:root {
  --berry:#E85D75;
  --berry-deep:#D93F63;
  --orange:#F2A65A;
  --ink:#2F2530;
  --text:#332D34;
  --muted:#756A73;
  --paper:#FFF9F6;
  --soft:#F8EEF0;
  --white:#FFFFFF;
  --line:#ECDADF;
  --shadow:0 18px 45px rgba(47,37,48,.10);
  --shadow-soft:0 10px 28px rgba(47,37,48,.07);
  --radius:24px;
  --radius-sm:14px;
  --shell:min(1180px, calc(100% - 40px));
  --narrow:min(820px, calc(100% - 40px));
  --transition:180ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--paper);color:var(--text)}
body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-color:rgba(217,63,99,.38);text-underline-offset:.18em}
a:hover{text-decoration-color:var(--berry-deep)}
button,input,textarea,select{font:inherit}
button{color:inherit}
:focus-visible{outline:3px solid rgba(217,63,99,.38);outline-offset:3px;border-radius:8px}
::selection{background:#F7CBD5;color:var(--ink)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:12px;z-index:1000;transform:translateY(-150%);background:var(--ink);color:var(--white);padding:10px 16px;border-radius:10px;text-decoration:none;transition:transform var(--transition)}
.skip-link:focus{transform:translateY(0)}
.shell{width:var(--shell);margin-inline:auto}
.narrow-shell{width:var(--narrow);margin-inline:auto}
.page-shell{min-height:65vh}
.site-header{position:sticky;top:0;z-index:90;background:rgba(255,249,246,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(236,218,223,.75)}
.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.brand img{width:46px;height:46px;object-fit:cover;border-radius:14px;background:var(--soft);box-shadow:0 5px 16px rgba(47,37,48,.08)}
.brand-copy{display:grid;line-height:1.25}
.brand-copy strong{font-size:1.1rem;letter-spacing:.02em;color:var(--ink)}
.brand-copy small{font-size:.76rem;color:var(--muted);margin-top:4px}
.site-nav ul{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.site-nav a{display:block;text-decoration:none;color:var(--muted);font-weight:650;padding:10px 14px;border-radius:12px;transition:background var(--transition),color var(--transition),transform var(--transition)}
.site-nav a:hover{background:var(--soft);color:var(--ink)}
.site-nav a[aria-current="page"]{background:#FBE2E7;color:var(--berry-deep)}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:var(--white);align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}
.menu-toggle span:not(.sr-only){display:block;width:20px;height:2px;border-radius:99px;background:var(--ink);transition:transform var(--transition),opacity var(--transition)}
.menu-toggle[aria-expanded="true"] span:nth-of-type(2){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-of-type(3){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-of-type(4){transform:translateY(-7px) rotate(-45deg)}
.breadcrumb-wrap{padding-top:18px}
.breadcrumbs ol{display:flex;align-items:center;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;color:var(--muted);font-size:.88rem}
.breadcrumbs li+li::before{content:"/";margin-right:8px;color:#B9AAB0}
.breadcrumbs a{text-decoration:none}
.hero{padding:64px 0 56px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:54px;align-items:center}
.hero-copy{min-width:0}
.eyebrow{margin:0 0 10px;text-transform:none;font-size:.82rem;font-weight:800;letter-spacing:.08em;color:var(--berry-deep)}
.hero h1,.page-hero h1{margin:0;color:var(--ink);font-size:clamp(2.45rem,5vw,4.7rem);line-height:1.06;letter-spacing:-.045em;text-wrap:balance}
.hero-lead{margin:24px 0 0;font-size:1.08rem;line-height:1.9;color:var(--muted);max-width:720px}
.button-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:28px}
.button-row.center{justify-content:center}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border-radius:999px;font-weight:750;text-decoration:none;border:1px solid transparent;transition:transform var(--transition),box-shadow var(--transition),background var(--transition)}
.button:hover{transform:translateY(-1px)}
.button.primary{background:var(--berry-deep);color:white;box-shadow:0 10px 24px rgba(217,63,99,.24)}
.button.primary:hover{background:#C93255}
.button.ghost{background:var(--white);border-color:var(--line);color:var(--ink)}
.button.ghost:hover{box-shadow:var(--shadow-soft)}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;list-style:none;margin:34px 0 0;padding:0}
