/* =========================================================
   agil·bi — Agile BI / DWH-Entwicklung
   Landingpage für dte-consulting (omo-net GmbH)
   Corporate-Design (self-contained, keine externen Deps)
   ========================================================= */

:root {
  --bg:        #ffffff;
  --bg-soft:   #f5f7fb;
  --bg-softer: #eef2f9;
  --ink:       #0f172a;
  --ink-soft:  #475569;
  --ink-faint: #7c899c;

  --brand:     #4f46e5;
  --brand-600: #4338ca;
  --brand-700: #3730a3;
  --accent:    #06b6d4;   /* Cyan — Daten */
  --accent-2:  #7c3aed;   /* Violett */

  --good:      #16a34a;   /* Vorteile */
  --good-soft: #ecfdf5;
  --good-line: #bbf7d0;
  --warn:      #ea580c;   /* Fallstricke */
  --warn-soft: #fff7ed;
  --warn-line: #fed7aa;

  --line:      #e4e9f2;
  --card:      #ffffff;

  --radius:    18px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 3px rgba(15,23,42,.05);
  --shadow-md: 0 10px 30px -12px rgba(15,23,42,.18);
  --shadow-lg: 0 24px 60px -20px rgba(30,27,90,.35);

  --maxw: 1160px;
  --nav-h: 72px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg);
  line-height: 1.65; font-size: 17px; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img,svg { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-700); }
h1,h2,h3,h4 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; color: var(--ink); }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight: 780; }
h3 { font-size: 1.2rem; font-weight: 700; }
p  { margin: 0 0 1rem; color: var(--ink-soft); }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }
.section { padding: clamp(60px, 8vw, 108px) 0; }
.section--soft { background: var(--bg-soft); }
.section--tight { padding-top: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: .8rem; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--brand); margin-bottom: 14px;
}
.eyebrow::before { content:""; width: 22px; height: 2px; background: linear-gradient(90deg,var(--brand),var(--accent)); border-radius: 2px; }
.eyebrow.warn { color: var(--warn); }
.eyebrow.warn::before { background: var(--warn); }
.eyebrow.good { color: var(--good); }
.eyebrow.good::before { background: var(--good); }
.section__head { max-width: 760px; margin-bottom: 50px; }
.section__head.center { margin-inline: auto; text-align: center; }
.section__head.center .eyebrow { justify-content: center; }
.section__head p { font-size: 1.08rem; }
.lead { font-size: 1.18rem; color: var(--ink-soft); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 13px 24px;
  border-radius: 999px; font-weight: 650; font-size: .98rem; cursor: pointer; border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease; white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: linear-gradient(135deg, var(--brand), var(--accent-2)); color:#fff; box-shadow: 0 10px 24px -10px rgba(79,70,229,.7); }
.btn--primary:hover { color:#fff; transform: translateY(-2px); box-shadow: 0 16px 30px -12px rgba(79,70,229,.75); }
.btn--ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--brand); color: var(--brand); background:#fff; }
.btn--light { background: rgba(255,255,255,.12); color:#fff; border-color: rgba(255,255,255,.24); }
.btn--light:hover { background: rgba(255,255,255,.2); color:#fff; transform: translateY(-2px); }

/* Header / Nav */
.site-header {
  position: sticky; top: 0; z-index: 60; height: var(--nav-h);
  background: rgba(255,255,255,.82); backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; letter-spacing: -0.03em; font-size: 1.24rem; color: var(--ink); flex: 0 0 auto; }
.brand:hover { color: var(--ink); }
.brand__mark { width: 34px; height: 34px; flex: 0 0 auto; }
.brand__name { white-space: nowrap; }
.brand__name b { color: var(--brand); font-weight: 800; }
.brand__name i { display:block; font-style: normal; font-size: .62rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-faint); margin-top: -2px; }
.nav__links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav__links a { color: var(--ink-soft); font-weight: 550; font-size: .94rem; padding: 9px 13px; border-radius: 10px; }
.nav__links a:hover { color: var(--ink); background: var(--bg-softer); }
.nav__links a.active { color: var(--brand); }
.nav__cta { display: flex; align-items: center; gap: 12px; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; border-radius: 10px; }
.nav__toggle:hover { background: var(--bg-softer); }
.nav__toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; }
.nav__toggle span + span { margin-top: 5px; }

/* Hero */
.hero {
  position: relative; overflow: hidden; color: #eef2ff;
  background:
    radial-gradient(1100px 520px at 80% -10%, rgba(124,58,237,.42), transparent 60%),
    radial-gradient(900px 520px at 6% 20%, rgba(6,182,212,.30), transparent 55%),
    linear-gradient(160deg, #0b1020 0%, #121a35 55%, #0d1530 100%);
}
.hero__inner { padding: clamp(64px, 9vw, 110px) 0 clamp(58px, 7vw, 96px); max-width: 880px; }
.hero__kicker {
  display: inline-flex; align-items: center; gap: 10px; font-size: .8rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; color:#a5b4fc; background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14); padding: 7px 15px; border-radius: 999px; margin-bottom: 24px;
}
.hero h1 { color:#fff; margin-bottom: .3em; }
.hero h1 .grad { background: linear-gradient(100deg,#67e8f9,#a78bfa 60%,#818cf8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__sub { font-size: 1.2rem; color:#c7d0e8; max-width: 640px; margin-bottom: 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero__points { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; max-width: 720px; }
.hero__point { display: flex; gap: 11px; align-items: flex-start; color:#dbe4fb; font-size: .95rem; }
.hero__point svg { width: 20px; height: 20px; color:#67e8f9; flex: 0 0 auto; margin-top: 2px; }

