/* ============================================================
   Muse — Estilos principales
   ============================================================ */

/* Variables */
:root {
  --bg:         #0f1117;
  --bg-card:    #1a1d27;
  --bg-input:   #13151e;
  --border:     #2a2d3e;
  --border-focus: #7c6af7;
  --text:       #e2e4ef;
  --text-muted: #6b7280;
  --text-dim:   #9ca3af;
  --primary:    #7c6af7;
  --primary-h:  #6355e0;
  --success:    #22c55e;
  --warning:    #f59e0b;
  --danger:     #ef4444;
  --info:       #38bdf8;
  --radius:     10px;
  --radius-sm:  6px;
  --shadow:     0 4px 24px rgba(0,0,0,.45);
  --font:       'Inter', system-ui, sans-serif;
}

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

html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

ul { list-style: none; }

/* ---- Navbar ---- */
.navbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: .8rem 2rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  white-space: nowrap;
}
.brand-icon { font-size: 1.3rem; }
.brand-name { color: var(--primary); }

.nav-links {
  display: flex;
  gap: .25rem;
  flex: 1;
}
.nav-links a {
  color: var(--text-dim);
  padding: .45rem .85rem;
  border-radius: var(--radius-sm);
  font-size: .88rem;
  font-weight: 500;
  transition: background .15s, color .15s;
}
.nav-links a:hover,
.nav-links a.active {
  background: rgba(124,106,247,.15);
  color: var(--primary);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-left: auto;
}
.user-name { font-size: .85rem; color: var(--text-dim); }

/* ---- Badges de rol ---- */
.user-badge {
  font-size: .7rem;
  font-weight: 600;
  padding: .2rem .6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.user-badge--admin        { background: rgba(239,68,68,.2);   color: #ef4444; }
.user-badge--manager      { background: rgba(168,85,247,.2);  color: #c084fc; }
.user-badge--team_leader  { background: rgba(245,158,11,.2);  color: #f59e0b; }
.user-badge--chatter      { background: rgba(34,197,94,.2);   color: #22c55e; }

/* ---- Layout principal ---- */
.main-content {
  flex: 1;
  padding: 2rem;
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  gap: 1rem;
}
.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}
.page-header .subtitle {
  font-size: .875rem;
  color: var(--text-muted);
  margin-top: .2rem;
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
}

/* ---- Grids ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .navbar { padding: .7rem 1rem; }
  .main-content { padding: 1rem; }
}

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background .15s, transform .1s, opacity .15s;
  text-align: center;
  white-space: nowrap;
  line-height: 1.4;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

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

.btn-success  { background: var(--success);  color: #fff; }
.btn-success:hover { background: #16a34a; color: #fff; }

.btn-danger   { background: var(--danger);   color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}
.btn-ghost:hover { background: rgba(255,255,255,.06); color: var(--text); }

.btn-sm { padding: .35rem .75rem; font-size: .8rem; }
.btn-lg { padding: .75rem 1.5rem; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; }

/* ---- Formularios ---- */
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: .4rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  padding: .6rem .85rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-family: var(--font);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
}
.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(124,106,247,.2);
}
.form-control::placeholder { color: var(--text-muted); }

textarea.form-control {
  resize: vertical;
  min-height: 90px;
  line-height: 1.6;
}
select.form-control { cursor: pointer; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-hint { font-size: .78rem; color: var(--text-muted); margin-top: .3rem; }

/* ---- Alerts ---- */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  margin-bottom: 1.25rem;
  border-left: 3px solid transparent;
}
.alert-success { background: rgba(34,197,94,.12);  border-color: var(--success); color: #bbf7d0; }
.alert-error   { background: rgba(239,68,68,.12);  border-color: var(--danger);  color: #fecaca; }
.alert-info    { background: rgba(56,189,248,.12); border-color: var(--info);    color: #bae6fd; }
.alert-warning { background: rgba(245,158,11,.12); border-color: var(--warning); color: #fde68a; }

