/* ─── Reset & Tokens ────────────────────────────────────── */
:root {
  --bg:        #e2eafc;
  --surface:   rgba(208, 221, 247, 0.85);
  --border:    #b6cbf0;
  --border-h:  #9bb5e6;
  --txt:       #0f2243;
  --txt2:      #334a6e;
  --txt3:      #5b7b9f;
  --hv:        #366bd9;
  --hv-bg:     rgba(54, 107, 217, 0.12);
  --esxi:      #c75e22;
  --esxi-bg:   rgba(199, 94, 34, 0.12);
  --proxmox:   #7c3aed;
  --proxmox-bg:rgba(124, 58, 237, 0.12);
  --green:     #269970;
  --green-bg:  rgba(38, 153, 112, 0.12);
  --red:       #d9364b;
  --red-bg:    rgba(217, 54, 75, 0.12);
  --yellow:    #d48c08;
  --r:         10px;
  --t:         0.2s ease;
  --mono:      'JetBrains Mono', monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--txt); min-height: 100vh; display: flex; flex-direction: column; }
::-webkit-scrollbar { width: 6px; } ::-webkit-scrollbar-track { background: transparent; } ::-webkit-scrollbar-thumb { background: rgba(54, 107, 217, 0.2); border-radius: 3px; }

/* ─── Topbar ────────────────────────────────────────────── */
#topbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: flex-start;
  padding: 0.9rem 2rem;
  background: rgba(208, 221, 247, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  gap: 1.5rem;
}
.brand {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 1rem; font-weight: 700; white-space: nowrap;
  letter-spacing: -0.3px;
}
.brand i { color: var(--hv); font-size: 1.1rem; }
.topbar-right { display: flex; align-items: center; gap: 0.75rem; flex: 1; justify-content: flex-end; margin-left: auto; }

#search {
  background: rgba(54, 107, 217, 0.05); border: 1px solid var(--border);
  color: var(--txt); font-family: 'Inter', sans-serif; font-size: 0.82rem;
  padding: 0.55rem 0.9rem; border-radius: var(--r);
  width: 220px; transition: var(--t);
}
#search:focus { outline: none; border-color: var(--hv); background: rgba(54, 107, 217, 0.08); width: 280px; }
#search::placeholder { color: var(--txt3); font-family: 'Inter', sans-serif; }

.filter-group { display: flex; background: rgba(54, 107, 217, 0.04); border: 1px solid var(--border); border-radius: 8px; padding: 2px; }
.f-btn {
  background: transparent; border: none; color: var(--txt2);
  padding: 0.35rem 0.75rem; border-radius: 6px;
  font-size: 0.78rem; font-weight: 600; cursor: pointer; transition: var(--t); font-family: 'Inter', sans-serif;
}
.f-btn:hover { color: var(--txt); }
.f-btn.active { background: rgba(54, 107, 217, 0.12); color: var(--txt); }

.btn-refresh {
  display: flex; align-items: center; gap: 0.45rem;
  background: var(--hv-bg); border: 1px solid rgba(46,143,255,0.25);
  color: var(--hv); padding: 0.5rem 1rem; border-radius: var(--r);
  font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: var(--t); font-family: 'Inter', sans-serif;
}
.btn-refresh:hover { background: rgba(46,143,255,0.18); }
.btn-refresh.loading i { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Stats Bar ─────────────────────────────────────────── */
#stats-bar {
  display: flex; gap: 0; border-bottom: 1px solid var(--border);
  background: rgba(208, 221, 247, 0.6);
}
.stat {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  padding: 0.9rem 1rem; border-right: 1px solid var(--border);
  gap: 0.2rem;
}
.stat:last-child { border-right: none; }
.stat span { font-size: 1.4rem; font-weight: 700; font-family: var(--mono); letter-spacing: -1px; }
.stat label { font-size: 0.7rem; color: var(--txt3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
#s-running { color: var(--green); }
#s-offline { color: var(--red); }

/* ─── Main Grid ─────────────────────────────────────────── */
#grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 1.25rem;
  padding: 1.5rem 2rem;
  align-items: start;
  flex: 1;
}

/* ─── Host Card ─────────────────────────────────────────── */
.host-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  backdrop-filter: blur(16px);
  transition: border-color var(--t);
}
.host-card:hover { border-color: var(--border-h); }
.host-card.hv-card { border-top: 2px solid var(--hv); }
.host-card.esxi-card { border-top: 2px solid var(--esxi); }
.host-card.proxmox-card { border-top: 2px solid var(--proxmox); }

