/* ============================================
   NESMAGPT - Clean Light Theme
   Fresh · Professional · Airy
   ============================================ */

/* --- Fonts --- */
/* Local fonts - no external CDN dependency */
@import url('/assets/fonts/fonts.css');

/* --- CSS Variables --- */
:root {
  --bg-primary: #f0f4f8;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-alt: #f8fafc;
  --bg-card-hover: #f1f5f9;
  --bg-elevated: #ffffff;
  --border: #e2e8f0;
  --border-light: #cbd5e1;
  --accent: #0891b2;
  --accent-glow: rgba(8, 145, 178, 0.08);
  --accent-soft: rgba(8, 145, 178, 0.05);
  --accent-secondary: #d97706;
  --accent-secondary-glow: rgba(217, 119, 6, 0.08);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --danger: #e11d48;
  --danger-glow: rgba(225, 29, 72, 0.08);
  --success: #059669;
  --success-glow: rgba(5, 150, 105, 0.08);
  --warning: #d97706;
  --warning-glow: rgba(217, 119, 6, 0.08);
  --info: #0284c7;
  --sidebar-width: 250px;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
  --shadow-elevated: 0 10px 40px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-glow: 0 0 20px rgba(8, 145, 178, 0.06);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
* { box-sizing: border-box; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: #0e7490; }

/* --- Layout --- */
.app-wrapper { display: flex; min-height: 100vh; }

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  transition: var(--transition);
}
.sidebar-brand {
  padding: 1.75rem 1.25rem 1.25rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.sidebar-brand .brand-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  border-radius: var(--radius-md);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: #fff;
  margin-bottom: 0.5rem;
  box-shadow: 0 4px 15px rgba(8, 145, 178, 0.2);
}
.sidebar-brand h6 { font-weight: 700; font-size: 0.95rem; margin: 0; letter-spacing: -0.01em; }
.sidebar-brand small { color: var(--text-muted); font-size: 0.7rem; }

.sidebar-nav { padding: 0.75rem; flex: 1; overflow-y: auto; }
.sidebar-nav .nav-link {
  display: flex; align-items: center;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
  gap: 0.6rem;
  border: 1px solid transparent;
}
.sidebar-nav .nav-link i { font-size: 1.1rem; width: 20px; text-align: center; }
.sidebar-nav .nav-link:hover {
  background: var(--bg-card-alt);
  color: var(--text-primary);
}
.sidebar-nav .nav-link.active {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-glow);
}
.sidebar-nav .nav-divider {
  height: 1px;
  background: var(--border);
  margin: 0.75rem 0.85rem;
}

.sidebar-footer {
  padding: 0.75rem;
  border-top: 1px solid var(--border);
}
.sidebar-footer .user-info {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: default;
}
.sidebar-footer .user-info:hover { background: var(--bg-card-alt); }
.sidebar-footer .user-avatar {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; color: #fff; font-weight: 600;
  flex-shrink: 0;
}
.sidebar-footer .user-name { font-size: 0.8rem; font-weight: 600; }
.sidebar-footer .user-role { font-size: 0.65rem; color: var(--text-muted); }

/* --- Main Content --- */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 2rem 2.5rem;
  min-height: 100vh;
}
.main-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 2rem;
}
.main-header h4 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.02em;
}
.main-header .header-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0.15rem 0 0 0;
}
.main-header .header-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-elevated); }
.card .card-header {
  background: transparent;
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
  font-family: var(--font-heading);
}
.card .card-header h6 {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0;
}
.card .card-body { padding: 1.25rem; }

/* Glow accent cards for stats */
.card-glow {
  position: relative;
  overflow: hidden;
}
.card-glow::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}
.card-glow.cyan::before { background: var(--accent); }
.card-glow.amber::before { background: var(--accent-secondary); }
.card-glow.green::before { background: var(--success); }
.card-glow.rose::before { background: var(--danger); }
.card-glow .stat-number { font-family: var(--font-heading); font-weight: 700; font-size: 1.75rem; }
.card-glow .stat-label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.card-glow .stat-icon { font-size: 2rem; opacity: 0.1; }

