/* ============================================================
   金博官方 · 共享站点样式 /assets/site.css
   奶油纸面 + 深海军蓝色带 + 暖橙行动色 + 青绿状态色
   ============================================================ */

:root{
  --navy:#0B2A4A;
  --navy-2:#123E66;
  --blue:#1F5B8F;
  --cream:#F7F1E6;
  --paper:#FFFFFF;
  --orange:#E4570F;
  --amber:#F2A03D;
  --teal:#0F8A72;
  --teal-deep:#0B6B58;
  --ink:#2A2118;
  --muted:#6B6259;
  --line:#D9CFC0;

  --radius-card:18px;
  --radius-pill:999px;
  --radius-lg:26px;

  --shadow-card:0 10px 26px rgba(11,42,74,.08);
  --shadow-hover:0 18px 36px rgba(11,42,74,.16);

  --font-display:Georgia,"Songti SC","Noto Serif SC","SimSun",serif;
  --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,"Courier New",monospace;

  --space-section:104px;
  --w-wide:1180px;
  --w-narrow:760px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
a{color:var(--blue);text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* ---------- 中文排版基础 ---------- */
h1,h2,h3,h4,.display-title,.section-title{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.14;
  letter-spacing:-.01em;
  color:var(--navy);
}
p{text-wrap:pretty}
.mono,.data-figure,.price-amount,.section-number,.footer-value{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
}
.mono{letter-spacing:.04em}

/* ---------- 焦点与可访问性 ---------- */
:focus-visible{
  outline:3px solid var(--orange);
  outline-offset:2px;
  border-radius:6px;
}
.site-footer :focus-visible,
.section--navy :focus-visible{
  outline-color:var(--amber);
}
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:400;
  transform:translateY(-180%);
  background:var(--navy);
  color:var(--cream);
  padding:10px 20px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  transition:transform .16s ease-out;
}
.skip-link:focus,
.skip-link:focus-visible{transform:none;color:var(--cream)}

/* ---------- 滚动进度 ---------- */
.scroll-progress{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:3px;
  z-index:300;
  background:rgba(11,42,74,.12);
  pointer-events:none;
}
.scroll-progress-bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--navy) 0%,var(--blue) 55%,var(--orange) 100%);
  transition:width .08s linear;
}

/* ---------- 头部：悬浮胶囊浮岛 ---------- */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:200;
  padding:18px 20px 0;
  pointer-events:none;
}
.header-island{
  pointer-events:auto;
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  max-width:var(--w-wide);
  margin:0 auto;
  padding:9px 12px 9px 9px;
  background:rgba(247,241,230,.94);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  box-shadow:0 14px 34px rgba(11,42,74,.12);
  transition:max-width .26s ease-out,padding .26s ease-out,border-radius .22s ease-out,box-shadow .22s ease-out;
}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  text-decoration:none;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  flex:0 0 40px;
  border-radius:50%;
  background:var(--navy);
  color:var(--cream);
  font-family:var(--font-display);
  font-size:20px;
  font-weight:700;
  line-height:1;
  letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{
  font-family:var(--font-display);
  font-size:17px;
  font-weight:700;
  color:var(--navy);
  letter-spacing:.02em;
}
.brand-sub{
  font-size:11px;
  letter-spacing:.16em;
  color:var(--muted);
}

/* 导航 */
.site-nav{flex:1 1 auto;min-width:0}
.nav-list{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:2px;
  flex-wrap:wrap;
}
.nav-item{flex:0 0 auto}
.nav-link{
  display:block;
  padding:9px 14px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:500;
  color:var(--ink);
  white-space:nowrap;
  transition:background-color .15s ease-out,color .15s ease-out;
}
.nav-link:hover{
  background:rgba(31,91,143,.10);
  color:var(--navy);
}
.nav-link[aria-current="page"]{
  background:var(--navy);
  color:var(--cream);
  font-weight:600;
}
.nav-link[aria-current="page"]:hover{
  background:var(--navy-2);
  color:var(--cream);
}

/* 右侧动作区 */
.header-actions{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  flex:0 0 auto;
}

