/* ============================================================
   周园 · 局改家装实践者 — 个人官网设计系统
   Design tokens 复刻自 Ardot 设计稿（深色夜底 + 翡翠绿）
   ============================================================ */

:root {
  /* 页面底色（渐变） */
  --bg-top: #0D172B;
  --bg-bottom: #080D1A;
  /* 区块底色 */
  --bg-section: #0B121C;
  --bg-card: #0F1C1A;
  --bg-card-soft: #0D1714;
  --bg-card-hi: #10231C;
  --bg-field: #080E14;

  /* 主强调 · 翡翠绿 */
  --green: #2EC98F;
  --green-soft: #7CE0B6;
  --green-dim: rgba(46, 201, 143, 0.14);
  --green-stroke: rgba(46, 201, 143, 0.4);
  --green-deep: #06231A;          /* 绿底上的深字 */

  /* 中性灰绿 */
  --line-card: rgba(127, 183, 158, 0.18);
  --line-soft: rgba(127, 183, 158, 0.25);
  --line-strong: rgba(127, 183, 158, 0.4);
  --line-faint: rgba(127, 183, 158, 0.12);

  /* 文字 */
  --text-hi: #F2F7F4;
  --text-mid: #D7E2DD;
  --text-body: #9FB0AA;
  --text-note: #6E857E;
  --text-faint: #5F7A71;
  --green-text: #7CE0B6;

  /* 数字 / 标题用色（未来蓝点缀） */
  --blue-text: #7CC0E8;
  --blue-stroke: rgba(0.3, 0.6, 0.85, 0.35);

  /* 尺寸 */
  --page-max: 1248px;
  --gutter: 96px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;

  --font-cn: "Noto Sans SC", "Source Han Sans SC", "PingFang SC",
    "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --font-num: "Inter", "SF Pro Display", -apple-system, var(--font-cn);
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: linear-gradient(180deg, var(--bg-top), var(--bg-bottom) 55%);
  background-attachment: fixed;
  color: var(--text-hi);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;   /* 兜底：防止任何区块横向溢出撑宽整页 */
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* 数字统一 Inter */
.num { font-family: var(--font-num); }

.wrap {
  max-width: var(--page-max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ---------- 顶部导航 ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 14, 25, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(127, 183, 158, 0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--green);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-cn);
  font-weight: 700; font-size: 18px;
}
.brand-name {
  font-family: var(--font-cn); font-weight: 700; font-size: 18px;
  letter-spacing: 1px; color: #F2F6FF;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 15px; color: var(--text-body);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-hi); }
.nav-links a.active { color: var(--green); font-weight: 700; }
.nav-cta {
  padding: 10px 22px; border-radius: 999px;
  background: var(--green); color: var(--green-deep);
  font-weight: 700; font-size: 15px; transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.88; }
.nav-burger {
  display: none; background: none; border: 1px solid var(--line-soft);
  color: var(--text-hi); width: 40px; height: 40px; border-radius: 8px;
  font-size: 20px; cursor: pointer;
}

/* ---------- 通用区块头 ---------- */
.sec-tag {
  font-family: var(--font-num); font-weight: 600; font-size: 13px;
  letter-spacing: 2px; color: var(--green);
}
.sec-title {
  font-size: 40px; font-weight: 700; letter-spacing: 1px;
  color: var(--text-hi); line-height: 1.3;
}
.sec-desc {
  font-size: 16px; color: var(--text-body); line-height: 1.8;
}
.section { padding-top: 96px; padding-bottom: 110px; }

/* ---------- 首页 Hero ---------- */
.hero { padding: 76px 0 40px; }
.hero-row {
  display: flex; align-items: center; gap: 72px;
}
.hero-left { flex: 1; min-width: 0; }
.role-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px;
  background: var(--green-dim);
  border: 1px solid rgba(46, 201, 143, 0.45);
}
.chip-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
}
.chip-txt { font-size: 14px; font-weight: 500; color: var(--green-text); }
.hero-title {
  margin-top: 26px;
  font-size: 58px; font-weight: 700; letter-spacing: 1px;
  color: var(--text-hi); line-height: 1.25;
}
.hero-title .accent { color: var(--green); }
.hero-sub {
  margin-top: 22px; font-size: 17px; color: var(--text-body);
  line-height: 1.9; max-width: 640px;
}
.hero-cta { display: flex; gap: 16px; margin-top: 34px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm); font-size: 16px; cursor: pointer;
  transition: transform 0.15s, opacity 0.2s, background 0.2s;
  border: none;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  padding: 15px 28px; background: var(--green);
  color: var(--green-deep); font-weight: 700;
}
.btn-primary:hover { opacity: 0.92; }
.btn-ghost {
  padding: 15px 28px; background: transparent;
  border: 1px solid rgba(140, 172, 158, 0.5);
  color: var(--text-mid); font-weight: 500;
}
.btn-ghost:hover { border-color: var(--green); color: var(--green-text); }
.hero-cred {
  margin-top: 26px; font-size: 14px; color: var(--text-note);
  letter-spacing: 1px;
}
.hero-right { width: 400px; flex-shrink: 0; }
.photo-card {
  position: relative; overflow: hidden;
  width: 400px; height: 520px; border-radius: 28px;
  background: linear-gradient(160deg, #14302A 0%, #0A1714 100%);
  border: 1px solid rgba(46, 201, 143, 0.35);
}
/* 形象照：撑满容器按比例裁切，取景偏上避免裁到额头 */
.photo-img {
  display: block; width: 100%; height: 100%;
  object-fit: cover; object-position: center 18%;
  border-radius: inherit;
}

/* ---------- 数字带 ---------- */
.stats-band {
  display: flex; align-items: center;
  background: var(--bg-card-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 36px 44px;
}
.stat {
  flex: 1; text-align: center;
  display: flex; flex-direction: column; gap: 4px;
}
.stat-value {
  font-family: var(--font-num); font-weight: 700;
  color: var(--text-hi); letter-spacing: 0.5px;
  font-size: 38px;
}
.stat-value.green { color: var(--green); }
.stat-value.sm { font-size: 28px; }
.stat-label { font-size: 14px; color: var(--text-body); }
.stat-div { width: 1px; height: 64px; background: var(--line-faint); }

