/* 宣传站共享样式 —— 深色科技风，移动端优先（抖音/微信来的流量以手机为主）。
   零 CDN：不引用任何外部字体与图标库。 */

:root {
  --bg: #070b14;
  --bg-soft: #0b1220;
  --card: rgba(255, 255, 255, .035);
  --card-solid: #111a2b;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .16);
  --txt: #e8eefb;
  --dim: #8ea1bd;
  --dim-2: #64748b;
  --pri: #38bdf8;
  --pri-2: #6366f1;
  --ok: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --grad: linear-gradient(135deg, #38bdf8, #6366f1);
  --radius: 14px;
  --shadow: 0 18px 40px -24px rgba(0, 0, 0, .9);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--txt);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--pri); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -.01em; line-height: 1.3; }
p { margin: 0; }
img { max-width: 100%; }
code, pre, .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;
}

.wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 18px; }
.narrow { max-width: 760px; }
.section { padding: 46px 0; }
.section + .section { border-top: 1px solid var(--line); }
.center { text-align: center; }
.muted { color: var(--dim); }
.tiny { font-size: 12px; }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; } .mt24 { margin-top: 24px; }
.mb8 { margin-bottom: 8px; } .mb16 { margin-bottom: 16px; } .mb24 { margin-bottom: 24px; }
.hide { display: none !important; }

/* ---------------------------------------------------------------- 顶栏 */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(7, 11, 20, .82);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar-in {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 58px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  color: var(--txt);
  font-size: 15.5px;
  letter-spacing: -.02em;
  flex: 0 0 auto;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--grad);
  display: grid; place-items: center;
  font-size: 14px; font-weight: 800; color: #05101f;
  box-shadow: 0 6px 18px -8px rgba(56, 189, 248, .9);
}
.brand-name { white-space: nowrap; }
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 8px;
  flex: 1 1 auto;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar { display: none; }
.nav a {
  color: var(--dim);
  padding: 7px 11px;
  border-radius: 9px;
  font-size: 14px;
  white-space: nowrap;
  transition: .16s;
}
.nav a:hover { color: var(--txt); background: rgba(255, 255, 255, .05); text-decoration: none; }
.nav a.active { color: #06121f; background: var(--grad); font-weight: 700; }
.topbar-actions { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.menu-btn {
  display: none;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line);
  color: var(--txt);
  width: 36px; height: 34px;
  border-radius: 9px;
  font-size: 17px;
  cursor: pointer;
}
.who { font-size: 13px; color: var(--dim); max-width: 120px; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 860px) {
  .nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 58px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #0a1120;
    border-bottom: 1px solid var(--line);
    padding: 8px;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .nav a { padding: 11px 12px; font-size: 15px; }
  .menu-btn { display: block; }
  .topbar-in { position: relative; }
}

/* ---------------------------------------------------------------- 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, .05);
  color: var(--txt);
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: .16s;
  font-family: inherit;
  line-height: 1.2;
}
.btn:hover { background: rgba(255, 255, 255, .1); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn-primary {
  background: var(--grad);
  border-color: transparent;
  color: #05101f;
  font-weight: 800;
  box-shadow: 0 12px 28px -14px rgba(56, 189, 248, .95);
}
.btn-primary:hover { background: var(--grad); filter: brightness(1.08); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn-danger { color: #ffd9d9; border-color: rgba(248, 113, 113, .4); }
.btn-danger:hover { background: rgba(248, 113, 113, .14); }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------------------------------------------------------------- Hero */
.hero { position: relative; padding: 54px 0 42px; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  inset: -120px -20% auto;
  height: 560px;
  background:
    radial-gradient(620px 320px at 18% 26%, rgba(56, 189, 248, .17), transparent 68%),
    radial-gradient(520px 300px at 84% 4%, rgba(99, 102, 241, .2), transparent 70%);
  pointer-events: none;
}
.hero-in { position: relative; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--pri);
  border: 1px solid rgba(56, 189, 248, .3);
  background: rgba(56, 189, 248, .08);
  padding: 5px 12px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 3px rgba(52, 211, 153, .18); }
.hero h1 {
  font-size: clamp(25px, 6.4vw, 44px);
  letter-spacing: -.025em;
  margin-bottom: 14px;
}
.grad-txt {
  background: linear-gradient(100deg, #7dd3fc, #a5b4fc 60%, #f0abfc);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .lead { color: var(--dim); font-size: 15.5px; max-width: 660px; }
.hero .btn-row { margin-top: 24px; }

