/* ==========================================================================
   宣传落地页（未登录访客，js/public-home.js + js/public-home-demo.js）
   配色取自品牌标：藏青 #173E6B + 金 #D4B483；标题衬线体，正文无衬线。
   ========================================================================== */

.lp {
  --lp-ink: #10233a;
  --lp-ink-2: #2a3747;
  --lp-muted: #5d6877;
  --lp-faint: #8b94a1;
  --lp-navy: #173e6b;
  --lp-navy-2: #1f4f86;
  --lp-night: #0e2238;
  --lp-night-2: #0a1a2c;
  --lp-gold: #d4b483;
  --lp-gold-2: #e0c495;
  --lp-gold-deep: #94703c;
  --lp-red: #b4442f;
  --lp-green: #2f7d5b;
  --lp-paper: #f5f2ea;
  --lp-paper-2: #fbfaf7;
  --lp-line: rgba(16, 35, 58, 0.1);
  --lp-line-strong: rgba(16, 35, 58, 0.2);
  --lp-shadow-lg: 0 40px 80px -36px rgba(14, 34, 56, 0.38), 0 2px 6px rgba(14, 34, 56, 0.05);
  --lp-shadow-md: 0 18px 40px -24px rgba(14, 34, 56, 0.35);
  --lp-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', 'STSong', 'SimSun', serif;
  --lp-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
  --lp-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  min-height: 100vh;
  background: #fff;
  color: var(--lp-ink);
  font-family: var(--lp-sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.lp *,
.lp *::before,
.lp *::after {
  box-sizing: border-box;
}

.lp [hidden] {
  display: none !important;
}

/* 零优先级重置：不能压过各模块自己的 margin / padding */
:where(.lp) :where(h1, h2, h3, h4, p, ol, ul, dl, dd, figure) {
  margin: 0;
}

:where(.lp) :where(ol, ul) {
  padding: 0;
  list-style: none;
}

.lp button {
  font-family: inherit;
}

.lp section[id] {
  scroll-margin-top: 68px;
}

.lp-wrap {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ---------- 按钮与链接 ---------- */

.lp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.lp-btn svg {
  flex: none;
  transition: transform 0.18s ease;
}

.lp-btn:hover svg:last-child:not(:first-child) {
  transform: translateX(3px);
}

.lp-btn:focus-visible,
.lp-link:focus-visible,
.lp-module:focus-visible,
.lp-tabs__btn:focus-visible,
.lp-faq__item summary:focus-visible {
  outline: 2px solid var(--lp-gold);
  outline-offset: 2px;
}

.lp-btn--lg {
  height: 50px;
  padding: 0 26px;
  font-size: 16px;
}

.lp-btn--sm {
  height: 36px;
  padding: 0 16px;
  font-size: 14px;
}

.lp-btn--gold {
  background: var(--lp-gold);
  color: var(--lp-ink);
}

.lp-btn--gold:hover {
  background: var(--lp-gold-2);
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -12px rgba(212, 180, 131, 0.9);
}

.lp-btn--navy {
  background: var(--lp-navy);
  color: #fff;
}

.lp-btn--navy:hover:not(:disabled) {
  background: var(--lp-navy-2);
}

.lp-btn--navy:disabled {
  opacity: 0.55;
  cursor: default;
}

.lp-btn--ghost {
  border-color: rgba(255, 255, 255, 0.28);
  background: transparent;
  color: #eef2f7;
}

.lp-btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.07);
}

.lp-btn--outline {
  border-color: var(--lp-line-strong);
  background: #fff;
  color: var(--lp-ink);
}

.lp-btn--outline:hover {
  border-color: var(--lp-navy);
  color: var(--lp-navy);
}

.lp-btn--text {
  padding: 0 12px;
  background: transparent;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 500;
}

.lp-btn--text:hover {
  color: #fff;
}

.lp-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--lp-navy);
  font-size: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.lp-link--dark {
  color: rgba(255, 255, 255, 0.72);
  font-weight: 500;
}

.lp-link--dark:hover {
  color: #fff;
}

/* ---------- 顶部活动条与导航 ---------- */

.lp-promo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 9px 16px;
  background: var(--lp-gold);
  color: var(--lp-ink);
  font-size: 13.5px;
}

.lp-promo__tag {
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--lp-night);
  color: var(--lp-gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.lp-promo__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--lp-ink);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
}

.lp-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(14, 34, 56, 0.9);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
}

.lp-nav__inner {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 68px;
}

.lp-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  text-decoration: none;
}

.lp-brand img {
  border-radius: 8px;
}

.lp-brand__name {
  font-family: var(--lp-serif);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.lp-brand__sub {
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.55);
  font-size: 12.5px;
}

.lp-nav__links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}

.lp-nav__links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14.5px;
  text-decoration: none;
  transition: color 0.18s ease;
}

.lp-nav__links a:hover {
  color: #fff;
}

.lp-nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- 首屏 ---------- */

.lp-hero,
.lp-cta {
  position: relative;
  overflow: hidden;
  background-color: var(--lp-night);
  background-image:
    radial-gradient(ellipse 55% 60% at 82% 18%, rgba(212, 180, 131, 0.16), transparent 70%),
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: auto, 160px 160px, 160px 160px, 32px 32px, 32px 32px;
  background-position: 0 0, -1px -1px, -1px -1px, -1px -1px, -1px -1px;
  color: #eef2f7;
}

.lp-hero::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 220px;
  background: linear-gradient(180deg, transparent, var(--lp-night));
  pointer-events: none;
}

.lp-hero > .lp-wrap {
  position: relative;
  z-index: 1;
}

.lp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
  padding-top: 56px;
}

.lp-hero__copy {
  animation: lpFadeUp 0.7s ease both;
}

.lp-eyebrow {
  display: flex;
  align-items: center;
  color: var(--lp-gold-deep);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.lp-eyebrow--dark {
  color: var(--lp-gold);
}

.lp-eyebrow--dark::before {
  content: '';
  width: 28px;
  height: 1px;
  margin-right: 12px;
  background: currentColor;
}

.lp-eyebrow__no {
  margin-right: 12px;
  padding-right: 12px;
  border-right: 1px solid currentColor;
  font-family: var(--lp-mono);
  font-weight: 500;
  letter-spacing: 0;
}

.lp-hero__title {
  margin-top: 22px;
  color: #f7f3ea;
  font-family: var(--lp-serif);
  font-size: 58px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.lp-hero__title em {
  color: var(--lp-gold);
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: rgba(212, 180, 131, 0.45);
  text-decoration-thickness: 4px;
  text-underline-offset: 12px;
}

.lp-hero__lead {
  max-width: 33em;
  margin-top: 24px;
  color: rgba(232, 238, 245, 0.74);
  font-size: 17px;
  line-height: 1.9;
}