/* ---------- 产品阶梯 ---------- */
.prod-steps {
  display: flex; align-items: flex-end; gap: 18px; margin-top: 44px;
}
.p-step {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
  transition: transform .25s ease;
}
.p-step:hover { transform: translateY(-6px); }
.p-step:hover .p-title { color: var(--green-text); }
.p-step:hover .p-bar { filter: brightness(1.3); }
.p-step-tip {
  font-family: var(--font-num); font-size: 12.5px; letter-spacing: .5px;
  color: var(--text-note); margin-top: 18px; text-align: center;
}
.p-step-tip b { color: var(--green); font-weight: 700; }
.p-num { font-family: var(--font-num); font-weight: 700; font-size: 15px; color: var(--text-faint); letter-spacing: 1px; }
.p-bar {
  width: 100%; border-radius: 12px 12px 4px 4px;
  background: rgba(46, 201, 143, 0.24);
}
.p-bar.s1 { height: 110px; }
.p-bar.s2 { height: 150px; background: rgba(46, 201, 143, 0.34); }
.p-bar.s3 { height: 190px; background: rgba(46, 201, 143, 0.46); }
.p-bar.s4 { height: 230px; background: rgba(46, 201, 143, 0.6); }
.p-bar.s5 { height: 270px; background: rgba(46, 201, 143, 0.76); }
.p-bar.s6 {
  height: 310px;
  background: linear-gradient(180deg, #2EC98F 0%, #14805C 100%);
}
.p-title { font-size: 16px; font-weight: 700; color: var(--text-mid); text-align: center; }
.p-sub { font-size: 12px; color: var(--text-note); text-align: center; }

/* ---------- 路径三卡 ---------- */
.path-cols { display: flex; gap: 20px; margin-top: 44px; }
.path-col {
  flex: 1; padding: 28px; border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--line-card);
  display: flex; flex-direction: column; gap: 14px;
}
.path-col.now {
  background: var(--bg-card-hi);
  border-color: var(--green-stroke);
}
.path-col.future {
  background: #0D1B1F;
  border-color: rgba(124, 192, 232, 0.35);
}
.path-kicker { font-size: 15px; font-weight: 700; letter-spacing: 1px; }
.path-col.past .path-kicker { color: var(--green-text); }
.path-col.now .path-kicker { color: var(--green); }
.path-col.future .path-kicker { color: var(--blue-text); }
.path-role { font-size: 13px; color: var(--text-mid); font-family: var(--font-num); line-height: 1.6; }
.path-points { display: flex; flex-direction: column; gap: 8px; }
.path-points li {
  font-size: 14px; color: var(--text-body); line-height: 1.7;
  padding-left: 14px; position: relative;
}
.path-points li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--green); opacity: 0.7;
}
.path-col.now .path-points li { color: #B9CBC4; }
.path-col.future .path-points li { color: #AEBFCD; }

/* ---------- 作品卡 ---------- */
.work-card {
  display: flex; align-items: center; gap: 34px;
  padding: 30px 34px; border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--line-card);
}
.work-num {
  font-family: var(--font-num); font-weight: 700; font-size: 46px;
  color: var(--green); opacity: 0.9; flex-shrink: 0; width: 96px;
}
.work-body { flex: 1; min-width: 0; }
.work-title { font-size: 24px; font-weight: 700; }
.work-meta { font-size: 13px; color: var(--green-text); margin-top: 6px; }
.work-desc {
  font-size: 15px; color: var(--text-body); line-height: 1.8;
  margin-top: 10px;
}
.work-chip {
  flex-shrink: 0; padding: 10px 18px; border-radius: 999px;
  background: var(--green-dim);
  color: var(--green-text); font-size: 14px; font-weight: 700;
  white-space: nowrap;
}

/* ---------- 价值观 + CTA 区 ---------- */
.quote-zone { text-align: center; padding-top: 96px; padding-bottom: 40px; }
.quote-line {
  width: 64px; height: 3px; border-radius: 2px; background: var(--green);
  margin: 0 auto 34px;
}
.quote-text {
  font-size: 28px; font-weight: 500; color: var(--text-mid);
  max-width: 900px; margin: 0 auto; line-height: 1.8;
}
.contact-row {
  display: flex; align-items: center; justify-content: center;
  gap: 28px; margin-top: 48px;
}
.qr-box {
  width: 132px; height: 132px; border-radius: 18px;
  background: linear-gradient(150deg, #17332B, #0D1A16);
  border: 1px solid var(--green-stroke);
  position: relative; overflow: hidden;
  padding: 6px;
}
.qr-box .qr-img-el {
  width: 100%; height: 100%; display: block;
  object-fit: contain; border-radius: 12px;
  background: #fff; padding: 4px;
}
.qr-txt-col { text-align: left; }
.qr-t1 { font-size: 26px; font-weight: 700; }
.qr-t2 { font-size: 15px; color: var(--text-body); margin-top: 8px; }

/* ---------- 页脚 ---------- */
.site-footer {
  border-top: 1px solid var(--line-faint);
  padding: 30px 0;
}
.footer-inner {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--text-note);
}

/* ---------- 关于页 Hero ---------- */
.about-hero { display: flex; gap: 64px; align-items: center; padding: 80px 0 70px; }
.about-hero-left { flex: 1; min-width: 0; }
.about-h1 {
  font-size: 46px; font-weight: 700; line-height: 1.5; letter-spacing: 1px;
  margin-top: 22px;
}
.about-intro {
  margin-top: 20px; font-size: 17px; color: var(--text-body);
  line-height: 1.9;
}
.cred-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.cred-chip {
  padding: 8px 16px; border-radius: 999px; font-size: 13px;
  color: var(--text-mid); background: var(--bg-card-soft);
  border: 1px solid var(--line-soft);
}
.cred-chip.hl {
  color: var(--green-text); font-weight: 700;
  background: var(--green-dim); border-color: rgba(46, 201, 143, 0.4);
}
.about-hero-right { width: 360px; flex-shrink: 0; }
.about-photo {
  position: relative; overflow: hidden;
  width: 360px; height: 460px; border-radius: 26px;
  background: linear-gradient(160deg, #14302A 0%, #0A1714 100%);
  border: 1px solid rgba(46, 201, 143, 0.35);
}
.name-card {
  display: flex; align-items: center; gap: 12px; margin-top: 16px;
  padding: 16px 20px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.nc-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.nc-name { font-size: 16px; font-weight: 700; }
.nc-role { font-size: 12px; color: var(--green-text); }

