/* ===================================================
   N8N MONITOR DASHBOARD — Adaptive Theme (Light / Dark)
   Light is the DEFAULT. Dark via [data-theme="dark"].
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ──────────────────── LIGHT THEME (default) ────────────────── */
:root {
  /* Backgrounds */
  --bg-base:         #eef0f8;
  --bg-layer1:       #f5f6fc;
  --bg-layer2:       #ffffff;
  --bg-glass:        rgba(255,255,255,.65);
  --bg-glass2:       rgba(255,255,255,.85);
  --bg-header:       rgba(245,246,252,.92);
  --bg-traffic:      #151520; /* always dark — traffic light housing */
  --bg-overlay:      rgba(180,185,220,.75);

  /* Borders */
  --border:          rgba(0,0,0,.08);
  --border-hover:    rgba(0,0,0,.15);

  /* Text */
  --text-1:          #1a1a2e;
  --text-2:          #4a4a6a;
  --text-3:          #8a8aaa;

  /* Accents */
  --accent-red:      #dc2626;
  --accent-amber:    #d97706;
  --accent-green:    #16a34a;
  --accent-blue:     #4f46e5;
  --accent-purple:   #9333ea;

  /* Shadows */
  --shadow:          0 2px 12px rgba(0,0,0,.08), 0 6px 24px rgba(0,0,0,.06);
  --shadow-lg:       0 8px 40px rgba(0,0,0,.12);

  /* Semantic tokens */
  --badge-active-bg:      rgba(22,163,74,.1);
  --badge-active-color:   #16a34a;
  --badge-inactive-bg:    rgba(100,100,130,.07);
  --badge-inactive-color: #8a8aaa;
  --error-item-bg:        rgba(220,38,38,.05);
  --error-item-border:    rgba(220,38,38,.18);
  --error-workflow-color: #dc2626;
  --exec-item-bg:         rgba(0,0,0,.025);
  --exec-item-bg2:        rgba(0,0,0,.05);
  --scrollbar-thumb:      rgba(0,0,0,.14);
  --btn-icon-bg:          rgba(0,0,0,.05);
  --btn-icon-border:      rgba(0,0,0,.1);
  --btn-icon-color:       #4a4a6a;
  --input-bg:             #eef0f8;
  --modal-overlay:        rgba(200,205,230,.8);
  --chart-grid:           rgba(0,0,0,.06);
  --chart-label:          rgba(74,74,106,.7);
  --pg-btn-bg:            rgba(0,0,0,.05);
  --pg-btn-border:        rgba(0,0,0,.1);

  /* Misc */
  --radius:       14px;
  --radius-sm:    8px;
  --font:         'Inter', system-ui, sans-serif;
  --mono:         'JetBrains Mono', 'Fira Code', monospace;
  --transition:   .18s cubic-bezier(.4,0,.2,1);
}

/* ──────────────────── DARK THEME ───────────────────────────── */
[data-theme="dark"] {
  --bg-base:         #0a0a0f;
  --bg-layer1:       #111118;
  --bg-layer2:       #16161f;
  --bg-glass:        rgba(255,255,255,.04);
  --bg-glass2:       rgba(255,255,255,.08);
  --bg-header:       rgba(10,10,15,.88);
  --bg-traffic:      #0d0d12;
  --bg-overlay:      rgba(5,5,12,.85);

  --border:          rgba(255,255,255,.08);
  --border-hover:    rgba(255,255,255,.14);

  --text-1:          #f0f0f8;
  --text-2:          #9494b0;
  --text-3:          #5a5a78;

  --accent-red:      #ff4d4d;
  --accent-amber:    #ffb020;
  --accent-green:    #22c55e;
  --accent-blue:     #6366f1;
  --accent-purple:   #a855f7;

  --shadow:          0 8px 32px rgba(0,0,0,.5);
  --shadow-lg:       0 16px 60px rgba(0,0,0,.65);

