.bridge{width:min(76vw,280px);height:auto;overflow:visible}.bridge__bank{stroke:var(--hairline-strong);stroke-width:1;stroke-linecap:round}.bridge__river circle{fill:var(--hairline-strong);opacity:0;animation:river-kindle .9s var(--ease-out) forwards;animation-delay:calc(var(--i) * 26ms)}@keyframes river-kindle{0%{opacity:0}to{opacity:.75}}.bridge__flight{opacity:0;animation:magpie-fly 1.8s linear forwards;animation-delay:calc(var(--i) * 115ms + .25s)}@keyframes magpie-fly{0%{translate:-140px 30px;opacity:0}10%{opacity:1}22%{translate:-104px 14px}32%{translate:-88px 20px}43%{translate:-66px 4px}53%{translate:-52px 10px}63%{translate:-35px -2px}72%{translate:-25px 3px}84%{translate:-11px 4px}93%{translate:-2px -5px}to{translate:0 0;opacity:1}}.bridge__wing{fill:none;stroke:var(--ink-soft);vector-effect:non-scaling-stroke;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;transform-box:fill-box;transform-origin:center;animation:magpie-flap 1.8s linear forwards;animation-delay:calc(var(--i) * 115ms + .25s)}@keyframes magpie-flap{0%{transform:scaleY(1)}6%{transform:scaleY(.28) scaleX(1.08)}14%{transform:scaleY(1.04)}22%{transform:scaleY(.3) scaleX(1.07)}32%{transform:scaleY(1.02)}38%{transform:scaleY(.34) scaleX(1.06)}48%{transform:scaleY(1)}55%{transform:scaleY(.46) scaleX(1.04)}63%{transform:scaleY(.98)}69%{transform:scaleY(.58) scaleX(1.02)}75%{transform:scaleY(.94)}84%{transform:scaleY(.9)}93%{transform:scaleY(.72) scaleX(1.03)}to{transform:scaleY(1)}}@media(prefers-reduced-motion:reduce){.bridge__flight{opacity:1;animation:none;translate:0 0}.bridge__wing{animation:none}.bridge__river circle{opacity:.75;animation:none}}.starfield{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.starfield__star{fill:var(--yinhe);opacity:var(--o, .5);shape-rendering:geometricPrecision}.starfield{opacity:.28}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .starfield{opacity:1}:root:not([data-theme=light]) .starfield__star{fill:#dce8f2}}:root[data-theme=light] .starfield{opacity:.28}:root[data-theme=light] .starfield__star{fill:var(--yinhe)}:root[data-theme=dark] .starfield{opacity:1}:root[data-theme=dark] .starfield__star{fill:#dce8f2}.starfield{animation:sky-drift 140s ease-in-out infinite alternate}@keyframes sky-drift{0%{transform:translateZ(0) scale(1)}to{transform:translate3d(-1.2%,.8%,0) scale(1.03)}}.starfield__star--live{animation:star-breathe var(--dur, 7s) ease-in-out infinite}@keyframes star-breathe{0%,to{opacity:var(--o, .5)}50%{opacity:calc(var(--o, .5) * .3)}}@media(prefers-reduced-motion:reduce){.starfield,.starfield__star--live{animation:none}}.auth{position:relative;display:flex;flex-direction:column;height:100%;padding:calc(var(--safe-top) + var(--s4)) var(--s5) calc(var(--safe-bottom) + var(--s4));background:radial-gradient(130% 55% at 50% 0%,rgb(184 199 209 / .28),transparent 72%),var(--bg);overflow:hidden}.auth>*:not(.starfield){position:relative;z-index:1}.auth__lang{display:flex;justify-content:flex-end;gap:var(--s1)}.auth__lang-btn{position:relative;padding:var(--s2) var(--s2);font-size:var(--text-label);font-weight:600;color:var(--ink-faint);transition:color var(--t-quick) var(--ease)}.auth__lang-btn--on{color:var(--ink)}.auth__lang-btn--on:after{content:"";position:absolute;left:var(--s2);right:var(--s2);bottom:2px;height:1.5px;background:var(--seal);border-radius:1px}.auth__stage{flex:1;display:grid;place-items:center;min-height:0;overflow-y:auto;padding-block:var(--s4)}.acard{width:100%;max-width:26rem;display:flex;flex-direction:column;gap:var(--s4);padding:var(--s6);border-radius:var(--r-card);background:var(--surface-raised);box-shadow:var(--shadow-lift);animation:card-in var(--t-base) var(--ease-out) both}@keyframes card-in{0%{opacity:0;transform:translate(18px) scale(.98)}to{opacity:1;transform:none}}.acard--hero{align-items:center;text-align:center;gap:var(--s3);background:transparent;box-shadow:none}.acard--hero .bridge{margin-bottom:var(--s5)}.acard__mark{font-size:3.25rem;line-height:1;letter-spacing:.14em;text-indent:.14em;color:var(--ink)}.acard__tagline{color:var(--ink-soft);max-width:20rem}.acard--hero .acard__actions{width:100%;margin-top:var(--s5)}.acard__eyebrow{color:var(--ink-faint)}.acard__title{font-size:var(--text-title);font-weight:600;line-height:1.3}.acard__body{color:var(--ink-soft);font-size:var(--text-small)}.acard__note{padding-left:var(--s4);border-left:2px solid