/* ============================================================
   星和木 ERP · 官网样式
   品牌色取自 logo：深青 #0E3C4A / 金 #C8923A / 深棕 #6B4227
   ============================================================ */

:root {
  /* 背景层 */
  --bg:        #04141A;
  --bg-2:      #062028;
  --bg-3:      #08262F;
  --panel:     rgba(255, 255, 255, 0.026);
  --panel-2:   rgba(255, 255, 255, 0.045);

  /* 品牌 */
  --gold:      #C8923A;
  --gold-lt:   #E7BE79;
  --gold-dim:  rgba(200, 146, 58, 0.15);
  --teal:      #0E4B5C;
  --teal-lt:   #2E8299;
  --bronze:    #6B4227;

  /* 文字 */
  --ink:       #F1EDE3;
  --ink-2:     #C3CFD1;
  --muted:     #7F979D;
  --muted-2:   #5B7378;

  /* 线 */
  --line:      rgba(200, 146, 58, 0.14);
  --line-soft: rgba(255, 255, 255, 0.07);

  --r-sm: 8px;
  --r:    14px;
  --r-lg: 20px;

  --wrap: 1180px;
  --ease: cubic-bezier(.22, .61, .36, 1);

  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Source Han Sans SC",
          "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before { /* 全局噪点，极淡 */
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: .32;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.045'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5 {
  margin: 0;
  font-weight: 600;
  letter-spacing: .01em;
  line-height: 1.32;
}

p { margin: 0; }

ul { margin: 0; padding: 0; list-style: none; }

.wrap {
  width: min(var(--wrap), 100% - 48px);
  margin-inline: auto;
  position: relative;
  z-index: 2;
}

/* ============ 通用元件 ============ */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--gold-lt);
  text-transform: uppercase;
  font-weight: 500;
}

.eyebrow .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(200, 146, 58, .16);
}

.grad-gold {
  background: linear-gradient(100deg, #E7BE79 0%, #C8923A 45%, #EED39A 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  border-radius: 100px;
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: .02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s var(--ease), background .25s, border-color .25s, box-shadow .3s, color .25s;
  white-space: nowrap;
  font-family: inherit;
}

.btn svg { width: 15px; height: 15px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.btn-gold {
  background: linear-gradient(135deg, #D9A64F, #BE8428);
  color: #17120A;
  box-shadow: 0 6px 24px -8px rgba(200, 146, 58, .55), inset 0 1px 0 rgba(255,255,255,.28);
  font-weight: 600;
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -10px rgba(200, 146, 58, .7), inset 0 1px 0 rgba(255,255,255,.32);
}

.btn-ghost {
  border-color: var(--line-soft);
  color: var(--ink-2);
  background: rgba(255,255,255,.02);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover {
  border-color: rgba(200,146,58,.42);
  color: var(--ink);
  background: rgba(200,146,58,.06);
  transform: translateY(-2px);
}

.btn-lg { height: 50px; padding: 0 28px; font-size: 15px; }
.btn-sm { height: 36px; padding: 0 17px; font-size: 13.5px; }
.btn-block { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--gold-lt);
  font-size: 14.5px;
  border-bottom: 1px solid rgba(200,146,58,.3);
  padding-bottom: 3px;
  transition: gap .25s var(--ease), border-color .25s;
}
.link-arrow svg { width: 15px; height: 15px; }
.link-arrow:hover { gap: 11px; border-color: var(--gold); }

/* ============ NAV ============ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background .35s, border-color .35s, backdrop-filter .35s;
  border-bottom: 1px solid transparent;
}

.nav.is-stuck {
  background: rgba(4, 20, 26, .82);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: rgba(200,146,58,.13);
}

.nav-inner {
  width: min(var(--wrap), 100% - 48px);
  margin-inline: auto;
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  position: relative;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #F7F4EC;
  overflow: hidden;
  flex: 0 0 auto;
  box-shadow: 0 0 0 1px rgba(200,146,58,.35), 0 6px 18px -8px rgba(0,0,0,.7);
}
.brand-mark img {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 76%;
  height: 76%;
  object-fit: contain;
  display: block;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong {
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--ink);
}
.brand-text em {
  font-style: normal;
  font-size: 9.5px;
  letter-spacing: .22em;
  color: var(--muted-2);
  margin-top: 3px;
  font-family: var(--mono);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
  margin-right: 12px;
}
.nav-links > a {
  font-size: 14px;
  color: var(--ink-2);
  position: relative;
  padding: 6px 0;
  transition: color .22s;
}
.nav-links > a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: right .28s var(--ease);
}
.nav-links > a:hover { color: var(--gold-lt); }
.nav-links > a:hover::after { right: 0; }

