/* ============================================================
   Components — Karten, Chips, Segmented, KPI, Charts, Trends,
   Heatmap, Platform-Bars, Ad-Slot, Feed-Cards. Aus dem Handoff.
   ============================================================ */

/* — Nav-Item (Sidebar + Bottom-Nav) — */
.nav-item {
  display: flex; align-items: center; gap: var(--sp-12);
  padding: 9px var(--sp-12);
  border-radius: 7px;
  border-left: 2px solid transparent;
  transition: background var(--t-fast);
}
.nav-item:hover { background: rgba(255, 255, 255, .05); }
:root[data-theme="light"] .nav-item:hover { background: rgba(20, 18, 16, .04); }
.nav-item__idx {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--text-faint); width: 18px;
}
.nav-item__label {
  font-family: var(--f-head); font-size: 16px;
  color: var(--text-sec); font-weight: 400;
}
.nav-item.is-active {
  background: rgba(224, 168, 60, .1);
  border-left-color: var(--amber);
}
:root[data-theme="light"] .nav-item.is-active { background: rgba(224, 168, 60, .16); }
:root[data-theme="light"] .nav-item.is-active .nav-item__idx { color: var(--amber-ink); }
.nav-item.is-active .nav-item__idx { color: var(--amber); }
.nav-item.is-active .nav-item__label { color: var(--text); font-weight: 600; }

/* — Live-Indikator — */
.live-status { display: flex; align-items: center; gap: var(--sp-8); }
.live-status__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--live); box-shadow: 0 0 8px var(--live);
}
.live-status__text { font-family: var(--f-mono); font-size: 11px; color: var(--text-muted); }

/* — Segmented control (Time-Range, Theme, Sort, Lang) — */
.segmented {
  display: flex;
  background: var(--inset);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  padding: 3px;
}
.segmented__btn {
  background: transparent;
  color: var(--text-muted);
  border-radius: 6px;
  padding: 5px 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  transition: color var(--t-fast), background var(--t-fast);
}
.segmented__btn:hover { color: var(--text-2); }
.segmented__btn.is-active {
  background: var(--amber);
  color: var(--amber-on);
}

/* — Language selector — */
.lang { display: flex; align-items: center; gap: 7px; }
.lang__glyph { font-family: var(--f-mono); font-size: 13px; color: var(--text-faint); }

/* — Platform chip — */
.chip {
  display: flex; align-items: center; gap: 7px;
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-muted);
  border-radius: var(--r-pill);
  padding: 6px 13px;
  font-size: 12.5px; font-weight: 450;
  transition: border-color var(--t-fast), background var(--t-fast), color var(--t-fast);
}
.chip:hover { border-color: var(--border-3); }
.chip__dot { width: 8px; height: 8px; border-radius: 2px; }
.chip__mark { font-family: var(--f-mono); font-size: 11px; opacity: .7; }
.chip.is-on {
  background: rgba(255, 255, 255, .06);
  border-color: var(--border-3);
  color: var(--text-2);
}
:root[data-theme="light"] .chip.is-on { background: rgba(20, 18, 16, .04); }

/* — Sort dropdown trigger — */
.sort-trigger {
  display: flex; align-items: center; gap: var(--sp-8);
  background: var(--inset);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  padding: 7px 13px;
  transition: border-color var(--t-fast);
}
.sort-trigger:hover { border-color: var(--border-3); }
.sort-trigger__label { font-family: var(--f-mono); font-size: 10px; letter-spacing: .1em; color: var(--text-faint); }
.sort-trigger__value { font-size: 12.5px; color: var(--text-sec); }

/* — Card base — */
.card {
  background: var(--card);
  border: 1px solid var(--border-1);
  border-radius: var(--r-card);
  padding: var(--sp-22) var(--sp-24);
}
:root[data-theme="light"] .card { box-shadow: var(--shadow-card-light); }
.card__head {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: var(--sp-18);
}
.card__title { font-family: var(--f-head); font-size: var(--fs-card-h); font-weight: 500; }
.card__sub { font-family: var(--f-mono); font-size: 11px; color: var(--text-muted); margin-top: 3px; }

