:root{--bg:#161826;--deep:#10121d;--surface:#1c1f2d;--text:#eeeef2;--muted:#a5a9b8;--line:#ffffff16;--accent:#91e9c1;--gold:#e9a64a}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;height:auto}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}header{border-bottom:1px solid var(--line)}.nav{height:86px;display:flex;align-items:center;gap:18px}.family{font-size:13px;font-weight:750;letter-spacing:2px}.family span{color:var(--gold)}.family i{font-weight:400;margin-left:24px;color:#6a6b77}.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:20px}.brand img{border-radius:8px}.nav nav{margin-left:auto;display:flex;gap:30px;font-size:13px;color:var(--muted)}.language{font-size:12px;border:1px solid var(--line);padding:5px 11px;margin-left:15px;border-radius:5px}.hero{display:grid;grid-template-columns:1fr 1.07fr;align-items:center;gap:38px;padding:74px 0 66px}.eyebrow{font-size:11px;font-weight:650;letter-spacing:2.5px;color:var(--accent);display:block}.dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;margin-right:7px}h1{font-size:clamp(46px,5.3vw,72px);letter-spacing:-3px;line-height:1.18;margin:24px 0}h1 em{font-style:normal;color:var(--accent)}.lead{color:var(--muted);font-size:17px;line-height:1.95;margin:0}.actions{display:flex;gap:24px;align-items:center;margin:30px 0 16px}.button{padding:13px 20px;border-radius:7px;display:inline-flex;gap:32px;align-items:center;font-weight:650;font-size:14px;border:1px solid var(--line)}.primary{color:#10291e;background:var(--accent);border-color:transparent}.button:hover{filter:brightness(1.08)}.text-link{font-size:14px}.text-link span{margin-left:13px;color:var(--accent)}.micro{font-size:11px;color:#9296a5;letter-spacing:.3px}.hero-stage{isolation:isolate;position:relative;min-height:530px;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 60% 56%,#267a6533,transparent 68%);overflow:hidden}.app-window{width:74%;position:relative;z-index:2;border-radius:12px;box-shadow:0 30px 70px #0006;border:1px solid #ffffff13}.stage-label,.stage-caption{position:absolute;font-size:9px;letter-spacing:2.6px;color:#888c9b;left:20px;top:2px}.stage-caption{top:auto;bottom:0;left:auto;right:10px}.orbit{position:absolute;border:1px solid #7bceb518;width:620px;height:390px;transform:rotate(-35deg);border-radius:50%;z-index:-1}.o2{width:750px;height:500px}.format-pill{position:absolute;bottom:44px;right:0;z-index:3;padding:13px 25px;border:1px solid #ffffff20;background:#242c34;box-shadow:0 10px 25px #0004;border-radius:9px;font-size:21px;letter-spacing:1px}.format-pill span{color:var(--accent);margin:0 15px}.proof{padding:28px 0;border-block:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.proof b{font-size:16px;color:var(--text);margin-right:10px;font-weight:550}.section{padding:90px 0}.section-head{display:grid;grid-template-columns:1.2fr 1fr;column-gap:80px;align-items:end;margin-bottom:40px}.section-head>.eyebrow{grid-column:1/-1}.section-head h2{font-size:42px;line-height:1.35;letter-spacing:-1.4px;margin:16px 0 0}.section-head>p{color:var(--muted);font-size:15px;margin:0 0 7px;max-width:390px}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;padding:32px;position:relative}.feature-number{color:#697281;font-size:12px}.feature h3{font-size:25px;letter-spacing:-.5px;margin:13px 0 8px}.feature p{color:var(--muted);font-size:14px;margin:0;max-width:360px}.finder-art{height:254px;display:flex;justify-content:center;margin:24px 0 10px;overflow:hidden}.finder-art img{height:100%;width:auto;border-radius:10px}.caption{font-size:10px;color:#9398a6;display:block;text-align:center}.encoding-art{margin:34px 0 25px;min-height:227px}.encoding-art>span{font-size:9px;letter-spacing:2px;color:#778894}.encoding-art>div{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding:17px 0;color:var(--accent)}.encoding-art b{font-size:15px;color:var(--text);font-weight:500}.encoding-art