/* INTO 海外供卵与辅助生殖知识站 | responsive static stylesheet */
:root{--ink:#20333a;--muted:#65777d;--teal:#176c69;--teal-dark:#0f514f;--mint:#e7f3ef;--mint2:#f4f8f6;--gold:#c28a49;--line:#dce7e3;--paper:#fff;--bg:#f7faf8;--shadow:0 18px 50px rgba(20,65,62,.08);--max:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75}a{color:var(--teal);text-decoration:none}a:hover{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px}img,svg{max-width:100%}button{font:inherit}.wrap{width:min(var(--max),calc(100% - 48px));margin-inline:auto}.skip-link{position:absolute;left:-9999px;top:0}.skip-link:focus{left:12px;top:12px;z-index:1000;background:#fff;padding:10px 14px;border-radius:8px}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,231,227,.9)}.head-row{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:750;letter-spacing:.02em;min-width:0}.brand:hover{text-decoration:none}.brand img{width:42px;height:42px;flex:none}.brand-name{display:block;font-size:16px;line-height:1.25}.brand-sub{display:block;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.08em;margin-top:4px}.main-nav{display:flex;gap:22px;align-items:center}.main-nav a{font-size:13px;color:#42575d;white-space:nowrap}.main-nav a[aria-current="page"]{color:var(--teal);font-weight:750}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 12px;border-radius:10px}.notice-bar{background:#edf5f1;color:#49615e;font-size:12px;padding:8px 0;border-bottom:1px solid #e0ebe5}.notice-inner{display:flex;gap:10px;align-items:center}.notice-dot{width:7px;height:7px;border-radius:50%;background:#5b9b84;flex:none}.hero{padding:74px 0 60px;background:radial-gradient(circle at 82% 28%,rgba(191,222,211,.65),transparent 28%),linear-gradient(135deg,#f6faf7 0%,#eaf4f0 55%,#f7faf8 100%);overflow:hidden}.hero-inner{display:grid;grid-template-columns:minmax(0,1.07fr) minmax(300px,.93fr);align-items:center;gap:54px;min-width:0}.hero-copy{min-width:0;max-width:680px}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--teal);background:#fff;border:1px solid #d9e9e2;padding:6px 12px;border-radius:99px;font-size:11px;font-weight:750;letter-spacing:.13em;text-transform:uppercase}.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}h1,h2,h3{line-height:1.3;letter-spacing:-.025em}h1{font-size:clamp(34px,4.5vw,54px);margin:20px 0 18px;font-weight:780;max-width:760px}h1 em{font-style:normal;color:var(--teal)}.lead{font-size:17px;line-height:1.9;color:#53696e;max-width:660px;margin:0 0 26px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 19px;border-radius:10px;background:var(--teal);color:#fff;font-weight:700;font-size:13px;box-shadow:0 8px 20px rgba(23,108,105,.14)}.btn:hover{background:var(--teal-dark);color:#fff;text-decoration:none}.btn.secondary{background:#fff;color:var(--teal);border:1px solid #cfe0d9;box-shadow:none}.btn.secondary:hover{background:#f4faf6}.hero-art{min-width:0;position:relative;display:grid;place-items:center}.art-frame{width:min(100%,440px);aspect-ratio:1/0.92;border-radius:34px;background:linear-gradient(145deg,#e0f0e9,#f8fbf8);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow);display:grid;place-items:center;position:relative;overflow:hidden}.art-frame:before,.art-frame:after{content:"";position:absolute;border:1px solid rgba(23,108,105,.12);border-radius:50%}.art-frame:before{width:340px;height:340px}.art-frame:after{width:250px;height:250px}.art-core{width:190px;height:190px;border-radius:50%;background:radial-gradient(circle at 38% 30%,#fff 0 12%,#f2ddbf 13% 23%,#e4b67d 24% 29%,#d5e9df 30% 62%,#8db9a8 63% 100%);box-shadow:0 20px 45px rgba(37,100,82,.16);position:relative;z-index:2}.art-leaf{position:absolute;width:88px;height:140px;border-radius:90% 