/* --------------------------------------------------
   ROOT + GLOBAL
-------------------------------------------------- */
:root {
  --bg: #0e1624;
  --bg2: #111b2e;
  --panel: #16233a;
  --accent: #7a3bff;
  --accent-soft: #9b5aff;
  --text: #ffffff;
  --muted: #9aa3b2;
  --border: rgba(255,255,255,0.08);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Inter, system-ui, sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
}

/* --------------------------------------------------
   AUTH SCREEN
-------------------------------------------------- */
.auth-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #071022, #0c1428);
}

.auth-card {
  width: 360px;
  padding: 28px;
  border-radius: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
}

.auth-card h2 {
  margin-bottom: 14px;
  text-align: center;
  color: var(--accent);
  font-weight: 600;
}

.auth-card input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  background: #0b1527;
  border: 1px solid var(--border);
  color: var(--text);
  margin: 8px 0;
}

.auth-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.auth-card button {
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  border: none;
  cursor: pointer;
}

/* --------------------------------------------------
   APP LAYOUT
-------------------------------------------------- */
.hidden { display: none; }

.app {
  display: flex;
  height: 100vh;
}

/* --------------------------------------------------
   SIDEBAR
-------------------------------------------------- */
.sidebar {
  width: 240px;
  background: var(--bg2);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--border);
}

.brand h1 {
  font-size: 20px;
  color: var(--accent-soft);
}

.nav {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nav-item {
  background: transparent;
  padding: 10px 12px;
  color: var(--muted);
  border-radius: 8px;
  border: none;
  text-align: left;
  cursor: pointer;
}

.nav-item.active {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
}

.sidebar-bottom button {
  width: 100%;
  padding: 10px;
  background: #c62828;
  border-radius: 8px;
  border: none;
  color: white;
  cursor: pointer;
}

/* --------------------------------------------------
   TOPBAR
-------------------------------------------------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}

/* --------------------------------------------------
   DASHBOARD CARDS
-------------------------------------------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  padding: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 18px;
  border-radius: 10px;
}

.card h3 {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 6px;
}

.card p {
  font-size: 22px;
  font-weight: 700;
}

.card-hint {
  font-size: 11px;
  color: var(--muted);
}

/* --------------------------------------------------
   CHARTS AREA
-------------------------------------------------- */
.charts-scroll {
  padding: 0 18px 18px;
}

.section-heading {
  margin: 18px 0 10px;
  font-size: 18px;
}

.charts-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.panel {
  background: var(--panel);
  padding: 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-subtitle {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
}

.badge {
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--accent);
  font-size: 11px;
}

.badge-green {
  background: #1db954;
}

/* --------------------------------------------------
   PRICING / FORMS
-------------------------------------------------- */
.grid {
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

input, select, button {
  font-size: 14px;
}

input, select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  background: #0d1b33;
  color: var(--text);
  border: 1px solid var(--border);
  margin: 8px 0;
}

button {
  padding: 10px 12px;
  background: var(--accent);
  border-radius: 8px;
  border: none;
  cursor: pointer;
  color: white;
}

/* --------------------------------------------------
   TABLE (ORDERS)
-------------------------------------------------- */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.table th {
  text-align: left;
  color: var(--muted);
}

/* --------------------------------------------------
   LIST (Device Manager)
-------------------------------------------------- */
.list li {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

/* --------------------------------------------------
   RESPONSIVE
-------------------------------------------------- */
@media (max-width: 1100px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .charts-row { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .sidebar { display: none; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}