/* ==========================================================================
   易迈互联 ・ 排版系统 v3.0 ―― Engineering / Parametric Layout
   左对齐 ・ 编号制 ・ 非对称栅格 ・ hairline 分隔 ・ 等宽数字
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --brand:      #FF5A1F;
  --brand-hi:   #FF7440;
  --brand-ink:  #C43C05;
  --brand-wash: #FFF3ED;
  --brand-line: #FFD9C7;

  --ink:    #0A0E14;
  --ink-2:  #3D4653;
  --ink-3:  #6B7480;
  --ink-4:  #9AA2AE;

  --line:   #E4E7EC;
  --line-2: #F0F1F4;
  --line-3: #D5D9E0;

  --bg:     #FFFFFF;
  --soft:   #F6F7F9;
  --soft-2: #EDEFF3;

  --dark:   #0A0E14;
  --dark-2: #12171F;
  --dark-3: #1B212B;
  --dark-line: rgba(255,255,255,.09);

  --ok:     #0E9F6E;
  --ok-bg:  #E6F7F1;
  --warn:   #E08600;
  --warn-bg:#FFF6E5;
  --danger: #DC2626;
  --danger-bg:#FEF2F2;

  --r:    6px;
  --r-sm: 4px;
  --r-lg: 10px;

  --wrap: 1320px;
  --gutter: 24px;
  --hdr: 64px;

  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .6, .3, 1);
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body.ym-page {
  margin: 0; background: var(--bg); color: var(--ink-2);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC",
               "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px; line-height: 1.7; -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5 { margin: 0; color: var(--ink); font-weight: 700; line-height: 1.15; letter-spacing: -.03em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; transition: color .16s var(--ease); }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { border: 0; background: none; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--brand); color: #fff; }

.num, .mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ---------- 3. Layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 40px; }
.sec { padding: 88px 0; border-bottom: 1px solid var(--line); }
.sec:last-of-type { border-bottom: 0; }
.sec--soft { background: var(--soft); }
.sec--dark { background: var(--dark); color: rgba(255,255,255,.66); border-bottom-color: var(--dark-line); }
.sec--flush { padding: 0; }
.sec--tight { padding: 56px 0; }

.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gutter); }
.c1{grid-column:span 1}.c2{grid-column:span 2}.c3{grid-column:span 3}.c4{grid-column:span 4}
.c5{grid-column:span 5}.c6{grid-column:span 6}.c7{grid-column:span 7}.c8{grid-column:span 8}
.c9{grid-column:span 9}.c10{grid-column:span 10}.c11{grid-column:span 11}.c12{grid-column:span 12}

/* 章节头：编号 + 左标题 + 右描述（核心识别点） */
.sec-label {
  display: flex; align-items: baseline; gap: 14px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-4); padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 32px;
}
.sec-label .n { color: var(--brand); font-weight: 700; }
.sec-label .r { margin-left: auto; letter-spacing: .1em; }
.sec--dark .sec-label { color: rgba(255,255,255,.32); border-bottom-color: var(--dark-line); }

.sec-head { display: grid; grid-template-columns: 7fr 5fr; gap: var(--gutter); align-items: end; margin-bottom: 48px; }
.sec-head h2 { font-size: 40px; line-height: 1.1; letter-spacing: -.035em; }
.sec-head h2 em { font-style: normal; color: var(--brand); }
.sec-head .desc { font-size: 14px; color: var(--ink-3); line-height: 1.75; padding-bottom: 4px; }
.sec--dark .sec-head h2 { color: #fff; }
.sec--dark .sec-head .desc { color: rgba(255,255,255,.45); }

.tag-k {
  display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono);
  font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--brand-ink); background: var(--brand-wash); border: 1px solid var(--brand-line);
  padding: 3px 8px; border-radius: var(--r-sm);
}