0 90% 0;background:linear-gradient(150deg,#c4dfd1,#6e9e8d);transform:rotate(-35deg);z-index:1;left:17%;top:21%}.art-leaf.two{left:auto;right:16%;top:auto;bottom:18%;transform:rotate(145deg);background:linear-gradient(150deg,#dcebdc,#8db3a0)}.art-label{position:absolute;z-index:3;background:rgba(255,255,255,.9);border:1px solid #dbe9e2;padding:10px 13px;border-radius:12px;font-size:11px;color:#526a64;box-shadow:0 8px 20px rgba(35,73,61,.07)}.art-label strong{display:block;color:var(--teal);font-size:13px}.art-label.one{top:12%;right:7%}.art-label.two{bottom:12%;left:7%}.hero-footnote{font-size:11px;color:#71837e;margin-top:14px}.page-hero{padding:55px 0 42px;background:linear-gradient(135deg,#edf6f1,#f8fbf9)}.page-hero .hero-inner{grid-template-columns:minmax(0,1fr) minmax(210px,.45fr);gap:30px}.page-hero h1{font-size:clamp(30px,4vw,44px);margin:15px 0}.page-hero .lead{font-size:15px;margin-bottom:0}.page-orb{width:210px;height:180px;margin:auto;border-radius:38% 62% 54% 46%/46% 39% 61% 54%;background:radial-gradient(circle at 45% 42%,#fff 0 11%,#edd9bd 12% 18%,#c5ded2 19% 47%,#7eaa98 48% 70%,#e7f1ec 71%);opacity:.85;box-shadow:inset 0 0 0 20px rgba(255,255,255,.3)}.section{padding:68px 0}.section.alt{background:#f0f6f3}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}.kicker{font-size:11px;letter-spacing:.16em;color:var(--gold);font-weight:800;text-transform:uppercase}.section h2{font-size:clamp(24px,3vw,34px);margin:8px 0 10px}.section-intro{color:var(--muted);max-width:690px;margin:0}.grid{display:grid;gap:18px}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;box-shadow:0 6px 22px rgba(27,70,60,.035);min-width:0}.card h3{font-size:17px;margin:11px 0 8px}.card p{font-size:13px;color:var(--muted);margin:0 0 13px}.card-link{font-size:12px;font-weight:750}.icon-box{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--mint);color:var(--teal);font-size:18px}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.tag{border:1px solid #d5e4dd;background:rgba(255,255,255,.7);border-radius:99px;padding:6px 11px;color:#58716a;font-size:11px}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:42px;align-items:start}.content{min-width:0}.content h2{font-size:25px;margin:34px 0 13px}.content h2:first-child{margin-top:0}.content h3{font-size:17px;margin:24px 0 9px}.content p,.content li{font-size:14px;color:#566a70}.content p{margin:0 0 15px}.content ul,.content ol{padding-left:1.35rem;margin:10px 0 20px}.content li{padding-left:4px;margin:7px 0}.content strong{color:#314b50}.callout{padding:18px 20px;border-radius:14px;background:#edf5f1;border-left:3px solid #79a994;margin:22px 0;color:#4f6660;font-size:13px}.callout.warning{background:#fbf5ed;border-left-color:#c28a49;color:#70583d}.sidebox{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;position:sticky;top:100px}.sidebox h3{margin:0 0 12px;font-size:15px}.sidebox a{display:block;padding:9px 0;border-top:1px solid #edf1ef;font-size:12px}.breadcrumbs{padding:16px 0;font-size:11px;color:#81908f}.breadcrumbs a{color:#71827d}.meta-line{font-size:11px;color:#85938f;margin:0 0 20px}.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;counter-reset:step}.