/* Books Analytics web kiti — telefon öncelikli ortak görünüm.
   Kaynak: Book Scout panosunun görünüm kuralları (apps/book_scout/dashboard/view_kpis.php,
   view_filter.php, view_table_*.php). Kurallar yeniden yazıldı; KPI simgeleri ba-web.js içinde satır içi SVG; küçük metin renkleri
   okunurluk için koyulaştırıldı (WCAG AA 4.5:1). Harici kaynak yok: dış dosya, yazı tipi ve görsel yüklenmez. */

:root {
  color-scheme: light dark;
  --ba-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --ba-bg: #f5f8fa;
  --ba-surface: #fff;
  --ba-surface-2: #f8f9fa;
  --ba-border: #eff2f5;
  --ba-border-strong: #dee2e6;
  --ba-text: #181c32;
  --ba-text-2: #3f4254;
  --ba-muted: #5e6278;
  --ba-accent: #3699ff;
  --ba-primary: #1b6fd8;
  --ba-on-primary: #fff;
  --ba-up: #047a3b;
  --ba-up-bg: #e8fff3;
  --ba-down: #b42318;
  --ba-down-bg: #ffebeb;
  --ba-flat: #5e6278;
  --ba-flat-bg: #f3f4f6;
  --ba-info: #0b5cad;
  --ba-info-bg: #eaf3ff;
  --ba-warn: #7a5600;
  --ba-warn-bg: #fff8dd;
  --ba-err: #b42318;
  --ba-err-bg: #ffebeb;
  --ba-stripe-revenue: #3699ff;
  --ba-stripe-profit: #20d489;
  --ba-stripe-warn: #f6c000;
  --ba-stripe-problem: #f1416c;
  --ba-ic-primary: #0d6efd;
  --ba-ic-info: #0a8aa3;
  --ba-ic-warn: #a87a00;
  --ba-shadow-hover: 0 10px 25px rgba(0, 0, 0, .08);
  --ba-skel: #eceff3;
  --ba-skel-hi: #f7f8fa;
  --ba-shadow: 0 4px 15px rgba(0, 0, 0, .03);
  --ba-shadow-bar: 0 6px 18px rgba(0, 0, 0, .10);
  --ba-radius: 12px;
  --ba-radius-sm: 6px;
  --ba-gap: 12px;
  --ba-pad: 16px;
  --ba-max: 960px;
  --ba-top-h: 56px;
  --ba-tab-h: 60px;
  --ba-touch: 44px;
  --ba-fs: 15px;
  --ba-fs-sm: 13px;
  --ba-fs-xs: 11px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ba-bg: #0f1117;
    --ba-surface: #1a1d27;
    --ba-surface-2: #222634;
    --ba-border: #2b2f3d;
    --ba-border-strong: #3a3f50;
    --ba-text: #e8eaf1;
    --ba-text-2: #c9ccd8;
    --ba-muted: #9aa0b4;
    --ba-accent: #4ea5ff;
    --ba-primary: #4ea5ff;
    --ba-on-primary: #0b1220;
    --ba-up: #4ade80;
    --ba-up-bg: rgba(32, 212, 137, .14);
    --ba-down: #ff8a8a;
    --ba-down-bg: rgba(241, 65, 108, .16);
    --ba-flat: #b4b9c9;
    --ba-flat-bg: rgba(255, 255, 255, .07);
    --ba-info: #8cc4ff;
    --ba-info-bg: rgba(54, 153, 255, .14);
    --ba-warn: #f6d365;
    --ba-warn-bg: rgba(246, 192, 0, .13);
    --ba-err: #ff8a8a;
    --ba-err-bg: rgba(241, 65, 108, .16);
    --ba-skel: #262a37;
    --ba-skel-hi: #30354a;
    --ba-shadow: 0 1px 2px rgba(0, 0, 0, .4);
    --ba-shadow-bar: 0 6px 18px rgba(0, 0, 0, .45);
    --ba-ic-primary: #6ea8fe;
    --ba-ic-info: #3dd5f3;
    --ba-ic-warn: #ffcd39;
    --ba-shadow-hover: 0 10px 25px rgba(0, 0, 0, .5);
  }
}

