/* 馍范 · 网页版文章 —— 版式照微信公众号文章：客户在微信里最熟悉、也最信任这种样子 */
:root {
  --green: #07c160;
  --link: #576b95;
  --text: rgba(0, 0, 0, .9);
  --sub: rgba(0, 0, 0, .55);
  --faint: rgba(0, 0, 0, .3);
  --line: rgba(0, 0, 0, .07);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: #fff; color: var(--text);
  font: 17px/1.75 -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif;
}
button { font: inherit; cursor: pointer; }
#app { max-width: 677px; margin: 0 auto; }

/* ── 正文 ── */
.doc { padding: 22px 16px 0; }
.title { margin: 0 0 14px; font-size: 22px; line-height: 1.4; font-weight: 600; letter-spacing: .02em; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-bottom: 22px; font-size: 15px; color: var(--faint); }
.meta .acc { color: var(--link); }
.cover { display: block; width: 100%; margin: 0 0 20px; border-radius: 4px; }
.body { letter-spacing: .034em; overflow-wrap: anywhere; }
.body p { margin: 0 0 1.1em; }
.body h2 { margin: 1.6em 0 .8em; font-size: 19px; line-height: 1.5; }
.body h3 { margin: 1.4em 0 .7em; font-size: 17px; line-height: 1.5; }
.body img { display: block; max-width: 100%; height: auto; margin: 12px auto; border-radius: 4px; }
.body blockquote { margin: 0 0 1.1em; padding: 2px 0 2px 14px; border-left: 3px solid #dbdbdb; color: var(--sub); font-size: 16px; }
.body ul, .body ol { margin: 0 0 1.1em; padding-left: 1.4em; }
.body hr { margin: 24px 0; border: 0; border-top: 1px solid #ececec; }

/* ── 未授权：只露开头，底部渐隐（预览超过三行才加，只有一两行时渐隐会把整段盖淡）── */
.body.is-locked { position: relative; overflow: hidden; }
/* 未授权时压一压首屏：封面别占满一屏，正文高度由 JS 按屏幕算（见 app.js 的 fitLock） */
body.locked .cover { max-height: 30vh; object-fit: cover; }
body.locked .doc { padding-top: 16px; }
.body.is-locked.fade::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2.6em;
  background: linear-gradient(rgba(255, 255, 255, 0), #fff); pointer-events: none;
}
.lock { padding: 2px 0 30px; text-align: center; }
.lock-more { margin: 2px 0 10px; font-size: 14px; color: var(--faint); }
/* 字数 / 预计时间 / 多少人读过 —— 真实数字，给「值不值得点」一个依据 */
.lock-stats { margin: 0 0 16px; font-size: 14px; color: var(--sub); }
.lock-stats b { color: var(--green); font-weight: 600; }
.lock-tip { margin: 12px 0 0; font-size: 12px; color: var(--faint); }

.btn-main {
  display: block; width: 100%; padding: 14px 0; border: 0; border-radius: 8px;
  background: var(--green); color: #fff; font-size: 17px; font-weight: 600;
}
.btn-main:active { opacity: .85; }
.btn-main[disabled] { background: #cad5cf; }
.btn-main.sm { display: inline-block; width: auto; padding: 8px 24px; border-radius: 18px; font-size: 15px; }

/* ── 全文后：点赞、留资、留言 ── */
.bar { display: flex; justify-content: flex-end; padding: 6px 16px 20px; }
.like { display: inline-flex; align-items: center; gap: 5px; padding: 6px 2px; border: 0; background: none; color: var(--sub); font-size: 14px; }
.like svg { width: 18px; height: 18px; }
.like.on { color: var(--link); }

.lead { margin: 0 16px 26px; padding: 18px 16px; border: 1px solid #f0e6d6; border-radius: 8px; background: #faf6ef; }
.lead-t { font-size: 17px; font-weight: 600; color: #4a3b2f; }
.lead-s { margin: 4px 0 14px; font-size: 14px; line-height: 1.6; color: #9b8a76; }

