/* ============================================
   Money Express - Sistema de Diseño Principal
   Dark Theme + Verde Dinero — Mobile First
   ============================================ */

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

/* ─── Variables ─── */
:root {
  --green:       #00C875;
  --green-dark:  #00a35e;
  --green-glow:  rgba(0, 200, 117, 0.15);
  --gold:        #F4C542;
  --red:         #FF4757;
  --orange:      #FFA502;
  --blue:        #0460D3;

  --bg-900:      #0B0E13;
  --bg-800:      #111520;
  --bg-700:      #171C2D;
  --bg-600:      #1E2539;
  --bg-500:      #252D44;
  --bg-400:      #2E3857;

  --text-100:    #FFFFFF;
  --text-200:    #E8EAF0;
  --text-300:    #A0AAC0;
  --text-400:    #6B7592;

  --border:      rgba(255,255,255,0.07);
  --border-hover:rgba(0,200,117,0.3);

  --shadow-sm:   0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:   0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.5);
  --shadow-green:0 4px 20px rgba(0,200,117,0.2);

  --radius:      12px;
  --radius-sm:   8px;
  --radius-lg:   16px;

  --sidebar-w:   270px;
  --topbar-h:    60px;
  --transition:  all 0.25s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; -webkit-tap-highlight-color: transparent; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-900);
  color: var(--text-200);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--green); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--green-dark); }
img { max-width: 100%; }

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

/* ════════════════════════════════════════
   SIDEBAR
════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-800);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  will-change: transform;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Logo */
.sidebar-logo {
  padding: 20px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.sidebar-logo .logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  box-shadow: var(--shadow-green);
  flex-shrink: 0;
}

.sidebar-logo .logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-100);
  line-height: 1.2;
  min-width: 0;
}

.sidebar-logo .logo-text span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-400);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Botón cerrar sidebar en mobile (X) */
.sidebar-close-btn {
  display: none;
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-400);
  font-size: 18px;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  flex-shrink: 0;
  transition: var(--transition);
}
.sidebar-close-btn:hover { color: var(--red); background: rgba(255,71,87,0.1); }

/* Nav */
.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-400);
  padding: 10px 10px 5px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-300);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 2px;
  border: 1px solid transparent;
  position: relative;
}

.nav-item:hover {
  background: var(--bg-600);
  color: var(--text-100);
  border-color: var(--border);
}

.nav-item.active {
  background: var(--green-glow);
  color: var(--green);
  border-color: rgba(0,200,117,0.2);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 3px;
  background: var(--green);
  border-radius: 0 3px 3px 0;
}

.nav-item i {
  width: 18px;
  text-align: center;
  font-size: 15px;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
}

/* Footer sidebar */
.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-600);
}

.user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-info .name { font-size: 13px; font-weight: 600; color: var(--text-100); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-info .role { font-size: 11px; color: var(--text-400); }

.user-logout {
  color: var(--text-400);
  font-size: 14px;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: var(--transition);
  flex-shrink: 0;
}
.user-logout:hover { color: var(--red); background: rgba(255,71,87,0.1); }

/* ════════════════════════════════════════
   MAIN CONTENT
════════════════════════════════════════ */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
}

/* ─── Topbar ─── */
.topbar {
  height: var(--topbar-h);
  background: var(--bg-800);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 14px;
  position: sticky;
  top: 0;
  z-index: 99;
  flex-shrink: 0;
}

.topbar-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-100);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-subtitle {
  font-size: 13px;
  color: var(--text-400);
  font-weight: 400;
}

.topbar-actions { flex-shrink: 0; }

/* ─── Hamburger Button ─── */
.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: var(--bg-600);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  gap: 5px;
  flex-shrink: 0;
  transition: var(--transition);
  padding: 0;
}

.hamburger-btn:hover {
  background: var(--bg-500);
  border-color: var(--border-hover);
}

