/* ==================== Variables ==================== */
:root {
    /* Reference artwork — daylight: sky blue, cyan and pink */
    --miku: #2bbdce;
    --primary: #2f6fbe;
    --primary-dark: #22599b;
    --secondary: #d957a0;
    --accent: #2f6fbe;
    --success: #168f9c;
    --danger: #cf3f63;
    --warning: #e7a52a;
    --info: #318fc7;
    --bg: #eef6fd;
    --white: #fff;
    --dark: #173c6b;
    --gray: #607894;
    --gray-light: #d7e7f6;
    --card-bg: #fff;
    --input-bg: #fff;
    --reader-bg: #dceafa;
    --reader-bar: rgba(30, 79, 139, .96);
    --shadow: 0 3px 14px rgba(35, 91, 156, .11);
    --shadow-lg: 0 10px 32px rgba(35, 91, 156, .19);
    --radius: 12px;
    --radius-sm: 7px;
}

/* ==================== Login Page ==================== */
.login-body {
    background: #2f6fbe;
    background-image: none;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-form {
    background: #f8fbff;
    padding: 40px;
    border-radius: 16px;
    border: 1px solid #b9d8f2;
    box-shadow: 0 20px 60px rgba(16, 54, 105, .34);
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}
.login-logo i {
    font-size: 3rem;
    color: #2bbdce;
}

.login-field {
    margin-bottom: 20px;
}
.login-field input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #bdd8ef;
    background: #eef7ff;
    color: #173c6b;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    outline: none;
    transition: border-color .2s;
}
.login-field input:focus {
    border-color: #d957a0;
    box-shadow: 0 0 0 3px rgba(217, 87, 160, .12);
}

.login-form .btn-block {
    margin-top: 10px;
}

.login-form .btn-primary {
    background: #216fbe;
    color: #fff;
}

.login-form .btn-primary:hover {
    background: #185a9f;
    color: #fff;
}

/* ==================== Admin Console ==================== */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.admin-header h1 {
    font-size: 1.5rem;
}

.admin-section {
    background: var(--card-bg);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.admin-section h2 {
    font-size: 1.2rem;
    margin-bottom: 16px;
    color: var(--dark);
}
.admin-section h2 i {
    color: var(--primary);
    margin-right: 8px;
}

.admin-form .form-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.admin-form .form-row input,
.admin-form .form-row select {
    padding: 10px 14px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: .95rem;
    outline: none;
}
.admin-form .form-row input:focus {
    border-color: var(--primary);
}

.user-table {
    overflow-x: auto;
}
.user-table table {
    width: 100%;
    border-collapse: collapse;
}
.user-table th,
.user-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-light);
}
.user-table th {
    background: var(--bg);
    font-weight: 600;
    color: var(--gray);
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 500;
}
.badge-admin {
    background: #ffe0e0;
    color: #a00;
}
.badge-user {
    background: #e0f0ff;
    color: #0066cc;
}
.badge-view {
    background: #e0f0ff;
    color: #0066cc;
}
.badge-read {
    background: #e0ffe0;
    color: #006600;
}
.badge-download {
    background: #fff0e0;
    color: #cc6600;
}

.action-btns {
    display: flex;
    gap: 8px;
    align-items: center;
}
.inline-form {
    display: inline-flex;
    gap: 6px;
    align-items: center;
}
.inline-form input {
    padding: 6px 10px;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: .85rem;
    width: 120px;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}
.btn-danger:hover {
    background: #c82333;
    color: #fff;
}

/* User filter */
.user-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg);
    color: var(--gray);
    border-radius: 20px;
    font-size: .9rem;
    transition: all .2s;
    text-decoration: none;
}
.filter-tag:hover {
    background: var(--gray-light);
    color: var(--dark);
}
.filter-tag.active {
    background: var(--primary);
    color: #fff;
}
.filter-tag i {
    font-size: .8rem;
}

/* Cache management */
.cache-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.cache-stats p {
    color: var(--gray);
}
.title-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==================== Reset ==================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color .25s ease, color .25s ease;
}

a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 16px; width: 100%; }
main.container { flex: 1; padding: 24px 16px; }

