/* ============================================================
   FRIENDS ELECTRIC & SIDOK SMART SYSTEMS GmbH
   Stil: aircenter.space (weiß, riesige Versalien, Pills)
   + nirnor.jp (Marquee, Bild-Reveals, sanfte Übergänge)
   ============================================================ */

:root {
  --bg: #f7f7f5;
  --ink: #0d0d0d;
  --gray: #9a9a9a;
  --line: #e2e2de;
  --petrol: #27798b;
  --red: #e2001a;
  --pill: 99px;
  --pad: clamp(20px, 4vw, 64px);
  --radius: 18px;
  --font: "Archivo", "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--petrol); color: #fff; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.caps  { text-transform: uppercase; letter-spacing: .14em; }
.micro {
  font-size: 11px; line-height: 1.7;
  text-transform: uppercase; letter-spacing: .18em;
  color: var(--gray); font-weight: 500;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  gap: 16px;
  padding: 18px var(--pad);
  pointer-events: none;
}
.site-header > * { pointer-events: auto; }
.site-header > .burger { justify-self: start; }
.site-header > .pill { justify-self: end; }
.header-brand {
  justify-self: center; min-width: 0;
  display: flex; align-items: center; justify-content: center;
}
.header-brand img { height: clamp(34px, 4.4vw, 54px); width: auto; max-width: 60vw; transition: filter .4s ease; }
/* ueber dunklem Grund: jedes Header-Element einzeln lesbar (weiss) schalten */
.site-header .header-brand.inv img { filter: brightness(0) invert(1); }
.site-header .burger.inv { background: #fff; }
.site-header .burger.inv span { background: var(--ink); }
.site-header .pill.inv { background: #fff; color: var(--ink); }
.site-header .burger, .site-header .pill { transition: background .3s ease, color .3s ease; }
@media (max-width: 600px) {
  .site-header .pill .label { display: none; }
  .site-header .pill { padding: 12px 16px; }
  .header-brand img { height: 30px; }
}

.pill {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: #fff;
  border: 0; border-radius: var(--pill);
  padding: 12px 22px;
  font-family: var(--font); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .16em;
  cursor: pointer;
  transition: background .35s ease, transform .35s ease;
}
.pill:hover { background: var(--petrol); transform: translateY(-2px); }
.pill .plus { font-size: 15px; font-weight: 400; line-height: 0; }
.pill.ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--ink);
}
.pill.ghost:hover { background: var(--ink); color: #fff; }
.dark .pill.ghost { color: #fff; border-color: #fff; }
.dark .pill.ghost:hover { background: #fff; color: var(--ink); }

.burger {
  width: 56px; height: 40px; flex: 0 0 auto;
  display: inline-flex; flex-direction: column; gap: 5px;
  align-items: center; justify-content: center;
  background: var(--ink); border: 0; border-radius: var(--pill);
  cursor: pointer; transition: background .35s ease;
}
.burger span { display: block; width: 20px; height: 2px; background: #fff; }
.burger:hover { background: var(--petrol); }

