:root {
  --paper: #efe8db;
  --paper-2: #e6ddcc;
  --cream: #f7f2e8;
  --ink: #1b1712;
  --ink-soft: #2e2923;
  --muted: #6a6156;
  --line: #c9bba4;
  --line-strong: #b5a58b;
  --seal: #8a3b2a;
  --seal-deep: #6e2d20;
  --on-seal: #f6efe4;
  --night: #171410;
  --night-2: #221e19;
  --night-line: #3a342c;
  --night-muted: #b4a898;
  --display: "Fraunces", "Iowan Old Style", Palatino, Georgia, serif;
  --sans: "Manrope", "Segoe UI", sans-serif;
  --measure: 38rem;
  --page: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.75rem);
}

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

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 17px/1.55 var(--sans);
}

/* Shop field — copper workshop photograph + pipe drawing, washed like paper */
.site-field {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: var(--paper);
  background-image:
    radial-gradient(rgb(27 23 18 / 0.04) 0.55px, transparent 0.7px),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      rgb(27 23 18 / 0.016) 3px,
      rgb(27 23 18 / 0.016) 4px
    ),
    linear-gradient(
      108deg,
      rgb(239 232 219 / 0.82) 0%,
      rgb(239 232 219 / 0.55) 24%,
      rgb(239 232 219 / 0.22) 48%,
      rgb(232 220 200 / 0.16) 100%
    ),
    url("../assets/pipe-field.svg"),
    url("../assets/background.jpg");
  background-size:
    3.5px 3.5px,
    auto,
    auto,
    min(92rem, 160vw) auto,
    cover;
  background-position:
    0 0,
    0 0,
    0 0,
    112% -6%,
    58% 58%;
  background-repeat: repeat, repeat, no-repeat, no-repeat, no-repeat;
}

.site-field::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(95% 72% at 12% 16%, rgb(247 242 232 / 0.48), transparent 58%),
    linear-gradient(180deg, rgb(138 59 42 / 0.05), transparent 34%);
  pointer-events: none;
}

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

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 1px solid var(--seal);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.45rem 0.7rem;
  background: var(--ink);
  color: var(--cream);
  text-decoration: none;
  font-size: 0.85rem;
}

.skip:focus {
  top: 0.75rem;
}

.wrap {
  width: min(100% - (var(--gutter) * 2), var(--page));
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  min-height: 2.75rem;
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.brand__name {
  white-space: nowrap;
}

.brand__spine {
  display: block;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 2.75rem;
  overflow: hidden;
  background: url("../assets/logo-light.jpg") center / contain no-repeat;
}

.is-dark .brand {
  color: var(--cream);
}

.is-dark .brand__spine,
.masthead--night .brand__spine {
  background-image: url("../assets/logo-dark.jpg");
}

.demo-bar {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 1rem;
  background: #0c1220;
  color: #cbd5e1;
  font-size: 0.82rem;
}

.demo-bar a {
  color: #7dd3fc;
  text-decoration: none;
  font-weight: 700;
}

.demo-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

/* Header */
.masthead {
  position: sticky;
  top: 2.3rem;
  z-index: 8;
  background: color-mix(in srgb, var(--paper) 78%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.masthead__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  min-height: 4.35rem;
}

.masthead nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 1.35rem;
}

.masthead nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

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

.masthead__cta {
  margin-left: 0.4rem;
}

/* Buttons — seal reserved for the one action */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.55rem 1.15rem;
  border: 1px solid var(--seal);
  background: var(--seal);
  color: var(--on-seal);
  text-decoration: none;
  font: 600 0.92rem/1 var(--sans);
  letter-spacing: 0.01em;
  cursor: pointer;
}

.btn:hover {
  background: var(--seal-deep);
  border-color: var(--seal-deep);
}

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

.btn--ghost:hover {
  background: var(--paper-2);
  border-color: var(--ink);
}

.btn--light {
  background: var(--cream);
  color: var(--ink);
  border-color: var(--cream);
}

.btn--light:hover {
  background: white;
}

.btn--block {
  width: 100%;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: end;
  padding: clamp(2.25rem, 6vh, 4.5rem) 0 clamp(2.75rem, 7vh, 5rem);
}

.hero__copy {
  max-width: 36rem;
  padding-bottom: 0.35rem;
}

.place {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.place span {
  color: var(--seal);
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 560;
  letter-spacing: -0.03em;
}

h1 {
  margin: 0 0 1.1rem;
  font-size: clamp(2.6rem, 6.4vw, 4.85rem);
  line-height: 0.94;
}

.lede {
  margin: 0 0 1.6rem;
  max-width: 32rem;
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.55;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.text-link {
  color: var(--muted);
  font-size: 0.95rem;
}

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

.hero__plate {
  margin: 0;
}

.hero__plate img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border: 1px solid var(--line-strong);
  background: var(--paper);
}

.hero__plate figcaption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

/* Proof — a ruled index, not badges */
.proof {
  border-block: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper-2) 55%, transparent);
}

.proof__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.proof article {
  padding: 1.35rem 1.2rem 1.45rem 0;
}

.proof article + article {
  padding-left: 1.35rem;
  border-left: 1px solid var(--line);
}

.proof .num {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--seal);
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
}

.proof h2 {
  margin: 0 0 0.4rem;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}

.proof p {
  margin: 0;
  max-width: 22rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Shared section chrome */
.section {
  padding: clamp(3.25rem, 8vh, 5.25rem) 0;
}

.section--tight {
  padding-top: clamp(2.5rem, 6vh, 3.75rem);
}

.section__head {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) minmax(0, 1fr);
  gap: 1rem 2rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
  max-width: 54rem;
}

.section__head h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.85rem);
  line-height: 1;
}

