/* ============================================================
   AquaRAS 落地页样式（P0-1 去 iframe 内联版）
   原独立落地页（landing.html，已随 D-065 移除）内联样式并入主文档后作用域化到 #view-landing，
   避免与 style.css 的全局变量/类名冲突。
   ============================================================ */
#view-landing {
  /* Compatibility aliases only: values remain owned by the root token set. */
  --card: var(--surface);
  --line: var(--border);
  --line2: var(--border-strong);
  --soft: var(--text-soft);
  --faint: var(--text-faint);
  --brand2: var(--brand-2);
  --grad: var(--brand-gradient);
  --num: var(--font-num);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  /* 顶部留白由全局导航 body padding-top(70px) 承担，此处不再额外叠加 */
}
#view-landing ::selection { background: rgba(2, 132, 199, .25) }
#view-landing .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px }

/* header — 极简 */
#view-landing header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px); background: rgba(250, 252, 255, .6); border-bottom: 1px solid var(--line) }
#view-landing .ld-nav { display: flex; align-items: center; padding: 12px 0; gap: 8px; flex-wrap: wrap }
#view-landing .brand { display: flex; align-items: center; gap: 11px; margin-right: auto; flex-shrink: 0 }
#view-landing .logo { width: 36px; height: 36px; border-radius: 11px; background: var(--grad); display: grid; place-items: center; font-size: 19px }
#view-landing .brand-name { display: flex; align-items: center; gap: 10px; flex-wrap: wrap }
#view-landing .brand-name b { font-size: 16px; letter-spacing: .02em }
#view-landing .brand-name b::after { content: "·"; color: var(--brand); margin-left: 10px; font-size: 15px }
#view-landing .brand-name span { font-size: 12px; color: var(--soft); letter-spacing: .03em; font-weight: 500 }

/* 一级导航（全站顶栏） */
#view-landing .site-nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap }
#view-landing .site-nav a { text-decoration: none; color: var(--soft); font-size: 14px; font-weight: 600; padding: 7px 11px; border-radius: 999px; border: 1px solid transparent; transition: all .25s ease }
#view-landing .site-nav a:hover { color: var(--text); background: rgba(2, 132, 199, .08); transform: translateY(-1px) }
#view-landing .site-nav a.active { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgba(2, 132, 199, .28) }
#view-landing .ld-nav .go { color: #fff; background: var(--grad); padding: 9px 22px; border-radius: 11px; font-size: 14px; font-weight: 600; text-decoration: none }
#view-landing .ld-nav .nav-admin { text-decoration: none; color: var(--soft); font-size: 13px; font-weight: 600; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); transition: all .25s ease; margin-left: 4px; flex-shrink: 0 }
#view-landing .ld-nav .nav-admin:hover { color: var(--text); border-color: var(--brand); background: rgba(2, 132, 199, .08) }
#view-landing .ld-nav .nav-admin.on { color: #fff; background: var(--grad); border-color: transparent }
#view-landing .ld-nav .nav-console { color: #fff; background: var(--grad); border-color: transparent }
#view-landing .ld-nav .nav-console:hover { filter: brightness(1.08); color: #fff }
#view-landing .ld-nav .nav-user { text-decoration: none; color: var(--soft); font-size: 13px; font-weight: 600; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); transition: all .25s ease; margin-left: 4px; cursor: pointer; flex-shrink: 0 }
#view-landing .ld-nav .nav-user:hover { color: var(--text); border-color: var(--brand); background: rgba(2, 132, 199, .08) }
#view-landing .ld-nav .nav-user.on { color: #fff; background: var(--grad); border-color: transparent }