small{font-size:10px;color:var(--muted);margin-left:auto}.skip{position:absolute;top:-60px;left:20px;z-index:9;background:var(--accent);color:var(--deep);padding:8px}.skip:focus{top:8px}@media(max-width:850px){.wrap{width:calc(100% - 40px)}.hero{gap:15px}.hero-stage{min-height:450px}h1{font-size:48px}.section-head{column-gap:35px}.proof{gap:20px}.proof span{display:flex;flex-direction:column}.feature{padding:24px}.encoding-art>div{flex-wrap:wrap}.encoding-art small{margin-left:0}.actions{gap:15px}.nav nav{gap:17px}}@media(max-width:620px){.nav{height:72px;gap:10px}.family{font-size:10px}.family i{margin-left:10px}.brand{font-size:18px}.nav nav{display:none}.language{margin-left:auto}.hero{grid-template-columns:1fr;padding:44px 0 34px;gap:35px}h1{font-size:52px}.hero-stage{min-height:410px}.app-window{width:75%;max-width:340px}.lead{font-size:15px}.proof{gap:12px;font-size:10px;align-items:start}.proof b{font-size:13px;margin:0}.section{padding:58px 0}.section-head{display:block}.section-head h2{font-size:33px}.section-head p{margin-top:20px}.feature-grid{grid-template-columns:1fr}.encoding-art small{margin-left:auto}.stage-label{left:0}.format-pill{bottom:25px}.feature h3{font-size:23px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
h2{font-size:42px;line-height:1.3;letter-spacing:-1.2px}h3{line-height:1.35}.formats-band{background:var(--deep);border-block:1px solid var(--line);text-align:center;padding:66px 0}.formats-band h2{margin:16px 0}.formats-band p{color:var(--muted);font-size:15px}.formats{display:flex;justify-content:center;align-items:center;gap:38px;margin:34px 0;font-size:25px;letter-spacing:1px}.formats b{font-weight:550;color:#d0d4de}.formats span{color:var(--accent)}.formats-band small{display:block;font-size:11px;color:#8c91a2;max-width:750px;margin:auto}.power-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}.power-card{border-top:1px solid var(--line);padding:34px 0 28px;position:relative}.pro-tag{float:right;letter-spacing:1px;color:var(--accent);font-size:9px;border:1px solid #91e9c130;padding:2px 8px;border-radius:4px}.power-symbol{color:var(--accent);font-size:28px;line-height:1}.power-card h3{font-size:24px;margin:20px 0 12px}.power-card p{font-size:14px;color:var(--muted);max-width:470px;margin:0}.fineprint{font-size:11px;color:#8e94a5;line-height:1.8;margin-top:23px}.gallery-section{padding-top:5px}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.gallery figure{margin:0}.gallery img{display:block;border:1px solid var(--line);border-radius:10px;width:100%;aspect-ratio:1.6;object-fit:contain;background:var(--deep);transition:transform .2s}.gallery a:hover img{transform:translateY(-3px)}.gallery figcaption{font-size:11px;color:var(--muted);margin-top:14px}.privacy-band{background:#12231f;border-block:1px solid #91e9c11c;padding:66px 0}.privacy-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.privacy-grid h2{margin:16px 0 0;color:#ddf6eb}.privacy-grid p{font-size:14px;color:#aec0b8;margin:0}.trust-list{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:13px;font-size:11px;color:#c7dccf;margin-top:27px}.trust-list li:before{content:'✓';color:var(--accent);margin-right:8px}.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.price-card{border:1px solid var(--line);padding:36px;border-radius:14px;display:flex;flex-direction:column;align-items:flex-start}.price-card.featured{background:#1e2a2b;border-color:#91e9c153}.price{font-size:56px;line-height:1.3;letter-spacing:-2px;margin:20px 0 6px}.price small{font-size:12px;letter-spacing:0;color:var(--muted);margin-left:10px}.price-card>p{color:var(--muted);font-size:13px;margin:20px 0 0}.price-note{font-size:11px;color:var(--accent)}.price-card ul{list-style:none;padding:0;margin:25px 0 32px;font-size:13px}.price-card li{margin:12px 0;display:flex;gap:10px}.price-card li:before{content:'✓';color:var(--accent)}.price-card .button{margin-top:auto}.comparison{border-block:1px solid var(--line);margin-top:35px}.comparison summary{padding:20px 