/* ==============================
   ADMIN — carlon.dev
================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0a0a0f;
  --bg-2:      #0e0e15;
  --bg-3:      #131320;
  --border:    rgba(255,255,255,0.07);
  --border-hi: rgba(255,255,255,0.14);
  --text:      #e8e8f0;
  --muted:     #7a7a9a;
  --faint:     #3a3a5a;
  --accent:    #6c63ff;
  --green:     #22c55e;
  --red:       #ef4444;
  --orange:    #f97316;
  --radius:    10px;
  --tr:        0.2s ease;

  /* card backgrounds (reuse from main site) */
  --bg-blue:    linear-gradient(135deg,#1e3a8a,#3b82f6);
  --bg-blue-2:  linear-gradient(135deg,#0f2057,#2563eb);
  --bg-teal:    linear-gradient(135deg,#0f4c5c,#0891b2);
  --bg-purple:  linear-gradient(135deg,#3b0764,#9333ea);
  --bg-violet:  linear-gradient(135deg,#2e1065,#7c3aed);
  --bg-indigo:  linear-gradient(135deg,#1e1b4b,#4f46e5);
  --bg-orange:  linear-gradient(135deg,#7c2d12,#ea580c);
  --bg-orange-2:linear-gradient(135deg,#431407,#c2410c);
  --bg-amber:   linear-gradient(135deg,#78350f,#d97706);
  --bg-green:   linear-gradient(135deg,#14532d,#16a34a);
  --bg-green-2: linear-gradient(135deg,#052e16,#15803d);
  --bg-emerald: linear-gradient(135deg,#022c22,#059669);
  --bg-pink:    linear-gradient(135deg,#500724,#db2777);
  --bg-rose:    linear-gradient(135deg,#4c0519,#e11d48);
  --bg-fuchsia: linear-gradient(135deg,#4a044e,#c026d3);
  --bg-magenta: linear-gradient(135deg,#3b0764,#9333ea);
}

html, body { height: 100%; }
body { background: var(--bg); color: var(--text); font-family: 'Inter', system-ui, sans-serif; font-size: 14px; line-height: 1.6; }
.mono { font-family: 'JetBrains Mono', monospace; }
.accent { color: var(--accent); }
input, textarea, select, button { font-family: inherit; font-size: inherit; }

/* ==============================
   AUTH GATE
================================= */
.auth-gate {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, #111128 0%, var(--bg) 70%);
}
.auth-card {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 20px; padding: 48px 40px; width: 360px; text-align: center;
}
.auth-logo {
  font-family: 'JetBrains Mono', monospace; font-size: 2.2rem;
  font-weight: 700; margin-bottom: 20px;
}
.auth-card h2 { font-size: 1.4rem; margin-bottom: 8px; }
.auth-subtitle { color: var(--muted); font-size: 0.88rem; margin-bottom: 36px; }

.google-btn-container {
  display: flex; justify-content: center;
  margin-bottom: 20px;
  min-height: 44px;
}

.auth-note {
  font-size: 0.78rem; color: var(--faint);
  margin-bottom: 12px;
}
.auth-note .mono { color: var(--muted); }
.auth-error {
  color: var(--red); font-size: 0.82rem; min-height: 20px;
  line-height: 1.4;
}

/* ==============================
   ADMIN PANEL LAYOUT
================================= */
.admin-panel { display: flex; height: 100vh; overflow: hidden; }

/* SIDEBAR */
.sidebar {
  width: 220px; flex-shrink: 0;
  background: var(--bg-2); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 20px 0;
  overflow-y: auto;
}
.sidebar-logo {
  font-family: 'JetBrains Mono', monospace; font-size: 1.2rem;
  font-weight: 700; padding: 0 20px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
.sidebar-label { font-size: 0.7rem; color: var(--muted); font-weight: 400; }

.sidebar-nav {
  flex: 1; display: flex; flex-direction: column; gap: 2px;
  padding: 12px 10px;
}
.sn-btn {
  background: transparent; border: none; color: var(--muted);
  text-align: left; padding: 9px 12px; border-radius: 8px;
  cursor: pointer; font-size: 0.88rem; font-weight: 500;
  transition: all var(--tr);
}
.sn-btn:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.sn-btn.active { background: rgba(108,99,255,0.15); color: var(--accent); }

