/* ════════════════════════════════════════════
   BOZP GUIDE — STYLES
   TRAIVA brand design system
   ════════════════════════════════════════════ */

:root {
  /* Brand */
  --orange:        #F7941D;
  --orange-dark:   #E07D08;
  --orange-light:  #FFF5E9;
  --green:         #7AB648;
  --green-dark:    #5D9233;
  --green-light:   #F2F9EC;
  --red:           #E53935;
  --red-dark:      #C62828;
  --red-light:     #FFF0F0;

  /* Neutrals */
  --bg:            #EEF1F5;
  --card:          #ffffff;
  --muted:         #F7F9FB;
  --line:          #E4E9EF;
  --title:         #1B2B4B;
  --text:          #2D3748;
  --sub:           #64748B;

  /* Buttons */
  --gray-btn:      #E2E8F0;
  --gray-dark:     #94A3B8;

  /* Semantic */
  --yes-color:     #7AB648;
  --no-color:      #E53935;
  --na-color:      #94A3B8;

  /* Shadows */
  --shadow-sm:     0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md:     0 4px 16px rgba(0,0,0,.09), 0 1px 4px rgba(0,0,0,.05);
  --shadow-btn:    0 2px 6px rgba(0,0,0,.12);
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ── PAGE SHELL ── */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 36px 20px 64px;
}

.shell {
  background: var(--card);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 0 0 32px;
  overflow: hidden;
  /* Orange top accent bar */
  border-top: 4px solid var(--orange);
}

/* ── TOPBAR ── */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 22px 32px 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}

.topbar-left { min-width: 0; }

.topbar-logo {
  display: block;
  height: 28px;
  width: auto;
  margin-bottom: 8px;
  opacity: 0.9;
  transition: opacity 0.15s;
}
.topbar-logo:hover { opacity: 1; }

.topbar h1 {
  margin: 0;
  color: var(--title);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.4px;
  line-height: 1.2;
}

.kicker {
  margin: 4px 0 0 0;
  color: var(--sub);
  font-size: 13px;
  font-weight: 500;
}

/* Topbar chapter badge */
#topbar-subtitle {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-dark);
  font-weight: 600;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 20px;
  margin-top: 6px;
  letter-spacing: 0.1px;
}

.progress-wrap {
  min-width: 260px;
  text-align: right;
  flex-shrink: 0;
}

.progress-text {
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 7px;
  color: var(--title);
}

.progress-bar-track {
  background: var(--line);
  height: 7px;
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--orange), var(--orange-dark));
  border-radius: 99px;
  transition: width 0.4s cubic-bezier(.4,0,.2,1);
}

/* ── MAIN CONTENT AREA ── */
.layout,
.screen {
  padding: 28px 32px 4px;
}

/* ── LAYOUT (home + question screens) ── */
.layout {
  display: grid;
  grid-template-columns: 1.8fr 0.85fr;
  gap: 28px;
  align-items: start;
}

.main-col {
  min-width: 0;
}

/* ── PANELS ── */
.panel {
  background: var(--muted);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 22px;
}

.section-title {
  margin: 0 0 16px 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--title);
  letter-spacing: -0.2px;
}

/* ── FEATURE LIST (home screen) ── */
.feature-list {
  margin: 0 0 4px 0;
  padding: 0;
  list-style: none;
  line-height: 1.7;
}

.feature-list li {
  margin-bottom: 10px;
  padding-left: 24px;
  position: relative;
  font-size: 15px;
  color: var(--text);
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* ── QUESTION TEXT ── */
.question-text {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--title);
  margin: 0 0 28px 0;
  letter-spacing: -0.3px;
}

/* ── ANSWER BUTTONS ── */
.answer-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 14px 30px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s, transform 0.1s;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: var(--shadow-btn);
  font-family: inherit;
}

.btn:hover  { box-shadow: 0 4px 12px rgba(0,0,0,.18); transform: translateY(-1px); }
.btn:active { transform: scale(0.97) translateY(0); box-shadow: var(--shadow-sm); }

/* ANO — green */
.btn-blue  { background: var(--green);   color: #fff; }
.btn-blue:hover  { background: var(--green-dark); }

/* NE — red */
.btn-red   { background: var(--red);     color: #fff; }
.btn-red:hover   { background: var(--red-dark); }

/* NETÝKÁ SE — neutral */
.btn-gray  { background: var(--gray-btn); color: var(--title); }
.btn-gray:hover  { background: #CBD5E1; color: var(--title); }

/* Primary CTA (Start, Next, Download) */
.btn-blue[id="btn-start"],
.btn-blue[id="btn-next"],
.btn-blue[id="btn-download"] {
  background: var(--orange);
  color: #fff;
}
.btn-blue[id="btn-start"]:hover,
.btn-blue[id="btn-next"]:hover,
.btn-blue[id="btn-download"]:hover {
  background: var(--orange-dark);
}

