/* ── Dark theme tokens ─────────────────────────────────────── */
:root {
  --bg:           #0d1117;
  --surface:      #161b22;
  --surface-soft: #1c2128;
  --surface-hover:#21262d;
  --ink:          #e6edf3;
  --muted:        #8b949e;
  --line:         #30363d;
  --brand:        #4f7ef8;
  --brand-deep:   #3a6be0;
  --brand-soft:   rgba(79, 126, 248, 0.14);
  --success:      #3fb950;
  --success-soft: rgba(63, 185, 80, 0.14);
  --danger:       #f85149;
  --danger-soft:  rgba(248, 81, 73, 0.14);
  --warning:      #d29922;
  --warning-soft: rgba(210, 153, 34, 0.14);
  --purple:       #a371f7;
  --purple-soft:  rgba(163, 113, 247, 0.14);
  --teal:         #39d2c0;
  --teal-soft:    rgba(57, 210, 192, 0.14);
  --shadow:       0 8px 32px rgba(0,0,0,0.5);
  --shadow-sm:    0 2px 8px rgba(0,0,0,0.35);
  --radius-xl:    16px;
  --radius-lg:    12px;
  --radius-md:    8px;
}

/* ── Reset & base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { font-size: 16px; min-height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  padding-bottom: 3rem;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
}

/* ── Shell ─────────────────────────────────────────────────── */
.app-shell { max-width: 1100px; }

/* ── Navbar ────────────────────────────────────────────────── */
.app-navbar {
  background: rgba(22, 27, 34, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 var(--line);
  padding: 0.35rem 0;
}

.app-brand {
  color: var(--ink);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-decoration: none;
}
.app-brand:hover, .app-brand:focus { color: var(--ink); text-decoration: none; }
.app-brand-mark { color: var(--brand); }

.app-nav-links { gap: 0; }
.app-nav-links .nav-link {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  border-radius: var(--radius-md);
  padding: 0.35rem 0.55rem;
  transition: background 0.15s, color 0.15s;
}
.app-nav-links .nav-link:hover,
.app-nav-links .nav-link:focus {
  color: var(--ink);
  background: var(--surface-hover);
}

.navbar-toggler { border-color: var(--line); }
.navbar-toggler-icon {
  filter: invert(0.8);
}

/* ── Typography ────────────────────────────────────────────── */
h1 {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--ink);
}
h2 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 700;
  color: var(--ink);
}
h3 { font-weight: 700; color: var(--ink); }
p  { color: var(--muted); margin-bottom: 0; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 1.1rem;
  transition: opacity 0.15s, transform 0.1s;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--brand-deep);
  border-color: var(--brand-deep);
  color: #fff;
}
.btn-success  { background: var(--success);  border-color: var(--success); }
.btn-danger   { background: var(--danger);   border-color: var(--danger);  }
.btn-warning  { background: var(--warning);  border-color: var(--warning); color: #fff; }

.btn-outline-secondary {
  color: var(--muted);
  border-color: var(--line);
  background: transparent;
}
.btn-outline-secondary:hover {
  color: var(--ink);
  background: var(--surface-hover);
  border-color: var(--line);
}
.btn-outline-primary {
  color: var(--brand);
  border-color: var(--brand);
  background: transparent;
}
.btn-outline-primary:hover {
  color: #fff;
  background: var(--brand);
}
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }

/* ── Form controls ─────────────────────────────────────────── */
.form-control, .form-select {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--ink);
  min-height: 42px;
  padding: 0.6rem 0.85rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control::placeholder { color: var(--muted); }
.form-control:focus, .form-select:focus {
  background: var(--surface-soft);
  border-color: var(--brand);
  color: var(--ink);
  box-shadow: 0 0 0 3px rgba(79,126,248,0.18);
}
.form-select option { background: var(--surface); color: var(--ink); }
textarea.form-control { min-height: auto; }

