/* =========================================================================
   ReviewFlow — Application shell (dashboard + admin)
   Same system as the landing page, tuned for density and long sessions.
   ========================================================================= */

/* ----- Shell ----------------------------------------------------------- */

.app {
  display: grid;
  grid-template-columns: 1fr;
  min-block-size: 100dvh;
}
@media (min-width: 64rem) {
  .app { grid-template-columns: 16.5rem 1fr; }
}

/* ----- Sidebar --------------------------------------------------------- */

.side {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: var(--s-4);
  padding: var(--s-3) var(--gutter);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
@media (min-width: 64rem) {
  .side {
    flex-direction: column; align-items: stretch;
    block-size: 100dvh;
    padding: var(--s-5) var(--s-5) var(--s-4);
    border-bottom: 0; border-right: 1px solid var(--rule);
    gap: 0;
    backdrop-filter: none;
  }
}

.side__brand {
  display: inline-flex; align-items: center; gap: 0.625rem;
  text-decoration: none; font-weight: 580;
  letter-spacing: var(--ls-tight);
  margin-right: auto;
}
@media (min-width: 64rem) { .side__brand { margin-right: 0; margin-bottom: var(--s-6); } }

.side__nav { display: none; }
@media (min-width: 64rem) {
  .side__nav { display: grid; gap: 2px; }
}
.side__nav a {
  display: flex; align-items: center; gap: 0.6875rem;
  padding: 0.5625rem 0.6875rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: background-color var(--dur-quick) var(--ease-standard),
              color var(--dur-quick) var(--ease-standard);
}
.side__nav a svg { inline-size: 1.0625rem; block-size: 1.0625rem; flex: none; opacity: .75; }
.side__nav a:hover { background: color-mix(in srgb, var(--ink) 5%, transparent); color: var(--text-primary); }
.side__nav a[aria-current="page"] {
  background: var(--accent-quiet);
  color: var(--accent-text);
  font-weight: 540;
}
.side__nav a[aria-current="page"] svg { opacity: 1; }

.side__group {
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: var(--ls-label); text-transform: uppercase;
  color: var(--text-muted);
  padding: var(--s-5) 0.6875rem var(--s-2);
}

.side__foot { margin-top: auto; padding-top: var(--s-5); display: none; }
@media (min-width: 64rem) { .side__foot { display: block; } }

/* Compact nav for narrow screens — a horizontal scroller under the header. */
.tabbar {
  display: flex; gap: var(--s-1);
  overflow-x: auto;
  padding: var(--s-2) var(--gutter);
  border-bottom: 1px solid var(--rule);
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.tabbar::-webkit-scrollbar { display: none; }
@media (min-width: 64rem) { .tabbar { display: none; } }
.tabbar a {
  flex: none;
  padding: 0.5rem 0.75rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
}
.tabbar a[aria-current="page"] { background: var(--accent-quiet); color: var(--accent-text); font-weight: 540; }

/* ----- Main ------------------------------------------------------------ */

.main { min-inline-size: 0; }
.main__inner { padding: var(--s-6) var(--gutter) var(--s-9); max-inline-size: 78rem; }

.page-head {
  display: flex; flex-wrap: wrap; align-items: flex-end;
  gap: var(--s-4);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--rule);
  margin-bottom: var(--s-6);
}
.page-head__title { flex: 1; min-inline-size: 14rem; }
.page-head h1 {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  letter-spacing: var(--ls-display);
  line-height: var(--lh-tight);
}
.page-head p { color: var(--text-secondary); font-size: var(--fs-sm); margin-top: 0.375rem; }
.page-head__actions { display: flex; gap: var(--s-2); flex-wrap: wrap; }

.section-block { margin-top: var(--s-8); scroll-margin-top: 6rem; }
.section-block:first-of-type { margin-top: 0; }

.block-head {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: var(--s-3) var(--s-4);
  margin-bottom: var(--s-4);
}
.block-head h2 {
  font-size: var(--fs-md); font-weight: 580; letter-spacing: var(--ls-tight);
  margin-right: auto;
}
.block-head p { font-size: var(--fs-sm); color: var(--text-secondary); flex-basis: 100%; }