/* Generic cards / grid */
.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3,1fr); }
.grid--2 { grid-template-columns: repeat(2,1fr); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color:#d4dbec; }
.card__ic { width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 16px; color:#fff; }
.card__ic svg { width: 25px; height: 25px; }
.ic-blue { background: linear-gradient(135deg,#4f46e5,#6366f1); }
.ic-cyan { background: linear-gradient(135deg,#0891b2,#06b6d4); }
.ic-violet { background: linear-gradient(135deg,#7c3aed,#a855f7); }
.ic-good { background: linear-gradient(135deg,#15803d,#22c55e); }
.card h3 { margin-bottom: .35em; }
.card p { margin: 0; font-size: .97rem; }

/* Thesis / BI ≠ Software: comparison */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.col {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; background:#fff; box-shadow: var(--shadow-sm);
}
.col--classic { background: var(--bg-soft); }
.col--bi { border-color: #c9d2ee; box-shadow: var(--shadow-md); position: relative; }
.col__tag { display:inline-flex; align-items:center; gap:8px; font-size:.76rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding:6px 12px; border-radius:999px; margin-bottom:16px; }
.col--classic .col__tag { color: var(--ink-faint); background: var(--bg-softer); }
.col--bi .col__tag { color: var(--brand-700); background:#eef0fe; }
.col h3 { font-size: 1.24rem; }
.col ul { list-style:none; margin: 14px 0 0; padding: 0; }
.col li { position: relative; padding-left: 30px; margin-bottom: 12px; font-size: .97rem; color: var(--ink-soft); }
.col li svg { position: absolute; left: 0; top: 2px; width: 19px; height: 19px; }
.col--classic li svg { color: var(--ink-faint); }
.col--bi li svg { color: var(--accent); }

/* Benefits & pitfalls lists */
.panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; background:#fff; box-shadow: var(--shadow-sm); }
.panel--good { background: var(--good-soft); border-color: var(--good-line); }
.panel--warn { background: var(--warn-soft); border-color: var(--warn-line); }
.panel__title { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.panel__title .badge { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; color:#fff; flex: 0 0 auto; }
.panel--good .badge { background: var(--good); }
.panel--warn .badge { background: var(--warn); }
.panel__title h3 { margin: 0; font-size: 1.25rem; }
.itemlist { list-style: none; margin: 0; padding: 0; }
.itemlist li { position: relative; padding-left: 32px; margin-bottom: 16px; }
.itemlist li:last-child { margin-bottom: 0; }
.itemlist li b { display: block; color: var(--ink); font-size: 1rem; margin-bottom: 2px; }
.itemlist li span { color: var(--ink-soft); font-size: .94rem; }
.itemlist li::before { content:""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 6px; background-size: 14px; background-position: center; background-repeat: no-repeat; }
.panel--good .itemlist li::before { background-color: rgba(22,163,74,.14);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E"); }
.panel--warn .itemlist li::before { background-color: rgba(234,88,12,.14);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ea580c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 9v4M12 17h.01'/%3E%3Cpath d='M10.3 3.9 2 18a2 2 0 0 0 1.7 3h16.6A2 2 0 0 0 22 18L13.7 3.9a2 2 0 0 0-3.4 0z'/%3E%3C/svg%3E"); }

/* Requirements: schief vs richtig */
.gb { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.gb__card { border-radius: var(--radius); padding: 28px; border: 1px solid var(--line); }
.gb__card--bad { background: var(--warn-soft); border-color: var(--warn-line); }
.gb__card--good { background: var(--good-soft); border-color: var(--good-line); }
.gb__head { display:flex; align-items:center; gap:10px; font-weight: 800; margin-bottom: 16px; font-size: 1.05rem; }
.gb__head svg { width: 22px; height: 22px; }
.gb__card--bad .gb__head { color: #9a3412; }
.gb__card--good .gb__head { color: #166534; }
.gb__list { list-style: none; margin: 0; padding: 0; }
.gb__list li { padding: 9px 0; border-top: 1px dashed rgba(15,23,42,.12); font-size: .96rem; color: var(--ink-soft); }
.gb__list li:first-child { border-top: 0; }