/* 按钮体系 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border:1px solid transparent;
  border-radius:var(--radius-pill);
  font-family:var(--font-body);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out;
}
.btn--orange{
  background:var(--orange);
  color:#FFF6EF;
  box-shadow:0 8px 18px rgba(228,87,15,.24);
}
.btn--orange:hover{
  background:#C94809;
  color:#FFFFFF;
  transform:translateY(-1px);
}
.btn--navy{
  background:var(--navy);
  color:var(--cream);
}
.btn--navy:hover{background:var(--navy-2);color:#FFFFFF}
.btn--ghost{
  background:transparent;
  color:var(--navy);
  border-color:var(--line);
}
.btn--ghost:hover{
  border-color:var(--blue);
  color:var(--blue);
  background:rgba(31,91,143,.06);
}

/* 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:9px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:var(--paper);
  color:var(--navy);
  font-size:14px;
  font-weight:600;
  transition:border-color .15s ease-out,background-color .15s ease-out;
}
.nav-toggle:hover{border-color:var(--blue);background:rgba(31,91,143,.06)}
.nav-toggle-bars{
  display:inline-flex;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  width:16px;
  height:12px;
}
.nav-toggle-bar{
  display:block;
  width:16px;
  height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform .18s ease-out;
}
.site-header[data-open] .nav-toggle-bar:first-child{transform:translateY(3px) rotate(45deg)}
.site-header[data-open] .nav-toggle-bar:last-child{transform:translateY(-3px) rotate(-45deg)}
.nav-toggle-label{line-height:1}

/* 桌面端滚动收窄 */
@media (min-width:861px){
  .site-header[data-condensed] .header-island{
    max-width:660px;
    padding:7px 10px 7px 8px;
    box-shadow:0 10px 24px rgba(11,42,74,.16);
  }
  .site-header[data-condensed] .brand-sub{display:none}
  .site-header[data-condensed] .site-nav{display:none}
  .site-header[data-condensed] .nav-toggle{display:inline-flex}
  .site-header[data-condensed][data-open] .site-nav{
    display:block;
    position:absolute;
    top:calc(100% + 10px);
    left:0;
    right:0;
    background:var(--paper);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    padding:10px;
    box-shadow:var(--shadow-hover);
  }
  .site-header[data-condensed][data-open] .nav-list{
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:4px;
  }
  .site-header[data-condensed][data-open] .nav-link{
    padding:12px 16px;
    border-radius:var(--radius-pill);
  }
}

/* ---------- 移动端：底部胶囊条 ---------- */
@media (max-width:860px){
  .site-header{
    top:auto;
    bottom:0;
    padding:0 10px 10px;
  }
  .header-island{
    flex-wrap:wrap;
    gap:8px;
    padding:8px;
    border-radius:var(--radius-lg);
    box-shadow:0 -8px 26px rgba(11,42,74,.16);
    max-width:100%;
  }
  .site-header[data-open] .header-island{border-radius:var(--radius-lg)}
  .brand-sub{display:none}
  .brand-mark{width:36px;height:36px;flex-basis:36px;font-size:18px}
  .header-actions .btn{padding:9px 15px;font-size:14px}
  .nav-toggle{display:inline-flex;padding:8px 12px}
  .site-nav{
    order:3;
    flex:1 0 100%;
    display:none;
    margin-top:6px;
    padding-top:8px;
    border-top:1px solid var(--line);
  }
  .site-header[data-open] .site-nav{display:block}
  .nav-list{
    flex-wrap:nowrap;
    justify-content:flex-start;
    gap:6px;
    overflow-x:auto;
    padding-bottom:4px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .nav-link{
    background:rgba(31,91,143,.08);
    scroll-snap-align:start;
    font-size:14px;
    padding:8px 14px;
  }
  .site-footer{padding-bottom:110px}
}

/* ---------- 主内容区偏移 ---------- */
#main-content{padding-top:110px}
@media (max-width:860px){
  #main-content{padding-top:28px}
}

/* ---------- 容器与区块 ---------- */
.container{
  width:min(var(--w-wide),calc(100% - 48px));
  margin-inline:auto;
}
.container--narrow{
  width:min(var(--w-narrow),calc(100% - 48px));
  margin-inline:auto;
}
.section{padding:var(--space-section) 0}
.section--tight{padding:64px 0}
.section--cream{background:var(--cream);color:var(--ink)}
.section--paper{background:var(--paper);color:var(--ink)}
.section--navy{background:var(--navy);color:var(--cream)}
.section--navy h1,.section--navy h2,.section--navy h3,.section--navy .section-title{color:var(--cream)}
.section--navy .lede,.section--navy .prose{color:rgba(247,241,230,.82)}

