/* ============================================================
   场景页补充组件  v1.0
   官网 style.css 未覆盖的模块：吸顶模块导航 / 对话流 / 数据源卡 /
   效果指标 / 三步上手 / 行业适配 / 三条规矩
   全部沿用官网 :root 设计令牌，不新增配色
   ============================================================ */

/* ---------- 吸顶模块菜单栏 ---------- */
.modnav {
  position: sticky; top: 64px; z-index: 40;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--c-line);
  box-shadow: 0 1px 2px rgba(14, 58, 102, .04);
}
.modnav-inner {
  display: flex; align-items: center; gap: 6px;
  height: 52px; overflow-x: auto; scrollbar-width: none;
}
.modnav-inner::-webkit-scrollbar { display: none; }
.modnav .mi {
  flex: none; font-size: 13.5px; font-weight: 600; color: var(--c-text-2);
  padding: 7px 14px; border-radius: 100px; white-space: nowrap;
  transition: all .2s var(--ease);
}
.modnav .mi:hover { background: var(--c-bg-alt); color: var(--c-primary); }
.modnav .mi.cur { background: var(--c-primary); color: #fff; }
.modnav .mi.cta {
  background: var(--c-emphasis); color: #fff; margin-left: auto;
  box-shadow: 0 4px 12px -4px rgba(232, 163, 61, .5);
}
.modnav .mi.cta:hover { filter: brightness(1.05); color: #fff; }

/* ---------- Hero 补充：数字横幅 / 标签 / KPI ---------- */
.ph-stat {
  position: relative; z-index: 1;
  display: inline-flex; flex-wrap: wrap; align-items: center; gap: 12px;
  margin-top: 26px; padding: 14px 22px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius);
  font-size: 15px;
}
.ph-stat .lab { color: rgba(255, 255, 255, .7); font-size: 13px; }
.ph-stat .from { color: rgba(255, 255, 255, .62); text-decoration: line-through; text-decoration-color: rgba(255,255,255,.4); }
.ph-stat .arrow { color: var(--c-emphasis); font-weight: 700; }
.ph-stat .to { color: #fff; font-weight: 700; }

.ph-tags { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.ph-tags span {
  font-size: 13px; font-weight: 600; color: rgba(255, 255, 255, .88);
  padding: 5px 14px; border-radius: 100px;
  background: rgba(0, 163, 180, .16);
  border: 1px solid rgba(0, 163, 180, .38);
}

.ph-kpis {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  margin-top: 34px; border-radius: var(--radius);
  overflow: hidden; background: rgba(255, 255, 255, .14);
}
.ph-kpi { background: #0E3A66; padding: 18px 16px; text-align: center; }
.ph-kpi .v { font-size: 22px; font-weight: 700; color: #fff; line-height: 1.25; }
.ph-kpi .v em { font-style: normal; color: var(--c-accent); }
.ph-kpi .k { font-size: 12px; color: rgba(255, 255, 255, .58); margin-top: 4px; }

/* ---------- 通用网格 ---------- */
.g3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.g2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.g4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---------- 痛点卡 ---------- */
.pn-icon {
  flex: none; width: 34px; height: 34px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  background: var(--c-bg-alt); color: var(--c-primary); font-size: 17px;
}
.sol-pain .pn-b { flex: 1; min-width: 0; }
.sol-pain h3 { font-size: 16.5px; font-weight: 700; color: var(--c-primary); }
.sol-pain .sym { font-size: 14px; color: var(--c-text); margin-top: 4px; line-height: 1.7; }
.sol-pain .cons {
  font-size: 13.5px; color: #B42318; margin-top: 8px; padding-top: 8px;
  border-top: 1px dashed var(--c-line); line-height: 1.65;
}
.pn-tag {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .04em;
  color: var(--c-text-2); background: var(--c-bg-alt);
  padding: 2px 8px; border-radius: 5px; margin-bottom: 6px;
}