/* ----- Filter row (one row, above the charts) -------------------------- */

.filters {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-2);
  margin-bottom: var(--s-5);
}
.segmented {
  display: inline-flex; padding: 3px; gap: 2px;
  border: 1px solid var(--rule-strong); border-radius: var(--r-sm);
  background: var(--surface-sunken);
}
.segmented button {
  padding: 0.375rem 0.6875rem;
  border-radius: 3px;
  font-size: var(--fs-sm); color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  transition: background-color var(--dur-quick) var(--ease-standard),
              color var(--dur-quick) var(--ease-standard);
}
.segmented button[aria-pressed="true"] {
  background: var(--surface-raised); color: var(--text-primary); font-weight: 540;
  box-shadow: var(--shadow-sm);
}

/* ----- Stat tiles ------------------------------------------------------ */

.tiles {
  display: grid; gap: var(--s-3);
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
}
.tile {
  padding: var(--s-4) var(--s-5) var(--s-5);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  background: var(--surface-raised);
  display: grid; gap: var(--s-2); align-content: start;
}
.tile__label {
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: var(--ls-label); text-transform: uppercase;
  color: var(--text-muted);
}
.tile__value {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 1.5rem + 1.4vw, 2.5rem);
  line-height: 1;
  letter-spacing: var(--ls-display);
  font-variant-numeric: tabular-nums;
}
.tile__row { display: flex; align-items: baseline; gap: var(--s-3); flex-wrap: wrap; }
.tile__delta {
  display: inline-flex; align-items: center; gap: 0.3125rem;
  font-size: var(--fs-xs); font-weight: 540;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}
.tile__delta svg { inline-size: 0.75rem; block-size: 0.75rem; }
.tile__delta--up { color: var(--status-good); }
.tile__delta--down { color: var(--status-critical); }
.tile__foot { font-size: var(--fs-xs); color: var(--text-muted); }

/* A sparkline sits inside the tile, not beside it. */
.tile__spark { margin-top: var(--s-2); block-size: 2.25rem; }
.tile__spark svg { inline-size: 100%; block-size: 100%; overflow: visible; }

/* ----- Chart frame ----------------------------------------------------- */

.panel {
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  background: var(--surface-raised);
  padding: var(--s-5);
}
.panel--flush { padding: 0; }

.grid-2 { display: grid; gap: var(--s-3); }
@media (min-width: 62rem) { .grid-2 { grid-template-columns: 1.4fr 1fr; align-items: start; } }
.grid-2--even { grid-template-columns: 1fr; }
@media (min-width: 62rem) { .grid-2--even { grid-template-columns: 1fr 1fr; } }

.chart { position: relative; }
.chart__svg { inline-size: 100%; block-size: auto; display: block; overflow: visible; }

.legend {
  display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4);
  margin-bottom: var(--s-4);
}
.legend__item {
  display: inline-flex; align-items: center; gap: 0.4375rem;
  font-size: var(--fs-xs); color: var(--text-secondary);
}
.legend__swatch {
  inline-size: 0.625rem; block-size: 0.625rem; border-radius: 2px; flex: none;
}

/* Tooltip — follows the pointer, never covers the mark it describes. */
.tip {
  position: absolute; z-index: 5;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -100%);
  background: var(--panel-bg);
  color: var(--panel-fg);
  padding: 0.5rem 0.625rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  line-height: 1.45;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  transition: opacity var(--dur-quick) var(--ease-standard);
}

.tip[data-show="true"] { opacity: 1; }
.tip__title { font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.08em; text-transform: uppercase; opacity: .68; display: block; }
.tip__row { display: flex; align-items: center; gap: 0.4375rem; margin-top: 0.25rem; }
.tip__dot { inline-size: 0.5rem; block-size: 0.5rem; border-radius: 2px; flex: none; }
.tip__num { font-variant-numeric: tabular-nums; font-weight: 600; margin-left: auto; padding-left: var(--s-3); }

.chart-toggle {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: var(--fs-xs); color: var(--text-secondary);
  padding: 0.3125rem 0.5rem; border: 1px solid var(--rule);
  border-radius: var(--r-sm);
}
.chart-toggle:hover { border-color: var(--rule-strong); color: var(--text-primary); }

.data-table { font-size: var(--fs-sm); }
.data-table caption { text-align: left; font-size: var(--fs-xs); color: var(--text-muted); padding-bottom: var(--s-2); }
.data-table th, .data-table td {
  text-align: right; padding: 0.4375rem 0.5rem;
  border-bottom: 1px solid var(--rule);
  font-variant-numeric: tabular-nums;
}
.data-table th:first-child, .data-table td:first-child { text-align: left; }
.data-table th { font-weight: 560; color: var(--text-secondary); font-size: var(--fs-xs); }

