:root{--color-canvas:var(--brand-canvas);--color-card:var(--brand-surface);--color-surface-subtle:var(--brand-surface-subtle);--color-surface-sunken:var(--brand-surface-sunken);--color-message:var(--brand-message-field);--color-message-alt:var(--brand-message-field-alt);--color-selected:var(--brand-selected);--color-fg:var(--brand-ink);--color-muted:var(--brand-muted);--color-faint:var(--brand-faint);--color-border-neutral:var(--brand-border-neutral);--color-border-strong:var(--brand-border-strong);--color-action:var(--brand-action);--color-action-hover:var(--brand-action-hover);--color-on-action:var(--brand-on-action);--color-action-tint:var(--brand-action-tint);--color-focus:var(--color-action);--color-destructive-fg:var(--brand-destructive);--color-destructive-fg-strong:var(--brand-destructive-strong);--color-destructive-bg-tint:var(--brand-destructive-tint);--color-destructive-accent:var(--brand-destructive-accent);--color-success-bg:var(--brand-positive-tint);--color-success-fg:var(--brand-positive-ink);--color-warning-bg:var(--brand-warning-tint);--color-warning-fg:var(--color-fg);--color-error-bg:var(--color-destructive-bg-tint);--color-error-fg:var(--color-destructive-fg);--color-error-tint:var(--color-destructive-bg-tint);--color-shadow:var(--brand-shadow);--color-scrim:color-mix(in srgb,var(--color-fg) 35%,transparent);--color-overlay:color-mix(in srgb,var(--color-shadow) 82%,transparent);--color-on-art:color-mix(in srgb,var(--color-on-action) 85%,transparent);--icon-select-chevron:var(--brand-icon-select-chevron);--color-bg:var(--color-canvas);--color-bg-card:var(--color-card);--color-bg-message:var(--color-message);--color-border:var(--color-border-neutral);--color-chrome:var(--brand-chrome);--color-on-chrome:var(--brand-on-chrome);--color-chrome-muted:var(--brand-chrome-muted);--color-chrome-field:var(--brand-chrome-field);--color-chrome-border:var(--brand-chrome-border);--color-chrome-active:var(--brand-chrome-active);--color-sidebar:var(--brand-sidebar);--color-sidebar-hover:var(--brand-sidebar-hover);--color-sidebar-selected:var(--brand-sidebar-selected);--color-outline:var(--brand-outline);--font-title:var(--brand-font-title);--font-body:var(--brand-font-body);--button-weight:var(--brand-button-weight);--radius-sm:var(--brand-radius-sm);--radius:var(--brand-radius);--radius-pill:var(--brand-radius-pill);--button-border:var(--brand-button-border);--topbar-h:var(--brand-topbar-h);--cut-sm:var(--brand-cut-clip,polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%));--cut-md:var(--brand-cut-clip,polygon(0 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%));--cut-btn:var(--brand-cut-clip,polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%));--cut-btn-inner:var(--brand-cut-clip,polygon(0 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%));--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--transition:all 0.2s cubic-bezier(0.22,1,0.36,1);--width-page:1100px;--width-mailbox:1600px;--width-login:440px;--sidebar-width:360px;--text-xs:0.75rem;--text-sm:0.8125rem;--text-body:0.9375rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:2rem;--text-display:2.5rem;--text-display-lg:3rem;--nav-height:64px}*{box-sizing:border-box}@media (prefers-reduced-motion:reduce){*,:after,:before{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}body,html{padding:0;background:var(--color-bg);font-family:var(--font-body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior-y:none}body,h1,h2,h3,h4,h5,h6,html{margin:0;color:var(--color-fg)}h1,h2,h3,h4,h5,h6{font-family:var(--font-title);letter-spacing:-.02em}a{color:var(--color-action);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font-family:var(--font-body)}input,select,textarea{color:var(--color-fg)}:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}.page{padding:var(--space-6) var(--space-5);max-width:var(--width-page);margin:0 