/* ---------- 能力卡 ---------- */
.ab-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  padding: 26px 24px 22px; position: relative; overflow: hidden;
  transition: all .28s var(--ease);
}
.ab-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--c-accent), rgba(0, 163, 180, .18));
}
.ab-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--c-primary) 30%, #fff); }
.ab-no {
  font-family: var(--font-num); font-size: 13px; font-weight: 700;
  color: var(--c-accent); letter-spacing: .08em;
}
.ab-card h3 { font-size: 17px; font-weight: 700; color: var(--c-primary); margin-top: 6px; }
.ab-card p { font-size: 14px; color: var(--c-text-2); margin-top: 8px; line-height: 1.75; }
.ab-card .who {
  font-size: 12.5px; color: var(--c-text-2); margin-top: 14px; padding-top: 12px;
  border-top: 1px dashed var(--c-line);
}
.ab-card .who b { color: var(--c-primary); font-weight: 700; }

.trust-band {
  margin-top: 26px; padding: 20px 24px; border-radius: var(--radius);
  background: var(--c-bg-alt); border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-accent);
  font-size: 14.5px; color: var(--c-text); line-height: 1.85;
}
.trust-band b { color: var(--c-primary); }

/* ---------- 效果指标卡 ---------- */
.ef-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  padding: 26px 22px 22px; transition: all .28s var(--ease);
}
.ef-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.ef-card .mt { font-size: 14px; color: var(--c-text-2); font-weight: 600; }
.ef-card .base {
  font-family: var(--font-num); font-size: 13.5px; color: var(--c-text-2);
  margin-top: 14px; padding: 8px 12px; background: var(--c-bg-alt);
  border-radius: 7px; text-decoration: line-through; text-decoration-color: rgba(107,114,128,.5);
}
.ef-card .arw { text-align: center; color: var(--c-emphasis); font-size: 15px; font-weight: 700; margin: 8px 0; }
.ef-card .to {
  font-family: var(--font-num); font-size: 19px; font-weight: 700; color: var(--c-primary);
  padding: 8px 12px; background: color-mix(in srgb, var(--c-accent) 8%, #fff);
  border: 1px solid color-mix(in srgb, var(--c-accent) 26%, #fff); border-radius: 7px;
}
.ef-card .cal { font-size: 12px; color: var(--c-text-2); margin-top: 12px; line-height: 1.7; }

/* ---------- WorkBuddy 对话流 ---------- */
.flow-wrap {
  display: grid; grid-template-columns: 1.25fr .75fr; gap: 28px; align-items: start;
}
.chat {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-md);
}
.chat-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: var(--c-primary); color: #fff;
}
.chat-head .tt { display: flex; align-items: center; gap: 10px; font-size: 14.5px; font-weight: 700; }
.chat-head .live {
  width: 8px; height: 8px; border-radius: 50%; background: #34D399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, .7); animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, .7); }
  70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}
.chat-head .cid { font-family: var(--font-num); font-size: 12px; color: rgba(255, 255, 255, .55); letter-spacing: .08em; }
.chat-body {
  height: 520px; overflow-y: auto; padding: 22px 20px;
  background: linear-gradient(180deg, #FBFCFE 0%, #F7F9FC 100%);
  scroll-behavior: smooth;
}
.chat-body::-webkit-scrollbar { width: 6px; }
.chat-body::-webkit-scrollbar-thumb { background: var(--c-line); border-radius: 3px; }

.msg { display: flex; gap: 12px; margin-bottom: 18px; align-items: flex-start; }
.msg.me { flex-direction: row-reverse; }
.msg .av {
  flex: none; width: 34px; height: 34px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: #fff;
}
.msg.me .av { background: var(--c-primary-light); }
.msg.wb .av { background: linear-gradient(135deg, var(--c-accent), #0E8A99); }
.msg .col { max-width: 78%; }
.msg.me .col { text-align: right; }
.bub {
  display: inline-block; text-align: left;
  padding: 12px 16px; border-radius: 12px; font-size: 14.5px; line-height: 1.8;
}
.msg.me .bub { background: var(--c-primary); color: #fff; border-top-right-radius: 3px; }
.msg.wb .bub { background: #fff; color: var(--c-text); border: 1px solid var(--c-line); border-top-left-radius: 3px; box-shadow: var(--shadow-sm); }

