/* Statnice Visual Study  premium light theme */

:root {
  /* Paper & ink: warm, printed-page feel */
  --bg-base: #f1ebdd;
  --bg-elev-1: #fffdf7;
  --bg-elev-2: #f6f0e2;
  --bg-elev-3: #eae0cd;
  --border-soft: rgba(45, 34, 20, 0.1);
  --border-mid: rgba(45, 34, 20, 0.17);
  --border-strong: rgba(45, 34, 20, 0.3);
  --text-primary: #221c13;
  --text-secondary: #463d30;
  --text-muted: #6d6253;
  --text-faint: #9c8e78;
  --accent: #221c13;
  --accent-soft: rgba(34, 28, 19, 0.06);
  --accent-strong: #100b06;
  --gold: #9a6712;
  --gold-soft: rgba(154, 103, 18, 0.12);
  --c-finance: #2b5a64;
  --c-management: #6d4870;
  --c-marketing: #a56a16;
  --c-podnikani: #496a4e;
  --ok: #496a4e;
  --warn: #a56a16;
  --bad: #9f3a2e;
  --shadow-soft: 0 1px 2px rgba(40, 28, 14, 0.05), 0 12px 30px rgba(40, 28, 14, 0.06);
  --shadow-strong: 0 28px 70px rgba(40, 28, 14, 0.17);
  --radius-sm: 4px;
  --radius-md: 7px;
  --radius-lg: 12px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --transition: 200ms cubic-bezier(0.2, 0.7, 0.2, 1);
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.003em;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.1;
  color: var(--text-primary);
  font-optical-sizing: auto;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
input, textarea { font-family: inherit; }
ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.018em;
  color: var(--text-primary);
}

h1 { font-size: 28px; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
h4 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); }

/* Layout */

.app {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--bg-elev-1);
  border-right: 1px solid var(--border-soft);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.brand-title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.brand-sub {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-weight: 600;
}

.search {
  position: relative;
}
.search input {
  width: 100%;
  padding: 10px 12px 10px 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition);
}
.search input::placeholder { color: var(--text-faint); }
.search input:focus { border-color: var(--accent); }
.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  max-height: 360px;
  overflow-y: auto;
  z-index: 50;
  box-shadow: var(--shadow-strong);
}
.search-results.hidden { display: none; }
.search-result {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  cursor: pointer;
  transition: background var(--transition);
}
.search-result:hover { background: var(--bg-elev-3); }
.search-result:last-child { border-bottom: none; }
.search-result strong { display: block; font-size: 13px; }
.search-result span { font-size: 12px; color: var(--text-muted); }
.search-result em { font-style: normal; color: var(--gold); }

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  background: transparent;
  border: none;
  text-align: left;
  width: 100%;
}
.nav-item:hover { background: var(--bg-elev-2); color: var(--text-primary); }
.nav-item.active {
  background: var(--bg-elev-3);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: inset 2px 0 0 var(--gold);
}
.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.nav-item .nav-count {
  margin-left: auto;
  font-size: 11px;
  background: var(--bg-elev-2);
  padding: 2px 8px;
  border-radius: 10px;
  color: var(--text-muted);
}
.nav-item.active .nav-count { background: rgba(20, 20, 20, 0.1); color: var(--text-primary); }

.sidebar-foot {
  margin-top: auto;
  border-top: 1px solid var(--border-soft);
  padding-top: var(--space-4);
}
.btn-reset {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  font-size: 12px;
  transition: all var(--transition);
}
.btn-reset:hover {
  border-color: var(--bad);
  color: var(--bad);
}

/* Main */

.main {
  padding: var(--space-6) var(--space-7);
  max-width: 1280px;
  width: 100%;
}

.view-head {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-soft);
}
.view-head h1 {
  font-size: 42px;
  font-weight: 500;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-2);
}
.view-head p {
  color: var(--text-muted);
  font-size: 15.5px;
  line-height: 1.6;
  max-width: 68ch;
}

/* Dashboard */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.tile-okruh {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
  cursor: pointer;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.tile-okruh:hover { transform: translateY(-2px); border-color: var(--border-mid); }
.tile-okruh::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, var(--okruh-color, var(--accent)) 0%, transparent 50%);
  opacity: 0.08;
  pointer-events: none;
}
.tile-okruh--finance { --okruh-color: var(--c-finance); }
.tile-okruh--management { --okruh-color: var(--c-management); }
.tile-okruh--marketing { --okruh-color: var(--c-marketing); }
.tile-okruh--podnikani { --okruh-color: var(--c-podnikani); }

.tile-okruh-num {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--okruh-color, var(--gold));
}
.tile-okruh-title {
  font-family: var(--font-display);
  font-size: 27px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-top: var(--space-1);
}
.tile-okruh-sub {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
}

.tile-okruh-stats {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.progress-ring {
  --p: 0;
  --color: var(--gold);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background:
    conic-gradient(var(--color) calc(var(--p) * 1%), var(--bg-elev-3) 0);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.progress-ring::after {
  content: "";
  position: absolute;
  inset: 6px;
  background: var(--bg-elev-1);
  border-radius: 50%;
}
.progress-ring-text {
  position: relative;
  z-index: 1;
  font-size: 14px;
  font-weight: 700;
}
.tile-stat-text { font-size: 12px; color: var(--text-muted); }
.tile-stat-text strong { display: block; color: var(--text-primary); font-size: 14px; }