/* ---------- 4. Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 42px; padding: 0 20px; border-radius: var(--r);
  font-size: 14px; font-weight: 600; white-space: nowrap; letter-spacing: -.01em;
  border: 1px solid transparent; transition: all .16s var(--ease);
}
.btn--primary { background: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-ink); }
.btn--ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #000; }
.btn--on-dark { background: transparent; color: #fff; border-color: rgba(255,255,255,.22); }
.btn--on-dark:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.4); }
.btn--lg { height: 50px; padding: 0 28px; font-size: 15px; }
.btn--sm { height: 34px; padding: 0 14px; font-size: 13px; }
.btn--block { width: 100%; }
.btn--text { height: auto; padding: 0; color: var(--brand-ink); font-weight: 600; border: 0; }
.btn--text:hover { color: var(--brand); }

/* 文字箭头链接 */
.arrow { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; color: var(--ink); }
.arrow svg { transition: transform .2s var(--ease); }
.arrow:hover { color: var(--brand-ink); }
.arrow:hover svg { transform: translateX(3px); }

/* ---------- 5. Topbar + Header ---------- */
.topbar { background: var(--ink); color: rgba(255,255,255,.5); font-size: 12px; height: 34px; display: flex; align-items: center; }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; }
.topbar a:hover { color: #fff; }
.topbar .l, .topbar .r { display: flex; align-items: center; gap: 18px; }
.topbar b { color: #fff; font-weight: 600; font-variant-numeric: tabular-nums; }
.topbar .sep { width: 1px; height: 11px; background: rgba(255,255,255,.15); }

.header { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 90; }
.header .wrap { display: flex; align-items: center; height: var(--hdr); gap: 28px; }
.logo { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.logo-m {
  width: 30px; height: 30px; border-radius: 7px; background: var(--brand); position: relative; flex-shrink: 0;
}
.logo-m::before {
  content: ""; position: absolute; inset: 8px; border: 2px solid #fff;
  border-right-color: transparent; border-bottom-color: transparent; transform: rotate(-45deg); border-radius: 2px;
}
.logo-t b { font-size: 16px; font-weight: 800; color: var(--ink); letter-spacing: -.02em; display: block; line-height: 1.1; }
.logo-t span { font-family: var(--mono); font-size: 8.5px; letter-spacing: .18em; color: var(--ink-4); }

.nav { display: flex; align-items: center; gap: 0; flex: 1; }
.nav > li { position: relative; }
.nav > li > a {
  display: flex; align-items: center; height: var(--hdr); padding: 0 12px;
  font-size: 13.5px; font-weight: 500; color: var(--ink-2); white-space: nowrap;
}
.nav > li > a:hover { color: var(--brand-ink); }
.nav > li.on > a { color: var(--ink); font-weight: 600; box-shadow: inset 0 -2px 0 var(--brand); }
.drop {
  position: absolute; top: var(--hdr); left: 0; min-width: 180px; background: #fff;
  border: 1px solid var(--line); border-top: 2px solid var(--brand);
  padding: 6px; opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: all .16s var(--ease); z-index: 30;
}
.nav > li:hover .drop { opacity: 1; visibility: visible; transform: translateY(0); }
.drop a { display: flex; justify-content: space-between; gap: 12px; padding: 8px 10px; font-size: 13px; border-radius: var(--r-sm); }
.drop a:hover { background: var(--soft); color: var(--brand-ink); }
.drop a i { font-style: normal; font-family: var(--mono); font-size: 10px; color: var(--ink-4); }

.hdr-act { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.hdr-q { display: flex; align-items: center; gap: 7px; height: 32px; padding: 0 12px; border: 1px solid var(--line); border-radius: var(--r); font-size: 12.5px; color: var(--ink-3); }
.hdr-q:hover { border-color: var(--ink-3); color: var(--ink); }