/* ----- Funnel ---------------------------------------------------------- */

.funnel { display: grid; gap: var(--s-4); }
.funnel__row { display: grid; gap: 0.4375rem; }
.funnel__top {
  display: flex; align-items: baseline; gap: var(--s-3);
  font-size: var(--fs-sm);
}
.funnel__name { font-weight: 540; margin-right: auto; }
.funnel__value { font-variant-numeric: tabular-nums; font-weight: 600; }
.funnel__pct { color: var(--text-muted); font-size: var(--fs-xs); font-variant-numeric: tabular-nums; }
.funnel__track { block-size: 1.75rem; background: var(--surface-sunken); border-radius: var(--r-xs); overflow: hidden; }
.funnel__bar {
  block-size: 100%;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  transform-origin: left;
  transition: width var(--dur-slow) var(--ease-standard);
}
.funnel__drop {
  display: flex; align-items: center; gap: 0.4375rem;
  font-size: var(--fs-xs); color: var(--text-muted);
  padding-left: 0.125rem;
}
.funnel__drop svg { inline-size: 0.75rem; block-size: 0.75rem; }

/* ----- Sentiment bar --------------------------------------------------- */

.sentiment { display: grid; gap: var(--s-4); }
.sentiment__bar {
  display: flex; gap: 2px;              /* the 2px surface gap between fills */
  block-size: 2.5rem;
  border-radius: var(--r-xs);
  overflow: hidden;
}
.sentiment__seg {
  display: grid; place-items: center;
  font-size: var(--fs-xs); font-weight: 600;
  font-variant-numeric: tabular-nums;
  min-inline-size: 2rem;
}
.sentiment__key { display: grid; gap: var(--s-2); }
.sentiment__key li {
  display: grid; grid-template-columns: 0.625rem 1fr auto;
  align-items: center; gap: 0.625rem;
  font-size: var(--fs-sm); color: var(--text-secondary);
}
.sentiment__key .dot { inline-size: 0.625rem; block-size: 0.625rem; border-radius: 2px; }
.sentiment__key .n { font-variant-numeric: tabular-nums; color: var(--text-primary); font-weight: 540; }

/* ----- Themes list ----------------------------------------------------- */

.themes { display: grid; gap: var(--s-1); }
.theme-row {
  display: grid; grid-template-columns: 1fr auto; gap: var(--s-4);
  align-items: center;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: var(--fs-sm);
}
.theme-row:last-child { border-bottom: 0; }
.theme-row__meter { grid-column: 1 / -1; block-size: 4px; background: var(--surface-sunken); border-radius: 2px; }
.theme-row__fill { block-size: 100%; border-radius: 2px; background: var(--series-1); }
.theme-row__n { font-variant-numeric: tabular-nums; color: var(--text-secondary); font-size: var(--fs-xs); }

/* ----- QR panel -------------------------------------------------------- */

/* Grid and flex children default to min-width:auto, which lets a long
   unbreakable string (a URL, a wide table) push the whole page sideways. */
.qr-grid > *, .grid-2 > *, .tiles > *, .settings-grid > * { min-inline-size: 0; }

.qr-grid { display: grid; gap: var(--s-5); }
@media (min-width: 48rem) { .qr-grid { grid-template-columns: auto 1fr; align-items: start; } }

.qr-card {
  inline-size: 13.5rem;
  padding: var(--s-4);
  background: var(--paper-0);
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-md);
  text-align: center;
}
:root[data-theme="dark"] .qr-card { background: #F2EBDF; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .qr-card { background: #F2EBDF; }
}
.qr-card svg { inline-size: 100%; block-size: auto; }
.qr-card__caption {
  margin-top: var(--s-3); padding-top: var(--s-3);
  border-top: 1px solid rgba(21,19,18,.14);
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: 0.1em; text-transform: uppercase; color: #665D55;
}

.link-row {
  display: flex; align-items: center; gap: var(--s-2);
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-sm);
  background: var(--surface-sunken);
  font-family: var(--font-mono); font-size: var(--fs-sm);
}
.link-row { overflow: hidden; }
.link-row span {
  min-inline-size: 0;          /* lets the ellipsis win over the nowrap URL */
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-right: auto;
}

