/* RC390 — authenticated world home, content-first and mobile-first */
:root{--rc390-bg:#080a10;--rc390-card:#10131b;--rc390-line:rgba(255,255,255,.09);--rc390-soft:rgba(255,255,255,.62);--rc390-muted:rgba(255,255,255,.46);--rc390-violet:#7c5cff;--rc390-blue:#3b82f6;--rc390-cyan:#38bdf8;--rc390-live:#ff3f67}
.rc390-home{width:min(1120px,100%);margin:0 auto;padding:10px 18px calc(118px + env(safe-area-inset-bottom,0px));display:grid;gap:30px;color:#f7f8fb;box-sizing:border-box}
.rc390-home *{box-sizing:border-box}.rc390-home a{-webkit-tap-highlight-color:transparent}
.rc390-intro{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:4px 0 0}.rc390-userline{display:flex;align-items:center;gap:12px;min-width:0}.rc390-avatar{width:50px;height:50px;flex:0 0 50px;border-radius:17px;overflow:hidden;display:grid;place-items:center;text-decoration:none;color:#fff;background:linear-gradient(145deg,#755cff,#2d8fff);box-shadow:0 10px 28px rgba(74,77,255,.2)}.rc390-avatar img{width:100%;height:100%;object-fit:cover}.rc390-avatar span{font-size:1.12rem;font-weight:900}.rc390-welcome{min-width:0}.rc390-welcome small,.rc390-section-head>div>span,.rc390-journey-head small{font-size:.64rem;font-weight:900;letter-spacing:.18em;color:rgba(255,255,255,.48)}.rc390-welcome h1{margin:3px 0;font-size:clamp(1.25rem,3vw,1.8rem);letter-spacing:-.035em;line-height:1.05;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rc390-welcome p{margin:0;color:var(--rc390-muted);font-size:.76rem}.rc390-passport{height:44px;padding:0 14px;border:1px solid var(--rc390-line);border-radius:14px;display:flex;align-items:center;gap:8px;text-decoration:none;color:#fff;background:rgba(255,255,255,.035);font-size:.78rem;white-space:nowrap}.rc390-passport span{color:#a993ff}.rc390-passport i{font-style:normal;color:var(--rc390-muted)}
.rc390-stories{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;padding:1px 0 3px}.rc390-stories::-webkit-scrollbar{display:none}.rc390-story{width:66px;flex:0 0 66px;display:grid;gap:7px;justify-items:center;text-decoration:none;color:#fff}.rc390-story-ring,.rc390-story-add>span{width:58px;height:58px;border-radius:50%;display:grid;place-items:center}.rc390-story-ring{padding:2px;background:linear-gradient(145deg,#ff3f67,#755cff,#38bdf8)}.rc390-story-ring img,.rc390-story-ring i{width:100%;height:100%;border-radius:50%;object-fit:cover;border:3px solid #090b11;background:#171a23;display:grid;place-items:center;font-style:normal;font-weight:900}.rc390-story.is-viewed .rc390-story-ring{background:#ffffff20}.rc390-story-add>span{border:1px dashed rgba(255,255,255,.24);background:rgba(255,255,255,.035);font-size:1.45rem}.rc390-story small{width:66px;text-align:center;font-size:.68rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:rgba(255,255,255,.72)}
.rc390-world-tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:1px 0}.rc390-world-tabs::-webkit-scrollbar{display:none}.rc390-world-tabs a{flex:0 0 auto;min-height:39px;padding:0 15px;border-radius:999px;border:1px solid var(--rc390-line);display:flex;align-items:center;gap:7px;color:rgba(255,255,255,.65);text-decoration:none;font-weight:850;font-size:.78rem;background:rgba(255,255,255,.025)}.rc390-world-tabs a.active{color:#fff;border-color:rgba(124,92,255,.45);background:linear-gradient(135deg,rgba(124,92,255,.23),rgba(59,130,246,.12))}.rc390-world-tabs b{min-width:18px;height:18px;padding:0 5px;border-radius:9px;display:grid;place-items:center;background:var(--rc390-live);color:white;font-size:.63rem}