/* ---------- 6. Hero（左对齐超大标题 + 右侧状态面板） ---------- */
.hero { border-bottom: 1px solid var(--line); position: relative; overflow: hidden; background: #fff; }
.hero-in { display: grid; grid-template-columns: 7.4fr 4.6fr; gap: 56px; padding: 72px 0 64px; align-items: start; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-4); margin-bottom: 26px;
}
.hero-kicker .dot { width: 6px; height: 6px; background: var(--ok); border-radius: 50%; box-shadow: 0 0 0 3px rgba(14,159,110,.15); }
.hero h1 {
  font-size: 68px; line-height: 1.02; letter-spacing: -.045em; font-weight: 800; color: var(--ink);
}
.hero h1 em { font-style: normal; color: var(--brand); }
.hero .lead { margin-top: 26px; font-size: 16px; color: var(--ink-3); line-height: 1.75; max-width: 540px; }
.hero-acts { display: flex; align-items: center; gap: 12px; margin-top: 34px; }

/* 域名搜索条（工程感） */
.dsearch { margin-top: 40px; border: 1px solid var(--ink); border-radius: var(--r); display: flex; align-items: stretch; background: #fff; max-width: 620px; }
.dsearch .ico { display: grid; place-items: center; width: 46px; color: var(--ink-4); flex-shrink: 0; }
.dsearch input { flex: 1; border: 0; outline: 0; height: 50px; font-size: 15.5px; background: transparent; min-width: 0; }
.dsearch input::placeholder { color: var(--ink-4); }
.dsearch .go { background: var(--brand); color: #fff; font-weight: 700; font-size: 14px; padding: 0 24px; border-radius: 0 5px 5px 0; }
.dsearch .go:hover { background: var(--brand-ink); }
.dtlds { display: flex; flex-wrap: wrap; gap: 0; margin-top: 14px; font-size: 12px; }
.dtlds a {
  display: inline-flex; align-items: baseline; gap: 6px; padding: 4px 12px; border-left: 1px solid var(--line); color: var(--ink-3);
  font-family: var(--mono);
}
.dtlds a:first-child { border-left: 0; padding-left: 0; }
.dtlds a b { color: var(--brand-ink); font-weight: 700; }
.dtlds a:hover { color: var(--ink); }

/* 右侧：服务状态面板（工程感细节） */
.status {
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: #fff;
}
.status-hd {
  display: flex; align-items: center; justify-content: space-between; padding: 14px 18px;
  border-bottom: 1px solid var(--line); background: var(--soft);
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}
.status-hd .ok { display: inline-flex; align-items: center; gap: 6px; color: var(--ok); }
.status-hd .ok::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--ok); }
.status-row { display: flex; align-items: center; justify-content: space-between; padding: 13px 18px; border-bottom: 1px solid var(--line-2); font-size: 13px; }
.status-row:last-child { border-bottom: 0; }
.status-row .nm { color: var(--ink-2); }
.status-row .vl { font-family: var(--mono); font-size: 12px; color: var(--ink-4); display: flex; align-items: center; gap: 8px; }
.status-row .vl b { color: var(--ink); font-weight: 600; }
.spark { display: flex; align-items: flex-end; gap: 2px; height: 14px; }
.spark i { width: 3px; background: var(--line-3); border-radius: 1px; }
.spark i.h { background: var(--ok); }

/* Hero 底部指标条 */
.hero-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.hero-strip > div { padding: 26px 0 26px 24px; border-left: 1px solid var(--line); }
.hero-strip > div:first-child { border-left: 0; padding-left: 0; }
.hero-strip b { display: block; font-size: 30px; font-weight: 800; color: var(--ink); letter-spacing: -.035em; line-height: 1; font-variant-numeric: tabular-nums; }
.hero-strip b em { font-style: normal; font-size: 14px; color: var(--brand); margin-left: 3px; letter-spacing: 0; }
.hero-strip span { display: block; margin-top: 8px; font-size: 12px; color: var(--ink-4); }

