/**
 * 漫画阅读器样式 v2 - 柔和少女漫风格
 * 设计: 暖灰/粉调阅读背景, 居中条漫流, 浮动毛玻璃工具栏
 */

/* 阅读器专属背景 (覆盖 body) */
body.reader-body {
    background: #F2EBEE;
    min-width: auto;
}
body.reader-body::before { display: none; }

/* ----- 顶部工具栏 ----- */
.reader-topbar {
    position: sticky; top: 0;
    background: rgba(255,255,255,0.85);
    border-bottom: 1px solid rgba(251,100,173,0.10);
    z-index: 50;
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    box-shadow: 0 2px 14px rgba(251,100,173,0.06);
}
/* 顶部底部细粉色装饰线 */
.reader-topbar::after {
    content: '';
    position: absolute;
    bottom: -1px; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(251,100,173,0.35) 30%, rgba(251,100,173,0.35) 70%, transparent);
}
.reader-topbar-inner {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 18px;
    height: 56px;
    display: flex; align-items: center; gap: 16px;
}
.rt-back {
    color: var(--text-sub);
    font-size: 14px;
    flex-shrink: 0;
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px 6px 10px;
    border-radius: var(--radius-pill);
    transition: all .2s;
    background: transparent;
}
.rt-back:hover {
    color: var(--primary);
    background: var(--primary-softer);
}
.rt-back i { font-size: 18px; }

.rt-title {
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    text-align: center;
    font-size: 15px;
}
.rt-comic-title { color: var(--text-main); font-weight: 600; }
.rt-chapter-title { color: var(--text-tip); margin-left: 8px; font-size: 13px; font-weight: normal; }
.rt-chapter-title::before {
    content: '·';
    margin-right: 8px;
    color: var(--primary);
}

.rt-right { flex-shrink: 0; }

/* ----- 阅读内容 ----- */
.reader-content {
    max-width: 860px;
    margin: 24px auto;
    min-height: 400px;
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(0,0,0,0.06);
}
.reader-loading {
    text-align: center;
    padding: 100px 20px;
    color: var(--text-tip);
}
.reader-loading .loading {
    width: 36px; height: 36px;
    border-width: 3px;
}
.reader-loading p { margin-top: 16px; font-size: 14px; }

.page-item {
    background: #fff;
    margin: 0;
    text-align: center;
    overflow: hidden;
    position: relative;
}
.page-item img {
    display: block;
    width: 100%;
    height: auto;
}
/* 页码角标 */
.page-item .page-num {
    position: absolute;
    bottom: 10px; right: 10px;
    background: rgba(42,35,51,0.55);
    color: #fff;
    font-size: 11px;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity .25s;
    pointer-events: none;
}
.page-item:hover .page-num { opacity: 1; }

.page-placeholder {
    padding: 120px 20px;
    background: linear-gradient(180deg, #FFFCFE, var(--primary-softer));
    color: var(--text-tip);
    text-align: center;
}
.page-placeholder i {
    font-size: 44px;
    display: block;
    margin-bottom: 14px;
    color: var(--sakura);
}
.page-placeholder p { margin: 0; font-size: 14px; }

/* 锁定页占位（VIP 专享条纹） */
.page-locked .page-placeholder {
    background:
        repeating-linear-gradient(
            45deg,
            #FFF5FA,
            #FFF5FA 16px,
            #FFE6F1 16px,
            #FFE6F1 32px
        );
    color: var(--primary);
    position: relative;
}
.page-locked .page-placeholder i {
    color: var(--vip);
    font-size: 48px;
}
.page-locked .page-placeholder p {
    color: var(--primary-dark);
    font-weight: 500;
    margin-top: 4px;
}

/* ----- 底部翻页 ----- */
.reader-bottombar {
    position: sticky; bottom: 0;
    background: rgba(255,255,255,0.85);
    border-top: 1px solid rgba(251,100,173,0.10);
    box-shadow: 0 -2px 14px rgba(251,100,173,0.06);
    z-index: 50;
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
}
.reader-bottombar::before {
    content: '';
    position: absolute;
    top: -1px; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(251,100,173,0.35) 30%, rgba(251,100,173,0.35) 70%, transparent);
}
.reader-bottombar-inner {
    max-width: 860px;
    margin: 0 auto;
    padding: 14px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}
.bb-btn {
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    background: #fff;
    color: var(--text-main);
    font-size: 14px;
    flex: 1;
    text-align: center;
    transition: all .25s cubic-bezier(.4,.0,.2,1);
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}
.bb-btn:hover:not(.disabled) {
    background: var(--primary-grad);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 16px rgba(251,100,173,0.30);
    transform: translateY(-2px);
}
.bb-btn.disabled {
    color: #C9BFD1;
    background: #FAF6F9;
    cursor: not-allowed;
    box-shadow: none;
}
.bb-btn i { font-size: 14px; }

/* 中间"目录"按钮特殊化 */
.bb-btn[href*="/comic/"] {
    flex: 0 0 130px;
    background: var(--primary-softer);
    color: var(--primary);
}
.bb-btn[href*="/comic/"]:hover {
    background: var(--primary-grad);
    color: #fff;
}

/* ----- VIP锁定层 ----- */
.reader-lock {
    position: fixed; inset: 0;
    background: rgba(42,35,51,0.45);
    z-index: 100;
    display: flex; justify-content: center; align-items: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    animation: lockFadeIn .3s ease;
}
@keyframes lockFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.lock-box {
    background: #fff;
    padding: 44px 40px 36px;
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 420px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    animation: lockBoxIn .4s cubic-bezier(.4,.0,.2,1);
}
@keyframes lockBoxIn {
    from { opacity: 0; transform: scale(.92) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}
/* 顶部金色装饰条 */
.lock-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 6px;
    background: var(--vip-grad);
}
/* 背景装饰光晕 */
.lock-box::after {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 180px; height: 180px;
    background: radial-gradient(circle, rgba(255,184,71,0.18), transparent 65%);
    pointer-events: none;
}
.lock-box > * { position: relative; z-index: 1; }

