/* ==========================================================================
   admin-theme.css — Neo-Minimalismo Técnico (Linear / Notion / Vercel)
   Para Portal Privado, Autenticación (Login, 2FA) y Backoffice ABM
   MF Propiedades — Master Brokerage
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:wght@500;600&family=IBM+Plex+Mono:wght@400;500;600;700&family=Work+Sans:wght@400;500;600;700&display=swap');

:root {
  color-scheme: dark;

  /* Paleta Técnica Oscura */
  --bg-main:            #080C14;
  --bg-surface:         #0D1117;
  --bg-surface-elevated:#131B26;
  --bg-surface-hover:   #182332;
  
  --border-color:       #1F2937;
  --border-color-strong:#374151;
  --border-glass:       rgba(255, 255, 255, 0.08);

  --text-main:          #F9FAFB;
  --text-secondary:     #9CA3AF;
  --text-muted:         #6B7280;

  /* Colores de Marca */
  --accent:             #0B4F50;
  --accent-hover:       #073634;
  --accent-light:       rgba(11, 79, 80, 0.2);
  --accent-gold:        #C4A265;
  --accent-gold-glow:   rgba(196, 162, 101, 0.2);

  --danger:             #EF4444;
  --danger-bg:          rgba(239, 68, 68, 0.12);
  --success:            #10B981;
  --success-bg:         rgba(16, 185, 129, 0.12);
  --warning:            #F59E0B;
  --warning-bg:         rgba(245, 158, 11, 0.12);

  --radius-xs:          3px;
  --radius-sm:          6px;
  --radius-md:          8px;
  --radius-lg:          12px;

  --font-family:        'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono:          'IBM Plex Mono', monospace;
  --font-serif:         'Fraunces', Georgia, serif;
}

/* ─── Resets & Base ──────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.9rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

/* ─── Pantalla de Autenticación (Login & 2FA) ────────────────────────────── */
.auth-body {
  min-height: 100vh;
  margin: 0;
  background: radial-gradient(ellipse at 50% 0%, #102128 0%, #080C14 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  font-family: var(--font-family);
  color: var(--text-main);
}

.auth-container {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
}

.auth-card {
  background: rgba(13, 17, 23, 0.85);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.04);
  padding: 2.75rem 2.25rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  margin-bottom: 1.25rem;
}

.auth-badge {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--accent);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid var(--accent-gold);
  font-family: var(--font-mono);
}

.auth-badge-totp {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--accent-light);
  border: 1px solid var(--accent);
  color: var(--accent-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.auth-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: #fff;
  font-weight: 600;
}

.auth-heading {
  font-size: 1.35rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.auth-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* ─── Form Controls & Inputs ─────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  height: 44px;
  padding: 0 0.9rem;
  background: rgba(8, 12, 20, 0.65);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font-family);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(11, 79, 80, 0.35);
  background: rgba(8, 12, 20, 0.95);
}

.form-control::placeholder {
  color: #4B5563;
}

.code-input {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  letter-spacing: 0.25em;
  height: 54px;
  text-align: center;
  color: var(--accent-gold);
}

.form-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.form-check-input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.form-check-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

/* ─── Botones ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  text-decoration: none;
  padding: 0.65rem 1.25rem;
  font-size: 0.85rem;
  line-height: 1;
}

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

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(11, 79, 80, 0.4);
}

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

.btn-outline:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--border-color-strong);
}

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

.btn-lg {
  height: 48px;
  font-size: 0.92rem;
  padding: 0 1.5rem;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.78rem;
}

.w-100 {
  width: 100%;
}

.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.text-center { text-align: center; }

/* ─── Footer de Autenticación ────────────────────────────────────────────── */
.auth-footer {
  margin-top: 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.auth-help-pill {
  padding: 0.45rem 1rem;
  background-color: rgba(11, 79, 80, 0.15);
  border: 1px solid rgba(196, 162, 101, 0.3);
  border-radius: 20px;
  font-size: 0.75rem;
  color: #CBD5E1;
}

.auth-help-pill code {
  color: var(--accent-gold);
  font-family: var(--font-mono);
  font-weight: 600;
}

.auth-back-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.auth-back-link:hover {
  color: #fff;
}

/* ─── Alertas ────────────────────────────────────────────────────────────── */
.validation-summary-valid {
  display: none !important;
}

.alert {
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  line-height: 1.4;
}

.alert-danger {
  background-color: var(--danger-bg);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #FCA5A5;
}

.alert-danger ul {
  margin: 0;
  padding-left: 1.25rem;
}

.alert-success {
  background-color: var(--success-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6EE7B7;
}

/* ─── Layout General de Backoffice (_LayoutAdmin.cshtml) ─────────────────── */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background-color: var(--bg-main);
}

.admin-sidebar {
  width: 260px;
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-header {
  height: 70px;
  padding-inline: 1.5rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.sidebar-brand-badge {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-xs);
  background-color: var(--accent);
  color: var(--accent-gold);
  font-weight: 700;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-gold);
  font-family: var(--font-mono);
}

.sidebar-brand-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  letter-spacing: 0.05em;
}

.sidebar-nav {
  padding: 1.25rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex-grow: 1;
}

