/* ==========================================================================
   W. Marb Radio- und Fernsehgeschäft, Amtzell — Demo-Gestaltungsvorschlag
   Charakter: inhabergeführtes AV-/HiFi-Fachgeschäft, refined minimal,
              technisch-präzise, mit Wärme (persönliche Beratung).
   Farbwelt: tiefes Mitternachtsblau (Ink) · warmes Off-White · warmes
             Bernstein/Amber als einziger scharfer Akzent (Senderskala-Glühen).
   Motiv:    stilisierte Senderskala / Tuning-Dial (Wiedererkennung).
   Schriften: Familjen Grotesk (Display) + Spline Sans (Body), lokal gehostet.
   ========================================================================== */

/* ---------- Schriften (lokal, DSGVO-konform) ---------- */
@font-face {
  font-family: "Familjen Grotesk";
  src: url("../fonts/familjen-grotesk.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Spline Sans";
  src: url("../fonts/spline-sans.woff2") format("woff2");
  font-weight: 300 600;
  font-style: normal;
  font-display: swap;
}

/* ---------- Designsystem ---------- */
:root {
  --ink: #10151f;          /* tiefes Mitternachtsblau — Basis & dunkle Sektionen */
  --ink-2: #1a2333;        /* abgesetztes Dunkel (Karten auf dunkel) */
  --ink-3: #2a3548;        /* feine Linien auf dunkel */
  --paper: #f6f3ec;        /* warmes Off-White — Grundton */
  --surface: #fffdf8;      /* Karten/Flächen */
  --text: #1c2230;         /* Fließtext auf hell */
  --text-soft: #4a5364;    /* abgesetzter Fließtext */
  --amber: #d98a2b;        /* Bernstein/Amber — einziger scharfer Akzent */
  --amber-soft: #e7a851;   /* hellerer Amber (auf dunkel) */
  --amber-deep: #b06f1d;   /* Hover */
  --line: #ddd6c8;         /* Trennlinien auf hellem Grund */
  --line-soft: rgba(246, 243, 236, 0.14);

  --font-display: "Familjen Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Spline Sans", "Segoe UI", system-ui, sans-serif;

  --container: 1160px;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset & Grundlagen ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.02rem;
  line-height: 1.66;
  color: var(--text);
  background-color: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--amber-deep); text-decoration: none; }

::selection { background: var(--amber); color: var(--ink); }

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

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- Typografie ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
  /* Nur an gesetzten Trennstellen (­) und echten Bindestrichen brechen */
  hyphens: manual;
}

h1 { font-size: clamp(2rem, 5.2vw, 3.55rem); }
h2 { font-size: clamp(1.65rem, 4vw, 2.7rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

p { max-width: 62ch; color: var(--text-soft); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 1.9rem;
  height: 2px;
  background: var(--amber);
}

.lead {
  font-size: clamp(1.08rem, 1.7vw, 1.27rem);
  line-height: 1.62;
  color: var(--text-soft);
}

/* Akzent-Markierung in Headlines */
.mark { color: var(--amber-deep); }

/* ---------- Demo-Hinweisleiste ---------- */
.demo-bar {
  background: var(--ink);
  color: var(--paper);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-align: center;
  padding: 0.5rem var(--pad);
  border-bottom: 2px solid var(--amber);
}
.demo-bar strong { font-weight: 600; color: var(--amber-soft); }

/* ---------- Header & Navigation ---------- */
.site-head {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 243, 236, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-head__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 0.8rem;
}

.brand { display: flex; align-items: center; gap: 0.8rem; color: var(--ink); }
.brand__mark { width: 44px; height: 44px; flex: none; }
.brand__name {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.12;
}
.brand__name small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-deep);
}

.nav { display: flex; align-items: center; gap: clamp(1.2rem, 2.5vw, 2.1rem); }
.nav a {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink);
  padding-block: 0.3rem;
  position: relative;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease);
}
.nav a:hover::after,
.nav a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav a[aria-current="page"] { color: var(--amber-deep); }

.nav__cta {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 0.6rem 1.2rem !important;
  border-radius: 2px;
  transition: background 0.25s var(--ease);
}
.nav__cta::after { display: none; }
.nav__cta:hover { background: var(--amber-deep); }

