-items: center; padding-block: 96px 82px; }
.eyebrow, .terminal-label { margin: 0 0 14px; color: #886314; font: 700 .75rem/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .12em; text-transform: uppercase; }
.hero h1 { max-width: 790px; margin: 0; font-size: clamp(3rem, 6vw, 6.2rem); line-height: .93; letter-spacing: -.065em; }
.hero h1 em { color: #976c15; font-family: Georgia, serif; font-weight: 500; }
.lede { max-width: 720px; margin: 28px 0 0; color: var(--ink-soft); font-size: clamp(1.05rem, 1.8vw, 1.27rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.disclosure { margin: 23px 0 0; color: var(--muted); font-size: .82rem; }
.disclosure a { text-underline-offset: 3px; }

.button {
  min-height: 46px;
  padding: 12px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 3px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 750;
}
.button-primary { background: var(--ink); color: var(--white); }
.button-primary:hover, .button-primary:focus-visible { background: #38362f; }
.button-quiet { background: transparent; color: var(--ink); }
.button-quiet:hover, .button-quiet:focus-visible { background: var(--white); }
.button-block { width: 100%; margin-top: 12px; }

.hero-proof { padding: 28px; border: 1px solid var(--ink); background: var(--ink); color: var(--white); box-shadow: 16px 16px 0 var(--gold); }
.hero-proof .terminal-label { color: var(--gold-light); }
.proof-row { display: grid; grid-template-columns: 42px 1fr; gap: 12px; padding: 18px 0; border-top: 1px solid rgba(255, 255, 255, .16); }
.proof-row > span { color: var(--gold-light); font: 700 .8rem ui-monospace, monospace; }
.proof-row p { margin: 0; color: #d6d2c9; font-size: .9rem; }
.proof-row strong { display: block; color: var(--white); font-size: 1rem; }

.calculator-section { padding-block: 85px; background: var(--ink); color: var(--white); }
.section-heading { max-width: 760px; margin-bottom: 38px; }
.section-heading h2 { margin: 0; font-size: clamp(2.2rem, 4.4vw, 4.2rem); line-height: 1; letter-spacing: -.052em; }
.section-heading > p:last-child { margin: 18px 0 0; color: inherit; opacity: .72; font-size: 1.05rem; }
.calculator-section .eyebrow { color: var(--gold-light); }
.calculator-layout { display: grid; grid-template-columns: minmax(0, 1fr) 390px; align-items: start; gap: 30px; }
.calculator-form { display: grid; gap: 18px; }
.calculator-form fieldset { margin: 0; padding: 24px; border: 1px solid #4d4b43; background: #1a1a17; }
.calculator-form legend { padding: 0 9px; color: var(--gold-light); font-size: 1.05rem; font-weight: 750; }
.optional { margin-left: 7px; color: #aaa69b; font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.plan-picker { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.plan-picker legend { grid-column: 1 / -1; }
.plan-card { position: relative; min-height: 152px; padding: 18px; display: flex; flex-direction: column; border: 1px solid #5a574e; background: #22211d; cursor: pointer; }
.plan-card:has(input:checked) { border-color: var(--gold-light); box-shadow: inset 0 0 0 1px var(--gold-light); }
.plan-card input { position: absolute; top: 14px; right: 14px; accent-color: var(--gold); }
.plan-name { font-size: .9rem; font-weight: 750; }
.plan-price { margin-top: 10px; color: var(--gold-light); font-size: 2.1rem; font-weight: 800; letter-spacing: -.04em; }
.plan-price small { margin-left: 3px; color: #aaa69b; font-size: .75rem; font-weight: 600; letter-spacing: 0; }
.plan-detail { margin-top: auto; color: #bbb7ac; font-size: .77rem; }
.input-grid, .reseller-controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.input-grid label, .reseller-controls label { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.input-grid label > span, .reseller-controls label > span { color: #f5f2eb; font-size: .86rem; font-weight: 700; }
.input-grid small, .reseller-controls small, .mode-toggle small { display: block; color: #aaa69b; font-size: .75rem; font-weight: 450; }
.input-grid input[type="number"], .input-grid select, .reseller-controls input, .reseller-controls select {
  width: 100%;
  height: 44px;
  padding: 9px 11px;
  border: 1px solid #646157;
  border-radius: 2px;
  background: #10100e;
  color: var(--white);
}
.input-grid input:focus, .input-grid select:focus, .reseller-controls input:focus, .reseller-controls select:focus { outline: 2px solid var(--gold-light); outline-offset: 2px; }
.input-grid .check-row { min-height: 74px; padding: 13px; flex-direction: row; align-items: center; border: 1px solid #49473f; background: #151512; }
.check-row input, .mode-toggle input { width: 20px; height: 20px; flex: 0 0 auto; accent-color: var(--gold); }
.compliance-warning { margin-top: 18px; padding: 15px 16px; border: 1px solid #c99d44; border-left-width: 4px; background: #2a251a; color: #f5f2eb; }
.compliance-warning strong { display: block; color: var(--gold-light); }
.compliance-warning p { margin: 5px 0 8px; color: #cac5b8; font-size: .8rem; }
.compliance-warning a { color: var(--gold-light); font-size: .78rem; font-weight: 700; text-underline-offset: 3px; }
.ai-plan-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 18px; align-items: end; }
.ai-plan-intro label { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.ai-plan-intro label > span { color: #f5f2eb; font-size: .86rem; font-weight: 700; }
.ai-plan-intro select { width: 100%; height: 44px; padding: 9px 11px; border: 1px solid #646157; border-radius: 2px; background: #10100e; color: var(--white); }
.ai-plan-intro select:focus { outline: 2px solid var(--gold-light); outline-offset: 2px; }
.ai-plan-intro p { min-height: 74px; margin: 0; padding: 13px; display: flex; align-items: center; border-left: 3px solid var(--gold-light); background: #22211d; color: #c9c5ba; font-size: .78rem; }
.ai-product { margin-top: 24px; padding-top: 22px; border-top: 1px solid #4d4b43; }
.ai-product-heading { margin-bottom: 16px; display: grid; grid-template-columns: 180px 1fr; gap: 18px; }
.ai-product-heading h3 { margin: 0; color: #f5f2eb; font-size: 1rem; }
.ai-product-heading p { margin: 0; color: #aaa69b; font-size: .78rem; }
.ai-compact-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ai-exclusion { margin: 22px 0 0; padding-top: 18px; border-top: 1px solid #4d4b43; color: #aaa69b; font-size: .75rem; }
.mode-toggle { padding: 16px; display: flex; gap: 13px; align-items: flex-start; border: 1px solid #5a574e; background: #22211d; cursor: pointer; }
.mode-toggle strong { display: block; }
.reseller-controls { margin-top: 18px; padding-top: 18px; border-top: 1px solid #4d4b43; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.percent-input { display: grid; grid-template-columns: 1fr 38px; }
.percent-input span { display: grid; place-items: center; background: #3b392f; color: var(--gold-light); font-weight: 800; }