/* ---------- 7. 产品行列表（核心：替代卡片网格） ---------- */
.plist { border-top: 1px solid var(--line); }
.prow {
  display: grid; grid-template-columns: 44px 2.6fr 3.4fr 1.4fr 1.2fr 40px;
  gap: 20px; align-items: center; padding: 22px 4px;
  border-bottom: 1px solid var(--line); transition: background .18s var(--ease);
}
.prow:hover { background: var(--soft); }
.prow .idx { font-family: var(--mono); font-size: 11px; color: var(--ink-4); letter-spacing: .06em; }
.prow .nm { display: flex; align-items: center; gap: 11px; }
.prow .nm b { font-size: 16.5px; font-weight: 700; color: var(--ink); letter-spacing: -.02em; }
.prow .ds { font-size: 13px; color: var(--ink-3); line-height: 1.6; }
.prow .pr { font-family: var(--mono); font-size: 13px; color: var(--ink-3); white-space: nowrap; }
.prow .pr b { font-size: 19px; font-weight: 800; color: var(--brand-ink); letter-spacing: -.02em; }
.prow .go { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--line); border-radius: var(--r); color: var(--ink-3); transition: all .18s var(--ease); }
.prow:hover .go { background: var(--brand); border-color: var(--brand); color: #fff; }
.pico { width: 32px; height: 32px; border-radius: var(--r-sm); background: var(--soft-2); color: var(--ink-2); display: grid; place-items: center; flex-shrink: 0; }
.prow:hover .pico { background: var(--brand-wash); color: var(--brand-ink); }

/* ---------- 8. 价格对比表（真表格） ---------- */
.ptable { border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: #fff; }
.ptable table { width: 100%; table-layout: fixed; }
.ptable th, .ptable td { padding: 14px 18px; font-size: 13.5px; border-bottom: 1px solid var(--line-2); border-left: 1px solid var(--line-2); }
.ptable th:first-child, .ptable td:first-child { border-left: 0; text-align: left; }
.ptable thead th {
  background: var(--soft); font-size: 13px; font-weight: 600; color: var(--ink-3);
  border-bottom: 1px solid var(--line); text-align: center;
}
.ptable thead th .pn { display: block; font-size: 15px; font-weight: 700; color: var(--ink); letter-spacing: -.02em; margin-bottom: 2px; }
.ptable thead th .pd { font-size: 11.5px; font-weight: 400; color: var(--ink-4); }
.ptable tbody td { text-align: center; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.ptable tbody td:first-child { color: var(--ink-3); font-size: 12.5px; background: #FCFCFD; }
.ptable tbody tr:last-child td { border-bottom: 0; }
.ptable .hi { background: var(--brand-wash); }
.ptable thead th.hi { background: #FFE9DF; position: relative; }
.ptable thead th.hi::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--brand); }
.ptable .hot-badge {
  display: inline-block; font-family: var(--mono); font-size: 9.5px; letter-spacing: .08em;
  background: var(--brand); color: #fff; padding: 1px 6px; border-radius: 2px; margin-left: 6px; vertical-align: 2px;
}
.ptable .pcell { font-size: 20px; font-weight: 800; color: var(--brand-ink); letter-spacing: -.03em; }
.ptable .pcell small { font-size: 11px; font-weight: 500; color: var(--ink-4); letter-spacing: 0; }
.ptable .yes { color: var(--ok); font-weight: 700; }
.ptable .no { color: var(--ink-4); }
.ptable tfoot td { padding: 16px 18px; background: #fff; border-top: 1px solid var(--line); border-bottom: 0; }

/* ---------- 9. 深色带 ---------- */
.band {
  background: var(--dark); color: rgba(255,255,255,.6); position: relative; overflow: hidden;
}
.band::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(var(--dark-line) 1px, transparent 1px),
                    linear-gradient(90deg, var(--dark-line) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 80% at 70% 20%, #000, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 70% 20%, #000, transparent 72%);
}
.band .wrap { position: relative; z-index: 2; }
.band h2 { color: #fff; }

.cfg { display: grid; grid-template-columns: 1.25fr 1fr; gap: 64px; align-items: start; }
.cfg-list { border-top: 1px solid var(--dark-line); }
.cfg-row { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; border-bottom: 1px solid var(--dark-line); }
.cfg-row .k { font-size: 13px; color: rgba(255,255,255,.45); }
.cfg-row .v { font-family: var(--mono); font-size: 13.5px; color: #fff; font-weight: 600; }
.cfg-row .v i { font-style: normal; color: rgba(255,255,255,.4); font-weight: 400; margin-left: 6px; }