/* ---------- Vollbild-Menü ---------- */
.menu-overlay {
  position: fixed; inset: 0; z-index: 90;
  background: var(--bg);
  display: flex; flex-direction: column; justify-content: center;
  padding: 80px var(--pad) 70px;
  opacity: 0; visibility: hidden;
  transition: opacity .5s ease, visibility .5s ease;
  overflow-y: auto;
}
.menu-overlay.open { opacity: 1; visibility: visible; }
.menu-overlay nav a {
  display: block;
  font-size: clamp(26px, 4.6vw, 56px);
  font-weight: 600; text-transform: uppercase;
  line-height: 1.25; color: var(--ink);
  transition: color .3s ease, transform .3s ease, opacity .5s ease;
  opacity: 0; transform: translateY(24px);
}
.menu-overlay.open nav a { opacity: 1; transform: none; }
.menu-overlay nav a:hover { color: var(--petrol); transform: translateX(14px); }
.menu-overlay nav a span {
  font-size: 11px; vertical-align: super;
  color: var(--gray); letter-spacing: .2em; margin-right: 14px;
}
.menu-close { position: absolute; top: 18px; left: var(--pad); }
.menu-foot {
  margin-top: 40px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: grid; place-items: center;
  overflow: hidden;
}
.hero-title {
  position: absolute; top: clamp(90px, 13vh, 150px); left: 0; right: 0;
  text-align: center; z-index: 3;
  font-size: clamp(20px, 2.6vw, 34px);
  font-weight: 600; text-transform: uppercase; letter-spacing: .06em;
  line-height: 1.25;
}
.hero-title .micro { display: block; margin-top: 14px; }
.hero-letters {
  position: absolute; inset: 0; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  gap: clamp(28px, 6vw, 110px);
  padding: 0 4vw;
  font-size: clamp(90px, 17vw, 250px);
  font-weight: 500; line-height: 1;
  user-select: none; pointer-events: none;
}
.hero-letters span {
  display: block; position: relative;
  text-shadow: 0 0 18px rgba(247,247,245,.8);
  pointer-events: auto; cursor: default;
  transition: color .35s ease;
}
.hero-logo-wrap {
  position: relative; margin: 0;
  display: flex; flex-direction: column; align-items: center;
  pointer-events: auto;
}
.hero-logo {
  height: clamp(96px, min(24vh, 34vw), 280px);
  width: auto;
  object-fit: contain;
  filter: brightness(0);
  opacity: .92;
  will-change: transform;
  transition: filter .45s ease, transform .45s ease, opacity .45s ease;
}
.hero-logo-wrap:hover .hero-logo {
  filter: none;
  opacity: 1;
  transform: scale(1.09);
}
.hero-logo-name {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%) translateY(10px);
  margin-top: 18px;
  font-size: clamp(12px, 1.4vw, 18px); font-weight: 600;
  text-transform: uppercase; letter-spacing: .24em;
  white-space: nowrap; color: var(--ink);
  opacity: 0; transition: opacity .4s ease, transform .4s ease;
  pointer-events: none;
}
.hero-logo-wrap:hover .hero-logo-name {
  opacity: 1; transform: translateX(-50%) translateY(0);
}
.hero-letters .amp {
  font-size: clamp(34px, 4.6vw, 76px);
  font-weight: 300;
  color: var(--gray);
  opacity: .55;
}
.hero-letters span[data-full]:hover { color: var(--petrol); }
.hero-letters span[data-full]::after {
  content: attr(data-full);
  position: absolute; left: 50%; bottom: -1.5em;
  transform: translateX(-50%) translateY(8px);
  font-size: clamp(12px, 1.4vw, 17px); font-weight: 600;
  text-transform: uppercase; letter-spacing: .22em;
  white-space: nowrap; color: var(--petrol);
  opacity: 0; transition: opacity .35s ease, transform .35s ease;
  pointer-events: none;
}
.hero-letters span[data-full]:hover::after { opacity: 1; transform: translateX(-50%) translateY(0); }
.hero-micro {
  position: absolute; right: 9vw; top: 56%; transform: translateY(-50%);
  text-align: center; z-index: 3;
}
.hero-scroll {
  position: absolute; bottom: 26px; right: var(--pad); z-index: 3;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line); background: #fff;
  display: grid; place-items: center;
  font-size: 18px; color: var(--ink);
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ---------- Hero-Raum (interaktive Smart-Home-Szene) ---------- */
.hero-room {
  position: absolute; left: 50%; bottom: 0;
  transform: translateX(-50%);
  height: clamp(220px, 40vh, 380px);
  aspect-ratio: 1000 / 400;
  width: auto; max-width: 96vw;
  z-index: 1;
  pointer-events: none;
  opacity: 0; animation: roomIn 1.1s .15s ease forwards;
}
@keyframes roomIn {
  from { opacity: 0; transform: translateX(-50%) translateY(26px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.room-svg { display: block; width: 100%; height: 100%; }

