hunli/vite-tailwindcss/src/components/themes/SectionHeading.vue

<template>
  <div class="sh" :class="`sh-${kind}`">
    <span v-if="indexText" class="sh-index">{{ indexText }}</span>
    <span v-if="kicker" class="sh-kicker">{{ kicker }}</span>
    <i class="sh-rule sh-rule-top" aria-hidden="true"></i>
    <span class="sh-title">{{ title }}</span>
    <i class="sh-rule sh-rule-bottom" aria-hidden="true"></i>
    <span v-if="note" class="sh-note">{{ note }}</span>
  </div>
</template>

<script setup>
/**
 * 完整模板（layout 主题）的统一章节头。
 * 结构固定，观感按 html[data-theme]（magazine/newspaper/pixel/zen）差异化：
 * - magazine  左对齐编号大字
 * - newspaper 居中栏目头，双细线夹标题
 * - pixel     像素方框标题
 * - zen       小字 + 细线 + 大留白
 * pack 主题不使用本组件（各区块保留原有专属设计）。
 */
import { computed } from 'vue'

const props = defineProps({
  title: { type: String, default: '' },
  kicker: { type: String, default: '' },
  note: { type: String, default: '' },
  /** 章节序号（杂志风显示为 01/02…） */
  index: { type: Number, default: 0 },
  /** 当前主题 key（用于组件内微调，可不传） */
  kind: { type: String, default: 'layout' },
})

const indexText = computed(() => (props.index > 0 ? String(props.index).padStart(2, '0') : ''))
</script>

<style scoped>
.sh {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  margin-bottom: 22px;
}
.sh-index {
  display: none;
  font-family: var(--font-display);
  font-style: italic;
  line-height: 1;
  color: rgba(var(--c-primary-rgb), 0.34);
}
.sh-kicker {
  font-family: var(--t-font-kicker);
  font-size: 11px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.sh-title {
  font-family: var(--t-font-title);
  font-size: 24px;
  letter-spacing: 0.16em;
  color: var(--c-ink);
  line-height: 1.3;
}
.sh-note {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  max-width: 300px;
  line-height: 1.9;
  white-space: pre-wrap;
}
.sh-rule {
  display: none;
  pointer-events: none;
}

/* —— 新中式：宋体 + 端部朱砂方点 + 细黛线 —— */
html[data-theme='guofeng-new'] .sh-kicker {
  font-family: var(--font-kai);
  letter-spacing: 0.44em;
}
html[data-theme='guofeng-new'] .sh-title {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.3em;
  text-indent: 0.3em;
}
html[data-theme='guofeng-new'] .sh-rule-bottom {
  display: block;
  width: 8px;
  height: 8px;
  background: #b5493f;
  border-radius: 1px;
  margin-top: 2px;
}

/* —— 老中式：楷体横批 + 金线双边 —— */
html[data-theme='guofeng-old'] .sh-kicker {
  font-family: var(--font-kai);
  letter-spacing: 0.4em;
  color: var(--c-line);
}
html[data-theme='guofeng-old'] .sh-title {
  font-family: var(--font-kai);
  font-weight: 700;
  letter-spacing: 0.4em;
  text-indent: 0.4em;
  color: var(--c-primary);
}
html[data-theme='guofeng-old'] .sh-rule {
  display: block;
  width: min(220px, 62%);
  height: 5px;
  border-top: 1px solid rgba(var(--c-line-rgb), 0.85);
  border-bottom: 1px solid rgba(var(--c-line-rgb), 0.45);
}

/* —— 杂志封面：左对齐、超大编号、大写大字距 —— */
html[data-theme='magazine'] .sh {
  align-items: flex-start;
  text-align: left;
  padding-left: 2px;
  gap: 2px;
}
html[data-theme='magazine'] .sh-index {
  display: block;
  font-size: 52px;
  margin-bottom: 2px;
}
html[data-theme='magazine'] .sh-kicker {
  font-size: 10px;
  letter-spacing: 0.5em;
  color: var(--c-primary);
}
html[data-theme='magazine'] .sh-title {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
html[data-theme='magazine'] .sh-rule-top {
  display: block;
  order: -1;
  width: 44px;
  height: 3px;
  background: var(--c-ink);
  margin-bottom: 8px;
}
html[data-theme='magazine'] .sh-note {
  text-align: left;
}

/* —— 日报编辑：居中栏目头，双细线夹标题 —— */
html[data-theme='newspaper'] .sh {
  gap: 8px;
}
html[data-theme='newspaper'] .sh-kicker {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.44em;
}
html[data-theme='newspaper'] .sh-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 25px;
  letter-spacing: 0.22em;
}
html[data-theme='newspaper'] .sh-rule {
  display: block;
  width: min(240px, 68%);
  height: 3px;
  border-top: 1px solid var(--c-ink);
  border-bottom: 1px solid var(--c-ink);
}
html[data-theme='newspaper'] .sh-note {
  font-family: var(--font-serif);
  font-style: italic;
}

/* —— 复古像素：像素方框标题 —— */
html[data-theme='pixel'] .sh-kicker {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--c-line);
}
html[data-theme='pixel'] .sh-title {
  font-size: 19px;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  color: var(--c-primary);
  border: 3px solid var(--c-primary);
  box-shadow: 4px 4px 0 rgba(var(--c-line-rgb), 0.55);
  image-rendering: pixelated;
}
html[data-theme='pixel'] .sh-note {
  font-size: 10px;
}

/* —— 极简主义：小字 + 一条细线 + 大留白 —— */
html[data-theme='zen'] .sh {
  gap: 12px;
  margin-bottom: 34px;
}
html[data-theme='zen'] .sh-kicker {
  font-size: 9px;
  letter-spacing: 0.6em;
}
html[data-theme='zen'] .sh-title {
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.5em;
  text-indent: 0.5em;
}
html[data-theme='zen'] .sh-rule-bottom {
  display: block;
  width: 1px;
  height: 26px;
  background: rgba(var(--c-line-rgb), 0.6);
}
</style>