@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400;600;700&family=Montserrat:wght@400;500;600&display=swap');

:root {
  --mdt-bg: #03050f;
  --mdt-bg-panel: rgba(3, 5, 15, 0.97);
  --mdt-bg-card: rgba(0, 0, 0, 0.35);
  --mdt-border: rgba(255, 204, 0, 0.55);
  --mdt-accent: #ffcc00;
  --mdt-accent-hover: rgba(255, 204, 0, 0.75);
  --mdt-blue: #22427c;
  --mdt-text: #ffffff;
  --mdt-muted: rgba(255, 255, 255, 0.65);
  --mdt-danger: #d62755;
  --logo-bg: #0d0f12;
}

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

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--mdt-bg);
  color: var(--mdt-text);
  min-height: 100vh;
}

h1, h2, .nav-group-title, .btn-primary, .tab-btn {
  font-family: 'Barlow', sans-serif;
}

/* ===== LOGIN (style MDT original + logo 5mStudio) ===== */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(ellipse at top, #0a1630 0%, var(--mdt-bg) 60%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--mdt-bg-panel);
  border: 2px solid var(--mdt-border);
  border-radius: 8px;
  padding: 40px 36px;
  text-align: center;
  box-shadow: 0 0 40px rgba(255, 204, 0, 0.08);
}

.login-logo {
  width: 96px;
  height: 96px;
  margin: 0 auto 20px;
  padding: 8px;
  background: var(--logo-bg);
  border: 1px solid var(--mdt-border);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-logo img { width: 100%; height: 100%; object-fit: contain; }

.login-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.login-subtitle {
  color: var(--mdt-muted);
  margin-bottom: 28px;
  font-size: 14px;
}

.login-card form { text-align: left; }

.form-group { margin-bottom: 14px; }

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--mdt-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 6px;
  color: var(--mdt-text);
  font-family: inherit;
  font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--mdt-accent);
  border-width: 2px;
  padding: 9px 11px;
}

.form-group textarea { min-height: 80px; resize: vertical; }

.form-check label { display: flex; align-items: center; gap: 8px; text-transform: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: none;
  border-radius: 5px;
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--mdt-bg-card);
  color: #fff;
  width: 100%;
  border: 1px solid var(--mdt-border);
}

.btn-primary:hover { background: var(--mdt-accent-hover); color: #111; }

.btn-secondary {
  background: var(--mdt-blue);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover { opacity: 0.9; }

.btn-danger {
  background: transparent;
  color: var(--mdt-danger);
  border: 1px solid var(--mdt-danger);
}

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

.btn-sm { padding: 5px 10px; font-size: 11px; }

.btn-disconnect {
  padding: 6px 14px;
  background: transparent;
  color: #fff;
  border: 1px solid var(--mdt-danger);
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
}

.btn-disconnect:hover { background: var(--mdt-danger); }

.login-error, .login-success {
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 13px;
}

.login-error { background: rgba(214, 39, 85, 0.15); border: 1px solid var(--mdt-danger); color: #ffb4c4; }
.login-success { background: rgba(255, 204, 0, 0.12); border: 1px solid var(--mdt-accent); color: var(--mdt-accent); }

.login-switch { margin-top: 20px; font-size: 13px; color: var(--mdt-muted); }
.link-btn { background: none; border: none; color: var(--mdt-accent); cursor: pointer; text-decoration: underline; }

/* ===== APP SHELL ===== */
.app-shell { min-height: 100vh; display: flex; flex-direction: column; }

.navbar {
  height: 56px;
  background: var(--mdt-bg-panel);
  border-bottom: 2px solid var(--mdt-border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 24px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
}

.navbar-brand img { width: 28px; height: 28px; border-radius: 4px; }
.navbar-brand span { font-weight: 700; font-size: 15px; letter-spacing: 0.5px; }

.navbar-tabs { flex: 1; }

.tab-btn {
  background: none;
  border: none;
  color: var(--mdt-muted);
  padding: 8px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-size: 14px;
}

.tab-btn.active { color: var(--mdt-accent); border-bottom-color: var(--mdt-accent); }

.navbar-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.user-info { font-size: 12px; color: var(--mdt-muted); }

.layout {
  display: flex;
  flex: 1;
  min-height: 0;
  background: linear-gradient(180deg, #050a18 0%, var(--mdt-bg) 100%);
}

.sidebar {
  width: 260px;
  min-width: 260px;
  background: var(--mdt-bg-panel);
  border-right: 1px solid rgba(255, 204, 0, 0.25);
  overflow-y: auto;
  padding: 12px 0 24px;
}

.nav-group { margin-bottom: 8px; }

.nav-group-title {
  padding: 10px 18px 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--mdt-accent);
}

.nav-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 18px 9px 22px;
  background: none;
  border: none;
  color: var(--mdt-muted);
  font-size: 13px;
  cursor: pointer;
  border-left: 3px solid transparent;
}

.nav-item:hover { color: #fff; background: rgba(255, 204, 0, 0.06); }

.nav-item.active {
  color: #fff;
  background: rgba(255, 204, 0, 0.1);
  border-left-color: var(--mdt-accent);
}

.main { flex: 1; padding: 24px; overflow: auto; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: #3a4d8f;
  text-shadow: 0 0 20px rgba(58, 77, 143, 0.3);
}

.dash-group { margin-bottom: 28px; }
.dash-group h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--mdt-accent);
  margin-bottom: 12px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}

.stat-card {
  background: var(--mdt-bg-card);
  border: 1px solid rgba(255, 204, 0, 0.3);
  border-radius: 8px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.stat-card:hover {
  border-color: var(--mdt-accent);
  background: rgba(255, 204, 0, 0.08);
  transform: translateY(-1px);
}

.stat-card .label { font-size: 12px; color: var(--mdt-muted); margin-bottom: 6px; }
.stat-card .value { font-size: 24px; font-weight: 700; font-family: 'Barlow', sans-serif; }

.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }

.search-input {
  flex: 1;
  min-width: 220px;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  color: #fff;
}

.search-input:focus { outline: none; border-color: var(--mdt-accent); }

.table-wrap {
  background: var(--mdt-bg-card);
  border: 1px solid rgba(255, 204, 0, 0.25);
  border-radius: 8px;
  overflow: auto;
}

table { width: 100%; border-collapse: collapse; font-size: 12px; }

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

th {
  background: rgba(34, 66, 124, 0.5);
  color: var(--mdt-accent);
  font-family: 'Barlow', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
}

tr:hover td { background: rgba(255, 204, 0, 0.04); }

td.actions { white-space: nowrap; }

.empty-state {
  padding: 48px;
  text-align: center;
  color: var(--mdt-muted);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 5, 15, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
}

.modal {
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow: auto;
  background: var(--mdt-bg-panel);
  border: 2px solid var(--mdt-border);
  border-radius: 8px;
  padding: 24px;
}

.modal-wide { max-width: 720px; }

.modal h2 {
  font-size: 20px;
  margin-bottom: 16px;
  color: var(--mdt-accent);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; min-width: 0; max-height: 200px; }
}