/* ---------- 时间线 ---------- */
.tl-row {
  display: grid;
  grid-template-columns: 170px 80px 1fr;
  margin-bottom: 16px;
}
.tl-year {
  display: flex; align-items: center;
  font-family: var(--font-num); font-weight: 700; font-size: 24px;
  color: var(--text-faint);
}
.tl-year.hl { color: var(--green); }
.tl-spine { display: flex; flex-direction: column; align-items: center; }
.tl-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--green); flex-shrink: 0;
}
.tl-dot.hi {
  width: 16px; height: 16px;
  box-shadow: 0 0 0 4px rgba(46, 201, 143, 0.25);
}
.tl-bar { width: 2px; background: var(--line-faint); flex: 1; min-height: 60px; }
.tl-card {
  padding: 24px 30px; border-radius: 18px;
  background: var(--bg-card); border: 1px solid var(--line-card);
  display: flex; flex-direction: column; gap: 8px;
}
.tl-card.now {
  background: var(--bg-card-hi);
  border-color: var(--green-stroke);
}
.tl-title { font-size: 20px; font-weight: 700; }
.tl-meta { font-size: 13px; color: var(--green-text); }
.tl-desc { font-size: 14px; color: var(--text-body); line-height: 1.8; }

/* 未来横卡 */
.future-row {
  display: grid; grid-template-columns: 170px 80px 1fr; margin-top: 16px;
}
.future-card {
  grid-column: 3;
  display: flex; align-items: center; justify-content: space-between; gap: 22px;
  padding: 24px 30px; border-radius: 18px;
  background: #0D241C; border: 1.5px solid var(--green);
}
.future-txt h4 { font-size: 20px; font-weight: 700; }
.future-txt p { font-size: 14px; color: var(--text-body); line-height: 1.8; margin-top: 6px; }
.future-chip {
  flex-shrink: 0; padding: 10px 18px; border-radius: 999px;
  background: var(--green-dim); color: var(--green-text);
  font-size: 14px; font-weight: 700; white-space: nowrap;
}

/* ---------- 特质卡 ---------- */
.trait-cards {
  display: flex; gap: 18px; align-items: stretch; margin-top: 40px;
}
.trait-card {
  flex: 1; min-width: 0; padding: 26px 22px; border-radius: 18px;
  background: var(--bg-card); border: 1px solid var(--line-card);
  display: flex; flex-direction: column; gap: 12px;
}
.trait-card.hl {
  background: var(--bg-card-hi); border-color: var(--green-stroke);
}
.trait-num { font-family: var(--font-num); font-weight: 700; font-size: 15px; color: var(--green); letter-spacing: 1px; }
.trait-title { font-size: 19px; font-weight: 700; }
.trait-desc { font-size: 13px; color: var(--text-body); line-height: 1.8; }

/* ---------- 方法论页 ---------- */
.meth-hero { padding: 84px 0 70px; }
.meth-h1 { font-size: 46px; font-weight: 700; line-height: 1.4; letter-spacing: 1px; margin-top: 22px; }
.meth-h2 { margin-top: 18px; font-size: 17px; color: var(--text-body); max-width: 720px; line-height: 1.9; }
.meth-stats { display: flex; gap: 18px; margin-top: 26px; }
.meth-stat {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 999px; font-size: 12px;
  color: #B9CBC4; background: var(--bg-card-soft);
  border: 1px solid var(--line-soft);
}
.meth-stat .d { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.meth-list { display: flex; flex-direction: column; gap: 20px; }
.meth-card {
  display: flex; gap: 30px; padding: 30px 32px; border-radius: var(--radius-lg);
  background: var(--bg-card); border: 1px solid var(--line-card);
}
.meth-left { width: 200px; flex-shrink: 0; }
.meth-num { font-family: var(--font-num); font-weight: 700; font-size: 40px; color: var(--green); opacity: 0.85; }
.meth-left-tag { font-size: 12px; color: var(--text-note); letter-spacing: 1px; margin-top: 8px; }
.meth-body { flex: 1; min-width: 0; }
.meth-title { font-size: 22px; font-weight: 700; }
.meth-desc { font-size: 15px; color: var(--text-body); line-height: 1.8; margin-top: 10px; }
.meth-side { width: 220px; flex-shrink: 0; display: flex; flex-direction: column; gap: 12px; align-items: flex-end; }
.meth-steps { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.meth-step {
  display: flex; align-items: center; gap: 10px; font-size: 14px;
  color: var(--text-mid); font-weight: 500;
}
.step-badge {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  background: var(--green-dim); color: var(--green-text);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-num); font-weight: 700; font-size: 12px;
}
.coming-chip {
  padding: 8px 14px; border-radius: 999px;
  background: var(--green-dim); color: var(--green-text);
  font-size: 12px; font-weight: 700; white-space: nowrap;
}

/* ---------- 选题地图（方法论页） ---------- */
.topic-map { padding: 70px 0 30px; }
.tm-pillars { display: flex; gap: 20px; margin-top: 36px; align-items: flex-start; }
.tm-pillar {
  flex: 1; min-width: 0; padding: 28px; border-radius: 20px;
  background: var(--bg-card); border: 1px solid var(--line-card);
  display: flex; flex-direction: column; gap: 14px;
}
.tm-kicker { font-size: 16px; font-weight: 700; color: var(--green-text); letter-spacing: 1px; }
.tm-desc { font-size: 13px; color: var(--text-body); line-height: 1.8; }
.tm-divider { height: 1px; background: var(--line-soft); border: none; }
.tm-item { display: flex; align-items: center; gap: 10px; font-size: 14px; line-height: 1.6; color: var(--text-mid); }
.tm-item.on { color: var(--text-hi); font-weight: 500; }
.tm-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
  background: #66736E;
}
.tm-item.on .tm-dot { background: var(--green); }
.tm-count {
  align-self: flex-start; padding: 6px 12px; border-radius: 999px;
  background: var(--green-dim); color: var(--green-text);
  font-size: 11px; font-weight: 500; white-space: nowrap;
}
@media (max-width: 980px) {
  .tm-pillars { flex-direction: column; }
}


