/* ========== LOGIN ========== */
#login-screen {
  display: none;
  position: fixed; inset: 0;
  background:
    radial-gradient(900px 600px at 15% -5%, rgba(245,197,24,0.10), transparent 60%),
    radial-gradient(800px 700px at 95% 110%, rgba(11,11,12,0.05), transparent 60%),
    #F2F2F7;
  z-index: 100;
  align-items: center; justify-content: center;
  padding: 24px;
}
#login-screen.active { display: flex; }
.login-box {
  background: rgba(255,255,255,0.95);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  color: var(--ink);
  border-radius: var(--r-xl);
  padding: 44px 40px;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.7);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.brand-logo { width: 200px; height: auto; display: block; margin: 0 auto; }
.sidebar-logo { width: 148px; height: auto; display: block; margin: 0 auto; }
.login-box h2 { color: var(--ink); font-size: 19px; font-weight: 700; text-align: center; margin-bottom: 24px; letter-spacing: -0.03em; }
.login-field { margin-bottom: 14px; }
.login-field label { display: block; font-size: 11.5px; color: var(--muted); margin-bottom: 6px; font-weight: 600; letter-spacing: 0.2px; }
.login-field input {
  width: 100%;
  padding: 13px 15px;
  border-radius: var(--r);
  border: 1.5px solid var(--line-strong);
  background: var(--surface-2);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  font-size: 15px;
}
.login-field input:focus { border-color: var(--yellow); background: #fff; box-shadow: var(--ring); }
.login-btn {
  width: 100%; margin-top: 10px;
  padding: 14px;
  background: var(--black);
  color: #fff;
  font-weight: 700;
  border-radius: var(--r-full);
  font-size: 15px;
  letter-spacing: -0.01em;
  box-shadow: 0 2px 8px rgba(0,0,0,0.20);
  transition: transform 0.12s, background 0.15s, box-shadow 0.15s;
}
.login-btn:hover { background: #2c2c2e; box-shadow: 0 4px 18px rgba(0,0,0,0.26); }
.login-btn:active { transform: scale(0.98); }
.login-error { color: var(--danger); font-size: 13px; margin-top: 10px; text-align: center; min-height: 18px; }
.login-hint { color: var(--muted); font-size: 12px; margin-top: 22px; text-align: center; line-height: 1.6; }
.login-hint code { background: var(--surface-2); color: var(--ink-2); padding: 2px 6px; border-radius: 5px; border: 1px solid var(--line); font-family: ui-monospace, monospace; }

/* ========== APP LAYOUT ========== */
#app { display: none; min-height: 100vh; }
#app.active { display: grid; grid-template-columns: 252px 1fr; }

/* ---------- SIDEBAR ---------- */
.sidebar {
  background: #FFFFFF;
  color: var(--ink);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  border-right: 1px solid var(--line);
  box-shadow: 2px 0 16px rgba(0,0,0,0.04);
  z-index: 10;
}
.sidebar-header {
  padding: 18px 18px 14px;
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--line);
}
.sidebar-logo { width: 140px; height: auto; border-radius: 8px; display: block; }

.sidebar-user {
  padding: 10px 12px;
  margin: 8px 8px 4px;
  display: flex; align-items: center; gap: 10px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  transition: background 0.15s;
}
.user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1C1C1E 0%, #3A3A3C 100%);
  color: var(--yellow);
  font-weight: 700; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
  flex: 0 0 auto;
  box-shadow: 0 2px 6px rgba(0,0,0,0.18);
}
.user-info { overflow: hidden; min-width: 0; }
.user-info .name { font-size: 13px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-info .role { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.7px; font-weight: 600; margin-top: 1px; }

.nav { flex: 1; padding: 6px 6px 12px; overflow-y: auto; }

/* ── Standalone (Dashboard) ── */
.nav-standalone {
  margin-bottom: 4px;
  padding-left: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

/* ── Group container ── */
.nav-group { margin-bottom: 1px; }

/* ── Group header — section label style ── */
.nav-group-header {
  display: flex; align-items: center; gap: 8px;
  width: 100%; padding: 8px 8px 5px;
  border-radius: var(--r-sm);
  border: none; background: transparent;
  color: var(--muted-2);
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.15s, background 0.12s;
  text-align: left;
  margin-top: 6px;
}
.nav-group-header:hover { background: rgba(0,0,0,0.03); color: var(--ink-soft); }
.nav-group-header .ico {
  width: 18px; height: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; flex-shrink: 0;
  opacity: 0.75;
}
.nav-group-label { flex: 1; }