/* ==================== Navbar ==================== */
.navbar {
    background: var(--accent);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
    border-bottom: 2px solid rgba(43, 189, 206, .7);
}

.nav-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 56px;
}

.logo {
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    white-space: nowrap;
}
.logo i { margin-right: 6px; }

.nav-links { display: flex; gap: 4px; }
.nav-links a {
    color: rgba(255,255,255,.85);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: .9rem;
    transition: background .2s;
}
.nav-links a:hover, .nav-links a.active {
    background: rgba(255,255,255,.2);
    color: #fff;
}

.nav-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-admin-btn {
    color: rgba(255,255,255,.85);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all .2s;
    font-size: 1rem;
}
.nav-admin-btn:hover {
    background: rgba(255,255,255,.2);
    color: #fff;
}

.nav-logout {
    color: rgba(255,255,255,.85);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all .2s;
    font-size: 1rem;
}
.nav-logout:hover {
    background: rgba(255,255,255,.2);
    color: #fff;
}

.nav-search {
    display: flex;
    margin-left: auto;
    gap: 0;
}
.nav-search input {
    padding: 8px 14px;
    border: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    width: 220px;
    font-size: .9rem;
    outline: none;
}
.nav-search button {
    padding: 8px 16px;
    border: none;
    background: rgba(255,255,255,.25);
    color: #fff;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    cursor: pointer;
    transition: background .2s;
}
.nav-search button:hover { background: rgba(255,255,255,.4); }

/* ==================== Alerts ==================== */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: .9rem;
}
.alert-error { background: #ffe0e0; color: #a00; }
.alert-warning { background: #fff3cd; color: #856404; }
.alert-success { background: #d4edda; color: #155724; }
.alert-close { background: none; border: none; font-size: 1.3rem; cursor: pointer; color: inherit; }

/* ==================== Hero ==================== */
.hero {
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius);
    padding: 48px 32px;
    text-align: center;
    margin-bottom: 24px;
}
.hero h1 { font-size: 2rem; margin-bottom: 6px; }
.hero p { opacity: .9; margin-bottom: 24px; }
.hero-form { max-width: 560px; margin: 0 auto 20px; }
.hero-input-row {
    display: flex;
    gap: 0;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.hero-input-row input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    font-size: 1rem;
    outline: none;
    color: var(--dark);
}
.hero-input-row select {
    border: none;
    background: var(--bg);
    padding: 0 12px;
    font-size: .9rem;
    cursor: pointer;
    outline: none;
    border-left: 1px solid var(--gray-light);
}
.hero-input-row button {
    padding: 12px 24px;
    background: var(--primary);
    color: #fff;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: background .2s;
}
.hero-input-row button:hover { background: var(--primary-dark); }

.hero-links { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.hero-links a {
    color: #fff;
    padding: 6px 18px;
    background: rgba(255,255,255,.2);
    border-radius: 20px;
    font-size: .85rem;
}
.hero-links a:hover { background: rgba(255,255,255,.35); color: #fff; }

/* ==================== Hero Simple (Homepage) ==================== */
.hero-simple {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70vh;
}
.hero-form-simple {
    width: 100%;
    max-width: 640px;
    padding: 0 16px;
}
.hero-input-simple {
    display: flex;
    background: var(--card-bg);
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.hero-input-simple input {
    flex: 1;
    padding: 18px 24px;
    border: none;
    font-size: 1.1rem;
    outline: none;
    color: var(--dark);
    background: transparent;
}
.hero-input-simple button {
    padding: 18px 32px;
    background: var(--primary);
    color: #fff;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background .2s;
}
.hero-input-simple button:hover { background: var(--primary-dark); }

/* ==================== Quick ID ==================== */
.quick-id {
    background: var(--card-bg);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.quick-id h2 { font-size: 1.1rem; margin-bottom: 12px; }
.quick-id h2 i { color: var(--warning); }
.id-row { display: flex; gap: 8px; }
.id-row input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    outline: none;
    transition: border .2s;
}
.id-row input:focus { border-color: var(--primary); }
.id-row button {
    padding: 12px 24px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    cursor: pointer;
}
.id-row button:hover { background: var(--primary-dark); }