/* hero — 居中 · 中央计算框 */
#view-landing .hero { min-height: calc(100vh - 70px - 92px); display: flex; align-items: center; justify-content: center; text-align: center; padding: 56px 0 40px; position: relative }
#view-landing .hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(560px 340px at 50% 22%, rgba(2, 132, 199, .10), transparent 70%) }
#view-landing .eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--brand); border: 1px solid var(--line); background: rgba(2, 132, 199, .07); padding: 6px 16px; border-radius: 999px; margin-bottom: 26px }
#view-landing .eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 10px var(--brand) }
#view-landing .hero h1 { font-size: clamp(30px, 4.8vw, 48px); line-height: 1.25; font-weight: 800; letter-spacing: -.01em }
#view-landing .hero h1 .g { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent }
#view-landing .hero .sub { max-width: 560px; margin: 16px auto 0; color: var(--soft); font-size: 16px }

/* 中央计算框 */
#view-landing .calcmax { max-width: 640px; margin: 44px auto 0; background: var(--card); border: 1px solid var(--line2); border-radius: 20px; padding: 26px; backdrop-filter: blur(10px); text-align: left }
#view-landing .cm-entry-kicker { color: var(--brand); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase }
#view-landing .calcmax h3 { margin: 7px 0 6px; color: var(--text); font-size: 24px; line-height: 1.25 }
#view-landing .cm-entry-copy { margin: 0; color: var(--soft); font-size: 14px; line-height: 1.7 }
#view-landing .cm-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px }
#view-landing .cm .lab { display: block; font-size: 12.5px; color: var(--soft); margin-bottom: 7px }
#view-landing .cm select, #view-landing .cm input { width: 100%; background: #fff; border: 1px solid var(--line); border-radius: 11px; padding: 13px 14px; color: var(--text); font-family: inherit; font-size: 15px; outline: none; box-shadow: 0 2px 8px rgba(13, 33, 55, .04) }
#view-landing .cm select, #view-landing .cm input:not([type="hidden"]) { height: 46px; min-height: 46px; box-sizing: border-box; line-height: 1.2; }
#view-landing .cm select:focus, #view-landing .cm input:focus { border-color: var(--brand) }
#view-landing .cm input::-webkit-outer-spin-button, #view-landing .cm input::-webkit-inner-spin-button { -webkit-appearance: none }
#view-landing .cm-go { margin-top: 18px; display: flex; gap: 10px }
#view-landing .cm-go button { flex: 1; width: 100%; background: var(--grad); color: #fff; border: none; border-radius: 12px; padding: 15px; font-size: 16px; font-weight: 700; cursor: pointer; font-family: inherit; transition: .2s }
#view-landing .cm-go button:hover { filter: brightness(1.08) }
#view-landing .cm-go button:active { transform: scale(.99) }
#view-landing .cm-go .cm-sample { flex: 0 0 auto; width: auto; padding: 15px 18px; background: rgba(255,255,255,.65); color: var(--brand); border: 1px solid var(--line2); font-size: 14px; font-weight: 700; white-space: nowrap }
#view-landing .cm-go .cm-sample:hover { filter: none; background: rgba(2,132,199,.08); border-color: var(--brand) }
#view-landing .cm-foot { text-align: center; font-size: 12px; color: var(--faint); margin-top: 12px }
#view-landing .cm-foot.is-error { color: #be123c; font-weight: 700 }

/* 低调入口条 */
#view-landing .ent { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-top: 40px }
#view-landing .ent span { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--soft); border: 1px solid var(--line); padding: 9px 18px; border-radius: 999px; background: rgba(255, 255, 255, .5) }
#view-landing .ent b { color: var(--text); font-weight: 600 }

/* P0：用真实工程结果建立信任，避免只依赖装饰性科技图形 */
#view-landing .hero-proof { max-width: 720px; margin: 22px auto 0; padding: 16px 18px 14px; text-align: left; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: none }
#view-landing .hero-proof-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; color: var(--text); font-size: 13px; font-weight: 800 }
#view-landing .hero-proof-head small { color: var(--faint); font-size: 11.5px; font-weight: 500 }
#view-landing .hero-proof-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 8px }
#view-landing .hero-proof-grid > div { padding: 10px 11px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border) }
#view-landing .hero-proof-grid b { display: block; color: var(--brand); font: 800 20px/1.1 var(--num); letter-spacing: -.03em }
#view-landing .hero-proof-grid span { display: block; margin-top: 5px; color: var(--soft); font-size: 11px; line-height: 1.4 }
#view-landing .hero-proof p { margin: 11px 0 0; color: var(--faint); font-size: 11.5px; line-height: 1.5 }

