/* ============================================================
   LBP QMS — Modern Theme
   Design: Dark sidebar, teal accents, Inter font, card-based
   ============================================================ */

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

/* --- Design Tokens --- */
:root {
  --qms-dark:       #002730;
  --qms-dark-hover: #003a47;
  --qms-teal:       #00C9A7;
  --qms-teal-hover: #00b396;
  --qms-teal-soft:  rgba(0,201,167,.08);
  --qms-bg:         #f4f7f9;
  --qms-surface:    #ffffff;
  --qms-border:     #e5e9ef;
  --qms-text:       #1e293b;
  --qms-text-sec:   #64748b;
  --qms-text-muted: #94a3b8;
  --qms-radius:     10px;
  --qms-radius-lg:  14px;
  --qms-shadow-sm:  0 1px 2px rgba(0,39,48,.06);
  --qms-shadow:     0 1px 3px rgba(0,39,48,.1), 0 1px 2px rgba(0,39,48,.06);
  --qms-shadow-lg:  0 4px 16px rgba(0,39,48,.1);
  --qms-transition: .15s ease;
}

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

html { font-size: 15px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--qms-bg);
  color: var(--qms-text);
  margin: 0;
  padding: 0;
}

/* --- Typography --- */
h1 { font-size: 1.5rem; font-weight: 700; color: var(--qms-dark); margin-bottom: 1.5rem; }
h2 { font-size: 1.25rem; font-weight: 700; color: var(--qms-dark); }
h3 { font-size: 1.1rem; font-weight: 600; color: var(--qms-dark); }
h4 { font-size: .8rem; font-weight: 600; color: var(--qms-text-sec); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .75rem; }

a { color: var(--qms-teal-hover); text-decoration: none; transition: color var(--qms-transition); }
a:hover { color: var(--qms-dark); }

/* --- Sidebar --- */
.qms-sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 250px;
  background: linear-gradient(180deg, #002730 0%, #001e26 100%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}

.qms-sidebar-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
  text-decoration: none;
}
.qms-sidebar-brand-icon {
  width: 32px; height: 32px;
  background: var(--qms-teal);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .875rem; color: var(--qms-dark);
}
.qms-sidebar-brand-text {
  font-size: .9rem; font-weight: 700; color: #fff;
  letter-spacing: -.01em;
}
.qms-sidebar-brand-sub {
  font-size: .65rem; color: var(--qms-teal); font-weight: 500;
  text-transform: uppercase; letter-spacing: .08em;
}

.qms-nav { list-style: none; padding: .5rem 0; margin: 0; flex: 1; }

.qms-nav-section {
  font-size: .6rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em;
  color: rgba(255,255,255,.25); padding: 1.5rem 1.5rem .5rem; margin-top: .25rem;
}

/* --- Collapsible Nav Groups --- */
.qms-nav-group { list-style: none; }

.qms-nav-toggle {
  display: flex; align-items: center; gap: .625rem;
  width: 100%;
  padding: .55rem 1.5rem;
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,.6);
  font-size: .8rem; font-weight: 500;
  text-align: left;
  transition: all var(--qms-transition);
  border-left: 3px solid transparent;
}
.qms-nav-toggle:hover {
  color: rgba(255,255,255,.95);
  background: rgba(255,255,255,.05);
}
.qms-nav-toggle span { flex: 1; }

.qms-chevron {
  transition: transform .2s ease;
  opacity: .4;
}
.qms-nav-group.open > .qms-nav-toggle .qms-chevron {
  transform: rotate(180deg);
  opacity: .7;
}
.qms-nav-group.open > .qms-nav-toggle {
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.03);
}

.qms-nav-sub {
  list-style: none; padding: 0; margin: 0;
  max-height: 0; overflow: hidden;
  transition: max-height .25s ease;
}
.qms-nav-group.open > .qms-nav-sub {
  max-height: 300px;
}