  --badge-active-bg:      rgba(34,197,94,.12);
  --badge-active-color:   #4ade80;
  --badge-inactive-bg:    rgba(148,148,176,.1);
  --badge-inactive-color: #5a5a78;
  --error-item-bg:        rgba(255,77,77,.07);
  --error-item-border:    rgba(255,77,77,.22);
  --error-workflow-color: #f87171;
  --exec-item-bg:         rgba(255,255,255,.04);
  --exec-item-bg2:        rgba(255,255,255,.07);
  --scrollbar-thumb:      rgba(255,255,255,.12);
  --btn-icon-bg:          rgba(255,255,255,.05);
  --btn-icon-border:      rgba(255,255,255,.08);
  --btn-icon-color:       #9494b0;
  --input-bg:             #111118;
  --modal-overlay:        rgba(5,5,12,.85);
  --chart-grid:           rgba(255,255,255,.05);
  --chart-label:          rgba(148,148,176,.7);
  --pg-btn-bg:            rgba(255,255,255,.05);
  --pg-btn-border:        rgba(255,255,255,.1);
}

/* ──────────────────── RESET ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-1);
  min-height: 100vh;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}
button { cursor: pointer; font-family: var(--font); border: none; background: none; }
input, select { font-family: var(--font); }
a { color: inherit; }

/* ──────────────────── UTILITIES ─────────────────────────────── */
.hidden { display: none !important; }

/* ──────────────────── SCROLLBAR ─────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { filter: brightness(1.3); }

/* ===================================================
   OVERLAY / MODAL
   =================================================== */
.overlay {
  position: fixed; inset: 0;
  background: var(--modal-overlay);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.overlay.active { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg-layer2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  width: 100%; max-width: 460px;
  box-shadow: var(--shadow-lg);
  animation: slideUp .35s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes slideUp {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ===================================================
   HEADER
   =================================================== */
.header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  height: 60px;
  background: var(--bg-header);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background .25s ease, border-color .25s ease;
}
.header-left  { display: flex; align-items: center; gap: 16px; }
.header-logo  { display: flex; align-items: center; gap: 10px; }
.header-title { font-size: 1rem; font-weight: 700; }
.header-url {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--text-3);
  background: var(--btn-icon-bg);
  padding: 3px 10px;
  border-radius: 99px;
  border: 1px solid var(--border);
}
.header-right { display: flex; align-items: center; gap: 10px; }
.last-update-wrap { display: flex; align-items: center; gap: 7px; }
.last-update-label { font-size: .75rem; color: var(--text-3); }

.dot-live {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-green);
  animation: pulse-live 2s infinite;
}
@keyframes pulse-live {
  0%  { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-green) 50%, transparent); }
  70% { box-shadow: 0 0 0 6px transparent; }
  100%{ box-shadow: 0 0 0 0 transparent; }
}

.btn-icon {
  width: 34px; height: 34px;
  background: var(--btn-icon-bg);
  border: 1px solid var(--btn-icon-border);
  border-radius: var(--radius-sm);
  color: var(--btn-icon-color);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-icon:hover { background: var(--exec-item-bg2); color: var(--text-1); border-color: var(--border-hover); }
.btn-icon.spinning svg { animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Theme Toggle button ── */
.btn-theme {
  width: 34px; height: 34px;
  background: var(--btn-icon-bg);
  border: 1px solid var(--btn-icon-border);
  border-radius: var(--radius-sm);
  color: var(--btn-icon-color);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-size: 16px;
  line-height: 1;
}
.btn-theme:hover { background: var(--exec-item-bg2); color: var(--text-1); border-color: var(--border-hover); }

/* ── User Chip ── */
.user-chip {
  display: flex; align-items: center; gap: 9px;
  background: var(--btn-icon-bg);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 4px 12px 4px 4px;
  max-width: 200px;
}
.user-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  object-fit: cover;
}
.user-avatar-placeholder {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 700; color: #fff; flex-shrink: 0;
}
.user-name {
  font-size: .78rem; font-weight: 500; color: var(--text-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.btn-logout {
  width: 30px; height: 30px;
  background: rgba(220,38,38,.08);
  border: 1px solid rgba(220,38,38,.18);
  border-radius: 8px; color: var(--accent-red);
  display: flex; align-items: center; justify-content: center;
  transition: all .18s ease;
}
.btn-logout:hover { background: rgba(220,38,38,.16); }