.estimate-card { position: sticky; top: 104px; padding: 28px; background: var(--white); color: var(--ink); box-shadow: var(--shadow); }
.estimate-total { margin: 4px 0 20px; font-size: 3.6rem; line-height: 1; font-weight: 850; letter-spacing: -.06em; }
.estimate-groups { display: grid; gap: 0; border-top: 1px solid var(--line); }
.estimate-groups > div { padding: 10px 0; display: flex; justify-content: space-between; gap: 16px; border-bottom: 1px solid var(--line); font-size: .86rem; }
.estimate-groups span { color: var(--muted); }
.estimate-card details { margin-top: 20px; }
.estimate-card summary { cursor: pointer; font-weight: 750; }
.breakdown-table { width: 100%; margin-top: 12px; border-collapse: collapse; font-size: .75rem; }
.breakdown-table th, .breakdown-table td { padding: 8px 3px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.breakdown-table th:last-child, .breakdown-table td:last-child { text-align: right; }
.estimate-warning { margin-top: 20px; padding: 14px; background: #f1ead9; border-left: 3px solid var(--gold); font-size: .76rem; }
.estimate-warning p { margin: 4px 0 0; color: #5f5a4f; }
.estimate-updated, .copy-status { min-height: 1.2em; margin: 9px 0 0; color: var(--muted); font-size: .75rem; text-align: center; }
.reseller-results { margin: 20px 0 0; padding: 18px; border: 1px solid #b58a34; background: #fff8e8; }
.reseller-results .terminal-label { margin-bottom: 10px; }
.reseller-result-grid { display: grid; gap: 10px; }
.reseller-result-grid div { display: flex; justify-content: space-between; gap: 16px; }
.reseller-result-grid span { color: var(--muted); font-size: .78rem; }
.reseller-result-grid strong { font-size: .96rem; }
.reseller-results > p:last-child { margin: 11px 0 0; color: #665d4b; font-size: .75rem; }

.source-section, .faq { padding-block: 100px; }
.source-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.source-grid article { min-height: 270px; padding: 24px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.source-grid article > span { color: #987019; font: 700 .75rem ui-monospace, monospace; }
.source-grid h3 { margin: 42px 0 8px; font-size: 1.15rem; }
.source-grid p { color: var(--muted); font-size: .86rem; }
.source-grid a, .text-link { color: #7f5a0d; font-weight: 750; text-underline-offset: 4px; }
.text-link { display: inline-block; margin-top: 22px; }

