:root{color-scheme:dark;--bg:#0d0e12;--panel:#14151b;--elev:#1b1c24;--line:#292a34;--text:#f0eff3;--muted:#9695a4;--accent:#ee4053;--accent-text:#fff;--radius:16px;--font:Inter,Segoe UI,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 var(--font)}button,input,textarea,select{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{opacity:.45;cursor:wait}a{color:inherit;text-decoration:none}button{color:inherit;border:0;background:none}input,textarea,select{color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:11px 13px;min-width:0}select{padding:6px 10px;font-size:12px}input:focus,textarea:focus,select:focus{outline:1px solid var(--accent)}label{display:flex;flex-direction:column;gap:7px}h1,h2,h3,p{margin-top:0}h2{font-size:24px;letter-spacing:-.6px}h3{font-size:15px;margin:0}p{line-height:1.7}.hidden{display:none!important}.muted{color:var(--muted)}.small{font-size:12px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);font-weight:700}.brand{display:flex;align-items:center;gap:13px;font-weight:800;letter-spacing:2px}.brandmark{display:flex;align-items:center;justify-content:center;width:39px;height:39px;flex-shrink:0;border-radius:11px;background:var(--accent);color:var(--accent-text);font-weight:950;font-size:22px;transform:skew(-5deg)}.auth{min-height:100dvh;display:grid;grid-template-columns:1.15fr 1fr}.auth-story{position:relative;padding:48px 9%;overflow:hidden;background:radial-gradient(ellipse at 60% 65%,color-mix(in srgb,var(--accent) 12%,transparent),transparent 60%),var(--bg);border-right:1px solid var(--line)}.auth-story>.eyebrow{display:block;margin-top:80px}.auth-story h1{font-size:clamp(35px,4vw,62px);line-height:1.12;letter-spacing:-2.5px;margin:23px 0}.auth-story p{color:var(--muted);font-size:16px}.orbit{width:240px;height:240px;border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);border-radius:50%;margin:30px auto;display:grid;place-items:center;position:relative}.orbit:before{content:'';position:absolute;inset:25px;border:1px dashed color-mix(in srgb,var(--accent) 25%,transparent);border-radius:50%}.orb-core{font-size:100px;color:var(--accent);font-weight:950;transform:skew(-12deg);text-shadow:0 0 60px color-mix(in srgb,var(--accent) 40%,transparent)}.orbit-word{position:absolute;bottom:-5px;background:var(--bg);padding:0 12px;font-size:8px;letter-spacing:3px;color:var(--muted)}.auth-note{font-size:10px;line-height:1.9;color:var(--muted)}.auth-form{display:grid;place-items:center;padding:40px;background:var(--panel)}.form-inner{width:100%;max-width:380px}.form-inner h2{font-size:30px;margin:14px 0 8px}.form-inner form{display:grid;gap:15px;margin:27px 0 18px}.form-inner label{font-size:12px}.primary{background:var(--accent);color:var(--accent-text);border:1px solid var(--accent);border-radius:10px;padding:11px 17px;font-weight:650;white-space:nowrap}.secondary{border:1px solid var(--line);background:var(--elev);border-radius:10px;padding:10px 15px}.wide{width:100%;display:flex;justify-content:space-between}.theme-label{margin-top:20px;flex-direction:row;align-items:center;justify-content:space-between;color:var(--muted)}.error{color:var(--accent);padding-top:10px}.workspace{display:grid;grid-template-columns:76px 300px minmax(0,1fr);height:100dvh;overflow:hidden}.rail{display:flex;flex-direction:column;align-items:center;padding:22px 10px;gap:20px;border-right:1px solid var(--line);background:var(--bg)}.rail>.brandmark{margin-bottom:20px}.rail-btn{width:43px;height:43px;border-radius:12px;font-size:25px;color:var(--muted)}.rail-btn:hover,.rail-btn.active{color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent)}.rail-spacer{flex:1}.avatar{display:flex;align-items:center;justify-content:center;border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);border-radius:14px;background:color-mix(in srgb,var(--accent) 10%,var(--panel));color:var(--accent);font-weight:750;width:42px;height:42px;flex-shrink:0}.sidebar{display:flex;flex-direction:column;background:var(--panel);border-right:1px solid var(--line);padding:28px 20px 16px;min-width:0}.sidebar-brand{font-size:12px;letter-spacing:2px;font-weight:800}.sidebar-brand