.subtopic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.subtopic-tile {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-align: left;
}
.subtopic-tile:hover { border-color: var(--border-mid); transform: translateY(-1px); }
.subtopic-tile-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.subtopic-tile-kod {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: var(--okruh-color, var(--accent));
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
}
.subtopic-tile-name {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
}
.subtopic-tile-points {
  font-size: 12px;
  color: var(--text-muted);
}
.subtopic-tile-status {
  margin-top: var(--space-2);
  height: 4px;
  background: var(--bg-elev-2);
  border-radius: 2px;
  overflow: hidden;
}
.subtopic-tile-status > div {
  height: 100%;
  background: var(--okruh-color, var(--accent));
  transition: width var(--transition);
}

.dashboard-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.dashboard-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.dashboard-card h3 {
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.tip-line {
  font-size: 14px;
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-soft);
}
.tip-line:last-child { border-bottom: none; }
.tip-line strong { color: var(--text-primary); }

/* Topic Explorer */

.topic-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-5);
  align-items: start;
}
.topic-list {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  position: sticky;
  top: var(--space-4);
  max-height: calc(100vh - 80px);
  overflow-y: auto;
}
.topic-filter {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
}
.topic-filter button {
  flex: 1;
  padding: 6px 8px;
  border-radius: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  transition: all var(--transition);
}
.topic-filter button.active {
  background: var(--bg-elev-3);
  color: var(--text-primary);
}
.topic-list-item {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: background var(--transition);
  margin-bottom: 2px;
}
.topic-list-item:hover { background: var(--bg-elev-2); }
.topic-list-item.active {
  background: var(--bg-elev-3);
  color: var(--text-primary);
  font-weight: 600;
}
.topic-kod {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--bg-elev-3);
  color: var(--text-primary);
}

.topic-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.topic-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.topic-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.topic-head-kod {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  background: var(--okruh-color, var(--accent));
  color: white;
  padding: 4px 10px;
  border-radius: 4px;
}
.topic-head h2 { font-size: 24px; }
.topic-pointa {
  font-size: 17px;
  font-style: italic;
  color: #6b4d18;
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--gold);
  background: var(--gold-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--space-4);
}

.topic-section { margin-top: var(--space-4); }
.topic-section h4 { margin-bottom: var(--space-3); }
.topic-list-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.topic-list-bullets li {
  padding-left: var(--space-4);
  position: relative;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}
.topic-list-bullets li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  padding: 6px 10px;
  border-radius: 6px;
  background: var(--bg-elev-2);
  font-size: 13px;
  color: var(--text-secondary);
  border: 1px solid var(--border-soft);
  cursor: help;
  position: relative;
}
.chip strong { color: var(--text-primary); }
.chip:hover { border-color: var(--accent); }
.chip-tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  background: var(--bg-elev-3);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  width: 280px;
  z-index: 10;
  box-shadow: var(--shadow-strong);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--transition), transform var(--transition);
}
.chip-tooltip { background: #ffffff; color: var(--text-secondary); border-color: var(--border-strong); }
.chip-tooltip strong { color: var(--text-primary); display: block; margin-bottom: 4px; }
.chip-tooltip code { display: block; margin-top: 6px; background: var(--bg-elev-2); padding: 4px 6px; border-radius: 4px; font-size: 11px; color: var(--c-finance); border: 1px solid var(--border-soft); }
.chip:hover .chip-tooltip { opacity: 1; transform: translateY(0); }

.tabulka {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: var(--space-3);
}
.tabulka caption {
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  padding-bottom: var(--space-2);
}
.tabulka th, .tabulka td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: top;
}
.tabulka th {
  background: var(--bg-elev-2);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  color: var(--text-muted);
  position: sticky;
  top: 0;
}
.tabulka tbody tr:nth-child(even) { background: rgba(20, 20, 20, 0.02); }
.tabulka tbody tr:hover { background: var(--bg-elev-2); }
.tabulka td:first-child { font-weight: 600; color: var(--text-primary); }
.tabulka-wrap {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  overflow: auto;
  max-width: 100%;
  margin-top: var(--space-3);
}

.mistakes {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.mistakes li {
  padding: 10px 12px;
  background: rgba(248, 113, 113, 0.06);
  border-left: 3px solid var(--bad);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.navaznosti {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.navaznost {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid var(--border-soft);
  transition: border-color var(--transition);
}
.navaznost:hover { border-color: var(--accent); }
.navaznost-arrow { color: var(--gold); font-weight: 700; }
.navaznost-text strong { display: block; color: var(--text-primary); margin-bottom: 2px; }
.navaznost-text span { font-size: 12px; color: var(--text-muted); }

.btn-primary {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #ffffff;
  border: none;
  font-weight: 600;
  font-size: 13px;
  transition: all var(--transition);
}
.btn-primary:hover { background: #000000; }
.btn-secondary {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  color: var(--text-primary);
  border: 1px solid var(--border-mid);
  font-weight: 500;
  font-size: 13px;
  transition: all var(--transition);
}
.btn-secondary:hover { background: var(--bg-elev-3); border-color: var(--border-strong); }
.btn-ghost {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-soft);
  font-size: 12px;
  transition: all var(--transition);
}
.btn-ghost:hover { color: var(--text-primary); border-color: var(--border-mid); }

.actions-row { display: flex; gap: var(--space-2); flex-wrap: wrap; }

.mini-test {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.mini-test-q {
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-soft);
}
.mini-test-q .q-text { font-weight: 500; margin-bottom: var(--space-2); }
.mini-test-q .q-answer {
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--bg-elev-1);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--ok);
  margin-top: var(--space-2);
  display: none;
}
.mini-test-q.open .q-answer { display: block; }
.mini-test-q .q-toggle {
  background: transparent;
  border: 1px solid var(--border-soft);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
}

