:root{
      --ink:#132238;
      --muted:#5e6d82;
      --line:#dce6ef;
      --soft:#f7fafc;
      --mint:#eefbf7;
      --mint2:#dff7ed;
      --purple:#6544dd;
      --purple2:#7c5af0;
      --blue:#3b78d8;
      --green:#0b8a68;
      --warn:#fff8e8;
      --warn-line:#f0dca8;
      --danger:#b84242;
      --shadow:0 18px 50px rgba(21,36,57,.08);
      --radius:22px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 85% 0%, rgba(102,68,221,.08), transparent 28%),
        radial-gradient(circle at 0% 28%, rgba(19,167,137,.08), transparent 30%),
        #fff;
      line-height:1.7;
    }
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .wrap{width:min(1180px,calc(100% - 32px));margin:0 auto}
    header{
      position:sticky;top:0;z-index:20;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(12px);
      border-bottom:1px solid rgba(220,230,239,.9);
    }
    .header-inner{
      min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px;
    }
    .brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
    .brand-badge{
      width:46px;height:46px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,#effbf6,#eef2ff);
      border:1px solid #dce8ef;
      box-shadow:0 6px 20px rgba(23,46,77,.08);
      font-size:24px;
    }
    .brand-title{font-weight:900;font-size:22px;line-height:1.1}
    .brand-title b{color:var(--purple)}
    .brand-note{display:block;font-size:12px;color:var(--muted);font-weight:700;margin-top:4px}
    .header-pill{
      background:#f3efff;color:#5337c6;border:1px solid #e1d8ff;
      border-radius:999px;padding:10px 14px;font-size:12px;font-weight:800;
    }
    .hero{padding:24px 0 28px}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.22fr) minmax(480px,.92fr);
      gap:28px;
      align-items:start;
    }
    @media (min-width:901px){
      .hero > .wrap{
        width:min(1500px,calc(100% - 48px));
      }
      .hero-copy,
      .hero-card{
        align-self:start;
      }
      .hero-card{padding:24px 26px}
      .hero-card h2{margin-bottom:10px}
      .flow{gap:9px;margin-top:12px}
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      border:1px solid #bfe6d8;background:rgba(255,255,255,.78);
      color:#087a5d;border-radius:999px;padding:10px 16px;font-weight:800;font-size:14px;
    }
    .eyebrow::before{content:"✦";color:var(--purple)}
    h1{
      font-size:clamp(34px,5vw,60px);line-height:1.16;letter-spacing:-.03em;
      margin:20px 0 16px;
    }
    .accent{
      background:linear-gradient(90deg,#6544dd,#3e7ad6,#0b9a78);
      -webkit-background-clip:text;background-clip:text;color:transparent;
    }
    .hero-astra-note{
      display:inline-block;
      margin-left:.45em;
      color:#4b2fa8;
      font-size:.28em;
      font-weight:800;
      letter-spacing:0;
      line-height:1.25;
      vertical-align:middle;
      white-space:nowrap;
    }
    .lead{font-size:17px;color:#42536a;margin:0;max-width:760px}
    .hero-card{
      border-radius:28px;padding:26px;background:linear-gradient(145deg,#f3fffa,#f7f5ff);
      border:1px solid #dbe9e6;box-shadow:var(--shadow);
    }
    .hero-card h2{font-size:20px;margin:0 0 14px}
    .flow{display:grid;gap:10px;margin-top:16px}
    .flow-item{
      display:grid;
      grid-template-columns:38px minmax(0,1fr);
      gap:13px;
      align-items:center;
      background:#fff;
      border:1px solid #e3eaef;
      border-radius:16px;
      padding:12px 14px;
    }
    .flow-num{
      width:36px;height:36px;border-radius:50%;
      display:grid;place-items:center;
      justify-self:center;align-self:center;
      margin:0;
      background:#efeaff;color:#5e43d3;
      font-weight:900;font-size:13px;line-height:1;
    }
    .flow-item b{display:block;font-size:14px;line-height:1.45}
    .flow-item > div > span{
