/* ==========================================================================
   RZ Wurzelsäge – Stylesheet
   ========================================================================== */

@font-face { font-family: "Barlow"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fonts/barlow-400.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 500; font-style: normal; font-display: swap; src: url("../fonts/barlow-500.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fonts/barlow-600.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fonts/barlow-condensed-600.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fonts/barlow-condensed-700.woff2") format("woff2"); }
@font-face { font-family: "Barlow Condensed"; font-weight: 800; font-style: normal; font-display: swap; src: url("../fonts/barlow-condensed-800.woff2") format("woff2"); }

:root {
  --soil:      #13100d;
  --soil-2:    #1c1814;
  --soil-3:    #272119;
  --bark:      #3a3026;
  --line:      rgba(241, 236, 228, .12);
  --line-2:    rgba(241, 236, 228, .22);
  --text:      #f1ece4;
  --muted:     #b5aa99;
  --bone:      #ebe6dc;
  --bone-2:    #dcd5c8;
  --ink:       #1b1611;
  --ink-muted: #5d5246;
  --signal:    #ff7417;
  --signal-2:  #ff9a4d;
  --signal-ink:#1b0e03;
  --steel:     #c8ccd0;
  --ok:        #5ccf7a;
  --err:       #ff5a4a;

  --font:      "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 4px;
  --header-h: 72px;

  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --hazard: repeating-linear-gradient(-45deg, var(--signal) 0 14px, var(--soil) 14px 28px);

  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--soil);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: 100; pointer-events: none;
  background-image: var(--grain); opacity: .07; mix-blend-mode: overlay;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 800; line-height: .95; letter-spacing: .005em; text-transform: uppercase; margin: 0 0 .5em; }
h2 { font-size: clamp(2.4rem, 5.5vw, 4.4rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.75rem); line-height: 1.05; }
strong { font-weight: 600; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--signal); color: var(--signal-ink); padding: 10px 16px; font-weight: 600; }
.skip-link:focus { top: 12px; }

:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; }

/* ---------- Bausteine ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .6em;
  font-family: var(--font-head); font-weight: 700; font-size: .95rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--signal); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 28px; height: 3px; background: currentColor; }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 62ch; }
.accent { color: var(--signal); }

.btn {
  --bg: var(--signal); --fg: var(--signal-ink);
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: 54px; padding: 0 1.6em;
  background: var(--bg); color: var(--fg);
  font-family: var(--font-head); font-weight: 700; font-size: 1.15rem; letter-spacing: .06em; text-transform: uppercase;
  text-decoration: none; border: 2px solid var(--bg); border-radius: var(--radius); cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background .2s, color .2s, transform .2s;
}
.btn:hover { --bg: var(--signal-2); transform: translateY(-2px); }
.btn svg { width: 1.1em; height: 1.1em; flex: none; }
.btn--ghost { --bg: transparent; --fg: var(--text); border-color: var(--line-2); clip-path: none; }
.btn--ghost:hover { --bg: rgba(255,255,255,.06); border-color: var(--text); }
.btn--dark { --bg: var(--ink); --fg: var(--bone); }
.btn--dark:hover { --bg: #000; }
.btn--block { width: 100%; }

.hazard { height: 10px; background: var(--hazard); }

.section { position: relative; padding: clamp(72px, 10vw, 140px) 0; }
.section__head { display: grid; gap: 1.2rem; margin-bottom: clamp(40px, 6vw, 72px); }
@media (min-width: 900px) {
  .section__head--split { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: end; gap: 4rem; }
  .section__head--split .lead { margin-bottom: .4em; }
}
.section--bone { background: var(--bone); color: var(--ink); }
.section--bone .lead { color: var(--ink-muted); }
.section--bone .eyebrow { color: #d35400; }
.section--raised { background: var(--soil-2); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(19, 16, 13, .86);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: rgba(19, 16, 13, .96); }
.site-header .wrap { height: 100%; display: flex; align-items: center; gap: 24px; }

