/* Hallmark · v2.0.0 · genre: atmospheric · theme: navy-gold (by request) · date: 2026-11-11 · posture: committed · surface: absolute · hero: thesis left, two actions under · nav: edge-aligned, wordmark and two actions · footer: mast, brand left, link columns right · prompt: ultra front door sales page, honest numbers, waitlist conversion */
/* Critique: Ultra front door sales and waitlist instrument. Authoritative, high contrast. */


:root {
  --color-paper: #080e1a;
  --color-paper-elev: #0d172a;
  --color-surface: rgba(18, 30, 53, 0.75);
  --color-surface-solid: #121e35;
  --color-surface-elev: #1a2947;
  --color-line: rgba(255, 255, 255, 0.08);
  --color-line-strong: rgba(255, 255, 255, 0.14);
  --color-line-subtle: rgba(255, 255, 255, 0.05);
  --color-line-hover: rgba(255, 255, 255, 0.22);
  --color-ink: #f1f5f9;
  --color-ink-muted: #94a3b8;
  --color-ink-sub: rgba(148, 163, 184, 0.92);
  --color-gold: #b8862e;
  --color-gold-hi: #d4a94f;
  --color-gold-hover: #dfb75e;
  --color-gold-sub: rgba(184, 134, 46, 0.12);
  --color-gold-glow: rgba(212, 169, 79, 0.16);
  --color-gold-border: rgba(212, 169, 79, 0.35);
  --color-gold-bg: rgba(212, 169, 79, 0.08);
  --color-strip-bg: rgba(184, 134, 46, 0.08);
  --color-strip-border: rgba(184, 134, 46, 0.22);
  --color-selection-bg: rgba(212, 169, 79, 0.32);
  --color-selection-ink: var(--color-ink);
  --color-dark-input: rgba(8, 14, 26, 0.88);
  --color-dark-box: rgba(0, 0, 0, 0.4);
  --color-code-bg: rgba(0, 0, 0, 0.32);
  --color-cream: #e8d5a8;

  --font-serif: 'IBM Plex Serif', Georgia, Cambria, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --max-w: 1120px;
  --radius-sm: 4px;
  --radius: 6px;
  --radius-card: 12px;
  --radius-pill: 9999px;

  --motion-fast: 150ms;
  --motion-base: 250ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html, body {
  overflow-x: clip;
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--color-selection-bg);
  color: var(--color-selection-ink);
}

:focus-visible {
  outline: 2px solid var(--color-gold-hi);
  outline-offset: 2px;
}

:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* Background Atmosphere */
body {
  min-height: 100vh;
  background-color: var(--color-paper);
  background-image: radial-gradient(ellipse 70% 35% at 50% -5%, var(--color-gold-sub) 0%, transparent 60%);
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

@media (min-width: 640px) {
  .container {
    padding-inline: 2rem;
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--color-paper);
  border-bottom: 1px solid var(--color-line);
  padding-block: 0.875rem;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-group {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-badge {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-gold-hi);
  border: 1px solid var(--color-gold-border);
  background: var(--color-gold-bg);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  color: var(--color-ink-muted);
}

.nav-link:hover {
  color: var(--color-ink);
}

.nav-link:active {
  color: var(--color-gold-hi);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity var(--motion-fast) var(--ease),
              transform var(--motion-fast) var(--ease);
}

.btn-primary {
  background-color: var(--color-gold-hi);
  color: var(--color-paper);
  border-color: var(--color-gold-hi);
}

.btn-primary:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
}

.btn-primary:active {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-line-strong);
  color: var(--color-ink);
}

.btn-secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-hi);
}

.btn-secondary:active {
  background-color: var(--color-gold-bg);
}

.btn-ghost {
  background: transparent;
  color: var(--color-ink-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  color: var(--color-ink);
}

.btn-ghost:active {
  color: var(--color-gold-hi);
}

.btn-sm {
  padding: 0.4rem 0.875rem;
  font-size: 0.8125rem;
  min-height: 44px;
}

/* Status Banner */
.status-strip {
  background: var(--color-strip-bg);
  border-bottom: 1px solid var(--color-strip-border);
  padding-block: 0.5rem;
}

.status-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-gold-hi);
  text-align: center;
  flex-wrap: wrap;
}

.status-pulse {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: var(--radius-pill);
  background-color: var(--color-gold-hi);
}

