/* =========================================================================
   Heduschka GmbH — Website
   Design: Lausitzer Seenland — Werkstatt-Blau (Logo), Anthrazit, Werkstatt-Ocker
   Schriften: Saira Condensed (Display) · IBM Plex Sans (Text) · IBM Plex Mono (Daten)
   HINWEIS: Google Fonts vor dem Go-Live lokal einbinden (DSGVO).
   ========================================================================= */

:root {
  /* Farb-Tokens — Hell */
  --ground:      #eef1ef;
  --surface:     #ffffff;
  --surface-2:   #f7f8f6;
  --ink:         #17262a;
  --ink-soft:    #3b4b4e;
  --muted:       #5f7073;
  --line:        #d9e0dd;
  --line-strong: #c3cdc9;

  --brand:       #1c6091;   /* Werkstatt-Blau (Logo) */
  --brand-deep:  #143f5e;
  --brand-tint:  #e4edf3;
  --signal:      #d9800f;   /* Werkstatt-Ocker / Warnmarkierung */
  --signal-deep: #a95f06;
  --signal-tint: #f6e9d6;

  --ok:          #2f7d4f;
  --focus:       #1c6091;

  /* Typografie */
  --f-display: "Saira Condensed", "Arial Narrow", system-ui, sans-serif;
  --f-body:    "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
  --step-1:  clamp(1.2rem, 1.12rem + 0.4vw, 1.45rem);
  --step-2:  clamp(1.5rem, 1.35rem + 0.75vw, 2rem);
  --step-3:  clamp(2rem, 1.7rem + 1.5vw, 3rem);
  --step-4:  clamp(2.6rem, 2rem + 3vw, 4.4rem);

  --wrap: 74rem;
  --gap: clamp(1rem, 0.7rem + 1.5vw, 2rem);
  --radius: 3px;
  --shadow: 0 1px 2px rgba(10, 30, 33, 0.06), 0 8px 28px rgba(10, 30, 33, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground:      #0f1719;
    --surface:     #162225;
    --surface-2:   #1b292c;
    --ink:         #e9efec;
    --ink-soft:    #c3d0cd;
    --muted:       #92a5a4;
    --line:        #26383b;
    --line-strong: #33484b;

    --brand:       #57a6db;
    --brand-deep:  #0c2f49;
    --brand-tint:  #12324c;
    --signal:      #efa445;
    --signal-deep: #f0a544;
    --signal-tint: #2e2413;

    --ok:          #6fc08e;
    --focus:       #57a6db;
    --shadow: 0 1px 2px rgba(0,0,0,0.4), 0 10px 30px rgba(0,0,0,0.35);
  }
}

:root[data-theme="dark"] {
  --ground:      #0f1719;
  --surface:     #162225;
  --surface-2:   #1b292c;
  --ink:         #e9efec;
  --ink-soft:    #c3d0cd;
  --muted:       #92a5a4;
  --line:        #26383b;
  --line-strong: #33484b;

  --brand:       #57a6db;
  --brand-deep:  #0c2f49;
  --brand-tint:  #12324c;
  --signal:      #efa445;
  --signal-deep: #f0a544;
  --signal-tint: #2e2413;

  --ok:          #6fc08e;
  --focus:       #57a6db;
  --shadow: 0 1px 2px rgba(0,0,0,0.4), 0 10px 30px rgba(0,0,0,0.35);
}

/* ---------- Reset / Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--brand); text-underline-offset: 0.15em; }
a:hover { color: var(--signal-deep); }

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: 0.01em;
  text-wrap: balance;
  margin: 0;
  color: var(--ink);
}
h1 { font-size: var(--step-4); text-transform: uppercase; }
h2 { font-size: var(--step-3); text-transform: uppercase; }
h3 { font-size: var(--step-1); letter-spacing: 0.02em; }
p { margin: 0; max-width: 62ch; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--brand); color: #fff; padding: 0.6rem 1rem; z-index: 200;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

