/* Tiefgrund – Layoutidee: "Bodenprofil". Seiten lesen sich wie ein Schnitt durch den Boden:
   helle Oberfläche oben, dunkle, tiefe Schichten unten. Ein Tiefenmaßstab (cm) begleitet die Abschnitte. */
:root {
  --ground: #F2F0EC;      /* Off-White wie im Logo */
  --ground-2: #E7E3DC;    /* zweite Schicht, leicht wärmer */
  --ink: #14171C;         /* Anthrazit (aus dem Logo) */
  --ink-soft: #555B63;
  --line: #CFCAC1;
  --accent: #FF5A1F;      /* Tiefgrund-Orange */
  --accent-ink: #C8410D;  /* Orange für Text auf hellem Grund */
  --on-accent: #14171C;
  --deep: #14171C;        /* dunkle Bänder */
  --deep-2: #1E2229;
  --on-deep: #ECEAE5;
  --on-deep-soft: #A7ABB2;
  --deep-line: #343943;
  --ok: #2F7D4F;
  --err: #B3261E;

  --f-display: "Archivo", "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --f-body: "IBM Plex Sans", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --s-1: clamp(2.6rem, 6.4vw, 5.4rem);
  --s-2: clamp(1.9rem, 4vw, 3.1rem);
  --s-3: clamp(1.3rem, 2.2vw, 1.65rem);
  --s-4: 1.125rem;
  --s-body: 1.0625rem;
  --s-small: 0.875rem;

  --wrap: 1180px;
  --radius: 4px;
  --gutter-l: max(16px, env(safe-area-inset-left, 0px));
  --gutter-r: max(16px, env(safe-area-inset-right, 0px));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #121418; --ground-2: #1A1D22; --ink: #ECEAE5; --ink-soft: #A7ABB2; --line: #2E333B;
    --accent: #FF6A33; --accent-ink: #FF7A47; --on-accent: #14171C;
    --deep: #0B0C0F; --deep-2: #16191E; --on-deep: #ECEAE5; --on-deep-soft: #A7ABB2; --deep-line: #2A2F37;
    --ok: #5FC48A; --err: #FF8A80;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ground: #121418; --ground-2: #1A1D22; --ink: #ECEAE5; --ink-soft: #A7ABB2; --line: #2E333B;
  --accent: #FF6A33; --accent-ink: #FF7A47; --on-accent: #14171C;
  --deep: #0B0C0F; --deep-2: #16191E; --on-deep: #ECEAE5; --on-deep-soft: #A7ABB2; --deep-line: #2A2F37;
  --ok: #5FC48A; --err: #FF8A80;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--ground); color: var(--ink);
  font-family: var(--f-body); font-size: var(--s-body); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  z-index: 60; background: var(--deep);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--f-display); font-stretch: 125%; line-height: 1.04; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h1 { font-size: var(--s-1); font-weight: 900; }
h2 { font-size: var(--s-2); font-weight: 850; }
h3 { font-size: var(--s-3); font-weight: 800; font-stretch: 112%; }
p { margin: 0; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--on-accent); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 16px; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-left: var(--gutter-l); padding-right: var(--gutter-r); }
.band { padding-block: clamp(4rem, 9vw, 7.5rem); }
.band--deep { background: var(--deep); color: var(--on-deep); }
.band--deep2 { background: var(--deep-2); color: var(--on-deep); }
.band--layer { background: var(--ground-2); }
.stack { display: grid; gap: 1.25rem; }
.lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); color: var(--ink-soft); max-width: 60ch; }
.band--deep .lede, .band--deep2 .lede { color: var(--on-deep-soft); }
.prose { max-width: 66ch; display: grid; gap: 1rem; }
.prose h2 { margin-top: 1.5rem; font-size: var(--s-3); font-stretch: 112%; }
.prose h3 { font-size: var(--s-4); margin-top: .75rem; }
.prose ul { margin: 0; padding-left: 1.2rem; display: grid; gap: .35rem; }