.price-panel { border: 1px solid rgba(255,255,255,.14); border-radius: var(--r-lg); background: rgba(255,255,255,.03); padding: 28px; }
.price-panel .lb { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.35); }
.price-panel .big { display: flex; align-items: baseline; gap: 4px; margin: 12px 0 6px; }
.price-panel .big b { font-size: 52px; font-weight: 800; color: #fff; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.price-panel .big span { font-size: 15px; color: rgba(255,255,255,.4); }
.price-panel .save { font-size: 12px; color: var(--brand-hi); font-family: var(--mono); }
.price-panel ul { margin: 22px 0; padding-top: 18px; border-top: 1px solid var(--dark-line); display: grid; gap: 10px; }
.price-panel ul li { display: flex; justify-content: space-between; font-size: 12.5px; color: rgba(255,255,255,.45); }
.price-panel ul li b { color: #fff; font-weight: 600; font-family: var(--mono); }

/* ---------- 10. 指标 / 统计 ---------- */
.metrics { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metrics > div { padding: 30px 0 30px 28px; border-left: 1px solid var(--line); }
.metrics > div:first-child { border-left: 0; padding-left: 0; }
.metrics b { display: block; font-size: 34px; font-weight: 800; color: var(--ink); letter-spacing: -.04em; line-height: 1; font-variant-numeric: tabular-nums; }
.metrics b em { font-style: normal; font-size: 15px; color: var(--brand); margin-left: 3px; letter-spacing: 0; }
.metrics span { display: block; margin-top: 9px; font-size: 12.5px; color: var(--ink-4); }
.sec--dark .metrics { border-color: var(--dark-line); }
.sec--dark .metrics > div { border-color: var(--dark-line); }
.sec--dark .metrics b { color: #fff; }

/* ---------- 11. 列表型特性（非卡片） ---------- */
.feats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 56px; }
.feat { padding: 22px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 28px 1fr; gap: 16px; }
.feat .fi { color: var(--brand); margin-top: 2px; }
.feat h4 { font-size: 15px; margin-bottom: 6px; }
.feat p { font-size: 13px; color: var(--ink-3); line-height: 1.7; }

/* ---------- 12. 引用 / 客户 ---------- */
.quotes { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; border-top: 1px solid var(--line); }
.q { padding: 28px 28px 28px 0; border-right: 1px solid var(--line); }
.q:last-child { border-right: 0; padding-right: 0; }
.q .mark { font-family: Georgia, serif; font-size: 40px; line-height: .8; color: var(--brand-line); }
.q p { font-size: 13.5px; color: var(--ink-2); line-height: 1.8; margin-top: 12px; }
.q .who { margin-top: 20px; display: flex; align-items: center; gap: 10px; }
.q .av { width: 30px; height: 30px; border-radius: 50%; background: var(--soft-2); color: var(--ink-2); display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.q .who b { font-size: 13px; color: var(--ink); display: block; line-height: 1.3; }
.q .who span { font-size: 11.5px; color: var(--ink-4); }

/* ---------- 13. CTA ---------- */
.cta { display: grid; grid-template-columns: 8fr 4fr; gap: 40px; align-items: center; padding: 48px 0; }
.cta h2 { font-size: 32px; color: #fff; line-height: 1.2; letter-spacing: -.03em; }
.cta p { margin-top: 12px; font-size: 14px; color: rgba(255,255,255,.45); line-height: 1.7; }
.cta-acts { display: flex; gap: 10px; justify-content: flex-end; }

