/* =====================================================================
   All IT Consulting — Webseite (One-Pager)
   Baut auf tokens.css auf (im HTML VOR dieser Datei einbinden).
   ===================================================================== */

*, *::before, *::after { box-sizing: border-box; }

:root { --header-h: 72px; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-slate-800);
  background: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--color-ink); line-height: 1.12; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }
a { color: var(--color-primary); text-decoration: none; }
img, svg { display: block; max-width: 100%; }

/* ---------- Skip-Link / Fokus ---------- */
.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 200;
  background: var(--color-ink); color: #fff; padding: 10px 16px; border-radius: var(--radius-sm);
}
.skip-link:focus { left: 12px; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; border-radius: 4px; }

/* ---------- Layout-Bausteine ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(64px, 9vw, 112px) 0; }
section[id] { scroll-margin-top: calc(var(--header-h) + 10px); }
.section--alt { background: var(--color-slate-50); }
.section--dark { background: var(--color-ink); color: var(--color-slate-200); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: .82rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow.on-dark { color: var(--color-accent); }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }

.section-head { max-width: 62ch; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin: 16px 0 14px; }
.section-head p { color: var(--color-slate-600); font-size: 1.08rem; }
.section--dark .section-head h2 { color: #fff; }
.section--dark .section-head p { color: var(--color-slate-300); }
.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem;
  padding: .85rem 1.5rem; border-radius: var(--radius-full);
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--brand-gradient); color: #fff; box-shadow: 0 8px 20px rgba(37,99,235,.28); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(37,99,235,.36); }
.btn--ghost { background: transparent; color: var(--color-ink); border-color: var(--color-slate-300); }
.btn--ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn--light { background: rgba(255,255,255,.10); color: #fff; border-color: rgba(255,255,255,.30); }
.btn--light:hover { background: rgba(255,255,255,.18); }
.btn--lg { padding: 1rem 1.8rem; font-size: 1.05rem; }

/* ==================== HEADER / NAV ==================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-header .brand img { height: 46px; }
.site-header.scrolled { background: rgba(10,17,36,.82); backdrop-filter: saturate(160%) blur(12px); box-shadow: 0 1px 0 rgba(255,255,255,.06); }
.site-header--solid { background: var(--color-ink); box-shadow: 0 1px 0 rgba(255,255,255,.06); }
.legal-back { color: rgba(255,255,255,.82); font-weight: 500; }
.legal-back:hover { color: #fff; }
.legal .note-box { background: rgba(245,158,11,.10); border: 1px solid rgba(245,158,11,.35); border-radius: var(--radius-md); padding: 16px 20px; color: #92400e; font-size: .92rem; margin-bottom: 32px; }
.legal .note-box strong { color: #78350f; }

.nav { display: flex; align-items: center; gap: 34px; }
.nav a.link { color: rgba(255,255,255,.82); font-weight: 500; font-size: .98rem; position: relative; }
.nav a.link:hover { color: #fff; }
.nav a.link::after { content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0; background: var(--brand-gradient); transition: width var(--transition); }
.nav a.link:hover::after { width: 100%; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }
.nav-toggle span + span { margin-top: 5px; }

/* ==================== HERO ==================== */
.hero {
  position: relative; background: var(--color-ink); color: #fff;
  padding: calc(var(--header-h) + clamp(48px, 8vw, 96px)) 0 clamp(64px, 9vw, 120px);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(680px 380px at 82% -8%, rgba(34,211,238,.22), transparent 60%),
    radial-gradient(560px 340px at 4% 110%, rgba(37,99,235,.30), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(900px 500px at 60% 20%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(900px 500px at 60% 20%, #000, transparent 75%);
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 5.4vw, 4rem); margin: 20px 0 18px; }
.hero h1 .grad { background: var(--brand-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .sub { color: var(--color-slate-300); font-size: clamp(1.05rem, 1.6vw, 1.25rem); max-width: 52ch; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.hero .trust { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 36px; color: var(--color-slate-300); font-size: .92rem; }
.hero .trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero .trust svg { width: 18px; height: 18px; color: var(--color-accent); flex: none; }