/* Visual maps */

.visual-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.visual-tile {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  cursor: pointer;
  transition: all var(--transition);
  text-align: left;
}
.visual-tile:hover { border-color: var(--accent); }
.visual-tile.active { border-color: var(--accent); background: var(--accent-soft); }
.visual-tile strong { display: block; color: var(--text-primary); font-size: 15px; margin-bottom: 4px; }
.visual-tile span { color: var(--text-muted); font-size: 12px; }

.visual-map {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}
.visual-map.two-col {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-6);
}
.visual-map .col { display: flex; flex-direction: column; }
.map-title { font-family: var(--font-display); font-size: 25px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: var(--space-2); }
.map-sub { color: var(--text-muted); margin-bottom: var(--space-5); font-size: 14.5px; line-height: 1.6; max-width: 70ch; }
.map-subtitle { font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-top: var(--space-5); margin-bottom: var(--space-3); }
.map-foot { color: var(--text-muted); font-size: 13px; margin-top: var(--space-4); font-style: italic; }

/* CCC */
.ccc-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  padding: var(--space-4);
  background: var(--bg-elev-2);
  border-radius: var(--radius-md);
}
.ccc-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  min-width: 110px;
  text-align: center;
}
.ccc-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--c-finance);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  box-shadow: var(--shadow-soft);
}
.ccc-node:nth-child(11n) .ccc-circle,
.ccc-node:last-child .ccc-circle { background: var(--gold); color: #ffffff; }
.ccc-label strong { display: block; color: var(--text-primary); font-size: 13px; }
.ccc-label span { font-size: 11px; color: var(--text-muted); }
.ccc-arrow { width: 36px; height: 12px; color: var(--text-faint); }
.ccc-formula {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-2);
}
.formula-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-finance);
}
.formula-row.formula-result {
  border-left-color: var(--gold);
  background: var(--gold-soft);
}
.formula-label {
  font-weight: 700;
  color: var(--gold);
  min-width: 50px;
  font-size: 14px;
}
.formula-text { color: var(--text-secondary); font-size: 13px; }

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.timeline-step {
  display: flex;
  align-items: stretch;
  gap: var(--space-4);
}
.timeline-bullet {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--phase-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: var(--shadow-soft);
}
.timeline-card {
  flex: 1;
  background: var(--bg-elev-2);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-left: 3px solid var(--phase-color);
}
.timeline-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  flex-wrap: wrap;
  gap: var(--space-2);
}
.timeline-head strong { font-size: 17px; color: var(--text-primary); }
.timeline-pill {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--phase-color);
  color: white;
  padding: 3px 10px;
  border-radius: 4px;
  font-weight: 600;
}
.timeline-body p { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.timeline-body strong { color: var(--text-primary); }
.timeline-connector {
  width: 2px;
  height: 16px;
  background: var(--border-mid);
  margin-left: 23px;
}

/* Ukazatele */
.ukazatele-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.ukazatele-card {
  background: var(--bg-elev-2);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-top: 3px solid var(--group-color);
}
.ukazatele-head {
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--group-color);
  margin-bottom: var(--space-3);
}
.ukazatele-list { display: flex; flex-direction: column; gap: var(--space-2); }
.ukazatele-list li {
  display: flex;
  flex-direction: column;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-soft);
}
.ukazatele-list li:last-child { border-bottom: none; }
.ukazatele-list strong { color: var(--text-primary); font-size: 13px; }
.ukazatele-list span { color: var(--text-muted); font-size: 12px; }
.ukazatele-footer {
  margin-top: var(--space-5);
  padding: var(--space-3);
  background: var(--gold-soft);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: #6b4d18;
  font-style: italic;
}

/* Struktury */
.struktury-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-3);
}
.struktura-card {
  background: var(--bg-elev-2);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-top: 3px solid var(--struct-color);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.struktura-head { font-weight: 700; font-size: 16px; color: var(--text-primary); }
.struktura-princip { font-size: 13px; color: var(--text-muted); margin-bottom: var(--space-2); }
.struktura-pros, .struktura-cons {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-weight: 700;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 1px;
}
.pill-plus { background: var(--ok); color: var(--bg-base); }
.pill-minus { background: var(--bad); color: var(--bg-base); }

/* Pyramid + teorie */
.pyramid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pyramid-level {
  --w: calc(50% + (var(--total) - var(--level)) * 10%);
  background: linear-gradient(135deg, var(--c-management), var(--gold));
  width: var(--w);
  margin: 0 auto;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  color: white;
  position: relative;
  opacity: calc(0.55 + (var(--total) - var(--level)) * 0.09);
}
.pyramid-name { font-weight: 700; font-size: 14px; }
.pyramid-popis { font-size: 11px; opacity: 0.9; margin-top: 2px; }