.split{
  display:grid;
  grid-template-columns:4fr 8fr;
  gap:48px;
  align-items:start;
}
@media (max-width:860px){
  .split{grid-template-columns:1fr;gap:28px}
  .section{padding:72px 0}
  .section--tight{padding:48px 0}
}

.grid{display:grid;gap:26px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:960px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .grid--2,.grid--3{grid-template-columns:1fr}
}

/* ---------- 文字组件 ---------- */
.display-title{
  font-size:clamp(2.6rem,6vw,4.4rem);
  line-height:1.08;
  letter-spacing:-.015em;
}
.section-title{
  font-size:clamp(1.7rem,3vw,2.4rem);
  margin-bottom:14px;
}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--orange);
  margin-bottom:12px;
}
.section--navy .eyebrow{color:var(--amber)}
.lede{
  font-size:clamp(1rem,1.4vw,1.15rem);
  line-height:1.8;
  color:var(--muted);
  max-width:34em;
}
.prose{
  max-width:38em;
  font-size:17px;
  line-height:1.8;
  color:var(--ink);
}
.prose p{margin-bottom:1.1em}
.prose h3{
  margin:1.8em 0 .6em;
  font-size:1.25rem;
}
.prose ul{list-style:none;padding-left:0}
.prose ul li{
  position:relative;
  padding-left:1.2em;
  margin-bottom:.5em;
}
.prose ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--amber);
}
.prose a{text-decoration:underline;text-underline-offset:3px}
.section-number{
  display:block;
  font-size:clamp(34px,4vw,52px);
  line-height:1;
  letter-spacing:.02em;
  color:rgba(11,42,74,.18);
  margin-bottom:10px;
}
.section--navy .section-number{color:rgba(247,241,230,.3)}
.data-figure{
  display:block;
  font-size:clamp(26px,3.4vw,34px);
  line-height:1.1;
  color:var(--navy);
  letter-spacing:.01em;
}
.section--navy .data-figure{color:var(--cream)}

/* ---------- 卡片与说明牌 ---------- */
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px;
  box-shadow:var(--shadow-card);
  transition:transform .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--blue);
  box-shadow:var(--shadow-hover);
}
.spec-card{
  display:flex;
  flex-direction:column;
  gap:12px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px;
  transition:transform .15s ease-out,border-color .15s ease-out,box-shadow .15s ease-out;
}
.spec-card:hover{
  transform:translateY(-4px);
  border-color:var(--blue);
  box-shadow:var(--shadow-hover);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  border-radius:var(--radius-pill);
  background:rgba(242,160,61,.20);
  color:#8A4A06;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
}
.spec-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  border-radius:var(--radius-pill);
  background:rgba(242,160,61,.20);
  color:#8A4A06;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}

/* ---------- 价格与对比表卡 ---------- */
.price-card{
  display:flex;
  flex-direction:column;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:border-color .15s ease-out,box-shadow .15s ease-out,transform .15s ease-out;
}
.price-card:hover{
  transform:translateY(-4px);
  border-color:var(--blue);
  box-shadow:var(--shadow-hover);
}
.table-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:15px 20px;
  background:var(--navy-2);
  color:var(--cream);
  font-size:12px;
  font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
}
.price-row{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,.9fr) auto;
  align-items:center;
  gap:12px;
  padding:14px 20px;
  border-top:1px solid var(--line);
  font-size:15px;
}
.price-row:first-of-type{border-top:0}
.price-amount{
  font-size:22px;
  line-height:1.2;
  color:var(--navy);
  text-align:right;
  letter-spacing:.01em;
}

/* ---------- 记录式条目 ---------- */
.ledger{
  border-top:1px solid var(--line);
}
.ledger-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:18px;
  padding:13px 0;
  border-bottom:1px dashed var(--line);
  font-size:15px;
  color:var(--ink);
}
.section--navy .ledger{border-top-color:rgba(247,241,230,.22)}
.section--navy .ledger-row{
  border-bottom-color:rgba(247,241,230,.22);
  color:rgba(247,241,230,.86);
}

