/* ============================================================
   FABIUS DASHBOARD — Styles
   ============================================================ */

/* ── Login Screen ───────────────────────────────────────────── */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--fab-bg-0);
  position: relative;
  overflow: hidden;
}

.login-screen::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: var(--fab-shield-blue);
  filter: blur(120px);
  opacity: 0.15;
  top: -150px;
  right: -100px;
}

.login-card {
  text-align: center;
  background: var(--fab-bg-card);
  border: 1px solid var(--fab-border);
  border-radius: var(--fab-radius-xl);
  padding: var(--fab-space-12) var(--fab-space-10);
  backdrop-filter: blur(16px);
  max-width: 380px;
  width: 100%;
}

.login-logo {
  width: 72px;
  height: 72px;
  margin-bottom: var(--fab-space-4);
  filter: drop-shadow(0 0 20px hsla(42, 78%, 55%, 0.3));
  border-radius: var(--fab-radius-lg);
  background: transparent;
}

.login-title {
  font-size: var(--fab-fs-2xl);
  font-weight: var(--fab-fw-bold);
  letter-spacing: 0.15em;
  background: linear-gradient(135deg, var(--fab-gold), var(--fab-gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--fab-space-1);
}

.login-subtitle {
  font-size: var(--fab-fs-sm);
  color: var(--fab-text-2);
  margin-bottom: var(--fab-space-8);
}

.login-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--fab-space-2);
  padding: var(--fab-space-3) var(--fab-space-8);
  background: linear-gradient(135deg, var(--fab-shield-blue), var(--fab-shield-dark));
  color: white;
  font-weight: var(--fab-fw-semi);
  font-size: var(--fab-fs-md);
  border: none;
  border-radius: var(--fab-radius-lg);
  cursor: pointer;
  transition: all var(--fab-dur-slow) var(--fab-ease);
  box-shadow: 0 4px 20px hsla(215, 65%, 50%, 0.3);
  width: 100%;
  justify-content: center;
}

.login-btn svg {
  width: 18px;
  height: 18px;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px hsla(215, 65%, 50%, 0.5);
}

.login-note {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-muted);
  margin-top: var(--fab-space-4);
}

/* ── App Shell ──────────────────────────────────────────────── */

.app-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

/* ── Sidebar ────────────────────────────────────────────────── */

.sidebar {
  background: var(--fab-bg-1);
  border-right: 1px solid var(--fab-border);
  display: flex;
  flex-direction: column;
  padding: var(--fab-space-5) 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--fab-space-3);
  padding: 0 var(--fab-space-6) var(--fab-space-6);
  border-bottom: 1px solid var(--fab-border);
  margin-bottom: var(--fab-space-4);
}

.sidebar-logo {
  width: 28px;
  height: 28px;
  filter: drop-shadow(0 0 8px hsla(42, 78%, 55%, 0.3));
}

.sidebar-title {
  font-size: var(--fab-fs-md);
  font-weight: var(--fab-fw-bold);
  letter-spacing: 0.12em;
  background: linear-gradient(135deg, var(--fab-gold), var(--fab-gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--fab-space-1);
  padding: 0 var(--fab-space-3);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--fab-space-3);
  padding: var(--fab-space-2) var(--fab-space-3);
  border-radius: var(--fab-radius-md);
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-medium);
  color: var(--fab-text-1);
  text-decoration: none;
  transition: all var(--fab-duration) var(--fab-ease);
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.nav-item:hover {
  background: var(--fab-bg-hover);
  color: var(--fab-text-0);
}

.nav-item.active {
  background: hsla(215, 65%, 50%, 0.12);
  color: var(--fab-shield-light);
}

.nav-item.active svg {
  color: var(--fab-shield-blue);
}

/* -- Sidebar Machines -- */
.sidebar-machines { padding: var(--fab-space-3) var(--fab-space-4); border-top: 1px solid var(--fab-border); margin-top: auto; }
.machines-header { display: flex; align-items: center; gap: var(--fab-space-2); font-size: 11px; font-weight: var(--fab-fw-semi); color: var(--fab-text-2); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: var(--fab-space-2); }
.machines-header svg { width: 13px; height: 13px; opacity: 0.6; }
.machines-list { display: flex; flex-direction: column; gap: 2px; max-height: 140px; overflow-y: auto; }
.machine-item { display: flex; align-items: center; gap: var(--fab-space-2); padding: 4px var(--fab-space-2); border-radius: 4px; font-size: 12px; transition: background var(--fab-duration) var(--fab-ease); cursor: default; }
.machine-item:hover { background: var(--fab-bg-hover); }
.machine-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.dot-connected { background: hsl(145, 65%, 45%); box-shadow: 0 0 6px hsla(145, 65%, 45%, 0.5); }
.dot-disconnected { background: hsl(220, 10%, 35%); opacity: 0.6; }
.machine-name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--fab-text-1); font-weight: var(--fab-fw-medium); }
.machine-disconnected .machine-name { color: var(--fab-text-2); }
.machine-ago { font-size: 10px; color: var(--fab-text-2); flex-shrink: 0; }
.machine-connected .machine-ago { color: hsl(145, 50%, 50%); }
.machine-empty { font-size: 11px; color: hsl(220, 10%, 35%); padding: var(--fab-space-1) 0; }

