/* ==========================================================================
   LineRole · 官网视觉（夜色 + 暖光）
   ---------------------------------------------------------------------------
   只在 <body class="site-dark"> 下生效，app.html / admin.html 复用 style.css
   不受影响。所有选择器都带 .site-dark 前缀，避免污染另外两端。
   ========================================================================== */

.site-dark {
  --n-bg:      #fdf8f3;
  --n-bg-2:    #ffffff;
  --n-bg-3:    #f7f0ea;
  --n-ink:     #3f3357;
  --n-ink-2:   rgba(63, 51, 87, .70);
  --n-ink-3:   rgba(63, 51, 87, .44);
  --n-line:    rgba(63, 51, 87, .10);
  --n-line-2:  rgba(63, 51, 87, .20);
  --n-warm:    #7c6bf0;
  --n-warm-2:  #d873c8;
  --n-warm-dim: rgba(124, 107, 240, .10);
  --n-serif:   Georgia, "Times New Roman", "Songti SC", serif;

  /* 整页天光：顶部一层暖，右下一点冷，往下沉成夜。
     纯平的黑会显得廉价，这三层渐变让画面有空气。 */
  background:
    radial-gradient(1100px 620px at 20% -12%, rgba(216, 115, 200, .12), transparent 62%),
    radial-gradient(820px 540px at 88% 2%, rgba(124, 107, 240, .14), transparent 64%),
    linear-gradient(180deg, #fdf9f5 0%, #fcf6f1 42%, #f9f1ea 100%);
  background-attachment: fixed;
  color: var(--n-ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

/* 胶片颗粒：让大片暗色不死板 ------------------------------------------------ */
.site-dark .noise {
  position: fixed; inset: 0; z-index: 1;
  pointer-events: none;
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* --------------------------------------------------------------------------
   导航
   -------------------------------------------------------------------------- */
.site-dark .site-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(253, 248, 243, .72);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background .4s ease, border-color .4s ease;
}
.site-dark .site-nav.scrolled {
  background: rgba(253, 248, 243, .92);
  border-bottom-color: var(--n-line);
}
.site-dark .site-nav .inner { max-width: 1180px; padding: 16px 28px; }
.site-dark .site-nav .brand { color: var(--n-ink); }
.brand-logo {
  display: block;
  width: 28px; height: 28px;
  border-radius: 9px;
  flex: 0 0 auto;
  box-shadow: 0 0 0 1px rgba(124, 107, 240, .20), 0 6px 18px -8px rgba(124, 107, 240, .38);
}
.site-dark .site-nav .brand-mark {
  background: linear-gradient(150deg, var(--n-warm), var(--n-warm-2));
  color: #ffffff;
}
/* 在线徽章：绿色 + 呼吸闪烁（样式主定义在 style.css，这里只做暗底适配） */
.site-dark .site-nav .brand-online {
  color: #4ade80;
  background: rgba(34, 197, 94, .12);
  box-shadow: inset 0 0 0 1px rgba(74, 222, 128, .32);
}
.site-dark .site-nav .brand-online::before {
  background: #22c55e;
  box-shadow: 0 0 0 2px rgba(34, 197, 94, .18);
}
@keyframes nPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .45; transform: scale(.82); }
}
.site-dark .nav-links a {
  color: var(--n-ink-3);
  font-size: 13.5px;
  transition: color .25s;
}
.site-dark .nav-links a:hover { color: var(--n-ink); text-decoration: none; }

/* 按钮改造：暗底上的暖色实心 / 描边幽灵 */
.site-dark .btn {
  background: transparent;
  border-color: var(--n-line-2);
  color: var(--n-ink);
  border-radius: 999px;
  transition: background .25s, border-color .25s, transform .25s, box-shadow .25s;
}
.site-dark .btn:hover {
  background: rgba(124, 107, 240, .07);
  border-color: rgba(124, 107, 240, .32);
}
.site-dark .btn-primary {
  background: linear-gradient(150deg, var(--n-warm), var(--n-warm-2));
  border-color: transparent;
  color: #ffffff;
  font-weight: 650;
  box-shadow: 0 10px 30px -12px rgba(124, 107, 240, .55);
}
.site-dark .btn-primary:hover {
  background: linear-gradient(150deg, #f8cba5, #eaa470);
  border-color: transparent;
  box-shadow: 0 14px 38px -12px rgba(124, 107, 240, .7);
  transform: translateY(-1px);
}
.site-dark .btn-lg { border-radius: 999px; padding: 14px 30px; font-size: 15px; }
.site-dark .btn-sm { border-radius: 999px; padding: 8px 18px; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.sd-hero {
  position: relative;
  isolation: isolate;            /* 让下面的负 z-index 光晕留在 hero 内，而不是被 body 背景吞掉 */
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 28px 96px;
  min-height: calc(100vh - 69px);
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 64px;
  align-items: center;
}
/* 两团呼吸的光 */
.sd-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: -1;
}
.sd-glow.g1 {
  width: min(700px, 96vw); height: min(700px, 96vw);
  left: -160px; top: -220px;
  background: radial-gradient(circle, rgba(216, 115, 200, .26), transparent 64%);
  animation: nBreathe 11s ease-in-out infinite;
}
.sd-glow.g2 {
  width: min(560px, 88vw); height: min(560px, 88vw);
  right: -60px; top: 60px;
  background: radial-gradient(circle, rgba(124, 107, 240, .25), transparent 68%);
  animation: nBreathe 14s ease-in-out infinite reverse;
}
@keyframes nBreathe {
  0%, 100% { transform: scale(1) translateY(0); opacity: .9; }
  50%      { transform: scale(1.12) translateY(-16px); opacity: 1; }
}

