/* ===========================================================
   SERION – Website Stylesheet
   CI: Dunkelblau #1c2463 · Hellblau #00abe8
   =========================================================== */

:root {
  --navy: #1c2463;
  --navy-700: #161d52;
  --navy-900: #0f1440;
  --blue: #00abe8;
  --blue-600: #0090c4;
  --orange: #e8742a;
  --orange-600: #cf5f1a;
  --orange-soft: rgba(232,116,42,.12);
  --ink: #1a1f3a;
  --muted: #5a6079;
  --line: #e8ebf3;
  --bg: #ffffff;
  --bg-soft: #f7f9fc;
  --white: #ffffff;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 8px 30px rgba(28, 36, 99, .07);
  --shadow-sm: 0 2px 10px rgba(28, 36, 99, .04);
  --maxw: 1180px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--blue-600); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1rem; color: #4a5170; }

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

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 1rem;
}

.lead { font-size: 1.15rem; color: #41496f; max-width: 60ch; }

.section { padding: 104px 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy); }
.section--navy h1, .section--navy h2, .section--navy h3 { color: #fff; }
.section--navy p { color: #c5cae8; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn--primary { background: var(--blue); color: #fff; }
.btn--primary:hover { background: var(--blue-600); color:#fff; }
.btn--light { background: #fff; color: var(--navy); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--ghost-light { background: transparent; color:#fff; border-color: rgba(255,255,255,.5); }
.btn--ghost-light:hover { background: rgba(255,255,255,.1); color:#fff; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28,36,99,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.nav__logo img { height: 26px; width: auto; }
.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav__links a {
  color: #dfe3f7;
  font-weight: 600;
  font-size: .96rem;
}
.nav__links a:hover, .nav__links a.active { color: #fff; text-decoration: none; }
.nav__links a.active { color: var(--blue); }
.nav__cta { margin-left: 6px; }
.nav__toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  padding: 8px; flex-direction: column; gap: 5px;
}
.nav__toggle span { width: 26px; height: 2px; background: #fff; display: block; transition: .2s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--navy-900);
  color: #fff;
  overflow: hidden;
}
/* drifting gradient glows (blue + orange) – clearly visible, in motion */
.hero__glow {
  position: absolute; inset: -30%;
  z-index: 0;
  background:
    radial-gradient(34% 40% at 28% 30%, rgba(0,171,232,.70) 0%, rgba(0,171,232,0) 62%),
    radial-gradient(40% 46% at 82% 26%, rgba(232,116,42,.62) 0%, rgba(232,116,42,0) 60%),
    radial-gradient(48% 52% at 65% 96%, rgba(232,116,42,.34) 0%, rgba(232,116,42,0) 58%),
    radial-gradient(46% 50% at 50% 80%, rgba(0,171,232,.34) 0%, rgba(0,171,232,0) 60%);
  filter: blur(10px);
  will-change: transform;
  animation: heroDrift 16s ease-in-out infinite alternate;
}
.hero__glow::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(30% 36% at 70% 40%, rgba(232,116,42,.45) 0%, rgba(232,116,42,0) 60%),
    radial-gradient(30% 34% at 18% 70%, rgba(0,171,232,.40) 0%, rgba(0,171,232,0) 60%);
  animation: heroDrift2 13s ease-in-out infinite alternate;
}
@keyframes heroDrift {
  0%   { transform: translate3d(-7%, -5%, 0) scale(1.05); }
  100% { transform: translate3d(9%, 6%, 0) scale(1.18); }
}
@keyframes heroDrift2 {
  0%   { transform: translate3d(6%, 4%, 0) scale(1.1); }
  100% { transform: translate3d(-8%, -6%, 0) scale(1.0); }
}
/* line/light elements from the key visual, logo removed, bottom-anchored */
.hero__bg {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 82%; z-index: 0;
  background-size: cover;
  background-position: center bottom;
  opacity: .55; mix-blend-mode: screen;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 38%, #000 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 38%, #000 100%);
}
/* legibility: darken the left (text) side, keep the moving glow visible on the right */
.hero::after {
  content: "";
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(15,20,64,.94) 0%, rgba(15,20,64,.74) 38%, rgba(15,20,64,.30) 70%, rgba(15,20,64,.12) 100%),
    linear-gradient(180deg, rgba(15,20,64,0) 55%, rgba(15,20,64,.55) 100%);
}
.hero__inner {
  position: relative; z-index: 2;
  padding: 124px 0 132px;
  max-width: 760px;
}
.hero h1 { color: #fff; }
/* animated gradient text (blue -> orange) */
.hero h1 .accent {
  background: linear-gradient(95deg, #00abe8 0%, #5fd0ff 22%, #ff9a4d 50%, #e8742a 72%, #00abe8 100%);
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: textShift 6s linear infinite;
}
@keyframes textShift {
  0%   { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}
.hero p { color: #cdd3f0; font-size: 1.2rem; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* checkmark benefit list (metergrid-style) */
.checklist { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 13px; }
.checklist li { display: flex; align-items: flex-start; gap: 12px; color: #e3e7fb; font-size: 1.02rem; }
.checklist svg { flex: 0 0 22px; width: 22px; height: 22px; margin-top: 1px; color: var(--blue); }
.checklist strong { color: #fff; font-weight: 700; }

