/* =========================================================================
   TacticalShop B2B — design system (spec §13). Light + dark, data-dense.
   ========================================================================= */

/* ---- Tokens: light ----------------------------------------------------- */
:root {
  --c-primary:      #0F172A;
  --c-primary-700:  #1E293B;
  --c-accent:       #0369A1;
  --c-accent-600:   #0284C7;
  --c-accent-soft:  #E0F2FE;
  --c-bg:           #F8FAFC;
  --c-surface:      #FFFFFF;
  --c-surface-2:    #FAFBFC;
  --c-fg:           #020617;
  --c-fg-soft:      #475569;
  --c-fg-muted:     #94A3B8;
  --c-muted:        #E8ECF1;
  --c-border:       #E2E8F0;
  --c-border-soft:  #EEF1F5;
  --c-destructive:  #DC2626;
  --c-destructive-soft: #FCE8E6;
  --c-good:         #1A7F37;

  /* status pills */
  --st0-bg:#ECEFF3; --st0-fg:#475569;
  --st1-bg:#E4EEFE; --st1-fg:#1F54B3;
  --st2-bg:#E6F4EA; --st2-fg:#1A7F37;
  --st3-bg:#D8F0DF; --st3-fg:#11632B;
  --st4-bg:#FFF4D6; --st4-fg:#8A6100;
  --st5-bg:#D2F4DD; --st5-fg:#0B5121;
  --st6-bg:#FCE8E6; --st6-fg:#B3261E;
  --st7-bg:#F1EAFD; --st7-fg:#6B3FB8;

  --shadow-sm: 0 1px 2px rgba(2,6,23,.06);
  --shadow-md: 0 4px 16px rgba(2,6,23,.10);
  --shadow-lg: 0 12px 40px rgba(2,6,23,.18);

  --radius: 10px;
  --radius-sm: 7px;
  --radius-pill: 999px;

  --sidebar-w: 244px;
  --topbar-h: 60px;

  --font-ui: "Fira Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Fira Code", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(.2,.7,.3,1);
}

/* ---- Tokens: dark (desaturated tonal, not inverted) -------------------- */
[data-theme="dark"] {
  --c-primary:      #0B1220;
  --c-primary-700:  #111A2B;
  --c-accent:       #38BDF8;
  --c-accent-600:   #0EA5E9;
  --c-accent-soft:  #0B2A3A;
  --c-bg:           #0B0F17;
  --c-surface:      #121826;
  --c-surface-2:    #161D2D;
  --c-fg:           #E6EAF2;
  --c-fg-soft:      #9AA6B8;
  --c-fg-muted:     #64748B;
  --c-muted:        #1C2638;
  --c-border:       #222C40;
  --c-border-soft:  #1A2335;
  --c-destructive:  #F87171;
  --c-destructive-soft: #3A1A1A;
  --c-good:         #4ADE80;

  --st0-bg:#1E2735; --st0-fg:#9FB0C7;
  --st1-bg:#16304F; --st1-fg:#8EC0FF;
  --st2-bg:#173626; --st2-fg:#6FD79A;
  --st3-bg:#143324; --st3-fg:#7DE0A6;
  --st4-bg:#3A2E12; --st4-fg:#F2C766;
  --st5-bg:#0F3322; --st5-fg:#7DEBAC;
  --st6-bg:#3A1A1A; --st6-fg:#F4A6A0;
  --st7-bg:#281C3D; --st7-fg:#C2A6F0;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,.5);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.6);
}

/* ---- Base -------------------------------------------------------------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.tnum, td.num, .kpi-n, .mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
h1,h2,h3 { margin: 0; font-weight: 600; }
a { color: var(--c-accent); text-decoration: none; }

:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---- Buttons ----------------------------------------------------------- */
.btn {
  font: inherit; font-weight: 500; cursor: pointer;
  border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-fg);
  padding: 8px 14px; border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; gap: 7px;
  transition: background .15s var(--ease), border-color .15s var(--ease), opacity .15s;
}
.btn:hover { background: var(--c-muted); }
.btn-primary { background: var(--c-accent); border-color: var(--c-accent); color: #fff; }
.btn-primary:hover { background: var(--c-accent-600); border-color: var(--c-accent-600); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--c-accent); }
.btn-ghost:hover { background: var(--c-accent-soft); }
.btn-danger { color: var(--c-destructive); border-color: color-mix(in srgb, var(--c-destructive) 35%, var(--c-border)); }
.btn-danger:hover { background: var(--c-destructive-soft); }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.is-loading { position: relative; color: transparent; }
.btn.is-loading::after {
  content: ""; position: absolute; inset: 0; margin: auto; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px;
  border: 1px solid transparent; border-radius: var(--radius-sm);
  background: transparent; color: var(--c-fg-soft); cursor: pointer;
  transition: background .15s var(--ease), color .15s;
}
.icon-btn:hover { background: var(--c-muted); color: var(--c-fg); }
svg.ico { width: 18px; height: 18px; flex: 0 0 auto; }
.icon-btn svg, .nav-item svg, .btn svg, .user-chip svg { width: 18px; height: 18px; stroke-width: 2; }
.empty svg.ico, .errorbox svg.ico { width: 40px; height: 40px; }

