/* ============================================================
   FACTURA PRO - CSS Global (Netcrafter Theme)
   Primary: #0A2E5C | Secondary: #1A73E8 | Accent: #00BFFF
   ============================================================ */

:root {
  --primary:       #0A2E5C;
  --primary-light: #133d7a;
  --secondary:     #1A73E8;
  --accent:        #00BFFF;
  --dark-bg:       #050F1E;
  --dark-card:     #0D1B2E;
  --dark-border:   #1a2f4a;
  --text-light:    #E8F4FD;
  --text-muted:    #7a9bbf;
  --success:       #28A745;
  --danger:        #DC3545;
  --warning:       #FFC107;
  --info:          #17A2B8;
  --sidebar-w:     260px;
  --topbar-h:      64px;
  --radius:        10px;
  --shadow:        0 4px 24px rgba(0,0,0,0.35);
  --transition:    all 0.22s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--dark-bg);
  color: var(--text-light);
  min-height: 100vh;
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--secondary); }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 3px; }

/* ---- Layout ---- */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--dark-card);
  border-right: 1px solid var(--dark-border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100; overflow-y: auto; transition: var(--transition);
}
.sidebar-logo {
  padding: 20px 18px; border-bottom: 1px solid var(--dark-border);
  display: flex; align-items: center; gap: 12px;
}
.sidebar-logo img { width: 38px; height: 38px; object-fit: contain; }
.sidebar-logo .brand-name { font-size: 1.05rem; font-weight: 700; color: var(--text-light); }
.sidebar-logo .brand-tag  { font-size: .68rem; color: var(--text-muted); }

.sidebar-section { padding: 14px 0 6px; }
.sidebar-section-label {
  font-size: .65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.2px; color: var(--text-muted); padding: 0 18px 6px;
}
.sidebar-nav { list-style: none; }
.sidebar-nav li a {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 18px; color: var(--text-muted);
  font-size: .88rem; border-radius: 0 24px 24px 0;
  margin-right: 12px; transition: var(--transition);
}
.sidebar-nav li a:hover { background: rgba(26,115,232,.12); color: var(--text-light); }
.sidebar-nav li a.active {
  background: linear-gradient(90deg,rgba(26,115,232,.25),rgba(26,115,232,.08));
  color: var(--accent); border-right: 3px solid var(--accent);
}
.sidebar-nav li a .nav-icon { font-size: 1rem; width: 20px; text-align: center; flex-shrink: 0; }
.sidebar-nav li a .nav-badge {
  margin-left: auto; background: var(--danger); color: #fff;
  font-size: .65rem; font-weight: 700; padding: 2px 7px;
  border-radius: 20px; min-width: 20px; text-align: center;
}
.sidebar-footer { margin-top: auto; padding: 14px 18px; border-top: 1px solid var(--dark-border); }
.sidebar-user { display: flex; align-items: center; gap: 10px; }
.sidebar-user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--secondary); display: flex; align-items: center;
  justify-content: center; font-weight: 700; font-size: .9rem; color: #fff; flex-shrink: 0;
}
.sidebar-user-name { font-size: .85rem; font-weight: 600; color: var(--text-light); }
.sidebar-user-role { font-size: .7rem; color: var(--text-muted); }

.main-wrap { margin-left: var(--sidebar-w); width: calc(100% - var(--sidebar-w)); display: flex; flex-direction: column; min-height: 100vh; }
.topbar {
  height: var(--topbar-h); background: var(--dark-card);
  border-bottom: 1px solid var(--dark-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; position: sticky; top: 0; z-index: 90;
}
.topbar-left { display: flex; align-items: center; gap: 14px; }
.topbar-title { font-size: 1.05rem; font-weight: 700; }
.topbar-right { display: flex; align-items: center; gap: 14px; }

.notif-btn {
  position: relative; background: none; border: none;
  color: var(--text-muted); cursor: pointer; font-size: 1.2rem;
  padding: 6px; border-radius: 8px; transition: var(--transition);
}
.notif-btn:hover { background: rgba(255,255,255,.07); color: var(--text-light); }
.notif-dot {
  position: absolute; top: 4px; right: 4px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--danger); border: 2px solid var(--dark-card); display: none;
}
.notif-dot.visible { display: block; }