auto}.page__header{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-6)}.page__title{margin:0;font-family:var(--font-title);font-size:var(--text-display);font-weight:600;letter-spacing:-.02em;line-height:1.05;color:var(--color-fg)}@media (max-width:700px){.page__title{font-size:var(--text-3xl)}}.page__lede{margin:0;font-family:var(--font-body);font-size:var(--text-2xl);font-weight:400;line-height:1.5;max-width:65ch}.eyebrow,.page__lede{color:var(--color-muted)}.eyebrow{font-family:var(--font-title);font-size:var(--text-sm);letter-spacing:.1em;text-transform:uppercase;font-weight:600;margin:0 0 var(--space-3) 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:calc(var(--space-2) + 1px - var(--button-border)) calc(var(--space-4) + 1px - var(--button-border));border:var(--button-border) solid transparent;border-radius:var(--radius);-webkit-clip-path:var(--cut-btn);clip-path:var(--cut-btn);font-family:var(--font-body);font-size:var(--text-body);font-weight:var(--button-weight);cursor:pointer;text-decoration:none;transition:background-color .15s ease-out,color .15s ease-out,border-color .15s ease-out,transform 80ms ease-out;min-height:36px}.btn:not(:disabled):active{transform:scale(.97)}.btn:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--color-focus)}.btn--primary:focus-visible{box-shadow:inset 0 0 0 2px var(--color-action),inset 0 0 0 4px var(--color-on-action)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn[aria-busy=true]{cursor:wait}.btn--primary{background:var(--color-action);color:var(--color-on-action);border-color:var(--color-action);box-shadow:none}.btn--primary:hover:not(:disabled){background:var(--color-action-hover);border-color:var(--color-action-hover)}.btn--primary .btn__icon{transition:var(--transition)}.btn--primary:hover:not(:disabled) .btn__icon{transform:translateX(2px)}.btn--destructive,.btn--secondary{position:relative;z-index:0;border-color:transparent}.btn--destructive:before,.btn--secondary:before{content:"";position:absolute;inset:1px;-webkit-clip-path:var(--cut-btn-inner);clip-path:var(--cut-btn-inner);z-index:-1;transition:background-color .15s ease-out}.btn--secondary{background:var(--color-outline);color:var(--color-outline)}.btn--secondary:before{background:var(--color-bg-card)}.btn--secondary:hover:not(:disabled):before{background:color-mix(in srgb,var(--color-outline) 6%,var(--color-bg-card))}.btn--tertiary{-webkit-clip-path:none;clip-path:none;border-radius:var(--radius);background:transparent;color:var(--color-action);border-color:transparent}.btn--tertiary:hover:not(:disabled){text-decoration:underline}.btn--destructive{background:var(--color-destructive-fg);color:var(--color-destructive-fg)}.btn--destructive:before{background:var(--color-bg-card)}.btn--destructive:hover:not(:disabled){background:var(--color-destructive-fg-strong);color:var(--color-destructive-fg-strong)}.btn--destructive:hover:not(:disabled):before{background:color-mix(in srgb,var(--color-destructive-fg) 8%,var(--color-bg-card))}.panel{background:var(--color-bg-card);border:1px solid var(--color-border-neutral);padding:var(--space-4) var(--space-5)}.banner,.panel{border-radius:var(--radius)}.banner{padding:var(--space-3) var(--space-4);font-size:var(--text-body);margin-bottom:var(--space-4)}.banner--error{background:var(--color-destructive-bg-tint);color:var(--color-destructive-fg);border:1px solid var(--color-destructive-fg)}.banner--warning{background:var(--color-warning-bg);color:var(--color-warning-fg);border:1px solid var(--color-border-strong)}.banner--info{background:var(--color-success-bg);color:var(--color-success-fg);border:1px solid var(--color-success-fg)}.view-as{display:flex;align-items:center}.error-pill{display:inline-block;background:var(--color-destructive-bg-tint);color:var(--color-destructive-fg);padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);border:1px solid