.nav-cta-mobile { display: none; }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.burger {
  display: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line-soft);
  background: rgba(255,255,255,.03);
  cursor: pointer;
  padding: 0;
  place-items: center;
  gap: 0;
}
.burger span {
  display: block;
  width: 16px; height: 1.5px;
  background: var(--ink-2);
  margin: 3px auto;
  transition: transform .3s var(--ease), opacity .2s;
}
.burger.is-open span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

/* ============ HERO ============ */

.hero {
  position: relative;
  padding: 150px 0 0;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -280px; right: -180px;
  width: 900px; height: 900px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,146,58,.16) 0%, rgba(200,146,58,.05) 34%, transparent 66%);
  filter: blur(20px);
  pointer-events: none;
}

.hero-glow::after {
  content: "";
  position: absolute;
  left: -620px; top: 220px;
  width: 760px; height: 760px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,75,92,.5) 0%, transparent 65%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 20%, transparent 75%);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
  padding-bottom: 84px;
}

.hero-copy h1 {
  font-size: clamp(32px, 4.1vw, 54px);
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: .005em;
  margin: 22px 0 0;
}

.lead {
  margin-top: 24px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 36px;
  flex-wrap: wrap;
}

/* --- hero 视觉：产品窗口 --- */

.hero-visual { position: relative; }

.visual-halo {
  position: absolute;
  inset: -14% -8% -18%;
  background: radial-gradient(ellipse at 55% 42%, rgba(200,146,58,.13), transparent 62%);
  pointer-events: none;
  z-index: -1;
}

.app-window {
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(11,38,46,.96), rgba(6,26,32,.98));
  border: 1px solid rgba(200,146,58,.2);
  box-shadow:
    0 40px 80px -30px rgba(0,0,0,.85),
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 1px 0 rgba(255,255,255,.06) inset;
  overflow: hidden;
  transform: perspective(1400px) rotateY(-4deg) rotateX(2deg);
  transition: transform .7s var(--ease);
}
.hero-visual:hover .app-window {
  transform: perspective(1400px) rotateY(0) rotateX(0);
}

.app-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-bottom: 1px solid rgba(255,255,255,.055);
  background: rgba(255,255,255,.018);
}
.app-dots { display: flex; gap: 6px; }
.app-dots i {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,.13);
}
.app-dots i:first-child { background: rgba(200,146,58,.5); }
.app-title {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: .1em;
}
.app-live {
  margin-left: auto;
  display: flex; align-items: center; gap: 5px;
  font-size: 10.5px;
  color: #6FD3A8;
  letter-spacing: .1em;
}
.app-live i {
  width: 5px; height: 5px; border-radius: 50%;
  background: #6FD3A8;
  box-shadow: 0 0 0 3px rgba(111,211,168,.14);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.app-body { padding: 18px; display: grid; gap: 12px; }

.kpi-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }

.kpi {
  background: rgba(255,255,255,.028);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 10px;
  padding: 11px 12px;
  display: grid;
  gap: 3px;
}
.kpi-label { font-size: 10.5px; color: var(--muted); letter-spacing: .06em; }
.kpi-value {
  font-size: 18px;
  font-weight: 600;
  font-family: var(--mono);
  letter-spacing: -.02em;
  color: var(--ink);
  font-feature-settings: "tnum";
}
.kpi-value small { font-size: 11px; color: var(--muted); font-weight: 400; }
.kpi-delta { font-size: 10px; font-family: var(--mono); }
.kpi-delta.up { color: #6FD3A8; }
.kpi-delta.down { color: #E08A6E; }

.chart-card {
  background: rgba(255,255,255,.02);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 10px;
  padding: 13px 14px 10px;
}
.chart-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: .06em;
  margin-bottom: 12px;
}
.chart-legend { display: flex; align-items: center; gap: 5px; font-size: 9.5px; }
.chart-legend i { width: 6px; height: 6px; border-radius: 2px; background: var(--gold); display: inline-block; margin-left: 8px; }
.chart-legend i.b { background: var(--teal-lt); }

