/* =========================
   Global Dark Mode
========================= */
body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #0e0e11;
    color: #e0e0e0;
}

/* =========================
   Hero Carousel
========================= */
.hero {
    position: relative;
    height: 70vh;
    overflow: hidden;
}

.hero .carousel,    
.hero .carousel-inner,
.hero .carousel-item {
    height: 100%;
}

/* Hero image */
.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.65);
}

/* Caption overlay */
.carousel-caption {
    position: absolute;
    inset: 0;
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.45);
    text-align: center;
    padding: 2rem;
}

.carousel-caption h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    text-shadow: 1px 1px 10px rgba(0, 0, 0, 0.7);
}

/* =========================
   Sites Grid (Cards)
========================= */
.site-card {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: linear-gradient(180deg, #1a1a1f, #121216);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #e0e0e0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
}

.site-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.6);
}

.site-card img.banner {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.3s ease, filter 0.3s ease;
    filter: brightness(0.85);
}

.site-card:hover img.banner {
    transform: scale(1.05);
    filter: brightness(1);
}

.site-card .card-body {
    padding: 1rem;
    background: transparent;
}

.site-card h5 {
    margin-top: 0.5rem;
    font-weight: 600;
    color: #ffffff;
}

.site-card p {
    font-size: 0.9rem;
    color: #b5b5c3;
}

.site-card .btn-visit {
    margin-top: 10px;
    width: 100%;
    color: #fff;
    transition: all 0.3s ease;
}

.site-card .btn-visit:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* =========================
   Page Loader
========================= */
#page-loader {
    position: fixed;
    inset: 0;
    background: #121216;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border: 5px solid #333;
    border-top: 5px solid #ff6b6b;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* =========================
   Card Reveal Animation
========================= */
.reveal-card {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    filter: blur(6px);
    transition: opacity 0.6s ease, transform 0.6s ease, filter 0.6s ease;
    will-change: transform, opacity;
}

.reveal-card.show {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
}

/* =========================
   Footer
========================= */
footer {
    background: #121216;
    color: #ccc;
    padding: 40px 0;
    text-align: center;
    margin-top: 60px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

footer small {
    color: #999;
}

/* =========================
   Responsive
========================= */
@media (max-width: 768px) {
    .hero {
        height: 50vh;
    }

    .carousel-caption h1 {
        font-size: 2rem;
    }

    .site-card img.banner {
        height: 150px;
    }
}