/* 底部轻量说明 */
#view-landing .base { max-width: 640px; margin: 60px auto 0; text-align: center }
#view-landing .base h2 { font-size: 21px; font-weight: 800; margin-bottom: 10px }
#view-landing .base p { color: var(--soft); font-size: 14px }
#view-landing .base .row3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 26px }
#view-landing .base .t3 { padding: 16px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255, 255, 255, .55) }
#view-landing .base .t3 .ic { font-size: 14px; font-family: var(--font-num); font-weight: 800; letter-spacing: .08em; margin-bottom: 8px; color: var(--brand) }
#view-landing .base .t3 b { display: block; font-size: 14px; margin-bottom: 4px }
#view-landing .base .t3 span { font-size: 12px; color: var(--faint) }
#view-landing .trust-strip { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 18px }
#view-landing .trust-strip span { font-size: 12.5px; font-weight: 600; color: var(--soft); border: 1px solid var(--line); background: rgba(255,255,255,.55); padding: 7px 14px; border-radius: 999px }
#view-landing .trust-note { margin-top: 14px; font-size: 12.5px; color: var(--faint) }

/* footer */
#view-landing footer { border-top: 1px solid var(--line); padding: 32px 0; margin-top: 70px; color: var(--faint); font-size: 12.5px; text-align: center }
#view-landing footer .fl { display: flex; justify-content: center; gap: 24px; margin-bottom: 12px; flex-wrap: wrap }
#view-landing footer .fl a { color: var(--soft) }
#view-landing footer .fl a:hover { color: var(--text) }
#view-landing .disclaim { max-width: 720px; margin: 0 auto; line-height: 1.5 }

