/* Page frame from the approved mockup: side rail (bottom tab bar on mobile),
 * sticky top bar aligned to the 1400 container, main, footer, the "Mehr" panel. */

/* ── Logo mark (source/logo.png → tools/brand-build.js) + wordmark ─────── */
.brand-mark { display: block; flex: none; width: 46px; height: 46px; }
.brand-mark img { width: 100%; height: 100%; }
.brand-mark--s { width: 38px; height: 38px; }
.rail-logo { display: block; margin-bottom: 14px; transition: transform var(--dur-base) var(--ease-spring); }
.rail-logo .brand-mark { width: 52px; height: 52px; }
.rail-logo:hover { transform: translateY(-2px); }
.foot-brand__row .brand-mark:not(.brand-mark--s) { width: 52px; height: 52px; }
.wordmark { font: 850 1.0625rem/1 var(--font-display); text-transform: uppercase; letter-spacing: .01em; }
.wordmark em { font-style: normal; color: var(--color-brand); }

/* ── Rail ─────────────────────────────────────────────────────────────── */
.rail {
  position: fixed; inset: 0 auto 0 0; width: var(--rail); z-index: var(--z-rail);
  background: color-mix(in oklab, var(--surface-1) 92%, transparent);
  border-right: 1px solid var(--color-line); box-shadow: inset -1px 0 0 var(--color-line-2);
  display: flex; flex-direction: column; align-items: center; padding: 14px 0 18px; gap: 6px;
}
.rail nav { width: 100%; padding: 0 8px; }
.rail__list { display: flex; flex-direction: column; gap: 4px; }
.rail-item {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 5px; width: 100%;
  padding: 10px 0 9px; color: var(--color-muted);
  font: 600 .625rem/1 var(--font-body); letter-spacing: .06em; text-transform: uppercase;
  transition: color var(--dur-fast), background-color var(--dur-fast);
}
.rail-item .icon { width: 22px; height: 22px; transition: transform var(--dur-base) var(--ease-spring); }
.rail-item:hover { color: var(--color-text); background: color-mix(in oklab, var(--color-text) 5%, transparent); }
.rail-item:hover .icon { transform: translateY(-2px); }
.rail-item::before {
  content: ""; position: absolute; left: -8px; top: 12px; bottom: 12px; width: 3px;
  background: var(--color-brand); transform: scaleY(0); transition: transform .35s var(--ease);
}
.rail-item[aria-current="page"], .rail-item.is-active { color: var(--color-text); background: var(--brand-tint); }
.rail-item[aria-current="page"] .icon, .rail-item.is-active .icon { color: var(--color-brand); }
.rail-item[aria-current="page"]::before, .rail-item.is-active::before { transform: scaleY(1); }
.rail-foot {
  margin-top: auto; display: grid; place-items: center; width: 38px; height: 38px;
  box-shadow: inset 0 0 0 1.5px var(--color-line-2);
  font: 700 .75rem/1 var(--font-body); color: var(--color-muted);
}

/* ── Shell + top bar ──────────────────────────────────────────────────── */
.shell { margin-left: var(--rail); min-width: 0; }
.top {
  position: sticky; top: 0; z-index: var(--z-top); height: var(--top-h);
  display: flex; align-items: center; gap: 14px;
  /* edges = container edges: gutter plus half of whatever is wider than 1400 */
  padding-inline: calc(var(--gutter) + max(0px, (100% - 2 * var(--gutter) - var(--container)) / 2));
  background: color-mix(in oklab, var(--color-bg) 40%, transparent);
  transition: height .35s var(--ease), background-color .35s, box-shadow .35s;
}
.top.is-shrunk {
  height: 56px; background: color-mix(in oklab, var(--color-bg) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 1px 0 var(--color-line), 0 10px 30px -18px rgb(0 0 0 / .8);
}
.top-brand { display: none; align-items: center; gap: 10px; }
.search { position: relative; flex: 1; max-width: 440px; }
.search > .icon { position: absolute; left: 14px; top: 50%; translate: 0 -50%; z-index: 2; width: 18px; height: 18px; color: var(--color-muted); pointer-events: none; }
.search input {
  width: 100%; height: 42px; border: 0; padding: 0 64px 0 42px;
  background: var(--surface-1); box-shadow: inset 0 0 0 1.5px var(--color-field-line); clip-path: var(--chamfer);
  font-size: .9rem; color: var(--color-text); transition: box-shadow var(--dur-fast), background-color var(--dur-fast);
}
.search input::placeholder { color: var(--color-muted); }
.search input::-webkit-search-cancel-button { filter: invert(.7); }
.search input:focus { outline: 0; background: var(--surface-2); box-shadow: inset 0 0 0 1.5px var(--color-brand); }
.search kbd { position: absolute; right: 10px; top: 50%; translate: 0 -50%; z-index: 2; padding: 5px 7px; font: 500 var(--fs-micro)/1 var(--font-mono); color: var(--color-muted); box-shadow: inset 0 0 0 1px var(--color-line-2); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.top-status { display: flex; align-items: center; gap: 8px; margin-right: 8px; font: 500 .75rem/1 var(--font-mono); color: var(--color-muted); letter-spacing: .04em; }
.top-status .dot { width: 7px; height: 7px; background: var(--color-accent); }
.top-user { display: flex; align-items: center; gap: 10px; }
.top-balance { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.1; }
.top-balance small { font: 500 var(--fs-micro)/1 var(--font-mono); color: var(--color-muted); letter-spacing: .06em; text-transform: uppercase; }
.top-balance b { font: 850 1.125rem/1.1 var(--font-display); font-variant-numeric: tabular-nums; }
.only-m { display: none; }
.top-actions .only-m { display: none; }

