/* =================================================================
   x64.de – Theme
   Alle Markenfarben hängen an --x64-orange. Ein Wert ändern = fertig.
   ================================================================= */

:root {
  /* Marken-Orange, entnommen aus den Original-Logos (x64, IPv64). */
  --x64-orange: #f59c1a;
  --x64-orange-hover: #ffb247;
  --x64-orange-rgb: 245, 156, 26;

  --x64-bg: #0d0f12;
  --x64-bg-alt: #14171c;
  --x64-panel: #191d23;
  --x64-border: #262b33;

  /* Bootstrap-Variablen überschreiben, damit Links, Focus-Ringe usw. mitziehen */
  --bs-primary: var(--x64-orange);
  --bs-primary-rgb: var(--x64-orange-rgb);
  --bs-link-color: var(--x64-orange);
  --bs-link-hover-color: var(--x64-orange-hover);
  --bs-link-color-rgb: var(--x64-orange-rgb);
  --bs-body-bg: var(--x64-bg);
  --bs-border-color: var(--x64-border);
}

html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }

body {
  background-color: var(--x64-bg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Nutzer mit reduzierter Bewegungspräferenz nicht durch die Seite scrollen lassen */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

::selection { background: var(--x64-orange); color: #000; }

.text-x64 { color: var(--x64-orange); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .75rem;
  font-weight: 600;
  color: var(--x64-orange);
  margin-bottom: .75rem;
}

.section-pad { padding: 7rem 0; }

/* Ersetzt style="max-width: …" im Markup – Inline-Styles sind wegen CSP tabu. */
.lead-narrow { max-width: 46rem; }

/* ---------------- Logo-Varianten ----------------
   Jedes Logo liegt zweimal vor: "-on-dark" (helle Schrift) und "-on-light"
   (dunkle Schrift). Welche Datei sichtbar ist, entscheidet allein das
   data-bs-theme am <html>. Solange die Seite fest auf "dark" steht, greift
   immer .logo-on-dark; ein späterer Hell-Modus schaltet ohne HTML-Änderung um. */

[data-bs-theme="dark"]  .logo-on-light { display: none; }
[data-bs-theme="light"] .logo-on-dark  { display: none; }

/* ---------------- Buttons ---------------- */

.btn-x64 {
  --bs-btn-color: #000;
  --bs-btn-bg: var(--x64-orange);
  --bs-btn-border-color: var(--x64-orange);
  --bs-btn-hover-color: #000;
  --bs-btn-hover-bg: var(--x64-orange-hover);
  --bs-btn-hover-border-color: var(--x64-orange-hover);
  --bs-btn-active-color: #000;
  --bs-btn-active-bg: var(--x64-orange-hover);
  --bs-btn-active-border-color: var(--x64-orange-hover);
  --bs-btn-focus-shadow-rgb: var(--x64-orange-rgb);
  font-weight: 600;
}

/* ---------------- Navbar ---------------- */

.navbar-x64 {
  background-color: rgba(13, 15, 18, .75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background-color .3s ease, border-color .3s ease;
  padding-block: .9rem;
}

/* Klasse wird von js/main.js beim Scrollen gesetzt */
.navbar-x64.is-scrolled {
  background-color: rgba(13, 15, 18, .95);
  border-bottom-color: var(--x64-border);
  padding-block: .55rem;
}

.navbar-brand { display: inline-flex; align-items: center; padding: 0; }
.navbar-logo { height: 2.25rem; width: auto; display: block; }
.navbar-x64.is-scrolled .navbar-logo { height: 2rem; }
.navbar-logo, .footer-logo { transition: height .3s ease; }
.footer-logo { height: 2.5rem; width: auto; display: block; }

.navbar-x64 .nav-link {
  color: rgba(255, 255, 255, .72);
  font-weight: 500;
  padding-inline: .9rem;
  position: relative;
}
.navbar-x64 .nav-link:hover,
.navbar-x64 .nav-link.active { color: #fff; }

.navbar-x64 .nav-link.active::after {
  content: "";
  position: absolute;
  left: .9rem; right: .9rem; bottom: .25rem;
  height: 2px;
  background: var(--x64-orange);
}

.navbar-toggler { border-color: var(--x64-border); }
.navbar-toggler:focus { box-shadow: 0 0 0 .2rem rgba(var(--x64-orange-rgb), .35); }

/* ---------------- Hero ---------------- */

.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 90% at 50% 0%, #1a1d24 0%, var(--x64-bg) 60%);
}

/* Oranger Lichtschein hinter der Headline */
.hero-glow {
  position: absolute;
  top: -30%; left: 50%;
  width: 60rem; height: 60rem;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(var(--x64-orange-rgb), .16) 0%, transparent 62%);
  pointer-events: none;
}

.hero h1 { letter-spacing: -.03em; line-height: 1.08; }

.scroll-hint {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, .35);
  font-size: 1.75rem;
  text-decoration: none;
  animation: bob 2.2s ease-in-out infinite;
}
.scroll-hint:hover { color: var(--x64-orange); }

@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50%      { transform: translate(-50%, .5rem); }
}

/* ---------------- Jumbo-Sektionen ---------------- */

.jumbo { padding: 7rem 0; background: var(--x64-bg); }
.jumbo-alt { background: var(--x64-bg-alt); }

/* Trennlinie zwischen zwei gleichfarbigen Sektionen */
.jumbo + .jumbo:not(.jumbo-alt),
.jumbo-alt + .jumbo-alt { border-top: 1px solid var(--x64-border); }

/* Logo-Block (links oder rechts, je nach flex-lg-row-reverse am .row) */
.brand-figure {
  margin: 0;
  padding: 1rem 0;
  text-align: center;
}