/* 创作者条：头像 + 抖音 / 哔哩哔哩 / 微信 宣传位（内容在后台「站点设置」维护） */
.creator-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.creator-avatar {
  width: 76px; height: 76px; border-radius: 50%;
  object-fit: cover; object-position: top;
  border: 2px solid rgba(56, 189, 248, .35);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, .08);
}
.creator-meta { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.creator-meta b { font-size: 15px; }
.creator-meta span { font-size: 12.5px; color: var(--dim); }
.creator-links { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.creator-link {
  display: inline-flex; align-items: center;
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--card);
  color: var(--txt); font-size: 13px; line-height: 1.4;
  text-decoration: none; cursor: pointer;
  transition: border-color .15s, background .15s;
}
a.creator-link:hover {
  border-color: rgba(56, 189, 248, .4); background: rgba(56, 189, 248, .06);
  text-decoration: none;
}
.creator-link.static { cursor: default; }
/* 三个宣传位用醒目色区分状态：待开通 = 琥珀虚线，微信 = 绿色实底（用户要求一眼能看出来） */
.creator-link.empty {
  color: #fbbf24; cursor: default;
  border: 1.5px dashed rgba(251, 191, 36, .6);
  background: rgba(251, 191, 36, .08);
  font-weight: 600;
}
.creator-link.wx {
  color: #34d399;
  border-color: rgba(52, 211, 153, .55);
  background: rgba(52, 211, 153, .12);
  font-weight: 600;
}
.creator-link.wx:hover {
  border-color: rgba(52, 211, 153, .85);
  background: rgba(52, 211, 153, .2);
}
a.creator-link,
.creator-link.static {
  color: var(--txt);
}
@media (max-width: 620px) {
  .creator-bar { flex-wrap: wrap; }
  .creator-links { margin-left: 0; width: 100%; }
}

/* ---------------------------------------------------------------- 卡片 */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.card-pad { padding: 22px; }
.card-title { font-size: 17px; margin-bottom: 6px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 760px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .section { padding: 62px 0; }
  .hero { padding: 76px 0 56px; }
}

.sec-head { margin-bottom: 26px; }
.sec-head h2 { font-size: clamp(20px, 4.6vw, 28px); }
.sec-head p { color: var(--dim); margin-top: 8px; max-width: 680px; }

/* 产品卡 */
.prod {
  position: relative;
  background: linear-gradient(180deg, rgba(56, 189, 248, .07), rgba(255, 255, 255, .02));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: .2s;
}
.prod:hover { border-color: rgba(56, 189, 248, .38); transform: translateY(-3px); }
.prod .p-icon, .p-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  font-size: 20px;
  background: rgba(56, 189, 248, .12);
  border: 1px solid rgba(56, 189, 248, .26);
}
.prod h3 { font-size: 19px; }
.prod .p-tag { color: var(--pri); font-size: 13px; font-weight: 600; }
.prod .p-desc { color: var(--dim); font-size: 14px; }
.prod ul { margin: 0; padding-left: 0; list-style: none; display: grid; gap: 7px; }
.prod li {
  font-size: 13.5px;
  color: #c8d6ea;
  padding-left: 20px;
  position: relative;
}
.prod li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ok);
  font-size: 12px;
  font-weight: 700;
}
.tags { display: flex; flex-wrap: wrap; gap: 7px; }

.plain-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.plain-list li { position: relative; padding-left: 20px; font-size: 14px; color: #c8d6ea; }
.plain-list li::before {
  content: "✓"; position: absolute; left: 0; color: var(--ok);
  font-size: 12px; font-weight: 700;
}
.tag {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 99px;
  border: 1px solid var(--line-2);
  color: var(--dim);
  background: rgba(255, 255, 255, .03);
}
.tag-pri { color: #bae6fd; border-color: rgba(56, 189, 248, .38); background: rgba(56, 189, 248, .1); }
.tag-ok { color: #bbf7d0; border-color: rgba(52, 211, 153, .34); background: rgba(52, 211, 153, .1); }
.tag-warn { color: #fde68a; border-color: rgba(251, 191, 36, .34); background: rgba(251, 191, 36, .1); }
.tag-bad { color: #fecaca; border-color: rgba(248, 113, 113, .34); background: rgba(248, 113, 113, .1); }