.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer; padding: 0.4rem;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2px;
  background: var(--ink);
  margin-block: 6px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--surface);
    border-bottom: 2px solid var(--amber);
    padding: 0.5rem var(--pad) 1.5rem;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding-block: 0.85rem; font-size: 1.05rem; }
  .nav__cta { margin-top: 0.8rem; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: 0.9rem 1.7rem;
  border: 1.5px solid var(--ink);
  color: var(--ink);
  background: transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
              border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.btn:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }

.btn--solid { background: var(--amber); border-color: var(--amber); color: var(--ink); }
.btn--solid:hover { background: var(--amber-deep); border-color: var(--amber-deep); color: var(--paper); }

.btn--light { border-color: var(--paper); color: var(--paper); }
.btn--light:hover { background: var(--paper); color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 85% 12%, rgba(217, 138, 43, 0.10), transparent 60%),
    var(--paper);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 6.5fr) minmax(0, 4.5fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero h1 { margin-bottom: 1.4rem; }
.hero .lead { margin-bottom: 2.2rem; max-width: 50ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Senderskala-Motiv (Tuning-Dial) als Hero-Bild */
.dial {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}
.dial__panel {
  position: absolute;
  inset: 6%;
  background:
    radial-gradient(130% 120% at 50% 18%, #243049, var(--ink) 70%);
  border-radius: 6px;
  box-shadow: 0 24px 60px rgba(16, 21, 31, 0.28);
}
.dial__panel::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 6px;
  border: 1px solid rgba(231, 168, 81, 0.22);
}
.dial__svg { position: relative; width: 78%; }

@media (max-width: 880px) {
  .hero__grid { grid-template-columns: 1fr; }
  .dial { max-width: 360px; margin-inline: auto; width: 100%; }
}

/* ---------- Sektionen ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--tint { background: var(--surface); border-block: 1px solid var(--line); }

.section--dark { background: var(--ink); color: var(--paper); }
.section--dark h2, .section--dark h3 { color: var(--paper); }
.section--dark p { color: rgba(246, 243, 236, 0.74); }
.section--dark .eyebrow { color: var(--amber-soft); }
.section--dark .eyebrow::before { background: var(--amber-soft); }
.section--dark .mark { color: var(--amber-soft); }

.section__head { max-width: 720px; margin-bottom: clamp(2rem, 5vw, 3rem); }
.section__head p { margin-top: 1rem; }

/* ---------- Sortiment-Kacheln ---------- */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(248px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.tile {
  background: var(--surface);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  color: var(--text);
  position: relative;
  transition: background 0.3s var(--ease);
}
a.tile:hover { background: var(--paper); }
a.tile::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 3px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
a.tile:hover::before { transform: scaleX(1); }
.tile__icon { width: 38px; height: 38px; color: var(--amber-deep); flex: none; }
.tile h3 { color: var(--ink); }
.tile p { font-size: 0.95rem; }
.tile__more {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--amber-deep);
}

/* ---------- Sortiment-Detail (sortiment.html) ---------- */
.service {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: clamp(1.4rem, 4vw, 3.5rem);
  padding-block: clamp(2.2rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
}
.service:last-of-type { border-bottom: 1px solid var(--line); }
.service__title { display: flex; align-items: flex-start; gap: 1rem; }
.service__title .tile__icon { margin-top: 0.15rem; }
.service__num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--amber-deep);
  display: block;
  margin-bottom: 0.3rem;
}
.service__body p + p { margin-top: 0.8rem; }

/* ---------- Vertrauens-Merkmale ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(225px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.4rem);
}
.feature { border-top: 3px solid var(--amber); padding-top: 1.1rem; }
.feature h3 { margin-bottom: 0.5rem; }
.feature p { font-size: 0.95rem; }

/* ---------- Hinweis-Box ---------- */
.note-box {
  border: 1.5px solid var(--ink);
  background: var(--surface);
  border-radius: 4px;
  padding: clamp(1.5rem, 3vw, 2.1rem);
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  margin-top: clamp(2rem, 5vw, 2.8rem);
}
.note-box .tile__icon { color: var(--amber-deep); margin-top: 0.15rem; }
.note-box h3 { margin-bottom: 0.4rem; }
.note-box p { font-size: 0.97rem; }