transparent}.btn--sm,.error-pill{font-size:var(--text-sm);font-weight:500}.btn--sm{padding:calc(var(--space-2) + 1px - var(--button-border)) calc(var(--space-3) + 1px - var(--button-border));min-height:32px;border-radius:var(--radius-sm)}.btn--sm,.btn--split-main{-webkit-clip-path:none;clip-path:none}.btn--split-main{border-top-right-radius:0;border-bottom-right-radius:0}.btn--split-menu{border-top-left-radius:0;border-bottom-left-radius:0;border-left:1px solid color-mix(in srgb,var(--color-on-action) 28%,transparent);padding-left:var(--space-3);padding-right:calc(var(--space-3) + 1px - var(--button-border))}.btn--sm.btn--destructive,.btn--sm.btn--secondary{background:var(--color-bg-card)}.btn--sm.btn--secondary{border-color:var(--color-outline)}.btn--sm.btn--destructive{border-color:var(--color-destructive-fg);color:var(--color-fg)}.btn--sm.btn--destructive:before,.btn--sm.btn--secondary:before{display:none}.btn--sm.btn--secondary:hover:not(:disabled){background:var(--color-action-tint)}.btn--sm.btn--destructive:hover:not(:disabled){background:var(--color-destructive-bg-tint);color:var(--color-destructive-fg-strong);border-color:var(--color-destructive-fg-strong)}[data-brand-cut=off] .btn--destructive,[data-brand-cut=off] .btn--secondary{background:transparent}[data-brand-cut=off] .btn--secondary{border-color:var(--color-outline)}[data-brand-cut=off] .btn--destructive{border-color:var(--color-destructive-fg)}[data-brand-cut=off] .btn--destructive:before,[data-brand-cut=off] .btn--secondary:before{content:none}[data-brand-cut=off] .btn--secondary:hover:not(:disabled){background:color-mix(in srgb,var(--color-outline) 6%,transparent)}[data-brand-cut=off] .btn--destructive:hover:not(:disabled){background:var(--color-destructive-bg-tint);border-color:var(--color-destructive-fg-strong)}[data-brand-cut=off] .btn:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;box-shadow:none}[data-brand-cut=off] .lightbox__close{--color-outline:var(--color-on-chrome);--color-focus:var(--color-on-chrome)}.btn__icon{display:inline-flex;align-items:center;flex-shrink:0}.login{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr;background-color:var(--color-bg);background-image:url(/login-art.webp);background-size:cover;background-position:50%;background-repeat:no-repeat}.login__panel{justify-content:space-between;padding:var(--space-7) var(--space-6);background:transparent;min-height:100dvh}.login__panel,.login__panel-top{display:flex;flex-direction:column}.login__panel-top{gap:var(--space-5)}.login__wordmark{margin:0;font-family:var(--font-title);font-size:var(--text-display-lg);font-weight:600;letter-spacing:-.025em;line-height:1;color:var(--color-fg)}.login__tagline{margin:0;color:var(--color-fg);font-family:var(--font-body);font-size:var(--text-2xl);font-weight:400;line-height:1.5;max-width:36ch}.login__panel-footer{margin:0;color:var(--color-on-art);font-size:var(--text-sm);font-family:var(--font-title);letter-spacing:.06em;text-transform:uppercase}.login__form-side{display:flex;align-items:center;justify-content:center;padding:var(--space-7) var(--space-6);background:transparent}.login__card{width:100%;max-width:var(--width-login);background:var(--color-bg-card);border:1px solid var(--color-border-neutral);border-radius:var(--radius);padding:var(--space-6) var(--space-5)}.login__title{font-family:var(--font-title);font-size:var(--text-2xl);font-weight:600;letter-spacing:-.02em;margin:0 0 var(--space-1);color:var(--color-fg);line-height:1.1}.login__subtitle{color:var(--color-muted);margin:0 0 var(--space-5);font-size:var(--text-body)}@media (max-width:900px){.login{grid-template-columns:1fr;background-image:none}.login__panel{min-height:auto;padding:var(--space-6) var(--space-5);gap:var(--space-5)}.login__wordmark{font-size:var(--text-3xl)}.login__tagline{font-size:var(--text-xl)}.login__form-side{padding:var(--space-5)}.login__panel-footer{color:var(--color-muted)}}.empty-state{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-3);padding:var(--space-7) var(--space-5)}.empty-state__icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-pill);background:var(--color-success-bg);color:var(--color-success-fg);margin-bottom:var(--space-2)}.empty-state__title{margin:0;font-family:var(--font-title);font-size:var(--text-2xl);font-weight:600;letter-spacing:-.02em;color:var(--color-fg);line-height:1.1}.empty-state__body{margin:0;color:var(--color-muted);font-size:var(--text-base);max-width:50ch;line-height:1.55}.empty-state--inline{padding:var(--space-5) var(--space-4)}.empty-state--inline .empty-state__title{font-size:var(--text-lg)}.empty-state--inline .empty-state__body{font-size:var(--text-sm)}.detail-hero{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-5)}.detail-hero__subject{margin:0;font-family:var(--font-title);font-size:var(--text-2xl);font-weight:500;letter-spacing:-.015em;line-height:1.15;color:var(--color-fg);text-wrap:balance}@media (max-width:700px){.detail-hero__subject{font-size:var(--text-3xl)}}.detail-hero__meta{color:var(--color-muted);font-size:var(--text-sm);line-height:1.5}@keyframes banner-mount{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.banner{animation:banner-mount .2s ease-out}@keyframes otp-step-mount{0%{opacity:0}to{opacity:1}}.otp-step{animation:otp-step-mount .18s ease-out}@keyframes ekkh-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){[style*=ekkh-spin]{animation:none!important}}.avustin{display:flex;flex-direction:row;height:100%;background:var(--color-bg-card)}.avustin__pane{flex:1 1;display:flex;flex-direction:column;min-width:0;min-height:0}.avustin__pane--input{border-right:1px solid var(--color-border-neutral)}.avustin__label{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);font-size:var(--text-xs);font-weight:600;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em;background:var(--color-bg-message);border-bottom:1px solid var(--color-border-neutral)}.avustin__textarea{flex:1 1;width:100%;border:none;padding:var(--space-4);font-family:inherit;font-size:var(--text-sm);line-height:1.6;color:var(--color-fg);background:transparent;resize:none;min-height:0}.avustin__textarea:focus{outline:none}.avustin__textarea::placeholder{color:var(--color-muted);opacity:.7}.avustin__sub{display:flex;flex-direction:column;border-top:1px dashed var(--color-border-neutral);background:color-mix(in srgb,var(--color-bg-message) 55%,transparent)}.avustin__sublabel{padding:var(--space-2) var(--space-4) 0;font-size:var(--text-xs);font-weight:600;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em;cursor:text}.avustin__sublabel-hint{display:inline-block;margin-left:var(--space-2);font-weight:400;text-transform:none;letter-spacing:0;opacity:.8}.avustin__subtextarea{width:100%;border:none;padding:var(--space-2) var(--space-4) var(--space-3);font-family:inherit;font-size:var(--text-sm);line-height:1.55;color:var(--color-fg);background:transparent;resize:vertical;min-height:3.5rem;max-height:14rem}.avustin__subtextarea:focus{outline:none}.avustin__subtextarea::placeholder{color:var(--color-muted);opacity:.65;font-style:italic}.avustin__footer{display:flex;flex-wrap:wrap;justify-content:flex-end;padding:var(--space-3) var(--space-4);border-top:1px solid var(--color-border-neutral);background:var(--color-bg-card)}.avustin__footer,.avustin__status{align-items:center;gap:var(--space-2)}.avustin__status{display:inline-flex;font-size:var(--text-xs);color:var(--color-muted)}.avustin__status--error{color:var(--color-destructive-fg)}.avustin__spinner{width:12px;height:12px;border:1.5px solid var(--color-border-strong);border-top-color:var(--color-action);border-radius:50%;animation:ekkh-spin .8s linear infinite}.avustin__envelope{display:flex;flex-direction:column;border-top:1px solid