/* ============================================================
   Skeena – Marketing Landing Page (Redesign 2026)
   Vanilla CSS, kein Framework. Modernes, helles Design mit
   dunklem Hero, Farbverlauf-Akzenten und klaren Sektionen.
   ============================================================ */

:root {
  --c-bg: #ffffff;
  --c-bg-alt: #f6f8fc;
  --c-ink: #0f172a;
  --c-ink-soft: #475569;
  --c-ink-mute: #64748b;
  --c-line: #e6eaf2;
  --c-primary: #2563eb;
  --c-primary-d: #1d4ed8;
  --c-cyan: #06b6d4;
  --c-violet: #7c3aed;
  --c-dark: #0b1220;
  --c-dark-2: #111a2e;
  --grad: linear-gradient(120deg, #2563eb 0%, #06b6d4 100%);
  --grad-soft: linear-gradient(120deg, rgba(37,99,235,.12), rgba(6,182,212,.12));
  --r-sm: 10px;
  --r: 16px;
  --r-lg: 22px;
  --shadow: 0 10px 30px -12px rgba(15, 23, 42, .18);
  --shadow-lg: 0 30px 60px -20px rgba(15, 23, 42, .35);
  --maxw: 1180px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-primary); background: var(--grad-soft);
  padding: 6px 12px; border-radius: 999px;
}
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); line-height: 1.15; letter-spacing: -.02em; }
.section-head p { margin-top: 14px; color: var(--c-ink-soft); font-size: 1.08rem; }
.text-grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: .98rem; border-radius: 999px; padding: 13px 24px;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 12px 24px -10px rgba(37,99,235,.6); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.25); }
.btn-light { background: #fff; color: var(--c-ink); border-color: var(--c-line); box-shadow: var(--shadow); }
.btn-outline { background: transparent; color: var(--c-primary); border-color: var(--c-primary); }
.btn-lg { padding: 16px 30px; font-size: 1.05rem; }

/* Navigation */
.navbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.82); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s;
}
.navbar.scrolled { border-color: var(--c-line); box-shadow: 0 6px 20px -16px rgba(15,23,42,.4); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.25rem; letter-spacing: -.02em; }
.brand .mark { width: 32px; height: 32px; border-radius: 9px; background: var(--grad); display: grid; place-items: center; color: #fff; font-weight: 800; box-shadow: 0 6px 14px -6px rgba(37,99,235,.7); }
.nav-menu { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-menu a { color: var(--c-ink-soft); font-weight: 500; font-size: .96rem; transition: color .15s; }
.nav-menu a:hover { color: var(--c-ink); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--c-ink); margin: 5px 0; border-radius: 2px; transition: .25s; }

/* Hero */
.hero {
  background: radial-gradient(1200px 500px at 70% -10%, rgba(6,182,212,.25), transparent 60%),
              radial-gradient(900px 500px at 10% 0%, rgba(124,58,237,.22), transparent 55%),
              var(--c-dark);
  color: #e8eefc; padding: 86px 0 60px; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(2.2rem, 4.6vw, 3.5rem); line-height: 1.08; letter-spacing: -.03em; color: #fff; }
.hero h1 .text-grad { background: linear-gradient(120deg,#7dd3fc,#c4b5fd); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { margin-top: 20px; font-size: 1.18rem; color: #b9c6e6; max-width: 560px; }
.hero .hero-cta { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero .hero-meta { margin-top: 26px; display: flex; gap: 22px; flex-wrap: wrap; color: #9fb0d6; font-size: .92rem; }
.hero .hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero .dot { width: 7px; height: 7px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52,211,153,.18); }
.hero-visual { position: relative; }
.hero-visual img { border-radius: 14px; border: 1px solid rgba(255,255,255,.12); box-shadow: var(--shadow-lg); transform: perspective(1400px) rotateY(-9deg) rotateX(3deg); position: relative; z-index: 1; }
.hero-visual .glow { position: absolute; inset: -40px -20px auto auto; width: 320px; height: 320px; background: var(--grad); filter: blur(90px); opacity: .35; z-index: 0; }

/* Trust */
.trust { background: var(--c-bg); padding: 30px 0 6px; }
.trust p { text-align: center; color: var(--c-ink-mute); font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; font-weight: 600; }
.trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 28px; margin-top: 18px; }
.trust-badge { font-weight: 700; color: var(--c-ink-soft); opacity: .8; font-size: 1rem; }

/* Sektion-Layout */
.section { padding: 84px 0; }
.section.alt { background: var(--c-bg-alt); }

/* Zielgruppen */
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.audience-card { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r); padding: 26px; box-shadow: var(--shadow); }
.audience-card .ico { width: 46px; height: 46px; border-radius: 12px; background: var(--grad-soft); display: grid; place-items: center; color: var(--c-primary); margin-bottom: 14px; }
.audience-card h3 { font-size: 1.18rem; }
.audience-card p { color: var(--c-ink-soft); margin-top: 8px; font-size: .98rem; }