.cta-section { padding-block: 70px; background: var(--gold); }
.cta-inner { display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.cta-inner h2 { max-width: 730px; margin: 0; font-size: clamp(2.4rem, 5vw, 5.2rem); line-height: .95; letter-spacing: -.055em; }
.cta-inner p:not(.eyebrow) { max-width: 670px; margin-bottom: 0; }
.faq .section-heading { margin-bottom: 46px; }
.faq > details { border-top: 1px solid var(--ink); }
.faq > details:last-child { border-bottom: 1px solid var(--ink); }
.faq summary { padding: 20px 2px; cursor: pointer; font-size: 1.05rem; font-weight: 750; }
.faq details p { max-width: 780px; margin: -4px 0 23px; color: var(--muted); }

.consent-panel { position: fixed; inset-inline: 0; top: 0; z-index: 30; display: flex; flex-wrap: wrap; align-items: center; gap: 0 20px; max-height: min(30vh, 150px); overflow-y: auto; padding: 10px 20px; border-bottom: 1px solid var(--ink); background: var(--white); box-shadow: var(--shadow); }
.consent-panel .terminal-label { flex: 1 1 100%; margin: 0; }
.consent-panel h2 { flex: 1 1 auto; min-width: 0; margin: 0; font-size: 1.1rem; }
.consent-panel p:not(.terminal-label) { flex: 1 1 22rem; min-width: 0; margin: 0; color: var(--muted); font-size: .84rem; }
.consent-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-left: auto; }
.consent-panel > a { font-size: .75rem; }

.site-footer { padding: 62px 0 24px; background: var(--ink); color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr; gap: 50px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; }
.footer-grid p { max-width: 390px; color: #aaa69b; font-size: .84rem; }
.footer-grid a, .footer-grid button { padding: 0; border: 0; background: none; color: #cac6bb; cursor: pointer; font-size: .82rem; text-decoration: none; }
.footer-grid a:hover, .footer-grid button:hover { color: var(--gold-light); }
.footer-bottom { margin-top: 48px; padding-top: 20px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid #3f3d37; color: #918e86; font-size: .75rem; }

.content-page { min-height: 65vh; padding-block: 90px; }
.content-page article { max-width: 820px; }
.content-page h1 { margin: 0 0 24px; font-size: clamp(2.8rem, 6vw, 5.4rem); line-height: .95; letter-spacing: -.06em; }
.content-page h2 { margin-top: 48px; font-size: 1.7rem; letter-spacing: -.03em; }
.content-page h3 { margin-top: 30px; }
.content-page p, .content-page li { color: #4e4b43; }
.content-page a { color: #76520a; }
.content-page table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.content-page th, .content-page td { padding: 11px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.callout { margin-block: 28px; padding: 18px; border-left: 4px solid var(--gold); background: var(--white); }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-proof { max-width: 650px; }
  .calculator-layout { grid-template-columns: 1fr; }
  .estimate-card { position: static; }
  .source-grid { grid-template-columns: repeat(2, 1fr); }
  .reseller-controls { grid-template-columns: 1fr; }
  .ai-compact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  :root { --shell: min(100% - 24px, 1180px); }
  .site-header { top: 6px; margin-top: 8px; }
  .site-header nav a:not(.nav-cta) { display: none; }
  .site-header .brand > span:last-child { display: none; }
  .hero { gap: 46px; padding-block: 68px 62px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 5rem); }
  .hero-proof { margin-right: 12px; box-shadow: 10px 10px 0 var(--gold); }
  .calculator-section, .source-section, .faq { padding-block: 64px; }
  .plan-picker, .input-grid, .ai-plan-intro, .ai-product-heading { grid-template-columns: 1fr; }
  .ai-compact-grid { grid-template-columns: 1fr; }
  .source-grid { grid-template-columns: 1fr; }
  .source-grid article { min-height: 215px; }
  .source-grid h3 { margin-top: 26px; }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; }
  .estimate-total { font-size: 3rem; }
  .content-page table { display: block; overflow-x: auto; }
  .consent-panel { padding: calc(8px + env(safe-area-inset-top, 0px)) 12px 8px; max-height: min(30vh, 100px); }
  .consent-panel .terminal-label,
  .consent-panel h2,
  .consent-panel p:not(.terminal-label),
  .consent-panel > a { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  .consent-actions { width: 100%; margin: 0; }
  .consent-actions .button { flex: 1 1 0; min-width: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}