/* AI店智官网视觉。参考总控 overview.css 的渐变、海军蓝与白色叠层。 */
:root {
  --ink: #0a2540;
  --muted: #526579;
  --blue: #635bff;
  --blue-deep: #5148db;
  --mist: #f7f9fc;
  --line: #e4e9f1;
  --font: "Segoe UI", "Microsoft YaHei", sans-serif;
}
body { background: #fff; }
.container { width: min(1216px, calc(100% - 112px)); }
h1, h2 { color: #081e3d; font-weight: 600; }
h2 { font-size: 42px; line-height: 1.3; letter-spacing: -1.6px; }
.section-space { padding: 110px 0; }
.site-header {
  position: fixed; top: 18px; left: 40px; right: 40px; height: 68px;
  border: 1px solid #ffffffc9; border-radius: 16px;
  background: #ffffffeb; backdrop-filter: blur(20px);
  box-shadow: 0 9px 32px -22px #18264355;
}
.site-header .header-inner { width: 100%; padding: 0 24px; gap: 28px; }
.brand { font-size: 21px; letter-spacing: -.8px; font-weight: 700; }
.brand img { width: 37px; height: 37px; }
.main-nav { gap: 33px; }
.main-nav a { color: #425466; font-weight: 500; }
.header-cta { border: 0; background: #0a2540; border-radius: 25px; color: white; padding: 10px 23px; }
.header-cta:hover { background: #294158; }
.hero { position: relative; padding: 170px 0 0; background: #fff; isolation: isolate; }
.hero-backdrop {
  position: absolute; inset: 0 0 auto; height: 585px; z-index: -2;
  background:
    radial-gradient(ellipse at 99% -14%, #ff4f4b 0, transparent 37%),
    radial-gradient(ellipse at 78% 16%, #ffc96d 0, transparent 39%),
    radial-gradient(ellipse at 5% 90%, #5ed5f4 0, transparent 45%),
    radial-gradient(ellipse at 42% -25%, #b23ff1 0, transparent 60%),
    linear-gradient(112deg, #bb5cd6 0%, #9671f8 34%, #6ecce5 61%, #fb765c 100%);
  clip-path: polygon(0 0, 100% 0, 100% 52%, 0 100%);
}
.hero-guides { position: absolute; inset: 0 5% auto; height: 760px; z-index: -1; display: grid; grid-template-columns: repeat(4, 1fr); pointer-events: none; }
.hero-guides i { border-left: 1px dashed #0a25400c; }
.hero-guides i:last-child { border-right: 1px dashed #0a25400c; }
.hero-grid { grid-template-columns: 1fr 1.05fr; gap: 24px; align-items: start; padding-bottom: 76px; }
.hero-copy { padding-top: 7px; }
.context-label { display: inline-flex; font-size: 12px; color: #193852; border: 1px solid #ffffff42; background: #ffffff25; padding: 5px 11px; border-radius: 20px; margin-bottom: 27px; }
.context-label > span { background: #5546ba; width: 5px; height: 5px; }
.hero h1 { font-size: clamp(40px, 4.25vw, 60px); font-weight: 650; line-height: 1.28; letter-spacing: -2.5px; }
.hero-description { color: #29435b; font-size: 16px; line-height: 1.95; margin-top: 26px; }
.hero-actions { margin-top: 30px; gap: 25px; }
.button { border-radius: 27px; padding: 12px 23px; min-height: 48px; font-weight: 600; }
.button-primary { background: #0a2540; box-shadow: none; }
.button-primary:hover { background: #294158; box-shadow: none; }
.button-text { color: #16334e; padding-inline: 0; }
.button-text:hover { color: #5148db; }
.hero-footnote { color: #536479; font-size: 11px; margin-top: 24px; }
.small-check { color: #315d6f; }
.hero-stage { width: 100%; height: 460px; min-height: 0; margin-top: -12px; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
.showcase-label { position: absolute; bottom: 0; right: 12px; font-size: 10px; color: #64748b; display: flex; align-items: center; gap: 6px; }
.showcase-label > span { width: 5px; height: 5px; border-radius: 50%; background: #a6a0e8; }
.product-window { position: absolute; top: 29px; right: -18px; width: 88%; background: #f7f9fc; border: 1px solid #ffffffc0; border-radius: 12px; box-shadow: 0 28px 60px -18px #20304f4f; transform: rotate(-1.5deg); overflow: hidden; }
.window-topbar { display: flex; align-items: center; gap: 17px; height: 50px; padding: 0 20px; border-bottom: 1px solid #e8ebf3; font-size: 11px; background: #fff; color: #536276; }
.window-topbar > svg { width: 16px; height: 16px; margin-left: auto; fill: none; stroke: #736eae; stroke-width: 1.5; }