.hamburger-btn .bar {
  width: 18px;
  height: 2px;
  background: var(--text-200);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  transform-origin: center;
}

/* Animación X cuando está abierto */
.hamburger-btn.is-open .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger-btn.is-open .bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger-btn.is-open .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── Page Content ─── */
.page-content {
  flex: 1;
  padding: 24px 28px 80px;
}

/* ════════════════════════════════════════
   CARDS
════════════════════════════════════════ */
.card {
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.card:hover { border-color: var(--border-hover); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  gap: 10px;
  flex-wrap: wrap;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-100);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title i { color: var(--green); }

/* ════════════════════════════════════════
   STATS GRID
════════════════════════════════════════ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.stat-card.green::before  { background: var(--green); }
.stat-card.gold::before   { background: var(--gold); }
.stat-card.red::before    { background: var(--red); }
.stat-card.blue::before   { background: var(--blue); }

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

.stat-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 17px;
  margin-bottom: 12px;
}

.stat-card.green .stat-icon  { background: var(--green-glow); color: var(--green); }
.stat-card.gold .stat-icon   { background: rgba(244,197,66,0.15); color: var(--gold); }
.stat-card.red .stat-icon    { background: rgba(255,71,87,0.15); color: var(--red); }
.stat-card.blue .stat-icon   { background: rgba(61,142,245,0.15); color: var(--blue); }

.stat-value {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-100);
  line-height: 1;
  margin-bottom: 5px;
  word-break: break-all;
}

.stat-label {
  font-size: 12px;
  color: var(--text-400);
  font-weight: 400;
}

/* ════════════════════════════════════════
   BUTTONS
════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background: var(--green);
  color: #000;
}
.btn-primary:hover {
  background: var(--green-dark);
  color: #000;
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-500);
  color: var(--text-200);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-400); color: var(--text-100); }

.btn-danger {
  background: rgba(255,71,87,0.15);
  color: var(--red);
  border: 1px solid rgba(255,71,87,0.3);
}
.btn-danger:hover { background: var(--red); color: #fff; }

.btn-gold {
  background: var(--gold);
  color: #000;
}
.btn-gold:hover { background: #d4a800; color: #000; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text-300);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-500); color: var(--text-100); }

.btn-sm  { padding: 6px 11px; font-size: 12px; }
.btn-lg  { padding: 13px 24px; font-size: 15px; }
.btn-icon{ padding: 8px; border-radius: 8px; }
.btn-block{ width: 100%; justify-content: center; }

/* ════════════════════════════════════════
   TABLES — scroll horizontal en mobile
════════════════════════════════════════ */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 500px; /* fuerza scroll en mobile */
}

thead {
  background: var(--bg-600);
  border-bottom: 1px solid var(--border);
}

thead th {
  padding: 12px 14px;
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-400);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

tbody td {
  padding: 12px 14px;
  color: var(--text-200);
  vertical-align: middle;
}

.td-name {
  font-weight: 600;
  color: var(--text-100);
}

/* ════════════════════════════════════════
   BADGES
════════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-success  { background: rgba(0,200,117,0.15);  color: var(--green);  border: 1px solid rgba(0,200,117,0.2); }
.badge-warning  { background: rgba(255,165,2,0.15);  color: var(--orange); border: 1px solid rgba(255,165,2,0.2); }
.badge-danger   { background: rgba(255,71,87,0.15);  color: var(--red);    border: 1px solid rgba(255,71,87,0.2); }
.badge-primary  { background: rgba(61,142,245,0.15); color: var(--blue);   border: 1px solid rgba(61,142,245,0.2); }
.badge-secondary{ background: var(--bg-500);         color: var(--text-400);border: 1px solid var(--border); }
.badge-gold     { background: rgba(244,197,66,0.15); color: var(--gold);   border: 1px solid rgba(244,197,66,0.2); }

/* ════════════════════════════════════════
   FORMS
════════════════════════════════════════ */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-200);
  margin-bottom: 7px;
}