/* Kennzeichnung mit Tiefenangabe: "−80 cm · Frostgrenze" */
.depth {
  font-family: var(--f-mono); font-size: .8rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: .6rem; color: var(--accent-ink);
}
.depth::before { content: ""; width: 28px; height: 3px; background: var(--accent); }
.band--deep .depth, .band--deep2 .depth, .hero .depth { color: var(--accent); }
.section-head { display: grid; gap: 1rem; margin-bottom: clamp(2rem, 5vw, 3.5rem); max-width: 52rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-family: var(--f-display); font-stretch: 112%; font-weight: 800; font-size: 1rem; letter-spacing: .02em;
  padding: .95rem 1.5rem; border-radius: var(--radius); text-decoration: none; border: 2px solid transparent;
  cursor: pointer; transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--accent { background: var(--accent); color: var(--on-accent); }
.btn--accent:hover { background: var(--ink); color: var(--ground); }
.band--deep .btn--accent:hover, .band--deep2 .btn--accent:hover, .hero .btn--accent:hover { background: var(--on-deep); color: var(--deep); }
.btn--ghost { border-color: currentColor; color: inherit; background: transparent; }
.btn--ghost:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(3px); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* Header */
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--deep); color: var(--on-deep); border-bottom: 1px solid var(--deep-line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; }
.logo { display: inline-grid; justify-items: center; text-decoration: none; color: var(--on-deep); line-height: 1; gap: 4px; }
.logo .t { font-family: var(--f-display); font-stretch: 125%; font-weight: 900; font-size: 1.3rem; letter-spacing: .04em; }
.logo .bar { width: 100%; height: 3px; background: var(--accent); }
.logo .g { font-family: var(--f-display); font-stretch: 125%; font-weight: 900; font-size: 1.3rem; letter-spacing: .04em;
  color: transparent; -webkit-text-stroke: 1.2px var(--on-deep); }
.nav { display: flex; align-items: center; gap: .3rem; }
.nav a { text-decoration: none; font-weight: 500; font-size: .95rem; padding: .55rem .8rem; border-radius: var(--radius); color: var(--on-deep-soft); }
.nav a:hover { color: var(--on-deep); }
.nav a[aria-current="page"] { color: var(--on-deep); box-shadow: inset 0 -3px 0 var(--accent); border-radius: 0; }
.nav .btn { padding: .6rem 1.1rem; margin-left: .5rem; font-size: .9rem; color: var(--on-accent); }
.nav .btn:hover { color: var(--deep); }
.menu-toggle { display: none; background: none; border: 1px solid var(--deep-line); color: var(--on-deep); border-radius: var(--radius);
  font: 600 .9rem var(--f-body); padding: .55rem .85rem; cursor: pointer; align-items: center; gap: .5rem; }
.menu-toggle .bars { width: 18px; height: 12px; display: grid; align-content: space-between; }
.menu-toggle .bars i { display: block; height: 2px; background: currentColor; }
@media (max-width: 960px) {
  .menu-toggle { display: inline-flex; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--deep); border-bottom: 1px solid var(--deep-line);
    padding: .5rem var(--gutter-r) 1.25rem var(--gutter-l); display: none; }
  .nav.is-open { display: flex; }
  .nav a { padding: .9rem .25rem; border-bottom: 1px solid var(--deep-line); border-radius: 0; font-size: 1.05rem; }
  .nav a[aria-current="page"] { box-shadow: inset 4px 0 0 var(--accent); padding-left: .9rem; }
  .nav .btn { margin: 1rem 0 0; border-bottom: 0; padding: .95rem; }
}

/* Hero */
.hero { position: relative; background: var(--deep); color: var(--on-deep); overflow: hidden; isolation: isolate; }
.hero__img { position: absolute; inset: 0; z-index: -2; }
.hero__img img { width: 100%; height: 100%; object-fit: cover; object-position: 40% 55%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(11,12,15,.92) 0%, rgba(11,12,15,.78) 42%, rgba(11,12,15,.25) 75%, rgba(11,12,15,.1) 100%); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; align-items: end;
  padding-block: clamp(4.5rem, 11vw, 9rem) clamp(3rem, 7vw, 5.5rem); }
.hero__copy { display: grid; gap: 1.5rem; max-width: 46rem; min-width: 0; }
.hero h1 .outline { color: transparent; -webkit-text-stroke: 2px var(--on-deep); }
@supports not (-webkit-text-stroke: 1px black) { .hero h1 .outline, .logo .g { color: var(--on-deep); } }
.hero h1 .rule { display: block; width: min(100%, 11ch); height: .12em; background: var(--accent); margin: .18em 0; }
.hero p.lede { color: #D6D7DA; }
.hero__facts { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-family: var(--f-mono); font-size: .82rem; letter-spacing: .05em; text-transform: uppercase; color: #C4C7CC; }
.hero__facts span::before { content: "■ "; color: var(--accent); }