/* ---------- 3D-Raum (WebGL) ---------- */
.hero-3d {
  position: absolute; inset: 0;
  z-index: 1; pointer-events: none;
  opacity: 0; transition: opacity 1s ease;
}
/* unten weich ausblenden -> nahtloser Uebergang zur Seite, egal ob Raum hell/dunkel */
.hero-3d canvas {
  display: block; width: 100%; height: 100%;
  -webkit-mask-image: linear-gradient(to bottom, #000 78%, transparent 97%);
  mask-image: linear-gradient(to bottom, #000 78%, transparent 97%);
}
.room-3d-active .hero-3d { opacity: 1; }
.room-3d-active .hero-room { display: none; }     /* 2D-Fallback aus, sobald 3D laeuft */

/* projizierte Interaktions-Hotspots */
.hero-3d .hs {
  position: absolute; left: 0; top: 0;
  width: 26px; height: 26px;
  transform: translate(-50%, -50%);
  pointer-events: none; opacity: 0;
  transition: opacity .45s ease;
}
.room-3d-active .hero-3d .hs { opacity: 1; }
.hero-3d .hs span {
  position: absolute; inset: 0; margin: auto;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--petrol);
}
.hero-3d .hs::before {
  content: ""; position: absolute; inset: 0;
  border-radius: 50%; border: 2px solid var(--petrol);
  animation: hsPulse 2.4s ease-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .hero-3d .hs::before { animation: none; }
}

/* interaktive Zonen */
.room-window, .room-lamp { pointer-events: auto; }
.room-window .hit, .room-lamp .hit { pointer-events: all; }

/* Stehleuchte: Licht an bei Hover */
.lamp-light { opacity: 0; transition: opacity .55s ease; }
.bulb-off { transition: opacity .4s ease; }
.room-lamp:hover .lamp-light { opacity: 1; }
.room-lamp:hover .bulb-off { opacity: 0; }

/* Fenster: Raffstore fährt herunter bei Hover */
.blinds {
  transform-box: fill-box; transform-origin: top;
  transform: translateY(-100%);
  transition: transform .95s cubic-bezier(.22, .61, .36, 1);
}
.room-window:hover .blinds { transform: translateY(0); }

/* Hotspot-Pulse als Interaktions-Hinweis */
.hotspot-ring {
  transform-box: fill-box; transform-origin: center;
  animation: hsPulse 2.4s ease-out infinite;
}
@keyframes hsPulse {
  0%   { transform: scale(.5); opacity: .7; }
  70%  { opacity: 0; }
  100% { transform: scale(2.6); opacity: 0; }
}
.hs-win, .hs-lamp { transition: opacity .3s ease; }
.room-window:hover .hs-win, .room-lamp:hover .hs-lamp { opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  .hero-room { animation: none; opacity: 1; transform: translateX(-50%); }
  .hotspot-ring { animation: none; }
  .blinds, .lamp-light, .bulb-off { transition: none; }
}

/* ---------- Marquee (nirnor-Element) ---------- */
.marquee {
  overflow: hidden; white-space: nowrap;
  padding: 16px 0;
  background: transparent;
}
.marquee-track {
  display: flex; width: max-content;
  animation: marq 42s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marq-group { display: flex; align-items: center; }
.marq-item {
  display: inline-block;
  font-size: clamp(26px, 4vw, 52px);
  font-weight: 600; text-transform: uppercase; letter-spacing: .02em;
  line-height: 1; color: var(--ink);
  padding: 0 clamp(28px, 3.4vw, 64px);
  white-space: nowrap; cursor: pointer;
  transition: color .3s ease, transform .35s cubic-bezier(.22, .61, .36, 1);
}
.marq-group .marq-item:nth-of-type(odd):hover  { color: var(--petrol); transform: scale(1.14); }
.marq-group .marq-item:nth-of-type(even):hover { color: var(--red);    transform: scale(1.14); }
@keyframes marq { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Sektionen allgemein ---------- */
section { padding: clamp(90px, 13vh, 160px) var(--pad); position: relative; }
.kicker { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 34px; }
.kicker::before { content: ""; width: 34px; height: 1px; background: var(--ink); }

