/* ================================================================
   clientes.css – Estilos del formulario de registro de clientes
   Unicentro | Bootstrap 5
================================================================ */

/* ── Variables ── */
:root {
  --verde: #00817e;
  --naranja: #f18032;
  --turquesa: #39bfc2;
  --gris-fondo: #f5f5f5;
  --blanco: #ffffff;
  }
  
  * { box-sizing: border-box; }
  
  body {
    font-family: 'Open Sans', sans-serif;
    background: var(--dark);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
  }
  
  /* ── Background pattern ── */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 20% 10%, rgba(201,168,76,.08) 0%, transparent 60%),
      radial-gradient(ellipse 60% 80% at 80% 90%, rgba(15,52,96,.6) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
  }
  
  /* ── Page wrapper ── */
  .page-wrapper {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
  }
  
  /* ── Card ── */
  .form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    box-shadow:
      0 0 0 1px rgba(201,168,76,.06),
      0 24px 80px rgba(0,0,0,.55),
      inset 0 1px 0 rgba(255,255,255,.05);
    width: 100%;
    max-width: 860px;
    overflow: hidden;
    animation: fadeUp .55s cubic-bezier(.22,1,.36,1) both;
  }
  
  @keyframes fadeUp {
    from { opacity:0; transform: translateY(28px); }
    to   { opacity:1; transform: translateY(0); }
  }
  
  /* ── Header ── */
  .form-header {
    background: linear-gradient(135deg, var(--dark-3) 0%, var(--dark-2) 100%);
    border-bottom: 1px solid var(--border);
    padding: 2rem 2.5rem 1.75rem;
    position: relative;
    overflow: hidden;
  }
  
  .form-header::after {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,168,76,.12) 0%, transparent 70%);
  }
  
  .brand-logo {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1rem;
    justify-content: center;
  }
  
  .brand-icon {
    width: 44px; height: 44px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    border-radius: .6rem;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.35rem;
    color: var(--dark);
    box-shadow: 0 4px 16px rgba(201,168,76,.35);
  }
  
  .brand-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: .04em;
    line-height: 1;
  }
  
  .brand-sub {
    font-size: .7rem;
    color: var(--muted);
    letter-spacing: .12em;
    text-transform: uppercase;
  }
  
  .form-title {
    display: block;              /* ocupa todo el ancho */
    width: 100%;                 /* asegura que se extienda al contenedor */
    text-align: center;          /* centrado */
    background-color: #39bfc2;   /* fondo turquesa */
    color: #ffffff;              /* texto blanco */
    font-family: 'Open Sans', sans-serif;
    font-weight: 700;
    padding: 12px 0;          /* espacio interno para que se vea como recuadro */
    margin: 0;             /* centra el bloque horizontalmente */
    border-radius: 8px;          /* opcional: esquinas redondeadas */
    display: inline-block;       /* para que el fondo se ajuste al texto */
  }
  
  .form-subtitle {
    color: var(--muted);
    font-size: .875rem;
    margin-top: .35rem;
    font-weight: 300;
  }
  
  /* ── Form body ── */
  .form-body {
    padding: 2rem 2.5rem 2.5rem;
    background: #ffffff;
  }
  
  /* ── Section labels ── */
  .section-label {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--turquesa);
    padding-bottom: .5rem;
    border-bottom: 2px solid #e3eaf5;
    margin-bottom: 1.25rem;
    margin-top: 1.75rem;
    display: flex;
    align-items: center;
    gap: .5rem;
  }
  .section-label:first-of-type { margin-top: 0; }
  
  /* ── Form controls ── */
  .form-label {
    font-size: .9rem;
    font-weight: 600;
    color: #000000;
    margin-bottom: .35rem;
    letter-spacing: .02em;
  }
  
  .form-control,
  .form-select {
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: .55rem;
    color: #1e293b;
    font-family: 'DM Sans', sans-serif;
    font-size: .9rem;
    padding: .65rem 1rem;
    transition: border-color .2s, box-shadow .2s, background .2s;
  }
  
  .form-control:focus,
  .form-select:focus {
    background: #fff;
    border-color: #2563EB;
    box-shadow: 0 0 0 3px rgba(37,99,235,.15);
    color: #1e293b;
    outline: none;
  }
  
  .form-control::placeholder { color: #94a3b8; }
  
  .form-select option {
    background: #fff;
    color: #1e293b;
  }
  
  /* ── Input group icon ── */
  .input-group-text {
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    color: #64748b;
    border-right: none;
    border-radius: .55rem 0 0 .55rem;
    padding: .65rem .85rem;
    transition: border-color .2s;
  }
  
  .input-group .form-control,
  .input-group .form-select {
    border-left: none;
    border-radius: 0 .55rem .55rem 0;
  }
  
  .input-group:focus-within .input-group-text {
    border-color: #2563EB;
    color: #2563EB;
  }
  
  /* ── Validation ── */
  .form-control.is-invalid,
  .form-select.is-invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(224,92,122,.15);
  }
  