/* Tiefenmaßstab rechts im Hero */
.gauge { font-family: var(--f-mono); font-size: .75rem; color: #C4C7CC; display: grid; gap: 0; border-left: 2px solid rgba(236,234,229,.55); padding-left: 0; align-self: stretch; align-content: space-between; min-height: 300px; }
.gauge div { display: flex; align-items: center; gap: .55rem; }
.gauge div::before { content: ""; width: 10px; height: 2px; background: rgba(236,234,229,.55); }
.gauge .mark { color: var(--accent); font-weight: 500; }
.gauge .mark::before { width: 22px; background: var(--accent); height: 3px; }
@media (max-width: 720px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .gauge { display: none; }
  .hero::after { background: linear-gradient(180deg, rgba(11,12,15,.55) 0%, rgba(11,12,15,.88) 55%, rgba(11,12,15,.95) 100%); }
  .hero h1 .outline { -webkit-text-stroke-width: 1.4px; }
}

/* Kennzahlen-Leiste */
.strip { background: var(--accent); color: var(--on-accent); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; padding-block: 0; }
.strip .item { padding: 1.4rem 1rem 1.4rem 0; display: grid; gap: .15rem; }
.strip .num { font-family: var(--f-display); font-stretch: 125%; font-weight: 900; font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1; font-variant-numeric: tabular-nums; }
.strip .lbl { font-size: .9rem; font-weight: 500; }
@media (max-width: 760px) { .strip .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* Leistungs-Schichten: jede Leistung eine Zeile im Profil */
.layers { display: grid; border-top: 2px solid var(--ink); }
.layer { display: grid; grid-template-columns: 9rem minmax(0, 1.1fr) minmax(0, 1fr) auto; gap: 1.5rem 2rem; align-items: start;
  padding-block: 2rem; border-bottom: 1px solid var(--line); text-decoration: none; color: inherit; }
.layer .lvl { font-family: var(--f-mono); font-size: .85rem; color: var(--accent-ink); padding-top: .35rem; }
.layer p { color: var(--ink-soft); }
.layer .go { font-family: var(--f-display); font-weight: 800; font-size: 1.4rem; transition: transform .15s ease, color .15s ease; }
a.layer:hover .go { transform: translateX(6px); color: var(--accent-ink); }
a.layer:hover h3 { color: var(--accent-ink); }
@media (max-width: 820px) { .layer { grid-template-columns: minmax(0, 1fr); gap: .6rem; } .layer .go { display: none; } }

/* Zwei Zielgruppen */
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border: 1px solid var(--deep-line); }
.split > div { padding: clamp(1.75rem, 4vw, 3rem); display: grid; gap: 1.1rem; align-content: start; min-width: 0; }
.split > div + div { border-left: 1px solid var(--deep-line); }
.split h3 { font-size: var(--s-3); }
.split .who { font-family: var(--f-mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.checks li { position: relative; padding-left: 1.6rem; }
.checks li::before { content: ""; position: absolute; left: 0; top: .6em; width: 12px; height: 3px; background: var(--accent); }
.band--deep .checks li, .band--deep2 .checks li { color: var(--on-deep-soft); }
.band--deep .checks li strong, .band--deep2 .checks li strong { color: var(--on-deep); }
@media (max-width: 760px) { .split { grid-template-columns: minmax(0, 1fr); } .split > div + div { border-left: 0; border-top: 1px solid var(--deep-line); } }

/* Bild + Text */
.media { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.media figure { margin: 0; position: relative; }
.media figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); }
.media figcaption { font-family: var(--f-mono); font-size: .78rem; color: var(--ink-soft); margin-top: .7rem; letter-spacing: .03em; }
.media--flip { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
.media--flip figure { order: 2; }
@media (max-width: 860px) { .media, .media--flip { grid-template-columns: minmax(0, 1fr); } .media--flip figure { order: 0; } }

/* Ablauf: echte Reihenfolge, daher nummeriert */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: s; }
.steps li { counter-increment: s; padding: 1.5rem 1.5rem 0 0; border-top: 2px solid var(--deep-line); display: grid; gap: .7rem; align-content: start; position: relative; }
.steps li::before { content: counter(s, decimal-leading-zero); font-family: var(--f-mono); font-size: .85rem; color: var(--accent); }
.steps li::after { content: ""; position: absolute; top: -2px; left: 0; width: 3rem; height: 2px; background: var(--accent); }
.steps h3 { font-size: 1.2rem; }
.steps p { color: var(--on-deep-soft); font-size: .98rem; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 2rem; } }
@media (max-width: 520px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* Region */
.region { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.cities { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 0; }
.cities li { border: 1px solid var(--line); padding: .4rem .8rem; border-radius: 999px; font-size: .95rem; background: var(--ground); }
.cities li.home { border-color: var(--accent); background: var(--accent); color: var(--on-accent); font-weight: 600; }
@media (max-width: 820px) { .region { grid-template-columns: minmax(0, 1fr); } }