.lp-hero__actions {
  display: flex;
  gap: 14px;
  margin-top: 36px;
}

.lp-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 26px;
  color: rgba(232, 238, 245, 0.6);
  font-size: 13.5px;
}

.lp-hero__facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.lp-hero__facts li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lp-gold);
}

.lp-hero__facts b {
  color: var(--lp-gold);
  font-weight: 700;
}

/* 首屏右侧：招标文件评分条款 → 按评分项生成的目录 + 横道图 */
.lp-hv {
  position: relative;
  height: 500px;
}

.lp-hv__sheet,
.lp-hv__outline,
.lp-hv__gantt {
  position: absolute;
  color: var(--lp-ink);
}

.lp-hv__sheet {
  top: 6px;
  left: 0;
  width: 62%;
  padding: 18px 22px 22px;
  border-radius: 6px;
  background: #fbf8f1;
  box-shadow: 0 30px 60px -24px rgba(0, 0, 0, 0.55);
  transform: rotate(-2.5deg);
  animation: lpSheetIn 0.8s 0.1s ease both;
}

.lp-hv__file {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--lp-muted);
  font-size: 12px;
}

.lp-hv__file-ic,
.lp-demo__file-ic,
.lp-doc__ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  background: #2b579a;
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
  font-weight: 700;
}

.lp-hv__file-ic {
  width: 16px;
  height: 18px;
  font-size: 10px;
}

.lp-hv__clause {
  margin-top: 14px;
  font-family: var(--lp-serif);
  font-size: 15px;
  font-weight: 700;
}

.lp-hv__lines i {
  display: block;
  height: 7px;
  margin: 10px 0;
  border-radius: 3px;
  background: rgba(16, 35, 58, 0.11);
}

.lp-hv__lines p {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 12px 0;
  font-family: var(--lp-serif);
  font-size: 13px;
}

.lp-hv__lines mark {
  padding: 0 2px;
  background: linear-gradient(transparent 50%, rgba(212, 180, 131, 0.7) 50%);
  color: var(--lp-ink);
}

.lp-hv__lines p::after {
  content: '评分项';
  padding: 0 5px;
  border: 1px solid var(--lp-red);
  border-radius: 3px;
  color: var(--lp-red);
  font-family: var(--lp-sans);
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.6;
  transform: rotate(-5deg);
}

.lp-hv__outline {
  top: 168px;
  right: 0;
  width: 68%;
  overflow: hidden;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.6);
  animation: lpFadeUp 0.7s 0.35s ease both;
}

.lp-hv__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
  font-size: 13px;
  font-weight: 600;
}

.lp-hv__pill {
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(212, 180, 131, 0.22);
  color: var(--lp-gold-deep);
  font-size: 11.5px;
}

.lp-hv__toc li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  animation: lpRowIn 0.5s ease both;
  animation-delay: calc(var(--i) * 140ms + 700ms);
}

.lp-hv__toc li + li:not(.lp-hv__sub) {
  border-top: 1px solid var(--lp-line);
}

.lp-hv__no {
  color: var(--lp-faint);
  font-size: 12px;
}

.lp-hv__name {
  overflow: hidden;
  font-size: 14.5px;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.lp-hv__score {
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(23, 62, 107, 0.08);
  color: var(--lp-navy);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.lp-hv__toc .lp-hv__sub {
  display: flex;
  gap: 18px;
  padding: 0 18px 12px 78px;
  color: var(--lp-muted);
  font-size: 12.5px;
}

.lp-hv__foot {
  display: flex;
  justify-content: space-between;
  padding: 11px 18px;
  border-top: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
  color: var(--lp-muted);
  font-size: 12.5px;
}

.lp-hv__foot b {
  color: var(--lp-green);
}

.lp-hv__gantt {
  bottom: 0;
  left: 0;
  width: 33%;
  padding: 14px 16px 12px;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 30px 60px -24px rgba(0, 0, 0, 0.55);
  animation: lpFadeUp 0.7s 0.6s ease both;
}

.lp-hv__gantt p {
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 600;
}

.lp-hv__bars i {
  position: relative;
  display: block;
  height: 8px;
  margin: 9px 0;
  border-radius: 4px;
  background: rgba(16, 35, 58, 0.06);
}

.lp-hv__bars i::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--l);
  width: var(--w);
  border-radius: 4px;
  background: #6d8db3;
  transform-origin: left center;
  animation: lpBarGrow 0.8s 1.2s ease both;
}

.lp-hv__bars i.is-key::before {
  background: var(--lp-gold);
}

/* 首屏底部：五步流程 */
.lp-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 28px;
  margin-top: 44px;
  padding: 30px 0 60px;
  border-top: 1px solid rgba(212, 180, 131, 0.35);
}

.lp-flow__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lp-flow__step::before {
  content: '';
  position: absolute;
  top: -35px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lp-gold);
  box-shadow: 0 0 0 4px rgba(212, 180, 131, 0.18);
}

.lp-flow__no {
  color: var(--lp-gold);
  font-family: var(--lp-mono);
  font-size: 13px;
}

.lp-flow__step strong {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
}

.lp-flow__step span:last-child {
  color: rgba(232, 238, 245, 0.58);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- 通用版块 ---------- */

.lp-section {
  padding: 112px 0;
  background: #fff;
}

.lp-section--paper {
  background: var(--lp-paper);
}

.lp-head--center {
  max-width: 760px;
  margin: 0 auto 64px;
  text-align: center;
}

.lp-head--center .lp-eyebrow {
  justify-content: center;
}

.lp-h2 {
  margin-top: 16px;
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.3;
}

.lp-head__lead {
  margin-top: 18px;
  color: var(--lp-muted);
  font-size: 16.5px;
  line-height: 1.9;
}

.lp-head__lead b {
  color: var(--lp-gold-deep);
}

.lp-split-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 40px;
}

.lp-split-head .lp-head__lead {
  margin: 0;
  justify-self: end;
  max-width: 30em;
}

.lp-checks li,
.lp-plan__list li {
  display: flex;
  gap: 10px;
}

.lp-checks svg,
.lp-plan__list svg {
  flex: none;
  margin-top: 4px;
  color: var(--lp-green);
}

/* ---------- 在线演示（自动播放动画，js/public-home-demo.js） ---------- */
/* 形变过渡会把元素克隆进 .lp-demo__ghosts，所以这里的样式尽量不依赖父级场景选择器 */

.lp-demo {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--lp-shadow-lg);
}

.lp-demo__chrome {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 44px;
  padding: 0 18px;
  border-bottom: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
}

