/* ═══════════════════════════════════════════════
   theme.css — vzhled aplikace (barvy, světlý / tmavý režim, čárové ikony, detaily komponent).
   Načítá se ZA style.css a mění jen vzhled; odebráním <link> se vrátí původní vzhled.
   Režim: systémový (prefers-color-scheme), nebo ručně <html data-theme="light|dark"> (přepínač v menu uživatele).
   ═══════════════════════════════════════════════ */

/* ── Barvy — světlý režim ─────────────────────── */
:root {
  color-scheme: light;
  --accent:      #246BFE;
  --accent-dark: #1B56D6;
  --accent-bg:   #EAF2FF;
  --primary:     var(--accent);
  --on-accent:   #FFFFFF;
  --success:     #15803D;
  --success-bg:  #DCFCE7;
  --warning:     #B45309;
  --warning-bg:  #FEF3C7;
  --danger:      #DC2626;
  --danger-bg:   #FEE2E2;
  --info:        #246BFE;
  --info-bg:     #EAF2FF;

  --surface:   #FFFFFF;
  --surface2:  #F5F7FA;
  --surface3:  #FAFBFC;               /* vnořené plochy (záhlaví tabulek, rozbalené části) */
  --border:    #E8ECF2;
  --border2:   #D9DFE8;
  --text:      #172033;
  --text2:     #667085;
  --text3:     #667085;               /* pomocný text — kontrast 4,7 : 1 (WCAG AA) */
  --track:     rgba(15, 23, 42, .06);
  --hover:     rgba(15, 23, 42, .035);

  --radius:    10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(23, 32, 51, .04), 0 2px 8px rgba(23, 32, 51, .04);
  --shadow-md: 0 4px 16px rgba(23, 32, 51, .08), 0 1px 3px rgba(23, 32, 51, .05);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, .18);
  --topbar-bg: rgba(255, 255, 255, .8);
  --tile-mix:  white;
}

/* ── Barvy — tmavý režim ──────────────────────── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --accent: #6E9BFF; --accent-dark: #A3C0FF; --accent-bg: rgba(110, 155, 255, .16);
    --success: #4ADE80; --success-bg: rgba(74, 222, 128, .13);
    --warning: #FBBF24; --warning-bg: rgba(251, 191, 36, .13);
    --danger:  #F87171; --danger-bg:  rgba(248, 113, 113, .14);
    --info:    #6E9BFF; --info-bg:    rgba(110, 155, 255, .14);
    --surface: #151821; --surface2: #0B0D12; --surface3: #1B1F2A;
    --border: rgba(255, 255, 255, .08); --border2: rgba(255, 255, 255, .15);
    --text: #E7E9EE; --text2: #B4BAC6; --text3: #8E96A6;
    --track: rgba(255, 255, 255, .08); --hover: rgba(255, 255, 255, .05);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow-md: 0 6px 20px rgba(0, 0, 0, .45);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, .6);
    --topbar-bg: rgba(21, 24, 33, .82);
    --tile-mix:  #151821;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --accent: #6E9BFF; --accent-dark: #A3C0FF; --accent-bg: rgba(110, 155, 255, .16);
  --success: #4ADE80; --success-bg: rgba(74, 222, 128, .13);
  --warning: #FBBF24; --warning-bg: rgba(251, 191, 36, .13);
  --danger:  #F87171; --danger-bg:  rgba(248, 113, 113, .14);
  --info:    #6E9BFF; --info-bg:    rgba(110, 155, 255, .14);
  --surface: #151821; --surface2: #0B0D12; --surface3: #1B1F2A;
  --border: rgba(255, 255, 255, .08); --border2: rgba(255, 255, 255, .15);
  --text: #E7E9EE; --text2: #B4BAC6; --text3: #8E96A6;
  --track: rgba(255, 255, 255, .08); --hover: rgba(255, 255, 255, .05);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, .45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, .6);
  --topbar-bg: rgba(21, 24, 33, .82);
  --tile-mix:  #151821;
}

/* ── Základ ───────────────────────────────────── */
body { background: var(--surface2); color: var(--text); }
table, .num, .bd-kpi-val, .sum-kpi-val, .bud-summary-card-val { font-variant-numeric: tabular-nums; }
::selection { background: color-mix(in srgb, var(--accent) 25%, transparent); }
a { color: var(--accent); }

/* Čárové ikony (ikony.js) — velikost podle písma okolí */
.ico { width: 1.1em; height: 1.1em; flex: 0 0 auto; vertical-align: -.18em; fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.btn .ico, .tab-btn .ico, .seg-btn .ico, .user-menu-item .ico { margin-right: .1em; }
.page-title .ico { color: var(--accent); stroke-width: 1.8; }

/* ── Zvonek a účet ────────────────────────────── */
.notif-btn .ico { width: 20px; height: 20px; }
.user-avatar { background: var(--accent); color: var(--on-accent); }
.user-menu-dropdown, .notif-panel, .row-menu-list { background: var(--surface); border: 1px solid var(--border2); box-shadow: var(--shadow-lg); }
.user-menu-item:hover { background: var(--hover); }


/* ── Karty, skupiny, okna ─────────────────────── */
.sec-card, .att-summary-card, .acc-group { background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.acc-group:last-child { border: 1px solid var(--border); }
.acc-header:hover { background: var(--hover); }
.modal-box { background: var(--surface); border: 1px solid var(--border); }
.modal-overlay { background: rgba(2, 6, 23, .45); }