/* ---------- 联系页 ---------- */
.contact-hero { padding: 84px 0 60px; }
.contact-h1 { font-size: 46px; font-weight: 700; line-height: 1.4; margin-top: 22px; letter-spacing: 1px; }
.contact-h2 { margin-top: 16px; font-size: 17px; color: var(--text-body); max-width: 660px; line-height: 1.9; }
.contact-body { padding: 40px 0 90px; }
/* 表单 + 渠道两列容器（原先写死在 HTML 内联样式里，导致移动端整页横向溢出） */
.contact-grid { display: flex; gap: 28px; align-items: flex-start; }
.form-card {
  flex: 1; padding: 34px; border-radius: var(--radius-lg);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: 18px;
}
.form-title { font-size: 22px; font-weight: 700; }
.form-desc { font-size: 14px; color: var(--text-body); }
.form-row { display: flex; gap: 16px; }
.field { flex: 1; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.field label { font-size: 13px; color: #B9CBC4; font-weight: 500; }
.field input,
.field textarea {
  width: 100%; border-radius: 10px; background: var(--bg-field);
  border: 1px solid var(--line-soft); color: var(--text-hi);
  font-size: 14px; font-family: var(--font-cn);
  outline: none; transition: border-color 0.2s;
}
.field input { height: 46px; padding: 0 16px; }
.field textarea { height: 110px; padding: 14px 16px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--green); }
.field ::placeholder { color: var(--text-faint); }
.form-submit {
  padding: 15px 0; border-radius: 10px; border: none; cursor: pointer;
  background: var(--green); color: var(--green-deep);
  font-size: 16px; font-weight: 700; font-family: var(--font-cn);
  transition: opacity 0.2s;
}
.form-submit:hover { opacity: 0.92; }
.form-note { font-size: 12px; color: var(--text-faint); }

/* 右侧渠道卡 */
.side-card {
  width: 380px; flex-shrink: 0; padding: 30px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card-hi);
  border: 1px solid var(--green-stroke);
  display: flex; flex-direction: column; gap: 22px;
}
.side-title { font-size: 18px; font-weight: 700; }
.qr-panel {
  padding: 18px; border-radius: var(--radius-md);
  background: var(--bg-field); border: 1px solid var(--line-card);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.qr-img {
  width: 150px; height: 150px; border-radius: 12px;
  background: linear-gradient(150deg, #17332B, #0D1A16);
  border: 1px solid var(--green-stroke);
  display: flex; align-items: center; justify-content: center;
  text-align: center; color: var(--text-note); font-size: 13px; padding: 8px;
}
.qr-label { font-size: 13px; font-weight: 700; color: #B9CBC4; }
.side-div { height: 1px; background: var(--line-faint); }
.channel { display: flex; align-items: center; gap: 14px; }
.ch-icon {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  background: var(--green-dim); color: var(--green-text);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.ch-title { font-size: 12px; color: var(--text-note); }
.ch-desc { font-size: 15px; font-weight: 700; color: var(--text-hi); font-family: var(--font-num); letter-spacing: 0.5px; }

/* 沟通承诺 */
.promise-strip {
  display: flex; gap: 18px; padding-bottom: 90px;
}
.promise-card {
  flex: 1; display: flex; align-items: center; gap: 14px;
  padding: 20px 24px; border-radius: var(--radius-md);
  background: var(--bg-card); border: 1px solid var(--line-card);
}
.promise-card.hl { background: var(--bg-card-hi); border-color: var(--green-stroke); }
.promise-num {
  font-family: var(--font-num); font-weight: 700; font-size: 28px;
  color: var(--green); flex-shrink: 0;
}
.p-title { font-size: 15px; font-weight: 700; }
.p-desc { font-size: 12px; color: var(--text-note); }

/* ---------- 通用居中 CTA ---------- */
.center-cta { text-align: center; padding: 70px 0 80px; }
.cc-title { font-size: 26px; font-weight: 700; }
.cc-desc { font-size: 15px; color: var(--text-body); margin-top: 12px; line-height: 1.8; }
.cc-btn { margin-top: 26px; }