.notif-dropdown {
  position: absolute; top: calc(var(--topbar-h) + 4px); right: 24px;
  width: 340px; background: var(--dark-card);
  border: 1px solid var(--dark-border); border-radius: var(--radius);
  box-shadow: var(--shadow); z-index: 200; display: none; max-height: 420px; overflow-y: auto;
}
.notif-dropdown.open { display: block; }
.notif-header { padding: 14px 16px; border-bottom: 1px solid var(--dark-border); font-weight: 700; font-size: .9rem; }
.notif-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--dark-border);
  transition: var(--transition); cursor: pointer;
}
.notif-item:hover { background: rgba(255,255,255,.04); }
.notif-item:last-child { border-bottom: none; }
.notif-icon { width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .9rem; flex-shrink: 0; }
.notif-icon.success  { background: rgba(40,167,69,.2);  color: var(--success); }
.notif-icon.refused  { background: rgba(220,53,69,.2);  color: var(--danger); }
.notif-icon.reminder { background: rgba(255,193,7,.2);  color: var(--warning); }
.notif-body  { flex: 1; }
.notif-title { font-size: .83rem; font-weight: 600; color: var(--text-light); }
.notif-msg   { font-size: .76rem; color: var(--text-muted); margin-top: 2px; }
.notif-time  { font-size: .68rem; color: var(--text-muted); margin-top: 3px; }

.content { flex: 1; padding: 28px 28px 40px; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.page-title  { font-size: 1.4rem; font-weight: 800; }
.page-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ---- Cards ---- */
.card { background: var(--dark-card); border: 1px solid var(--dark-border); border-radius: var(--radius); padding: 22px; margin-bottom: 20px; transition: var(--transition); }
.card:hover { border-color: rgba(26,115,232,.3); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--dark-border); }
.card-title { font-size: 1rem; font-weight: 700; }

/* ---- Stat Cards ---- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(210px,1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); padding: 20px 22px;
  display: flex; align-items: center; gap: 16px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; }
.stat-card.blue::before   { background: var(--secondary); }
.stat-card.green::before  { background: var(--success); }
.stat-card.red::before    { background: var(--danger); }
.stat-card.yellow::before { background: var(--warning); }
.stat-card.cyan::before   { background: var(--accent); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-icon { width: 50px; height: 50px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; flex-shrink: 0; }
.stat-icon.blue   { background: rgba(26,115,232,.15); color: var(--secondary); }
.stat-icon.green  { background: rgba(40,167,69,.15);  color: var(--success); }
.stat-icon.red    { background: rgba(220,53,69,.15);  color: var(--danger); }
.stat-icon.yellow { background: rgba(255,193,7,.15);  color: var(--warning); }
.stat-icon.cyan   { background: rgba(0,191,255,.15);  color: var(--accent); }
.stat-value { font-size: 1.55rem; font-weight: 800; line-height: 1.1; }
.stat-label { font-size: .76rem; color: var(--text-muted); margin-top: 3px; }
.stat-delta { font-size: .72rem; margin-top: 4px; }
.stat-delta.up { color: var(--success); }
.stat-delta.down { color: var(--danger); }

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: .86rem; }
thead th { background: rgba(255,255,255,.04); color: var(--text-muted); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .8px; padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--dark-border); }
tbody tr { border-bottom: 1px solid rgba(255,255,255,.04); transition: var(--transition); }
tbody tr:hover { background: rgba(255,255,255,.03); }
tbody td { padding: 12px 14px; vertical-align: middle; }
tbody td:last-child { text-align: right; }

/* ---- Badges ---- */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 20px; font-size: .72rem; font-weight: 700; }
.badge::before { content:''; width:6px; height:6px; border-radius:50%; background:currentColor; }
.badge-success  { background:rgba(40,167,69,.15);  color:#4ade80; border:1px solid rgba(40,167,69,.3); }
.badge-danger   { background:rgba(220,53,69,.15);  color:#f87171; border:1px solid rgba(220,53,69,.3); }
.badge-warning  { background:rgba(255,193,7,.15);  color:#fbbf24; border:1px solid rgba(255,193,7,.3); }
.badge-info     { background:rgba(23,162,184,.15); color:#67e8f9; border:1px solid rgba(23,162,184,.3); }
.badge-primary  { background:rgba(26,115,232,.15); color:#60a5fa; border:1px solid rgba(26,115,232,.3); }
.badge-muted    { background:rgba(122,155,191,.1); color:var(--text-muted); border:1px solid rgba(122,155,191,.2); }

/* ---- Buttons ---- */
.btn { display:inline-flex; align-items:center; gap:7px; padding:9px 18px; border-radius:8px; font-size:.86rem; font-weight:600; cursor:pointer; border:none; transition:var(--transition); white-space:nowrap; text-decoration:none; }
.btn:active { transform:scale(.97); }
.btn-primary  { background:var(--secondary); color:#fff; }
.btn-primary:hover  { background:#1557c0; color:#fff; }
.btn-outline  { background:transparent; color:var(--text-light); border:1px solid var(--dark-border); }
.btn-outline:hover  { background:rgba(255,255,255,.07); border-color:var(--secondary); }
.btn-success  { background:var(--success); color:#fff; }
.btn-success:hover  { background:#1e7e34; }
.btn-danger   { background:var(--danger);  color:#fff; }
.btn-danger:hover   { background:#b02a37; }
.btn-warning  { background:var(--warning); color:#111; }
.btn-ghost    { background:transparent; color:var(--text-muted); border:none; }
.btn-ghost:hover    { color:var(--text-light); background:rgba(255,255,255,.06); }
.btn-sm { padding:5px 12px; font-size:.78rem; }
.btn-lg { padding:13px 28px; font-size:.97rem; }
.btn-icon { padding:8px; border-radius:8px; aspect-ratio:1; justify-content:center; }
.btn:disabled { opacity:.45; cursor:not-allowed; pointer-events:none; }