.hero-facts li{padding:15px 14px;border:1px solid var(--line);background:rgba(255,255,255,.72);border-radius:16px}
.hero-facts strong{display:block;color:var(--ink);font-size:.9rem}
.hero-facts span{display:block;color:var(--muted);font-size:.78rem;margin-top:3px}
.hero-media{margin:0;position:relative}
.hero-media::before{content:"";position:absolute;inset:-20px 8% 12%;z-index:-1;background:radial-gradient(circle at 20% 20%,rgba(242,166,90,.26),transparent 48%),radial-gradient(circle at 80% 40%,rgba(232,93,117,.24),transparent 48%);filter:blur(4px);border-radius:42px}
.hero-media img{width:100%;aspect-ratio:1.08/1;object-fit:cover;border-radius:32px;box-shadow:var(--shadow)}
.hero-media figcaption{margin-top:12px;text-align:center;color:var(--muted);font-size:.82rem}
.section{padding:72px 0}
.soft-section{padding:76px 0;background:var(--soft);border-block:1px solid rgba(236,218,223,.9)}
.section-heading{max-width:780px;margin-bottom:28px}
.section-heading h2{margin:0;color:var(--ink);font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.18;letter-spacing:-.025em;text-wrap:balance}
.section-heading>p:last-child{margin:14px 0 0;color:var(--muted);font-size:1rem}
.split-heading{max-width:none;display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.7fr);align-items:end;gap:42px}
.split-heading>p:last-child{margin:0}
.group-stack{display:grid;gap:32px}
.content-band{display:grid;grid-template-columns:260px minmax(0,1fr);gap:30px;padding:28px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.band-intro h3{margin:10px 0 8px;font-size:1.5rem;color:var(--ink)}
.band-intro p:last-child{margin:0;color:var(--muted);font-size:.92rem}
.status-pill{display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;border-radius:999px;background:#FFF0E2;color:#9A5A17;font-size:.75rem;font-weight:800;margin:0}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.mini-card{padding:18px;background:var(--paper);border-radius:18px;border:1px solid rgba(236,218,223,.86)}
.mini-card h4{margin:0;color:var(--ink);font-size:1rem}
.mini-card p{margin:9px 0 0;color:var(--muted);font-size:.88rem}
.tag-list{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:14px 0 0;padding:0}
.tag-list li{padding:3px 8px;border-radius:999px;background:var(--soft);color:#725C65;font-size:.72rem;font-weight:700}
.section-link{margin:24px 0 0;text-align:right}
.section-link a,.text-link{font-weight:800;color:var(--berry-deep);text-decoration:none}
.section-link a:hover,.text-link:hover{text-decoration:underline}
.content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.content-grid.three-col{grid-template-columns:repeat(3,minmax(0,1fr))}
.content-card{position:relative;padding:24px;background:var(--white);border:1px solid var(--line);border-radius:20px;box-shadow:0 6px 20px rgba(47,37,48,.045)}
.soft-section .content-card{background:rgba(255,255,255,.78)}
.content-card h3{margin:0;color:var(--ink);font-size:1.14rem;line-height:1.4}
.content-card p:not(.eyebrow){margin:11px 0 0;color:var(--muted);font-size:.92rem}
.compact-list{margin:15px 0 0;padding-left:1.15em;color:var(--text);font-size:.86rem}
.compact-list li+li{margin-top:5px}
.image-copy-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:center}
.image-copy-grid.reverse .image-card{order:2}
.image-copy-grid.reverse .copy-card{order:1}
.image-card img{width:100%;aspect-ratio:1.3/1;object-fit:cover;border-radius:28px;box-shadow:var(--shadow-soft)}
.copy-card h2{margin:0;color:var(--ink);font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.2;letter-spacing:-.025em}
.copy-card>p:not(.eyebrow){color:var(--muted);margin:16px 0 0}
.check-list{list-style:none;margin:20px 0;padding:0;display:grid;gap:10px}
.check-list li{position:relative;padding-left:30px;color:var(--text)}
.check-list li::before{content:"✓";position:absolute;left:0;top:.05em;width:20px;height:20px;display:grid;place-items:center;border-radius:50%;background:#FBE2E7;color:var(--berry-deep);font-size:.75rem;font-weight:900}
.copy-card .text-link{display:inline-block;margin-top:8px}
.faq-section{max-width:900px}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:18px;background:var(--white);overflow:hidden}
.faq-item h3{margin:0;font-size:1rem}
.faq-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;padding:18px 20px;border:0;background:transparent;cursor:pointer;color:var(--ink);font-weight:750}
