/* =========================================================================
   Haustechnik Lessiak – Designsystem
   Reines, handgefertigtes CSS · keine Abhängigkeiten · mobile-first
   Farben & Maße zentral als CSS-Variablen anpassbar (siehe :root)
   ========================================================================= */

:root {
  /* Marke */
  --brand:      #0e4f63;   /* tiefes Teal-Blau – Vertrauen, Technik */
  --brand-700:  #0a3d4e;
  --brand-900:  #072c39;
  --accent:     #e2682c;   /* warmes Orange – Call-to-Action, Energie */
  --accent-600: #c9551d;
  --gold:       #f0b429;   /* Wärme, Akzente, Badges */
  --green:      #2f9e6f;   /* erneuerbare Energie */
  --green-700:  #237a55;

  /* Neutral */
  --ink:    #11212b;
  --body:   #3a4a54;
  --muted:  #6a7b85;
  --line:   #e3ecef;
  --bg:     #f4f8fa;
  --surface:#ffffff;
  --surface-2:#eef4f6;

  /* Form & Tiefe */
  --radius: 16px;
  --radius-sm: 11px;
  --radius-lg: 26px;
  --shadow-sm: 0 1px 2px rgba(7,44,57,.06), 0 2px 8px rgba(7,44,57,.05);
  --shadow:    0 6px 22px rgba(7,44,57,.09);
  --shadow-lg: 0 22px 60px rgba(7,44,57,.16);
  --ring: 0 0 0 4px rgba(14,79,99,.18);

  --container: 1160px;
  --gap: clamp(1rem, 3vw, 2rem);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ----------------------------- Reset ----------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--body);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
input, textarea, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3, h4 { color: var(--ink); line-height: 1.14; font-weight: 800; letter-spacing: -.02em; }
h1 { font-size: clamp(2.1rem, 5.4vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.8vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.4rem); letter-spacing: -.01em; }

/* --------------------------- Layout ------------------------------------ */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2rem); }
.section { padding-block: clamp(3.6rem, 8vw, 6.5rem); }
.section--tight { padding-block: clamp(2.6rem, 5vw, 4rem); }
.section--alt { background: var(--surface); }
.section--brand { background: var(--brand); color: #d7e7ec; }
.section--brand h2, .section--brand h3 { color: #fff; }

.skip-link {
  position: absolute; left: 50%; top: -60px; transform: translateX(-50%);
  background: var(--brand); color: #fff; padding: .7rem 1.2rem; border-radius: 0 0 12px 12px;
  z-index: 200; transition: top .2s;
}
.skip-link:focus { top: 0; }

/* ---------------------------- Eyebrow / Heads -------------------------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent-600);
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--accent); border-radius: 2px; }
.section--brand .eyebrow { color: var(--gold); }
.section--brand .eyebrow::before { background: var(--gold); }

.section-head { max-width: 660px; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head p { margin-top: .9rem; font-size: 1.08rem; color: var(--muted); }
.section--brand .section-head p { color: #bcd4db; }

/* ----------------------------- Buttons --------------------------------- */
.btn {
  --bg: var(--accent); --fg: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  background: var(--bg); color: var(--fg);
  padding: .92rem 1.55rem; border-radius: 999px;
  font-weight: 700; font-size: .98rem; letter-spacing: .01em;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(226,104,44,.32); background: var(--accent-600); }
.btn:active { transform: translateY(0); }
.btn svg { width: 19px; height: 19px; }
.btn--brand { --bg: var(--brand); }
.btn--brand:hover { background: var(--brand-700); box-shadow: 0 12px 26px rgba(10,61,78,.3); }
.btn--ghost {
  background: transparent; color: var(--brand); box-shadow: inset 0 0 0 2px var(--line);
}
.btn--ghost:hover { background: var(--surface); box-shadow: inset 0 0 0 2px var(--brand); transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--brand); }
.btn--light:hover { background: #fff; color: var(--brand-700); box-shadow: 0 12px 26px rgba(0,0,0,.18); }
.btn--lg { padding: 1.05rem 1.9rem; font-size: 1.05rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ----------------------------- Header / Nav ---------------------------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
.header.is-scrolled { border-color: var(--line); box-shadow: 0 6px 24px rgba(7,44,57,.07); }
.nav { display: flex; align-items: center; gap: 1.4rem; min-height: 76px; }