span{font-weight:400;color:var(--muted);letter-spacing:3px;margin-left:8px}.profile-line{display:flex;align-items:center;gap:8px;margin-top:17px;color:var(--muted);font-size:11px}.status-dot{width:6px;height:6px;border-radius:50%;background:#64c99c;display:inline-block}.badge{font-size:8px;border:1px solid var(--line);border-radius:4px;padding:1px 5px;margin-left:auto}.sidebar-title{display:flex;align-items:center;justify-content:space-between;margin-top:32px}.sidebar-title h2{font-size:23px;margin:0}.icon-btn{font-size:22px;padding:7px 10px;color:var(--muted)}.search{display:flex;margin:20px 0 25px;border:1px solid var(--line);border-radius:10px;background:var(--bg)}.search input{border:0;background:transparent;width:100%;font-size:12px}.search button{padding:0 13px}.section-label{font-size:9px;letter-spacing:1.7px;color:var(--muted);margin-bottom:14px}.contacts{flex:1;overflow:auto}.empty-small{font-size:12px;color:var(--muted);padding:15px 0}.contact{width:100%;display:flex;text-align:left;align-items:center;gap:11px;padding:13px 10px;margin:3px 0;border-radius:12px}.contact.active{background:color-mix(in srgb,var(--accent) 9%,var(--panel));box-shadow:inset 2px 0 var(--accent)}.contact-text{min-width:0}.contact-text strong{font-size:13px}.contact-text small{display:block;color:var(--muted);font-size:10px}.sidebar-footer{display:flex;align-items:center;gap:7px;font-size:9px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}.sidebar-footer span:last-child{margin-left:auto}.main{display:flex;flex-direction:column;min-width:0;background:radial-gradient(ellipse at 75% 30%,color-mix(in srgb,var(--accent) 3%,transparent),transparent 60%),var(--bg)}.topbar{height:86px;display:flex;align-items:center;gap:13px;padding:18px 30px;border-bottom:1px solid var(--line);flex-shrink:0}.topbar-end{margin-left:auto;display:flex;align-items:center;gap:16px}.dev-badge{font-size:8px;letter-spacing:1.4px;border:1px solid var(--line);border-radius:5px;padding:5px 8px;color:var(--muted)}.back{display:none}.chat-view{display:flex;flex-direction:column;flex:1;min-height:0}.messages{padding:25px 6%;overflow:auto;flex:1;display:flex;flex-direction:column;gap:13px}.welcome{margin:auto;text-align:center;padding:25px;max-width:540px}.welcome-mark{margin:0 auto 24px;width:90px;height:90px;border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);border-radius:28px;display:grid;place-items:center;font-size:54px;font-weight:950;color:var(--accent);box-shadow:0 0 70px color-mix(in srgb,var(--accent) 6%,transparent)}.welcome h2{margin-top:15px;font-size:28px}.welcome p{color:var(--muted);font-size:13px}.feature-chips{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:25px}.feature-chips span{font-size:10px;padding:6px 12px;border:1px solid var(--line);border-radius:7px;color:var(--muted)}.bubble{align-self:flex-start;background:var(--elev);border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:12px 16px;max-width:min(80%,650px);overflow-wrap:anywhere;white-space:pre-wrap}.bubble.mine{align-self:flex-end;border-radius:16px 16px 4px 16px;background:color-mix(in srgb,var(--accent) 13%,var(--panel));border-color:color-mix(in srgb,var(--accent) 20%,var(--line))}.bubble small{display:block;color:var(--muted);font-size:9px;margin-top:6px;white-space:normal}.bubble img,.bubble video{max-width:100%;max-height:300px;border-radius:10px;display:block}.bubble .file-link{display:block;text-align:left;color:var(--accent);margin-top:6px}.composer-wrap{padding:14px 5% 12px;border-top:1px solid var(--line)}.composer-options{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted);margin-bottom:10px;gap:8px}.composer-options label{flex-direction:row;align-items:center;gap:8px}.composer-options select{font-size:10px;padding:4px 6px}.composer{display:flex;align-items:flex-end;padding:9px;border:1px solid var(--line);border-radius:14px;background:var(--panel);gap:8px}.composer textarea{flex:1;resize:vertical;max-height:150px;border:0;background:transparent;padding:9px;font-size:13px}.attach{font-size:25px;cursor:pointer;padding:0 7px 4px;color:var(--muted)}.send-btn{width:38px;height:38px;background:var(--accent);color:var(--accent-text);border-radius:11px;font-size:23px}.composer-note{font-size:9px;text-align:center;color:var(--muted);margin-top:10px}.bottom-bar{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--line);padding:9px 