/* partners */
.partners { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.partner {
  display: block; text-align: center;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; text-decoration: none; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.partner:hover { text-decoration: none; transform: translateY(-3px); border-color: #d4d9ea; box-shadow: var(--shadow-sm); }
.partner__name { font-weight: 800; font-size: 1.15rem; color: var(--navy); letter-spacing: -.01em; }
.partner__name b { color: var(--blue); font-weight: 800; }
.partner__role { display:block; margin-top: 4px; font-size:.82rem; font-weight:700; text-transform:uppercase; letter-spacing:.08em; color: var(--orange-600); }
.partner__desc { margin: 12px 0 0; font-size: .94rem; color: var(--muted); }
@media (max-width: 760px) { .partners { grid-template-columns: 1fr; } }

/* trust strip */
.trust { background: #fff; border-bottom: 1px solid var(--line); }
.trust__inner { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding: 22px 0; justify-content: center; }
.trust__label { font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.trust__item { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--navy); font-size: .95rem; }
.trust__item svg { width: 18px; height: 18px; color: var(--blue); }

/* page hero (interior pages) */
.page-hero {
  position: relative; overflow: hidden;
  background:
    linear-gradient(180deg, rgba(28,36,99,.92) 0%, rgba(15,20,64,.92) 100%),
    url('hero-lines.jpg');
  background-size: cover; background-position: center 35%;
  color:#fff; padding: 84px 0 74px;
}
.page-hero > .container { position: relative; z-index: 2; }
.page-hero h1 { color:#fff; }
.page-hero p { color:#c5cae8; max-width: 62ch; }

/* ---------- Grid / Cards ---------- */
.grid { display: grid; gap: 26px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: none;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.card:hover { border-color: #d4d9ea; box-shadow: var(--shadow-sm); }
.card__icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(0,171,232,.08);
  color: var(--blue);
  margin-bottom: 20px;
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: .4em; }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }

/* numbered steps */
.step { position: relative; padding-left: 0; }
.step__num {
  font-size: 2.6rem; font-weight: 800; color: var(--blue);
  line-height: 1; opacity: .9; margin-bottom: 10px;
}

/* stats */
.stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.stat__num { font-size: clamp(2.2rem,4vw,3rem); font-weight: 800; color: var(--blue); line-height:1; }
.stat__label { color: #c5cae8; font-size: .98rem; margin-top: 6px; }

/* two-col feature */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split img { border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }

/* ---------- Audience strands ---------- */
.tag {
  display:inline-block; font-size:.75rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.08em; padding:5px 12px; border-radius:999px;
  background: rgba(0,171,232,.12); color: var(--blue-600); margin-bottom: 14px;
}
.tag--core { background: var(--orange-soft); color: var(--orange-600); }
.stat__num--orange { color: var(--orange); }
.accent-orange { color: var(--orange); }