.sd-eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12.5px;
  color: var(--n-ink-3);
  letter-spacing: .02em;
  padding: 6px 14px 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--n-line);
  background: rgba(255, 255, 255, .6);
  margin-bottom: 30px;
}
.sd-eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--n-warm);
  box-shadow: 0 0 12px 2px rgba(124, 107, 240, .55);
  animation: nPulse 2.4s ease-in-out infinite;
}
.sd-eyebrow b { color: var(--n-ink); font-weight: 600; }

.sd-h1 {
  font-size: clamp(34px, 4.1vw, 54px);
  line-height: 1.16;
  letter-spacing: -.035em;
  font-weight: 620;
  margin: 0 0 26px;
  color: var(--n-ink);
}
.sd-h1 .em {
  position: relative;
  z-index: 0;
  color: var(--n-warm);
  font-weight: 660;
}
.sd-h1 .em::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: .04em;
  height: .30em;
  background: linear-gradient(90deg, rgba(216, 115, 200, .30), rgba(216, 115, 200, .03));
  border-radius: 4px;
  z-index: -1;
}
/* 逐行浮起 */
.sd-rise > * {
  opacity: 0;
  transform: translateY(18px);
  animation: nRise .95s cubic-bezier(.16, 1, .3, 1) forwards;
}
.sd-rise > *:nth-child(1) { animation-delay: .05s; }
.sd-rise > *:nth-child(2) { animation-delay: .16s; }
.sd-rise > *:nth-child(3) { animation-delay: .28s; }
.sd-rise > *:nth-child(4) { animation-delay: .40s; }
.sd-rise > *:nth-child(5) { animation-delay: .52s; }
@keyframes nRise { to { opacity: 1; transform: none; } }

.sd-lede {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--n-ink-2);
  max-width: 30em;
  margin: 0 0 36px;
  white-space: pre-line;
}
.sd-actions { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.sd-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; color: var(--n-ink-2);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .25s, border-color .25s, gap .25s;
}
.sd-link span { transition: transform .25s; }
.sd-link:hover { color: var(--n-ink); border-bottom-color: var(--n-line-2); text-decoration: none; }
.sd-link:hover span { transform: translateX(4px); }

.sd-quiet {
  margin-top: 22px;
  font-size: 12.5px;
  color: var(--n-ink-3);
  letter-spacing: .01em;
}
.sd-quiet i { font-style: normal; color: var(--n-line-2); margin: 0 8px; }

/* 「谁在等你」——头像叠一叠，比一句统计数字更有人味 */
.sd-proof {
  display: flex; align-items: center; gap: 13px;
  margin-top: 34px;
}
.sd-avs { display: flex; }
.sd-avs span {
  width: 30px; height: 30px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 15px;
  background: #ffffff;
  box-shadow: 0 0 0 2px #fdf8f3, inset 0 0 0 1px rgba(63, 51, 87, .10);
  margin-left: -9px;
  overflow: hidden;
}
.sd-avs span img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sd-avs span:first-child { margin-left: 0; }
.sd-proof .pt {
  font-size: 12.5px;
  color: var(--n-ink-3);
  line-height: 1.5;
}
.sd-proof .pt b { color: var(--n-ink-2); font-weight: 600; }

/* 手机：暗场里唯一亮着的那块屏 */
.sd-phone-wrap { position: relative; display: flex; justify-content: center; }
.sd-phone-wrap::before {
  content: '';
  position: absolute; inset: -70px max(-50px, -6vw);
  background: radial-gradient(circle at 50% 45%, rgba(216, 115, 200, .18), transparent 64%);
  filter: blur(24px);
  pointer-events: none;
}
/* 微信聊天窗口：暗场里唯一亮着的那块屏 */
.wx {
  position: relative;
  width: 362px;
  border-radius: 42px;
  overflow: hidden;
  /* 屏内是浅色，文字要跟着回到深色，否则继承站点浅色会看不见 */
  color: #191919;
  background: #ededed;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  box-shadow:
    0 42px 92px -34px rgba(63, 51, 87, .35),
    0 0 0 1px rgba(63, 51, 87, .08),
    0 0 70px -22px rgba(124, 107, 240, .30);
  animation: nFloat 7s ease-in-out infinite;
  -webkit-font-smoothing: antialiased;
}
@keyframes nFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* 状态栏 */
.wx-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 20px 2px;
  font-size: 12.5px; font-weight: 640; letter-spacing: .01em;
  color: #191919;
}
.wx-signal { display: inline-flex; align-items: center; gap: 5px; opacity: .92; }