.faq-toggle span{font-size:1.5rem;line-height:1;color:var(--berry-deep);transition:transform var(--transition)}
.faq-toggle[aria-expanded="true"] span{transform:rotate(45deg)}
.faq-answer{padding:0 20px 18px}
.faq-answer p{margin:0;color:var(--muted)}
.page-hero{padding:54px 0 42px;display:grid;grid-template-columns:minmax(0,1fr) 520px;gap:44px;align-items:center}
.page-hero h1{font-size:clamp(2.15rem,4.5vw,4.15rem)}
.page-hero>img{width:100%;aspect-ratio:1.33/1;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
.compact-hero .hero-lead{max-width:680px}
.step-list{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.step-list li{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;padding:20px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.72)}
.step-list li>span{display:grid;place-items:center;width:48px;height:48px;border-radius:16px;background:var(--berry-deep);color:white;font-weight:900;letter-spacing:.03em}
.step-list h3{margin:0;color:var(--ink);font-size:1.05rem}
.step-list p{margin:6px 0 0;color:var(--muted)}
.shortcut-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.shortcut-grid article{padding:22px;border:1px solid var(--line);background:rgba(255,255,255,.78);border-radius:18px}
kbd{display:inline-flex;align-items:center;min-width:34px;min-height:30px;justify-content:center;padding:3px 8px;background:var(--white);border:1px solid #D9C7CD;border-bottom-width:3px;border-radius:7px;color:var(--ink);font-size:.78rem;font-weight:800;box-shadow:0 2px 0 rgba(47,37,48,.04)}
.shortcut-grid h3{margin:14px 0 0;color:var(--ink);font-size:1rem}
.shortcut-grid p{margin:6px 0 0;color:var(--muted);font-size:.9rem}
.library-hero{padding-bottom:26px}
.filter-bar{position:sticky;top:91px;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 18px;background:rgba(255,249,246,.96);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(47,37,48,.06);margin-bottom:28px}
.filter-bar h2{margin:0;font-size:1.15rem;color:var(--ink)}
.filter-bar .eyebrow{margin-bottom:2px}
.filter-buttons{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}
.filter-button{border:1px solid var(--line);background:var(--white);color:var(--muted);border-radius:999px;padding:8px 12px;font-size:.82rem;font-weight:750;cursor:pointer;transition:background var(--transition),color var(--transition),border-color var(--transition)}
.filter-button:hover{border-color:#D9B8C1;color:var(--ink)}
.filter-button.active,.filter-button[aria-pressed="true"]{background:var(--berry-deep);border-color:var(--berry-deep);color:white}
.library-groups{display:grid;gap:30px}
.library-group{scroll-margin-top:170px;padding:30px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.library-group[hidden]{display:none}
.library-group-heading{max-width:760px;margin-bottom:22px}
.library-group-heading h2{margin:10px 0 6px;color:var(--ink);font-size:1.7rem}
.library-group-heading p:last-child{margin:0;color:var(--muted)}
.library-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.library-card{padding:20px;background:var(--paper);border:1px solid rgba(236,218,223,.86);border-radius:18px}
.library-card h3{margin:0;color:var(--ink);font-size:1.05rem}
.library-card p{margin:9px 0 0;color:var(--muted);font-size:.9rem}
.no-results{text-align:center;padding:30px;border:1px dashed var(--line);border-radius:18px;color:var(--muted)}
.content-grid.dense{gap:14px}
.content-grid.dense .content-card{padding:20px}
.longform-index{max-width:940px}
.long-guide{padding:28px 0;border-top:1px solid var(--line)}
.long-guide:first-of-type{border-top:0;padding-top:0}
.long-guide h3{margin:0 0 14px;color:var(--ink);font-size:1.35rem}
.long-guide p{margin:0;color:var(--muted)}
.long-guide p+p{margin-top:12px}
.empty-state{max-width:760px;margin:70px auto;padding:48px;background:var(--white);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow-soft);text-align:center}
.empty-state h1{margin:0;color:var(--ink);font-size:2.3rem}
.empty-state p:not(.eyebrow){color:var(--muted)}
.empty-state .button-row{justify-content:center}
.site-footer{margin-top:54px;background:var(--ink);color:#F8EFF2;padding:54px 0 24px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(160px,.5fr) minmax(220px,.7fr);gap:48px}
.footer-brand{font-size:1.3rem;font-weight:900;margin:0}
.footer-note{color:#CBBFC5;max-width:580px}
