/* ===== 连环画查看器 ===== */
.comic-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.92); z-index: 9999;
    display: none; flex-direction: column;
    animation: fadeIn 0.3s ease;
}
.comic-overlay.active { display: flex; }

.comic-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 16px; color: #fff; flex-shrink: 0;
}
.comic-header-title { font-size: 15px; font-weight: 600; }
.comic-header-close {
    width: 32px; height: 32px; border-radius: 50%;
    background: rgba(255,255,255,0.15); border: none;
    color: #fff; font-size: 18px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.comic-header-close:hover { background: rgba(255,255,255,0.25); }

.comic-progress {
    display: flex; gap: 6px; justify-content: center;
    padding: 0 16px 12px; flex-shrink: 0;
}
.comic-progress-dot {
    width: 24px; height: 4px; border-radius: 2px;
    background: rgba(255,255,255,0.25); transition: all 0.3s;
}
.comic-progress-dot.active { background: #6C5CE7; width: 32px; }

.comic-viewport {
    flex: 1; overflow: hidden; position: relative;
    display: flex; align-items: center; justify-content: center;
    padding: 0 16px;
}
.comic-slider {
    display: flex; transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    height: 100%; align-items: center;
}
.comic-panel {
    flex-shrink: 0; width: 100%; display: flex;
    flex-direction: column; align-items: center;
    padding: 0 8px; box-sizing: border-box;
}
.comic-panel-img-wrap {
    position: relative; width: 100%; max-width: 400px;
    aspect-ratio: 1; border-radius: 16px; overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.comic-panel-img {
    width: 100%; height: 100%; object-fit: cover;
    display: block;
}
/* 4格拼图：把2x2的图切成4个面板 */
.comic-panel-img-wrap.quad {
    aspect-ratio: 1;
}
.comic-panel-img-wrap.quad .comic-panel-img {
    object-fit: cover;
}
.comic-panel-img-wrap.quad.p1 .comic-panel-img { object-position: 0% 0%; }
.comic-panel-img-wrap.quad.p2 .comic-panel-img { object-position: 100% 0%; }
.comic-panel-img-wrap.quad.p3 .comic-panel-img { object-position: 0% 100%; }
.comic-panel-img-wrap.quad.p4 .comic-panel-img { object-position: 100% 100%; }

.comic-vocab-bar {
    width: 100%; max-width: 400px; margin-top: 16px;
    display: flex; flex-wrap: wrap; gap: 8px;
    justify-content: center;
}
.comic-vocab-tag {
    padding: 6px 14px; border-radius: 20px;
    background: rgba(255,255,255,0.12); color: #fff;
    font-size: 13px; cursor: pointer; transition: all 0.2s;
    border: 1px solid rgba(255,255,255,0.1);
}
.comic-vocab-tag:hover { background: rgba(108,92,231,0.4); border-color: #6C5CE7; }
.comic-vocab-tag .vv-word { font-weight: 600; }
.comic-vocab-tag .vv-phonetic { font-size: 11px; opacity: 0.7; margin-left: 4px; }
.comic-vocab-tag .vv-meaning { font-size: 11px; opacity: 0.8; margin-left: 6px; }

.comic-desc {
    width: 100%; max-width: 400px;
    margin-top: 12px; color: rgba(255,255,255,0.7);
    font-size: 13px; text-align: center; line-height: 1.6;
}

.comic-footer {
    padding: 16px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; gap: 12px;
}
.comic-nav-btn {
    width: 44px; height: 44px; border-radius: 50%;
    background: rgba(255,255,255,0.1); border: none;
    color: #fff; font-size: 20px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
}
.comic-nav-btn:hover { background: rgba(255,255,255,0.2); }
.comic-nav-btn:disabled { opacity: 0.3; cursor: default; }

.comic-cta-btn {
    flex: 1; max-width: 260px; height: 48px;
    border-radius: 24px; border: none;
    background: linear-gradient(135deg, #6C5CE7, #a29bfe);
    color: #fff; font-size: 15px; font-weight: 600;
    cursor: pointer; transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(108,92,231,0.4);
}
.comic-cta-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(108,92,231,0.5); }
.comic-cta-btn:active { transform: translateY(0); }

/* 首页连环画卡片 */
.comic-card {
    position: relative; border-radius: 16px; overflow: hidden;
    cursor: pointer; transition: all 0.3s;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    aspect-ratio: 0.75;
}
.comic-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.comic-card:active { transform: translateY(-1px); }
.comic-card-img {
    width: 100%; height: 100%; object-fit: cover;
}
.comic-card-label {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 32px 14px 14px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: #fff;
}
.comic-card-label .ccl-skill {
    font-size: 10px; background: rgba(108,92,231,0.8);
    padding: 2px 8px; border-radius: 10px; display: inline-block;
    margin-bottom: 4px;
}
.comic-card-label .ccl-title {
    font-size: 14px; font-weight: 600;
}
.comic-card-label .ccl-sub {
    font-size: 11px; opacity: 0.8; margin-top: 2px;
}

/* 词汇详情弹窗 */
.comic-vocab-popup {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(30,30,40,0.95); border-radius: 16px;
    padding: 20px; z-index: 10001; min-width: 260px;
    color: #fff; display: none;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.comic-vocab-popup.active { display: block; }
.comic-vocab-popup .cvp-word { font-size: 22px; font-weight: 700; color: #a29bfe; }
.comic-vocab-popup .cvp-phonetic { font-size: 13px; opacity: 0.7; margin-top: 2px; }
.comic-vocab-popup .cvp-meaning { font-size: 15px; margin-top: 8px; line-height: 1.5; }
.comic-vocab-popup .cvp-example { font-size: 12px; opacity: 0.7; margin-top: 8px; font-style: italic; line-height: 1.5; }
.comic-vocab-popup .cvp-close {
    position: absolute; top: 8px; right: 12px;
    background: none; border: none; color: #fff; font-size: 18px;
    cursor: pointer; opacity: 0.5;
}
.comic-vocab-popup .cvp-close:hover { opacity: 1; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }