/* 本文件完整管理定制页，替换旧稿多层布局；公共导航与页脚继续由公共文件管理。 */
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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 24px)}
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.skip-link{position:fixed;left:20px;top:-90px;z-index:100;padding:12px 20px;background:var(--ink);color:var(--base)}.skip-link:focus{top:12px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
/* 整个正文共用连续蓝色底面，窄容器只约束内容。柔光没有区块边缘，因此宽屏两侧也不会露出黑色槽缝。 */
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.unified-custom #main .shell{width:min(1240px,calc(100% - var(--gutter) * 2));margin-inline:auto;padding-inline:0}
.unified-custom #main :is(.section,.technical-section,.custom-options-section,.custom-capabilities,.custom-process,.inquiry-section,.custom-faq){background:none;border:0;box-shadow:none}
.unified-custom #main :is(section,article,[id]){scroll-margin-top:0}
.section-intro{font-size:18px;line-height:1.8;max-width:34em}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 23px;border:1px solid transparent;border-radius:6px;font-size:16px;font-weight:500;line-height:1.5}
.primary{background:#aecbff;color:#06152d}.primary:hover{background:#c4daff}.secondary{border-color:var(--line);background:#102a4b;color:var(--ink)}
/* 主按钮只在本页加一层很薄的金属渐变与内高光，保留原有尺寸和对比度。 */
.unified-custom #main .button.primary{background:linear-gradient(180deg,#e3efff,#b9d3f7);color:#06152d;border:1px solid #ffffff4d;box-shadow:inset 0 1px 0 #ffffffb3,0 18px 32px -22px #aecbffa6;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease)}
.unified-custom #main .button.primary:hover{background:linear-gradient(180deg,#f0f7ff,#c7ddff);transform:translateY(-1px);box-shadow:inset 0 1px 0 #ffffffcc,0 22px 38px -22px #aecbffcc}
.text-link{display:inline-flex;align-items:center;gap:16px;min-height:44px;font-size:16px;color:#b8d3ff}.text-link:hover{color:#fff}.text-link span{font-size:20px}
/* 首屏标题与设备分别占据真实网格，设备随宽度收缩，底部目录与后文保持共同左边界。 */
.hero{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:center;gap:30px 64px;min-height:620px;padding-block:64px 28px}
.hero-copy{min-width:0}.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:28px;font-size:14px;color:var(--muted)}
.hero h1{font-size:clamp(46px,4.4vw,70px);line-height:1.08;letter-spacing:-.05em;margin-bottom:28px;text-wrap:balance}
.hero-intro{font-size:18px;line-height:1.8;max-width:33em;text-wrap:pretty}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px;margin-top:32px}.hero-secondary{min-height:44px;font-size:15px;color:#9fb8d6;text-decoration:underline;text-decoration-color:#aecbff40;text-underline-offset:6px;text-decoration-thickness:1px}.hero-secondary:hover{color:#fff;text-decoration-color:#aecbff99}
.hero-figure{min-width:0;align-self:center}.product-stage{position:relative;isolation:isolate;width:100%;height:clamp(320px,29vw,430px)}
.stage-light{position:absolute;inset:-5% -8% -4%;z-index:-2;pointer-events:none;background:radial-gradient(ellipse at 53% 62%,#7dabdf63,#2d5c9e4d 36%,transparent 72%)}
.stage-floor{position:absolute;left:-3%;right:-3%;top:78%;height:95px;z-index:-1;pointer-events:none;border-top:1px solid #9cbfec3b;background:radial-gradient(ellipse at 50% 0,#76a8e32b,transparent 74%),linear-gradient(#5483c01c,transparent);transform:perspective(500px) rotateX(25deg)}
.stage-product{position:absolute}.stage-product>img:not(.reflection){position:relative;z-index:2;width:100%;height:auto}
.stage-product::after{content:"";position:absolute;z-index:1;left:12%;right:12%;bottom:calc(var(--transparent-bottom) - 5px);height:14px;background:#000618b3;border-radius:50%;filter:blur(7px)}
.stage-m125{--transparent-bottom:17.78%;width:39%;left:0;bottom:46px;z-index:3}.stage-m2000{--transparent-bottom:15.73%;width:44%;left:30%;bottom:46px;z-index:2}.stage-m5000{--transparent-bottom:14.19%;width:29%;right:0;bottom:46px;z-index:4}
.reflection{position:absolute;top:calc(100% - var(--transparent-bottom) - var(--transparent-bottom) - 2px);left:0;width:100%;transform:scaleY(-1);opacity:.12;mask-image:linear-gradient(to top,#000,transparent 28%);pointer-events:none}
