/* ============================================================
   BigSolutions — shared stylesheet
   Brand tokens, base reset, navigation, footer, common patterns
   ============================================================ */

:root {
  --bs-bg-base:      #0D0D0D;
  --bs-bg-surface:   #1A1A1A;
  --bs-bg-elevated:  #2D2D2D;
  --bs-bg-subtle:    #151515;
  --bs-accent:       #FF6B00;
  --bs-accent-hover: #FF8C33;
  --bs-accent-dark:  #E05500;
  --bs-text-primary:   #FFFFFF;
  --bs-text-secondary: #E5E5E5;
  --bs-text-muted:     #757575;
  --bs-border-subtle:  #2D2D2D;
  --bs-border-accent:  #FF6B00;
  --bs-font-graffiti: 'Permanent Marker', 'Comic Sans MS', cursive;
  --bs-font-heading: 'Arial Black', Impact, sans-serif;
  --bs-font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --bs-graffiti-angle: -2deg;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bs-bg-base);
  color: var(--bs-text-secondary);
  font-family: var(--bs-font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* Typography helpers */
.font-black { font-family: 'Arial Black', Impact, 'Helvetica Neue', sans-serif; font-weight: 900; }
.font-bold { font-weight: 700; }
.font-mono { font-family: 'Courier New', monospace; }
.text-accent { color: var(--bs-accent); }
.text-white { color: #fff; }
.text-muted { color: var(--bs-text-muted); }
.uppercase { text-transform: uppercase; }

/* Layout */
.container { max-width: 80rem; margin: 0 auto; padding: 0 1.5rem; }

/* ---------- Marquee ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 1rem 0;
  background: var(--bs-bg-subtle);
  border-top: 1px solid var(--bs-border-subtle);
  border-bottom: 1px solid var(--bs-border-subtle);
}
.marquee.accent { background: var(--bs-accent); border: none; }
.marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: marqueeLeft 28s linear infinite;
}
.marquee.right .marquee-track { animation-name: marqueeRight; }
.marquee-track span {
  font-family: var(--bs-font-heading);
  font-weight: 900;
  font-size: 0.875rem;
  letter-spacing: 0.25em;
  padding: 0 1.25rem;
  white-space: nowrap;
  color: var(--bs-text-secondary);
}
.marquee.accent .marquee-track span { color: #000; }
.marquee-track span.star { color: var(--bs-accent); }
@keyframes marqueeLeft { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes marqueeRight { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none !important; } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .3s, backdrop-filter .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--bs-border-subtle);
}
.nav-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  height: 4rem;
  min-width: 0;
}
@media (min-width: 1024px) { .nav-inner { height: 5.5rem; } }
.nav-actions { display: flex; align-items: center; gap: .6rem; justify-self: end; }

.nav-logo { display: flex; align-items: center; gap: .55rem; flex-shrink: 1; min-width: 0; }
.nav-logo img { width: 2rem; height: 2rem; flex-shrink: 0; }
.nav-logo .wordmark {
  font-family: var(--bs-font-heading); font-weight: 900;
  font-size: 1.05rem; line-height: 1; white-space: nowrap;
  overflow: hidden; text-overflow: clip;
}
@media (min-width: 480px) {
  .nav-logo img { width: 2.25rem; height: 2.25rem; }
  .nav-logo .wordmark { font-size: 1.2rem; }
}
@media (min-width: 1024px) {
  .nav-logo img { width: 2.75rem; height: 2.75rem; }
  .nav-logo .wordmark { font-size: 1.4rem; }
  .nav-logo { gap: .75rem; }
}
.nav-logo .wordmark .big { color: var(--bs-accent); }
.nav-logo .wordmark .sol { color: #fff; transition: color .2s; }
.nav-logo:hover .wordmark .sol { color: var(--bs-accent); }

/* Burger button — visible below 1024px, hidden on desktop. Defined BEFORE
   the media query so the breakpoint rule wins on source order. */
.nav-mobile-btn {
  padding: .5rem; color: var(--bs-accent); border-radius: .5rem;
  background: rgba(255,107,0,0.08); border: 1px solid transparent;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; cursor: pointer;
  width: 2.75rem; height: 2.75rem;
  transition: background .2s, border-color .2s;
}
.nav-mobile-btn:hover, .nav-mobile-btn:focus { background: rgba(255,107,0,0.15); border-color: rgba(255,107,0,0.3); outline: none; }
.nav-mobile-btn svg { width: 22px; height: 22px; }