/* ---------- 显现动画 ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1180px) {
  :root { --gutter: 48px; }
  .hero-row { gap: 40px; }
  .hero-right, .photo-card { width: 320px; }
  .photo-card { height: 420px; }
  .about-hero { gap: 40px; }
  .about-hero-right, .about-photo { width: 300px; }
  .about-photo { height: 400px; }
  .side-card { width: 320px; }
  .tl-row, .future-row { grid-template-columns: 130px 60px 1fr; }
}
@media (max-width: 980px) {
  .site-nav .nav-links { display: none; }
  .site-nav .nav-cta { display: none; }
  .nav-burger { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 18px;
    position: absolute; top: 72px; left: 0; right: 0;
    background: rgba(9, 14, 25, 0.97); padding: 24px var(--gutter);
    border-bottom: 1px solid var(--line-faint);
  }
  .hero-row, .about-hero { flex-direction: column; align-items: flex-start; }
  .hero-right { width: 100%; }
  .photo-card { width: 100%; height: 380px; }
  .about-hero-right { width: 100%; }
  .about-photo { width: 100%; height: 340px; }
  .stats-band { flex-wrap: wrap; gap: 22px; padding: 30px 26px; }
  .stat { min-width: 40%; }
  .stat-div { display: none; }
  .prod-steps { flex-wrap: wrap; gap: 26px; }
  .p-step { flex: 1 1 30%; }
  .path-cols { flex-direction: column; }
  .work-card { flex-wrap: wrap; }
  .work-chip { width: 100%; text-align: center; }
  .contact-body { padding: 26px 0 64px; }
  .contact-grid { flex-direction: column; align-items: stretch; gap: 20px; }
  .form-card { width: 100%; }
  .side-card { width: 100%; }
  .promise-strip { flex-direction: column; }
  .trait-cards { flex-wrap: wrap; }
  .trait-card { flex: 1 1 40%; }
  .meth-card { flex-wrap: wrap; }
  .meth-left { width: 100%; }
  .meth-side { width: 100%; align-items: flex-start; }
  .form-row { flex-direction: column; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 620px) {
  :root { --gutter: 24px; }
  .hero-title, .about-h1, .meth-h1, .contact-h1 { font-size: 34px; }
  .sec-title { font-size: 28px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .tl-row, .future-row { grid-template-columns: 1fr; }
  .tl-year { margin-bottom: 4px; }
  .tl-spine { display: none; }
  .future-card { grid-column: 1; flex-direction: column; align-items: flex-start; }
  .stat { min-width: 100%; }
  .p-step { flex: 1 1 45%; }
  .quote-text { font-size: 21px; }
  /* --- 联系页：移动端表单与渠道卡（防挤压 / 防 iOS 聚焦自动缩放） --- */
  .contact-hero { padding: 52px 0 30px; }
  .contact-h2 { font-size: 15px; line-height: 1.85; }
  .form-card { padding: 22px 18px; gap: 16px; border-radius: 16px; }
  .form-title { font-size: 19px; }
  .form-desc { font-size: 13px; line-height: 1.75; }
  .form-row { gap: 14px; }
  .field { gap: 6px; }
  .field input { height: 48px; font-size: 16px; }
  .field textarea { height: 104px; font-size: 16px; }
  .form-submit { padding: 15px 0; }
  .side-card { padding: 22px 18px; gap: 18px; }
  .qr-img { width: 170px; height: 170px; }
  .promise-strip { padding-bottom: 56px; gap: 12px; }
  .promise-card { padding: 16px 18px; }
  .promise-num { font-size: 24px; }
  .contact-row { flex-direction: column; text-align: center; }
  .qr-txt-col { text-align: center; }
}

/* =========================================================
   产品页 · 六级产品体系
   ========================================================= */
.prod-hero { padding: 72px 0 8px; }
.prod-h1 {
  font-size: 44px; font-weight: 700; letter-spacing: 1px;
  line-height: 1.3; margin-top: 22px; color: var(--text-hi);
}
.prod-h2 {
  font-size: 16px; color: var(--text-body); line-height: 1.85;
  margin-top: 18px; max-width: 780px;
}

/* 级别速览胶囊 */
.lv-nav { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.lv-nav a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 999px; font-size: 13px;
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
  color: var(--text-body); text-decoration: none;
  transition: all .2s ease;
}
.lv-nav a:hover {
  border-color: var(--green-stroke); color: var(--green-text);
  background: var(--green-dim);
}
.lv-nav .n { font-family: var(--font-num); font-weight: 700; color: var(--green); }

/* 级别卡片 */
.lv-list { margin-top: 20px; }
.lv-card {
  margin-top: 22px; padding: 34px 36px;
  border-radius: var(--radius-lg);
  background: var(--bg-card); border: 1px solid var(--line-card);
  scroll-margin-top: 96px;
}
.lv-head { display: flex; align-items: flex-start; gap: 20px; }
.lv-idx {
  font-family: var(--font-num); font-size: 32px; font-weight: 700;
  color: var(--green); line-height: 1; flex-shrink: 0; padding-top: 2px;
}
.lv-meta { flex: 1; min-width: 0; }
.lv-name { font-size: 24px; font-weight: 700; color: var(--text-hi); }
.lv-kicker { font-size: 13px; color: var(--green-text); margin-top: 7px; letter-spacing: .5px; }
.lv-pos { font-size: 14.5px; color: var(--text-body); line-height: 1.8; margin-top: 14px; }

/* 商品标签 */
.lv-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.lv-tag {
  font-size: 12.5px; padding: 6px 12px; border-radius: 8px;
  background: var(--green-dim); border: 1px solid var(--green-stroke);
  color: var(--green-text);
}
.lv-tag-k { font-size: 12.5px; color: var(--text-note); align-self: center; margin-right: 2px; }

/* 材料 / 施工 双列 */
.lv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 26px; }
.lv-col {
  padding: 20px 22px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.lv-col-h {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 700; color: var(--text-mid);
}
.lv-col-h .d { width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.lv-col-h .d.o { background: #E0A75C; }
.lv-col-h em {
  font-style: normal; font-family: var(--font-num); font-size: 12px;
  color: var(--text-note); font-weight: 600; margin-left: auto;
}
.lv-col ul { margin: 12px 0 0; padding: 0; list-style: none; }
.lv-col li {
  position: relative; padding-left: 14px;
  font-size: 13.5px; color: var(--text-body); line-height: 1.75;
}
.lv-col li + li { margin-top: 4px; }
.lv-col li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--text-faint);
}

/* 切入建议 */
.lv-foot {
  display: flex; gap: 12px; align-items: flex-start;
  margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--line-faint);
}
.lv-foot-k {
  flex-shrink: 0; font-size: 12px; font-weight: 700; letter-spacing: .5px;
  color: var(--green); padding-top: 2px;
}
.lv-foot-v { font-size: 13.5px; color: var(--text-body); line-height: 1.8; }

/* 预留：3D 模型 / 视频位 */
.lv-media { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.lv-media span {
  font-size: 12px; color: var(--text-note); padding: 6px 12px;
  border-radius: 8px; border: 1px dashed var(--line-soft);
}

/* 选切入点总结 */
.pick-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 36px; }
.pick-card {
  padding: 24px 26px; border-radius: var(--radius-lg);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.pick-k { font-size: 13px; color: var(--green-text); font-weight: 700; letter-spacing: .5px; }
.pick-t { font-size: 17px; font-weight: 700; color: var(--text-hi); margin-top: 10px; }
.pick-v { font-size: 13.5px; color: var(--text-body); line-height: 1.8; margin-top: 10px; }

@media (max-width: 980px) {
  .lv-grid, .pick-grid { grid-template-columns: 1fr; }
  .prod-h1 { font-size: 34px; }
  .lv-card { padding: 26px 22px; }
}


