:root {
  --bg: #F7F9FA;
  --bg-tint: #EDF2F4;
  --ink: #202B35;
  --ink-soft: #4C5A66;
  --label: #5E6E79;
  --line: #DDE3E7;
  --line-strong: #C9D5DC;
  --link: #34576D;
  --focus: #4E7C99;
  --select: #C9DAE3;

  --dark: #1A242C;
  --dark-ink: #E6EDF1;
  --dark-heading: #F2F6F8;
  --dark-soft: #C3D2DB;
  --dark-label: #8FA6B4;
  --dark-line: rgba(230, 237, 241, 0.16);
  --dark-accent: #9FC4D8;

  --serif: "Newsreader", Georgia, serif;
  --sans: "Schibsted Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;

  --max-width: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--link); text-decoration-color: var(--select); text-underline-offset: 3px; }
a:hover { color: var(--ink); text-decoration-color: var(--ink); }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
::selection { background: var(--select); }

h1, h2, h3 { margin: 0; font-family: var(--serif); font-weight: 300; letter-spacing: -0.018em; color: var(--ink); text-wrap: pretty; }

p { color: var(--ink-soft); line-height: 1.7; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--dark);
  color: #fff;
  padding: 12px 18px;
  z-index: 100;
  font-size: 14px;
}
.skip-link:focus { left: 12px; top: 12px; }

/* Scroll reveal */
@keyframes nb-rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.reveal {
  animation: nb-rise 0.9s cubic-bezier(.2,.7,.2,1) both;
}
@supports (animation-timeline: view()) {
  .reveal {
    animation-timeline: view();
    animation-range: entry 2% cover 24%;
  }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 249, 250, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.logo-name { font-family: var(--serif); font-size: 21px; font-weight: 400; letter-spacing: 0.005em; }
.logo-tag { font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--label); }

.main-nav { display: none; align-items: center; gap: 30px; }
@media (min-width: 900px) { .main-nav { display: flex; } }
.main-nav a { font-size: 13.5px; color: #4C5A66; text-decoration: none; }
.main-nav a:hover { color: var(--ink); }

.phone-pill {
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 9px 18px;
  white-space: nowrap;
}
.phone-pill:hover { border-color: var(--focus); color: var(--link); }

/* Buttons */
.btn {
  display: inline-block;
  text-decoration: none;
  font-family: inherit;
  font-size: 15px;
  letter-spacing: 0.01em;
  padding: 16px 30px;
  border-radius: 2px;
  border: none;
  cursor: pointer;
}
.btn-dark { background: var(--dark); color: var(--bg); }
.btn-dark:hover { background: var(--link); color: var(--bg); }
.btn-light { background: var(--dark-heading); color: var(--dark); }
.btn-light:hover { background: var(--dark-accent); color: var(--dark); }
.btn-link { font-size: 15px; color: var(--ink-soft); text-decoration: none; }
.btn-link:hover { color: var(--ink); }

/* Hero */
.hero { padding: clamp(56px, 9vw, 128px) 0 clamp(48px, 7vw, 96px); }
.hero-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: clamp(40px, 6vw, 72px);
  align-items: center;
}
.hero h1 { font-size: clamp(40px, 7.4vw, 82px); line-height: 1.03; }
.lede { margin-top: clamp(24px, 3vw, 32px); max-width: 30em; font-size: clamp(16px, 1.3vw, 18.5px); }
.hero-actions { margin-top: clamp(32px, 4vw, 44px); display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }

.photo-slot {
  position: relative;
  aspect-ratio: 4 / 5;
  min-height: 320px;
  background: linear-gradient(168deg, var(--bg-tint) 0%, #DCE7EC 46%, var(--select) 100%);
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.photo-slot::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, rgba(32,43,53,0.05) 0 1px, transparent 1px 14px);
}
.photo-slot-label {
  position: relative;
  margin: 0 0 22px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #5C6C77;
  text-align: center;
}

/* Sections */
.section { padding: clamp(72px, 10vw, 150px) 0; }
.section-tint { background: var(--bg-tint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section h2 { font-size: clamp(30px, 4.2vw, 50px); line-height: 1.12; }
.section-head { max-width: 30em; margin-bottom: clamp(44px, 6vw, 80px); }
.section p { font-size: clamp(15.5px, 1.2vw, 17px); }

/* Certifications bar */
.certs { background: var(--bg-tint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.certs-grid {
  padding: clamp(28px, 3.4vw, 44px) 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr));
  gap: clamp(20px, 3vw, 36px);
}
.eyebrow { margin: 0 0 8px; font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--label); }
.cert-name { margin: 0; font-size: 15.5px; line-height: 1.45; color: var(--ink); }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr));
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.service {
  background: var(--bg);
  padding: clamp(28px, 3vw, 42px);
  box-shadow: 1px 0 0 0 var(--line), 0 1px 0 0 var(--line);
}
.service h3 { margin-bottom: 14px; font-size: 21px; font-weight: 500; letter-spacing: -0.008em; }
.service p { margin: 0; font-size: 15px; }