/* Selected state */
.btn.selected {
  outline: 3px solid var(--title);
  outline-offset: 3px;
}

/* ── HELP PANEL (NE selected) ── */
.help-panel {
  background: #FFFAF4;
  border: 1px solid #FDDBA3;
  border-left: 4px solid var(--orange);
  border-radius: 12px;
  padding: 20px 22px;
  margin-top: 4px;
}

.help-warning {
  margin: 0 0 6px 0;
  font-size: 15px;
  font-weight: 700;
  color: #92400E;
}

.help-subtitle {
  margin: 0 0 14px 0;
  color: #92400E;
  font-size: 13px;
  font-weight: 500;
}

.help-text {
  margin: 0 0 16px 0;
  line-height: 1.65;
  font-size: 14px;
  color: var(--text);
}

.help-panel h4 {
  margin: 16px 0 8px 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--sub);
}

.doc-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.doc-list li {
  margin: 8px 0;
  font-size: 14px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.doc-list li::before {
  content: "›";
  color: var(--orange);
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}

.doc-link {
  color: var(--orange-dark);
  text-decoration: underline;
  font-size: 13px;
  font-weight: 600;
}

.doc-link:hover { color: var(--orange); }

.legal-link {
  color: var(--orange-dark);
  text-decoration: underline;
  font-size: 14px;
  font-weight: 600;
}

.legal-link:hover { color: var(--orange); }

/* ── SIDEBAR ── */
.sidebar {
  position: sticky;
  top: 20px;
  background: var(--muted);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 18px 14px;
}

.sidebar-title {
  margin: 0 0 14px 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--orange);
}

/* Chapter groups in sidebar */
.chapter-group { margin-bottom: 4px; }

.chapter-header {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  font-weight: 600;
  font-size: 12.5px;
  color: var(--title);
  padding: 6px 8px;
  border-radius: 8px;
  user-select: none;
  transition: background 0.12s;
}

.chapter-header:hover { background: var(--line); }

.chapter-arrow { font-size: 10px; transition: transform 0.2s; color: var(--sub); }
.chapter-arrow.open { transform: rotate(90deg); }

.chapter-questions {
  padding-left: 12px;
  overflow: hidden;
}

.sidebar-question-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 11.5px;
  color: var(--sub);
  border-radius: 6px;
  transition: background 0.12s, color 0.12s;
}

.sidebar-question-item:hover { background: var(--line); color: var(--title); }

.sidebar-question-item.current {
  background: var(--orange-light);
  color: var(--orange-dark);
  font-weight: 600;
}

.q-dot {
  flex-shrink: 0;
  width: 16px;
  text-align: center;
  font-size: 12px;
  margin-top: 1px;
}

.q-dot.dot-yes     { color: var(--yes-color); }
.q-dot.dot-no      { color: var(--no-color); }
.q-dot.dot-na      { color: var(--na-color); }
.q-dot.dot-empty   { color: #C8D2DC; }
.q-dot.dot-current { color: var(--orange); }

.q-label { line-height: 1.35; }

/* Stat box */
.stat-box {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.stat-box h3, .legend h3 {
  margin: 0 0 8px 0;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--sub);
}

.stat-box p, .legend p {
  margin: 5px 0;
  font-size: 12.5px;
  color: var(--text);
  font-weight: 500;
}

.legend { margin-top: 14px; }

.icon-yes     { color: var(--yes-color); font-weight: 700; }
.icon-no      { color: var(--no-color);  font-weight: 700; }
.icon-na      { color: var(--na-color); }
.icon-empty   { color: #C8D2DC; }
.icon-current { color: var(--orange); }

/* ── RESULT SCREEN ── */
#screen-result {
  padding: 28px 32px 4px;
}

.result-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.result-card {
  border-radius: 14px;
  padding: 22px 20px;
  box-shadow: var(--shadow-sm);
}

.result-card h4 {
  margin: 0 0 10px 0;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  opacity: 0.75;
}

.result-num {
  font-size: 48px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -2px;
}

.card-blue {
  background: var(--green-light);
  border: 1px solid #C3E6A0;
}
.card-blue h4 { color: var(--green-dark); }
.card-blue .result-num { color: var(--green-dark); }

.card-red {
  background: var(--red-light);
  border: 1px solid #FFCDD2;
}
.card-red h4 { color: var(--red-dark); }
.card-red .result-num { color: var(--red-dark); }

.card-gray {
  background: #F1F5F9;
  border: 1px solid var(--line);
}
.card-gray h4 { color: var(--sub); }
.card-gray .result-num { color: var(--title); }

.result-grid {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr;
  gap: 28px;
  align-items: start;
}

.result-main { min-width: 0; }

/* Recommended steps list */
#unresolved-list { font-size: 14px; line-height: 1.7; }