/* Hero-Visual: Bento-Kacheln der Kernleistungen */
.hero-visual { position: relative; }
.bento { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.tile {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg); padding: 20px;
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}
.tile:hover { transform: translateY(-3px); border-color: rgba(255,255,255,.22); }
.tile-ic { display: grid; place-items: center; width: 60px; height: 60px; border-radius: var(--radius-md); background: rgba(34,211,238,.12); color: var(--color-accent); margin-bottom: 14px; }
.tile-ic svg { width: 34px; height: 34px; }
.tile b { display: block; font-family: var(--font-display); color: #fff; font-size: .9rem; margin-bottom: 3px; }
.tile > span { color: var(--color-slate-400); font-size: .76rem; line-height: 1.4; display: block; }
.tile--accent { background: var(--brand-gradient); border-color: transparent; box-shadow: var(--shadow-glow); }
.tile--accent .tile-ic { background: rgba(255,255,255,.18); color: #fff; }
.tile--accent b { color: #fff; }
.tile--accent > span { color: rgba(255,255,255,.88); }

/* ==================== KARTEN / LEISTUNGEN ==================== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--color-slate-200); border-radius: var(--radius-lg);
  padding: 30px 28px; transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative; overflow: hidden;
}
.card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--brand-gradient); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card .ic {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: grid; place-items: center; margin-bottom: 18px;
  background: var(--brand-gradient-soft); color: var(--color-primary);
}
.card .ic svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.22rem; margin-bottom: 10px; }
.card p { color: var(--color-slate-600); font-size: .98rem; }

/* Hervorgehobene Feature-Kachel (z. B. KI) — volle Breite, dunkel */
.card--featured { grid-column: 1 / -1; display: flex; align-items: center; gap: 26px; background: var(--color-ink); border-color: transparent; padding: 30px 32px; }
.card--featured .ic { flex: none; width: 60px; height: 60px; background: var(--brand-gradient); color: #fff; margin-bottom: 0; }
.card--featured .ic svg { width: 30px; height: 30px; }
.card--featured h3 { color: #fff; font-size: 1.45rem; margin-bottom: 8px; }
.card--featured p { color: var(--color-slate-300); font-size: 1.02rem; max-width: 74ch; }
.card--featured p strong { color: #fff; font-weight: 600; }
.card-eyebrow { display: inline-block; font-family: var(--font-display); font-weight: 600; font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 8px; }
@media (max-width: 620px) { .card--featured { flex-direction: column; align-items: flex-start; gap: 16px; } }

/* ==================== VORTEILE ==================== */
.benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px 30px; }
.benefit { display: flex; gap: 16px; }
.benefit .ic { flex: none; width: 44px; height: 44px; border-radius: var(--radius-md); display: grid; place-items: center; background: var(--color-ink); color: var(--color-accent); }
.benefit .ic svg { width: 22px; height: 22px; }
.benefit h3 { font-size: 1.08rem; margin-bottom: 6px; }
.benefit p { color: var(--color-slate-600); font-size: .95rem; }

/* ==================== ABLAUF ==================== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding-top: 8px; }
.step .num {
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: #fff; color: var(--color-primary); border: 2px solid var(--color-primary);
  position: relative; z-index: 2;
}
.step:not(:last-child)::after { content: ""; position: absolute; top: 31px; left: 46px; right: -24px; height: 2px; background: linear-gradient(90deg, var(--color-primary), var(--color-slate-200)); z-index: 1; }
.step h3 { font-size: 1.14rem; margin: 18px 0 8px; }
.step p { color: var(--color-slate-600); font-size: .95rem; }

/* ==================== ÜBER UNS ==================== */
.about { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.about-figure { position: relative; }
.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fact { background: var(--color-ink); border-radius: var(--radius-lg); padding: 22px; display: flex; flex-direction: column; justify-content: center; min-height: 116px; }
.fact .fic { display: grid; place-items: center; width: 42px; height: 42px; border-radius: var(--radius-md); background: rgba(34,211,238,.14); color: var(--color-accent); margin-bottom: 12px; }
.fact .fic svg { width: 22px; height: 22px; }
.fact b { font-family: var(--font-display); color: #fff; font-size: 1.02rem; line-height: 1.2; }
.fact > span { color: var(--color-slate-400); font-size: .85rem; margin-top: 3px; }
.fact--accent { background: var(--brand-gradient); box-shadow: var(--shadow-glow); justify-content: flex-end; }
.fact--accent b { font-family: var(--font-display); color: #fff; font-size: 2.7rem; line-height: 1; }
.fact--accent > span { color: rgba(255,255,255,.92); font-size: .92rem; margin-top: 6px; }
.about h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); margin-bottom: 16px; }
.about p { color: var(--color-slate-600); margin-bottom: 14px; }
.about .signature { margin-top: 22px; font-family: var(--font-display); color: var(--color-ink); font-weight: 600; }
.about .signature span { display: block; font-family: var(--font-body); font-weight: 400; color: var(--color-slate-500); font-size: .9rem; }