/* ---- Temel ---- */
.ba-app, .ba-app *, .ba-app *::before, .ba-app *::after { box-sizing: border-box; }
.ba-app {
  margin: 0; min-height: 100vh; min-height: 100dvh;
  background: var(--ba-bg); color: var(--ba-text);
  font: 400 var(--ba-fs)/1.45 var(--ba-font);
  -webkit-text-size-adjust: 100%; text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
:where(.ba-app) :where(h1, h2, h3, p) { margin: 0; }
:where(.ba-app) a { color: var(--ba-primary); }
.ba-app :focus-visible { outline: 2px solid var(--ba-accent); outline-offset: 2px; }
.ba-app svg { flex: none; }
.ba-num, .ba-app table, .ba-kpi__value, .ba-kpi__prev, .ba-trend { font-variant-numeric: tabular-nums; }
.ba-sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---- Kabuk: üst çubuk, içerik, alt sekmeler ---- */
.ba-top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 8px;
  min-height: var(--ba-top-h);
  padding: env(safe-area-inset-top) max(var(--ba-pad), env(safe-area-inset-right)) 0 max(var(--ba-pad), env(safe-area-inset-left));
  background: var(--ba-surface); border-bottom: 1px solid var(--ba-border); box-shadow: var(--ba-shadow);
}
.ba-top__title { flex: 1 1 auto; min-width: 0; font-size: 17px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ba-top__sub { display: block; font-size: var(--ba-fs-xs); font-weight: 600; color: var(--ba-muted); }
.ba-iconbtn {
  display: inline-flex; align-items: center; justify-content: center;
  width: var(--ba-touch); height: var(--ba-touch); padding: 0;
  border: 0; border-radius: 50%; background: transparent; color: var(--ba-text-2); cursor: pointer;
}
.ba-iconbtn:hover { background: var(--ba-surface-2); }
.ba-iconbtn svg { width: 22px; height: 22px; }

.ba-main {
  width: 100%; max-width: var(--ba-max); margin: 0 auto;
  padding: var(--ba-pad) max(var(--ba-pad), env(safe-area-inset-right)) calc(var(--ba-tab-h) + var(--ba-pad) + env(safe-area-inset-bottom)) max(var(--ba-pad), env(safe-area-inset-left));
}
.ba-section { margin: 0 0 20px; }
.ba-section__title {
  display: flex; align-items: center; gap: 8px;
  margin: 0 0 12px; font-size: 14px; font-weight: 700; letter-spacing: .5px;
  text-transform: uppercase; color: var(--ba-muted);
}
@media (min-width: 720px) { .ba-section__title { font-size: 15px; } }

/* ---- Satır içi simgeler (ba-web.js icon()) ---- */
.ba-ic { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ba-section__title .ba-ic { width: 18px; height: 18px; }
.ba-ic--primary { color: var(--ba-ic-primary); }
.ba-ic--info { color: var(--ba-ic-info); }
.ba-ic--warn { color: var(--ba-ic-warn); }

.ba-tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
  background: var(--ba-surface); border-top: 1px solid var(--ba-border); box-shadow: var(--ba-shadow-bar);
}
.ba-tab {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  min-height: var(--ba-tab-h); min-width: 0; padding: 6px 4px;
  border: 0; background: none; color: var(--ba-muted); cursor: pointer;
  font: 600 var(--ba-fs-xs)/1.2 var(--ba-font); text-decoration: none;
}
.ba-tab svg { width: 24px; height: 24px; }
.ba-tab span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ba-tab[aria-current="page"], .ba-tab.is-active { color: var(--ba-primary); }
@media (min-width: 992px) {
  .ba-tabbar { left: 50%; right: auto; width: var(--ba-max); transform: translateX(-50%); border: 1px solid var(--ba-border); border-bottom: 0; border-radius: var(--ba-radius) var(--ba-radius) 0 0; }
}