/* ==================== Features Grid ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.feature {
    background: var(--card-bg);
    padding: 24px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform .2s;
}
.feature:hover { transform: translateY(-3px); }
.feature i { font-size: 2rem; color: var(--primary); margin-bottom: 10px; }
.feature h3 { font-size: 1rem; margin-bottom: 6px; }
.feature p { color: var(--gray); font-size: .85rem; }

/* ==================== Page Header ==================== */
.page-header { margin-bottom: 20px; }
.page-header h1 { font-size: 1.5rem; }
.page-header h1 i { color: var(--primary); margin-right: 8px; }

/* ==================== Search Form ==================== */
.search-form { margin-bottom: 24px; }
.search-row {
    display: flex;
    gap: 0;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.search-row input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    font-size: 1rem;
    outline: none;
}
.search-row select {
    border: none;
    background: var(--bg);
    padding: 0 12px;
    font-size: .9rem;
    cursor: pointer;
    outline: none;
    border-left: 1px solid var(--gray-light);
}
.search-row button {
    padding: 12px 20px;
    background: var(--primary);
    color: #fff;
    border: none;
    cursor: pointer;
}

/* ==================== Comic Grid ==================== */
.comic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.comic-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform .2s, box-shadow .2s;
    color: inherit;
    border: 1px solid rgba(47, 111, 190, .10);
}
.comic-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    color: inherit;
}
.comic-thumb {
    position: relative;
    padding-top: 140%;
    background: var(--gray-light);
    overflow: hidden;
}
.comic-thumb img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s;
}
.comic-card:hover .comic-thumb img { transform: scale(1.05); }
.rank-num {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--primary);
    color: #fff;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 700;
    z-index: 1;
}
.badge-cached {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--success);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .7rem;
    z-index: 1;
}
.comic-meta {
    padding: 10px 12px;
}
.comic-meta h3 {
    font-size: .85rem;
    line-height: 1.3;
    height: 2.6em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-bottom: 4px;
}
.comic-id {
    font-size: .75rem;
    color: var(--gray);
}
.comic-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
}
.tag {
    display: inline-block;
    padding: 2px 8px;
    background: var(--bg);
    color: var(--gray);
    border-radius: 12px;
    font-size: .7rem;
}

/* ==================== Pagination ==================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}
.pg-btn {
    padding: 8px 20px;
    background: var(--card-bg);
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all .2s;
}
.pg-btn:hover { background: var(--primary); color: #fff; }
.pg-info { color: var(--gray); font-weight: 500; }

/* ==================== Rank Tabs ==================== */
.rank-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.tab {
    padding: 10px 22px;
    background: var(--card-bg);
    color: var(--gray);
    border-radius: var(--radius-sm);
    font-weight: 500;
    box-shadow: var(--shadow);
    transition: all .2s;
}
.tab:hover { background: var(--gray-light); color: var(--dark); }
.tab.active { background: var(--primary); color: #fff; }

/* ==================== Detail Page ==================== */
.detail-header {
    display: flex;
    gap: 28px;
    background: var(--card-bg);
    padding: 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid rgba(47, 111, 190, .10);
}
.detail-cover {
    flex-shrink: 0;
    width: 260px;
}
.detail-cover img {
    width: 100%;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}
.detail-info { flex: 1; min-width: 0; }
.detail-info h1 {
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 12px;
}
.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: .9rem;
    color: var(--gray);
    margin-bottom: 10px;
}
.detail-meta i { color: var(--primary); margin-right: 4px; }
.detail-stats {
    display: flex;
    gap: 20px;
    font-size: .9rem;
    margin-bottom: 10px;
}
.detail-stats i { color: var(--primary); margin-right: 4px; }
.detail-stats .fa-heart { color: var(--secondary); }
.detail-dates {
    display: flex;
    gap: 20px;
    font-size: .8rem;
    color: var(--gray);
    margin-bottom: 16px;
}

/* Action panel - vertical layout */
.action-panel-vertical {
    border-top: 1px solid var(--gray-light);
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}
.download-section {
    width: 100%;
}
.download-section .progress-bar {
    height: 20px;
    background: var(--gray-light);
    border-radius: 10px;
    overflow: hidden;
    margin-top: 10px;
}
.download-section .progress-fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.3s;
    border-radius: 10px;
}
.download-section .progress-msg {
    color: var(--gray);
    font-size: .85rem;
    margin-top: 6px;
    text-align: center;
}