.sidebar-section-title {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1.2rem 0.75rem 0.35rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s ease;
}

.sidebar-link:hover {
  background-color: var(--bg-surface-hover);
  color: #fff;
}

.sidebar-link.active {
  color: var(--accent-gold);
  font-weight: 600;
  background-color: rgba(11, 79, 80, 0.25);
  border: 1px solid rgba(11, 79, 80, 0.4);
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background-color: #0A0D13;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.user-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.68rem;
  color: var(--accent-gold);
  font-family: var(--font-mono);
}

/* ─── Main Workspace ─────────────────────────────────────────────────────── */
.admin-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--bg-main);
}

.admin-topbar {
  height: 70px;
  padding-inline: 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
}

.topbar-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--success);
  font-family: var(--font-mono);
  background-color: rgba(16, 185, 129, 0.1);
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.admin-content {
  padding: 2.5rem;
  flex-grow: 1;
  max-width: 1400px;
  width: 100%;
  box-sizing: border-box;
}

/* ─── Panel Headers & Containers ─────────────────────────────────────────── */
.panel-container {
  max-width: 1000px;
}

.panel-header {
  margin-bottom: 2rem;
}

.panel-header-with-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  gap: 1.5rem;
  flex-wrap: wrap;
}

.panel-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
  margin: 0;
}

.panel-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
  line-height: 1.5;
}

/* ─── Admin Card ─────────────────────────────────────────────────────────── */
.admin-card, .card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  margin-bottom: 1.5rem;
}

.card-section-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-gold);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.25rem;
}

/* ─── Form Grid & Fields ─────────────────────────────────────────────────── */
.form-row {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.form-col {
  flex: 1 1 240px;
}

.form-field {
  margin-bottom: 1.25rem;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

select.form-control {
  background-color: var(--bg-surface-elevated);
  cursor: pointer;
}

select.form-control option {
  background-color: var(--bg-surface);
  color: #fff;
}

textarea.form-control {
  height: auto;
  padding: 0.75rem 0.9rem;
  resize: vertical;
}

/* ─── Data Tables ────────────────────────────────────────────────────────── */
.table-responsive, .table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

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

.admin-table th, th {
  padding: 0.85rem 1.25rem;
  background: rgba(0, 0, 0, 0.4);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border-color);
  font-family: var(--font-mono);
}

.admin-table td, td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

.admin-table tbody tr:hover, tbody tr:hover {
  background-color: var(--bg-surface-hover);
}

.table-project-name {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-xs);
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.badge-status  { background: rgba(11, 79, 80, 0.3); color: #5EEAD4; border: 1px solid rgba(11, 79, 80, 0.5); }
.badge-subtle  { background: rgba(255, 255, 255, 0.06); color: var(--text-secondary); border: 1px solid var(--border-color); }
.badge-success { background: var(--success-bg); color: #34D399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-warning { background: var(--warning-bg); color: #FBBF24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-danger  { background: var(--danger-bg);  color: #F87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-green   { background: rgba(16, 185, 129, 0.15); color: #34D399; }
.badge-blue    { background: rgba(59, 130, 246, 0.15); color: #60A5FA; }
.badge-yellow  { background: rgba(245, 158, 11, 0.15); color: #FBBF24; }
.badge-red     { background: rgba(239, 68, 68, 0.15);  color: #F87171; }
.badge-gold    { background: rgba(196, 162, 101, 0.15); color: var(--accent-gold); border: 1px solid var(--accent-gold-glow); }

/* ─── MF Locker (Bóveda Comercial para Brokers) ──────────────────────────── */
.locker-projects-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.locker-project-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.locker-project-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.locker-project-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.02em;
}

.locker-project-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-wa {
  background-color: #25D366;
  color: #fff;
  border-color: #25D366;
}

.btn-wa:hover {
  background-color: #1EBE5D;
  border-color: #1EBE5D;
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-xs {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  border-radius: var(--radius-xs);
}

.locker-materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.material-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  transition: all 0.2s ease;
}

.material-card:hover {
  border-color: var(--accent);
  background: var(--bg-surface-hover);
  transform: translateY(-1px);
}

.material-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-xs);
  background: var(--accent-light);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--border-glass);
}

.material-info {
  flex-grow: 1;
  min-width: 0;
}

.material-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.material-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.material-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 0.3rem;
  line-height: 1.4;
}

.material-download {
  flex-shrink: 0;
}

.material-empty-box {
  padding: 2rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
}

/* ─── Perfil & 2FA Setup ─────────────────────────────────────────────────── */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 1.5rem;
}

.user-profile-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.user-avatar-lg {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-gold);
  border: 2px solid var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 700;
  font-family: var(--font-serif);
}

.profile-fullname {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.2rem;
}

.profile-email {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.form-title {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.4rem;
}

/* ─── Utilidades ─────────────────────────────────────────────────────────── */
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.font-semibold { font-weight: 600; }

.text-main { color: var(--text-main); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-8 { margin-bottom: 2rem; }
.pt-6 { padding-top: 1.5rem; }
.pb-4 { padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.border-top { border-top: 1px solid var(--border-color); }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .admin-layout {
    flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
  }
  .panel-header-with-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .profile-grid {
    grid-template-columns: 1fr;
  }
}