/* Platový dashboard — modernizovaný tmavý/světlý motiv, inspirováno rozvržením
   „Auro" (sidebar + karty + grafy), ale s vlastním, měkčím fialovo-modrým akcentem,
   skleněnými kartami a jemnou svítící texturou na pozadí. */

:root {
  --bg: #F2F1F7;
  --bg-blob-1: rgba(124, 108, 246, 0.16);
  --bg-blob-2: rgba(79, 168, 255, 0.14);
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #FFFFFF;
  --surface-2: rgba(255, 255, 255, 0.5);
  --ink: #1B1A22;
  --ink-soft: #5B5A68;
  --ink-faint: #8B899A;
  --line: rgba(27, 26, 34, 0.09);
  --accent-1: #7C6CF6;
  --accent-2: #4FA8FF;
  --accent-grad: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --accent-ink: #FFFFFF;
  --accent-soft: rgba(124, 108, 246, 0.14);
  --pos: #1F9D6F;
  --neg: #D8483F;
  --sidebar-bg: linear-gradient(185deg, #171224 0%, #100D1B 60%, #0B0912 100%);
  --sidebar-ink: #E7E4F3;
  --sidebar-ink-soft: #9490AC;
  --sidebar-active: #FFFFFF;
  --sidebar-line: rgba(255, 255, 255, 0.08);
  --shadow: 0 1px 2px rgba(20, 16, 34, 0.05), 0 12px 30px rgba(20, 16, 34, 0.08);
  --glow: 0 0 0 1px rgba(124, 108, 246, 0.12), 0 8px 30px rgba(124, 108, 246, 0.18);
  --radius: 16px;
}

[data-theme="dark"] {
  --bg: #07070C;
  --bg-blob-1: rgba(124, 108, 246, 0.22);
  --bg-blob-2: rgba(79, 168, 255, 0.16);
  --surface: rgba(28, 26, 41, 0.55);
  --surface-solid: #181725;
  --surface-2: rgba(255, 255, 255, 0.04);
  --ink: #ECEAF6;
  --ink-soft: #A6A3BE;
  --ink-faint: #6E6B87;
  --line: rgba(255, 255, 255, 0.08);
  --accent-1: #9C8CFF;
  --accent-2: #5FC2FF;
  --accent-grad: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --accent-ink: #100D1B;
  --accent-soft: rgba(156, 140, 255, 0.16);
  --pos: #4FD8A0;
  --neg: #FF8080;
  --sidebar-bg: linear-gradient(185deg, #12101C 0%, #0B0A13 55%, #08070E 100%);
  --sidebar-ink: #ECEAF6;
  --sidebar-ink-soft: #837FA0;
  --sidebar-active: #FFFFFF;
  --sidebar-line: rgba(255, 255, 255, 0.07);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 14px 34px rgba(0, 0, 0, 0.4);
  --glow: 0 0 0 1px rgba(156, 140, 255, 0.14), 0 10px 36px rgba(156, 140, 255, 0.14);
}

@property --angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

* { box-sizing: border-box; }

html, body { height: 100%; }
html { overflow-x: hidden; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* rozbalovací menu - vlastní tmavý vzhled místo výchozího bílého systémového,
   funguje i pro rozbalenou nabídku ve Chromu/Edge/Brave (Firefox/Safari respektují
   aspoň zavřený stav ovládacího prvku) */
select {
  appearance: none; -webkit-appearance: none;
  background-color: var(--surface-solid); color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 34px 8px 12px; cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A6A3BE' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat: no-repeat; background-position: right 10px center; background-size: 16px;
}
select option {
  background-color: var(--surface-solid); color: var(--ink);
}

/* rotující "svítící" rámeček - použito na položkách menu a na kartách při najetí myší */
.hoverglow { position: relative; isolation: isolate; }
.hoverglow::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: conic-gradient(from var(--angle), transparent 0%, var(--accent-1) 18%, var(--accent-2) 36%, transparent 55%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.2s ease;
  animation: glow-rotate 2.6s linear infinite; animation-play-state: paused;
  pointer-events: none; z-index: 1;
}
.hoverglow:hover::before { opacity: 1; animation-play-state: running; }
.hoverglow.active::before { opacity: 1; animation-play-state: paused; }
@keyframes glow-rotate { to { --angle: 360deg; } }

button, input, select { font-family: inherit; font-size: inherit; }

svg { display: block; }

/* ---------- login ---------- */

.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px; position: relative; overflow: hidden;
  background:
    radial-gradient(560px circle at 12% 15%, var(--bg-blob-1), transparent 60%),
    radial-gradient(620px circle at 88% 85%, var(--bg-blob-2), transparent 60%),
    var(--bg);
}
.login-card {
  background: var(--surface-solid); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 32px 28px; width: 100%; max-width: 340px;
  display: flex; flex-direction: column; gap: 12px;
  position: relative; z-index: 1;
}
.login-card h1 { margin: 0; font-size: 1.3rem; }
.login-sub { margin: 0; color: var(--ink-soft); font-size: 0.9rem; }
.login-error { color: var(--neg); font-size: 0.88rem; margin: 0; }
.login-card input {
  padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--surface-2); color: var(--ink);
}
.login-card button {
  padding: 10px 12px; border-radius: 8px; border: none;
  background: var(--accent-grad); color: var(--accent-ink); font-weight: 600;
  cursor: pointer;
}