/* Spezifikationstabelle */
.spec-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--ground); }
.spec { border-collapse: collapse; width: 100%; min-width: 520px; font-size: .97rem; }
.spec th, .spec td { text-align: left; padding: .8rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec th { font-family: var(--f-mono); font-weight: 500; font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); background: var(--ground-2); }
.spec td:first-child { font-weight: 600; }
.spec td.num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.spec tr:last-child td { border-bottom: 0; }

/* Leistungsdetails */
.service { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; padding-block: clamp(3rem, 6vw, 5rem); border-top: 2px solid var(--ink); }
.service:first-child { border-top: 0; padding-top: 0; }
.service .side { display: grid; gap: 1rem; position: sticky; top: calc(96px + env(safe-area-inset-top, 0px)); }
.service .body { display: grid; gap: 1.5rem; min-width: 0; }
.service .body > p { color: var(--ink-soft); max-width: 62ch; }
@media (max-width: 860px) { .service { grid-template-columns: minmax(0, 1fr); } .service .side { position: static; } }

/* Seitenkopf der Unterseiten */
.page-head { background: var(--deep); color: var(--on-deep); }
.page-head .wrap { padding-block: clamp(3.5rem, 8vw, 6rem) clamp(2.5rem, 5vw, 4rem); display: grid; gap: 1.25rem; }
.page-head h1 { font-size: clamp(2.2rem, 5.4vw, 4.4rem); }
.page-head p { color: var(--on-deep-soft); max-width: 60ch; font-size: 1.15rem; }
.crumbs { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .05em; color: var(--on-deep-soft); }
.crumbs a { color: var(--on-deep-soft); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }

/* Abschluss-CTA */
.cta { background: var(--accent); color: var(--on-accent); }
.cta .wrap { padding-block: clamp(3.5rem, 7vw, 5.5rem); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; align-items: end; }
.cta h2 { max-width: 18ch; }
.cta p { max-width: 52ch; font-size: 1.1rem; margin-top: 1rem; }
.cta .btn--dark { background: var(--deep); color: #ECEAE5; }
.cta .btn--dark:hover { background: #ECEAE5; color: #15181D; }
.cta .btn--line { border-color: var(--on-accent); color: var(--on-accent); }
.cta .btn--line:hover { background: var(--on-accent); color: var(--accent); }
@media (max-width: 760px) { .cta .wrap { grid-template-columns: minmax(0, 1fr); } }

/* Formular */
.contact { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
@media (max-width: 900px) { .contact { grid-template-columns: minmax(0, 1fr); } }
.form { display: grid; gap: 1.25rem; background: var(--ground); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 3.5vw, 2.25rem); }
.form fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: .7rem; min-width: 0; }
.form legend { font-family: var(--f-display); font-stretch: 112%; font-weight: 800; font-size: 1.1rem; margin-bottom: .4rem; padding: 0; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 560px) { .row { grid-template-columns: minmax(0, 1fr); } }
.field { display: grid; gap: .35rem; min-width: 0; }
.field label { font-weight: 600; font-size: .92rem; }
.field .hint { font-size: .82rem; color: var(--ink-soft); }
.form input[type="text"], .form input[type="email"], .form input[type="tel"], .form select, .form textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: var(--ground);
  border: 1.5px solid var(--line); border-radius: var(--radius); padding: .75rem .85rem; transition: border-color .15s ease;
}
.form textarea { min-height: 8rem; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.form .invalid { border-color: var(--err) !important; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span { display: inline-block; border: 1.5px solid var(--line); border-radius: 999px; padding: .5rem .95rem; font-size: .95rem; font-weight: 500; transition: all .15s ease; }
.chip input:checked + span { background: var(--ink); color: var(--ground); border-color: var(--ink); }
.chip input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
.consent { display: flex; gap: .7rem; align-items: flex-start; font-size: .92rem; color: var(--ink-soft); }
.consent input { margin-top: .3rem; width: 18px; height: 18px; accent-color: var(--accent); flex: none; }
.hp { position: absolute; left: -9999px; }
.form-status { border-radius: var(--radius); padding: 1rem 1.1rem; font-size: .98rem; display: grid; gap: .5rem; }
.form-status.ok { background: color-mix(in srgb, var(--ok) 14%, transparent); border: 1px solid var(--ok); }
.form-status.err { background: color-mix(in srgb, var(--err) 10%, transparent); border: 1px solid var(--err); }
.copy-row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.copy-row code { font-family: var(--f-mono); font-size: .95rem; user-select: all; }
.copy-btn { font: 600 .85rem var(--f-body); border: 1px solid currentColor; background: transparent; color: inherit; border-radius: var(--radius); padding: .3rem .7rem; cursor: pointer; }
.aside-card { display: grid; gap: 1.5rem; background: var(--deep); color: var(--on-deep); border-radius: var(--radius); padding: clamp(1.5rem, 3.5vw, 2.25rem); }
.aside-card dl { margin: 0; display: grid; gap: 1rem; }
.aside-card dt { font-family: var(--f-mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.aside-card dd { margin: .2rem 0 0; font-size: 1.05rem; }
.aside-card a { text-decoration: none; }
.aside-card a:hover { color: var(--accent); }
.aside-card .note { color: var(--on-deep-soft); font-size: .92rem; border-top: 1px solid var(--deep-line); padding-top: 1.25rem; }