.teorie-list { display: flex; flex-direction: column; gap: var(--space-2); }
.teorie-card {
  background: var(--bg-elev-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-management);
}
.teorie-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 14px;
  margin-bottom: 4px;
}
.teorie-idea { font-size: 13px; color: var(--text-secondary); margin-bottom: 6px; }
.teorie-dopad {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: var(--space-2);
  align-items: baseline;
}
.teorie-tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--gold-soft);
  color: var(--gold);
  padding: 2px 6px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* Komunikace */
.komunikace-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  padding: var(--space-5);
  background: var(--bg-elev-2);
  border-radius: var(--radius-md);
}
.komunikace-node {
  background: linear-gradient(135deg, var(--c-management), var(--c-finance));
  color: white;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 13px;
  box-shadow: var(--shadow-soft);
}
.komunikace-arrow { width: 30px; height: 12px; color: var(--text-faint); }
.komunikace-noise {
  margin-top: var(--space-4);
  text-align: center;
  font-size: 14px;
  color: var(--warn);
  font-style: italic;
}
.komunikace-noise strong { color: var(--warn); text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; }
.bariery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-2);
}
.bariera-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--bad);
}
.bariera-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bad);
  color: var(--bg-base);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 12px;
}
.bariera-card strong { display: block; font-size: 13px; color: var(--text-primary); }
.bariera-card span { font-size: 12px; color: var(--text-muted); }

/* STP mix */
.stp-mix-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: var(--space-2);
  align-items: stretch;
}
.stp-col { display: flex; flex-direction: column; gap: var(--space-2); }
.stp-head {
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-finance);
  background: var(--bg-elev-2);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  text-align: center;
  border-top: 3px solid var(--c-finance);
}
.stp-head-mix { color: var(--c-marketing); border-top-color: var(--c-marketing); }
.stp-head-cust { color: var(--gold); border-top-color: var(--gold); }
.stp-card {
  background: var(--bg-elev-2);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--c-finance);
  flex: 1;
}
.stp-card-mix { border-left-color: var(--c-marketing); }
.stp-card-cust { border-left-color: var(--gold); }
.stp-card strong { display: block; font-size: 13px; color: var(--text-primary); margin-bottom: 2px; }
.stp-card span { font-size: 12px; color: var(--text-muted); line-height: 1.5; }
.stp-arrow { width: 40px; align-self: center; color: var(--text-faint); }

/* Planovani */
.planovani-flow {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  max-width: 640px;
  margin: 0 auto;
  gap: 4px;
}
.planovani-step {
  display: flex;
  align-items: stretch;
  gap: var(--space-4);
}
.planovani-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-marketing);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}
.planovani-card {
  flex: 1;
  background: var(--bg-elev-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--c-marketing);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.planovani-card strong { font-size: 15px; color: var(--text-primary); margin-bottom: 2px; }
.planovani-card span { font-size: 13px; color: var(--text-muted); }
.planovani-arrow {
  align-self: center;
  margin-left: 22px;
  width: 12px;
  height: 30px;
  color: var(--text-faint);
}

/* Du Pont */
.dupont { display: flex; flex-direction: column; align-items: center; gap: var(--space-3); }
.dupont-top {
  background: var(--c-finance);
  color: #fff;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  text-align: center;
  min-width: 240px;
}
.dupont-top strong { display: block; font-size: 18px; }
.dupont-top span { font-size: 12px; opacity: 0.85; }
.dupont-eq { font-size: 22px; color: var(--text-muted); font-weight: 700; }
.dupont-drivers {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.dupont-card {
  flex: 1;
  min-width: 180px;
  max-width: 240px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-top: 3px solid var(--driver-color, var(--accent));
  border-radius: var(--radius-md);
  padding: var(--space-4);
}
.dupont-kod { font-weight: 600; font-size: 14px; color: var(--text-primary); margin-bottom: 2px; }
.dupont-vzorec { font-size: 12px; color: var(--driver-color, var(--text-muted)); font-weight: 600; margin-bottom: var(--space-2); }
.dupont-popis { font-size: 13px; color: var(--text-muted); }
.dupont-op { display: flex; align-items: center; font-size: 20px; font-weight: 700; color: var(--text-faint); }

/* Break-even */
.breakeven { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-5); align-items: center; }
.breakeven-svg { width: 100%; height: auto; background: var(--bg-elev-2); border-radius: var(--radius-md); padding: var(--space-3); }
.breakeven-formula {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--gold-soft);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
}
.breakeven-formula .formula-label { font-weight: 700; color: var(--gold); }
.breakeven-formula .formula-text { font-size: 13px; color: var(--text-secondary); }
.breakeven-notes { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.breakeven-notes li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: 13px; color: var(--text-muted); }
.breakeven-notes .dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 5px; flex-shrink: 0; }
.dot-blue { background: var(--c-finance); }
.dot-red { background: var(--bad); }
.dot-gold { background: var(--gold); }

/* Herzberg */
.herzberg { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.herzberg-col { border-radius: var(--radius-md); padding: var(--space-5); border: 1px solid var(--border-soft); }
.herzberg-hygiena { background: rgba(220, 38, 38, 0.05); border-top: 3px solid var(--bad); }
.herzberg-motiv { background: rgba(22, 163, 74, 0.06); border-top: 3px solid var(--ok); }
.herzberg-head { font-size: 16px; font-weight: 700; margin-bottom: var(--space-2); }
.herzberg-effect { font-size: 13px; color: var(--text-muted); margin-bottom: var(--space-4); }
.herzberg-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.herzberg-list li { background: var(--bg-elev-1); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); font-size: 13px; }
.herzberg-axis { display: flex; justify-content: space-between; margin-top: var(--space-4); font-size: 12px; color: var(--text-faint); font-style: italic; }