.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; margin-right: auto; min-width: 0; }
.brand__rz { width: 88px; height: auto; flex: none; }
@media (max-width: 400px) { .brand__rz { width: 72px; } .brand { gap: 10px; } .brand__name { padding-left: 10px; font-size: 1.4rem; } }
.brand__name { padding-left: 14px; border-left: 1px solid var(--line-2); }
.brand__name { font-family: var(--font-head); font-weight: 800; font-size: 1.6rem; letter-spacing: .03em; text-transform: uppercase; line-height: 1; }
.brand__name small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: .22em; color: var(--muted); margin-top: 3px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a { font-family: var(--font-head); font-weight: 600; font-size: 1.08rem; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; color: var(--muted); padding: 10px 12px; transition: color .2s; }
.nav a:hover, .nav a.is-active { color: var(--text); }
.nav .btn { min-height: 44px; font-size: 1rem; padding: 0 1.1em; margin-left: 12px; color: var(--signal-ink); }
.header-phone { display: none; }

.nav-toggle {
  display: none; width: 46px; height: 46px; border: 1px solid var(--line-2); background: transparent; color: var(--text);
  border-radius: var(--radius); cursor: pointer; align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { display: block; width: 20px; height: 2px; background: currentColor; position: relative; transition: transform .25s, background .25s; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; } .nav-toggle span::after { top: 6px; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

@media (min-width: 1100px) {
  .header-phone { display: inline-flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-weight: 600; font-size: .95rem; padding-right: 8px; border-right: 1px solid var(--line); margin-right: 8px; }
  .header-phone svg { width: 18px; height: 18px; color: var(--signal); }
}

@media (max-width: 919px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--soil); border-bottom: 1px solid var(--line); padding: 8px var(--gutter) 24px;
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s;
  }
  .nav a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 1.3rem; }
  .nav .btn { margin: 20px 0 0; min-height: 54px; border-bottom: 0; }
  .nav-open .nav { transform: none; opacity: 1; visibility: visible; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: min(calc(100svh - var(--header-h)), 900px);
  display: flex; align-items: flex-end;
  padding: clamp(110px, 16vw, 180px) 0 0;
}
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; filter: saturate(.8) contrast(1.05); }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, rgba(19,16,13,.96) 0%, rgba(19,16,13,.82) 38%, rgba(19,16,13,.25) 75%, rgba(19,16,13,.1) 100%),
    linear-gradient(0deg, var(--soil) 0%, rgba(19,16,13,0) 40%);
}
@media (max-width: 760px) {
  .hero::before { background: linear-gradient(0deg, var(--soil) 8%, rgba(19,16,13,.82) 55%, rgba(19,16,13,.5) 100%); }
  .hero__bg img { object-position: 72% 50%; }
}
.hero__content { max-width: 1000px; padding-bottom: clamp(40px, 6vw, 64px); }
.hero h1 { font-size: clamp(3.4rem, 10vw, 8rem); line-height: .86; margin-bottom: .3em; }
.hero h1 .line { display: block; }
.hero h1 .accent { position: relative; }
.hero .lead { color: #d8cfc1; margin-bottom: 2rem; max-width: 640px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; }

.facts {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-2);
  background: rgba(19,16,13,.6); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.fact { padding: 22px 20px 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact:nth-child(2n) { border-right: 0; }
.fact__value { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.9rem, 3.6vw, 2.8rem); line-height: 1; display: block; }
.fact__value small { font-size: .55em; font-weight: 700; color: var(--signal); margin-left: .15em; }
.fact__label { font-size: .88rem; color: var(--muted); display: block; margin-top: 6px; line-height: 1.35; }
@media (min-width: 900px) {
  .facts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .fact { border-bottom: 0; padding: 28px 28px 30px; }
  .fact:nth-child(2n) { border-right: 1px solid var(--line); }
  .fact:last-child { border-right: 0; }
}

/* ---------- Ticker ---------- */
.ticker { background: var(--signal); color: var(--signal-ink); overflow: hidden; border-block: 3px solid var(--soil); }
.ticker__track { display: flex; width: max-content; animation: ticker 38s linear infinite; }
.ticker__list { display: flex; gap: 0; margin: 0; padding: 0; list-style: none; }
.ticker__list li { font-family: var(--font-head); font-weight: 800; font-size: 1.35rem; letter-spacing: .06em; text-transform: uppercase; padding: 14px 0; white-space: nowrap; display: flex; align-items: center; }
.ticker__list li::after { content: ""; width: 14px; height: 14px; margin: 0 28px; background: var(--signal-ink); transform: rotate(45deg); }
@keyframes ticker { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker__track { animation: none; } }