.form-label .required { color: var(--red); margin-left: 3px; }

.form-control {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-600);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-100);
  font-size: 15px; /* 15px evita zoom en iOS */
  font-family: inherit;
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-control:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
}

.form-control::placeholder { color: var(--text-400); }

select.form-control { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7592' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
select.form-control option { background: var(--bg-700); }

textarea.form-control { resize: vertical; min-height: 90px; }

.form-hint {
  font-size: 12px;
  color: var(--text-400);
  margin-top: 5px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

/* Préstamo crear grid */
.prestamo-crear-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 20px;
  align-items: start;
}


/* ════════════════════════════════════════
   CAMPO CONTRASEÑA CON TOGGLE (ver/ocultar)
════════════════════════════════════════ */
.password-field {
  position: relative;
  display: flex;
  align-items: center;
}

.password-field .form-control {
  padding-right: 46px; /* espacio para el botón */
}

.password-toggle {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 44px;
  background: none;
  border: none;
  color: var(--text-400);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: var(--transition);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.password-toggle:hover {
  color: var(--green);
  background: rgba(0, 200, 117, 0.06);
}

.password-toggle.is-visible {
  color: var(--green);
}

/* ════════════════════════════════════════
   CHECKBOX PERSONALIZADO (recordarme)
════════════════════════════════════════ */
.check-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.check-label input[type="checkbox"] {
  display: none; /* ocultar el nativo */
}

.check-box {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  border: 2px solid var(--border);
  background: var(--bg-600);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.check-icon {
  font-size: 11px;
  color: #000;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.15s ease;
}

.check-label input[type="checkbox"]:checked + .check-box {
  background: var(--green);
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
}

.check-label input[type="checkbox"]:checked + .check-box .check-icon {
  opacity: 1;
  transform: scale(1);
}

.check-label:hover .check-box {
  border-color: var(--green);
}

.check-text {
  font-size: 14px;
  color: var(--text-300);
  font-weight: 500;
}

/* ════════════════════════════════════════
   TARJETAS DE USUARIOS (panel admin)
════════════════════════════════════════ */
.usuarios-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.usuario-card {
  background: var(--bg-600);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

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

.usuario-card--inactivo {
  opacity: 0.6;
}

.usuario-card--inactivo:hover {
  opacity: 1;
}

/* Header de la card */
.usuario-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.usuario-card__avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  position: relative;
}

.usuario-card__self-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 12px;
  height: 12px;
  background: var(--green);
  border-radius: 50%;
  border: 2px solid var(--bg-600);
}

.usuario-card__info {
  flex: 1;
  min-width: 0;
}

.usuario-card__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-100);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.usuario-card__email {
  font-size: 12px;
  color: var(--text-400);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.usuario-card__badges {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-end;
  flex-shrink: 0;
}

/* Body de la card */
.usuario-card__body {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.usuario-card__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.usuario-card__meta span {
  font-size: 11px;
  color: var(--text-400);
  display: flex;
  align-items: center;
  gap: 6px;
}

.usuario-card__meta i {
  width: 14px;
  color: var(--text-400);
}

/* Acciones */
.usuario-card__actions {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  flex-wrap: wrap;
}

/* Responsive cards */
@media (max-width: 640px) {
  .usuarios-cards-grid {
    grid-template-columns: 1fr;
  }

  .usuario-card__badges {
    flex-direction: row;
    align-items: center;
  }
}

/* ─── Calculadora visual préstamo ─── */
.loan-calc {
  background: var(--bg-600);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius);
  padding: 18px;
  margin: 14px 0;
}

.loan-calc-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

.loan-calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  gap: 10px;
}

.loan-calc-row:last-child { border-bottom: none; }
.loan-calc-row .label { color: var(--text-400); }
.loan-calc-row .value { font-weight: 700; color: var(--text-100); text-align: right; }
.loan-calc-row.total .value { color: var(--green); font-size: 18px; }
.loan-calc-row.cuota .value { color: var(--gold); font-size: 16px; }