      display:block;color:var(--muted);font-size:12px;line-height:1.55;margin-top:3px;
    }
    .astra-mode-note{
      margin:12px 0 0;
      padding:9px 12px;
      border-radius:12px;
      background:#f5f1ff;
      border:1px solid #e3d9ff;
      color:#6048bd;
      font-size:11px;
      font-weight:800;
      line-height:1.6;
    }
    .privacy{
      display:flex;gap:10px;align-items:flex-start;
      margin-top:16px;padding:12px 14px;border-radius:14px;
      background:#edf9f5;border:1px solid #caeade;color:#1f6d59;font-size:13px;
    }
    .seo-intro{padding:0 0 28px}
    .seo-intro-card{
      display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);
      gap:26px;align-items:start;
      padding:22px 24px;border:1px solid #dfe9ef;border-radius:22px;
      background:linear-gradient(135deg,#fbfefd,#faf9ff);
      box-shadow:0 12px 34px rgba(21,36,57,.05);
    }
    .seo-intro-kicker{
      display:inline-block;margin-bottom:6px;color:#087a5d;font-size:11px;font-weight:900;
    }
    .seo-intro h2{margin:0 0 8px;font-size:22px;line-height:1.45}
    .seo-intro p{margin:0;color:#506176;font-size:13px;line-height:1.9}
    .seo-intro-points{
      list-style:none;margin:0;padding:0;display:grid;gap:8px;
    }
    .seo-intro-points li{
      padding:11px 12px;border:1px solid #e2e9ef;border-radius:14px;background:#fff;
    }
    .seo-intro-points b{display:block;font-size:12px}
    .seo-intro-points span{display:block;margin-top:2px;color:#65758a;font-size:10px;line-height:1.6}
    .builder-compat-note{
      margin:16px 0 0;
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:13px 15px;
      border:1px solid #dce7ef;
      border-radius:15px;
      background:linear-gradient(135deg,#f4fbf8,#faf8ff);
      color:#44566d;
      font-size:12px;
      line-height:1.75;
    }
    .builder-compat-note .compat-mark{
      flex:0 0 auto;
      width:26px;height:26px;border-radius:50%;
      display:grid;place-items:center;
      background:#e7f8f1;color:#08795d;font-weight:900;
    }
    .builder-compat-note b{color:#21344c}
    main{padding-bottom:80px}
    .panel{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      box-shadow:var(--shadow);overflow:hidden;
    }
    .panel-head{
      display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
      padding:26px 28px;border-bottom:1px solid var(--line);
      background:linear-gradient(180deg,#fff,#fbfdff);
    }
    .panel-head h2{margin:0;font-size:25px}
    .panel-head p{margin:6px 0 0;color:var(--muted);font-size:14px}
    .required-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .form-body{padding:28px}
    .section-title{
      display:flex;align-items:center;gap:12px;margin:4px 0 18px;
    }
    .section-step{
      width:38px;height:38px;border-radius:50%;
      display:grid;place-items:center;background:#f0ebff;color:#5d40d0;font-weight:900;
    }
    .section-title h3{font-size:20px;margin:0}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .field{display:grid;gap:8px}
    .field.full{grid-column:1/-1}
    label{font-weight:800;font-size:14px}
    .sub{font-weight:500;color:var(--muted);font-size:12px}
    .req{color:#d44c4c;margin-left:4px}
    input[type="text"],textarea,select{
      width:100%;border:1px solid #cfdbe6;border-radius:14px;padding:13px 14px;
      background:#fff;color:var(--ink);outline:none;transition:.2s border-color,.2s box-shadow;
    }
    textarea{min-height:116px;resize:vertical}
    input[type="text"]:focus,textarea:focus,select:focus{
      border-color:#8068e7;box-shadow:0 0 0 4px rgba(101,68,221,.09)
    }
    .dropzone{
      border:2px dashed #bfcfe0;border-radius:18px;background:#fbfdff;padding:20px;
      transition:.2s;position:relative;
    }
    .dropzone.drag{border-color:#6c4dde;background:#f7f3ff}