/* Action panel */
.action-panel {
    border-top: 1px solid var(--gray-light);
    padding-top: 16px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    flex-wrap: wrap;
}
.action-buttons {
    flex-shrink: 0;
}
.download-panel {
    flex: 1;
    min-width: 200px;
}
.action-group { margin-bottom: 12px; }
.action-group h4 { font-size: .9rem; color: var(--gray); margin-bottom: 8px; }
.not-cached-msg { color: var(--gray); font-size: .9rem; margin-bottom: 10px; }

.dl-options { display: flex; flex-direction: column; gap: 8px; }
.dl-row { display: flex; gap: 12px; align-items: center; }
.dl-radio {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: .9rem;
}
.dl-radio input { cursor: pointer; }
.dl-password-input {
    padding: 8px 12px;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: .85rem;
    width: 100%;
    max-width: 200px;
    outline: none;
    background: var(--input-bg);
    color: var(--dark);
}
.dl-password-input:focus { border-color: var(--primary); }

/* Detail sections */
.detail-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 16px;
    border: 1px solid rgba(47, 111, 190, .10);
}
.detail-section h2 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gray-light);
}
.detail-section h2 i { color: var(--primary); margin-right: 8px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-list .tag { padding: 4px 14px; font-size: .8rem; }
.desc-text { color: var(--gray); line-height: 1.8; }

/* Comments */
.comment-list { display: flex; flex-direction: column; gap: 12px; }
.comment-item {
    padding: 12px 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
}
.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: .85rem;
}
.comment-header strong { color: var(--primary); }
.comment-body { font-size: .9rem; margin-bottom: 6px; line-height: 1.5; word-break: break-word; }
.comment-footer { font-size: .8rem; color: var(--gray); }
.text-muted { color: var(--gray); }

/* Chapter list */
.chapter-list { display: flex; flex-direction: column; gap: 8px; }
.chapter-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    transition: background .15s;
}
.chapter-row:hover { background: var(--gray-light); }
.chapter-info { display: flex; align-items: center; gap: 10px; }
.chapter-num {
    font-weight: 700;
    color: var(--primary);
    font-size: .85rem;
    min-width: 50px;
}
.chapter-title { font-size: .9rem; }
.chapter-actions { display: flex; gap: 6px; }

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: .9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all .2s;
    text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { opacity: .9; color: #fff; }
.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-outline-light {
    background: transparent;
    color: rgba(255,255,255,.8);
    border: 1px solid rgba(255,255,255,.4);
}
.btn-outline-light:hover { background: rgba(255,255,255,.15); color: #fff; }
.btn-lg { padding: 12px 28px; font-size: 1rem; }
.btn-sm { padding: 6px 14px; font-size: .8rem; }
.text-muted { color: var(--gray); font-size: .85rem; }

/* Progress bar */
.progress-bar {
    background: var(--gray-light);
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
    margin: 10px 0 4px;
}
.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 10px;
    transition: width .3s;
    width: 0;
}
.progress-msg { font-size: .85rem; color: var(--gray); }

/* ==================== Reader ==================== */
.reader-bar {
    background: var(--reader-bar);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    position: sticky;
    top: 56px;
    z-index: 50;
    flex-wrap: wrap;
}
.reader-back {
    color: rgba(255,255,255,.8);
    font-size: .9rem;
}
.reader-back:hover { color: #fff; }
.reader-title {
    color: #fff;
    font-size: .9rem;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.reader-nav {
    display: flex;
    gap: 8px;
    align-items: center;
}
.reader-nav select {
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    border: none;
    font-size: .85rem;
    background: rgba(255,255,255,.15);
    color: #fff;
    outline: none;
    cursor: pointer;
}
.reader-nav select option { color: var(--dark); background: #fff; }

.reader-images {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.reader-page {
    position: relative;
    width: 100%;
    max-width: 900px;
}
.reader-page img {
    width: 100%;
    display: block;
}
.page-num {
    position: absolute;
    bottom: 8px;
    right: 12px;
    background: rgba(0,0,0,.6);
    color: #fff;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: .75rem;
}