/* KPI */
.kpi {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.kpi .k-n { font-size: 26px; font-weight: 800; letter-spacing: -.03em; }
.kpi .k-l { font-size: 12.5px; color: var(--dim); margin-top: 2px; }
.kpi-bar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 22px; }
@media (min-width: 700px) { .kpi-bar { grid-template-columns: repeat(4, 1fr); } }

/* ---------------------------------------------------------------- 表单 */
.form-row { margin-bottom: 15px; }
.form-grid { display: grid; gap: 0 14px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .form-grid.two { grid-template-columns: 1fr 1fr; } }
label {
  display: block;
  font-size: 13.5px;
  color: #c3d2e8;
  margin-bottom: 6px;
  font-weight: 600;
}
label .req { color: var(--bad); margin-left: 3px; }
input[type=text], input[type=password], input[type=email], input[type=tel],
input[type=number], input[type=date], select, textarea {
  width: 100%;
  background: rgba(4, 8, 16, .62);
  border: 1px solid var(--line-2);
  border-radius: 10px;
  color: var(--txt);
  padding: 11px 13px;
  font-size: 15px;
  font-family: inherit;
  transition: .15s;
  -webkit-appearance: none;
  appearance: none;
}
select {
  background-image: linear-gradient(45deg, transparent 50%, var(--dim) 50%),
    linear-gradient(135deg, var(--dim) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}
textarea { min-height: 82px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: rgba(56, 189, 248, .7);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, .14);
}
input::placeholder, textarea::placeholder { color: #55637a; }
.form-hint { font-size: 12px; color: var(--dim-2); margin-top: 5px; }
.form-msg { font-size: 13.5px; margin-top: 10px; min-height: 20px; }
.form-msg.err { color: #fca5a5; }
.form-msg.ok { color: #86efac; }
.check { display: flex; align-items: flex-start; gap: 8px; font-size: 13.5px; color: var(--dim); }
.check input { width: auto; margin-top: 4px; }

/* ---------------------------------------------------------------- 表格 */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(255, 255, 255, .02); }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 560px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--dim); font-weight: 600; font-size: 12.5px; background: rgba(255, 255, 255, .03);
  white-space: nowrap; }
tbody tr:hover { background: rgba(56, 189, 248, .05); }
tbody tr:last-child td { border-bottom: 0; }
td.num { font-variant-numeric: tabular-nums; }
td.mono, th.mono { font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; }

/* ---------------------------------------------------------------- 列表条目 */
.list-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.list-item:last-child { border-bottom: 0; }
.li-main { flex: 1 1 auto; min-width: 0; }
.li-title { font-weight: 700; font-size: 15px; display: flex; align-items: center;
  gap: 8px; flex-wrap: wrap; }
.li-sub { color: var(--dim); font-size: 13px; margin-top: 3px; }
.li-meta { color: var(--dim-2); font-size: 12px; margin-top: 5px; display: flex;
  gap: 12px; flex-wrap: wrap; }
.li-actions { flex: 0 0 auto; display: flex; gap: 8px; align-items: center; }

/* 更新日志时间轴 */
.tl { position: relative; padding-left: 22px; }
.tl::before {
  content: ""; position: absolute; left: 5px; top: 8px; bottom: 8px;
  width: 2px; background: linear-gradient(180deg, rgba(56,189,248,.55), rgba(99,102,241,.06));
}
.tl-item { position: relative; padding: 0 0 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -21px; top: 7px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--pri); box-shadow: 0 0 0 4px rgba(56, 189, 248, .16);
}
.tl-item .tl-date { font-size: 12.5px; color: var(--dim-2); }
.tl-item h4 { font-size: 16px; margin: 3px 0 8px; display: flex; gap: 8px;
  align-items: center; flex-wrap: wrap; }
.tl-item ul { margin: 0; padding-left: 18px; color: #c8d6ea; font-size: 14px; }
.tl-item li { margin-bottom: 4px; }