.form-label { color: var(--muted); font-weight: 600; font-size: 0.82rem; margin-bottom: 0.4rem; text-transform: uppercase; letter-spacing: 0.05em; }
.form-text  { color: var(--muted); font-size: 0.78rem; }

.form-control[readonly], .form-control[disabled] {
  background: var(--surface);
  color: var(--muted);
  border-color: var(--line);
}

.form-check-input {
  background-color: var(--surface-soft);
  border-color: var(--line);
}
.form-check-input:checked {
  background-color: var(--brand);
  border-color: var(--brand);
}

/* ── Tabs ──────────────────────────────────────────────────── */
.nav-tabs {
  border-bottom: 1px solid var(--line);
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}
.nav-tabs .nav-link {
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.65rem 1rem;
  transition: color 0.15s;
}
.nav-tabs .nav-link:hover  { color: var(--ink); border-bottom-color: var(--line); }
.nav-tabs .nav-link.active { color: var(--brand); border-bottom-color: var(--brand); background: none; }

/* ── Cards ─────────────────────────────────────────────────── */
.content-card, .form-card, .table-card, .info-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
}
.form-card, .table-card, .info-card { padding: 1.5rem; }

.form-card-header, .table-card-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.25rem;
}
.form-card-title, .table-card-title { margin: 0; font-size: 1rem; }
.form-card-subtitle, .table-card-subtitle { margin: 0.25rem 0 0; font-size: 0.85rem; }

/* ── Stat card (dashboard) ─────────────────────────────────── */
.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.2s, transform 0.15s;
}
.stat-card:hover { border-color: var(--brand); transform: translateY(-2px); }
.stat-card .stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}
.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.03em;
}
.stat-card .stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-card .stat-sub {
  font-size: 0.75rem;
  color: var(--muted);
}
/* Color accent via left border */
.stat-card.stat-blue   { border-left: 3px solid var(--brand);   }
.stat-card.stat-green  { border-left: 3px solid var(--success); }
.stat-card.stat-red    { border-left: 3px solid var(--danger);  }
.stat-card.stat-orange { border-left: 3px solid var(--warning); }
.stat-card.stat-purple { border-left: 3px solid var(--purple);  }
.stat-card.stat-teal   { border-left: 3px solid var(--teal);    }
/* stat-icon kept for future use */
.stat-card .stat-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}
.stat-card.stat-blue   .stat-icon { background: var(--brand-soft);   color: var(--brand);   }
.stat-card.stat-green  .stat-icon { background: var(--success-soft);  color: var(--success); }
.stat-card.stat-red    .stat-icon { background: var(--danger-soft);   color: var(--danger);  }
.stat-card.stat-orange .stat-icon { background: var(--warning-soft);  color: var(--warning); }
.stat-card.stat-purple .stat-icon { background: var(--purple-soft);   color: var(--purple);  }
.stat-card.stat-teal   .stat-icon { background: var(--teal-soft);     color: var(--teal);    }

/* ── Quick action card ─────────────────────────────────────── */
.action-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
  display: flex; align-items: center; gap: 1rem;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.action-card:hover {
  color: var(--ink);
  border-color: var(--brand);
  background: var(--surface-hover);
  transform: translateY(-1px);
  text-decoration: none;
}
.action-card .action-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 12px;
  background: var(--surface-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.action-card .action-body { display: flex; flex-direction: column; gap: 0.15rem; }
.action-card .action-label,
.action-card .action-title { font-weight: 700; font-size: 0.92rem; }
.action-card .action-desc  { font-size: 0.78rem; color: var(--muted); }