  .invalid-feedback { color: var(--danger); font-size: .78rem; }
  
  /* ── Button: Guardar ── */
  .btn-guardar {
    background-color: #39bfc2;
    color: #fff;
    border: none;
    border-radius: .65rem;
    font-family: 'DM Sans', sans-serif;
    font-size: .95rem;
    font-weight: 600;
    letter-spacing: .04em;
    padding: .8rem 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform .15s, box-shadow .15s, opacity .15s;
    box-shadow: 0 6px 24px rgba(37,99,235,.4);
  }
  
  .btn-guardar::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,.18) 0%, transparent 60%);
    opacity: 0;
    transition: opacity .2s;
  }
  
  .btn-guardar:hover {
    background-color: #2aa9ad;
  }
  
  .btn-guardar:active:not(:disabled) { transform: translateY(0); }
  .btn-guardar:disabled { opacity: .65; cursor: not-allowed; }
  
  /* ── Button: Limpiar ── */
  .btn-limpiar {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: .65rem;
    color: var(--muted);
    font-family: 'DM Sans', sans-serif;
    font-size: .95rem;
    font-weight: 500;
    padding: .8rem 2rem;
    transition: border-color .2s, color .2s, background .2s;
  }
  
  .btn-limpiar:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(201,168,76,.05);
  }
  
  /* ── Toast / Alert ── */
  #toast-area {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: .65rem;
    width: 320px;
  }
  
  .toast-msg {
    border-radius: .75rem;
    padding: 1rem 1.25rem;
    font-size: .875rem;
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    box-shadow: 0 8px 32px rgba(0,0,0,.4);
    animation: slideIn .3s cubic-bezier(.22,1,.36,1) both;
    border: 1px solid transparent;
  }
  
  @keyframes slideIn {
    from { opacity:0; transform: translateX(24px); }
    to   { opacity:1; transform: translateX(0); }
  }
  
  .toast-success {
    background: #112A1E;
    border-color: rgba(76,175,130,.3);
    color: var(--success);
  }
  
  .toast-error {
    background: #2A1120;
    border-color: rgba(224,92,122,.3);
    color: var(--danger);
  }
  
  .toast-icon { font-size: 1.15rem; flex-shrink: 0; margin-top: .05rem; }
  
  /* ── Spinner overlay ── */
  #loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26,26,46,.75);
    z-index: 8888;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
  }
  
  #loading-overlay.active { display: flex; }
  
  .spinner-ring {
    width: 52px; height: 52px;
    border: 4px solid rgba(201,168,76,.2);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin .75s linear infinite;
  }
  
  @keyframes spin { to { transform: rotate(360deg); } }
  
  /* ── Responsive ── */
  @media (max-width: 576px) {
    .form-header { padding: 1.5rem 1.25rem 1.25rem; }
    .form-body   { padding: 1.25rem 1.25rem 2rem; background: #fff; }
    .form-title  { font-size: 1.35rem; }
  }
  
  /* ── Char counter ── */
  .char-counter {
    font-size: .72rem;
    color: #94a3b8;
    float: right;
    margin-top: .2rem;
  }
  .char-counter.warn { color: var(--danger); }
  
  /* Contenedor del logo y texto */
.brand-logo {
  display: flex;
  justify-content: space-between; /* Texto a la izquierda, logo a la derecha */
  align-items: center;
  padding: 10px 20px;
}

/* Texto */
.brand-text {
  font-family: 'Playfair Display', serif;
}

/* Logo */
.logo-unicentro {
  height: 80px;
  border-radius: 0;          /* Bordes redondeados */
  background-color: transparent;    /* Fondo blanco detrás del logo */
  padding: 0;                 /* Espacio interno para que no quede pegado */
  box-shadow: none;              /* Sin sombra por defecto */
  height: 80px;
}

/* Efecto al pasar el mouse */
.logo-unicentro:hover {
  /*transform: scale(1.05);
  box-shadow: 0 0 18px rgba(0,0,0,0.3);*/
}

/*Boton cerrar*/
.form-subrow {
  display: flex;
  justify-content: space-between; /* subtítulo a la izquierda, botón a la derecha */
  align-items: right;
  margin-top: 10px;
}

#btnCerrar {
  background-color: #f15642;
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 0.9rem;
  transition: background-color 0.3s ease;
}

#btnCerrar:hover {
  background-color: #c82333; /* rojo más intenso */
}

.btn-enviar {
  background-color: var(--naranja); /* color corporativo */
  color: #fff;
  border: none;
  width: 100%;          /* ocupa todo el ancho */
  display: block;       /* asegura que se extienda */
  padding: 12px;        /* espacio interno */
  font-weight: 600;
  text-align: center;
}

.btn-enviar:hover {
  background-color: #d96d28;
}

.btn-validar {
  background-color: #00817e; /* verde corporativo */
  color: #ffffff;            /* texto blanco */
  border: none;
  width: 100%;               /* opcional: ocupa todo el ancho */
  display: block;
  padding: 12px;
  font-weight: 600;
  text-align: center;
  border-radius: 6px;
}

.btn-validar:hover {
  background-color: #006b68; /* tono más oscuro al pasar el mouse */
}

.form-footer button {
  display: block;
  width: 100%;      /* cada botón ocupa todo el ancho */
  margin-bottom: 12px; /* espacio entre botones */
}