.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 6px;
}
.action-btn {
  display: block; width: 100%; text-align: left;
  background: transparent; border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 12px; cursor: pointer;
  font-size: 0.8rem; color: var(--muted); transition: all var(--tr);
  text-decoration: none;
}
.action-btn:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.btn-danger { color: var(--red) !important; border-color: rgba(239,68,68,0.2); }
.btn-danger:hover { background: rgba(239,68,68,0.08) !important; }
.btn-export { color: var(--green) !important; border-color: rgba(34,197,94,0.2); }
.btn-export:hover { background: rgba(34,197,94,0.08) !important; }
.btn-view { color: var(--accent) !important; border-color: rgba(108,99,255,0.2); }
.btn-view:hover { background: rgba(108,99,255,0.08) !important; }
.btn-import { color: var(--orange) !important; border-color: rgba(249,115,22,0.2); cursor: pointer; }
.btn-import:hover { background: rgba(249,115,22,0.08) !important; }

/* USER BADGE */
.sidebar-user { padding: 4px 0; }
.user-badge {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
}
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  object-fit: cover; flex-shrink: 0;
  border: 1px solid var(--border-hi);
}
.user-info { display: flex; flex-direction: column; min-width: 0; }
.user-name  { font-size: 0.82rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.user-email { font-size: 0.66rem; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* MAIN */
.admin-main {
  flex: 1; overflow-y: auto;
  background: var(--bg);
  display: flex; flex-direction: column;
}
.admin-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 28px 32px 20px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg); z-index: 10;
}
.admin-header h1 { font-size: 1.3rem; }
.admin-header p  { font-size: 0.85rem; color: var(--muted); margin-top: 2px; }

.btn-add {
  background: var(--accent); color: #fff; border: none;
  padding: 9px 20px; border-radius: var(--radius);
  font-weight: 600; cursor: pointer; font-size: 0.88rem;
  transition: filter var(--tr); white-space: nowrap;
}
.btn-add:hover { filter: brightness(1.15); }

/* ==============================
   CARD LIST
================================= */
.card-list { padding: 20px 32px; display: flex; flex-direction: column; gap: 10px; flex: 1; }

.list-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 16px;
  transition: border-color var(--tr);
}
.list-item:hover { border-color: var(--border-hi); }

.list-thumb {
  width: 64px; height: 42px; object-fit: cover;
  border-radius: 6px; flex-shrink: 0; background: var(--bg-3);
}
.list-thumb-swatch {
  width: 64px; height: 42px; border-radius: 6px; flex-shrink: 0;
}
.list-thumb-swatch.bg-blue    { background: var(--bg-blue); }
.list-thumb-swatch.bg-blue-2  { background: var(--bg-blue-2); }
.list-thumb-swatch.bg-teal    { background: var(--bg-teal); }
.list-thumb-swatch.bg-purple  { background: var(--bg-purple); }
.list-thumb-swatch.bg-violet  { background: var(--bg-violet); }
.list-thumb-swatch.bg-indigo  { background: var(--bg-indigo); }
.list-thumb-swatch.bg-orange  { background: var(--bg-orange); }
.list-thumb-swatch.bg-orange-2{ background: var(--bg-orange-2); }
.list-thumb-swatch.bg-amber   { background: var(--bg-amber); }
.list-thumb-swatch.bg-green   { background: var(--bg-green); }
.list-thumb-swatch.bg-green-2 { background: var(--bg-green-2); }
.list-thumb-swatch.bg-emerald { background: var(--bg-emerald); }
.list-thumb-swatch.bg-pink    { background: var(--bg-pink); }
.list-thumb-swatch.bg-rose    { background: var(--bg-rose); }
.list-thumb-swatch.bg-fuchsia { background: var(--bg-fuchsia); }
.list-thumb-swatch.bg-magenta { background: var(--bg-magenta); }

.list-info { flex: 1; min-width: 0; }
.list-info strong { display: block; font-size: 0.92rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.list-tags { font-size: 0.75rem; color: var(--muted); }

.list-meta { flex-shrink: 0; }
.url-badge {
  font-size: 0.72rem; font-family: 'JetBrains Mono', monospace;
  padding: 3px 10px; border-radius: 6px; border: 1px solid;
}
.url-ok    { color: var(--green);  border-color: rgba(34,197,94,0.3);  background: rgba(34,197,94,0.08); }
.url-empty { color: var(--muted);  border-color: var(--border); }

.list-actions { display: flex; gap: 4px; flex-shrink: 0; }
.icon-btn {
  width: 30px; height: 30px; border-radius: 6px;
  background: transparent; border: 1px solid var(--border);
  color: var(--muted); cursor: pointer; font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--tr);
}
.icon-btn:hover:not(:disabled)  { background: rgba(255,255,255,0.06); color: var(--text); }
.icon-btn:disabled               { opacity: 0.25; cursor: default; }
.icon-btn.btn-edit:hover          { border-color: var(--accent); color: var(--accent); background: rgba(108,99,255,0.1); }
.icon-btn.btn-delete:hover        { border-color: var(--red); color: var(--red); background: rgba(239,68,68,0.1); }

