:root{--bg:#0f1014;--side:#17191f;--panel:#20232a;--line:#2a2e38;--text:#f4f7fb;--muted:#8d97a7;--cyan:#00d8ef;--gold:#eab22b;--blue:#2f8cff;--danger:#b73232}
:root[data-theme=light]{--bg:#f4f6fa;--side:#fff;--panel:#fff;--line:#dbe0e8;--text:#111827;--muted:#657084;--cyan:#008ea2;--gold:#a66c00;--blue:#2563eb}
*{box-sizing:border-box}html,body,#app{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text);overflow:hidden}button,input,textarea{font:inherit}button{cursor:pointer}a{text-decoration:none;color:inherit}
#app{display:grid;grid-template-columns:280px 1fr;min-width:0}.sidebar{background:var(--side);border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0;z-index:20}.brand{height:150px;padding:26px;display:flex;align-items:center;gap:13px;border-bottom:1px solid var(--line)}.logo{width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,#00e0ff,#197dff 55%,#7c42ff);display:grid;place-items:center;position:relative;box-shadow:0 0 32px rgba(0,216,239,.25);font-weight:900}.logo i{font-size:30px;opacity:.4}.logo span{position:absolute}.brand b{font-size:20px;color:var(--cyan)}.brand small{display:block;color:var(--muted);margin-top:5px}
.mode-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:14px 12px}.mode-tabs button{height:68px;border:0;border-radius:12px;background:transparent;color:var(--muted);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px}.mode-tabs button.active{background:rgba(0,216,239,.14);color:var(--cyan);box-shadow:inset 0 -3px 0 var(--cyan)}.cat-tabs{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line)}.cat-tabs button{border:0;background:#20232a;color:var(--muted);border-radius:8px;padding:8px 11px}.cat-tabs button.active{background:var(--cyan);color:#fff}.search{display:flex;align-items:center;gap:8px;margin:8px 12px;border:1px solid rgba(234,178,43,.7);background:rgba(234,178,43,.06);border-radius:8px;padding:8px 10px}.search i{color:var(--gold)}.search input{border:0;outline:0;background:transparent;color:var(--text);width:100%;min-width:0}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;max-height:160px;overflow:hidden;padding:8px 12px}.tag-cloud button{border:1px solid rgba(234,178,43,.55);background:transparent;color:#d5bd73;border-radius:999px;padding:6px 10px;font-size:12px}.model-list{flex:1;overflow:auto;padding:8px 10px}.model-card{display:grid;grid-template-columns:44px 1fr auto;gap:10px;align-items:center;padding:11px;border-radius:14px;margin:7px 0}.model-card:hover,.model-card.active{background:rgba(0,216,239,.13);box-shadow:inset 4px 0 0 var(--cyan)}.model-icon{width:42px;height:42px;border-radius:13px;background:#242832;display:grid;place-items:center;font-size:20px}.model-info{min-width:0}.model-info b{font-size:14px}.model-info p{font-size:12px;color:var(--muted);line-height:1.35;margin:4px 0}.chips span,.inspire-card span{display:inline-block;background:rgba(0,216,239,.14);color:var(--cyan);border-radius:6px;padding:3px 7px;margin:2px 4px 0 0;font-size:11px}.model-card em{font-size:11px;font-style:normal;color:#ffd76c;background:#47340c;border:1px solid #765816;border-radius:6px;padding:3px 7px;align-self:start}
.userbar{border-top:1px solid var(--line);padding:12px;display:grid;grid-template-columns:44px 1fr 78px;gap:10px;align-items:center}.avatar{width:44px;height:44px;border-radius:50%;background:#28384f;display:grid;place-items:center}.userbar small{display:block;color:#24e4bd}.userbar button{background:#7a281d;color:#ffd45e;border:1px solid #ffb21e;border-radius:12px;padding:10px 8px;font-weight:900}