.reader-bottom {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    max-width: 900px;
    margin: 0 auto;
}

/* ==================== Reader Progress ==================== */
.reader-progress {
    max-width: 900px;
    margin: 20px auto;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
    text-align: center;
}
.reader-progress .progress-bar {
    height: 20px;
    background: rgba(255,255,255,0.2);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}
.reader-progress .progress-fill {
    height: 100%;
    background: var(--accent);
    transition: width 0.3s;
    border-radius: 10px;
}
.reader-progress .progress-msg {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
}

/* ==================== Empty / Error ==================== */
.empty {
    text-align: center;
    padding: 60px 20px;
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.empty i { font-size: 3rem; color: var(--gray-light); margin-bottom: 16px; }
.empty h2 { margin-bottom: 8px; }
.empty p { color: var(--gray); }

.error-page {
    text-align: center;
    padding: 80px 20px;
}
.error-icon {
    width: 100px;
    height: 100px;
    background: #ffe0e0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.error-icon i { font-size: 3rem; color: var(--danger); }
.error-page h1 { margin-bottom: 10px; }
.error-page p { color: var(--gray); margin-bottom: 24px; }

/* ==================== Footer ==================== */
.footer {
    background: var(--gray-light);
    color: var(--gray);
    padding: 16px 0;
    margin-top: auto;
    font-size: .85rem;
    text-align: center;
}
.footer a { color: var(--primary); }

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
    .container { padding: 0 12px; }
    main.container { padding: 16px 12px; }

    /* Navbar - keep left/right alignment */
    .nav-inner {
        flex-wrap: nowrap;
        height: auto;
        padding: 8px 0;
        gap: 8px;
        justify-content: space-between;
    }
    .nav-links {
        display: flex;
        gap: 4px;
        flex-shrink: 0;
    }
    .nav-links a {
        padding: 6px 10px;
        font-size: .85rem;
    }
    .nav-right {
        display: flex;
        gap: 6px;
        flex-shrink: 0;
        margin-left: auto;
    }

    .hero { padding: 24px 16px; }
    .hero h1 { font-size: 1.5rem; }

    /* Search - one row with compact dropdown */
    .hero-input-row {
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: stretch;
    }
    .hero-input-row input {
        flex: 1;
        min-width: 0;
        padding: 10px 12px;
        font-size: .9rem;
    }
    .hero-input-row select {
        border-left: 1px solid var(--gray-light);
        border-top: none;
        padding: 0 6px;
        font-size: .8rem;
        width: auto;
        min-width: 50px;
    }
    .hero-input-row button {
        padding: 10px 14px;
        font-size: .9rem;
        white-space: nowrap;
    }

    .hero-simple { min-height: 50vh; }
    .hero-input-simple { border-radius: var(--radius); width: 95%; }
    .hero-input-simple input { padding: 14px 16px; font-size: 1rem; }
    .hero-input-simple button { padding: 14px 20px; }

    .detail-header { flex-direction: column; }
    .detail-cover { width: 100%; max-width: 280px; margin: 0 auto; }
    .detail-info { width: 100%; }
    .detail-meta { flex-wrap: wrap; gap: 8px; }
    .detail-meta span { font-size: .9rem; }
    .detail-stats { flex-wrap: wrap; gap: 12px; }
    .detail-dates { flex-direction: column; gap: 4px; }

    .action-panel-vertical { width: 100%; }
    .action-panel-vertical .btn { width: 100%; text-align: center; }
    .download-section { width: 100%; }
    .dl-options { width: 100%; }
    .dl-row { width: 100%; }
    .dl-password-input { max-width: 100%; width: 100%; }

    .comic-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
    .comic-card { width: 100%; }

    .chapter-row { flex-direction: column; align-items: flex-start; gap: 6px; }
    .chapter-actions { width: 100%; display: flex; gap: 6px; flex-wrap: wrap; }
    .chapter-actions .btn { flex: 1; min-width: 60px; text-align: center; font-size: .8rem; padding: 6px 8px; }