/* ===================================================
   HERO — Traffic Light
   =================================================== */
.hero-section {
  padding: 40px 28px 28px;
  display: flex; align-items: center; gap: 48px;
  flex-wrap: wrap;
}

.traffic-light-container {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.tl-label-top {
  font-size: .75rem; font-weight: 600; color: var(--text-3);
  text-transform: uppercase; letter-spacing: .08em;
}

.traffic-light {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  background: var(--bg-traffic);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  padding: 16px 14px;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.06);
  position: relative;
  transition: background .25s ease, border-color .25s ease;
}

.tl-light {
  width: 52px; height: 52px; border-radius: 50%;
  transition: opacity .4s ease, box-shadow .4s ease;
  opacity: .2;
}
.tl-light.red   { background: radial-gradient(circle at 35% 35%, #ff8080, #ff4d4d, #99000d); }
.tl-light.amber { background: radial-gradient(circle at 35% 35%, #ffd080, #ffb020, #8a5500); }
.tl-light.green { background: radial-gradient(circle at 35% 35%, #80ffac, #22c55e, #064e22); }

.tl-light.active { opacity: 1; }
.tl-light.red.active   { box-shadow: 0 0 24px 8px rgba(255,77,77,.5), 0 0 60px rgba(255,77,77,.25); animation: pulse-red 1.5s ease-in-out infinite; }
.tl-light.amber.active { box-shadow: 0 0 24px 8px rgba(255,176,32,.5), 0 0 60px rgba(255,176,32,.25); animation: pulse-amber 2s ease-in-out infinite; }
.tl-light.green.active { box-shadow: 0 0 24px 8px rgba(34,197,94,.5), 0 0 60px rgba(34,197,94,.25); animation: pulse-green 3s ease-in-out infinite; }

@keyframes pulse-red   { 0%,100% { box-shadow: 0 0 24px 8px rgba(255,77,77,.5), 0 0 60px rgba(255,77,77,.25); } 50% { box-shadow: 0 0 32px 14px rgba(255,77,77,.7), 0 0 80px rgba(255,77,77,.35); } }
@keyframes pulse-amber { 0%,100% { box-shadow: 0 0 24px 8px rgba(255,176,32,.5), 0 0 60px rgba(255,176,32,.25); } 50% { box-shadow: 0 0 32px 14px rgba(255,176,32,.7), 0 0 80px rgba(255,176,32,.35); } }
@keyframes pulse-green { 0%,100% { box-shadow: 0 0 24px 8px rgba(34,197,94,.5), 0 0 60px rgba(34,197,94,.25); } 50% { box-shadow: 0 0 30px 10px rgba(34,197,94,.6), 0 0 70px rgba(34,197,94,.3); } }

.tl-status-text { font-size: .95rem; font-weight: 600; color: var(--text-1); text-align: center; min-width: 140px; }
.tl-latency     { font-size: .75rem; color: var(--text-3); font-family: var(--mono); }

/* ===================================================
   STAT CARDS
   =================================================== */
.stat-cards { display: flex; gap: 16px; flex-wrap: wrap; flex: 1; }
.stat-card {
  flex: 1; min-width: 140px;
  background: var(--bg-layer2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex; align-items: center; gap: 16px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition), background .25s ease;
}
.stat-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.stat-icon {
  width: 42px; height: 42px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.stat-icon-blue   { background: rgba(99,102,241,.12);  color: var(--accent-blue); }
.stat-icon-green  { background: rgba(22,163,74,.1);    color: var(--accent-green); }
.stat-icon-purple { background: rgba(147,51,234,.1);   color: var(--accent-purple); }
.stat-icon-red    { background: rgba(220,38,38,.1);    color: var(--accent-red); }

.stat-value { font-size: 1.8rem; font-weight: 800; line-height: 1; margin-bottom: 3px; }
.stat-label { font-size: .75rem; color: var(--text-2); }

/* ===================================================
   MAIN GRID
   =================================================== */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 0 28px 28px;
}