/* ── Sidebar User ───────────────────────────────────────────── */

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--fab-space-3);
  padding: var(--fab-space-4) var(--fab-space-5);
  border-top: 1px solid var(--fab-border);
  margin-top: auto;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--fab-shield-blue), var(--fab-shield-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fab-fw-bold);
  font-size: var(--fab-fs-sm);
  color: white;
  flex-shrink: 0;
}

.user-info {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-semi);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-email {
  font-size: 11px;
  color: var(--fab-text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-logout {
  background: none;
  border: none;
  color: var(--fab-text-2);
  cursor: pointer;
  padding: var(--fab-space-1);
  border-radius: var(--fab-radius-md);
  transition: all var(--fab-duration) var(--fab-ease);
}

.btn-logout svg {
  width: 18px;
  height: 18px;
}

.btn-logout:hover {
  color: var(--fab-critical);
  background: var(--fab-critical-bg);
}

/* ── Main Content ───────────────────────────────────────────── */

.main-content {
  padding: var(--fab-space-8) var(--fab-space-10);
  overflow-y: auto;
  max-width: 1100px;
}

.view { display: none; }
.view.active { display: block; }

.view-title {
  font-size: var(--fab-fs-2xl);
  font-weight: var(--fab-fw-bold);
  margin-bottom: var(--fab-space-2);
}

.view-subtitle {
  font-size: var(--fab-fs-sm);
  color: var(--fab-text-1);
  margin-bottom: var(--fab-space-8);
}

/* ── Stats Grid ─────────────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--fab-space-4);
  margin-bottom: var(--fab-space-8);
}

.stat-card {
  background: var(--fab-bg-card);
  border: 1px solid var(--fab-border);
  border-radius: var(--fab-radius-xl);
  padding: var(--fab-space-5);
  backdrop-filter: blur(12px);
  transition: all var(--fab-dur-slow) var(--fab-ease);
}

.stat-card:hover {
  border-color: var(--fab-border-light);
  transform: translateY(-2px);
}

.stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--fab-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--fab-space-3);
}

.stat-icon svg {
  width: 18px;
  height: 18px;
}

.stat-icon-blue {
  background: hsla(215, 65%, 50%, 0.12);
  color: var(--fab-shield-blue);
}

.stat-icon-green {
  background: hsla(145, 65%, 40%, 0.12);
  color: hsl(145, 65%, 45%);
}

.stat-icon-red {
  background: var(--fab-critical-bg);
  color: var(--fab-critical);
}

.stat-icon-gold {
  background: hsla(42, 78%, 55%, 0.12);
  color: var(--fab-gold);
}

.stat-value {
  font-size: var(--fab-fs-2xl);
  font-weight: var(--fab-fw-bold);
  margin-bottom: var(--fab-space-1);
}

.stat-label {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
}

/* ── Section Card ───────────────────────────────────────────── */

.section-card {
  background: var(--fab-bg-card);
  border: 1px solid var(--fab-border);
  border-radius: var(--fab-radius-xl);
  padding: var(--fab-space-6);
  margin-bottom: var(--fab-space-6);
  backdrop-filter: blur(12px);
}

.section-card h2 {
  font-size: var(--fab-fs-lg);
  font-weight: var(--fab-fw-semi);
  margin-bottom: var(--fab-space-4);
}

/* ── Subscription ───────────────────────────────────────────── */

.subscription-info {
  display: flex;
  align-items: center;
  gap: var(--fab-space-4);
}

.sub-tier {
  padding: var(--fab-space-1) var(--fab-space-3);
  background: hsla(215, 65%, 50%, 0.12);
  color: var(--fab-shield-light);
  border-radius: var(--fab-radius-full);
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-bold);
}

.sub-detail {
  flex: 1;
  font-size: var(--fab-fs-sm);
  color: var(--fab-text-1);
}

.sub-upgrade-btn {
  padding: var(--fab-space-2) var(--fab-space-5);
  background: linear-gradient(135deg, var(--fab-shield-blue), var(--fab-shield-dark));
  color: white;
  border-radius: var(--fab-radius-md);
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-semi);
  text-decoration: none;
  transition: all var(--fab-duration) var(--fab-ease);
  display: inline-block;
}

.sub-upgrade-btn:hover {
  box-shadow: 0 4px 16px hsla(215, 65%, 50%, 0.3);
  transform: translateY(-1px);
  color: white;
}