.site-footer h2{font-size:.9rem;color:white;margin:0 0 12px}
.site-footer nav ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.site-footer a{color:#E7DCE0}
.site-footer p{color:#CBBFC5;font-size:.88rem}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:28px;margin-top:34px;border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom p{margin:0}
.footer-bottom a{text-decoration:none;font-size:.85rem}

/* Fine-grained states and layout details */
.site-header.is-scrolled{box-shadow:0 7px 28px rgba(47,37,48,.07)}
body.menu-open{overflow:hidden}
[data-back-to-top]{opacity:.85}
[data-back-to-top]:hover{opacity:1}
.content-card,.mini-card,.library-card,.shortcut-grid article{transition:transform var(--transition),border-color var(--transition),box-shadow var(--transition)}
@media (hover:hover){
  .content-card:hover,.mini-card:hover,.library-card:hover,.shortcut-grid article:hover{transform:translateY(-2px);border-color:#DFC1C9;box-shadow:0 12px 30px rgba(47,37,48,.07)}
}
@media (max-width:1060px){
  .hero{grid-template-columns:1fr .8fr;gap:34px}
  .hero h1{font-size:clamp(2.25rem,5.5vw,3.9rem)}
  .page-hero{grid-template-columns:1fr 420px}
  .content-grid.three-col{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 180px}
  .footer-grid>div:last-child{grid-column:1/-1}
}
@media (max-width:860px){
  :root{--shell:min(100% - 28px, 1180px);--narrow:min(100% - 28px,820px)}
  .header-inner{min-height:68px}
  .brand img{width:42px;height:42px}
  .brand-copy small{display:none}
  .menu-toggle{display:flex}
  .site-nav{position:fixed;left:14px;right:14px;top:78px;padding:12px;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity var(--transition),transform var(--transition),visibility var(--transition)}
  .site-nav.open{opacity:1;visibility:visible;transform:translateY(0)}
  .site-nav ul{display:grid;gap:4px}
  .site-nav a{padding:12px 14px}
  .hero,.page-hero{grid-template-columns:1fr;padding-top:44px}
  .hero-media,.page-hero>img{max-width:680px}
  .page-hero>img{order:-1;max-height:360px}
  .split-heading{grid-template-columns:1fr;gap:10px}
  .content-band{grid-template-columns:1fr}
  .image-copy-grid{grid-template-columns:1fr;gap:26px}
  .image-copy-grid.reverse .image-card,.image-copy-grid.reverse .copy-card{order:initial}
  .image-card{max-width:720px}
  .filter-bar{top:80px;align-items:flex-start;flex-direction:column}
  .filter-buttons{justify-content:flex-start}
}
@media (max-width:640px){
  :root{--shell:min(100% - 22px,1180px);--narrow:min(100% - 22px,820px);--radius:20px}
  body{font-size:15px}
  .section{padding:52px 0}
  .soft-section{padding:56px 0}
  .hero{padding:38px 0 44px}
  .hero h1,.page-hero h1{font-size:clamp(2rem,11vw,3rem)}
  .hero-lead{font-size:1rem;line-height:1.8}
  .hero-facts{grid-template-columns:1fr}
  .hero-media img{border-radius:24px}
  .content-grid,.content-grid.three-col{grid-template-columns:1fr}
  .mini-grid,.library-card-grid,.shortcut-grid{grid-template-columns:1fr}
  .content-band,.library-group{padding:20px}
  .section-heading h2{font-size:clamp(1.65rem,8vw,2.2rem)}
  .page-hero{gap:26px;padding:36px 0 24px}
  .page-hero>img{border-radius:22px}
  .button-row{align-items:stretch}
  .button{width:100%}
  .step-list li{grid-template-columns:44px 1fr;padding:16px}
  .step-list li>span{width:40px;height:40px;border-radius:12px}
  .filter-bar{position:static;padding:14px}
  .filter-buttons{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .filter-button:last-child:nth-child(odd){grid-column:1/-1}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid>div:last-child{grid-column:auto}
  .footer-bottom{align-items:flex-start;flex-direction:column}
  .empty-state{padding:30px 22px;margin:40px auto}
}
@media (max-width:420px){
  .brand-copy strong{font-size:1rem}
  .menu-toggle{width:42px;height:42px}
  .filter-buttons{grid-template-columns:1fr}
  .filter-button:last-child:nth-child(odd){grid-column:auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
@media print{
  .site-header,.site-footer,.button-row,.filter-bar{display:none!important}
  body{background:white;color:black}
  .section,.soft-section{padding:22px 0;background:white;border:0}
  .content-card,.content-band,.library-group,.mini-card,.library-card{box-shadow:none;border-color:#bbb}
  a{text-decoration:none;color:black}
}