/* =========================================================================
   Component: vcServices (Dark Premium Edition)
   ========================================================================= */

/* --- Tổng thể Khu vực --- */
.vc-services-dark {
    background-color: #0a0a0a; /* Đen tuyền */
    position: relative;
    overflow: hidden;
}

/* Lưới nền tinh tế (Mesh Background) */
.vc-dark-mesh-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 15% 50%, rgba(211, 47, 47, 0.08) 0%, transparent 40%), radial-gradient(circle at 85% 30%, rgba(255, 193, 7, 0.05) 0%, transparent 40%);
    z-index: 0;
}

/* --- Tiêu đề (Heading) --- */
.vc-badge-glow {
    display: inline-flex;
    align-items: center;
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--brand-yellow);
    border: 1px solid rgba(255, 193, 7, 0.3);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 20px rgba(255, 193, 7, 0.1);
}

.vc-title-gradient {
    font-size: 2.6rem;
    font-weight: 900;
    text-transform: uppercase;
    margin: 0;
    /* Hiệu ứng chữ mạ kim loại sáng */
    background: linear-gradient(to right, #ffffff 30%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.vc-desc-light {
    color: #888888;
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 650px;
    margin: 0 auto;
}

/* --- Thẻ Dịch vụ (Premium Card) --- */
.vc-card-premium {
    background: linear-gradient(145deg, #161616 0%, #111111 100%);
    border: 1px solid #222222;
    border-radius: 16px;
    padding: 40px 30px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Hiệu ứng phát sáng từ dưới lên khi Hover */
.vc-card-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 10px;
    background: var(--brand-yellow);
    filter: blur(20px);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.vc-card-premium:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 193, 7, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

    .vc-card-premium:hover .vc-card-glow {
        opacity: 1;
    }

.vc-card-content {
    position: relative;
    z-index: 2;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

/* --- Khối Icon Đa giác (Hexagon) --- */
.vc-icon-hex {
    width: 64px;
    height: 64px;
    background: rgba(211, 47, 47, 0.1);
    border: 1px solid rgba(211, 47, 47, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--brand-red);
    margin-bottom: 25px;
    transition: all 0.4s ease;
    transform: rotate(45deg); /* Xoay khối tạo góc cạnh */
}

    .vc-icon-hex i {
        transform: rotate(-45deg); /* Xoay ngược icon lại cho thẳng */
    }

.vc-card-premium:hover .vc-icon-hex {
    background: var(--brand-red);
    color: #fff;
    box-shadow: 0 0 20px rgba(211, 47, 47, 0.4);
    border-color: var(--brand-red);
}

/* --- Text trong thẻ --- */
.vc-card-premium .vc-title {
    color: #ffffff;
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: 0.5px;
}

.vc-card-premium .vc-text {
    color: #777777;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 30px;
    flex-grow: 1;
    transition: color 0.3s ease;
}

.vc-card-premium:hover .vc-text {
    color: #aaaaaa;
}

/* --- Link CTA --- */
.vc-link-arrow {
    display: inline-flex;
    align-items: center;
    color: var(--brand-yellow);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s;
}

    .vc-link-arrow i {
        margin-left: 8px;
        font-size: 1rem;
        transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }

    .vc-link-arrow:hover {
        color: #ffffff;
    }

.vc-card-premium:hover .vc-link-arrow i {
    transform: translateX(6px);
}

/* --- Hình nền số mờ (Watermark) --- */
.vc-watermark {
    position: absolute;
    top: -15px;
    right: -10px;
    font-size: 6rem;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.03); /* Viền chữ siêu mờ */
    line-height: 1;
    z-index: 1;
    pointer-events: none;
    transition: all 0.5s ease;
}

.vc-card-premium:hover .vc-watermark {
    -webkit-text-stroke: 1px rgba(255, 193, 7, 0.1);
    transform: translateY(10px);
}

/* --- Responsive --- */
@media (max-width: 991.98px) {
    .vc-title-gradient {
        font-size: 2rem;
    }

    .vc-card-premium {
        padding: 30px 25px;
    }
}