.status-strip a {
  text-decoration: underline;
  text-underline-offset: 3px;
  color: var(--color-cream);
}

/* Hero Section */
.hero {
  padding-top: 4rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--color-line);
}

@media (min-width: 768px) {
  .hero {
    padding-top: 5.5rem;
    padding-bottom: 4.5rem;
  }
}

.hero-thesis {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--color-ink);
  max-width: 900px;
}

@media (min-width: 768px) {
  .hero-thesis {
    font-size: 3.75rem;
  }
}

.hero-sub {
  margin-top: 1.5rem;
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-ink-muted);
  max-width: 760px;
}

.hero-sub strong {
  color: var(--color-ink);
  font-weight: 600;
}

.hero-gap-pill {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  list-style: none;
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-cream);
}

.hero-gap-pill li {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 2.25rem;
}

/* Sections */
.section {
  padding-block: 4.5rem;
  border-bottom: 1px solid var(--color-line);
}

.section-head {
  margin-bottom: 2.5rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.375rem;
  }
}

.section-desc {
  margin-top: 0.75rem;
  font-size: 1.0625rem;
  color: var(--color-ink-muted);
  max-width: 720px;
}

/* Demo Band */
.demo-band {
  background: var(--color-paper-elev);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-card);
  padding: 2.5rem 1.75rem;
  margin-block: 1rem;
  display: grid;
  gap: 2rem;
}

@media (min-width: 840px) {
  .demo-band {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: center;
    padding: 3rem;
  }
}

.demo-preview-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  padding: 1.5rem;
  font-family: var(--font-mono);
  color: var(--color-ink);
}

.demo-card-score {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-block: 0.75rem;
}

.score-num-a {
  font-size: 1.5rem;
  color: var(--color-ink-muted);
  font-variant-numeric: tabular-nums;
}

.score-arrow {
  color: var(--color-ink-sub);
}

.score-num-b {
  font-family: var(--font-serif);
  font-size: 3.25rem;
  font-weight: 700;
  color: var(--color-gold-hi);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 1.75rem;
}

.card:hover {
  border-color: var(--color-line-hover);
}

.card-faculty-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.card-faculty-tag {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-gold-hi);
}

.card-h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 0.5rem;
}

.card-p {
  font-size: 0.9375rem;
  color: var(--color-ink-muted);
  line-height: 1.6;
}

.card-code {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-gold);
  background: var(--color-code-bg);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line-subtle);
}

/* Ledger Table */
.ledger-wrap {
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-card);
  overflow-x: auto;
  background: var(--color-surface);
}

.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.ledger-table th, .ledger-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-line);
}

.ledger-table th {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
  background: var(--color-paper-elev);
}

.ledger-num {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-gold-hi);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.ledger-measure {
  font-weight: 600;
  color: var(--color-ink);
}

.ledger-how {
  color: var(--color-ink-muted);
  font-size: 0.8125rem;
}

.ledger-how code {
  font-family: var(--font-mono);
  color: var(--color-cream);
  background: var(--color-code-bg);
  padding: 0.15rem 0.35rem;
  border-radius: 3px;
}

.ledger-footer-note {
  padding: 0.875rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-sub);
  background: var(--color-paper);
}

/* Pricing Grid */
.pricing-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-card);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
}

.pricing-card-featured {
  border: 2px solid var(--color-gold);
  background: var(--color-surface-elev);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  background: var(--color-gold-hi);
  color: var(--color-paper);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
}

.pricing-price {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-ink);
  margin-top: 1rem;
  font-variant-numeric: tabular-nums;
}

.pricing-tier-breakdown {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-gold-hi);
  margin-top: 0.5rem;
}

.pricing-list {
  list-style: none;
  margin-block: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-ink-muted);
  flex-grow: 1;
}

.pricing-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pricing-list li strong {
  color: var(--color-ink);
}

.pricing-check {
  color: var(--color-gold-hi);
  font-weight: 700;
}

/* Waitlist Form Section */
.waitlist-section {
  background: var(--color-paper-elev);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-card);
  padding: 3rem 1.5rem;
  max-width: 760px;
  margin-inline: auto;
}

@media (min-width: 640px) {
  .waitlist-section {
    padding: 3.5rem 3rem;
  }
}

.waitlist-form {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

.form-input, .form-select {
  background: var(--color-dark-input);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--color-ink);
  font-size: 0.9375rem;
}