.qms-nav-sub li a {
  display: block;
  padding: .4rem 1.5rem .4rem 3rem;
  color: rgba(255,255,255,.5);
  font-size: .75rem; font-weight: 400;
  text-decoration: none;
  transition: all var(--qms-transition);
  border-left: 3px solid transparent;
}
.qms-nav-sub li a:hover {
  color: var(--qms-teal);
  background: rgba(0,201,167,.06);
}
.qms-nav-sub li a.active {
  color: var(--qms-teal);
  border-left-color: var(--qms-teal);
  background: rgba(0,201,167,.08);
}

.qms-nav-item a {
  display: flex; align-items: center; gap: .625rem;
  padding: .55rem 1.5rem;
  color: rgba(255,255,255,.6);
  font-size: .8rem; font-weight: 500;
  text-decoration: none;
  transition: all var(--qms-transition);
  border-left: 3px solid transparent;
}
.qms-nav-item a:hover {
  color: rgba(255,255,255,.95);
  background: rgba(255,255,255,.05);
}
.qms-nav-item a.active,
.qms-nav-item.active a {
  color: var(--qms-teal);
  background: rgba(0,201,167,.08);
  border-left-color: var(--qms-teal);
}

.qms-nav-item a svg, .qms-nav-item a .nav-icon {
  width: 18px; height: 18px; opacity: .7; flex-shrink: 0;
}

.qms-sidebar-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.06);
  font-size: .75rem; color: rgba(255,255,255,.3);
}

/* --- Main --- */
.qms-main {
  margin-left: 250px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Topbar --- */
.qms-topbar {
  background: var(--qms-surface);
  border-bottom: 1px solid var(--qms-border);
  padding: .625rem 2rem;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,.92);
}
.qms-topbar-left {
  display: flex; align-items: center; gap: 1rem;
}
.qms-topbar-title {
  font-size: .8rem; font-weight: 500; color: var(--qms-text-sec);
}
.qms-topbar-user {
  display: flex; align-items: center; gap: .75rem;
  font-size: .8rem; color: var(--qms-text);
}
.qms-topbar-avatar {
  width: 30px; height: 30px;
  background: var(--qms-teal);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .7rem; font-weight: 700; color: var(--qms-dark);
}

/* --- Content --- */
.qms-content {
  padding: 1.75rem 2rem 3rem;
  flex: 1;
  max-width: 1400px;
}

.qms-page-header {
  margin-bottom: 1.75rem;
}
.qms-page-title {
  font-size: 1.35rem; font-weight: 700; color: var(--qms-dark); margin: 0 0 .25rem;
}
.qms-page-subtitle {
  font-size: .8rem; color: var(--qms-text-sec); margin: 0;
}

/* --- Cards --- */
.card, .qms-card {
  background: var(--qms-surface);
  border: 1px solid var(--qms-border);
  border-radius: var(--qms-radius-lg);
  box-shadow: var(--qms-shadow-sm);
  transition: box-shadow var(--qms-transition), border-color var(--qms-transition);
}
.card:hover, .qms-card:hover {
  box-shadow: var(--qms-shadow);
}
.card-body, .qms-card-body { padding: 1.25rem 1.5rem; }
.card-header {
  background: transparent;
  border-bottom: 1px solid var(--qms-border);
  padding: 1rem 1.5rem;
  font-weight: 600; font-size: .875rem;
}

/* KPI Cards */
.qms-kpi { text-align: center; padding: 1.5rem; }
.qms-kpi-value { font-size: 2rem; font-weight: 800; color: var(--qms-dark); line-height: 1.1; }
.qms-kpi-label { font-size: .7rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--qms-text-sec); margin-top: .5rem; }
.qms-kpi-delta { font-size: .75rem; color: #10b981; font-weight: 500; margin-top: .25rem; }
.qms-kpi-indicator { width: 100%; height: 3px; border-radius: 3px; background: var(--qms-teal); margin-bottom: 1rem; }
.qms-kpi-action { font-size: .7rem; color: var(--qms-text-muted); margin-top: .5rem; opacity: 0; transition: opacity .2s; }
.qms-kpi-clickable { cursor: pointer; transition: transform .15s, box-shadow .15s, border-color .15s; }
.qms-kpi-clickable:hover { transform: translateY(-2px); box-shadow: var(--qms-shadow-lg); border-color: var(--qms-teal); }
.qms-kpi-clickable:hover .qms-kpi-action { opacity: 1; }
.qms-kpi-clickable:hover .qms-kpi-value { color: var(--qms-teal); }