.main{position:relative;overflow:hidden;background:radial-gradient(circle at 60% 20%,rgba(40,85,255,.12),transparent 28%),radial-gradient(circle at 68% 86%,rgba(0,216,239,.08),transparent 30%),var(--bg)}.mobile-menu{display:none}.top-icons{position:absolute;right:18px;top:16px;display:flex;gap:10px;z-index:5}.top-icons button{width:43px;height:43px;border:0;border-radius:50%;display:grid;place-items:center;background:#1f232b;color:var(--cyan);box-shadow:0 0 20px rgba(0,0,0,.3)}.top-icons button:nth-child(1){color:#f8b82f}.top-icons button:nth-child(2){color:#48df68}.top-icons button:nth-child(6){color:#ffb332}.top-icons button:nth-child(7){color:#b45cff}
.chat-actions{position:absolute;left:28px;top:22px;z-index:5;display:flex;gap:10px}.chat-actions button{border:0;border-radius:15px;background:#252832;color:var(--text);padding:11px 16px}.chat-actions button:first-child{background:#ffcd18;color:#111;font-weight:900}
.welcome{position:absolute;inset:90px 40px 250px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;pointer-events:none}.hero-logo{width:150px;height:150px;border-radius:42px;display:grid;place-items:center;font-size:72px;font-weight:900;color:#fff;text-shadow:0 0 35px rgba(255,255,255,.5)}.hero-logo.image{background:linear-gradient(135deg,#0bd7ff,#7c4dff,#ffac3d)}.hero-logo.video{background:linear-gradient(135deg,#ff673d,#814cff)}.hero-logo.audio{background:linear-gradient(135deg,#2fe3a5,#218cff)}.welcome p{max-width:650px;margin-top:42px;border:1px solid rgba(0,216,239,.65);background:rgba(31,35,43,.88);border-radius:12px;padding:16px 20px;line-height:1.8;color:#e8f8ff}
.inspire-grid{position:absolute;inset:64px 20px 20px;overflow:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;padding:10px}.inspire-card{background:var(--panel);border-radius:16px;overflow:hidden;border:1px solid var(--line);padding-bottom:14px}.fake-img{height:190px;background:linear-gradient(135deg,#334155,#0f172a)}.fake-img.img1{background:linear-gradient(135deg,#7c2d12,#fde68a)}.fake-img.img2{background:linear-gradient(135deg,#164e63,#67e8f9)}.fake-img.img3{background:linear-gradient(135deg,#111827,#94a3b8)}.fake-img.img4{background:linear-gradient(135deg,#7f1d1d,#f97316)}.fake-img.img5{background:linear-gradient(135deg,#14532d,#86efac)}.inspire-card b{display:block;padding:12px 14px 8px}.inspire-card div:last-child{padding:0 14px}
.messages{position:absolute;left:330px;right:120px;top:78px;bottom:174px;overflow:auto;display:flex;flex-direction:column;justify-content:flex-end;padding:22px 0}.messages.media-mode{bottom:348px}.msg{display:flex;margin:12px 0}.msg.user{justify-content:flex-end}.bubble{max-width:78%;white-space:pre-wrap;line-height:1.75;border-radius:18px;background:#1e222b;border:1px solid #313742;padding:14px 18px;box-shadow:0 8px 22px rgba(0,0,0,.18)}.msg.user .bubble{background:var(--blue);color:white;border-color:transparent}.meta{font-size:12px;color:#8db7e4;margin-top:10px;padding-top:8px;border-top:1px solid rgba(255,255,255,.12)}
.media-panel{position:absolute;left:50%;bottom:146px;transform:translateX(-50%);width:min(920px,72vw);background:rgba(31,35,43,.96);border-radius:18px;display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:12px;padding:14px}.hidden{display:none!important}.media-card{background:#292d36;border:1px solid #3c424e;border-radius:12px;padding:11px;min-height:180px}.media-head{display:flex;justify-content:space-between}.media-head small{color:var(--muted)}.upload{height:140px;border:1px dashed #606875;border-radius:10px;margin-top:10px;display:grid;place-items:center;color:var(--muted);text-align:center}.prompt-card textarea{width:100%;height:142px;margin-top:10px;background:transparent;border:0;outline:0;resize:none;color:var(--text)}
