/* ============================================================
   octa_akibru — Main Stylesheet
   Theme: Deep Blue #1B3A6B  |  Orange #E87722
   Octa-Sanctum Solutions
   ============================================================ */

:root {
  --blue:        #1B3A6B;
  --blue-mid:    #2a5298;
  --blue-light:  #EBF2FA;
  --orange:      #E87722;
  --orange-dark: #d06a1a;
  --orange-light:#FFF3E8;
  --sidebar-w:   240px;
  --topbar-h:    58px;
  --text:        #1e293b;
  --text-mid:    #475569;
  --text-light:  #94a3b8;
  --border:      #e2e8f0;
  --bg:          #f1f5f9;
  --white:       #ffffff;
  --success:     #16a34a;
  --danger:      #dc2626;
  --warning:     #d97706;
  --info:        #0284c7;
  --radius:      8px;
  --shadow:      0 1px 4px rgba(0,0,0,.08), 0 2px 12px rgba(0,0,0,.05);
  --shadow-md:   0 4px 20px rgba(0,0,0,.12);
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--orange); }
img { max-width: 100%; }

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

/* ── Sidebar ───────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--blue);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
  transition: transform .3s cubic-bezier(0.4, 0, 0.2, 1), width .25s ease;
  overflow: hidden;
}

.sidebar-brand {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.1);
  flex-shrink: 0;
}
.sidebar-brand .brand-name {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  white-space: nowrap;
}
.sidebar-brand .brand-name span { color: var(--orange); }
.sidebar-brand .brand-sub {
  font-size: 10px;
  color: rgba(255,255,255,.5);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 3px;
  white-space: nowrap;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
  scrollbar-width: none;
}
.sidebar-nav::-webkit-scrollbar { display: none; }

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  color: rgba(255,255,255,.35);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 16px 20px 6px;
  white-space: nowrap;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: rgba(255,255,255,.75);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background .15s, color .15s;
  cursor: pointer;
  border-left: 3px solid transparent;
}
.nav-item:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
  text-decoration: none;
}
.nav-item.active {
  background: rgba(232,119,34,.15);
  color: var(--orange);
  border-left-color: var(--orange);
}
.nav-item .nav-icon {
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  font-size: 16px;
}
.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  flex-shrink: 0;
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-avatar {
  width: 34px;
  height: 34px;
  background: var(--orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.sidebar-user-info { min-width: 0; }
.sidebar-user-name {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sidebar-user-role {
  font-size: 11px;
  color: rgba(255,255,255,.45);
  text-transform: capitalize;
}

/* ── Sidebar Close Button (Mobile) ──────────────────────── */
.sidebar-close-btn {
  display: none;
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  font-size: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  transition: background .15s, transform .15s;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.sidebar-close-btn:hover {
  background: rgba(255,255,255,.2);
  transform: rotate(90deg);
}
.sidebar-close-btn:focus {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* ── Sidebar Overlay (Mobile) ───────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 89;
  opacity: 0;
  transition: opacity .25s ease;
}
.sidebar-overlay.active {
  display: block;
  opacity: 1;
}

/* ── Mobile Toggle Button ────────────────────────────────── */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--blue);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius);
  transition: background .15s;
  line-height: 1;
}
.sidebar-toggle:hover {
  background: var(--blue-light);
}

/* ── Main Content ───────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left .3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Top Bar ────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
  gap: 16px;
}
.topbar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--blue);
  flex: 1;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.topbar-date {
  font-size: 12px;
  color: var(--text-light);
}
.topbar-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background .15s;
}
.btn-logout {
  background: var(--blue-light);
  color: var(--blue);
}
.btn-logout:hover { background: #dae6f5; text-decoration: none; color: var(--blue); }

/* ── Page Body ──────────────────────────────────────────── */
.page-body {
  padding: 28px;
  flex: 1;
}
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.page-header h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--blue);
}
.page-header .page-subtitle {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 2px;
}