/* 操作结果卡 */
.rcard {
  margin-top: 10px; background: #fff; border: 1px solid var(--c-line);
  border-radius: 10px; overflow: hidden; box-shadow: var(--shadow-sm); text-align: left;
}
.rcard .rh {
  padding: 8px 14px; background: var(--c-bg-alt); border-bottom: 1px solid var(--c-line);
  font-size: 12px; font-weight: 700; color: var(--c-primary);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.rcard .rh .ok { color: #0E8A3F; font-weight: 700; }
.rcard .rb { padding: 4px 14px 10px; }
.rcard .rr {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 7px 0; border-bottom: 1px dashed var(--c-line); font-size: 13px;
}
.rcard .rr:last-child { border-bottom: none; }
.rcard .rr .k { color: var(--c-text-2); flex: none; }
.rcard .rr .v { color: var(--c-text); font-weight: 600; text-align: right; }
.rcard .rr .v.hl { color: var(--c-primary); }
.rcard .rf {
  padding: 8px 14px; background: color-mix(in srgb, var(--c-accent) 6%, #fff);
  border-top: 1px solid var(--c-line); font-size: 12.5px; color: var(--c-text-2); line-height: 1.65;
}
.typing { display: inline-flex; gap: 4px; padding: 14px 16px; }
.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--c-text-2); animation: blink 1.2s infinite; }
.typing i:nth-child(2) { animation-delay: .2s; }
.typing i:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 60%, 100% { opacity: .25; } 30% { opacity: 1; } }

/* 对话控制条 */
.chat-ctrl {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 20px; border-top: 1px solid var(--c-line); background: #fff;
}
.chat-ctrl .sp { margin-left: auto; font-size: 12.5px; color: var(--c-text-2); }

/* 右侧演示步骤 */
.fsteps { display: flex; flex-direction: column; gap: 10px; }
.fstep {
  display: flex; gap: 12px; align-items: flex-start;
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 14px 16px; transition: all .24s var(--ease);
}
.fstep.on { border-color: var(--c-accent); background: color-mix(in srgb, var(--c-accent) 6%, #fff); box-shadow: var(--shadow-sm); }
.fstep .n {
  flex: none; width: 24px; height: 24px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-num); font-size: 12px; font-weight: 700;
  background: var(--c-bg-alt); color: var(--c-text-2);
}
.fstep.on .n { background: var(--c-accent); color: #fff; }
.fstep .t { font-size: 13.5px; color: var(--c-text); line-height: 1.65; }
.fstep .t b { display: block; color: var(--c-primary); font-size: 13.5px; margin-bottom: 2px; }

/* ---------- 数据源下载 ---------- */
.dl-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 24px; align-items: start; }
.dl-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  padding: 30px 28px; box-shadow: var(--shadow-sm);
}
.dl-ic {
  width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--c-accent) 12%, #fff); color: var(--c-accent); margin-bottom: 16px;
}
.dl-ic svg { width: 24px; height: 24px; }
.dl-card h3 { font-size: 18px; font-weight: 700; color: var(--c-primary); }
.dl-card > p { font-size: 14px; color: var(--c-text-2); margin-top: 8px; line-height: 1.75; }
.dl-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 20px; }
.dl-meta span {
  font-size: 12px; color: var(--c-text-2); background: var(--c-bg-alt);
  border: 1px solid var(--c-line); padding: 4px 10px; border-radius: 6px;
}
.dl-note {
  margin-top: 16px; padding: 12px 14px; border-radius: 8px;
  background: var(--c-bg-alt); border-left: 3px solid var(--c-emphasis);
  font-size: 12.5px; color: var(--c-text-2); line-height: 1.75;
}

.ftable-wrap { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg); overflow: hidden; }
.ftable { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.ftable th {
  background: var(--c-primary); color: #fff; font-weight: 600; text-align: left;
  padding: 11px 16px; font-size: 13px;
}
.ftable td { padding: 10px 16px; border-bottom: 1px solid var(--c-line); color: var(--c-text); vertical-align: top; line-height: 1.7; }
.ftable tr:last-child td { border-bottom: none; }
.ftable tbody tr:nth-child(even) { background: #FBFCFE; }
.ftable td:first-child { font-weight: 600; color: var(--c-primary); white-space: nowrap; width: 22%; }
.ftable caption {
  caption-side: top; text-align: left; padding: 14px 16px;
  font-size: 14px; font-weight: 700; color: var(--c-primary);
  background: var(--c-bg-alt); border-bottom: 1px solid var(--c-line);
}

