:root {
  --bg-color: #000000;
  --panel-bg: #111111;
  --panel-border: #222222;
  --text-main: #ffffff;
  --text-muted: #9499ab;
  --primary-color: #ff8c00; /* Pomaranczowy */
  --primary-hover: #e67e00;
  --danger-color: #ff4b4b;
  --radius: 8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.input-field {
  width: 100%;
  padding: 12px 16px;
  background-color: #12141d;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 16px;
}

.input-field:focus {
  border-color: var(--primary-color);
}

.btn-primary {
  background-color: var(--primary-color);
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  width: 100%;
  font-size: 14px;
  transition: background-color 0.2s;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: var(--panel-border);
  color: #fff;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 14px;
  transition: opacity 0.2s;
}

.btn-secondary:hover {
  opacity: 0.8;
}

.card {
  background-color: var(--panel-bg);
  border-radius: var(--radius);
  border: 1px solid var(--panel-border);
  padding: 24px;
}

/* Layout */
.layout-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background-color: var(--bg-color);
  border-right: 1px solid var(--panel-border);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
}

.sidebar-logo {
  padding: 0 24px 32px 24px;
  font-size: 24px;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo span {
  color: var(--primary-color);
}

.nav-section {
  margin-bottom: 24px;
}

.nav-title {
  padding: 0 24px;
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: var(--text-muted);
  transition: all 0.2s;
  font-weight: 500;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.03);
  border-left: 3px solid var(--primary-color);
}

.nav-link:not(.active) {
  border-left: 3px solid transparent;
}

.main-content {
  flex: 1;
  background-color: var(--bg-color);
}

.topbar {
  height: 70px;
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 32px;
  background-color: var(--panel-bg);
}

.page-content {
  padding: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 8px;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 14px;
}

/* Auth Pages */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-title {
  font-size: 24px;
  margin-bottom: 8px;
}

.auth-link {
  color: var(--primary-color);
  font-size: 14px;
  margin-top: 16px;
  display: block;
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background-color: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 20px;
}

.stat-title {
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: bold;
}

.table-container {
  overflow-x: auto;
}

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

th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 13px;
  border-bottom: 1px solid var(--panel-border);
}

td {
  padding: 16px;
  border-bottom: 1px solid var(--panel-border);
  font-size: 14px;
}

.badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

.badge-pending { background: rgba(255, 193, 7, 0.2); color: #ffc107; }
.badge-approved { background: rgba(0, 214, 101, 0.2); color: #00d665; }
.badge-rejected { background: rgba(255, 75, 75, 0.2); color: #ff4b4b; }

/* -------------------------------------
   RESPONSIVE DESIGN (MOBILE & TABLET)
-------------------------------------- */
@media screen and (max-width: 900px) {
  /* Zwijanie sidebara na mniejszych ekranach do prostego flexa na górze */
  .layout-container {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--panel-border);
    padding: 16px 0;
  }
  
  .sidebar-logo {
    justify-content: center;
    padding-bottom: 16px;
  }

  .sidebar-logo img {
    max-height: 80px; /* mniejsze logo na mobile */
  }

  .topbar {
    justify-content: center;
    padding: 16px;
    height: auto;
  }
}

@media screen and (max-width: 768px) {
  .dashboard-grid, .stats-grid, .bottom-grid {
    grid-template-columns: 1fr !important; /* Wymuszenie 1 kolumny */
  }
  
  /* Formularze obok tabel -> pod spodem tabel */
  div[style*="grid-template-columns: 1fr 2fr;"] {
    grid-template-columns: 1fr !important;
  }

  .page-content {
    padding: 16px;
  }
  
  .card {
    padding: 16px;
  }

  table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}