/* ============================================================
   Components — professional light theme.
   Logical properties everywhere so RTL/LTR flip automatically.
   ============================================================ */

/* ---------- app shell ---------- */
.app-shell { position: relative; min-height: 100vh; }

.shell-grid {
  display: grid;
  grid-template-columns: var(--nav-w) minmax(0, 1fr);
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ---------- sidebar ---------- */
.side-nav {
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column;
  padding: 22px 16px;
  border-inline-end: 1px solid var(--line);
  background: var(--surface);
}

.brand {
  display: flex; align-items: center; gap: 12px;
  padding: 4px 8px 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}
.brand-mark {
  width: 38px; height: 38px; border-radius: 11px; flex: none;
  background:
    radial-gradient(circle at 50% 50%, #ffffff 0 3.5px, transparent 4.5px),
    radial-gradient(circle at 50% 50%, transparent 0 7.5px, rgba(255,255,255,.75) 8.5px 10px, transparent 11px),
    radial-gradient(circle at 50% 50%, transparent 0 12.5px, rgba(255,255,255,.35) 13.5px 14.5px, transparent 15.5px),
    linear-gradient(145deg, var(--navy-2), var(--navy));
  box-shadow: 0 4px 12px rgba(27, 42, 85, 0.25);
}
.brand-name { font-weight: 700; font-size: 15px; color: var(--ink-hi); line-height: 1.35; }
.brand-sub { font-size: 11px; color: var(--ink-dim); }

.nav-list { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius-sm);
  color: var(--ink-dim); font-size: 14px; font-weight: 600;
  transition: background var(--fast), color var(--fast);
}
.nav-item:hover { background: var(--bg-soft); color: var(--ink-hi); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); }
.nav-item .nav-ico { width: 19px; height: 19px; flex: none; opacity: 0.9; }

.nav-foot { border-top: 1px solid var(--line); padding-top: 14px; display: flex; flex-direction: column; gap: 10px; }

.lang-toggle {
  display: flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden;
  background: var(--surface);
}
.lang-toggle button {
  flex: 1; padding: 7px 16px; font-size: 12.5px; font-weight: 700; color: var(--ink-dim);
  transition: all var(--fast); white-space: nowrap;
}
.lang-toggle button.on { background: var(--navy); color: #ffffff; }

/* ---------- main column ---------- */
.main-col { min-width: 0; display: flex; flex-direction: column; }

.top-bar {
  position: sticky; top: 0; z-index: 30;
  display: none;
  align-items: center; gap: 10px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.screen {
  width: 100%; max-width: var(--content-w);
  margin-inline: auto;
  padding: 32px clamp(18px, 4vw, 44px) 80px;
  animation: rise var(--slow) both;
}

.screen-head { margin-bottom: 26px; }
.screen-kicker {
  font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.screen-kicker::before { content: ""; width: 22px; height: 2px; background: var(--accent); border-radius: 2px; }
.screen-title { font-size: clamp(23px, 3vw, 31px); font-weight: 700; }
.screen-sub { color: var(--ink-dim); margin-top: 8px; max-width: 72ch; font-size: 14.5px; }

/* ---------- cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: border-color var(--fast), transform var(--fast), box-shadow var(--fast);
}
.card.clickable:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-pop);
}
.card-title { font-size: 15px; font-weight: 700; color: var(--ink-hi); margin-bottom: 4px; }
.card-sub { font-size: 12.5px; color: var(--ink-dim); }

.panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; margin-bottom: 16px; }
.panel-title { font-size: 16.5px; font-weight: 700; }
.panel-hint { font-size: 12px; color: var(--ink-dim); }

/* ---------- KPI ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: var(--gap); }
.kpi {
  position: relative; overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
}
.kpi::after {
  content: ""; position: absolute; inset-inline-start: 0; top: 0; bottom: 0; width: 3px;
  background: var(--kpi-color, var(--accent)); border-radius: 2px;
}
.kpi-label { font-size: 12.5px; color: var(--ink-dim); font-weight: 600; margin-bottom: 4px; }
.kpi-value { font-size: clamp(25px, 3vw, 32px); font-weight: 600; color: var(--ink-hi); font-family: var(--f-mono); font-variant-numeric: tabular-nums; line-height: 1.15; }
.kpi-value .kpi-unit { font-size: 13px; color: var(--ink-dim); font-weight: 500; margin-inline-start: 5px; }
.kpi-foot { font-size: 11.5px; color: var(--ink-faint); margin-top: 4px; }