.hero-figure figcaption{display:flex;flex-wrap:wrap;justify-content:space-between;gap:5px 18px;margin-top:6px;padding-top:12px;border-top:1px solid #aecbff26;font-size:12px;line-height:1.6;letter-spacing:.03em;color:#8fa9c8}
.chapter-navigation{grid-column:1/-1;align-self:end;padding:18px 0 0;position:static;background:none;border:0;border-top:1px solid var(--hairline)}.chapter-links{display:flex;flex-wrap:wrap;gap:4px 32px;counter-reset:chapter}
.chapter-links a{display:inline-flex;align-items:center;gap:9px;min-height:44px;font-size:15px;color:var(--muted);counter-increment:chapter}.chapter-links a::before{content:"0" counter(chapter);font-size:12px;letter-spacing:.1em;color:#7f9cbf}.chapter-links a:hover,.chapter-links a[aria-current]{color:#fff}.chapter-links a[aria-current]{text-decoration:underline;text-decoration-color:#aecbff;text-underline-offset:7px}
/* 服务对象作为工程能力导读，采用三列毛玻璃卡；完整范围按需展开，不重复堆叠卡片。 */
.project-fit-section{position:relative;isolation:isolate;padding-block:clamp(36px,3.2vw,48px) 72px}
/* 01 服务对象右侧引入知识中心式斜向光面，只压在文字之后，边缘保持开放。 */
.project-fit-section::before{content:"";position:absolute;z-index:-1;pointer-events:none;top:-40px;bottom:-20px;right:-6vw;width:46%;background:linear-gradient(150deg,#87b8ec1c,#4e7db70c 62%,transparent);clip-path:polygon(30% 0,100% 8%,84% 100%,0 82%)}
.content-heading{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:start;gap:64px;margin-bottom:38px}
.content-heading h2,.custom-group-heading h2,.custom-process>h2,.inquiry-header>h2{font-size:clamp(32px,2.8vw,42px);line-height:1.3;letter-spacing:-.02em;text-wrap:balance}
/* 01 服务对象改为技术支持页同款毛玻璃卡：半透明冷色渐变、细边框与顶部高光。 */
.audience-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;position:relative;isolation:isolate}
.audience-list::before{content:"";position:absolute;z-index:-1;pointer-events:none;inset:-26px -12px -30px;background:radial-gradient(ellipse 42% 80% at 16% 52%,#2f63b438,transparent 76%),radial-gradient(ellipse 38% 70% at 84% 48%,#3d7bd126,transparent 78%)}
.audience-list article{position:relative;min-width:0;overflow:hidden;padding:26px 26px 28px;border:1px solid #a5c5ed33;border-radius:10px;background:linear-gradient(150deg,#1a46986b,#0a234380 58%,#06152e8c);box-shadow:inset 0 1px #d8e9ff1f,0 22px 48px #00061840;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.audience-list article::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,#d8e9ffb3,transparent);opacity:.7;pointer-events:none}
.audience-list article>*{position:relative;z-index:1}
.audience-list h3{font-size:20px;line-height:1.5;margin-bottom:13px}.audience-list p{font-size:16px;line-height:1.8}
.custom-range-details{margin-top:30px;border-bottom:1px solid var(--line)}.custom-range-details>summary{padding:12px 0 20px;min-height:44px;color:#b8d3ff;font-size:16px;cursor:pointer}
.custom-range-details .custom-options-section{width:100%!important;padding:20px 0 34px;margin:0}.custom-options-section .content-heading h2{font-size:25px}.custom-options-section .content-heading{margin-bottom:25px}
.table-wrap{max-width:100%;overflow-x:auto;scrollbar-color:#4b6d9b transparent}.custom-options-table{width:100%;border-collapse:collapse;text-align:left;font-size:16px;line-height:1.75}
.custom-options-table th,.custom-options-table td{padding:18px 20px;border-bottom:1px solid var(--line);vertical-align:top}.custom-options-table thead th{font-size:14px;font-weight:500;color:var(--muted)}
.custom-options-table tbody th{width:23%;font-weight:500}.custom-options-table td{width:38.5%;color:var(--body)}.custom-options-table th:first-child{padding-left:0}.custom-options-table td:last-child{padding-right:0}
/* 四项能力共享列线与顶部基线。核心介绍直接展示，补充资料位于后方，右侧资料窗保留真实原图及完整原图入口。 */
.custom-group-heading{display:flex;justify-content:space-between;align-items:start;gap:64px;padding-block:8px 40px}.custom-group-heading>.section-intro{max-width:31em}
.scope-section{padding-block:0 76px}.custom-capacity-layout,.technical-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px 80px;align-items:start}