/* ---------- scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, #1c2463 0%, #0f1440 50%, #21295f 100%);
  background-size: 200% 200%;
  animation: ctaShift 14s ease-in-out infinite alternate;
  color:#fff; border-radius: var(--radius-lg);
  padding: 64px 56px; text-align:center;
}
.cta-band::before {
  content: ""; position: absolute; inset: -40%;
  background:
    radial-gradient(30% 40% at 25% 30%, rgba(0,171,232,.30) 0%, rgba(0,171,232,0) 60%),
    radial-gradient(30% 40% at 78% 70%, rgba(232,116,42,.28) 0%, rgba(232,116,42,0) 60%);
  animation: heroDrift 18s ease-in-out infinite alternate;
}
.cta-band > * { position: relative; z-index: 1; }
@keyframes ctaShift {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
.cta-band h2 { color:#fff; }
.cta-band p { color:#c5cae8; max-width: 55ch; margin: 0 auto 24px; }

/* ---------- Forms ---------- */
.form { display: grid; gap: 18px; max-width: 620px; }
.form .row { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: .92rem; color: var(--navy); }
.field input, .field textarea, .field select {
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit; color: var(--ink);
  background: #fff;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,171,232,.15);
}

/* ---------- Footer ---------- */
.footer { background: var(--navy-900); color: #b9bfe0; padding: 64px 0 28px; }
.footer__top { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.footer__logo img { height: 24px; margin-bottom: 16px; }
.footer h4 { color:#fff; font-size:.95rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:14px; }
.footer ul { list-style:none; margin:0; padding:0; display:grid; gap:9px; }
.footer a { color:#b9bfe0; font-size:.95rem; }
.footer a:hover { color:#fff; text-decoration:none; }
.footer__bottom {
  margin-top: 44px; padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.1);
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  font-size:.86rem; color:#888fc0;
}

.placeholder-note {
  color: #9097b3;
  font-style: italic;
}

/* utilities */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.maxw-narrow { max-width: 720px; }
.mx-auto { margin-left:auto; margin-right:auto; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav__links {
    position: absolute; top: 74px; left: 0; right: 0;
    background: var(--navy); flex-direction: column; align-items: flex-start;
    gap: 0; padding: 10px 24px 20px; display: none;
    border-bottom: 1px solid rgba(255,255,255,.1);
  }
  .nav__links.open { display: flex; }
  .nav__links li { width: 100%; padding: 10px 0; }
  .nav__toggle { display: flex; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .form .row { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .cta-band { padding: 40px 24px; }
  .section { padding: 60px 0; }
}

/* ===========================================================
   Live-Demos (animierte Produkt-Mockups)
   =========================================================== */
.appwin{
  background:linear-gradient(160deg,#0e1336 0%,#0a0e28 100%);
  border:1px solid rgba(255,255,255,.12); border-radius:16px; overflow:hidden;
  color:#e7ebff; box-shadow:var(--shadow);
  font-family:var(--font); font-size:13px; line-height:1.45;
}
.appwin__bar{display:flex; align-items:center; gap:7px; padding:11px 14px; background:#0b1030; border-bottom:1px solid rgba(255,255,255,.08);}
.appwin__dot{width:10px;height:10px;border-radius:50%}
.appwin__title{margin-left:8px; font-size:12px; color:#aab2da; font-weight:600; letter-spacing:.02em}
.appwin__body{padding:16px; min-height:360px; position:relative}