/* ---------------------------------------------------------------- 提示 */
.toasts {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
  width: max-content;
  max-width: 92vw;
}
.toast {
  background: #16203a;
  border: 1px solid var(--line-2);
  color: var(--txt);
  padding: 11px 17px;
  border-radius: 11px;
  font-size: 14px;
  box-shadow: var(--shadow);
  animation: pop .22s ease-out;
  max-width: 92vw;
}
.toast.ok { border-color: rgba(52, 211, 153, .5); }
.toast.err { border-color: rgba(248, 113, 113, .5); }
@keyframes pop { from { opacity: 0; transform: translateY(10px); } }

.empty { text-align: center; padding: 44px 16px; color: var(--dim); }
.empty .e-ico { font-size: 30px; opacity: .5; margin-bottom: 10px; }

/* 弹层 */
.modal {
  position: fixed; inset: 0; z-index: 150;
  background: rgba(3, 6, 12, .74);
  display: grid; place-items: center;
  padding: 16px;
}
.modal-box {
  background: var(--card-solid);
  border: 1px solid var(--line-2);
  border-radius: 16px;
  width: 100%;
  max-width: 620px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 22px;
  box-shadow: var(--shadow);
}
.modal-box h3 { font-size: 18px; margin-bottom: 14px; }
.modal-close {
  float: right; background: none; border: 0; color: var(--dim);
  font-size: 22px; cursor: pointer; line-height: 1; padding: 0 4px;
}

/* 标签页 */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tab {
  padding: 7px 14px;
  border-radius: 99px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, .03);
  color: var(--dim);
  font-size: 13.5px;
  cursor: pointer;
  font-family: inherit;
  transition: .15s;
}
.tab:hover { color: var(--txt); }
.tab.active { background: var(--grad); color: #06121f; border-color: transparent; font-weight: 700; }

.bar {
  height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .07);
  overflow: hidden;
}
.bar > i { display: block; height: 100%; background: var(--grad); border-radius: 99px; }

.chart {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 132px;
  padding-top: 8px;
}
.chart .col { flex: 1 1 0; display: flex; flex-direction: column; justify-content: flex-end;
  align-items: center; gap: 3px; min-width: 0; }
.chart .col i {
  width: 100%; border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, #38bdf8, #4f46e5);
  min-height: 2px;
  transition: .3s;
}
.chart .col span { font-size: 9px; color: var(--dim-2); white-space: nowrap;
  transform: scale(.85); }

.note {
  border-left: 3px solid rgba(56, 189, 248, .6);
  background: rgba(56, 189, 248, .06);
  padding: 11px 14px;
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  color: #c3d2e8;
}
.note.warn { border-color: rgba(251, 191, 36, .7); background: rgba(251, 191, 36, .07); }

/* ---------------------------------------------------------------- 合作页（内容合并进一张卡） */
.coop-card { max-width: 860px; }
.coop-lead { font-size: 16px; color: #d7e3f5; }
.coop-split {
  display: grid; gap: 12px; margin-top: 18px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .coop-split { grid-template-columns: 1fr 1fr; } }
.coop-col {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, .02);
}
.coop-who {
  display: flex; align-items: center; gap: 8px;
  font-size: 14.5px; font-weight: 700; color: var(--pri);
  margin-bottom: 3px;
}
.coop-who i { font-style: normal; font-size: 17px; }
.coop-who.we { color: var(--ok); }
.coop-note {
  margin-top: 14px;
  border-left: 3px solid rgba(52, 211, 153, .65);
  background: rgba(52, 211, 153, .07);
  padding: 11px 14px;
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  color: #c3d2e8;
}
.coop-note b { color: var(--ok); }
.coop-note { font-weight: 500; }
.coop-div { border-top: 1px dashed var(--line-2); margin: 22px 0 18px; }
.coop-fit-title { font-size: 17px; }