/* Porter 5 sil */
.porter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, auto);
  gap: var(--space-3);
  max-width: 620px;
  margin: 0 auto;
}
.porter-cell {
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-top: 3px solid var(--force-color, var(--accent));
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  text-align: center;
}
.porter-cell strong { display: block; font-size: 14px; margin-bottom: 2px; }
.porter-cell span { font-size: 12px; color: var(--text-muted); }
.porter-top { grid-column: 2; grid-row: 1; }
.porter-left { grid-column: 1; grid-row: 2; }
.porter-center { grid-column: 2; grid-row: 2; background: var(--gold-soft); border-color: var(--gold); }
.porter-center strong { color: var(--gold); }
.porter-right { grid-column: 3; grid-row: 2; }
.porter-bottom { grid-column: 2; grid-row: 3; }

/* Matice 2x2 (SWOT, BCG, Ansoff) */
.matrix-wrap {
  display: grid;
  grid-template-columns: 22px 1fr;
  grid-template-rows: 1fr 22px;
  gap: var(--space-2);
}
.matrix-yaxis {
  grid-column: 1; grid-row: 1;
  display: flex; flex-direction: column; justify-content: space-between; align-items: center;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint);
}
.matrix-grid { grid-column: 2; grid-row: 1; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.matrix-xaxis { grid-column: 2; grid-row: 2; display: flex; justify-content: space-between; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint); }
.matrix-cell {
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--cell-color, var(--accent));
  border-radius: var(--radius-md);
  padding: var(--space-4);
}
.matrix-cell-title { font-size: 15px; font-weight: 700; color: var(--text-primary); }
.matrix-cell-tag { font-size: 11px; color: var(--cell-color, var(--text-muted)); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; margin: 2px 0 var(--space-2); }
.matrix-cell-popis { font-size: 13px; color: var(--text-muted); }

/* Flashcards */
.flash-controls {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-4);
}
.filter-chips {
  display: flex;
  gap: 4px;
  background: var(--bg-elev-1);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
}
.filter-chip {
  padding: 6px 12px;
  border-radius: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
}
.filter-chip.active {
  background: var(--bg-elev-3);
  color: var(--text-primary);
}
.checkbox-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 12px;
  background: var(--bg-elev-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
}
.checkbox-toggle input { accent-color: var(--accent); }

.flash-progress {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: 13px;
  color: var(--text-muted);
}
.progress-bar {
  flex: 1;
  height: 6px;
  background: var(--bg-elev-2);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar > div {
  height: 100%;
  background: linear-gradient(90deg, var(--c-finance), var(--accent));
  transition: width var(--transition);
}

.flashcard-area {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  perspective: 1200px;
}
.flashcard {
  width: 100%;
  max-width: 600px;
  height: 320px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 480ms cubic-bezier(0.4, 0.1, 0.2, 1);
  cursor: pointer;
}
.flashcard.flipped { transform: rotateY(180deg); }
.flashcard-face {
  position: absolute;
  inset: 0;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  box-shadow: var(--shadow-soft);
}
.flashcard-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #ffffff, #fdf9ee);
  border-color: var(--gold);
}
.flashcard-tag {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.flashcard-question {
  font-size: 22px;
  line-height: 1.4;
  font-weight: 600;
}
.flashcard-answer {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.flash-footer {
  margin-top: var(--space-4);
  display: flex;
  justify-content: center;
  gap: var(--space-3);
}
.btn-know {
  padding: 12px 28px;
  font-size: 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  border: 1px solid;
  background: transparent;
  transition: all var(--transition);
}
.btn-know.unknown { color: var(--bad); border-color: rgba(248, 113, 113, 0.4); }
.btn-know.unknown:hover { background: rgba(248, 113, 113, 0.12); }
.btn-know.known { color: var(--ok); border-color: rgba(74, 222, 128, 0.4); }
.btn-know.known:hover { background: rgba(74, 222, 128, 0.12); }

.flash-empty, .quiz-empty, .weakness-empty {
  text-align: center;
  padding: var(--space-7);
  color: var(--text-muted);
  font-size: 14px;
}

/* Quiz */
.quiz-start {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  max-width: 520px;
}
.quiz-start label { display: block; margin-bottom: var(--space-2); font-size: 13px; color: var(--text-muted); }
.quiz-start .filter-chips { margin-bottom: var(--space-4); }

.quiz-progress {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.quiz-progress span { font-size: 13px; color: var(--text-muted); }
.quiz-question {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
}
.quiz-meta {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.quiz-tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 3px;
  background: var(--bg-elev-3);
  color: var(--text-muted);
}
.quiz-tag.tag-finance { background: rgba(37, 99, 235, 0.12); color: var(--c-finance); }
.quiz-tag.tag-management { background: rgba(124, 58, 237, 0.12); color: var(--c-management); }
.quiz-tag.tag-marketing { background: rgba(217, 119, 6, 0.12); color: var(--c-marketing); }
.quiz-tag.tag-podnikani { background: rgba(5, 150, 105, 0.12); color: var(--c-podnikani); }
.quiz-text {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: var(--space-4);
  font-weight: 500;
}
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.quiz-option {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  transition: all var(--transition);
}
.quiz-option:hover:not(:disabled) { border-color: var(--border-mid); background: var(--bg-elev-3); }
.quiz-option.correct { border-color: var(--ok); background: rgba(74, 222, 128, 0.08); color: var(--ok); }
.quiz-option.wrong { border-color: var(--bad); background: rgba(248, 113, 113, 0.08); color: var(--bad); }
.quiz-option:disabled { cursor: default; }

.quiz-tf {
  display: flex;
  gap: var(--space-3);
}
.quiz-tf .quiz-option { flex: 1; text-align: center; padding: var(--space-4); font-weight: 600; }

