/* 开心娱乐 · joyful-path-kaixin.com.cn · /assets/site.css */

/* ---------- 01 复位 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote,dl,dt,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video,picture{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
main{display:block}
table{border-collapse:collapse;width:100%}

/* ---------- 02 设计令牌 ---------- */
:root{
  --orange:#FF6B35;
  --yellow:#FFD166;
  --teal:#1B3A4B;
  --rose:#EF476F;
  --stone:#6B7A75;
  --moss:#5F7A61;
  --clay:#C96F4A;
  --cream:#F7F3EA;
  --paper:#FFFFFF;
  --ink:#14202B;
  --moss-light:#9CC79B;

  --rail-w:272px;
  --topbar-h:66px;
  --wrap:1180px;
  --gut:clamp(18px,4vw,28px);

  --r-xs:10px;
  --r-sm:14px;
  --r-md:22px;
  --r-lg:32px;
  --pill:999px;

  --line:rgba(20,32,43,.12);
  --soft:rgba(247,243,234,.14);
  --shadow-card:0 2px 0 rgba(20,32,43,.05),0 24px 44px -36px rgba(20,32,43,.55);
  --shadow-panel:0 30px 60px -46px rgba(20,32,43,.6);

  --font-head:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}

/* ---------- 03 基础排版 ---------- */
body{
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background-color:var(--cream);
  background-image:
    radial-gradient(1180px 620px at 88% -180px,rgba(255,209,102,.36),transparent 70%),
    radial-gradient(760px 540px at -10% 14%,rgba(201,111,74,.14),transparent 68%),
    radial-gradient(620px 480px at 108% 68%,rgba(95,122,97,.13),transparent 70%);
  background-repeat:no-repeat;
  min-height:100vh;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-head);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.01em;
  color:var(--teal);
}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);line-height:1.12;font-weight:900}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem)}
h3{font-size:clamp(1.15rem,2.1vw,1.5rem)}
strong{color:var(--teal)}
::selection{background:var(--yellow);color:var(--ink)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.mono-sm{font-family:var(--font-mono);font-size:.82em;letter-spacing:.05em}

/* ---------- 04 焦点与无障碍 ---------- */
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
#main-content{scroll-margin-top:calc(var(--topbar-h) + 12px)}

/* ---------- 05 容器与节拍 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.wrap--narrow{max-width:820px}
.section{padding-block:clamp(40px,6vw,78px)}
.section--tight{padding-block:clamp(26px,4vw,46px)}
.panel{
  position:relative;
  background:var(--paper);
  border-radius:var(--r-lg);
  padding:clamp(22px,3.6vw,44px);
  box-shadow:var(--shadow-panel);
}
.panel--teal{background:var(--teal);color:var(--cream)}
.panel--teal h1,.panel--teal h2,.panel--teal h3{color:var(--cream)}
.panel--sand{background:rgba(255,209,102,.24)}
.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(272px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(224px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(178px,1fr))}
.stack{display:flex;flex-direction:column;gap:14px}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- 06 文字组件 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-size:13px;font-weight:800;
  letter-spacing:.22em;color:var(--clay);
}
.eyebrow::before{
  content:"";width:9px;height:9px;border-radius:50%;
  background:var(--orange);box-shadow:0 0 0 4px rgba(255,107,53,.18);
}
.lede{font-size:clamp(1.02rem,1.4vw,1.18rem);line-height:1.9;color:#31424f;max-width:62ch}
.muted{color:var(--stone)}
.panel--teal .muted{color:rgba(247,243,234,.66)}

/* ---------- 07 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--pill);
  border:2px solid transparent;
  font-family:var(--font-head);font-size:15px;font-weight:800;line-height:1.2;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--signal{background:var(--orange);color:var(--ink);box-shadow:0 4px 0 var(--clay)}
.btn--signal:hover{box-shadow:0 6px 0 var(--clay)}
.btn--clay{background:var(--clay);color:var(--paper);box-shadow:0 4px 0 #9c5436}
.btn--clay:hover{box-shadow:0 6px 0 #9c5436}
.btn--ghost{background:transparent;color:var(--teal);border-color:rgba(27,58,75,.3)}
.btn--ghost:hover{background:rgba(27,58,75,.07);border-color:var(--teal)}
.btn--onDark{background:rgba(247,243,234,.1);color:var(--cream);border-color:rgba(247,243,234,.34)}
.btn--onDark:hover{background:rgba(247,243,234,.22)}
.btn--sm{padding:9px 16px;font-size:13.5px}