/* 导航栏：微信只有 返回 / 名字 / …，没有头像 */
.wx-nav {
  position: relative;
  display: flex; align-items: center;
  height: 46px;
  padding: 0 15px;
  border-bottom: 1px solid rgba(0, 0, 0, .055);
}
.wx-back {
  font-size: 27px; line-height: 1; font-weight: 300;
  transform: translateY(-3px);
  color: #191919;
}
.wx-who {
  position: absolute; left: 0; right: 0;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  pointer-events: none;
}
.wx-who-av { width: 24px; height: 24px; border-radius: 6px; object-fit: cover; }
.wx-who-name { font-size: 15.5px; font-weight: 640; letter-spacing: -.01em; color: #191919; }
.wx-more { margin-left: auto; font-size: 15px; letter-spacing: .06em; color: #191919; }

/* 消息区 */
.wx-body {
  min-height: 446px;
  padding: 17px 16px 22px;
  display: flex; flex-direction: column;
  /* 消息贴底：微信打开会话时就是最近几条从底部往上排 */
  justify-content: flex-end;
  gap: 15px;
}
.wx-tm {
  text-align: center;
  font-size: 11px;
  color: #a8a8a8;
  letter-spacing: .02em;
}
.wx-msg {
  display: flex; align-items: flex-start; gap: 9px;
  opacity: 0;
  animation: nBubble .55s cubic-bezier(.16, 1, .3, 1) forwards;
}
.wx-msg.me { justify-content: flex-end; }
.wx-msg:nth-child(2) { animation-delay: .45s; }
.wx-msg:nth-child(3) { animation-delay: .95s; }
.wx-msg:nth-child(4) { animation-delay: 1.5s; }
.wx-msg:nth-child(5) { animation-delay: 2.0s; }
.wx-msg:nth-child(6) { animation-delay: 2.55s; }
.wx-msg:nth-child(7) { animation-delay: 3.1s; }
@keyframes nBubble {
  from { opacity: 0; transform: translateY(9px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

.wx-av {
  width: 31px; height: 31px;
  border-radius: 7px;
  object-fit: cover;
  flex: 0 0 auto;
  display: block;
}
.wx-av.emoji {
  display: grid; place-items: center;
  background: #dcdcdc;
  font-size: 15px;
}
.wx-av.self {
  display: grid;
  place-items: center;
  background: linear-gradient(170deg, #d4d4d4, #bcbcbc);
  overflow: hidden;
}

.wx-b {
  position: relative;
  max-width: 236px;
  padding: 9px 13px;
  border-radius: 7px;
  background: #fff;
  font-size: 14.6px;
  line-height: 1.62;
  color: #191919;
  white-space: pre-wrap;
  word-break: break-word;
  box-shadow: 0 1px 1px rgba(0, 0, 0, .04);
}
/* 气泡尖角 */
.wx-b::before {
  content: '';
  position: absolute; top: 13px; left: -4px;
  width: 9px; height: 9px;
  background: inherit;
  border-radius: 1px;
  transform: rotate(45deg);
}
.wx-msg.me .wx-b { background: #95ec69; }        /* 微信绿 */
.wx-msg.me .wx-b::before { left: auto; right: -4px; }

.wx-b.typing { display: flex; align-items: center; gap: 4.5px; padding: 13px 14px; }
.wx-b.typing i {
  width: 5px; height: 5px; border-radius: 50%;
  background: #b6b6b6;
  animation: nDot 1.35s ease-in-out infinite;
}
.wx-b.typing i:nth-child(2) { animation-delay: .16s; }
.wx-b.typing i:nth-child(3) { animation-delay: .32s; }
@keyframes nDot {
  0%, 62%, 100% { opacity: .34; transform: translateY(0); }
  28%           { opacity: 1; transform: translateY(-3px); }
}

/* 输入栏 */
.wx-tab {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 14px 15px;
  background: #f7f7f7;
  border-top: 1px solid rgba(0, 0, 0, .06);
  color: #4f4f4f;
}
.wx-i { flex: 0 0 auto; }
.wx-field {
  flex: 1;
  height: 33px;
  display: flex; align-items: center;
  padding: 0 12px;
  border-radius: 6px;
  background: #fff;
  font-size: 13.5px;
  color: #b4b4b4;
}