var(--theirs-edge);color:var(--ink);font-style:italic}.acard__notice{padding:var(--s3);border-radius:var(--r-tight);background:var(--bg-sunk);color:var(--ink-soft);font-size:var(--text-label)}.acard__error{padding:var(--s3);border-radius:var(--r-tight);background:color-mix(in srgb,var(--danger) 10%,transparent);color:var(--danger);font-size:var(--text-small)}.acard__actions{display:flex;flex-direction:column;gap:var(--s2);margin-top:var(--s1)}.field{display:flex;flex-direction:column;gap:var(--s2)}.field__label{color:var(--ink-faint)}.field__input{width:100%;padding:var(--s3) var(--s4);border-radius:var(--r-tight);background:var(--surface);color:var(--ink);box-shadow:inset 0 0 0 1px var(--hairline);font-size:var(--text-body);transition:box-shadow var(--t-quick) var(--ease)}.field__input:focus{outline:none;box-shadow:inset 0 0 0 1.5px var(--accent)}.field__input--bad{box-shadow:inset 0 0 0 1.5px var(--danger)}.field__error{font-size:var(--text-label);color:var(--danger)}.field__hint{font-size:var(--text-label);color:var(--ink-faint)}.btn{padding:var(--s4) var(--s5);border-radius:var(--r-tight);font-size:var(--text-body);font-weight:600;text-align:center;transition:transform var(--t-quick) var(--ease),opacity var(--t-quick) var(--ease),background-color var(--t-quick) var(--ease)}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.4;cursor:default}.btn--primary{background:var(--mine);color:var(--mine-ink);box-shadow:var(--shadow-card)}.btn--quiet{color:var(--ink-soft);box-shadow:inset 0 0 0 1px var(--hairline)}.btn--danger{color:var(--danger);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--danger) 40%,transparent)}.acard--working{align-items:center;text-align:center}.pow{display:grid;place-items:center;padding:var(--s4) 0 var(--s2)}.pow__seal{display:grid;place-items:center;width:72px;height:72px;border-radius:var(--r-seal);color:var(--seal);box-shadow:inset 0 0 0 2px currentColor;animation:pow-breathe 1.8s var(--ease) infinite}.pow__glyph{font-family:var(--font-cjk-serif);font-size:34px;font-weight:600;line-height:1}@keyframes pow-breathe{0%,to{opacity:.55;transform:scale(.97)}50%{opacity:1;transform:scale(1)}}.pow__count{font-family:var(--font-mono);font-size:var(--text-label);font-variant-numeric:tabular-nums;color:var(--ink-faint)}@media(prefers-reduced-motion:reduce){.acard{animation:none}.pow__seal{animation:none;opacity:.8}}.field__input--code{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase}.field__input--code::placeholder{letter-spacing:.08em;text-transform:none}.field__input--otp{font-size:1.6rem;letter-spacing:.42em;text-align:center;text-indent:.42em;padding-block:var(--s4)}@media(max-height:480px)and (orientation:landscape){.field__input--otp{font-size:1.2rem;letter-spacing:.3em;text-indent:.3em;padding-block:var(--s3)}}.auth__foot{text-align:center;font-size:var(--text-label);color:var(--ink-faint);max-width:26rem;margin-inline:auto}@media(min-width:900px){.acard{max-width:27rem;padding:var(--s7) var(--s6)}.acard--hero{max-width:36rem;border:none;box-shadow:none}.acard--hero .bridge{width:min(46vw,420px);margin-bottom:var(--s6)}.acard--hero .acard__mark{font-size:4.25rem}.acard--hero .acard__tagline{font-size:var(--text-lead)}.acard--hero .acard__actions{max-width:22rem}}.reccode{position:relative;z-index:1;display:flex;flex-direction:column;gap:var(--s3);width:100%;max-width:30rem;margin-inline:auto;padding:var(--s5)}.reccode__eyebrow{color:var(--ink-faint)}.reccode__title{font-size:var(--text-title);font-weight:600;line-height:1.25}.reccode__code{margin-block:var(--s2);padding:var(--s4) var(--s3);border-radius:var(--r-tight);background:var(--bg-sunk);border:1px dashed var(--hairline-strong);font-family:var(--font-mono);font-size:1.15rem;line-height:1.8;letter-spacing:.1em;text-align:center;word-break:break-word;user-select:all;-webkit-user-select:all}.reccode__body{color:var(--ink-soft);font-size:var(--text-small)}.reccode__actions{display:flex;gap:var(--s2)}.reccode__actions .btn{flex:1}.reccode .btn--primary[data-kept=false]{opacity:.72}.reccode__warn{margin-top:var(--s1);padding-top:var(--s3);border-top:1px solid var(--hairline);color:var(--ink-faint);font-size:var(--text-label)}@media(max-width:599px)and (orientation:portrait){.reccode{min-height:100%;justify-content:center;padding:var(--s5) var(--s4) calc(var(--safe-bottom) + var(--s5))}.reccode__body{margin-bottom:auto}}@media(max-height:480px)and (orientation:landscape){.reccode{display:grid;grid-template-columns:1.1fr 