.display {
  font-size: clamp(38px, 6.4vw, 96px);
  font-weight: 600; text-transform: uppercase;
  line-height: 1.04; letter-spacing: .005em;
  overflow-wrap: break-word; hyphens: auto;
}
.display .accent { color: var(--petrol); }
.display .thin { font-weight: 300; }
.h-med {
  font-size: clamp(28px, 3.6vw, 52px);
  font-weight: 600; text-transform: uppercase; line-height: 1.1;
}

.lede {
  max-width: 640px;
  font-size: clamp(13px, 1.3vw, 16px);
  line-height: 1.85; letter-spacing: .12em;
  text-transform: uppercase; font-weight: 500;
}
.lede + .lede { margin-top: 22px; color: var(--gray); }
.body-text { font-size: 15px; line-height: 1.85; color: #444; max-width: 620px; }
.body-text + .body-text { margin-top: 16px; }

.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(30px, 5vw, 90px); align-items: end; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; align-items: start; } }

.dark { background: var(--ink); color: #fff; }
.dark .kicker::before { background: #fff; }
.dark .micro { color: #777; }
.dark .body-text { color: #aaa; }

/* ---------- Manifest ---------- */
.manifest { text-align: center; }
.manifest .display { margin-bottom: 48px; }
.manifest .lede { margin-inline: auto; }

/* ---------- Leistungs-Sektionen (Startseite) ---------- */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 80px); align-items: center; }
.feature.flip .feature-media { order: 2; }
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; }
  .feature.flip .feature-media { order: 0; }
}
.feature-media { position: relative; }
.feature-media img, .feature-media .art {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  border-radius: var(--radius);
}
.feature-media .num {
  position: absolute; top: -28px; left: -8px; z-index: 2;
  font-size: 13px; letter-spacing: .24em; color: var(--gray);
}
.feature .tags { margin: 26px 0 30px; }
.feature .display { font-size: clamp(32px, 4.6vw, 66px); margin-bottom: 16px; }
.feature-tag {
  font-size: clamp(16px, 1.8vw, 23px); font-weight: 500; font-style: italic;
  color: var(--petrol); letter-spacing: .01em; margin: 0 0 26px;
}
.dark .feature-tag { color: #74b9c8; }

/* Bild-Reveal beim Scrollen (nirnor-Effekt) */
.img-reveal {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1.2s cubic-bezier(.65,.05,.36,1);
  transition-delay: var(--d, 0s);
}
.img-reveal.visible { clip-path: inset(0 0 0 0); }

/* Symbol-Flächen (einheitliche Linien-Icons, currentColor) */
/* ---------- 3D-Icons der Unterkategorien ---------- */
.icon3d { position: relative; display: block; width: 100%; aspect-ratio: 4 / 3; cursor: pointer; text-decoration: none; }
.media-link { display: block; }
.icon3d .art { width: 100%; height: 100%; transition: opacity .6s ease; }
.icons-3d-active .icon3d .art { opacity: 0; }   /* Fallback-SVG sanft aus, 3D rendert darueber */
#icons3d-canvas { position: fixed; inset: 0; z-index: 5; pointer-events: none; }

.art { display: block; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.dark .art { background: #141414; border-color: #2c2c2c; color: #fff; }
.art.dark-art { background: #101010; border: 0; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .16em;
  border: 1px solid var(--ink); border-radius: var(--pill);
  padding: 7px 14px;
}
.dark .tag { border-color: #555; color: #ddd; }
.dark .brand-card .tag { border-color: #999; color: var(--ink); }
.tag.red { border-color: var(--red); color: var(--red); }