.composer{position:absolute;left:330px;right:80px;bottom:24px;background:rgba(31,35,43,.98);border-radius:18px;padding:14px;box-shadow:0 10px 36px rgba(0,0,0,.35)}.estimate{position:absolute;right:96px;top:-31px;background:#242832;color:#edae26;border-radius:999px;padding:6px 12px;font-size:12px}.composer textarea{width:100%;height:86px;max-height:180px;background:transparent;color:var(--text);border:0;outline:0;resize:vertical;line-height:1.7;padding:4px 6px}.compose-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px}.tools{display:flex;gap:8px;flex-wrap:wrap}.tools button{background:#292d36;color:#bdd0e5;border:0;border-radius:9px;padding:8px 10px}#sendBtn{width:46px;height:46px;border:0;border-radius:50%;background:var(--cyan);color:#fff;font-size:18px}
.history{position:fixed;right:0;top:0;bottom:0;width:360px;background:#151821;border-left:1px solid var(--line);z-index:60;padding:18px;transform:translateX(105%);transition:.22s;overflow:auto}.history.open{transform:translateX(0)}.history-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.history-head button{width:34px;height:34px;border:0;border-radius:9px;background:#242832;color:var(--text)}.hist-row{display:grid;grid-template-columns:1fr 36px;gap:8px;margin:8px 0}.hist-row button{text-align:left;background:#20242d;color:var(--text);border:0;border-radius:10px;padding:11px}.hist-row small{display:block;color:var(--muted);margin-top:4px}.hist-row i{display:grid;place-items:center;background:#4a2028;color:#ff8d8d;border-radius:10px;cursor:pointer}.toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%);background:#242a35;color:#fff;border:1px solid #3b4350;border-radius:12px;padding:12px 18px;opacity:0;transition:.2s;z-index:9999}.toast.show{opacity:1}
/* login */
.login-overlay{position:fixed;inset:0;z-index:999;background:rgba(5,8,12,.72);display:grid;place-items:center;overflow:hidden}.login-overlay.hidden{display:none}#loginFx{position:absolute;inset:0;width:100%;height:100%}.login-blur{position:absolute;inset:0;backdrop-filter:blur(9px);background:radial-gradient(circle at 20% 20%,rgba(0,216,239,.12),transparent 28%),radial-gradient(circle at 80% 70%,rgba(123,77,255,.14),transparent 30%)}.login-card{position:relative;width:min(430px,92vw);background:#1c2026;border:1px solid #343a46;border-radius:12px;padding:28px 28px 24px;box-shadow:0 28px 90px rgba(0,0,0,.55);color:#eef5ff}.login-close{position:absolute;top:16px;right:16px;border:0;background:transparent;color:#aab4c2;font-size:24px}.login-logo{width:58px;height:58px;border-radius:13px;margin:0 auto 14px;background:linear-gradient(135deg,#05d6ff,#167dff 55%,#7a4cff);display:grid;place-items:center;position:relative}.login-logo i{font-size:28px;opacity:.45}.login-logo span{position:absolute;font-weight:900}.login-card h2{text-align:center;margin:0 0 8px;font-size:25px}.login-sub{text-align:center;color:#9ca7b8;margin:0 0 20px;font-size:14px}.login-tabs{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid #343a46;margin-bottom:18px}.login-tabs button{height:44px;border:0;background:transparent;color:#8e98a8;position:relative}.login-tabs button.active{color:#00d8ef}.login-tabs button.active:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:#00d8ef}.login-form{display:none}.login-form.active{display:block}.login-card label{display:block;color:#abb5c5;font-size:13px;margin:13px 0 7px}.login-card input{width:100%;height:42px;border:1px solid #363d49;background:#20242c;border-radius:7px;color:#eef5ff;outline:0;padding:0 