/* --------------------------------------------------------------------------
   通用区块
   -------------------------------------------------------------------------- */
.sd-sec {
  position: relative;
  isolation: isolate;
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 28px;
}
.sd-sec + .sd-sec { border-top: 1px solid var(--n-line); }

/* 每个区块一层不同的环境光，让往下滚有明暗起伏，不是一条道走到黑 */
.sd-sec::before {
  content: '';
  position: absolute;
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(70px);
}
#pain::before {
  width: min(720px, 88vw); height: 340px;
  left: 50%; top: 40%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(120, 138, 178, .10), transparent 68%);
}
#personas::before {
  width: min(640px, 88vw); height: 420px;
  right: -40px; top: 6%;
  background: radial-gradient(circle, rgba(124, 107, 240, .10), transparent 68%);
}
#pricing::before {
  width: min(760px, 88vw); height: 380px;
  left: 42%; top: 30%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(124, 107, 240, .08), transparent 70%);
}
#faq::before {
  width: min(600px, 88vw); height: 380px;
  left: -40px; bottom: 4%;
  background: radial-gradient(circle, rgba(216, 115, 200, .10), transparent 70%);
}
.sd-sec-head { max-width: 640px; margin-bottom: 58px; }
.sd-num {
  display: block;
  font-family: var(--n-serif);
  font-style: italic;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--n-warm);
  opacity: .8;
  margin-bottom: 16px;
}
.sd-sec-head h2 {
  font-size: clamp(26px, 3.1vw, 38px);
  line-height: 1.32;
  letter-spacing: -.025em;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--n-ink);
}
.sd-sec-head p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--n-ink-2);
  margin: 0;
}

/* --------------------------------------------------------------------------
   01 痛点：用「原话」当标题
   -------------------------------------------------------------------------- */
.sd-pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sd-quote {
  position: relative;
  padding: 34px 28px 30px;
  border-radius: 18px;
  border: 1px solid var(--n-line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .015));
  transition: border-color .35s, transform .35s, background .35s;
}
.sd-quote:hover {
  border-color: rgba(124, 107, 240, .28);
  transform: translateY(-3px);
  background:
    linear-gradient(180deg, rgba(124, 107, 240, .07), rgba(255, 255, 255, .01));
}
.sd-quote .say {
  font-size: 20px;
  line-height: 1.55;
  letter-spacing: -.015em;
  color: var(--n-ink);
  margin: 0 0 20px;
  font-weight: 500;
}
.sd-quote .why {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--n-ink-2);
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--n-line);
}
.sd-quote .time {
  font-family: var(--n-serif);
  font-style: italic;
  font-size: 12px;
  color: var(--n-warm);
  opacity: .75;
  display: block;
  margin-bottom: 12px;
  letter-spacing: .04em;
}

/* --------------------------------------------------------------------------
   过渡独白
   -------------------------------------------------------------------------- */
.sd-band {
  position: relative;
  isolation: isolate;
  max-width: 1180px;
  margin: 0 auto;
  padding: 86px 28px 80px;
  text-align: center;
  border-top: 1px solid var(--n-line);
}
.sd-band::before {
  content: '';
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: min(760px, 88vw); height: 300px;
  background: radial-gradient(circle, rgba(124, 107, 240, .10), transparent 68%);
  filter: blur(60px);
  pointer-events: none;
  z-index: -1;
}
.sd-band-txt {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  font-size: clamp(21px, 2.6vw, 32px);
  line-height: 1.72;
  letter-spacing: -.02em;
  color: rgba(239, 236, 230, .78);
  font-weight: 500;
}
.sd-band-txt em {
  font-style: normal;
  color: var(--n-warm);
  position: relative;
}
.sd-band-txt em::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -.1em;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(124, 107, 240, .55), transparent);
}
.sd-band-sign {
  display: block;
  margin-top: 30px;
  font-family: var(--n-serif);
  font-style: italic;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--n-ink-3);
}

/* --------------------------------------------------------------------------
   02 角色
   -------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------
   02 角色 · 分类
   ---------------------------------------------------------------------------
   原创、历史、影视是三种完全不同的「想找谁」，混在一屏会互相稀释：
   想找朱元璋的人和想找林慕婉的人，心动点根本不一样。
   所以先分组，再挑人。
   -------------------------------------------------------------------------- */
.sd-cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: -20px 0 48px;
}
.sd-cat {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px 9px 17px;
  border-radius: 999px;
  border: 1px solid var(--n-line);
  background: rgba(124, 107, 240, .05);
  color: var(--n-ink-2);
  font-family: inherit;
  font-size: 13.5px;
  letter-spacing: .01em;
  cursor: pointer;
  transition: color .3s ease, border-color .3s ease, background .3s ease;
}
.sd-cat i {
  font-style: normal;
  font-size: 11px;
  line-height: 1;
  padding: 3px 5px;
  border-radius: 5px;
  background: rgba(124, 107, 240, .12);
  color: var(--n-ink-3);
  transition: inherit;
}
.sd-cat:hover { color: var(--n-ink); border-color: var(--n-line-2); }
.sd-cat.on {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(155deg, var(--n-warm), var(--n-warm-2));
  box-shadow: 0 12px 30px -16px rgba(124, 107, 240, .8);
}
.sd-cat.on i { background: rgba(255, 255, 255, .25); color: rgba(255, 255, 255, .85); }

