/* ===== 产品经理日常漫画 · 系列样式 =====
   依托站点令牌（--font-display / --font-num / --radius-*），全站黑白灰。
   漫画页本身就是主角：不加装饰框，只留一层细边与圆角，像一叠放在桌上的纸。 */

/* 隐藏态一律压过作者样式的 display */
[hidden] {
    display: none !important;
}

/* 让开固定导航 */
.kc-main {
    padding-top: 72px;
}

/* ===== 面包屑 ===== */
.kc-crumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #6b6b6b;
    margin-bottom: 40px;
}

.kc-crumb a {
    color: #6b6b6b;
}

.kc-crumb a:hover {
    color: #000;
}

/* ===== 列表页：头部 ===== */
.kc-hero {
    padding: 32px 0 48px;
}

.kc-eyebrow {
    font-family: var(--font-num);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: #6b6b6b;
    margin: 0 0 16px;
}

.kc-hero-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 0.02em;
    color: #000;
    margin: 0 0 16px;
}

.kc-hero-sub {
    font-size: 17px;
    line-height: 1.8;
    color: #4a4a4a;
    margin: 0 0 28px;
    max-width: 720px;
}

.kc-hero-sub strong {
    color: #000;
    font-weight: 600;
}

.kc-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    font-size: 14px;
    color: #6b6b6b;
}

.kc-hero-meta strong {
    font-family: var(--font-num);
    font-size: 20px;
    color: #000;
    margin-right: 4px;
}

/* ===== 列表页：封面卡片 ===== */
.kc-list {
    padding: 0 0 96px;
}

.kc-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px 28px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.kc-card {
    display: block;
}

.kc-card-cover {
    display: block;
    overflow: hidden;
    aspect-ratio: 2.35 / 1;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-md);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.kc-card-cover img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.kc-card:hover .kc-card-cover {
    transform: translateY(-4px);
    border-color: #000;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.kc-card-meta {
    display: block;
    font-family: var(--font-num);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: #9a9a9a;
    margin: 18px 0 10px;
}

.kc-card-title {
    font-family: var(--font-display);
    font-size: 21px;
    font-weight: 600;
    line-height: 1.45;
    letter-spacing: 0.02em;
    color: #000;
    margin: 0 0 8px;
}

.kc-card:hover .kc-card-title {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.kc-card-intro {
    font-size: 14px;
    line-height: 1.75;
    color: #6b6b6b;
    margin: 0;
}

/* ===== 详情页：版头 ===== */
.kc-issue {
    padding: 72px 0 96px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.kc-head {
    max-width: 820px;
    padding-bottom: 40px;
}

.kc-issue-no {
    font-family: var(--font-num);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: #9a9a9a;
    margin: 0 0 18px;
}

.kc-title {
    font-family: var(--font-display);
    font-size: clamp(30px, 4.4vw, 46px);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 0.02em;
    color: #000;
    margin: 0 0 16px;
}

.kc-intro {
    font-size: 17px;
    line-height: 1.8;
    color: #4a4a4a;
    margin: 0;
    padding-left: 18px;
    border-left: 2px solid rgba(0, 0, 0, 0.15);
}

/* 读取 / 失败提示 */
.kc-status {
    font-size: 15px;
    line-height: 1.9;
    color: #6b6b6b;
    margin: 0;
}

.kc-status code {
    font-family: var(--font-num);
    font-size: 13px;
    color: #000;
}

.kc-status a {
    color: #000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    padding-bottom: 1px;
}

.kc-status-error {
    color: #4a4a4a;
}

/* ===== 详情页：封面 / 六格 / 落款 ===== */
.kc-stage {
    max-width: 900px;
}

/* 手绘墨线框：内联 SVG 叠在图上，四条边各画一笔，粗细与起伏都不同，
   转角处故意画出头（手绘的典型特征）。边框由 SVG 负责，图片本身不再描边。 */
.kc-frame {
    position: relative;
    margin: 0;
}

.kc-frame img {
    display: block;
    width: 100%;
    height: auto;
    background: #fff;
}

.kc-ink {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: visible;
}

/* 封面：2.35:1 头图，与列表页同构 */
.kc-cover img {
    aspect-ratio: 2.35 / 1;
    object-fit: cover;
}

/* 六格：一格一张，按叙事顺序竖排 */
.kc-panels {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin: 32px 0;
}

.kc-panels figure {
    margin: 0;
}

.kc-panels img {
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

/* 落款：与正文同宽，翻到最后不跳比例 */
.kc-end {
    margin-top: 32px;
}

.kc-end img {
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

/* ===== 详情页：上一期 / 下一期 ===== */
.kc-nav {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    max-width: 820px;
    margin-top: 56px;
    padding-top: 28px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.kc-nav-back {
    font-size: 13px;
    color: #6b6b6b;
}

.kc-nav-back:hover {
    color: #000;
}

.kc-nav-next {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-left: auto;
    text-align: right;
}

.kc-nav-label {
    font-size: 13px;
    color: #6b6b6b;
}

.kc-nav-title {
    font-family: var(--font-display);
    font-size: clamp(18px, 2.4vw, 24px);
    font-weight: 600;
    line-height: 1.3;
    color: #000;
}

.kc-nav-next:hover .kc-nav-title {
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* ===== 响应式 ===== */
@media (max-width: 968px) {
    .kc-hero {
        padding: 24px 0 40px;
    }

    .kc-grid {
        gap: 32px 20px;
    }

    .kc-card-title {
        font-size: 19px;
    }
}

@media (max-width: 760px) {
    .kc-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .kc-card-title {
        font-size: 20px;
    }
}

@media (max-width: 600px) {
    .kc-hero-meta {
        gap: 10px 24px;
    }

    .kc-issue {
        padding: 48px 0 72px;
    }

    .kc-head {
        padding-bottom: 32px;
    }

    .kc-panels {
        gap: 16px;
        margin: 24px 0;
    }

    .kc-nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .kc-nav-next {
        margin-left: 0;
        text-align: left;
    }
}