/* Right-rail: upright Einsparrechner teaser + Butterfly OS helper. */
.assist {
  --c-surface: var(--surface, #FFFFFF);
  --c-ground: var(--ground, #F3F6F8);
  --c-line: var(--line, #E0E6EA);
  --c-text: var(--text, #0F1B24);
  --c-text-3: var(--text-3, #4C5C67);
  --c-accent: var(--accent, #2A83B0);
  --c-accent-strong: var(--accent-strong, #1F6E96);
  --c-ink: var(--text, #0F1B24);
  --c-display: var(--font-display, "Schibsted Grotesk", "Helvetica Neue", sans-serif);
  --c-mono: var(--font-mono, "IBM Plex Mono", ui-monospace, Menlo, monospace);
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  pointer-events: none;
}
.assist > * { pointer-events: auto; }
body:has(#trial-modal:not([hidden])) .assist,
body:has(#demo-modal:not([hidden])) .assist,
body:has(#mobile-nav:not([hidden])) .assist { visibility: hidden; pointer-events: none; }

.assist__tab {
  position: fixed;
  top: 38%;
  right: 0;
  z-index: 55;
  transform: translateY(-50%);
  width: 150px;
  max-width: min(150px, 18vw);
  min-height: 176px;
  margin: 0;
  padding: 4px 0 4px 3px;
  border: 0;
  border-radius: 16px 0 0 16px;
  background: #fff;
  box-shadow: -6px 10px 28px rgba(15, 27, 36, 0.16);
  cursor: pointer;
  color: inherit;
  appearance: none;
  -webkit-appearance: none;
  text-align: left;
  box-sizing: border-box;
  max-height: calc(100vh - 152px);
}
.assist__tab-face {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  min-height: 168px;
  box-sizing: border-box;
  padding: 16px 10px 18px 11px;
  border-radius: 12px 0 0 12px;
  background: #0c2a36;
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.assist__tab-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.assist__tab-icon {
  width: 18px;
  height: 18px;
  color: #6fd3ea;
  flex-shrink: 0;
}
.assist__tab-q {
  display: block;
  margin: 0;
  writing-mode: horizontal-tb;
  text-orientation: mixed;
  transform: none;
  rotate: none;
  text-align: left;
  font: 650 0.78rem/1.28 var(--c-display);
  letter-spacing: -0.02em;
  color: #fff;
  text-wrap: pretty;
}
.assist__tab-label {
  display: block;
  writing-mode: horizontal-tb;
  text-orientation: mixed;
  transform: none;
  rotate: none;
  text-transform: none;
  letter-spacing: 0.01em;
  font: 700 0.72rem/1.2 var(--font-body, "IBM Plex Sans", system-ui, sans-serif);
  color: #6fd3ea;
  text-align: left;
}
.assist__tab-badge {
  writing-mode: horizontal-tb;
  transform: none;
  font: 700 0.62rem/1 var(--c-mono);
  letter-spacing: 0.02em;
  color: #6fd3ea;
  border: 1px solid rgba(111, 211, 234, 0.45);
  border-radius: 6px;
  padding: 4px 6px;
  background: rgba(111, 211, 234, 0.08);
  flex-shrink: 0;
}
.assist__tab:hover .assist__tab-face { filter: brightness(1.08); }
.assist__tab:focus-visible,
.assist__fab:focus-visible,
.assist__close:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }

.assist__fabs {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.assist__fab {
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 14px;
  background: var(--c-ink);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(15, 27, 36, 0.22);
  display: grid;
  place-items: center;
}
.assist__fab:hover { background: var(--c-accent-strong); }
.assist__fab svg { width: 22px; height: 22px; }