    /* Reader - compact title bar */
    .reader-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 10px 12px;
    }
    .reader-title-row {
        display: flex;
        align-items: flex-start;
        width: 100%;
        gap: 8px;
    }
    .reader-title {
        flex: 1;
        min-width: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: .9rem;
        line-height: 1.4;
    }
    .reader-title.expanded {
        white-space: normal;
        overflow: visible;
    }
    .reader-title-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        background: rgba(255,255,255,.15);
        border-radius: 4px;
        cursor: pointer;
        flex-shrink: 0;
        color: rgba(255,255,255,.8);
        font-size: .8rem;
    }
    .reader-title-toggle:active {
        background: rgba(255,255,255,.3);
    }
    .reader-nav { width: 100%; flex-wrap: wrap; gap: 6px; }
    .reader-nav select { width: 100%; font-size: .9rem; }
    .reader-page img { width: 100%; }

    .search-row { flex-direction: row; flex-wrap: nowrap; }
    .search-row input { flex: 1; min-width: 0; }
    .search-row select { border-left: 1px solid var(--gray-light); border-top: none; min-width: 50px; }
    .search-row button { padding: 10px 14px; }

    /* Admin mobile styles */
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .admin-header > div {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        width: 100%;
    }
    .admin-header > div .btn {
        flex: 1;
        min-width: 0;
        text-align: center;
        font-size: .85rem;
        padding: 8px 12px;
    }

    .admin-section { padding: 16px; overflow: hidden; }

    .admin-form .form-row {
        flex-direction: column;
    }
    .admin-form .form-row input,
    .admin-form .form-row select {
        width: 100%;
    }
    .admin-form .form-row .btn {
        width: 100%;
    }

    /* User table - card layout on mobile */
    .user-table { overflow-x: visible; }
    .user-table table,
    .user-table thead,
    .user-table tbody,
    .user-table th,
    .user-table td,
    .user-table tr {
        display: block;
        width: 100%;
    }
    .user-table thead {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    .user-table tr {
        border: 1px solid var(--gray-light);
        border-radius: var(--radius);
        margin-bottom: 12px;
        padding: 12px;
        background: var(--bg);
    }
    .user-table td {
        border: none;
        position: relative;
        padding: 6px 0 6px 50%;
        text-align: right;
        word-break: break-word;
    }
    .user-table td::before {
        content: attr(data-label);
        position: absolute;
        left: 0;
        width: 45%;
        padding-right: 10px;
        font-weight: 600;
        text-align: left;
        color: var(--gray);
        font-size: .85rem;
    }
    .user-table td:last-child {
        padding-left: 0;
        text-align: left;
        border-top: 1px solid var(--gray-light);
        margin-top: 8px;
        padding-top: 12px;
    }
    .user-table td:last-child::before {
        display: none;
    }

    .action-btns {
        flex-direction: column;
        gap: 8px;
        width: 100%;
    }
    .action-btns .inline-form {
        width: 100%;
        display: flex;
        gap: 8px;
    }
    .action-btns .inline-form input {
        flex: 1;
        min-width: 0;
    }

    /* User filter mobile */
    .user-filter {
        gap: 6px;
        flex-wrap: wrap;
    }
    .filter-tag {
        font-size: .8rem;
        padding: 4px 10px;
    }

    /* Detail sections */
    .detail-section { padding: 16px; }

    /* Rank tabs */
    .rank-tabs { flex-wrap: wrap; }
    .rank-tabs .tab { flex: 1; min-width: 0; text-align: center; font-size: .9rem; }

    /* Pagination */
    .pagination { flex-wrap: wrap; justify-content: center; }

    /* Reader bottom */
    .reader-bottom { padding: 12px; gap: 10px; }
    .reader-bottom .btn { font-size: .85rem; padding: 8px 12px; }
}

/* ==================== Dark Mode ==================== */
[data-theme="dark"] {
    /* Reference artwork — night: deep cobalt, bright cyan and pink */
    --miku: #55d6e5;
    --primary: #66b7f2;
    --primary-dark: #96d5ff;
    --secondary: #f06db3;
    --accent: #1d5fa8;
    --success: #3cc5d0;
    --danger: #ff6f8e;
    --warning: #f2bc52;
    --info: #60c9e2;
    --bg: #081b33;
    --white: #102a4b;
    --dark: #e9f5ff;
    --gray: #a6bdd6;
    --gray-light: #1c3a5c;
    --card-bg: #102a4b;
    --input-bg: #132f50;
    --reader-bg: #061326;
    --reader-bar: rgba(13, 49, 89, .96);
    --shadow: 0 3px 14px rgba(0,0,0,.34);
    --shadow-lg: 0 10px 34px rgba(0,0,0,.5);
}

