/* =====================================================================
   Kontroly — design systém
   Inspirováno fyzickým revizním štítkem: useknutý roh, otvor na drátek,
   razítko s datem. Studený "technický papír", petrolejová brand barva,
   tři stavové barvy (v pořádku / blíží se / po termínu).
   ===================================================================== */

:root {
  /* Barvy */
  --paper: #F1F3F0;
  --paper-raised: #FFFFFF;
  --ink: #171B1A;
  --ink-soft: #4B534F;
  --ink-faint: #7C857F;
  --line: #DBDFD9;
  --line-strong: #C3C9C1;

  --brand: #0B5D64;
  --brand-dark: #093F44;
  --brand-soft: #E1EFEE;

  --ok: #1F7A4D;
  --ok-soft: #E4F3EA;
  --upcoming: #A66A00;
  --upcoming-soft: #FBF1DE;
  --overdue: #B23A2E;
  --overdue-soft: #FBEAE7;

  /* Typografie */
  --font-display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-body: "IBM Plex Sans", -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Rozměry */
  --sidebar-w: 248px;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(23, 27, 26, 0.06), 0 4px 16px rgba(23, 27, 26, 0.04);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

/* ---------- App shell ---------- */

.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--brand-dark);
  color: #EAF3F2;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transform: translateX(0);
  transition: transform 0.2s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 20px 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
}

.sidebar-brand img {
  height: 26px;
  width: auto;
}

.sidebar-mark {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: linear-gradient(135deg, #17878E, var(--brand-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.sidebar-nav {
  flex: 1;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: #C7DEDC;
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.12s ease, color 0.12s ease;
}

.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  text-decoration: none;
}

.sidebar-nav a.active {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.sidebar-footer {
  padding: 14px 20px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.82rem;
  color: #9FC1BE;
}

.sidebar-user {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sidebar-user form { margin: 0; }

.sidebar-user button {
  background: none;
  border: none;
  color: #9FC1BE;
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0;
}
.sidebar-user button:hover { color: #fff; text-decoration: underline; }

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: none;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-toggle {
  border: 1px solid var(--line-strong);
  background: #fff;
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.content {
  padding: 32px 36px 56px;
  max-width: 1180px;
  width: 100%;
  flex: 1;
}

.app-footer {
  padding: 14px 36px;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 0.72rem;
  opacity: 0.75;
  max-width: 1180px;
}

.auth-footer {
  margin-top: 18px;
  text-align: center;
  color: var(--ink-faint);
  font-size: 0.7rem;
  opacity: 0.7;
}

.page-header {
  margin-bottom: 24px;
}

.page-header p {
  color: var(--ink-soft);
  margin: 4px 0 0;
}

/* ---------- Stat cards (inspirováno revizním štítkem: useknutý roh + otvor) ---------- */

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

.tag-card {
  position: relative;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.tag-card::after {
  content: "";
  position: absolute;
  top: 11px;
  right: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-strong);
}

.tag-card .value {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 600;
  line-height: 1;
  margin-bottom: 6px;
}

.tag-card .label {
  font-size: 0.86rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.tag-card.-ok { border-left: 4px solid var(--ok); }
.tag-card.-ok .value { color: var(--ok); }
.tag-card.-upcoming { border-left: 4px solid var(--upcoming); }
.tag-card.-upcoming .value { color: var(--upcoming); }
.tag-card.-overdue { border-left: 4px solid var(--overdue); }
.tag-card.-overdue .value { color: var(--overdue); }

/* ---------- Status pill (malá verze štítku, v tabulce) ---------- */

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px 3px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

.status-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.status-pill.-ok { background: var(--ok-soft); color: var(--ok); }
.status-pill.-upcoming { background: var(--upcoming-soft); color: var(--upcoming); }
.status-pill.-overdue { background: var(--overdue-soft); color: var(--overdue); }
.status-pill.-none { background: var(--line); color: var(--ink-faint); }

/* ---------- Karta / panel ---------- */

.panel {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-header h2 {
  font-size: 1.02rem;
}

/* ---------- Tabulka ---------- */

table.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  text-align: left;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  font-weight: 600;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
  background: #FAFBFA;
}

.data-table td {
  padding: 13px 20px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #FAFBFA; }

.data-table .mono { font-family: var(--font-mono); font-size: 0.88rem; }
.data-table .muted { color: var(--ink-faint); }

.empty-state {
  padding: 48px 20px;
  text-align: center;
  color: var(--ink-faint);
}

/* ---------- Formuláře ---------- */

.field { margin-bottom: 16px; }

.field label {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink-soft);
}

.field input, .field select, .field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.94rem;
  background: #fff;
  color: var(--ink);
}

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}

.field input[type="checkbox"], .field input[type="radio"] {
  width: auto;
  padding: 0;
  margin-right: 8px;
  vertical-align: middle;
}

.field-section {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  margin: 28px 0 14px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.field-section:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover { background: var(--brand-dark); text-decoration: none; }

.btn-block { width: 100%; }

/* ---------- Login ---------- */

.auth-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 36px 32px 32px;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
  position: relative;
}

