:root {
    --primary: #0d6efd;
    --primary-dark: #0a58ca;
    --accent: #17a2b8;
    --light-bg: #f8fbff;
    --text-dark: #1f2937;
    --text-light: #6c757d;
    --radius: 12px;
}

/* Hover en navbar links */

.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0%;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.servicios {
    background: #ffffff;
}

    .servicios h2 {
        font-size: 2.2rem;
    }

.service-card {
    cursor: pointer;
    transition: all 0.3s ease;
}

    .service-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    }

    .service-card .icon i {
        transition: transform 0.3s ease;
    }

    .service-card:hover .icon i {
        transform: scale(1.15);
    }

.porque-elegirnos {
    background: linear-gradient(180deg, #ffffff, #f8fbff);
}

.feature {
    transition: transform 0.3s ease;
}

    .feature:hover {
        transform: translateX(5px);
    }

.paquetes {
    background: linear-gradient(180deg, #f8fbff, #ffffff);
    padding: 120px 0;
}

.package-card {
    border-radius: 20px;
    background: linear-gradient(135deg, #e9f4ff, #ffffff);
    border: 2px solid transparent;
    transition: all 0.4s ease;
    box-shadow: 0 15px 35px rgba(0,0,0,0.05);
}

    .package-card .price {
        font-size: 2rem;
        font-weight: 700;
    }

    .package-card:hover {
        transform: translateY(-10px);
        border-color: #0d6efd;
        background: linear-gradient(135deg, #d0e7ff, #ffffff);
        box-shadow: 0 25px 50px rgba(0,0,0,0.08);
    }

    /* GOLD destacado */
    .package-card.gold {
        background: linear-gradient(135deg, #fff5d6, #ffffff);
    }

        .package-card.gold:hover {
            border-color: #f4b400;
            background: linear-gradient(135deg, #ffd95e, #ffffff);
        }

    /* PREMIUM poderoso */
    .package-card.premium {
        background: linear-gradient(135deg, #0d6efd, #0a58ca);
        color: #fff;
        border: 2px solid transparent;
    }

        .package-card.premium:hover {
            border-color: #ffffff;
            background: linear-gradient(135deg, #084298, #0a58ca);
        }

.citas {
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    padding: 120px 0;
}

.form-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

    .form-card:hover {
        transform: translateY(-5px);
    }

.form-control,
.form-select {
    border-radius: 12px;
    padding: 12px 15px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

    .form-control:focus,
    .form-select:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 0.2rem rgba(13,110,253,0.15);
    }

.info-box {
    background: #f8fbff;
    padding: 20px;
    border-radius: 15px;
}

input[name="email"]:not(:placeholder-shown) + .form-hint {
    opacity: 0.4;
}

.form-hint {
    display: block;
    font-size: 0.75rem;
    color: #6c757d;
    margin-top: 6px;
    letter-spacing: 0.3px;
}

.img-fluid {
    max-width: 70%;
    height: auto;
}

/* TOAST NOTIFICATIONS */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 5000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    min-width: 260px;
    padding: 14px 18px;
    border-radius: 14px;
    backdrop-filter: blur(15px);
    color: white;
    font-size: 0.85rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    animation: slideIn 0.4s ease forwards;
    border: 1px solid rgba(255,255,255,0.08);
}

.toast-success {
    background: linear-gradient(135deg, #166534, #22c55e);
}

.toast-error {
    background: linear-gradient(135deg, #7f1d1d, #ef4444);
}

.toast-info {
    background: linear-gradient(135deg, #1e293b, #334155);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.fade-out {
    animation: fadeOut 0.3s ease forwards;
}

@keyframes fadeOut {
    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

/* =========================
   SUCCESS MESSAGE
========================= */

.success-box {
    margin-top: 25px;
    padding: 25px;
    border-radius: 20px;
    background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
    border: 1px solid #bbf7d0;
    text-align: center;
    animation: fadeInUp 0.6s ease forwards;
}

.success-icon {
    font-size: 2.5rem;
    color: #22c55e;
    margin-bottom: 10px;
}