/* ---------- Vorteile ---------- */
.intro { display: grid; gap: 40px; margin-bottom: clamp(48px, 7vw, 88px); }
@media (min-width: 960px) { .intro { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 72px; align-items: center; } }
.intro__img { position: relative; }
.intro__img img { width: 100%; height: auto; mix-blend-mode: multiply; }
.intro__img figcaption { font-size: .85rem; color: var(--ink-muted); margin-top: 8px; }
.compare { list-style: none; padding: 0; margin: 1.6rem 0 0; display: grid; gap: 10px; }
.compare li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 10px; align-items: start; }
.compare svg { width: 24px; height: 24px; color: #d35400; margin-top: 2px; }

.features { display: grid; gap: 2px; background: var(--bone-2); border: 2px solid var(--bone-2); }
@media (min-width: 640px) { .features { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1000px) { .features { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.feature { background: var(--bone); padding: 32px 28px 34px; position: relative; transition: background .25s; }
.feature:hover { background: #f4f0e8; }
.feature__icon { width: 52px; height: 52px; display: grid; place-items: center; background: var(--ink); color: var(--signal); margin-bottom: 22px; clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%); }
.feature__icon svg { width: 28px; height: 28px; }
.feature h3 { margin-bottom: .45em; }
.feature p { color: var(--ink-muted); margin: 0; font-size: 1rem; }
.feature__num { position: absolute; top: 24px; right: 26px; font-family: var(--font-head); font-weight: 800; font-size: 1rem; color: #b9ae9d; letter-spacing: .1em; }

/* ---------- Ablauf ---------- */
.steps { display: grid; gap: 20px; counter-reset: step; }
@media (min-width: 700px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.step { position: relative; background: var(--soil-3); border: 1px solid var(--line); overflow: hidden; display: flex; flex-direction: column; }
.step__img { position: relative; height: 0; padding-top: 75%; overflow: hidden; }
.step__img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s; filter: saturate(.85); }
.step:hover .step__img img { transform: scale(1.05); }
.step__num {
  position: absolute; left: 0; bottom: 0; background: var(--signal); color: var(--signal-ink);
  font-family: var(--font-head); font-weight: 800; font-size: 2.3rem; line-height: 1; padding: 10px 16px 8px;
}
.step__body { padding: 22px 22px 26px; }
.step__body h3 { margin-bottom: .4em; }
.step__body p { margin: 0; color: var(--muted); font-size: 1rem; }

/* ---------- Video ---------- */
.video-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 980px) { .video-grid { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 64px; } }
.video {
  position: relative; aspect-ratio: 16 / 9; background: #000; overflow: hidden;
  border: 1px solid var(--line-2);
}
.video::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 8px; background: var(--hazard); pointer-events: none; }
.video__poster { position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; cursor: pointer; background: #000; color: var(--text); font: inherit; }
.video__poster img { width: 100%; height: 100%; object-fit: cover; opacity: .7; transition: opacity .3s, transform .6s; }
.video__poster:hover img { opacity: .55; transform: scale(1.03); }
.video__play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 96px; height: 96px; display: grid; place-items: center;
  background: var(--signal); color: var(--signal-ink); border-radius: 50%;
  box-shadow: 0 0 0 12px rgba(255,116,23,.25); transition: box-shadow .3s, transform .3s;
}
.video__poster:hover .video__play { box-shadow: 0 0 0 20px rgba(255,116,23,.18); transform: translate(-50%, -50%) scale(1.05); }
.video__play svg { width: 38px; height: 38px; margin-left: 6px; }
.video__note {
  position: absolute; left: 16px; right: 16px; bottom: 20px; font-size: .8rem; line-height: 1.4; color: #d8cfc1; text-align: center;
}
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.checklist { list-style: none; margin: 1.5rem 0 2rem; padding: 0; display: grid; gap: 12px; }
.checklist li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 10px; }
.checklist svg { width: 22px; height: 22px; color: var(--signal); margin-top: 3px; }

