/* ═══════════════════════════════════════════
   LLM LOGISTICS – style.css
   Unsere Farben, ChatGPT Logo-Integration
═══════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #f5f4f1;
  --bg2:         #eeecea;
  --white:       #ffffff;
  --border:      #e0dedd;
  --border-dark: #c8c5c2;

  --accent:      #4d8a6a;
  --accent-dark: #3a6e52;
  --accent-bg:   #eaf3ee;

  --text:        #1a1a1a;
  --text2:       #5a5856;
  --text3:       #9a9896;

  --font: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --max: 1100px;
  --pad: 2rem;
  --radius: 6px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--accent-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--text); }
button, input, textarea, select { font: inherit; }

.container { width: min(100% - 2 * var(--pad), var(--max)); margin-inline: auto; }

/* ── Skip Link ── */
.skip-link {
  position: absolute; top: -100%; left: 1rem;
  background: var(--accent); color: #fff;
  padding: 0.5rem 1rem; border-radius: var(--radius);
  font-size: 0.875rem; font-weight: 600; text-decoration: none;
  z-index: 9999; transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.2s;
}
.site-header.is-scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }

.navbar {
  height: 68px;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}

.brand img { width: 180px; height: auto; }

.nav-links {
  display: flex; align-items: center; gap: 2rem; list-style: none;
}
.nav-links a {
  font-size: 0.875rem; font-weight: 600; color: var(--text2);
  letter-spacing: 0.02em; transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--text) !important; color: var(--bg) !important;
  padding: 0.55rem 1.3rem; border-radius: var(--radius);
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--accent-dark) !important; color: #fff !important; }

.nav-toggle {
  display: none; width: 44px; height: 44px;
  background: none; border: 1px solid var(--border-dark);
  border-radius: var(--radius); cursor: pointer;
}
.nav-toggle span {
  display: block; width: 20px; height: 2px;
  margin: 5px auto; background: var(--text);
  transition: transform 0.25s, opacity 0.25s;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 68px);
  display: flex; align-items: center;
}

.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 55% 60% at 80% 40%, rgba(77,138,106,0.08) 0%, transparent 65%),
    linear-gradient(135deg, #ffffff 0%, #f7f9fb 50%, #eef3f0 100%);
  z-index: -2;
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(26,26,26,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,26,26,0.04) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent 75%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem; align-items: center;
  padding: 6rem 0 5rem;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.72rem; font-weight: 800;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.25rem;
}
.eyebrow::before { content: ''; width: 28px; height: 2px; background: currentColor; }

h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800; line-height: 1.08;
  letter-spacing: -0.03em; color: var(--text);
  margin-bottom: 1.25rem;
}
h1 span { color: var(--accent); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.15; color: var(--text); }
h3 { font-size: 1.05rem; font-weight: 700; color: var(--text); letter-spacing: -0.01em; margin-bottom: 0.6rem; }

.hero-sub {
  font-size: 1.05rem; color: var(--text2);
  line-height: 1.75; max-width: 480px; margin-bottom: 2rem;
}

.hero-actions { display: flex; gap: 0.875rem; flex-wrap: wrap; align-items: center; margin-bottom: 1.75rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font); font-size: 0.9rem; font-weight: 700;
  letter-spacing: 0.03em; padding: 0.85rem 1.75rem;
  border-radius: var(--radius); text-decoration: none; border: none;
  cursor: pointer; transition: all var(--transition);
}
.btn-dark { background: var(--text); color: var(--bg); }
.btn-dark:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--text2); border: 1.5px solid var(--border-dark); }
.btn-outline:hover { border-color: var(--text); color: var(--text); transform: translateY(-1px); }

.trust-row { display: flex; flex-wrap: wrap; gap: 8px; }
.trust-row span {
  padding: 6px 14px; border: 1.5px solid rgba(77,138,106,0.25);
  border-radius: 100px; color: var(--accent-dark);
  background: rgba(77,138,106,0.07);
  font-size: 0.82rem; font-weight: 700;
}

/* Hero Logo – integriert ohne Rahmen */
.hero-card {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  min-height: 360px;
  isolation: isolate;
}

.hero-card::before {
  content: '';
  position: absolute;
  width: min(92%, 520px);
  aspect-ratio: 1.35;
  border-radius: 999px;
  background: radial-gradient(circle at 55% 45%, rgba(77,138,106,0.16), rgba(77,138,106,0.05) 42%, transparent 70%);
  filter: blur(34px);
  opacity: 0.9;
  z-index: -1;
}

.hero-card::after {
  content: '';
  position: absolute;
  width: min(78%, 440px);
  height: 1px;
  bottom: 14%;
  background: linear-gradient(90deg, transparent, rgba(26,26,26,0.16), transparent);
  filter: blur(0.4px);
  opacity: 0.55;
  z-index: -1;
}

.hero-card-inner {
  width: min(100%, 500px);
  position: relative;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.hero-card-inner::before { display: none; }

.hero-card-inner img {
  width: 100%; max-width: 500px;
  position: relative; z-index: 1;
  filter: drop-shadow(0 22px 34px rgba(26,26,26,0.12));
  opacity: 0.98;
}