/* Approach / sizing */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: clamp(40px, 6vw, 84px);
  align-items: start;
}
.approach-grid h2 { margin-bottom: clamp(24px, 3vw, 32px); }
.approach-grid p { margin: 0 0 18px; }
.sizing-cards {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.sizing-card { background: var(--bg); padding: clamp(24px, 2.6vw, 34px); }
.sizing-card h3 { margin-bottom: 10px; font-size: 17.5px; font-weight: 500; }
.sizing-card p { margin: 0; font-size: 14.5px; line-height: 1.65; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: clamp(40px, 6vw, 84px);
  align-items: center;
}
.about-grid .photo-slot { max-width: 460px; width: 100%; margin: 0 auto; }
.about-grid h2 { margin-bottom: clamp(24px, 3vw, 32px); }
.about-grid p { margin: 0 0 18px; }
.cred-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cred-list li {
  background: var(--bg);
  padding: 15px 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
}
.cred-list li span:first-child { font-size: 15px; color: var(--ink); }
.cred-status { font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--label); white-space: nowrap; }

/* Process */
.process { background: var(--dark); color: var(--dark-ink); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: clamp(36px, 5vw, 80px);
  align-items: start;
}
.process h2 { margin-bottom: 22px; color: var(--dark-heading); font-size: clamp(30px, 4.2vw, 50px); }
.process > .wrap > .reveal > p { color: var(--dark-soft); max-width: 28em; font-size: clamp(15px, 1.15vw, 16.5px); }
.steps { border-bottom: 1px solid var(--dark-line); }
.steps li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 8px 20px;
  align-items: baseline;
  padding: clamp(22px, 2.4vw, 30px) 0;
  border-top: 1px solid var(--dark-line);
}
.step-num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; color: var(--dark-label); }
.steps h3 { margin-bottom: 10px; font-size: 19px; font-weight: 500; color: var(--dark-heading); letter-spacing: -0.006em; }
.steps p { margin: 0; font-size: 15px; color: var(--dark-soft); max-width: 34em; }

/* Warranty */
.warranty-inner { max-width: 44em; margin: 0 auto; text-align: center; }
.warranty-inner h2 { margin-bottom: clamp(22px, 3vw, 30px); font-size: clamp(28px, 4vw, 46px); }
.warranty-inner p { margin: 0; font-size: clamp(16px, 1.25vw, 17.5px); }

/* Service area */
.area-head { max-width: 34em; }
.area-head h2 { margin-bottom: clamp(22px, 3vw, 30px); }
.area-head p { margin: 0; }
.city-list {
  margin: clamp(40px, 5vw, 64px) 0 0;
  padding: clamp(26px, 3vw, 38px) 0;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(14px, 1.8vw, 22px) clamp(26px, 3.4vw, 48px);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.city-list li {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 300;
  line-height: 1.15;
  color: var(--ink);
}

/* Contact */
.contact { background: var(--dark); color: var(--dark-ink); padding: clamp(72px, 10vw, 150px) 0; scroll-margin-top: 88px; }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: clamp(44px, 6vw, 90px);
  align-items: start;
}
.contact h2 { margin-bottom: clamp(24px, 3vw, 32px); color: var(--dark-heading); font-size: clamp(30px, 4.2vw, 50px); }
.contact > .wrap > div > p { margin-bottom: clamp(32px, 4vw, 44px); color: var(--dark-soft); max-width: 30em; font-size: clamp(15.5px, 1.2vw, 17px); }
.contact-dl { display: grid; gap: 26px; }
.contact-dl dt { font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--dark-label); margin-bottom: 8px; }
.contact-dl dd { margin: 0; }
.contact-dl dd a, .contact-dl dd { color: var(--dark-ink); font-size: 16px; line-height: 1.6; }
.contact-dl dd a:hover { color: var(--dark-accent); }
.contact-big { font-family: var(--serif); font-size: clamp(26px, 3vw, 34px); font-weight: 300; color: var(--dark-heading); text-decoration: none; }
.contact-big:hover { color: var(--dark-accent); }

.contact-form {
  border: 1px solid var(--dark-line);
  padding: clamp(26px, 3.2vw, 44px);
  display: grid;
  gap: 26px;
}
.field { display: grid; gap: 9px; }
.field label { font-size: 13px; color: var(--dark-soft); }
.field input, .field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(230,237,241,0.28);
  color: var(--dark-heading);
  font-family: inherit;
  font-size: 16px;
  padding: 10px 2px;
  border-radius: 0;
}
.field textarea { border: 1px solid rgba(230,237,241,0.28); padding: 12px; line-height: 1.6; resize: vertical; }
.field input:focus-visible, .field textarea:focus-visible { border-color: var(--dark-accent); outline: none; }
.hp-field { position: absolute; left: -9999px; }
.contact-form .btn-light { justify-self: start; }
.form-status { margin: 0; font-size: 13.5px; line-height: 1.6; color: var(--dark-accent); min-height: 1.2em; }
.form-status.ok { color: #8FD4A8; }
.form-status.error { color: #E29A9A; }

/* Footer */
.site-footer { background: var(--dark); border-top: 1px solid var(--dark-line); color: var(--dark-label); }
.footer-inner {
  padding: 44px 24px 56px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 40px;
  justify-content: space-between;
  align-items: baseline;
}
.footer-addr, .footer-contact { margin: 0; font-size: 13.5px; line-height: 1.7; }
.footer-contact a { color: var(--dark-soft); }
.footer-legal {
  margin: 0;
  flex-basis: 100%;
  padding-top: 26px;
  border-top: 1px solid rgba(230,237,241,0.12);
  font-size: 12px;
  line-height: 1.7;
  color: #7E93A0;
  max-width: 62em;
}

/* Responsive nudges */
@media (max-width: 620px) {
  .btn-dark, .btn-light { width: 100%; text-align: center; }
}