/* ---------- 08 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--pill);
  font-size:13px;font-weight:700;line-height:1.35;
  background:rgba(27,58,75,.08);color:var(--teal);
}
.tag--batch{background:var(--yellow);color:#5a3d05;font-family:var(--font-mono);letter-spacing:.04em}
.tag--state{background:var(--rose);color:var(--paper)}
.tag--ok{background:var(--moss);color:var(--paper)}
.tag--line{background:transparent;border:1.5px dashed rgba(27,58,75,.32);color:var(--stone)}

/* ---------- 09 卡片 ---------- */
.card{
  position:relative;
  background:var(--paper);
  border-radius:var(--r-md);
  padding:clamp(18px,2.2vw,28px);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 3px 0 rgba(20,32,43,.05),0 30px 52px -38px rgba(20,32,43,.6)}
.card__title{
  font-family:var(--font-head);font-size:1.18rem;font-weight:800;
  line-height:1.4;color:var(--teal);margin-bottom:8px;
}
.card__meta{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.06em;color:var(--stone)}
.card__body{color:#3a4a55;font-size:15.5px;line-height:1.8}

/* ---------- 10 旁注 / 导读 ---------- */
.callout{
  position:relative;
  padding:20px 22px 20px 26px;
  border-radius:var(--r-sm);
  background:rgba(255,209,102,.22);
  border-left:6px solid var(--yellow);
  font-size:15.5px;line-height:1.8;color:#4a3c17;
}
.callout__label{
  display:block;font-family:var(--font-head);font-size:13px;font-weight:800;
  letter-spacing:.16em;color:var(--clay);margin-bottom:6px;
}

/* ---------- 11 面包屑 ---------- */
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-top:18px;font-size:13.5px;color:var(--stone);
}
.breadcrumbs__item{display:inline-flex;align-items:center;gap:8px}
.breadcrumbs__item + .breadcrumbs__item::before{content:"/";color:rgba(107,122,117,.6)}
.breadcrumbs a{color:var(--teal);font-weight:600}
.breadcrumbs a:hover{color:var(--orange)}
.breadcrumbs [aria-current="page"]{color:var(--ink);font-weight:700}

/* ---------- 12 长文 ---------- */
.prose{max-width:68ch;font-size:17px;line-height:1.9;color:#2c3c48}
.prose > * + *{margin-top:1.05em}
.prose h2{margin-top:2.1em;font-size:clamp(1.35rem,2.6vw,1.9rem)}
.prose h3{margin-top:1.7em;font-size:1.2rem}
.prose strong{font-weight:800}
.prose ul{display:grid;gap:10px}
.prose ul li{position:relative;padding-left:24px}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:10px;height:10px;
  border-radius:3px;background:var(--orange);transform:rotate(45deg);
}
.prose a{color:var(--clay);text-decoration:underline;text-underline-offset:3px}

/* ---------- 13 图片容器（占位通用规则） ---------- */
.media{
  position:relative;overflow:hidden;
  border-radius:var(--r-md);
  aspect-ratio:4/3;
  background:
    linear-gradient(135deg,rgba(27,58,75,.1),rgba(255,209,102,.3) 55%,rgba(201,111,74,.22));
}
.media > img{width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:16/9}
.media--tall{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media--blob{border-radius:48% 52% 60% 40% / 46% 42% 58% 54%}
.media--tilt{transform:rotate(-1.6deg)}
.media__fallback{
  position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:16px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.2em;
  color:rgba(27,58,75,.4);
}
.media__caption{margin-top:10px;font-family:var(--font-mono);font-size:12.5px;color:var(--stone)}

/* ---------- 14 杂项 ---------- */
.rule{height:3px;border:0;border-radius:3px;background:linear-gradient(90deg,var(--orange),var(--yellow) 42%,rgba(255,209,102,0))}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--moss)}