.card-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
}
.card-ident { display: flex; align-items: center; gap: 0.65rem; }
.host-icon {
  width: 30px; height: 30px; border-radius: 7px;
  display: flex; align-items: center; justify-content: center; font-size: 0.9rem;
}
.hv-icon { background: var(--hv-bg); color: var(--hv); }
.esxi-icon { background: var(--esxi-bg); color: var(--esxi); }
.proxmox-icon { background: var(--proxmox-bg); color: var(--proxmox); }
.host-name { font-weight: 600; font-size: 0.92rem; }
.host-type { font-size: 0.68rem; color: var(--txt3); margin-top: 1px; font-weight: 500; }
.host-badge {
  display: flex; align-items: center; gap: 0.35rem;
  font-size: 0.72rem; font-weight: 700; padding: 0.2rem 0.55rem; border-radius: 20px;
}
.badge-online { background: var(--green-bg); color: var(--green); }
.badge-offline { background: var(--red-bg); color: var(--red); }
.badge-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.badge-online .badge-dot { animation: pulse-dot 2s infinite; }
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,115,0.4); }
  50% { box-shadow: 0 0 0 4px rgba(34,197,115,0); }
}

/* ─── VM List ───────────────────────────────────────────── */
.vm-list { padding: 0.5rem 0; }
.vm-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.55rem 1.1rem; transition: background var(--t); gap: 0.5rem;
}
.vm-row:hover { background: rgba(54, 107, 217, 0.06); }
.vm-info { display: flex; align-items: center; gap: 0.6rem; min-width: 0; flex: 1; }
.vm-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.vm-dot.running { background: var(--green); box-shadow: 0 0 6px rgba(34,197,115,0.5); }
.vm-dot.off { background: var(--txt3); }
.vm-dot.suspended { background: var(--yellow); }
.vm-name { font-size: 0.83rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vm-state { font-size: 0.7rem; color: var(--txt3); font-weight: 500; margin-left: auto; flex-shrink: 0; }

.vm-actions { display: flex; gap: 0.3rem; flex-shrink: 0; }
.act-btn {
  width: 26px; height: 26px; border-radius: 5px;
  border: 1px solid var(--border); background: transparent;
  color: var(--txt3); cursor: pointer; display: flex; align-items: center;
  justify-content: center; font-size: 0.72rem; transition: var(--t);
}
.act-btn:hover:not(:disabled) { background: rgba(54, 107, 217, 0.08); border-color: var(--border-h); color: var(--txt); }
.act-btn.s-start:hover:not(:disabled) { color: var(--green); border-color: rgba(34,197,115,0.3); background: var(--green-bg); }
.act-btn.s-stop:hover:not(:disabled) { color: var(--red); border-color: rgba(240,68,68,0.3); background: var(--red-bg); }
.act-btn.s-restart:hover:not(:disabled) { color: var(--yellow); border-color: rgba(245,166,35,0.3); background: rgba(245,166,35,0.1); }
.act-btn:disabled { opacity: 0.2; cursor: not-allowed; }

/* Error and empty states */
.card-error {
  margin: 0.75rem 1.1rem; padding: 0.65rem 0.9rem;
  background: var(--red-bg); border: 1px solid rgba(240,68,68,0.2);
  border-radius: 6px; font-size: 0.75rem; color: var(--red);
  display: flex; gap: 0.5rem; align-items: flex-start; line-height: 1.4;
}
.card-empty { text-align: center; color: var(--txt3); font-size: 0.78rem; padding: 1.25rem; }

/* ─── Loading State ─────────────────────────────────────── */
#grid.loading-state, .loading-state {
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 0.75rem;
  color: var(--txt3); font-size: 0.85rem; padding: 4rem 2rem;
  grid-column: 1 / -1;
}
.spinner { width: 28px; height: 28px; border: 2px solid var(--border); border-top-color: var(--hv); border-radius: 50%; animation: spin 0.8s linear infinite; }

/* ─── Toast ─────────────────────────────────────────────── */
#toasts { position: fixed; bottom: 1.5rem; right: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; z-index: 999; }
.toast {
  display: flex; align-items: flex-start; gap: 0.65rem;
  padding: 0.7rem 1rem; border-radius: 8px;
  border: 1px solid var(--border); backdrop-filter: blur(12px);
  background: rgba(208, 221, 247, 0.95); font-size: 0.8rem;
  animation: slide-in 0.25s ease; max-width: 320px; line-height: 1.4;
}
@keyframes slide-in { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.toast.success { border-color: rgba(34,197,115,0.3); }
.toast.success i { color: var(--green); }
.toast.error { border-color: rgba(240,68,68,0.3); }
.toast.error i { color: var(--red); }
.toast.info i { color: var(--hv); }
.toast-msg b { display: block; margin-bottom: 1px; }