.card {
  background: var(--bg-layer2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex; flex-direction: column; gap: 16px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition), box-shadow var(--transition), background .25s ease;
}
.card:hover { border-color: var(--border-hover); box-shadow: var(--shadow-lg); }
.card.wide { grid-column: 1 / -1; }

.card-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
}
.card-title {
  font-size: .95rem; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
  color: var(--text-1);
}
.card-title svg { color: var(--text-3); }

.card-filters { display: flex; gap: 6px; }
.filter-btn {
  padding: 5px 12px;
  font-size: .75rem; font-weight: 500;
  border-radius: 99px;
  background: var(--btn-icon-bg);
  border: 1px solid var(--border);
  color: var(--text-2);
  transition: all var(--transition);
}
.filter-btn:hover { border-color: var(--border-hover); color: var(--text-1); }
.filter-btn.active {
  background: rgba(79,70,229,.15);
  border-color: rgba(79,70,229,.35);
  color: var(--accent-blue);
  font-weight: 600;
}

/* ===================================================
   WORKFLOWS TABLE
   =================================================== */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
.data-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.data-table thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: .72rem; font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase; letter-spacing: .06em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.data-table tbody tr:hover { background: var(--exec-item-bg); }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table td { padding: 12px 14px; vertical-align: middle; }

.wf-name { font-weight: 500; max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wf-name a { color: var(--text-1); text-decoration: none; }
.wf-name a:hover { color: var(--accent-blue); }

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 99px;
  font-size: .72rem; font-weight: 600;
}
.badge::before { content: ''; width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.badge-active  { background: var(--badge-active-bg);   color: var(--badge-active-color); }
.badge-active::before  { background: var(--accent-green); }
.badge-inactive{ background: var(--badge-inactive-bg); color: var(--badge-inactive-color); }
.badge-inactive::before{ background: var(--text-3); }

.td-mono { font-family: var(--mono); font-size: .78rem; color: var(--text-2); }
.btn-link {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .75rem; color: var(--accent-blue);
  text-decoration: none; opacity: .8;
  transition: opacity var(--transition);
}
.btn-link:hover { opacity: 1; text-decoration: underline; }

/* ===================================================
   EXECUTIONS LIST
   =================================================== */
.exec-list { display: flex; flex-direction: column; gap: 8px; }
.exec-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  background: var(--exec-item-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: background var(--transition), border-color var(--transition);
  animation: fadeIn .25s ease both;
}
.exec-item:hover { background: var(--exec-item-bg2); border-color: var(--border-hover); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

.exec-status-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
}
.exec-status-dot.success { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.exec-status-dot.error   { background: var(--accent-red);   box-shadow: 0 0 6px var(--accent-red); }
.exec-status-dot.running { background: var(--accent-blue);  box-shadow: 0 0 6px var(--accent-blue); animation: blink .8s ease-in-out infinite alternate; }
.exec-status-dot.waiting { background: var(--accent-amber); box-shadow: 0 0 6px var(--accent-amber); }
@keyframes blink { to { opacity: .3; } }

.exec-info { flex: 1; min-width: 0; }
.exec-workflow { font-size: .83rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.exec-time     { font-size: .72rem; color: var(--text-3); font-family: var(--mono); }
.exec-duration { font-size: .72rem; color: var(--text-2); font-family: var(--mono); white-space: nowrap; }

/* ===================================================
   ERROR ALERTS
   =================================================== */
.error-list { display: flex; flex-direction: column; gap: 10px; }
.error-item {
  padding: 14px;
  background: var(--error-item-bg);
  border: 1px solid var(--error-item-border);
  border-radius: var(--radius-sm);
  animation: fadeIn .3s ease;
  transition: opacity .25s ease;
}
.error-resuelto {
  opacity: .45;
  filter: grayscale(.4);
}

