/* ==========================================================================
   Service Job Tracker - Design System
   ========================================================================== */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-accent: #0ea5e9;
  --color-bg: #f4f6fb;
  --color-surface: #ffffff;
  --color-border: #e5e9f2;
  --color-text: #1f2937;
  --color-text-soft: #6b7280;
  --color-success: #16a34a;
  --color-success-bg: #dcfce7;
  --color-warning: #ca8a04;
  --color-warning-bg: #fef9c3;
  --color-danger: #dc2626;
  --color-danger-bg: #fee2e2;
  --color-info: #0284c7;
  --color-info-bg: #e0f2fe;
  --sidebar-width: 250px;
  --topbar-height: 60px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.5;
}

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

h1, h2, h3, h4 { margin: 0 0 8px; font-weight: 700; color: var(--color-text); }
p { margin: 0 0 12px; }

/* ---------- App shell ---------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, #111827 0%, #1f2937 100%);
  color: #e5e7eb;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 40;
  transition: transform .2s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-brand .logo-dot {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: 15px;
}

.sidebar-brand .name { font-weight: 700; font-size: 15.5px; color: #fff; line-height: 1.2; }
.sidebar-brand .tagline { font-size: 11px; color: #9ca3af; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 14px 10px; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: #cbd5e1;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
  text-decoration: none;
}
.sidebar-nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.sidebar-nav a.active { background: var(--color-primary); color: #fff; }
.sidebar-nav .icon { width: 18px; text-align: center; opacity: .9; }

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 11.5px;
  color: #9ca3af;
}

.main-area {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  height: var(--topbar-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
  position: sticky; top: 0; z-index: 30;
}

.topbar-title { font-size: 17px; font-weight: 700; }
.hamburger { display: none; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--color-text); }

.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.topbar-user .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--color-primary-light); color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px;
}
.role-pill {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px; background: var(--color-primary-light); color: var(--color-primary-dark);
}

.content { padding: 22px; flex: 1; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform .05s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: #fff; color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { background: #f8fafc; }
.btn-success { background: var(--color-success); color: #fff; }
.btn-success:hover { filter: brightness(0.95); }
.btn-warning { background: var(--color-warning); color: #fff; }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger-outline { background: #fff; color: var(--color-danger); border-color: #fecaca; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-lg { padding: 16px 22px; font-size: 16px; width: 100%; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}
.card + .card { margin-top: 16px; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}
.stat-card .stat-label { font-size: 12.5px; color: var(--color-text-soft); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.stat-card .stat-value { font-size: 28px; font-weight: 800; margin-top: 6px; }
.stat-card .stat-icon { font-size: 20px; margin-bottom: 8px; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data-table th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .03em;
  color: var(--color-text-soft); padding: 10px 14px; border-bottom: 2px solid var(--color-border);
}
table.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
table.data-table tr:hover { background: #fafbff; }
.actions-cell { white-space: nowrap; display: flex; gap: 6px; }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
}
.badge-open { background: var(--color-info-bg); color: var(--color-info); }
.badge-assigned { background: var(--color-primary-light); color: var(--color-primary-dark); }
.badge-progress { background: #fef3c7; color: #b45309; }
.badge-completed { background: var(--color-success-bg); color: var(--color-success); }
.badge-incomplete { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-cancelled { background: #f1f5f9; color: #64748b; }
.badge-priority-high { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-priority-normal { background: #f1f5f9; color: #475569; }
.badge-priority-low { background: #f1f5f9; color: #94a3b8; }
.badge-priority-urgent { background: #450a0a; color: #fecaca; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--color-text); }
.form-control, select, textarea {
  width: 100%; padding: 10px 12px; font-size: 14px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: #fff; color: var(--color-text); font-family: inherit;
}
.form-control:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light);
}
textarea { resize: vertical; min-height: 90px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; }
.help-text { font-size: 12.5px; color: var(--color-text-soft); margin-top: 4px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; }

/* ---------- Alerts / flashes ---------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size: 14px; font-weight: 500; }
.alert-success { background: var(--color-success-bg); color: #166534; border: 1px solid #bbf7d0; }
.alert-error { background: var(--color-danger-bg); color: #991b1b; border: 1px solid #fecaca; }
.alert-info { background: var(--color-info-bg); color: #075985; border: 1px solid #bae6fd; }

/* ---------- Page header ---------- */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.page-header .subtitle { color: var(--color-text-soft); font-size: 13.5px; margin-top: 2px; }