1fr;grid-template-areas:"eyebrow actions" "code    actions" "code    warn";align-content:center;column-gap:var(--s5);max-width:46rem;padding-block:var(--s3)}.reccode__eyebrow{grid-area:eyebrow}.reccode__title{grid-area:eyebrow;align-self:end;margin-top:1.2em;font-size:var(--text-lead)}.reccode__code{grid-area:code;align-self:start;margin:0;font-size:1rem}.reccode__body{display:none}.reccode__actions,.reccode .btn--primary{grid-area:actions}.reccode__actions{align-self:start;flex-direction:column}.reccode .btn--primary{align-self:end}.reccode__warn{grid-area:warn;border-top:none;padding-top:0}}@media(min-width:600px)and (max-width:899px)and (orientation:portrait){.reccode{max-width:34rem;gap:var(--s4);padding:var(--s7) var(--s6)}.reccode__code{padding:var(--s5) var(--s4);font-size:1.5rem;line-height:2}.reccode__title{font-size:1.9rem}}@media(min-width:900px){.reccode{max-width:38rem;gap:var(--s4);padding:var(--s7);border-radius:var(--r-card);background:var(--surface-raised);border:1px solid var(--line);box-shadow:var(--shadow-card)}.reccode__code{font-size:1.6rem;letter-spacing:.14em}.reccode__actions .btn:hover{border-color:var(--ink-faint)}}.avatar{position:relative;flex:none;display:inline-block;width:var(--avatar-size);height:var(--avatar-size)}.avatar__seal{display:grid;place-items:center;width:100%;height:100%;border-radius:var(--r-seal);color:#fff;font-family:var(--font-latin);font-size:calc(var(--avatar-size) * .42);font-weight:600;letter-spacing:.02em;line-height:1;user-select:none}.avatar__seal--han{font-family:var(--font-cjk-serif);font-size:calc(var(--avatar-size) * .5);letter-spacing:0}.avatar__photo{width:100%;height:100%;border-radius:var(--r-seal);object-fit:cover;background:var(--bg-sunk);user-select:none}.avatar__dot{position:absolute;right:-2px;bottom:-2px;width:11px;height:11px;border-radius:50%;background:var(--ink-faint);box-shadow:0 0 0 2.5px var(--surface);transition:background-color var(--t-base) var(--ease)}.avatar__dot--on{background:var(--positive)}.ring{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:var(--s5);background:color-mix(in srgb,var(--ink) 32%,transparent)}.ring__card{display:grid;justify-items:center;gap:var(--s3);width:min(20rem,100%);padding:var(--s5);border-radius:var(--r-tight);background:var(--surface-raised);box-shadow:var(--shadow-lift);text-align:center;animation:ring-in var(--t-quick) var(--ease-out) both}.ring__portrait{position:relative;display:grid;place-items:center}.ring__pulse{position:absolute;inset:-10px;border-radius:50%;border:2px solid var(--ink-faint);opacity:0;animation:ring-pulse 1.6s var(--ease) infinite}.ring__title{font-size:var(--text-body, 1rem);color:var(--ink)}.ring__mode{font-size:var(--text-small);color:var(--ink-faint)}.ring__actions{display:flex;gap:var(--s3);margin-top:var(--s2)}@keyframes ring-in{0%{opacity:0;transform:scale(.96) translateY(6px)}to{opacity:1;transform:none}}@keyframes ring-pulse{0%{opacity:.7;transform:scale(.9)}to{opacity:0;transform:scale(1.25)}}@media(prefers-reduced-motion:reduce){.ring__pulse{animation:none}}.nav{display:flex;align-items:stretch;flex-shrink:0;background:var(--surface);border-top:1px solid transparent;border-image:var(--rule-brush);padding-bottom:var(--safe-bottom)}.nav__tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:var(--s2) 0 var(--s1);border:0;background:none;color:var(--ink-faint);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:color var(--t-quick) var(--ease)}.nav__tab--on{color:var(--accent)}@media(hover:hover)and (pointer:fine){.nav__tab:not(.nav__tab--on):hover{color:var(--ink-soft)}}.nav__glyph{position:relative;display:grid;place-items:center;width:44px;height:27px;border-radius:999px;transition:background var(--t-quick) var(--ease)}.nav__tab--on .nav__glyph{background:color-mix(in srgb,var(--accent) 13%,transparent)}.nav__label{font-size:var(--text-micro);line-height:1.2}.nav__tab--on .nav__label{font-weight:600}.nav__count{position:absolute;top:-5px;right:1px;min-width:17px;padding:1px 4px;border-radius:999px;background:var(--accent);color:var(--mine-ink);font-size:var(--text-micro);font-variant-numeric:tabular-nums;line-height:1.3;text-align:center;box-shadow:0 0 0 2px var(--surface)}.nav__count--summons{background:var(--seal);color:var(--seal-ink)}.nav__tab .avatar{display:block}@media(min-width:600px)and (max-width:899.9px),(max-height:500px){.nav--bar{flex-direction:column;align-items:stretch;justify-content:center;gap:var(--s5);width:74px;padding:var(--s4) 