.lp-demo__dots {
  display: flex;
  gap: 7px;
}

.lp-demo__dots i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #e2ddd2;
}

.lp-demo__app {
  color: var(--lp-ink);
  font-size: 13px;
  font-weight: 600;
}

.lp-demo__project {
  margin-left: auto;
  padding: 2px 12px;
  border-radius: 999px;
  background: rgba(16, 35, 58, 0.05);
  color: var(--lp-muted);
  font-size: 12px;
}

/* 步骤条 */

.lp-demo__steps {
  display: flex;
  align-items: center;
  height: 52px;
  padding: 0 28px;
  border-bottom: 1px solid var(--lp-line);
}

.lp-demo__step {
  display: flex;
  flex: 1;
  align-items: center;
  gap: 9px;
  color: var(--lp-faint);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.4s ease;
}

.lp-demo__step:last-child {
  flex: none;
}

.lp-demo__step:not(:last-child)::after {
  content: '';
  flex: 1;
  height: 1px;
  margin: 0 14px;
  background: linear-gradient(to right, var(--lp-gold) 50%, var(--lp-line-strong) 50%) 100% 0 / 200% 100%;
  transition: background-position 0.9s cubic-bezier(0.65, 0, 0.35, 1);
}

.lp-demo__step.is-done::after {
  background-position: 0 0;
}

.lp-demo__step-no {
  position: relative;
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--lp-line-strong);
  border-radius: 50%;
  font-family: var(--lp-mono);
  font-size: 11px;
  transition: background-color 0.4s ease, border-color 0.4s ease, color 0.4s ease, box-shadow 0.4s ease;
}

.lp-demo__step-no b {
  font-weight: 600;
  transition: opacity 0.25s ease;
}

.lp-demo__step-no svg {
  position: absolute;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lp-demo__step.is-active {
  color: var(--lp-ink);
}

.lp-demo__step.is-active .lp-demo__step-no {
  border-color: var(--lp-navy);
  background: var(--lp-navy);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(23, 62, 107, 0.12);
}

.lp-demo__step.is-done {
  color: var(--lp-ink-2);
}

.lp-demo__step.is-done .lp-demo__step-no {
  border-color: var(--lp-gold);
  background: var(--lp-gold);
  color: var(--lp-night);
}

.lp-demo__step.is-done .lp-demo__step-no b {
  opacity: 0;
}

.lp-demo__step.is-done .lp-demo__step-no svg {
  opacity: 1;
  transform: none;
}

/* 舞台 */

.lp-demo__stage {
  position: relative;
  height: 540px;
  overflow: hidden;
  background:
    radial-gradient(circle at 1px 1px, rgba(16, 35, 58, 0.07) 1px, transparent 0) 0 0 / 22px 22px,
    linear-gradient(180deg, #fbfaf7, #f5f2ea);
}

.lp-demo__scene {
  position: absolute;
  inset: 0;
  visibility: hidden;
}

.lp-demo__scene.is-on {
  visibility: visible;
}

.lp-demo__ghosts {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
}

.lp-demo__ghost {
  position: absolute;
  overflow: hidden;
}

.lp-demo__ghost--chip {
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 30px -16px rgba(14, 34, 56, 0.45);
}

.lp-demo__ghost--card,
.lp-demo__ghost--toc {
  border-radius: 10px;
}

.lp-demo__ghost--page {
  border-radius: 8px;
  box-shadow: 0 30px 60px -28px rgba(14, 34, 56, 0.45);
}

.lp-demo__cursor {
  position: absolute;
  top: -3px;
  left: -5px;
  z-index: 6;
  opacity: 0;
  pointer-events: none;
  filter: drop-shadow(0 4px 6px rgba(14, 34, 56, 0.28));
}

.lp-demo__cursor svg {
  display: block;
  transform-origin: 5px 3px;
}

.lp-demo__ripple {
  position: absolute;
  width: 46px;
  height: 46px;
  border: 2px solid var(--lp-gold);
  border-radius: 50%;
}

/* 第一幕：标书设置 */

.lp-demo__scene--setup {
  display: grid;
  place-items: center;
}

.lp-demo__form {
  width: 540px;
  padding: 26px 30px 24px;
  border: 1px solid var(--lp-line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--lp-shadow-md);
  opacity: 0;
}

.lp-demo__form-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}

.lp-demo__form-head strong {
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 20px;
}

.lp-demo__form-head span {
  color: var(--lp-faint);
  font-size: 12px;
}

.lp-demo__field {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}

.lp-demo__field-label {
  color: var(--lp-muted);
  font-size: 13px;
}

.lp-demo__input {
  display: flex;
  align-items: center;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--lp-line-strong);
  border-radius: 8px;
  color: var(--lp-ink);
  font-size: 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.lp-demo__input.is-focus {
  border-color: var(--lp-navy);
  box-shadow: 0 0 0 3px rgba(23, 62, 107, 0.1);
}

.lp-demo__caret {
  width: 1.5px;
  height: 18px;
  margin-left: 1px;
  background: var(--lp-navy);
  opacity: 0;
}

.lp-demo__input.is-focus .lp-demo__caret {
  opacity: 1;
  animation: lpBlink 1s steps(1) infinite;
}

.lp-demo__seg {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  height: 40px;
  padding: 3px;
  border-radius: var(--radius-btn);
  background: #f1eee7;
}

.lp-demo__seg span {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  color: var(--lp-muted);
  font-size: 13px;
  transition: color 0.3s ease;
}

.lp-demo__seg span.is-on {
  color: var(--lp-ink);
  font-weight: 600;
}

.lp-demo__seg-thumb {
  position: absolute;
  top: 3px;
  bottom: 3px;
  left: 3px;
  width: calc((100% - 6px) / 3);
  border-radius: var(--radius-btn);
  background: #fff;
  box-shadow: 0 1px 3px rgba(14, 34, 56, 0.12), 0 0 0 1px rgba(16, 35, 58, 0.06);
  opacity: 0;
}

.lp-demo__range {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lp-demo__range-track {
  position: relative;
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: #ebe7de;
}

.lp-demo__range-fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lp-navy), var(--lp-navy-2));
}

.lp-demo__range-knob {
  position: absolute;
  top: 50%;
  left: 0;
  width: 18px;
  height: 18px;
  border: 2px solid var(--lp-navy);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(14, 34, 56, 0.18);
  transform: translate(-50%, -50%);
  transition: box-shadow 0.2s ease;
}

.lp-demo__range-knob.is-grab {
  box-shadow: 0 0 0 6px rgba(23, 62, 107, 0.12), 0 2px 6px rgba(14, 34, 56, 0.18);
}

.lp-demo__range-val {
  width: 64px;
  color: var(--lp-muted);
  font-size: 13px;
  text-align: right;
}