/* ---------- Vergleichstabelle ---------- */
.compare { margin-top: 70px; border-top: 1px solid #2c2c2c; }
.compare-row {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  border-bottom: 1px solid #2c2c2c;
  padding: 22px 0; gap: 18px; align-items: center;
}
.compare-row.head { color: #777; }
.compare-row .crit { font-size: 13px; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; }
.compare-row .val { font-size: 13px; line-height: 1.6; color: #bbb; }
.compare-row .val.win { color: #fff; }
.compare-row .val.win::before { content: "— "; color: var(--petrol); }
@media (max-width: 700px) {
  .compare-row { grid-template-columns: 1fr; gap: 10px; padding: 20px 0; }
  .compare-row.head { display: none; }                 /* Spaltenköpfe weg – wir labeln je Zeile */
  .compare-row .crit { font-size: 15px; color: #fff; letter-spacing: .08em; }
  .compare-row .val { padding-left: 14px; border-left: 2px solid #3a3a3a; }
  .compare-row .val:not(.win)::before {
    content: "Konventionell"; display: block;
    font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: #777; margin-bottom: 3px;
  }
  .compare-row .val.win { border-left-color: var(--petrol); }
  .compare-row .val.win::before {
    content: "KNX"; display: block;
    font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--petrol); margin-bottom: 3px;
  }
}

/* ---------- Markenkarten ---------- */
.brand-grid { margin-top: 60px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 1000px) { .brand-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .brand-grid { grid-template-columns: 1fr; } }
.brand-card {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; color: var(--ink);
  padding: 30px 26px 34px;
  display: flex; flex-direction: column; gap: 14px;
  transition: transform .45s ease, border-color .3s ease;
}
.brand-card:hover { transform: translateY(-8px); border-color: var(--petrol); }
.brand-card h3 { font-size: 22px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.brand-card h3 small { display: block; font-size: 10px; font-weight: 500; letter-spacing: .2em; color: #777; margin-top: 6px; }
.brand-card p { font-size: 13.5px; line-height: 1.75; color: #555; flex: 1; }

/* ---------- Partner-Logos ---------- */
.logo-tile { display: flex; align-items: center; justify-content: center; background: #fff; border-radius: 12px; padding: 20px 26px; }
.logo-tile img { max-width: 100%; max-height: 50px; width: auto; height: auto; object-fit: contain; display: block; }
.logo-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 16px; }
/* Auf den weißen Karten sitzen die Logos direkt (kein Kachelhintergrund), links, gleich groß */
.brand-card .logo-tile { background: transparent; padding: 0; height: 64px; justify-content: flex-start; }
.brand-card .logo-tile img { max-height: 42px; }
.brand-card .logo-tile img.lg-ajax { max-height: 34px; }
.brand-card .logo-tile img.lg-satel { max-height: 46px; }
.brand-card .logo-tile img.lg-ksenia { max-height: 64px; }
.brand-sub { font-size: 10px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: #888; }

/* ---------- Kontaktformular ---------- */
.contact-form { max-width: 640px; margin: 64px auto 0; text-align: left; }
.contact-form label { display: block; margin-bottom: 28px; }
.contact-form label .micro { display: block; margin-bottom: 8px; color: var(--gray); }
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  width: 100%; border: 0; border-bottom: 1px solid var(--ink);
  background: transparent; padding: 10px 2px;
  font: inherit; font-size: 15px; color: var(--ink);
  border-radius: 0; outline: none; resize: vertical;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-bottom-width: 2px; }
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 36px; }
@media (max-width: 640px) { .cf-row { grid-template-columns: 1fr; } }
.cf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.cf-check { display: flex; gap: 12px; align-items: flex-start; font-size: 12.5px; line-height: 1.6; color: #555; }
.cf-check input { margin-top: 3px; accent-color: var(--ink); }
.cf-check a { text-decoration: underline; }
.cf-submit { margin-top: 8px; border: 0; cursor: pointer; font: inherit; }