.bars { display: flex; align-items: flex-end; gap: 6px; height: 96px; }
.bar-col {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.bw {
  flex: 1;
  width: 100%;
  display: flex;
  align-items: flex-end;
}
.bw i {
  display: block;
  width: 66%;
  margin-inline: auto;
  height: var(--h, 50%);
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, rgba(200,146,58,.4), rgba(200,146,58,.07));
  transition: background .3s;
}
.bar-col em {
  font-style: normal;
  font-size: 9px;
  color: var(--muted-2);
  line-height: 1;
}
.bar-col.is-today .bw i {
  background: linear-gradient(180deg, rgba(233,194,127,.92), rgba(200,146,58,.24));
  box-shadow: 0 0 18px -6px rgba(233,194,127,.45);
}
.bar-col.is-today em { color: var(--gold-lt); }

.mini-list { display: grid; gap: 6px; }
.mini-row {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 10px;
  background: rgba(255,255,255,.022);
  border-radius: 8px;
  font-size: 11px;
  color: var(--ink-2);
}
.mini-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--muted);
}
.mini-num { font-family: var(--mono); color: var(--gold-lt); font-size: 11px; }

.tag {
  font-size: 9.5px;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: .04em;
  flex: 0 0 auto;
}
.tag-teal { background: rgba(46,130,153,.16); color: #6BB6CB; }
.tag-gold { background: rgba(200,146,58,.15); color: var(--gold-lt); }

/* ============ 通用 section ============ */

.section { padding: 112px 0; position: relative; }

.section-alt {
  background: linear-gradient(180deg, rgba(255,255,255,.014), rgba(255,255,255,0)),
              var(--bg-2);
  border-top: 1px solid rgba(255,255,255,.045);
  border-bottom: 1px solid rgba(255,255,255,.045);
}

.sec-head { max-width: 720px; margin-bottom: 56px; }
.sec-head.center { margin-inline: auto; text-align: center; }

.sec-head h2 {
  font-size: clamp(25px, 3vw, 38px);
  margin-top: 18px;
  font-weight: 600;
  line-height: 1.4;
  text-wrap: balance;
}

.sec-sub {
  margin-top: 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* ============ 能力卡 ============ */

.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  position: relative;
  padding: 30px 26px 32px;
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,.055);
  background: linear-gradient(170deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s, background .4s;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(200,146,58,.1), transparent 62%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(200,146,58,.3);
}
.card:hover::before { opacity: 1; }

.card-idx {
  position: absolute;
  top: 22px; right: 24px;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(200,146,58,.46);
  letter-spacing: .08em;
}

.card-icon {
  width: 42px; height: 42px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(200,146,58,.24);
  background: rgba(200,146,58,.07);
  color: var(--gold-lt);
  margin-bottom: 20px;
}
.card-icon svg { width: 21px; height: 21px; }

.card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  letter-spacing: .03em;
}
.card p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ============ 界面控制台 ============ */

.tabs {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-bottom: 26px;
  flex-wrap: wrap;
}

.tab {
  height: 38px;
  padding: 0 20px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,.07);
  background: rgba(255,255,255,.02);
  color: var(--muted);
  font-size: 13.5px;
  font-family: inherit;
  cursor: pointer;
  transition: all .28s var(--ease);
}
.tab:hover { color: var(--ink-2); border-color: rgba(200,146,58,.28); }
.tab.is-active {
  color: #17120A;
  background: linear-gradient(135deg, #DCA956, #C0862B);
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 6px 20px -8px rgba(200,146,58,.6);
}

.console {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  border-radius: var(--r-lg);
  border: 1px solid rgba(200,146,58,.17);
  background: linear-gradient(165deg, rgba(10,36,44,.97), rgba(5,23,29,.99));
  overflow: hidden;
  box-shadow: 0 50px 90px -40px rgba(0,0,0,.9), 0 1px 0 rgba(255,255,255,.05) inset;
  min-height: 396px;
}

.console-side {
  border-right: 1px solid rgba(255,255,255,.055);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  background: rgba(0,0,0,.16);
}
.side-brand {
  display: flex; align-items: center; gap: 8px;
  padding: 0 20px 18px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--ink);
  border-bottom: 1px solid rgba(255,255,255,.05);
  margin-bottom: 12px;
}
.side-brand i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold);
}
.side-nav { display: grid; gap: 2px; padding: 0 10px; flex: 1; }
.side-nav li {
  padding: 8px 12px;
  border-radius: 7px;
  font-size: 12.5px;
  color: var(--muted);
  cursor: default;
  transition: background .2s, color .2s;
}
.side-nav li:hover { background: rgba(255,255,255,.04); color: var(--ink-2); }
.side-nav li.on {
  background: rgba(200,146,58,.11);
  color: var(--gold-lt);
  box-shadow: inset 2px 0 0 var(--gold);
}
.side-foot {
  padding: 14px 20px 0;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted-2);
  border-top: 1px solid rgba(255,255,255,.05);
  margin-top: 12px;
}