/* Die Wortmarken reichen von 3:1 (IPv64) bis 9,8:1 (Cloudrouter64). Bei großer
   max-height füllen die breiten Logos die Spalte und wirken dadurch winzig,
   während die kompakten türmen. Die niedrigere Grenze zieht beide Enden zusammen. */
.brand-logo {
  /* width/height muessen beide auto sein. Sonst gewinnt die width aus dem
     HTML-Attribut, max-height stutzt nur die Hoehe und das Logo wird verzerrt. */
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 4.5rem;
  margin-bottom: 1.5rem;
}

/* Bannerbilder statt freigestellter Wortmarken: duerfen die volle Spaltenbreite
   nutzen, damit die Schrift lesbar bleibt. max-height wuerde sie sonst stutzen. */
.brand-logo--photo {
  width: 100%;
  max-height: none;
  border-radius: .75rem;
  border: 1px solid var(--x64-border);
}

.brand-caption {
  font-size: .95rem;
  color: rgba(255, 255, 255, .62);
  line-height: 1.6;
}

.brand-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  font-size: .875rem;
  color: var(--x64-orange);
  text-decoration: none;
}
.brand-link:hover { text-decoration: underline; }

/* ---------------- Feature-Liste ---------------- */

.feature-list { list-style: none; padding: 0; margin: 0; }

.feature-list li {
  display: flex;
  gap: .85rem;
  align-items: flex-start;
  padding: .6rem 0;
  color: rgba(255, 255, 255, .72);
}

.feature-list i {
  flex-shrink: 0;
  margin-top: .15rem;
  color: var(--x64-orange);
  font-weight: 700;
}

.feature-list strong { color: #fff; font-weight: 600; }

/* ---------------- Kontakt ---------------- */

.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li {
  display: flex;
  gap: .85rem;
  align-items: center;
  padding: .6rem 0;
  color: rgba(255, 255, 255, .72);
}
.contact-list i { color: var(--x64-orange); font-size: 1.1rem; }
.contact-list a { color: rgba(255, 255, 255, .72); text-decoration: none; }
.contact-list a:hover { color: var(--x64-orange); }

.contact-form {
  padding: 2.5rem;
  border-radius: 1.25rem;
  background: var(--x64-panel);
  border: 1px solid var(--x64-border);
}

.contact-form .form-control,
.contact-form .form-select {
  background-color: var(--x64-bg);
  border-color: var(--x64-border);
  color: #fff;
  padding: .7rem .9rem;
}
.contact-form .form-control:focus,
.contact-form .form-select:focus {
  background-color: var(--x64-bg);
  border-color: var(--x64-orange);
  box-shadow: 0 0 0 .2rem rgba(var(--x64-orange-rgb), .2);
  color: #fff;
}
.contact-form .form-control::placeholder { color: rgba(255, 255, 255, .3); }
.contact-form .form-label { font-size: .875rem; font-weight: 600; color: rgba(255, 255, 255, .8); }

.contact-form .form-check-input:checked {
  background-color: var(--x64-orange);
  border-color: var(--x64-orange);
}
.contact-form .form-check-input:focus {
  border-color: var(--x64-orange);
  box-shadow: 0 0 0 .2rem rgba(var(--x64-orange-rgb), .2);
}

.req { color: var(--x64-orange); }

/* Honeypot: für Screenreader und Auge weg, für Bots im DOM sichtbar */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* ---------------- Footer ---------------- */

.site-footer {
  background: var(--x64-bg-alt);
  border-top: 1px solid var(--x64-border);
}

.footer-head {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: #fff;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-list { list-style: none; padding: 0; margin: 0; }
.footer-list li { margin-bottom: .6rem; }
.footer-list a {
  color: rgba(255, 255, 255, .55);
  text-decoration: none;
  font-size: .9rem;
}
.footer-list a:hover { color: var(--x64-orange); }

.footer-address {
  color: rgba(255, 255, 255, .55);
  font-size: .9rem;
  line-height: 1.6;
}

.social-row { display: flex; gap: .75rem; }
.social-row a {
  display: grid;
  place-items: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: .6rem;
  background: var(--x64-panel);
  border: 1px solid var(--x64-border);
  color: rgba(255, 255, 255, .7);
  font-size: 1.05rem;
  text-decoration: none;
  transition: all .2s ease;
}
.social-row a:hover {
  background: var(--x64-orange);
  border-color: var(--x64-orange);
  color: #000;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--x64-border);
}

.back-to-top { color: rgba(255, 255, 255, .55); text-decoration: none; }
.back-to-top:hover { color: var(--x64-orange); }

/* ---------------- Rechtstexte (Impressum / Datenschutz) ---------------- */

.legal-page { padding: 9rem 0 6rem; }
.legal-page h1 { font-weight: 800; letter-spacing: -.02em; margin-bottom: 2.5rem; }
.legal-page h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}
.legal-page p,
.legal-page li { color: rgba(255, 255, 255, .68); line-height: 1.75; }
.legal-page address { color: rgba(255, 255, 255, .68); font-style: normal; line-height: 1.75; }

.todo {
  display: inline-block;
  padding: .1rem .45rem;
  border-radius: .25rem;
  background: rgba(var(--x64-orange-rgb), .15);
  border: 1px dashed var(--x64-orange);
  color: var(--x64-orange);
  font-size: .8em;
  font-weight: 600;
}

/* ---------------- Responsive ---------------- */

@media (max-width: 991.98px) {
  .section-pad, .jumbo { padding: 4.5rem 0; }
  .hero h1 { font-size: 2.75rem; }
  .contact-form { padding: 1.75rem; }
  .navbar-x64 .nav-link.active::after { display: none; }
}