0;padding-bottom:var(--s4);padding-left:var(--safe-left);border-top:0;border-image:none;border-right:1px solid var(--hairline)}.nav--bar .nav__tab{flex:0 0 auto;gap:3px}}.frame{flex:1;min-height:0;display:flex;flex-direction:column}.frame__screen{flex:1;min-width:0;min-height:0;position:relative;display:flex;flex-direction:column}@media(min-width:600px)and (max-width:899.9px),(max-height:500px){.frame--nav{flex-direction:row-reverse}}.nav--strip{flex-direction:column;align-items:stretch;justify-content:flex-start;gap:var(--s5);width:76px;padding:calc(var(--safe-top) + var(--s5)) 0 calc(var(--safe-bottom) + var(--s5));padding-left:var(--safe-left);background:var(--bg-sunk);border-top:0;border-image:none;border-right:1px solid var(--hairline)}.nav--strip .nav__tab{flex:0 0 auto;gap:3px}.nav--strip .nav__tab:last-child{margin-top:auto}.nav--strip .nav__count{box-shadow:0 0 0 2px var(--bg-sunk)}.install{display:grid;gap:var(--s3);padding:var(--s4) var(--s5);background:var(--surface);border-radius:var(--r-card);border:1px solid var(--hairline)}.install--banner{margin:var(--s3) var(--s4) var(--s1)}.install--panel{margin:0;border:0;padding:0;background:none}.install__head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s3)}.install__title{font-size:var(--text-body);font-weight:600;color:var(--ink)}.install__dismiss{flex:none;padding:var(--s1) var(--s2);border:0;background:none;color:var(--ink-faint);font:inherit;font-size:var(--text-label);cursor:pointer}.install__body{font-size:var(--text-small);color:var(--ink-soft);line-height:1.5}.install__home{display:flex;align-items:center;justify-content:space-between;gap:var(--s3);width:100%;padding:var(--s3) var(--s4);border:1px solid var(--hairline);border-radius:var(--r-tight);background:var(--bg-sunk);cursor:pointer;text-align:start}.install__home-text{font-family:var(--font-mono);font-size:var(--text-body);font-weight:600;color:var(--ink);overflow-x:auto;white-space:nowrap;scrollbar-width:none}.install__home-text::-webkit-scrollbar{display:none}.install__home-copy{flex:none;font-size:var(--text-label);color:var(--accent)}.install__action{justify-self:start}.install__steps{display:grid;gap:var(--s2);margin:0;padding-inline-start:var(--s5);font-size:var(--text-small);color:var(--ink-soft);line-height:1.5}.install__steps-title{list-style:none;margin-inline-start:calc(var(--s5) * -1);font-weight:600;color:var(--ink)}.install__hint,.install__why{font-size:var(--text-label);color:var(--ink-faint);line-height:1.5}@media(pointer:coarse){.install__dismiss{padding:var(--s2) var(--s3);margin:calc(var(--s2) * -1) calc(var(--s3) * -1)}.install__home{padding:var(--s4)}.install__action{justify-self:stretch}}@media(orientation:landscape)and (max-height:480px){.install{gap:var(--s2);padding:var(--s3) var(--s4)}.install__why{display:none}.install--banner .install__body{font-size:var(--text-label)}}@media(pointer:fine){.install--banner{max-width:34rem}.install__home:hover{border-color:var(--hairline-strong)}.install__dismiss:hover{color:var(--ink)}}.preview{display:flex;align-items:center;gap:5px;min-width:0;color:var(--ink-soft);font-size:var(--text-small)}.preview__you{flex:none;color:var(--ink-faint)}.preview__glyph{flex:none;opacity:.6}.preview__label{font-style:italic;opacity:.85}.preview>span:last-child{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preview--card{align-items:flex-start}.preview--card>span:last-child{display:-webkit-box;-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;white-space:normal;overflow:hidden}.preview--card .preview__glyph{margin-top:3px}.preview--draft .preview__glyph,.preview--draft .preview__label{color:var(--seal);opacity:1}.preview--draft .preview__label{flex:none;font-style:normal;font-weight:600}.deck{position:relative;display:flex;flex-direction:column;height:100%;padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);background:radial-gradient(120% 60% at 50% 0%,rgb(184 199 209 / .22),transparent 70%),var(--bg);overflow:hidden}.deck>*:not(.starfield){position:relative;z-index:1}.deck__top{display:flex;align-items:flex-start;justify-content:space-between;padding:var(--s5) var(--s5) var(--s2)}.deck__mark{font-size:var(--text-display);line-height:1;color:var(--ink)}.deck__sub{margin-top:var(--s2);color:var(--ink-faint)}.deck__connection{margin:0 