/* ── Empty State ────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: var(--fab-space-12);
  color: var(--fab-text-2);
}

.empty-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--fab-space-4);
  opacity: 0.4;
}

.empty-state h3 {
  font-size: var(--fab-fs-lg);
  color: var(--fab-text-1);
  margin-bottom: var(--fab-space-2);
}

.empty-state p {
  font-size: var(--fab-fs-sm);
  max-width: 400px;
  margin: 0 auto;
  line-height: var(--fab-lh-relaxed);
}

/* -- Risks -- */

.risk-row {
  display: flex;
  align-items: center;
  gap: var(--fab-space-4);
  padding: var(--fab-space-4);
  border-bottom: 1px solid var(--fab-border);
  transition: background var(--fab-duration) var(--fab-ease);
}

.risk-row:last-child { border-bottom: none; }
.risk-row:hover { background: var(--fab-bg-hover); }

.risk-severity {
  padding: 2px 10px;
  border-radius: var(--fab-radius-full);
  font-size: 11px;
  font-weight: var(--fab-fw-bold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.risk-severity.critical {
  background: var(--fab-critical-bg);
  color: var(--fab-critical);
}

.risk-name {
  font-weight: var(--fab-fw-semi);
  font-size: var(--fab-fs-sm);
  flex-shrink: 0;
  min-width: 140px;
}

.risk-desc {
  font-size: var(--fab-fs-sm);
  color: var(--fab-text-1);
  flex: 1;
}

.risk-date {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
  flex-shrink: 0;
}

/* ── Settings ───────────────────────────────────────────────── */

.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--fab-space-3) 0;
  border-bottom: 1px solid var(--fab-border);
}

.settings-row:last-child { border-bottom: none; }

.settings-label {
  font-size: var(--fab-fs-sm);
  color: var(--fab-text-2);
}

.settings-value {
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-medium);
}

.settings-mono {
  font-family: monospace;
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
}

.btn-danger {
  padding: var(--fab-space-2) var(--fab-space-5);
  background: transparent;
  border: 1px solid var(--fab-critical);
  color: var(--fab-critical);
  border-radius: var(--fab-radius-md);
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-medium);
  cursor: pointer;
  transition: all var(--fab-duration) var(--fab-ease);
}

.btn-danger:hover {
  background: var(--fab-critical-bg);
}

/* -- Subscription Status -- */
.sub-status { transition: color 0.3s ease; }
.sub-status-checking { color: var(--fab-text-2) !important; animation: fab-pulse 1.5s ease-in-out infinite; }
.sub-status-active { color: hsl(145, 65%, 45%) !important; font-weight: var(--fab-fw-semi); }
.sub-status-expired { color: var(--fab-critical) !important; font-weight: var(--fab-fw-semi); }
.sub-status-unknown { color: var(--fab-gold) !important; }
@keyframes fab-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ── Backups Grid ───────────────────────────────────────────── */

.backup-card {
  background: var(--fab-bg-card);
  border: 1px solid var(--fab-border);
  border-radius: var(--fab-radius-xl);
  padding: var(--fab-space-5);
  transition: all var(--fab-dur-slow) var(--fab-ease);
}

.backup-card:hover {
  border-color: var(--fab-shield-blue);
  transform: translateY(-2px);
}

.backup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--fab-space-3);
}

.backup-date {
  font-size: var(--fab-fs-sm);
  font-weight: var(--fab-fw-semi);
}

.backup-size {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
}

.backup-meta {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
  display: flex;
  flex-direction: column;
  gap: var(--fab-space-1);
}

/* ── Activity ───────────────────────────────────────────────── */

.activity-item {
  display: flex;
  align-items: center;
  gap: var(--fab-space-3);
  padding: var(--fab-space-3) 0;
  border-bottom: 1px solid var(--fab-border);
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.activity-dot.green { background: hsl(145, 65%, 45%); }
.activity-dot.blue { background: var(--fab-shield-blue); }
.activity-dot.red { background: var(--fab-critical); }
.activity-dot.gold { background: var(--fab-gold); }

.activity-text {
  font-size: var(--fab-fs-sm);
  flex: 1;
}

.activity-time {
  font-size: var(--fab-fs-xs);
  color: var(--fab-text-2);
}

/* ── Responsive ─────────────────────────────────────────────── */

@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: auto;
    flex-direction: row;
    padding: var(--fab-space-2) var(--fab-space-3);
    border-right: none;
    border-top: 1px solid var(--fab-border);
    z-index: 100;
  }
  .sidebar-brand, .sidebar-user, .sidebar-machines { display: none; }
  .sidebar-nav {
    flex-direction: row;
    justify-content: space-around;
    width: 100%;
    padding: 0;
  }
  .nav-item span { display: none; }
  .main-content { padding: var(--fab-space-6); padding-bottom: 80px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .subscription-info { flex-direction: column; align-items: flex-start; }
}