0;font-size:14px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px;min-width:530px;margin-bottom:25px}th,td{border-bottom:1px solid var(--line);padding:15px 10px;text-align:left}th{font-weight:500}thead{color:var(--accent)}td{color:var(--muted)}.faq{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px;padding-top:0}.faq h2{font-size:31px;max-width:260px;margin-top:16px}.faq details{border-top:1px solid var(--line)}summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}.faq summary{font-size:14px;padding:21px 0}summary span{font-size:19px;color:var(--accent);font-weight:300}details[open]>summary span{transform:rotate(45deg)}.faq details p{font-size:13px;color:var(--muted);margin:0 0 23px}.end-section{padding:55px 30px 65px;text-align:center;border-top:1px solid var(--line)}.end-section img{border-radius:17px;display:block;margin:auto}.end-section h2{font-size:38px;margin:22px 0 6px}.end-section p{color:var(--muted);margin:0 0 25px;font-size:16px}.end-section small{display:block;font-size:11px;color:#878d9d;margin-top:20px}footer{border-top:1px solid var(--line);padding:28px 0}.footer-inner{display:flex;align-items:center;gap:30px;flex-wrap:wrap;color:var(--muted);font-size:11px}.footer-inner>div{margin-left:auto;display:flex;gap:22px}.footer-inner small{width:100%;font-size:10px;color:#747b8c}.family-link{font-size:11px}@media(max-width:850px){.formats{gap:25px}.privacy-grid{gap:30px}.trust-list{grid-template-columns:1fr}.price-card{padding:25px}.faq{gap:30px}.gallery{gap:12px}}@media(max-width:620px){h2{font-size:31px}.formats-band{padding:45px 0}.formats{gap:18px;font-size:18px}.power-grid,.privacy-grid,.pricing-grid,.faq{grid-template-columns:1fr}.power-grid{gap:10px}.power-card{padding:25px 0}.gallery{grid-template-columns:1fr;gap:25px}.privacy-band{padding:45px 0}.privacy-grid{gap:25px}.trust-list{grid-template-columns:1fr 1fr;font-size:10px}.price-card{padding:28px}.price-card .button{font-size:13px;gap:10px}.price{font-size:48px}.faq h2{max-width:none}.faq{gap:15px}.end-section{padding:40px 0}.end-section h2{font-size:30px}.footer-inner{gap:20px}.footer-inner>div{width:100%;margin-left:0}.formats-band small{font-size:10px}.gallery-section{padding-top:0}}@media(prefers-reduced-motion:reduce){.gallery img{transition:none}}
.menu-illustration{font-size:14px;align-self:flex-start;padding:8px;border:1px solid #ffffff1a;border-radius:10px;background:#27292f;width:min(100%,330px);box-shadow:0 12px 30px #0003}.menu-illustration div{padding:4px 12px;border-radius:4px}.menu-illustration div:nth-child(2){background:#087cf8;color:#fff}.menu-illustration div:last-child{border-top:1px solid #ffffff14;border-radius:0;margin-top:6px;padding-top:8px}.localized-art{width:100%;max-width:none;border-radius:10px}.hero-stage:has(.localized-art){min-height:440px}.hero-stage:has(.localized-art) .format-pill{bottom:12px;font-size:17px}.hero-stage:has(.localized-art) .stage-caption{display:none}@media(max-width:620px){.hero-stage:has(.localized-art){min-height:300px}.hero-stage:has(.localized-art) .format-pill{bottom:0}}

/* ===== Rysaas 家族站接入：导航下载按钮、购买弹层、档位选择（与 site.css 的弹层同构，配色走本页薄荷绿） ===== */
.nav .nav-dl{margin-left:15px;padding:8px 14px;border-radius:7px;background:var(--accent);color:#10291e;font-weight:650;font-size:13px}
.actions .button.secondary{background:transparent;color:var(--text)}
.button.block{width:100%;justify-content:center;gap:0}
.launch-note{font-size:11px;color:var(--accent)}
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:100;display:none;align-items:center;justify-content:center;backdrop-filter:blur(4px)}
.modal-mask.show{display:flex}
.wx-modal{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:34px 38px;max-width:400px;width:calc(100% - 48px);text-align:center;position:relative}
.wx-modal .close{position:absolute;top:14px;right:18px;background:none;border:0;color:var(--muted);font-size:20px;cursor:pointer}