var(--s5) var(--s2);padding:var(--s2) var(--s3);border-radius:var(--r-tight);background:var(--bg-sunk);color:var(--ink-soft);font-size:var(--text-label);text-align:center}.deck__rail{flex:1;display:flex;align-items:center;gap:var(--s4);overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;padding-inline:max(var(--s5),calc((100% - min(78vw,21rem))/2));padding-block:var(--s4);scrollbar-width:none;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}.deck__rail::-webkit-scrollbar{display:none}.card{--away: 1;flex:0 0 auto;width:min(78vw,21rem);aspect-ratio:3 / 4;max-height:100%;scroll-snap-align:center;display:flex;flex-direction:column;align-items:flex-start;gap:var(--s3);padding:var(--s6);border-radius:var(--r-card);background:var(--surface-raised);box-shadow:var(--shadow-lift);text-align:left;transform:scale(calc(1 - var(--away) * .12)) translateY(calc(var(--away) * 6px));opacity:calc(1 - var(--away) * .45);transition:transform var(--t-quick) var(--ease),opacity var(--t-quick) var(--ease),box-shadow var(--t-base) var(--ease)}.card:active{transform:scale(calc(1 - var(--away) * .12 - .02))}.card__head{display:flex;align-items:flex-start;justify-content:space-between;width:100%}.card__marks{display:flex;align-items:center;gap:var(--s2)}.card__unread{display:grid;place-items:center;min-width:24px;height:24px;padding-inline:7px;border-radius:12px;background:var(--mine);color:var(--mine-ink);font-size:var(--text-label);font-weight:600;font-variant-numeric:tabular-nums}.card__unread--muted{background:transparent;color:var(--ink-faint);box-shadow:inset 0 0 0 1.5px var(--hairline-strong)}.card__muted{display:grid;place-items:center;color:var(--ink-faint)}.card__pin{display:grid;place-items:center;color:var(--seal)}.card__title{font-size:var(--text-title);font-weight:600;color:var(--ink);overflow-wrap:anywhere}.card__members{color:var(--ink-faint)}.card__handle{margin-top:calc(var(--s1) * 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var(--s4);font-size:var(--text-small)}.convo__menuwrap{position:relative}.convo__menu{position:absolute;top:calc(100% + var(--s1));right:0;z-index:30;display:flex;flex-direction:column;min-width:12rem;padding:var(--s1);border-radius:var(--r-tight);background:var(--surface-raised);box-shadow:var(--shadow-lift)}.convo__menu button{padding:var(--s3) var(--s3);border-radius:calc(var(--r-tight) - 2px);text-align:left;font-size:var(--text-small);color:var(--ink)}.convo__menu button:active{background:var(--bg-sunk)}.convo__back{display:grid;place-items:center;width:40px;height:40px;margin-left:-8px;border-radius:var(--r-tight);color:var(--ink-soft);transition:background-color var(--t-quick) var(--ease),color var(--t-quick) var(--ease)}.convo__action{display:grid;place-items:center;width:36px;height:36px;order:3;border-radius:var(--r-tight);color:var(--ink-faint);transition:color var(--t-quick) var(--ease),background-color var(--t-quick) var(--ease)}.convo__action:active{color:var(--accent)}.convo__id{flex:1;min-width:0;text-align:left;background:none;border:none;padding:0;color:inherit}.convo__title{font-size:var(--text-lead);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.convo__sub{display:flex;align-items:center;gap:var(--s2);min-width:0}.convo__presence{font-size:var(--text-micro);letter-spacing:.06em;color:var(--positive);text-transform:uppercase;white-space:nowrap}.convo__clock{display:inline-flex;align-items:center;gap:4px;font-size:var(--text-micro);font-variant-numeric:tabular-nums;letter-spacing:.04em;color:var(--ink-faint);white-space:nowrap}.convo__clock--night{color:var(--hairline-strong)}.convo__presence+.convo__clock:before{content:"·";margin-right:4px;color:var(--ink-faint)}.convo__scroll{background:var(--convo-wash, transparent);flex:1;overflow-y:auto;overscroll-behavior-y:contain;-webkit-overflow-scrolling:touch}.convo__thread{display:flex;flex-direction:column;padding:var(--s5) var(--s4) var(--s6);min-height:100%;justify-content:flex-end}.convo__empty{display:grid;place-items:center;height:100%;padding:var(--s8);text-align:center;color:var(--ink-faint)}.composer{position:relative;display:flex;align-items:flex-end;gap:var(--s2);padding:var(--s3) var(--s4);padding-bottom:calc(var(--safe-bottom) + var(--s3));background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-top:1px solid var(--hairline);border-image:var(--rule-brush)}.composer__box{flex:1;min-width:0;display:flex;align-items:flex-end;gap:var(--s1);padding:4px 6px;border-radius:var(--r-bubble);background:var(--surface-raised);box-shadow:inset 