/* ---- Dönem çipleri ---- */
.ba-chips {
  display: flex; gap: 8px; margin: 0 calc(-1 * var(--ba-pad)) var(--ba-gap); padding: 2px var(--ba-pad) 4px;
  overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none;
}
.ba-chips::-webkit-scrollbar { display: none; }
.ba-chip {
  flex: none; display: inline-flex; align-items: center; gap: 6px;
  min-height: var(--ba-touch); padding: 0 16px;
  border: 1px solid var(--ba-border-strong); border-radius: 999px;
  background: var(--ba-surface); color: var(--ba-text-2); cursor: pointer;
  font: 600 var(--ba-fs-sm)/1 var(--ba-font); white-space: nowrap;
}
.ba-chip:hover { border-color: var(--ba-muted); }
.ba-chip[aria-pressed="true"], .ba-chip.is-active { background: var(--ba-primary); border-color: var(--ba-primary); color: var(--ba-on-primary); }
.ba-period { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin: 0 0 var(--ba-gap); font-size: var(--ba-fs-sm); color: var(--ba-muted); }
.ba-period strong { color: var(--ba-text); font-weight: 600; }

/* ---- KPI kartları ---- */
.ba-kpis { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--ba-gap); margin: 0 0 20px; }

.ba-kpi {
  display: flex; flex-direction: column; justify-content: center; gap: 6px; min-width: 0; height: 100%;
  padding: 16px; border: 1px solid var(--ba-border); border-radius: var(--ba-radius);
  background: var(--ba-surface); box-shadow: var(--ba-shadow);
  transition: transform .2s, box-shadow .2s;
}
/* Book Scout kartları üzerine gelince yükselir; yalnız fareli cihazda, hareket azaltılmamışsa. */
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .ba-kpi:hover { transform: translateY(-5px); box-shadow: var(--ba-shadow-hover); }
}
.ba-kpi--revenue { border-bottom: 4px solid var(--ba-stripe-revenue); }
.ba-kpi--profit { border-bottom: 4px solid var(--ba-stripe-profit); }
.ba-kpi--warn { border-bottom: 4px solid var(--ba-stripe-warn); }
.ba-kpi--problem { border-bottom: 4px solid var(--ba-stripe-problem); }
.ba-kpi__label { font-size: 12px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; color: var(--ba-muted); overflow-wrap: anywhere; }
.ba-kpi__value { font-size: clamp(1.05rem, 4.6vw, 1.75rem); font-weight: 800; line-height: 1.1; color: var(--ba-text); overflow-wrap: anywhere; }
.ba-kpi__value--neg { color: var(--ba-down); }
.ba-kpi__value--pos { color: var(--ba-up); }
/* Alt kartlar (Book Scout "Shipping & WMS Costs"): ortalı, küçük başlık ve değer. */
.ba-kpi--sub { align-items: center; padding: 14px 8px; text-align: center; }
.ba-kpi--sub .ba-kpi__label { font-size: var(--ba-fs-xs); }
.ba-kpi--sub .ba-kpi__value { width: 100%; font-size: clamp(1rem, 4.2vw, 1.4rem); }
@media (min-width: 720px) {
  .ba-kpis { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  /* Alt kartlar: Book Scout masaüstünde 6 yan yana; 960 px'lik kapta değer kırpılacağı için 3 x 2. */
  .ba-kpis--3, .ba-kpis--6 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ba-kpi { padding: 18px; }
  .ba-kpi__label { font-size: 13px; }
  .ba-kpi__value { font-size: clamp(1.05rem, 2.4vw, 1.8rem); }
  .ba-kpi--sub { padding: 16px 8px; }
  .ba-kpi--sub .ba-kpi__label { font-size: var(--ba-fs-xs); }
  .ba-kpi--sub .ba-kpi__value { font-size: clamp(1rem, 1.6vw, 1.4rem); }
}
.ba-kpi__prev { font-size: 12px; font-weight: 600; font-style: italic; color: var(--ba-muted); overflow-wrap: anywhere; }
.ba-kpi__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }

.ba-trend {
  display: inline-flex; align-items: center; gap: 4px; align-self: flex-start;
  padding: 3px 8px; border-radius: var(--ba-radius-sm);
  font-size: 12px; font-weight: 700; line-height: 1.3; white-space: nowrap;
}
.ba-trend .ba-ic { width: 14px; height: 14px; stroke-width: 2.4; }
.ba-trend--up { background: var(--ba-up-bg); color: var(--ba-up); }
.ba-trend--down { background: var(--ba-down-bg); color: var(--ba-down); }
.ba-trend--flat { background: var(--ba-flat-bg); color: var(--ba-flat); }
/* Artışın kötü olduğu göstergeler (iade vb.): ok yönü aynı, renk ters. */
.ba-trend--inv.ba-trend--up { background: var(--ba-down-bg); color: var(--ba-down); }
.ba-trend--inv.ba-trend--down { background: var(--ba-up-bg); color: var(--ba-up); }

/* ---- Kart ve liste kartı ---- */
.ba-card {
  margin: 0 0 var(--ba-gap); min-width: 0;
  border: 1px solid var(--ba-border); border-radius: var(--ba-radius);
  background: var(--ba-surface); box-shadow: var(--ba-shadow); overflow: hidden;
}
.ba-card__head { display: flex; align-items: center; gap: 8px; min-height: 52px; padding: 10px 14px; border-bottom: 1px solid var(--ba-border); }
.ba-card__title { flex: 1 1 auto; min-width: 0; font-size: var(--ba-fs); font-weight: 700; overflow-wrap: anywhere; }
.ba-card__meta { font-size: 12px; color: var(--ba-muted); white-space: nowrap; }
.ba-card__body { padding: 14px; }

.ba-list { list-style: none; margin: 0; padding: 0; }
.ba-list__row { display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 10px 14px; border-top: 1px solid var(--ba-border); }
.ba-list__row:first-child { border-top: 0; }
.ba-list__main { flex: 1 1 auto; min-width: 0; }
.ba-list__title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ba-list__sub { font-size: 12px; color: var(--ba-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ba-list__value { flex: none; text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }
.ba-list__value small { display: block; font-size: 12px; font-weight: 600; color: var(--ba-muted); }
a.ba-list__row, button.ba-list__row { width: 100%; border-left: 0; border-right: 0; border-bottom: 0; background: none; color: inherit; font: inherit; text-align: left; text-decoration: none; cursor: pointer; }
a.ba-list__row:hover, button.ba-list__row:hover { background: var(--ba-surface-2); }

/* ---- Tablo (kendi içinde yatay kayar) ---- */
.ba-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; }
.ba-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: var(--ba-fs-sm); }
.ba-table th, .ba-table td { padding: 10px 12px; border-bottom: 1px solid var(--ba-border); text-align: left; vertical-align: middle; white-space: nowrap; }
.ba-table thead th {
  background: var(--ba-surface-2); color: var(--ba-muted);
  font-size: var(--ba-fs-xs); font-weight: 700; letter-spacing: .5px; text-transform: uppercase;
}
.ba-table tbody tr:hover td { background: var(--ba-surface-2); }
.ba-table tfoot td { font-weight: 700; background: var(--ba-info-bg); }
.ba-table tr:last-child td { border-bottom: 0; }
.ba-table .ba-r { text-align: right; }
.ba-table .ba-c { text-align: center; }
.ba-table .ba-wrap { white-space: normal; min-width: 140px; }
.ba-table--sticky th:first-child, .ba-table--sticky td:first-child { position: sticky; left: 0; z-index: 1; background: var(--ba-surface); box-shadow: 2px 0 6px -3px rgba(0, 0, 0, .18); }
.ba-table--sticky thead th:first-child { background: var(--ba-surface-2); z-index: 2; }
.ba-table--sticky tfoot td:first-child { background: var(--ba-surface); }
.ba-pos { color: var(--ba-up); }
.ba-neg { color: var(--ba-down); }