.console-main { padding: 22px 24px; position: relative; }

.panel { display: none; }
.panel.is-active { display: block; animation: fadeIn .4s var(--ease); }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.panel-head h4 { font-size: 15px; letter-spacing: .06em; }

.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  font-size: 11px;
  padding: 4px 11px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,.08);
  color: var(--muted);
}
.chip.on { background: rgba(200,146,58,.13); border-color: rgba(200,146,58,.3); color: var(--gold-lt); }
.chip.warn { color: #E08A6E; border-color: rgba(224,138,110,.28); }

.table { display: grid; gap: 1px; }
.thead, .trow {
  display: grid;
  grid-template-columns: 1.35fr .75fr 1.5fr .7fr .6fr;
  min-width: 0;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  font-size: 12px;
}
.thead {
  color: var(--muted-2);
  font-size: 10.5px;
  letter-spacing: .08em;
  border-bottom: 1px solid rgba(255,255,255,.06);
  padding-bottom: 8px;
}
.trow {
  border-radius: 7px;
  color: var(--ink-2);
  transition: background .2s;
}
.trow:hover { background: rgba(255,255,255,.033); }
.trow:nth-child(even) { background: rgba(255,255,255,.012); }
.trow:nth-child(even):hover { background: rgba(255,255,255,.04); }
.mono { font-family: var(--mono); font-size: 11px; letter-spacing: -.01em; }

.pi {
  display: inline-grid;
  place-items: center;
  width: 17px; height: 17px;
  border-radius: 4px;
  font-size: 9px;
  font-style: normal;
  margin-right: 6px;
  vertical-align: middle;
  font-family: var(--font);
  font-weight: 600;
}
.p-tt { background: rgba(255,255,255,.1); color: #EDE8DC; }
.p-pdd { background: rgba(224,72,72,.18); color: #E8736C; }

.st { font-size: 10.5px; padding: 2px 8px; border-radius: 4px; justify-self: start; }
.st-ok { background: rgba(111,211,168,.13); color: #6FD3A8; }
.st-wait { background: rgba(200,146,58,.14); color: var(--gold-lt); }
.st-err { background: rgba(224,138,110,.14); color: #E08A6E; }

/* 定价面板 */
.price-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; }
.price-form { display: grid; gap: 2px; }
.pf-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 12px;
  border-radius: 7px;
  font-size: 12.5px;
  color: var(--muted);
}
.pf-row:nth-child(odd) { background: rgba(255,255,255,.022); }
.pf-row b { font-family: var(--mono); color: var(--ink); font-weight: 500; font-size: 12px; }

.price-out {
  border-radius: 12px;
  border: 1px solid rgba(200,146,58,.22);
  background: linear-gradient(165deg, rgba(200,146,58,.09), rgba(200,146,58,.02));
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.po-main { display: grid; gap: 2px; }
.po-main span { font-size: 11px; color: var(--muted); letter-spacing: .08em; }
.po-main strong {
  font-family: var(--mono);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, #F2D9A6, #C8923A);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.po-main em { font-style: normal; font-size: 12px; color: var(--muted); font-family: var(--mono); }
.po-list { display: grid; gap: 7px; border-top: 1px solid rgba(255,255,255,.08); padding-top: 13px; }
.po-list > div { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }
.po-list b { font-family: var(--mono); color: var(--ink-2); font-weight: 500; }
.po-list b.good { color: #6FD3A8; }

/* AI 面板 */
.chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 258px;
}
.chat-input { margin-top: auto; }
.msg {
  padding: 13px 16px;
  border-radius: 12px;
  font-size: 12.5px;
  line-height: 1.8;
  max-width: 84%;
}
.msg.user {
  align-self: flex-end;
  background: rgba(255,255,255,.05);
  color: var(--ink-2);
  justify-self: end;
  border-bottom-right-radius: 4px;
}
.msg.ai {
  background: linear-gradient(160deg, rgba(14,75,92,.42), rgba(14,75,92,.16));
  border: 1px solid rgba(46,130,153,.22);
  color: var(--ink-2);
  border-bottom-left-radius: 4px;
}
.msg.ai p + p { margin-top: 8px; }
.msg.ai b { color: var(--gold-lt); font-weight: 600; }
.chat-input {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.022);
  font-size: 12px;
  color: var(--muted-2);
  margin-top: 2px;
}
.chat-input i {
  font-style: normal;
  font-size: 11.5px;
  color: #17120A;
  background: linear-gradient(135deg, #DCA956, #C0862B);
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 600;
}