/* Desktop nav links — hidden by default, shown ≥1024px. */
.nav-links { display: none; align-items: center; gap: 1.25rem; flex-shrink: 0; flex-wrap: nowrap; width: max-content; }

/* Belt-and-suspenders responsive — use !important to defeat any cached overrides. */
@media (max-width: 1119.98px) {
  .nav-links     { display: none !important; }
  .nav-mobile-btn { display: flex !important; }
}
@media (min-width: 1120px) {
  .nav-links     { display: flex !important; gap: 1.25rem !important; justify-self: center; width: max-content; }
  .nav-mobile-btn { display: none !important; }
}
@media (min-width: 1280px) { .nav-links { gap: 1.6rem !important; } }
@media (min-width: 1440px) { .nav-links { gap: 2rem !important; } }
/* Margin-based fallback in case any cached CSS suppresses flex gap. */
.nav-links > * + * { margin-left: 0; }

.nav-links a, .nav-links button {
  color: var(--bs-text-secondary); font-family: inherit; font-size: .9rem; font-weight: 700;
  letter-spacing: .025em; transition: color .15s; display: flex; align-items: center; gap: .25rem;
  padding: 0; background: none; border: none; cursor: pointer; white-space: nowrap;
}
.nav-links a:hover, .nav-links button:hover { color: var(--bs-accent); }
.nav-cta { display: none; }
@media (min-width: 1120px) {
  .nav-cta {
    display: inline-flex; align-items: center; white-space: nowrap;
    padding: .55rem 1.25rem; background: var(--bs-accent); color: #000 !important;
    font-family: var(--bs-font-heading); font-weight: 900; font-size: .85rem;
    letter-spacing: .05em; border-radius: .5rem; transition: background .2s;
    border: none;
  }
}
@media (min-width: 1280px) { .nav-cta { padding: .6rem 1.5rem; font-size: .9rem; } }
.nav-cta:hover { background: var(--bs-accent-hover); color: #000 !important; }

/* Mega dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-panel {
  position: absolute; top: 100%; left: 0; transform: translateY(-8px);
  margin-top: .75rem; width: 30rem; max-width: calc(100vw - 2rem);
  background: var(--bs-bg-base); border: 1px solid var(--bs-border-subtle); border-radius: .75rem;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,.6);
  overflow: hidden;
  padding: .75rem;
  opacity: 0; visibility: hidden; transition: opacity .15s, transform .15s, visibility .15s;
}
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-item {
  display: flex; align-items: center; gap: 1rem; padding: .85rem 1rem; transition: background .15s; border-radius: .5rem;
  margin-bottom: 4px;
}
.nav-dropdown-item:last-of-type { margin-bottom: 0; }
.nav-dropdown-item:hover { background: var(--bs-bg-surface); }
.nav-dropdown-icon {
  flex-shrink: 0; width: 2.5rem; height: 2.5rem;
  background: var(--bs-bg-subtle); border: 1px solid var(--bs-border-subtle); border-radius: .5rem;
  display: flex; align-items: center; justify-content: center;
  color: var(--bs-accent);
  transition: border-color .15s;
}
.nav-dropdown-item:hover .nav-dropdown-icon { border-color: var(--bs-accent); }
.nav-dropdown-title { font-family: var(--bs-font-heading); font-weight: 900; color: #fff; font-size: .875rem; }
.nav-dropdown-item:hover .nav-dropdown-title { color: var(--bs-accent); }
.nav-dropdown-desc { font-size: .75rem; color: var(--bs-text-muted); margin-top: .125rem; }
.nav-dropdown-footer {
  border-top: 1px solid var(--bs-border-subtle); padding: 1rem .25rem .25rem;
  margin-top: .5rem;
}