/* Logo */
.logo { display: inline-flex; align-items: center; gap: .7rem; margin-right: auto; }
.logo__img { height: 50px; width: auto; display: block; }
@media (max-width: 860px) { .logo__img { height: 42px; } }
.logo__mark {
  width: 46px; height: 46px; border-radius: 13px; flex: none;
  background: linear-gradient(150deg, var(--brand) 0%, var(--brand-900) 100%);
  display: grid; place-items: center; box-shadow: var(--shadow-sm);
}
.logo__mark svg { width: 26px; height: 26px; }
.logo__text { display: flex; flex-direction: column; line-height: 1.05; }
.logo__text b { font-size: 1.12rem; font-weight: 800; color: var(--ink); letter-spacing: -.02em; }
.logo__text span { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

.nav__links { display: flex; align-items: center; gap: .25rem; }
.nav__links a {
  padding: .55rem .85rem; border-radius: 9px; font-weight: 600; font-size: .96rem; color: var(--ink);
  transition: background .15s, color .15s;
}
.nav__links a:hover { background: var(--surface-2); color: var(--brand); }
.nav__links a.active { color: var(--brand); }
.nav__links a.active::after {
  content: ""; display: block; height: 2px; width: 60%; margin: 2px auto 0; background: var(--accent); border-radius: 2px;
}
.nav__cta { display: flex; align-items: center; gap: .6rem; }
.nav__phone {
  display: inline-flex; align-items: center; gap: .5rem; font-weight: 700; color: var(--brand); font-size: .96rem;
  padding: .5rem .4rem;
}
.nav__phone svg { width: 18px; height: 18px; color: var(--accent); }
.nav__phone:hover { color: var(--accent-600); }

.nav__toggle { display: none; width: 46px; height: 46px; border-radius: 12px; align-items: center; justify-content: center; color: var(--ink); }
.nav__toggle:hover { background: var(--surface-2); }
.nav__toggle svg { width: 26px; height: 26px; }

/* ------------------------------- Hero ---------------------------------- */
.hero { position: relative; background: var(--surface); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 70% at 88% -10%, rgba(240,180,41,.16), transparent 60%),
    radial-gradient(55% 60% at -5% 110%, rgba(47,158,111,.13), transparent 60%);
  pointer-events: none;
}
.hero__grid {
  position: relative; display: grid; gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1.05fr .95fr; align-items: center;
  padding-block: clamp(3rem, 6vw, 5.5rem);
}
.hero__badge {
  display: inline-flex; align-items: center; gap: .55rem;
  background: var(--surface-2); color: var(--brand); border: 1px solid var(--line);
  padding: .45rem .9rem; border-radius: 999px; font-weight: 600; font-size: .85rem; margin-bottom: 1.3rem;
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(47,158,111,.18); }
.hero h1 { margin-bottom: 1.1rem; }
.hero h1 .hl { color: var(--brand); position: relative; white-space: nowrap; }
.hero h1 .hl::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .28em;
  background: var(--gold); opacity: .42; border-radius: 4px; z-index: -1;
}
.hero__lead { font-size: 1.16rem; color: var(--body); max-width: 35ch; margin-bottom: 1.7rem; }
.hero__cta { margin-bottom: 1.8rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 1.1rem 1.6rem; }
.hero__trust li { display: flex; align-items: center; gap: .55rem; font-weight: 600; color: var(--ink); font-size: .94rem; }
.hero__trust svg { width: 20px; height: 20px; color: var(--green); flex: none; }