/* ── Stat Cards ─────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border-top: 3px solid transparent;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.stat-card.blue   { border-top-color: var(--blue); }
.stat-card.orange { border-top-color: var(--orange); }
.stat-card.green  { border-top-color: var(--success); }
.stat-card.red    { border-top-color: var(--danger); }
.stat-card.info   { border-top-color: var(--info); }

.stat-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.stat-value {
  font-size: 30px;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}
.stat-value.big { font-size: 24px; }
.stat-sub {
  font-size: 12px;
  color: var(--text-light);
}

/* ── Cards / Panels ──────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-header h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
}
.card-body { padding: 20px; }

/* ── Tables ─────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.data-table th {
  background: var(--blue-light);
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 14px;
  text-align: left;
  white-space: nowrap;
}
.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
.data-table tbody tr:hover { background: #f8fafc; }
.data-table tbody tr:last-child td { border-bottom: none; }

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.badge-blue     { background: var(--blue-light);   color: var(--blue); }
.badge-orange   { background: var(--orange-light);  color: #a05000; }
.badge-green    { background: #dcfce7;              color: #15803d; }
.badge-red      { background: #fee2e2;              color: #b91c1c; }
.badge-yellow   { background: #fef9c3;              color: #854d0e; }
.badge-grey     { background: #f1f5f9;              color: #64748b; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background .15s, opacity .15s;
  white-space: nowrap;
  text-decoration: none;
}
.btn:hover { opacity: .88; text-decoration: none; }
.btn-primary   { background: var(--blue);    color: #fff; }
.btn-orange    { background: var(--orange);  color: #fff; }
.btn-success   { background: var(--success); color: #fff; }
.btn-danger    { background: var(--danger);  color: #fff; }
.btn-outline   { background: transparent; border: 1.5px solid var(--border); color: var(--text-mid); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); opacity: 1; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-xs { padding: 3px 8px;  font-size: 11px; }

/* ── Forms ──────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text);
  background: #fff;
  outline: none;
  transition: border-color .15s;
  width: 100%;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-span-2 { grid-column: span 2; }
.form-span-3 { grid-column: span 3; }

/* ── Alerts ──────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-danger  { background: #fee2e2; border: 1px solid #fca5a5; color: #b91c1c; }
.alert-success { background: #dcfce7; border: 1px solid #86efac; color: #15803d; }
.alert-warning { background: #fef9c3; border: 1px solid #fde047; color: #854d0e; }
.alert-info    { background: #e0f2fe; border: 1px solid #7dd3fc; color: #0369a1; }

/* ── Toast ───────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background: var(--blue);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: toast-in .25s ease;
  max-width: 320px;
}
.toast.success { background: var(--success); }
.toast.error   { background: var(--danger); }
.toast.warning { background: var(--warning); }
@keyframes toast-in { from { opacity:0; transform: translateY(12px); } to { opacity:1; transform: translateY(0); } }

/* ── Divider ────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 20px 0; }

/* ── Utilities ───────────────────────────────────────────── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--text-light); font-size: 13px; }
.text-bold   { font-weight: 700; }
.text-orange { color: var(--orange); }
.text-blue   { color: var(--blue); }
.text-green  { color: var(--success); }
.text-red    { color: var(--danger); }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16{ margin-top: 16px; }
.mb-16{ margin-bottom: 16px; }
.mb-24{ margin-bottom: 24px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.w-full { width: 100%; }

/* ── Empty State ─────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-light);
}
.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 15px; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: #fff;
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modal-in .2s ease;
}
.modal-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h4 { font-size: 16px; font-weight: 700; color: var(--blue); }
.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-light);
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover { color: var(--danger); }
.modal-body    { padding: 22px; }
.modal-footer  { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
@keyframes modal-in { from { opacity:0; transform: scale(.96); } to { opacity:1; transform: scale(1); } }

/* ════════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ════════════════════════════════════════════════════════════ */