.quiz-open textarea {
  width: 100%;
  min-height: 120px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  color: var(--text-primary);
  font-size: 14px;
  resize: vertical;
  outline: none;
}
.quiz-open textarea:focus { border-color: var(--accent); }

.quiz-feedback {
  margin-top: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  border-left: 3px solid var(--gold);
}
.quiz-feedback.feedback-ok { border-left-color: var(--ok); }
.quiz-feedback.feedback-bad { border-left-color: var(--bad); }
.quiz-feedback strong { color: var(--text-primary); display: block; margin-bottom: 4px; }
.quiz-feedback p { font-size: 13px; color: var(--text-secondary); }
.quiz-feedback .self-rate {
  margin-top: var(--space-3);
  display: flex;
  gap: var(--space-2);
}
.quiz-feedback .self-rate button {
  flex: 1;
  padding: 8px;
  background: var(--bg-elev-3);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 12px;
}
.quiz-feedback .self-rate button:hover { background: var(--bg-elev-2); border-color: var(--border-mid); }

.quiz-results {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  text-align: center;
}
.quiz-score {
  font-size: 56px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: -0.04em;
  margin-bottom: var(--space-2);
}
.quiz-score-sub { color: var(--text-muted); font-size: 14px; margin-bottom: var(--space-5); }
.quiz-breakdown {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.quiz-breakdown-card {
  background: var(--bg-elev-2);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  border-top: 2px solid var(--cat-color, var(--gold));
}
.quiz-breakdown-card strong {
  display: block;
  font-size: 22px;
  color: var(--cat-color, var(--text-primary));
}
.quiz-breakdown-card span { font-size: 11px; color: var(--text-muted); }

/* Oral */
.oral-controls { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center; margin-bottom: var(--space-5); }
.oral-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
}
.oral-question {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--space-3);
}
.oral-meta { display: flex; gap: var(--space-2); align-items: center; margin-bottom: var(--space-4); }
.oral-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-4); }
.oral-section {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-soft);
}
.oral-section h4 { margin-bottom: var(--space-3); }
.oral-osnova { display: flex; flex-direction: column; gap: var(--space-2); }
.oral-osnova li {
  padding: var(--space-3);
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold);
  font-size: 14px;
  color: var(--text-secondary);
}
.oral-modelova {
  background: var(--bg-elev-2);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--c-finance);
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.oral-checklist { display: flex; flex-direction: column; gap: var(--space-2); }
.oral-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}
.oral-check:hover { background: var(--bg-elev-3); }
.oral-check input { margin-top: 2px; accent-color: var(--ok); }
.oral-check.checked { color: var(--text-muted); }
.oral-check.checked span { text-decoration: line-through; }

.timer {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  border: 1px solid var(--border-soft);
}
.timer.warning { color: var(--warn); border-color: var(--warn); }

/* Weakness */
.weakness-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.weakness-stat {
  background: var(--bg-elev-1);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-top: 3px solid var(--stat-color);
  text-align: center;
}
.weakness-stat strong {
  font-size: 32px;
  color: var(--stat-color);
  display: block;
  margin-bottom: 4px;
  font-weight: 700;
}
.weakness-stat span { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); }

.weakness-recommendation {
  background: var(--gold-soft);
  border: 1px solid rgba(184, 132, 42, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: 14px;
  color: #6b4d18;
  margin-bottom: var(--space-5);
}
.weakness-recommendation strong { display: block; margin-bottom: 4px; color: var(--gold); }

.weakness-list { display: flex; flex-direction: column; gap: var(--space-3); }
.weakness-row {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: center;
}
.weakness-rank {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-elev-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--text-muted);
  font-size: 14px;
}
.weakness-info strong { display: block; font-size: 15px; color: var(--text-primary); }
.weakness-info span { font-size: 12px; color: var(--text-muted); }
.weakness-meter {
  width: 160px;
  height: 6px;
  background: var(--bg-elev-2);
  border-radius: 3px;
  margin-top: 6px;
  overflow: hidden;
}
.weakness-meter > div {
  height: 100%;
  background: linear-gradient(90deg, var(--ok), var(--warn) 50%, var(--bad));
  transition: width var(--transition);
}
.weakness-actions { display: flex; gap: var(--space-2); }

/* Modal / Confirm */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--space-4);
}
.modal {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-strong);
}
.modal h3 { margin-bottom: var(--space-3); }
.modal p { color: var(--text-secondary); margin-bottom: var(--space-5); }
.modal-actions { display: flex; gap: var(--space-3); justify-content: flex-end; }

/* Tahak */
.tahak-block {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.tahak-block h3 { margin-bottom: var(--space-3); color: var(--gold); }
.tahak-block ol, .tahak-block ul { padding-left: 0; }
.tahak-block li {
  padding: var(--space-2) 0;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-soft);
  padding-left: var(--space-4);
  position: relative;
}
.tahak-block li::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--gold);
  position: absolute;
  left: 0;
  top: 14px;
  border-radius: 50%;
}
.tahak-block li:last-child { border-bottom: none; }