.window-dots { display: flex; gap: 4px; }
.window-dots i { height: 5px; width: 5px; border-radius: 50%; background: #d3dae5; }
.window-content { padding: 25px 24px 23px 104px; }
.window-caption { font-size: 10px; color: #5e7085; margin-bottom: 8px; }
.window-content h3 { font-size: 20px; font-weight: 600; letter-spacing: -.5px; line-height: 1.5; margin-bottom: 19px; }
.window-module-row { display: flex; align-items: center; gap: 10px; background: #fff; padding: 12px 11px; border: 1px solid #e8ecf4; border-radius: 7px; margin-bottom: 9px; }
.window-module-icon { width: 32px; height: 32px; background: #eeebff; border-radius: 8px; color: #7161df; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.window-module-icon svg, .floating-icon svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.window-module-icon.cyan { background: #e3f4f8; color: #3595a7; }
.window-module-icon.peach { background: #fff0e8; color: #c67d5c; }
.window-module-row strong { display: block; font-size: 11px; font-weight: 600; white-space: nowrap; }
.window-module-row small { display: block; font-size: 9px; color: #5e7085; margin-top: 3px; }
.window-module-state { font-size: 8px; color: #65548f; background: #f3f0ff; border-radius: 12px; padding: 2px 6px; margin-left: auto; white-space: nowrap; }
.window-process { display: flex; align-items: center; gap: 9px; font-size: 9px; color: #687d98; margin-top: 18px; }
.window-process i { flex: 1; height: 1px; background: #d8deed; }
.floating-card { position: absolute; top: 169px; left: -15px; z-index: 2; width: 188px; background: #fff; border: 5px solid #f1f4f9; border-radius: 24px; box-shadow: 0 31px 46px -16px #1c2f5955; padding: 20px 16px 13px; }
.floating-icon { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; background: #efecff; color: #7665f2; border-radius: 11px; margin-bottom: 14px; }
.floating-icon svg { width: 22px; height: 22px; }
.floating-eyebrow { font-size: 9px; color: #5e7085; }
.floating-card h3 { font-size: 18px; line-height: 1.6; font-weight: 600; letter-spacing: -.6px; margin-top: 5px; margin-bottom: 17px; }
.floating-row { display: flex; align-items: center; gap: 8px; font-size: 10px; color: #5e7085; margin-top: 13px; }
.floating-row > span { width: 5px; height: 5px; border-radius: 50%; background: #a197f0; }
.floating-bottom { display: flex; align-items: center; justify-content: space-between; background: #0a2540; color: #fff; border-radius: 6px; margin-top: 20px; padding: 8px 10px; font-size: 9px; }
.floating-pill { position: absolute; top: 0; right: 16px; background: #fff; border: 1px solid #ffffffb0; box-shadow: 0 10px 28px -16px #4b3a7133; border-radius: 22px; padding: 8px 15px; font-size: 10px; color: #536079; display: flex; align-items: center; gap: 8px; }
.pill-symbol { color: #8069e7; font-size: 20px; line-height: 1; }
.capability-strip { position: relative; min-height: 106px; border: 1px solid #e7ebf2; border-radius: 12px; box-shadow: 0 18px 35px -30px #293d6f33; padding: 24px 30px; background: #fff; }
.capability-strip > span { color: #65768d; font-size: 11px; line-height: 1.9; }
.capability-strip > div { display: flex; align-items: center; gap: 10px; color: #40546e; font-size: 13px; font-weight: 500; }
.capability-strip b { font-size: 23px; font-weight: 400; color: #9da8ba; }
.products { position: relative; background: linear-gradient(#fff, #fbfcfe); }
.section-heading > p { color: #536579; font-size: 15px; line-height: 1.95; }
.product-explorer { gap: 33px; grid-template-columns: 272px 1fr; }
.module-option { border-radius: 10px; min-height: 82px; padding: 14px 18px; }
.module-option:hover { background: #f5f4fe; }
.module-option.is-active { background: #fff; border-color: #e5e1fa; box-shadow: 0 13px 27px -20px #6655cc66; }
.module-symbol { background: #f2f2f7; color: #8690a1; border-radius: 9px; width: 37px; height: 37px; font-size: 24px; }