/* 分组标题：一条暖色短竖线当锚，别用大标题抢戏 */
.sd-group + .sd-group { margin-top: 58px; }
.sd-group-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--n-line);
}
.sd-group-head::before {
  content: '';
  flex: 0 0 auto;
  width: 3px;
  height: 17px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--n-warm), var(--n-warm-2));
}
.sd-group-head h3 {
  margin: 0;
  flex: 0 0 auto;
  font-size: 16px;
  font-weight: 620;
  letter-spacing: .01em;
  color: var(--n-ink);
}
.sd-group-head p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--n-ink-3);
}

.sd-persona-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sd-pc {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0;
  border-radius: 20px;
  border: 1px solid var(--n-line);
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(255, 255, 255, .045), transparent 60%),
    var(--n-bg-2);
  overflow: hidden;
  transition: border-color .4s, transform .4s, box-shadow .4s;
}

/* 卡片头部：左信息（名称 / 身份 / 标签） + 右侧形象照（不再占满整块） */
.sd-pc-head {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px 22px 0;
}
.sd-pc-headinfo {
  flex: 1;
  min-width: 0;
}
.sd-pc-photo {
  position: relative;
  flex: 0 0 auto;
  width: 104px; height: 104px;
  border-radius: 18px;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(124, 107, 240, .18), rgba(255, 255, 255, .04));
  box-shadow: inset 0 0 0 1px rgba(124, 107, 240, .18);
}
.sd-pc-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
  transition: transform .7s cubic-bezier(.2, .7, .2, 1);
}
.sd-pc:hover .sd-pc-photo img { transform: scale(1.045); }
.sd-pc-photo-fallback {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  font-size: 42px;
}
/* 分类角标：贴在照片底部，不挡脸 */
.sd-pc-cat {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 1;
  text-align: center;
  font-size: 10px;
  letter-spacing: .06em;
  padding: 3px 0 4px;
  color: #ffffff;
  background: rgba(63, 51, 87, .78);
  backdrop-filter: blur(4px);
}
.sd-pc-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 16px 22px 20px;
}
.sd-pc::after {
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(160deg, rgba(124, 107, 240, .5), transparent 42%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.sd-pc:hover {
  transform: translateY(-4px);
  border-color: transparent;
  box-shadow: 0 26px 60px -30px rgba(63, 51, 87, .32);
}
.sd-pc:hover::after { opacity: 1; }
.sd-pc-top { display: flex; align-items: center; gap: 13px; margin-bottom: 22px; }
.sd-av {
  width: 62px; height: 62px; border-radius: 18px;
  display: grid; place-items: center;
  font-size: 28px;
  background: linear-gradient(150deg, rgba(124, 107, 240, .16), rgba(255, 255, 255, .03));
  box-shadow: inset 0 0 0 1px rgba(124, 107, 240, .16);
  flex: 0 0 auto;
  overflow: hidden;
}
.sd-av img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.sd-pc-name {
  font-size: 17px; font-weight: 620; letter-spacing: -.01em;
  color: var(--n-ink);
  margin-bottom: 5px;
}
.sd-pc-meta { font-size: 12.5px; color: var(--n-ink-3); line-height: 1.5; }
.sd-pc-quote {
  margin: 0 0 15px;
  padding-left: 14px;
  border-left: 2px solid rgba(124, 107, 240, .35);
  font-size: 14px;
  line-height: 1.8;
  color: var(--n-ink-2);
  white-space: pre-line;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sd-pc-quote:empty { display: none; }
.sd-pc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 0; }
.site-dark .pill {
  background: rgba(124, 107, 240, .06);
  border-color: var(--n-line);
  color: var(--n-ink-2);
  font-size: 11.5px;
  padding: 3px 10px;
  border-radius: 999px;
}
.sd-pc-why { flex: 1; }
.sd-pc-why h4 {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--n-ink-3);
  margin: 0 0 12px;
  text-transform: uppercase;
}
.sd-pc-why ul { list-style: none; margin: 0 0 22px; padding: 0; }
.sd-pc-why li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--n-ink-2);
  margin-bottom: 8px;
}
.sd-pc-why li::before {
  content: '';
  position: absolute; left: 0; top: .62em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--n-warm);
  opacity: .55;
}
.sd-pc-go {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13.5px; font-weight: 550;
  color: var(--n-warm);
  padding-top: 18px;
  border-top: 1px solid var(--n-line);
  transition: opacity .25s;
}
.sd-pc-go:hover { text-decoration: none; opacity: .75; }