/* ── Tablets & Mobile (≤1024px) ─────────────────────────── */
@media (max-width: 1024px) {
  /* Show hamburger button */
  .sidebar-toggle {
    display: inline-flex;
  }
  
  /* Sidebar slides in from left */
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: 4px 0 20px rgba(0,0,0,.15);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  /* Show all text when open */
  .sidebar.open .sidebar-brand .brand-name,
  .sidebar.open .sidebar-brand .brand-sub,
  .sidebar.open .nav-section-label,
  .sidebar.open .nav-item span,
  .sidebar.open .sidebar-user-info {
    display: block !important;
  }
  
  .sidebar.open .nav-item {
    padding: 12px 20px;
  }
  
  /* Show close button on mobile */
  .sidebar-close-btn {
    display: flex;
  }
  
  /* Main content takes full width */
  .main-content {
    margin-left: 0;
  }
  
  /* Prevent body scroll when sidebar is open */
  body.sidebar-open {
    overflow: hidden;
  }
}

/* ── Tablets (601-1024px) ────────────────────────────────── */
@media (min-width: 601px) and (max-width: 1024px) {
  /* Dashboard grid adjustments */
  .dashboard-grid-2,
  [style*="display:grid;grid-template-columns:1fr 1fr;gap:20px"] {
    grid-template-columns: 1fr !important;
  }
  
  .dashboard-grid-3,
  [style*="display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px"] {
    grid-template-columns: 1fr 1fr !important;
  }
  
  .stat-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}

/* ── Mobile (≤600px) ─────────────────────────────────────── */
@media (max-width: 600px) {
  /* Topbar */
  .topbar {
    padding: 0 12px;
    gap: 8px;
  }
  
  .topbar-title {
    font-size: 14px;
  }
  
  .topbar-date {
    display: none;
  }
  
  .topbar-right .btn-sm {
    padding: 4px 8px;
    font-size: 10px;
  }
  
  /* Page body */
  .page-body {
    padding: 12px;
  }
  
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .page-header h1 {
    font-size: 18px;
  }
  
  /* Stat cards */
  .stat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  
  .stat-card {
    padding: 14px;
  }
  
  .stat-value {
    font-size: 22px;
  }
  
  /* Dashboard grids - stack everything */
  .dashboard-grid-2,
  .dashboard-grid-3,
  [style*="display:grid;grid-template-columns:1fr 1fr;gap:20px"],
  [style*="display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px"] {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  
  /* Forms */
  .form-grid {
    grid-template-columns: 1fr !important;
  }
  
  .form-span-2,
  .form-span-3 {
    grid-column: span 1 !important;
  }
  
  /* Tables */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .data-table {
    font-size: 12px;
    min-width: 500px;
  }
  
  .data-table th,
  .data-table td {
    padding: 6px 8px;
  }
  
  /* Buttons */
  .btn {
    font-size: 12px;
    padding: 6px 12px;
  }
  
  .btn-sm {
    padding: 4px 10px;
    font-size: 11px;
  }
  
  /* Badges */
  .badge {
    font-size: 10px;
    padding: 2px 8px;
  }
  
  /* Cards */
  .card-header {
    padding: 12px 14px;
  }
  
  .card-header h3 {
    font-size: 13px;
  }
  
  .card-body {
    padding: 14px;
  }
}

/* ── Very Small Mobile (≤400px) ─────────────────────────── */
@media (max-width: 400px) {
  .stat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  
  .stat-card {
    padding: 10px;
  }
  
  .stat-value {
    font-size: 18px;
  }
  
  .stat-label {
    font-size: 9px;
  }
  
  .topbar {
    padding: 0 8px;
  }
  
  .topbar-title {
    font-size: 12px;
  }
  
  .topbar-right .btn {
    padding: 3px 8px;
    font-size: 10px;
  }
  
  .page-header h1 {
    font-size: 16px;
  }
}