/* ---- Inputs ------------------------------------------------------------ */
input, select, textarea {
  font: inherit; width: 100%; color: var(--c-fg); background: var(--c-surface);
  border: 1px solid var(--c-border); border-radius: var(--radius-sm); padding: 8px 10px;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-soft); outline: none;
}
textarea { resize: vertical; min-height: 60px; }
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field label { font-size: 12px; font-weight: 500; color: var(--c-fg-soft); }
.field .req { color: var(--c-destructive); }
.hint { font-size: 12px; color: var(--c-fg-muted); }
.form-error {
  background: var(--c-destructive-soft); color: var(--c-destructive);
  border-radius: var(--radius-sm); padding: 8px 11px; font-size: 13px; margin: 0 0 12px;
}

/* ---- Auth screens ------------------------------------------------------ */
.auth-body { display: grid; place-items: center; min-height: 100vh; padding: 24px; }
.auth-card {
  width: 100%; max-width: 380px; background: var(--c-surface);
  border: 1px solid var(--c-border); border-radius: 16px; padding: 30px 28px;
  box-shadow: var(--shadow-md);
}
.auth-brand { display: flex; align-items: center; gap: 13px; margin-bottom: 22px; }
.auth-logo {
  display: grid; place-items: center; width: 42px; height: 42px; flex: 0 0 auto;
  background: var(--c-primary); color: #fff; border-radius: 11px; font-weight: 600; letter-spacing: .02em;
}
.auth-brand h1 { font-size: 18px; }
.auth-brand h1 span { color: var(--c-accent); }
.auth-sub, .auth-brand .auth-sub { font-size: 12.5px; color: var(--c-fg-muted); margin: 2px 0 0; }

/* ---- App shell --------------------------------------------------------- */
.app { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }

.sidebar {
  background: var(--c-primary); color: #cbd5e1;
  display: flex; flex-direction: column; gap: 6px; padding: 16px 12px;
  position: sticky; top: 0; height: 100vh;
}
.sidebar-brand { display: flex; align-items: center; gap: 11px; padding: 6px 8px 16px; }
.sidebar-brand .auth-logo { width: 34px; height: 34px; border-radius: 9px; background: var(--c-accent); font-size: 14px; }
.sidebar-brand-text { color: #fff; font-size: 15px; font-weight: 500; }
.sidebar-brand-text b { font-weight: 600; }
.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-foot { border-top: 1px solid rgba(255,255,255,.08); padding-top: 8px; }
.nav-item {
  display: flex; align-items: center; gap: 11px; width: 100%;
  padding: 9px 11px; border-radius: var(--radius-sm); color: #cbd5e1;
  font: inherit; font-weight: 500; background: transparent; border: none; cursor: pointer;
  transition: background .15s var(--ease), color .15s;
}
.nav-item:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav-item.is-active { background: var(--c-accent); color: #fff; }
.nav-item .soon {
  margin-left: auto; font-size: 10px; font-style: normal; text-transform: uppercase;
  letter-spacing: .04em; color: #94a3b8; background: rgba(255,255,255,.08);
  padding: 2px 6px; border-radius: var(--radius-pill);
}
.nav-danger { color: #fda4a4; }
.nav-danger:hover { background: rgba(220,38,38,.15); color: #fecaca; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 20; height: var(--topbar-h);
  display: flex; align-items: center; gap: 10px; padding: 0 20px;
  background: color-mix(in srgb, var(--c-surface) 88%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--c-border);
}
.page-title { font-size: 17px; }
.topbar-spacer { flex: 1; }
.only-mobile { display: none; }

