@font-face { font-family: "Montserrat"; src: url("fonts/montserrat.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Archivo"; src: url("fonts/archivo.woff2") format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
/* Layout:/* Layout: logo-led header, split hero, three trade columns in the logo colours, roof-angle (45°) cuts as the one recurring motif */
:root {
  --red: #D7312C;      /* Heizung — from logo */
  --blue: #3871C1;     /* Sanitär — from logo */
  --amber: #FAB10B;    /* Elektro — from logo */
  --cyan: #1C9FC4;     /* Klimatechnik */
  --cyan-text: #0F7593;
  --ink: #231F20;      /* Anthrazit — from logo */
  --bg: #FFFFFF;
  --surface: #F4F3F2;
  --fg: #231F20;
  --muted: #5E595A;
  --line: #DEDBDA;
  --on-dark: #FFFFFF;
  --band: #231F20;
  --ph-bg: #FFF4D6;
  --ph-fg: #7A5300;
  --red-text: #C8121A;
  --blue-text: #2C5DA3;
  --amber-text: #9A6A00;
  --display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --body: "Montserrat", "Segoe UI", Arial, sans-serif;
  --wrap: 1160px;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body { margin: 0; }
img { max-width: 100%; }
[hidden] { display: none !important; }
body { background: var(--bg); color: var(--fg); font-family: var(--body); font-size: 16px; line-height: 1.6; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 20px; }
h1, h2, h3 { font-family: var(--display); font-stretch: 118%; line-height: 1.12; margin: 0; text-wrap: balance; letter-spacing: -0.005em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 750; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 2px; }
.eyebrow { font-family: var(--body); font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

/* placeholders (no longer used) */
.ph { background: var(--ph-bg); color: var(--ph-fg); border-bottom: 1px dashed currentColor; padding: 0 .25em; border-radius: 2px; white-space: nowrap; }
.draft { background: var(--ph-bg); color: var(--ph-fg); font-size: .85rem; }
.draft .wrap { display: flex; gap: 12px; align-items: center; justify-content: space-between; padding-block: 8px; flex-wrap: wrap; }
.draft button { font: inherit; font-weight: 600; background: none; border: 1px solid currentColor; color: inherit; border-radius: 4px; padding: 2px 10px; cursor: pointer; }

/* header */
header.site { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 12px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .m { height: 44px; width: auto; }
.brand .w { height: 42px; width: auto; }
nav.main { display: flex; gap: 26px; align-items: center; font-weight: 500; font-size: .95rem; }
nav.main a { text-decoration: none; }
nav.main a:hover { color: var(--red-text); }
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--body); font-weight: 600; font-size: .95rem; padding: 12px 20px; border-radius: 4px; text-decoration: none; border: 2px solid transparent; cursor: pointer; }
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: #B8241F; }
.btn-ghost { border-color: var(--fg); color: var(--fg); background: transparent; }
.btn-ghost:hover { background: var(--fg); color: var(--bg); }
@media (max-width: 860px) { nav.main a:not(.btn) { display: none; } .brand .w { display: none !important; } }

/* hero */
.hero { position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; padding-block: 64px 96px; }
.hero .copy { display: grid; gap: 22px; min-width: 0; }
.hero .lead { font-size: 1.12rem; color: var(--muted); max-width: 34em; }
.hero .ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.trades { display: flex; gap: 10px; flex-wrap: wrap; }
.trade-chip { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 600; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; }
.trade-chip i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.hero .logo-plate { justify-self: center; width: min(100%, 420px); }
.hero .logo-plate img { width: 100%; height: auto; }
/* roofline at the bottom of the hero — 45° like the house in the logo */
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 56px; background: var(--surface);
  clip-path: polygon(0 100%, 0 70%, 50% 0, 100% 70%, 100% 100%); }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-block: 36px 80px; gap: 32px; }
  .hero .logo-plate { order: -1; width: min(80%, 320px); }
}

/* services */
section { padding-block: 72px; }
.services { background: var(--surface); }
.sec-head { display: grid; gap: 10px; margin-bottom: 40px; max-width: 46em; }
.sec-head p { color: var(--muted); }
.cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 1100px) { .cols { grid-template-columns: repeat(2, 1fr); } }
.svc { background: var(--bg); border-top: 6px solid var(--c); padding: 28px 26px 30px; display: grid; gap: 14px; align-content: start; min-width: 0; }
.svc .ic { width: 44px; height: 44px; color: var(--c); }
.svc h3 { color: var(--fg); }
.svc .tag { color: var(--ct); font-weight: 600; font-size: .9rem; }
.svc ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.svc li { padding-left: 20px; position: relative; }
.svc li::before { content: ""; position: absolute; left: 0; top: .62em; width: 9px; height: 9px; background: var(--c); clip-path: polygon(50% 0, 100% 50%, 100% 100%, 0 100%, 0 50%); }
.svc.h { --c: var(--red); --ct: var(--red-text); }
.svc.s { --c: var(--blue); --ct: var(--blue-text); }
.svc.e { --c: var(--amber); --ct: var(--amber-text); }
.svc.k { --c: var(--cyan); --ct: var(--cyan-text); }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr; } }