/* ----- Inbox ----------------------------------------------------------- */

.inbox { display: grid; gap: var(--s-3); }
.note {
  padding: var(--s-4);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--status-neutral);
  border-radius: var(--r-sm);
  background: var(--surface-raised);
  display: grid; gap: var(--s-2);
}
.note[data-band="low"] { border-left-color: var(--status-critical); }
.note[data-band="high"] { border-left-color: var(--status-good); }
.note__meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3);
  font-size: var(--fs-xs); color: var(--text-muted);
}
.note__stars { color: var(--accent-text); letter-spacing: 0.08em; }
.note__body { font-size: var(--fs-sm); line-height: var(--lh-relaxed); color: var(--text-primary); }
.note__actions { display: flex; gap: var(--s-2); }

/* ----- Tables (admin) --------------------------------------------------- */

.table-wrap { overflow-x: auto; border: 1px solid var(--rule); border-radius: var(--r-md); background: var(--surface-raised); }
.table {
  inline-size: 100%; min-inline-size: 48rem;
  font-size: var(--fs-sm);
}
.table thead th {
  position: sticky; top: 0; z-index: 1;
  background: var(--surface-raised);
  text-align: left;
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: var(--ls-label); text-transform: uppercase;
  color: var(--text-muted); font-weight: 500;
  padding: 0.75rem var(--s-4);
  border-bottom: 1px solid var(--rule-strong);
  white-space: nowrap;
}
.table tbody td {
  padding: 0.8125rem var(--s-4);
  border-bottom: 1px solid var(--rule);
  vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background-color var(--dur-quick) var(--ease-standard); }
.table tbody tr:hover { background: color-mix(in srgb, var(--ink) 3%, transparent); }
.table .num, .table .right { text-align: right; font-variant-numeric: tabular-nums; }

.biz { display: flex; align-items: center; gap: 0.625rem; }
.biz__mark {
  inline-size: 2rem; block-size: 2rem; flex: none;
  border-radius: var(--r-sm);
  background: var(--surface-sunken);
  border: 1px solid var(--rule);
  display: grid; place-items: center;
  font-size: var(--fs-xs); font-weight: 600;
  letter-spacing: -0.02em;
}
.biz__name { font-weight: 540; }
.biz__slug { font-family: var(--font-mono); font-size: var(--fs-micro); color: var(--text-muted); }

/* Usage meter inside a table cell. */
.meter { display: grid; gap: 0.25rem; min-inline-size: 8rem; }
.meter__track { block-size: 5px; background: var(--surface-sunken); border-radius: 3px; overflow: hidden; }
.meter__fill { block-size: 100%; background: var(--series-1); border-radius: 3px; }
.meter__fill[data-over="true"] { background: var(--status-critical); }
.meter__text { font-size: var(--fs-micro); color: var(--text-muted); font-variant-numeric: tabular-nums; }

/* ----- Settings -------------------------------------------------------- */

.settings-grid { display: grid; gap: var(--s-4); }
@media (min-width: 52rem) { .settings-grid { grid-template-columns: repeat(2, 1fr); } }
.settings-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-4);
  padding-block: var(--s-4);
  border-bottom: 1px solid var(--rule);
}
.settings-row:last-child { border-bottom: 0; }
.settings-row__text { flex: 1; min-inline-size: 15rem; }
.settings-row__text strong { display: block; font-weight: 560; font-size: var(--fs-sm); }
.settings-row__text span { font-size: var(--fs-xs); color: var(--text-secondary); }

.switch {
  inline-size: 2.75rem; block-size: 1.625rem; flex: none;
  border-radius: var(--r-pill);
  background: var(--surface-sunken);
  border: 1px solid var(--rule-strong);
  position: relative;
  transition: background-color var(--dur-base) var(--ease-standard),
              border-color var(--dur-base) var(--ease-standard);
}
.switch::after {
  content: "";
  position: absolute; top: 2px; left: 2px;
  inline-size: 1.25rem; block-size: 1.25rem;
  border-radius: 50%;
  background: var(--surface-raised);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease-settle);
}
.switch[aria-checked="true"] { background: var(--accent); border-color: var(--accent); }
.switch[aria-checked="true"]::after { transform: translateX(1.0625rem); }

/* ----- Misc ------------------------------------------------------------ */

.toast {
  position: fixed; left: 50%; bottom: var(--s-5); z-index: 90;
  transform: translate(-50%, 1rem);
  background: var(--panel-bg); color: var(--panel-fg);
  border: 1px solid var(--panel-bd);
  padding: 0.6875rem 1rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-standard),
              transform var(--dur-base) var(--ease-entrance);
}

.toast[data-show="true"] { opacity: 1; transform: translate(-50%, 0); }

.empty {
  padding: var(--s-7) var(--s-5);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--fs-sm);
}