/* ---------- app shell ---------- */

.app {
  display: grid; grid-template-columns: 244px 1fr; min-height: 100vh;
  position: relative;
}

/* svítící pozadí za celou aplikací - v tmavém režimu výrazný pomalu rotující
   modro-fialový "motiv" (mlhovina) na černé ploše, ve světlém jemnější bloby */
.bg-glow {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
  background: var(--bg);
}
/* rotující barevný vír - menší a sytější, aby byl skutečně vidět, ne rozpuštěný do ztracena */
.bg-glow::before {
  content: ""; position: absolute; left: 68%; top: -6%; width: 1300px; height: 1300px;
  transform: translate(-50%, -50%);
  background: conic-gradient(from 0deg,
    rgba(110, 140, 255, 0.60), rgba(150, 110, 255, 0.50), rgba(90, 100, 130, 0.30),
    rgba(70, 150, 230, 0.45), rgba(110, 140, 255, 0.60));
  filter: blur(85px);
  animation: swirl-rotate 70s linear infinite;
  opacity: 0.9;
}
/* jasnější statické jádro záře pro punc, ať to není jen rozostřené */
.bg-glow::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 700px at 78% 2%, rgba(130, 150, 255, 0.38), transparent 60%),
    radial-gradient(700px 650px at -5% 100%, rgba(140, 110, 255, 0.24), transparent 62%);
}
[data-theme="dark"] .bg-glow::before { opacity: 0.9; }
:root:not([data-theme="dark"]) .bg-glow::before { opacity: 0.30; filter: blur(100px); }
@keyframes swirl-rotate { to { transform: translate(-50%, -50%) rotate(360deg); } }

.sidebar {
  background: var(--sidebar-bg); color: var(--sidebar-ink);
  padding: 18px 14px 18px; display: flex; flex-direction: column; gap: 3px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  border-right: 1px solid var(--sidebar-line);
  z-index: 2; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.15) transparent;
}
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }

.nav-item {
  text-align: left; background: none; border: none; color: var(--sidebar-ink-soft);
  padding: 10px 12px; border-radius: 11px; cursor: pointer; font-size: 0.92rem;
  display: flex; align-items: center; gap: 11px; position: relative;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-item .nav-icon {
  width: 19px; height: 19px; flex: none; opacity: 0.85; transition: color 0.15s ease;
}
.nav-item:hover { background: rgba(255,255,255,0.05); }
.nav-item.active { background: rgba(255,255,255,0.06); font-weight: 600; }
.nav-item .nav-label { transition: color 0.15s ease; }
.nav-item:hover .nav-label,
.nav-item.active .nav-label {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.nav-item:hover .nav-icon, .nav-item.active .nav-icon { opacity: 1; color: var(--accent-2); }

.sidebar-spacer { flex: 1; min-height: 18px; }

.nav-actions { display: flex; flex-direction: column; gap: 6px; padding-top: 10px;
  border-top: 1px solid var(--sidebar-line); margin-top: 4px; }

.nav-action {
  text-align: left; background: rgba(255,255,255,0.03); border: 1px solid var(--sidebar-line);
  color: var(--sidebar-ink-soft); padding: 9px 12px; border-radius: 10px;
  cursor: pointer; font-size: 0.84rem;
  display: flex; align-items: center; gap: 10px; text-decoration: none;
}
.nav-action .nav-icon { width: 16px; height: 16px; flex: none; opacity: 0.85; }
.nav-action:hover { color: var(--sidebar-ink); border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.06); }
.nav-logout { color: #E39B96; }
.nav-logout:hover { color: #F2B3AE; }

.content { padding: 0 clamp(16px, 3vw, 40px) 60px; min-width: 0; position: relative; z-index: 1; }

/* ---------- horní lišta (export / režim / název appky / osobní značka) ---------- */