/* ── Tlačítka a formuláře ─────────────────────── */
.btn { min-height: 36px; }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-dark); filter: none; }
.btn-ghost, .btn:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-ok):not(.btn-back) { background: var(--surface); color: var(--text); border-color: var(--border2); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text2); }
.btn-back { background: var(--track); color: var(--text); border: 1px solid transparent; }
.btn-back:hover { background: var(--hover); border-color: var(--border2); }
.btn-ghost:hover { background: var(--track); }
.form-group input, .form-group select, .form-group textarea, .filter-search, .filter-select,
.inline-num, .zn-plan-inp, input[type="number"], input[type="text"], input[type="date"], input[type="search"], select, textarea {
  background: var(--surface); color: var(--text); border-color: var(--border2);
}
.form-group input, .form-group select, .filter-search, .filter-select { min-height: 40px; }
input::placeholder, textarea::placeholder { color: var(--text3); opacity: 1; }
:focus-visible { outline: 2px solid color-mix(in srgb, var(--accent) 70%, transparent); outline-offset: 2px; }
.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 40%, transparent); outline-offset: 1px; }
@media (max-width: 768px) {
  .btn, .form-group input, .form-group select { min-height: 44px; }
}

/* ── Záložky a přepínače ──────────────────────── */
.tab-bar, .seg { background: var(--track); }
.tab-btn, .seg-btn { color: var(--text2); }
.tab-btn.active, .seg-btn.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow-sm), 0 0 0 1px var(--border); }
.tab-btn:hover:not(.active), .seg-btn:hover:not(.active) { background: var(--hover); color: var(--text); }

/* ── Tabulky a seznamy ────────────────────────── */
.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
thead th, .bd-table thead th { color: var(--text3); background: var(--surface3); font-weight: 600; font-size: 11.5px; letter-spacing: .03em; }
td, th { border-color: var(--border); }
.clean-table .row-link:hover td, tr[data-edit]:hover > td { background: var(--hover); }
.list-sub, .text-muted { color: var(--text3); }

/* ── Štítky stavů: pilulka, u barevných stavů tečka (když štítek nemá vlastní ikonu) ── */
.badge { border-radius: 999px; padding: 2px 9px; font-weight: 600; font-size: 11.5px; display: inline-flex; align-items: center; gap: 5px; vertical-align: middle; }
.badge .ico { width: 12px; height: 12px; }
.badge-ok:not(:has(.ico))::before, .badge-warning:not(:has(.ico))::before,
.badge-danger:not(:has(.ico))::before, .badge-info:not(:has(.ico))::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: 0 0 auto;
}
.badge-neutral { background: var(--track); color: var(--text2); border: none; }

/* Upozornění — jemný okraj v barvě stavu (místo pevných pastelových barev) */
.alert-danger, .dash-alert-danger   { border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.alert-warning, .dash-alert-warning { border-color: color-mix(in srgb, var(--warning) 35%, transparent); }
.alert-success { border-color: color-mix(in srgb, var(--success) 35%, transparent); }
.alert-info    { border-color: color-mix(in srgb, var(--info) 35%, transparent); }

/* ── Tmavý režim: místa s pevnými barvami ve style.css ── */
.att-missing-chip { background: var(--surface); }
:root[data-theme="dark"] .notif-item.unread:hover { background: var(--info-bg); }
:root[data-theme="dark"] .doc-present, :root[data-theme="dark"] .doc-present:hover { background: var(--success-bg); }
:root[data-theme="dark"] .doc-tick, :root[data-theme="dark"] .doc-time { color: var(--success); }
:root[data-theme="dark"] .att-badge-osvc, :root[data-theme="dark"] .att-day--jine { background: rgba(192, 132, 252, .14); color: #D8B4FE; }
:root[data-theme="dark"] .btn-success, :root[data-theme="dark"] .btn-ok,
:root[data-theme="dark"] .btn-danger, :root[data-theme="dark"] .appr-tick.on { color: #0B0D12; }
:root[data-theme="dark"] .bud-pricing-total strong, :root[data-theme="dark"] .bud-summary-card--green .bud-summary-card-val { color: var(--success); }
:root[data-theme="dark"] .bud-summary-card--blue .bud-summary-card-val { color: var(--info); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .notif-item.unread:hover { background: var(--info-bg); }
  :root:not([data-theme="light"]) .doc-present, :root:not([data-theme="light"]) .doc-present:hover { background: var(--success-bg); }
  :root:not([data-theme="light"]) .doc-tick, :root:not([data-theme="light"]) .doc-time { color: var(--success); }
  :root:not([data-theme="light"]) .att-badge-osvc, :root:not([data-theme="light"]) .att-day--jine { background: rgba(192, 132, 252, .14); color: #D8B4FE; }
  :root:not([data-theme="light"]) .btn-success, :root:not([data-theme="light"]) .btn-ok,
  :root:not([data-theme="light"]) .btn-danger, :root:not([data-theme="light"]) .appr-tick.on { color: #0B0D12; }
  :root:not([data-theme="light"]) .bud-pricing-total strong, :root:not([data-theme="light"]) .bud-summary-card--green .bud-summary-card-val { color: var(--success); }
  :root:not([data-theme="light"]) .bud-summary-card--blue .bud-summary-card-val { color: var(--info); }
}

/* Přepínač režimu v menu uživatele */
.user-menu-dropdown { min-width: 260px; }
.theme-switch { display: flex; gap: 4px; padding: 6px 10px 8px; }
.theme-switch button { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 4px; min-height: 32px;
  border: 1px solid var(--border2); border-radius: 8px; background: transparent; color: var(--text2); font: inherit; font-size: 12px; cursor: pointer; }
.theme-switch button[aria-pressed="true"] { background: var(--accent-bg); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.theme-switch .ico { width: 14px; height: 14px; }