.is-active .module-symbol { color: #635bff; background: #efecff; }
.module-option strong { font-weight: 600; }
.module-option small { color: #61718a; font-size: 11px; }
.option-arrow { color: #635bff; }
.module-detail { background: #fff; border-color: #e4e8f1; box-shadow: 0 30px 55px -42px #23365955; border-radius: 16px; }
.detail-copy { padding: 34px 38px 25px; }
.detail-context { color: #6a5bd5; font-size: 12px; font-weight: 500; margin-bottom: 9px; }
.detail-copy h3 { font-weight: 600; font-size: 30px; }
.detail-copy > p { color: #526579; font-size: 15px; }
.detail-copy ul { font-size: 12px; color: #60728d; margin-top: 19px; }
.detail-copy li:before { color: #8980e7; }
.module-visual { margin-inline: 38px; border-color: #e6e7f4; box-shadow: 0 12px 24px -14px #6a63b426; min-height: 226px; }
.visual-toolbar { background: #fbfaff; height: 39px; color: #6f6b8e; }
.visual-body { min-height: 194px; }
.visual-side { background: #fcfbff; border-color: #eeecf7; }
.visual-side i.active { background: #b4aaf4; }
.visual-mini-icon { color: #7164dd; background: #efecff; }
.visual-main { padding-top: 22px; }
.flow-rows > div { border: 1px solid #eeeaf8; background: #fcfbff; }
.flow-square { border-color: #c8bff0; }
.flow-label { color: #78699f; }
.module-scope { padding: 15px 0; color: #63758e; font-size: 11px; }
.roadmap-note { color: #60718a; border-color: #e8ecf3; }
.outline-badge { border-color: #d8d1f4; color: #71629a; }
.workflow { background: #f7f9fc; position: relative; overflow: hidden; }
.workflow:after { content: ""; position: absolute; right: -100px; top: -170px; width: 400px; height: 400px; border: 70px solid #eceafb77; border-radius: 50%; pointer-events: none; }
.workflow-grid { position: relative; z-index: 1; }
.workflow-steps { gap: 15px; }
.workflow-steps:before { display: none; }
.workflow-step { background: #fff; border: 1px solid #e8ecf3; border-radius: 12px; padding: 20px 23px; gap: 22px; box-shadow: 0 10px 24px -23px #263e6b55; }
.step-index { border: 0; background: #f0edff; color: #7364cd; width: 37px; height: 37px; font-size: 13px; }
.workflow-step:first-child .step-index { background: #0a2540; }
.workflow-step h3 { font-weight: 600; font-size: 16px; padding-top: 3px; }
.workflow-step p { color: #5e7085; font-size: 13px; }
.inline-link { color: #635bda; }
.delivery-number { font-size: 28px; color: #b2a8e8; letter-spacing: -1px; font-weight: 500; }
.delivery-grid h3 { font-weight: 600; margin-top: 12px; }
.delivery-grid p { color: #5c6f86; }
.delivery-note { color: #73639c; }
.download-banner { background: radial-gradient(ellipse at 100% 0, #635bff80, transparent 70%), #0a2540; padding: 43px; border-radius: 17px; box-shadow: 0 20px 40px -28px #172b5c77; }
.download-banner h3 { font-size: 28px; font-weight: 500; letter-spacing: -1px; }
.download-banner p { color: #d1d9ed; font-size: 13px; }
.button-light { color: #0a2540; }
.button-light:hover { background: #f1edff; }
.download-link { color: #eeeaff; }
.faq { border-color: #e8ecf3; }
.faq-list summary { color: #213a54; font-weight: 500; }
.faq-list details > p { color: #596d85; }
.faq-list summary > span { color: #83749f; }
.site-footer { background: #f7f9fc; }
.footer-main .brand { font-size: 19px; }
dialog { border-radius: 22px; border-color: #e5e1f4; box-shadow: 0 35px 90px #10234555; }
dialog::backdrop { background: #10213d80; }
.checklist li > span { background: #efecff; color: #7362d6; }
@media (min-width: 1440px) {
  .hero { padding-top: 179px; }
  .hero-grid { padding-bottom: 90px; }
  .hero-backdrop { height: 610px; }
}
@media (max-width: 1100px) {
  .container { width: calc(100% - 76px); }
  .site-header { left: 24px; right: 24px; }
  .site-header .header-inner { gap: 22px; padding-inline: 20px; }
  .brand { font-size: 20px; }
  .main-nav { gap: 24px; }
  .hero { padding-top: 154px; }
  .hero-grid { gap: 25px; padding-bottom: 60px; }