/* --- Buttons --- */
.btn { border-radius: 8px; font-weight: 600; font-size: .8rem; padding: .5rem 1rem; transition: all var(--qms-transition); }

.btn-primary {
  background: var(--qms-teal); border-color: var(--qms-teal); color: var(--qms-dark);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--qms-teal-hover); border-color: var(--qms-teal-hover); color: var(--qms-dark);
  transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,201,167,.3);
}
.btn-primary:active { transform: translateY(0); }

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

.btn-dark { background: var(--qms-dark); border-color: var(--qms-dark); }
.btn-dark:hover { background: var(--qms-dark-hover); }

.btn-sm { padding: .3rem .625rem; font-size: .75rem; border-radius: 6px; }

.btn-link { color: var(--qms-teal-hover); font-weight: 500; text-decoration: none; }
.btn-link:hover { color: var(--qms-dark); }

/* Action buttons in tables */
a[href*="Edit"], a[href*="Details"], a[href*="Delete"] {
  display: inline-block; padding: .2rem .5rem;
  font-size: .75rem; font-weight: 500; border-radius: 4px;
  transition: background var(--qms-transition);
}
a[href*="Edit"]:hover { background: var(--qms-teal-soft); }
a[href*="Delete"] { color: #ef4444; }
a[href*="Delete"]:hover { background: rgba(239,68,68,.08); }

/* --- DataTables --- */
table.dataTable { border-collapse: collapse !important; width: 100% !important; }

table.dataTable thead th {
  background: var(--qms-dark) !important;
  color: rgba(255,255,255,.9) !important;
  font-size: .7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  padding: .75rem 1rem !important;
  border: none !important;
}
table.dataTable thead th:first-child { border-radius: var(--qms-radius) 0 0 0; }
table.dataTable thead th:last-child { border-radius: 0 var(--qms-radius) 0 0; }

table.dataTable tbody td {
  padding: .7rem 1rem !important;
  font-size: .8rem;
  border-bottom: 1px solid var(--qms-border) !important;
  vertical-align: middle;
}
table.dataTable tbody tr { transition: background var(--qms-transition); }
table.dataTable tbody tr:hover { background: var(--qms-teal-soft) !important; }

table.dataTable.no-footer { border-bottom: none !important; }

.dataTables_wrapper { margin-top: -.5rem; }
.dataTables_wrapper .dataTables_filter input {
  border: 1.5px solid var(--qms-border); border-radius: 8px;
  padding: .4rem .75rem; font-size: .8rem;
  transition: border-color var(--qms-transition), box-shadow var(--qms-transition);
}
.dataTables_wrapper .dataTables_filter input:focus {
  border-color: var(--qms-teal); box-shadow: 0 0 0 3px rgba(0,201,167,.12); outline: none;
}
.dataTables_wrapper .dataTables_info { font-size: .75rem; color: var(--qms-text-muted); }
.dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: 6px !important; font-size: .8rem !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current {
  background: var(--qms-teal) !important; color: var(--qms-dark) !important;
  border-color: var(--qms-teal) !important;
}
.dt-buttons .dt-button {
  background: var(--qms-surface) !important; border: 1.5px solid var(--qms-border) !important;
  border-radius: 8px !important; color: var(--qms-text) !important;
  font-size: .75rem !important; padding: .35rem .75rem !important;
  box-shadow: none !important; font-weight: 500 !important;
  transition: all var(--qms-transition) !important;
}
.dt-buttons .dt-button:hover {
  background: var(--qms-dark) !important; color: #fff !important;
  border-color: var(--qms-dark) !important;
}