/* FAQ */
.faq { display: grid; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 1.25rem 2.5rem 1.25rem 0; font-weight: 600; font-size: 1.08rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .25rem; top: 1rem; font-family: var(--f-display); font-size: 1.5rem; color: var(--accent-ink); transition: transform .2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 1.4rem; color: var(--ink-soft); max-width: 68ch; }

/* Werte-Raster */
.values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 2.5rem); }
.values > div { display: grid; gap: .7rem; align-content: start; border-top: 3px solid var(--accent); padding-top: 1.25rem; }
.values p { color: var(--ink-soft); }
@media (max-width: 820px) { .values { grid-template-columns: minmax(0, 1fr); } }

/* Footer */
.site-footer { background: var(--deep); color: var(--on-deep-soft); font-size: .95rem; }
.site-footer .wrap { padding-block: 3.5rem 2rem; display: grid; gap: 2.5rem; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; }
.foot-grid h4 { font-family: var(--f-mono); font-weight: 500; font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--on-deep); margin: 0 0 .9rem; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.foot-grid a { text-decoration: none; }
.foot-grid a:hover { color: var(--accent); }
.foot-claim { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; margin-top: 1rem; }
.foot-bottom { border-top: 1px solid var(--deep-line); padding-top: 1.5rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .85rem; }
.foot-bottom a { text-decoration: none; margin-left: 1.25rem; }
.foot-bottom a:first-child { margin-left: 0; }
.foot-bottom a:hover { color: var(--accent); }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .foot-grid { grid-template-columns: minmax(0, 1fr); } }

/* Mobile Schnellkontakt */
.quickbar { display: none; }
@media (max-width: 720px) {
  .quickbar { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    background: var(--deep-line); padding-bottom: env(safe-area-inset-bottom, 0px); }
  .quickbar a { text-align: center; padding: .95rem .5rem; font-weight: 700; font-family: var(--f-display); font-stretch: 112%; text-decoration: none; background: var(--deep); color: var(--on-deep); }
  .quickbar a.primary { background: var(--accent); color: var(--on-accent); }
  .site-footer { padding-bottom: 56px; }
}

/* Ladeanimation: sichtbarer Ruhezustand, nur sanftes Anheben */
@media (prefers-reduced-motion: no-preference) {
  .hero__copy > * { animation: rise .7s cubic-bezier(.2,.7,.2,1) both; }
  .hero__copy > *:nth-child(2) { animation-delay: .08s; }
  .hero__copy > *:nth-child(3) { animation-delay: .16s; }
  .hero__copy > *:nth-child(4) { animation-delay: .24s; }
  .hero h1 .rule { animation: grow .9s .2s cubic-bezier(.2,.7,.2,1) both; transform-origin: left; }
  @keyframes rise { from { transform: translateY(14px); } to { transform: none; } }
  @keyframes grow { from { transform: scaleX(.15); } to { transform: none; } }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* Lange deutsche Komposita auf schmalen Bildschirmen trennen */
.service .side, .section-head, .stack { min-width: 0; }
@media (max-width: 600px) {
  h1, h2, h3 { hyphens: auto; -webkit-hyphens: auto; overflow-wrap: break-word; }
}