  .hero h1 { font-size: 42px; letter-spacing: -2px; }
  .hero-stage { height: 430px; }
  .window-content { padding: 23px 17px 23px 79px; }
  .window-content h3 { font-size: 17px; }
  .window-module-state { display: none; }
  .window-module-row small { font-size: 8px; }
  .floating-card { left: -14px; top: 150px; width: 155px; padding: 17px 13px 12px; }
  .floating-card h3 { font-size: 16px; margin-bottom: 15px; }
  .floating-eyebrow { font-size: 8px; }
  .floating-row { font-size: 9px; margin-top: 12px; }
  .floating-icon { width: 33px; height: 33px; margin-bottom: 11px; }
  .floating-bottom { margin-top: 16px; }
  .floating-pill { top: 0; right: 5px; }
  .capability-strip { padding: 21px; gap: 15px; }
  .capability-strip > div { gap: 7px; font-size: 12px; }
  .product-explorer { grid-template-columns: 245px 1fr; gap: 24px; }
  .detail-copy { padding: 28px 29px 23px; }
  .module-visual { margin-inline: 29px; }
}
@media (max-width: 800px) {
  h2 { font-size: 34px; }
  .section-space { padding: 78px 0; }
  .container { width: calc(100% - 48px); }
  .hero { padding-top: 145px; }
  .hero-backdrop { height: 655px; clip-path: polygon(0 0, 100% 0, 100% 70%, 0 100%); }
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero-copy { max-width: 610px; }
  .hero h1 { font-size: 50px; line-height: 1.28; }
  .hero-description { font-size: 16px; }
  .hero-stage { width: 82%; height: 440px; margin-top: 0; justify-self: center; }
  .product-window { width: 90%; right: -22px; }
  .window-content { padding-left: 106px; }
  .window-content h3 { font-size: 20px; }
  .window-module-state { display: inline-block; }
  .floating-card { left: -20px; top: 145px; width: 185px; padding: 20px 16px 13px; }
  .floating-card h3 { font-size: 18px; }
  .floating-row { font-size: 10px; }
  .floating-icon { width: 38px; height: 38px; }
  .capability-strip { flex-wrap: wrap; justify-content: center; padding: 22px; gap: 15px 26px; }
  .capability-strip > span { width: 100%; text-align: center; font-size: 11px; }
  .capability-strip > span br { display: none; }
  .capability-strip > div { font-size: 12px; }
  .section-heading > p { font-size: 14px; }
  .product-explorer { grid-template-columns: 190px 1fr; gap: 18px; }
  .module-option { padding: 12px 9px; gap: 9px; }
  .module-symbol { width: 31px; height: 31px; font-size: 21px; }
  .module-option small { font-size: 10px; }
  .detail-copy { padding: 25px 23px 21px; }
  .detail-copy h3 { font-size: 27px; }
  .detail-copy > p { font-size: 14px; }
  .module-visual { margin-inline: 23px; }
  .workflow-step { padding: 17px 18px; gap: 15px; }
  .workflow-step p { font-size: 13px; }
  .download-banner { padding: 32px; }
  .download-banner h3 { font-size: 25px; }
}
@media (max-width: 600px) {
  html { scroll-padding-top: 92px; }
  .container { width: calc(100% - 40px); }
  .site-header { top: 12px; left: 12px; right: 12px; height: 64px; border-radius: 14px; }
  .site-header .header-inner { padding: 0 12px; gap: 9px; }
  .brand { font-size: 19px; gap: 8px; }
  .brand img { width: 32px; height: 32px; }
  .header-cta { min-height: 44px; padding: 9px 14px; font-size: 11px; }
  .menu-toggle { min-width: 44px; width: 44px; }
  .main-nav { top: 72px; left: -1px; right: -1px; border-radius: 14px; padding: 14px 18px; border: 1px solid #e4e6ef; box-shadow: 0 18px 45px -18px #26355344; }
  .hero { padding-top: 127px; }
  .hero-backdrop { height: 575px; clip-path: polygon(0 0, 100% 0, 100% 72%, 0 100%); }
  .hero-guides { inset-inline: 20px; height: 900px; }
  .hero-grid { gap: 33px; padding-bottom: 36px; }
  .hero-copy { padding-top: 0; }
  .context-label { font-size: 10px; padding: 4px 9px; margin-bottom: 21px; }
  .hero h1 { font-size: clamp(29px, 8.3vw, 43px); letter-spacing: -1.6px; line-height: 1.35; }
  .hero-description { font-size: 14px; color: #17384e; margin-top: 21px; }
  .hero-actions { margin-top: 25px; gap: 21px; }
