/* ==========================================================================
   SERTIFIKAT.CSS - Layout Grid & Pop-up Modal untuk Sertifikat
   ========================================================================== */

/* Layout Grid Sertifikat (Mirip Project) */
.certificates-grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 10;
}

/* Desain Kartu Sertifikat (Warna Putih Mirip Project Card) */
.cert-card {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 24px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1); 
    cursor: none;
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(0,0,0,0.25);
    border-color: rgba(255, 255, 255, 0.95);
}

.cert-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: 18px;
    overflow: hidden;
    margin-bottom: 20px;
    background-color: #0f172a;
}

.cert-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.cert-card:hover .cert-image-wrapper img {
    transform: scale(1.05);
}

.cert-year-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--color-orange);
    color: white;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 999px;
    z-index: 2;
}

.cert-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-grow: 1;
    gap: 16px;
}

.cert-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-dark); /* Diubah jadi gelap karena background putih */
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 6px;
}

.cert-issuer {
    font-family: var(--font-mono);
    font-size: 11px;
    color: #64748b;
    font-weight: 700;
    text-transform: uppercase;
}

.view-cert-btn {
    background-color: var(--color-dark);
    color: white;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    padding: 12px 24px;
    border-radius: 999px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    pointer-events: none; /* Biar tetap kebaca sebagai klik kartu secara keseluruhan */
    width: 100%;
}

.cert-card:hover .view-cert-btn {
    background-color: var(--color-orange);
    color: white;
    transform: translateY(-3px);
}

/* ==========================================================================
   POP-UP MODAL STYLING (Gambar Saja)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background-color: rgba(10, 12, 26, 0.9);
    backdrop-filter: blur(12px);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    width: auto;
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close-btn {
    position: fixed;
    top: 30px;
    right: 40px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    cursor: none;
    z-index: 100;
    transition: background 0.2s, transform 0.2s, border-color 0.2s;
}

.modal-close-btn:hover {
    background: var(--color-orange);
    border-color: var(--color-orange);
    transform: rotate(90deg) scale(1.1);
}

.modal-body {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.modal-image {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    object-fit: contain;
}

/* Responsif */
@media (max-width: 900px) {
    .certificates-grid-container { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .certificates-grid-container { grid-template-columns: 1fr; }
    .modal-overlay { padding: 20px; }
    .modal-close-btn { top: 15px; right: 15px; width: 40px; height: 40px; }
}