/* Mobile nav slide-out panel */
.nav-mobile-panel {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 60;
  width: 22rem; max-width: 88vw;
  background: var(--bs-bg-base); border-left: 1px solid var(--bs-border-subtle);
  display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .3s cubic-bezier(.32,.72,0,1);
}
.nav-mobile-panel.open { transform: translateX(0); }
.nav-mobile-backdrop {
  position: fixed; inset: 0; z-index: 55; background: rgba(0,0,0,.6);
  opacity: 0; visibility: hidden; transition: opacity .2s, visibility .2s;
}
.nav-mobile-backdrop.open { opacity: 1; visibility: visible; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .75rem;
  padding: 1rem 2rem;
  font-family: var(--bs-font-heading); font-weight: 900;
  font-size: 1rem; letter-spacing: .1em;
  border-radius: .5rem;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
  position: relative; overflow: hidden;
}
.btn-primary { background: var(--bs-accent); color: #000; }
.btn-primary:hover { background: var(--bs-accent-hover); }
.btn-outline { border: 2px solid var(--bs-accent); color: var(--bs-accent); }
.btn-outline:hover { background: var(--bs-accent); color: #000; }
.btn-dark { background: #000; color: #fff; }
.btn-dark:hover { background: #1A1A1A; }
.btn .arrow { transition: transform .3s; }
.btn:hover .arrow { transform: translateX(.4rem); }

/* ---------- Footer ---------- */
footer { background: var(--bs-bg-base); position: relative; overflow: hidden; }

/* ---------- Helpers ---------- */
.section-tag {
  display: inline-flex; align-items: center; gap: .6rem;
  color: var(--bs-accent);
  font-family: var(--bs-font-graffiti) !important; font-weight: 400 !important;
  font-size: 1.25rem !important; letter-spacing: .02em; text-transform: none !important; line-height: 1.1; margin: 0 0 .85rem !important;
  transform: rotate(var(--bs-graffiti-angle)); transform-origin: center;
}
.section-tag::before, .section-tag::after { content: ""; flex: 0 0 auto; width: 1.5rem; height: 2px; background: var(--bs-accent); }
/* Headline direkt nach einem Tag: kein zusätzlicher oberer Abstand (Browser-Default h2/h1 entfernen) */
.section-tag + .headline, .section-tag + h1, .section-tag + h2,
.hero-kicker + h1, .hero-kicker + h2 { margin-top: 0 !important; }
/* Reveal darf die Graffiti-Schräglage NICHT überschreiben (sonst stehen animierte Tags gerade). */
.js-ready .section-tag.reveal:not(.in) { transform: translateY(30px) rotate(var(--bs-graffiti-angle)); }
.js-ready .section-tag.reveal.in { transform: rotate(var(--bs-graffiti-angle)); }

/* Service-Hero: Intro-Text direkt unter der Überschrift */
.svc-hero-intro { color: var(--bs-text-secondary); font-size: 1.25rem; line-height: 1.6; font-weight: 700; margin: 1.75rem 0 0; max-width: 38rem; }

/* Sticky mobile CTA */
.bs-sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: none; align-items: center; justify-content: space-between; gap: 1rem; padding: .7rem 1rem; background: rgba(13,13,13,.92); backdrop-filter: blur(10px); border-top: 1px solid var(--bs-border-subtle); }
@media (max-width: 760px) { .bs-sticky-cta { display: flex; } body { padding-bottom: 4.5rem; } }
.bs-sticky-text { display: flex; flex-direction: column; line-height: 1.2; }
.bs-sticky-text strong { color: #fff; font-size: .9rem; }
.bs-sticky-text span { color: var(--bs-text-muted); font-size: .72rem; }
.bs-sticky-btn { flex-shrink: 0; background: var(--bs-accent); color: #000 !important; font-family: var(--bs-font-heading); font-weight: 900; font-size: .8rem; letter-spacing: .03em; padding: .7rem 1.1rem; border-radius: .5rem; }

.headline {
  font-family: var(--bs-font-heading); font-weight: 900;
  line-height: 1; letter-spacing: -0.02em;
  font-size: clamp(2.5rem, 6vw, 5rem);
  color: #fff; margin-top: 0;
}
.headline .accent { color: var(--bs-accent); }

.bg-text {
  position: absolute; pointer-events: none; user-select: none;
  font-family: var(--bs-font-heading); font-weight: 900;
  line-height: 1; opacity: 0.025; color: #fff;
  font-size: 22vw; white-space: nowrap;
}

