:root {
  --bg-1: #eef3ff;
  --bg-2: #f9fbff;
  --ink-1: #0f172a;
  --ink-2: #475569;
  --brand: #0ea5a5;
  --brand-strong: #0b7285;
  --card: #ffffff;
  --line: #dbe5f3;
  --ok: #0f9d58;
  --danger: #d94848;
}

body {
  font-family: "Sora", "Segoe UI", sans-serif;
  color: var(--ink-1);
  background:
    radial-gradient(circle at 5% 0%, #dff6ff 0%, transparent 34%),
    radial-gradient(circle at 95% 20%, #ffe9cf 0%, transparent 36%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 60%, #ffffff 100%);
  min-height: 100vh;
}

.app-topbar .navbar-brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink-1);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark::before {
  content: "";
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  box-shadow: 0 0 0 6px rgba(14, 165, 165, 0.15);
}

.menu-surface {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
  padding: 0.5rem;
  backdrop-filter: blur(8px);
}

.menu-pills .nav-link {
  border-radius: 10px;
  color: var(--ink-2);
  font-weight: 600;
  padding: 0.6rem 0.95rem;
}

.menu-pills .nav-link.active {
  background: linear-gradient(135deg, #0ea5a5, #0d9488);
  color: #fff;
  box-shadow: 0 8px 18px rgba(13, 148, 136, 0.3);
}

.menu-pills .nav-link:hover {
  color: var(--ink-1);
  background: #eaf2ff;
}

.panel-card,
.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.panel-card {
  padding: 1.15rem;
}

.page-title {
  font-size: clamp(1.4rem, 2.2vw, 1.95rem);
  margin-bottom: 0.25rem;
}

.page-subtitle {
  color: var(--ink-2);
  margin-bottom: 0;
}

.stat-card {
  padding: 1rem 1.1rem;
}

.stat-card small {
  color: var(--ink-2);
  display: block;
  margin-bottom: 0.4rem;
}

.stat-card .amount {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.1;
}

.stat-card.income .amount {
  color: var(--ok);
}

.stat-card.expense .amount {
  color: var(--danger);
}

.stat-card.balance .amount {
  color: var(--brand-strong);
}

.chart-panel h5 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.form-label {
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 0.3rem;
}

.form-control,
.form-select {
  border-radius: 10px;
  border-color: #c9d8ee;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 0.2rem rgba(14, 165, 165, 0.16);
}

/* ── Login con fondo slideshow ────────────────────────────────────────────── */
.auth-shell {
  min-height: 100vh;
  background: none !important;
  position: relative;
}

/* Slides de fondo */
#loginBgWrap {
  position: fixed;
  inset: 0;
  z-index: 0;
}

.bg-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.8s ease-in-out;
  overflow: hidden;
}

.bg-slide.active {
  opacity: 1;
}

/* Capa trasera: imagen expandida y difuminada que rellena bordes */
.bg-slide__blur {
  position: absolute;
  inset: -40px;
  background-size: cover;
  background-position: center;
  filter: blur(22px) brightness(0.6) saturate(1.2);
}

/* Capa principal: imagen completa centrada */
.bg-slide__main {
  position: absolute;
  inset: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.bg-slide--fallback {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
}

/* Capa de oscurecimiento sobre el fondo */
.bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.38);
}

/* Header del login */
.auth-header {
  position: relative;
  z-index: 10;
}

.auth-header .top-links a {
  color: rgba(255, 255, 255, 0.85);
}

.auth-header .top-links a.active,
.auth-header .top-links a:hover {
  color: #ffffff;
}

/* Contenido sobre el fondo */
.auth-shell main {
  position: relative;
  z-index: 10;
}

/* Tarjeta con efecto vidrio empavonado */
.glass-card {
  background: rgba(255, 255, 255, 0.15) !important;
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.28) !important;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35) !important;
  border-radius: 18px !important;
}

.glass-card .auth-subtitle {
  color: rgba(255, 255, 255, 0.75);
}

.glass-card .auth-label {
  color: rgba(255, 255, 255, 0.9);
}

.glass-card .auth-input {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.glass-card .auth-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.glass-card .auth-input:focus {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

.glass-card .auth-divider {
  border-color: rgba(255, 255, 255, 0.25);
}

.glass-card .auth-link {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-weight: 600;
}

.glass-card .auth-link:hover {
  color: #ffffff;
}

.glass-card h1,
.glass-card .h4 {
  color: #ffffff;
}

/* Botón de login sobre fondo oscuro */
.glass-card .btn-dark {
  background: rgba(255, 255, 255, 0.9);
  color: #18181b;
  border: none;
  font-weight: 700;
}

.glass-card .btn-dark:hover {
  background: #ffffff;
  color: #000000;
}

.top-links a {
  color: var(--ink-2);
  text-decoration: none;
  font-weight: 600;
}

.top-links a.active,
.top-links a:hover {
  color: var(--brand-strong);
}

.letter-spacing-wide {
  letter-spacing: 0.35em;
}

/* Addon ojo para mostrar/ocultar contraseña en glass card */
.auth-eye {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: color .15s, background .15s;
}

.auth-eye:hover {
  background: rgba(255, 255, 255, 0.28);
  color: #ffffff;
}

.dropzone-cartolas {
  border: 2px dashed #9fb5d6;
  border-radius: 12px;
  padding: 1rem;
  background: #f8fbff;
  text-align: center;
  transition: all 0.2s ease;
}

.dropzone-cartolas.dragover {
  border-color: var(--brand);
  background: #e9fbfb;
}

.dropzone-cartolas.disabled {
  opacity: 0.65;
  pointer-events: none;
}

@media (max-width: 767.98px) {
  .menu-surface {
    border-radius: 12px;
  }

  .panel-card,
  .stat-card {
    border-radius: 12px;
  }
}