/* PayQuill public site — precision-instrument direction:
   dark ink hero/footer bookending a light paper body, tabular-mono
   numerals wherever a number is the point, minimal ornament. */

:root {
  --ink-950: #0a1024;
  --ink-900: #0f172a;
  --ink-800: #16213e;
  --ink-700: #33415e;
  --ink-500: #64748b;
  --paper: #f5f7fb;
  --card: #ffffff;
  --line: #e2e8f0;
  --line-dark: rgba(255, 255, 255, 0.12);

  --primary: #1b4fd8;
  --primary-light: #3b6ef8;
  --primary-dark: #1239a8;
  --primary-soft: #eef3ff;
  --mint: #0fa97e;
  --mint-soft: #e7f8f2;

  --on-dark: #eef2ff;
  --on-dark-soft: #97a3c4;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 16px 40px -18px rgba(15, 23, 42, 0.24);

  --font-display: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  --font-sans: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  margin: 0;
  text-wrap: balance;
  font-weight: 700;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.shell {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 24px -10px rgba(27, 79, 216, 0.55);
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--on-dark);
  border-color: var(--line-dark);
}

.btn-outline:hover {
  border-color: var(--on-dark);
}

.btn-outline.on-light {
  color: var(--ink-900);
  border-color: var(--ink-500);
}

.btn-outline.on-light:hover {
  border-color: var(--ink-900);
}

.btn-sm {
  height: 38px;
  padding: 0 16px;
  font-size: 0.85rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(10, 16, 36, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-dark);
}

.site-header__inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand__mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--primary);
  display: grid;
  place-items: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  color: var(--on-dark);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- Hero (dark) ---------- */
.hero {
  background: var(--ink-950);
  background-image: radial-gradient(48% 60% at 88% 8%, rgba(27, 79, 216, 0.35), transparent 62%);
  color: var(--on-dark);
  padding: 68px 0 0;
  overflow: clip;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  padding-bottom: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #a9c0ff;
  margin-bottom: 22px;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  flex: none;
}

.hero h1 {
  font-size: clamp(2.3rem, 4vw, 3.3rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: #fff;
}

.hero__lede {
  margin-top: 20px;
  font-size: 1.08rem;
  color: var(--on-dark-soft);
  max-width: 480px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

/* ---------- Calculation panel (the hero thesis) ---------- */
.calc-panel {
  background: var(--ink-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 26px 26px 22px;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.6);
}

.calc-panel__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  margin-bottom: 16px;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-dark);
}

.calc-row:first-of-type {
  padding-top: 0;
}

.calc-row__label {
  font-size: 0.85rem;
  color: var(--on-dark-soft);
}

.calc-row__value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--on-dark);
  font-variant-numeric: tabular-nums;
}

.calc-row--total {
  border-bottom: none;
  padding-top: 16px;
  align-items: center;
}

.calc-row--total .calc-row__label {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--on-dark);
}

.calc-row--total .calc-row__value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mint);
}

.calc-verified {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: 10px;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--mint);
  background: rgba(15, 169, 126, 0.14);
  border-radius: 999px;
  padding: 3px 9px 3px 6px;
  vertical-align: middle;
}

/* ---------- Stat strip (in hero, dark) ---------- */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
  padding: 26px 0;
  border-top: 1px solid var(--line-dark);
}

.hero-stats__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
}

.hero-stats__label {
  font-size: 0.76rem;
  color: var(--on-dark-soft);
  margin-top: 2px;
}

/* ---------- Section heading (light) ---------- */
.section {
  padding: 76px 0;
}

.section-head {
  max-width: 620px;
  margin-bottom: 44px;
}

.section-head .kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  color: var(--ink-900);
}

.section-head p {
  margin-top: 12px;
  color: var(--ink-700);
  font-size: 1.02rem;
}

/* ---------- Core values (evidence list, not cards) ---------- */
.values {
  border-top: 1px solid var(--line);
}

.value-row {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 32px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.value-row:first-child {
  padding-top: 0;
}

.value-row__name {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.value-row__index {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--primary);
}

.value-row__name h3 {
  font-size: 1.2rem;
  color: var(--ink-900);
}

.value-row__evidence {
  color: var(--ink-700);
  font-size: 0.98rem;
  max-width: 640px;
}

.value-row__evidence strong {
  color: var(--ink-900);
}

/* ---------- Feature modules ---------- */
.module {
  margin-bottom: 52px;
}

.module:last-child {
  margin-bottom: 0;
}

.module__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 8px;
}

.module__tab {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 5px;
  padding: 2px 7px;
  flex: none;
}

.module__head h3 {
  font-size: 1.25rem;
  color: var(--ink-900);
}

.module__desc {
  color: var(--ink-500);
  font-size: 0.94rem;
  max-width: 640px;
  margin-bottom: 22px;
}

/* One row per module: --count (set inline per module) is that module's
   real feature count, so the row always divides evenly with no leftover
   grey cell — every module just gets as many equal columns as it has
   features. Below 760px this switches to a swipeable single-row carousel
   instead of wrapping, since fixed equal columns stop fitting a phone. */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(var(--count, 3), 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.feature-card {
  background: var(--card);
  padding: 22px 20px;
  min-width: 0;
}

.feature-card h4 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink-900);
}

.feature-card__hook {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--primary);
  margin: 8px 0 8px;
}

.feature-card p.feature-card__desc {
  font-size: 0.89rem;
  color: var(--ink-700);
}