/* ---- Tabla ---- */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
}
thead th {
  text-align: left;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  padding: .6rem .9rem;
  border-bottom: 1px solid var(--border);
}
tbody tr:hover { background: rgba(255,255,255,.03); }
tbody td {
  padding: .7rem .9rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  vertical-align: middle;
}
tbody td:first-child { color: var(--text); font-weight: 500; }

/* ---- Badges estado ---- */
.badge {
  display: inline-block;
  font-size: .72rem;
  font-weight: 600;
  padding: .18rem .6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.badge-green  { background: rgba(34,197,94,.2);  color: #4ade80; }
.badge-red    { background: rgba(239,68,68,.2);  color: #f87171; }
.badge-yellow { background: rgba(245,158,11,.2); color: #fbbf24; }
.badge-blue   { background: rgba(56,189,248,.2); color: #7dd3fc; }
.badge-purple { background: rgba(124,106,247,.2);color: #a78bfa; }

/* ---- Stats ---- */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}
.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}
.stat-card .stat-label {
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: .2rem;
}

/* ---- Chatter panel ---- */
.chatter-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.5rem;
  align-items: start;
}
@media (max-width: 900px) {
  .chatter-layout { grid-template-columns: 1fr; }
}

.stage-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .5rem;
}
.stage-btn {
  padding: .6rem .5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-dim);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all .15s;
}
.stage-btn:hover,
.stage-btn.selected {
  border-color: var(--primary);
  background: rgba(124,106,247,.15);
  color: var(--primary);
}

/* Respuestas generadas */
.response-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin-bottom: .9rem;
  position: relative;
}
.response-card .response-type {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: .5rem;
}
.response-card .response-type.rapport    { color: var(--info); }
.response-card .response-type.transicion { color: var(--warning); }
.response-card .response-type.cierre     { color: var(--success); }
.response-card .response-text {
  font-size: .9rem;
  line-height: 1.65;
  color: var(--text);
  white-space: pre-wrap;
}
.copy-btn {
  position: absolute;
  top: .75rem;
  right: .75rem;
  background: rgba(124,106,247,.15);
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: var(--radius-sm);
  padding: .25rem .65rem;
  font-size: .75rem;
  cursor: pointer;
  transition: background .15s;
}
.copy-btn:hover { background: var(--primary); color: #fff; }
.copy-btn.copied { background: var(--success); border-color: var(--success); color: #fff; }

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(124,106,247,.3);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-state {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--text-muted);
  font-size: .875rem;
  padding: 1.5rem 0;
}

/* ---- Login ---- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-box {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
}
.login-box .login-logo {
  text-align: center;
  margin-bottom: 1.75rem;
}
.login-box .login-logo .icon { font-size: 2.5rem; }
.login-box .login-logo h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: .4rem;
}
.login-box .login-logo p {
  font-size: .82rem;
  color: var(--text-muted);
  margin-top: .2rem;
}

/* ---- Footer ---- */
.footer {
  text-align: center;
  padding: 1rem;
  font-size: .78rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

/* ---- Modal ---- */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  max-width: 540px;
  width: 94%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.modal-header h2 { font-size: 1.05rem; font-weight: 700; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.25rem;
  padding: .2rem;
}

/* ---- Tabs ---- */
.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--border); margin-bottom: 1.25rem; }
.tab-btn {
  padding: .5rem 1rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s, border-color .15s;
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---- Utilidades ---- */
.mt-1 { margin-top: .4rem; }
.mt-2 { margin-top: .9rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .4rem; }
.mb-2 { margin-bottom: .9rem; }
.mb-3 { margin-bottom: 1.5rem; }
.text-muted { color: var(--text-muted); }
.text-right { text-align: right; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-1 { gap: .4rem; }
.gap-2 { gap: .9rem; }
.hidden { display: none !important; }