.lp-demo__range-val b {
  color: var(--lp-ink);
  font-family: var(--lp-mono);
  font-size: 16px;
}

.lp-demo__form-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--lp-line);
}

.lp-demo__form-note {
  color: var(--lp-faint);
  font-size: 12px;
}

.lp-demo__btn {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 16px;
  border-radius: var(--radius-btn);
  background: var(--lp-navy);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.15s ease, background-color 0.2s ease;
}

.lp-demo__btn.is-pressed {
  background: var(--lp-night);
  transform: scale(0.97);
}

/* 第二幕：解析招标文件 */

.lp-demo__drop {
  position: absolute;
  top: 64px;
  right: 56px;
  bottom: 64px;
  left: 52%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1.5px dashed rgba(23, 62, 107, 0.26);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--lp-faint);
  font-size: 13px;
  opacity: 0;
  transition: border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

.lp-demo__drop strong {
  color: var(--lp-ink);
  font-size: 15px;
}

.lp-demo__drop-ic {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 8px;
  border-radius: 50%;
  background: rgba(23, 62, 107, 0.06);
  color: var(--lp-navy);
}

.lp-demo__drop.is-armed {
  border-color: rgba(212, 180, 131, 0.9);
}

.lp-demo__drop.is-over {
  border-color: var(--lp-gold);
  background: rgba(212, 180, 131, 0.1);
  box-shadow: 0 0 0 6px rgba(212, 180, 131, 0.14);
}

.lp-demo__file {
  position: absolute;
  top: 50%;
  left: 56px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 380px;
  margin-top: -34px;
  padding: 14px 16px;
  border: 1px solid var(--lp-line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 6px 16px -10px rgba(14, 34, 56, 0.3);
  opacity: 0;
  transition: box-shadow 0.25s ease;
}

.lp-demo__file.is-lifted {
  box-shadow: 0 26px 44px -18px rgba(14, 34, 56, 0.45);
}

.lp-demo__file .lp-demo__file-ic {
  flex: none;
  width: 32px;
  height: 36px;
  font-size: 15px;
}

.lp-demo__file-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.5;
}

.lp-demo__file-text strong {
  overflow: hidden;
  color: var(--lp-ink);
  font-size: 13.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__file-text span {
  color: var(--lp-faint);
  font-size: 12px;
}

.lp-demo__sheet {
  position: absolute;
  top: 28px;
  bottom: -12px;
  left: 40px;
  width: 54%;
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-radius: 10px 10px 0 0;
  background: #fff;
  box-shadow: var(--lp-shadow-md);
  opacity: 0;
}

.lp-demo__sheet-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-bottom: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
  color: var(--lp-muted);
  font-size: 12px;
}

.lp-demo__sheet-bar .lp-demo__file-ic {
  flex: none;
  width: 15px;
  height: 17px;
  font-size: 9.5px;
}

.lp-demo__sheet-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__sheet-page {
  flex: none;
  margin-left: auto;
  font-family: var(--lp-mono);
  font-size: 11.5px;
}

.lp-demo__sheet-body {
  position: relative;
  padding: 26px 40px;
  color: var(--lp-ink-2);
  font-family: var(--lp-serif);
  font-size: 13px;
  line-height: 2;
}

.lp-demo__sheet-kicker {
  color: var(--lp-faint);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.lp-demo__sheet-title {
  margin: 2px 0 6px;
  color: var(--lp-ink);
  font-size: 17px;
  font-weight: 700;
}

.lp-demo__sheet-text {
  color: var(--lp-muted);
}

.lp-demo__sheet-text--fade {
  margin-top: 6px;
  -webkit-mask-image: linear-gradient(#000, transparent);
  mask-image: linear-gradient(#000, transparent);
}

.lp-demo__clause {
  margin-top: 6px;
}

.lp-demo mark {
  margin: 0 -3px;
  padding: 1px 3px;
  border-radius: 3px;
  background: linear-gradient(rgba(212, 180, 131, 0.5), rgba(212, 180, 131, 0.5)) no-repeat 0 0 / 0% 100%;
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.6;
  white-space: nowrap;
}

.lp-demo__scan {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent, rgba(212, 180, 131, 0.2) 70%, rgba(212, 180, 131, 0.85) 97%, transparent);
  opacity: 0;
  pointer-events: none;
}

.lp-demo__extract {
  position: absolute;
  top: 28px;
  right: 40px;
  width: 37%;
  opacity: 0;
}

.lp-demo__extract-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 36px;
  margin-bottom: 8px;
}

.lp-demo__extract-head strong {
  color: var(--lp-ink);
  font-size: 15px;
}

.lp-demo__pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 26px;
  padding: 0 11px;
  border-radius: 999px;
  background: rgba(23, 62, 107, 0.07);
  color: var(--lp-navy);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.lp-demo__pill i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: lpDemoPulse 1.4s ease-in-out infinite;
}

.lp-demo__pill.is-done {
  background: rgba(47, 125, 91, 0.1);
  color: var(--lp-green);
}

.lp-demo__pill.is-done i {
  animation: none;
}

.lp-demo__rows {
  display: grid;
  gap: 8px;
}

.lp-demo__row {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  height: 62px;
  padding: 0 16px;
  border: 1px solid var(--lp-line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 4px 12px -8px rgba(14, 34, 56, 0.22);
  font-size: 13px;
  opacity: 0;
}

.lp-demo__row-no {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(23, 62, 107, 0.07);
  color: var(--lp-navy);
  font-family: var(--lp-mono);
  font-size: 12px;
  font-weight: 600;
}

.lp-demo__row-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.5;
}

.lp-demo__row-text strong {
  color: var(--lp-ink);
  font-size: 14px;
}

.lp-demo__row-text span {
  overflow: hidden;
  color: var(--lp-faint);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__row-pts {
  color: var(--lp-gold-deep);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.lp-demo__row-pts span {
  font-family: var(--lp-mono);
  font-size: 18px;
}

.lp-demo__extract-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(212, 180, 131, 0.12);
  color: var(--lp-ink-2);
  font-size: 13px;
}

.lp-demo__extract-total b {
  color: var(--lp-ink);
}

.lp-demo__extract-total b span {
  font-family: var(--lp-mono);
  font-size: 20px;
}

/* 第三幕：评分项定目录 */

.lp-demo__scene--outline {
  padding: 26px 72px;
}

.lp-demo__outline-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  height: 30px;
  margin-bottom: 12px;
  opacity: 0;
}

.lp-demo__outline-head strong {
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 18px;
}

.lp-demo__outline-head span {
  color: var(--lp-muted);
  font-size: 13px;
}

.lp-demo__outline-head b {
  color: var(--lp-ink);
  font-family: var(--lp-mono);
}