/* AI Spotlight */
.spotlight { background: var(--c-dark); color: #e8eefc; }
.spot-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: center; }
.spot-copy .eyebrow { color: #7dd3fc; background: rgba(125,211,252,.12); }
.spot-copy h2 { color: #fff; font-size: clamp(1.7rem, 3.2vw, 2.5rem); letter-spacing: -.02em; line-height: 1.15; margin-top: 14px; }
.spot-copy p.lead { color: #b9c6e6; margin-top: 14px; font-size: 1.08rem; }
.spot-list { margin-top: 22px; display: grid; gap: 12px; }
.spot-list li { list-style: none; display: flex; gap: 12px; align-items: flex-start; color: #d4ddf2; }
.spot-list .check { flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%; background: rgba(52,211,153,.18); color: #34d399; display: grid; place-items: center; font-size: 13px; margin-top: 3px; }
.spot-visual img { border-radius: 14px; border: 1px solid rgba(255,255,255,.12); box-shadow: var(--shadow-lg); }
.chat-prompts { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.chat-prompts .chip { font-size: .85rem; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); color: #c9d6f0; padding: 7px 12px; border-radius: 999px; }

/* Feature-Grid */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r); padding: 26px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s; }
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d6deec; }
.feature .ico { width: 48px; height: 48px; border-radius: 13px; background: var(--grad); color: #fff; display: grid; place-items: center; margin-bottom: 16px; box-shadow: 0 10px 20px -10px rgba(37,99,235,.6); }
.feature h3 { font-size: 1.14rem; letter-spacing: -.01em; }
.feature p { color: var(--c-ink-soft); margin-top: 8px; font-size: .97rem; }

/* Screenshot-Galerie */
.gallery-tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 26px; }
.gallery-tabs button { border: 1px solid var(--c-line); background: #fff; color: var(--c-ink-soft); padding: 9px 16px; border-radius: 999px; font-weight: 600; font-size: .9rem; cursor: pointer; transition: .15s; }
.gallery-tabs button:hover { color: var(--c-ink); }
.gallery-tabs button.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 10px 20px -12px rgba(37,99,235,.7); }
.gallery-stage { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); padding: 14px; box-shadow: var(--shadow); }
.gallery-panel { display: none; }
.gallery-panel.active { display: block; animation: fade .35s ease; }
.gallery-panel img { width: 100%; border-radius: 12px; border: 1px solid var(--c-line); }
.gallery-cap { display: flex; flex-direction: column; gap: 4px; padding: 14px 8px 6px; }
.gallery-cap h4 { font-size: 1.02rem; }
.gallery-cap p { color: var(--c-ink-mute); font-size: .92rem; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Integrationen */
.integrations-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.integration { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r); padding: 20px; text-align: center; box-shadow: var(--shadow); }
.integration .name { font-weight: 700; margin-top: 8px; }
.integration .desc { color: var(--c-ink-mute); font-size: .86rem; margin-top: 4px; }
.integration .ico { width: 40px; height: 40px; margin: 0 auto; border-radius: 11px; background: var(--grad-soft); color: var(--c-primary); display: grid; place-items: center; }

/* So funktioniert's */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.step { text-align: center; }
.step .num { width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 50%; background: var(--grad); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 1.2rem; box-shadow: 0 12px 24px -12px rgba(37,99,235,.7); }
.step h4 { font-size: 1.08rem; }
.step p { color: var(--c-ink-soft); margin-top: 6px; font-size: .95rem; }

/* Sicherheit */
.security { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.security ul { list-style: none; margin-top: 18px; display: grid; gap: 12px; }
.security li { display: flex; gap: 12px; align-items: flex-start; color: var(--c-ink-soft); }
.security .check { flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%; background: var(--grad-soft); color: var(--c-primary); display: grid; place-items: center; font-size: 13px; margin-top: 3px; }
.security-card { background: var(--c-dark); color: #d8e2f7; border-radius: var(--r-lg); padding: 32px; box-shadow: var(--shadow-lg); }
.security-card .big { font-size: 2.4rem; font-weight: 800; color: #fff; }
.security-card .row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.security-card .row:last-child { border-bottom: 0; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); padding: 30px; display: flex; flex-direction: column; }
.price.featured { border-color: transparent; box-shadow: var(--shadow-lg); position: relative; transform: translateY(-6px); }
.price.featured::before { content: ""; position: absolute; inset: 0; border-radius: var(--r-lg); padding: 1.5px; background: var(--grad); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.price .tag { align-self: flex-start; font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #fff; background: var(--grad); padding: 5px 10px; border-radius: 999px; margin-bottom: 12px; }
.price h3 { font-size: 1.3rem; }
.price .amount { font-size: 2.4rem; font-weight: 800; letter-spacing: -.02em; margin: 8px 0 2px; }
.price .amount small { font-size: .95rem; font-weight: 500; color: var(--c-ink-mute); }
.price .desc { color: var(--c-ink-soft); font-size: .95rem; min-height: 44px; }
.price ul { list-style: none; margin: 18px 0 24px; display: grid; gap: 10px; }
.price li { display: flex; gap: 10px; color: var(--c-ink-soft); font-size: .95rem; }
.price li .check { color: var(--c-primary); font-weight: 700; }
.price .btn { margin-top: auto; }