/* ---------- 15 头部：侧边轨道 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  padding:11px 20px;border-radius:var(--pill);
  background:var(--ink);color:var(--cream);
  font-family:var(--font-head);font-size:14px;font-weight:800;
  transform:translateY(-180%);
  transition:transform .22s ease;
}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0)}
.rail{
  position:relative;display:flex;flex-direction:column;
  background:var(--teal);color:var(--cream);
  border-bottom:3px solid var(--orange);
}
.rail__top{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:var(--topbar-h);padding:10px 18px;
}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand__mark{
  flex:none;width:38px;height:38px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--orange);color:var(--ink);
  font-family:var(--font-head);font-size:18px;font-weight:900;
  box-shadow:inset 0 -3px 0 rgba(20,32,43,.2);
  transform:rotate(-3deg);
}
.brand__text{display:flex;flex-direction:column;min-width:0}
.brand__name{
  font-family:var(--font-head);font-size:18px;font-weight:900;
  line-height:1.25;letter-spacing:.02em;color:var(--cream);
}
.brand__tagline{
  font-size:11.5px;line-height:1.5;color:rgba(247,243,234,.66);
  max-width:46vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.nav-toggle{
  flex:none;display:inline-flex;align-items:center;gap:9px;
  padding:9px 14px;border-radius:var(--pill);
  background:rgba(247,243,234,.1);
  border:1.5px solid rgba(247,243,234,.3);
  color:var(--cream);font-family:var(--font-head);font-size:13.5px;font-weight:700;
  transition:background-color .18s ease;
}
.nav-toggle:hover{background:rgba(247,243,234,.2)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:3px;width:16px}
.nav-toggle__bars i{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform .22s ease,opacity .22s ease}
.nav-toggle__bars i:nth-child(1){width:16px}
.nav-toggle__bars i:nth-child(2){width:11px}
.nav-toggle__bars i:nth-child(3){width:16px}
[data-open] .nav-toggle__bars i:nth-child(1){width:16px;transform:translateY(5px) rotate(45deg)}
[data-open] .nav-toggle__bars i:nth-child(2){opacity:0}
[data-open] .nav-toggle__bars i:nth-child(3){width:16px;transform:translateY(-5px) rotate(-45deg)}
.rail__body{
  position:fixed;left:0;right:0;top:var(--topbar-h);z-index:5;
  display:flex;flex-direction:column;gap:18px;
  padding:20px 18px 28px;
  max-height:calc(100vh - var(--topbar-h));
  overflow-y:auto;
  background:var(--teal);
  border-top:1px solid rgba(247,243,234,.18);
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .26s ease,transform .26s ease,visibility .26s ease;
}
[data-open] .rail__body{opacity:1;visibility:visible;transform:translateY(0)}
.rail__nav{display:flex;flex-direction:column}
.rail__eyebrow{
  margin:0 0 12px 15px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.3em;
  color:rgba(247,243,234,.5);
}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-list__item{display:block}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 15px;border-radius:var(--r-sm);
  font-family:var(--font-head);font-size:15.5px;font-weight:700;
  color:rgba(247,243,234,.86);
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.nav-link__num{
  flex:none;min-width:20px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  color:var(--yellow);
}
.nav-link__text{line-height:1.4}
.nav-link:hover{background:rgba(247,243,234,.12);color:var(--paper);transform:translateX(3px)}
.nav-link:focus-visible{outline-color:var(--yellow)}
.nav-link[aria-current="page"]{
  background:var(--orange);color:var(--ink);
  box-shadow:0 3px 0 rgba(201,111,74,.9);
}
.nav-link[aria-current="page"] .nav-link__num{color:var(--ink)}
.nav-link[aria-current="page"]:hover{background:var(--orange);transform:translateX(0)}
.rail__foot{
  margin-top:auto;
  display:flex;flex-direction:column;gap:6px;
  padding:16px 16px 18px;
  border-radius:var(--r-md);
  background:rgba(247,243,234,.08);
  border:1px solid rgba(247,243,234,.16);
}
.rail__foot-label{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.2em;color:var(--yellow)}
.rail__phone{font-family:var(--font-mono);font-size:17px;letter-spacing:.02em;color:var(--paper)}
.rail__hint{font-size:12.5px;line-height:1.65;color:rgba(247,243,234,.62);word-break:break-word}
.rail__cta{margin-top:10px;width:100%}
.rail-scrim{
  position:fixed;inset:0;z-index:-1;
  background:rgba(20,32,43,.58);
  opacity:0;visibility:hidden;cursor:pointer;
  transition:opacity .26s ease,visibility .26s ease;
}
[data-open] .rail-scrim{opacity:1;visibility:visible}