/* ---------- Showcase (animiertes Produktvideo) ---------- */
.showcase { position: relative; isolation: isolate; overflow: hidden; background: #0d0b09; }
.showcase__media { position: relative; aspect-ratio: 16 / 9; }
.showcase__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.showcase__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, #0d0b09 0%, rgba(13,11,9,0) 35%); pointer-events: none; }
.showcase__content { position: relative; padding-top: 8px; padding-bottom: clamp(56px, 8vw, 96px); }
.showcase h2 { font-size: clamp(2.6rem, 6vw, 5rem); }
.showcase__specs { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 14px; max-width: 460px; }
.showcase__specs li { display: grid; gap: 4px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.showcase__specs b { font-family: var(--font-head); font-weight: 800; font-size: 1.5rem; text-transform: uppercase; color: var(--signal); line-height: 1; }
.showcase__specs span { color: var(--muted); }
@media (min-width: 900px) {
  .showcase { display: flex; align-items: center; }
  .showcase { min-height: max(37.2vw, 480px); }  /* Videofläche (66 % Breite) bleibt ~16:9 */
  .showcase__media { position: absolute; top: 0; bottom: 0; right: 0; left: 34%; aspect-ratio: auto; }
  .showcase__media::after { background: linear-gradient(90deg, #0d0b09 0%, rgba(13,11,9,0) 22%), linear-gradient(0deg, rgba(13,11,9,.55) 0%, rgba(13,11,9,0) 22%); }
  .showcase__content > div { max-width: 36%; }
  .showcase__content { padding-top: 64px; padding-bottom: 64px; }
}

/* ---------- Modelle ---------- */
.models { display: grid; gap: 22px; }
@media (min-width: 720px) { .models { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1140px) { .models { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.model {
  position: relative; display: flex; flex-direction: column; min-width: 0;
  background: #fff; color: var(--ink); border: 2px solid var(--bone-2);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.model:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -18px rgba(27,22,17,.45); border-color: var(--ink); }
.model.is-selected { border-color: var(--signal); box-shadow: 0 0 0 3px var(--signal); }
.model__tag {
  position: absolute; top: 16px; left: 16px; z-index: 1;
  font-family: var(--font-head); font-weight: 800; font-size: 2.6rem; line-height: .9; color: var(--ink);
}
.model__badge {
  position: absolute; top: 18px; right: 16px; z-index: 1;
  font-family: var(--font-head); font-weight: 700; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase;
  background: var(--ink); color: var(--bone); padding: 5px 10px 4px;
}
.model__badge--signal { background: var(--signal); color: var(--signal-ink); }
.model__img { position: relative; height: 0; padding-top: 72%; background: #fff; overflow: hidden; }
.model__img img { position: absolute; left: 18px; right: 18px; top: 56px; bottom: 6px; width: calc(100% - 36px); height: calc(100% - 62px); object-fit: contain; }
.model__body { padding: 6px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.model__title { font-size: 1.9rem; margin: 0 0 .15em; }
.model__claim { color: var(--ink-muted); font-size: .98rem; margin-bottom: 18px; min-height: 3.2em; }

.ruler { margin-bottom: 18px; }
.ruler__bar { height: 10px; background: repeating-linear-gradient(90deg, #d8d1c4 0 1px, transparent 1px 10%), #efebe4; position: relative; }
.ruler__fill { position: absolute; inset: 0 auto 0 0; background: linear-gradient(90deg, var(--ink), #4a3e33); }
.ruler__fill::after { content: ""; position: absolute; right: -2px; top: -4px; bottom: -4px; width: 4px; background: var(--signal); }
.len-500  { width: 40%; } .len-750 { width: 60%; } .len-1000 { width: 80%; } .len-1250 { width: 100%; }
.ruler__labels { display: flex; justify-content: space-between; font-size: .72rem; color: var(--ink-muted); margin-top: 4px; letter-spacing: .04em; }

.specs { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; margin: 0 0 18px; border-top: 1px solid #e6e0d5; }
.specs > div { padding: 9px 0; border-bottom: 1px solid #e6e0d5; }
.specs > div:nth-child(odd) { padding-right: 12px; }
.specs dt { font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-muted); }
.specs dd { margin: 0; font-weight: 600; font-size: 1rem; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0 0 22px; padding: 0; }
.chips li { font-size: .78rem; font-weight: 600; background: #f1ede6; border: 1px solid #e2dbcf; padding: 3px 8px; border-radius: 2px; white-space: nowrap; }
.chips-label { font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-muted); margin-bottom: 6px; }
.model .btn { margin-top: auto; }