    .dropzone > input[type="file"]{position:absolute;inset:0;opacity:0;cursor:pointer}
    .drop-main{display:flex;gap:14px;align-items:center;pointer-events:none}
    .drop-icon{
      width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
      background:#eff8ff;border:1px solid #d7e9f7;font-size:22px
    }
    .drop-main b{display:block}
    .drop-main span{font-size:12px;color:var(--muted)}
    .file-list{display:grid;gap:8px;margin-top:12px;position:relative;z-index:2}
    .file-chip{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      border:1px solid #e0e8ee;background:#fff;border-radius:12px;padding:8px 10px;font-size:12px;
    }
    .file-chip button{
      border:0;background:#fff1f1;color:#a53a3a;border-radius:8px;padding:5px 8px;font-weight:800
    }
    .product-preview-list{
      display:grid;
      grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
      gap:10px;
    }
    .product-preview-item{
      min-width:0;
      display:grid;
      grid-template-columns:82px minmax(0,1fr);
      gap:11px;
      align-items:center;
      padding:9px;
      border:1px solid #dce6ee;
      border-radius:14px;
      background:#fff;
      box-shadow:0 5px 16px rgba(22,43,72,.04);
    }
    .product-preview-thumb{
      width:82px;height:82px;
      border-radius:10px;
      overflow:hidden;
      background:#f2f5f8;
      border:1px solid #e0e7ed;
    }
    .product-preview-thumb img{
      display:block;width:100%;height:100%;
      object-fit:cover;
    }
    .product-preview-info{min-width:0}
    .product-preview-name{
      display:block;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      color:#25374d;
      font-size:12px;
      font-weight:800;
    }
    .product-preview-size{
      display:block;
      margin-top:3px;
      color:var(--muted);
      font-size:10px;
    }
    .product-preview-item button{
      margin-top:8px;
      border:0;
      background:#fff1f1;
      color:#a53a3a;
      border-radius:8px;
      padding:5px 9px;
      font-size:11px;
      font-weight:800;
      cursor:pointer;
    }
    .product-preview-label{
      grid-column:1/-1;
      margin:1px 0 -1px;
      color:#53657a;
      font-size:11px;
      font-weight:800;
    }
    .product-file-message{
      min-height:0;
      margin-top:8px;
      color:#5d6d80;
      font-size:11px;
      line-height:1.6;
    }
    .product-file-message.warn{
      color:#8a4f10;
      font-weight:800;
    }

    /* mode */
    .mode-wrap{
      border:1px solid #dce6ef;border-radius:22px;padding:20px;
      background:linear-gradient(135deg,#fbfffd,#fbf9ff);
    }
    .mode-intro{margin:0 0 14px;color:#506176;font-size:13px}
    .mode-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}
    .mode-card{
      border:1px solid #d8e1e9;border-radius:20px;background:#fff;padding:20px;text-align:left;
      transition:.2s transform,.2s box-shadow,.2s border-color;position:relative;overflow:hidden;
    }
    .mode-card:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(22,43,72,.08)}
    .mode-card.active{border-color:#7f66e8;box-shadow:0 0 0 3px rgba(101,68,221,.08)}
    .mode-card.easy{
      background:linear-gradient(135deg,#6f4ce4,#5635cb);color:#fff;border-color:transparent;
    }
    .mode-card.easy.active{box-shadow:0 14px 34px rgba(101,68,221,.26),0 0 0 3px rgba(101,68,221,.12)}
    .mode-kicker{
      display:inline-flex;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:900;
      background:rgba(255,255,255,.18);margin-bottom:10px
    }
    .mode-card.manual .mode-kicker{background:#eef6ff;color:#3464a3}
    .mode-card strong{display:block;font-size:22px;line-height:1.4}
    .mode-card span.desc{display:block;margin-top:8px;font-size:13px;opacity:.88}
    .mode-check{