/* 档案行 / 擅长话题 / 什么时候找他 / 说话方式 —— 2026-10-21 新增的介绍元素 */
.sd-pc-id {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--n-ink-3);
  margin: -2px 0 14px;
}
.sd-pc-sec { margin-bottom: 16px; }
.sd-pc-sec h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--n-ink-3);
  margin: 0 0 9px;
}
.sd-pc-topics { display: flex; flex-wrap: wrap; gap: 6px; }
.sd-pc-topics span {
  font-size: 11.5px;
  padding: 3px 9px;
  border-radius: 8px;
  color: var(--n-ink-2);
  background: rgba(124, 107, 240, .08);
  border: 1px solid rgba(124, 107, 240, .14);
}
.sd-pc-list { list-style: none; margin: 0; padding: 0; }
.sd-pc-list li {
  position: relative;
  padding-left: 15px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--n-ink-2);
  margin-bottom: 5px;
}
.sd-pc-list li::before {
  content: '';
  position: absolute; left: 0; top: .66em;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--n-warm);
  opacity: .6;
}
.sd-pc .sd-pc-go { margin-top: auto; }

/* 说话方式：一行、超长省略，避免把卡片撑高 */
.sd-pc-voice {
  margin-top: 2px;
  padding: 10px 0 0;
  border-top: 1px dashed var(--n-line);
  font-size: 12px;
  line-height: 1.65;
  color: var(--n-ink-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sd-pc-voice b {
  font-weight: 600;
  color: var(--n-warm);
  margin-right: 7px;
  opacity: .85;
}

/* --------------------------------------------------------------------------
   扑克牌轮播：一次聚焦一张，两侧扇形排开
   -------------------------------------------------------------------------- */
.poker-wrap {
  position: relative;
  padding: 8px 54px 0;
}
.poker-stage {
  position: relative;
  height: 604px;
  perspective: 1700px;
  perspective-origin: 50% 46%;
}
.poker-slot {
  position: absolute;
  top: 50%; left: 50%;
  width: 372px;
  max-width: 86vw;
  height: 578px;
  transform: translate(-50%, -50%);
  transition: transform .64s cubic-bezier(.22, .8, .2, 1), opacity .5s ease;
  will-change: transform, opacity;
  transform-style: preserve-3d;
  cursor: pointer;
}
.poker-slot > .sd-pc {
  height: 100%;
  backdrop-filter: blur(2px);
}
.poker-slot.is-center { cursor: default; }
.poker-slot:not(.is-center):hover > .sd-pc {
  border-color: rgba(124, 107, 240, .38);
  box-shadow: 0 22px 50px -28px rgba(63, 51, 87, .45);
}
/* 中央那张的卡面留白，避免半透明侧卡透出内容 */
.poker-slot .sd-pc { background: var(--n-bg-2); }

.poker-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--n-line-2);
  background: rgba(255, 255, 255, .92);
  color: var(--n-ink);
  font-size: 23px;
  line-height: 1;
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 60;
  box-shadow: 0 12px 26px -14px rgba(124, 107, 240, .55);
  transition: transform .25s ease, border-color .25s, background .25s;
}
.poker-arrow:hover {
  background: #fff;
  border-color: var(--n-warm);
  transform: translateY(-50%) scale(1.07);
}
.poker-arrow.prev { left: 0; }
.poker-arrow.next { right: 0; }

.poker-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 14px;
}
.poker-count { font-size: 12.5px; color: var(--n-ink-3); letter-spacing: .02em; }
.poker-count b { color: var(--n-ink); font-size: 15px; font-weight: 650; }
.poker-dots { display: flex; align-items: center; gap: 6px; }
.poker-dot {
  width: 7px; height: 7px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(63, 51, 87, .18);
  cursor: pointer;
  transition: width .28s ease, background .28s ease;
}
.poker-dot:hover { background: rgba(63, 51, 87, .36); }
.poker-dot.on { width: 20px; border-radius: 4px; background: var(--n-warm); }
.poker-tip { font-size: 12px; color: var(--n-ink-3); }

@media (max-width: 1000px) {
  .poker-wrap { padding: 8px 40px 0; }
  .poker-stage { height: 596px; }
  .poker-slot { width: 340px; height: 570px; }
}
@media (max-width: 700px) {
  .poker-wrap { padding: 4px 0 0; }
  .poker-stage { height: 600px; }
  .poker-slot { width: min(84vw, 340px); height: 574px; }
  .poker-arrow { width: 36px; height: 36px; font-size: 18px; }
  .poker-arrow.prev { left: -4px; }
  .poker-arrow.next { right: -4px; }
  .poker-foot { gap: 12px; }
  .poker-tip { display: none; }
}