/* --- Forms --- */
.form-control, .form-select {
  border: 1.5px solid var(--qms-border);
  border-radius: 8px;
  font-size: .8rem;
  padding: .5rem .75rem;
  transition: border-color var(--qms-transition), box-shadow var(--qms-transition);
  color: var(--qms-text);
}
.form-control:focus, .form-select:focus {
  border-color: var(--qms-teal);
  box-shadow: 0 0 0 3px rgba(0,201,167,.12);
}
.form-control::placeholder { color: var(--qms-text-muted); }

label, .control-label, .form-label {
  font-size: .75rem; font-weight: 600; color: var(--qms-text-sec);
  text-transform: uppercase; letter-spacing: .04em; margin-bottom: .25rem;
}

.form-group, .mb-3 { margin-bottom: 1.25rem; }

/* --- Status Badges --- */
.badge { font-size: .7rem; font-weight: 600; padding: .3rem .6rem; border-radius: 6px; letter-spacing: .02em; }
.badge-draft, .badge.bg-secondary { background: #f1f5f9 !important; color: #475569 !important; }
.badge-approved, .badge.bg-success { background: #dcfce7 !important; color: #166534 !important; }
.badge-rejected, .badge.bg-danger { background: #fef2f2 !important; color: #991b1b !important; }
.badge-review, .badge.bg-warning { background: #fef9c3 !important; color: #854d0e !important; }
.badge-info, .badge.bg-info { background: #dbeafe !important; color: #1e40af !important; }

/* --- Dashboard Charts Grid --- */
.dashboard {
  float: none !important;
  width: auto !important;
  margin-left: 0 !important;
}
.qms-dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}
.qms-chart-card {
  background: var(--qms-surface);
  border: 1px solid var(--qms-border);
  border-radius: var(--qms-radius-lg);
  padding: 1.25rem;
  box-shadow: var(--qms-shadow-sm);
  transition: box-shadow var(--qms-transition);
}
.qms-chart-card:hover { box-shadow: var(--qms-shadow); }
.qms-chart-card h4 { margin-bottom: .75rem; }

/* --- Footer --- */
.qms-footer {
  background: var(--qms-dark);
  color: rgba(255,255,255,.4);
  font-size: .7rem;
  padding: .875rem 2rem;
  margin-top: auto;
}
.qms-footer a { color: var(--qms-teal); }

/* Legacy footer override */
.footer {
  background: var(--qms-dark);
  color: rgba(255,255,255,.4);
  font-size: .75rem;
  position: static;
  margin-top: auto;
}
.footer a { color: var(--qms-teal); }
.footer .container { max-width: none; padding: .875rem 2rem; }

/* --- Alerts --- */
.alert { border-radius: var(--qms-radius); font-size: .8rem; border: none; }
.alert-success { background: #dcfce7; color: #166534; }
.alert-danger { background: #fef2f2; color: #991b1b; }
.alert-warning { background: #fef9c3; color: #854d0e; }
.alert-info { background: #dbeafe; color: #1e40af; }

/* --- Validation --- */
.text-danger { color: #ef4444 !important; font-size: .75rem; }
.field-validation-error { font-size: .75rem; color: #ef4444; }
.input-validation-error { border-color: #ef4444 !important; }

/* --- Dashboard Attention Table --- */
#attention-table { margin-bottom: 0; }
#attention-table thead th {
  font-size: .7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; color: var(--qms-text-sec);
  border-bottom: 2px solid var(--qms-border); padding: .5rem .75rem;
}
#attention-table tbody td {
  font-size: .8rem; padding: .6rem .75rem;
  border-bottom: 1px solid var(--qms-border); vertical-align: middle;
}
#attention-table tbody tr:last-child td { border-bottom: none; }

/* --- Responsive --- */
@media (max-width: 991px) {
  .qms-sidebar { transform: translateX(-100%); transition: transform .3s; }
  .qms-sidebar.open { transform: translateX(0); }
  .qms-main { margin-left: 0; }
  .qms-content { padding: 1rem; }
}

/* --- Print --- */
@media print {
  .qms-sidebar, .qms-topbar { display: none; }
  .qms-main { margin-left: 0; }
  .qms-content { padding: 0; }
}