.scope-heading h2,.technical-copy h2{font-size:clamp(30px,2.5vw,38px);line-height:1.32;letter-spacing:-.015em;margin-bottom:18px;text-wrap:balance}.scope-heading>.section-intro,.technical-copy>.section-intro{max-width:32em}.scope-heading .text-link{margin-top:14px}
.scope-details{align-self:start;min-width:0}
/* 容量区标题与导语占满整行，正文与参考卡再分两栏；编号与标题直接对齐，不再出现右上空洞。 */
.scope-heading{display:contents}
.scope-heading>h2{grid-column:1;grid-row:1}
.scope-heading>div:first-of-type{grid-column:2;grid-row:1}
.scope-heading>.capability-detail{grid-column:1;grid-row:2;margin-top:0;max-width:35em}.scope-details>.engineering-reference{position:relative;overflow:hidden;padding:22px;background:linear-gradient(150deg,#1a469866,#0a234380 58%,#06152e8c);border:1px solid #a5c5ed33;border-radius:10px;box-shadow:inset 0 1px #d8e9ff24,0 22px 48px #00061840;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.scope-details>.engineering-reference::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,#d8e9ffb3,transparent);opacity:.7;pointer-events:none}
.capability-detail{margin-top:28px;max-width:35em}.capability-detail h3,.engineering-reference h3,.input-note h3{font-size:18px;line-height:1.5;margin-bottom:12px;letter-spacing:0}
.capability-detail p,.engineering-reference p,.input-note p{font-size:16px;line-height:1.8;color:#bdcee4}.capability-points{color:#d0dded;font-size:16px;line-height:1.8;padding-left:20px;margin:18px 0 0}.capability-points li+li{margin-top:7px}
.reference-links{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:18px}.reference-links a{display:inline-flex;align-items:center;min-height:44px;color:#b8d3ff;font-size:16px}.reference-links a:hover{color:#fff}
.technical-section{position:relative;isolation:isolate;padding-block:76px;border-top:1px solid transparent;border-image:linear-gradient(90deg,transparent,#b7d3fa40 28%,#b7d3fa40 72%,transparent) 1}
/* 02 定制范围左侧铺柔光与 44px 工程网格，参考卡改为玻璃面，与技术支持页的主题卡呼应。 */
.scope-section{position:relative;isolation:isolate}
.scope-section::before{content:"";position:absolute;z-index:-1;pointer-events:none;inset:-20px -4vw;background:radial-gradient(ellipse 60% 70% at 18% 48%,#2f63b42e,transparent 78%),linear-gradient(#8ebcff12 1px,transparent 1px),linear-gradient(90deg,#8ebcff12 1px,transparent 1px);background-size:100% 100%,44px 44px,44px 44px;mask-image:radial-gradient(ellipse 66% 78% at 30% 55%,#000,transparent 76%);-webkit-mask-image:radial-gradient(ellipse 66% 78% at 30% 55%,#000,transparent 76%)}
/* 02.2–02.4 沿用技术支持页的磁力线与工程网格：线稿在图片一侧，网格在文案一侧。 */
.technical-section::before{content:"";position:absolute;z-index:-1;pointer-events:none;inset:0;background:linear-gradient(#8ebcff12 1px,transparent 1px),linear-gradient(90deg,#8ebcff12 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 46% 58% at 22% 50%,#000,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 46% 58% at 22% 50%,#000,transparent 78%)}
.technical-section::after{content:"";position:absolute;z-index:-1;pointer-events:none;top:24px;bottom:36px;right:-16vw;width:54%;background:url("技术支持磁力线.svg") center right/contain no-repeat;opacity:.3;mask-image:linear-gradient(90deg,transparent,#000 45%);-webkit-mask-image:linear-gradient(90deg,transparent,#000 45%)}
/* 结构章节图文互换，线稿同步镜像到左侧，避免连续三节装饰都堆在右边。 */
.structure-section::after{right:auto;left:-16vw;transform:scaleX(-1)}
.structure-section::before{mask-image:radial-gradient(ellipse 46% 58% at 78% 50%,#000,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 46% 58% at 78% 50%,#000,transparent 78%)}
.technical-section+.technical-section .technical-layout{padding-top:0}
.technical-copy{grid-column:1;grid-row:1;min-width:0}.technical-figure{grid-column:2;grid-row:1 / span 2;min-width:0;width:100%;max-width:530px;justify-self:end}
.technical-layout>.custom-capability-more{grid-column:1;grid-row:2;align-self:start}
/* 结构章节在宽屏真正交换图文，形成左图右文的阅读节奏；手机仍按先文后图。 */
@media(min-width:961px){
  .technical-layout.technical-reverse .technical-copy{grid-column:2;grid-row:1}
  .technical-layout.technical-reverse .technical-figure{grid-column:1;grid-row:1 / span 2;justify-self:start;margin-top:24px}
  .technical-layout.technical-reverse>.custom-capability-more{grid-column:2;grid-row:2}
