/* ============================================
   IHSuite — IHNetworks Internal Suite
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600&family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #1a2233;
  --bg-card-hover: #1e2940;
  --bg-input: #0f1623;
  --border: #1e2d42;
  --border-focus: #3b82f6;
  --text-primary: #e8edf5;
  --text-secondary: #8899b0;
  --text-muted: #5a6a80;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #0ea5e9;
  --purple: #8b5cf6;
  --sidebar-width: 240px;
  --header-height: 56px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Scrollbar ──────────────────────── */
::-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(--text-muted); }

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

/* ── Sidebar ────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 100;
}

.sidebar-logo {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}

.sidebar-logo .logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
}

.sidebar-logo .logo-text {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.3px;
}

.sidebar-logo .logo-text span {
  color: var(--accent);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  overflow-y: auto;
}

.nav-section {
  margin-bottom: 20px;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 0 12px;
  margin-bottom: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition);
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  user-select: none;
}

.nav-item:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.nav-item .badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

/* ── Main Content ───────────────────── */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.top-bar {
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.top-bar-left h1 {
  font-size: 16px;
  font-weight: 600;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* ── Cards ──────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
}

/* ── Stat Cards ─────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: border-color var(--transition);
}

.stat-card:hover { border-color: var(--accent); }

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.blue { background: rgba(59,130,246,0.15); color: var(--accent); }
.stat-icon.green { background: rgba(34,197,94,0.15); color: var(--success); }
.stat-icon.orange { background: rgba(245,158,11,0.15); color: var(--warning); }
.stat-icon.red { background: rgba(239,68,68,0.15); color: var(--danger); }
.stat-icon.purple { background: rgba(139,92,246,0.15); color: var(--purple); }

.stat-info h3 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 2px;
}

.stat-info p {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
}

/* ── Buttons ────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-card-hover); }

.btn-danger {
  background: rgba(239,68,68,0.15);
  color: var(--danger);
}
.btn-danger:hover { background: rgba(239,68,68,0.25); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; }

.btn svg { width: 16px; height: 16px; }

/* ── Forms ──────────────────────────── */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
  transition: border-color var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238899b0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ── Tables ─────────────────────────── */
.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

tbody tr {
  transition: background var(--transition);
}

tbody tr:hover {
  background: var(--bg-card-hover);
}

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

/* ── Badges / Pills ─────────────────── */
.badge-status {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  gap: 5px;
}

.badge-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-status.open, .badge-status.todo { background: rgba(59,130,246,0.15); color: var(--accent); }
.badge-status.open::before, .badge-status.todo::before { background: var(--accent); }

.badge-status.in_progress, .badge-status.active { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-status.in_progress::before, .badge-status.active::before { background: var(--warning); }

.badge-status.review, .badge-status.waiting { background: rgba(139,92,246,0.15); color: var(--purple); }
.badge-status.review::before, .badge-status.waiting::before { background: var(--purple); }

.badge-status.done, .badge-status.resolved, .badge-status.approved, .badge-status.completed {
  background: rgba(34,197,94,0.15); color: var(--success);
}
.badge-status.done::before, .badge-status.resolved::before, .badge-status.approved::before, .badge-status.completed::before {
  background: var(--success);
}

.badge-status.closed, .badge-status.archived, .badge-status.denied {
  background: rgba(90,106,128,0.15); color: var(--text-muted);
}
.badge-status.closed::before, .badge-status.archived::before, .badge-status.denied::before {
  background: var(--text-muted);
}

.badge-status.on_hold, .badge-status.pending {
  background: rgba(14,165,233,0.15); color: var(--info);
}
.badge-status.on_hold::before, .badge-status.pending::before { background: var(--info); }

.priority-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.priority-badge.critical { background: rgba(239,68,68,0.2); color: var(--danger); }
.priority-badge.high { background: rgba(245,158,11,0.2); color: var(--warning); }
.priority-badge.medium { background: rgba(59,130,246,0.15); color: var(--accent); }
.priority-badge.low { background: rgba(90,106,128,0.15); color: var(--text-muted); }

/* ── Modal ──────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 150ms ease;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 200ms ease;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
}

.modal-close:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.modal-body { padding: 20px; }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border);
}

/* ── Kanban Board ───────────────────── */
.kanban-board {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 16px;
  min-height: 400px;
}

.kanban-column {
  min-width: 280px;
  width: 280px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.kanban-column-header {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 600;
}

.kanban-column-header .count {
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  color: var(--text-muted);
}

.kanban-cards {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kanban-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  cursor: pointer;
  transition: all var(--transition);
}

.kanban-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.kanban-card-title {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
}

.kanban-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

/* ── Empty State ────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}

.empty-state h3 {
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.empty-state p {
  font-size: 13px;
  margin-bottom: 16px;
}

/* ── Toolbar ────────────────────────── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.search-input {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-input input {
  width: 100%;
  padding: 8px 12px 8px 34px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
}

.search-input input:focus {
  outline: none;
  border-color: var(--accent);
}

.search-input svg {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.filter-select {
  padding: 8px 28px 8px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238899b0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

.filter-select:focus {
  outline: none;
  border-color: var(--accent);
}

/* ── Login Page ─────────────────────── */
.login-page {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.login-card .logo-section {
  text-align: center;
  margin-bottom: 32px;
}

.login-card .logo-section .logo-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 22px;
  color: #fff;
}

.login-card h1 { font-size: 20px; margin-bottom: 4px; }
.login-card .subtitle { color: var(--text-muted); font-size: 13px; }

.login-card .error-msg {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  color: var(--danger);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
}

/* ── Tabs ───────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.tab:hover { color: var(--text-primary); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ── Activity Feed ──────────────────── */
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
}

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  margin-top: 5px;
  flex-shrink: 0;
}

.activity-text {
  flex: 1;
  color: var(--text-secondary);
}

.activity-text strong { color: var(--text-primary); }

.activity-time {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Animations ─────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ── User Menu ──────────────────────── */
.user-menu {
  position: relative;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  transition: box-shadow var(--transition);
}

.user-avatar:hover {
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.clickable {
  cursor: pointer;
}

/* ── Sidebar User Footer ────────────── */
.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-footer .user-info {
  flex: 1;
  min-width: 0;
}

.sidebar-footer .user-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-footer .user-role {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: capitalize;
}

/* ── Detail Panel ───────────────────── */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
}

.detail-main { min-width: 0; }
.detail-sidebar { display: flex; flex-direction: column; gap: 16px; }

.detail-field {
  margin-bottom: 14px;
}

.detail-field .label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.detail-field .value {
  font-size: 13px;
  color: var(--text-primary);
}

/* ── Comment Section ────────────────── */
.comments-section { margin-top: 24px; }

.comment {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.comment:last-child { border-bottom: none; }

.comment-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}

.comment-body { flex: 1; min-width: 0; }

.comment-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.comment-author { font-size: 13px; font-weight: 600; }
.comment-time { font-size: 11px; color: var(--text-muted); }
.comment-text { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

.comment-input {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.comment-input input {
  flex: 1;
}

@media (max-width: 1024px) {
  .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}