/* — KPI Hero — */
.kpi-hero {
  display: flex; flex-direction: column;
  border-top: 2px solid var(--amber);
  padding-top: var(--sp-22);
}
.kpi-hero__head { display: flex; justify-content: space-between; align-items: flex-start; }
.kpi-hero__label { font-family: var(--f-head); font-size: 16px; color: var(--text-sec); }
.kpi-hero__meta { font-family: var(--f-mono); font-size: 10px; letter-spacing: .1em; color: var(--text-faint); margin-top: 3px; }
.kpi-hero__value {
  font-family: var(--f-mono); font-weight: 700;
  font-size: var(--fs-hero); letter-spacing: -.02em; line-height: 1.05;
  margin: var(--sp-18) 0 2px; color: var(--text);
}
.kpi-hero__sub { font-family: var(--f-mono); font-size: 12px; color: var(--text-muted); }
.kpi-hero__spark { margin-top: auto; padding-top: var(--sp-18); }

/* — Delta pill — */
.delta-pill {
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 6px; padding: 4px 9px;
  font-family: var(--f-mono); font-size: 12px;
}
.delta-pill.is-up {
  background: rgba(91, 191, 122, .12);
  border: 1px solid rgba(91, 191, 122, .3);
  color: var(--pos);
}
.delta-pill.is-down {
  background: rgba(217, 99, 60, .12);
  border: 1px solid rgba(217, 99, 60, .3);
  color: var(--neg);
}
:root[data-theme="light"] .delta-pill.is-up {
  background: rgba(47, 158, 87, .1);
  border-color: rgba(47, 158, 87, .3);
}
:root[data-theme="light"] .delta-pill.is-down {
  background: rgba(194, 80, 42, .1);
  border-color: rgba(194, 80, 42, .3);
}

/* — KPI small — */
.kpi {
  background: var(--card);
  border: 1px solid var(--border-1);
  border-radius: var(--r-card);
  padding: var(--sp-18) 20px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
:root[data-theme="light"] .kpi { box-shadow: var(--shadow-card-light); }
.kpi:hover {
  border-color: var(--border-3);
  background: var(--card-hover);
  transform: translateY(-2px);
}
.kpi__head { display: flex; justify-content: space-between; align-items: flex-start; }
.kpi__label { font-family: var(--f-head); font-size: 14.5px; color: var(--text-sec2); }
.kpi__delta { font-family: var(--f-mono); font-size: 11.5px; }
.kpi__delta.is-up { color: var(--pos); }
.kpi__delta.is-down { color: var(--neg); }
.kpi__value {
  font-family: var(--f-mono); font-weight: 600;
  font-size: var(--fs-kpi); letter-spacing: -.01em;
  margin: var(--sp-10) 0 var(--sp-8); color: var(--text-2);
}

/* — Chart (reusable growth chart, s. chart.js) — */
.chart { display: flex; gap: var(--sp-12); }
.chart__yaxis {
  display: flex; flex-direction: column; justify-content: space-between;
  height: 240px; padding-bottom: 22px;
}
.chart__ytick { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); text-align: right; }
.chart__plot { flex: 1; min-width: 0; }
.chart__svg { width: 100%; height: 240px; display: block; overflow: visible; }
.chart__xaxis { display: flex; justify-content: space-between; margin-top: var(--sp-8); }
.chart__xtick { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); }
.chart__legend { display: flex; gap: var(--sp-18); }
.chart__legend-item { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text-sec2); }
.chart__legend-swatch { width: 18px; height: 2px; }

/* — Trending topics — */
.trends { display: flex; flex-direction: column; gap: 13px; }
.trend {
  cursor: pointer;
  border-radius: 4px;
}
.trend__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-6); }
.trend__left { display: flex; align-items: baseline; gap: var(--sp-8); }
.trend__rank { font-family: var(--f-mono); font-size: 11px; color: var(--text-faint); }
.trend__tag { font-size: 13.5px; color: var(--text-sec); font-weight: 450; }
.trend__right { display: flex; align-items: center; gap: var(--sp-10); }
.trend__count { font-family: var(--f-mono); font-size: 12px; color: var(--text-sec2); width: 42px; text-align: right; }
.trend__bar { height: 4px; background: rgba(255, 255, 255, .05); border-radius: 2px; overflow: hidden; }
:root[data-theme="light"] .trend__bar { background: rgba(20, 18, 16, .05); }
.trend__bar-fill { height: 100%; border-radius: 2px; }