/* ============ 技术 ============ */

.tech-layout {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: 48px;
  align-items: start;
}

.tech-copy h2 {
  font-size: clamp(24px, 2.7vw, 34px);
  margin: 18px 0 0;
  line-height: 1.42;
}
.tech-copy .sec-sub { max-width: 410px; }
.tech-copy .link-arrow { margin-top: 26px; }

.tech-list { display: grid; gap: 0; }

.tech-item {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.06);
  transition: padding-left .3s var(--ease);
}
.tech-item:last-child { border-bottom: 1px solid rgba(255,255,255,.06); }
.tech-item:hover { padding-left: 8px; }

.ti-num {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(200,146,58,.45);
  letter-spacing: .08em;
  padding-top: 5px;
}
.tech-item h3 { font-size: 16.5px; margin-bottom: 7px; letter-spacing: .03em; }
.tech-item p { font-size: 13.5px; line-height: 1.8; color: var(--muted); }

/* ============ 场景 ============ */

.scen-card {
  padding: 32px 28px;
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,.055);
  background: linear-gradient(180deg, rgba(255,255,255,.032), rgba(255,255,255,.008));
  position: relative;
  overflow: hidden;
  transition: border-color .35s, transform .35s var(--ease);
}
.scen-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200,146,58,.5), transparent);
  opacity: 0;
  transition: opacity .4s;
}
.scen-card:hover { border-color: rgba(200,146,58,.24); transform: translateY(-3px); }
.scen-card:hover::after { opacity: 1; }

.scen-card h3 { font-size: 19px; letter-spacing: .04em; }
.scen-desc {
  margin-top: 8px;
  font-size: 13.5px;
  color: var(--gold-lt);
  opacity: .85;
}
.scen-card ul { margin-top: 20px; display: grid; gap: 11px; }
.scen-card li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}
.scen-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(200,146,58,.55);
}

/* ============ 关于 ============ */

.section-about {
  background: linear-gradient(180deg, var(--bg), var(--bg-2));
  border-top: 1px solid rgba(255,255,255,.045);
}

.about-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 60px;
  align-items: start;
}

.mark-badge {
  display: grid;
  place-items: center;
  width: 190px; height: 190px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 40%, #FFFDF8, #EDE6D6);
  box-shadow:
    0 30px 60px -24px rgba(0,0,0,.85),
    0 0 0 1px rgba(200,146,58,.28),
    0 0 0 10px rgba(200,146,58,.045);
  position: relative;
}
.mark-badge::after {
  content: "";
  position: absolute;
  inset: -26px;
  border-radius: 50%;
  border: 1px dashed rgba(200,146,58,.16);
}
.mark-badge img {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 72%;
  height: 72%;
  object-fit: contain;
  display: block;
}

.about-copy h2 {
  font-size: clamp(22px, 2.4vw, 30px);
  margin: 16px 0 22px;
  letter-spacing: .03em;
}
.about-copy p {
  font-size: 15px;
  line-height: 1.95;
  color: var(--muted);
  max-width: 620px;
}
.about-copy p + p { margin-top: 14px; }
.about-copy p:last-of-type { color: var(--ink-2); font-style: normal; }

/* ============ CTA ============ */

.cta-sec {
  position: relative;
  padding: 104px 0 112px;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,.045);
}

.cta-glow {
  position: absolute;
  bottom: -420px; left: 50%;
  transform: translateX(-50%);
  width: 1200px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(200,146,58,.15), transparent 62%);
  pointer-events: none;
}

.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 72px;
  align-items: center;
}

.cta-copy h2 {
  font-size: clamp(28px, 3.3vw, 42px);
  line-height: 1.35;
  font-weight: 700;
}
.cta-copy > p {
  margin-top: 20px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 460px;
}
.cta-points { margin-top: 32px; display: grid; gap: 13px; }
.cta-points li {
  position: relative;
  padding-left: 28px;
  font-size: 14px;
  color: var(--ink-2);
}
.cta-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: rgba(200,146,58,.14);
  box-shadow: inset 0 0 0 1px rgba(200,146,58,.4);
}
.cta-points li::after {
  content: "";
  position: absolute;
  left: 4.5px; top: 10.5px;
  width: 6px; height: 3px;
  border-left: 1.4px solid var(--gold-lt);
  border-bottom: 1.4px solid var(--gold-lt);
  transform: rotate(-45deg);
}