.lock-icon {
    font-size: 0;  /* 重置原 font-size */
    margin-bottom: 18px;
}
.lock-icon i {
    display: inline-flex;
    align-items: center; justify-content: center;
    width: 80px; height: 80px;
    font-size: 36px;
    color: #fff;
    background: var(--vip-grad);
    border-radius: 50%;
    box-shadow:
        0 10px 28px rgba(255,140,64,0.40),
        inset 0 -3px 0 rgba(0,0,0,0.10);
    animation: lockPulse 2s ease-in-out infinite;
}
@keyframes lockPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.lock-box h3 {
    margin-bottom: 10px;
    font-size: 22px;
    color: var(--text-main);
    font-weight: 700;
}
.lock-box p {
    margin: 0 0 26px;
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.7;
}
.lock-box .btn-vip {
    padding: 13px 40px;
    font-size: 15px;
    min-width: 220px;
}
.lock-box .text-tip {
    font-size: 13px;
    transition: color .2s;
}
.lock-box .text-tip:hover { color: var(--primary); }

/* ============================================================
 * PDF 章节阅读器
 * ============================================================ */
.pdf-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 22px;
    background: linear-gradient(135deg, #FFFBEF, #fff);
    border-bottom: 1px solid var(--border-light);
}
.pdf-info {
    font-size: 14px;
    color: var(--text-main);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.pdf-info i {
    color: var(--vip);
    font-size: 22px;
}
.pdf-size {
    color: var(--text-tip);
    font-size: 12px;
    background: var(--primary-softer);
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    margin-left: 4px;
}
.pdf-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: var(--vip-grad);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255,140,64,0.30);
    transition: all .2s;
}
.pdf-download-btn:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(255,140,64,0.40);
    filter: brightness(1.05);
}

/* 操作按钮组 */
.pdf-actions {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.pdf-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    background: #fff;
    color: var(--text-sub);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 500;
    transition: all .2s;
}
.pdf-action-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-softer);
}
.pdf-frame-wrap {
    background: #2A2333;
    /* 浏览器窗口高度减去顶部网站header(64) + reader-topbar(56) + pdf-toolbar(~52) + 一点底部余量 */
    height: calc(100vh - 240px);
    min-height: 500px;
    position: relative;
}
.pdf-frame {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
    background: #2A2333;
}

/* PDF 加载骨架屏 (iframe load 之前显示) */
.pdf-loading {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #FFFCFE 0%, #FFF1F8 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 5;
    padding: 24px;
    text-align: center;
    transition: opacity .3s;
}
.pdf-loading.pdf-loading-fadeout {
    opacity: 0;
    pointer-events: none;
}
.pdf-loading-spinner {
    width: 56px;
    height: 56px;
    border: 4px solid var(--primary-softer);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin .8s linear infinite;
    margin-bottom: 22px;
    box-shadow: 0 8px 24px rgba(251,100,173,0.20);
}
.pdf-loading-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}
.pdf-loading-dots::after {
    content: '';
    display: inline-block;
    width: 18px;
    text-align: left;
    animation: loadingDots 1.4s steps(4, end) infinite;
}
@keyframes loadingDots {
    0%   { content: ''; }
    25%  { content: '.'; }
    50%  { content: '..'; }
    75%, 100% { content: '...'; }
}
.pdf-loading-tip {
    font-size: 13px;
    color: var(--text-tip);
    margin-bottom: 18px;
}
.pdf-loading-fallback {
    font-size: 13px;
    color: var(--text-sub);
    padding: 12px 20px;
    background: rgba(251,100,173,0.06);
    border-radius: var(--radius-pill);
    border: 1px dashed rgba(251,100,173,0.20);
}
.pdf-loading-fallback a {
    color: var(--primary);
    font-weight: 600;
    margin: 0 2px;
}
.pdf-loading-fallback a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}
.pdf-tip {
    text-align: center;
    padding: 14px 20px;
    color: var(--text-sub);
    font-size: 13px;
    background: #FFFCFE;
    border-top: 1px solid var(--border-light);
}
.pdf-tip i { color: var(--primary); margin-right: 4px; }
/* 非 VIP 时显示的 PDF 锁定卡(在 reader-content 内部) */
.pdf-locked-card {
    text-align: center;
    padding: 70px 30px 60px;
    background:
        repeating-linear-gradient(
            45deg,
            #FFF5FA, #FFF5FA 16px,
            #FFE6F1 16px, #FFE6F1 32px
        );
}
.pdf-locked-icon {
    margin-bottom: 18px;
}
.pdf-locked-icon i {
    display: inline-flex;
    align-items: center; justify-content: center;
    width: 80px; height: 80px;
    font-size: 36px;
    color: #fff;
    background: var(--vip-grad);
    border-radius: 50%;
    box-shadow:
        0 10px 28px rgba(255,140,64,0.40),
        inset 0 -3px 0 rgba(0,0,0,0.10);
    animation: lockPulse 2s ease-in-out infinite;
}
.pdf-locked-card h3 {
    font-size: 22px;
    color: var(--text-main);
    margin-bottom: 10px;
    font-weight: 700;
}
.pdf-locked-card p {
    color: var(--text-sub);
    font-size: 14px;
    margin: 0;
}