/* --- Buttons --- */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
  transition: var(--transition);
  border: 1px solid transparent;
}
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.78rem; }
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: #0e7490;
  border-color: #0e7490;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(8, 145, 178, 0.25);
}
.btn-outline-primary {
  background: transparent;
  color: var(--accent);
  border-color: var(--border);
}
.btn-outline-primary:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.btn-outline-primary.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-secondary {
  background: var(--bg-card-alt);
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}
.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover {
  background: #be123c;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(225, 29, 72, 0.25);
}
.btn-outline-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--border);
}
.btn-outline-danger:hover {
  background: var(--danger-glow);
  border-color: var(--danger);
  color: var(--danger);
}
.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}
.btn-success:hover {
  background: #047857;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}
.btn-ghost:hover { background: var(--bg-card-alt); color: var(--text-primary); }

/* --- Forms --- */
.form-control, .form-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 0.55rem 0.85rem;
  transition: var(--transition);
}
.form-control:focus, .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-control::placeholder { color: var(--text-muted); }
.form-control-sm { padding: 0.35rem 0.65rem; font-size: 0.8rem; }
.form-label { font-size: 0.8rem; font-weight: 600; margin-bottom: 0.35rem; }
.form-text { font-size: 0.72rem; color: var(--text-muted); }
.input-group .btn { border-color: var(--border); }

/* --- Tables --- */
.table {
  margin-bottom: 0;
  font-size: 0.82rem;
}
.table thead th {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding: 0.7rem 0.75rem;
  background: var(--bg-card-alt);
}
.table tbody td {
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0.75rem;
  vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: none; }
.table-hover tbody tr:hover { background: var(--bg-card-alt); }

/* --- Badges --- */
.badge {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.7rem;
  padding: 0.25em 0.6em;
  border-radius: 100px;
  letter-spacing: 0.02em;
}
.badge-soft-success { background: rgba(5, 150, 105, 0.1); color: var(--success); }
.badge-soft-secondary { background: rgba(100, 116, 139, 0.1); color: #64748b; }
.badge-soft-danger { background: rgba(225, 29, 72, 0.1); color: var(--danger); }
.badge-soft-warning { background: rgba(217, 119, 6, 0.1); color: var(--warning); }
.badge-soft-info { background: rgba(2, 132, 199, 0.1); color: var(--info); }

/* --- Toast --- */
.toast-container { z-index: 9999; }
.toast {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-elevated);
  font-family: var(--font-body);
  font-size: 0.85rem;
  background: var(--bg-card);
  color: var(--text-primary);
}
.toast.text-bg-success { background: rgba(5, 150, 105, 0.12) !important; border-color: rgba(5, 150, 105, 0.3) !important; color: var(--success) !important; }
.toast.text-bg-success .btn-close { filter: invert(36%) sepia(95%) saturate(750%) hue-rotate(125deg); }
.toast.text-bg-danger  { background: rgba(225, 29, 72, 0.12) !important; border-color: rgba(225, 29, 72, 0.3) !important; color: var(--danger) !important; }
.toast.text-bg-danger .btn-close { filter: invert(14%) sepia(92%) saturate(5500%) hue-rotate(340deg); }
.toast.text-bg-warning { background: rgba(217, 119, 6, 0.12) !important; border-color: rgba(217, 119, 6, 0.3) !important; color: var(--warning) !important; }
.toast.text-bg-warning .btn-close { filter: invert(50%) sepia(90%) saturate(1500%) hue-rotate(5deg); }
.toast.text-bg-info    { background: rgba(2, 132, 199, 0.12) !important; border-color: rgba(2, 132, 199, 0.3) !important; color: var(--info) !important; }
.toast.text-bg-info .btn-close { filter: invert(30%) sepia(85%) saturate(2000%) hue-rotate(180deg); }

/* --- Modal --- */
.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-elevated);
}
.modal-header {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
}
.modal-header .modal-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
}
.modal-body { padding: 1.5rem; }
.modal-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

/* --- Pagination --- */
.pagination .page-link {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.78rem;
  padding: 0.3rem 0.7rem;
  transition: var(--transition);
}
.pagination .page-link:hover {
  background: var(--bg-card-alt);
  color: var(--text-primary);
  border-color: var(--border-light);
}
.pagination .page-item.active .page-link {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.pagination .page-item.disabled .page-link {
  background: var(--bg-card-alt);
  color: var(--text-muted);
  opacity: 0.4;
}