/* ============================================================
   商品明细（产品页 · 三级结构：级别 → 商品 → 商品详情）
   ============================================================ */
.pd-block { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line-faint); }
.pd-block-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.pd-block-t { font-size: 14px; font-weight: 700; color: var(--text-mid); letter-spacing: .5px; }
.pd-block-n { font-size: 12.5px; color: var(--text-note); }

.pd-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.pd-tab {
  font-family: var(--font-cn); font-size: 13px; line-height: 1.4;
  padding: 8px 15px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--line-soft);
  color: var(--text-body); transition: all .18s ease;
}
.pd-tab:hover { border-color: var(--green-stroke); color: var(--green-text); }
.pd-tab.is-on {
  background: var(--green-dim); border-color: var(--green-stroke);
  color: var(--green-text); font-weight: 700;
}

.pd-panels { margin-top: 16px; }
.pd-panel { display: none; }
.pd-panel.is-on { display: block; animation: pdIn .26s ease; }
@keyframes pdIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.pd-panel-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.pd-panel-name { font-size: 19px; font-weight: 700; color: var(--text-hi); }
.pd-panel-sub { font-size: 12.5px; color: var(--text-note); }

.pd-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
.pd-col {
  padding: 18px 20px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.pd-col-h {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; color: var(--text-mid);
}
.pd-col-h .d { width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.pd-col-h .d.o { background: #E0A75C; }
.pd-col-h em {
  font-style: normal; font-family: var(--font-num); font-size: 12px;
  color: var(--text-note); font-weight: 600; margin-left: auto;
}
.pd-col ul { margin: 11px 0 0; padding: 0; list-style: none; }
.pd-col li {
  position: relative; padding-left: 14px;
  font-size: 13px; color: var(--text-body); line-height: 1.75;
}
.pd-col li + li { margin-top: 4px; }
.pd-col li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--text-faint);
}

.pd-price {
  display: flex; gap: 12px; align-items: baseline; margin-top: 14px;
  padding: 12px 16px; border-radius: var(--radius-sm);
  background: var(--bg-field); border: 1px solid var(--line-faint);
}
.pd-price-k { flex-shrink: 0; font-size: 11.5px; font-weight: 700; letter-spacing: .5px; color: var(--green); }
.pd-price-v { font-size: 13px; color: var(--text-mid); line-height: 1.7; }

.pd-media { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.pd-media-item {
  display: flex; align-items: center; gap: 10px; min-height: 76px; padding: 14px 16px;
  border-radius: var(--radius-md); border: 1px dashed var(--line-soft);
  background: linear-gradient(150deg, rgba(23, 51, 43, .55), rgba(13, 26, 22, .3));
}
.pd-media-tag {
  flex-shrink: 0; font-size: 10.5px; letter-spacing: 1px; color: var(--text-note);
  border: 1px solid var(--line-soft); border-radius: 6px; padding: 2px 7px;
}
.pd-media-t { font-size: 12.5px; color: var(--text-note); line-height: 1.6; }

/* ---------- 商品下方内嵌：学习资料（可展开） ---------- */
.pd-know {
  margin-top: 14px; border-radius: var(--radius-md);
  border: 1px solid var(--green-stroke); background: var(--green-dim);
  overflow: visible;
}
.pd-know[open] { background: rgba(46, 201, 143, .09); }
.pd-know-sum {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 15px 18px; cursor: pointer; list-style: none;
  -webkit-tap-highlight-color: transparent;
}
.pd-know-sum::-webkit-details-marker { display: none; }
.pd-know-sum::marker { content: ""; }
.pd-know-k {
  flex-shrink: 0; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  color: var(--green-deep); background: var(--green); border-radius: 6px; padding: 3px 8px;
}
.pd-know-t { font-size: 13px; color: var(--green-text); }
.pd-know-a { margin-left: auto; font-size: 12.5px; font-weight: 700; color: var(--green); white-space: nowrap; }
.pd-know-a .a-close { display: none; }
.pd-know[open] .pd-know-a .a-open { display: none; }
.pd-know[open] .pd-know-a .a-close { display: inline; }
.pd-know-body { padding: 2px 18px 18px; border-top: 1px solid var(--line-faint); margin-top: 2px; }

.kn-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.kn-sec {
  padding: 18px 20px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.kn-sec-wide { margin-top: 14px; }
.kn-sec-k { display: flex; align-items: center; gap: 9px; font-size: 13.5px; font-weight: 700; color: var(--text-mid); }
.kn-sec-k .kn-i {
  font-family: var(--font-num); font-size: 11px; font-weight: 700; color: var(--green);
  border: 1px solid var(--green-stroke); border-radius: 5px; padding: 1px 6px;
}
.kn-sec ul { margin: 12px 0 0; padding: 0; list-style: none; }
.kn-sec li {
  position: relative; padding-left: 14px;
  font-size: 13px; color: var(--text-body); line-height: 1.78;
}
.kn-sec li + li { margin-top: 6px; }
.kn-sec li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--text-faint);
}
.kn-sec-warn { border-color: rgba(224, 167, 92, .34); }
.kn-sec-warn .kn-sec-k { color: #EFC58F; }
.kn-sec-warn .kn-sec-k .kn-i { color: #E0A75C; border-color: rgba(224, 167, 92, .45); }
.kn-sec-warn li::before { background: #E0A75C; }
.kn-cares { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 22px; }
.kn-media { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.kn-media span {
  font-size: 12px; color: var(--text-note); padding: 6px 12px;
  border-radius: 8px; border: 1px dashed var(--line-soft);
}

@media (max-width: 980px) {
  .pd-cols, .pd-media, .kn-grid, .kn-cares { grid-template-columns: 1fr; }
  .pd-know-body { padding: 2px 14px 16px; }
}