/* ---------- Layout-Helfer ---------- */
.wrap { width: min(100% - 2rem, var(--wrap)); margin-inline: auto; }
.wrap--narrow { width: min(100% - 2rem, 52rem); margin-inline: auto; }

section { padding-block: clamp(3rem, 2rem + 5vw, 6rem); }
.section-head { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: clamp(1.5rem, 1rem + 2vw, 2.75rem); }

.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--brand);
  margin: 0;
}
.lead { font-size: var(--step-1); color: var(--ink-soft); max-width: 54ch; line-height: 1.5; }

.hr {
  border: 0; border-top: 1px solid var(--line);
  margin: 0;
}

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--brand);
  --btn-fg: #fff;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--f-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--step-0);
  padding: 0.75rem 1.4rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 2px solid var(--btn-bg);
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.15s ease;
}
.btn:hover { color: var(--btn-fg); transform: translateY(-2px); }
.btn--signal { --btn-bg: var(--signal-deep); }
.btn--ghost {
  --btn-bg: transparent; --btn-fg: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn--sm { padding: 0.5rem 0.9rem; font-size: var(--step--1); }

/* ---------- Topbar ---------- */
.topbar {
  background: var(--brand-deep);
  color: #d7e7e7;
  font-size: var(--step--1);
}
.topbar__inner {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem;
  align-items: center; justify-content: space-between;
  padding-block: 0.5rem;
}
.topbar a { color: #fff; text-decoration: none; font-family: var(--f-mono); }
.topbar a:hover { color: var(--signal); }
.topbar__group { display: flex; flex-wrap: wrap; gap: 0.3rem 1.25rem; align-items: baseline; }
.topbar__label { color: #9ec3c3; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem; }

/* ---------- Masthead / Navigation ---------- */
.masthead {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.masthead__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: 0.75rem;
}
.brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; color: var(--ink); }
.brand .logo { width: auto; height: 52px; flex: none; display: block; }
.vh { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.brand__name {
  font-family: var(--f-display); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.14em; font-size: 1.35rem; line-height: 1;
}
.brand__sub {
  display: block; font-family: var(--f-mono); font-size: 0.62rem;
  letter-spacing: 0.2em; color: var(--muted); text-transform: uppercase; margin-top: 2px;
}

.nav { display: flex; align-items: center; gap: 0.35rem; }
.nav a {
  font-family: var(--f-display); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; font-size: 0.98rem;
  color: var(--ink-soft); text-decoration: none;
  padding: 0.5rem 0.7rem; border-radius: var(--radius);
}
.nav a:hover { color: var(--brand); background: var(--brand-tint); }
.nav a[aria-current="page"] { color: var(--brand); box-shadow: inset 0 -2px 0 var(--signal-deep); }

.nav-toggle {
  display: none;
  background: none; border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 0.4rem 0.55rem; cursor: pointer; color: var(--ink);
}
.nav-toggle svg { width: 22px; height: 22px; display: block; }

@media (max-width: 62rem) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute; inset: 100% 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 0.5rem;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 0.85rem 0.7rem; }
  .nav .btn { margin-top: 0.4rem; justify-content: center; }
}

/* ---------- Hero ---------- */
.hero { background: var(--surface); border-bottom: 1px solid var(--line); }
.hero__grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(1.5rem, 1rem + 4vw, 4rem);
  align-items: center;
}
.hero__grid + .facts { margin-top: clamp(2rem, 1.5rem + 3vw, 3.5rem); }
.hero h1 { margin-bottom: 1rem; }
.hero .lead { margin-bottom: 1.75rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero__aside {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface-2); padding: 1.5rem;
}
.hero__aside h2 { font-size: var(--step-1); margin-bottom: 0.9rem; }

@media (max-width: 52rem) {
  .hero__grid { grid-template-columns: 1fr; }
}

/* ---------- Faktenstreifen ---------- */
.facts {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.facts > div {
  padding: 1.25rem clamp(0.75rem, 2vw, 1.5rem);
  border-left: 1px solid var(--line);
}
.facts > div:first-child { border-left: 0; }
.facts dt {
  font-family: var(--f-mono); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.16em; color: var(--muted);
}
.facts dd {
  margin: 0.3rem 0 0; font-family: var(--f-display); font-weight: 600;
  font-size: var(--step-1); text-transform: uppercase; letter-spacing: 0.02em;
}
@media (max-width: 52rem) { .facts { grid-template-columns: repeat(2, 1fr); }
  .facts > div:nth-child(3) { border-left: 0; }
  .facts > div:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* ---------- Bereiche (zwei Geschäftsfelder) ---------- */
.bereiche { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
@media (max-width: 52rem) { .bereiche { grid-template-columns: 1fr; } }