/* ── Main ─────────────────────────────────────────────────────────────── */
main { display: block; padding: 8px var(--gutter) 0; }
.wrap { max-width: var(--container); margin: 0 auto; }
.wrap--text { max-width: var(--container-text); }
section { position: relative; }

/* ── Footer ───────────────────────────────────────────────────────────── */
.foot { margin-top: var(--space-80); border-top: 1px solid var(--color-line); padding: 40px var(--gutter) 32px; background: linear-gradient(180deg, color-mix(in oklab, var(--surface-1) 60%, transparent), transparent 220px); }
.foot-in { max-width: var(--container); margin: 0 auto; }
.foot-top { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--color-line); }
.foot-brand { grid-column: 1 / -1; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 14px 28px; padding-bottom: 28px; border-bottom: 1px solid var(--color-line); }
.foot-brand__row { display: flex; align-items: center; gap: 12px; }
.foot-brand p { font-size: var(--fs-small); color: var(--color-muted); max-width: 60ch; }
.foot-col h2 { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .08em; color: var(--color-muted); text-transform: uppercase; margin-bottom: 14px; }
.foot-col ul { display: grid; gap: 4px; }
.foot-col a { position: relative; display: inline-flex; align-items: center; min-height: 32px; font-size: .9375rem; color: var(--color-text); transition: color var(--dur-fast); }
.foot-col a:hover { color: var(--color-brand); }
/* operator data: a wide auto-fit band, never a narrow fourth column */
.foot-data { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px 24px; padding: 28px 0; border-bottom: 1px solid var(--color-line); }
.foot-data dt { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .08em; color: var(--color-muted); text-transform: uppercase; margin-bottom: 6px; }
.foot-data dd { margin: 0; font-size: .875rem; line-height: 1.45; }
.foot-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 24px; padding-top: 24px; }
.foot-legal { display: grid; grid-template-columns: repeat(6, auto); justify-content: start; gap: 4px 22px; }
@media (max-width: 1023px) { .foot-legal { grid-template-columns: repeat(3, auto); } }
@media (max-width: 560px) { .foot-legal { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.foot-legal a, .foot-legal button { position: relative; font-size: var(--fs-small); color: var(--color-muted); min-height: 32px; display: inline-flex; align-items: center; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--color-line-2); transition: color var(--dur-fast); }
.foot-legal a:hover, .foot-legal button:hover { color: var(--color-text); }
.foot-note { flex-basis: 100%; font-size: var(--fs-small); color: var(--color-muted); line-height: 1.6; }
.badge18 { display: grid; place-items: center; width: 48px; height: 48px; box-shadow: inset 0 0 0 2px var(--color-text); font: 900 1rem/1 var(--font-display); flex: none; }

