/* ================================================================
   ECOWARE — Modern ERP Design System
   ================================================================ */

/* ── Design Tokens ─────────────────────────────────────────────── */
:root {
  /* Brand */
  --clr-primary:        #2563eb;
  --clr-primary-dark:   #1d4ed8;
  --clr-primary-light:  #eff6ff;
  --clr-primary-border: #bfdbfe;

  /* Status */
  --clr-success:        #10b981;
  --clr-success-light:  #ecfdf5;
  --clr-warning:        #f59e0b;
  --clr-warning-light:  #fffbeb;
  --clr-danger:         #ef4444;
  --clr-danger-light:   #fef2f2;
  --clr-info:           #06b6d4;
  --clr-info-light:     #ecfeff;

  /* Surfaces */
  --bg-body:            #f1f5f9;
  --bg-surface:         #ffffff;
  --bg-subtle:          #f8fafc;
  --bg-muted:           #f1f5f9;
  --bg-nav:             #0f172a;

  /* Text */
  --text-primary:       #0f172a;
  --text-secondary:     #475569;
  --text-muted:         #94a3b8;
  --text-inverse:       #ffffff;

  /* Borders */
  --border:             #e2e8f0;
  --border-subtle:      #f1f5f9;
  --border-strong:      #cbd5e1;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(15,23,42,0.05);
  --shadow-sm:  0 1px 3px rgba(15,23,42,0.07), 0 1px 2px rgba(15,23,42,0.04);
  --shadow-md:  0 4px 6px -1px rgba(15,23,42,0.08), 0 2px 4px -1px rgba(15,23,42,0.04);
  --shadow-lg:  0 10px 15px -3px rgba(15,23,42,0.08), 0 4px 6px -2px rgba(15,23,42,0.04);
  --shadow-xl:  0 20px 25px -5px rgba(15,23,42,0.1), 0 10px 10px -5px rgba(15,23,42,0.04);

  /* Radius */
  --r-xs:   4px;
  --r-sm:   6px;
  --r-md:   10px;
  --r-lg:   14px;
  --r-xl:   20px;
  --r-full: 9999px;

  /* Motion */
  --ease:     cubic-bezier(0.4, 0, 0.2, 1);
  --dur:      150ms;
  --dur-md:   250ms;

  /* Layout */
  --nav-h:    64px;
}

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

html,
body {
  height: 100%;
}

body {
  font-family: 'Inter', 'Roboto', 'Segoe UI', system-ui, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  font-size: 0.9375rem;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1 0 auto;
}

.container-fluid {
  max-width: 1440px;
  margin: 0 auto;
}

/* ── Scrollbar ──────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Navbar ─────────────────────────────────────────────────────── */
.navbar {
  background-color: var(--bg-nav);
  height: var(--nav-h);
  padding: 1.5rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 1px 0 rgba(255,255,255,0.04), var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1030;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-right: 1.5rem;
  padding: 0;
}

.navbar-brand img {
  height: 34px;
  width: auto;
  opacity: 0.95;
}

.navbar-brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.navbar-toggler {
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-sm);
  padding: 0.35rem 0.55rem;
  color: rgba(255,255,255,0.85);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.navbar-toggler:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.35);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 2px rgba(37,99,235,0.45);
}

.navbar-nav .nav-link {
  color: rgba(255,255,255,0.72);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--r-sm);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
  letter-spacing: 0.01em;
}

.navbar-nav .nav-link:hover {
  color: #ffffff;
  background-color: rgba(255,255,255,0.1);
}

.navbar-nav .nav-link.active {
  color: #ffffff;
  background-color: var(--clr-primary);
}

.navbar-text {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.navbar-text .material-icons {
  font-size: 1.125rem;
  opacity: 0.7;
}

/* Logout button */
.btn-logout {
  background-color: transparent;
  color: rgba(255,255,255,0.72) !important;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
}

.btn-logout:hover {
  background-color: var(--clr-danger);
  border-color: var(--clr-danger);
  color: #ffffff !important;
}

/* Messages bell/mail icon */
.navbar .nav-link .material-icons {
  font-size: 1.25rem;
  vertical-align: middle;
}

/* ── Messages Dropdown ──────────────────────────────────────────── */
.messages-dropdown {
  position: absolute !important;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 340px;
  max-height: 420px;
  overflow-y: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
  z-index: 1100;
  padding: 0.375rem;
}

.messages-dropdown .dropdown-item {
  border-radius: var(--r-sm);
  padding: 0.625rem 0.875rem;
  transition: background var(--dur) var(--ease);
}

.messages-dropdown .dropdown-item:hover {
  background-color: var(--bg-muted);
}

.message-item {
  cursor: pointer;
  white-space: normal;
}

.message-sender {
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--text-primary);
}

.message-content {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.125rem;
}

.message-timestamp {
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ── Flash Alerts ───────────────────────────────────────────────── */
.alert {
  border: none;
  border-radius: var(--r-md);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.75rem 1rem;
  margin-bottom: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  box-shadow: var(--shadow-sm);
}

.alert-success {
  background-color: var(--clr-success-light);
  color: #065f46;
  border-left: 3px solid var(--clr-success);
}

.alert-danger {
  background-color: var(--clr-danger-light);
  color: #991b1b;
  border-left: 3px solid var(--clr-danger);
}

.alert-warning {
  background-color: var(--clr-warning-light);
  color: #92400e;
  border-left: 3px solid var(--clr-warning);
}

.alert-info {
  background-color: var(--clr-info-light);
  color: #155e75;
  border-left: 3px solid var(--clr-info);
}