/* 弹窗 */
#view-landing .modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .6); backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; z-index: 200; padding: 20px }
#view-landing .modal.open { display: flex }
#view-landing .modal.open { overscroll-behavior: contain }
body.modal-lock { overflow: hidden; }
#view-landing .modal .box { max-width: 420px; width: 100%; background: #fff; border: 1px solid var(--line2); border-radius: 16px; padding: 28px; position: relative; box-shadow: 0 24px 60px rgba(13, 33, 55, .18) }
#view-landing .modal .box h2 { font-size: 18px; font-weight: 800; margin-bottom: 16px; text-align: center }
#view-landing .modal .field { margin-bottom: 14px }
#view-landing .modal .field label { display: block; font-size: 12.5px; color: var(--soft); margin-bottom: 5px }
#view-landing .modal .field input, #view-landing .modal .field textarea { width: 100%; background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; color: var(--text); font-family: inherit; font-size: 14px }
#view-landing .modal .field input { height: 46px; min-height: 46px; box-sizing: border-box; line-height: 1.2; }
#view-landing .modal .field textarea { resize: vertical; min-height: 64px }
#view-landing .modal .ck { font-size: 12px; color: var(--faint); margin-top: 4px }
#view-landing .modal .submit { width: 100%; margin-top: 12px; background: var(--grad); border: none; color: #fff; border-radius: 10px; padding: 13px; font-size: 15px; font-weight: 700; cursor: pointer; font-family: inherit }
#view-landing .close { position: absolute; top: 12px; right: 16px; font-size: 22px; color: var(--soft); cursor: pointer; background: none; border: none }
/* D-053 信任与合规：联系弹窗承诺 / 替代渠道 */
#view-landing .ct-promise { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 12.5px; color: #0d9488; background: rgba(13,148,136,.08); border: 1px dashed rgba(13,148,136,.4); border-radius: 10px; padding: 8px 12px; margin-bottom: 14px; text-align: center }
#view-landing .ct-promise b { font-weight: 800 }
#view-landing .ct-alt { font-size: 12.5px; color: var(--soft); text-align: center; margin-top: 12px }
#view-landing .ct-alt a { color: var(--brand); font-weight: 600; text-decoration: none }
#view-landing .ct-alt a:hover { text-decoration: underline }
#view-landing .ct-note { font-size: 11.5px; color: var(--faint); text-align: center; margin-top: 8px }
/* D-053 示例方案只读预览弹窗 */
#view-landing .modal .sample-box { max-width: 760px; padding: 30px 34px }
#view-landing .sample-box h2 { display: flex; align-items: baseline; justify-content: center; gap: 10px; flex-wrap: wrap }
#view-landing .sample-sub { font-size: 13px; font-weight: 600; color: var(--faint) }
#view-landing .sample-doc { max-height: 62vh; overflow-y: auto; border: 1px solid var(--line2); border-radius: 14px; margin-top: 6px; background: #f8fafc }
#view-landing .sample-page { padding: 22px 24px }
#view-landing .sample-hd { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; border-bottom: 2px solid var(--grad); padding-bottom: 10px }
#view-landing .sample-logo { font-size: 15px; font-weight: 800; color: var(--brand) }
#view-landing .sample-tt { font-size: 14px; font-weight: 800; color: var(--text) }
#view-landing .sample-meta { display: flex; gap: 18px; flex-wrap: wrap; font-size: 11.5px; color: var(--faint); margin: 10px 0 4px }
#view-landing .sample-sec { margin-top: 16px }
#view-landing .sample-sec-t { font-size: 13px; font-weight: 800; color: var(--text); margin-bottom: 8px; padding-left: 9px; border-left: 3px solid var(--brand) }
#view-landing .sample-tbl { width: 100%; border-collapse: collapse; font-size: 12.5px }
#view-landing .sample-tbl th, #view-landing .sample-tbl td { border: 1px solid var(--line); padding: 7px 10px; text-align: left }
#view-landing .sample-tbl th { background: rgba(2,132,199,.08); font-weight: 700; color: var(--soft) }
#view-landing .sample-tbl td { color: var(--text); background: rgba(255,255,255,.7) }
#view-landing .sample-foot { margin-top: 18px; padding-top: 10px; border-top: 1px dashed var(--line2); font-size: 11px; color: var(--faint); text-align: center }
#view-landing .sample-note { font-size: 12.5px; color: var(--soft); background: rgba(2,132,199,.06); border-radius: 10px; padding: 10px 14px; margin-top: 14px; line-height: 1.7 }
#view-landing .sample-actions { display: flex; gap: 10px; justify-content: center; margin-top: 16px; flex-wrap: wrap }
#view-landing .sample-actions .cta-btn { padding: 11px 20px; font-size: 14px }

@media (max-width: 1080px) {
  #view-landing .brand-name span { display: none }
  #view-landing .site-nav a { padding: 7px 9px; font-size: 13.5px }
}
@media (max-width: 640px) {
  #view-landing .ld-nav { flex-wrap: wrap }
  #view-landing .brand { margin-right: 0; width: 100% }
  #view-landing .ld-nav .go { display: none }
  #view-landing .cm-row { grid-template-columns: 1fr }
  #view-landing .base .row3 { grid-template-columns: 1fr }
  #view-landing .cm-go { flex-direction: column }
  #view-landing .cm-go .cm-sample { flex: 1; width: 100%; white-space: normal }
  #view-landing .modal .sample-box { padding: 24px 18px }
  #view-landing .sample-page { padding: 16px 14px }
  #view-landing .sample-meta { gap: 10px }
  #view-landing .hero-proof { margin-top: 18px; padding: 14px }
  #view-landing .hero-proof-head { align-items: flex-start; flex-direction: column; gap: 3px }
  #view-landing .hero-proof-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