25px;font-size:9px;color:var(--muted)}.bottom-bar label{flex-direction:row;align-items:center;gap:8px}.bottom-bar select{font-size:10px;max-width:150px;padding:4px 8px}.folder-view{overflow:auto;padding:35px;flex:1}.folder-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.folder-heading h2{margin:10px 0}.notice{border:1px solid var(--line);border-radius:12px;padding:15px;color:var(--muted);font-size:12px;line-height:1.8}.folder-list{display:flex;gap:15px;flex-wrap:wrap;margin:24px 0}.folder-card{padding:18px;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);min-width:160px;max-width:100%}.folder-card.active{border-color:var(--accent)}.folder-card strong{display:block;font-size:30px;color:var(--accent)}.folder-card small{display:block;color:var(--muted);font-size:10px}.folder-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:13px}.folder-actions h3{margin-right:auto}.upload{cursor:pointer}.file-row{display:flex;gap:10px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line);min-width:0}.file-row>div{flex:1;min-width:0;overflow-wrap:anywhere}.file-row small{display:block;color:var(--muted)}.toast{position:fixed;bottom:70px;left:50%;transform:translateX(-50%);background:var(--elev);border:1px solid var(--accent);padding:14px 20px;border-radius:12px;z-index:10;max-width:90vw;box-shadow:0 10px 40px #0005}dialog{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:20px;padding:30px;max-width:min(90vw,560px)}dialog::backdrop{background:#000a}dialog code{display:block;overflow-wrap:anywhere;color:var(--accent);padding:18px;background:var(--bg);border-radius:10px;margin:20px 0}.pixel{--font:ui-monospace,Consolas,monospace;--radius:2px}.pixel button,.pixel input,.pixel .avatar,.pixel .bubble,.pixel .brandmark{border-radius:2px}.pixel .welcome-mark:after{content:var(--motif,'');font-size:24px}.metal .main{background:linear-gradient(115deg,#ffffff04,transparent 30%,#ffffff07 50%,transparent 70%),var(--bg)}.matrix .main{background:repeating-linear-gradient(0deg,transparent,transparent 3px,#14ff6305 4px),var(--bg)}.flowers .welcome-mark:after{content:'✿';font-size:28px}.skulls .welcome-mark:after{content:'☠';font-size:28px}
@media(max-width:1100px){.workspace{grid-template-columns:66px 255px minmax(0,1fr)}.sidebar{padding:24px 15px 16px}.topbar{padding:15px 20px}.auth-story{padding:35px 8%}.auth-story>.eyebrow{margin-top:55px}.dev-badge{display:none}}
@media(orientation:portrait),(max-width:720px){.workspace{grid-template-columns:58px minmax(0,1fr)}.rail{padding:18px 7px;gap:16px}.rail>.brandmark{width:35px;height:35px}.sidebar{grid-column:2;grid-row:1;padding:24px}.main{grid-column:2;grid-row:1;display:none}.workspace.detail .sidebar{display:none}.workspace.detail .main{display:flex}.back{display:block}.topbar{height:74px;padding:10px 13px;gap:8px}.topbar .peer-avatar{width:34px;height:34px;border-radius:10px}.topbar-end{gap:0}.messages{padding:18px 12px}.bubble{max-width:92%}.composer-wrap{padding:10px}.composer-note{font-size:8px}.composer-options>span{display:none}.bottom-bar{padding:8px 12px}.folder-view{padding:22px 15px}.folder-heading{align-items:flex-start;flex-direction:column;margin-bottom:20px}.welcome{padding:16px}.welcome h2{font-size:23px}.auth{grid-template-columns:1fr}.auth-story{padding:25px 30px;border-right:0;border-bottom:1px solid var(--line)}.auth-story>.eyebrow{margin-top:30px}.auth-story h1{font-size:36px;letter-spacing:-1px}.auth-story p,.orbit,.auth-note{display:none}.auth-form{padding:30px 25px}.form-inner{max-width:430px}}
@media(orientation:landscape) and (max-height:550px){.rail{gap:5px;padding-top:10px;padding-bottom:10px}.rail>.brandmark{margin-bottom:5px}.rail-btn{height:34px}.topbar{height:60px}.sidebar{padding-top:15px}.sidebar-title{margin-top:15px}.composer-note{display:none}.composer-wrap{padding-top:5px;padding-bottom:5px}.messages{padding-top:12px}.auth-story>.eyebrow{margin-top:35px}.orbit{display:none}}
@media(max-width:370px){.workspace{grid-template-columns:48px minmax(0,1fr)}.rail{padding:15px 3px}.topbar h3{font-size:12px}.bottom-bar>span{font-size:8px}.bottom-bar select{max-width:110px}.composer{gap:0;padding:6px}.composer textarea{width:100px}.file-row{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