/* — Ad slot (leerer Container, CSS-only) — */
.ad-slot {
  margin-bottom: var(--sp-16);
  border: 1px dashed var(--border-3);
  border-radius: var(--r-card);
  height: 74px;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  background: repeating-linear-gradient(135deg, rgba(255, 255, 255, .012) 0 10px, transparent 10px 20px);
}
:root[data-theme="light"] .ad-slot {
  background: repeating-linear-gradient(135deg, rgba(20, 18, 16, .02) 0 10px, transparent 10px 20px);
}
.ad-slot__label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; color: var(--text-faint); }
.ad-slot__sub { font-size: 11px; color: var(--text-faint); margin-top: 3px; opacity: .8; }

/* — Heatmap — */
.heatmap { display: flex; gap: var(--sp-8); }
.heatmap__ylabels { display: flex; flex-direction: column; justify-content: space-between; padding: 1px 0; }
.heatmap__ylabel { font-family: var(--f-mono); font-size: 10px; color: var(--text-sec2); height: 18px; line-height: 18px; }
.heatmap__grid-wrap { flex: 1; }
.heatmap__grid {
  display: grid;
  grid-template-columns: repeat(24, 1fr);
  grid-template-rows: repeat(7, 18px);
  gap: 3px;
}
.heatmap__cell { border-radius: 2px; transition: outline var(--t-fast); }
.heatmap__cell:hover { outline: 1.5px solid var(--text); outline-offset: -1px; }
.heatmap__xaxis { display: flex; justify-content: space-between; margin-top: 7px; }
.heatmap__xtick { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); }
.heatmap__legend { display: flex; align-items: center; gap: 7px; }
.heatmap__legend-label { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); }
.heatmap__legend-ramp { display: flex; gap: 2px; }
.heatmap__legend-swatch { width: 11px; height: 11px; border-radius: 2px; }

/* — Platform comparison (grouped bars) — */
.bars { display: flex; gap: var(--sp-10); }
.bars__yaxis { display: flex; flex-direction: column; justify-content: space-between; height: 170px; padding-bottom: 20px; }
.bars__ytick { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); }
.bars__plot { flex: 1; display: flex; flex-direction: column; }
.bars__groups {
  flex: 1; display: flex; align-items: flex-end; justify-content: space-between;
  height: 170px; border-bottom: 1px solid var(--border-2);
}
.bars__group { display: flex; align-items: flex-end; gap: 2px; height: 100%; }
.bars__bar {
  width: 9px; border-radius: 1.5px 1.5px 0 0;
  transition: filter var(--t-fast);
}
.bars__bar:hover { filter: brightness(1.2); }
:root[data-theme="light"] .bars__bar:hover { filter: brightness(.92); }
.bars__xaxis { display: flex; justify-content: space-between; margin-top: 7px; }
.bars__xtick { font-family: var(--f-mono); font-size: 10px; color: var(--text-faint); width: 29px; text-align: center; }
.bars__legend { display: flex; gap: var(--sp-14); margin-top: var(--sp-16); }
.bars__legend-item { display: flex; align-items: center; gap: var(--sp-6); font-size: 11.5px; color: var(--text-sec2); }
.bars__legend-swatch { width: 9px; height: 9px; border-radius: 2px; }

/* ============================================================
   Discover — Search, Category-Pills, Feed-Grid, Feed-Card,
   Saved-Views-Panel, Feed-Detail-Modal.
   ============================================================ */

/* — Discover header / search — */
.discover-header { padding: var(--sp-26) var(--gutter) var(--sp-18); border-bottom: 1px solid var(--border-1); }
.discover-header__top { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: var(--sp-18); gap: var(--sp-16); flex-wrap: wrap; }
.discover-header__meta { display: flex; align-items: center; gap: var(--sp-16); }
.feed-count { font-family: var(--f-mono); font-size: 12px; color: var(--text-muted); }