/* ---------- Einzugsgebiet ---------- */
.area { text-align: center; }
.area-towns {
  max-width: 780px; margin: 28px auto 0;
  font-size: 13px; line-height: 2; color: #8a8a8a; letter-spacing: .02em;
}

/* ---------- Preise (dezent) ---------- */
.price-list { margin-top: 60px; border-top: 1px solid var(--line); max-width: 760px; }
.price-row {
  display: grid; grid-template-columns: 1fr auto;
  align-items: baseline; gap: 20px;
  padding: 26px 0; border-bottom: 1px solid var(--line);
}
.price-row .name { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .14em; }
.price-row .name small {
  display: block; margin-top: 6px;
  font-size: 11px; font-weight: 500; letter-spacing: .16em; color: var(--gray);
}
.price-row .amount { font-size: clamp(24px, 3vw, 34px); font-weight: 500; }
.price-row .amount small { font-size: 12px; color: var(--gray); font-weight: 400; margin-left: 6px; }
.price-note { margin-top: 44px; }

/* ---------- Über uns ---------- */
.founders { margin-top: 70px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 760px) { .founders { grid-template-columns: 1fr; } }
.founder {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  color: var(--ink);
  padding: 40px 34px;
}
.founder-photo {
  width: 100%; max-width: 290px; aspect-ratio: 4 / 5; object-fit: cover; object-position: top center;
  border-radius: 12px; margin: 0 0 24px; background: #f2f2ee;
}
.founder h3 { font-size: 26px; text-transform: uppercase; font-weight: 700; }
.founder .micro { margin: 10px 0 22px; }
.founder p { font-size: 14.5px; line-height: 1.8; color: #555; }
.founder a {
  display: inline-block; margin-top: 18px;
  font-size: 13px; font-weight: 600; color: var(--ink);
  border-bottom: 1px solid var(--petrol); padding-bottom: 2px;
}

/* ---------- Kontakt ---------- */
.contact { text-align: center; }
.contact .display a {
  display: inline-flex; flex-wrap: wrap; align-items: baseline; justify-content: center;
  gap: 0 .35em; max-width: 100%; transition: color .3s ease;
}
.contact .display a:hover { color: var(--petrol); }
.contact .display .cta-arrow { display: inline-block; }
@media (max-width: 600px) { .contact .display { font-size: clamp(30px, 9vw, 48px); } }
.contact-meta {
  margin-top: 70px;
  display: flex; justify-content: center; gap: clamp(24px, 6vw, 90px);
  flex-wrap: wrap;
}
.contact-meta a:hover { color: var(--petrol); }
@media (max-width: 640px) {
  .contact-meta { flex-direction: column; align-items: center; gap: 24px; margin-top: 50px; }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 44px var(--pad);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.site-footer img { height: 46px; width: auto; }
.site-footer nav { display: flex; gap: 26px; flex-wrap: wrap; }
.site-footer nav a:hover { color: var(--ink); }

/* ---------- Cookie-Banner ---------- */
.cookie-bar {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  z-index: 80;
  display: none; align-items: center; gap: 16px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--pill);
  box-shadow: 0 18px 50px rgba(13,13,13,.14);
  padding: 10px 12px 10px 24px;
  max-width: calc(100vw - 32px);
}
.cookie-bar.show { display: flex; }
.cookie-bar p { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: #555; white-space: nowrap; }
.cookie-bar p a { text-decoration: underline; }
.cookie-bar .pill { padding: 9px 18px; }
@media (max-width: 620px) {
  .cookie-bar { flex-direction: column; border-radius: 22px; padding: 16px; }
  .cookie-bar p { white-space: normal; text-align: center; }
}