/* Auth gate */
.auth-gate {
  position: fixed;
  inset: 0;
  background: var(--bg-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-5);
}
.auth-gate.hidden { display: none; }
.auth-card {
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-strong);
}
.auth-brand {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.auth-title {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: var(--space-3);
}
.auth-sub {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.55;
  margin-bottom: var(--space-5);
}
.btn-google {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  background: #ffffff;
  color: #1f1f1f;
  border: 1px solid #dadce0;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition);
  font-family: "Roboto", -apple-system, BlinkMacSystemFont, sans-serif;
  cursor: pointer;
}
.btn-google:hover {
  background: #f8f9fa;
  box-shadow: 0 1px 2px rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
}
.btn-google svg { flex-shrink: 0; }
.auth-note {
  color: var(--text-faint);
  font-size: 12px;
  margin-top: var(--space-4);
}
.auth-card-denied {
  border-color: rgba(220, 38, 38, 0.35);
}
.auth-card-denied .auth-title {
  background: linear-gradient(90deg, #dc2626, #f59e0b);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.denied-price {
  font-family: var(--font-display);
  font-size: 52px;
  font-weight: 600;
  font-style: italic;
  letter-spacing: -0.03em;
  margin: var(--space-4) 0 var(--space-5);
  color: var(--gold);
  transform: rotate(-3deg);
}
.btn-denied-logout {
  font-family: inherit;
}

/* User box in sidebar */
.auth-box {
  margin-bottom: var(--space-3);
}
.auth-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
}
.auth-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-elev-3);
  flex-shrink: 0;
  object-fit: cover;
}
.auth-info {
  flex: 1;
  min-width: 0;
}
.auth-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.auth-email {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.auth-logout {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background var(--transition);
}
.auth-logout:hover { color: var(--bad); background: rgba(220, 38, 38, 0.08); }

/* Sync indicator */
.sync-indicator {
  position: fixed;
  bottom: 16px;
  right: 16px;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 12px;
  color: var(--text-muted);
  box-shadow: var(--shadow-soft);
  z-index: 50;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.sync-indicator.visible {
  opacity: 1;
  transform: translateY(0);
}
.sync-indicator.error { border-color: var(--bad); color: var(--bad); }

/* Mobile header (visible only on mobile) */
.mobile-header {
  display: none;
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--bg-elev-1);
  border-bottom: 1px solid var(--border-soft);
  padding: 12px 16px;
  align-items: center;
  gap: 12px;
}
.mobile-menu-btn {
  background: transparent;
  border: 1px solid var(--border-mid);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}
.mobile-menu-btn:hover { background: var(--bg-elev-2); }
.mobile-brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 80;
  opacity: 0;
  transition: opacity var(--transition);
}
.sidebar-backdrop.open {
  display: block;
  opacity: 1;
}

/* Responsive */
@media (max-width: 1080px) {
  .visual-map.two-col { grid-template-columns: 1fr; }
  .stp-mix-grid { grid-template-columns: 1fr; }
  .stp-arrow { transform: rotate(90deg); }
  .breakeven { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .herzberg { grid-template-columns: 1fr; }
  .matrix-grid { grid-template-columns: 1fr; }
  .porter-grid { grid-template-columns: 1fr; }
  .porter-top, .porter-left, .porter-center, .porter-right, .porter-bottom { grid-column: 1; grid-row: auto; }
  .dupont-op { transform: rotate(90deg); }
}

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .mobile-header { display: flex; }
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 280px;
    max-width: 85vw;
    transform: translateX(-100%);
    transition: transform 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
    z-index: 90;
    box-shadow: var(--shadow-strong);
  }
  .sidebar.open { transform: translateX(0); }
  .main { padding: var(--space-4); }
  .view-head h1 { font-size: 24px; }
  .view-head p { font-size: 14px; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .dashboard-bottom { grid-template-columns: 1fr; }
  .topic-layout { grid-template-columns: 1fr; }
  .topic-list { position: relative; max-height: none; }
  .ukazatele-grid { grid-template-columns: 1fr; }
  .quiz-breakdown { grid-template-columns: 1fr; }
  .weakness-stats { grid-template-columns: 1fr; }
  .weakness-row { grid-template-columns: auto 1fr; }
  .weakness-actions { grid-column: 1 / -1; flex-wrap: wrap; }
  .topic-head h2 { font-size: 20px; }
  .topic-pointa { font-size: 15px; }
  .timeline-step { gap: var(--space-3); }
  .timeline-bullet { width: 40px; height: 40px; font-size: 16px; }
  .timeline-connector { margin-left: 19px; }
  .planovani-arrow { margin-left: 22px; }
  .struktury-grid { grid-template-columns: 1fr; }
  .visual-list { grid-template-columns: 1fr; }
  .visual-map { padding: var(--space-4); }
  .map-title { font-size: 18px; }
  .ccc-node { min-width: 90px; }
  .ccc-circle { width: 48px; height: 48px; font-size: 13px; }
  .ccc-arrow { width: 24px; }
  .komunikace-arrow { width: 20px; }
  .komunikace-node { font-size: 12px; padding: 8px 12px; }
  .bariery-grid { grid-template-columns: 1fr; }
  .flashcard { height: 280px; }
  .flashcard-face { padding: var(--space-4); }
  .flashcard-question { font-size: 18px; }
  .flashcard-answer { font-size: 14px; }
  .flash-footer { flex-wrap: wrap; gap: var(--space-2); }
  .flash-footer button { flex: 1 1 calc(50% - var(--space-2)); }
  .btn-know { padding: 10px 16px; font-size: 13px; }
  .oral-question { font-size: 18px; }
  .quiz-text { font-size: 16px; }
  .quiz-score { font-size: 44px; }
  .actions-row { flex-direction: column; }
  .actions-row button { width: 100%; }
  .chip-tooltip {
    width: calc(100vw - 40px);
    max-width: 280px;
    left: 0;
  }
  .oral-controls { flex-direction: column; align-items: stretch; }
  .oral-controls button, .oral-controls select { width: 100%; }
}

