/* Weißraum Gebäudeservice – website styles */

@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../fonts/instrument-serif-italic.woff2") format("woff2");
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}

:root {
  --petrol: #0E2A3B;
  --petrol-deep: #0A1F2C;
  --teal: #2FA7A0;
  --teal-text: #17706F;
  --teal-light: #5CCBC3;
  --pane: #D5EEEC;
  --mist: #F1F5F6;
  --line: #E3EAED;
  --line-strong: #CBD7DC;
  --ink: #14222B;
  --muted: #52626B;
  --body: #46565F;
  --sans: "Manrope", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: #fff; line-height: 1.5; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--petrol); }
a:hover { color: var(--teal-text); }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: #fff; padding: 12px 16px; z-index: 10; }

/* type */
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0; font-size: 13px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--teal-text); }
.eyebrow::before { content: ""; width: 10px; height: 10px; background: var(--teal); }
.dark .eyebrow { color: var(--teal-light); }
.dark .eyebrow::before { background: var(--teal-light); }
.serif { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -.5px; color: var(--teal-text); }
.dark .serif { color: var(--teal-light); }
h1, h2, h3 { margin: 0; color: var(--petrol); }
h2 { font-size: clamp(34px, 4.2vw, 48px); line-height: 1.05; font-weight: 800; letter-spacing: -1.5px; }
h3 { font-size: 20px; font-weight: 700; }
p { margin: 0; }
.lead { font-size: 17px; line-height: 1.65; color: var(--body); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 14px 26px; border-radius: 999px; font: inherit; font-weight: 700; font-size: 16px; text-decoration: none; cursor: pointer; border: 1.5px solid transparent; }
.btn-primary { background: var(--petrol); color: #fff; }
.btn-primary:hover { background: var(--petrol-deep); color: #fff; }
.btn-ghost { border-color: #C5D3D8; color: var(--petrol); background: #fff; }
.btn-ghost:hover { border-color: var(--petrol); color: var(--petrol); }
.textlink { align-self: flex-start; font-weight: 700; text-decoration: none; border-bottom: 2px solid var(--teal); padding-bottom: 4px; }

/* utility bar + header */
.topbar { background: var(--petrol-deep); color: #C9D6DC; font-size: 13px; }
.topbar .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 24px; padding-top: 10px; padding-bottom: 10px; }
.topbar a { color: #fff; text-decoration: none; }
.topbar a:hover { color: var(--teal-light); }
.topbar .contacts { display: flex; flex-wrap: wrap; gap: 6px 20px; }

.site-header { border-bottom: 1px solid var(--line); background: #fff; }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; }
.brand img { height: 46px; width: auto; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 32px; font-size: 15px; font-weight: 600; }
.nav a:not(.btn) { color: var(--ink); text-decoration: none; }
.nav a:not(.btn):hover { color: var(--teal-text); }
.nav .btn { min-height: 44px; padding: 11px 22px; font-size: 15px; }

/* hero */
.hero { padding: 80px 0 0; }
.hero-top { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 48px; }
.hero-title { flex: 1 1 600px; min-width: 0; display: flex; flex-direction: column; gap: 22px; }
.hero h1 { font-size: clamp(46px, 7vw, 84px); line-height: .98; font-weight: 800; letter-spacing: -3px; }
.hero h1 .serif { letter-spacing: -1px; }
.hero-side { flex: 1 1 340px; max-width: 420px; display: flex; flex-direction: column; gap: 24px; }
.hero-side p { font-size: 18px; line-height: 1.65; color: var(--body); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.window { position: relative; }
.window-panes { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 290px 290px; gap: 12px; border: 12px solid var(--petrol); border-radius: 32px; background: var(--petrol); overflow: hidden; }
.window-panes span { background-image: url("../img/flur.jpg"); background-size: 200% 200%; background-repeat: no-repeat; }
.window-panes span:nth-child(1) { background-position: 0 0; }
.window-panes span:nth-child(2) { background-position: 100% 0; }
.window-panes span:nth-child(3) { background-position: 0 100%; }
.window-panes span:nth-child(4) { background-position: 100% 100%; }
.window-card { position: absolute; left: 36px; bottom: -36px; max-width: 420px; display: flex; align-items: center; gap: 18px; background: #fff; border-radius: 20px; padding: 22px 26px; box-shadow: 0 18px 50px rgba(14, 42, 59, .16); }
.window-card .ico { flex-shrink: 0; width: 48px; height: 48px; border-radius: 14px; background: var(--pane); display: flex; align-items: center; justify-content: center; }
.window-card strong { display: block; font-size: 16px; color: var(--petrol); }
.window-card span.sub { font-size: 14px; color: var(--muted); }

/* promises */
.promises { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding-top: 96px; padding-bottom: 72px; }
.promise { padding: 8px 28px; border-left: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; }
.promise:first-child { padding-left: 0; border-left: 0; }
.promise .num { font-family: var(--serif); font-style: italic; font-size: 34px; line-height: 1; color: var(--teal-text); }
.promise strong { font-size: 17px; }
.promise span:last-child { font-size: 15px; line-height: 1.55; color: var(--muted); }

/* sections */
.section { padding: 112px 0; }
.mist { background: var(--mist); }
.dark { background: var(--petrol); color: #fff; }
.dark h2, .dark h3 { color: #fff; }
.split { display: flex; flex-wrap: wrap; gap: 56px; }
.split-intro { flex: 1 1 320px; max-width: 420px; display: flex; flex-direction: column; gap: 20px; }
.split-main { flex: 999 1 560px; min-width: 0; }