/* --------------------------------------------------------------------------
   03 价格
   -------------------------------------------------------------------------- */
.sd-price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.sd-price {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 34px 28px 28px;
  border-radius: 20px;
  border: 1px solid var(--n-line);
  background: var(--n-bg-2);
  transition: border-color .35s, transform .35s;
}
.sd-price:hover { border-color: var(--n-line-2); transform: translateY(-3px); }
.sd-price.hot {
  border-color: rgba(124, 107, 240, .34);
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(124, 107, 240, .13), transparent 62%),
    var(--n-bg-3);
  box-shadow: 0 30px 70px -40px rgba(124, 107, 240, .55);
}
.sd-price .badge {
  position: absolute; top: -11px; left: 26px;
  font-size: 11px; font-weight: 600;
  letter-spacing: .04em;
  color: #ffffff;
  background: linear-gradient(150deg, var(--n-warm), var(--n-warm-2));
  padding: 4px 12px;
  border-radius: 999px;
}
.sd-price h3 {
  font-size: 15px; font-weight: 600;
  color: var(--n-ink-2);
  margin: 0 0 18px;
  letter-spacing: .01em;
}
.sd-price .amt {
  font-size: 40px;
  font-weight: 620;
  letter-spacing: -.035em;
  color: var(--n-ink);
  line-height: 1;
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}
.sd-price .amt small {
  font-size: 13px; font-weight: 500;
  color: var(--n-ink-3);
  letter-spacing: 0;
  margin-left: 4px;
}
.sd-price .meta {
  font-size: 12.5px;
  color: var(--n-warm);
  opacity: .85;
  margin-bottom: 22px;
}
.sd-price ul {
  list-style: none; padding: 0; margin: 0 0 26px;
  flex: 1;
}
.sd-price li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--n-ink-2);
  margin-bottom: 9px;
}
.sd-price li::before {
  content: '';
  position: absolute; left: 0; top: .68em;
  width: 7px; height: 1px;
  background: var(--n-ink-3);
}

/* --------------------------------------------------------------------------
   04 三步
   -------------------------------------------------------------------------- */
.sd-steps { position: relative; padding-left: 34px; }
.sd-steps::before {
  content: '';
  position: absolute; left: 5px; top: 10px; bottom: 28px;
  width: 1px;
  background: linear-gradient(180deg,
    rgba(124, 107, 240, .55), rgba(124, 107, 240, .10) 60%, transparent);
}
.sd-step { position: relative; padding-bottom: 40px; }
.sd-step:last-child { padding-bottom: 0; }
.sd-step::before {
  content: '';
  position: absolute; left: -34px; top: 6px;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--n-bg);
  box-shadow: 0 0 0 1px rgba(124, 107, 240, .6), 0 0 16px 2px rgba(124, 107, 240, .35);
}
.sd-step h3 {
  font-size: 18px; font-weight: 600;
  letter-spacing: -.015em;
  color: var(--n-ink);
  margin: 0 0 9px;
}
.sd-step p {
  font-size: 14px; line-height: 1.85;
  color: var(--n-ink-2);
  margin: 0;
  max-width: 46em;
}

/* --------------------------------------------------------------------------
   05 FAQ
   -------------------------------------------------------------------------- */
.site-dark .faq {
  max-width: 820px;
  margin: 0;                 /* 跟标题左对齐，居中会在宽容器里显歪 */
}
.site-dark .faq details {
  border: 1px solid var(--n-line);
  border-radius: 14px;
  background: rgba(124, 107, 240, .05);
  margin-bottom: 10px;
  padding: 0 22px;
  transition: border-color .3s, background .3s;
}
.site-dark .faq details[open] {
  border-color: rgba(124, 107, 240, .22);
  background: rgba(124, 107, 240, .045);
}
.site-dark .faq summary {
  padding: 20px 0;
  font-size: 14.5px;
  font-weight: 550;
  color: var(--n-ink);
  cursor: pointer;
  list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.site-dark .faq summary::-webkit-details-marker { display: none; }
.site-dark .faq summary::after {
  content: '+';
  font-size: 18px;
  font-weight: 400;
  color: var(--n-warm);
  opacity: .7;
  transition: transform .3s;
  flex: 0 0 auto;
}
.site-dark .faq details[open] summary::after { content: '+'; transform: rotate(45deg); }
.site-dark .faq details p {
  margin: 0;
  padding: 0 0 22px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--n-ink-2);
}