/* one contact for everything */
.combo .wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.combo .copy { display: grid; gap: 16px; }
.combo .copy p { color: var(--muted); }
.examples { display: grid; gap: 0; border-top: 1px solid var(--line); }
.ex { display: grid; grid-template-columns: 1fr auto; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); align-items: center; }
.ex b { font-family: var(--display); font-stretch: 112%; font-weight: 700; font-size: 1.05rem; display: block; }
.ex span.d { color: var(--muted); font-size: .92rem; }
.dots { display: flex; gap: 6px; }
.dots i { width: 12px; height: 12px; border-radius: 50%; display: block; background: var(--line); }
.dots i.on.h { background: var(--red); } .dots i.on.s { background: var(--blue); } .dots i.on.e { background: var(--amber); } .dots i.on.k { background: var(--cyan); }
@media (max-width: 860px) { .combo .wrap { grid-template-columns: 1fr; gap: 28px; } }

/* process */
.process { background: var(--surface); color: var(--fg); }
.process .sec-head p { color: var(--muted); }
.process .eyebrow { color: var(--muted); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { padding: 24px 22px 8px 0; border-top: 2px solid var(--line); display: grid; gap: 10px; align-content: start; position: relative; }
.step::before { counter-increment: s; content: counter(s); font-family: var(--display); font-stretch: 125%; font-weight: 800; font-size: 2.4rem; line-height: 1; color: var(--amber); }
.step:nth-child(1)::before { color: var(--red); } .step:nth-child(2)::before { color: var(--blue); } .step:nth-child(3)::before { color: var(--amber); } .step:nth-child(4)::before { color: var(--cyan); }
.step p { color: var(--muted); font-size: .95rem; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr 1fr; gap: 0 20px; } }
@media (max-width: 480px) { .steps { grid-template-columns: 1fr; } }

/* area */
.area .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.area .copy { display: grid; gap: 16px; }
.area .copy p { color: var(--muted); }
.towns { display: flex; flex-wrap: wrap; gap: 8px; }
.towns span { border: 1px solid var(--line); padding: 6px 12px; border-radius: 4px; font-size: .92rem; }
.towns span.home { border-color: var(--red); color: var(--red-text); font-weight: 600; }
.map { width: 100%; max-width: 100%; height: auto; display: block; }
.map text { font-family: var(--body); font-size: 12px; fill: var(--muted); }
.map .home-t { fill: var(--fg); font-weight: 700; font-size: 14px; }
.map .big-t { fill: var(--fg); font-weight: 600; font-size: 13px; }
@media (max-width: 860px) { .area .wrap { grid-template-columns: 1fr; gap: 28px; } }

/* contact */
.contact { background: var(--surface); }
.contact .wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; }
.facts { display: grid; gap: 22px; align-content: start; }
.fact { display: grid; gap: 4px; }
.fact .eyebrow { font-size: .72rem; }
.fact .v { font-size: 1.05rem; font-weight: 500; }
.copybtn { font: inherit; font-size: .8rem; font-weight: 600; margin-left: 8px; background: none; border: 1px solid var(--line); color: var(--muted); border-radius: 4px; padding: 1px 8px; cursor: pointer; }
form { background: var(--bg); padding: 28px; display: grid; gap: 16px; grid-template-columns: 1fr 1fr; border-top: 6px solid var(--ink); min-width: 0; }
.f { display: grid; gap: 6px; min-width: 0; }
.f.full { grid-column: 1 / -1; }
label { font-size: .85rem; font-weight: 600; }
input, select, textarea { font: inherit; color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: 4px; padding: 11px 12px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue); outline-offset: 0; border-color: var(--blue); }
textarea { min-height: 120px; resize: vertical; }
.chk { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--muted); }
.chk input { width: auto; margin-top: 4px; }
.form-note { grid-column: 1 / -1; font-size: .9rem; padding: 12px 14px; border-left: 4px solid var(--blue); background: var(--surface); }
@media (max-width: 860px) { .contact .wrap { grid-template-columns: 1fr; gap: 32px; } form { grid-template-columns: 1fr; padding: 22px; } }

/* footer */
footer { background: var(--surface); color: var(--muted); border-top: 1px solid var(--line); padding-block: 48px 36px; font-size: .9rem; }
footer .wrap { display: grid; grid-template-columns: auto 1fr auto; gap: 40px; align-items: start; }

footer .cols-f { display: flex; gap: 40px; flex-wrap: wrap; }
footer .cols-f div { display: grid; gap: 6px; }
footer b { color: var(--fg); font-weight: 600; }
footer nav { display: grid; gap: 6px; }
footer .legal { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 18px; font-size: .8rem; color: var(--muted); }
@media (max-width: 860px) { footer .wrap { grid-template-columns: 1fr; gap: 28px; } }

.brand img { display: block; }
.brand .m { height: 44px; width: 86px; }
.brand .w { height: 42px; width: 168px; }
.hero .logo-plate img.lg { display: block; width: 100%; height: auto; }
footer img.flogo { display: block; width: 160px; height: auto; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* legal pages */
.legalpage .wrap { max-width: 760px; padding-block: 56px 80px; display: grid; gap: 14px; }
.legalpage h1 { margin-bottom: 12px; }
.legalpage h2 { font-size: 1.1rem; margin-top: 18px; }
.legalpage a { color: var(--blue-text); }