.bereich {
  display: flex; flex-direction: column; gap: 1rem;
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border: 1px solid var(--line);
  border-top: 4px solid var(--accent, var(--brand));
  background: var(--surface);
}
.bereich--kfz { --accent: var(--brand); }
.bereich--klima { --accent: var(--signal-deep); }
.bereich__tag {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent);
}
.bereich h3 { font-size: var(--step-2); text-transform: uppercase; }
.bereich ul { margin: 0; padding-left: 1.1rem; color: var(--ink-soft); }
.bereich li { margin-block: 0.3rem; }
.bereich .btn { align-self: flex-start; margin-top: auto; }

/* ---------- Leistungs-Raster ---------- */
.grid-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  border: 1px solid var(--line); border-bottom: 0; border-right: 0;
  background: var(--surface);
}
.grid-cards > article {
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 0.5rem;
}
.grid-cards h3 { font-size: var(--step-1); }
.grid-cards .num {
  font-family: var(--f-mono); font-size: 0.75rem; color: var(--signal-deep);
  letter-spacing: 0.1em;
}
.grid-cards p { font-size: var(--step--1); color: var(--muted); }

/* ---------- Split (Text + Bildplatzhalter) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); align-items: center; }
.split--flip .split__media { order: -1; }
@media (max-width: 52rem) { .split { grid-template-columns: 1fr; } .split--flip .split__media { order: 0; } }
.split__text { display: flex; flex-direction: column; gap: 1rem; }

.ph {
  position: relative;
  aspect-ratio: 4 / 3;
  background:
    repeating-linear-gradient(135deg, var(--surface-2) 0 14px, transparent 14px 28px),
    var(--brand-tint);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  display: grid; place-content: center; text-align: center;
  padding: 1.5rem;
}
.ph span {
  font-family: var(--f-mono); font-size: 0.75rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--brand-deep);
  background: var(--surface); padding: 0.35rem 0.6rem; border: 1px solid var(--line-strong);
}
:root[data-theme="dark"] .ph span,
:root:not([data-theme="light"]) .ph span { color: var(--ink); }

/* ---------- USP-Liste ---------- */
.usp { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.usp--cols { grid-template-columns: repeat(2, 1fr); gap: 0.6rem 2rem; }
@media (max-width: 44rem) { .usp--cols { grid-template-columns: 1fr; } }
.usp li { display: flex; gap: 0.65rem; align-items: flex-start; }
.usp li::before {
  content: ""; flex: none; width: 1.15rem; height: 1.15rem; margin-top: 0.2rem;
  background: var(--ok);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6 9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6 9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* ---------- Prozess-Schritte ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.steps > li { list-style: none; background: var(--surface); padding: 1.5rem; }
.steps .step-n {
  font-family: var(--f-display); font-size: var(--step-2); color: var(--signal-deep);
  display: block; line-height: 1;
}
.steps h3 { font-size: var(--step-0); text-transform: uppercase; margin: 0.5rem 0 0.35rem; }
.steps p { font-size: var(--step--1); color: var(--muted); }
@media (max-width: 52rem) { .steps { grid-template-columns: 1fr 1fr; } }

/* ---------- CTA-Band ---------- */
.cta-band {
  background: var(--brand-deep); color: #eaf6f6;
}
.cta-band .wrap {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.5rem; padding-block: clamp(2rem, 1.5rem + 3vw, 3.5rem);
}
.cta-band h2 { color: #fff; }
.cta-band p { color: #bfdede; }
.cta-band .btn--ghost { --btn-fg: #fff; border-color: rgba(255,255,255,0.4); }
.cta-band .btn--ghost:hover { border-color: #fff; color: #fff; }