/* Hero visual */
.hero__visual { position: relative; }
.hero__photo {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  aspect-ratio: 4 / 4.4; box-shadow: var(--shadow-lg);
  background: linear-gradient(160deg, #15506a, #0a3245);
}
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__photo .ph-fallback {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center; color: #cfe2e8; padding: 2rem;
}
.hero__photo .ph-fallback svg { width: 64px; height: 64px; opacity: .55; margin: 0 auto .8rem; }
.hero__chip {
  position: absolute; background: #fff; border-radius: 16px; padding: .85rem 1.05rem;
  box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: .75rem;
}
.hero__chip .ic { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; flex: none; }
.hero__chip .ic svg { width: 22px; height: 22px; color: #fff; }
.hero__chip b { display: block; color: var(--ink); font-size: 1.02rem; line-height: 1.1; }
.hero__chip span { font-size: .8rem; color: var(--muted); }
.hero__chip--1 { left: -22px; top: 16%; }
.hero__chip--1 .ic { background: var(--green); }
.hero__chip--2 { right: -18px; bottom: 12%; }
.hero__chip--2 .ic { background: var(--accent); }

/* ----------------------------- Trust bar ------------------------------- */
.trustbar { background: var(--brand); }
.trustbar .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding-block: 2.2rem; }
.stat { text-align: center; color: #fff; }
.stat b { display: block; font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; }
.stat span { color: #a9cad3; font-size: .92rem; font-weight: 500; }
.stat b .unit { color: var(--gold); }

/* ------------------------------ Cards ---------------------------------- */
.grid { display: grid; gap: clamp(1.1rem, 2.4vw, 1.7rem); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.7rem; box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
  position: relative; height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #cfe0e5; }
.card__ic {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 1.1rem;
  background: var(--surface-2); color: var(--brand);
}
.card__ic svg { width: 28px; height: 28px; }
.card--green .card__ic { background: rgba(47,158,111,.12); color: var(--green-700); }
.card--accent .card__ic { background: rgba(226,104,44,.12); color: var(--accent-600); }
.card--gold .card__ic { background: rgba(240,180,41,.16); color: #a9760a; }
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--muted); font-size: .98rem; }
.card__list { margin-top: .9rem; display: grid; gap: .4rem; }
.card__list li { display: flex; gap: .55rem; align-items: flex-start; font-size: .92rem; color: var(--body); }
.card__list svg { width: 17px; height: 17px; color: var(--green); flex: none; margin-top: .2rem; }
.card__link {
  margin-top: 1.1rem; display: inline-flex; align-items: center; gap: .4rem;
  font-weight: 700; font-size: .92rem; color: var(--accent-600);
}
.card__link svg { width: 16px; height: 16px; transition: transform .18s; }
.card:hover .card__link svg { transform: translateX(3px); }

/* Feature list (Warum Lessiak) */
.feature { display: flex; gap: 1rem; align-items: flex-start; }
.feature__ic { width: 50px; height: 50px; border-radius: 14px; flex: none; display: grid; place-items: center; background: var(--surface); box-shadow: var(--shadow-sm); color: var(--brand); }
.feature__ic svg { width: 26px; height: 26px; }
.feature h3 { font-size: 1.15rem; margin-bottom: .35rem; }
.feature p { color: var(--muted); font-size: .97rem; }
.section--brand .feature__ic { background: rgba(255,255,255,.1); color: var(--gold); }
.section--brand .feature p { color: #b9d2d9; }

/* ---------------------------- Split / About ---------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.split--media-right .split__media { order: 2; }
.media {
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3.4; background: linear-gradient(160deg, #15506a, #0a3245);
  position: relative;
}
.media img { width: 100%; height: 100%; object-fit: cover; }
.media .ph-fallback { position: absolute; inset: 0; display: grid; place-items: center; color: #cfe2e8; text-align: center; padding: 1.5rem; }
.media .ph-fallback svg { width: 56px; height: 56px; opacity: .5; margin: 0 auto .6rem; }
.prose p { color: var(--body); margin-bottom: 1rem; font-size: 1.05rem; }
.prose p:last-child { margin-bottom: 0; }
.checklist { display: grid; gap: .7rem; margin-top: 1.4rem; }
.checklist li { display: flex; gap: .65rem; align-items: flex-start; font-weight: 600; color: var(--ink); }
.checklist svg { width: 22px; height: 22px; color: var(--green); flex: none; margin-top: .1rem; }

