/* ============================================================
   PROJECT ANALYZER – Estilos MS Project Green
   Paleta idéntica a MS Project 365:
     --ms-green:#107c10  principal
     --ms-teal:#038387   secundario
     fondo claro como MS Project (no dark)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Segoe+UI:wght@300;400;500;600;700&display=swap');

/* ── Variables MS Project ───────────────────────────────── */
:root {
  /* Paleta MS Project exacta */
  --ms-green:       #107c10;
  --ms-green-dark:  #0a5e0a;
  --ms-green-light: #bad80a;
  --ms-green-bg:    #dff6dd;
  --ms-teal:        #038387;
  --ms-teal-light:  #a9d3d4;
  --ms-blue:        #0078d4;   /* solo acento secundario */
  --ms-yellow:      #ffb900;
  --ms-orange:      #d83b01;
  --ms-red:         #e81123;
  --ms-red-light:   #fde7e9;
  --ms-purple:      #5c2d91;

  /* UI fondos */
  --bg:         #f3f2f1;
  --surface:    #ffffff;
  --surface2:   #f8f8f8;
  --border:     #edebe9;
  --border2:    #d2d0ce;

  /* Texto */
  --text:       #201f1e;
  --text2:      #605e5c;
  --text3:      #a19f9d;

  /* Gantt bar colors como MS Project */
  --gc-critical: #e81123;
  --gc-normal:   #107c10;
  --gc-slack:    #bad80a;
  --gc-summary:  #3d3d3d;
  --gc-milestone:#000000;

  --shadow:    0 2px 8px rgba(0,0,0,.10);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --radius:    3px;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 13px; }
body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.4;
}

a { color: var(--ms-green); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--ms-green-dark); }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── Header barra superior (como MS Project) ─────────────── */
.app-header {
  background: var(--ms-green-dark);
  padding: 0 20px;
  display: flex;
  align-items: stretch;
  height: 44px;
  position: sticky;
  top: 0;
  z-index: 200;
  gap: 0;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
}

.app-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 0 20px 0 4px;
  border-right: 1px solid rgba(255,255,255,.2);
}

.app-logo-icon {
  width: 26px; height: 26px;
  background: var(--surface);
  border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px;
  color: var(--ms-green-dark);
}

.app-logo-text {
  color: #fff; font-weight: 600; font-size: 14px; letter-spacing: -.2px;
}
.app-logo-sub { color: rgba(255,255,255,.6); font-size: 10px; }

.header-nav {
  display: flex; align-items: stretch; gap: 0; overflow-x: auto;
}

.hnav-item {
  display: flex; align-items: center;
  padding: 0 14px;
  color: rgba(255,255,255,.75);
  font-size: 12px; font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: background .15s, color .15s;
  white-space: nowrap;
  cursor: pointer;
}
.hnav-item:hover { background: rgba(255,255,255,.1); color: #fff; text-decoration: none; }
.hnav-item.active { color: #fff; border-bottom-color: var(--ms-green-light); }

.header-right {
  margin-left: auto;
  display: flex; align-items: center; gap: 12px;
  padding: 0 0 0 16px;
  border-left: 1px solid rgba(255,255,255,.15);
}

.header-user {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: rgba(255,255,255,.8);
}

.header-avatar {
  width: 28px; height: 28px;
  background: var(--ms-green-light);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
  color: var(--ms-green-dark);
}

.btn-header-logout {
  padding: 4px 10px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 2px;
  color: rgba(255,255,255,.8);
  font-size: 11px; cursor: pointer;
  transition: background .15s;
}
.btn-header-logout:hover { background: rgba(255,255,255,.2); }

/* ── Layout principal ───────────────────────────────────── */
.main-content {
  padding: 20px 24px;
  max-width: 1400px;
}

/* ── Page header ────────────────────────────────────────── */
.page-header {
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.page-title {
  font-size: 18px; font-weight: 600;
  color: var(--text);
}

.page-subtitle {
  font-size: 12px; color: var(--text2);
  margin-top: 3px;
}

/* ── KPI Cards (estilo MS Project) ──────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  border-left: 3px solid var(--ms-green);
  box-shadow: var(--shadow);
}
.kpi.red    { border-left-color: var(--ms-red); }
.kpi.yellow { border-left-color: var(--ms-yellow); }
.kpi.green  { border-left-color: var(--ms-green); }
.kpi.teal   { border-left-color: var(--ms-teal); }
.kpi.purple { border-left-color: var(--ms-purple); }
.kpi.orange { border-left-color: var(--ms-orange); }