.lp-demo__outline {
  display: grid;
  gap: 8px;
}

.lp-demo__ch-head {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto 180px 60px;
  align-items: center;
  gap: 16px;
  height: 46px;
  padding: 0 18px;
  border: 1px solid var(--lp-line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 4px 12px -8px rgba(14, 34, 56, 0.22);
  font-size: 14px;
  opacity: 0;
}

.lp-demo__ch-no {
  color: var(--lp-gold-deep);
  font-family: var(--lp-serif);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.lp-demo__ch-head strong {
  overflow: hidden;
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 15.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__ch-tag {
  padding: 1px 10px;
  border-radius: 999px;
  background: rgba(212, 180, 131, 0.16);
  color: var(--lp-gold-deep);
  font-size: 12px;
  white-space: nowrap;
}

.lp-demo__ch-bar {
  height: 6px;
  overflow: hidden;
  border-radius: 3px;
  background: #efece5;
}

.lp-demo__ch-bar i {
  display: block;
  width: var(--w);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lp-navy), var(--lp-navy-2));
  transform: scaleX(0);
  transform-origin: left;
}

.lp-demo__ch-pages {
  color: var(--lp-muted);
  font-size: 12px;
  text-align: right;
  white-space: nowrap;
}

.lp-demo__ch-pages b {
  color: var(--lp-ink);
  font-family: var(--lp-mono);
  font-size: 15px;
}

.lp-demo__ch-secs {
  display: grid;
  padding: 4px 18px 0 92px;
}

.lp-demo__ch-secs li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--lp-ink-2);
  font-size: 13px;
  line-height: 25px;
  opacity: 0;
}

.lp-demo__ch-secs em {
  color: var(--lp-faint);
  font-size: 12px;
  font-style: normal;
}

/* 第四幕：正文编写 */

.lp-demo__scene--write {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 28px;
  padding: 24px 40px 0;
}

.lp-demo__toc-title {
  height: 34px;
  margin-bottom: 12px;
  color: var(--lp-faint);
  font-size: 12px;
  line-height: 34px;
  letter-spacing: 0.14em;
  opacity: 0;
}

.lp-demo__toc-body {
  position: relative;
}

.lp-demo__toc-ind {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 30px;
  border-radius: 7px;
  background: #fff;
  box-shadow: 0 4px 12px -4px rgba(14, 34, 56, 0.18), 0 0 0 1px rgba(16, 35, 58, 0.08);
  opacity: 0;
}

.lp-demo__toc-ind::before {
  content: '';
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 0;
  width: 2.5px;
  border-radius: 2px;
  background: var(--lp-gold);
}

.lp-demo__toc-list {
  display: grid;
  gap: 2px;
}

.lp-demo__toc-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 30px;
  padding: 0 10px 0 12px;
  border-radius: 7px;
  color: var(--lp-muted);
  font-size: 13px;
  opacity: 0;
  transition: color 0.3s ease;
}

.lp-demo__toc-item span {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__toc-item--ch {
  color: var(--lp-ink);
  font-size: 13.5px;
  font-weight: 600;
}

.lp-demo__toc-item--sec {
  height: 28px;
  padding-left: 26px;
  font-size: 12.5px;
}

.lp-demo__toc-item.is-on {
  color: var(--lp-navy);
}

.lp-demo__toc-dot {
  flex: none;
  width: 12px;
  height: 12px;
  border: 1.5px solid var(--lp-line-strong);
  border-radius: 50%;
  transition: border-color 0.3s ease, background-color 0.3s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lp-demo__toc-item.is-on .lp-demo__toc-dot {
  border-color: var(--lp-gold);
}

.lp-demo__toc-item.is-done .lp-demo__toc-dot {
  border-color: var(--lp-green);
  background: var(--lp-green);
  box-shadow: inset 0 0 0 2.5px #fff;
  transform: scale(1.1);
}

.lp-demo__editor {
  display: flex;
  flex-direction: column;
  min-height: 0;
  opacity: 0;
}

.lp-demo__editor-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 34px;
  margin-bottom: 12px;
}

.lp-demo__words {
  color: var(--lp-muted);
  font-size: 12.5px;
}

.lp-demo__words b {
  color: var(--lp-ink);
  font-family: var(--lp-mono);
  font-size: 14px;
}

.lp-demo__paper-wrap {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-bottom: 0;
  border-radius: 10px 10px 0 0;
  background: #fff;
  box-shadow: var(--lp-shadow-md);
}

.lp-demo__paper-wrap::before,
.lp-demo__paper-wrap::after {
  content: '';
  position: absolute;
  right: 0;
  left: 0;
  z-index: 1;
  pointer-events: none;
}

.lp-demo__paper-wrap::before {
  top: 0;
  height: 28px;
  background: linear-gradient(#fff, rgba(255, 255, 255, 0));
}

.lp-demo__paper-wrap::after {
  bottom: 0;
  height: 36px;
  background: linear-gradient(rgba(255, 255, 255, 0), #fff);
}

.lp-demo__paper {
  position: relative;
  padding: 30px 60px 60px;
  color: #1b2430;
  font-family: var(--lp-serif);
  font-size: 13.5px;
  line-height: 1.95;
}

.lp-demo__b {
  opacity: 0;
}

.lp-demo__paper h3 {
  margin: 4px 0 12px;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}

.lp-demo__paper h3:not(:first-child) {
  margin-top: 28px;
}

.lp-demo__paper h4 {
  margin: 14px 0 4px;
  font-size: 14.5px;
  font-weight: 700;
}

.lp-demo__stream {
  text-align: justify;
  text-indent: 2em;
}

.lp-demo__c {
  opacity: 0;
}

.lp-demo__fig {
  margin: 14px 0 6px;
  text-align: center;
}

.lp-demo__org {
  display: block;
  width: 400px;
  max-width: 100%;
  margin: 0 auto;
}

.lp-demo__org-node rect {
  fill: #fff;
  fill-opacity: 0;
  stroke: #1b2430;
  stroke-width: 1;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.lp-demo__org-node text {
  fill: #1b2430;
  font-family: var(--lp-sans);
  font-size: 11.5px;
  font-weight: 600;
  text-anchor: middle;
  opacity: 0;
}

.lp-demo__org-line {
  stroke: #1b2430;
  stroke-width: 1;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.lp-demo__fig figcaption {
  margin-top: 4px;
  color: var(--lp-muted);
  font-size: 12px;
  opacity: 0;
}

.lp-demo__table {
  margin: 12px 0 4px;
}

.lp-demo__table-cap {
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  opacity: 0;
}

.lp-demo__table table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--lp-sans);
  font-size: 12px;
  line-height: 1.6;
}