.user-menu { position: relative; }
.user-chip {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  background: transparent; border: 1px solid transparent; border-radius: var(--radius-sm);
  padding: 5px 8px; color: var(--c-fg); font: inherit;
}
.user-chip:hover { background: var(--c-muted); }
.user-avatar {
  display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: var(--c-accent); color: #fff; font-weight: 600; font-size: 13px; text-transform: uppercase;
}
.user-name { font-size: 13px; font-weight: 500; }
.user-pop {
  position: absolute; right: 0; top: calc(100% + 6px); width: 230px; z-index: 40;
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 6px; animation: pop .15s var(--ease);
}
@keyframes pop { from { opacity: 0; transform: translateY(-4px); } }
.user-pop-head { padding: 10px 10px 12px; border-bottom: 1px solid var(--c-border-soft); margin-bottom: 6px; }
.user-pop-name { font-weight: 600; }
.user-pop-mail { font-size: 12px; color: var(--c-fg-muted); margin-bottom: 8px; word-break: break-all; }
.user-pop-item {
  width: 100%; display: flex; align-items: center; gap: 9px; padding: 9px 10px;
  border: none; background: transparent; border-radius: var(--radius-sm); cursor: pointer; font: inherit; color: var(--c-fg);
}
.user-pop-item:hover { background: var(--c-muted); }
.role-badge { font-size: 11px; padding: 2px 8px; border-radius: var(--radius-pill); text-transform: uppercase; letter-spacing: .03em; }
.role-admin { background: var(--c-accent-soft); color: var(--c-accent); }
.role-member { background: var(--c-muted); color: var(--c-fg-soft); }

.content { padding: 22px 20px 60px; max-width: 1320px; width: 100%; }

/* ---- KPI cards --------------------------------------------------------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.kpi {
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow-sm);
}
.kpi-n { font-size: 26px; font-weight: 600; line-height: 1.1; }
.kpi-l { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--c-fg-muted); margin-top: 4px; }
.kpi.accent .kpi-n { color: var(--c-accent); }
.kpi.good .kpi-n { color: var(--c-good); }

/* ---- Toolbar / filters ------------------------------------------------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 14px; }
.toolbar .grow { flex: 1; }
.toolbar select, .toolbar .search { width: auto; min-width: 150px; }
.search-wrap { position: relative; display: inline-flex; align-items: center; }
.search-wrap svg { position: absolute; left: 10px; width: 16px; height: 16px; color: var(--c-fg-muted); pointer-events: none; }
.search-wrap input { padding-left: 32px; min-width: 220px; }

/* ---- Table ------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--c-border); border-radius: var(--radius); background: var(--c-surface); box-shadow: var(--shadow-sm); }
table.data { width: 100%; border-collapse: collapse; }
table.data th, table.data td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--c-border-soft); vertical-align: middle; white-space: nowrap; }
table.data thead th {
  position: sticky; top: 0; z-index: 1;
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--c-fg-soft);
  background: var(--c-surface-2); cursor: pointer; user-select: none;
}
table.data thead th[aria-sort] .arrow { opacity: 1; }
table.data thead th .arrow { opacity: .25; margin-left: 4px; font-size: 10px; }
table.data thead th:hover { background: var(--c-muted); }
table.data tbody tr { cursor: pointer; transition: background .12s; }
table.data tbody tr:hover { background: var(--c-surface-2); }
table.data tbody tr:last-child td { border-bottom: none; }
.cell-strong { font-weight: 500; }
.cell-sub { font-size: 11.5px; color: var(--c-fg-muted); }
td.num, th.num { font-variant-numeric: tabular-nums; }
.checkcol { width: 36px; text-align: center; }
.next.due { color: var(--c-destructive); font-weight: 600; }
.muted { color: var(--c-fg-muted); }

/* ---- Pills ------------------------------------------------------------- */
.pill { font-size: 11.5px; padding: 3px 10px; border-radius: var(--radius-pill); display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .7; }
.st-0 { background: var(--st0-bg); color: var(--st0-fg); }
.st-1 { background: var(--st1-bg); color: var(--st1-fg); }
.st-2 { background: var(--st2-bg); color: var(--st2-fg); }
.st-3 { background: var(--st3-bg); color: var(--st3-fg); }
.st-4 { background: var(--st4-bg); color: var(--st4-fg); }
.st-5 { background: var(--st5-bg); color: var(--st5-fg); font-weight: 600; }
.st-6 { background: var(--st6-bg); color: var(--st6-fg); }
.st-7 { background: var(--st7-bg); color: var(--st7-fg); }
.prio { font-size: 11px; padding: 2px 8px; border-radius: var(--radius-pill); white-space: nowrap; }
.prio.h { background: var(--st6-bg); color: var(--st6-fg); }
.prio.m { background: var(--st4-bg); color: var(--st4-fg); }
.prio.l { background: var(--st0-bg); color: var(--st0-fg); }

/* ---- Bulk action bar --------------------------------------------------- */
.bulkbar {
  display: flex; align-items: center; gap: 10px; margin-bottom: 12px; padding: 9px 14px;
  background: var(--c-accent-soft); border: 1px solid color-mix(in srgb, var(--c-accent) 30%, var(--c-border));
  border-radius: var(--radius-sm); font-size: 13px;
}