.assist__panel {
  width: min(380px, calc(100vw - 32px));
  max-height: min(70vh, 560px);
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 18px;
  box-shadow: 0 20px 60px rgba(15, 27, 36, 0.18);
  overflow: hidden;
  display: none;
  flex-direction: column;
}
.assist.is-bot .assist__panel { display: flex; }
.assist__head {
  background: var(--c-ink);
  color: #fff;
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.assist__head h2 { font-family: var(--c-display); font-size: 0.95rem; font-weight: 700; margin: 0; }
.assist__status { margin: 2px 0 0; font-size: 0.72rem; color: rgba(255,255,255,.72); }
.assist__close {
  background: none; border: 0; color: rgba(255,255,255,.7); font-size: 22px; line-height: 1; cursor: pointer; padding: 4px;
}
.assist__msgs {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  background: var(--c-ground);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 180px;
}
.assist__msg {
  max-width: 92%;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: 0.875rem;
  line-height: 1.5;
}
.assist__msg--bot {
  align-self: flex-start;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  color: var(--c-text);
  border-top-left-radius: 4px;
}
.assist__msg--user {
  align-self: flex-end;
  background: var(--c-ink);
  color: #fff;
  border-top-right-radius: 4px;
}
.assist__msg a { color: var(--c-accent-strong); font-weight: 600; }
.assist__msg--user a { color: #9fe8ff; }
.assist__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 14px 12px;
  background: var(--c-ground);
}
.assist__chip {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 99px;
  border: 1px solid var(--c-line);
  background: var(--c-surface);
  color: var(--c-text-3);
  cursor: pointer;
  font-family: inherit;
}
.assist__chip:hover { border-color: var(--c-accent); color: var(--c-accent-strong); }
.assist__ask {
  display: flex;
  gap: 8px;
  padding: 10px 14px 12px;
  border-top: 1px solid var(--c-line);
  background: var(--c-surface);
}
.assist__ask input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--c-line);
  border-radius: 10px;
  padding: 8px 10px;
  font: inherit;
  font-size: 0.875rem;
}
.assist__ask button {
  border: 0;
  border-radius: 10px;
  padding: 8px 10px;
  background: var(--c-ink);
  color: #fff;
  font: 600 0.75rem inherit;
  cursor: pointer;
  white-space: nowrap;
}

.assist.is-bot .assist__fabs { display: none; }
.assist.is-bot .assist__tab { display: none; }
body.assist-roi-open { overflow: hidden; }

/* Light ROI overlay (v8 marketing tokens; math from /rechner/) */
.assist__sheet {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 61;
  pointer-events: none;
}
.assist.is-calc .assist__sheet { display: block; }
.assist.is-calc .assist__tab { z-index: 70; }
.assist.is-calc .assist__fabs { z-index: 70; }
.assist__scrim {
  position: absolute;
  inset: 0;
  background: rgba(15, 27, 36, 0.38);
  pointer-events: auto;
  border: 0;
  padding: 0;
  cursor: pointer;
}
.roi {
  position: absolute;
  inset: 12px 200px 12px 12px;
  max-width: 1120px;
  margin: 0 auto;
  right: 200px;
  left: 12px;
  background: var(--c-ground);
  border: 1px solid var(--c-line);
  border-radius: 22px;
  box-shadow: 0 24px 64px rgba(15, 27, 36, 0.18);
  overflow: auto;
  pointer-events: auto;
  padding: 28px 28px 36px;
  color: var(--c-text);
}
.roi__x {
  position: sticky;
  top: 0;
  float: right;
  z-index: 2;
  width: 40px;
  height: 40px;
  margin: -4px -4px 0 12px;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  background: var(--c-surface);
  color: var(--c-text-3);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}
.roi__x:hover { color: var(--c-text); border-color: var(--c-accent); }
.roi__intro {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto 28px;
  clear: both;
}
.roi__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--accent-tint-line, #CFE2EC);
  background: var(--accent-tint, #EEF6FA);
  color: var(--c-accent-strong);
  font: 700 0.7rem/1.2 var(--c-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.roi__h2 {
  margin: 0;
  font-family: var(--c-display);
  font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--c-text);
  line-height: 1.15;
}
.roi__lead {
  margin: 14px 0 0;
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--c-text-3);
}
.roi__lead strong { color: var(--c-text); font-weight: 650; }
.roi__calc { margin-top: 4px; }
.roi__cta {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--c-accent);
  color: #fff;
  font: 700 0.84rem/1.2 var(--font-body, inherit);
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(31, 110, 150, 0.22);
}
.roi__cta:hover { background: var(--c-accent-strong); color: #fff; }
.roi__cta svg { width: 16px; height: 16px; }
.roi__cta-alt { margin: 10px 0 0; text-align: center; font-size: 0.82rem; }
.roi__note {
  margin: 16px 0 0;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--c-text-3);
  max-width: 52rem;
}
.roi__full { margin: 8px 0 0; font-size: 0.82rem; }

@media (max-width: 900px) {
  .roi { inset: 8px 8px 72px; right: 8px; left: 8px; padding: 18px 16px 28px; }
  .assist__tab { width: 125px; max-width: min(125px, 29vw); min-height: 172px; top: 34%; }
  .assist__tab-face { min-height: 164px; }
}
@media (max-width: 640px) {
  .assist__tab { top: 28%; width: 118px; max-width: min(118px, 32vw); min-height: 154px; padding: 3px 0 3px 3px; }
  .assist__tab-face { padding: 12px 8px 14px 9px; gap: 6px; min-height: 146px; }
  .assist__tab-q { font-size: 0.7rem; line-height: 1.25; }
  .assist__tab-label { font-size: 0.66rem; }
}