.search {
  display: flex; align-items: center; gap: var(--sp-12);
  background: var(--card);
  border: 1px solid var(--border-2);
  border-radius: 11px;
  padding: 13px 18px;
  transition: border-color var(--t-fast);
}
.search:focus-within { border-color: var(--amber); }
.search__icon { font-family: var(--f-mono); color: var(--text-muted); font-size: 15px; }
.search__input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text-2); font-family: var(--f-body); font-size: 15px;
}
.search__input::placeholder { color: var(--text-muted); }
.search__kbd {
  font-family: var(--f-mono); font-size: 11px; color: var(--text-faint);
  border: 1px solid var(--border-2); border-radius: 5px; padding: 2px 7px;
}

.discover-search-row { padding: var(--sp-16) var(--gutter) 0; }

/* — Category + sort bar — */
.cat-bar {
  display: flex; align-items: center; gap: var(--sp-10);
  padding: var(--sp-16) var(--gutter); border-bottom: 1px solid var(--border-1);
  flex-wrap: wrap;
}
.cat-pills { display: flex; gap: var(--sp-8); flex-wrap: wrap; }
.cat-pill {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-sec);
  border-radius: var(--r-pill);
  padding: 7px 15px; font-size: 12.5px;
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}
.cat-pill:hover { border-color: var(--border-3); color: var(--text-2); }
.cat-pill.is-active {
  background: var(--amber); color: var(--amber-on); border-color: var(--amber);
}
.cat-bar__sort { margin-left: auto; }

/* — Feed grid + card — */
.feed-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-18); }
.feed-card {
  background: var(--card);
  border: 1px solid var(--border-1);
  border-radius: 11px;
  padding: 20px;
  display: flex; flex-direction: column;
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
:root[data-theme="light"] .feed-card { box-shadow: var(--shadow-card-light); }
.feed-card:hover {
  border-color: rgba(224, 168, 60, .4);
  background: var(--card-hover);
  transform: translateY(-2px);
}
.feed-card__top { display: flex; align-items: flex-start; gap: 13px; }
.feed-avatar {
  width: 46px; height: 46px; border-radius: 11px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--f-head); font-size: 22px;
  background: rgba(255, 255, 255, .04);
}
:root[data-theme="light"] .feed-avatar { background: rgba(20, 18, 16, .03); }
.feed-card__name { font-size: 15.5px; font-weight: 600; color: var(--text); letter-spacing: -.01em; }
.feed-card__handle { font-family: var(--f-mono); font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.feed-badge {
  font-family: var(--f-mono); font-size: 10px; letter-spacing: .05em;
  border-radius: 5px; padding: 3px 7px; opacity: .9;
  white-space: nowrap; text-transform: capitalize;
}
.feed-card__desc {
  font-size: 13px; line-height: 1.5; color: var(--text-sec2); margin-top: 14px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.feed-card__stats {
  display: flex; align-items: center; gap: var(--sp-18);
  margin: var(--sp-16) 0; padding-top: var(--sp-14);
  border-top: 1px solid var(--border-1);
}
.feed-stat__value { font-family: var(--f-mono); font-size: 17px; color: var(--text-2); }
.feed-stat__label { font-family: var(--f-mono); font-size: 9.5px; letter-spacing: .08em; color: var(--text-faint); margin-top: 1px; text-transform: uppercase; }
.feed-card__spark { margin-left: auto; width: 54px; }
.feed-follow {
  margin-top: auto; width: 100%;
  background: rgba(224, 168, 60, .1);
  border: 1px solid rgba(224, 168, 60, .35);
  color: #e8c789;
  border-radius: 8px; padding: 10px; font-size: 13px; font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: background var(--t-fast), color var(--t-fast);
}
:root[data-theme="light"] .feed-follow { color: var(--amber-ink); }
.feed-follow:hover { background: var(--amber); color: var(--amber-on); }