/* ---------- Route board ---------- */
.board-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.board-wrap { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 12px; }
.board-column {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius);
  width: 300px; flex-shrink: 0; display: flex; flex-direction: column; max-height: calc(100vh - 220px);
}
.board-column-header {
  padding: 14px 16px; border-bottom: 1px solid var(--color-border);
  font-weight: 700; font-size: 14px; display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; background: var(--color-surface); border-radius: var(--radius) var(--radius) 0 0;
}
.board-column-count { background: #f1f5f9; color: #475569; font-size: 12px; font-weight: 700; padding: 2px 9px; border-radius: 999px; }
.board-column-body { padding: 12px; overflow-y: auto; flex: 1; min-height: 100px; }
.board-column.unassigned .board-column-header { background: #fff7ed; color: #9a3412; }

.job-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  padding: 12px 14px; margin-bottom: 10px; cursor: grab; box-shadow: var(--shadow-sm);
}
.job-card.dragging { opacity: .5; }
.job-card .job-card-title { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.job-card .job-card-meta { font-size: 12.5px; color: var(--color-text-soft); margin-bottom: 8px; }
.job-card .job-card-actions { display: flex; gap: 6px; margin-top: 8px; }
.board-column-body.drag-over { background: var(--color-primary-light); border-radius: var(--radius-sm); }

/* ---------- Tech mobile UI ---------- */
.tech-shell { min-height: 100vh; display: flex; flex-direction: column; background: var(--color-bg); }
.tech-topbar {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff; padding: 16px 18px; display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; z-index: 20;
}
.tech-topbar .name { font-weight: 700; font-size: 16px; }
.tech-topbar .sub { font-size: 12px; opacity: .85; }
.tech-content { padding: 16px; flex: 1; padding-bottom: 90px; }
.tech-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; background: #fff; border-top: 1px solid var(--color-border);
  display: flex; z-index: 30;
}
.tech-bottom-nav a {
  flex: 1; text-align: center; padding: 12px 0; font-size: 12.5px; font-weight: 600; color: var(--color-text-soft);
}
.tech-bottom-nav a.active { color: var(--color-primary); }
.tech-bottom-nav .icon { display: block; font-size: 19px; margin-bottom: 2px; }

.tech-job-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 14px; box-shadow: var(--shadow-sm);
}
.tech-job-card.status-completed { border-left: 5px solid var(--color-success); background: var(--color-success-bg); }
.tech-job-card.status-incomplete { border-left: 5px solid var(--color-warning); background: var(--color-warning-bg); }
.tech-job-card .title { font-weight: 700; font-size: 16px; margin-bottom: 4px; }
.tech-job-card .meta { font-size: 13px; color: var(--color-text-soft); margin-bottom: 10px; }

.big-action-row { display: flex; gap: 12px; margin-top: 18px; }
.big-action-row .btn { flex: 1; padding: 18px; font-size: 16px; }

.detail-section { margin-bottom: 18px; }
.detail-section h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .03em; color: var(--color-text-soft); margin-bottom: 8px; }
.detail-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--color-border); font-size: 14px; }
.detail-row:last-child { border-bottom: none; }
.detail-row .k { color: var(--color-text-soft); }
.detail-row .v { font-weight: 600; text-align: right; }

/* ---------- Login ---------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #0f172a, #1e3a8a); padding: 20px; }
.auth-card { background: #fff; border-radius: 18px; padding: 36px; width: 100%; max-width: 400px; box-shadow: var(--shadow-md); }
.auth-logo { text-align: center; margin-bottom: 22px; }
.auth-logo .logo-dot { width: 54px; height: 54px; border-radius: 16px; margin: 0 auto 10px; background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 22px; }
.auth-logo h1 { font-size: 19px; margin-bottom: 2px; }
.auth-logo p { color: var(--color-text-soft); font-size: 13px; }

/* ---------- Misc ---------- */
.empty-state { text-align: center; padding: 50px 20px; color: var(--color-text-soft); }
.empty-state .icon { font-size: 36px; margin-bottom: 10px; }
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip { padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; background: #fff; border: 1px solid var(--color-border); color: var(--color-text-soft); }
.chip.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.search-box { display: flex; gap: 8px; margin-bottom: 16px; }
.search-box input { max-width: 280px; }
.footer-note { text-align: center; color: var(--color-text-soft); font-size: 12px; padding: 20px; }
.mb-0 { margin-bottom: 0 !important; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-area { margin-left: 0; }
  .hamburger { display: block; }
  .form-grid { grid-template-columns: 1fr; }
  .board-wrap { flex-direction: column; }
  .board-column { width: 100%; max-height: none; }
}