.form-input:focus, .form-select:focus {
  border-color: var(--color-gold-hi);
  outline: 2px solid var(--color-gold-hi);
  outline-offset: 1px;
}

.form-input::placeholder {
  color: var(--color-ink-sub);
}

.waitlist-fallback {
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
  text-align: center;
}

.waitlist-fallback a {
  color: var(--color-gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Footer */
.site-footer {
  padding-block: 4rem 3rem;
  border-top: 1px solid var(--color-line);
  background-color: var(--color-paper-elev);
  color: var(--color-ink-muted);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-brand-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-ink);
  margin-bottom: 0.5rem;
}

.footer-brand p {
  color: var(--color-ink-muted);
  font-size: 0.875rem;
  max-width: 380px;
}

.footer-col-label {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gold-hi);
  margin-bottom: 0.75rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-ink-muted);
}

.footer-nav-list a:hover {
  color: var(--color-ink);
}

.footer-nav-list a:active {
  color: var(--color-gold-hi);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-sub);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* Stage III batch: front-door fix pass */
html {
  scroll-padding-top: 5.5rem;
}
[id] {
  scroll-margin-top: 5.5rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--color-gold-hi);
  color: var(--color-paper);
  padding: 0.5rem 1rem;
  font-weight: 600;
}
.skip-link:focus-visible { left: 0; }

.card-ico {
  width: 20px;
  height: 20px;
  color: var(--color-gold-hi);
  flex-shrink: 0;
}

.h3-glyph {
  width: 0.85em;
  height: 0.85em;
  color: var(--color-gold-hi);
}

.grid-note {
  margin-top: 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}
.grid-note code { color: var(--color-cream); }

.demo-meta { display: flex; justify-content: space-between; font-size: 0.75rem; color: var(--color-ink-muted); }
.demo-meta-gold { color: var(--color-gold-hi); }
.demo-q { font-size: 0.875rem; color: var(--color-ink); margin-top: 0.75rem; }
.demo-delta { font-size: 0.75rem; color: var(--color-gold-hi); margin-top: 0.5rem; }
.demo-cta { margin-top: 1.5rem; }
.demo-preview-card {
  background-image:
    linear-gradient(var(--color-line-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-line-subtle) 1px, transparent 1px);
  background-size: 24px 24px;
}

.qualifier-antecedent {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

.pricing-tier-label { font-family: var(--font-sans); font-size: 0.75rem; color: var(--color-ink-muted); }
.pricing-tier-label-gold { font-family: var(--font-sans); font-size: 0.75rem; color: var(--color-gold-hi); }
.pricing-name { font-family: var(--font-serif); font-size: 1.75rem; color: var(--color-ink); margin-top: 0.5rem; }
.price-alt { font-size: 1.25rem; font-family: var(--font-mono); color: var(--color-gold); }
.pricing-actions { margin-top: auto; display: flex; flex-direction: column; gap: 0.5rem; }
.btn-block { width: 100%; }
.pricing-footnote {
  text-align: center;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
  margin-top: 0.5rem;
}

.footer-cols { display: flex; gap: 3rem; flex-wrap: wrap; }

.demo-band { color: var(--color-ink); }
.pricing-card-featured { color: var(--color-ink); }
.waitlist-section { color: var(--color-ink); }

.waitlist-success {
  display: none;
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid var(--color-gold-border);
  background: var(--color-gold-bg);
  border-radius: var(--radius-card);
  text-align: center;
}
.waitlist-success h3 { font-family: var(--font-serif); font-size: 1.35rem; color: var(--color-ink); }
.waitlist-success p { margin-top: 0.5rem; color: var(--color-ink-muted); font-size: 0.9375rem; }
.waitlist-success a { color: var(--color-gold-hi); text-decoration: underline; text-underline-offset: 3px; }
#waitlist-success:target { display: block; }
.waitlist-section:has(#waitlist-success:target) .waitlist-form { display: none; }
.waitlist-section:has(#waitlist-success:target) .qualifier-antecedent { display: none; }

/* T008 confirm: mobile header — declutter so the primary CTA never clips */
@media (max-width: 560px) {
  .header-actions .btn-ghost { display: none; }
  .brand-badge { display: none; }
  .brand-title { font-size: 1.05rem; }
  .header-actions { gap: 0.5rem; }
}

/* Motion & Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}