/* ─── View Containers & Footer ──────────────────────────── */
#view-dashboard, #view-signature {
  flex: 1;
}

.footer {
  text-align: center;
  padding: 20px;
  color: var(--txt3);
  font-size: 13px;
  margin-top: auto;
}

/* ─── Main Navigation Tabs ──────────────────────────────── */
.main-tabs {
  display: flex; align-items: center; gap: 0.65rem;
}
.tab-btn {
  display: flex; align-items: center; gap: 0.5rem;
  background: rgba(54, 107, 217, 0.08); border: 1px solid var(--border);
  color: var(--txt2);
  padding: 0.45rem 1rem; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600; cursor: pointer;
  transition: var(--t); font-family: 'Inter', sans-serif;
  text-decoration: none;
}
.tab-btn:hover { color: var(--txt); background: rgba(54, 107, 217, 0.15); border-color: var(--border-h); }
.tab-btn.active {
  background: var(--hv-bg); color: var(--hv);
  border: 1px solid rgba(54, 107, 217, 0.4);
  box-shadow: 0 2px 8px rgba(54, 107, 217, 0.15);
}
.tab-btn[data-tab="signature"].active {
  background: var(--proxmox-bg); color: var(--proxmox);
  border: 1px solid rgba(124, 58, 237, 0.4);
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.15);
}
.tab-btn[data-tab="signature"].active i { color: var(--proxmox); }
.tab-btn[data-tab="dashboard"].active i { color: var(--hv); }

.nav-quick-link {
  color: var(--txt2);
}
.nav-quick-link i.fa-sitemap {
  color: var(--yellow);
}
.nav-quick-link:hover {
  background: rgba(212, 140, 8, 0.12);
  color: var(--txt);
  border-color: rgba(212, 140, 8, 0.4);
  box-shadow: 0 2px 8px rgba(212, 140, 8, 0.15);
}

/* ─── Docker Apps Dropdown ──────────────────────────────── */
.quick-apps-container {
  display: flex; align-items: center; position: relative;
}
.docker-dropdown {
  position: relative;
  display: inline-block;
}
.docker-dropdown-btn {
  display: flex; align-items: center; gap: 0.5rem;
  background: rgba(38, 153, 112, 0.12); border: 1px solid rgba(38, 153, 112, 0.35);
  color: var(--green); padding: 0.45rem 0.9rem; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600; cursor: pointer;
  transition: var(--t); font-family: 'Inter', sans-serif;
}
.docker-dropdown-btn:hover, .docker-dropdown.open .docker-dropdown-btn {
  background: var(--green); color: #ffffff;
  border-color: var(--green);
  box-shadow: 0 4px 12px rgba(38, 153, 112, 0.25);
}
.docker-dropdown-btn .docker-count-badge {
  background: rgba(38, 153, 112, 0.2); color: var(--green);
  font-size: 0.72rem; font-weight: 700; padding: 1px 6px; border-radius: 10px;
  transition: var(--t);
}
.docker-dropdown-btn:hover .docker-count-badge,
.docker-dropdown.open .docker-dropdown-btn .docker-count-badge {
  background: rgba(255, 255, 255, 0.3); color: #ffffff;
}
.docker-dropdown-btn .dd-arrow {
  font-size: 0.7rem; transition: transform var(--t); margin-left: 2px;
}
.docker-dropdown.open .dd-arrow {
  transform: rotate(180deg);
}

.docker-dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 260px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; box-shadow: 0 10px 28px rgba(15, 34, 67, 0.18);
  backdrop-filter: blur(20px); z-index: 200; overflow: hidden;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.docker-dropdown.open .docker-dropdown-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}

.docker-dd-header {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.65rem 0.9rem; background: rgba(38, 153, 112, 0.08);
  border-bottom: 1px solid var(--border);
  font-size: 0.75rem; font-weight: 700; color: var(--green);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.docker-dd-list {
  padding: 0.35rem 0; max-height: 320px; overflow-y: auto;
}
.docker-dd-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.6rem 0.9rem; text-decoration: none;
  color: var(--txt); transition: var(--t);
}
.docker-dd-item:hover {
  background: rgba(38, 153, 112, 0.12);
}
.dd-item-icon {
  width: 32px; height: 32px; border-radius: 7px;
  background: rgba(38, 153, 112, 0.15); color: var(--green);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem; flex-shrink: 0;
}
.docker-dd-item:hover .dd-item-icon {
  background: var(--green); color: #ffffff;
}
.dd-item-info {
  flex: 1; min-width: 0;
}
.dd-item-name {
  font-size: 0.83rem; font-weight: 600; color: var(--txt);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.dd-item-url {
  font-size: 0.72rem; color: var(--txt3); font-family: var(--mono);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 1px;
}
.dd-item-ext {
  font-size: 0.7rem; color: var(--txt3); transition: var(--t); flex-shrink: 0;
}
.docker-dd-item:hover .dd-item-ext {
  color: var(--green); transform: translate(1px, -1px);
}

