/* --- GLOBALNE USTAWIENIA I PALETA KOLORÓW --- */
:root {
    --bg-color: #282c34;
    --text-color: #abb2bf;
    --border-color: #444;
    --accent-color: #61afef;
    --accent-hover: #528baf;
    --placeholder-bg: #3a3f4b;
    --surface-color: #21252b;
    --border-radius: 5px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow: hidden;
}

/* --- STYL STRONY STARTOWEJ (LAUNCHERA) --- */
#launcher-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100vw;
    height: 100vh;
    text-align: center;
    transition: opacity 0.3s;
}

#launcher-container h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

#launcher-container p {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 2rem;
}

.file-upload-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 14px 28px;
    cursor: pointer;
    background-color: var(--accent-color);
    color: var(--bg-color);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.2s ease-in-out;
}

.file-upload-label:hover {
    background-color: var(--accent-hover);
    transform: scale(1.05);
}

.file-upload-label svg {
    width: 24px;
    height: 24px;
}

.file-upload-label input[type="file"] {
    display: none;
}

#status {
    color: var(--text-color);
    font-style: italic;
    height: 20px;
    margin-top: 1rem;
}

/* --- OGÓLNE STYLE MODALI APLIKACJI --- */
.app-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    display: none;
    z-index: 1000;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    z-index: 10;
}

.modal-header h2 {
    font-size: 1.2rem;
}

.close-btn {
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    user-select: none;
    color: var(--text-color);
    transition: all 0.2s;
    line-height: 1;
}

.close-btn:hover {
    color: white;
}

.modal-content {
    flex-grow: 1;
    overflow-y: auto;
}

/* --- STYLE DLA MODALA MEDIÓW (.YUF) --- */
#media-viewer-content {
    display: flex;
    gap: 1.5rem;
    height: 100%;
    padding: 1.5rem;
}

#media-list-panel {
    width: 350px;
    flex-shrink: 0;
    background-color: var(--surface-color);
    border-radius: var(--border-radius);
    overflow-y: auto;
}

#mediaList {
    list-style: none;
}

#mediaList li {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s;
}

#mediaList li:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

#mediaList li.active {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

.media-name {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-right: 1rem;
}

.media-size {
    flex-shrink: 0;
}

#player-panel {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
    border-radius: var(--border-radius);
    color: #555;
    font-size: 1.2rem;
}

#mediaPlayer {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--border-radius);
}

/* --- STYLE DLA MODALA OBRAZÓW (.YUFI) --- */
#image-viewer-content {
    padding: 1rem;
}

.controls-bar {
    flex-shrink: 0;
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    background: var(--surface-color);
    padding: 0.75rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.controls-bar > * {
    margin: 5px;
}

.controls-bar select {
    background-color: #4b5263;
    color: white;
    border: 1px solid #666;
    padding: 10px;
    border-radius: var(--border-radius);
    font-size: 14px;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #4b5263;
    transition: .4s;
    border-radius: 28px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent-color);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

#image-gallery-container {
    background: #21252b;
    border-radius: var(--border-radius);
}

#image-gallery-container.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
    padding: 10px;
}

.gallery-item {
    width: 100%;
    padding-top: 75%;
    background-color: var(--placeholder-bg);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.4s;
}

.gallery-item img.loaded {
    opacity: 1;
}

#image-gallery-container.comic-view {
    text-align: center;
    padding: 10px 0;
}

#image-gallery-container.comic-view .gallery-item {
    width: 100%;
    max-width: 1000px;
    padding-top: 0;
    height: auto;
    background-color: transparent;
    margin: 0 auto;
}

#image-gallery-container.comic-view .gallery-item img {
    position: static;
    width: 100%;
    height: auto;
    display: block;
}

.chapter-navigation {
    flex-shrink: 0;
    display: none;
    margin: 1.5rem 0 1rem 0;
    gap: 15px;
    align-items: center;
    justify-content: center;
}

.chapter-navigation button,
#pagination button {
    background-color: var(--accent-color);
    color: var(--bg-color);
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
}

.chapter-navigation button:disabled,
#pagination button:disabled {
    background-color: #4b5263;
    cursor: not-allowed;
    opacity: 0.5;
}

.chapter-navigation span {
    font-size: 16px;
    font-weight: bold;
}

#pagination {
    flex-shrink: 0;
    margin-top: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* --- STYLE DLA PRZYCISKÓW Z IKONAMI --- */
.controls-bar button#fullscreen-btn,
.chapter-navigation button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.chapter-navigation button .bi {
    font-size: 1.2rem;
}

.controls-bar button#fullscreen-btn {
    padding: 8px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    transition: background-color 0.2s, border-color 0.2s;
}

.controls-bar button#fullscreen-btn:hover {
    background-color: #4b5263;
    border-color: var(--accent-color);
}

.controls-bar button#fullscreen-btn .bi {
    font-size: 1rem;
    /* Usuwamy vertical-align, bo centrowanie załatwia flexbox */
}

/* --- LOGIKA ZMIANY IKONY FULLSCREEN --- */
#fullscreen-btn .bi-fullscreen-exit {
    display: none;
}

#fullscreen-btn .bi-fullscreen {
    display: inline-block;
}

#image-viewer-modal:fullscreen #fullscreen-btn .bi-fullscreen-exit {
    display: inline-block;
}

#image-viewer-modal:fullscreen #fullscreen-btn .bi-fullscreen {
    display: none;
}

#image-viewer-modal:fullscreen {
    background-color: #21252b;
}
/* --- NOWE STYLE DLA LIGHTBOXA --- */
#lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: none; /* Domyślnie ukryty */
    justify-content: center;
    align-items: center;
    z-index: 2000; /* Musi być nad innym modalem */
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}

#lightbox.visible {
    display: flex;
}

#lightbox-image {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    user-select: none;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

#close-lightbox-btn {
    position: absolute;
    top: 0;
    right: 15px;
}

.lightbox-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    user-select: none;
    transition: color 0.2s, transform 0.2s;
    padding: 1.5rem 1rem;
}
.lightbox-nav-btn:hover {
    color: var(--accent-color);
    transform: translateY(-50%) scale(1.1);
}
.lightbox-nav-btn.prev { left: 5px; }
.lightbox-nav-btn.next { right: 5px; }

#lightbox-counter {
    position: absolute;
    bottom: 20px;
    color: var(--text-color);
    background-color: rgba(0,0,0,0.7);
    padding: 8px 18px;
    border-radius: 20px;
}