/* site-chrome.css — 作品集全站共用的导航 / 交互层样式
   设计语言与两页设计稿一致：暖米纸底 + 白色大圆角卡片 + 浪绿/电镀金点缀 */

:root {
  --gq-primary: var(--gaoqiao-primary, #177a55);
  --gq-primary-fg: var(--gaoqiao-primary-foreground, #fdfbf6);
  --gq-ink: var(--gaoqiao-foreground, #1e2b24);
  --gq-muted: var(--gaoqiao-muted, #efe7d6);
  --gq-muted-fg: var(--gaoqiao-muted-foreground, #65726a);
  --gq-border: var(--gaoqiao-border, #e2d9c4);
  --gq-card: var(--gaoqiao-card, #ffffff);
  --gq-gold: #c9a24b;
}

/* ---------- 阅读进度条 ---------- */
.gq-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 60;
  background: linear-gradient(90deg, var(--gq-primary), var(--gq-gold));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.1s linear;
  pointer-events: none;
}

/* ---------- 返回作品集 ---------- */
.gq-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  padding: 7px 14px 7px 10px;
  border-radius: 9999px;
  border: 1px solid var(--gq-border);
  background-color: var(--gq-card);
  color: var(--gq-muted-fg);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s, background-color 0.2s, transform 0.2s;
}
.gq-back svg { width: 15px; height: 15px; }
.gq-back:hover {
  color: var(--gq-primary-fg);
  background-color: var(--gq-primary);
  border-color: var(--gq-primary);
  transform: translateX(-2px);
}

/* ---------- 章节快导（横向滚动 chip 条） ---------- */
.gq-jumper {
  width: 100%;
  max-width: 1180px;
  margin: 18px auto 0;
  padding: 0 20px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.gq-jumper::-webkit-scrollbar { display: none; }
.gq-jump {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 9999px;
  border: 1px solid var(--gq-border);
  background-color: var(--gq-card);
  color: var(--gq-muted-fg);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
}
.gq-jump:hover { color: var(--gq-ink); border-color: var(--gq-primary); }
.gq-jump[data-active="true"] {
  background-color: var(--gq-primary);
  border-color: var(--gq-primary);
  color: var(--gq-primary-fg);
}

/* ---------- 上一篇 / 下一篇 ---------- */
.gq-pn {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
  max-width: 1180px;
  margin: 34px auto 0;
  padding: 0 20px;
}
.gq-pn-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
  border-radius: var(--gaoqiao-radius-md, 18px);
  border: 1px solid var(--gq-border);
  background-color: var(--gq-card);
  text-decoration: none;
  color: var(--gq-ink);
  box-shadow: var(--gaoqiao-shadow-sm, 0 1px 2px rgba(30, 43, 36, 0.06));
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.gq-pn-card:hover {
  transform: translateY(-3px);
  border-color: var(--gq-primary);
  box-shadow: var(--gaoqiao-shadow-lg, 0 6px 16px rgba(30, 43, 36, 0.1));
}
.gq-pn-card--next { text-align: right; align-items: flex-end; }
.gq-pn-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gq-muted-fg);
  text-transform: uppercase;
}
.gq-pn-name { font-family: var(--gaoqiao-font-round, inherit); font-size: 17px; }
.gq-pn-card--disabled { opacity: 0.5; pointer-events: none; }

/* ---------- 返回顶部 ---------- */
.gq-top {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 50;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  border: 1px solid var(--gq-border);
  background-color: var(--gq-card);
  color: var(--gq-primary);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  box-shadow: var(--gaoqiao-shadow-md, 0 2px 6px rgba(30, 43, 36, 0.08));
  transition: opacity 0.3s, transform 0.3s, background-color 0.2s, color 0.2s;
}
.gq-top[data-show="true"] { opacity: 1; transform: none; pointer-events: auto; }
.gq-top:hover { background-color: var(--gq-primary); color: var(--gq-primary-fg); }
.gq-top svg { width: 20px; height: 20px; }

/* ---------- 滚动揭示（仅当 site-chrome.js 就绪时生效，脚本失效也不会隐藏内容） ---------- */
html[data-reveal-ready] [data-reveal]:not(.gq-shown) {
  opacity: 0;
  transform: translateY(18px);
}
[data-reveal] {
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* ---------- 图片查看（点击放大） ---------- */
.gq-lens { cursor: zoom-in; }
.gq-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(30, 43, 36, 0.72);
  backdrop-filter: blur(3px);
}
.gq-lightbox[data-open="true"] { display: flex; }
.gq-lightbox-inner {
  max-width: 900px;
  width: 100%;
  border-radius: var(--gaoqiao-radius-lg, 28px);
  background: #f7f2e4;
  padding: 12px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.gq-lightbox-inner img { width: 100%; height: auto; display: block; border-radius: 16px; }
.gq-lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border-radius: 9999px;
  border: 1px solid rgba(253, 251, 246, 0.4);
  background: rgba(253, 251, 246, 0.14);
  color: #fdfbf6;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.gq-lightbox-cap {
  margin-top: 8px;
  text-align: center;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: rgba(253, 251, 246, 0.8);
}

@media (max-width: 720px) {
  .gq-pn { grid-template-columns: minmax(0, 1fr); }
  .gq-pn-card--next { text-align: left; align-items: flex-start; }
  .gq-jumper { margin-top: 14px; padding: 0 16px; }
  .gq-pn { padding: 0 16px; }
  .gq-top { right: 14px; bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html[data-reveal-ready] [data-reveal]:not(.gq-shown) { opacity: 1; transform: none; }
  [data-reveal] { transition: none; }
  .gq-progress { transition: none; }
  .gq-pn-card:hover, .gq-back:hover { transform: none; }
}

/* ---------- 页面容器内联变体（详情页 .board 已有内边距时复用） ---------- */
.gq-jumper--inline,
.gq-pn--inline {
  max-width: none;
  width: 100%;
  padding-inline: 0;
  margin-inline: 0;
}
.gq-jumper--inline { margin-top: 0; }
.gq-pn--inline { margin-top: 0; }
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

@media (max-width: 560px) {
  .gq-back span { display: none; }
  .gq-back { padding: 7px 9px; }
}