/* Whyte Plumbing — the Pipe Doctor answers his own phone.
   Paper field, pipe navy ink, one brass call pill. */
:root {
  --field: #f7f3ea;
  --paper-soft: #efe8d8;
  --sky: #dcebF5;
  --ink: #16324a;
  --deep: #0e2233;
  --call: #c98a1b;
  --call-hover: #b3770f;
  --call-ink: #14202b;
  --ghost: #f7f3ea;
  --line: rgba(22, 50, 74, 0.22);

  --font-display: "Archivo", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --ease-out-expo: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-out-expo-alt: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-in-out-quart: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-out-circ: cubic-bezier(0.075, 0.82, 0.165, 1);
  --dur-fast: 0.3s;
  --dur-hover: 0.5s;
  --dur-enter: 0.7s;
  --dur-nav: 0.8s;
  --dur-hero: 1.5s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--field);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 800;
}

h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
}

a {
  color: inherit;
}

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

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 60;
  background: var(--field);
  color: var(--ink);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
}

.kicker {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 0.9em;
  color: var(--call-hover);
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  transition: background var(--dur-fast) var(--ease-out-circ), color var(--dur-fast) var(--ease-out-circ), transform var(--dur-fast) var(--ease-out-circ);
}
.btn:hover {
  transform: translate3d(0, -2px, 0);
}
.btn-fill {
  background: var(--call);
  color: var(--call-ink);
}
.btn-fill:hover {
  background: var(--call-hover);
}
.btn-ghost {
  border: 1.5px solid currentColor;
  color: var(--ghost);
}
.call-nowrap {
  white-space: nowrap;
}

.link-underline {
  position: relative;
  text-decoration: none;
}
.link-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 2px;
  background: var(--call);
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform var(--dur-hover) var(--ease-out-expo-alt);
}
.link-underline:hover::after {
  transform: scaleX(1);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.85rem 4vw;
  background: var(--field);
  border-bottom: 1px solid var(--line);
}
.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  margin-right: auto;
}
.site-header nav {
  display: flex;
  gap: 1.4rem;
  font-weight: 500;
  font-size: 0.98rem;
}
.site-header .btn {
  padding: 0.65rem 1.25rem;
  font-size: 0.95rem;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 100dvh;
  display: flex;
  align-items: center;
}
.hero-img {
  position: absolute;
  inset: -8% 0;
  width: 100%;
  height: 116%;
  object-fit: cover;
  object-position: 72% 25%;
  opacity: 0;
  transition: opacity var(--dur-hero) var(--ease-out-expo);
}
.hero.is-in .hero-img,
.hero-img.is-in {
  opacity: 1;
}
.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 36rem;
  margin: 6rem 4vw;
  padding: 2.4rem 2.4rem 2.2rem;
  background: rgba(14, 34, 51, 0.72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(247, 243, 234, 0.22);
  border-radius: 1.25rem;
  color: var(--ghost);
}
.hero-copy .kicker {
  color: #e8b64c;
}
.hero-copy p {
  color: rgba(247, 243, 234, 0.92);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 1.4em 0 1em;
}
.hero-phones {
  font-size: 0.95rem;
  margin: 0;
}
.hero-phones a {
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* Trust strip */
.trust {
  background: var(--deep);
  color: var(--ghost);
  padding: 1.4rem 4vw;
}
.trust ul {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 70rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 2.5rem;
  justify-content: center;
}
.trust li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.98rem;
}
.trust svg {
  color: #e8b64c;
  flex: none;
}

/* Sections */
.services,
.about,
.how,
.area,
.faq,
.contact {
  padding: 5rem 4vw;
}
.section-head {
  max-width: 42rem;
  margin-bottom: 3rem;
}
.services .section-head,
.faq .section-head,
.contact .section-head {
  margin-inline: auto;
  text-align: center;
}
.services .section-head p:last-child,
.faq .section-head p:last-child,
.contact .section-head p:last-child {
  margin-bottom: 0;
}

/* River */
.river-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 68rem;
  margin: 0 auto 4.5rem;
}
.river-row:last-child {
  margin-bottom: 0;
}
.river-row.flip img {
  order: 2;
}
.river-row img {
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: var(--paper-soft);
}
.river-row h3 {
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
}
.river-row p {
  margin: 0;
  max-width: 34rem;
  color: rgba(22, 50, 74, 0.88);
}