/* ---------- Unterseiten ---------- */
.subhero { padding-top: clamp(150px, 22vh, 220px); padding-bottom: 40px; }
.subhero .display { margin-bottom: 30px; }
.subhero .lede { margin-bottom: 0; }
/* Subhero mit Stockfoto als Hintergrund (z. B. Photovoltaik) */
.subhero--bg {
  position: relative; isolation: isolate;
  background-size: cover; background-position: center;
  padding-bottom: clamp(80px, 14vh, 150px);
}
.subhero--bg::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(95deg, rgba(247,247,245,.96) 0%, rgba(247,247,245,.78) 44%, rgba(247,247,245,.2) 100%);
}
.subhero--bg .lede { max-width: 30em; }
.page-hero-media { padding: 0 var(--pad) 30px; }
.page-hero-media img, .page-hero-media .art {
  width: 100%; max-height: 62vh; object-fit: cover; border-radius: var(--radius);
}
.content-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 80px); align-items: center; }
.content-block.flip .cb-media { order: 2; }
@media (max-width: 860px) {
  .content-block { grid-template-columns: 1fr; }
  .content-block.flip .cb-media { order: 0; }
}
.cb-media img, .cb-media .art { width: 100%; aspect-ratio: 4 / 3; border-radius: var(--radius); object-fit: cover; }
.cb-media.contain img { object-fit: contain; background: #fff; border: 1px solid var(--line); padding: 24px; }
.check-list { margin-top: 26px; }
.check-list li {
  position: relative; padding: 14px 0 14px 34px;
  border-bottom: 1px solid var(--line);
  font-size: 14px; font-weight: 500; letter-spacing: .06em;
}
.dark .check-list li { border-color: #2c2c2c; }
.check-list li::before { content: "→"; position: absolute; left: 0; color: var(--petrol); }
.video-block { max-width: 720px; margin-left: auto; margin-right: auto; }
.video-block video { width: 100%; border-radius: var(--radius); display: block; }
.media-band { padding-top: 0; }
.media-band img { width: 100%; height: clamp(200px, 32vh, 400px); object-fit: cover; border-radius: var(--radius); display: block; }

/* ---------- Leistungen im Detail (Unterkategorien) ---------- */
.topics {
  margin-top: clamp(44px, 6vh, 80px);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(26px, 3vw, 48px);
}
@media (max-width: 900px) { .topics { grid-template-columns: repeat(2, 1fr); gap: 30px; } }
@media (max-width: 600px) { .topics { grid-template-columns: 1fr; gap: 30px; } }
.topic { border-top: 2px solid var(--ink); padding-top: 18px; }
.topic .t-no {
  display: block; font-size: 12px; font-weight: 600;
  letter-spacing: .22em; color: var(--petrol); margin-bottom: 12px;
}
.topic h3 {
  font-size: clamp(17px, 1.5vw, 21px); font-weight: 700;
  text-transform: uppercase; letter-spacing: .02em; line-height: 1.2; margin-bottom: 10px;
}
.topic p { font-size: 14px; line-height: 1.7; color: #555; }
.dark .topic { border-top-color: rgba(255, 255, 255, .28); }
.dark .topic h3 { color: #fff; }
.dark .topic p { color: #aaa; }
.cta-band { text-align: center; }
.cta-band .display a:hover { color: var(--petrol); }

/* ---------- Reveal-Animationen ---------- */
.reveal {
  opacity: 0; transform: translateY(46px);
  transition: opacity .9s cubic-bezier(.2,.65,.3,1), transform .9s cubic-bezier(.2,.65,.3,1);
  transition-delay: var(--d, 0s);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Rechtsseiten ---------- */
.legal { max-width: 820px; margin: 0 auto; padding-top: 160px; }
.legal h1 { margin-bottom: 60px; }
.legal h2 { font-size: 15px; text-transform: uppercase; letter-spacing: .14em; margin: 44px 0 14px; }
.legal p, .legal li { font-size: 15px; line-height: 1.85; color: #444; margin-bottom: 10px; }
.legal ul { list-style: disc; padding-left: 22px; }
.back-pill { position: fixed; top: 18px; left: var(--pad); z-index: 60; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .img-reveal { opacity: 1; transform: none; transition: none; clip-path: none; }
  .hero-scroll { animation: none; }
  .marquee-track { animation: none; }
}