/* ---------- chips & badges ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11.5px; font-weight: 700; line-height: 1.6;
  padding: 3px 11px; border-radius: 999px;
  color: var(--chip-c, var(--peri));
  background: color-mix(in srgb, var(--chip-c, var(--peri)) 9%, white);
  border: 1px solid color-mix(in srgb, var(--chip-c, var(--peri)) 28%, white);
  white-space: nowrap;
}
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.chip.solid { background: var(--chip-c, var(--peri)); color: #fff; border-color: transparent; }

.chip-row { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; }

.code-tag {
  font-family: var(--f-mono); font-size: 11px; letter-spacing: 0.03em;
  color: var(--ink-dim); background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: 3px 8px; border-radius: 6px; direction: ltr; unicode-bidi: embed;
  white-space: nowrap;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 18px; border-radius: 9px;
  font-size: 13.5px; font-weight: 700;
  border: 1px solid var(--line-strong);
  color: var(--ink-hi);
  background: var(--surface);
  transition: all var(--fast);
  white-space: nowrap;
  box-shadow: 0 1px 2px rgba(26, 36, 64, 0.05);
}
.btn:hover { background: var(--bg-soft); border-color: #c2c9dd; }
.btn.primary {
  background: var(--accent);
  color: var(--accent-ink); border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(53, 82, 196, 0.28);
}
.btn.primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn.danger { color: var(--coral); border-color: color-mix(in srgb, var(--coral) 35%, white); background: var(--coral-soft); }
.btn.danger:hover { background: color-mix(in srgb, var(--coral) 16%, white); }
.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-dim); box-shadow: none; }
.btn.ghost:hover { color: var(--ink-hi); background: var(--bg-soft); }
.btn.sm { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.icon-btn {
  width: 32px; height: 32px; display: inline-grid; place-content: center;
  border-radius: 8px; color: var(--ink-dim);
  transition: all var(--fast);
}
.icon-btn:hover { background: var(--bg-soft); color: var(--ink-hi); }
.icon-btn.danger:hover { background: var(--coral-soft); color: var(--coral); }

/* ---------- forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field-label { font-size: 12.5px; font-weight: 700; color: var(--ink-dim); }
.field-label .req { color: var(--coral); }

.input, .select, textarea.input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  color: var(--ink-hi);
  padding: 9px 14px;
  font-size: 14px;
  transition: border-color var(--fast), box-shadow var(--fast);
}
.input:focus, .select:focus, textarea.input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(53, 82, 196, 0.13);
}
.input::placeholder { color: var(--ink-faint); }
.select { appearance: none; cursor: pointer; padding-inline-end: 34px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23687192' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; }
html[dir="rtl"] .select { background-position-x: 14px; }
html[dir="ltr"] .select { background-position-x: calc(100% - 14px); }
.select option { background: var(--surface); color: var(--ink-hi); }

.search-wrap { position: relative; flex: 1; min-width: 220px; }
.search-wrap .input { padding-inline-start: 40px; }
.search-wrap::before {
  content: ""; position: absolute; inset-inline-start: 14px; top: 50%; transform: translateY(-50%);
  width: 15px; height: 15px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23687192' stroke-width='2.2'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M21 21l-4.3-4.3'/%3E%3C/svg%3E") no-repeat center / contain;
}

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-card); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 640px; }
.tbl th {
  text-align: start; font-size: 11px; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--ink-dim); font-weight: 700;
  padding: 11px 16px; border-bottom: 1px solid var(--line-strong);
  background: var(--surface-2); white-space: nowrap;
}
.tbl td { padding: 11px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr { transition: background var(--fast); }
.tbl tbody tr:hover { background: var(--surface-2); }

/* ---------- tabs ---------- */
.tabs {
  display: flex; gap: 4px; padding: 4px;
  background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: 11px;
  overflow-x: auto; max-width: 100%;
}
.tab-btn {
  padding: 8px 18px; border-radius: 8px; font-size: 13.5px; font-weight: 700;
  color: var(--ink-dim); white-space: nowrap; transition: all var(--fast);
  display: inline-flex; align-items: center; gap: 8px;
}
.tab-btn:hover { color: var(--ink-hi); }
.tab-btn.active { background: var(--surface); color: var(--accent); box-shadow: 0 1px 4px rgba(26, 36, 64, 0.10); }
.tab-btn .count {
  font-size: 10.5px; font-family: var(--f-mono);
  background: rgba(26, 36, 64, 0.07); border-radius: 999px; padding: 2px 7px;
}
.tab-btn.active .count { background: var(--accent-soft); color: var(--accent); }