/* ---------- CTA + footer (dark, bookends the hero) ---------- */
.closing {
  background: var(--ink-950);
  color: var(--on-dark);
}

.cta {
  padding: 76px 0;
  border-bottom: 1px solid var(--line-dark);
}

.cta__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: start;
}

.cta__intro {
  max-width: 460px;
  padding-top: 8px;
}

.cta__intro h2 {
  color: #fff;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.cta__intro p {
  margin-top: 12px;
  color: var(--on-dark-soft);
  font-size: 1rem;
}

.cta__intro .hero__actions {
  margin-top: 28px;
}

/* ---------- Inquiry form ---------- */
.inquiry-card {
  background: var(--ink-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.6);
}

.inquiry-alert {
  font-size: 0.85rem;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin: 0 0 16px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--on-dark);
}

.inquiry-alert--success {
  background: rgba(15, 169, 126, 0.16);
  color: #bdf3de;
}

.inquiry-alert--error {
  background: rgba(220, 38, 38, 0.16);
  color: #ffc9c9;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.field-input {
  width: 100%;
  background: var(--ink-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--on-dark);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: border-color 0.15s ease;
}

.field-input::placeholder {
  color: var(--on-dark-soft);
  opacity: 0.75;
}

.field-input:focus {
  outline: none;
  border-color: var(--primary-light);
}

textarea.field-input {
  resize: vertical;
  min-height: 72px;
  font-family: var(--font-sans);
}

select.field-input {
  cursor: pointer;
}

.field-error {
  font-size: 0.76rem;
  color: #ff9b9b;
  margin: 0;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.inquiry-submit {
  width: 100%;
  margin-top: 4px;
}

.footer__top {
  padding: 48px 0 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}

.footer__tagline {
  margin-top: 12px;
  color: var(--on-dark-soft);
  font-size: 0.9rem;
  max-width: 320px;
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  margin-bottom: 12px;
}

.footer__col a {
  display: block;
  padding: 5px 0;
  font-size: 0.9rem;
  color: var(--on-dark);
  opacity: 0.82;
}

.footer__col a:hover {
  opacity: 1;
  color: #a9c0ff;
}

.footer__bottom {
  border-top: 1px solid var(--line-dark);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--on-dark-soft);
}

/* ---------- Legal pages ---------- */
.legal-hero {
  background: var(--ink-950);
  color: var(--on-dark);
  padding: 56px 0 40px;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--on-dark-soft);
  margin-bottom: 22px;
}

.legal-back:hover {
  color: #fff;
}

.legal-hero h1 {
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
  color: #fff;
}

.legal-effective {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #a9c0ff;
}

.legal-intro {
  margin-top: 14px;
  color: var(--on-dark-soft);
  font-size: 1rem;
  max-width: 640px;
}

.legal-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  padding: 44px 0 80px;
  align-items: start;
}

.legal-nav {
  position: sticky;
  top: 90px;
}

.legal-nav-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 12px;
}

.legal-nav a {
  display: block;
  padding: 6px 0;
  font-size: 0.87rem;
  color: var(--ink-700);
  border-left: 2px solid transparent;
  padding-left: 10px;
  margin-left: -10px;
}

.legal-nav a:hover {
  color: var(--primary);
  border-left-color: var(--primary);
}

.legal-section {
  margin-bottom: 34px;
  scroll-margin-top: 90px;
}

.legal-section h2 {
  font-size: 1.12rem;
  margin-bottom: 12px;
  color: var(--ink-900);
}

.legal-section p {
  color: var(--ink-700);
  font-size: 0.94rem;
  margin-bottom: 10px;
}

.legal-closing {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink-500);
  font-size: 0.89rem;
  font-style: italic;
}

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .calc-row {
    opacity: 0;
    animation: rowIn 0.5s ease forwards;
  }

  .calc-row:nth-child(1) {
    animation-delay: 0.05s;
  }

  .calc-row:nth-child(2) {
    animation-delay: 0.2s;
  }

  .calc-row:nth-child(3) {
    animation-delay: 0.35s;
  }

  .calc-row:nth-child(4) {
    animation-delay: 0.5s;
  }

  .calc-row--total {
    animation-delay: 0.72s;
  }

  @keyframes rowIn {
    from {
      opacity: 0;
      transform: translateY(4px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }

  .cta__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cta__intro {
    max-width: none;
  }

  .value-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .footer__top {
    grid-template-columns: 1fr;
  }

  .legal-layout {
    grid-template-columns: 1fr;
  }

  .legal-nav {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 16px;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

/* Tablet and down: a module's feature row stops fitting N equal fixed
   columns, so it becomes a swipeable single row instead of wrapping. */
@media (max-width: 760px) {
  .feature-grid {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 84%;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .feature-card {
    scroll-snap-align: start;
  }
}

/* Phone width */
@media (max-width: 560px) {
  .field-row {
    grid-template-columns: 1fr;
  }

  .inquiry-card {
    padding: 20px;
  }

  .shell {
    padding: 0 18px;
  }

  .site-header__inner {
    padding: 12px 18px;
  }

  .hero {
    padding-top: 56px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 22px 0;
  }

  .section {
    padding: 52px 0;
  }

  .calc-panel {
    padding: 22px 18px 18px;
  }

  .calc-row__label,
  .calc-row__value {
    font-size: 0.82rem;
  }

  .calc-row--total .calc-row__value {
    font-size: 1.28rem;
  }

  .cta {
    padding: 56px 0 40px;
  }

  .footer__top {
    padding: 40px 0 26px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 4px;
  }
}