/* services */
.services { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-strong); }
.services li { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 32px; padding: 28px 0; border-bottom: 1px solid var(--line-strong); }
.services .num { width: 40px; font-size: 14px; font-weight: 700; color: var(--teal-text); }
.services h3 { flex: 1 1 240px; font-size: 24px; letter-spacing: -.4px; }
.services p { flex: 1 1 300px; font-size: 16px; line-height: 1.6; color: var(--muted); }

/* audiences */
.audience { display: flex; flex-wrap: wrap; align-items: stretch; gap: 64px; }
.audience-photo { flex: 1 1 440px; min-height: 520px; border-radius: 28px; background: url("../img/fensterraum.jpg") center / cover; }
.audience-text { flex: 1 1 440px; min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 28px; }
.audience-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px 32px; }
.audience-grid div { padding-top: 18px; border-top: 1px solid #2D4A5B; display: flex; flex-direction: column; gap: 6px; }
.audience-grid h3 { font-size: 19px; }
.audience-grid p { font-size: 15px; line-height: 1.6; color: #B9C9D0; }

/* steps */
.steps-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 56px; }
.steps-head > div { display: flex; flex-direction: column; gap: 20px; max-width: 640px; }
.steps-head p { max-width: 380px; }
.steps { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.steps li { background: var(--mist); border-radius: 24px; padding: 36px; display: flex; flex-direction: column; gap: 18px; }
.steps li.final { background: var(--petrol); color: #fff; }
.steps .label { font-size: 14px; font-weight: 700; color: var(--teal-text); }
.steps li.final .label { color: var(--teal-light); }
.steps h3 { font-size: 24px; letter-spacing: -.4px; }
.steps li.final h3 { color: #fff; }
.steps p { font-size: 16px; line-height: 1.6; color: var(--muted); }
.steps li.final p { color: #C9D6DC; }

/* standard */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-content: start; }
.card { background: #fff; border-radius: 20px; padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.card h3 { font-size: 18px; }
.card p { font-size: 15px; line-height: 1.6; color: var(--muted); }

/* contact */
.contact { display: flex; flex-wrap: wrap; gap: 64px; }
.contact-info { flex: 1 1 380px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.contact-info h2 { font-size: clamp(38px, 5vw, 56px); letter-spacing: -2px; }
.contact-list { margin: 0; border-top: 1px solid var(--line); max-width: 480px; }
.contact-list div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-list dt { color: var(--muted); }
.contact-list dd { margin: 0; font-weight: 700; color: var(--petrol); }
.contact-list a { text-decoration: none; }
.form { flex: 1 1 480px; min-width: 0; background: var(--mist); border-radius: 28px; padding: 40px; display: flex; flex-direction: column; gap: 18px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; }
.form label { display: flex; flex-direction: column; gap: 8px; font-size: 14px; font-weight: 700; color: var(--petrol); }
.form input, .form select, .form textarea { font: inherit; font-weight: 400; font-size: 16px; padding: 14px 16px; border: 1px solid #C5D3D8; border-radius: 12px; background: #fff; color: var(--ink); }
.form textarea { resize: vertical; min-height: 120px; }
.form .note { font-size: 13px; line-height: 1.55; color: var(--muted); }
.form .btn { align-self: flex-start; border: 0; }

/* footer */
.site-footer { background: var(--petrol-deep); color: #B9C9D0; font-size: 14px; }
.site-footer .wrap { padding-top: 72px; padding-bottom: 40px; display: flex; flex-direction: column; gap: 40px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; }
.footer-brand { max-width: 320px; display: flex; flex-direction: column; gap: 16px; line-height: 1.6; }
.footer-brand img { height: 44px; width: auto; }
.footer-cols { display: flex; flex-wrap: wrap; gap: 40px 72px; line-height: 1.9; }
.footer-cols div { display: flex; flex-direction: column; }
.footer-cols strong { color: #fff; margin-bottom: 6px; }
.site-footer a { color: #B9C9D0; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; border-top: 1px solid #23394A; padding-top: 24px; }

/* legal pages */
.legal { padding: 80px 0 112px; }
.legal .wrap { max-width: 820px; }
.legal h1 { font-size: clamp(36px, 5vw, 52px); font-weight: 800; letter-spacing: -1.5px; margin: 16px 0 40px; }
.legal h2 { font-size: 22px; letter-spacing: -.3px; margin: 40px 0 12px; }
.legal h3 { font-size: 17px; margin: 24px 0 8px; }
.legal p, .legal li { font-size: 16px; line-height: 1.7; color: var(--body); }
.legal p + p { margin-top: 12px; }
.legal ul { padding-left: 20px; }

/* responsive */
@media (max-width: 960px) {
  .promises { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; }
  .promise:nth-child(3) { padding-left: 0; border-left: 0; }
}
@media (max-width: 760px) {
  .nav a:not(.btn) { display: none; }
  .brand img { height: 38px; }
  .hero { padding-top: 48px; }
  .hero h1 { letter-spacing: -1.5px; }
  .window-panes { grid-template-rows: 170px 170px; gap: 8px; border-width: 8px; border-radius: 22px; }
  .window-card { position: static; margin-top: 16px; max-width: none; box-shadow: none; border: 1px solid var(--line); }
  .promises { grid-template-columns: 1fr; padding-top: 56px; }
  .cards { grid-template-columns: 1fr; }
  .promise { padding-left: 0; border-left: 0; }
  .section { padding: 72px 0; }
  .audience-photo { min-height: 280px; }
  .form { padding: 24px; }
}