/* ==================== KONTAKT ==================== */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px, 5vw, 60px); }
.contact-info h2 { color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.5rem); margin-bottom: 16px; }
.contact-info > p { color: var(--color-slate-300); margin-bottom: 28px; }
.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .ic { flex: none; width: 42px; height: 42px; border-radius: var(--radius-md); background: rgba(255,255,255,.08); display: grid; place-items: center; color: var(--color-accent); }
.contact-list .ic svg { width: 20px; height: 20px; }
.contact-list b { display: block; color: #fff; font-family: var(--font-display); font-weight: 600; font-size: .95rem; }
.contact-list a, .contact-list span { color: var(--color-slate-300); }
.contact-list a:hover { color: var(--color-accent); }

.contact-form { background: #fff; border-radius: var(--radius-xl); padding: clamp(24px, 3vw, 36px); box-shadow: var(--shadow-lg); }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; color: var(--color-ink); font-size: .9rem; margin-bottom: 7px; }
.field input, .field textarea {
  width: 100%; font: inherit; color: var(--color-slate-800);
  padding: .8rem 1rem; border: 1.5px solid var(--color-slate-200); border-radius: var(--radius-md);
  background: var(--color-slate-50); transition: border-color var(--transition), box-shadow var(--transition);
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(37,99,235,.12); background: #fff; }
.field textarea { resize: vertical; min-height: 128px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.consent { display: flex; gap: 11px; align-items: flex-start; font-size: .88rem; color: var(--color-slate-600); margin-bottom: 20px; }
.consent input { margin-top: 3px; width: 18px; height: 18px; flex: none; accent-color: var(--color-primary); }
.form-note { font-size: .82rem; color: var(--color-slate-500); margin-top: 14px; text-align: center; }
.form-status { display: none; padding: 12px 16px; border-radius: var(--radius-md); font-size: .92rem; margin-bottom: 16px; }
.form-status.ok { display: block; background: rgba(16,185,129,.12); color: #047857; }
.form-status.err { display: block; background: rgba(239,68,68,.12); color: #b91c1c; }

/* ==================== FOOTER ==================== */
.site-footer { background: #060b18; color: var(--color-slate-400); padding: 64px 0 28px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.footer-brand img { height: 34px; margin-bottom: 16px; }
.footer-brand p { color: var(--color-slate-400); font-size: .92rem; max-width: 34ch; }
.footer-col h4 { color: #fff; font-size: .98rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-col a, .footer-col li { color: var(--color-slate-400); font-size: .92rem; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .85rem; color: var(--color-slate-500); }
.footer-bottom a { color: var(--color-slate-400); }
.footer-bottom a:hover { color: var(--color-accent); }

/* ==================== SCROLL-REVEAL ==================== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ==================== LEGAL-SEITEN ==================== */
.legal { padding: calc(var(--header-h) + 56px) 0 80px; }
.legal .container { max-width: var(--container-narrow); }
.legal h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 10px; }
.legal h2 { font-size: 1.3rem; margin: 34px 0 12px; }
.legal p, .legal li { color: var(--color-slate-700); margin-bottom: 12px; }
.legal address { font-style: normal; color: var(--color-slate-700); }
.legal .updated { color: var(--color-slate-500); font-size: .9rem; }
.legal a { color: var(--color-primary); text-decoration: underline; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 940px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: 2; max-width: 460px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .benefits { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(2)::after, .step:last-child::after { display: none; }
  .about { grid-template-columns: 1fr; }
  .about-figure { max-width: 380px; }
  .contact { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(10,17,36,.97); backdrop-filter: blur(12px);
    padding: 12px 24px 22px; transform: translateY(-120%); transition: transform var(--transition);
    box-shadow: 0 20px 40px rgba(0,0,0,.4);
  }
  .nav.open { transform: translateY(0); }
  .nav a.link { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav a.link::after { display: none; }
  .nav .btn { margin-top: 14px; }
  .nav-toggle { display: block; z-index: 101; }
  .site-header:not(.scrolled) { background: rgba(10,17,36,.75); backdrop-filter: blur(8px); }
  .nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 560px) {
  .cards, .benefits, .steps, .field-row, .footer-top { grid-template-columns: 1fr; }
  .badge-float { right: 8px; }
}