.rc390-section,.rc390-feature-section{display:grid;gap:13px}.rc390-section-head{display:flex;align-items:end;justify-content:space-between;gap:12px}.rc390-section-head h2{margin:4px 0 0;font-size:clamp(1.32rem,3vw,1.85rem);letter-spacing:-.04em;line-height:1.05}.rc390-section-head a{color:rgba(255,255,255,.55);text-decoration:none;font-size:.76rem;font-weight:800;white-space:nowrap}.rc390-section-head .live{color:#ff718e}.rc390-section-head .live i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--rc390-live);box-shadow:0 0 0 5px rgba(255,63,103,.12);margin-right:6px}
.rc390-feature{position:relative;min-height:clamp(390px,58vw,620px);border-radius:28px;overflow:hidden;border:1px solid var(--rc390-line);background:#0f1219;color:#fff;text-decoration:none;isolation:isolate;box-shadow:0 18px 60px rgba(0,0,0,.28)}.rc390-feature-media{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 50% 30%,#2b2550,#0c0e15 68%);overflow:hidden}.rc390-feature-media>img,.rc390-feature-media>video{width:100%;height:100%;object-fit:cover}.rc390-feature-gradient{position:absolute;z-index:2;inset:0;background:linear-gradient(180deg,rgba(3,5,10,.05) 28%,rgba(3,5,10,.24) 50%,rgba(3,5,10,.92) 100%)}.rc390-feature-copy{position:absolute;z-index:3;left:0;right:0;bottom:0;padding:clamp(18px,3vw,30px);display:grid;gap:11px}.rc390-author{display:flex;align-items:center;gap:10px}.rc390-author img,.rc390-author i{width:39px;height:39px;border-radius:50%;object-fit:cover;background:#222630;display:grid;place-items:center;font-style:normal;font-size:.85rem;font-weight:900;border:1px solid rgba(255,255,255,.16)}.rc390-author>span{display:grid}.rc390-author b{font-size:.9rem}.rc390-author small{font-size:.72rem;color:rgba(255,255,255,.58)}.rc390-feature-copy p{max-width:760px;margin:0;font-size:clamp(.92rem,2vw,1.08rem);line-height:1.5;color:rgba(255,255,255,.92)}.rc390-feature-copy footer,.rc390-post footer{display:flex;gap:15px;color:rgba(255,255,255,.62);font-size:.74rem}.rc390-play{position:absolute;z-index:2;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.48);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.16);font-size:1.2rem}.rc390-play.small{width:42px;height:42px;font-size:.92rem}.rc390-audio{display:grid;place-items:center;align-content:center;gap:6px;background:radial-gradient(circle at 45% 35%,rgba(124,92,255,.65),#11141c 65%);color:#fff}.rc390-audio>span{font-size:2.4rem}.rc390-text-visual{display:grid;place-items:center;align-content:center;gap:8px;color:#fff}.rc390-text-visual span{font-size:3rem;color:#8ca8ff}.rc390-text-visual strong{letter-spacing:.22em;font-size:.8rem}.rc390-feature-empty{display:grid;place-items:center;text-align:center;padding:30px;background:radial-gradient(circle at 50% 18%,rgba(85,70,180,.36),transparent 48%),#0d1017}.rc390-feature-empty>div{max-width:520px}.rc390-feature-empty>div>span{font-size:2.5rem;color:#9c88ff}.rc390-feature-empty h2{font-size:clamp(1.8rem,5vw,3rem);margin:10px 0}.rc390-feature-empty p{color:var(--rc390-soft);line-height:1.5}.rc390-feature-empty a{display:inline-flex;margin-top:10px;padding:12px 17px;border-radius:14px;background:#fff;color:#090b11;text-decoration:none;font-weight:900}