.model--help {
  background: var(--ink); color: var(--bone); border-color: var(--ink); justify-content: center;
  padding: 36px 30px; background-image: radial-gradient(circle at 100% 0, rgba(255,116,23,.25), transparent 55%);
}
.model--help:hover { border-color: var(--signal); }
.model--help h3 { font-size: 2.2rem; }
.model--help p { color: #c9bfb0; }
.model--help .btn { margin-top: 12px; }
.model--help .phone-big { font-family: var(--font-head); font-weight: 800; font-size: 2rem; text-decoration: none; color: var(--signal); display: inline-block; margin: 6px 0 4px; }

.tooth-info { display: grid; gap: 20px; margin-top: 56px; }
@media (min-width: 820px) { .tooth-info { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.tooth { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 20px; align-items: center; background: #fff; border: 2px solid var(--bone-2); padding: 20px; }
.tooth svg { width: 120px; height: 60px; }
.tooth h3 { margin-bottom: .3em; }
.tooth p { margin: 0; color: var(--ink-muted); font-size: .98rem; }

.patent { margin-top: 32px; display: flex; gap: 14px; align-items: flex-start; font-size: .92rem; color: var(--ink-muted); }
.patent svg { flex: none; width: 26px; height: 26px; color: #d35400; }

/* ---------- Aufnahmen ---------- */
.couplers { display: grid; gap: 40px; align-items: center; }
@media (min-width: 980px) { .couplers { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 72px; } }
.couplers__img { position: relative; background: #fff; padding: clamp(12px, 3vw, 28px); box-shadow: 14px 14px 0 var(--signal); margin: 0 14px 14px 0; }
.couplers__img img { width: 100%; }
.couplers__img::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 8px; background: var(--hazard); }
.coupler-list { display: grid; gap: 2px; margin: 1.6rem 0; }
.coupler-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 6px; background: var(--soil-3); padding: 16px 18px; border-left: 3px solid var(--signal); }
@media (min-width: 560px) { .coupler-row { grid-template-columns: 170px minmax(0, 1fr); gap: 16px; align-items: baseline; } }
.coupler-row b { font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; letter-spacing: .04em; text-transform: uppercase; }
.coupler-row span { color: var(--muted); }

/* ---------- FAQ (dunkel) ---------- */
.faq { display: grid; gap: 40px; }
@media (min-width: 980px) { .faq { grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 72px; } }
.faq__list { border-top: 2px solid var(--signal); }
.faq details { border-bottom: 1px solid var(--line-2); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; align-items: center;
  padding: 22px 0; font-family: var(--font-head); font-weight: 700; font-size: 1.4rem; line-height: 1.15; text-transform: uppercase;
  transition: color .2s;
}
.faq summary:hover { color: var(--signal-2); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 32px; height: 32px; border: 2px solid var(--text); border-radius: 50%;
  background: linear-gradient(var(--text), var(--text)) center / 12px 2px no-repeat, linear-gradient(var(--text), var(--text)) center / 2px 12px no-repeat;
  transition: transform .25s, background-color .25s, border-color .25s;
}
.faq details[open] summary::after { transform: rotate(45deg); background-color: var(--signal); border-color: var(--signal); }
.faq details > div { padding: 0 52px 22px 0; color: var(--muted); }
.faq details > div p:last-child { margin: 0; }

/* ---------- Anfrage (hell) ---------- */
.request { position: relative; overflow: hidden; overflow: clip; }
.request::before {
  content: ""; position: absolute; right: -10%; top: -20%; width: 70%; height: 80%;
  background: radial-gradient(circle, rgba(255,116,23,.12), transparent 60%); pointer-events: none;
}
.request__grid { display: grid; gap: 48px; position: relative; }
@media (min-width: 1040px) { .request__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 64px; } }

.contact-card { background: var(--ink); color: var(--bone); padding: 30px 28px 28px; position: relative; }
.contact-card::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 6px; background: var(--hazard); }
.contact-card h3 { margin-top: 8px; }
.contact-card p { color: #c9bfb0; }
.contact-card a { text-decoration: none; }
.contact-card .phone-big { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.3rem); color: var(--signal); display: block; line-height: 1.1; margin: 4px 0 6px; }
.contact-card dl { margin: 20px 0 0; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 16px; font-size: .95rem; }
.contact-card dt { color: #a99d8b; }
.contact-card dd { margin: 0; }
.request__aside .checklist { margin-top: 28px; }
.request__aside .checklist svg { color: #d35400; }