      position:absolute;right:16px;top:16px;width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;background:#fff;color:#5d3fce;font-weight:900;opacity:0;
    }
    .mode-card.active .mode-check{opacity:1}
    .mode-help{
      margin-top:12px;padding:12px 14px;border-radius:14px;background:#eef9f5;
      border:1px solid #d4ece3;color:#286c59;font-size:12px;
    }

    /* option cards */
    .option-area{position:relative}
    .option-intro{
      background:linear-gradient(135deg,#f1fbf7,#f7f3ff);
      border:1px solid #d8e9e2;border-radius:18px;padding:16px;margin-bottom:16px;
    }
    .option-intro strong{display:block;font-size:16px}
    .option-intro p{margin:6px 0 0;color:#506176;font-size:13px}
    .option-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .option-card{
      border:1px solid #d7e0e8;border-radius:16px;background:#fff;
      min-height:112px;text-align:left;position:relative;
      transition:.2s border-color,.2s box-shadow,.2s background;
      overflow:hidden;
    }
    .option-card:hover{border-color:#b9c7d3}
    .option-card.selected{border-color:#8167e9;background:#fbf9ff;box-shadow:0 0 0 3px rgba(101,68,221,.06)}
    .option-check{
      position:absolute;left:15px;top:15px;z-index:3;
      width:24px;height:24px;display:grid;place-items:center;
    }
    .option-checkbox{
      width:18px;height:18px;margin:0;accent-color:var(--purple);cursor:pointer;
    }
    .option-card-body{
      appearance:none;-webkit-appearance:none;
      width:100%;height:100%;min-height:112px;border:0;background:transparent;color:inherit;
      text-align:left;padding:15px 15px 40px 50px;
    }
    .option-card-body b{font-size:14px;display:block}
    .option-card-body span.desc{font-size:11px;color:var(--muted);display:block;margin-top:3px}
    .option-status{
      position:absolute;left:50px;bottom:10px;display:none;border-radius:999px;padding:4px 8px;
      font-size:10px;font-weight:900;
    }
    .option-card.selected .option-status{display:inline-flex}
    .option-card[data-state="manual"] .option-status{background:#e9f8f2;color:#147257}
    .option-card[data-state="ai"] .option-status{background:#f0ebff;color:#5d3fc9}
    .option-edit{
      position:absolute;right:12px;bottom:9px;font-size:10px;color:#6950cc;font-weight:800;display:none
    }
    .option-card.selected .option-edit{display:block}
    .option-card.locked .option-checkbox,
    .option-card.locked .option-card-body{cursor:default}
    .option-lock{
      position:absolute;inset:0;border-radius:20px;background:rgba(247,249,252,.82);
      backdrop-filter:blur(1.6px);z-index:4;display:none;place-items:center;text-align:center;padding:24px;
    }
    .option-lock.show{display:grid}
    .option-lock-box{
      width:min(460px,100%);border:1px solid #d9e1e8;background:rgba(255,255,255,.96);
      border-radius:18px;padding:18px;box-shadow:0 12px 36px rgba(20,37,62,.08)
    }
    .option-lock-box b{display:block;font-size:16px}
    .option-lock-box p{margin:6px 0 12px;color:var(--muted);font-size:12px}
    .switch-manual{
      border:1px solid #d0dae4;background:#fff;color:#33455c;border-radius:999px;padding:9px 14px;font-weight:800;font-size:12px;
    }

    .divider{height:1px;background:#e7edf2;margin:30px 0}
    .summary{
      border:1px solid #dce6ee;border-radius:18px;padding:18px;background:#fbfdff;
      display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
    }
    .summary-item{
      background:#fff;border:1px solid #e4ebf0;border-radius:14px;padding:12px
    }
    .summary-item span{display:block;color:var(--muted);font-size:11px}
    .summary-item b{display:block;margin-top:3px;font-size:13px;word-break:break-word}
    .consent{
      margin-top:18px;padding:14px 16px;border-radius:14px;background:var(--warn);border:1px solid var(--warn-line);
      display:flex;gap:10px;align-items:flex-start;font-size:12px;color:#69572c