/* Keep the scroll area inside the viewport after media and orientation changes. */
.workspace{grid-template-rows:minmax(0,1fr)}.main,.sidebar,.messages{min-height:0}.main{overflow:hidden}.topbar>div:not(.topbar-end){min-width:0;overflow-wrap:anywhere}

#transfer-dialog{width:min(92vw,720px);max-height:90dvh;overflow:auto}#transfer-dialog input,#transfer-dialog progress{display:block;width:100%;margin:14px 0}#transfer-dialog button{margin:4px}.transfer-row{border-top:1px solid var(--line);padding:12px 0;overflow-wrap:anywhere}#transfer-status{overflow-wrap:anywhere}
.file-card{width:min(420px,90%);min-width:0;overflow-wrap:anywhere}.file-card-name{display:block;font-size:14px;margin-bottom:4px}.file-card-progress{display:block;width:100%;height:8px;margin:10px 0}.file-card-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.file-card-actions .secondary{padding:8px 11px}.file-card-preview{display:block;max-width:100%;max-height:300px;object-fit:contain;border-radius:9px;margin-top:9px}.file-card-preview[hidden]{display:none}.file-card small{display:block;margin-top:9px}.file-preview-dialog{width:min(92vw,750px);max-height:85dvh;overflow:auto}.file-preview-dialog pre{white-space:pre-wrap;word-break:break-all;max-height:45dvh;overflow:auto;font-size:11px}.file-preview-dialog button{margin:6px}@media(max-width:420px){.file-card{width:100%;max-width:100%}.file-card-actions button{flex:1 1 auto}}