.rc390-actionbar{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.rc390-actionbar>a{min-height:70px;border:1px solid var(--rc390-line);border-radius:18px;background:rgba(255,255,255,.03);display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:10px;align-items:center;padding:12px 13px;color:#fff;text-decoration:none}.rc390-actionbar>a>span{grid-row:1/3;width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:rgba(255,255,255,.065);font-size:1.15rem}.rc390-actionbar>a.create>span{background:linear-gradient(145deg,#765cff,#3b82f6);box-shadow:0 8px 24px rgba(83,76,255,.28)}.rc390-actionbar b{font-size:.82rem}.rc390-actionbar small{font-size:.67rem;color:var(--rc390-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rc390-live-dot{width:10px!important;height:10px!important;border-radius:50%!important;background:var(--rc390-live)!important;box-shadow:0 0 0 6px rgba(255,63,103,.11)!important;margin:0 12px!important}
.rc390-live-strip{display:flex;gap:11px;overflow:auto;scrollbar-width:none}.rc390-live-strip::-webkit-scrollbar{display:none}.rc390-live-card{width:180px;flex:0 0 180px;display:grid;gap:5px;text-decoration:none;color:#fff}.rc390-live-media{height:132px;border-radius:21px;overflow:hidden;position:relative;display:grid;place-items:center;background:radial-gradient(circle at 50% 30%,#413466,#12151d 62%)}.rc390-live-media img{width:100%;height:100%;object-fit:cover}.rc390-live-media>span{font-size:2rem;font-weight:900}.rc390-live-media b{position:absolute;left:9px;top:9px;padding:5px 8px;border-radius:8px;background:var(--rc390-live);font-size:.64rem;letter-spacing:.08em}.rc390-live-card strong{font-size:.83rem}.rc390-live-card small{font-size:.69rem;color:var(--rc390-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rc390-feed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.rc390-post{border:1px solid var(--rc390-line);border-radius:23px;overflow:hidden;background:rgba(255,255,255,.025);color:#fff;text-decoration:none;min-width:0}.rc390-post-media{height:260px;position:relative;display:grid;place-items:center;background:#10131a;overflow:hidden}.rc390-post-media img,.rc390-post-media video{width:100%;height:100%;object-fit:cover}.rc390-post-body{padding:13px;display:grid;gap:9px}.rc390-author.compact img,.rc390-author.compact i{width:32px;height:32px}.rc390-author.compact b{font-size:.78rem}.rc390-author.compact small{font-size:.66rem}.rc390-post p{margin:0;font-size:.81rem;line-height:1.45;color:rgba(255,255,255,.82)}
.rc390-world-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.rc390-world-grid>a{min-height:102px;border:1px solid var(--rc390-line);border-radius:21px;background:linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.018));padding:16px;display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:11px;text-decoration:none;color:#fff}.rc390-world-grid i{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;background:rgba(124,92,255,.13);color:#ae9bff;font-style:normal;font-size:1.15rem}.rc390-world-grid span{display:grid;gap:3px}.rc390-world-grid b{font-size:.88rem}.rc390-world-grid small{font-size:.7rem;line-height:1.35;color:var(--rc390-muted)}.rc390-world-grid em{font-style:normal;color:rgba(255,255,255,.42)}
.rc390-creators{display:flex;gap:10px;overflow:auto;scrollbar-width:none}.rc390-creators::-webkit-scrollbar{display:none}.rc390-creator{width:142px;flex:0 0 142px;border:1px solid var(--rc390-line);background:rgba(255,255,255,.025);border-radius:20px;padding:14px 10px;text-decoration:none;color:#fff;text-align:center;display:grid;justify-items:center;gap:4px}.rc390-creator>div{width:58px;height:58px;border-radius:19px;overflow:hidden;background:linear-gradient(145deg,#765cff,#2e91ff);display:grid;place-items:center;font-weight:900}.rc390-creator img{width:100%;height:100%;object-fit:cover}.rc390-creator strong{font-size:.78rem;margin-top:5px;max-width:118px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rc390-creator small{font-size:.66rem;color:var(--rc390-muted)}.rc390-creator em{font-size:.62rem;font-style:normal;color:rgba(255,255,255,.65);margin-top:2px}
