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

:root {
  --bg:        #f0f2f5;
  --bg2:       #ffffff;
  --bg3:       #f5f6f8;
  --glass:     rgba(0,0,0,0.03);
  --glass-b:   rgba(0,0,0,0.06);
  --border:    rgba(0,0,0,0.08);
  --border-h:  rgba(0,0,0,0.14);
  --text:      #1a1d23;
  --text-2:    #5a6070;
  --text-3:    #9ba3b5;
  --accent:    #4f7cff;
  --accent-2:  #3d63e0;
  --accent-g:  linear-gradient(135deg, #4f7cff 0%, #7c4fff 100%);
  --success:   #10b981;
  --warning:   #f59e0b;
  --danger:    #ef4444;
  --info:      #3b82f6;
  --r:         10px;
  --r-lg:      16px;
  --shadow:    0 4px 24px rgba(0,0,0,0.08);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }

body {
  font-family: 'Onest', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.sidebar {
  width: 240px; min-height: 100vh; flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100;
}

.sidebar-brand {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}
.sidebar-brand .logo {
  font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em;
  background: var(--accent-g); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.sidebar-brand .tagline { font-size: 0.72rem; color: var(--text-3); margin-top: 2px; }

.sidebar-nav { flex: 1; padding: 1rem 0.75rem; overflow-y: auto; }

.nav-section { margin-bottom: 1.5rem; }
.nav-section-label {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-3);
  padding: 0 0.5rem; margin-bottom: 0.4rem;
}

.nav-item {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.6rem 0.75rem; border-radius: var(--r);
  color: var(--text-2); text-decoration: none;
  font-size: 0.88rem; font-weight: 450;
  transition: all 0.18s ease;
  margin-bottom: 2px;
}
.nav-item:hover { background: var(--glass); color: var(--text); }
.nav-item.active {
  background: rgba(79,124,255,0.12);
  color: var(--accent); font-weight: 500;
}
.nav-item svg { opacity: 0.7; flex-shrink: 0; }
.nav-item.active svg { opacity: 1; }

.sidebar-footer {
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--border);
}
.user-card {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.6rem 0.75rem; border-radius: var(--r);
}
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent-g); display: flex; align-items: center;
  justify-content: center; font-size: 0.75rem; font-weight: 600;
  color: #fff; flex-shrink: 0;
}
.user-name { font-size: 0.83rem; font-weight: 500; }
.user-role { font-size: 0.72rem; color: var(--text-3); }

.main-wrap {
  margin-left: 240px; flex: 1; display: flex; flex-direction: column;
}

.topbar {
  background: var(--bg2); border-bottom: 1px solid var(--border);
  padding: 0.85rem 1.75rem;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 1rem; font-weight: 600; }
.topbar-actions { display: flex; gap: 0.5rem; }

.main { padding: 1.75rem; flex: 1; }

/* ── Cards ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 0.9rem; font-weight: 600; }
.card-body { padding: 1.25rem; }

.card-glass {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(10px);
}

/* ── Stats ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 1rem; }

.stat-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 1.25rem;
  position: relative; overflow: hidden;
  transition: border-color 0.2s;
}
.stat-card:hover { border-color: var(--border-h); }
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--c, var(--accent));
}
.stat-card.green::before { --c: var(--success); }
.stat-card.yellow::before { --c: var(--warning); }
.stat-card.red::before { --c: var(--danger); }
.stat-card.blue::before { --c: var(--info); }

.stat-label { font-size: 0.75rem; color: var(--text-3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-size: 1.9rem; font-weight: 700; margin: 0.25rem 0; letter-spacing: -0.03em; }
.stat-sub { font-size: 0.78rem; color: var(--text-2); }
.stat-icon {
  position: absolute; right: 1rem; top: 50%; transform: translateY(-50%);
  opacity: 0.08; font-size: 3rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem; border-radius: var(--r);
  font-size: 0.83rem; font-weight: 500; cursor: pointer;
  border: 1px solid transparent; text-decoration: none;
  transition: all 0.15s ease; font-family: inherit;
}
.btn-primary {
  background: var(--accent); color: #fff; border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn-ghost {
  background: var(--glass); color: var(--text-2); border-color: var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: var(--border-h); background: var(--glass-b); }
.btn-danger { background: rgba(248,113,113,0.12); color: var(--danger); border-color: rgba(248,113,113,0.2); }
.btn-danger:hover { background: rgba(248,113,113,0.2); }
.btn-success { background: rgba(52,211,153,0.12); color: var(--success); border-color: rgba(52,211,153,0.2); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.78rem; }
.btn-icon { padding: 0.5rem; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
thead th {
  background: var(--bg3); color: var(--text-3);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.65rem 1rem; text-align: left; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:hover { background: var(--glass); }
tbody tr:last-child td { border-bottom: none; }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.6rem; border-radius: 20px;
  font-size: 0.72rem; font-weight: 500;
}
.badge-blue    { background: rgba(79,124,255,0.12); color: var(--accent); }
.badge-green   { background: rgba(52,211,153,0.12); color: var(--success); }
.badge-yellow  { background: rgba(251,191,36,0.12); color: var(--warning); }
.badge-red     { background: rgba(248,113,113,0.12); color: var(--danger); }
.badge-gray    { background: var(--glass); color: var(--text-2); }