/* ============================================================
   D-052 落地页信息架构：能力清单 / 流程 / 输出物 / 适用对象 / FAQ / CTA 横幅
   ============================================================ */
#view-landing .lnd-sec { padding: 76px 0 8px }
#view-landing .sec-head { text-align: center; max-width: 680px; margin: 0 auto 42px }
#view-landing .sec-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600; color: var(--brand); border: 1px solid var(--line); background: rgba(2, 132, 199, .07); padding: 5px 14px; border-radius: 999px; margin-bottom: 14px }
#view-landing .sec-head h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; letter-spacing: -.01em }
#view-landing .sec-head p { color: var(--soft); font-size: 14.5px; margin: 0 }

/* 能力清单 */
#view-landing .cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px }
#view-landing .cap-item { background: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 16px; padding: 20px 18px; transition: transform .25s, box-shadow .25s, border-color .25s }
#view-landing .cap-item:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(13, 33, 55, .08); border-color: var(--line2) }
#view-landing .cap-ic { min-height: 24px; display: inline-flex; align-items: center; margin-bottom: 10px; padding: 3px 7px; border: 1px solid rgba(2,132,199,.2); border-radius: 6px; color: var(--brand); font: 800 10px/1 var(--font-num); letter-spacing: .04em; }
#view-landing .cap-item b { display: block; font-size: 15px; margin-bottom: 6px }
#view-landing .cap-item p { font-size: 12.5px; color: var(--soft); margin: 0; line-height: 1.6 }

/* 使用流程 4 步 */
#view-landing .flow-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; counter-reset: flow }
#view-landing .flow-step { position: relative; background: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 16px; padding: 24px 18px; text-align: center }
#view-landing .flow-step::after { content: "→"; position: absolute; top: 50%; right: -22px; transform: translateY(-50%); color: var(--brand); font-weight: 700; font-size: 19px; pointer-events: none }
#view-landing .flow-step:last-child::after { content: "" }
#view-landing .flow-n { width: 34px; height: 34px; margin: 0 auto 12px; display: grid; place-items: center; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 800; font-size: 15px; box-shadow: 0 6px 16px rgba(2, 132, 199, .25) }
#view-landing .flow-step b { display: block; font-size: 15px; margin-bottom: 6px }
#view-landing .flow-step p { font-size: 12.5px; color: var(--soft); margin: 0; line-height: 1.6 }

/* 输出物：设计计算书样例 */
#view-landing .doc-preview { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(260px, .75fr); gap: 26px; align-items: stretch; max-width: 980px; margin: 0 auto }
#view-landing .doc-sheet { position: relative; overflow: hidden; background: #fff; border: 1px solid var(--line2); border-radius: 14px; padding: 24px; box-shadow: 0 18px 44px rgba(13, 33, 55, .10) }
#view-landing .doc-sheet::after { content: "AQUA-RAS 示例 · 每页水印"; position: absolute; right: -26px; bottom: 34px; transform: rotate(-14deg); font-size: 12px; letter-spacing: .18em; color: rgba(2, 132, 199, .12); font-weight: 700; pointer-events: none; white-space: nowrap }
#view-landing .doc-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding-bottom: 12px; border-bottom: 2px solid var(--brand); margin-bottom: 12px }
#view-landing .doc-logo { font-weight: 800; font-size: 15px; color: #fff; background: var(--grad); padding: 5px 12px; border-radius: 8px }
#view-landing .doc-title { font-size: 14px; font-weight: 700; color: var(--text) }
#view-landing .doc-meta { display: flex; gap: 16px; flex-wrap: wrap; font-size: 11.5px; color: var(--faint); margin-bottom: 14px }
#view-landing .doc-body { display: grid; gap: 14px }
#view-landing .doc-block { border: 1px solid var(--line); border-radius: 10px; padding: 12px }
#view-landing .doc-block-title { font-size: 12px; font-weight: 700; color: var(--soft); margin-bottom: 8px }
#view-landing .doc-image-frame { width: 100%; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 7px; background: var(--surface-2); }
#view-landing .doc-svg { width: 100%; height: 100%; display: block; object-fit: contain; }
#view-landing .doc-svg-model { object-fit: cover; transform: scale(1.12); }
#view-landing .doc-foot { margin-top: 14px; font-size: 11.5px; color: var(--faint); text-align: right }
#view-landing .doc-side { display: flex; flex-direction: column; justify-content: center; gap: 14px; background: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 16px; padding: 24px }
#view-landing .doc-side h3 { font-size: 17px; font-weight: 800; margin: 0 }
#view-landing .doc-side ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px }
#view-landing .doc-side li { font-size: 13px; color: var(--soft); line-height: 1.55 }
#view-landing .doc-side .cta-btn { align-self: flex-start }