.kpi-lbl {
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .4px;
  color: var(--text2); margin-bottom: 4px;
}
.kpi-val {
  font-size: 22px; font-weight: 700;
  color: var(--text); line-height: 1;
  font-family: 'Cascadia Code', 'Consolas', monospace;
}
.kpi-sub { font-size: 10px; color: var(--text3); margin-top: 3px; }

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 12px; font-weight: 600;
  color: var(--text); text-transform: uppercase;
  letter-spacing: .5px;
  display: flex; align-items: center; gap: 6px;
}

.ct-icon {
  width: 12px; height: 12px;
  background: var(--ms-green);
  border-radius: 1px; display: inline-block; flex-shrink: 0;
}
.ct-icon.red    { background: var(--ms-red); }
.ct-icon.yellow { background: var(--ms-yellow); }
.ct-icon.teal   { background: var(--ms-teal); }
.ct-icon.purple { background: var(--ms-purple); }

/* ── Grid helpers ───────────────────────────────────────── */
.two-col   { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.three-col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

/* ── Tablas ─────────────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }

table { border-collapse: collapse; width: 100%; font-size: 12px; }

thead tr { background: var(--ms-green-dark); }

th {
  padding: 7px 10px;
  text-align: left; font-size: 11px; font-weight: 600;
  color: #fff; white-space: nowrap;
  border-right: 1px solid rgba(255,255,255,.15);
}
th:last-child { border-right: none; }

td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text); vertical-align: middle;
}

tbody tr:nth-child(even) { background: #f9f9f8; }
tbody tr:hover           { background: var(--ms-green-bg); }
tbody tr:last-child td   { border-bottom: none; }
tr.crit-row td           { background: #fff5f5 !important; }

.mono { font-family: 'Cascadia Code', 'Consolas', monospace; font-size: 11px; }

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 2px;
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .3px;
  font-family: 'Cascadia Code', 'Consolas', monospace;
}
.b-green  { background: var(--ms-green-bg);  color: var(--ms-green-dark); }
.b-red    { background: var(--ms-red-light); color: var(--ms-red); }
.b-yellow { background: #fff4cc;             color: #7d5a00; }
.b-teal   { background: #d0ecec;             color: var(--ms-teal); }
.b-blue   { background: #deecf9;             color: #005a9e; }
.b-purple { background: #ede0f4;             color: var(--ms-purple); }
.b-gray   { background: var(--border);       color: var(--text2); }
.b-orange { background: #fdf2e8;             color: var(--ms-orange); }

/* ── Progress bar ───────────────────────────────────────── */
.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 999px; overflow: hidden;
}
.progress-fill {
  height: 100%; border-radius: 999px;
  background: var(--ms-green);
  transition: width .4s ease;
}
.progress-fill.red    { background: var(--ms-red); }
.progress-fill.yellow { background: var(--ms-yellow); }
.progress-fill.teal   { background: var(--ms-teal); }

/* ── Formularios ────────────────────────────────────────── */
.ctrl-bar {
  display: flex; flex-wrap: wrap; gap: 10px;
  align-items: flex-end; margin-bottom: 12px;
}
.ctrl-g { display: flex; flex-direction: column; gap: 4px; }
.ctrl-g label {
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .4px;
  color: var(--text2);
}

.form-group { margin-bottom: 14px; }
.form-group label {
  display: block; font-size: 11px; font-weight: 600;
  color: var(--text2); margin-bottom: 5px;
  text-transform: uppercase; letter-spacing: .3px;
}

input[type=text],
input[type=email],
input[type=password],
input[type=number],
select, textarea, .form-control {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 6px 9px;
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}
input:focus, select:focus, textarea:focus, .form-control:focus {
  border-color: var(--ms-green);
  box-shadow: 0 0 0 1px var(--ms-green);
}
textarea.form-control { resize: vertical; min-height: 70px; }
input[type=file] { display: none; }

/* ── Botones ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer; font-size: 12px; font-weight: 600;
  font-family: 'Segoe UI', system-ui, sans-serif;
  transition: all .1s; white-space: nowrap;
  text-decoration: none;
}
.btn:hover { opacity: .88; text-decoration: none; }

