/*
 * Estilo moderno para formularios (Registro y reutilizable en el resto del sitio).
 * Variables y clases pensadas para extender a Login, Carrito, etc.
 */

.register-page {
    --register-bg: linear-gradient(160deg, #f0f4f8 0%, #e2e8f0 50%, #f8fafc 100%);
    --register-card-bg: #ffffff;
    --register-card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 10px 20px -5px rgba(0, 0, 0, 0.08);
    --register-card-shadow-hover: 0 20px 40px -15px rgba(0, 0, 0, 0.12);
    --register-input-border: #e2e8f0;
    --register-input-focus: #0ea5e9;
    --register-input-focus-ring: rgba(14, 165, 233, 0.25);
    --register-link-color: #0ea5e9;
    --register-btn-bg: #0ea5e9;
    --register-btn-hover: #0284c7;
    --register-radius: 14px;
    --register-input-radius: 10px;
    --register-gap: 0.875rem;
    --register-gap-sm: 0.75rem;
}

.register-page .page-title {
    margin-bottom: 0;
}

.register-page .register-wrap {
    width: 100%;
    min-height: 50vh;
    padding: 1.25rem 0 2.5rem;
    background: var(--register-bg);
}

@media (min-width: 576px) {
    .register-page .register-wrap {
        padding: 2rem 0 3rem;
    }
}

.register-page .register-inner {
    max-width: 520px;
    margin: 0 auto;
    padding: 0 0.75rem;
}

@media (min-width: 576px) {
    .register-page .register-inner {
        padding: 0 1rem;
    }
}

.register-page .register-card {
    background: var(--register-card-bg);
    border-radius: var(--register-radius);
    box-shadow: var(--register-card-shadow);
    border: none;
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.register-page .register-card:hover {
    box-shadow: var(--register-card-shadow-hover);
}

/* Card body: menos padding en móvil, más en desktop */
.register-page .register-card .card-body {
    padding: 1.5rem 1.25rem;
}

@media (min-width: 576px) {
    .register-page .register-card .card-body {
        padding: 2rem 1.75rem;
    }
}

@media (min-width: 768px) {
    .register-page .register-card .card-body {
        padding: 2.25rem 2rem;
    }
}

.register-page .register-title {
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #0f172a;
    margin-bottom: 1.25rem;
}

@media (min-width: 576px) {
    .register-page .register-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
}

.register-page .register-lead {
    color: #64748b;
    font-size: 0.9375rem;
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

@media (min-width: 576px) {
    .register-page .register-lead {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
}

/* Espaciado entre campos: más compacto en móvil */
.register-page .form-group {
    margin-bottom: var(--register-gap-sm);
}

@media (min-width: 576px) {
    .register-page .form-group {
        margin-bottom: var(--register-gap);
    }
}

.register-page .form-group:last-of-type {
    margin-bottom: 0;
}

.register-page label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #334155;
    margin-bottom: 0.35rem;
    display: block;
}

.register-page .form-control {
    height: auto;
    min-height: 2.75rem;
    padding: 0.6rem 0.875rem;
    font-size: 1rem;
    border: 1px solid var(--register-input-border);
    border-radius: var(--register-input-radius);
    background: #f8fafc;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.register-page .form-control:hover {
    border-color: #cbd5e1;
    background: #fff;
}

.register-page .form-control:focus {
    border-color: var(--register-input-focus);
    box-shadow: 0 0 0 3px var(--register-input-focus-ring);
    background: #fff;
    outline: none;
}

.register-page .form-control::placeholder {
    color: #94a3b8;
}

.register-page .text-danger {
    font-size: 0.8125rem;
    margin-top: 0.35rem;
}

.register-page .alert-danger {
    border-radius: var(--register-input-radius);
    border: none;
    background: #fef2f2;
    color: #b91c1c;
    font-size: 0.8125rem;
    padding: 0.75rem 0.875rem;
    margin-bottom: 1rem;
}

@media (min-width: 576px) {
    .register-page .alert-danger {
        font-size: 0.875rem;
        padding: 0.85rem 1rem;
        margin-bottom: 1.25rem;
    }
}

.register-page .btn-register {
    width: 100%;
    min-height: 2.75rem;
    padding: 0.75rem 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: none;
    border-radius: 8px;
    background: var(--register-btn-bg);
    color: #fff;
    cursor: pointer;
    transition: background 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    margin-top: 0.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

@media (min-width: 576px) {
    .register-page .btn-register {
        min-height: auto;
        padding: 0.85rem 1.5rem;
        margin-top: 0.5rem;
    }
}

.register-page .btn-register:hover {
    background: var(--register-btn-hover);
    color: #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.register-page .btn-register:active {
    background: #0369a1;
}

.register-page .register-footer {
    text-align: center;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
    font-size: 0.875rem;
    color: #64748b;
}

@media (min-width: 576px) {
    .register-page .register-footer {
        margin-top: 1.5rem;
        padding-top: 1.25rem;
        font-size: 0.9375rem;
    }
}

.register-page .register-footer a {
    color: var(--register-link-color);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s ease;
}

.register-page .register-footer a:hover {
    color: #0284c7;
    text-decoration: underline;
}

/* Login: fila Recordarme + Olvidó contraseña (responsive) */
.register-page .auth-options {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.register-page .auth-options .custom-control {
    margin-bottom: 0;
}
.register-page .auth-options .custom-control-label {
    font-size: 0.875rem;
    color: #334155;
}
.register-page .auth-link {
    font-size: 0.875rem;
    color: var(--register-link-color);
    text-decoration: none;
}
.register-page .auth-link:hover {
    color: #0284c7;
    text-decoration: underline;
}
@media (max-width: 359px) {
    .register-page .auth-options {
        flex-direction: column;
        align-items: flex-start;
    }
}