.cta-form {
  padding: 30px 28px;
  border-radius: var(--r-lg);
  border: 1px solid rgba(200,146,58,.2);
  background: linear-gradient(170deg, rgba(12,40,48,.96), rgba(6,24,30,.98));
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.9);
  display: grid;
  gap: 15px;
}

.field { display: grid; gap: 7px; }
.field label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .06em;
}
.field input, .field select {
  height: 44px;
  padding: 0 14px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.045);
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .25s, background .25s, box-shadow .25s;
  width: 100%;
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5 6 8.5 10 4.5' fill='none' stroke='%237F979D' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}
.field input::placeholder { color: rgba(196, 212, 214, .5); }
.field select option { background: #08262F; color: var(--ink); }
.field input:focus, .field select:focus {
  border-color: rgba(200,146,58,.55);
  background: rgba(200,146,58,.05);
  box-shadow: 0 0 0 3px rgba(200,146,58,.1);
}
.field input.is-error { border-color: rgba(224,110,90,.65); }

.cta-form .btn { margin-top: 6px; }
.form-note {
  font-size: 11.5px;
  color: var(--muted-2);
  text-align: center;
  letter-spacing: .03em;
}
.form-note.ok { color: #6FD3A8; }

/* ============ FOOTER ============ */

.footer {
  background: #030F14;
  border-top: 1px solid rgba(255,255,255,.05);
  padding-top: 60px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 20px 0 28px;
  border-top: 1px solid rgba(255,255,255,.045);
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 12px;
  color: var(--muted-2);
  letter-spacing: .02em;
}
.icp { font-family: var(--mono); font-size: 11.5px !important; }
.icp a { color: var(--muted-2); transition: color .2s; }
.icp a:hover { color: var(--gold-lt); text-decoration: underline; text-underline-offset: 3px; }

/* ============ 动画 ============ */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .75s var(--ease), transform .75s var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .app-window { transform: none; }
}

/* ============ 响应式 ============ */

@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .hero-visual { max-width: 560px; }
  .app-window { transform: none; }
  .tech-layout { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .tech-copy .sec-sub { max-width: none; }
  .cta-inner { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .cta-form { max-width: 480px; }
  .about-layout { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .mark-badge { width: 140px; height: 140px; }
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav-links {
    position: fixed;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: 12px 24px 24px;
    background: rgba(4,20,26,.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(200,146,58,.14);
    transform: translateY(-120%);
    transition: transform .4s var(--ease);
    margin: 0;
    align-items: stretch;
  }
  .nav-links.is-open { transform: none; }
  .nav-links > a {
    padding: 13px 0;
    border-bottom: 1px solid rgba(255,255,255,.05);
    font-size: 15px;
  }
  .nav-links > a::after { display: none; }
  .nav-cta-mobile { display: inline-flex; margin-top: 16px; justify-content: center; }
  .nav-cta { display: none; }
  .burger { display: grid; }

  .console { grid-template-columns: minmax(0, 1fr); }
  .console-side { display: none; }
}

@media (max-width: 720px) {
  .wrap { width: min(var(--wrap), 100% - 32px); }
  .hero { padding-top: 118px; }
  .section { padding: 76px 0; }
  .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .price-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-actions .btn { flex: 1; }
  .trow, .thead { grid-template-columns: minmax(0, 1fr) 82px 64px 54px; gap: 8px; }
  .trow > *:nth-child(3), .thead > *:nth-child(3) { display: none; }
  .trow { font-size: 11.5px; }
  .trow .mono { font-size: 9.5px; letter-spacing: -.03em; }
  .trow .pi { width: 14px; height: 14px; font-size: 8px; margin-right: 4px; }
  .st { font-size: 10px; padding: 2px 5px; }
  .cta-form { padding: 24px 20px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .msg { max-width: 100%; }
}

@media (max-width: 460px) {
  .kpi-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .kpi:last-child { display: none; }
  .brand-text em { display: none; }
}


/* ---- 防溢出兜底 ---- */
.hero-copy, .hero-visual, .tech-copy, .tech-list, .about-copy,
.grid > *, .cta-inner > * {
  min-width: 0;
}
.thead, .trow { overflow: hidden; }
.thead > *, .trow > * { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-window { max-width: 100%; }
.mini-row { min-width: 0; }
@media (max-width: 460px) {
  .kpi-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .kpi:nth-child(3) { display: none; }
}