/* ---------- 14. Footer ---------- */
.footer { background: var(--ink); color: rgba(255,255,255,.42); padding: 56px 0 0; font-size: 13px; }
.f-grid { display: grid; grid-template-columns: 3.2fr repeat(4, 1.6fr); gap: 40px; padding-bottom: 44px; }
.f-brand .logo-t b { color: #fff; }
.f-brand p { margin-top: 16px; max-width: 300px; line-height: 1.8; font-size: 12.5px; }
.f-tel { margin-top: 20px; }
.f-tel span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.3); }
.f-tel b { display: block; font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -.02em; margin-top: 4px; font-variant-numeric: tabular-nums; }
.f-col h4 { font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.35); font-weight: 600; margin-bottom: 16px; }
.f-col ul { display: grid; gap: 10px; }
.f-col a { font-size: 12.5px; }
.f-col a:hover { color: var(--brand-hi); }
.f-bot { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: 11.5px; flex-wrap: wrap; }
.f-bot .lk { display: flex; gap: 16px; }
.f-bot .bd { display: flex; gap: 8px; }
.f-bot .bd span { border: 1px solid rgba(255,255,255,.16); padding: 2px 8px; border-radius: 3px; font-family: var(--mono); font-size: 10px; letter-spacing: .06em; }

/* ---------- 15. 内页头 ---------- */
.ph { border-bottom: 1px solid var(--line); padding: 28px 0 44px; background: #fff; }
.crumb { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px; letter-spacing: .06em; color: var(--ink-4); margin-bottom: 26px; }
.crumb a:hover { color: var(--brand-ink); }
.crumb i { font-style: normal; opacity: .5; }
.crumb b { color: var(--ink-2); font-weight: 500; }
.ph-grid { display: grid; grid-template-columns: 7fr 5fr; gap: var(--gutter); align-items: end; }
.ph h1 { font-size: 48px; line-height: 1.06; letter-spacing: -.04em; }
.ph .ph-desc { font-size: 14px; color: var(--ink-3); line-height: 1.75; padding-bottom: 4px; }
.ph-meta { display: flex; gap: 20px; margin-top: 26px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-4); }
.ph-meta span { display: inline-flex; align-items: center; gap: 6px; }
.ph-meta b { color: var(--ink-2); font-weight: 600; }

/* ---------- 16. 表格 / 卡片 / 表单 ---------- */
.tbl { border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: #fff; }
.tbl thead th { background: var(--soft); font-size: 11.5px; font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; text-align: left; padding: 11px 18px; border-bottom: 1px solid var(--line); }
.tbl tbody td { padding: 14px 18px; font-size: 13.5px; border-bottom: 1px solid var(--line-2); }
.tbl tbody tr:last-child td { border-bottom: 0; }
.tbl tbody tr:hover td { background: #FCFCFD; }

.card { border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; padding: 24px; }
.card-hd { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--line-2); margin-bottom: 18px; }
.card-hd h3 { font-size: 15px; }

.tag { display: inline-flex; align-items: center; gap: 5px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em; padding: 2px 7px; border-radius: 3px; background: var(--soft-2); color: var(--ink-3); }
.tag--b { background: var(--brand-wash); color: var(--brand-ink); }
.tag--ok { background: var(--ok-bg); color: var(--ok); }
.tag--warn { background: var(--warn-bg); color: var(--warn); }
.tag--no { background: var(--danger-bg); color: var(--danger); }

.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.field .hint { font-size: 11.5px; color: var(--ink-4); }
.input, .select {
  height: 42px; padding: 0 13px; border: 1px solid var(--line-3); border-radius: var(--r);
  background: #fff; font-size: 14px; outline: 0; transition: all .16s var(--ease); width: 100%;
}
.input:focus, .select:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(10,14,20,.06); }
.input::placeholder { color: var(--ink-4); }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5L6 8l3.5-3.5' stroke='%236B7480' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 13px center; padding-right: 34px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* 单选按钮组（筛选/配置） */
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.seg button { padding: 7px 14px; font-size: 13px; font-weight: 500; color: var(--ink-3); border-left: 1px solid var(--line); background: #fff; }
.seg button:first-child { border-left: 0; }
.seg button.on { background: var(--ink); color: #fff; }
.seg button:hover:not(.on) { background: var(--soft); }