/* — Saved-Views Mini-Panel (Sidebar) — */
.saved-panel {
  margin: var(--sp-24) var(--sp-16) 0;
  padding: 14px;
  background: var(--inset);
  border: 1px solid var(--border-1);
  border-radius: 10px;
}
.saved-panel__label { font-family: var(--f-mono); font-size: 9.5px; letter-spacing: .12em; color: var(--text-faint); margin-bottom: var(--sp-10); }
.saved-panel__list { display: flex; flex-direction: column; gap: 9px; }
.saved-view { display: flex; align-items: center; gap: var(--sp-8); }
.saved-view__dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.saved-view__name { font-size: 12px; color: var(--text-sec); }

/* — Feed-Detail-Modal — */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(8, 7, 11, .6);
  backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  padding: var(--sp-24);
}
.modal {
  width: 760px; max-width: 100%; max-height: 90vh; overflow: auto;
  background: var(--card);
  border: 1px solid var(--border-2);
  border-radius: 16px;
  box-shadow: var(--shadow-modal);
}
.modal__header { padding: var(--sp-26) var(--sp-26) var(--sp-22); border-bottom: 1px solid var(--border-1); position: relative; }
.modal__close {
  position: absolute; top: 20px; right: 20px;
  width: 32px; height: 32px; border-radius: 8px;
  background: rgba(255, 255, 255, .05); border: 1px solid var(--border-2);
  color: var(--text-sec2); font-size: 15px;
  transition: background var(--t-fast), color var(--t-fast);
}
:root[data-theme="light"] .modal__close { background: rgba(20, 18, 16, .04); }
.modal__close:hover { background: rgba(255, 255, 255, .12); color: var(--text); }
.modal__id { display: flex; align-items: flex-start; gap: var(--sp-16); }
.modal__avatar {
  width: 60px; height: 60px; border-radius: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--f-head); font-size: 28px;
}
.modal__title-row { display: flex; align-items: center; gap: var(--sp-10); }
.modal__title { font-family: var(--f-head); font-size: 25px; font-weight: 600; letter-spacing: -.01em; }
.modal__handle { font-family: var(--f-mono); font-size: 12px; color: var(--text-muted); margin-top: 5px; }
.modal__desc { font-size: 14px; line-height: 1.6; color: var(--text-sec); margin-top: var(--sp-18); }
.modal__actions { display: flex; align-items: center; gap: var(--sp-12); margin-top: 20px; flex-wrap: wrap; }
.modal__bigstats { margin-left: auto; display: flex; gap: var(--sp-24); }
.modal__bigstat { text-align: right; }
.modal__bigstat-value { font-family: var(--f-mono); font-size: 20px; color: var(--text-2); }
.modal__bigstat-value.is-pos { color: var(--pos); }
.modal__bigstat-label { font-family: var(--f-mono); font-size: 9.5px; letter-spacing: .08em; color: var(--text-faint); }
.modal__chart { padding: var(--sp-22) var(--sp-26); }
.modal__chart-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-16); }
.modal__similar { padding: var(--sp-6) var(--sp-26) var(--sp-26); }
.modal__similar-label { font-family: var(--f-mono); font-size: 10px; letter-spacing: .12em; color: var(--text-faint); margin-bottom: var(--sp-12); }
.similar-list { display: flex; flex-direction: column; gap: var(--sp-8); }
.similar {
  display: flex; align-items: center; gap: 13px;
  padding: 11px 13px; background: var(--inset);
  border: 1px solid var(--border-1); border-radius: 9px;
  cursor: pointer; transition: border-color var(--t-fast);
}
.similar:hover { border-color: var(--border-3); }
.similar__avatar {
  width: 34px; height: 34px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--f-head);
}
.similar__name { font-size: 13.5px; color: var(--text-2); font-weight: 500; }
.similar__handle { font-family: var(--f-mono); font-size: 10.5px; color: var(--text-muted); }
.similar__delta { font-family: var(--f-mono); font-size: 11px; color: var(--pos); }
.similar__arrow { font-size: 13px; color: var(--text-muted); }

/* — Generic button — */
.btn {
  border-radius: var(--r-btn);
  padding: 9px 16px;
  font-size: 13px; font-weight: 500;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.btn--primary { background: var(--amber); color: var(--amber-on); }
.btn--ghost { background: transparent; border: 1px solid var(--border-2); color: var(--text-2); }
.btn--ghost:hover { border-color: var(--border-3); }