/* Values grid */
.value { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow-sm); }
.value__n { font-size: .85rem; font-weight: 800; color: var(--accent); letter-spacing: .1em; }
.value h3 { margin: .5rem 0; }
.value p { color: var(--muted); font-size: .96rem; }

/* ------------------------------ Process -------------------------------- */
.steps { counter-reset: step; display: grid; gap: 1.2rem; grid-template-columns: repeat(4,1fr); }
.step { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem 1.4rem; box-shadow: var(--shadow-sm); }
.step__n {
  width: 44px; height: 44px; border-radius: 12px; background: var(--brand); color: #fff;
  display: grid; place-items: center; font-weight: 800; font-size: 1.1rem; margin-bottom: 1rem;
}
.step h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.step p { color: var(--muted); font-size: .94rem; }

/* --------------------------- Testimonials ------------------------------ */
.quote { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow-sm); height: 100%; display: flex; flex-direction: column; }
.quote .stars { color: var(--gold); display: flex; gap: 2px; margin-bottom: .9rem; }
.quote .stars svg { width: 18px; height: 18px; }
.quote p { color: var(--ink); font-size: 1.05rem; font-style: italic; margin-bottom: 1.2rem; flex: 1; }
.quote .who { display: flex; align-items: center; gap: .8rem; }
.quote .who .av { width: 44px; height: 44px; border-radius: 50%; background: var(--brand); color: #fff; display: grid; place-items: center; font-weight: 700; flex: none; }
.quote .who b { color: var(--ink); display: block; font-size: .98rem; }
.quote .who span { color: var(--muted); font-size: .85rem; }

/* ----------------------------- Projects -------------------------------- */
.project { border-radius: var(--radius); overflow: hidden; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s; }
.project:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.project__img { aspect-ratio: 4/3; position: relative; background: linear-gradient(160deg, #15506a, #0a3245); overflow: hidden; }
.project__img img { width: 100%; height: 100%; object-fit: cover; }
.project__img .ph-fallback { position: absolute; inset: 0; display: grid; place-items: center; color: #cfe2e8; }
.project__img .ph-fallback svg { width: 48px; height: 48px; opacity: .5; }
.project__tag { position: absolute; top: .9rem; left: .9rem; background: rgba(255,255,255,.95); color: var(--brand); font-weight: 700; font-size: .78rem; padding: .35rem .75rem; border-radius: 999px; }
.project__body { padding: 1.3rem 1.4rem 1.5rem; }
.project__body h3 { font-size: 1.12rem; margin-bottom: .4rem; }
.project__body p { color: var(--muted); font-size: .94rem; }
.project__meta { margin-top: .9rem; display: flex; gap: 1rem; font-size: .85rem; color: var(--muted); }
.project__meta span { display: inline-flex; align-items: center; gap: .35rem; }
.project__meta svg { width: 15px; height: 15px; color: var(--accent); }

/* ------------------------------- CTA band ------------------------------ */
.cta-band { position: relative; background: linear-gradient(135deg, var(--brand) 0%, var(--brand-900) 100%); color: #fff; border-radius: var(--radius-lg); padding: clamp(2.2rem, 5vw, 3.6rem); overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -60px; top: -60px; width: 320px; height: 320px; border-radius: 50%; background: radial-gradient(circle, rgba(240,180,41,.22), transparent 70%); }
.cta-band__inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-band h2 { color: #fff; margin-bottom: .5rem; }
.cta-band p { color: #c7dde4; max-width: 46ch; }