}
.technical-image{position:relative;isolation:isolate;display:block;width:100%;padding:12px;border:1px solid var(--plate-line);border-radius:14px;background:linear-gradient(155deg,#1d3f6b,#0d2545 48%,#081a33);box-shadow:0 42px 84px -38px #000c,0 0 90px -24px #4a80bf4d,inset 0 1px #d8e9ff1f,inset 0 0 0 1px #061326;text-align:left;transition:border-color .35s var(--ease),box-shadow .35s var(--ease),transform .35s var(--ease)}.technical-image:hover{border-color:#c7defc99;transform:translateY(-2px);box-shadow:0 50px 96px -40px #000e,0 0 100px -22px #5b93d966,inset 0 1px #eaf4ff33}.technical-image img{width:100%;height:auto;border-radius:5px;filter:saturate(.82) contrast(1.04) brightness(.94)}.image-button:not(.technical-image){padding:0;border:0;background:none}
.enlarge-label{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:44px;margin-top:4px;padding:11px 4px 2px;border-top:1px solid #aecbff1f;font-size:12px;letter-spacing:.04em;color:#b9cde6}.enlarge-label span{font-size:18px}
.technical-figure{position:relative}.technical-figure figcaption{display:grid;gap:4px;padding:16px 2px 0;font-size:13px;line-height:1.7;color:#9fb6d2}.technical-figure figcaption::before{display:block;margin-bottom:3px;font-family:"Carbon Sora",sans-serif;font-size:10px;font-weight:500;letter-spacing:.18em;color:#7f9fc4;text-transform:uppercase}.technical-figure figcaption span:first-child{color:#d7e3f2}
#field .technical-figure figcaption::before{content:"FIG. 02.2 / FIELD ANALYSIS"}#structure .technical-figure figcaption::before{content:"FIG. 02.3 / CAD STRUCTURE"}#automation .technical-figure figcaption::before{content:"FIG. 02.4 / MODULE REFERENCE"}
.field-focus{display:block;position:relative;width:100%;aspect-ratio:602/503;overflow:hidden;border-radius:5px;background:#fff;box-shadow:inset 0 0 0 1px #ffffff1a}.technical-image .field-focus img{position:absolute;left:0;bottom:0;width:200%;max-width:none;height:auto}
.custom-capability-more{max-width:35em;border-top:1px solid var(--line);margin-top:4px}.custom-capability-more>summary{min-height:44px;padding:16px 0;font-size:15px;line-height:1.7;color:#b8d3ff;cursor:pointer}
.custom-capability-more .input-note{padding:6px 0 12px}.custom-capability-more .engineering-reference{padding:18px 0 8px;border-top:1px solid var(--line)}
/* 流程与表单共用同一背景和宽度，步骤细线只出现在内容内部，不形成独立面板或横向色带。 */
.custom-project{position:relative;isolation:isolate;padding-top:0}.custom-process{padding-block:var(--section-y) 64px}.custom-process>h2{max-width:26em}
/* 流程与咨询区铺一层低亮度的工业材质底纹，再叠很淡的工程网格与侧向柔光，让页面下半段延续首屏纵深，不形成独立色带。 */
.custom-project::before{content:"";position:absolute;z-index:-2;pointer-events:none;inset:0;background:url("custom/assets/backgrounds/editorial-material-v1.webp") right center/cover no-repeat;opacity:.32;mask-image:linear-gradient(to bottom,transparent,#000 14%,#000 66%,transparent 92%);-webkit-mask-image:linear-gradient(to bottom,transparent,#000 14%,#000 66%,transparent 92%)}
.custom-project::after{content:"";position:absolute;z-index:-1;pointer-events:none;inset:0;background:linear-gradient(#aecbff0c 1px,transparent 1px),linear-gradient(90deg,#aecbff0c 1px,transparent 1px),radial-gradient(ellipse 62% 70% at 26% 48%,#2a5a9438,transparent 78%);background-size:64px 64px,64px 64px,100% 100%;mask-image:radial-gradient(ellipse 82% 82% at 40% 46%,#000 18%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse 82% 82% at 40% 46%,#000 18%,transparent 80%)}
.process-list{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px;margin:46px 0 0;padding:0}.process-list li{min-width:0;border-top:1px solid #9dbfeb4d;padding-top:22px}
.step-number{display:block;margin-bottom:16px;font-family:"Carbon Sora",sans-serif;font-size:clamp(20px,2.1vw,30px);font-weight:300;line-height:1;letter-spacing:.04em;color:#9dbce4}.process-list h4{font-size:20px;line-height:1.5;margin-bottom:10px;letter-spacing:0}.process-list p{font-size:16px;line-height:1.8}
/* 宽屏把四个步骤收成一条连续时间轴：细线、节点和大号序号承担层级，不再重复卡片描边。 */
@media(min-width:1101px){
  .process-list{position:relative}.process-list::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,#aecbff66,#aecbff26 72%,transparent);pointer-events:none}