/* ---------- 16 页脚 ---------- */
.site-footer{
  position:relative;overflow:hidden;
  margin-top:clamp(40px,7vw,92px);
  background:var(--ink);color:var(--cream);
  border-top:5px solid var(--orange);
}
.site-footer::before{
  content:"";position:absolute;right:-110px;top:-150px;width:380px;height:380px;
  border-radius:44% 56% 62% 38% / 52% 46% 54% 48%;
  background:radial-gradient(circle at 36% 36%,rgba(255,107,53,.36),rgba(201,111,74,.05) 72%);
  pointer-events:none;
}
.site-footer::after{
  content:"";position:absolute;left:-80px;bottom:-160px;width:300px;height:300px;
  border-radius:58% 42% 46% 54% / 48% 56% 44% 52%;
  background:radial-gradient(circle at 60% 40%,rgba(95,122,97,.34),rgba(95,122,97,0) 72%);
  pointer-events:none;
}
.footer__inner{
  position:relative;z-index:1;
  width:100%;max-width:var(--wrap);margin-inline:auto;
  padding:clamp(36px,6vw,64px) var(--gut) clamp(26px,4vw,42px);
  display:grid;gap:clamp(26px,3.4vw,40px);
  grid-template-columns:1fr;
}
.footer__brand{max-width:38ch}
.footer__name{
  font-family:var(--font-head);font-size:clamp(1.5rem,3vw,2rem);
  font-weight:900;line-height:1.2;letter-spacing:.02em;color:var(--paper);
}
.footer__name::after{content:"";display:block;width:58px;height:6px;border-radius:6px;background:var(--yellow);margin-top:12px}
.footer__slogan{margin-top:16px;font-size:15.5px;line-height:1.85;color:rgba(247,243,234,.76)}
.footer__status{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:16px;padding:7px 14px;border-radius:var(--pill);
  background:rgba(95,122,97,.3);border:1px solid rgba(156,199,155,.5);
  font-size:13px;color:#dbe9db;
}
.footer__dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--moss-light);box-shadow:0 0 0 4px rgba(156,199,155,.22);
}
.footer__col{display:flex;flex-direction:column;gap:14px}
.footer__title{
  font-family:var(--font-head);font-size:13.5px;font-weight:800;
  letter-spacing:.2em;color:var(--yellow);
}
.footer__list{display:flex;flex-direction:column;gap:10px}
.footer__link{
  display:inline-flex;align-items:center;gap:9px;
  font-size:15px;color:rgba(247,243,234,.82);
  transition:color .18s ease,transform .18s ease;
}
.footer__link::before{
  content:"";width:6px;height:6px;border-radius:2px;
  background:var(--clay);transform:rotate(45deg);
  transition:background-color .18s ease;
}
.footer__link:hover{color:var(--paper);transform:translateX(3px)}
.footer__link:hover::before{background:var(--orange)}
.footer__contact{display:flex;flex-direction:column;gap:14px}
.contact-list{display:flex;flex-direction:column;gap:12px}
.contact-list__row{display:grid;grid-template-columns:74px minmax(0,1fr);gap:10px}
.contact-list__row dt{font-size:13px;letter-spacing:.06em;color:rgba(247,243,234,.55);line-height:1.8}
.contact-list__row dd{font-size:14.5px;line-height:1.8;color:var(--paper);overflow-wrap:anywhere}
.footer__base{
  position:relative;z-index:1;
  width:100%;max-width:var(--wrap);margin-inline:auto;
  padding:18px var(--gut) 28px;
  border-top:1px solid rgba(247,243,234,.14);
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;
  font-size:13px;color:rgba(247,243,234,.6);
}
.footer__icp{
  padding:4px 13px;border-radius:var(--pill);
  background:rgba(247,243,234,.08);
  font-family:var(--font-mono);letter-spacing:.04em;
}
.footer__copy{margin-right:auto}
.to-top{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 18px;border-radius:var(--pill);
  background:rgba(247,243,234,.1);border:1px solid rgba(247,243,234,.28);
  color:var(--cream);font-family:var(--font-head);font-size:13px;font-weight:700;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.to-top::after{content:"↑";font-family:var(--font-mono)}
.to-top:hover{background:var(--orange);color:var(--ink);border-color:var(--orange);transform:translateY(-2px)}

/* ---------- 17 滚动显现 ---------- */
html.js-reveal [data-reveal]{
  opacity:0;transform:translateY(18px);
  transition:opacity .62s ease,transform .62s cubic-bezier(.22,.8,.3,1);
}
html.js-reveal [data-reveal].is-revealed{opacity:1;transform:none}

/* ---------- 18 断点 ---------- */
@media (max-width:479px){
  .brand__tagline{display:none}
  .contact-list__row{grid-template-columns:1fr;gap:2px}
}
@media (min-width:700px){
  .footer__inner{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
  .site-header{position:fixed;inset:0 auto 0 0;width:var(--rail-w)}
  .rail{height:100%;border-bottom:0;border-right:1px solid rgba(247,243,234,.14)}
  .rail__top{padding:26px 22px 20px;min-height:0}
  .nav-toggle{display:none}
  .rail__body{
    position:static;top:auto;left:auto;right:auto;z-index:auto;
    flex:1;max-height:none;overflow:visible;
    padding:6px 18px 24px;gap:22px;
    background:transparent;border-top:0;
    opacity:1;visibility:visible;transform:none;
  }
  [data-open] .rail__body{position:static;opacity:1;visibility:visible;transform:none}
  .brand__tagline{max-width:none}
  .rail-scrim{display:none}
  #main-content{scroll-margin-top:24px}
}
@media (min-width:1080px){
  .footer__inner{grid-template-columns:1.55fr .9fr .9fr 1.5fr}
}

/* ---------- 19 减少动态 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  html.js-reveal [data-reveal]{opacity:1;transform:none;transition:none}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
}