/**
 * YAMAHA ORIENTE GUARNE - PANEL ADMIN CSS
 * Diseño Apple / Linear / Stripe tier con estética oficial Yamaha (Rojo Racing, Azul Racing, Dark Slate).
 */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --yamaha-red: #d90429;
  --yamaha-red-hover: #ef233c;
  --yamaha-blue: #d90429;
  --yamaha-blue-light: #ef233c;
  
  --dark-bg: #090d16;
  --sidebar-bg: #0f172a;
  --sidebar-hover: #1e293b;
  --body-bg: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  
  --status-nuevo-bg: #fee2e2;
  --status-nuevo-text: #dc2626;
  --status-contactado-bg: #fef3c7;
  --status-contactado-text: #d97706;
  --status-estudio-bg: #e0e7ff;
  --status-estudio-text: #4338ca;
  --status-aprobado-bg: #dcfce7;
  --status-aprobado-text: #15803d;
  --status-vendido-bg: #ccfbf1;
  --status-vendido-text: #0f766e;
  --status-descartado-bg: #f1f5f9;
  --status-descartado-text: #475569;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.08);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--body-bg);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
}

/* SIDEBAR */
.admin-sidebar {
  width: 270px;
  background: var(--sidebar-bg);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  box-shadow: 4px 0 20px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}

.admin-sidebar-brand {
  padding: 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge-yamaha {
  background: var(--yamaha-red);
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 0.85rem;
  padding: 5px 9px;
  border-radius: var(--radius-sm);
  letter-spacing: 1px;
}

.brand-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.brand-sub {
  font-size: 0.72rem;
  color: #94a3b8;
  font-weight: 500;
}

.admin-nav {
  list-style: none;
  padding: 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.admin-nav a:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.admin-nav a.active {
  background: linear-gradient(135deg, var(--yamaha-red), #990011);
  color: #fff;
  box-shadow: 0 4px 12px rgba(217, 4, 41, 0.35);
}

.admin-nav svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.nav-badge-count {
  margin-left: auto;
  background: #ef4444;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 12px;
}

.admin-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.75rem;
  color: #64748b;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-sidebar-footer a {
  color: #93c5fd;
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* MAIN CONTENT WRAPPER */
.admin-main {
  margin-left: 270px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.admin-topbar {
  background: #fff;
  height: 70px;
  border-bottom: 1px solid var(--border-color);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
}

.topbar-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-live-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
}

.status-dot-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

.admin-content {
  padding: 32px;
  flex: 1;
}

/* KPI GRID */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.kpi-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--yamaha-red);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kpi-icon svg {
  width: 24px;
  height: 24px;
}

.kpi-info {
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-val {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.kpi-subtext {
  font-size: 0.75rem;
  margin-top: 2px;
}

/* PANELS & TABLES */
.panel-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 30px;
  overflow: hidden;
}

.panel-card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.panel-card-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

.panel-card-body {
  padding: 24px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.admin-table th {
  background: #f8fafc;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}

.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.admin-table tr:hover td {
  background-color: #f1f5f9;
}

/* STATUS BADGES */
.badge-status {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: capitalize;
}

.badge-status.nuevo { background: var(--status-nuevo-bg); color: var(--status-nuevo-text); }
.badge-status.contactado { background: var(--status-contactado-bg); color: var(--status-contactado-text); }
.badge-status.en_estudio { background: var(--status-estudio-bg); color: var(--status-estudio-text); }
.badge-status.aprobado { background: var(--status-aprobado-bg); color: var(--status-aprobado-text); }
.badge-status.vendido { background: var(--status-vendido-bg); color: var(--status-vendido-text); }
.badge-status.descartado { background: var(--status-descartado-bg); color: var(--status-descartado-text); }

.badge-tipo {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  background: #e2e8f0;
  color: #475569;
}

.badge-tipo.simulacion {
  background: #dbeafe;
  color: #1e40af;
}

/* BUTTONS */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--yamaha-red);
  color: #fff;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--yamaha-red-hover);
  box-shadow: 0 4px 12px rgba(217, 4, 41, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: #f1f5f9;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #10b981;
  color: #fff;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.2s;
}

.btn-whatsapp:hover {
  opacity: 0.9;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: #fff;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-icon:hover {
  background: #f1f5f9;
}

/* FILTERS BAR */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.search-input-wrapper svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.search-input-wrapper input {
  width: 100%;
  padding: 9px 12px 9px 38px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  outline: none;
}

.filter-select {
  padding: 9px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  background: #fff;
  color: var(--text-main);
  outline: none;
}

/* MODALS */
.admin-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

.admin-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.admin-modal-card {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

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

.admin-modal-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
}

.admin-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-muted);
}

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

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--yamaha-red);
  box-shadow: 0 0 0 3px rgba(217, 4, 41, 0.15);
}

/* RESPONSIVE */
@media (max-width: 992px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
  }
  .admin-main {
    margin-left: 0;
  }
}