/* Departments → shared data base */
.depts { text-align: center; }
.depts__row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 26px; }
.dept { display: inline-flex; align-items: center; gap: 9px; padding: 12px 18px; background:#fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-sm); font-weight: 600; font-size: .95rem; color: var(--ink); }
.dept svg { width: 18px; height: 18px; color: var(--brand); }
.depts__arrow { color: var(--ink-faint); margin-bottom: 22px; }
.depts__arrow svg { width: 30px; height: 30px; margin: 0 auto; }
.depts__core {
  max-width: 560px; margin: 0 auto; border-radius: var(--radius); padding: 28px 30px; color:#fff;
  background: linear-gradient(135deg, var(--brand), var(--accent-2)); box-shadow: var(--shadow-md);
}
.depts__core h3 { color:#fff; margin-bottom: 6px; }
.depts__core p { color: rgba(255,255,255,.9); margin: 0; font-size: .97rem; }

/* Seminar agenda */
.seminar { display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: start; }
.agenda { list-style: none; margin: 0; padding: 0; counter-reset: ag; }
.agenda li { position: relative; padding: 0 0 22px 58px; }
.agenda li:not(:last-child)::after { content:""; position: absolute; left: 20px; top: 40px; bottom: 0; width: 2px; background: var(--line); }
.agenda li::before {
  counter-increment: ag; content: counter(ag); position: absolute; left: 0; top: 0; width: 40px; height: 40px;
  border-radius: 11px; background: linear-gradient(135deg,var(--brand),var(--accent-2)); color:#fff; font-weight: 800;
  display: grid; place-items: center; box-shadow: var(--shadow-sm);
}
.agenda h4 { margin: 6px 0 4px; font-size: 1.05rem; }
.agenda p { margin: 0; font-size: .95rem; }
.seminar__card { background:#fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow-md); position: sticky; top: 92px; }
.seminar__card h3 { margin-bottom: 14px; }
.fact { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .96rem; }
.fact:last-of-type { border-bottom: 0; }
.fact b { min-width: 108px; color: var(--ink); font-weight: 600; }
.fact span { color: var(--ink-soft); }
.seminar__card .btn { width: 100%; margin-top: 18px; }

/* CTA band */
.cta {
  position: relative; overflow: hidden; border-radius: 26px; color:#fff; padding: clamp(38px,6vw,64px);
  background:
    radial-gradient(700px 340px at 85% 10%, rgba(124,58,237,.5), transparent 60%),
    radial-gradient(600px 340px at 5% 90%, rgba(6,182,212,.4), transparent 60%),
    linear-gradient(150deg,#141b38,#0d1330);
  box-shadow: var(--shadow-lg);
}
.cta h2 { color:#fff; }
.cta p { color:#c7d0e8; max-width: 600px; }
.cta__actions { display:flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }

/* Footer */
.footer { background:#0b1020; color:#a7b2cc; padding: 60px 0 30px; }
.footer a { color:#c7d0e8; }
.footer a:hover { color:#fff; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; margin-bottom: 42px; }
.footer .brand { color:#fff; margin-bottom: 14px; }
.footer .brand__name i { color:#8595b8; }
.footer__about { font-size: .95rem; color:#8f9bb8; max-width: 340px; }
.footer h4 { color:#fff; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 16px; }
.footer ul { list-style:none; margin:0; padding:0; }
.footer li { margin-bottom: 10px; font-size: .95rem; }
.footer__bar { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; display:flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: .88rem; color:#8595b8; }

/* Legal pages */
.page-hero { background: linear-gradient(160deg,#0b1020,#141b38); color:#fff; padding: clamp(64px,8vw,92px) 0 clamp(40px,5vw,56px); }
.page-hero h1 { color:#fff; }
.page-hero p { color:#c7d0e8; max-width: 620px; }
.legal { max-width: 820px; }
.legal h2 { font-size: 1.4rem; margin-top: 44px; padding-top: 8px; }
.legal h2:first-of-type { margin-top: 0; }
.legal h3 { font-size: 1.08rem; margin-top: 28px; }
.legal p, .legal li { font-size: 1rem; }
.legal address { font-style: normal; color: var(--ink-soft); line-height: 1.9; }
.data-table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: .98rem; }
.data-table td { padding: 11px 14px; border: 1px solid var(--line); vertical-align: top; }
.data-table td:first-child { font-weight: 600; color: var(--ink); width: 40%; background: var(--bg-soft); }
.note { border-left: 4px solid var(--accent-2); background: #faf5ff; border-radius: 0 12px 12px 0; padding: 16px 20px; margin: 22px 0; font-size: .95rem; color: #4b3a63; }
.note b { color: #3b0764; }

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

/* Responsive */
@media (max-width: 960px) {
  .grid--3 { grid-template-columns: repeat(2,1fr); }
  .compare, .gb, .grid--2 { grid-template-columns: 1fr; }
  .hero__points { grid-template-columns: 1fr; max-width: 420px; }
  .seminar { grid-template-columns: 1fr; gap: 34px; }
  .seminar__card { position: static; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 920px) {
  .nav__links { position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px;
    background:#fff; border-bottom: 1px solid var(--line); padding: 12px; box-shadow: var(--shadow-md);
    transform: translateY(-140%); transition: transform .28s ease; }
  .nav__links.open { transform: none; }
  .nav__links a { padding: 12px 14px; }
  .nav__toggle { display: block; }
  .nav__cta .btn { display: none; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .grid--3 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}