/* ---- Durum şeridi ---- */
.ba-alert {
  display: flex; align-items: flex-start; gap: 10px; margin: 0 0 var(--ba-gap); padding: 12px 14px;
  border-left: 4px solid currentColor; border-radius: var(--ba-radius-sm);
  font-size: 14px; line-height: 1.4;
}
.ba-alert > * { color: var(--ba-text); }
.ba-alert svg { width: 20px; height: 20px; color: inherit; }
.ba-alert strong { font-weight: 700; }
.ba-alert--info { background: var(--ba-info-bg); color: var(--ba-info); }
.ba-alert--warn { background: var(--ba-warn-bg); color: var(--ba-warn); }
.ba-alert--error { background: var(--ba-err-bg); color: var(--ba-err); }

/* ---- Boş ve yükleniyor ---- */
.ba-empty { padding: 28px 16px; text-align: center; color: var(--ba-muted); font-size: 14px; }
.ba-empty svg { display: block; width: 36px; height: 36px; margin: 0 auto 8px; opacity: .7; }
.ba-empty__title { display: block; margin-bottom: 4px; color: var(--ba-text-2); font-weight: 700; }
.ba-skel {
  display: block; height: 14px; border-radius: var(--ba-radius-sm);
  background: linear-gradient(90deg, var(--ba-skel) 25%, var(--ba-skel-hi) 50%, var(--ba-skel) 75%) 0 0 / 200% 100%;
  animation: ba-shimmer 1.3s linear infinite;
}
.ba-skel--lg { height: 28px; width: 70%; }
.ba-skel--sm { height: 10px; width: 45%; }
.ba-spinner {
  display: inline-block; width: 22px; height: 22px; vertical-align: middle;
  border: 3px solid var(--ba-border-strong); border-top-color: var(--ba-primary); border-radius: 50%;
  animation: ba-spin .8s linear infinite;
}
.ba-loading { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 24px 16px; color: var(--ba-muted); font-size: 14px; }
.ba-app [aria-busy="true"] { cursor: progress; }
@keyframes ba-shimmer { to { background-position: -200% 0; } }
@keyframes ba-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .ba-skel { animation: none; } .ba-spinner { animation-duration: 2s; } }

/* ---- Düğmeler ---- */
.ba-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 20px; border: 1px solid transparent; border-radius: 10px;
  background: var(--ba-primary); color: var(--ba-on-primary); cursor: pointer;
  font: 700 var(--ba-fs)/1 var(--ba-font); text-decoration: none;
}
.ba-btn--block { width: 100%; }
.ba-btn--ghost { background: transparent; border-color: var(--ba-border-strong); color: var(--ba-text-2); }
.ba-btn--link { min-height: var(--ba-touch); padding: 0 8px; background: none; color: var(--ba-primary); font-weight: 600; }
.ba-btn:disabled, .ba-btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }

/* ---- Giriş formu ---- */
.ba-auth { display: flex; align-items: center; justify-content: center; min-height: 100vh; min-height: 100dvh; padding: 24px var(--ba-pad); }
.ba-auth__card { width: 100%; max-width: 400px; padding: 24px 20px; border: 1px solid var(--ba-border); border-radius: var(--ba-radius); background: var(--ba-surface); box-shadow: var(--ba-shadow); }
.ba-auth__title { margin: 0 0 4px; font-size: 20px; font-weight: 800; }
.ba-auth__sub { margin: 0 0 20px; font-size: 14px; color: var(--ba-muted); }
.ba-field { margin: 0 0 16px; }
.ba-label { display: block; margin: 0 0 6px; font-size: var(--ba-fs-xs); font-weight: 700; letter-spacing: .5px; text-transform: uppercase; color: var(--ba-muted); }
.ba-input {
  display: block; width: 100%; min-height: 48px; padding: 10px 14px;
  border: 1px solid var(--ba-border-strong); border-radius: 10px;
  background: var(--ba-surface); color: var(--ba-text);
  font: 400 16px/1.3 var(--ba-font);
}
.ba-input:focus { outline: none; border-color: var(--ba-accent); box-shadow: 0 0 0 3px var(--ba-info-bg); }
.ba-input[aria-invalid="true"] { border-color: var(--ba-err); }
.ba-input--code { text-align: center; font-size: 24px; font-weight: 700; letter-spacing: .45em; padding-left: calc(14px + .45em); font-variant-numeric: tabular-nums; }
.ba-hint { margin: 6px 0 0; font-size: var(--ba-fs-sm); color: var(--ba-muted); }
.ba-hint--error { color: var(--ba-err); font-weight: 600; }
.ba-sent {
  display: flex; align-items: center; gap: 8px; margin: 0 0 16px; padding: 10px 12px;
  border-radius: var(--ba-radius-sm); background: var(--ba-info-bg); color: var(--ba-info); font-size: 14px;
}
.ba-sent svg { width: 18px; height: 18px; }
.ba-sent span { color: var(--ba-text); }
.ba-resend { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 4px 8px; margin: 12px 0 0; font-size: var(--ba-fs-sm); color: var(--ba-muted); }
.ba-resend__timer { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--ba-text-2); }