/* ---------- Kontakt / Karten ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
@media (max-width: 52rem) { .contact-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(1.25rem, 1rem + 2vw, 2rem);
}
.card h3 { margin-bottom: 0.75rem; }

.data-list { display: grid; gap: 0.5rem; margin: 0; }
.data-list div { display: flex; gap: 0.75rem; }
.data-list dt {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); min-width: 6.5rem; padding-top: 0.15rem;
}
.data-list dd { margin: 0; font-weight: 500; }

.hours { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.hours th, .hours td { text-align: left; padding: 0.5rem 0; border-bottom: 1px solid var(--line); }
.hours th { font-family: var(--f-mono); font-weight: 500; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.hours td { font-family: var(--f-mono); }

/* ---------- Formular ---------- */
form { display: grid; gap: 1rem; }
.field { display: grid; gap: 0.35rem; }
.field label { font-family: var(--f-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.field input, .field select, .field textarea {
  font: inherit; color: var(--ink);
  background: var(--surface-2); border: 1px solid var(--line-strong);
  border-radius: var(--radius); padding: 0.7rem 0.8rem;
}
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--focus); outline-offset: 1px; border-color: var(--brand); }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 40rem) { .field--row { grid-template-columns: 1fr; } }
.check { display: flex; gap: 0.6rem; align-items: flex-start; font-size: var(--step--1); color: var(--ink-soft); }
.check input { margin-top: 0.25rem; }

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: var(--gap); }
.person { border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); overflow: hidden; }
.person .ph { aspect-ratio: 1 / 1; border: 0; border-bottom: 1px solid var(--line); }
.person__body { padding: 1rem 1.15rem 1.25rem; }
.person h3 { font-size: var(--step-0); text-transform: uppercase; }
.person p { font-size: var(--step--1); color: var(--muted); margin-top: 0.15rem; }
.person a { font-family: var(--f-mono); font-size: 0.8rem; display: block; margin-top: 0.4rem; }

/* ---------- Prose (Impressum / Datenschutz) ---------- */
.prose { max-width: 46rem; }
.prose h2 { font-size: var(--step-2); margin-top: 2.5rem; margin-bottom: 0.75rem; }
.prose h3 { margin-top: 1.75rem; margin-bottom: 0.5rem; }
.prose p, .prose ul { margin-bottom: 1rem; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-block: 0.3rem; }
.prose address { font-style: normal; font-family: var(--f-mono); background: var(--surface-2); border: 1px solid var(--line); padding: 1rem; border-radius: var(--radius); }

/* ---------- Notiz-Box (Redaktionshinweise) ---------- */
.note {
  border: 1px dashed var(--signal-deep); background: var(--signal-tint);
  color: var(--ink-soft); padding: 0.85rem 1rem; border-radius: var(--radius);
  font-size: var(--step--1); margin-block: 1rem;
}
.note strong { color: var(--signal-deep); font-family: var(--f-mono); text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.72rem; }

/* ---------- Footer ---------- */
.footer {
  background: var(--brand-deep); color: #c7dede;
  padding-block: clamp(2.5rem, 2rem + 3vw, 4rem) 2rem;
  font-size: var(--step--1);
}
.footer a { color: #fff; text-decoration: none; }
.footer a:hover { color: var(--signal); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; }
@media (max-width: 62rem) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 38rem) { .footer__grid { grid-template-columns: 1fr; } }
.footer h4 { font-family: var(--f-display); text-transform: uppercase; letter-spacing: 0.1em; color: #fff; font-size: 0.95rem; margin-bottom: 0.9rem; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.footer__brand .brand__name { color: #fff; }
.footer__brand p { color: #9ec3c3; margin-top: 0.75rem; font-family: var(--f-mono); font-size: 0.8rem; }
.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.15); margin-top: 2.5rem; padding-top: 1.25rem;
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; justify-content: space-between;
  color: #9ec3c3; font-family: var(--f-mono); font-size: 0.75rem;
}

/* ---------- Diverses ---------- */
.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--line-strong); padding: 0.3rem 0.6rem; border-radius: 100px; color: var(--ink-soft);
}
.stack { display: flex; flex-direction: column; gap: 1rem; }
.mt-0 { margin-top: 0; }