.wx-modal h3{font-size:20px;margin:0 0 4px;letter-spacing:0}
.wx-modal .price{color:var(--accent);font-size:30px;font-weight:700;margin:0 0 18px;letter-spacing:0;line-height:1.2}
.wx-modal .hint{font-size:13.5px;color:var(--muted);margin:0 0 14px}
.wx-qr{width:220px;height:220px;margin:0 auto 20px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.wx-qr img,.wx-qr canvas{width:100%;height:100%;object-fit:contain}
.plan-pick{display:flex;gap:10px;margin:14px 0 16px}
.plan-opt{flex:1;background:var(--deep);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:12px 8px;cursor:pointer;text-align:center}
.plan-opt.sel{border-color:var(--accent)}
.plan-opt b{font-size:17px;color:var(--accent);display:block}
.plan-opt span{font-size:12px;color:var(--muted)}
.wx-input{width:100%;background:var(--deep);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:14px;box-sizing:border-box;margin-bottom:14px}
.wx-key{background:var(--deep);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;word-break:break-all;text-align:left;margin-bottom:14px}
.wx-modal .button{margin:4px 4px 0}
.err{color:#e07070;font-size:13px;min-height:18px;margin-top:8px}
.ok{color:#7dd97d;font-size:13px;min-height:18px;margin-top:6px}
.waiting{color:var(--accent)}
.site-footer{border-top:1px solid var(--line);padding:32px 0 40px;text-align:center;font-size:12px;color:var(--muted)}
.site-footer .links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;margin-bottom:12px}
.site-footer a:hover{color:var(--text)}
@media(max-width:620px){.nav .nav-dl{display:none}.wx-modal{padding:28px 22px}}

/* ===== 功能展示区（2026-09-13）：大图 + 精简说明；图内已有标题，外围不再重复 ===== */
.showcase{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:56px;align-items:center;margin:0 0 64px}
.showcase figure{margin:0}
.showcase figure a{display:block}
.showcase img{display:block;width:100%;height:auto;aspect-ratio:1586/992;border-radius:14px;border:1px solid var(--line);background:var(--deep);box-shadow:0 30px 70px #0006;transition:transform .2s}
.showcase figure a:hover img{transform:translateY(-3px)}
.showcase figcaption{font-size:11px;color:var(--muted);margin-top:12px}
.showcase.reverse{grid-template-columns:minmax(0,1fr) minmax(0,1.5fr)}
.showcase.reverse figure{order:2}
.showcase-copy h3{font-size:30px;letter-spacing:-.8px;line-height:1.3;margin:14px 0}
.showcase-copy>p{color:var(--muted);font-size:15px;margin:0}
.showcase-copy>.fineprint{margin-top:18px}
.tier{display:inline-block;min-width:44px;text-align:center;font-size:10px;font-weight:650;letter-spacing:1px;padding:2px 8px;border-radius:4px;border:1px solid var(--line);color:var(--muted)}
.tier.pro{color:var(--accent);border-color:#91e9c150}
.tiers,.modes{margin:26px 0 0;border-top:1px solid var(--line)}
.tiers>div,.modes>div{display:grid;grid-template-columns:72px 1fr;gap:14px;align-items:baseline;padding:13px 0;border-bottom:1px solid var(--line)}
.tiers dt,.modes dt,.tiers dd,.modes dd{margin:0}
.tiers dd{font-size:13px;color:var(--text)}
.modes>div{grid-template-columns:96px 1fr}
.modes dt{font-size:14px;font-weight:600;color:var(--text)}
.modes dd{font-size:13px;color:var(--muted)}
.feature-grid.single{grid-template-columns:1fr}
.feature.wide{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.feature.wide h3{margin-top:0}
.feature.wide .caption{text-align:left;margin-top:18px}
.feature.wide .encoding-art{margin:0;min-height:0}
.power-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 36px}
@media(max-width:850px){.showcase{gap:32px}.power-grid.three{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.showcase,.showcase.reverse{grid-template-columns:1fr;gap:22px;margin-bottom:44px}.showcase.reverse figure{order:0}.showcase-copy h3{font-size:25px}.feature.wide{grid-template-columns:1fr;gap:12px}.power-grid.three{grid-template-columns:1fr}.tiers>div{grid-template-columns:60px 1fr}.modes>div{grid-template-columns:84px 1fr}}
@media(prefers-reduced-motion:reduce){.showcase img{transition:none}}