/* --- Drop Zone --- */
.drop-zone {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-card-alt);
}
.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.drop-zone i { font-size: 2rem; color: var(--text-muted); }
.drop-zone p { margin: 0.5rem 0 0; color: var(--text-secondary); font-size: 0.85rem; }
.drop-zone small { color: var(--text-muted); }

/* --- Project Cards (workspace) --- */
.project-card {
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  padding: 0.5rem;
}
.project-card:hover { background: var(--bg-card-alt); }
.project-card.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-glow);
}
.project-card .project-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
}
.project-card .project-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.project-card .project-date {
  font-size: 0.62rem;
  color: var(--text-muted);
}

/* --- Alerts --- */
.alert {
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}
.alert-success { background: rgba(5, 150, 105, 0.08); color: var(--success); }
.alert-info { background: rgba(2, 132, 199, 0.08); color: var(--info); }
.alert-warning { background: rgba(217, 119, 6, 0.08); color: var(--warning); }
.alert-danger { background: rgba(225, 29, 72, 0.08); color: var(--danger); }

/* --- Empty State --- */
.empty-state {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-muted);
}
.empty-state i { font-size: 2.5rem; opacity: 0.3; }
.empty-state h5 { margin-top: 1rem; }
.empty-state p { font-size: 0.85rem; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
.animate-fade-in { animation: fadeIn 0.3s ease-out; }
.animate-fade-up { animation: fadeInUp 0.4s ease-out; }
.animate-slide-in { animation: slideInRight 0.3s ease-out; }

/* --- Utilities --- */
.text-accent { color: var(--accent) !important; }
.text-muted { color: var(--text-muted) !important; }
.bg-card { background: var(--bg-card) !important; }
.bg-card-alt { background: var(--bg-card-alt) !important; }

/* --- Code / Pre --- */
code, pre, .font-mono {
  font-family: var(--font-mono);
  font-size: 0.82em;
}
code {
  background: var(--bg-card-alt);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--accent);
}

/* --- Result Table Scroll --- */
.result-table { max-height: 400px; overflow-y: auto; }

/* --- Process Panel Toggle --- */
.process-panel { display: none; }
.process-panel.show { display: block; }

/* --- Login Page --- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e0f2fe 0%, #f0f4f8 50%, #f8fafc 100%);
  position: relative;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 4px 20px rgba(0,0,0,0.04);
  padding: 2.5rem 2rem;
  animation: fadeInUp 0.5s ease-out;
  position: relative;
}
.login-card .brand-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  border-radius: var(--radius-lg);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.6rem; color: #fff;
  margin-bottom: 1rem;
  box-shadow: 0 8px 24px rgba(8, 145, 178, 0.2);
}
.login-card h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  margin: 0 0 0.25rem;
}
.login-card .login-sub {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1.75rem;
}
.login-card .form-floating { margin-bottom: 1rem; }
.login-card .form-floating .form-control {
  height: 54px;
  padding: 1.1rem 1rem 0.4rem 1rem;
  background: var(--bg-card-alt);
  font-size: 0.95rem;
}
.login-card .form-floating label {
  padding: 1rem;
  color: var(--text-muted);
  font-size: 0.88rem;
}
.login-card .form-floating .form-control:focus ~ label,
.login-card .form-floating .form-control:not(:placeholder-shown) ~ label {
  opacity: 0.65;
  transform: scale(0.82) translateY(-0.6rem) translateX(0.1rem);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .sidebar { width: 60px; overflow: hidden; }
  .sidebar .sidebar-brand h6,
  .sidebar .sidebar-brand small,
  .sidebar .nav-link span,
  .sidebar .user-info .user-name,
  .sidebar .user-info .user-role,
  .sidebar .nav-divider { display: none; }
  .sidebar .nav-link { justify-content: center; padding: 0.65rem; }
  .sidebar .nav-link i { margin: 0; }
  .main-content { margin-left: 60px; padding: 1.25rem; }
}