.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 0 16px; margin-bottom: 6px;
}
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 38px; height: 38px; border-radius: 11px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft);
  cursor: pointer; text-decoration: none;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn:hover { color: var(--ink); }
.icon-btn:hover .nav-icon, .icon-btn:hover svg { color: var(--accent-1); }
.topbar-title {
  margin: 0; font-size: 1.15rem; font-weight: 650; letter-spacing: -0.01em; flex: 1;
}
.topbar-brand {
  flex: none; width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(155deg, #8A7638, #736635 55%, #574F28);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(115, 102, 53, 0.4);
}
.topbar-brand .brand-mark-img {
  width: 19px; height: 19.68px; flex: none;
  background-color: #fff;
  -webkit-mask: var(--brand-mark-url) center / contain no-repeat;
  mask: var(--brand-mark-url) center / contain no-repeat;
}

.view h2 { margin: 0 0 4px; font-size: 1.5rem; letter-spacing: -0.01em; }
.view .subtitle { color: var(--ink-soft); margin: 0 0 22px; font-size: 0.92rem; }

.view-header {
  display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  margin-bottom: 4px;
}

/* ---------- toast ---------- */

.toast {
  position: fixed; top: 16px; right: 16px; z-index: 50;
  background: var(--surface-solid); border: 1px solid var(--line); box-shadow: var(--shadow);
  padding: 10px 16px; border-radius: 10px; font-size: 0.88rem; max-width: 340px;
}

/* ---------- cards / grid ---------- */

.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px; margin-bottom: 22px;
}
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  position: relative; overflow: hidden;
}
.card::after {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--accent-grad); opacity: 0.85;
}
.card .card-top { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.card .card-icon {
  width: 26px; height: 26px; border-radius: 8px; flex: none;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent-1);
}
.card .card-icon svg { width: 15px; height: 15px; }
.card .label {
  font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-faint);
}
.card .value-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; }
.card .value { font-size: 1.5rem; font-weight: 650; letter-spacing: -0.01em; }
.card .spark { flex: none; }
.card .delta { font-size: 0.82rem; margin-top: 6px; display: inline-flex; align-items: center; gap: 4px; }
.card .delta.pos { color: var(--pos); }
.card .delta.neg { color: var(--neg); }

.chart-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; box-shadow: var(--shadow); margin-bottom: 20px;
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
}
.chart-card.split { display: grid; grid-template-columns: 1.6fr 1fr; gap: 20px; align-items: stretch; }
@media (max-width: 900px) { .chart-card.split { grid-template-columns: 1fr; } }

.chart-card-head {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 10px; margin-bottom: 14px;
}
.chart-card h3 { margin: 0; font-size: 1rem; font-weight: 600; }
.chart-wrap { position: relative; height: 320px; max-width: 100%; overflow: hidden; }
.chart-wrap.short { height: 220px; }
.chart-wrap.tall { height: 380px; }

.range-custom {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 0.82rem; color: var(--ink-soft);
}
.range-custom select { padding: 6px 30px 6px 10px; font-size: 0.82rem; }

/* ---------- segmented / select controls ---------- */

.controls-row {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px;
}
.segmented {
  display: inline-flex; background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 10px; padding: 3px; gap: 2px;
}
.segmented button {
  border: none; background: none; color: var(--ink-soft); padding: 6px 12px;
  border-radius: 8px; cursor: pointer; font-size: 0.82rem; display: flex; align-items: center; gap: 6px;
}
.segmented button svg { width: 14px; height: 14px; }
.segmented button.active { background: var(--accent-grad); color: #fff; font-weight: 600; }

.chip-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
  padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface-solid); color: var(--ink-soft); font-size: 0.82rem; cursor: pointer;
  user-select: none;
}
.chip.active { background: var(--accent-grad); color: #fff; border-color: transparent; font-weight: 600;
  box-shadow: 0 4px 14px rgba(124, 108, 246, 0.3); }

.chip-year-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.chip-year-row .year-tag {
  font-size: 0.78rem; font-weight: 700; color: var(--ink-faint); width: 46px; flex: none;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.chip-year-row .chip-list { margin-bottom: 0; flex: 1; }
.chip-year-toggle {
  border: 1px solid var(--line); background: var(--surface-solid); color: var(--ink-soft);
  border-radius: 999px; padding: 4px 10px; font-size: 0.72rem; cursor: pointer;
}

/* ---------- table ---------- */

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
table.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; min-width: 420px; }
table.data-table th {
  text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line);
  color: var(--ink-faint); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em;
  white-space: nowrap;
}
table.data-table td { padding: 9px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.data-table tbody tr:last-child td { border-bottom: none; }
table.data-table tbody tr:hover { background: var(--surface-2); }
table.data-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
td.num.neg, span.num.neg { color: var(--neg); }
td.num.pos, span.num.pos { color: var(--pos); }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: sticky; top: 0; height: auto; max-height: 68vh; z-index: 10;
    flex-direction: column; padding: 12px 12px;
  }
  .brand { margin-bottom: 10px; }
  .content { padding: 16px 14px 50px; }
  .chart-wrap { height: 260px; }
  .chart-card.split { grid-template-columns: 1fr; }
}