/* ── "Mehr" panel: every page, grouped; slides out next to the rail ─────── */
.overlay { position: fixed; inset: 0; z-index: var(--z-overlay); background: rgb(10 8 14 / .66); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); opacity: 0; transition: opacity var(--dur-base) var(--ease); }
.overlay.is-open { opacity: 1; }
.menu-panel {
  position: absolute; left: var(--rail); top: 0; bottom: 0; width: min(420px, 100%);
  background: var(--surface-1); background-image: var(--hatch); box-shadow: inset -1px 0 0 var(--color-line-2);
  padding: 28px 28px 32px; overflow-y: auto; transform: translateX(-24px); opacity: 0;
  transition: transform var(--dur-base) var(--ease), opacity var(--dur-base) var(--ease);
}
.overlay.is-open .menu-panel { transform: none; opacity: 1; }
.menu-panel__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.menu-group + .menu-group { margin-top: 24px; }
.menu-group h2 { font: 500 var(--fs-micro)/1 var(--font-mono); letter-spacing: .08em; color: var(--color-muted); margin-bottom: 8px; text-transform: uppercase; }
.menu-link { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px; border-bottom: 1px solid var(--color-line); font: 800 1.375rem/1 var(--font-display); text-transform: uppercase; letter-spacing: .01em; transition: color var(--dur-fast), padding var(--dur-base) var(--ease); }
.menu-link .icon { width: 18px; height: 18px; color: var(--color-muted); transition: color var(--dur-fast); }
.menu-link:hover, .menu-link[aria-current="page"] { color: var(--color-brand); }
.menu-link:hover .icon { color: var(--color-brand); }
.menu-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 28px; }

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 1300px) { .foot-data { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 960px) {
  .foot-top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  html { scroll-padding-bottom: calc(84px + env(safe-area-inset-bottom)); }
  .rail {
    inset: auto 0 0 0; width: auto; height: auto; flex-direction: row;
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
    border-right: 0; border-top: 1px solid var(--color-line); box-shadow: none;
    background: color-mix(in oklab, var(--surface-1) 86%, transparent);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  }
  .rail-logo, .rail-foot, .rail-item--no-m { display: none; }
  .rail nav { padding: 0; }
  .rail__list { flex-direction: row; gap: 2px; }
  .rail__list > li { flex: 1; }
  .rail-item { min-height: 54px; padding: 8px 0 7px; justify-content: center; }
  .rail-item::before { left: 30%; right: 30%; top: -6px; bottom: auto; width: auto; height: 3px; transform: scaleX(0); }
  .rail-item[aria-current="page"]::before, .rail-item.is-active::before { transform: scaleX(1); }
  .shell { margin-left: 0; padding-bottom: 76px; }
  .top { gap: 8px; flex-wrap: wrap; height: auto; min-height: var(--top-h); padding-block: 8px; }
  .top.is-shrunk { height: auto; }
  .top-brand { display: flex; flex: none; gap: 8px; }
  .top-actions { flex: none; gap: 6px; }
  .top-status { display: none; }
  .search { order: 5; flex: 1 0 100%; max-width: none; display: none; padding-bottom: 4px; }
  .search.is-open { display: block; }
  .search kbd { display: none; }
  .top-actions .only-m, .only-m.only-m { display: grid; }
  .hide-m.hide-m { display: none; }   /* doubled: must beat .btn{display:inline-flex}, which loads later */
  .top .btn { min-height: 44px; padding: 0 14px; }
  .top-balance b { font-size: 1rem; }
  main { padding-top: 6px; }
  .menu-panel { left: 0; width: 100%; padding: 22px var(--gutter) 100px; }
  .foot { padding-bottom: 28px; }
  .foot-top { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .foot-brand { grid-template-columns: auto minmax(0, 1fr); }
  .foot-brand p { grid-column: 1 / -1; grid-row: 2; }
  .foot-col--last { grid-column: 1 / -1; }
}
@media (max-width: 440px) { .top-brand .wordmark { display: none; } }
@media (max-width: 760px) { .foot-data { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
/* below the 390 reference width only: keep the top bar on one line */
@media (max-width: 389px) {
  .top-actions { gap: 4px; }
  .top .btn--primary { padding: 0 10px; font-size: .6875rem; letter-spacing: .03em; }
  .top .icon-btn { width: 40px; height: 40px; }
  .foot-data { grid-template-columns: minmax(0, 1fr); }
}
/* 320–359: the login icon goes (it is in the "Mehr" panel), so the bar fits */
@media (max-width: 359px) { .top-actions a.icon-btn.only-m { display: none; } }
/* 761–900: give the search field the room (status and key hint return above) */
@media (min-width: 761px) and (max-width: 900px) { .top-status, .search kbd { display: none; } .search input { padding-right: 14px; } }