/* ---------- CTA-Band ---------- */
.cta-band {
  background:
    radial-gradient(90% 140% at 88% 10%, rgba(217, 138, 43, 0.16), transparent 55%),
    var(--ink);
  color: var(--paper);
  text-align: center;
  padding-block: clamp(3.5rem, 8vw, 5.5rem);
  position: relative;
  overflow: hidden;
}
.cta-band__dial {
  position: absolute;
  width: clamp(220px, 30vw, 420px);
  color: rgba(231, 168, 81, 0.10);
  top: 50%; right: -6%;
  transform: translateY(-50%);
}
.cta-band h2 { color: var(--paper); margin-bottom: 0.9rem; position: relative; }
.cta-band p {
  margin-inline: auto;
  margin-bottom: 1.8rem;
  color: rgba(246, 243, 236, 0.82);
  position: relative;
}
.cta-band .tel {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--amber-soft);
  margin-bottom: 1.7rem;
  position: relative;
}
.cta-band .tel:hover { color: var(--paper); }
.cta-band__actions { position: relative; display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem; }

/* ---------- Kontaktseite ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.contact-cell { background: var(--surface); padding: clamp(1.6rem, 3vw, 2.2rem); }
.contact-cell h3 { margin-bottom: 0.7rem; color: var(--ink); }
.contact-cell .big {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  font-weight: 600;
  color: var(--amber-deep);
  display: inline-block;
  letter-spacing: -0.01em;
}
.contact-cell .big:hover { color: var(--ink); }
.contact-cell address { font-style: normal; color: var(--text-soft); }
.contact-cell p { font-size: 0.96rem; }
.contact-cell .ext {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.contact-cell .ext:hover { color: var(--amber-deep); }

/* ---------- Kontaktformular (gestalterisch, nicht funktional) ---------- */
.form-wrap {
  margin-top: clamp(2.2rem, 5vw, 3.2rem);
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.form-intro h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 0.8rem; }
.demo-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  display: grid;
  gap: 1rem;
}
.field { display: grid; gap: 0.4rem; }
.field label {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.field input, .field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.7rem 0.85rem;
  width: 100%;
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--amber); border-color: var(--amber); }
.form-hint {
  font-size: 0.85rem;
  color: var(--text-soft);
  background: rgba(217, 138, 43, 0.08);
  border: 1px dashed var(--amber);
  border-radius: 3px;
  padding: 0.7rem 0.9rem;
}
@media (max-width: 760px) {
  .form-wrap { grid-template-columns: 1fr; }
  .service { grid-template-columns: 1fr; gap: 1rem; }
}

/* ---------- Rechtsseiten ---------- */
.legal { max-width: 780px; }
.legal h1 { font-size: clamp(2rem, 4.5vw, 2.9rem); margin-bottom: 2rem; }
.legal h2 {
  font-size: 1.28rem;
  letter-spacing: -0.01em;
  margin: 2.2rem 0 0.8rem;
}
.legal p, .legal address { margin-bottom: 1rem; font-style: normal; color: var(--text-soft); }
.legal h1, .legal h2 { overflow-wrap: anywhere; }

.demo-note {
  background: var(--surface);
  border: 1.5px solid var(--amber);
  border-radius: 4px;
  padding: 1.4rem 1.7rem;
  margin-bottom: 2.4rem;
  font-size: 0.95rem;
  color: var(--text-soft);
}
.demo-note strong { color: var(--amber-deep); }

.placeholder {
  background: rgba(217, 138, 43, 0.12);
  border: 1px dashed var(--amber);
  border-radius: 2px;
  padding: 0.08rem 0.5rem;
  font-size: 0.9em;
  color: var(--amber-deep);
  white-space: nowrap;
}

/* ---------- Footer ---------- */
.site-foot {
  background: var(--ink);
  color: rgba(246, 243, 236, 0.74);
  padding-block: clamp(2.5rem, 6vw, 3.8rem) 1.5rem;
  font-size: 0.93rem;
  border-top: 3px solid var(--amber);
}
.site-foot a { color: var(--paper); }
.site-foot a:hover { color: var(--amber-soft); }
.foot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(205px, 1fr));
  gap: 2rem;
  padding-bottom: 2.4rem;
  border-bottom: 1px solid var(--line-soft);
}
.foot-grid h3 {
  color: var(--paper);
  font-size: 0.92rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.foot-grid ul { list-style: none; }
.foot-grid li { padding-block: 0.25rem; }
.foot-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: rgba(246, 243, 236, 0.5);
}

/* ---------- Einblend-Animationen ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  }
  .reveal.is-visible { opacity: 1; transform: none; }
  .reveal[data-delay="1"] { transition-delay: 0.1s; }
  .reveal[data-delay="2"] { transition-delay: 0.2s; }
  .reveal[data-delay="3"] { transition-delay: 0.3s; }
}