.empty-state {
  text-align: center; padding: 64px 24px; color: var(--muted);
}
.empty-state button {
  background: none; border: none; color: var(--accent);
  cursor: pointer; text-decoration: underline; font-size: inherit;
}

/* ==============================
   FORM PANEL
================================= */
.form-panel {
  margin: 0 32px 32px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 14px; overflow: hidden;
}
.form-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; border-bottom: 1px solid var(--border);
  background: var(--bg-3);
}
.form-panel-header h3 { font-size: 1rem; }
.form-close {
  background: none; border: none; color: var(--muted);
  cursor: pointer; font-size: 1.1rem; line-height: 1;
  padding: 4px 8px; border-radius: 6px; transition: all var(--tr);
}
.form-close:hover { background: rgba(255,255,255,0.06); color: var(--text); }

#itemForm { padding: 24px; display: flex; flex-direction: column; gap: 18px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg-3); border: 1px solid var(--border-hi);
  border-radius: var(--radius); padding: 10px 12px; color: var(--text);
  outline: none; transition: border-color var(--tr);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group select option { background: #1a1a2e; }

/* BG PICKER */
.bg-picker { display: flex; flex-wrap: wrap; gap: 8px; }
.bg-swatch {
  width: 36px; height: 36px; border-radius: 8px;
  border: 2px solid transparent; cursor: pointer;
  transition: all var(--tr); outline: none;
}
.bg-swatch:hover    { transform: scale(1.1); }
.bg-swatch.selected { border-color: #fff; box-shadow: 0 0 0 2px var(--accent); }

/* Apply gradients to swatches */
.bg-swatch.bg-blue    { background: linear-gradient(135deg,#1e3a8a,#3b82f6); }
.bg-swatch.bg-blue-2  { background: linear-gradient(135deg,#0f2057,#2563eb); }
.bg-swatch.bg-teal    { background: linear-gradient(135deg,#0f4c5c,#0891b2); }
.bg-swatch.bg-purple  { background: linear-gradient(135deg,#3b0764,#9333ea); }
.bg-swatch.bg-violet  { background: linear-gradient(135deg,#2e1065,#7c3aed); }
.bg-swatch.bg-indigo  { background: linear-gradient(135deg,#1e1b4b,#4f46e5); }
.bg-swatch.bg-orange  { background: linear-gradient(135deg,#7c2d12,#ea580c); }
.bg-swatch.bg-orange-2{ background: linear-gradient(135deg,#431407,#c2410c); }
.bg-swatch.bg-amber   { background: linear-gradient(135deg,#78350f,#d97706); }
.bg-swatch.bg-green   { background: linear-gradient(135deg,#14532d,#16a34a); }
.bg-swatch.bg-green-2 { background: linear-gradient(135deg,#052e16,#15803d); }
.bg-swatch.bg-emerald { background: linear-gradient(135deg,#022c22,#059669); }
.bg-swatch.bg-pink    { background: linear-gradient(135deg,#500724,#db2777); }
.bg-swatch.bg-rose    { background: linear-gradient(135deg,#4c0519,#e11d48); }
.bg-swatch.bg-fuchsia { background: linear-gradient(135deg,#4a044e,#c026d3); }
.bg-swatch.bg-magenta { background: linear-gradient(135deg,#3b0764,#9333ea); }

/* YOUTUBE PREVIEW */
.yt-preview {
  display: flex; align-items: center; gap: 14px;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 16px;
}
.yt-preview img {
  width: 120px; height: 68px; object-fit: cover;
  border-radius: 6px; background: var(--faint);
}
.yt-preview span { font-size: 0.8rem; color: var(--muted); }

/* FORM ACTIONS */
.form-actions { display: flex; justify-content: flex-end; gap: 10px; padding-top: 4px; }
.btn-cancel {
  background: transparent; border: 1px solid var(--border-hi);
  border-radius: var(--radius); padding: 9px 22px;
  color: var(--muted); cursor: pointer; transition: all var(--tr);
}
.btn-cancel:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.btn-save {
  background: var(--accent); color: #fff; border: none;
  border-radius: var(--radius); padding: 9px 28px;
  font-weight: 600; cursor: pointer; transition: filter var(--tr);
}
.btn-save:hover { filter: brightness(1.15); }