.auth-card::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-strong);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.auth-card h1 {
  font-size: 1.3rem;
  margin-bottom: 4px;
}

.auth-card .sub {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.auth-card ul.errorlist {
  list-style: none;
  margin: 0 0 16px;
  padding: 10px 12px;
  background: var(--overdue-soft);
  color: var(--overdue);
  border-radius: 8px;
  font-size: 0.86rem;
}

/* ---------- Flash zprávy ---------- */

.flash-message {
  padding: 11px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  background: var(--brand-soft);
  color: var(--brand-dark);
}
.flash-message.-success { background: var(--ok-soft); color: var(--ok); }
.flash-message.-error { background: var(--overdue-soft); color: var(--overdue); }

/* ---------- Toolbar / sekundární tlačítko ---------- */

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.toolbar-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}

.toolbar-filters input, .toolbar-filters select {
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  background: #fff;
}

.btn-secondary {
  background: #fff;
  border: 1px solid var(--line-strong);
  color: var(--ink);
}
.btn-secondary:hover { background: var(--paper); text-decoration: none; }

.btn-danger {
  background: var(--overdue);
  color: #fff;
}
.btn-danger:hover { background: #8f2c22; }

.btn-link-danger {
  color: var(--overdue);
  font-size: 0.84rem;
  font-weight: 600;
}
.btn-link-danger:hover { text-decoration: underline; }

.btn-sm { padding: 6px 12px; font-size: 0.84rem; }

.badge-count {
  display: inline-block;
  background: var(--line);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 1px 9px;
  font-size: 0.78rem;
  font-weight: 600;
  margin-left: 6px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

@media (max-width: 860px) {
  .detail-grid { grid-template-columns: 1fr; }
}

.kv-list { margin: 0; }
.kv-list dt { font-size: 0.78rem; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.03em; margin-top: 12px; }
.kv-list dt:first-child { margin-top: 0; }
.kv-list dd { margin: 2px 0 0; font-size: 0.94rem; }

/* ---------- Fotky na kartě položky ---------- */

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
  padding: 16px 20px;
}

.photo-tile {
  position: relative;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
}

.photo-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.photo-tile .photo-delete {
  position: absolute;
  top: 4px;
  right: 4px;
  background: rgba(23, 27, 26, 0.65);
  color: #fff;
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 0.7rem;
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.12s ease;
}
.photo-tile:hover .photo-delete { opacity: 1; }

.upload-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--line);
  background: #FAFBFA;
  flex-wrap: wrap;
}

.upload-row input[type="file"] {
  font-size: 0.86rem;
}

/* ---------- Nápověda ---------- */

.help-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  align-items: start;
}

.help-toc {
  position: sticky;
  top: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.86rem;
}

.help-toc a {
  color: var(--ink-soft);
  padding: 5px 10px;
  border-radius: 6px;
}
.help-toc a:hover { background: var(--paper-raised); color: var(--ink); text-decoration: none; }

.help-content h2 {
  font-size: 1.15rem;
  margin-top: 36px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.help-content h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.help-content h3 {
  font-size: 0.98rem;
  margin-top: 20px;
}

.help-content p, .help-content li {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.65;
}

.help-content ul, .help-content ol {
  padding-left: 20px;
}

.help-callout {
  background: var(--brand-soft);
  border-left: 3px solid var(--brand);
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  font-size: 0.86rem;
  color: var(--brand-dark);
  margin: 14px 0;
}

.help-callout.-planned {
  background: var(--upcoming-soft);
  border-left-color: var(--upcoming);
  color: #6b4a00;
}

.role-table td:first-child { font-weight: 600; white-space: nowrap; }

/* ---------- Kalendář ---------- */

.month-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.month-tile {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  transition: border-color 0.12s ease;
}
.month-tile:hover { border-color: var(--brand); text-decoration: none; }
.month-tile.-active { border-color: var(--brand); border-width: 2px; }
.month-tile.-has-overdue { border-left: 4px solid var(--overdue); }

.month-tile .month-name {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 6px;
}
.month-tile .month-count {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--ink-soft);
}
.month-tile .month-overdue {
  font-size: 0.78rem;
  color: var(--overdue);
  margin-top: 2px;
}

@media (max-width: 860px) {
  .month-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .help-layout { grid-template-columns: 1fr; }
  .help-toc { position: static; flex-direction: row; flex-wrap: wrap; }
}

/* ---------- Responzivita ---------- */

@media (max-width: 860px) {
  .sidebar {
    transform: translateX(-100%);
    width: 260px;
  }
  .sidebar.-open { transform: translateX(0); }
  .main { margin-left: 0; }
  .topbar { display: flex; }
  .content { padding: 20px 16px 40px; }
  .stat-grid { grid-template-columns: 1fr; }
  .data-table th:nth-child(3), .data-table td:nth-child(3) { display: none; }

  .sidebar-scrim {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(9, 15, 14, 0.4);
    z-index: 35;
  }
  .sidebar-scrim.-visible { display: block; }
}