  .process-list li{border-top:0;padding-top:32px;position:relative}.process-list li::before{content:"";position:absolute;top:-3px;left:0;width:6px;height:6px;border-radius:50%;background:#cfe2ff;box-shadow:0 0 0 4px #aecbff14,0 0 16px #aecbff66}
}
.custom-process-more{margin-top:14px}.custom-process-more summary{min-height:44px;font-size:14px;line-height:1.7;color:#abc8ed;cursor:pointer}.custom-process-more .step-detail{margin-top:8px;color:var(--muted)}
.inquiry-section{position:relative;isolation:isolate}
/* 表单后方留一团低亮度冷光，与右侧表单面板形成轻微层次，不改变文字对比。 */
.inquiry-section::after{content:"";position:absolute;z-index:-1;pointer-events:none;inset:0;background:radial-gradient(ellipse 48% 44% at 78% 46%,#2b5c9a30,transparent 80%),radial-gradient(ellipse 42% 34% at 10% 24%,#1f4a812e,transparent 82%)}
.inquiry-layout{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:start;gap:36px 80px;padding-block:80px 100px}
/* 咨询区标题通栏，下方左侧准备清单、右侧表单；表单仍随内容自然增高。 */
.inquiry-header{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:28px 80px;align-items:start}
.inquiry-header>h2{grid-column:1}
.inquiry-header>.section-intro{grid-column:2;margin-top:6px;max-width:34em}
.project-form{grid-column:2;grid-row:2}
.inquiry-copy{min-width:0}.inquiry-copy>.preview-note{margin-top:0}.inquiry-copy>.custom-preparation{margin-top:0}
.preview-note{margin-top:24px;padding-left:16px;border-left:2px solid #729bce66;max-width:35em}.preview-note p{font-size:16px;margin-bottom:6px}.preview-note span{display:block;font-size:14px;line-height:1.8;color:var(--muted)}
.custom-preparation{margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}.custom-preparation>h3{font-size:20px;line-height:1.5;margin-bottom:18px;letter-spacing:0}
.requirements-list{margin:0}.requirements-list>div{padding:13px 0}.requirements-list dt{font-size:16px;color:#e3ecfa}.requirements-list dd{margin:5px 0 0;font-size:15px;line-height:1.8;color:#b8cbe4}
.project-form{min-width:0;padding:34px;border:1px solid #aecbff2e;border-radius:16px;background:linear-gradient(155deg,#1734558f,#0b2140a3);box-shadow:inset 0 1px #d8e9ff14,0 44px 90px -54px #000}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.field{display:grid;gap:8px;min-width:0}.field.full{grid-column:1/-1}.field label{font-size:13px;line-height:1.5;letter-spacing:.08em;color:#a9c1dd}.field label span{font-size:12px;color:#829bb8}
.field input,.field textarea{width:100%;min-height:48px;padding:11px 0;border:0;border-bottom:1px solid #9ebde552;border-radius:0;background:transparent;color:var(--ink);font-size:16px;line-height:1.7;transition:border-color .2s ease,box-shadow .2s ease}
.field input:hover,.field textarea:hover{border-bottom-color:#a9c9f2a6}.field input:focus,.field textarea:focus{outline:none;border-bottom-color:var(--accent);box-shadow:0 1px 0 var(--accent)}
.field textarea{min-height:120px;padding:12px 0;resize:vertical}
#brief-text{width:100%;min-height:120px;padding:14px;border:1px solid #9ebde54d;border-radius:8px;background:#081b35;color:var(--ink);font-size:15px;line-height:1.7;resize:vertical}
.field-help{font-size:14px;line-height:1.8;color:var(--muted)}.field-error{font-size:14px;color:#ffb8bd}.field textarea[aria-invalid="true"]{border-color:#ffb8bd}
/* 复选范围改为两列可选单元：整体可点，选中由方框和边框同时表达，不依赖原生控件外观。 */
.scope-options{display:grid;grid-template-columns:1fr 1fr;gap:8px;border:0;padding:0;margin:26px 0}.scope-options legend{font-size:13px;line-height:1.5;letter-spacing:.08em;color:#a9c1dd;margin-bottom:12px;padding:0}
.scope-options label{display:flex;align-items:center;gap:10px;min-height:46px;padding:0 12px;border:1px solid #9ebde536;border-radius:8px;background:rgba(6,21,45,.35);font-size:14px;line-height:1.5;cursor:pointer;transition:border-color .2s ease,background .2s ease}
.scope-options label:hover{border-color:#a9c9f266;background:rgba(20,50,88,.45)}
.scope-options input[type="checkbox"]{appearance:none;-webkit-appearance:none;width:16px;height:16px;margin:0;flex-shrink:0;border:1px solid #9ebde580;border-radius:3px;background:transparent;cursor:pointer;transition:background-color .2s ease,border-color .2s ease}