/* CTA-Band */
.cta-band { background: radial-gradient(800px 300px at 80% 0%, rgba(6,182,212,.3), transparent 60%), var(--c-dark); color: #fff; border-radius: var(--r-lg); padding: 56px; text-align: center; box-shadow: var(--shadow-lg); }
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -.02em; }
.cta-band p { color: #b9c6e6; margin-top: 12px; font-size: 1.08rem; }
.cta-band .hero-cta { justify-content: center; margin-top: 26px; display: flex; gap: 14px; flex-wrap: wrap; }

/* Footer */
.footer { background: var(--c-dark-2); color: #9fb0d6; padding: 56px 0 28px; margin-top: 84px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer h5 { color: #fff; font-size: .95rem; margin-bottom: 14px; letter-spacing: .02em; }
.footer a { color: #9fb0d6; font-size: .92rem; display: block; padding: 4px 0; transition: color .15s; }
.footer a:hover { color: #fff; }
.footer .brand { color: #fff; margin-bottom: 12px; }
.footer .brand .mark { box-shadow: none; }
.footer .muted { font-size: .9rem; margin-top: 10px; max-width: 280px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 36px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .86rem; color: #7e90b8; }

/* Scroll-to-top */
.to-top { position: fixed; right: 22px; bottom: 22px; width: 46px; height: 46px; border-radius: 50%; background: var(--grad); color: #fff; border: 0; cursor: pointer; display: grid; place-items: center; opacity: 0; pointer-events: none; transform: translateY(10px); transition: .25s; box-shadow: var(--shadow); z-index: 40; }
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid, .spot-grid, .security { grid-template-columns: 1fr; }
  .hero-visual img { transform: none; }
  .features-grid, .audience-grid, .steps, .pricing-grid { grid-template-columns: 1fr 1fr; }
  .integrations-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .nav-menu, .nav-cta .btn-outline { display: none; }
  .nav-toggle { display: block; }
  .nav-menu.open { display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--c-line); padding: 18px 24px; gap: 14px; box-shadow: var(--shadow); }
  .features-grid, .audience-grid, .steps, .pricing-grid, .integrations-grid, .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .price.featured { transform: none; }
  .cta-band { padding: 36px 22px; }
}

/* ============================================================
   Kontakt / Anfrageformular
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.contact-intro h2 { margin: 0 0 10px; }
.contact-facts {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
}
.contact-facts li {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-line);
}
.contact-facts span { color: var(--c-ink-mute); font-size: 0.9rem; }
.contact-facts a { color: var(--c-primary); text-decoration: none; }
.contact-facts a:hover { text-decoration: underline; }

.contact-form {
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.field { display: block; margin-bottom: 16px; }
.field > span {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-ink-soft);
  margin-bottom: 6px;
}
.field > span em { color: var(--c-primary); font-style: normal; }
.field input,
.field select,
.field textarea {
  width: 100%;
  box-sizing: border-box;
  font: inherit;
  color: var(--c-ink);
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  padding: 11px 13px;
  transition: border-color .15s, box-shadow .15s;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}

.field-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--c-ink-soft);
  margin: 4px 0 20px;
}
.field-check input { margin-top: 3px; }

/* Honeypot: für Menschen unsichtbar, aber von Bots ausfüllbar */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.form-status {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
}
.form-status.ok { color: #059669; }
.form-status.err { color: #dc2626; }
#contact-submit[disabled] { opacity: .6; cursor: not-allowed; }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
}

/* ===== Video-Sektion ===== */
.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.video-card { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); padding: 14px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.video-card video { width: 100%; border-radius: calc(var(--r-lg) - 6px); display: block; background: #0d47a1; aspect-ratio: 16 / 9; }
.video-cap { display: flex; flex-direction: column; gap: 4px; padding: 14px 8px 6px; }
.video-cap h4 { font-size: 1.02rem; }
.video-cap p { color: var(--c-ink-mute); font-size: .92rem; }
@media (max-width: 860px) {
  .video-grid { grid-template-columns: 1fr; }
}