    }
    .consent input{margin-top:3px;accent-color:var(--purple)}
    .actions{
      display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:22px;flex-wrap:wrap
    }
    .btn{
      border:0;border-radius:999px;padding:15px 24px;font-weight:900;
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px
    }
    .btn.secondary{background:#fff;border:1px solid #d2dce5;color:#26364c}
    .btn.primary{
      background:linear-gradient(90deg,#7654ed,#5e39d5);
      color:#fff;box-shadow:0 12px 30px rgba(101,68,221,.25)
    }
    .btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}
    .result{
      display:none;margin-top:22px;border-radius:18px;padding:18px;
      background:#eefaf5;border:1px solid #cbe9dc;color:#1c6a54
    }
    .result.show{display:block}
    .next{
      margin-top:34px;padding:26px;border-radius:22px;background:#101f35;color:#fff;
    }
    .next h3{margin:0 0 14px;font-size:22px}
    .next ol{margin:0;padding-left:22px;color:#d7e1ed}
    .next li+li{margin-top:8px}
    .next-note{
      margin:16px 0 0;padding:12px 14px;border-radius:14px;
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
      color:#d7e1ed;font-size:12px;line-height:1.75;
    }

    .builder-guide{
      margin-top:22px;border:1px solid #dce6ee;border-radius:22px;overflow:hidden;
      background:linear-gradient(145deg,#fbfeff,#f6fbf9);box-shadow:0 12px 36px rgba(21,36,57,.06);
    }
    .builder-guide-head{padding:24px 26px 18px}
    .builder-guide-kicker{
      display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;
      background:#eaf8f2;color:#08795d;font-size:11px;font-weight:900;margin-bottom:10px;
    }
    .builder-guide h3{margin:0;font-size:22px;line-height:1.5}
    .builder-guide-head p{margin:10px 0 0;color:#506176;font-size:14px}
    .builder-guide-callout{
      margin:0 26px 20px;padding:14px 16px;border-radius:16px;
      background:#fff8e8;border:1px solid #f0dca8;color:#64542e;font-size:13px;
    }
    .builder-guide-callout b{color:#3f3420}
    .builder-guide-steps{
      display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:0 26px 22px;
    }
    .builder-guide-step{
      background:#fff;border:1px solid #e1e9ef;border-radius:16px;padding:14px;
    }
    .builder-guide-step span{
      width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
      background:#efeaff;color:#5e42d0;font-size:11px;font-weight:900;margin-bottom:8px;
    }
    .builder-guide-step b{display:block;font-size:13px}
    .builder-guide-step p{margin:5px 0 0;color:#65758a;font-size:11px;line-height:1.7}
    .builder-shots{
      display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:22px 26px 26px;
      border-top:1px solid #e3ebf0;background:#f8fbfd;
    }
    .builder-shot{
      margin:0;background:#fff;border:1px solid #dfe8ee;border-radius:16px;overflow:hidden;
    }
    .builder-shot img{display:block;width:100%;height:auto;aspect-ratio:1200/560;object-fit:cover}
    .builder-shot figcaption{padding:10px 12px;color:#55667c;font-size:11px;line-height:1.55}

    .tiny{font-size:11px;color:var(--muted)}
    footer{padding:30px 0 48px;color:#708096;font-size:12px}
    .noscript{
      width:min(1180px,calc(100% - 32px));margin:18px auto;padding:14px;border-radius:12px;
      background:#fff1f1;border:1px solid #f3cccc;color:#8c3838
    }

    /* dialog */
    dialog{
      width:min(760px,calc(100% - 28px));max-height:88vh;border:0;border-radius:22px;padding:0;
      box-shadow:0 26px 100px rgba(0,0,0,.28);overflow:hidden;color:var(--ink)
    }
    dialog::backdrop{background:rgba(16,31,53,.42);backdrop-filter:blur(3px)}
    .dialog-head{
      display:flex;justify-content:space-between;align-items:center;gap:12px;
      padding:18px 20px;border-bottom:1px solid #e4eaf0;background:#fff