0 0 0 1px var(--hairline);transition:box-shadow var(--t-quick) var(--ease)}.composer__box:focus-within{box-shadow:inset 0 0 0 1.5px var(--accent)}.composer__input{flex:1;min-width:0;max-height:140px;padding:var(--s2) var(--s1);background:transparent;color:var(--ink);resize:none;font-size:var(--text-body);line-height:1.45}.composer__input::placeholder{color:var(--ink-faint)}.composer__input:focus{outline:none}.composer__inline{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;color:var(--ink-faint);transition:color var(--t-quick) var(--ease),background-color var(--t-quick) var(--ease)}.composer__inline--on{color:var(--accent);background:var(--bg-sunk)}.composer__inline:active{background:var(--bg-sunk)}.composer__send{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--mine);color:var(--mine-ink);transition:transform var(--t-quick) var(--ease),opacity var(--t-quick) var(--ease)}.composer__send:disabled{opacity:.32;cursor:default}.composer__send:not(:disabled):active{transform:scale(.92)}.composer__attach{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;color:var(--ink-soft);box-shadow:inset 0 0 0 1px var(--hairline);transition:transform var(--t-quick) var(--ease)}.composer__attach:active{transform:scale(.92)}.context{display:flex;align-items:center;gap:var(--s3);padding:var(--s2) var(--s4);border-top:1px solid var(--hairline);border-image:var(--rule-brush);background:var(--bg-sunk);animation:context-in var(--t-quick) var(--ease-out) both}@keyframes context-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.context__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px;padding-left:var(--s3);border-left:2px solid var(--accent)}.context--edit .context__body{border-left-color:var(--warn)}.context--error .context__body{border-left-color:var(--danger)}.context--error .context__text{color:var(--danger)}.context__label{color:var(--ink-faint)}.context__text{font-size:var(--text-small);color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.context__cancel{display:grid;place-items:center;width:36px;height:36px;border-radius:var(--r-tight);color:var(--ink-faint);transition:background-color var(--t-quick) var(--ease),color var(--t-quick) var(--ease)}.confirm{position:fixed;inset:0;z-index:40;display:grid;place-items:end center;padding:var(--s4);padding-bottom:calc(var(--safe-bottom) + var(--s4));background:#00000073;animation:fade-in var(--t-quick) var(--ease) both}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.confirm__card{width:100%;max-width:26rem;display:flex;flex-direction:column;gap:var(--s3);padding:var(--s5);border-radius:var(--r-card);background:var(--surface-raised);box-shadow:var(--shadow-lift);animation:sheet-rise var(--t-base) var(--ease-out) both}@keyframes sheet-rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}.confirm__title{font-size:var(--text-lead);font-weight:600}.confirm__body{color:var(--ink-soft);font-size:var(--text-small)}.confirm__actions{display:flex;flex-direction:column;gap:var(--s2);margin-top:var(--s2)}.convo__action--wide,.convo__action--roomy{display:none}@media(min-width:560px){.convo__action--wide{display:grid}.convo__menu-narrow{display:none}}@media(min-width:900px){.convo__action--roomy{display:grid}}@media(max-width:559px){.convo__id{min-width:0}.convo__title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}.convo__day{display:flex;align-items:center;gap:var(--s3);margin-block:var(--s4) var(--s2);font-size:var(--text-label);color:var(--ink-faint);position:sticky;top:var(--s2);z-index:2}.convo__day:before,.convo__day:after{content:"";flex:1;height:1px;background:var(--hairline)}.convo__day span{padding:2px var(--s3);border-radius:999px;background:var(--bg);white-space:nowrap}.convo__history-top{padding-block:var(--s4);text-align:center;font-size:var(--text-label);color:var(--ink-faint)}@media(max-height:480px)and (orientation:landscape){.convo__day{margin-block:var(--s2) var(--s1)}.convo__history-top{padding-block:var(--s2)}}.tolatest{position:absolute;inset-inline-end:var(--s4);bottom:calc(var(--safe-bottom) + 76px);z-index:3;display:flex;align-items:center;gap:6px;padding:var(--s2);border-radius:999px;background:var(--surface-raised);color:var(--ink-soft);box-shadow:var(--shadow-card);transition:transform var(--t-quick) var(--ease),background-color var(--t-quick) var(--ease),color var(--t-quick) var(--ease);animation:tolatest-in var(--t-base) var(--ease-out)}@keyframes