/* About */
.about {
  background: var(--deep);
  color: var(--ghost);
}
.about .section-head {
  margin-bottom: 0;
}
.about .kicker {
  color: #e8b64c;
}
.about p {
  color: rgba(247, 243, 234, 0.9);
}

/* How */
.how {
  background: var(--sky);
}
.how ol {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 68rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}
.how li {
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.8rem 1.6rem;
}
.how svg {
  color: var(--call-hover);
  margin-bottom: 0.8rem;
}
.how h3 {
  font-size: 1.15rem;
}
.how p {
  margin: 0;
  font-size: 0.98rem;
}

/* Area */
.area .section-head {
  margin-bottom: 0;
}

/* FAQ */
.faq-list {
  max-width: 44rem;
  margin: 0 auto;
}
.faq-list details {
  border-top: 1px solid var(--line);
}
.faq-list details:last-child {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 0;
  font-weight: 600;
  font-family: var(--font-display);
  font-size: 1.05rem;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list details p {
  margin: 0 0 1.15rem;
  max-width: 46ch;
}

/* Contact */
.contact {
  background: var(--paper-soft);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  max-width: 64rem;
  margin: 0 auto 3rem;
}
.contact-lines p {
  margin-bottom: 1.3rem;
}
.contact-lines strong {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--call-hover);
}
.contact-lines a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
}
.contact-lines a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.contact-form {
  display: grid;
  gap: 1rem;
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.8rem;
}
.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.92rem;
}
.contact-form input,
.contact-form textarea {
  font: inherit;
  font-weight: 400;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  padding: 0.7rem 0.9rem;
  width: 100%;
}
.contact-form .btn {
  border: 0;
  cursor: pointer;
  font-size: 1rem;
  justify-self: start;
}
.form-note {
  font-size: 0.88rem;
  margin: 0;
  color: rgba(22, 50, 74, 0.8);
}
.map-wrap {
  max-width: 64rem;
  margin: 0 auto;
}
.map-wrap iframe {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 1rem;
  display: block;
}

/* Footer */
.site-footer {
  background: var(--deep);
  color: rgba(247, 243, 234, 0.85);
  padding: 2.2rem 4vw;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 2rem;
  justify-content: space-between;
  font-size: 0.92rem;
}
.site-footer p {
  margin: 0;
}

/* Call dock: narrow screens only */
.call-dock {
  display: none;
}

[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 50px, 0);
  transition:
    opacity var(--dur-enter) var(--ease-out-expo),
    transform var(--dur-enter) var(--ease-out-expo);
}
[data-reveal].is-in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

[data-reveal="cascade"] {
  opacity: 1;
  transform: none;
  transition: none;
}
[data-reveal="cascade"] > * {
  opacity: 0;
  transform: translate3d(0, 50px, 0);
  transition:
    opacity var(--dur-enter) var(--ease-out-expo),
    transform var(--dur-enter) var(--ease-out-expo);
}
[data-reveal="cascade"].is-in > * {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@media (max-width: 900px) {
  .river-row {
    gap: 1.8rem;
  }
  .how ol {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header nav {
    display: none;
  }
  .site-header {
    gap: 1rem;
  }
  .site-header .btn {
    padding: 0.6rem 1.05rem;
    font-size: 0.88rem;
  }
  .hero-copy {
    margin: 5rem 4vw;
    padding: 1.8rem 1.5rem;
  }
  .river-row,
  .river-row.flip {
    grid-template-columns: 1fr;
  }
  .river-row.flip img {
    order: 0;
  }
  .services,
  .about,
  .how,
  .area,
  .faq,
  .contact {
    padding: 3.5rem 5vw;
  }
  body {
    padding-bottom: 4.2rem;
  }
  .call-dock {
    display: block;
    position: fixed;
    left: 4vw;
    right: 4vw;
    bottom: calc(0.9rem + env(safe-area-inset-bottom));
    z-index: 55;
    text-align: center;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    background: var(--call);
    color: var(--call-ink);
    border-radius: 999px;
    padding: 0.95rem 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  [data-reveal],
  [data-reveal="cascade"] > *,
  .hero-img {
    opacity: 1;
    transform: none !important;
    transition: none;
  }
  .btn:hover {
    transform: none;
  }
  .link-underline::after {
    transform: scaleX(1);
  }
}