.error-header  { display: flex; align-items: center; justify-content: space-between; margin-bottom: 5px; }
.error-workflow{ font-size: .83rem; font-weight: 600; color: var(--error-workflow-color); }
.error-ts      { font-size: .72rem; color: var(--text-3); font-family: var(--mono); }
.error-nodo    { font-size: .74rem; color: var(--text-3); margin-bottom: 5px; }
.error-msg     { font-size: .8rem; color: var(--text-2); font-family: var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 8px; }
.error-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.btn-resolve {
  font-size: .72rem; font-weight: 600;
  padding: 3px 10px; border-radius: 99px;
  background: rgba(22,163,74,.1); border: 1px solid rgba(22,163,74,.25);
  color: var(--accent-green);
  transition: all var(--transition);
}
.btn-resolve:hover    { background: rgba(22,163,74,.2); border-color: rgba(22,163,74,.4); }
.btn-resolve:disabled { opacity: .5; cursor: not-allowed; }
.badge-resolved {
  font-size: .72rem; font-weight: 600;
  padding: 3px 10px; border-radius: 99px;
  background: rgba(22,163,74,.08); border: 1px solid rgba(22,163,74,.15);
  color: var(--accent-green); opacity: .7;
}

.empty-state-nice {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; padding: 40px 20px;
  color: var(--text-3); text-align: center; font-size: .85rem;
}

.btn-clear {
  display: flex; align-items: center; gap: 5px;
  font-size: .75rem; color: var(--text-3);
  padding: 4px 10px; border-radius: var(--radius-sm);
  background: var(--btn-icon-bg); border: 1px solid var(--border);
  transition: all var(--transition);
}
.btn-clear:hover { color: var(--accent-red); border-color: var(--error-item-border); }

/* ===================================================
   PAGINATION
   =================================================== */
.pagination {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 10px 0 2px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}
.pg-btn {
  padding: 5px 14px;
  font-size: .75rem; font-weight: 500;
  border-radius: 99px;
  background: var(--pg-btn-bg);
  border: 1px solid var(--pg-btn-border);
  color: var(--text-2);
  transition: all var(--transition);
}
.pg-btn:hover:not(:disabled) { border-color: var(--border-hover); color: var(--text-1); background: var(--exec-item-bg2); }
.pg-btn:disabled { opacity: .35; cursor: not-allowed; }
.pg-info { font-size: .75rem; color: var(--text-3); font-family: var(--mono); min-width: 80px; text-align: center; }

/* ===================================================
   ACTIVITY CHART
   =================================================== */
#activityChart { width: 100%; display: block; }
.chart-legend { display: flex; gap: 16px; margin-top: 8px; }
.legend-item  { font-size: .75rem; font-weight: 500; display: flex; align-items: center; gap: 6px; }
.legend-item::before { content: ''; width: 10px; height: 10px; border-radius: 2px; }
.success-legend { color: var(--accent-green); }
.success-legend::before { background: var(--accent-green); }
.error-legend   { color: var(--accent-red); }
.error-legend::before { background: var(--accent-red); }

/* ===================================================
   SPINNER / EMPTY
   =================================================== */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin-right: 8px; vertical-align: middle;
}
.empty-state {
  text-align: center; padding: 32px; color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
}

/* ===================================================
   FOOTER
   =================================================== */
.footer {
  padding: 16px 28px;
  border-top: 1px solid var(--border);
  font-size: .72rem; color: var(--text-3);
  font-family: var(--mono);
}

/* ===================================================
   AUTH GUARD (dashboard.html)
   =================================================== */
#authGuard {
  position: fixed; inset: 0; background: var(--bg-base);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999; flex-direction: column; gap: 16px;
  transition: background .25s ease;
}
#authGuard .guard-spinner {
  width: 36px; height: 36px; border: 3px solid var(--border);
  border-top-color: var(--accent-blue); border-radius: 50%;
  animation: spin .7s linear infinite;
}
#authGuard p { color: var(--text-3); font-size: .85rem; }

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 900px) {
  .main-grid { grid-template-columns: 1fr; }
  .card.wide { grid-column: 1; }
  .hero-section { flex-direction: column; align-items: flex-start; gap: 28px; }
  .stat-cards { width: 100%; }
}
@media (max-width: 600px) {
  .header { padding: 0 16px; }
  .hero-section, .main-grid { padding-left: 16px; padding-right: 16px; }
  .stat-card { min-width: 120px; }
  .header-url { display: none; }
  .user-name  { display: none; }
}