var(--color-border-neutral);background:var(--color-bg-message)}.avustin__envelope-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);border-bottom:1px solid var(--color-border-neutral)}.avustin__envelope-row:last-child{border-bottom:0}.avustin__envelope-label{flex:0 0 7.5rem;font-size:var(--text-xs);font-weight:600;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em}.avustin__envelope-input{flex:1 1;min-width:0;border:0;background:transparent;font:inherit;font-size:var(--text-sm);color:var(--color-fg);padding:var(--space-1) 0;outline:none}.avustin__envelope-input::placeholder{color:var(--color-muted);opacity:.7}.avustin__envelope-link{background:none;border:0;padding:0;cursor:pointer;color:var(--color-action);font-size:var(--text-sm);font-weight:500}.avustin__copybtn{transition:background-color .15s ease,color .15s ease,border-color .15s ease;min-width:9.5rem}.avustin__copybtn:active:not(:disabled){transform:scale(.98)}.avustin__thumbs{display:flex;flex-wrap:wrap;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-top:1px solid var(--color-border-neutral);background:var(--color-bg-message)}.avustin__thumb{position:relative;width:64px;height:64px;border:1px solid var(--color-border-neutral);border-radius:var(--radius-sm);overflow:hidden;background:var(--color-bg-card)}.avustin__thumb img{width:100%;height:100%;object-fit:cover;display:block}.avustin__thumb-remove{position:absolute;top:2px;right:2px;width:20px;height:20px;padding:0;border:none;border-radius:50%;background:var(--color-action);color:var(--color-on-action);font-size:14px;line-height:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}.avustin__thumb-remove:hover{background:var(--color-destructive-fg)}.avustin__attach{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border:1px solid var(--color-border-neutral);border-radius:var(--radius-sm);transition:color .15s ease-out,border-color .15s ease-out}.avustin__attach,.avustin__clear{background:transparent;color:var(--color-muted);font-family:inherit;font-size:var(--text-xs);cursor:pointer}.avustin__clear{border:none;font-weight:500;letter-spacing:0;text-transform:none;padding:0;transition:color .15s ease-out}.avustin__clear:hover:not(:disabled){color:var(--color-destructive-fg)}.avustin__clear:disabled{opacity:.5;cursor:not-allowed}.avustin__restore{border:none;background:transparent;color:var(--color-muted);font-family:inherit;font-size:var(--text-xs);font-weight:500;letter-spacing:0;text-transform:none;padding:0;cursor:pointer;text-decoration:underline;transition:color .15s ease-out}.avustin__restore:hover{color:var(--color-action)}.avustin__attach:hover:not(:disabled){color:var(--color-action);border-color:var(--color-action)}.avustin__attach:disabled{opacity:.5;cursor:not-allowed}@media (max-width:900px){.avustin{flex-direction:column}.avustin__pane--input{border-right:none;border-bottom:1px solid var(--color-border-neutral)}}.undo-toast{position:fixed;bottom:var(--space-5);left:50%;transform:translateX(-50%);z-index:90;display:inline-flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3) var(--space-2) var(--space-4);background:var(--color-bg-card);border:1px solid var(--color-border-strong);border-radius:var(--radius);font-family:var(--font-body);font-size:var(--text-sm);color:var(--color-fg);overflow:hidden;animation:undo-toast-in .2s ease-out}@keyframes undo-toast-in{0%{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%)}}.undo-toast__label{font-weight:500;white-space:nowrap}.undo-toast__action{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;padding:4px 10px;font:inherit;font-weight:600;color:var(--color-action);cursor:pointer;border-radius:var(--radius-sm)}.undo-toast__action:hover:not(:disabled){background:color-mix(in srgb,var(--color-action) 8%,transparent)}.undo-toast__action:disabled{opacity:.5;cursor:wait}.undo-toast__dismiss{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:none;padding:0 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