/* Ana Renk Değişkenleri */
:root {
    --reader-bg: #111111;
    --reader-text: #e0e0e0;
    --reader-accent: #00bcd4;
    --sidebar-bg: #1e1e1e;
    --sidebar-header-bg: #2a2a2a;
    --sidebar-border: #333333;
}
body.kmrt-theme-light {
    --reader-bg: #ffffff;
    --reader-text: #2d2d2d;
    --reader-accent: #2196F3;
    --sidebar-bg: #f5f5f5;
    --sidebar-header-bg: #eeeeee;
    --sidebar-border: #dddddd;
}
body.kmrt-theme-sepia {
    --reader-bg: #fbf0d9;
    --reader-text: #5b4636;
    --reader-accent: #d2691e;
    --sidebar-bg: #efe8d8;
    --sidebar-header-bg: #e5dac9;
    --sidebar-border: #d8c8b4;
}

/* Sayfa Arka Planını Ayarla */
body.single-chapter {
    background-color: var(--reader-bg);
    color: var(--reader-text);
    transition: background-color 0.3s, color 0.3s;
}

/* Akıllı Alt ve Üst Menüler */
.kmrt-reader-menu {
    position: fixed;
    left: 0;
    width: 100%;
    height: 60px;
    background-color: var(--sidebar-bg);
    color: var(--reader-text);
    display: flex;
    align-items: center;
    z-index: 1000;
    transition: transform 0.3s ease-in-out;
}
.kmrt-reader-menu.bottom {
    bottom: 0;
    padding: 0 5px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.3);
    justify-content: space-around;
}
.kmrt-reader-menu.top {
    top: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    padding: 0 15px;
    justify-content: space-between;
}
.kmrt-reader-menu.bottom.hidden {
    transform: translateY(100%);
}
.kmrt-reader-menu.top.hidden {
    transform: translateY(-100%);
}

/* Menü Butonları */
.kmrt-reader-menu .menu-button,
.kmrt-reader-menu a.menu-button {
    background: none;
    border: none;
    color: var(--reader-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    padding: 5px;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.kmrt-reader-menu.bottom .menu-button,
.kmrt-reader-menu.bottom a.menu-button {
    flex-basis: 0;
    flex-grow: 1;
}
.kmrt-reader-menu .menu-button i,
.kmrt-reader-menu a.menu-button i {
    font-size: 18px;
    margin-bottom: 4px;
}
.kmrt-reader-menu .menu-button:hover,
.kmrt-reader-menu a.menu-button:hover {
    color: var(--reader-accent);
}
.kmrt-reader-menu .menu-button.disabled,
.kmrt-reader-menu a.menu-button.disabled {
    opacity: 0.4;
    pointer-events: none;
}
.kmrt-reader-menu .menu-center-piece {
    font-weight: bold;
    border-left: 1px solid var(--sidebar-border);
    border-right: 1px solid var(--sidebar-border);
}

/* Üst Menüye Özel Stiller */
.manga-title-display {
    font-size: 1rem;
    font-weight: bold;
    color: var(--reader-text);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.kmrt-reader-menu.top .menu-button {
    flex-grow: 0;
    flex-basis: auto;
}
.back-to-home, .top-menu-placeholder {
    width: 40px;
}
.back-to-home i {
    font-size: 20px;
}


/* Yan Menüler (Sidebar) */
.kmrt-sidebar {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100%;
    background-color: var(--sidebar-bg);
    color: var(--reader-text);
    box-shadow: -5px 0 15px rgba(0,0,0,0.2);
    z-index: 1002;
    display: flex;
    flex-direction: column;
    transition: right 0.3s ease-in-out, left 0.3s ease-in-out;
}
#kmrt-chapters-sidebar {
    right: auto;
    left: -320px;
}
.kmrt-sidebar.open {
    right: 0;
}
#kmrt-chapters-sidebar.open {
    left: 0;
}
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: var(--sidebar-header-bg);
    border-bottom: 1px solid var(--sidebar-border);
}
.sidebar-title {
    margin: 0;
    font-size: 1.1rem;
}
.close-sidebar {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--reader-text);
    cursor: pointer;
}
.sidebar-content {
    padding: 15px;
    overflow-y: auto;
    flex-grow: 1;
}

/* Ayarlar Menüsü İçeriği */
.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--sidebar-border);
}
.setting-item:last-child {
    border-bottom: none;
}
.setting-item label {
    font-weight: 500;
}
.setting-item select,
.setting-item .button {
    background-color: var(--sidebar-header-bg);
    color: var(--reader-text);
    border: 1px solid var(--sidebar-border);
    border-radius: 4px;
    padding: 5px;
}

/* Bölüm Listesi */
.chapter-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.chapter-list li a {
    display: block;
    padding: 10px 5px;
    text-decoration: none;
    color: var(--reader-text);
    border-bottom: 1px solid var(--sidebar-border);
    transition: background-color 0.2s;
}
.chapter-list li a:hover {
    background-color: var(--sidebar-header-bg);
}
.chapter-list li.current-chapter a {
    color: var(--reader-accent);
    font-weight: bold;
}

/* Overlay (Arka Plan Karartması) */
#kmrt-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}
#kmrt-sidebar-overlay.visible {
    opacity: 1;
    visibility: visible;
}

/* Okuyucu Alanı Stilleri */
.manga-reader-images.paged-mode {
    display: flex;
    overflow-x: scroll;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
}
.manga-reader-images.paged-mode[dir="rtl"] {
    direction: rtl;
}
.manga-reader-images.paged-mode img {
    flex-shrink: 0;
    width: auto;
    max-width: 100vw;
    height: 90vh;
    object-fit: contain;
    scroll-snap-align: center;
}
.manga-reader-images.long-strip-mode img {
    margin-bottom: 0 !important;
    display: block;
}
.manga-reader-images.fit-width img {
    max-width: 100%;
    height: auto;
}
.manga-reader-images.fit-height img {
    max-height: 90vh;
    width: auto;
    margin: 0 auto;
    display: block;
}
.manga-reader-images.original-size img {
    max-width: none;
}