13px}.code-row,.captcha-row{display:grid;grid-template-columns:1fr 112px;gap:8px}.code-row button{height:42px;border:1px solid #344b5d;background:#1d2f3a;color:#00d8ef;border-radius:7px}.captcha-row img{height:42px;border-radius:7px;border:1px solid #363d49;background:#12161c;cursor:pointer}.login-submit{width:100%;height:46px;margin-top:18px;border:0;border-radius:7px;background:#137f8d;color:white;font-weight:900;font-size:15px}.agree{display:flex!important;align-items:center;justify-content:center;gap:7px;color:#9ca7b8!important;margin-top:15px!important;font-size:12px!important}.agree input{width:14px;height:14px;accent-color:#00d8ef}.agree a{color:#00d8ef}.third-title{display:flex;align-items:center;gap:12px;color:#838c9a;font-size:12px;margin:24px 0 12px}.third-title span{height:1px;background:#343a46;flex:1}.third-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.third-grid button{height:40px;border:1px solid #343a46;background:#20242c;color:#e8eef8;border-radius:7px}.third-grid .fa-weixin{color:#19d66b}.third-grid .fa-qq{color:#20b8ff}.third-grid .fa-google{color:#ffb23f}
@media(max-width:960px){#app{display:block}.sidebar{position:fixed;left:0;top:0;bottom:0;width:86vw;max-width:330px;transform:translateX(-103%);transition:.22s}.sidebar.open{transform:translateX(0)}.mobile-menu{display:grid;place-items:center;position:absolute;left:12px;top:14px;z-index:6;width:42px;height:42px;border:0;border-radius:12px;background:#222630;color:var(--text)}.top-icons{right:8px;top:12px;gap:6px}.top-icons button{width:35px;height:35px;font-size:12px}.chat-actions{left:60px;top:14px}.chat-actions button:first-child{display:none}.welcome{display:none}.messages{left:0;right:0;top:58px;bottom:135px;padding:10px;justify-content:flex-start}.bubble{max-width:86%;font-size:15px}.composer{left:8px;right:8px;bottom:8px;border-radius:16px;padding:10px}.estimate{display:none}.composer textarea{height:48px}.tools{overflow:auto;flex-wrap:nowrap}.tools button{white-space:nowrap;font-size:12px;padding:6px 8px}.media-panel{left:8px;right:8px;bottom:135px;transform:none;width:auto;grid-template-columns:1fr;max-height:48vh;overflow:auto}.history{width:88vw}.tag-cloud{display:none}.login-card{padding:24px 18px}.login-tabs button{font-size:12px}.code-row,.captcha-row{grid-template-columns:1fr 104px}}

/* ===== YJ LANDING START ===== */
.app-hidden{display:none!important}
.landing-page{position:fixed;inset:0;z-index:800;background:#080b10;color:#f5f8ff;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif}
#landingFx{position:absolute;inset:0;width:100%;height:100%;opacity:.85}
.landing-page:before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 58% 36%,rgba(255,90,55,.18),transparent 26%),
  radial-gradient(circle at 32% 70%,rgba(0,216,239,.12),transparent 34%),
  radial-gradient(circle at 88% 20%,rgba(125,75,255,.16),transparent 26%),
  linear-gradient(115deg,rgba(8,11,16,.92),rgba(18,9,10,.86));pointer-events:none}
.landing-page:after{content:"";position:absolute;inset:0;background-image:
 linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
 linear-gradient(90deg,rgba(255,255,255,.035) 1px, transparent 1px);
 background-size:72px 72px;mask-image:radial-gradient(circle at 62% 45%,#000 0,#000 55%,transparent 90%);pointer-events:none}
.landing-top{position:absolute;left:0;right:0;top:0;height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 58px;z-index:3}