.success-box h4 {
    font-weight: 600;
    margin-bottom: 8px;
    color: #166534;
}

.success-box p {
    font-size: 0.95rem;
    color: #065f46;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-color-scheme: dark) {

    :root {
        --primary: #3b82f6;
        --primary-dark: #1d4ed8;
        --accent: #22d3ee;
        --light-bg: #0f172a;
        --text-dark: #e5e7eb;
        --text-light: #94a3b8;
    }

    body {
        background-color: var(--light-bg);
        color: var(--text-dark);
    }

    /* NAVBAR */
    .navbar {
        background: rgba(15, 23, 42, 0.85) !important;
    }

    .navbar-brand {
        color: white;
    }

    .navbar li a {
        color: white;
    }

    /* HERO */
    .hero {
        background: linear-gradient(135deg, #1e293b, #0f172a);
    }

    /* SECCIONES */
    .servicios,
    .citas {
        background: #0f172a;
    }

    .porque-elegirnos,
    .paquetes {
        background: linear-gradient(180deg, #0f172a, #1e293b);
    }

    /*servicios*/
    .servicios .fw-bold {
        color: #e5e7eb !important;
    }

    .text-muted {
        color: #94a3b8 !important;
    }


    /* CARDS */
    .form-card,
    .card-modern {
        background: #1e293b;
        box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    }

    .service-card:hover {
        box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    }

    /* INPUTS */
    .form-control,
    .form-select {
        background: #0f172a;
        color: #e5e7eb;
        border: 1px solid #334155;
    }

        .form-control:focus,
        .form-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 0.2rem rgba(59,130,246,0.25);
        }

    /* INFO BOX */
    .info-box {
        background: #1e293b;
    }

    /* PACKAGE CARDS */
    .package-card {
        background: linear-gradient(135deg, #1e293b, #0f172a);
        box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    }

        .package-card:hover {
            background: linear-gradient(135deg, #1e40af, #0f172a);
        }

        .package-card.gold {
            background: linear-gradient(135deg, #78350f, #0f172a);
        }

        .package-card.premium {
            background: linear-gradient(135deg, #1d4ed8, #0f172a);
        }

    /* TEXTOS */
    .hero p,
    .form-hint {
        color: var(--text-light);
    }

    /* FOOTER */
    footer {
        border-top: 3px solid #1d4ed8;
        background: #020617;
    }

    /* SUCCESS BOX */
    .success-box {
        background: linear-gradient(135deg, #064e3b, #022c22);
        border: 1px solid #065f46;
    }

        .success-box h4 {
            color: #4ade80;
        }

        .success-box p {
            color: #a7f3d0;
        }

    /* TOAST */
    .toast {
        box-shadow: 0 20px 40px rgba(0,0,0,0.7);
    }

    .toast-info {
        background: linear-gradient(135deg, #020617, #1e293b);
    }
}

.anuncio-cdmx {
    /* Fondo ligeramente más claro que el azul marino principal para crear contraste como una "tarjeta" */
    background-color: #1a2235;
    /* Borde superior con el color azul del botón para llamar la atención */
    border-top: 5px solid #4285f4;
    /* Sombra suave para darle profundidad */
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    /* Espaciado y centrado */
    padding: 40px 30px;
    max-width: 800px;
    margin: 40px auto; /* Centra el contenedor en la página */
    text-align: center;
    /* Tipografía moderna similar a la de tu sitio */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

    .anuncio-cdmx h2 {
        /* Blanco puro para el título principal, igual que "Equilibrio Natural..." */
        color: #ffffff;
        font-size: 2.2rem;
        font-weight: 700;
        margin-top: 0;
        margin-bottom: 20px;
        letter-spacing: -0.5px;
    }

    .anuncio-cdmx p {
        /* Color gris azulado para el texto secundario, facilita la lectura sin competir con el título */
        color: #94a3b8;
        font-size: 1.15rem;
        line-height: 1.7;
        margin: 0;
        max-width: 90%;
        margin: 0 auto; /* Centra el bloque de texto dentro de la tarjeta */
    }