.lp-demo__table th,
.lp-demo__table td {
  padding: 5px 10px;
  border: 1px solid #cdd0d5;
  text-align: left;
}

.lp-demo__table th {
  background: #f2f2f2;
  font-weight: 600;
}

.lp-demo__table thead,
.lp-demo__table tbody tr {
  opacity: 0;
}

/* 第五幕：导出 Word */

.lp-demo__scene--export {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  justify-content: center;
  gap: 110px;
  padding: 0 60px;
}

.lp-demo__stack {
  position: relative;
  width: 300px;
  height: 400px;
}

.lp-demo__page {
  position: absolute;
  inset: 0;
  padding: 36px 32px;
  border: 1px solid var(--lp-line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 30px 60px -28px rgba(14, 34, 56, 0.45);
  opacity: 0;
}

.lp-demo__page i {
  display: block;
  height: 6px;
  margin-top: 12px;
  border-radius: 3px;
  background: #ece9e2;
}

.lp-demo__page-h {
  display: block;
  width: 46%;
  height: 10px;
  margin: 0 auto 22px;
  border-radius: 3px;
  background: #d9d4c9;
}

.lp-demo__page-fig {
  display: block;
  height: 84px;
  margin-top: 16px;
  border: 1px solid #e6e2d9;
  border-radius: 4px;
  background: repeating-linear-gradient(90deg, #f4f1ea 0 26px, #fff 26px 52px);
}

.lp-demo__page--cover {
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 34px;
  background: linear-gradient(180deg, #fff 70%, #fbf8f1);
  text-align: center;
}

.lp-demo__page--cover::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(212, 180, 131, 0.5);
  border-radius: 4px;
}

.lp-demo__cover-kicker {
  color: var(--lp-gold-deep);
  font-size: 12px;
  letter-spacing: 0.24em;
}

.lp-demo__cover-title {
  margin-top: 18px;
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
}

.lp-demo__cover-rule {
  width: 40px;
  height: 2px;
  margin: 22px 0;
  background: var(--lp-gold);
}

.lp-demo__cover-meta {
  color: var(--lp-muted);
  font-size: 12px;
  line-height: 2;
}

.lp-demo__export {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  opacity: 0;
}

.lp-demo__export-ic {
  display: grid;
  place-items: center;
  width: 56px;
  height: 64px;
  margin-bottom: 10px;
  border-radius: 8px;
  background: #2b579a;
  box-shadow: 0 16px 30px -14px rgba(43, 87, 154, 0.7);
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
  font-size: 26px;
  font-weight: 700;
  opacity: 0;
}

.lp-demo__export strong {
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 28px;
  line-height: 1.3;
  opacity: 0;
}

.lp-demo__export [data-export-line]:not(strong) {
  color: var(--lp-muted);
  font-size: 14px;
  opacity: 0;
}

.lp-demo__export-ok {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  margin-top: 10px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(47, 125, 91, 0.1);
  color: var(--lp-green);
  font-size: 13px;
  font-weight: 600;
  opacity: 0;
}

/* 底栏 */

.lp-demo__foot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
  padding: 0 20px 0 28px;
  border-top: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
}

.lp-demo__caption {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
}

.lp-demo__caption-no {
  color: var(--lp-gold-deep);
  font-family: var(--lp-mono);
  font-size: 12px;
  font-weight: 600;
}

.lp-demo__caption strong {
  flex: none;
  color: var(--lp-ink);
  font-family: var(--lp-serif);
  font-size: 15.5px;
}

.lp-demo__caption span:last-child {
  overflow: hidden;
  color: var(--lp-muted);
  font-size: 13.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lp-demo__timebar {
  position: absolute;
  top: -1px;
  right: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--lp-gold-deep), var(--lp-gold));
  transform: scaleX(0);
  transform-origin: left;
}

/* 系统开启「减少动态效果」时只展示正文编写的成稿画面 */
.lp-demo.is-static .lp-demo__toc-title,
.lp-demo.is-static .lp-demo__toc-item,
.lp-demo.is-static .lp-demo__editor,
.lp-demo.is-static .lp-demo__b,
.lp-demo.is-static .lp-demo__c,
.lp-demo.is-static .lp-demo__org-node text,
.lp-demo.is-static .lp-demo__fig figcaption,
.lp-demo.is-static .lp-demo__table-cap,
.lp-demo.is-static .lp-demo__table thead,
.lp-demo.is-static .lp-demo__table tbody tr {
  opacity: 1;
}

.lp-demo.is-static .lp-demo__org-node rect {
  fill-opacity: 1;
  stroke-dashoffset: 0;
}

.lp-demo.is-static .lp-demo__org-line {
  stroke-dashoffset: 0;
}

/* ---------- 产品能力 ---------- */

.lp-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 80px;
  align-items: center;
  padding: 64px 0;
}

.lp-head + .lp-feature {
  padding-top: 0;
}

.lp-feature + .lp-feature {
  border-top: 1px solid var(--lp-line);
}

.lp-feature--reverse {
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
}

.lp-feature--reverse .lp-feature__copy {
  order: 2;
}

.lp-feature__tag {
  display: flex;
  align-items: center;
  color: var(--lp-gold-deep);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.lp-feature__tag::before {
  content: '';
  width: 18px;
  height: 1px;
  margin-right: 10px;
  background: currentColor;
}

.lp-feature__title {
  margin: 14px 0 16px;
  font-family: var(--lp-serif);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.4;
}

.lp-feature__lead {
  color: var(--lp-muted);
  font-size: 15.5px;
  line-height: 1.9;
}

.lp-checks {
  margin: 22px 0 30px;
}

.lp-checks li {
  margin: 10px 0;
  color: var(--lp-ink-2);
  font-size: 14.5px;
}

/* Word 文档示意 */
.lp-doc {
  position: relative;
  margin-right: 36px;
}

.lp-doc__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 10px 10px 0 0;
  background: #2b579a;
  color: #fff;
  font-size: 12.5px;
}

.lp-doc__ic {
  width: 18px;
  height: 18px;
  background: #fff;
  color: #2b579a;
  font-size: 11px;
}

.lp-doc__page {
  padding: 36px 48px 26px;
  border: 1px solid var(--lp-line);
  border-top: 0;
  border-radius: 0 0 10px 10px;
  background: #fff;
  box-shadow: var(--lp-shadow-lg);
  color: #1b2430;
  font-family: var(--lp-serif);
}

.lp-doc__h1 {
  margin-bottom: 18px;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}

.lp-doc__h2 {
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 700;
}

.lp-doc__p {
  color: #2a3442;
  font-size: 13.5px;
  line-height: 1.95;
  text-indent: 2em;
}

.lp-doc__org {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 18px;
  font-family: var(--lp-sans);
  font-size: 12px;
}