.rc390-journey{border:1px solid rgba(124,92,255,.22);border-radius:23px;background:linear-gradient(145deg,rgba(124,92,255,.09),rgba(59,130,246,.035));padding:17px;display:grid;gap:13px}.rc390-journey-head{display:grid;grid-template-columns:1fr minmax(100px,220px);align-items:center;gap:14px}.rc390-journey-head>span{display:grid;gap:3px}.rc390-journey-head b{font-size:.86rem}.rc390-journey-head>div{height:7px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}.rc390-journey-head i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#765cff,#3b82f6)}.rc390-journey-links{display:flex;gap:8px;flex-wrap:wrap}.rc390-journey-links a{padding:9px 11px;border:1px solid var(--rc390-line);border-radius:12px;text-decoration:none;color:#fff;font-size:.7rem;font-weight:800;background:rgba(255,255,255,.025)}.rc390-journey-links span{color:#9eaaff;margin-left:6px}
.rc390-home-foot{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding-top:4px}.rc390-home-foot a{border-top:1px solid var(--rc390-line);padding:13px 8px 0;text-align:center;text-decoration:none;color:#fff;display:grid;gap:2px}.rc390-home-foot b{font-size:.86rem}.rc390-home-foot span{font-size:.64rem;color:var(--rc390-muted)}
@media(min-width:900px){.rc390-home{padding-top:22px}.rc390-feature{min-height:560px}.rc390-feed-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.rc390-post-media{height:240px}.rc390-world-grid{grid-template-columns:repeat(4,1fr)}.rc390-world-grid>a{grid-template-columns:40px 1fr;align-content:center}.rc390-world-grid em{display:none}}
@media(max-width:700px){.rc390-home{padding:6px 10px calc(96px + env(safe-area-inset-bottom,0px));gap:23px}.rc390-intro{padding-top:0}.rc390-avatar{width:44px;height:44px;flex-basis:44px;border-radius:15px}.rc390-welcome small{font-size:.58rem}.rc390-welcome h1{font-size:1.22rem}.rc390-welcome p{font-size:.68rem}.rc390-passport{height:38px;padding:0 10px;font-size:.7rem}.rc390-passport b{display:none}.rc390-stories{margin-right:-10px;padding-right:10px}.rc390-world-tabs{margin-right:-10px;padding-right:10px}.rc390-feature{min-height:min(98vw,460px);border-radius:24px}.rc390-feature-copy{padding:17px}.rc390-feature-copy p{font-size:.88rem}.rc390-actionbar{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.rc390-actionbar>a{min-height:64px;border-radius:16px;padding:10px 8px;grid-template-columns:1fr;grid-template-rows:auto auto;justify-items:center;text-align:center;gap:4px}.rc390-actionbar>a>span{grid-row:auto;width:30px;height:30px;border-radius:10px;font-size:1rem}.rc390-actionbar small{display:none}.rc390-live-dot{margin:0!important}.rc390-feed-grid{grid-template-columns:1fr}.rc390-post-media{height:min(78vw,380px)}.rc390-world-grid{grid-template-columns:1fr}.rc390-world-grid>a{min-height:86px;padding:13px}.rc390-section-head h2{font-size:1.35rem}.rc390-section-head>a{font-size:.69rem}.rc390-journey-head{grid-template-columns:1fr}.rc390-home-foot{grid-template-columns:repeat(4,1fr);gap:4px}.rc390-home-foot a{padding-left:3px;padding-right:3px}.rc390-home-foot span{font-size:.58rem}}
@media(max-width:390px){.rc390-passport{display:none}.rc390-actionbar b{font-size:.73rem}}
@media(prefers-reduced-motion:reduce){.rc390-home *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* RC390 home owns its horizontal canvas; the shell still owns top/bottom safe areas. */
body.nx-world-shell-on>.page:has(.rc390-home){padding-left:0!important;padding-right:0!important}