.scope-options input[type="checkbox"]:checked{border-color:var(--accent);background-color:var(--accent);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10'%3E%3Cpath d='M1 5.2 4.4 8.6 11 1.4' fill='none' stroke='%2306152d' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-size:11px 9px;background-position:center;background-repeat:no-repeat}
.scope-options label:has(input:checked){border-color:#aecbff80;background:rgba(28,62,104,.55)}.scope-options input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.guided-fields{margin:24px 0;border-block:1px solid var(--line)}.guided-fields summary{padding:17px 0;min-height:44px;font-size:16px;line-height:1.7;cursor:pointer}.guided-fields summary span{font-size:14px;color:var(--muted)}.guided-grid{display:grid;gap:20px;padding-bottom:24px}
.project-form>.button{width:100%;min-height:54px;margin-top:28px;font-size:15px;letter-spacing:.05em}.form-feedback,.copy-feedback{font-size:14px;line-height:1.8;margin-top:14px;color:var(--muted)}.form-feedback:empty,.copy-feedback:empty{display:none}.brief-result{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.brief-result h3{font-size:25px;line-height:1.4;margin-bottom:18px}.brief-result .button{margin-top:16px}
/* 问答是同一底面上的阅读收束，标题和问题分栏；展开内容正常撑开页面，不使用固定高度。 */
.custom-faq{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,.6fr) minmax(0,1.4fr);gap:80px;padding-block:76px 104px}
/* 收尾区延续远端柔光，并用更淡的网格把工程感带到页脚上方，避免末段重新变成纯色块。 */
.custom-faq::before{content:"";position:absolute;z-index:-2;pointer-events:none;inset:-40px -6vw 20px;background:linear-gradient(#aecbff0a 1px,transparent 1px),linear-gradient(90deg,#aecbff0a 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 60% 72% at 82% 34%,#000,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 60% 72% at 82% 34%,#000,transparent 78%)}
.custom-faq::after{content:"";position:absolute;z-index:-1;pointer-events:none;inset:-60px -8vw 0;background:linear-gradient(200deg,transparent 42%,#3c6daa12 62%,transparent 80%),radial-gradient(ellipse 52% 62% at 88% 26%,#2f63a54a,transparent 78%),radial-gradient(ellipse 40% 36% at 8% 14%,#2a5a9438,transparent 82%),radial-gradient(ellipse 46% 32% at 6% 96%,#24528b3d,transparent 80%)}
.faq-heading h2{font-size:clamp(30px,2.4vw,38px);line-height:1.35;text-wrap:balance}.faq-heading p{margin-top:18px;font-size:16px;line-height:1.8;color:var(--muted)}
.faq-list{border-top:1px solid var(--line);min-width:0}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{display:flex;justify-content:space-between;align-items:start;gap:22px;list-style:none;padding:20px 0;min-height:44px;font-size:18px;line-height:1.7;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:22px;color:var(--accent);flex-shrink:0}.faq-list details[open] summary span{transform:rotate(45deg)}
.faq-answer{padding:0 24px 22px 0;font-size:16px;line-height:1.8}.faq-answer p+p{margin-top:16px}.faq-answer strong{font-weight:550;color:var(--ink)}.faq-answer ul{color:var(--body);padding-left:20px;margin:14px 0}.faq-answer .text-link{margin-top:12px}
/* 原图窗口使用清楚实底，保留原图比例与关闭焦点，不使用实时背景模糊。 */
dialog{width:min(1240px,94vw);max-height:93dvh;padding:24px;border:1px solid #aac9ee66;border-radius:10px;background:#0a1d38;color:var(--ink)}dialog::backdrop{background:#000618eb}.dialog-header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px}.dialog-header h2{font-size:23px;line-height:1.4}.dialog-close{width:44px;height:44px;flex-shrink:0;border:1px solid var(--line);border-radius:5px;background:none;font-size:30px;line-height:1}.dialog-image-stage{display:flex;justify-content:center;align-items:center;max-height:69dvh}.dialog-image-stage img{width:100%;height:auto;max-height:69dvh;object-fit:contain}#dialog-caption{font-size:14px;line-height:1.8;margin-top:18px}
/* 中等窗口先收紧列距，不缩小正文，也不使用固定视口高度承载长文。 */
@media(max-width:1280px){:root{--header-height:76px}}