.lp-doc__org span {
  padding: 4px 12px;
  border: 1px solid #1b2430;
  background: #fff;
}

.lp-doc__org-top {
  position: relative;
}

.lp-doc__org-top::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  height: 10px;
  border-left: 1px solid #1b2430;
}

.lp-doc__org-row {
  position: relative;
  display: flex;
  gap: 20px;
  margin-top: 20px;
}

.lp-doc__org-row::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 15%;
  right: 15%;
  border-top: 1px solid #1b2430;
}

.lp-doc__org-row span {
  position: relative;
}

.lp-doc__org-row span::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  height: 10px;
  border-left: 1px solid #1b2430;
}

.lp-doc__cap {
  margin: 8px 0 16px;
  color: var(--lp-muted);
  font-size: 12px;
  text-align: center;
}

.lp-doc__table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--lp-sans);
  font-size: 12px;
}

.lp-doc__table th,
.lp-doc__table td {
  padding: 5px 8px;
  border: 1px solid #1b2430;
  text-align: center;
}

.lp-doc__table th {
  background: #f2f2f2;
  font-weight: 600;
}

.lp-doc__note {
  position: absolute;
  top: -26px;
  right: -28px;
  width: 200px;
  padding: 12px 14px;
  border: 1px solid rgba(180, 68, 47, 0.45);
  border-radius: 8px;
  background: #fffaf7;
  box-shadow: var(--lp-shadow-md);
  color: #8e3524;
  font-size: 12.5px;
  line-height: 1.7;
  transform: rotate(1.5deg);
}

.lp-doc__note-tag {
  display: block;
  margin-bottom: 4px;
  color: var(--lp-red);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* 施工方案编辑器示意 */
.lp-app {
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--lp-shadow-lg);
}

.lp-app__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
}

.lp-app__bar strong {
  margin: 0 auto 0 6px;
  font-size: 13.5px;
}

.lp-app__btn {
  padding: 4px 10px;
  border: 1px solid var(--lp-line-strong);
  border-radius: var(--radius-btn);
  background: #fff;
  font-size: 12px;
}

.lp-app__btn--primary {
  border-color: var(--lp-navy);
  background: var(--lp-navy);
  color: #fff;
}

.lp-app__body {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  min-height: 340px;
}

.lp-app__toc {
  padding: 12px;
  border-right: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
}

.lp-app__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 8px;
  margin-bottom: 4px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
}

.lp-app__item.is-active {
  border-color: var(--lp-line);
  background: #fff;
  box-shadow: 0 4px 12px -8px rgba(14, 34, 56, 0.35);
}

.lp-app__name {
  font-size: 12.5px;
  font-weight: 600;
}

.lp-app__meter {
  grid-column: 1 / -1;
  height: 4px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(16, 35, 58, 0.08);
}

.lp-app__meter i {
  display: block;
  height: 100%;
  background: var(--lp-green);
}

.lp-app__item.is-active .lp-app__meter i {
  background: var(--lp-navy);
}

.lp-app__state {
  font-size: 11px;
}

.lp-app__state--done { color: var(--lp-green); }
.lp-app__state--run { color: var(--lp-navy); }
.lp-app__state--idle { color: var(--lp-faint); }

.lp-app__main {
  padding: 18px 24px;
}

.lp-app__path {
  color: var(--lp-faint);
  font-size: 12px;
}

.lp-app__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 18px;
}

.lp-app__meta div {
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--lp-paper-2);
}

.lp-app__meta dt {
  color: var(--lp-faint);
  font-size: 11px;
}

.lp-app__meta dd {
  font-size: 13px;
  font-weight: 600;
}

.lp-app__h {
  margin-bottom: 6px;
  font-family: var(--lp-serif);
  font-size: 14.5px;
  font-weight: 700;
}

.lp-app__p {
  color: #2a3442;
  font-family: var(--lp-serif);
  font-size: 13.5px;
  line-height: 1.9;
  text-indent: 2em;
}

.lp-app__typing {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-top: 8px;
}

.lp-app__typing span {
  width: 20%;
  height: 9px;
  border-radius: 3px;
  background: rgba(16, 35, 58, 0.1);
  animation: lpTyping 3.2s ease-in-out infinite;
}

.lp-app__typing::after {
  content: '';
  width: 2px;
  height: 15px;
  background: var(--lp-navy);
  animation: lpBlink 1s steps(1) infinite;
}

/* 横道图截图 */
.lp-shot {
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--lp-shadow-lg);
}

.lp-shot.is-missing {
  display: none;
}

.lp-shot__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--lp-line);
  background: var(--lp-paper-2);
  color: var(--lp-muted);
  font-size: 12.5px;
}

.lp-shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* 辅助模块 */
.lp-modules {
  margin-top: 40px;
  padding-top: 56px;
  border-top: 1px solid var(--lp-line);
}

.lp-modules__title {
  margin-bottom: 24px;
  font-family: var(--lp-serif);
  font-size: 22px;
  font-weight: 700;
}

.lp-modules__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.lp-module {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 24px 22px 20px;
  border: 1px solid var(--lp-line);
  border-radius: 12px;
  background: #fff;
  color: var(--lp-ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.lp-module:hover {
  border-color: rgba(23, 62, 107, 0.4);
  box-shadow: var(--lp-shadow-md);
  transform: translateY(-2px);
}

.lp-module__ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 4px;
  border-radius: 10px;
  background: rgba(23, 62, 107, 0.07);
  color: var(--lp-navy);
}

.lp-module strong {
  font-size: 16px;
}

.lp-module__desc {
  flex: 1;
  color: var(--lp-muted);
  font-size: 13.5px;
  line-height: 1.75;
}

.lp-module__go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  color: var(--lp-navy);
  font-size: 13px;
  font-weight: 600;
}

.lp-module__go svg {
  transition: transform 0.18s ease;
}

.lp-module:hover .lp-module__go svg {
  transform: translateX(3px);
}

/* ---------- AI 与人工分工 ---------- */

.lp-duty {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 960px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--lp-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--lp-shadow-md);
}

.lp-duty__col {
  padding: 40px 48px 36px;
}

.lp-duty__col--ai {
  background: var(--lp-navy);
  color: rgba(255, 255, 255, 0.9);
}

.lp-duty__who {
  margin-bottom: 18px;
  font-family: var(--lp-serif);
  font-size: 21px;
  font-weight: 700;
}

.lp-duty__col--ai .lp-duty__who {
  color: var(--lp-gold);
}

.lp-duty ol {
  counter-reset: lp-duty;
}

.lp-duty li {
  position: relative;
  padding: 13px 0 13px 40px;
  border-top: 1px solid var(--lp-line);
  font-size: 15px;
  counter-increment: lp-duty;
}