  .button { min-height: 46px; padding: 11px 20px; font-size: 12px; }
  .button-text { padding-inline: 0; font-size: 11px; }
  .hero-footnote { margin-top: 20px; color: #29465c; font-size: 10px; }
  .hero-stage { width: calc(100% - 12px); max-width: 430px; height: 351px; margin-top: 0; }
  .product-window { top: 27px; right: -8px; width: 89%; border-radius: 9px; }
  .window-topbar { height: 37px; padding: 0 12px; gap: 10px; font-size: 8px; }
  .window-topbar > svg { width: 13px; height: 13px; }
  .window-dots i { width: 4px; height: 4px; }
  .window-content { padding: 18px 13px 18px 76px; }
  .window-caption { font-size: 8px; margin-bottom: 6px; }
  .window-content h3 { font-size: 14px; margin-bottom: 15px; letter-spacing: -.5px; }
  .window-module-row { padding: 8px 7px; gap: 7px; margin-bottom: 7px; border-radius: 5px; }
  .window-module-icon { width: 24px; height: 24px; border-radius: 6px; }
  .window-module-icon svg { width: 16px; height: 16px; }
  .window-module-row strong { font-size: 9px; }
  .window-module-row small { font-size: 7px; margin-top: 3px; }
  .window-module-state { display: none; }
  .window-process { font-size: 7px; gap: 5px; margin-top: 14px; }
  .floating-card { width: 133px; top: 120px; left: -5px; padding: 14px 10px 10px; border-width: 4px; border-radius: 20px; }
  .floating-icon { width: 29px; height: 29px; border-radius: 8px; margin-bottom: 10px; }
  .floating-icon svg { width: 18px; height: 18px; }
  .floating-eyebrow { font-size: 7px; }
  .floating-card h3 { font-size: 13px; line-height: 1.6; letter-spacing: -.4px; margin-top: 4px; margin-bottom: 12px; }
  .floating-row { font-size: 8px; gap: 6px; margin-top: 9px; }
  .floating-row > span { width: 4px; height: 4px; }
  .floating-bottom { padding: 7px; font-size: 7px; margin-top: 14px; }
  .floating-pill { top: 0; right: 4px; font-size: 8px; padding: 7px 11px; gap: 5px; }
  .pill-symbol { font-size: 16px; }
  .showcase-label { font-size: 8px; bottom: -8px; right: 0; }
  .capability-strip { padding: 20px 17px; gap: 14px 21px; border-radius: 10px; }
  .capability-strip > span { font-size: 10px; margin-bottom: 2px; }
  .capability-strip > div { font-size: 11px; gap: 6px; }
  .capability-strip b { font-size: 18px; }
  .section-space { padding: 65px 0; }
  h2 { font-size: 31px; letter-spacing: -1px; line-height: 1.35; }
  .section-heading > p { font-size: 14px; }
  .product-explorer { gap: 21px; }
  .module-option { min-height: 79px; padding: 10px; border-color: #e8ebf2; background: #fff; gap: 8px; }
  .module-option strong { font-size: 13px; }
  .module-option small { font-size: 9px; }
  .module-symbol { width: 29px; height: 31px; font-size: 20px; flex-shrink: 0; }
  .module-option.is-active { border-color: #d9d1f7; background: #f7f5ff; box-shadow: none; }
  .detail-copy { padding: 27px 23px 23px; }
  .detail-copy h3 { font-size: 27px; }
  .detail-copy > p { font-size: 14px; }
  .detail-copy ul { font-size: 12px; }
  .module-visual { margin-inline: 23px; min-height: 210px; }
  .module-scope { margin-inline: 23px; font-size: 11px; padding: 15px 0; }
  .workflow-step { padding: 19px 17px; gap: 15px; }
  .workflow-steps { margin-top: 26px; gap: 13px; }
  .workflow-step h3 { font-size: 15px; padding-top: 2px; }
  .workflow-step p { font-size: 14px; }
  .step-index { width: 32px; height: 32px; font-size: 11px; }
  .workflow-intro > p { font-size: 14px; }
  .delivery-grid article { grid-template-columns: 37px 1fr; column-gap: 13px; }
  .delivery-number { font-size: 21px; padding-top: 0; }
  .delivery-grid h3 { margin-top: 0; }
  .delivery-grid p { font-size: 14px; }
  .download-banner { padding: 28px 23px; margin-top: 38px; border-radius: 13px; }
  .download-banner h3 { font-size: 23px; line-height: 1.5; }
  .download-banner p { font-size: 13px; }
  .footer-main .brand { font-size: 17px; }
  dialog { padding: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}