/* ---------------------------------------------------------------- 页脚 */
.footer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding: 34px 0 26px;
  background: rgba(255, 255, 255, .015);
}
.footer-grid { display: grid; gap: 22px; grid-template-columns: 1fr; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer h4 { font-size: 14px; margin-bottom: 11px; }
.footer a { color: var(--dim); font-size: 13.5px; display: block; padding: 3px 0; }
.footer a:hover { color: var(--pri); }
.footer-bottom {
  margin-top: 26px; padding-top: 16px; border-top: 1px solid var(--line);
  color: var(--dim-2); font-size: 12.5px; display: flex; gap: 10px;
  justify-content: space-between; flex-wrap: wrap;
}
.contact-line { display: flex; align-items: center; gap: 8px; font-size: 14px;
  color: var(--txt); padding: 5px 0; }
.contact-line b { font-weight: 600; color: var(--dim); font-size: 13px;
  min-width: 62px; display: inline-block; }
.copy-btn {
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line-2);
  color: var(--dim);
  border-radius: 7px;
  font-size: 11.5px;
  padding: 2px 8px;
  cursor: pointer;
  font-family: inherit;
}
.copy-btn:hover { color: var(--txt); }

.breadcrumb { font-size: 12.5px; color: var(--dim-2); padding: 20px 0 0; }
.breadcrumb a { color: var(--dim); }
.page-head { padding: 26px 0 8px; }
.page-head h1 { font-size: clamp(22px, 5.2vw, 32px); }
.page-head p { color: var(--dim); margin-top: 8px; max-width: 700px; }

.pager { display: flex; gap: 8px; align-items: center; justify-content: center;
  margin-top: 18px; flex-wrap: wrap; }

.stat-line { display: flex; gap: 18px; flex-wrap: wrap; font-size: 12.5px;
  color: var(--dim-2); }
.stat-line b { color: var(--txt); font-weight: 700; }

@media (max-width: 640px) { .who { display: none; } }

/* ---------------------------------------------------------------- 套餐 / 收款 */
.plan {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
  cursor: pointer;
  transition: .18s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan:hover { border-color: rgba(56, 189, 248, .35); }
.plan.static { cursor: default; }
.plan.static:hover { border-color: var(--line); }
.plan.sel {
  border-color: rgba(56, 189, 248, .75);
  background: linear-gradient(180deg, rgba(56, 189, 248, .1), rgba(255, 255, 255, .02));
  box-shadow: 0 0 0 1px rgba(56, 189, 248, .35), 0 18px 40px -30px rgba(56, 189, 248, .9);
}
.plan h3 { font-size: 16.5px; }
.plan .pl-price {
  font-size: 30px; font-weight: 800; letter-spacing: -.03em; line-height: 1.1;
  display: flex; align-items: baseline; gap: 6px;
}
.plan .pl-price em { font-style: normal; font-size: 18px; }
.plan .pl-price small { font-size: 13px; color: var(--dim); font-weight: 500; }
.plan .plan-hi {
  position: absolute; top: -11px; right: 16px;
  font-size: 11.5px; padding: 3px 10px; border-radius: 99px;
  background: var(--grad); color: #06121f; font-weight: 800;
}
.plan .sel-flag {
  margin-top: auto; font-size: 13px; color: var(--dim);
  display: flex; align-items: center; gap: 7px;
}
.plan.sel .sel-flag { color: var(--pri); font-weight: 700; }
.plan .sel-flag i {
  width: 15px; height: 15px; border-radius: 50%;
  border: 1.5px solid var(--line-2); display: inline-block; flex: 0 0 auto;
}
.plan.sel .sel-flag i { border-color: var(--pri); background: var(--pri);
  box-shadow: inset 0 0 0 3px #0d1526; }

/* 打包套餐里的点数档位单选（50 / 100 / 200 / 300 …） */
.plan-opts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 14px;
}
.plan-opts .opt {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  padding: 9px 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--dim);
  transition: border-color .15s, background .15s;
}
.plan-opts .opt:hover { border-color: var(--line-2); }
.plan-opts .opt.on { border-color: rgba(56, 189, 248, .45); background: rgba(56, 189, 248, .07); }
.plan-opts .opt input { accent-color: var(--pri); margin: 0; }
.plan-opts .opt b { color: var(--txt); font-weight: 600; }