/* chat / LLM */
.chat{display:flex; flex-direction:column; gap:11px}
.bubble{max-width:90%; padding:10px 13px; border-radius:13px; white-space:pre-wrap; word-break:break-word}
.bubble--user{align-self:flex-end; background:#26337a; color:#eef1ff; border-bottom-right-radius:4px}
.bubble--bot{align-self:flex-start; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.09); border-bottom-left-radius:4px; width:100%}
.bubble small{color:#8b93c4}
.caret{display:inline-block; width:2px; height:1.05em; background:var(--blue); vertical-align:-2px; animation:cblink 1s steps(1) infinite}
@keyframes cblink{50%{opacity:0}}
.typing{display:inline-flex; gap:5px; align-items:center; padding:4px 2px}
.typing i{width:7px;height:7px;border-radius:50%; background:#6fd3ff; display:inline-block; animation:tdot 1.1s infinite}
.typing i:nth-child(2){animation-delay:.18s}
.typing i:nth-child(3){animation-delay:.36s}
@keyframes tdot{0%,65%,100%{opacity:.25;transform:translateY(0)}32%{opacity:1;transform:translateY(-4px)}}

.irow{display:flex; align-items:center; gap:10px; padding:9px 11px; border:1px solid rgba(255,255,255,.08);
  border-radius:10px; background:rgba(0,171,232,.06); margin-top:8px; opacity:0; transform:translateY(8px); transition:opacity .45s ease, transform .45s ease}
.irow.in{opacity:1; transform:none}
.irow .badge{font-size:10px;font-weight:700;color:#6fd3ff;background:rgba(0,171,232,.16);padding:3px 7px;border-radius:6px;white-space:nowrap}
.irow .iname{color:#e7ebff}
.irow .unit{margin-left:auto;color:#9aa2cf;font-size:11px;white-space:nowrap}
.srcchip{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:11px;color:#9aa2cf;opacity:0;transition:opacity .5s}
.srcchip.in{opacity:1}
.srcchip b{color:#e8742a;font-weight:700}

/* generic rows / sources / progress */
.drow{display:flex;align-items:center;gap:10px;padding:9px 11px;border:1px solid rgba(255,255,255,.07);border-radius:10px;margin-bottom:9px;background:rgba(255,255,255,.03)}
.ddot{width:10px;height:10px;border-radius:50%;background:#3a4488;transition:background .35s, box-shadow .35s; flex:0 0 auto}
.ddot.on{background:var(--blue); box-shadow:0 0 0 4px rgba(0,171,232,.15)}
.ddot.warn{background:var(--orange)}
.dstat{margin-left:auto;font-size:11px;color:#9aa2cf}
.dstat.ok{color:var(--blue)}
.progress{height:11px;border-radius:7px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:4px}
.progress > i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),#6fd3ff);transition:width .25s linear}
.bignum{font-size:30px;font-weight:800;color:var(--blue);letter-spacing:-.01em}
.mut{color:#9aa2cf}
.lbl{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#8b93c4;margin:2px 0 10px}

/* schnittstelle wire */
.wire{position:relative;height:150px;margin:10px 0 4px}
.nodebox{position:absolute;top:46px;width:150px;padding:12px;border-radius:12px;background:#10173f;border:1px solid rgba(255,255,255,.12);text-align:center}
.nodebox.left{left:0}.nodebox.right{right:0}
.nodebox .nt{font-size:11px;font-weight:700;color:#e7ebff}
.nodebox .ns{font-size:10px;color:#9aa2cf;margin-top:2px}
.wireline{position:absolute;top:74px;left:152px;right:152px;height:2px;background:rgba(255,255,255,.14)}
.wireline > b{position:absolute;top:50%;transform:translateY(-50%);width:12px;height:12px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px var(--blue);left:0;opacity:0}
.pktR{animation:pktR 2.2s ease-in-out infinite}
.pktL{animation:pktL 2.2s ease-in-out infinite}
@keyframes pktR{0%{left:0;opacity:0}10%{opacity:1}48%{left:100%;opacity:1}55%{opacity:0}100%{opacity:0}}
@keyframes pktL{0%,52%{opacity:0}58%{left:100%;opacity:1}92%{left:0;opacity:1}100%{left:0;opacity:0}}
.json{margin-top:10px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11px;color:#9fd9f5;background:rgba(0,171,232,.06);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:10px 12px;white-space:pre;overflow:hidden}
.statusbar{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:12px;color:#9aa2cf}
.statusbar .ok{color:var(--blue);font-weight:700}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:11px;padding:4px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.16);color:#cdd6f5}