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:15px;padding:19px;counter-increment:step}.step:before{content:"0" counter(step);display:block;color:var(--gold);font-size:11px;font-weight:800;letter-spacing:.1em;margin-bottom:14px}.step h3{font-size:14px;margin:0 0 8px}.step p{font-size:12px;color:var(--muted);margin:0}.faq-list{display:grid;gap:10px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden}.faq-q{width:100%;border:0;background:transparent;padding:17px 19px;text-align:left;font-weight:750;color:#304b50;display:flex;justify-content:space-between;gap:15px;cursor:pointer}.faq-q:after{content:"＋";color:var(--teal);font-size:18px}.faq-item.open .faq-q:after{content:"－"}.faq-a{display:none;padding:0 19px 17px;color:var(--muted);font-size:13px}.faq-item.open .faq-a{display:block}.source-list{display:grid;gap:12px}.source{padding:14px 16px;border:1px solid var(--line);background:#fff;border-radius:12px}.source strong{display:block;font-size:13px;margin-bottom:4px}.source span{display:block;font-size:11px;color:var(--muted)}.source a{font-size:11px;display:inline-block;margin-top:7px}.contact-panel{background:linear-gradient(135deg,#174f4c,#247d72);color:#fff;border-radius:22px;padding:34px;display:flex;justify-content:space-between;gap:24px;align-items:center}.contact-panel p{color:#d3e5de;margin:8px 0 0;font-size:13px}.contact-panel a{color:#fff;text-decoration:underline}.site-footer{background:#173b3b;color:#dce9e3;padding:48px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}.footer-brand{font-size:17px;font-weight:800}.footer-desc{font-size:12px;color:#b9cdc5;max-width:390px;margin:12px 0}.footer-title{font-size:12px;color:#fff;font-weight:750;margin:0 0 12px}.footer-links{display:grid;gap:8px}.footer-links a{font-size:11px;color:#c2d5cd}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:32px;padding-top:17px;display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;color:#a7beb4;font-size:10px}.footer-bottom a{color:#c7d9d1}.footer-disclaimer{font-size:10px;color:#a7beb4;margin-top:16px;max-width:850px}.pill{display:inline-block;font-size:10px;padding:4px 9px;border-radius:99px;background:#e9f2ed;color:#4d7566;margin-right:5px}.reading-width{max-width:820px}.site-search{display:flex;gap:8px;margin:18px 0}.site-search input{min-width:0;flex:1;border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:#fff}.site-search button{border:0;border-radius:10px;padding:10px 15px;background:var(--teal);color:#fff;font-weight:700}.search-result{font-size:12px;color:var(--muted);min-height:20px}.small{font-size:11px;color:#7a8c88}.legal-label{display:inline-block;background:#f9f0e3;color:#926637;border:1px solid #ead8bd;border-radius:6px;padding:3px 7px;font-size:10px;margin-right:6px}
@media(max-width:900px){.main-nav{gap:13px}.main-nav a{font-size:12px}.hero-inner{gap:28px}.grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.wrap{width:min(var(--max),calc(100% - 34px))}.head-row{min-height:68px}.nav-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 17px 18px;flex-direction:column;align-items:stretch;gap:0}.main-nav.open{display:flex}.main-nav a{padding:10px 6px;border-bottom:1px solid #eff3f1;font-size:13px}.brand img{width:38px;height:38px}.notice-bar{font-size:10px}.hero{padding:48px 0 42px}.hero-inner,.page-hero .hero-inner{grid-template-columns:minmax(0,1fr);gap:30px}.hero-copy{max-width:none}.hero h1{font-size:clamp(32px,9vw,43px)}.lead{font-size:15px}.hero-art{max-width:420px;width:100%;margin:0 auto}.art-frame{aspect-ratio:1.15/1}.page-orb{display:none}.page-hero{padding:38px 0 30px}.page-hero h1{font-size:32px}.section{padding:48px 0}.section-head{display:block}.section-head .section-intro{margin-top:7px}.grid.three,.grid.two,.split{grid-template-columns:minmax(0,1fr)}.sidebox{position:static}.steps{grid-template-columns:minmax(0,1fr)}.contact-panel{display:block;padding:25px}.contact-panel .btn{margin-top:18px}.footer-grid{grid-template-columns:minmax(0,1fr);gap:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}.hero-footnote{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}