.recommended-steps {
  margin: 0;
  padding: 0 0 0 20px;
  color: var(--text);
}

.recommended-steps li {
  padding: 4px 0;
  line-height: 1.6;
}

.unresolved-chapter {
  font-weight: 700;
  color: var(--title);
  margin: 14px 0 6px 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.unresolved-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 6px 0;
  color: var(--red-dark);
  font-size: 14px;
}

.unresolved-item::before {
  content: "✗";
  flex-shrink: 0;
  font-weight: 700;
  margin-top: 1px;
}

.unresolved-empty {
  color: var(--green-dark);
  font-weight: 600;
  font-size: 15px;
}

/* ── FORM ── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 20px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 12.5px;
  color: var(--title);
  letter-spacing: 0.1px;
}

.field input {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input::placeholder { color: #B0BAC5; }

.field input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(247,148,29,.12);
}

.field input.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(229,57,53,.1);
}

.form-note {
  margin: 12px 0 0 0;
  color: var(--sub);
  font-size: 12px;
}

.form-error {
  color: var(--red);
  font-size: 13px;
  font-weight: 600;
  margin-top: 10px;
}

.download-wrap {
  display: flex;
  justify-content: flex-end;
  margin-top: 20px;
}

/* ── AD BANNER ── */
.result-aside { }

.ad-banner {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.ad-banner a { display: block; }

.ad-banner img {
  width: 100%;
  display: block;
  transition: opacity 0.2s;
}

.ad-banner img:hover { opacity: 0.88; }

/* ── FOOTER ── */
.footer {
  margin: 24px 32px 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--sub);
  font-size: 12px;
  text-align: center;
}

/* ════════════════════════════════════════════
   ANIMATIONS
   ════════════════════════════════════════════ */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes qLeave {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-10px); }
}

@keyframes qEnter {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.main-col.q-leaving {
  animation: qLeave 0.16s ease-in forwards;
  pointer-events: none;
}

.main-col.q-entering {
  animation: qEnter 0.22s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes dotPop {
  0%   { transform: scale(1); }
  45%  { transform: scale(1.7); }
  100% { transform: scale(1); }
}

@keyframes btnPulse {
  0%   { box-shadow: var(--shadow-btn); }
  50%  { box-shadow: 0 0 0 6px rgba(0,0,0,.08); }
  100% { box-shadow: var(--shadow-btn); }
}

/* Screen enter */
.screen.is-entering {
  animation: fadeUp 0.32s cubic-bezier(.25,.46,.45,.94) both;
}

/* Help panel slide-down */
.help-panel.is-entering {
  animation: slideDown 0.25s cubic-bezier(.25,.46,.45,.94) both;
}

/* Sidebar dot pop on answer */
.q-dot.dot-pop {
  animation: dotPop 0.32s cubic-bezier(.34,1.56,.64,1) both;
}

/* Button pulse on selection */
.btn.selected {
  animation: btnPulse 0.4s ease forwards;
  outline: 3px solid var(--title);
  outline-offset: 3px;
}

/* Result cards stagger in */
.result-cards.is-entering .result-card:nth-child(1) { animation: fadeUp 0.35s 0.05s cubic-bezier(.25,.46,.45,.94) both; }
.result-cards.is-entering .result-card:nth-child(2) { animation: fadeUp 0.35s 0.15s cubic-bezier(.25,.46,.45,.94) both; }
.result-cards.is-entering .result-card:nth-child(3) { animation: fadeUp 0.35s 0.25s cubic-bezier(.25,.46,.45,.94) both; }

/* Result main content fade in */
.result-main.is-entering { animation: fadeUp 0.4s 0.2s cubic-bezier(.25,.46,.45,.94) both; }

/* Progress bar number flash */
@keyframes progressFlash {
  0%   { color: var(--title); }
  40%  { color: var(--orange); }
  100% { color: var(--title); }
}

.progress-text.flash { animation: progressFlash 0.4s ease; }

/* ════════════════════════════════════════════
   RESPONSIVE — TABLET / MOBILE
   ════════════════════════════════════════════ */
@media (max-width: 900px) {
  .shell { border-radius: 12px; }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px 16px;
  }

  .topbar h1 { font-size: 20px; }

  .progress-wrap {
    text-align: left;
    min-width: 0;
    width: 100%;
  }

  .layout,
  .screen,
  #screen-result {
    padding: 20px 20px 4px;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    order: 2;
  }

  .main-col { order: 1; }

  .result-cards {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .result-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .question-text { font-size: 18px; }

  .answer-row { flex-direction: column; }
  .answer-row .btn { width: 100%; text-align: center; }

  .btn-next-mobile { width: 100%; }

  .result-aside { order: -1; margin-bottom: 0; }

  .footer { margin: 20px 20px 0; }
}

@media (max-width: 480px) {
  .page { padding: 10px 8px 48px; }
  .shell { border-radius: 10px; }
  .result-num { font-size: 40px; }
  .topbar, .layout, .screen, #screen-result { padding-left: 16px; padding-right: 16px; }
  .footer { margin-left: 16px; margin-right: 16px; }
}