/* --------------------------------------------------------------------------
   收尾 CTA
   -------------------------------------------------------------------------- */
.sd-cta {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px 110px;
}
.sd-cta-inner {
  position: relative;
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid rgba(124, 107, 240, .18);
  background:
    radial-gradient(90% 130% at 50% 0%, rgba(124, 107, 240, .17), transparent 62%),
    var(--n-bg-3);
  padding: 76px 40px;
  text-align: center;
}
.sd-cta-inner::before {
  content: '';
  position: absolute;
  left: 50%; top: -160px;
  width: 520px; height: 320px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(124, 107, 240, .30), transparent 66%);
  filter: blur(46px);
  pointer-events: none;
}
.sd-cta h2 {
  position: relative;
  font-size: clamp(26px, 3.4vw, 40px);
  letter-spacing: -.03em;
  font-weight: 620;
  margin: 0 0 14px;
  color: var(--n-ink);
  line-height: 1.32;
  text-wrap: balance;
}
/* 移动端在逗号处断行，避免「听见」被拆开 */
.sd-cta h2 .br-m { display: none; }
.sd-cta p {
  position: relative;
  font-size: 14.5px;
  color: var(--n-ink-2);
  margin: 0 0 32px;
}
.sd-cta .btn { position: relative; }

/* 页脚 */
.site-dark .site-foot {
  border-top: 1px solid var(--n-line);
  background: transparent;
}
.site-dark .site-foot .inner {
  max-width: 1180px;
  padding: 30px 28px;
  color: var(--n-ink-3);
  font-size: 12.5px;
}
.site-dark .site-foot strong { color: var(--n-ink-2); font-weight: 600; }

/* --------------------------------------------------------------------------
   滚动渐显
   -------------------------------------------------------------------------- */
.sd-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s cubic-bezier(.16, 1, .3, 1), transform 1s cubic-bezier(.16, 1, .3, 1);
}
.sd-reveal.in { opacity: 1; transform: none; }
.sd-reveal.d1 { transition-delay: .07s; }
.sd-reveal.d2 { transition-delay: .14s; }
.sd-reveal.d3 { transition-delay: .21s; }

@media (prefers-reduced-motion: reduce) {
  .sd-reveal, .sd-rise > * { opacity: 1 !important; transform: none !important; transition: none !important; animation: none !important; }
  .sd-glow, .wx, .sd-eyebrow .dot { animation: none !important; }
  .wx-msg { opacity: 1 !important; animation: none !important; }
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */
@media (max-width: 1000px) {
  .sd-hero { grid-template-columns: 1fr; gap: 52px; padding: 56px 24px 72px; min-height: 0; }
  .sd-pain-grid, .sd-persona-grid, .sd-price-grid { grid-template-columns: 1fr 1fr; }
  .sd-sec { padding: 72px 24px; }
}
@media (max-width: 700px) {
  .sd-hero { padding: 44px 18px 64px; }
  .sd-h1 { font-size: 34px; }
  .sd-lede { font-size: 15px; }
  .sd-pain-grid, .sd-persona-grid, .sd-price-grid { grid-template-columns: 1fr; }
  .sd-sec { padding: 56px 18px; }
  .sd-sec-head { margin-bottom: 40px; }
  /* 手机上四个分类胶囊会换两行，间距收紧，说明文字也换行 */
  .sd-cat-tabs { margin: -12px 0 34px; gap: 8px; }
  .sd-cat { padding: 7px 11px 7px 13px; font-size: 12.5px; }
  .sd-group-head { flex-wrap: wrap; gap: 8px 12px; padding-bottom: 13px; }
  .sd-group-head p { flex: 1 1 100%; padding-left: 17px; }
  .sd-group + .sd-group { margin-top: 42px; }
  .sd-cta { padding: 0 18px 76px; }
  .sd-cta-inner { padding: 52px 22px; border-radius: 20px; }
  .sd-steps { padding-left: 26px; }
  .sd-step::before { left: -26px; }
  .site-dark .site-nav .inner { padding: 12px 16px; gap: 10px; }
  .site-dark .nav-links { display: none; }
  .sd-quote { padding: 26px 22px 24px; }
  .sd-quote .say { font-size: 18px; }
  /* 窄屏单列：卡头留够文字空间，照片收到 88px */
  .sd-pc-head { padding: 18px 18px 0; gap: 13px; }
  .sd-pc-photo { width: 88px; height: 88px; border-radius: 15px; }
  .sd-pc-body { padding: 14px 18px 18px; }
  .wx { width: 100%; max-width: 330px; border-radius: 34px; }
  .wx-body { min-height: 366px; }
  .wx-who-name { font-size: 14.5px; }
  .site-dark .site-foot .inner { flex-direction: column; gap: 8px; }
}

/* 手机窄屏才把收尾标语在逗号处断行，平板/大屏保持一行 */
@media (max-width: 560px) {
  .sd-cta h2 .br-m { display: inline; }
}