/* =========================================================
   Navigation, Hero, Kernversprechen
   ========================================================= */

/* ---------- Navigation ---------- */
.site-nav { position: fixed; inset: 0 0 auto 0; z-index: 100; pointer-events: none; }
.site-nav__wrap { position: relative; margin-top: 12px; }
.site-nav__bar {
  pointer-events: auto; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  height: 64px; padding: 0 12px 0 28px; border-radius: 999px;
  background: rgba(255,255,255,.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid rgba(0,62,106,.08);
  box-shadow: 0 1px 2px rgba(3,28,48,.04), 0 8px 24px -8px rgba(3,28,48,.10);
  transition: background-color 300ms var(--ease), box-shadow 300ms var(--ease);
}
.site-nav.is-scrolled .site-nav__bar {
  background: rgba(255,255,255,.88);
  box-shadow: 0 1px 2px rgba(3,28,48,.06), 0 12px 32px -8px rgba(3,28,48,.20);
}
.site-nav__logo { display: inline-flex; align-items: center; min-height: 44px; flex: none; }
.site-nav__logo img { height: 32px; width: auto; }
.site-nav__links { display: flex; align-items: center; gap: 2px; }
.site-nav__links a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; border-radius: 999px;
  color: var(--ink-2); font-size: .9375rem; font-weight: 500; text-decoration: none;
  transition: color 200ms var(--ease), background-color 200ms var(--ease);
}
.site-nav__links a:hover { color: var(--navy); background: rgba(0,62,106,.05); }
.site-nav__links a[aria-current="true"] { color: var(--navy); font-weight: 600; background: var(--blue-tint); }
.site-nav__actions { display: flex; align-items: center; gap: 8px; flex: none; }
.site-nav__toggle {
  display: none; width: 44px; height: 44px; border-radius: 50%; border: 0; background: transparent;
  color: var(--navy); cursor: pointer; place-items: center;
}
.site-nav__toggle:hover { background: rgba(0,62,106,.06); }
.site-nav__toggle path { transform-origin: center; transition: transform 250ms var(--ease); transform-box: fill-box; }
.site-nav__toggle[aria-expanded="true"] .bar-top { transform: translateY(4px) rotate(45deg); }
.site-nav__toggle[aria-expanded="true"] .bar-bot { transform: translateY(-4px) rotate(-45deg); }

.site-nav__sheet {
  pointer-events: auto; position: absolute; left: var(--gutter); right: var(--gutter); top: calc(100% + 8px);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--shadow-2); padding: 12px 12px 16px; max-height: calc(100vh - 100px); overflow-y: auto;
}
.site-nav__sheet[hidden] { display: none; }
.site-nav__sheet nav { display: flex; flex-direction: column; }
.site-nav__sheet nav a {
  display: flex; align-items: center; min-height: 56px; padding: 0 16px; border-radius: var(--r-md);
  color: var(--navy); font-size: 1.125rem; font-weight: 600; text-decoration: none;
}
.site-nav__sheet nav a:hover { background: var(--surface-2); }
.site-nav__sheet nav a[aria-current="true"] { background: var(--blue-tint); }
.site-nav__sheet-cta { width: 100%; margin-top: 8px; }

@media (max-width: 1060px) { .site-nav__links a { padding: 0 10px; } }
@media (max-width: 899px) {
  .site-nav__links { display: none; }
  .site-nav__toggle { display: grid; }
  .site-nav__bar { padding-left: 20px; }
}
@media (max-width: 420px) { .site-nav__cta { display: none; } }
@media (min-width: 900px) { .site-nav__sheet { display: none !important; } }

/* ---------- Hero ---------- */
.hero { padding: 160px 0 clamp(72px, 8vw, 120px); overflow-x: clip; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(40px, 6vw, 88px); align-items: center; }
.hero__title { font-size: var(--fs-hero); font-weight: 700; letter-spacing: -0.035em; line-height: 1.02; margin-top: 4px; }
.hero__period { --size: .18em; margin-left: .06em; vertical-align: baseline; animation-duration: 2.4s; }
.hero__lead { max-width: 34em; margin-top: 28px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero__cta .btn { min-height: 52px; padding: 0 28px; }
.hero__proof {
  list-style: none; margin: 36px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px;
  font-size: var(--fs-small); color: var(--ink-2);
}
.hero__proof li { display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
.hero__proof li::before {
  content: ""; width: 14px; height: 14px; flex: none;
  background: var(--blue-ink);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/contain no-repeat;
}