tolatest-in{0%{opacity:0;transform:translateY(8px) scale(.9)}}.tolatest:active{transform:scale(.94)}@media(hover:hover)and (pointer:fine){.tolatest:hover{background:var(--surface);color:var(--ink);transform:translateY(-1px)}}.tolatest--unread{padding-inline-end:var(--s3);background:var(--mine);color:var(--mine-ink)}@media(hover:hover)and (pointer:fine){.tolatest--unread:hover{background:var(--mine);color:var(--mine-ink);filter:brightness(1.08)}}.tolatest__count{font-size:var(--text-label);font-weight:600;font-variant-numeric:tabular-nums}.context~.tolatest,.tray~.tolatest{bottom:calc(var(--safe-bottom) + 140px)}@media(prefers-reduced-motion:reduce){.tolatest{animation:none;transition:none}}.attachprev{position:fixed;inset:0;z-index:95;display:flex;flex-direction:column;background:#0a0d11e0;backdrop-filter:blur(8px);animation:attachprev-in var(--t-quick) var(--ease-out) both}@keyframes attachprev-in{0%{opacity:0}}.attachprev__close{position:absolute;top:calc(var(--safe-top, 0px) + var(--s3));right:var(--s3);z-index:1;display:grid;place-items:center;width:40px;height:40px;border-radius:50%;color:#fff;background:#ffffff1f}.attachprev__stage{flex:1;min-height:0;display:grid;place-items:center;padding:var(--s4)}.attachprev__stage img{max-width:100%;max-height:100%;border-radius:var(--r-tight);box-shadow:0 12px 40px #00000080}.attachprev__bar{display:flex;align-items:center;gap:var(--s2);padding:var(--s3) var(--s3) calc(var(--safe-bottom, 0px) + var(--s3))}.attachprev__caption{flex:1;min-width:0;padding:var(--s3) var(--s4);border-radius:999px;border:none;background:#ffffff24;color:#fff;font-size:var(--text-body)}.attachprev__caption::placeholder{color:#ffffff8c}.attachprev__caption:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.attachprev__send{flex:none;display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--mine);color:var(--mine-ink);transition:transform var(--t-quick) var(--ease)}.attachprev__send:active{transform:scale(.92)}.attachprev__send:disabled{opacity:.5}@media(prefers-reduced-motion:reduce){.attachprev{animation:none}}.attachprev__strip{display:flex;gap:var(--s2);padding:0 var(--s3) var(--s2);overflow-x:auto}.attachprev__thumb{position:relative;flex:none}.attachprev__thumb-pick{display:block;width:56px;height:56px;border-radius:var(--r-tight);overflow:hidden;opacity:.55;transition:opacity var(--t-quick) var(--ease)}.attachprev__thumb--on .attachprev__thumb-pick{opacity:1;outline:2px solid var(--accent);outline-offset:1px}.attachprev__thumb-pick img{width:100%;height:100%;object-fit:cover;display:block}.attachprev__thumb-x{position:absolute;top:-6px;right:-6px;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:#0a0d11cc;color:#fff}.attachprev__stage video{max-width:100%;max-height:100%;border-radius:var(--r-tight)}.attachprev__thumb-pick video{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none}.attachprev__thumb-film{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:#0a0d1140;border-radius:var(--r-tight);pointer-events:none}.boot{display:grid;place-items:center;height:100%;background:var(--bg)}.boot__mark{font-size:2.25rem;letter-spacing:.14em;color:var(--ink-faint);animation:boot-breathe 1.6s var(--ease) infinite}.boot__stack{display:grid;justify-items:center;gap:var(--s4);text-align:center}.boot__hint{max-width:18rem;font-size:var(--text-small);color:var(--ink-faint)}.boot__hint--wait{opacity:0;animation:boot-hint-appear .6s var(--ease) 6s forwards}@keyframes boot-hint-appear{to{opacity:1}}@keyframes boot-breathe{0%,to{opacity:.4}50%{opacity:.85}}.screen-loading{position:absolute;inset:0;background:var(--bg)}.split__main .screen-loading{position:static;height:100%}.banner{padding:var(--s3) var(--s5);padding-top:calc(var(--safe-top) + 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1fr;height:100%;min-height:0}.split__main{min-width:0;min-height:0;display:flex;flex-direction:column;background:var(--bg)}.split__idle{position:relative;overflow:hidden;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--s3);color:var(--ink-faint)}.split__idle-scene{position:relative;display:flex;flex-direction:column;align-items:center;gap:var(--s4)}.split__idle .bridge{width:min(320px,56%);color:var(--ink-faint)}.split__idle-mark{font-size:2.5rem;letter-spacing:.14em;opacity:.5}.split__idle-text{font-size:var(--text-small);max-width:24rem;text-align:center}@media(min-width:900px){.convo__back{display:none}.convo__thread,.composer{max-width:54rem;margin-inline:auto;width:100%}}@media(min-width:600px)and (max-width:899px){.card{width:min(62vw,25rem)}.deck__rail{padding-inline:max(var(--s6),calc((100% - min(62vw,25rem))/2))}.deck__mark{font-size:2.5rem}.acard{max-width:30rem}.convo__thread,.composer{width:100%;max-width:44rem;margin-inline:auto}.sheet__body{width:100%;max-width:34rem;margin-inline:auto}}@media(min-width:1280px){.split{grid-template-columns:auto minmax(320px,380px) 1fr}.convo__thread,.composer{max-width:56rem}.split__idle-mark{font-size:3.25rem}}@media(prefers-reduced-motion:reduce){.boot__mark{animation:none;opacity:.7}}:root{--yuebai: #edf1f2;--xuan: #0f131a;--dai: #232c38;--dianqing: #1b4571;--tianqing: #6d9e97;--yinhe: #b8c7d1;--jiang: #9e2b25;--bg: var(--yuebai);--bg-sunk: #e2e8ea;--surface: #fafcfc;--surface-raised: #ffffff;--ink: var(--dai);--ink-soft: #5a6675;--ink-faint: #8b97a4;--hairline: #ccd8e0;--hairline-strong: var(--yinhe);--rule-brush: linear-gradient(90deg, transparent, var(--hairline) 14%, var(--hairline) 86%, transparent) 1;--mine: var(--dianqing);--mine-ink: #eef3f7;--theirs: var(--surface-raised);--theirs-ink: var(--dai);--theirs-edge: var(--tianqing);--seal: var(--jiang);--seal-ink: #fdf6f5;--accent: var(--dianqing);--positive: #3f7d68;--warn: #9a6a1f;--danger: var(--jiang);--focus: #2f6fb0;--font-latin: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-cjk: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", sans-serif;--font-cjk-serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", SimSun, serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--text-scale: 1;--text-display: calc(2rem * var(--text-scale));--text-title: calc(1.375rem * var(--text-scale));--text-lead: calc(1.1875rem * var(--text-scale));--text-body: calc(1.0625rem * var(--text-scale));--text-small: calc(.9375rem * var(--text-scale));--text-label: calc(.8125rem * var(--text-scale));--text-micro: calc(.6875rem * var(--text-scale));--s1: .25rem;--s2: .5rem;--s3: .75rem;--s4: 1rem;--s5: 1.25rem;--s6: 1.5rem;--s8: 2rem;--s10: 2.5rem;--s14: 3.5rem;--r-card: 20px;--r-bubble: 18px;--r-tight: 6px;--r-seal: 3px;--shadow-card: 0 1px 2px rgb(35 44 56 / .05), 0 8px 24px -8px rgb(35 44 56 / .12);--shadow-lift: 0 2px 4px rgb(35 44 56 / .06), 0 18px 40px -12px rgb(35 44 56 / .22);--ease: cubic-bezier(.32, .72, 0, 1);--ease-out: cubic-bezier(.16, 1, .3, 1);--t-quick: .18s;--t-base: .32s;--t-slow: .52s;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: var(--xuan);--bg-sunk: #090c11;--surface: #171d26;--surface-raised: #1e2530;--ink: #e4eaef;--ink-soft: #9aa7b4;--ink-faint: #6b7784;--hairline: #2a333f;--hairline-strong: #3a4553;--mine: #2d5c8f;--mine-ink: #eaf1f7;--theirs: #1e2530;--theirs-ink: #e4eaef;--theirs-edge: #7fb3ac;--seal: #c4453e;--seal-ink: #fff3f2;--accent: #5f96cf;--positive: #62a88d;--warn: #c99a4a;--danger: #c4453e;--focus: #79b0e8;--shadow-card: 0 1px 2px rgb(0 0 0 / .4), 0 8px 24px -8px rgb(0 0 0 / .6);--shadow-lift: 0 2px 4px rgb(0 0 0 / .5), 0 18px 40px -12px rgb(0 0 0 / .7)}}:root[data-theme=dark]{--bg: var(--xuan);--bg-sunk: #090c11;--surface: #171d26;--surface-raised: #1e2530;--ink: #e4eaef;--ink-soft: #9aa7b4;--ink-faint: #6b7784;--hairline: #2a333f;--hairline-strong: #3a4553;--mine: #2d5c8f;--mine-ink: #eaf1f7;--theirs: #1e2530;--theirs-ink: #e4eaef;--theirs-edge: #7fb3ac;--seal: #c4453e;--seal-ink: #fff3f2;--accent: #5f96cf;--positive: #62a88d;--warn: #c99a4a;--danger: #c4453e;--focus: #79b0e8;--shadow-card: 0 1px 2px rgb(0 0 0 / .4), 0 8px 24px -8px rgb(0 0 0 / .6);--shadow-lift: 0 2px 4px rgb(0 0 0 / .5), 0 18px 40px -12px rgb(0 0 0 / .7)}*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}html,body,#root{height:100%}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font-latin);font-size:var(--text-body);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}input,textarea,button,select{font:inherit;color:inherit;background:none;border:none;-webkit-user-select:text;user-select:text}button{cursor:pointer;-webkit-user-select:none;user-select:none}img{display:block;max-width:100%}:lang(zh),.zh{font-family:var(--font-cjk);font-size:.94em;line-height:1.7;letter-spacing:0}:lang(en),.en{font-family:var(--font-latin);line-height:1.55;letter-spacing:-.005em}.label{font-family:var(--font-latin);font-size:var(--text-label);font-weight:600;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-faint)}.label:lang(zh),.zh 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