/* ═══════════════════════════════════════════
   TRUST BAR
═══════════════════════════════════════════ */
.trust-bar { background: var(--accent); padding: 1rem 0; }
.trust-bar-inner {
  display: flex; gap: 2.5rem; align-items: center;
  justify-content: center; flex-wrap: wrap;
}
.trust-item {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.82rem; font-weight: 700;
  color: #fff; letter-spacing: 0.05em; white-space: nowrap;
}
.trust-item::before { content: '✓'; font-weight: 900; opacity: 0.85; }

/* ═══════════════════════════════════════════
   SECTIONS
═══════════════════════════════════════════ */
.section { padding: 6rem 0; }
.section-alt { background: var(--bg2); }

.section-header { max-width: 680px; margin-bottom: 3rem; }
.section-header h2 { margin-bottom: 0.75rem; }

.section-sub { font-size: 1rem; color: var(--text2); line-height: 1.7; max-width: 520px; }

/* ── Cards ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem;
  transition: all var(--transition); position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.card:hover { border-color: var(--accent); box-shadow: 0 4px 24px rgba(77,138,106,0.1); transform: translateY(-2px); }
.card:hover::before { opacity: 1; }

.card-num {
  font-size: 0.65rem; font-weight: 800; letter-spacing: 0.15em;
  color: var(--white); background: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px; margin-bottom: 1.25rem;
}
.card p { font-size: 0.875rem; color: var(--text2); line-height: 1.65; margin-bottom: 1rem; }
.card-tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent);
}

/* ═══════════════════════════════════════════
   ÜBER UNS
═══════════════════════════════════════════ */
.ueber-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }

.stats-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--border); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.stat-box { background: var(--white); padding: 2rem; text-align: center; }
.stat-box strong { display: block; font-size: 2.2rem; font-weight: 800; letter-spacing: -0.04em; color: var(--text); line-height: 1; margin-bottom: 0.4rem; }
.stat-box strong em { font-style: normal; color: var(--accent); }
.stat-box span { font-size: 0.75rem; color: var(--text3); font-weight: 500; letter-spacing: 0.05em; }

.ueber-content h2 { margin-bottom: 1rem; }

.check-list { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.check-list li {
  display: flex; align-items: flex-start; gap: 0.75rem;
  font-size: 0.9rem; color: var(--text2); line-height: 1.5;
}
.check-list li::before { content: '✓'; color: var(--accent); font-weight: 800; flex-shrink: 0; margin-top: 0.1rem; }

/* ═══════════════════════════════════════════
   KONTAKT
═══════════════════════════════════════════ */
.kontakt-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; align-items: start; }

.kontakt-info h2 { margin-bottom: 0.75rem; }
.kontakt-rows { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.5rem; }

.kontakt-row {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius);
  text-decoration: none; transition: all var(--transition);
}
.kontakt-row:hover { border-color: var(--accent); box-shadow: 0 2px 12px rgba(77,138,106,0.1); }

.kr-icon {
  width: 40px; height: 40px; background: var(--accent-bg);
  border-radius: var(--radius); display: flex; align-items: center;
  justify-content: center; font-size: 1rem; flex-shrink: 0;
}
.kr-body { display: flex; flex-direction: column; }
.kr-label { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text3); margin-bottom: 0.1rem; }
.kr-value { font-size: 0.9rem; color: var(--text); font-weight: 500; }

/* ── Formular ── */
.kontakt-form {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem;
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
}

.form-row { display: grid; gap: 0.5rem; margin-bottom: 1.25rem; }
.form-two-col { grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-two-col > div { display: grid; gap: 0.5rem; }

label { font-size: 0.85rem; font-weight: 700; color: var(--text); }

input, textarea {
  width: 100%; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.75rem 1rem;
  background: #fbfcfd; color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  outline: none;
}
input { height: 48px; }
textarea { resize: vertical; }
input:focus, textarea:focus {
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(77,138,106,0.12);
}

.form-submit { width: 100%; justify-content: center; padding: 1rem; font-size: 0.95rem; border: none; cursor: pointer; }
.form-note { margin-top: 0.875rem; font-size: 0.8rem; color: var(--text3); }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer { background: var(--text); padding: 2.5rem 0; }
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-logo { width: 160px; filter: brightness(0) invert(1); opacity: 0.75; }
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.45); }
.footer-links { display: flex; gap: 1.5rem; list-style: none; }
.footer-links a { font-size: 0.8rem; color: rgba(255,255,255,0.35); transition: color var(--transition); }
.footer-links a:hover { color: rgba(255,255,255,0.75); }

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 900px) {
  .hero-grid, .ueber-grid, .kontakt-grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero { min-height: auto; }
  .hero-grid { padding: 4rem 0 3rem; }
  .hero-card { min-height: 280px; }
  .hero-card-inner { width: min(100%, 420px); margin: 0 auto; }
}

@media (max-width: 680px) {
  :root { --pad: 1.25rem; }
  .nav-links { display: none; }
  .nav-links.is-open {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 68px; left: 14px; right: 14px;
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 1rem;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
  }
  .nav-links.is-open a { padding: 0.75rem; border-radius: var(--radius); display: block; }
  .nav-toggle { display: block; }
  .hero-card { min-height: 220px; }
  .hero-card-inner { width: min(100%, 340px); }
  .section { padding: 4rem 0; }
  .cards-grid { grid-template-columns: 1fr; }
  .form-two-col { grid-template-columns: 1fr; }
  .trust-bar-inner { gap: 1rem; justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

.site-version {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  white-space: nowrap;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  transform: translateY(1px);
}