@media (max-width: 560px) {
  .main { padding: var(--space-3); }
  .view-head h1 { font-size: 22px; }
  .view-head { margin-bottom: var(--space-4); }
  .tile-okruh { min-height: auto; padding: var(--space-4); }
  .tile-okruh-title { font-size: 19px; }
  .tile-okruh-num { font-size: 10px; letter-spacing: 0.1em; }
  .tile-okruh-sub { font-size: 12px; }
  .subtopic-grid { grid-template-columns: 1fr; gap: var(--space-2); }
  .subtopic-tile { padding: var(--space-3); }
  .subtopic-tile-name { font-size: 13px; }
  .topic-card { padding: var(--space-4); }
  .topic-head { flex-wrap: wrap; gap: var(--space-2); }
  .topic-head h2 { font-size: 18px; }
  .tabulka { font-size: 12px; }
  .tabulka th, .tabulka td { padding: 8px 10px; }
  .flash-controls { flex-direction: column; align-items: stretch; gap: var(--space-2); }
  .filter-chips { overflow-x: auto; flex-wrap: nowrap; }
  .filter-chip { white-space: nowrap; flex-shrink: 0; }
  .flash-progress { flex-wrap: wrap; gap: var(--space-2); }
  .flash-progress span { font-size: 12px; }
  .flashcard { height: 240px; }
  .flashcard-question { font-size: 16px; }
  .flashcard-answer { font-size: 13px; }
  .btn-know { padding: 10px 12px; font-size: 12px; }
  .timer { font-size: 12px; padding: 4px 10px; }
  .quiz-question { padding: var(--space-4); }
  .quiz-text { font-size: 15px; }
  .quiz-option { font-size: 13px; padding: var(--space-3); }
  .quiz-tf { flex-direction: column; }
  .quiz-meta { flex-wrap: wrap; }
  .quiz-tag { font-size: 9px; padding: 2px 6px; }
  .quiz-score { font-size: 36px; }
  .progress-ring { width: 56px; height: 56px; }
  .progress-ring::after { inset: 5px; }
  .progress-ring-text { font-size: 12px; }
  .tile-okruh-stats { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .tile-stat-text { font-size: 11px; }
  .tile-stat-text strong { font-size: 13px; }
  .ccc-flow { padding: var(--space-3); }
  .formula-row { flex-direction: column; align-items: flex-start; gap: 4px; }
  .formula-text { font-size: 12px; }
  .komunikace-flow { padding: var(--space-3); flex-direction: column; }
  .komunikace-arrow { transform: rotate(90deg); }
  .pyramid-level { padding: 10px 12px; }
  .pyramid-name { font-size: 13px; }
  .pyramid-popis { font-size: 10px; }
  .struktura-card { padding: var(--space-3); }
  .planovani-flow { max-width: 100%; }
  .planovani-num { width: 36px; height: 36px; font-size: 15px; }
  .planovani-card { padding: var(--space-3); }
  .planovani-card strong { font-size: 14px; }
  .planovani-card span { font-size: 12px; }
  .planovani-arrow { margin-left: 18px; }
  .oral-card { padding: var(--space-4); }
  .oral-question { font-size: 16px; }
  .oral-actions { flex-direction: column; }
  .oral-actions button { width: 100%; }
  .oral-modelova { padding: var(--space-3); font-size: 13px; line-height: 1.6; }
  .oral-osnova li { font-size: 13px; padding: var(--space-2) var(--space-3); }
  .modal { padding: var(--space-4); }
  .weakness-meter { width: 100%; }
  .weakness-row { gap: var(--space-2); padding: var(--space-3); }
  .weakness-info strong { font-size: 13px; }
  .weakness-info span { font-size: 11px; }
  .weakness-rank { width: 28px; height: 28px; font-size: 12px; }
  .tabulka-wrap {
    margin-left: calc(-1 * var(--space-3));
    margin-right: calc(-1 * var(--space-3));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }
  .visual-map { padding: var(--space-3); }
  .ccc-formula { margin-top: var(--space-4); }
  .formula-label { min-width: 40px; font-size: 12px; }
  .stp-mix-grid { gap: var(--space-3); }
  .stp-arrow { display: none; }
  .stp-head { font-size: 11px; }
  .teorie-card { padding: var(--space-3); }
  .teorie-name { font-size: 13px; }
  .teorie-idea { font-size: 12px; }
  .teorie-dopad { font-size: 11px; flex-direction: column; align-items: flex-start; gap: 4px; }
  .chip { font-size: 12px; padding: 5px 8px; }
  .chip-tooltip { width: calc(100vw - 32px); max-width: 280px; }
  h1 { font-size: 22px; }
  h2 { font-size: 18px; }
  h3 { font-size: 16px; }
  h4 { font-size: 13px; }
  .tahak-block { padding: var(--space-4); }
  .tahak-block li { font-size: 13px; }
  .ukazatele-card { padding: var(--space-3); }
  .ukazatele-list strong { font-size: 12px; }
  .ukazatele-list span { font-size: 11px; }
  .ukazatele-head { font-size: 13px; }
}

@media (max-width: 380px) {
  .main { padding: 12px; }
  .mobile-brand { font-size: 14px; }
  .view-head h1 { font-size: 20px; }
  .tile-okruh-title { font-size: 17px; }
  .flashcard { height: 220px; }
  .flashcard-question { font-size: 15px; }
}