[data-theme="dark"] body {
    background: var(--bg);
    color: var(--dark);
}

[data-theme="dark"] .navbar {
    background: #1f62a9;
}

[data-theme="dark"] a { color: var(--primary); }
[data-theme="dark"] a:hover { color: var(--primary-dark); }

[data-theme="dark"] .hero-input-simple {
    background: var(--card-bg);
}

[data-theme="dark"] .hero-input-simple input {
    color: var(--dark);
}

[data-theme="dark"] .comic-card { background: var(--card-bg); }
[data-theme="dark"] .comic-title { color: var(--dark); }

[data-theme="dark"] .tag {
    background: var(--gray-light);
    color: var(--gray);
}

[data-theme="dark"] .detail-section { background: var(--card-bg); }
[data-theme="dark"] .chapter-row { background: #17395d; }

[data-theme="dark"] .btn-outline,
[data-theme="dark"] .btn-sm.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
}

[data-theme="dark"] .dl-radio { color: var(--dark); }

[data-theme="dark"] .dl-password-input {
    background: var(--input-bg);
    border-color: #3c6590;
    color: var(--dark);
}

[data-theme="dark"] .action-panel-vertical { border-top-color: var(--gray-light); }
[data-theme="dark"] .download-section .progress-bar { background: var(--gray-light); }

[data-theme="dark"] .search-row { background: var(--card-bg); }
[data-theme="dark"] .search-row input { color: var(--dark); background: var(--card-bg); }
[data-theme="dark"] .rank-tabs .tab { background: var(--card-bg); color: var(--gray); }
[data-theme="dark"] .rank-tabs .tab.active { background: var(--primary); color: #041819; }

[data-theme="dark"] .reader-bar { background: var(--reader-bar); }
[data-theme="dark"] .reader-page img { background: var(--card-bg); }

[data-theme="dark"] .progress-bar { background: var(--gray-light); }
[data-theme="dark"] .progress-fill { background: var(--accent); }

[data-theme="dark"] .alert { background: var(--card-bg); }
[data-theme="dark"] .alert-error { background: #3b1d29; color: #ff91aa; }
[data-theme="dark"] .alert-warning { background: #3b321b; color: #f5c866; }
[data-theme="dark"] .alert-success { background: #133b51; color: #70dbe8; }

[data-theme="dark"] .footer { background: #041225; }

/* Dark mode - Login & Admin */
[data-theme="dark"] .login-form { background: var(--card-bg); }
[data-theme="dark"] .login-field input { background: var(--input-bg); color: var(--dark); border-color: #3c6590; }
[data-theme="dark"] .admin-section { background: var(--card-bg); }
[data-theme="dark"] .user-table th { background: var(--gray-light); color: var(--dark); }
[data-theme="dark"] .inline-form input { background: var(--input-bg); color: var(--dark); border-color: #3c6590; }
[data-theme="dark"] .admin-form .form-row input,
[data-theme="dark"] .admin-form .form-row select { background: var(--input-bg); color: var(--dark); border-color: #3c6590; }

[data-theme="dark"] .btn-primary,
[data-theme="dark"] .btn-success,
[data-theme="dark"] .tab.active,
[data-theme="dark"] .pg-btn:hover,
[data-theme="dark"] .btn-outline:hover,
[data-theme="dark"] .hero-input-row button,
[data-theme="dark"] .hero-input-simple button,
[data-theme="dark"] .id-row button,
[data-theme="dark"] .search-row button,
[data-theme="dark"] .rank-num,
[data-theme="dark"] .badge-cached {
    color: #061326;
}

/* Theme toggle button */
.theme-toggle {
    background: rgba(255,255,255,.2);
    border: none;
    color: #fff;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    transition: background .2s;
}
.theme-toggle:hover { background: rgba(255,255,255,.3); }

/* Reader images - fit to screen */
.reader-page img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}