/* ---------- 商品下方内嵌：错误案例库（可展开 + 可按维度排序） ---------- */
.pd-fx {
  margin-top: 12px; border-radius: var(--radius-md);
  border: 1px solid rgba(224, 167, 92, .3); background: rgba(224, 167, 92, .06);
  overflow: visible;
}
.pd-fx[open] { background: rgba(224, 167, 92, .09); }
.pd-fx-sum {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 15px 18px; cursor: pointer; list-style: none;
  -webkit-tap-highlight-color: transparent;
}
.pd-fx-sum::-webkit-details-marker { display: none; }
.pd-fx-sum::marker { content: ""; }
.pd-fx-k {
  flex-shrink: 0; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  color: #2A1A06; background: #E0A75C; border-radius: 6px; padding: 3px 8px;
}
.pd-fx-t { font-size: 13px; color: #EFC58F; }
.pd-fx-a { margin-left: auto; font-size: 12.5px; font-weight: 700; color: #E0A75C; white-space: nowrap; }
.pd-fx-a .a-close { display: none; }
.pd-fx[open] .pd-fx-a .a-open { display: none; }
.pd-fx[open] .pd-fx-a .a-close { display: inline; }
.pd-fx-body { padding: 2px 18px 18px; border-top: 1px solid var(--line-faint); margin-top: 2px; }

.fx-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.fx-bar-k { font-size: 12px; font-weight: 700; color: var(--text-note); letter-spacing: .5px; }
.fx-btn {
  font-family: var(--font-cn); font-size: 12.5px; line-height: 1.4;
  padding: 6px 13px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--line-soft);
  color: var(--text-body); transition: all .18s ease;
}
.fx-btn:hover { border-color: rgba(224, 167, 92, .6); color: #EFC58F; }
.fx-btn.is-on {
  background: rgba(224, 167, 92, .16); border-color: rgba(224, 167, 92, .55);
  color: #EFC58F; font-weight: 700;
}

.fx-list { margin-top: 14px; display: grid; gap: 12px; }
.fx-card {
  padding: 16px 18px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.fx-hd { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.fx-no {
  flex-shrink: 0; font-family: var(--font-num); font-size: 11.5px; font-weight: 700;
  color: #E0A75C; border: 1px solid rgba(224, 167, 92, .45); border-radius: 5px; padding: 1px 6px;
}
.fx-t { font-size: 14px; font-weight: 700; color: var(--text-hi); }
.fx-tags { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
.fx-tag {
  font-style: normal; font-size: 10.5px; font-weight: 700; letter-spacing: .3px;
  padding: 2px 7px; border-radius: 5px; border: 1px solid var(--line-soft);
  color: var(--text-note); white-space: nowrap;
}
.fx-tag.f::before { content: "频次 "; }
.fx-tag.c::before { content: "费用 "; }
.fx-tag.d::before { content: "时效 "; }
.fx-tag.f5, .fx-tag.c5, .fx-tag.d5 {
  color: #F09A9A; border-color: rgba(240, 154, 154, .5); background: rgba(240, 154, 154, .1);
}
.fx-tag.f4, .fx-tag.c4, .fx-tag.d4 {
  color: #EFC58F; border-color: rgba(224, 167, 92, .5); background: rgba(224, 167, 92, .1);
}

.fx-sym { margin: 11px 0 0; font-size: 13px; color: var(--text-body); line-height: 1.75; }
.fx-lb {
  display: inline-block; margin-right: 8px; font-size: 10.5px; font-weight: 700; letter-spacing: .5px;
  color: var(--text-note); border: 1px solid var(--line-soft); border-radius: 4px;
  padding: 1px 6px; vertical-align: 1px;
}
.fx-cells { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.fx-cell {
  padding: 11px 13px; border-radius: var(--radius-sm);
  background: var(--bg-field); border: 1px solid var(--line-faint);
}
.fx-cell-cost { border-color: rgba(224, 167, 92, .28); }
.fx-cell-dur { border-color: rgba(127, 168, 220, .26); }
.fx-cl {
  display: block; font-size: 11px; font-weight: 700; letter-spacing: .5px;
  color: var(--green); margin-bottom: 5px;
}
.fx-cell-cost .fx-cl { color: #E0A75C; }
.fx-cell-dur .fx-cl { color: #7FA8DC; }
.fx-cell p { margin: 0; font-size: 12.5px; color: var(--text-body); line-height: 1.72; }

/* ---------- 商品下方内嵌：验收标准（底线 + 更好的标准） ---------- */
.pd-acc {
  margin-top: 12px; border-radius: var(--radius-md);
  border: 1px solid rgba(127, 168, 220, .3); background: rgba(127, 168, 220, .06);
  overflow: visible;
}
.pd-acc[open] { background: rgba(127, 168, 220, .09); }
.pd-acc-sum {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 15px 18px; cursor: pointer; list-style: none;
  -webkit-tap-highlight-color: transparent;
}
.pd-acc-sum::-webkit-details-marker { display: none; }
.pd-acc-sum::marker { content: ""; }
.pd-acc-k {
  flex-shrink: 0; font-size: 11px; font-weight: 700; letter-spacing: 1px;
  color: #0B1626; background: #7FA8DC; border-radius: 6px; padding: 3px 8px;
}
.pd-acc-t { font-size: 13px; color: #AFCAEA; }
.pd-acc-a { margin-left: auto; font-size: 12.5px; font-weight: 700; color: #7FA8DC; white-space: nowrap; }
.pd-acc-a .a-close { display: none; }
.pd-acc[open] .pd-acc-a .a-open { display: none; }
.pd-acc[open] .pd-acc-a .a-close { display: inline; }
.pd-acc-body { padding: 2px 18px 18px; border-top: 1px solid var(--line-faint); margin-top: 2px; }

.acc-blk {
  margin-top: 14px; padding: 16px 18px; border-radius: var(--radius-md);
  background: var(--bg-card-soft); border: 1px solid var(--line-soft);
}
.acc-blk-h { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.acc-bk { font-size: 13.5px; font-weight: 700; color: var(--text-mid); }
.acc-bs { font-size: 11.5px; color: var(--text-note); }
.acc-blk-base { border-color: var(--green-stroke); background: var(--green-dim); }
.acc-blk-base .acc-bk { color: var(--green-text); }
.acc-blk-fail { border-color: rgba(224, 167, 92, .3); }
.acc-blk-fail .acc-bk { color: #EFC58F; }
.acc-blk-plus { border-color: rgba(127, 168, 220, .34); }
.acc-blk-plus .acc-bk { color: #AFCAEA; }