/* ==============================
   SIDEBAR EXTRAS
================================= */
.sn-group-label {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--faint);
  padding: 8px 12px 4px;
}
.sn-divider { height: 1px; background: var(--border); margin: 8px 10px; }

/* ==============================
   ANALYTICS PANEL
================================= */
.an-toolbar {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 0; margin-bottom: 8px;
}
.an-refresh {
  background: var(--bg-3); border: 1px solid var(--border-hi);
  border-radius: var(--radius); padding: 7px 18px;
  color: var(--text); cursor: pointer; font-size: 0.85rem;
  transition: all var(--tr);
}
.an-refresh:hover { border-color: var(--accent); color: var(--accent); }
.an-status { font-size: 0.8rem; color: var(--muted); font-family: 'JetBrains Mono', monospace; }

/* KPIs */
.an-kpis {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px;
  margin-bottom: 24px;
}
.an-kpi {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 16px;
  display: flex; flex-direction: column; gap: 4px;
}
.an-kpi-n {
  font-size: 1.8rem; font-weight: 700; color: var(--text); line-height: 1;
}
.an-kpi-l { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

/* Grid */
.an-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}
.an-card {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
}
.an-card h4 {
  font-size: 0.8rem; font-weight: 600;
  color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.07em; margin-bottom: 16px;
}
.an-card-wide { grid-column: span 2; }
.an-card-full { grid-column: 1 / -1; }

/* Bar chart (7 días) */
.an-bar-chart {
  display: flex; align-items: flex-end; gap: 8px;
  height: 100px;
}
.bc-col {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.bc-bar-wrap { flex: 1; width: 100%; display: flex; align-items: flex-end; }
.bc-bar {
  width: 100%; min-height: 4px;
  background: linear-gradient(to top, var(--accent), rgba(108,99,255,0.4));
  border-radius: 4px 4px 0 0; position: relative;
  transition: height 0.5s ease;
}
.bc-val {
  position: absolute; top: -18px; left: 50%; transform: translateX(-50%);
  font-size: 0.65rem; color: var(--muted); white-space: nowrap;
}
.bc-label { font-size: 0.65rem; color: var(--faint); text-align: center; white-space: nowrap; }

/* Rank list */
.rl-item {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 10px;
}
.rl-label { font-size: 0.8rem; color: var(--text); min-width: 100px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rl-bar-wrap { flex: 1; height: 6px; background: rgba(255,255,255,0.05); border-radius: 4px; overflow: hidden; }
.rl-bar { height: 100%; background: linear-gradient(90deg, var(--accent), rgba(0,217,255,0.6)); border-radius: 4px; transition: width 0.6s ease; }
.rl-count { font-size: 0.75rem; color: var(--muted); font-family: 'JetBrains Mono',monospace; min-width: 28px; text-align: right; }
.rl-empty { font-size: 0.82rem; color: var(--faint); }

/* Tablas */
.an-table-wrap { overflow-x: auto; }
.an-table {
  width: 100%; border-collapse: collapse; font-size: 0.8rem;
}
.an-table th {
  text-align: left; padding: 8px 12px;
  font-size: 0.68rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.07em;
  color: var(--muted); border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.an-table td {
  padding: 8px 12px; border-bottom: 1px solid var(--border);
  color: var(--muted); vertical-align: top; max-width: 200px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.an-table tr:hover td { background: rgba(255,255,255,0.02); }
.td-ref { color: var(--faint); }
.td-empty { text-align: center; color: var(--faint); padding: 24px; }

@media (max-width: 900px) {
  .an-kpis { grid-template-columns: repeat(3, 1fr); }
  .an-grid  { grid-template-columns: 1fr; }
  .an-card-wide { grid-column: span 1; }
}
@media (max-width: 600px) {
  .an-kpis { grid-template-columns: 1fr 1fr; }
}

/* ==============================
   TOAST
================================= */
.toast {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  padding: 12px 22px; border-radius: 10px; font-size: 0.88rem;
  font-weight: 500; pointer-events: none;
  opacity: 0; transform: translateY(8px);
  transition: all 0.3s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-ok    { background: rgba(34,197,94,0.15); border: 1px solid rgba(34,197,94,0.3); color: #86efac; }
.toast-error { background: rgba(239,68,68,0.15);  border: 1px solid rgba(239,68,68,0.3);  color: #fca5a5; }

/* ==============================
   RESPONSIVE
================================= */
@media (max-width: 700px) {
  .sidebar { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .admin-header { padding: 20px 16px; }
  .card-list, .form-panel { padding-left: 16px; padding-right: 16px; margin-left: 16px; margin-right: 16px; }
}