.cmt { padding: 18px 16px 6px; border-top: 8px solid #f7f7f7; }
.cmt-h { margin-bottom: 14px; font-size: 15px; font-weight: 600; }
.cmt-h span { font-weight: 400; color: var(--faint); }
.cmt-in { display: flex; align-items: flex-end; gap: 10px; margin-bottom: 16px; }
.cmt-in textarea {
  flex: 1; min-height: 40px; max-height: 120px; padding: 9px 12px; border: 0; border-radius: 6px;
  background: #f5f5f5; color: var(--text); font: inherit; font-size: 16px; line-height: 1.4; resize: none;
}
.cmt-in button { flex: none; padding: 9px 0; border: 0; background: none; color: var(--green); font-size: 15px; font-weight: 600; }
.cmt-in button:disabled { color: var(--faint); }
.ava {
  display: flex; align-items: center; justify-content: center; flex: none;
  width: 36px; height: 36px; border-radius: 4px; object-fit: cover;
  background: #e8dfcc; color: #7a6335; font-size: 15px;
}
.cmt-item { display: flex; gap: 10px; padding: 12px 0; }
.cmt-item + .cmt-item { border-top: 1px solid var(--line); }
.cmt-c { flex: 1; min-width: 0; }
.cmt-name { font-size: 14px; color: var(--sub); }
.cmt-body { margin: 3px 0 4px; font-size: 16px; line-height: 1.6; white-space: pre-wrap; overflow-wrap: anywhere; }
.cmt-time { font-size: 12px; color: var(--faint); }
.cmt-empty { padding: 10px 0 20px; font-size: 14px; color: var(--faint); text-align: center; }

.foot { padding: 26px 0 calc(28px + env(safe-area-inset-bottom)); font-size: 12px; color: var(--faint); text-align: center; }

/* ── 留资表单（底部弹层）── */
.sheet-mask { position: fixed; inset: 0; z-index: 50; display: flex; align-items: flex-end; background: rgba(0, 0, 0, .45); }
.sheet {
  width: 100%; max-width: 677px; margin: 0 auto; padding: 18px 20px calc(20px + env(safe-area-inset-bottom));
  border-radius: 12px 12px 0 0; background: #fff;
}
.sheet-h { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; font-size: 17px; font-weight: 600; }
.sheet-x { padding: 0 4px; border: 0; background: none; color: var(--faint); font-size: 26px; line-height: 1; }
.sheet label { display: block; margin-bottom: 12px; font-size: 14px; color: var(--sub); }
.sheet input, .sheet textarea {
  display: block; width: 100%; margin-top: 6px; padding: 10px 12px; border: 1px solid #e5e5e5; border-radius: 6px;
  color: var(--text); font: inherit; font-size: 16px; /* ≥16px：iOS 聚焦时不自动放大页面 */
}
.sheet input:focus, .sheet textarea:focus { outline: none; border-color: var(--green); }
.sheet-tip { margin: 10px 0 0; font-size: 12px; color: var(--faint); text-align: center; }

/* ── 杂项 ── */
#toast {
  position: fixed; top: 42%; left: 50%; z-index: 99; max-width: 76vw; padding: 10px 16px; border-radius: 8px;
  background: rgba(0, 0, 0, .78); color: #fff; font-size: 15px; line-height: 1.5; text-align: center;
  transform: translate(-50%, -50%);
}
.msg { padding: 120px 24px; font-size: 15px; color: var(--sub); text-align: center; }
.skel { padding: 22px 16px; }
.skel i {
  display: block; height: 16px; margin-bottom: 14px; border-radius: 4px;
  background: linear-gradient(90deg, #f2f2f2 25%, #e8e8e8 37%, #f2f2f2 63%); background-size: 400% 100%;
  animation: sk 1.4s ease infinite;
}
.skel i:first-child { width: 80%; height: 26px; margin-bottom: 22px; }
.skel i:last-child { width: 60%; }
@keyframes sk { from { background-position: 100% 50%; } to { background-position: 0 50%; } }

/* 员工自己点开客户链接时的提示条 */
.staff-tip { padding: 10px 16px; background: #fff6e5; color: #8a5a00; font-size: 13px; }
.staff-tip a { margin-left: 6px; color: var(--link); }