/* ─── Cuotas tabla ─── */
.cuotas-table .semana-num {
  width: 30px; height: 30px;
  background: var(--bg-500);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: var(--text-300);
  flex-shrink: 0;
}

.cuotas-table .semana-num.pagada  { background: var(--green-glow); color: var(--green); }
.cuotas-table .semana-num.vencida { background: rgba(255,71,87,0.15); color: var(--red); }

/* ─── Progress Bar ─── */
.progress-bar-wrap {
  background: var(--bg-600);
  border-radius: 20px;
  height: 7px;
  overflow: hidden;
  margin: 6px 0;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 20px;
  background: linear-gradient(90deg, var(--green), #00e591);
  transition: width 0.8s ease;
}

/* ─── Alerts ─── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 14px;
}

.alert i { font-size: 15px; margin-top: 1px; flex-shrink: 0; }
.alert-success { background: rgba(0,200,117,0.12); color: var(--green); border: 1px solid rgba(0,200,117,0.2); }
.alert-danger  { background: rgba(255,71,87,0.12); color: var(--red); border: 1px solid rgba(255,71,87,0.2); }
.alert-warning { background: rgba(255,165,2,0.12); color: var(--orange); border: 1px solid rgba(255,165,2,0.2); }
.alert-info    { background: rgba(61,142,245,0.12); color: var(--blue); border: 1px solid rgba(61,142,245,0.2); }

/* ════════════════════════════════════════
   MODAL
════════════════════════════════════════ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center; /* desktop: centrado */
  justify-content: center;
  padding: 20px;
}

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

.modal {
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); /* desktop: bordes completos */
  padding: 28px 24px 32px;
  width: 100%;
  max-width: 480px; /* desktop: ancho por defecto */
  box-shadow: var(--shadow-lg);
  animation: fadeInModal 0.25s cubic-bezier(0.4,0,0.2,1);
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

@keyframes fadeInModal {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

/* Ocultar barra táctil en desktop por defecto */
.modal::before {
  display: none;
}


.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.modal-title { font-size: 17px; font-weight: 700; color: var(--text-100); }

.modal-close {
  background: none;
  border: none;
  color: var(--text-400);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: var(--transition);
}
.modal-close:hover { color: var(--red); background: rgba(255,71,87,0.1); }

/* ─── Empty State ─── */
.empty-state {
  text-align: center;
  padding: 48px 16px;
}

.empty-state i {
  font-size: 44px;
  color: var(--text-400);
  margin-bottom: 14px;
  display: block;
}

.empty-state h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-200);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 14px;
  color: var(--text-400);
  margin-bottom: 18px;
}

/* ─── Search ─── */
.search-box { position: relative; }
.search-box i {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-400);
  font-size: 13px;
  pointer-events: none;
}
.search-box .form-control { padding-left: 38px; }

/* ════════════════════════════════════════
   LOGIN PAGE
════════════════════════════════════════ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-900);
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,200,117,0.08) 0%, transparent 70%);
  top: -200px; right: -200px;
  pointer-events: none;
}

.login-page::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(61,142,245,0.06) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  pointer-events: none;
}

.login-box {
  width: 100%;
  max-width: 420px;
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
}

.login-logo { text-align: center; margin-bottom: 28px; }

.login-logo .logo-circle {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-green);
}

.login-logo h1 { font-size: 22px; font-weight: 800; color: var(--text-100); margin-bottom: 5px; }
.login-logo p  { font-size: 13px; color: var(--text-400); }

/* ════════════════════════════════════════
   COMPROBANTE (público)
════════════════════════════════════════ */
.comprobante-page {
  min-height: 100vh;
  background: var(--bg-900);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.comprobante-box {
  width: 100%;
  max-width: 500px;
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.comprobante-header {
  background: linear-gradient(135deg, var(--bg-600), var(--bg-500));
  padding: 24px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.comprobante-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.comprobante-logo .icon {
  width: 40px; height: 40px;
  background: var(--green);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}