@media(max-width:1100px){.hero{gap:28px 36px;min-height:560px;padding-top:40px}.hero h1{font-size:48px}.custom-capacity-layout,.technical-layout,.inquiry-layout,.custom-faq{column-gap:44px}.content-heading,.custom-group-heading{gap:40px}.audience-list{gap:26px}.audience-list article{padding:24px}.project-form{padding:24px}.process-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 30px}}
/* 平板改为单列，阅读和键盘顺序均为介绍、图片、资料展开区，范围表只在自身容器滚动。 */
@media(max-width:960px){
  :root{--gutter:28px}.hero{grid-template-columns:1fr;min-height:0;padding-top:32px;gap:22px}.hero-copy{max-width:650px}.hero h1{font-size:clamp(40px,7vw,56px)}.hero h1 br:nth-of-type(2){display:none}.hero-figure{width:min(580px,100%);justify-self:center}.product-stage{height:350px}.chapter-navigation{padding-top:14px}
  .project-fit-section{padding-block:42px 48px}.content-heading{grid-template-columns:1fr;gap:22px}.audience-list{grid-template-columns:1fr;gap:25px}.audience-list::before{inset:-20px -8px -24px}.audience-list article{padding:22px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.custom-group-heading{display:block;padding-block:8px 32px}.custom-group-heading>.section-intro{margin-top:18px;max-width:36em}
  .custom-capacity-layout,.technical-layout,.inquiry-layout,.custom-faq{grid-template-columns:1fr;gap:28px}.scope-section{padding-bottom:34px}
  .scope-heading>h2,.scope-heading>div:first-of-type,.scope-heading>.capability-detail,.scope-details{grid-column:auto;grid-row:auto}.scope-heading>.capability-detail{margin-top:0}
  .inquiry-header{grid-template-columns:1fr;gap:16px}.inquiry-header>h2,.inquiry-header>.section-intro{grid-column:auto}.inquiry-header>.section-intro{margin-top:0}.project-form{grid-column:auto;grid-row:auto}.scope-details{width:100%}.scope-details>.engineering-reference{padding:24px}.technical-section{padding-block:30px 38px}.technical-section+.technical-section .technical-layout{padding-top:0}.technical-copy{grid-column:1;grid-row:1}.technical-figure{grid-column:1;grid-row:2;justify-self:center;max-width:560px}.technical-layout>.custom-capability-more{grid-column:1;grid-row:3;max-width:none}
  .custom-project{padding-top:0}.custom-project::before{background-image:url("custom/assets/backgrounds/editorial-material-v1-mobile.webp");opacity:.24}.custom-process{padding-block:48px 40px}.process-list{grid-template-columns:1fr 1fr;gap:28px}.inquiry-layout{padding-block:32px 52px}.custom-preparation{margin-top:25px}.requirements-list{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.custom-faq{padding-block:16px 58px}
}
/* 手机保留文字尺度和至少四十四像素的点击高度，图文以自然高度延展，避免分辨率变化造成遮挡。 */
@media(max-width:560px){
  :root{--gutter:24px}.hero{padding-block:26px 18px}.breadcrumb{margin-bottom:24px;font-size:14px}.hero h1{font-size:clamp(34px,8.7vw,44px);margin-bottom:22px}.hero-intro,.section-intro{font-size:17px;line-height:1.8}.hero-actions{margin-top:24px}.hero-actions .button{width:100%}.product-stage{height:255px}.stage-m125{bottom:40px}.stage-m2000{bottom:40px}.stage-m5000{bottom:40px}.stage-floor{top:74%;height:85px}.hero-figure figcaption{display:grid;gap:4px}.chapter-links{gap:2px 20px}.chapter-links a{font-size:14px}
  .content-heading h2,.custom-group-heading h2,.custom-process>h2,.inquiry-header>h2{font-size:29px;line-height:1.45}.scope-heading h2,.technical-copy h2{font-size:27px;line-height:1.45}.custom-options-table{min-width:620px}.custom-options-section .content-heading h2{font-size:24px}.scope-details>.engineering-reference{padding:22px}.capability-detail{margin-top:24px}
  .process-list{grid-template-columns:1fr;margin-top:26px;gap:22px}.process-list li{display:grid;grid-template-columns:32px minmax(0,1fr);gap:6px 13px;padding-top:18px}.step-number{grid-column:1;grid-row:1/4;margin:0;padding-top:2px}.process-list h4,.process-list p,.custom-process-more{grid-column:2;margin:0}.custom-process-more{margin-top:5px}.requirements-list{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr;gap:20px}.field.full{grid-column:auto}.project-form{padding:22px 18px}.project-form>.button,.brief-result .button{width:100%}.faq-heading h2{font-size:28px}.faq-answer{padding-right:0}dialog{width:95vw;padding:15px}.dialog-header h2{font-size:20px}.dialog-image-stage,.dialog-image-stage img{max-height:60dvh}