.form {
  background: #fff; color: var(--ink); border: 2px solid var(--bone-2); padding: clamp(22px, 4vw, 44px); color-scheme: light;
  box-shadow: 0 30px 60px -40px rgba(27,22,17,.5);
}
.form fieldset { border: 0; padding: 0; margin: 0 0 32px; min-width: 0; }
.form legend { font-family: var(--font-head); font-weight: 800; font-size: 1.6rem; text-transform: uppercase; margin-bottom: 18px; padding: 0; display: flex; align-items: center; gap: 12px; }
.form legend .n { display: inline-grid; place-items: center; width: 34px; height: 34px; background: var(--signal); color: var(--signal-ink); font-size: 1.2rem; }

.grid-2 { display: grid; gap: 16px; }
@media (min-width: 640px) { .grid-2 { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.field { display: grid; gap: 6px; }
.field--full { grid-column: 1 / -1; }
.field label, .field .label { font-size: .88rem; font-weight: 600; color: #4a3f34; }
.field label .req { color: #d35400; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 50px; padding: 12px 14px;
  background: #faf8f4; color: var(--ink); border: 1.5px solid #d9d0c2; border-radius: var(--radius);
  font: inherit; font-size: 1rem; transition: border-color .2s, box-shadow .2s, background-color .2s;
  color-scheme: light;
}
.field input::placeholder, .field textarea::placeholder { color: #9d917f; }
.field textarea { min-height: 130px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; padding-right: 40px;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-muted) 50%), linear-gradient(135deg, var(--ink-muted) 50%, transparent 50%);
  background-position: calc(100% - 20px) 22px, calc(100% - 14px) 22px; background-size: 6px 6px; background-repeat: no-repeat; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #bfb3a1; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; background-color: #fff; border-color: var(--signal); box-shadow: 0 0 0 3px rgba(255,116,23,.22); }
.field input[aria-invalid="true"], .field select[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #d93b2b; background-color: #fff6f4; }
.field .hint { font-size: .8rem; color: var(--ink-muted); }

.advice {
  position: relative; display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 14px; align-items: start; cursor: pointer;
  padding: 18px 20px; margin-bottom: 18px; background: #fff8f2; border: 2px dashed #f3b98c; border-radius: var(--radius);
  transition: background-color .2s, border-color .2s;
}
.advice:hover { border-color: var(--signal); }
.advice input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.advice__box {
  width: 30px; height: 30px; display: grid; place-items: center; border: 2px solid #d9a57c; border-radius: 4px; background: #fff; color: transparent;
  transition: background-color .2s, border-color .2s, color .2s;
}
.advice__box svg { width: 18px; height: 18px; }
.advice__text strong { display: block; font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; line-height: 1.15; text-transform: uppercase; }
.advice__text small { display: block; margin-top: 4px; font-size: .92rem; color: var(--ink-muted); }
.advice input:checked ~ .advice__box { background: var(--signal); border-color: var(--signal); color: var(--signal-ink); }
.advice:has(input:checked) { background: #fff1e6; border-style: solid; border-color: var(--signal); }
.advice input:focus-visible ~ .advice__box { outline: 3px solid var(--signal); outline-offset: 2px; }
.advice-hint { margin: -6px 0 14px; font-size: .9rem; color: var(--ink-muted); }
.field label .opt { font-weight: 500; color: #d35400; }
.positions { display: grid; gap: 12px; }
.position {
  display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr); align-items: end;
  background: var(--bone); border: 1px solid var(--bone-2); border-left: 4px solid var(--signal); padding: 16px; position: relative;
}
.position .field input, .position .field select { background-color: #fff; }
@media (min-width: 760px) { .position { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr) 84px 46px; } }
.position__remove {
  width: 46px; height: 50px; border: 1.5px solid #d9d0c2; background: #fff; color: var(--ink-muted); border-radius: var(--radius); cursor: pointer;
  display: grid; place-items: center; transition: color .2s, border-color .2s;
}
.position__remove:hover { color: #d93b2b; border-color: #d93b2b; }
.position__remove svg { width: 18px; height: 18px; }
@media (max-width: 759px) { .position__remove { position: absolute; top: 10px; right: 10px; width: 36px; height: 36px; } .position .field:first-child { padding-right: 46px; } }
.position__other { grid-column: 1 / -1; }
.position__other[hidden] { display: none; }
.add-position {
  margin-top: 12px; display: inline-flex; align-items: center; gap: 8px; background: none; border: 1.5px dashed #bfb3a1; color: var(--ink);
  padding: 12px 18px; font: inherit; font-weight: 600; cursor: pointer; border-radius: var(--radius); transition: border-color .2s, color .2s;
}
.add-position:hover { border-color: var(--signal); color: #d35400; }
.add-position svg { width: 18px; height: 18px; }