/* ── Chevron ── */
.nav-chevron {
  flex-shrink: 0;
  width: 7px; height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg) translateY(1px);
  transition: transform 0.22s var(--ease-in-out);
  opacity: 0.5;
}
.nav-group[data-open] > .nav-group-header .nav-chevron {
  transform: rotate(45deg) translateY(-1px);
  opacity: 0.8;
}
.nav-group[data-open] > .nav-group-header { color: var(--ink-soft); }

/* ── Collapsible items ── */
.nav-group-items {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.26s var(--ease-in-out);
}
.nav-group[data-open] > .nav-group-items { max-height: 900px; }

/* ── Nav item ── */
.nav-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 9px 7px 12px;
  border-radius: var(--r-sm);
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  position: relative;
  transition: background 0.1s, color 0.1s;
  margin-bottom: 1px;
}
.nav-item:hover { background: rgba(0,0,0,0.04); color: var(--ink); }
.nav-item.active {
  background: var(--yellow-soft);
  color: var(--black);
  font-weight: 600;
}
.nav-item.active::before {
  content: "";
  position: absolute;
  left: 3px; top: 6px; bottom: 6px; width: 3px;
  background: var(--yellow);
  border-radius: var(--r-full);
}
.nav-item .ico {
  width: 20px; height: 20px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0;
}
.nav-item.hidden { display: none; }

.sidebar-footer { padding: 10px 8px 12px; border-top: 1px solid var(--line); }
.logout-btn {
  width: 100%; padding: 9px 14px;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-full);
  font-weight: 500;
  font-size: 13px;
  transition: all 0.15s;
  letter-spacing: -0.01em;
}
.logout-btn:hover { background: #FFF1F0; border-color: var(--danger); color: var(--danger); }

/* ---------- MAIN ---------- */
.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  background: rgba(242,242,247,0.90);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  padding: 12px 28px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 10;
}
.topbar h1 { font-size: 19px; font-weight: 700; color: var(--ink); letter-spacing: -0.03em; }
.topbar .crumb { color: var(--muted); font-size: 11px; margin-top: 2px; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.date-chip {
  background: rgba(255,255,255,0.85);
  color: var(--ink-soft);
  padding: 5px 12px;
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--line);
}
.cloud-chip {
  padding: 5px 12px;
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.85);
  color: var(--muted);
  display: inline-flex; align-items: center; gap: 6px;
  cursor: default;
}
.cloud-chip::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: var(--r-full);
  background: var(--muted-3);
}
.cloud-chip[data-status="ok"]         { background: #ECFDF5; color: #065F46; border-color: #BBF7D0; }
.cloud-chip[data-status="ok"]::before { background: #34C759; }
.cloud-chip[data-status="conectando"] { background: #EFF6FF; color: #1E40AF; border-color: #BFDBFE; }
.cloud-chip[data-status="conectando"]::before { background: #007AFF; animation: cloudPulse 1s ease-in-out infinite; }
.cloud-chip[data-status="erro"]       { background: #FFF1F0; color: #991B1B; border-color: #FCA5A5; }
.cloud-chip[data-status="erro"]::before { background: #FF3B30; }
.cloud-chip[data-status="offline"]    { background: #FFF8EC; color: #9A3412; border-color: #FED7AA; }
.cloud-chip[data-status="offline"]::before { background: #FF9500; }
@keyframes cloudPulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

.content { padding: 26px 28px; flex: 1; max-width: 1400px; width: 100%; margin: 0 auto; }

/* ---------- QUICKBAR ---------- */
#admin-quickbar {
  background: rgba(255,255,255,0.80);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 7px 28px;
  display: flex; gap: 8px; align-items: center;
  flex-wrap: wrap;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  #app.active { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: -268px; width: 268px;
    z-index: 20;
    transition: left 0.25s var(--ease-in-out);
    box-shadow: var(--shadow-md);
    background: rgba(255,255,255,0.97);
  }
  .sidebar.open { left: 0; }
  .menu-toggle { display: inline-flex !important; }
  .content { padding: 16px 18px; }
  .topbar { padding: 10px 18px; }
}
.menu-toggle {
  display: none; padding: 6px 10px; font-size: 18px;
  background: rgba(255,255,255,0.85); border: 1px solid var(--line); border-radius: var(--r-sm);
}