/* Reveal-on-scroll — progressive enhancement only.
   Content is fully visible by default; .js-ready triggers fade-in. */
.reveal { opacity: 1; transform: none; transition: opacity .8s ease, transform .8s ease; }
.js-ready .reveal:not(.in) { opacity: 0; transform: translateY(30px); }
.js-ready .reveal.in { opacity: 1; transform: translateY(0); }
.js-ready .reveal-x-left:not(.in)  { transform: translateX(-40px); }
.js-ready .reveal-x-right:not(.in) { transform: translateX(40px); }
.js-ready .reveal-x-left.in, .js-ready .reveal-x-right.in { transform: translateX(0); }

/* Gestaffelte Reveal-Kaskade für Karten-Grids (Premium-Feel) */
.js-ready .features-grid > .reveal:nth-child(2), .js-ready .tiers-grid > .reveal:nth-child(2), .js-ready .proof-grid > .reveal:nth-child(2), .js-ready .produkt-grid > .reveal:nth-child(2), .js-ready .stats-row > .reveal:nth-child(2) { transition-delay: .1s; }
.js-ready .features-grid > .reveal:nth-child(3), .js-ready .tiers-grid > .reveal:nth-child(3), .js-ready .proof-grid > .reveal:nth-child(3), .js-ready .produkt-grid > .reveal:nth-child(3), .js-ready .stats-row > .reveal:nth-child(3) { transition-delay: .2s; }
.js-ready .features-grid > .reveal:nth-child(4), .js-ready .tiers-grid > .reveal:nth-child(4), .js-ready .produkt-grid > .reveal:nth-child(4) { transition-delay: .3s; }
@media (prefers-reduced-motion: reduce) { .js-ready .reveal:not(.in) { opacity: 1 !important; transform: none !important; } .reveal { transition: none !important; } }

/* Cards */
.card {
  background: var(--bs-bg-base);
  border: 1px solid var(--bs-bg-surface);
  border-radius: .75rem;
  overflow: hidden;
  transition: border-color .3s, background .3s, transform .3s;
}
.card:hover { border-color: rgba(255,107,0,.4); background: #111; }

/* Brick texture subtle background */
.brick-bg {
  position: absolute; inset: 0; opacity: 0.035; pointer-events: none;
  background-image:
    linear-gradient(#fff 1px, transparent 1px),
    linear-gradient(90deg, #fff 1px, transparent 1px);
  background-size: 80px 30px, 80px 30px;
  background-position: 0 0, 40px 15px;
}

/* ── Einheitliches Karo-Netz auf ALLEN Heros (1:1 wie Startseite) ── */
.hero, .b-hero, .r-hero, .a-hero, .d-hero, .svc-hero, .page-hero, .k-hero {
  position: relative;
  overflow: hidden;
}
.b-hero::after, .r-hero::after, .a-hero::after, .d-hero::after, .page-hero::after, .k-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .04; z-index: 0;
  background-image:
    linear-gradient(#fff 1px, transparent 1px),
    linear-gradient(90deg, #fff 1px, transparent 1px);
  background-size: 80px 30px, 80px 30px;
  background-position: 0 0, 40px 15px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
          mask-image: linear-gradient(to bottom, #000 0%, transparent 80%);
}
/* Hero-Inhalt immer über dem Netz */
.b-hero > .container, .r-hero > .container, .a-hero > .container,
.d-hero > .container, .page-hero > .container, .k-hero > .container,
.svc-hero > .container {
  position: relative; z-index: 1;
}

/* Stat box */
.stat {
  background: var(--bs-bg-base); border: 1px solid var(--bs-border-subtle);
  border-radius: .75rem; padding: 1rem; text-align: center;
  transition: background .3s, border-color .3s;
}
.stat:hover { background: var(--bs-bg-surface); border-color: rgba(255,107,0,.4); }
.stat-value { font-family: var(--bs-font-heading); font-weight: 900; color: var(--bs-accent); font-size: 1.75rem; line-height: 1; }
.stat-label { font-size: .7rem; color: var(--bs-text-muted); font-weight: 700; letter-spacing: .05em; text-transform: uppercase; margin-top: .25rem; }

/* Selection */
::selection { background: var(--bs-accent); color: #000; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bs-bg-base); }
::-webkit-scrollbar-thumb { background: var(--bs-border-subtle); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--bs-accent); }