.section__head p {
  margin: 0.35rem 0 0;
  max-width: var(--measure);
  color: var(--muted);
}

.chap {
  margin: 0;
  color: var(--seal);
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

/* Services as chapters */
.work-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.work-list article {
  display: grid;
  grid-template-columns: 4.5rem minmax(10rem, 18rem) minmax(0, 1fr);
  gap: 1rem 1.75rem;
  padding: 1.35rem 0 1.45rem;
  border-bottom: 1px solid var(--line);
}

.work-list h3 {
  margin: 0;
  font-size: 1.45rem;
  letter-spacing: -0.025em;
}

.work-list p {
  margin: 0;
  max-width: 38rem;
  color: var(--muted);
}

/* How it works */
.steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 2.5rem;
}

.steps li {
  list-style: none;
}

.steps ol {
  display: contents;
  margin: 0;
  padding: 0;
}

.steps article {
  padding: 1.4rem 0 0.25rem;
  border-top: 1px solid var(--line);
}

.steps h3 {
  margin: 0 0 0.45rem;
  font-size: 1.4rem;
}

.steps p {
  margin: 0;
  color: var(--muted);
}

/* Area / shop note */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: start;
}

.prose {
  max-width: 36rem;
}

.prose p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

.prose p:last-child {
  margin-bottom: 0;
}

.towns {
  margin: 0;
  padding: 1.4rem 1.35rem 1.5rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--cream) 70%, transparent);
}

.towns h3 {
  margin: 0 0 0.85rem;
  font-size: 1.25rem;
}

.towns ul {
  margin: 0;
  padding: 0;
  columns: 2;
  gap: 1.25rem;
}

.towns li {
  list-style: none;
  padding: 0.28rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  break-inside: avoid;
}

/* FAQ */
.faq {
  max-width: 48rem;
}

.faq details {
  border-top: 1px solid var(--line);
}

.faq details:last-child {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 0;
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 560;
  letter-spacing: -0.02em;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  color: var(--seal);
  font-family: var(--sans);
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1;
}

.faq details[open] summary::after {
  content: "–";
}

.faq details p {
  margin: 0 0 1.15rem;
  max-width: 38rem;
  color: var(--muted);
}

/* Terminal CTA */
.closer {
  background: var(--night);
  color: var(--cream);
}

.closer .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 22rem);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  padding-block: clamp(3.25rem, 8vh, 5.25rem);
}

.closer .chap {
  color: color-mix(in srgb, var(--seal) 70%, #e8b8a4);
}

.closer h2 {
  margin: 0 0 0.9rem;
  font-size: clamp(2.15rem, 4.4vw, 3.2rem);
  line-height: 0.98;
}

.closer .lede {
  color: var(--night-muted);
}

.ticket {
  padding: 1.25rem 1.2rem 1.3rem;
  border: 1px solid var(--night-line);
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      rgb(255 255 255 / 0.015) 3px,
      rgb(255 255 255 / 0.015) 4px
    ),
    var(--night-2);
}

.ticket h3 {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
}

.ticket > p {
  margin: 0 0 1.1rem;
  color: var(--night-muted);
  font-size: 0.92rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.75rem;
}

.field span {
  color: var(--night-muted);
  font-size: 0.78rem;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--night-line);
  background: var(--night);
  color: var(--cream);
  font: 16px/1.4 var(--sans);
}

.field textarea {
  min-height: 6.5rem;
  resize: vertical;
}

.note {
  margin: 0.75rem 0 0;
  color: var(--night-muted);
  font-size: 0.8rem;
}

.done {
  margin: 0;
  color: var(--cream);
}

.done[hidden],
.ticket form[hidden] {
  display: none;
}

/* Footer */
.colophon {
  background: var(--night);
  color: var(--night-muted);
  border-top: 1px solid var(--night-line);
}

.colophon .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 1.15rem 0 1.35rem;
  font-size: 0.88rem;
}

.colophon a {
  color: var(--cream);
  text-decoration: none;
}

.colophon a:hover {
  text-decoration: underline;
}

@media (max-width: 860px) {
  .site-field {
    background-image:
      radial-gradient(rgb(27 23 18 / 0.04) 0.55px, transparent 0.7px),
      repeating-linear-gradient(
        0deg,
        transparent,
        transparent 3px,
        rgb(27 23 18 / 0.016) 3px,
        rgb(27 23 18 / 0.016) 4px
      ),
      linear-gradient(
        180deg,
        rgb(239 232 219 / 0.86) 0%,
        rgb(239 232 219 / 0.48) 28%,
        rgb(239 232 219 / 0.18) 58%,
        rgb(232 220 200 / 0.14) 100%
      ),
      url("../assets/pipe-field.svg"),
      url("../assets/background.jpg");
    background-position:
      0 0,
      0 0,
      0 0,
      80% 0%,
      62% 48%;
  }

  .hero,
  .split,
  .closer .wrap,
  .section__head,
  .work-list article,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero {
    align-items: start;
  }

  .hero__plate img {
    aspect-ratio: 1 / 1;
    max-width: 22rem;
    margin-inline: auto;
  }

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

  .proof article + article {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .work-list article {
    gap: 0.25rem 1rem;
  }

  .section__head {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 640px) {
  .masthead__inner {
    flex-wrap: wrap;
    padding-block: 0.65rem;
    min-height: 0;
  }

  .masthead nav {
    width: 100%;
    order: 3;
    padding-top: 0.15rem;
    padding-bottom: 0.15rem;
  }

  .masthead__cta {
    margin-left: auto;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .towns ul {
    columns: 1;
  }
}

@media print {
  .demo-bar {
    position: static;
  }

  .masthead {
    top: 0;
  }
}