/* ------------------------------ Contact -------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(1.6rem, 4vw, 3rem); align-items: start; }
.info-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 1.7rem; }
.info-list { display: grid; gap: 1.2rem; margin-top: 1.4rem; }
.info-list li { display: flex; gap: .9rem; align-items: flex-start; }
.info-list .ic { width: 46px; height: 46px; border-radius: 12px; flex: none; display: grid; place-items: center; background: var(--surface-2); color: var(--brand); }
.info-list .ic svg { width: 22px; height: 22px; }
.info-list .lbl { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; }
.info-list a, .info-list .val { font-weight: 700; color: var(--ink); font-size: 1.05rem; }
.info-list a:hover { color: var(--accent-600); }
.hours { margin-top: 1.6rem; border-top: 1px solid var(--line); padding-top: 1.3rem; }
.hours h3 { font-size: 1.05rem; margin-bottom: .7rem; }
.hours dl { display: grid; grid-template-columns: auto 1fr; gap: .4rem 1rem; font-size: .95rem; }
.hours dt { color: var(--muted); }
.hours dd { text-align: right; font-weight: 600; color: var(--ink); }

/* Form */
.form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: clamp(1.4rem, 3vw, 2.1rem); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: .92rem; color: var(--ink); margin-bottom: .4rem; }
.field label .req { color: var(--accent); }
.field input, .field textarea, .field select {
  width: 100%; padding: .85rem 1rem; border: 1.5px solid var(--line); border-radius: 12px;
  background: var(--bg); transition: border-color .15s, box-shadow .15s, background .15s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--brand); background: #fff; box-shadow: var(--ring); }
.field textarea { resize: vertical; min-height: 130px; }
.field.invalid input, .field.invalid textarea { border-color: var(--accent); }
.field .err { display: none; color: var(--accent-600); font-size: .82rem; margin-top: .35rem; font-weight: 600; }
.field.invalid .err { display: block; }
.consent { display: flex; gap: .65rem; align-items: flex-start; font-size: .9rem; color: var(--muted); }
.consent input { width: 20px; height: 20px; flex: none; margin-top: .15rem; accent-color: var(--brand); }
.consent a { color: var(--brand); font-weight: 600; text-decoration: underline; }
.form__note { font-size: .85rem; color: var(--muted); margin-top: .9rem; text-align: center; }
.form-success {
  display: none; text-align: center; padding: 1.5rem;
  background: rgba(47,158,111,.1); border: 1px solid rgba(47,158,111,.3); border-radius: 12px; margin-top: 1rem;
}
.form-success.show { display: block; }
.form-success svg { width: 46px; height: 46px; color: var(--green); margin: 0 auto .6rem; }
.form-success b { color: var(--ink); font-size: 1.1rem; }

/* Map */
.map { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); margin-top: 1.4rem; }
.map iframe { width: 100%; height: 280px; border: 0; display: block; filter: grayscale(.1) contrast(1.02); }

/* ------------------------------- FAQ ----------------------------------- */
.faq { max-width: 760px; margin-inline: auto; display: grid; gap: .8rem; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); overflow: hidden; }
.faq summary { list-style: none; cursor: pointer; padding: 1.15rem 1.3rem; font-weight: 700; color: var(--ink); display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { width: 22px; height: 22px; flex: none; transition: transform .2s; color: var(--accent); }
.faq details[open] summary .chev { transform: rotate(45deg); }
.faq .faq__a { padding: 0 1.3rem 1.25rem; color: var(--muted); }