/* ---- Section card (settings/users) ------------------------------------ */
.panel { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px; margin-bottom: 18px; max-width: 720px; }
.panel h2 { font-size: 15px; margin-bottom: 4px; }
.panel .panel-sub { font-size: 12.5px; color: var(--c-fg-muted); margin: 0 0 16px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---- Modal ------------------------------------------------------------- */
.overlay { position: fixed; inset: 0; z-index: 100; background: rgba(2,6,23,.5); display: flex; align-items: flex-start; justify-content: center; padding: 32px 16px; overflow-y: auto; }
.overlay[hidden] { display: none; }
.modal { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 14px; width: 100%; max-width: 660px; box-shadow: var(--shadow-lg); animation: pop .18s var(--ease); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--c-border-soft); }
.modal-head h2 { font-size: 16px; }
.modal-body { padding: 20px 22px; }
.modal-foot { display: flex; gap: 9px; justify-content: flex-end; align-items: center; padding: 16px 22px; border-top: 1px solid var(--c-border-soft); }
.modal-foot .grow { flex: 1; }

.timeline { border: 1px solid var(--c-border); border-radius: var(--radius-sm); background: var(--c-surface-2); max-height: 220px; overflow-y: auto; }
.tl-item { padding: 9px 12px; border-bottom: 1px dashed var(--c-border); font-size: 12.5px; }
.tl-item:last-child { border-bottom: none; }
.tl-item b { font-weight: 600; }
.tl-meta { color: var(--c-fg-muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }

/* ---- Toasts ------------------------------------------------------------ */
.toasts { position: fixed; right: 18px; bottom: 18px; z-index: 1000; display: flex; flex-direction: column; gap: 9px; }
.toast {
  display: flex; align-items: center; gap: 9px; min-width: 240px; max-width: 360px;
  padding: 11px 14px; border-radius: var(--radius-sm); background: var(--c-surface);
  border: 1px solid var(--c-border); box-shadow: var(--shadow-md); font-size: 13px;
  animation: toastin .2s var(--ease);
}
@keyframes toastin { from { opacity: 0; transform: translateY(8px); } }
.toast.ok { border-left: 3px solid var(--c-good); }
.toast.err { border-left: 3px solid var(--c-destructive); }
.toast.info { border-left: 3px solid var(--c-accent); }

/* ---- States ------------------------------------------------------------ */
.empty, .errorbox { text-align: center; padding: 48px 20px; color: var(--c-fg-muted); }
.empty svg, .errorbox svg { width: 40px; height: 40px; margin-bottom: 12px; opacity: .6; }
.empty h3 { color: var(--c-fg-soft); font-size: 15px; margin-bottom: 6px; }
.skeleton { background: linear-gradient(90deg, var(--c-muted) 25%, var(--c-surface-2) 37%, var(--c-muted) 63%); background-size: 400% 100%; animation: shimmer 1.3s ease infinite; border-radius: 6px; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }
.sk-row { height: 44px; margin-bottom: 8px; }

/* ---- Import preview ---------------------------------------------------- */
.imp-summary { display: flex; gap: 10px; margin: 4px 0 14px; }
.imp-chip { padding: 8px 12px; border-radius: var(--radius-sm); font-size: 13px; border: 1px solid var(--c-border); }
.imp-chip b { font-variant-numeric: tabular-nums; }
.imp-insert { background: var(--st2-bg); color: var(--st2-fg); border-color: transparent; }
.imp-update { background: var(--st1-bg); color: var(--st1-fg); border-color: transparent; }
.imp-skip   { background: var(--st0-bg); color: var(--st0-fg); border-color: transparent; }

/* ---- Scrim (mobile sidebar) ------------------------------------------- */
.scrim { position: fixed; inset: 0; background: rgba(2,6,23,.5); z-index: 30; }
.scrim[hidden] { display: none; }

/* ---- Responsive -------------------------------------------------------- */
@media (max-width: 1023px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 40; width: var(--sidebar-w);
    transform: translateX(-100%); transition: transform .2s var(--ease);
  }
  .app.nav-open .sidebar { transform: translateX(0); }
  .only-mobile { display: inline-grid; }
}
@media (max-width: 720px) {
  .grid2 { grid-template-columns: 1fr; }
  .user-name { display: none; }
  /* table -> stacked cards */
  table.data thead { display: none; }
  table.data, table.data tbody, table.data tr, table.data td { display: block; width: 100%; }
  table.data tr { border: 1px solid var(--c-border); border-radius: var(--radius-sm); margin-bottom: 10px; padding: 6px 4px; }
  table.data td { border: none; white-space: normal; display: flex; justify-content: space-between; gap: 12px; padding: 7px 12px; }
  table.data td::before { content: attr(data-label); font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--c-fg-muted); }
  .checkcol { display: none !important; }
}