/* 适用对象 */
#view-landing .aud-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px }
#view-landing .aud-card { background: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 16px; padding: 24px 18px; text-align: center; transition: transform .25s, box-shadow .25s }
#view-landing .aud-card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(13, 33, 55, .08) }
#view-landing .aud-ic { min-height: 26px; display: inline-flex; align-items: center; padding: 4px 8px; border: 1px solid rgba(2,132,199,.2); border-radius: 7px; color: var(--brand); font: 800 11px/1 var(--font-num); letter-spacing: .08em; margin-bottom: 10px }
#view-landing .aud-card b { display: block; font-size: 15px; margin-bottom: 6px }
#view-landing .aud-card p { font-size: 12.5px; color: var(--soft); margin: 0; line-height: 1.6 }

/* FAQ */
#view-landing .faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 10px }
#view-landing .faq-list details { background: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; overflow: hidden }
#view-landing .faq-list details[open] { border-color: var(--line2) }
#view-landing .faq-list summary { cursor: pointer; font-weight: 700; font-size: 14.5px; padding: 15px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; user-select: none }
#view-landing .faq-list summary::-webkit-details-marker { display: none }
#view-landing .faq-list summary::after { content: "+"; color: var(--brand); font-size: 19px; font-weight: 800; line-height: 1; transition: transform .2s }
#view-landing .faq-list details[open] summary::after { content: "−" }
#view-landing .faq-list details p { font-size: 13px; color: var(--soft); margin: 0 0 16px; line-height: 1.7 }

/* 免费 CTA 横幅 */
#view-landing .sec-cta { padding: 76px 0 8px }
#view-landing .cta-banner { position: relative; overflow: hidden; background: var(--grad); border-radius: 22px; padding: 40px 36px; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; box-shadow: 0 22px 50px rgba(2, 132, 199, .28) }
#view-landing .cta-banner::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(500px 240px at 88% 12%, rgba(255, 255, 255, .18), transparent 60%) }
#view-landing .cta-banner h2 { font-size: 26px; font-weight: 800; margin: 0 0 8px }
#view-landing .cta-banner p { font-size: 14px; opacity: .92; max-width: 520px; margin: 0 }
#view-landing .cta-banner > div:first-child { position: relative; z-index: 1 }

