/**
 * AKSRT Main v5 — 博客/个人站完整前端
 */

/* 防止 hero 等使用 100vw / full-bleed 时产生横向滚动条 */
html,
body {
  overflow-x: clip;
}

@supports not (overflow-x: clip) {
  html,
  body {
    overflow-x: hidden;
  }
}

/* ========== 阅读进度条（单篇文章顶 fixed）========== */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  z-index: 9999;
  pointer-events: none;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transition: width 0.1s ease-out;
}

/* 折叠 body 内注入的 BOM / 空白文本节点，防止产生多余行高间距 */
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-ink-2);
  background-color: var(--surface-page);
}

/* zibll compat: global link composite transition */
a[href] {
  transition: color 0.2s, background 0.3s, opacity 0.3s, box-shadow 0.3s, transform 0.3s;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 1100;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ========== 站点外壳 ========== */
.site-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

.site-main {
  flex: 1;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 24px;
  }
}

@media (min-width: 1200px) {
  .container {
    padding: 0 32px;
  }
}

/* ========== 通用空状态 ========== */
.no-results {
  padding: 48px 20px;
  text-align: center;
  color: var(--color-ink-3);
}