.comprobante-logo .name { font-size: 17px; font-weight: 800; color: var(--text-100); }

.comprobante-title { font-size: 12px; font-weight: 600; color: var(--green); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; }
.comprobante-num   { font-size: 26px; font-weight: 800; color: var(--text-100); }

.comprobante-body { padding: 20px; }

.comprobante-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  gap: 10px;
}

.comprobante-detail-row:last-child { border-bottom: none; }
.comprobante-detail-row .key { color: var(--text-400); flex-shrink: 0; }
.comprobante-detail-row .val { color: var(--text-100); font-weight: 600; text-align: right; }

.comprobante-monto-box {
  text-align: center;
  background: var(--green-glow);
  border: 1px solid rgba(0,200,117,0.2);
  border-radius: var(--radius);
  padding: 20px;
  margin: 18px 0;
}

.comprobante-monto-box .label { font-size: 12px; color: var(--text-400); margin-bottom: 6px; }
.comprobante-monto-box .monto { font-size: 32px; font-weight: 800; color: var(--green); }

.comprobante-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 11px;
  color: var(--text-400);
}

/* WhatsApp button */
.btn-whatsapp {
  background: #25D366;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
  width: 100%;
  justify-content: center;
  margin-bottom: 10px;
}

.btn-whatsapp:hover { background: #128C7E; color: #fff; transform: translateY(-1px); }

/* ════════════════════════════════════════
   PORTAL DEL CLIENTE
════════════════════════════════════════ */
.portal-page { min-height: 100vh; background: var(--bg-900); padding: 16px; }

.portal-header {
  max-width: 680px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--bg-700), var(--bg-600));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.portal-prestamo-card {
  max-width: 680px;
  margin: 0 auto 16px;
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.portal-progress { padding: 18px 20px; background: var(--bg-600); border-bottom: 1px solid var(--border); }

/* Info pill */
.info-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-500);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 11px;
  font-size: 12px;
  color: var(--text-300);
}

/* ════════════════════════════════════════
   OVERLAY SIDEBAR MOBILE
════════════════════════════════════════ */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 199;
  backdrop-filter: blur(2px);
  transition: opacity 0.3s ease;
}

.sidebar-overlay.show { display: block; }

/* ════════════════════════════════════════
   ANIMACIONES
════════════════════════════════════════ */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.fade-in { animation: fadeIn 0.3s ease both; }


@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
.pulse { animation: pulse 2s infinite; }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-800); }
::-webkit-scrollbar-thumb { background: var(--bg-400); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-400); }

/* ════════════════════════════════════════
   RESPONSIVE — TABLET (≤ 900px)
════════════════════════════════════════ */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  /* Dashboard: 2 cols → 1 col */
  .dashboard-cols { grid-template-columns: 1fr !important; }

  /* Cliente ver: 2 cols → 1 col */
  .client-detail-grid { grid-template-columns: 1fr !important; }

  /* Prestamo ver: 2 cols → 1 col */
  .prestamo-detail-grid { grid-template-columns: 1fr !important; }

  /* Prestamo crear: 2 cols → 1 col */
  .prestamo-crear-grid { grid-template-columns: 1fr !important; }

  /* Usuarios: 2 cols → 1 col */
  .usuarios-grid { grid-template-columns: 1fr !important; }
}


/* ════════════════════════════════════════
   RESPONSIVE — MOBILE (≤ 768px)
════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --topbar-h: 56px; }

  /* Sidebar oculto por defecto en mobile */
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
    padding-top: 12px !important;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
  }

  /* Mostrar botón X en sidebar cuando está abierto */
  .sidebar-close-btn { display: flex; }