/* ---- Forms ---- */
.form-group { margin-bottom: 18px; }
.form-label { display:block; font-size:.82rem; font-weight:600; color:var(--text-muted); margin-bottom:6px; }
.form-control { width:100%; padding:10px 14px; background:rgba(255,255,255,.05); border:1px solid var(--dark-border); border-radius:8px; color:var(--text-light); font-size:.88rem; transition:var(--transition); outline:none; }
.form-control:focus { border-color:var(--secondary); background:rgba(26,115,232,.06); box-shadow:0 0 0 3px rgba(26,115,232,.1); }
.form-control::placeholder { color:var(--text-muted); }
textarea.form-control { min-height:90px; resize:vertical; }
.form-control.is-invalid { border-color:var(--danger); }
.form-row { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:14px; }
.form-hint { font-size:.73rem; color:var(--text-muted); margin-top:4px; }

/* ---- Filters ---- */
.filters-bar { display:flex; flex-wrap:wrap; gap:10px; align-items:center; padding:14px 0; margin-bottom:16px; }
.filters-bar .form-control { width:auto; min-width:140px; padding:7px 12px; font-size:.82rem; }

/* ---- Alerts ---- */
.alert { padding:12px 18px; border-radius:8px; margin-bottom:18px; display:flex; align-items:center; gap:10px; font-size:.88rem; animation:slideDown .3s ease; }
.alert-success { background:rgba(40,167,69,.15); border:1px solid rgba(40,167,69,.3); color:#4ade80; }
.alert-error   { background:rgba(220,53,69,.15); border:1px solid rgba(220,53,69,.3); color:#f87171; }
.alert-warning { background:rgba(255,193,7,.15); border:1px solid rgba(255,193,7,.3); color:#fbbf24; }
.alert-info    { background:rgba(0,191,255,.12); border:1px solid rgba(0,191,255,.25); color:var(--accent); }
.alert-close   { margin-left:auto; background:none; border:none; color:inherit; cursor:pointer; font-size:1rem; opacity:.7; }

/* ---- Grid helpers ---- */
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
@media(max-width:1024px){.grid-3{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ---- Pagination ---- */
.pagination { display:flex; gap:6px; align-items:center; justify-content:center; margin-top:20px; }
.pagination a,.pagination span { padding:7px 13px; border-radius:7px; font-size:.82rem; font-weight:600; border:1px solid var(--dark-border); color:var(--text-muted); background:var(--dark-card); }
.pagination a:hover { border-color:var(--secondary); color:var(--secondary); }
.pagination .current { background:var(--secondary); color:#fff; border-color:var(--secondary); }

/* ---- Modal ---- */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,.65); display:flex; align-items:center; justify-content:center; z-index:500; padding:20px; opacity:0; pointer-events:none; transition:opacity .2s; }
.modal-overlay.open { opacity:1; pointer-events:all; }
.modal { background:var(--dark-card); border:1px solid var(--dark-border); border-radius:14px; width:100%; max-width:560px; box-shadow:var(--shadow); transform:translateY(20px); transition:transform .25s; max-height:90vh; overflow-y:auto; }
.modal-overlay.open .modal { transform:translateY(0); }
.modal-header { display:flex; align-items:center; justify-content:space-between; padding:20px 24px; border-bottom:1px solid var(--dark-border); }
.modal-title { font-size:1.05rem; font-weight:700; }
.modal-close { background:none; border:none; color:var(--text-muted); cursor:pointer; font-size:1.3rem; }
.modal-body   { padding:22px 24px; }
.modal-footer { padding:16px 24px; border-top:1px solid var(--dark-border); display:flex; justify-content:flex-end; gap:10px; }