.landing-brand{display:flex;align-items:center;gap:13px}.landing-brand-logo{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,#00e0ff,#187cff 55%,#844dff);display:grid;place-items:center;position:relative;box-shadow:0 0 35px rgba(0,216,239,.22)}.landing-brand-logo i{font-size:26px;opacity:.42}.landing-brand-logo span{position:absolute;font-weight:900}.landing-brand b{display:block;font-size:20px;color:#00d8ef}.landing-brand small{display:block;color:#8e98a8;margin-top:3px}
.landing-nav{display:flex;align-items:center;gap:12px}.landing-nav button{height:38px;border:1px solid rgba(255,255,255,.1);background:rgba(20,23,30,.52);color:#dce8f7;border-radius:999px;padding:0 16px;backdrop-filter:blur(8px)}.landing-nav button:hover{border-color:#00d8ef;color:#00d8ef}
.landing-side-tools{position:absolute;right:40px;top:104px;z-index:3;display:flex;gap:12px}.landing-side-tools button{width:44px;height:44px;border:0;border-radius:50%;background:rgba(24,28,36,.72);color:#00d8ef;box-shadow:0 8px 25px rgba(0,0,0,.26);backdrop-filter:blur(8px)}.landing-side-tools button:nth-child(1){color:#ffc43d}.landing-side-tools button:nth-child(2){color:#4ee96b}.landing-side-tools button:nth-child(6){color:#ffb43c}.landing-side-tools button:nth-child(7){color:#bb65ff}
.landing-hero{position:absolute;left:9vw;top:18vh;width:min(680px,48vw);z-index:3}.hero-badge{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,95,60,.55);background:rgba(255,95,60,.08);color:#ff805f;border-radius:999px;padding:9px 17px;font-size:14px}.hero-badge span{width:8px;height:8px;border-radius:50%;background:#ff673d;box-shadow:0 0 15px #ff673d}
.landing-hero h1{font-size:clamp(46px,5.8vw,88px);line-height:1.06;margin:26px 0 20px;letter-spacing:-2px}.landing-hero h1 em{font-style:normal;background:linear-gradient(90deg,#fff,#ff825f,#00d8ef);-webkit-background-clip:text;background-clip:text;color:transparent}.landing-hero p{font-size:18px;line-height:1.85;color:#aeb9ca;max-width:650px;margin:0 0 28px}
.landing-actions{display:flex;gap:14px;align-items:center}.landing-actions button{height:52px;border:0;border-radius:16px;padding:0 25px;color:#fff;font-weight:900;font-size:16px}.landing-actions button:first-child{background:linear-gradient(135deg,#ff5f3d,#ff8b3d);box-shadow:0 0 30px rgba(255,95,61,.28)}.landing-actions button:last-child{background:rgba(30,35,45,.75);border:1px solid rgba(255,255,255,.1)}
.landing-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.landing-chips span{display:inline-flex;align-items:center;gap:7px;background:rgba(32,37,48,.58);border:1px solid rgba(255,255,255,.09);border-radius:999px;color:#c8d4e5;padding:9px 13px;backdrop-filter:blur(8px)}
.landing-showcase{position:absolute;right:8vw;top:20vh;width:min(700px,42vw);height:62vh;z-index:2}.phone-shell{position:absolute;right:100px;top:90px;width:330px;height:520px;border:1px solid rgba(0,216,239,.38);border-radius:34px;background:linear-gradient(180deg,rgba(31,35,44,.94),rgba(13,16,22,.94));box-shadow:0 30px 100px rgba(0,0,0,.45),0 0 45px rgba(0,216,239,.08);padding:18px;animation:floatPhone 5s ease-in-out infinite}@keyframes floatPhone{50%{transform:translateY(-12px) rotate(.5deg)}}
.phone-head{display:flex;justify-content:space-between;align-items:center;height:34px}.phone-head span{width:46px;height:6px;border-radius:99px;background:#303743}.phone-head i{width:11px;height:11px;border-radius:50%;background:#00d8ef;box-shadow:0 0 15px #00d8ef}.phone-head b{font-size:14px;color:#d9ecff}.prompt-card-demo{margin-top:26px;background:#252a34;border:1px solid #384151;border-radius:18px;padding:16px}.prompt-card-demo label{color:#00d8ef;font-size:13px}.prompt-card-demo p{line-height:1.65;color:#d5deeb;font-size:14px}.demo-progress{margin-top:16px;background:#171b23;border-radius:18px;padding:16px}.demo-progress b{display:block;margin-bottom:12px}.demo-progress div{height:9px;background:#2c3340;border-radius:99px;overflow:hidden}.demo-progress span{display:block;height:100%;width:72%;background:linear-gradient(90deg,#00d8ef,#ff6b3d);border-radius:99px;animation:barMove 2.2s ease-in-out infinite}@keyframes barMove{50%{width:92%}}.demo-progress small{display:block;color:#8793a4;margin-top:10px}.