/* ─── Signature Page Layout ────────────────────────────── */
.signature-page-container {
  max-width: 1200px; margin: 0 auto; padding: 2.2rem 2rem;
  animation: fade-in 0.25s ease;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

.signature-page-header {
  margin-bottom: 1.75rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 1.25rem 1.5rem;
}
.signature-page-header h2 {
  font-size: 1.25rem; font-weight: 700; color: var(--txt);
  display: flex; align-items: center; gap: 0.65rem; margin-bottom: 0.35rem;
}
.signature-page-header p {
  color: var(--txt2); font-size: 0.88rem; margin: 0;
}
.signature-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.75rem;
  align-items: start;
}
@media (max-width: 960px) {
  .signature-grid { grid-template-columns: 1fr; }
}

.sig-form-pane, .export-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 1.4rem;
}
.sig-form-pane h3, .export-card h4 {
  font-size: 0.95rem; font-weight: 700; color: var(--txt);
  display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.2rem;
}
.sig-form-pane h3 i { color: var(--proxmox); }

.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block; font-size: 0.78rem; font-weight: 600;
  color: var(--txt2); margin-bottom: 0.4rem;
}
.form-group input {
  width: 100%; padding: 0.6rem 0.8rem; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg);
  color: var(--txt); font-family: 'Inter', sans-serif; font-size: 0.85rem;
  transition: var(--t); outline: none;
}
.form-group input:focus { border-color: var(--proxmox); background: #ffffff; box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.12); }

.form-actions { margin-top: 1.25rem; display: flex; justify-content: flex-start; }
.btn-subtle {
  background: transparent; border: 1px solid var(--border); color: var(--txt3);
  padding: 0.5rem 0.9rem; border-radius: 8px; font-size: 0.78rem; font-weight: 600;
  cursor: pointer; transition: var(--t); display: flex; align-items: center; gap: 0.45rem;
}
.btn-subtle:hover { border-color: var(--border-h); color: var(--txt); background: rgba(54, 107, 217, 0.05); }

.sig-preview-pane { display: flex; flex-direction: column; gap: 1.5rem; }
.preview-card {
  background: #ffffff; border: 1px solid var(--border); border-radius: var(--r);
  padding: 1.4rem; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}
.preview-head {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 0.8rem; border-bottom: 1px dashed #cccccc; margin-bottom: 1rem;
  font-size: 0.75rem; font-weight: 700; color: #555555; text-transform: uppercase; letter-spacing: 0.5px;
}
.preview-badge { font-size: 0.7rem; color: #888888; background: #f0f0f0; padding: 2px 8px; border-radius: 4px; }
.preview-content { padding: 0.5rem 0; overflow-x: auto; min-height: 130px; display: flex; align-items: center; }

.export-btns { display: flex; flex-direction: column; gap: 0.65rem; }
.btn-sig-primary {
  width: 100%; padding: 0.75rem 1rem; border-radius: 8px; border: 1px solid rgba(124, 58, 237, 0.4);
  background: var(--proxmox-bg); color: var(--proxmox); font-family: 'Inter', sans-serif;
  font-size: 0.88rem; font-weight: 700; cursor: pointer; transition: var(--t);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.btn-sig-primary:hover { background: var(--proxmox); color: #ffffff; box-shadow: 0 6px 20px rgba(124, 58, 237, 0.25); }

.export-sub-btns { display: flex; gap: 0.65rem; }
.btn-sig-secondary {
  flex: 1; padding: 0.6rem 0.8rem; border-radius: 8px; border: 1px solid var(--border);
  background: rgba(54, 107, 217, 0.08); color: var(--hv); font-family: 'Inter', sans-serif;
  font-size: 0.78rem; font-weight: 600; cursor: pointer; transition: var(--t);
  display: flex; align-items: center; justify-content: center; gap: 0.45rem;
}
.btn-sig-secondary:hover { background: var(--hv); color: #ffffff; }

.export-hint {
  margin-top: 1rem; padding: 0.8rem 1rem; background: rgba(54, 107, 217, 0.06);
  border-radius: 8px; font-size: 0.75rem; color: var(--txt3); line-height: 1.6;
}
.export-hint kbd {
  background: var(--surface); border: 1px solid var(--border);
  padding: 1px 6px; border-radius: 4px; font-family: var(--mono); color: var(--txt);
}