/* ---------- modal ---------- */
.modal-veil {
  position: fixed; inset: 0; z-index: 80;
  background: rgba(20, 28, 52, 0.45);
  backdrop-filter: blur(4px);
  display: grid; place-items: center; padding: 20px;
  animation: fadeIn 160ms both;
}
.modal {
  width: min(680px, 100%); max-height: 88vh;
  display: flex; flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop);
  animation: rise 260ms both;
}
.modal.wide { width: min(960px, 100%); }
.modal-head {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 18px 24px 14px; border-bottom: 1px solid var(--line);
}
.modal-title { font-size: 17px; font-weight: 700; }
.modal-body { padding: 20px 24px; overflow-y: auto; flex: 1; background: var(--bg); border-radius: 0; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 24px; border-top: 1px solid var(--line);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .span2 { grid-column: span 2; }

/* ---------- toast ---------- */
.toast-zone { position: fixed; bottom: 22px; inset-inline-start: 50%; transform: translateX(-50%); z-index: 95; display: flex; flex-direction: column; gap: 8px; align-items: center; }
html[dir="rtl"] .toast-zone { transform: translateX(50%); }
.toast {
  background: var(--navy); border: 1px solid var(--navy-2); color: #fff;
  border-radius: 999px; padding: 9px 22px; font-size: 13.5px; font-weight: 600;
  box-shadow: var(--shadow-pop); animation: rise 200ms both;
  display: flex; gap: 8px; align-items: center;
}
.toast.ok::before { content: "✓"; color: #7ce09a; font-weight: 800; }
.toast.warn::before { content: "!"; color: #ffd479; font-weight: 800; }

/* ---------- charts ---------- */
.chart-card { display: flex; flex-direction: column; gap: 12px; }
.chart-flex { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

.legend { display: flex; flex-direction: column; gap: 8px; min-width: 130px; flex: 1; }
.legend-item { display: flex; align-items: center; gap: 9px; font-size: 12.5px; color: var(--ink-dim); font-weight: 600; }
.legend-item .sw { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.legend-item .lv { margin-inline-start: auto; font-family: var(--f-mono); color: var(--ink-hi); font-size: 12px; }

.hbar-row { display: grid; grid-template-columns: minmax(110px, 170px) 1fr 46px; align-items: center; gap: 12px; font-size: 12.5px; }
.hbar-label { color: var(--ink-dim); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hbar-track { height: 8px; border-radius: 6px; background: var(--bg-soft); overflow: hidden; }
.hbar-fill { height: 100%; border-radius: 6px; transition: width var(--slow); background: var(--hb, var(--accent)); }
.hbar-val { font-family: var(--f-mono); font-size: 11.5px; color: var(--ink-hi); text-align: end; }
.hbar-stack { display: flex; flex-direction: column; gap: 11px; }

/* progress bar */
.prog { height: 7px; border-radius: 5px; background: var(--bg-soft); overflow: hidden; }
.prog > span { display: block; height: 100%; border-radius: 5px; background: var(--pc, var(--teal)); transition: width var(--slow); }

/* ---------- empty state ---------- */
.empty {
  text-align: center; padding: 54px 24px; color: var(--ink-dim);
  border: 1.5px dashed var(--line-strong); border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  background: var(--surface-2);
}
.empty .empty-ico { font-size: 34px; opacity: 0.5; }
.empty .empty-title { font-size: 16px; font-weight: 700; color: var(--ink); }

/* ---------- misc ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: var(--gap); }
.muted { color: var(--ink-dim); }
.tiny { font-size: 11.5px; }
.divider { height: 1px; background: var(--line); border: none; margin: 4px 0; }

.section-gap { margin-top: 34px; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .shell-grid { grid-template-columns: 1fr; }
  .side-nav { display: none; }
  .top-bar { display: flex; flex-wrap: wrap; }
  .top-bar .nav-list { flex-direction: row; overflow-x: auto; width: 100%; padding-bottom: 2px; }
  .top-bar .nav-item { padding: 8px 13px; font-size: 13px; flex: none; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span2 { grid-column: span 1; }
  .screen { padding-top: 20px; }
}