/* 步骤条（线性） */
.steps { display: flex; align-items: center; gap: 0; font-family: var(--mono); font-size: 11.5px; letter-spacing: .05em; }
.steps li { display: flex; align-items: center; gap: 8px; color: var(--ink-4); }
.steps li .n { width: 20px; height: 20px; border: 1px solid var(--line-3); display: grid; place-items: center; font-size: 10px; }
.steps li.on { color: var(--ink); }
.steps li.on .n { background: var(--brand); border-color: var(--brand); color: #fff; }
.steps li.done { color: var(--ink-2); }
.steps li.done .n { background: var(--ok-bg); border-color: var(--ok); color: var(--ok); }
.steps .ln { width: 40px; height: 1px; background: var(--line); margin: 0 12px; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- 17. 订单摘要（购物车 / 结算共用） ---------- */
.sum { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; position: sticky; top: 84px; background: #fff; }
.sum h3 { font-size: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--line-2); margin-bottom: 16px; }
.sl { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--ink-3); padding: 7px 0; font-variant-numeric: tabular-nums; }
.sl b { color: var(--ink); font-weight: 600; }
.sl .cut { color: var(--ok); font-weight: 700; }
.stot { display: flex; align-items: baseline; justify-content: space-between; padding: 16px 0 18px; margin-top: 10px; border-top: 1px solid var(--line); }
.stot span { font-size: 12.5px; color: var(--ink-3); }
.stot b { font-size: 30px; font-weight: 800; color: var(--brand-ink); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.stot b i { font-size: 14px; font-style: normal; margin-right: 2px; }
.coupon { display: flex; gap: 6px; margin: 4px 0 16px; }
.coupon input { flex: 1; height: 36px; border: 1px solid var(--line-3); border-radius: var(--r); padding: 0 11px; font-size: 12.5px; outline: 0; }
.coupon button { height: 36px; padding: 0 13px; border: 1px solid var(--line); border-radius: var(--r); font-size: 12.5px; font-weight: 600; color: var(--ink-2); background: var(--soft); }
.snote { margin-top: 12px; font-size: 11px; color: var(--ink-4); text-align: center; line-height: 1.7; }

/* 复选方块 */
.cb { width: 16px; height: 16px; border: 1px solid var(--line-3); border-radius: 3px; display: grid; place-items: center; cursor: pointer; flex-shrink: 0; }
.cb.on { background: var(--ink); border-color: var(--ink); }
.cb.on::after { content: ""; width: 8px; height: 4px; border-left: 1.6px solid #fff; border-bottom: 1.6px solid #fff; transform: rotate(-45deg) translateY(-1px); }

/* ===== homepage specific (from design inline style) ===== */
/* 首页补充 */
.spark i:nth-child(1){height:40%}.spark i:nth-child(2){height:65%}.spark i:nth-child(3){height:50%}
.spark i:nth-child(4){height:80%}.spark i:nth-child(5){height:60%}.spark i:nth-child(6){height:90%}
.spark i:nth-child(7){height:70%}.spark i:nth-child(8){height:85%}.spark i:nth-child(9){height:55%}
.spark i:nth-child(10){height:75%}.spark i:nth-child(11){height:65%}.spark i:nth-child(12){height:88%}

.plist-hd {
  display: grid; grid-template-columns: 44px 2.6fr 3.4fr 1.4fr 1.2fr 40px; gap: 20px;
  padding: 10px 4px; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-4);
}
.plan-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; gap: 20px; flex-wrap: wrap; }
.plan-bar .note { font-size: 12px; color: var(--ink-4); }

/* 云区左列 */
.cfg-lead { max-width: 420px; }
.cfg-lead p { font-size: 14px; color: rgba(255,255,255,.45); line-height: 1.8; margin-top: 16px; }
.cfg-tags { display: flex; gap: 8px; margin-top: 24px; flex-wrap: wrap; }
.cfg-tags span {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; color: rgba(255,255,255,.55);
  border: 1px solid rgba(255,255,255,.16); padding: 3px 9px; border-radius: 3px;
}

/* ===== patch: .band 是深色区，但 .metrics 只在 .sec--dark 下有白字规则，这里补齐 ===== */
.band .metrics { border-color: rgba(255,255,255,.09); }
.band .metrics > div { border-color: rgba(255,255,255,.09); }
.band .metrics b { color: #fff; }
.band .metrics span { color: rgba(255,255,255,.42); }