/* ------------------------------- Footer -------------------------------- */
.footer { background: var(--brand-900); color: #a9c4cc; padding-block: clamp(2.6rem, 5vw, 3.6rem) 1.6rem; }
.footer a { color: #c4d8de; }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 2rem; }
.footer .logo__text b { color: #fff; }
.footer .logo__text span { color: #87a8b1; }
/* Footer: Logo ohne Platte, als weiße Variante (gut lesbar auf dunklem Grund) */
.footer .logo__img { height: 54px; filter: brightness(0) invert(1); }
.footer__about { margin-top: 1rem; font-size: .95rem; max-width: 34ch; }
.footer h4 { color: #fff; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1rem; }
.footer ul { display: grid; gap: .6rem; font-size: .95rem; }
.footer__contact li { display: flex; gap: .6rem; align-items: flex-start; }
.footer__contact svg { width: 18px; height: 18px; color: var(--gold); flex: none; margin-top: .2rem; }
.footer__bottom { margin-top: 2.4rem; border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.4rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .85rem; }
.footer__bottom .links { display: flex; gap: 1.2rem; flex-wrap: wrap; }

/* --------------------------- Floating call ----------------------------- */
.float-call {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 90; display: none;
  width: 58px; height: 58px; border-radius: 50%; background: var(--accent); color: #fff;
  align-items: center; justify-content: center; box-shadow: 0 10px 26px rgba(226,104,44,.45);
  animation: pulse 2.4s infinite;
}
.float-call svg { width: 26px; height: 26px; }
@keyframes pulse { 0%,100% { box-shadow: 0 10px 26px rgba(226,104,44,.45), 0 0 0 0 rgba(226,104,44,.4); } 50% { box-shadow: 0 10px 26px rgba(226,104,44,.45), 0 0 0 14px rgba(226,104,44,0); } }

/* ------------------------- Page hero (subpages) ------------------------ */
.page-hero { background: var(--brand); color: #fff; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 80% at 90% 0%, rgba(240,180,41,.18), transparent 60%); }
.page-hero .container { position: relative; padding-block: clamp(2.8rem, 6vw, 4.4rem); }
.page-hero h1 { color: #fff; max-width: 18ch; }
.page-hero p { color: #c7dde4; max-width: 54ch; margin-top: 1rem; font-size: 1.12rem; }
.breadcrumb { display: flex; gap: .5rem; align-items: center; font-size: .88rem; color: #9fc1ca; margin-bottom: 1.1rem; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb svg { width: 15px; height: 15px; opacity: .6; }

/* Service detail blocks */
.svc { scroll-margin-top: 100px; }
.svc + .svc { margin-top: clamp(2.4rem, 5vw, 4rem); }

/* anchor pills */
.pills { display: flex; flex-wrap: wrap; gap: .6rem; }
.pills a { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: .55rem 1.05rem; font-weight: 600; font-size: .92rem; color: var(--brand); box-shadow: var(--shadow-sm); transition: background .15s, transform .15s; }
.pills a:hover { background: var(--brand); color: #fff; transform: translateY(-2px); }

/* ---------------------------- Reveal anim ------------------------------ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }

/* ----------------------------- Utilities ------------------------------- */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.muted { color: var(--muted); }
.hide-mobile { }

/* ------------------------------ Responsive ----------------------------- */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { max-width: 460px; margin-inline: auto; width: 100%; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split--media-right .split__media { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .nav__links, .nav__phone { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav.is-open .nav__links {
    display: flex; flex-direction: column; align-items: stretch; gap: .2rem;
    position: absolute; left: 0; right: 0; top: 100%;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
    padding: .8rem 1.1rem 1.2rem;
  }
  .nav.is-open .nav__links a { padding: .85rem 1rem; border-radius: 10px; font-size: 1.05rem; }
  .nav.is-open .nav__links a.active::after { display: none; }
  .nav.is-open .nav__links .btn { margin-top: .5rem; }
  .header { position: sticky; }
  .float-call { display: flex; }
}
@media (max-width: 640px) {
  .grid--3, .grid--2, .grid--4 { grid-template-columns: 1fr; }
  .trustbar .container { grid-template-columns: repeat(2, 1fr); gap: 1.6rem 1rem; }
  .steps { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .hero__chip--1 { left: -6px; }
  .hero__chip--2 { right: -6px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .float-call { animation: none; }
}