/* ---------- 行业适配 ---------- */
.ind3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.ind {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg);
  overflow: hidden; transition: all .28s var(--ease);
}
.ind:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--c-primary) 30%, #fff); }
.ind .ph { position: relative; height: 168px; overflow: hidden; background: var(--c-bg-alt); }
.ind .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.ind:hover .ph img { transform: scale(1.05); }
.ind .ph::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14, 58, 102, 0) 40%, rgba(14, 58, 102, .58) 100%);
}
.ind .phtag {
  position: absolute; left: 14px; top: 14px; z-index: 2;
  font-size: 12px; font-weight: 700; color: #fff;
  background: rgba(14, 58, 102, .82); padding: 4px 11px; border-radius: 100px;
  backdrop-filter: blur(4px);
}
.ind .ib { padding: 20px 22px 22px; }
.ind h3 { font-size: 17px; font-weight: 700; color: var(--c-primary); }
.ind .sc { font-size: 13.5px; color: var(--c-text-2); margin-top: 8px; line-height: 1.75; }
.ind .gn {
  font-size: 13.5px; color: var(--c-text); margin-top: 12px; padding-top: 12px;
  border-top: 1px dashed var(--c-line); line-height: 1.7;
}
.ind .gn b { color: var(--c-accent); }

/* ---------- 三条规矩 ---------- */
.rules3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 34px; }
.rule {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radius); padding: 22px 22px 20px;
}
.rule .no {
  font-family: var(--font-num); font-size: 12px; font-weight: 700; letter-spacing: .1em;
  color: var(--c-emphasis);
}
.rule b { display: block; font-size: 16px; color: #fff; margin-top: 6px; font-weight: 700; }
.rule span { display: block; font-size: 13.5px; color: rgba(255, 255, 255, .72); margin-top: 8px; line-height: 1.75; }

/* ---------- CTA 条 ---------- */
.cta-band {
  background: linear-gradient(135deg, #0E3A66 0%, #14497A 100%);
  background-size: cover; color: #fff; padding: 84px 0; position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -120px; top: -140px;
  width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 163, 180, .22) 0%, transparent 65%);
}
.cta-band .container { position: relative; z-index: 1; }
.cta-band h2 { font-size: clamp(24px, 2.8vw, 34px); font-weight: 800; line-height: 1.35; }
.cta-band > .container > p { margin-top: 12px; color: rgba(255, 255, 255, .78); font-size: 16px; }
.cta-band .btn { margin-top: 24px; }

/* ---------- 边界声明 ---------- */
.limit-box {
  background: #fff; border: 1px solid var(--c-line); border-left: 3px solid var(--c-emphasis);
  border-radius: var(--radius); padding: 20px 24px;
}
.limit-box h4 { font-size: 15px; font-weight: 700; color: var(--c-primary); margin-bottom: 10px; }
.limit-box ul { display: grid; gap: 8px; }
.limit-box li {
  font-size: 13.5px; color: var(--c-text-2); line-height: 1.75; padding-left: 18px; position: relative;
}
.limit-box li::before {
  content: ""; position: absolute; left: 4px; top: 10px;
  width: 5px; height: 5px; border-radius: 50%; background: var(--c-emphasis);
}
.limit-box li b { color: var(--c-text); font-weight: 700; }

.src-note, .note-line {
  font-size: 12.5px; color: var(--c-text-2); margin-top: 14px; line-height: 1.75;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .flow-wrap { grid-template-columns: 1fr; }
  .dl-grid { grid-template-columns: 1fr; }
  .ph-kpis { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .g3, .g2, .ind3, .rules3, .sol-pains { grid-template-columns: 1fr; }
  .g4 { grid-template-columns: 1fr; }
  .modnav { top: 56px; }
  .chat-body { height: 440px; }
  .section { padding: 60px 0; }
}