.check { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 12px; align-items: start; font-size: .92rem; color: #4a3f34; cursor: pointer; }
.check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--signal); }
.check a { color: #d35400; }
.check .req { color: #d35400; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

.form__footer { display: grid; gap: 20px; margin-top: 8px; padding-top: 24px; border-top: 1px solid var(--bone-2); }
@media (min-width: 760px) { .form__footer { grid-template-columns: minmax(0, 1fr) auto; align-items: center; } }
.form__note { font-size: .82rem; color: var(--ink-muted); margin: 12px 0 0; }
.form__status { margin-top: 20px; padding: 16px 18px; border-left: 4px solid; font-weight: 500; display: none; }
.form__status.is-error { display: block; border-color: #d93b2b; background: #fff1ee; color: #8a1f13; }
.form__status.is-ok { display: block; border-color: #2e9e4f; background: #eefaf1; color: #145c29; }
.form.is-sending button[type="submit"] { opacity: .6; pointer-events: none; }

.form-success { text-align: center; padding: clamp(32px, 6vw, 72px) 12px; }
.form-success__icon { width: 84px; height: 84px; margin: 0 auto 24px; display: grid; place-items: center; background: var(--signal); color: var(--signal-ink); border-radius: 50%; }
.form-success__icon svg { width: 40px; height: 40px; }
.form-success h3 { font-size: clamp(2rem, 4vw, 3rem); }
.form-success p { color: var(--ink-muted); max-width: 46ch; margin: 0 auto 1em; }
.thanks .form-success__icon + .eyebrow { margin-top: 0; }

/* ---------- Footer ---------- */
.site-footer { background: #0c0a08; border-top: 1px solid var(--line); padding: 72px 0 32px; font-size: .95rem; color: var(--muted); }
.footer-grid { display: grid; gap: 40px; margin-bottom: 56px; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr); } }
.site-footer h4 { color: var(--text); font-size: 1.15rem; letter-spacing: .08em; margin-bottom: 16px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; transition: color .2s; }
.site-footer a:hover { color: var(--signal); }
.site-footer address { font-style: normal; }
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { max-width: 36ch; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 24px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; font-size: .85rem; }

/* ---------- Rechtstexte ---------- */
.legal { padding: clamp(56px, 8vw, 110px) 0; }
.legal .wrap { max-width: 860px; }
.legal h1 { font-size: clamp(2.8rem, 7vw, 5rem); margin-bottom: .6em; }
.legal h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 2em 0 .6em; line-height: 1; }
.legal h3 { font-size: 1.25rem; margin: 1.6em 0 .5em; }
.legal p, .legal li { color: #d8cfc1; }
.legal a { color: var(--signal); }
.legal ul { padding-left: 1.2em; }
.legal address { font-style: normal; color: var(--text); background: var(--soil-2); border-left: 4px solid var(--signal); padding: 20px 24px; margin-bottom: 1.4em; }

/* ---------- Danke ---------- */
.thanks { min-height: calc(100svh - var(--header-h) - 200px); display: grid; place-items: center; padding: 80px 0; text-align: center; }
.thanks p { color: var(--muted); max-width: 52ch; margin: 0 auto 2em; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } }
.fact { display: flex; flex-direction: column-reverse; justify-content: flex-end; margin: 0; }
.fact dd { margin: 0; }
.thanks h1 { font-size: clamp(3rem, 9vw, 6rem); }
.thanks .form-success__icon { margin-bottom: 28px; }
.position__remove[hidden], .add-position[hidden] { display: none; }