/* 通用 CTA 按钮 */
#view-landing .cta-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; text-decoration: none; font-weight: 700; border-radius: 12px; padding: 13px 22px; font-size: 14.5px; transition: transform .2s, filter .2s, box-shadow .2s, border-color .2s, color .2s; cursor: pointer; border: 1px solid transparent; font-family: inherit; line-height: 1.4 }
#view-landing .cta-btn.primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px rgba(2, 132, 199, .28) }
#view-landing .cta-btn.primary:hover { filter: brightness(1.08); transform: translateY(-2px) }
#view-landing .cta-btn.ghost { background: rgba(255, 255, 255, .75); color: var(--text); border-color: var(--line2) }
#view-landing .cta-btn.ghost:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px) }
#view-landing .cta-btns { display: flex; gap: 12px; flex-wrap: wrap; position: relative; z-index: 1 }
/* 渐变横幅内按钮反色 */
#view-landing .cta-banner .cta-btn.primary { background: #fff; color: #0369a1; box-shadow: 0 10px 24px rgba(0, 0, 0, .16) }
#view-landing .cta-banner .cta-btn.primary:hover { filter: brightness(.97); transform: translateY(-2px) }
#view-landing .cta-banner .cta-btn.ghost { background: rgba(255, 255, 255, .14); color: #fff; border-color: rgba(255, 255, 255, .55) }
#view-landing .cta-banner .cta-btn.ghost:hover { background: rgba(255, 255, 255, .26); color: #fff }

/* hero 免费露出与次级 CTA */
#view-landing .cm-free { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 14px; font-size: 13px; color: #0d9488; background: rgba(13, 148, 136, .08); border: 1px dashed rgba(13, 148, 136, .4); border-radius: 10px; padding: 8px 12px; text-align: center }
#view-landing .cm-free b { font-weight: 800 }
#view-landing .hero-cta { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 22px }
#view-landing .hero-cta .cta-btn { padding: 10px 18px; font-size: 13.5px }

/* D-052 响应式 */
@media (max-width: 1080px) {
  #view-landing .cap-grid, #view-landing .aud-grid { grid-template-columns: repeat(2, 1fr) }
  #view-landing .flow-steps { grid-template-columns: repeat(2, 1fr); gap: 18px }
  #view-landing .flow-step::after { content: "" }
}
@media (max-width: 640px) {
  #view-landing .lnd-sec, #view-landing .sec-cta { padding: 48px 0 8px }
  #view-landing .sec-head h2 { font-size: 22px }
  #view-landing .cap-grid, #view-landing .aud-grid, #view-landing .flow-steps { grid-template-columns: 1fr }
  #view-landing .doc-preview { grid-template-columns: 1fr }
  #view-landing .cta-banner { padding: 30px 22px; text-align: center; justify-content: center }
  #view-landing .cta-banner p { margin: 0 auto }
  #view-landing .cta-btns { justify-content: center }
}