.btn-primary { background: var(--ms-green);      color: #fff; border-color: var(--ms-green); }
.btn-primary:hover { background: var(--ms-green-dark); }
.btn-teal    { background: var(--ms-teal);       color: #fff; border-color: var(--ms-teal); }
.btn-danger  { background: var(--ms-red);        color: #fff; border-color: var(--ms-red); }
.btn-outline { background: var(--surface);       color: var(--ms-green); border-color: var(--ms-green); }
.btn-outline:hover { background: var(--ms-green-bg); }
.btn-ghost   { background: transparent;          color: var(--text2); border-color: var(--border2); }
.btn-ghost:hover { background: var(--bg); }
.btn-sm      { padding: 4px 10px; font-size: 11px; }

/* ── Drop zone upload ───────────────────────────────────── */
.drop-zone {
  border: 2px dashed var(--border2);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--ms-green);
  background: var(--ms-green-bg);
}
.drop-zone .dz-icon { font-size: 2rem; margin-bottom: 8px; display: block; }
.drop-zone h3 { font-size: 13px; color: var(--text); margin-bottom: 4px; }
.drop-zone p  { font-size: 11px; color: var(--text2); }

/* ── Alertas ────────────────────────────────────────────── */
.alert {
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 12px; margin-bottom: 12px;
  display: flex; align-items: flex-start; gap: 8px;
}
.alert-error   { background: var(--ms-red-light); border-left: 3px solid var(--ms-red); color: #a4000f; }
.alert-success { background: var(--ms-green-bg);  border-left: 3px solid var(--ms-green); color: var(--ms-green-dark); }
.alert-warning { background: #fff4cc;              border-left: 3px solid var(--ms-yellow); color: #7d5a00; }
.alert-info    { background: #deecf9;              border-left: 3px solid var(--ms-blue); color: #004578; }

/* ── Gantt container ────────────────────────────────────── */
.gantt-container {
  display: flex;
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  background: var(--surface);
  height: 560px;
  overflow: hidden;
}

.gantt-labels {
  min-width: 260px; max-width: 260px;
  border-right: 2px solid var(--ms-green);
  overflow-y: auto; overflow-x: hidden;
  background: var(--surface);
}

.gantt-labels-header {
  position: sticky; top: 0; height: 48px;
  background: var(--ms-green-dark);
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 10px; gap: 2px; z-index: 2;
}
.gantt-labels-header span { font-size: 11px; color: #fff; font-weight: 600; }
.gantt-labels-header small { font-size: 9px; color: rgba(255,255,255,.6); }

.gantt-chart-area { flex: 1; overflow: auto; position: relative; }
.gantt-chart-area canvas { display: block; }

.gantt-label-row {
  height: 26px;
  display: flex; align-items: center;
  padding: 0 8px; border-bottom: 1px solid var(--border);
  font-size: 11px; gap: 5px;
  cursor: pointer; transition: background .1s;
}
.gantt-label-row:hover   { background: var(--ms-green-bg); }
.gantt-label-row.crit    { background: #fff5f5; color: var(--ms-red); }
.gantt-label-row.summary { background: var(--border); font-weight: 600; }

.gantt-label-id {
  font-family: 'Cascadia Code', monospace;
  font-size: 10px; color: var(--text2); min-width: 32px;
}

/* ── Risk matrix ────────────────────────────────────────── */
.risk-matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px; margin-top: 8px;
}
.risk-cell {
  padding: 10px; border-radius: 2px;
  text-align: center; font-size: 11px;
  font-weight: 600;
}

/* ── Login page ─────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg); padding: 20px;
}

.login-wrap {
  width: 100%; max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.login-header {
  background: var(--ms-green-dark);
  padding: 24px 32px;
  text-align: center;
}
.login-header h1 { font-size: 16px; font-weight: 600; color: #fff; }
.login-header p  { font-size: 11px; color: rgba(255,255,255,.65); margin-top: 3px; }
.login-icon      { font-size: 2rem; margin-bottom: 8px; display: block; }

.login-body { padding: 28px 32px; }

.login-footer {
  padding: 12px 32px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text2);
  text-align: center;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 800px) {
  .two-col, .three-col { grid-template-columns: 1fr; }
  .main-content { padding: 12px 14px; }
  .gantt-labels { min-width: 160px; max-width: 160px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Animaciones ─────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp .3s ease both; }