/* 内容里的强调（**x** 渲染为 strong）：提亮加粗，不引入新色相 */
.acc-std strong, .acc-plus strong, .acc-fail strong, .acc-tools strong,
.acc-m strong, .fx-card strong { font-weight: 600; color: var(--text-hi); }

.acc-std, .acc-fail, .acc-plus { margin: 12px 0 0; padding: 0; list-style: none; }
.acc-fail { counter-reset: acf; }
.acc-std li, .acc-plus li {
  position: relative; padding-left: 15px;
  font-size: 13px; color: var(--text-body); line-height: 1.78;
}
.acc-std li + li, .acc-plus li + li, .acc-fail li + li { margin-top: 7px; }
.acc-std li::before, .acc-plus li::before {
  content: ""; position: absolute; left: 0; top: 10px;
  width: 5px; height: 5px; border-radius: 50%;
}
.acc-std li::before { background: var(--green); }
.acc-plus li::before { background: #7FA8DC; }
.acc-fail li {
  position: relative; padding-left: 26px; counter-increment: acf;
  font-size: 13px; color: var(--text-body); line-height: 1.78;
}
.acc-fail li::before {
  content: counter(acf, decimal-leading-zero); position: absolute; left: 0; top: 3px;
  font-family: var(--font-num); font-size: 11px; font-weight: 700; color: #E0A75C;
}

.acc-tools { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.acc-tools span {
  font-size: 12px; color: var(--text-body); padding: 5px 11px;
  border-radius: 7px; border: 1px solid var(--line-soft); background: var(--bg-field);
}

.acc-mth { display: grid; gap: 10px; margin-top: 12px; }
.acc-m {
  padding: 13px 15px; border-radius: var(--radius-sm);
  background: var(--bg-field); border: 1px solid var(--line-faint);
}
.acc-m-k { font-size: 13px; font-weight: 700; color: var(--text-hi); }
.acc-m-r { display: flex; gap: 10px; margin-top: 8px; align-items: flex-start; }
.acc-m-l {
  flex-shrink: 0; width: 62px; font-size: 11px; font-weight: 700;
  letter-spacing: .3px; color: var(--text-note); padding-top: 2px;
}
.acc-m-r p { margin: 0; font-size: 12.5px; color: var(--text-body); line-height: 1.72; }
.acc-m-r.acc-m-x .acc-m-l { color: #E0A75C; }
.acc-m-r.acc-m-x p { color: #EFC58F; }

@media (max-width: 980px) {
  .fx-cells { grid-template-columns: 1fr; }
  .fx-tags { margin-left: 0; }
  .fx-card, .acc-m { padding: 14px 15px; }
  .pd-fx-body, .pd-acc-body { padding: 2px 14px 16px; }
  .acc-blk { padding: 14px 15px; }
  .acc-m-l { width: 56px; }
}

/* ---------- 配图：实拍 + 情况标注（悬停放大 / 点击看大图） ---------- */
.c-fig { position: relative; margin: 0; z-index: 1; max-width: 640px; }
.c-fig img {
  display: block; width: 100%; height: auto; aspect-ratio: 5 / 3; object-fit: cover;
  border-radius: 10px; border: 1px solid rgba(255, 255, 255, .1);
  cursor: zoom-in; transform-origin: 50% 50%;
  transition: transform .34s cubic-bezier(.2, .72, .32, 1), box-shadow .34s ease,
              border-color .34s ease;
  will-change: transform;
}
.c-fig:hover { z-index: 90; }
.c-fig:hover img {
  transform: scale(1.5);
  box-shadow: 0 28px 72px rgba(0, 0, 0, .74);
  border-color: rgba(46, 201, 143, .5);
}
.c-fig figcaption {
  display: flex; gap: 10px; align-items: baseline; justify-content: space-between;
  margin-top: 7px; font-size: 11.5px; line-height: 1.5;
}
.cf-k { color: var(--green); font-weight: 700; }
.cf-s { color: var(--text-faint); white-space: nowrap; }

/* 尺寸统一由 aspect-ratio:3/2 决定，见 .c-fig img */
.c-fig-fx img, .c-fig-kn img, .c-fig-m img, .c-fig-s img { height: auto; }

.fx-card { display: grid; grid-template-columns: minmax(0, 1fr) 262px; gap: 18px; align-items: start; }
.fx-main { min-width: 0; }
.kn-sec .c-fig { margin-top: 14px; }
.acc-m { display: grid; grid-template-columns: 236px minmax(0, 1fr); gap: 16px; align-items: start; }
.acc-m-body { min-width: 0; }

.cf-lb {
  position: fixed; inset: 0; z-index: 9999; display: none;
  background: rgba(4, 8, 14, .93);
  align-items: center; justify-content: center; padding: 32px;
}
.cf-lb.is-on { display: flex; }
.cf-lb img {
  max-width: 94vw; max-height: 86vh; border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .16);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .8);
}
.cf-lb-x {
  position: absolute; top: 16px; right: 26px; font-size: 30px; line-height: 1;
  color: #fff; opacity: .72; cursor: pointer;
}
.cf-lb-x:hover { opacity: 1; }
.cf-lb-cap {
  position: absolute; left: 0; right: 0; bottom: 20px; text-align: center;
  font-size: 13px; color: var(--text-note);
}

@media (max-width: 980px) {
  .fx-card { grid-template-columns: 1fr; }
  .acc-m { grid-template-columns: 1fr; }
  .c-fig:hover img { transform: scale(1.16); }
}

/* ============================================================
   页脚备案信息
   ============================================================ */
.footer-beian {
  margin-top: 14px;
  display: flex; justify-content: center; align-items: center;
  flex-wrap: wrap; gap: 8px 18px;
  font-size: 12px; line-height: 1.9; color: var(--text-note);
  text-align: center;
}
.footer-beian a {
  color: var(--text-note); text-decoration: none;
  border-bottom: 1px solid var(--line-faint);
  transition: color .2s ease, border-color .2s ease;
}
.footer-beian a:hover { color: var(--green-text); border-bottom-color: var(--green-text); }