:root {
    --kurumi-black: #121212;
    --kurumi-full-black: #000000;
    --kurumi-red: #8b0000;
    --kurumi-light-red: #ff0000;
    --kurumi-dark-red: #4a0000;
    --kurumi-gold: #d4af37;
    --kurumi-light-gold: #ffd700;
    --kurumi-dark-gold: #b8860b;
    --kurumi-gray: #333333;
    --kurumi-light-gray: #555555;
    --kurumi-dark-gray: #1a1a1a;
    --kurumi-white: #f5f5f5;
    --kurumi-light-white: #e0e0e0;
    --kurumi-full-white: #ffffff;
}

body {
    background-color: var(--kurumi-full-black);
    color: var(--kurumi-white);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

h1 {
    text-align: center;
    color: var(--kurumi-light-red);
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-shadow: 0 0 15px var(--kurumi-red);
}

/* Container Layout Grid Responsif */
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    width: 100%;
    max-width: 1000px;
    padding: 10px;
}

/* Kartu Galeri */
.img-gallery {
    background-color: var(--kurumi-dark-gray);
    border: 1px solid var(--kurumi-red);
    border-radius: 12px;
    overflow: hidden;
    padding: 15px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(139, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.img-gallery:hover {
    transform: translateY(-8px);
    border-color: var(--kurumi-gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
}

.img-gallery img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: filter 0.3s;
}

.img-gallery img:hover {
    filter: brightness(1.1);
}

.judul {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 15px 0 10px 0;
    color: var(--kurumi-white);
}

/* Gaya Khusus Tombol Live Demo Rekam Medis */
.demo-link {
    display: block;
    background: linear-gradient(90deg, var(--kurumi-dark-red), var(--kurumi-red));
    color: var(--kurumi-white);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: bold;
    margin-top: 5px;
    border: 1px solid var(--kurumi-light-red);
    transition: all 0.3s ease;
}

.demo-link:hover {
    background: var(--kurumi-light-red);
    box-shadow: 0 0 12px var(--kurumi-light-red);
    letter-spacing: 0.5px;
}

/* --- GAYA MODAL LIGHTBOX (FOTO MEMBESAR) --- */
.modal {
    display: none; /* Sembunyi secara default */
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(6px);
    overflow: auto;
    align-items: center;
    justify-content: center;
}

/* Efek Flexbox Saat Modal Aktif di JS */
.modal.active {
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.4s ease;
}

.modal-content {
    margin: auto;
    display: flex;
    max-width: 85%;
    max-height: 80vh;
    border-radius: 10px;
    border: 2px solid var(--kurumi-gold);
    box-shadow: 0 0 30px var(--kurumi-red);
    animation: zoomIn 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

#caption {
    margin: auto;
    display: flex;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: var(--kurumi-gold);
    font-weight: 600;
    font-size: 1.2rem;
    padding: 15px 0;
}

.close-modal {
    position: absolute;
    top: 25px;
    right: 35px;
    color: var(--kurumi-white);
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    z-index: 10000;
}

.close-modal:hover {
    color: var(--kurumi-light-red);
    transform: scale(1.1);
}

/* Footer */
footer {
    margin-top: 50px;
    text-align: center;
    color: var(--kurumi-light-gray);
}

footer a {
    color: var(--kurumi-light-gray);
    text-decoration: none;
    transition: all 0.3s ease;
}

footer a:hover {
    color: var(--kurumi-gold);
    text-shadow: 0 0 10px var(--kurumi-gold);
}

.media-sosial a {
    color: var(--kurumi-light-gray);
    margin: 0 10px;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

/* Animasi */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from { transform: scale(0.85); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}