/* Visible account exit in both mobile views, including a scrollable short rail. */
.rail{overflow-y:auto;overscroll-behavior:contain}.rail-btn,.rail>.avatar{flex-shrink:0}.logout-labeled{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;height:48px}.logout-label{font-size:10px;font-weight:650;line-height:1.2}.account-logout{font-size:11px;padding:8px 10px;flex-shrink:0}.sidebar>.account-logout{margin-top:12px;align-self:flex-start}.topbar-end .account-logout{margin-right:4px}
@media(max-width:370px){.topbar .peer-avatar{display:none}.topbar-end .account-logout{padding:8px 7px}}

.folder-mode-choice{display:flex;flex-direction:row;align-items:flex-start;gap:12px;border:1px solid var(--line);border-radius:12px;padding:15px;margin:12px 0;cursor:pointer}.folder-mode-choice input{flex:0 0 auto;margin-top:4px}.folder-mode-choice span{min-width:0;overflow-wrap:anywhere}.folder-mode-choice small{display:block;color:var(--muted);font-size:12px;line-height:1.6;margin-top:6px}.direct-tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.direct-panel{min-width:0}.direct-panel progress{width:100%;margin-bottom:12px}.direct-pending-row{padding:12px;border:1px solid var(--line);border-radius:10px;margin-top:12px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.direct-panel .file-row{flex-wrap:wrap}.direct-panel .file-row>div{flex:1 1 100%;min-width:0}.direct-panel .file-row button{font-size:12px;padding:9px 12px}#folder-mode-dialog{max-height:90dvh;overflow:auto}#folder-mode-dialog>button{margin:5px}

/* Touch controls keep their target size in every orientation; the rail scrolls. */
.primary,.secondary,.icon-btn,.file-link,.rail-btn{min-height:44px}.rail-btn{min-width:44px}.composer-options select,.bottom-bar select{min-height:44px}.profile-line{flex-wrap:wrap}.profile-line #my-name{min-width:0;flex:1;overflow-wrap:anywhere}.profile-line .badge{margin-left:0}.topbar h3{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-end{flex-shrink:0}.folder-mode-choice{min-height:88px}.folder-mode-choice input{min-height:20px;min-width:20px}.direct-tools button{min-height:44px}.direct-panel .file-row button{min-height:44px}
.send-btn,.attach{min-height:44px;min-width:44px}.composer textarea{min-height:44px}.search button{min-width:44px;min-height:44px}.sidebar{overflow:auto}.composer-options{font-size:12px}.composer-options select,.bottom-bar select{font-size:12px}

.contact-text strong,.contact-text small{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.access-members{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.access-members button{max-width:100%;overflow-wrap:anywhere}.permission-row{flex-direction:row;align-items:center;gap:12px;min-height:44px;margin:4px 0}.permission-row input{width:20px;height:20px;min-width:20px}.permission-row span{min-width:0;overflow-wrap:anywhere}#folder-access-dialog{max-height:90dvh;overflow:auto}#folder-access-dialog input:not([type=checkbox]){width:100%}

/* TXT editor: readable in all themes, bounded in phone/tablet viewports. */
.text-editor-dialog{width:min(48rem,calc(100vw - 24px));max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);box-sizing:border-box;overflow:auto}
.text-editor-dialog h2{overflow-wrap:anywhere}.text-editor-dialog textarea{display:block;width:100%;box-sizing:border-box;min-height:120px;height:42dvh;max-height:52dvh;resize:vertical;font:16px/1.45 ui-monospace,monospace;color:var(--text);background:var(--panel);border:1px solid var(--line);padding:12px;white-space:pre;overflow:auto}
.text-editor-actions{display:flex;flex-wrap:wrap;gap:8px}.text-editor-actions button{min-height:44px}#text-editor-status{overflow-wrap:anywhere}
@media(max-height:480px){.text-editor-dialog textarea{height:32dvh;min-height:90px}.text-editor-dialog p{margin:6px 0}}

.composer-timer-note{font-size:12px;line-height:1.5;overflow-wrap:anywhere;margin:4px 0 8px;color:var(--muted)}#transfer-expiry-notice{color:var(--text);padding:8px 10px;border:1px solid var(--line);border-radius:8px}.composer-options{flex-wrap:wrap}

#local-folder-picker{width:min(580px,calc(100vw - 24px));box-sizing:border-box;max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);overflow:auto}#local-folder-picker input{width:100%;box-sizing:border-box;min-width:0}#local-folder-picker p{overflow-wrap:anywhere}#local-folder-picker .direct-tools button{white-space:normal}
.local-owner-panel{max-width:760px;margin:24px auto;padding:20px;overflow-wrap:anywhere}.local-owner-panel a.secondary{display:inline-flex;align-items:center;padding:12px;text-decoration:none;border:1px solid var(--line);border-radius:10px}