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}.mini-grid div{height:90px;border-radius:18px;background:linear-gradient(135deg,#12344a,#00d8ef22)}.mini-grid div:nth-child(2){background:linear-gradient(135deg,#462318,#ff6b3d44)}.mini-grid div:nth-child(3){background:linear-gradient(135deg,#271a48,#8a5cff44)}.mini-grid div:nth-child(4){background:linear-gradient(135deg,#143422,#38e17844)}
.waterfall{position:absolute;right:0;top:0;width:360px;height:720px;display:flex;gap:14px;opacity:.85;transform:rotate(-8deg)}.water-col{display:flex;flex-direction:column;gap:14px;animation:waterMove 16s linear infinite}.water-col.col-b{animation-duration:19s;animation-direction:reverse;margin-top:-70px}.wf-card{width:160px;height:210px;border:1px solid rgba(255,255,255,.09);border-radius:22px;padding:16px;display:flex;align-items:flex-end;font-weight:900;color:#fff;box-shadow:0 18px 55px rgba(0,0,0,.34);background-size:160% 160%;animation:bgMove 7s ease-in-out infinite}.wf1{background:linear-gradient(135deg,#7c2d12,#fde68a)}.wf2{background:linear-gradient(135deg,#0f172a,#06b6d4)}.wf3{background:linear-gradient(135deg,#3b0764,#f472b6)}.wf4{background:linear-gradient(135deg,#14532d,#86efac)}.wf5{background:linear-gradient(135deg,#1e1b4b,#818cf8)}.wf6{background:linear-gradient(135deg,#7f1d1d,#fb923c)}.wf7{background:linear-gradient(135deg,#172554,#60a5fa)}.wf8{background:linear-gradient(135deg,#292524,#d6d3d1)}@keyframes waterMove{from{transform:translateY(-70px)}to{transform:translateY(70px)}}@keyframes bgMove{50%{background-position:100% 100%}}
.landing-feature-strip{position:absolute;left:50%;bottom:56px;transform:translateX(-50%);z-index:3;width:min(980px,78vw);display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.landing-feature-strip div{background:rgba(23,27,35,.68);border:1px solid rgba(255,255,255,.09);border-radius:18px;padding:16px;backdrop-filter:blur(10px)}.landing-feature-strip i{color:#ff744d;margin-right:10px}.landing-feature-strip b{display:inline-block}.landing-feature-strip small{display:block;color:#8e98a8;margin-top:8px}
.landing-scroll-tip{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);z-index:3;color:#8e98a8;display:flex;align-items:center;gap:9px;font-size:12px}.landing-scroll-tip span{width:16px;height:25px;border:1px solid #667085;border-radius:99px;position:relative}.landing-scroll-tip span:after{content:"";position:absolute;left:50%;top:5px;width:4px;height:4px;border-radius:50%;background:#00d8ef;transform:translateX(-50%);animation:mouseDot 1.5s infinite}@keyframes mouseDot{to{top:15px;opacity:0}}
@media(max-width:960px){
  .landing-top{height:70px;padding:0 16px}.landing-nav button:not(:last-child){display:none}.landing-side-tools{display:none}
  .landing-hero{left:18px;right:18px;top:12vh;width:auto}.landing-hero h1{font-size:42px;letter-spacing:-1px}.landing-hero p{font-size:15px}
  .landing-showcase{right:-90px;top:48vh;width:520px;opacity:.45}.phone-shell{width:250px;height:390px;right:90px;top:30px}.waterfall{display:none}
  .landing-feature-strip{display:none}.landing-actions button{height:48px;padding:0 18px}.landing-chips{max-height:92px;overflow:hidden}
}
/* ===== YJ LANDING END ===== */