}
/* 章节编号使用语言无关的数字，建立从定制范围到问答的连续阅读索引，并强化标题层级。 */
/* 章节索引独立成一行拉丁小标，形成“编号 / 英文名”的编辑式眉标，再进入中文标题。 */
:is(#project-fit-title,#custom-capabilities-title,#scope-title,#field-title,#structure-title,#automation-title,#process-title,#inquiry-title,#faq-title)::before{display:block;margin:0 0 14px;font-family:"Carbon Sora",sans-serif;font-size:10px;font-weight:500;line-height:1.4;letter-spacing:.2em;color:#7f9fc4;text-transform:uppercase}
#project-fit-title::before{content:"01 / FIT"}
#custom-capabilities-title::before{content:"02 / CAPABILITIES"}
#scope-title::before{content:"02.1 / CAPACITY"}
#field-title::before{content:"02.2 / MAGNETIC FIELD"}
#structure-title::before{content:"02.3 / STRUCTURE"}
#automation-title::before{content:"02.4 / AUTOMATION"}
#process-title::before{content:"03 / PROCESS"}
#inquiry-title::before{content:"04 / ENQUIRY"}
#faq-title::before{content:"05 / FAQ"}
/* 减少动态偏好下关闭平滑滚动与轻量反馈，全页没有自动入场或视差循环。 */

/* 自动化章节的图片略向下错位，与磁场、结构两节形成错落的阅读节奏。 */
@media(min-width:961px){.automation-section .technical-figure{margin-top:28px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.technical-image{transition:none}}
@media(prefers-contrast:more){:root{--line:#b8d3ff80;--muted:#c7d9ef}.technical-image,.project-form{border-color:#b8d3ff}}

/* ===== 高级感层：材质颗粒、入场节奏与触摸端微调 ===== */
/* 噪点固定覆盖全页，只增加极轻的材质感，不拦截点击，也不改变任何文字对比。 */
body.unified-custom::after{content:"";position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.018;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");background-size:180px 180px}
/* 只有脚本成功启用时才隐藏等待入场；脚本失效或减少动态时内容始终可见。 */
@media(prefers-reduced-motion:no-preference){
  .motion-ready #main :is(.content-heading,.custom-group-heading,.scope-section .custom-capacity-layout,.technical-copy,.technical-figure,.process-list li,.inquiry-header,.inquiry-copy,.project-form,.faq-list){opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--reveal-delay,0ms)}
  .motion-ready #main :is(.content-heading,.custom-group-heading,.scope-section .custom-capacity-layout,.technical-copy,.technical-figure,.process-list li,.inquiry-header,.inquiry-copy,.project-form,.faq-list).is-in{opacity:1;transform:none}
}
@media(prefers-reduced-motion:reduce){.motion-ready #main :is(.content-heading,.custom-group-heading,.scope-section .custom-capacity-layout,.technical-copy,.technical-figure,.process-list li,.inquiry-header,.inquiry-copy,.project-form,.faq-list){opacity:1;transform:none}}
@media(max-width:560px){
  .technical-image{padding:8px;border-radius:12px}.enlarge-label{font-size:11px;padding-top:9px}.technical-figure figcaption::before{font-size:9px;letter-spacing:.15em}
  .project-form{padding:26px 20px}
}
@media(max-width:420px){.scope-options{grid-template-columns:1fr}}
/* 中段装饰在平板和手机上降密度：线稿收窄、网格减弱，窄屏只保留一条极淡线稿。 */
@media(max-width:960px){
  .project-fit-section::before{width:58%;opacity:.8}
  .technical-section::after{width:60%;right:-14vw;opacity:.18}
  .structure-section::after{right:auto;left:-14vw}
  .scope-section::before{opacity:.8}
}
@media(max-width:560px){
  .project-fit-section::before,.technical-section::before{display:none}
  .technical-section::after{top:60px;bottom:70px;width:96%;right:-46vw;opacity:.1;background-position:center right/contain}
  .structure-section::after{right:auto;left:-46vw}
  .scope-section::before{background:radial-gradient(ellipse 70% 60% at 20% 40%,#2f63b42e,transparent 80%);mask-image:none;-webkit-mask-image:none;inset:-10px -24px}
  .scope-details>.engineering-reference{padding:18px;border-radius:8px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
}
@media print{body.unified-custom::after,.custom-project::before,.custom-project::after,.inquiry-section::after,.custom-faq::before,.custom-faq::after,.project-fit-section::before,.scope-section::before,.technical-section::before,.technical-section::after,.audience-list::before{display:none}.audience-list article,.scope-details>.engineering-reference{background:#0d2748;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}.motion-ready #main *{opacity:1!important;transform:none!important}}