/* ---- Toast ---- */
#toast-container { position:fixed; bottom:24px; right:24px; z-index:999; display:flex; flex-direction:column; gap:10px; }
.toast { background:var(--dark-card); border:1px solid var(--dark-border); border-radius:10px; padding:14px 18px; min-width:280px; display:flex; align-items:center; gap:12px; box-shadow:var(--shadow); animation:toastIn .3s ease; font-size:.86rem; }
.toast.success { border-left:3px solid var(--success); }
.toast.error   { border-left:3px solid var(--danger); }
.toast.warning { border-left:3px solid var(--warning); }
.toast.info    { border-left:3px solid var(--accent); }
.toast-icon { font-size:1.1rem; }
.toast-msg  { flex:1; color:var(--text-light); }
.toast-close { background:none; border:none; color:var(--text-muted); cursor:pointer; font-size:1rem; }

/* ---- Spinner ---- */
.spinner { width:22px; height:22px; border:3px solid rgba(255,255,255,.1); border-top-color:var(--secondary); border-radius:50%; animation:spin .7s linear infinite; }

/* ---- Live pulse ---- */
.live-indicator { display:inline-flex; align-items:center; gap:6px; font-size:.75rem; color:var(--success); font-weight:600; }
.pulse { width:8px; height:8px; border-radius:50%; background:var(--success); animation:pulse-anim 1.5s infinite; }

/* ---- Empty state ---- */
.empty-state { text-align:center; padding:50px 20px; color:var(--text-muted); }
.empty-state .empty-icon { font-size:2.5rem; margin-bottom:12px; }

/* ---- Tabs ---- */
.tabs { display:flex; gap:0; border-bottom:1px solid var(--dark-border); margin-bottom:22px; overflow-x:auto; }
.tab-btn { padding:10px 20px; background:none; border:none; color:var(--text-muted); font-size:.88rem; font-weight:600; cursor:pointer; border-bottom:2px solid transparent; transition:var(--transition); white-space:nowrap; }
.tab-btn:hover { color:var(--text-light); }
.tab-btn.active { color:var(--accent); border-bottom-color:var(--accent); }
.tab-pane { display:none; }
.tab-pane.active { display:block; animation:fadeIn .2s ease; }

/* ---- Branding preview ---- */
.branding-preview { border-radius:10px; overflow:hidden; border:1px solid var(--dark-border); margin-top:10px; }
.branding-preview-header { padding:14px 18px; display:flex; align-items:center; gap:10px; }
.branding-preview-body   { background:rgba(255,255,255,.03); padding:14px 18px; font-size:.82rem; color:var(--text-muted); }

/* ---- Invoice line ---- */
.invoice-line { display:grid; grid-template-columns:1fr 90px 130px 100px 36px; gap:8px; align-items:center; margin-bottom:8px; }
@media(max-width:700px){.invoice-line{grid-template-columns:1fr}}

/* ---- Company card (netcrafter list) ---- */
.company-card { background:var(--dark-card); border:1px solid var(--dark-border); border-radius:var(--radius); padding:16px 18px; display:flex; align-items:center; justify-content:space-between; transition:var(--transition); margin-bottom:10px; }
.company-card:hover { border-color:rgba(26,115,232,.4); transform:translateX(3px); }
.company-logo-sm { width:40px; height:40px; border-radius:8px; background:var(--primary); display:flex; align-items:center; justify-content:center; font-weight:800; color:#fff; font-size:1rem; }

/* ---- Login ---- */
.login-page { min-height:100vh; display:flex; align-items:center; justify-content:center; background:radial-gradient(ellipse at 20% 50%,rgba(26,115,232,.15) 0%,transparent 60%),radial-gradient(ellipse at 80% 50%,rgba(0,191,255,.08) 0%,transparent 60%),var(--dark-bg); padding:20px; }
.login-card { background:var(--dark-card); border:1px solid var(--dark-border); border-radius:16px; padding:40px 36px; width:100%; max-width:420px; box-shadow:var(--shadow); }
.login-logo { text-align:center; margin-bottom:28px; }
.login-logo img { width:60px; margin:0 auto 10px; }
.login-logo h1 { font-size:1.4rem; font-weight:800; }
.login-logo p  { font-size:.8rem; color:var(--text-muted); }

/* ---- Monitoring row ---- */
.monitoring-row { display:grid; grid-template-columns:2fr 1fr; gap:20px; }
@media(max-width:1000px){.monitoring-row{grid-template-columns:1fr}}

/* ---- Chart ---- */
.chart-wrap { position:relative; height:220px; margin-top:10px; }

/* ---- Responsive ---- */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .main-wrap{margin-left:0;width:100%}
  .content{padding:16px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:500px){
  .stats-grid{grid-template-columns:1fr}
  .topbar{padding:0 14px}
}

/* ---- Animations ---- */
@keyframes slideDown { from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)} }
@keyframes toastIn   { from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)} }
@keyframes spin      { to{transform:rotate(360deg)} }
@keyframes pulse-anim{ 0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)} }
@keyframes fadeIn    { from{opacity:0}to{opacity:1} }