.hero__visual { position: relative; }
.hero__media { position: relative; aspect-ratio: 4 / 5; border-radius: var(--r-xl); }
.hero__media picture { display: block; height: 100%; }
.hero__media img { object-position: center 40%; }
/* Lichtpunkte: Position relativ zum zugeschnittenen Rahmen (4/5, object-position 40%),
   umgerechnet von Bildkoordinaten 22%/65% und 54%/57%. */

.hero__panel {
  position: absolute; z-index: 2; left: -40px; bottom: 40px; width: 260px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow-2);
  padding: 16px 18px 18px;
}
.hero__panel-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.hero__panel-step { color: var(--ink-2); font-weight: 500; letter-spacing: .06em; }
.hero__panel-chip { min-height: 26px; padding: 0 10px; font-size: .8125rem; background: var(--blue-tint); color: var(--blue-ink); }
.hero__panel-title {
  margin-top: 12px; min-height: 2.5em; font-size: 1.125rem; font-weight: 650; line-height: 1.25;
  letter-spacing: -0.012em; color: var(--navy); transition: opacity 180ms var(--ease), transform 180ms var(--ease);
}
.hero__panel-title.is-swap { opacity: 0; transform: translateY(4px); }
.hero__progress { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; margin-top: 10px; }
.hero__progress span { height: 6px; border-radius: 3px; background: var(--line); transition: background-color 300ms var(--ease), box-shadow 300ms var(--ease); }
.hero__progress .is-done { background: var(--navy); }
.hero__progress .is-current { background: var(--laser); box-shadow: 0 0 10px 1px rgba(44,255,107,.6); }
.hero__panel-foot { display: flex; align-items: center; gap: 10px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); font-size: var(--fs-small); font-weight: 500; color: var(--ink); }
.hero__btn-icon { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; flex: none; background: var(--surface-2); border: 1px solid var(--line); color: var(--navy); }
.hero__btn-icon svg { width: 20px; height: 20px; }

@media (max-width: 899px) {
  .hero { padding-top: 120px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { max-width: 520px; width: 100%; margin-inline: auto; }
  .hero__panel { left: 16px; bottom: 16px; width: min(260px, calc(100% - 32px)); }
}
@media (max-width: 420px) {
  .hero__cta .btn { width: 100%; }
  .hero__proof { gap: 8px 16px; }
}

/* ---------- Kernversprechen ---------- */
/* Laserstrahl (gemeinsam genutzt, gezeichnet von js/beam.js) */
.promise__visual { margin: 0; }
/* Vier Versprechen als 2×2-Raster links, Video rechts – gleiche Gesamthöhe */
.promise__eyebrow { margin-bottom: clamp(20px, 2.5vw, 32px); }
.promise__layout { --vid-w: clamp(345px, 27vw, 380px); display: grid; grid-template-columns: minmax(0, 1fr) var(--vid-w); gap: clamp(20px, 2vw, 28px); align-items: stretch; }
.promise__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 1.6vw, 24px); height: calc(var(--vid-w) * 16 / 9); }
.promise__card { display: flex; flex-direction: column; padding: clamp(20px, 2.2vw, 32px); }
.promise__card .icon-tile { width: 44px; height: 44px; border-radius: 12px; }
.promise__card .h3 { margin-top: 16px; font-size: clamp(1.25rem, 1rem + .6vw, 1.5rem); }
.promise__card p:not(.promise__how) { flex: 1; margin-top: 8px; }
.promise__how { padding-top: 14px; border-top: 1px solid var(--line); color: var(--ink-2); }
.promise__card p.promise__how { margin-top: 14px; }
.promise__visual--video { width: var(--vid-w); margin: 0; }
.promise__visual--video .assistant__frame { height: 100%; }
@media (max-width: 1180px) {
  .promise__layout { grid-template-columns: 1fr; }
  .promise__grid { height: auto; grid-template-rows: none; }
  .promise__visual--video { width: min(100%, 340px); justify-self: center; }
}
@media (max-width: 640px) { .promise__grid { grid-template-columns: 1fr; } }
.laser-beam { position: absolute; left: 0; top: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; overflow: visible; opacity: 0; transition: opacity 900ms var(--ease) 350ms; }
.laser-beam.is-visible { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .laser-beam { transition: none; } }
.promise__statement {
  max-width: 820px; margin: clamp(48px, 6vw, 88px) auto 0; text-align: center;
  font-size: var(--fs-lead); font-weight: 500; line-height: 1.45; color: var(--navy); text-wrap: balance;
}

/* Kernversprechen: Assistentinnen-Video neben der Überschrift */
.assistant__frame { position: relative; aspect-ratio: 9 / 16; border-radius: var(--r-xl); box-shadow: var(--shadow-2); background: var(--surface-2); overflow: hidden; }
.assistant__video { width: 100%; height: 100%; object-fit: cover; cursor: pointer; }