.qr-wrap { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .qr-wrap { grid-template-columns: 300px 1fr; } }
.qr-box { text-align: center; }
.qr-box img {
  width: 100%; max-width: 240px; aspect-ratio: 1 / 1; object-fit: contain;
  background: #fff; border-radius: 14px; padding: 10px; display: block; margin: 0 auto;
  border: 1px solid var(--line-2);
}
.qr-ph {
  width: 100%; max-width: 240px; aspect-ratio: 1 / 1; margin: 0 auto;
  border: 1px dashed var(--line-2); border-radius: 14px;
  display: grid; place-items: center; text-align: center;
  color: var(--dim-2); font-size: 13px; padding: 20px; line-height: 1.6;
}

.steps { display: grid; gap: 14px; counter-reset: st; }
.step { position: relative; padding-left: 38px; }
.step::before {
  counter-increment: st; content: counter(st);
  position: absolute; left: 0; top: 1px;
  width: 25px; height: 25px; border-radius: 50%;
  background: rgba(56, 189, 248, .14);
  border: 1px solid rgba(56, 189, 248, .42);
  color: var(--pri); display: grid; place-items: center;
  font-size: 12.5px; font-weight: 800;
}
.step .s-t { font-size: 14.5px; font-weight: 600; }

.banner {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 15px 17px; border-radius: 13px;
  border: 1px solid rgba(52, 211, 153, .35);
  background: rgba(52, 211, 153, .08);
}
.banner.warn { border-color: rgba(251, 191, 36, .38); background: rgba(251, 191, 36, .08); }
.banner .b-ico { font-size: 19px; line-height: 1.3; }
.banner .b-t { font-weight: 700; font-size: 14.5px; }
.banner .b-d { color: var(--dim); font-size: 13px; margin-top: 3px; }

.thumb {
  width: 74px; height: 74px; object-fit: cover; border-radius: 10px;
  border: 1px solid var(--line-2); background: #0b1220; cursor: zoom-in;
}
.dropbox {
  border: 1px dashed var(--line-2); border-radius: 12px; padding: 16px;
  text-align: center; color: var(--dim); font-size: 13.5px; cursor: pointer;
  transition: .15s;
}
.dropbox:hover { border-color: rgba(56, 189, 248, .5); color: var(--txt); }
.dropbox.has { border-style: solid; border-color: rgba(52, 211, 153, .5); color: #bbf7d0; }
.big-img { width: 100%; border-radius: 12px; border: 1px solid var(--line-2); background: #0b1220; }

/* ---------------------------------------------------------------- 关于作者 */
.author-grid { display: grid; gap: 22px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .author-grid { grid-template-columns: 312px 1fr; } }
.author-card {
  background: linear-gradient(180deg, rgba(56, 189, 248, .09), rgba(255, 255, 255, .02));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px 22px;
  text-align: center;
  height: max-content;
}
.avatar {
  width: 78px; height: 78px; border-radius: 24px;
  background: var(--grad);
  color: #06121f;
  font-size: 34px; font-weight: 800;
  display: grid; place-items: center;
  margin: 0 auto 14px;
  box-shadow: 0 14px 34px -16px rgba(56, 189, 248, .95);
}
.author-card h3 { font-size: 20px; }
.author-role { color: var(--pri); font-size: 13.5px; font-weight: 600; margin-top: 5px; }
.author-stats { display: grid; gap: 11px; margin-top: 20px; text-align: left; }
.author-stats .as { display: flex; align-items: baseline; gap: 10px; }
.author-stats .as b {
  font-size: 16.5px; font-weight: 800; color: var(--txt);
  min-width: 78px; letter-spacing: -.02em;
}
.author-stats .as span { font-size: 12.5px; color: var(--dim); }
.author-bio p { color: #c8d6ea; font-size: 14.5px; margin-bottom: 13px; }
.author-bio p:last-child { margin-bottom: 0; }
.author-bio p:first-child { font-size: 15.5px; color: var(--txt); font-weight: 500; }
.author-field {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.author-field h4 { font-size: 14.5px; color: var(--pri); margin-bottom: 6px; }