/* =========================================================
   Andatrace – Estilos globales
   Digitalización y optimización de procesos de ingeniería
   ========================================================= */

:root {
  --color-primary: #0b3d5c;
  --color-primary-light: #145d8a;
  --color-accent: #f5a623;
  --color-accent-dark: #d98c0f;
  --color-bg: #f4f7fa;
  --color-surface: #ffffff;
  --color-border: #e1e8ed;
  --color-text: #1f2d3a;
  --color-text-muted: #64748a;
  --color-success: #1f9d55;
  --color-success-bg: #e7f7ee;
  --color-warning: #d98c0f;
  --color-warning-bg: #fdf3e3;
  --color-danger: #d1453b;
  --color-danger-bg: #fbe9e7;
  --color-info: #2f7fd1;
  --color-info-bg: #e8f1fb;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(15, 42, 67, 0.08);
  --shadow-md: 0 6px 18px rgba(15, 42, 67, 0.10);
  --sidebar-width: 260px;
}

* { box-sizing: border-box; }

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

a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }

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

.sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, var(--color-primary) 0%, #082c44 100%);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.25s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.sidebar-brand .brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 18px;
  flex-shrink: 0;
}

.sidebar-brand .brand-text strong {
  display: block;
  font-size: 17px;
  letter-spacing: 0.3px;
}

.sidebar-brand .brand-text span {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.65);
}

.sidebar-nav {
  flex: 1;
  padding: 18px 12px;
  overflow-y: auto;
}

.sidebar-nav .nav-section-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: rgba(255,255,255,0.45);
  padding: 12px 12px 6px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.85);
  font-size: 14.5px;
  font-weight: 500;
  margin-bottom: 3px;
  transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-nav a i { width: 20px; text-align: center; font-size: 15px; }

.sidebar-nav a:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.sidebar-nav a.active {
  background: var(--color-accent);
  color: var(--color-primary);
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}

.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar h1 {
  font-size: 20px;
  margin: 0;
  font-weight: 700;
  color: var(--color-primary);
}

.topbar .topbar-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--color-primary);
  cursor: pointer;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 6px;
  border-radius: 30px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.user-chip .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
}

.user-chip .user-info { line-height: 1.2; }
.user-chip .user-info strong { display: block; font-size: 13px; }
.user-chip .user-info span { font-size: 11px; color: var(--color-text-muted); }

.page-body {
  padding: 28px 32px 48px;
  flex: 1;
}

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.card-header h2, .card-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
}

.card-body { padding: 22px; }

/* ---------- KPI Grid ---------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.kpi-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}

.kpi-icon.blue { background: var(--color-info-bg); color: var(--color-info); }
.kpi-icon.green { background: var(--color-success-bg); color: var(--color-success); }
.kpi-icon.orange { background: var(--color-warning-bg); color: var(--color-warning); }
.kpi-icon.red { background: var(--color-danger-bg); color: var(--color-danger); }

.kpi-info .kpi-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.1;
}

.kpi-info .kpi-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.kpi-trend {
  font-size: 12px;
  font-weight: 600;
  margin-top: 6px;
}

.kpi-trend.up { color: var(--color-success); }
.kpi-trend.down { color: var(--color-danger); }

/* ---------- Grid layout helpers ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

.grid-cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

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

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

.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover { border-color: var(--color-primary-light); color: var(--color-primary-light); }

.btn-sm { padding: 6px 12px; font-size: 12.5px; }
.btn-danger-outline { background: transparent; border-color: var(--color-danger); color: var(--color-danger); }
.btn-danger-outline:hover { background: var(--color-danger-bg); }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-dot { width: 6px; height: 6px; border-radius: 50%; }

.badge-blue { background: var(--color-info-bg); color: var(--color-info); }
.badge-blue .badge-dot { background: var(--color-info); }

.badge-green { background: var(--color-success-bg); color: var(--color-success); }
.badge-green .badge-dot { background: var(--color-success); }

.badge-orange { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-orange .badge-dot { background: var(--color-warning); }

.badge-red { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-red .badge-dot { background: var(--color-danger); }

.badge-gray { background: #eef1f4; color: var(--color-text-muted); }
.badge-gray .badge-dot { background: var(--color-text-muted); }

/* ---------- Tables ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  background: #f8fafc;
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.data-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background 0.12s ease;
  cursor: pointer;
}

.data-table tbody tr:hover { background: #f8fafc; }
.data-table tbody tr:last-child td { border-bottom: none; }

.table-scroll { overflow-x: auto; }

/* ---------- Progress bar ---------- */
.progress-bar-track {
  width: 100%;
  height: 8px;
  background: #eef1f4;
  border-radius: 20px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent));
}

/* ---------- Filters / toolbar ---------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 220px;
  max-width: 340px;
}

.search-box i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 13px;
}

.search-box input {
  width: 100%;
  padding: 10px 14px 10px 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 13.5px;
  background: var(--color-surface);
}

.search-box input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-primary-light); }

select, .filter-select {
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 13.5px;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

/* ---------- Project cards grid ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.project-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.project-card .project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.project-card h3 { margin: 0; font-size: 15.5px; color: var(--color-text); }
.project-card .project-client { font-size: 12.5px; color: var(--color-text-muted); margin-top: 2px; }

.project-card .project-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-text-muted);
}

.project-card .progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 4px;
  color: var(--color-text-muted);
}

/* ---------- Timeline (trazabilidad) ---------- */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: 26px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -28px;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #fff;
  border: 3px solid var(--color-surface);
  box-shadow: 0 0 0 1px var(--color-border);
}

.timeline-dot.completed { background: var(--color-success); }
.timeline-dot.progress { background: var(--color-info); }
.timeline-dot.pending { background: var(--color-text-muted); }
.timeline-dot.blocked { background: var(--color-danger); }

.timeline-content {
  background: #f8fafc;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  border: 1px solid var(--color-border);
}

.timeline-content .timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.timeline-content .timeline-stage {
  font-weight: 700;
  font-size: 13.5px;
  color: var(--color-primary);
}

.timeline-content .timeline-date {
  font-size: 11.5px;
  color: var(--color-text-muted);
}

.timeline-content p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text);
}

.timeline-content .timeline-resp {
  font-size: 11.5px;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 30, 46, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal-box {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

.modal-box.modal-wide { max-width: 720px; }

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 { margin: 0; color: var(--color-primary); font-size: 17px; }

.modal-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--color-text-muted);
}

.modal-body { padding: 22px 24px; }

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 13.5px;
  font-family: inherit;
  background: var(--color-bg);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--color-text-muted);
}

.empty-state i { font-size: 34px; margin-bottom: 12px; color: var(--color-border); }

/* ---------- Utility ---------- */
.text-muted { color: var(--color-text-muted); }
.mb-0 { margin-bottom: 0; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.tag-pill {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 6px;
  background: #eef1f4;
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-primary);
  color: #fff;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 2000;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.25s ease;
  pointer-events: none;
}

.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-danger); }

.breadcrumb {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.breadcrumb a { color: var(--color-primary-light); font-weight: 600; }
.breadcrumb span { margin: 0 6px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-cols-2 { grid-template-columns: 1fr; }
}

@media (max-width: 880px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .menu-toggle { display: inline-flex; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .page-body { padding: 20px 16px 40px; }
  .topbar { padding: 14px 18px; }
}