/* =========================================
   CONFIGURACIÓN GENERAL
========================================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-dark: #172a2d;
    --color-teal: #397d7b;
    --color-teal-light: #e9f3f1;
    --color-text: #344447;
    --color-muted: #718083;
    --color-white: #ffffff;
    --color-background: #f2f5f3;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}


/* =========================================
   CONTENEDOR PRINCIPAL
========================================= */

.page {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;

    background:
        radial-gradient(
            circle at 10% 20%,
            rgba(73, 145, 139, 0.12),
            transparent 35%
        ),
        radial-gradient(
            circle at 90% 80%,
            rgba(92, 160, 151, 0.12),
            transparent 35%
        ),
        var(--color-background);
}


/* =========================================
   TARJETA
========================================= */

.invitation-card {
    width: 100%;
    max-width: 680px;
    background: var(--color-white);
    border-radius: 18px;
    overflow: hidden;

    box-shadow:
        0 15px 50px rgba(25, 53, 53, 0.09);
}


/* =========================================
   MARCA
========================================= */

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 30px 45px;
    border-bottom: 1px solid #edf0ef;
}

.brand-logo {
    width: 48px;
    height: 48px;
    display: flex;
    justify-content: center;
    align-items: center;

    background: var(--color-dark);
    color: var(--color-white);

    border-radius: 12px;
    font-size: 28px;
    font-weight: bold;
    font-style: italic;
}

.brand-name {
    display: flex;
    flex-direction: column;
}

.brand-title {
    color: var(--color-dark);
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 2px;
}

.brand-tagline {
    color: var(--color-muted);
    font-size: 9px;
    letter-spacing: 1.2px;
}


/* =========================================
   CONTENIDO
========================================= */

.content {
    padding: 45px 55px;
}

.eyebrow {
    display: inline-block;
    color: var(--color-teal);
    background: var(--color-teal-light);

    padding: 7px 13px;
    border-radius: 30px;

    font-size: 11px;
    font-weight: bold;
    letter-spacing: 1px;

    margin-bottom: 20px;
}

h1 {
    color: var(--color-dark);
    font-size: 34px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.description {
    color: var(--color-muted);
    font-size: 16px;
    margin-bottom: 30px;
}


/* =========================================
   BENEFICIOS
========================================= */

.benefits {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 35px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 13px;

    font-size: 14px;
}

.benefit-icon {
    min-width: 34px;
    height: 34px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: var(--color-teal-light);
    color: var(--color-teal);

    border-radius: 50%;
    font-size: 11px;
    font-weight: bold;
}


/* =========================================
   BLOQUE DE INVITACIÓN
========================================= */

.invitation {
    background: #f5f8f7;
    border: 1px solid #e5eeeb;

    border-radius: 14px;
    padding: 28px;
    text-align: center;
}

.invitation-label {
    color: var(--color-teal);
    font-size: 11px;
    font-weight: bold;
    letter-spacing: 1.5px;
}

.invitation h2 {
    color: var(--color-dark);
    font-size: 27px;
    margin: 7px 0;
}

.invitation p {
    color: var(--color-muted);
    font-size: 14px;
    margin-bottom: 22px;
}


/* =========================================
   BOTÓN WHATSAPP
========================================= */

.btn-whatsapp {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;

    width: 100%;
    padding: 17px 15px;

    background: #238b66;
    color: var(--color-white);

    border-radius: 8px;
    text-decoration: none;

    font-size: 13px;
    font-weight: bold;
    letter-spacing: 0.4px;

    transition: background 0.25s ease,
                transform 0.25s ease;
}

.btn-whatsapp:hover {
    background: #196f51;
    transform: translateY(-2px);
}

.whatsapp-icon {
    font-size: 19px;
}

.privacy-note {
    display: block;
    margin-top: 14px;

    color: var(--color-muted);
    font-size: 11px;
}


/* =========================================
   PIE DE PÁGINA
========================================= */

.footer {
    display: flex;
    justify-content: space-between;

    padding: 20px 45px;

    border-top: 1px solid #edf0ef;

    color: var(--color-muted);
    font-size: 11px;
}

.footer span:first-child {
    color: var(--color-dark);
    font-weight: bold;
    letter-spacing: 1px;
}


/* =========================================
   RESPONSIVE - TABLETS Y CELULARES
========================================= */

@media (max-width: 600px) {

    .page {
        padding: 15px;
        align-items: flex-start;
    }

    .invitation-card {
        border-radius: 13px;
    }

    .brand {
        padding: 22px 23px;
    }

    .content {
        padding: 30px 23px;
    }

    h1 {
        font-size: 28px;
    }

    .description {
        font-size: 14px;
    }

    .invitation {
        padding: 22px 16px;
    }

    .invitation h2 {
        font-size: 24px;
    }

    .btn-whatsapp {
        font-size: 12px;
        padding: 16px 10px;
    }

    .footer {
        padding: 18px 23px;
        font-size: 10px;
    }

}