/* ── Hero banner ───────────────────────────────────────────── */
.workspace-hero {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding: 1.25rem 1.75rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #1a2744 0%, #1e2d5a 100%);
  border: 1px solid rgba(79,126,248,0.2);
  color: #fff;
}
.workspace-hero p, .workspace-hero .hero-kicker { color: rgba(255,255,255,0.7); }
.hero-kicker {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.hero-panel {
  min-width: 200px;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
}
.hero-panel strong { display: block; font-size: 1.5rem; color: #fff; }
.hero-panel span   { display: block; margin-top: 0.25rem; color: rgba(255,255,255,0.65); font-size: 0.82rem; }

/* ── Table ─────────────────────────────────────────────────── */
.table {
  --bs-table-bg: transparent;
  --bs-table-striped-bg: rgba(255,255,255,0.03);
  --bs-table-striped-color: var(--ink);
  --bs-table-hover-bg: var(--surface-hover);
  --bs-table-hover-color: var(--ink);
  --bs-table-active-bg: var(--surface-hover);
  --bs-table-active-color: var(--ink);
  --bs-table-border-color: var(--line);
  color: var(--ink);
  margin-bottom: 0;
}
.table thead th {
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.85rem 0.85rem;
  border-bottom: 1px solid var(--line);
}
.table tbody td {
  padding: 0.85rem 0.85rem;
  vertical-align: middle;
  border-color: var(--line);
}
.table tbody tr:hover { background: var(--surface-hover) !important; }
.table-responsive { border-radius: var(--radius-lg); overflow: hidden; }

/* ── Alerts ────────────────────────────────────────────────── */
.alert {
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 0.85rem 1.1rem;
  font-size: 0.9rem;
}
.alert-success {
  background: var(--success-soft);
  border-color: rgba(63,185,80,0.25);
  color: #3fb950;
}
.alert-danger {
  background: var(--danger-soft);
  border-color: rgba(248,81,73,0.25);
  color: #f85149;
}
.alert-warning {
  background: var(--warning-soft);
  border-color: rgba(210,153,34,0.25);
  color: var(--warning);
}
.alert-info {
  background: var(--brand-soft);
  border-color: rgba(79,126,248,0.25);
  color: var(--brand);
}

/* ── Badge ─────────────────────────────────────────────────── */
.badge {
  font-weight: 600;
  font-size: 0.72rem;
  border-radius: 6px;
  padding: 0.28em 0.6em;
}
.bg-secondary { background: var(--surface-soft) !important; color: var(--muted); border: 1px solid var(--line); }
.bg-success   { background: var(--success-soft) !important; color: var(--success) !important; }
.bg-danger    { background: var(--danger-soft)  !important; color: var(--danger)  !important; }
.bg-warning   { background: var(--warning-soft) !important; color: var(--warning) !important; }
.bg-primary   { background: var(--brand-soft)   !important; color: var(--brand)   !important; }

/* ── Utility ───────────────────────────────────────────────── */
.text-muted   { color: var(--muted) !important; }
.text-danger  { color: var(--danger)  !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
hr { border-color: var(--line); opacity: 1; }

/* ── Page stack ────────────────────────────────────────────── */
.page-stack {
  display: grid;
  gap: 1.25rem;
  max-width: 740px;
  margin: 0 auto;
  padding-bottom: 2rem;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}
.page-stack-wide {
  max-width: 100%;
}
.form-card-narrow, .table-card-narrow {
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Dashboard grid ────────────────────────────────────────── */
.dashboard { padding: 0 0.75rem 2rem; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.85rem;
}

/* ── Section label ─────────────────────────────────────────── */
.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

/* ── Footer ────────────────────────────────────────────────── */
.footer { padding: 1rem 0 2rem; margin-top: 2rem; border-top: 1px solid var(--line); }
.app-footer { color: var(--muted); font-size: 0.82rem; }

.license-bar { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.02em; }
.license-ok      { color: #22c55e; }
.license-trial   { color: #f59e0b; }
.license-expired { color: #ef4444; }

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 99px; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 767.98px) {
  .workspace-hero, .form-card-header, .table-card-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .app-nav-links { margin-top: 0.5rem; padding-bottom: 0.5rem; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
}