/* ---- Özet: kart alt satırı, araç çubuğu, filtre paneli ---- */
.ba-kpi__sub { font-size: var(--ba-fs-xs); font-weight: 600; color: var(--ba-muted); overflow-wrap: anywhere; }
.ba-summary [aria-busy="true"] .ba-section { opacity: .55; transition: opacity .2s; }
.ba-toolbar { display: flex; align-items: center; gap: 10px; margin: 0 0 var(--ba-gap); min-width: 0; }
.ba-toolbar__sum { flex: 1 1 auto; min-width: 0; font-size: var(--ba-fs-sm); color: var(--ba-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ba-btn--sm { min-height: var(--ba-touch); padding: 0 14px; font-size: var(--ba-fs-sm); }
.ba-btn--sm .ba-ic { width: 16px; height: 16px; }
.ba-badge {
  display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 6px;
  border-radius: 999px; background: var(--ba-primary); color: var(--ba-on-primary); font-size: var(--ba-fs-xs); font-weight: 700;
}
.ba-badge[hidden] { display: none; }
.ba-noscroll { overflow: hidden; }
.ba-sheet-back { position: fixed; inset: 0; z-index: 40; background: rgba(0, 0, 0, .4); }
.ba-sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 41;
  display: flex; flex-direction: column; max-height: 85vh; max-height: 85dvh;
  border-radius: var(--ba-radius) var(--ba-radius) 0 0; background: var(--ba-surface); box-shadow: var(--ba-shadow-bar);
  padding-bottom: env(safe-area-inset-bottom);
}
.ba-sheet-back[hidden], .ba-sheet[hidden] { display: none; }
@media (min-width: 992px) { .ba-sheet { left: 50%; right: auto; width: min(560px, 100%); transform: translateX(-50%); } }
.ba-sheet__head { display: flex; align-items: center; gap: 8px; padding: 8px 8px 8px var(--ba-pad); border-bottom: 1px solid var(--ba-border); }
.ba-sheet__title { flex: 1 1 auto; font-size: 17px; font-weight: 700; }
.ba-sheet__head .ba-iconbtn { font-size: 26px; line-height: 1; }
.ba-sheet__body { flex: 1 1 auto; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: var(--ba-pad); }
.ba-sheet__foot { display: grid; grid-template-columns: 1fr 2fr; gap: 10px; padding: 12px var(--ba-pad); border-top: 1px solid var(--ba-border); }
.ba-fieldset { margin: 0 0 16px; padding: 0; border: 0; min-width: 0; }
.ba-checks { display: grid; grid-template-columns: 1fr; gap: 2px; }
@media (min-width: 560px) { .ba-checks { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.ba-check { display: flex; align-items: center; gap: 10px; min-height: var(--ba-touch); padding: 0 4px; cursor: pointer; min-width: 0; }
.ba-check input { flex: none; width: 20px; height: 20px; margin: 0; accent-color: var(--ba-primary); }
.ba-check span { min-width: 0; overflow-wrap: anywhere; }
.ba-check--switch { margin: 0 0 12px; font-weight: 600; }