/* ---------- 纵向时间轴 ---------- */
.timeline{
  position:relative;
  padding-left:30px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:7px;
  top:8px;
  bottom:8px;
  width:2px;
  border-radius:2px;
  background:var(--line);
}
.section--navy .timeline::before{background:rgba(247,241,230,.26)}
.timeline-item{
  position:relative;
  padding-bottom:30px;
}
.timeline-item:last-child{padding-bottom:0}
.timeline-dot{
  position:absolute;
  left:-30px;
  top:6px;
  width:16px;
  height:16px;
  border-radius:50%;
  background:var(--cream);
  border:3px solid var(--blue);
  transition:transform .15s ease-out,box-shadow .15s ease-out;
}
.section--navy .timeline-dot{background:var(--navy);border-color:var(--amber)}
.timeline-item:hover .timeline-dot{
  transform:scale(1.25);
  box-shadow:0 0 0 6px rgba(31,91,143,.14);
}

/* ---------- 状态标签 ---------- */
.status-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  border-radius:var(--radius-pill);
  background:rgba(107,98,89,.14);
  color:var(--muted);
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
}
.status-pill--ok{
  background:rgba(15,138,114,.16);
  color:var(--teal-deep);
}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:18px 0 0}
.breadcrumb-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
}
.breadcrumb-list li+li::before{
  content:"/";
  margin-right:8px;
  color:var(--line);
}
.breadcrumb-link{color:var(--muted);text-decoration:none}
.breadcrumb-link:hover{color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.breadcrumb-current{color:var(--navy);font-weight:600}
.section--navy .breadcrumb-list,
.section--navy .breadcrumb-link{color:rgba(247,241,230,.72)}

/* ---------- 图片容器基础规则 ---------- */
.media{display:block}
.media-frame{
  position:relative;
  width:100%;
  aspect-ratio:16 / 10;
  overflow:hidden;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:linear-gradient(135deg,var(--navy-2) 0%,var(--navy) 100%);
}
.media-frame--tall{aspect-ratio:4 / 3}
.media-frame img,
.media-frame video{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
}
.media-caption{
  margin-top:10px;
  font-size:13px;
  line-height:1.6;
  color:var(--muted);
}
.section--navy .media-caption{color:rgba(247,241,230,.7)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--navy);
  color:rgba(247,241,230,.86);
  padding:80px 0 28px;
}
.footer-inner{
  width:min(var(--w-wide),calc(100% - 48px));
  margin-inline:auto;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:48px;
  align-items:start;
}
.footer-brand{display:flex;flex-direction:column;gap:14px}
.footer-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--cream);
}
.footer-logo .brand-mark{
  background:var(--cream);
  color:var(--navy);
  width:38px;
  height:38px;
  flex-basis:38px;
  font-size:19px;
}
.footer-logo-text{
  font-family:var(--font-display);
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--cream);
}
.footer-tagline{
  font-size:15px;
  line-height:1.75;
  color:rgba(247,241,230,.74);
  max-width:24em;
}
.footer-meta{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--amber);
}
.footer-col{display:flex;flex-direction:column;gap:14px}
.footer-title{
  font-family:var(--font-body);
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:rgba(247,241,230,.55);
  margin:0;
}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-item{font-size:15px;line-height:1.6}
.footer-link{
  color:rgba(247,241,230,.82);
  font-size:15px;
  text-decoration:none;
  transition:color .15s ease-out;
}
.footer-link:hover{
  color:var(--amber);
  text-decoration:underline;
  text-underline-offset:4px;
}
.footer-link--strong{
  color:var(--amber);
  font-weight:600;
}
.footer-contact-item{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.footer-label{
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(247,241,230,.5);
}
.footer-value{
  font-size:14px;
  letter-spacing:.02em;
  color:rgba(247,241,230,.9);
  word-break:break-word;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:56px;
  padding-top:22px;
  border-top:1px solid rgba(247,241,230,.18);
}
.footer-copy{
  font-size:13px;
  color:rgba(247,241,230,.6);
  letter-spacing:.02em;
}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  gap:20px;
}
.footer-legal-link{
  font-size:13px;
  color:rgba(247,241,230,.6);
  text-decoration:none;
  transition:color .15s ease-out;
}
.footer-legal-link:hover{color:var(--cream);text-decoration:underline;text-underline-offset:4px}

@media (max-width:960px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:600px){
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{padding-top:60px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}

/* ---------- 显现动效（页面阶段加 data-reveal） ---------- */
.has-reveal [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .55s ease-out,transform .55s ease-out;
}
.has-reveal [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .card:hover,
  .spec-card:hover,
  .price-card:hover{transform:none}
  .has-reveal [data-reveal]{opacity:1;transform:none}
  .timeline-item:hover .timeline-dot{transform:none;box-shadow:none}
}