.lp-duty__col--ai li {
  border-top-color: rgba(255, 255, 255, 0.12);
}

.lp-duty li::before {
  content: counter(lp-duty, decimal-leading-zero);
  position: absolute;
  top: 15px;
  left: 0;
  color: var(--lp-gold-deep);
  font-family: var(--lp-mono);
  font-size: 12px;
}

.lp-duty__col--ai li::before {
  color: var(--lp-gold);
}

/* ---------- 价格 ---------- */

.lp-tabs {
  display: flex;
  gap: 4px;
  width: fit-content;
  margin: 0 auto 14px;
  padding: 4px;
  border-radius: var(--radius-btn);
  background: var(--lp-paper);
}

.lp-tabs__btn {
  padding: 9px 24px;
  border: 0;
  border-radius: var(--radius-btn);
  background: none;
  color: var(--lp-muted);
  font-size: 14.5px;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.lp-tabs__btn[aria-selected='true'] {
  background: #fff;
  color: var(--lp-ink);
  font-weight: 600;
  box-shadow: 0 2px 8px -2px rgba(14, 34, 56, 0.18);
}

.lp-pricing__note {
  margin-bottom: 30px;
  color: var(--lp-muted);
  font-size: 13.5px;
  text-align: center;
}

.lp-pricing__grid {
  display: grid;
  grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr));
  gap: 18px;
}

.lp-plan {
  display: flex;
  flex-direction: column;
  padding: 28px 24px 24px;
  border: 1px solid var(--lp-line);
  border-radius: 14px;
  background: #fff;
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}

.lp-plan:hover {
  box-shadow: var(--lp-shadow-md);
  transform: translateY(-2px);
}

.lp-plan--featured {
  border: 1.5px solid var(--lp-gold);
  background: linear-gradient(180deg, #fffcf4 0%, #fff 45%);
  box-shadow: 0 24px 48px -30px rgba(148, 112, 60, 0.6);
}

.lp-plan__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.lp-plan__name {
  font-family: var(--lp-serif);
  font-size: 18px;
  font-weight: 700;
}

.lp-plan__label {
  flex: none;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(23, 62, 107, 0.07);
  color: var(--lp-navy);
  font-size: 11.5px;
  font-weight: 600;
}

.lp-plan--featured .lp-plan__label {
  background: var(--lp-gold);
  color: var(--lp-ink);
}

.lp-plan__price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 18px;
}

.lp-plan__amount {
  font-family: var(--lp-serif);
  font-size: 34px;
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.lp-plan__unit {
  color: var(--lp-muted);
  font-size: 14px;
}

.lp-plan__quota {
  margin: 4px 0 18px;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--lp-line-strong);
  color: var(--lp-gold-deep);
  font-size: 13.5px;
  font-weight: 600;
}

.lp-plan__list {
  flex: 1;
}

.lp-plan__list li {
  margin: 8px 0;
  color: var(--lp-ink-2);
  font-size: 13.5px;
  line-height: 1.65;
}

.lp-plan__list svg {
  margin-top: 3px;
}

.lp-plan__cta {
  width: 100%;
  margin-top: 22px;
}

.lp-pricing__foot {
  margin-top: 30px;
  color: var(--lp-muted);
  font-size: 13px;
  text-align: center;
}

.lp-pricing__foot b {
  color: var(--lp-green);
}

.lp-pricing__loading,
.lp-pricing__empty {
  padding: 48px 0;
  color: var(--lp-muted);
  text-align: center;
}

.lp-pricing__empty-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 常见问题 ---------- */

.lp-faq {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 88px;
  align-items: start;
}

.lp-faq .lp-head--left {
  position: sticky;
  top: 108px;
}

.lp-faq__item {
  border-bottom: 1px solid var(--lp-line-strong);
}

.lp-faq__item:first-child {
  border-top: 1px solid var(--lp-line-strong);
}

.lp-faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  color: var(--lp-ink);
  font-size: 16.5px;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}

.lp-faq__item summary::-webkit-details-marker {
  display: none;
}

.lp-faq__sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.lp-faq__sign::before,
.lp-faq__sign::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 1.5px;
  background: var(--lp-navy);
  transition: transform 0.2s ease;
}

.lp-faq__sign::after {
  transform: rotate(90deg);
}

.lp-faq__item[open] .lp-faq__sign::after {
  transform: rotate(0deg);
}

.lp-faq__item p {
  max-width: 46em;
  padding-bottom: 22px;
  color: var(--lp-muted);
  font-size: 15px;
  line-height: 1.9;
}

.lp-faq__more {
  margin-top: 24px;
  color: var(--lp-muted);
  font-size: 14px;
}

/* ---------- 收尾 CTA 与页脚 ---------- */

.lp-cta__inner {
  padding: 104px 40px;
  text-align: center;
}

.lp-cta__title {
  color: #f7f3ea;
  font-family: var(--lp-serif);
  font-size: 40px;
  font-weight: 700;
}

.lp-cta p {
  margin: 16px 0 34px;
  color: rgba(232, 238, 245, 0.7);
  font-size: 16px;
}

.lp-cta b {
  color: var(--lp-gold);
}

.lp-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--lp-night-2);
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.lp-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 26px;
  padding-bottom: 26px;
}

.lp-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.78);
}

.lp-footer__brand img {
  border-radius: 6px;
}

.lp-footer__records {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lp-footer__records a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: inherit;
  text-decoration: none;
}

.lp-footer__records a:hover {
  color: #fff;
}

/* ---------- 动画 ---------- */

@keyframes lpFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

@keyframes lpSheetIn {
  from { opacity: 0; transform: rotate(-2.5deg) translateY(18px); }
  to { opacity: 1; transform: rotate(-2.5deg); }
}

@keyframes lpRowIn {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: none; }
}

@keyframes lpBarGrow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes lpDemoPulse {
  0%, 100% { opacity: 0.35; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

@keyframes lpBlink {
  50% { opacity: 0; }
}

@keyframes lpTyping {
  0% { width: 8%; }
  60%, 100% { width: 72%; }
}

@media (prefers-reduced-motion: reduce) {
  .lp *,
  .lp *::before,
  .lp *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* 只面向桌面端；窄于 1180px 时把双栏收成单栏，避免内容被挤压 */
@media (max-width: 1180px) {
  .lp-hero__grid,
  .lp-feature,
  .lp-feature--reverse,
  .lp-split-head,
  .lp-faq {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
  }

  .lp-feature--reverse .lp-feature__copy {
    order: 0;
  }

  .lp-split-head .lp-head__lead {
    justify-self: start;
  }

  .lp-faq .lp-head--left {
    position: static;
  }

  .lp-brand__sub {
    display: none;
  }
}