/* ============================================================
   D-134 全站视觉重构收口：首页工程工作台首屏与信息节奏
   ============================================================ */
#view-landing .hero {
  min-height: auto;
  display: grid;
  align-items: center;
  justify-content: stretch;
  text-align: left;
  padding: clamp(42px, 6vw, 78px) clamp(22px, 5vw, 64px);
  background: linear-gradient(145deg, rgba(255,255,255,.96), var(--bg-grad-1));
}
#view-landing .hero::before {
  background: linear-gradient(120deg, rgba(13,124,134,.08), transparent 48%, rgba(7,84,93,.05));
}
#view-landing .hero > div {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, .82fr);
  grid-template-rows: auto auto auto auto auto auto auto;
  column-gap: clamp(28px, 5vw, 72px);
  row-gap: 16px;
  align-items: center;
}
#view-landing .hero > div > .eyebrow { grid-column: 1; grid-row: 1; justify-self: start; margin-bottom: 0; }
#view-landing .hero > div > h1 { grid-column: 1; grid-row: 2; text-align: left; }
#view-landing .hero > div > .sub { grid-column: 1; grid-row: 3; text-align: left; margin: 0; max-width: 620px; }
#view-landing .hero > div > .calcmax {
  grid-column: 2;
  grid-row: 1 / span 5;
  max-width: none;
  margin: 0;
  background: var(--surface);
  box-shadow: var(--card-shadow);
  backdrop-filter: none;
}
#view-landing .hero > div > .ent { grid-column: 1; grid-row: 4; justify-content: flex-start; margin-top: 4px; }
#view-landing .hero > div > .hero-cta { grid-column: 1; grid-row: 5; justify-content: flex-start; margin-top: 0; }
#view-landing .hero > div > .hero-proof {
  grid-column: 1 / -1;
  grid-row: 6;
  max-width: none;
  margin: 0;
  background: var(--surface);
  box-shadow: none;
}
#view-landing .hero > div > .base {
  grid-column: 1 / -1;
  grid-row: 7;
  width: 100%;
  max-width: 1120px;
  margin: 24px auto 0;
  text-align: center;
}
#view-landing .hero > div > .base h2,
#view-landing .hero > div > .base > p { text-align: center; }
#view-landing .hero > div > .base > p { max-width: 720px; margin-left: auto; margin-right: auto; }
#view-landing .hero > div > .base .row3 { max-width: 1120px; margin-left: auto; margin-right: auto; }
#view-landing .hero-proof-grid { background: var(--surface-2); border: 1px solid var(--border); }
#view-landing .cap-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
#view-landing .cap-item,
#view-landing .cap-item:first-child,
#view-landing .cap-item:last-child { grid-column: auto; background: var(--surface); box-shadow: none; }
#view-landing .cap-item { min-width: 0; }
#view-landing .cap-item p { max-width: 26ch; }
#view-landing .doc-preview { grid-template-columns: minmax(0, 1.55fr) minmax(280px, .85fr); align-items: stretch; max-width: 1120px; }
#view-landing .doc-sheet { min-width: 0; padding: 20px; }
#view-landing .doc-body { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 12px; }
#view-landing .doc-block { min-width: 0; padding: 10px; }
#view-landing .doc-svg { aspect-ratio: 16 / 10; object-fit: contain; background: var(--surface-2); border-radius: 7px; }
#view-landing .doc-side { justify-content: flex-start; align-self: stretch; min-height: 0; height: 100%; box-sizing: border-box; }
#view-landing .lnd-sec { padding: 84px 0 12px; }
#view-landing .sec-head { text-align: left; max-width: 780px; margin: 0 0 32px; }
#view-landing .flow-step,
#view-landing .aud-card,
#view-landing .faq-list details { background: var(--surface); box-shadow: none; }
#view-landing .cta-banner { background: var(--brand-gradient); border-radius: var(--radius); }

@media (max-width: 1080px) {
  #view-landing .hero > div { grid-template-columns: minmax(0, 1fr) minmax(300px, .86fr); column-gap: 34px; }
  #view-landing .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #view-landing .cap-item,
  #view-landing .cap-item:first-child,
  #view-landing .cap-item:last-child { grid-column: auto; }
}
@media (max-width: 900px) {
  #view-landing .hero { text-align: center; }
  #view-landing .hero > div { display: flex; flex-direction: column; align-items: stretch; gap: 16px; }
  #view-landing .hero > div > .eyebrow,
  #view-landing .hero > div > h1,
  #view-landing .hero > div > .sub,
  #view-landing .hero > div > .base { text-align: center; align-self: center; }
  #view-landing .hero > div > .eyebrow { margin-bottom: 0; }
  #view-landing .hero > div > .ent,
  #view-landing .hero > div > .hero-cta { justify-content: center; }
  #view-landing .hero > div > .calcmax { width: min(100%, 560px); align-self: center; }
  #view-landing .hero > div > .hero-proof { width: 100%; }
  #view-landing .sec-head { text-align: center; margin-left: auto; margin-right: auto; }
}
@media (max-width: 760px) {
  #view-landing .doc-preview { grid-template-columns: 1fr; }
  #view-landing .doc-body { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #view-landing .doc-side { justify-content: flex-start; height: auto; }
}
@media (max-width: 640px) {
  #view-landing .cap-grid { grid-template-columns: 1fr; }
  #view-landing .doc-body { grid-template-columns: 1fr; }
  #view-landing .doc-image-frame { aspect-ratio: 16 / 9; }
}