    }
    .dialog-head strong{font-size:18px}
    .dialog-close{
      border:1px solid #d5dfe7;background:#fff;border-radius:10px;padding:8px 12px;font-weight:800
    }
    .dialog-body{padding:20px;overflow:auto;max-height:calc(88vh - 140px);background:#fbfdff}
    .choice-tabs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
    .choice-tab{
      border:1px solid #d8e1e9;border-radius:14px;background:#fff;padding:13px;text-align:left;font-weight:800
    }
    .choice-tab small{display:block;font-weight:500;color:var(--muted);margin-top:4px}
    .choice-tab.active{border-color:#8068e7;background:#f8f5ff;box-shadow:0 0 0 3px rgba(101,68,221,.07)}
    .ai-box{
      display:none;border:1px solid #ded6ff;background:#f7f4ff;border-radius:16px;padding:15px;color:#513e9e;font-size:13px
    }
    .ai-box.show{display:block}
    .manual-box{display:none}
    .manual-box.show{display:block}
    .dialog-note{margin-top:10px;color:var(--muted);font-size:12px}
    .modal-upload{
      margin-top:14px;border:1px dashed #cbd8e4;border-radius:14px;padding:12px;background:#fff
    }
    .modal-upload input{margin-top:8px;max-width:100%}
    .dialog-actions{
      display:flex;justify-content:space-between;gap:12px;padding:16px 20px;border-top:1px solid #e4eaf0;background:#fff
    }
    .btn.small{min-height:44px;padding:11px 18px}
    .btn.danger{background:#fff1f1;color:#a63f3f;border:1px solid #f0cece}

    @media (max-width:900px){
      .seo-intro-card{grid-template-columns:1fr}
      .hero{padding:32px 0 26px}
      .hero-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .field.full{grid-column:auto}
      .option-grid{grid-template-columns:1fr 1fr}
      .summary{grid-template-columns:1fr 1fr}
      .header-pill{display:none}
      .mode-grid{grid-template-columns:1fr}
      .builder-guide-steps{grid-template-columns:1fr}
      .builder-shots{grid-template-columns:1fr}
    }
    @media (max-width:620px){
      .wrap{width:min(100% - 22px,1180px)}
      .header-inner{min-height:66px}
      .brand-badge{width:38px;height:38px;font-size:20px;border-radius:11px}
      .brand-title{font-size:18px}
      .brand-note{font-size:10px}
      .hero{padding:40px 0 24px}
      h1{font-size:37px}
      .hero-astra-note{
        display:block;
        width:max-content;
        margin:8px 0 0;
        font-size:12px;
      }
      .lead{font-size:15px}
      .hero-card{padding:20px}
      .panel-head,.form-body{padding:20px}
      .panel-head{display:block}
      .required-note{margin-top:8px}
      .option-grid{grid-template-columns:1fr}
      .summary{grid-template-columns:1fr}
      .actions{display:grid;grid-template-columns:1fr}
      .btn{width:100%}
      .drop-main{align-items:flex-start}
      .product-preview-list{grid-template-columns:1fr}
      .product-preview-item{grid-template-columns:72px minmax(0,1fr)}
      .product-preview-thumb{width:72px;height:72px}
      .choice-tabs{grid-template-columns:1fr}
      .dialog-actions{display:grid;grid-template-columns:1fr}
      .dialog-actions .btn{width:100%}
      .builder-guide-head{padding:20px 18px 14px}
      .builder-guide-callout{margin:0 18px 16px}
      .builder-guide-steps{grid-template-columns:1fr;padding:0 18px 18px}
      .builder-shots{grid-template-columns:1fr;padding:18px}
    }

.builder-guide-note{
  display:inline-block;
  margin-top:6px;
  font-size:11px;
  color:#6b7788;
}
.footer-home-link{
  color:inherit;
  text-decoration:none;
  font-weight:800;
}
.footer-home-link:hover,
.footer-home-link:focus-visible{
  text-decoration:underline;
}
.markdown-preview{
  margin:0;
  padding:22px;
  white-space:pre-wrap;
  word-break:break-word;
  max-height:72vh;
  overflow:auto;
  background:#fbfdff;
  font:13px/1.8 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}