:root {
  --bg: #f4f7fb;
  --panel: #ffffff;
  --text: #182230;
  --muted: #738096;
  --primary: #3563e9;
  --border: #e4eaf2;
  --sidebar: #111b31;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 250px;
  padding: 28px 18px;
  background: var(--sidebar);
  color: white;
}

.sidebar h2 {
  margin: 0;
  font-size: 25px;
}

.sidebar-subtitle {
  color: #aebbd2;
  font-size: 13px;
  margin-bottom: 36px;
}

.sidebar nav {
  display: grid;
  gap: 8px;
}

.sidebar nav a {
  color: #dce5f5;
  text-decoration: none;
  padding: 13px;
  border-radius: 9px;
}

.sidebar nav a:hover,
.sidebar nav a.active {
  background: #263756;
  color: white;
}

.main-content {
  margin-left: 250px;
  padding: 32px;
  max-width: 1600px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.topbar h1 {
  margin: 0 0 8px;
}

.topbar p,
.stat-card span {
  color: var(--muted);
}

.status {
  color: #16865c;
  background: #e0f7ed;
  padding: 10px 14px;
  border-radius: 20px;
  font-size: 13px;
}

.welcome {
  padding: 32px;
  border-radius: 18px;
  color: white;
  background: linear-gradient(120deg, #2349b8, #537ef1);
  margin-bottom: 24px;
}

.welcome h2 {
  font-size: 28px;
  margin-top: 0;
}

.welcome p {
  color: #e7edff;
  margin-bottom: 24px;
}

.primary-button {
  display: inline-block;
  background: white;
  color: #2349b8;
  padding: 12px 18px;
  border-radius: 9px;
  text-decoration: none;
  font-weight: bold;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.stat-card,
.content-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
}

.stat-card h2 {
  font-size: 23px;
  margin-bottom: 0;
  overflow-wrap: anywhere;
}

.content-card h2 {
  margin-top: 0;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.quick-links a {
  padding: 12px 15px;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--primary);
  text-decoration: none;
}

.quick-links a:hover {
  background: #f0f4ff;
}

.system-message {
  color: var(--muted);
  font-size: 13px;
  margin-top: 20px;
}

@media (max-width: 1050px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .sidebar {
    position: static;
    width: 100%;
    padding: 18px;
  }

  .sidebar nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .main-content {
    margin-left: 0;
    padding: 18px;
  }

  .topbar {
    align-items: flex-start;
  }

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

  .welcome {
    padding: 24px;
  }
}


/* Popravka prikaza lijevog menija */
.sidebar {
  height: 100vh !important;
  min-height: 100vh !important;
  overflow-y: auto !important;
  box-sizing: border-box;
}

.sidebar nav {
  display: flex !important;
  flex-direction: column !important;
  overflow-y: visible !important;
}

.sidebar nav a {
  flex-shrink: 0 !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}