/* ── Forms ── */
.form-group { margin-bottom: 1rem; }
label { display: block; font-size: 0.8rem; font-weight: 500; color: var(--text-2); margin-bottom: 0.35rem; }
.form-control {
  width: 100%;
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); border-radius: var(--r);
  padding: 0.55rem 0.85rem; font-size: 0.88rem; font-family: inherit;
  transition: border-color 0.15s;
  outline: none;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,124,255,0.12); }
.form-control::placeholder { color: var(--text-3); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 90px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 1rem; }
.form-hint { font-size: 0.75rem; color: var(--text-3); margin-top: 0.25rem; }

/* ── Alerts ── */
.alert {
  padding: 0.75rem 1rem; border-radius: var(--r);
  font-size: 0.85rem; margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.5rem;
  border: 1px solid;
}
.alert-success { background: rgba(52,211,153,0.08); color: var(--success); border-color: rgba(52,211,153,0.2); }
.alert-danger  { background: rgba(248,113,113,0.08); color: var(--danger); border-color: rgba(248,113,113,0.2); }
.alert-warning { background: rgba(251,191,36,0.08);  color: var(--warning); border-color: rgba(251,191,36,0.2); }

/* ── Page header ── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.page-title  { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.page-sub    { font-size: 0.82rem; color: var(--text-2); margin-top: 0.15rem; }

/* ── Search ── */
.search-wrap { position: relative; }
.search-wrap input { padding-left: 2.25rem; }
.search-icon {
  position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%);
  color: var(--text-3); pointer-events: none;
}

/* ── Tabs ── */
.tabs { display: flex; gap: 2px; background: var(--bg3); padding: 3px; border-radius: var(--r); margin-bottom: 1.25rem; }
.tab {
  flex: 1; text-align: center; padding: 0.45rem 0.75rem;
  border-radius: calc(var(--r) - 3px); font-size: 0.82rem; font-weight: 500;
  color: var(--text-2); text-decoration: none; transition: all 0.15s;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--bg2); color: var(--text); box-shadow: var(--shadow-sm); }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 3rem 1rem; }
.empty-icon  { font-size: 2.5rem; opacity: 0.2; margin-bottom: 0.75rem; }
.empty-title { font-size: 1rem; font-weight: 600; color: var(--text-2); }
.empty-sub   { font-size: 0.83rem; color: var(--text-3); }

/* ── Mono ── */
.mono { font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; }

/* ── Helpers ── */
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-sm { gap: 0.5rem; }
.gap-md { gap: 1rem; }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; }
.text-right { text-align: right; }
.text-muted  { color: var(--text-2); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.fw-bold { font-weight: 600; }
.small { font-size: 0.8rem; }
.w-100 { width: 100%; }

/* ── Login Page ── */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  background-image: radial-gradient(ellipse at 20% 50%, rgba(79,124,255,0.08) 0%, transparent 60%),
                    radial-gradient(ellipse at 80% 20%, rgba(124,79,255,0.08) 0%, transparent 60%);
}
.login-box { width: 100%; max-width: 380px; padding: 0 1rem; }
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo .logo-text {
  font-size: 1.6rem; font-weight: 700;
  background: var(--accent-g); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.login-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 20px; padding: 2rem;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
.login-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.25rem; }
.login-sub { font-size: 0.82rem; color: var(--text-2); margin-bottom: 1.5rem; }

/* ── Fatura print ── */
@media print {
  .sidebar, .topbar, .topbar-actions, .btn, .no-print { display: none !important; }
  .main-wrap { margin-left: 0; }
  body { background: #fff; color: #000; }
  .card { border: 1px solid #ddd; }
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .main-wrap { margin-left: 0; }
}