/* ==================================================
   HOME VENTAJAS OSGRAP PRO (LIGHT VERSION)
================================================== */

.home-ventajas {
    padding: 120px 0;
    background: #f7f7f7;
    color: #111;
    position: relative;
    overflow: hidden;
}

/* =========================
   HEAD
========================= */
.home-section-head.light {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 70px;
}

.home-section-head.light h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

/* Banda roja */
.home-section-head.light h2 span {
    display: inline-block;
    background: var(--osgrap-red);
    color: #fff !important;
    padding: 6px 16px;
    position: relative;
}

/* Pico */
.home-section-head.light h2 span::after {
    content: "";
    position: absolute;
    top: 0;
    right: -14px;

    border-top: 20px solid transparent;
    border-bottom: 20px solid transparent;
    border-left: 14px solid var(--osgrap-red);
}

.home-section-head.light p {
    color: #666;
    line-height: 1.7;
}

/* Línea */
.section-line {
    width: 60px;
    height: 3px;
    background: var(--osgrap-red);
    margin: 10px auto 20px;
}

/* =========================
   GRID
========================= */
.ventajas-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* =========================
   CARD PRO
========================= */
.ventaja-card {
    background: #fff;
    border-radius: 18px;
    padding: 40px 25px;
    text-align: center;

    border: 1px solid #eee;

    display: flex;
    flex-direction: column;
    align-items: center;

    position: relative;
    overflow: hidden;

    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Línea roja animada */
.ventaja-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--osgrap-red);
    transition: width 0.4s ease;
}

/* Glow suave claro */
.ventaja-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(
        circle at 50% 0%,
        rgba(0,0,0,0.04),
        transparent 60%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
}

/* =========================
   ICONO PRO
========================= */
.ventaja-card .icon {
    width: 75px;
    height: 75px;
    margin-bottom: 20px;

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

    background: #f1f1f1;
    border-radius: 50%;

    transition: all 0.4s ease;
}

.ventaja-card img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

/* =========================
   TEXTO
========================= */
.ventaja-card h3 {
    margin-bottom: 10px;
    font-size: 18px;
    color: #111 !important;
}

.ventaja-card p {
    font-size: 14px;
    color: #666;
    max-width: 260px;
}

/* =========================
   HOVER PRO
========================= */
.ventaja-card:hover {
    transform: translateY(-10px);
    border-color: #ddd;
    box-shadow: 0 20px 45px rgba(0,0,0,0.12);
}

.ventaja-card:hover::before {
    width: 70%;
}

.ventaja-card:hover::after {
    opacity: 1;
}

.ventaja-card:hover .icon {
    background: var(--osgrap-red);
    transform: scale(1.1);
}

.ventaja-card:hover img {
    filter: brightness(0) invert(1);
}

/* =========================
   ANIMACIÓN (APPLE STYLE)
========================= */
.home-ventajas .reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.home-ventajas .reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 1024px) {
    .ventajas-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {

    .home-ventajas {
        padding: 80px 0;
    }

    .ventajas-grid {
        grid-template-columns: 1fr;
    }

    .home-section-head.light h2 {
        font-size: 26px;
    }
}