/* Mophyz Menu Download Folder — 3D manila folder with fan-out pages */

.mdf-section {
    --mdf-red: #8B1A1A;
    --mdf-red-deep: #5C0F0F;
    --mdf-gold: #D4A853;
    --mdf-cream: #F5E6C8;
    --mdf-paper: #FFFDF7;
    --mdf-shadow: rgba(0, 0, 0, 0.35);
    position: relative;
    z-index: 5;
    padding: 4rem 1rem 5rem;
    margin-top: 2rem;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.15) 40%, rgba(0, 0, 0, 0.35) 100%);
}

.mdf-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
    opacity: 0.5;
}

.mdf-wrap {
    max-width: 720px;
    margin: 0 auto;
    position: relative;
    perspective: 1200px;
}

.mdf-heading {
    text-align: center;
    margin-bottom: 2rem;
}

.mdf-heading h2 {
    font-family: 'Montserrat', 'Segoe UI', sans-serif;
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mdf-cream);
    text-shadow: 0 2px 8px var(--mdf-shadow);
    margin: 0 0 0.35rem;
}

.mdf-heading p {
    font-size: 0.9rem;
    color: rgba(245, 230, 200, 0.75);
    margin: 0;
    font-style: italic;
}

.mdf-folder {
    position: relative;
    cursor: pointer;
    user-select: none;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mdf-folder.is-open {
    cursor: default;
}

.mdf-folder-back {
    position: relative;
    background: linear-gradient(145deg, #C4956A 0%, #A67C52 35%, #8B6340 100%);
    border-radius: 4px 12px 12px 12px;
    padding: 2.5rem 1.5rem 1.25rem;
    box-shadow:
        0 12px 40px var(--mdf-shadow),
        inset 0 1px 0 rgba(255, 255, 255, 0.25),
        inset 0 -2px 6px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.15);
    min-height: 200px;
}

.mdf-folder-tab {
    position: absolute;
    top: -18px;
    left: 24px;
    width: 140px;
    height: 28px;
    background: linear-gradient(180deg, #D4A574 0%, #B8895A 100%);
    border-radius: 8px 8px 0 0;
    box-shadow: 0 -2px 6px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mdf-red-deep);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-bottom: none;
}

.mdf-folder-label {
    text-align: center;
    padding: 0.5rem 0 1rem;
}

.mdf-folder-label strong {
    display: block;
    font-size: 1.1rem;
    color: var(--mdf-red-deep);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.mdf-folder-label span {
    font-size: 0.8rem;
    color: rgba(60, 30, 10, 0.7);
}

.mdf-folder-hint {
    text-align: center;
    font-size: 0.75rem;
    color: rgba(60, 30, 10, 0.55);
    margin-top: 0.5rem;
    transition: opacity 0.3s;
}

.mdf-folder.is-open .mdf-folder-hint {
    opacity: 0;
    pointer-events: none;
}

.mdf-papers-peek {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 88%;
    height: 120px;
    pointer-events: none;
    transition: opacity 0.35s, transform 0.45s;
}

.mdf-folder.is-open .mdf-papers-peek {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
}

.mdf-peek-sheet {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 72%;
    height: 100px;
    background: var(--mdf-paper);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    transform-origin: bottom center;
    overflow: hidden;
}

.mdf-peek-sheet img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    opacity: 0.85;
}

.mdf-peek-sheet:nth-child(1) { transform: translateX(-50%) rotate(-6deg) translateY(4px); z-index: 1; }
.mdf-peek-sheet:nth-child(2) { transform: translateX(-50%) rotate(0deg); z-index: 2; width: 76%; }
.mdf-peek-sheet:nth-child(3) { transform: translateX(-50%) rotate(5deg) translateY(2px); z-index: 3; width: 70%; }

.mdf-pages-fan {
    position: absolute;
    top: -140px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 200px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s 0.1s;
}

.mdf-folder.is-open .mdf-pages-fan {
    opacity: 1;
    pointer-events: auto;
}

.mdf-fan-page {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 110px;
    height: 150px;
    background: var(--mdf-paper);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 3px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    transform-origin: bottom center;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s;
    overflow: hidden;
    cursor: pointer;
}

.mdf-fan-page img {
    width: 100%;
    height: 78%;
    object-fit: cover;
    object-position: top;
    display: block;
}

.mdf-fan-page span {
    display: block;
    font-size: 0.55rem;
    text-align: center;
    padding: 3px 2px;
    color: var(--mdf-red-deep);
    font-weight: 600;
    line-height: 1.2;
    background: rgba(245, 230, 200, 0.5);
}

.mdf-fan-page:hover,
.mdf-fan-page.is-active {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    z-index: 50 !important;
}

.mdf-pocket-lip {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 18px;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.12));
    border-radius: 0 0 12px 12px;
    pointer-events: none;
}

.mdf-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1.25rem;
    padding-top: 0.5rem;
    border-top: 2px dashed rgba(60, 30, 10, 0.2);
}

.mdf-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.9rem;
    border: none;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
    color: #fff;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    font-family: inherit;
}

.mdf-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    filter: brightness(1.08);
}

.mdf-btn:active {
    transform: translateY(0);
}

.mdf-btn:disabled {
    opacity: 0.55;
    cursor: wait;
    transform: none;
}

.mdf-btn i {
    font-size: 0.85rem;
}

.mdf-btn--pdf { background: linear-gradient(135deg, #C0392B, #922B21); }
.mdf-btn--doc { background: linear-gradient(135deg, #2471A3, #1A5276); }
.mdf-btn--img { background: linear-gradient(135deg, #1E8449, #145A32); }
.mdf-btn--print { background: linear-gradient(135deg, #B7950B, #7D6608); }
.mdf-btn--share { background: linear-gradient(135deg, #D35400, #A04000); }

.mdf-status {
    text-align: center;
    font-size: 0.75rem;
    color: var(--mdf-gold);
    min-height: 1.2em;
    margin-top: 0.75rem;
    font-weight: 500;
}

.mdf-status.is-busy::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 6px;
    border: 2px solid var(--mdf-gold);
    border-top-color: transparent;
    border-radius: 50%;
    animation: mdf-spin 0.7s linear infinite;
    vertical-align: middle;
}

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

.mdf-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.88);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.mdf-lightbox.is-visible {
    opacity: 1;
    visibility: visible;
}

.mdf-lightbox img {
    max-width: 95vw;
    max-height: 90vh;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.mdf-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    transition: background 0.2s;
}

.mdf-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.mdf-print-root {
    display: none;
}

@media print {
    body > *:not(.mdf-print-root) {
        display: none !important;
    }

    .mdf-print-root {
        display: block !important;
    }

    .mdf-print-root img {
        width: 100%;
        max-width: 100%;
        page-break-after: always;
        display: block;
    }
}

@media (max-width: 540px) {
    .mdf-toolbar {
        gap: 0.35rem;
    }

    .mdf-btn {
        padding: 0.5rem 0.65rem;
        font-size: 0.65rem;
    }

    .mdf-btn span.lbl {
        display: none;
    }

    .mdf-fan-page {
        width: 80px;
        height: 115px;
    }
}