/* SLIDE CONTROLLER */
body.slide-controller-active {
    display: flex !important;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 24px 16px 84px;
    margin: 0;
    background-color: #e5e7eb;
    overflow: hidden;
}

body.slide-loading .slide-viewport,
body.slide-loading .slide-nav,
body.slide-loading .slide-top-actions {
    visibility: hidden;
}

.slide-loading-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    background: rgba(229, 231, 235, 0.96);
    z-index: 10000;
    font-family: 'Inter', sans-serif;
    color: #4b5563;
    transition: opacity 260ms ease;
}

.slide-loading-overlay.is-hide {
    opacity: 0;
    pointer-events: none;
}

.slide-loading-spinner {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 3px solid #d1d5db;
    border-top-color: #10a37f;
    animation: slide-spin 0.8s linear infinite;
}

.slide-loading-text {
    font-size: 16px;
    font-weight: 500;
}

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

.slide-viewport {
    position: relative;
}

.slide-stage {
    position: relative;
    width: 1280px;
    height: 720px;
    transform-origin: top left;
}

.slide-stage .slide-container {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 380ms ease, transform 380ms ease;
    will-change: opacity, transform;
}

.slide-stage .slide-container.is-prev {
    transform: translateX(-24px) scale(0.992);
}

.slide-stage .slide-container.is-next {
    transform: translateX(24px) scale(0.992);
}

.slide-stage .slide-container.is-active {
    opacity: 1;
    transform: translateX(0) scale(1);
    pointer-events: auto;
    z-index: 2;
}

.slide-page-number {
    position: absolute;
    right: 22px;
    bottom: 18px;
    padding: 6px 10px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid #e5e7eb;
    color: #6b7280;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    z-index: 3;
    pointer-events: none;
    font-family: 'Inter', sans-serif;
}

.slide-nav {
    position: fixed;
    left: 50%;
    bottom: 22px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 8px 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 9999;
    font-family: 'Inter', sans-serif;
    opacity: 0.6;
    transition: opacity 300ms ease;
    transform: translateX(-50%) translateZ(0);
    backface-visibility: hidden;
}
.slide-nav:hover {
    opacity: 1;
}

.slide-nav button {
    width: 40px;
    height: 40px;
    border: 1px solid #d1d5db;
    background: #ffffff;
    border-radius: 8px;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: #4b5563;
}

.slide-nav button:hover {
    background: #f3f4f6;
}

.slide-nav button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.slide-nav input {
    width: 86px;
    height: 40px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    text-align: center;
    font-size: 16px;
    color: #4b5563;
    background: #ffffff;
    outline: none;
}

.slide-nav input:focus {
    border-color: #10a37f;
    box-shadow: 0 0 0 3px rgba(16, 163, 127, 0.15);
}

.slide-top-actions {
    position: fixed;
    top: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 9999;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.slide-home-btn,
.slide-print-btn,
.slide-fullscreen-btn {
    width: 44px;
    height: 44px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    background: #fff;
    color: #4b5563;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    opacity: 0.6;
    transition: opacity 200ms ease;
}

.slide-home-btn:hover,
.slide-print-btn:hover,
.slide-fullscreen-btn:hover {
    opacity: 1;
}

.code-copy-btn,
.code-view-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 32px;
    height: 32px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.95);
    color: #4b5563;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.7;
    transition: all 200ms ease;
}
.code-view-btn{
    top: unset;
    bottom: 10px;
    right: 10px;
    opacity: 0;
}
.code-copy-btn:hover,
.code-view-btn:hover {
    opacity: 1;
}
.code-copy-btn.copied {
    opacity: 0.5;
    pointer-events: none;
}
.code-container:hover .code-view-btn {
    opacity: 0.7;
}

body.slide-fullscreen-active .slide-top-actions {
    display: none !important;
}

@media (max-width: 768px) {
    body.slide-controller-active {
        padding: 12px 10px 66px;
    }

    .slide-page-number {
        right: 12px;
        bottom: 10px;
        padding: 4px 8px;
        font-size: 13px;
        border-radius: 6px;
    }

    .slide-nav {
        bottom: calc(18px + env(safe-area-inset-bottom, 0px));
        gap: 8px;
        padding: 6px 8px;
        border-radius: 10px;
    }

    .slide-nav button {
        width: 36px;
        height: 36px;
        font-size: 20px;
    }

    .slide-nav input {
        width: 76px;
        height: 36px;
        font-size: 14px;
    }

    .slide-stage .slide-container {
        transition: opacity 180ms ease;
        transform: none;
        will-change: auto;
    }

    .slide-stage .slide-container.is-prev,
    .slide-stage .slide-container.is-next,
    .slide-stage .slide-container.is-active {
        transform: none;
    }

    .slide-print-btn,
    .slide-fullscreen-btn {
        display: none;
    }
}