/* ── Cards ──────────────────────────────────────────────────────── */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur-md) var(--ease);
  margin-bottom: 1.25rem;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  border-radius: var(--r-lg) var(--r-lg) 0 0 !important;
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header.bg-primary {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-header.bg-secondary {
  background: linear-gradient(135deg, #475569 0%, #334155 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-header.bg-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-header.bg-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-header.bg-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-header.bg-info {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%) !important;
  color: #ffffff;
  border-bottom: none;
}

.card-body {
  padding: 1.25rem;
}

.card-footer {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  border-radius: 0 0 var(--r-lg) var(--r-lg) !important;
  padding: 0.75rem 1.25rem;
}
/* ── Tables ─────────────────────────────────────────────────────── */
.table-responsive {
  border-radius: var(--r-md);
  overflow: hidden;
}

.table {
  margin-bottom: 0;
  font-size: 0.875rem;
}

.table thead {
  background-color: var(--bg-subtle);
}

.table thead th {
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border-bottom: 2px solid var(--border);
  padding: 0.75rem 1rem;
  white-space: nowrap;
  vertical-align: middle;
}

.table tbody td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table-hover tbody tr:hover {
  background-color: var(--clr-primary-light);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--bg-subtle);
}

/* ── Buttons ─────────────────────────────────────────────────────  */
.btn {
  font-weight: 500;
  font-size: 0.875rem;
  border-radius: var(--r-sm);
  padding: 0.45rem 1rem;
  transition: all var(--dur) var(--ease);
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  line-height: 1.4;
}

.btn .material-icons {
  font-size: 1rem;
}

.btn-sm {
  font-size: 0.8125rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--r-xs);
}

.btn-lg {
  font-size: 1rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--r-md);
}

.btn-primary {
  background-color: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  box-shadow: 0 1px 2px rgba(37,99,235,0.2);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--clr-primary-dark);
  border-color: var(--clr-primary-dark);
  color: #fff;
  box-shadow: 0 4px 8px rgba(37,99,235,0.3);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-secondary {
  background-color: var(--bg-subtle);
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  background-color: var(--border);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.btn-success {
  background-color: var(--clr-success);
  border-color: var(--clr-success);
  color: #fff;
  box-shadow: 0 1px 2px rgba(16,185,129,0.2);
}

.btn-success:hover {
  background-color: #059669;
  border-color: #059669;
  color: #fff;
  box-shadow: 0 4px 8px rgba(16,185,129,0.3);
  transform: translateY(-1px);
}

.btn-danger {
  background-color: var(--clr-danger);
  border-color: var(--clr-danger);
  color: #fff;
  box-shadow: 0 1px 2px rgba(239,68,68,0.2);
}

.btn-danger:hover {
  background-color: #dc2626;
  border-color: #dc2626;
  color: #fff;
  box-shadow: 0 4px 8px rgba(239,68,68,0.3);
  transform: translateY(-1px);
}

.btn-warning {
  background-color: var(--clr-warning);
  border-color: var(--clr-warning);
  color: #fff;
}

.btn-warning:hover {
  background-color: #d97706;
  border-color: #d97706;
  color: #fff;
}

.btn-info {
  background-color: var(--clr-info);
  border-color: var(--clr-info);
  color: #fff;
}

.btn-info:hover {
  background-color: #0891b2;
  border-color: #0891b2;
  color: #fff;
}

.btn-outline-primary {
  border-color: var(--clr-primary-border);
  color: var(--clr-primary);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--clr-primary-light);
  border-color: var(--clr-primary);
  color: var(--clr-primary-dark);
}

.btn-outline-secondary {
  border-color: var(--border-strong);
  color: var(--text-secondary);
  background: transparent;
}

.btn-outline-secondary:hover {
  background: var(--bg-muted);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.btn-modern {
  border-radius: var(--r-sm);
  font-weight: 500;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
}

/* ── Forms ──────────────────────────────────────────────────────── */
.form-control,
.form-select {
  font-size: 0.875rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  padding: 0.5rem 0.875rem;
  background-color: var(--bg-surface);
  color: var(--text-primary);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  line-height: 1.5;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
  outline: none;
  background-color: var(--bg-surface);
}

.form-control::placeholder {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
  letter-spacing: 0.01em;
}

.form-text {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-control.bg-light,
.form-control[readonly] {
  background-color: var(--bg-subtle) !important;
  color: var(--text-secondary);
  border-color: var(--border);
}

.input-group-text {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  font-size: 0.875rem;
  border-radius: var(--r-sm);
}
/* ── Badges ─────────────────────────────────────────────────────── */
.badge {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.3em 0.65em;
  border-radius: var(--r-full);
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.badge.bg-primary   { background-color: var(--clr-primary) !important; }
.badge.bg-success   { background-color: var(--clr-success) !important; }
.badge.bg-danger    { background-color: var(--clr-danger) !important; }
.badge.bg-warning   { background-color: var(--clr-warning) !important; }
.badge.bg-info      { background-color: var(--clr-info) !important; color: #fff !important; }
.badge.bg-secondary { background-color: #64748b !important; }
.badge.bg-light     { background-color: var(--bg-muted) !important; color: var(--text-secondary) !important; }

/* Pill status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.625rem;
  border-radius: var(--r-full);
}

.status-badge.success { background: var(--clr-success-light); color: #065f46; }
.status-badge.danger  { background: var(--clr-danger-light);  color: #991b1b; }
.status-badge.warning { background: var(--clr-warning-light); color: #92400e; }
.status-badge.info    { background: var(--clr-info-light);    color: #155e75; }