  /* Mostrar hamburger en topbar */
  .hamburger-btn { display: flex; }

  /* El main no tiene margen */
  .main-content { margin-left: 0; }

  /* ── NAVEGADOR MÓVIL NORMAL (Chrome, Safari, etc.) ── */
  body:not(.is-android-app) .topbar { 
    padding: 8px 16px !important; 
    gap: 12px !important; 
    height: auto !important; 
    min-height: 56px !important;
  }
  body:not(.is-android-app) .topbar-title { 
    font-size: 16px !important; 
    font-weight: 700 !important;
    margin-top: 0 !important;
  }
  body:not(.is-android-app) .topbar-subtitle { display: none !important; }

  body:not(.is-android-app) .page-content { 
    padding: 16px 14px 70px !important; 
  }
  body:not(.is-android-app) .mobile-bottom-spacer {
    height: 30px !important;
  }

  /* ── APLICACIÓN DE ANDROID (WEBVIEW / APK) ── */
  body.is-android-app .sidebar {
    padding-top: calc(34px + env(safe-area-inset-top, 0px)) !important;
  }

  body.is-android-app .topbar { 
    padding-left: 16px !important; 
    padding-right: 16px !important;
    padding-top: calc(34px + env(safe-area-inset-top, 0px)) !important; 
    padding-bottom: 12px !important;
    gap: 12px !important; 
    height: auto !important; 
    min-height: 74px !important;
  }
  body.is-android-app .topbar-title { 
    font-size: 16px !important; 
    font-weight: 700 !important;
    margin-top: 2px !important;
  }
  body.is-android-app .topbar-subtitle { display: none !important; }

  body.is-android-app .page-content { 
    padding: 20px 14px 140px !important; 
  }
  body.is-android-app .mobile-bottom-spacer {
    height: 90px !important;
  }

  /* Cards */
  .card { padding: 16px; }
  .card-header { gap: 8px; }

  /* Stats: 2 cols en mobile */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 16px; }
  .stat-card { padding: 14px; }
  .stat-icon { width: 36px; height: 36px; font-size: 15px; margin-bottom: 10px; }
  .stat-value { font-size: 20px; }

  /* Form */
  .form-row { grid-template-columns: 1fr; gap: 0; }

  /* Modal full bottom sheet */
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .modal {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 24px 20px 48px;
    max-width: 100%;
    animation: slideUpMobile 0.3s cubic-bezier(0.4,0,0.2,1);
    max-height: 92vh;
  }

  .modal::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    background: var(--bg-400);
    border-radius: 2px;
    margin: 0 auto 16px;
  }

  @keyframes slideUpMobile {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
  }


  /* Login en mobile: margen superior adecuado */
  .login-page {
    align-items: flex-start !important;
    padding-top: calc(36px + env(safe-area-inset-top, 0px)) !important;
    padding-bottom: calc(200px + env(safe-area-inset-bottom, 0px)) !important;
  }
  .login-box { padding: 28px 18px; margin-top: 10px; }
  .login-logo h1 { font-size: 20px; }

  /* Search bar */
  .search-box .form-control { width: 100% !important; }

  /* Topbar actions: solo icono */
  .topbar-actions .btn span { display: none; }

  /* Filtros: scroll horizontal */
  .filter-row {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 6px;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .filter-row::-webkit-scrollbar { display: none; }
  .filter-row .btn { flex-shrink: 0; }

  /* Comprobante */
  .comprobante-page { padding: 0; align-items: flex-start; }
  .comprobante-box { border-radius: 0; min-height: 100vh; max-width: 100%; }

  /* Portal cliente */
  .portal-header { margin: 0 0 14px; border-radius: var(--radius); }
  .portal-prestamo-card { border-radius: var(--radius); }
}

/* ════════════════════════════════════════
   RESPONSIVE — SMALL MOBILE (≤ 480px)
════════════════════════════════════════ */
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stat-value { font-size: 16px; }
  .stat-label { font-size: 11px; }

  .btn-lg { padding: 12px 18px; font-size: 14px; }

  .loan-calc-row.total .value { font-size: 15px; }
  .loan-calc-row.cuota .value { font-size: 14px; }

  /* Ocultar columnas menos importantes en tablas */
  table th:nth-child(7),
  table td:nth-child(7),
  table th:nth-child(8),
  table td:nth-child(8) { display: none; }
}

/* ─── Print (comprobante) ─── */
@media print {
  body { background: #fff; color: #000; }
  .sidebar, .topbar, .btn-whatsapp, .no-print { display: none !important; }
  .comprobante-box { box-shadow: none; border: 1px solid #ddd; border-radius: 0; }
  .comprobante-box * { color: #000 !important; background: #fff !important; }
}

/* ════════════════════════════════════════
   UTILIDADES MOBILE EXTRA
════════════════════════════════════════ */

/* Safe area para la App de Android */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .sidebar-footer { padding-bottom: calc(16px + env(safe-area-inset-bottom)); }
  .modal { padding-bottom: calc(48px + env(safe-area-inset-bottom)); }
  body.is-android-app .topbar { padding-top: calc(34px + env(safe-area-inset-top, 0px)) !important; }
  body.is-android-app .page-content { padding-bottom: calc(140px + env(safe-area-inset-bottom)) !important; }
}

/* Quick actions del dashboard: wrap en mobile */
.quick-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.quick-actions .btn {
  flex: 1;
  min-width: 140px;
  justify-content: center;
}

/* Utilidades de visibilidad responsive */
.show-mobile { display: none; }

@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
  .show-mobile { display: inline !important; }

  /* Adaptación de la tabla de cuotas para que quepa al 100% del ancho del móvil */
  .cuotas-table {
    border-radius: var(--radius-sm);
  }
  .cuotas-table table {
    min-width: 100% !important;
    width: 100% !important;
  }
  .cuotas-table th,
  .cuotas-table td {
    padding: 8px 3px !important;
    font-size: 12px !important;
  }
  /* Ocultar la quinta columna ("Fecha Pagado") en móviles */
  .cuotas-table th:nth-child(5),
  .cuotas-table td:nth-child(5) {
    display: none !important;
  }
}

/* Card-header wrap para pantallas chicas */
@media (max-width: 520px) {
  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .card-header form { width: 100%; }
  .card-header form .search-box { flex: 1; }

  /* Tabla de cuotas en mobile: hacer columnas más compactas */
  .cuotas-table thead th:nth-child(4),
  .cuotas-table tbody td:nth-child(4) { display: none; } /* ocultar "Fecha Pagado" en móvil muy pequeño */

  /* Botón del topbar actions sin texto */
  .topbar-actions .btn i + * { display: none; }

  /* Stats más compactas */
  .stat-icon { margin-bottom: 8px; }
}

/* Evitar zoom en inputs iOS */
@media (max-width: 768px) {
  input[type="text"],
  input[type="email"],
  input[type="number"],
  input[type="tel"],
  input[type="date"],
  input[type="password"],
  select,
  textarea {
    font-size: 16px !important; /* mínimo 16px evita zoom en Safari iOS */
  }
}

/* Mejorar tap targets para dedos */
@media (max-width: 768px) {
  .btn { min-height: 40px; }
  .btn-sm { min-height: 34px; }
  .nav-item { min-height: 44px; }
  .user-logout { min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center; }
}

/* ════════════════════════════════════════
   DROPDOWN DE BÚSQUEDA INTELIGENTE
════════════════════════════════════════ */
.select-search-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-600);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  max-height: 250px;
  overflow-y: auto;
  z-index: 500;
  box-shadow: var(--shadow-lg);
  margin-top: 4px;
}

.select-search-item {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-200);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.select-search-item:last-child {
  border-bottom: none;
}

.select-search-item:hover,
.select-search-item.is-selected {
  background: var(--green-glow);
  color: var(--green);
}

.select-search-item .phone-sub {
  font-size: 11px;
  color: var(--text-400);
}