:root{--color-bg-primary: #0B0B0F;--color-bg-surface: #14141A;--color-bg-surface-2: #1C1C24;--color-bg-surface-3: #24242E;--color-bg-elevated: #1A1A22;--color-border-subtle: #2A2A36;--color-border-medium: #3A3A48;--color-text-primary: #EAEAF0;--color-text-secondary: #A0A0B0;--color-text-muted: #606070;--color-accent: #0891b2;--color-accent-hover: #7C7FF7;--color-accent-soft: rgba(99, 102, 241, .12);--color-accent-glow: rgba(99, 102, 241, .25);--ink-white: #FFFFFF;--ink-black: #1A1A2E;--ink-red: #EF4444;--ink-blue: #3B82F6;--ink-green: #22C55E;--ink-yellow: #EAB308;--ink-orange: #F97316;--ink-cyan: #06B6D4;--ink-pink: #EC4899;--ink-purple: #A855F7;--color-success: #22C55E;--color-warning: #EAB308;--color-error: #EF4444;--color-info: #06B6D4;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0,0,0,.2);--shadow-md: 0 4px 16px rgba(0,0,0,.3);--shadow-lg: 0 8px 32px rgba(0,0,0,.4);--shadow-glow: 0 0 20px var(--color-accent-glow);--transition-fast: .1s ease;--transition-normal: .2s ease;--transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--z-canvas: 1;--z-grid: 2;--z-strokes: 10;--z-cursors: 50;--z-toolbar: 100;--z-panel: 200;--z-modal: 300;--z-toast: 400;--font-sans: "DM Sans", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;--text-xs: 11px;--text-sm: 13px;--text-base: 15px;--text-lg: 17px;--text-xl: 22px;--text-2xl: 28px}[data-theme=light]{--color-bg-primary: #F8F8FC;--color-bg-surface: #FFFFFF;--color-bg-surface-2: #F0F0F6;--color-bg-surface-3: #E8E8F0;--color-bg-elevated: #FFFFFF;--color-border-subtle: #E0E0EA;--color-border-medium: #C0C0D0;--color-text-primary: #1A1A2E;--color-text-secondary:#5A5A6E;--color-text-muted: #9A9AAE}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-text-primary);background:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{overscroll-behavior:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.canvas-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:var(--z-canvas);background-color:var(--color-bg-primary);background-image:radial-gradient(circle,var(--color-border-subtle) 1px,transparent 1px);background-size:24px 24px;background-position:0 0;touch-action:none;cursor:crosshair}[data-theme=light] .canvas-container{background-image:radial-gradient(circle,var(--color-border-subtle) 1px,transparent 1px)}.canvas-container.grid-hidden{background-image:none}.canvas-container.grid-lines{background-image:linear-gradient(var(--color-border-subtle) 1px,transparent 1px),linear-gradient(90deg,var(--color-border-subtle) 1px,transparent 1px)}.canvas-container canvas{position:absolute;top:0;left:0}.dialog-backdrop{position:fixed;inset:0;z-index:var(--z-modal);background:#0000008c;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:24px;animation:dlg-backdrop-in .18s ease}.dialog-backdrop--out{animation:dlg-backdrop-out .18s ease forwards}@keyframes dlg-backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes dlg-backdrop-out{0%{opacity:1}to{opacity:0}}.dialog{background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-xl);box-shadow:0 24px 64px #00000080,0 4px 16px #0000004d;padding:28px 24px 22px;max-width:360px;width:100%;text-align:center;animation:dlg-in .22s cubic-bezier(.34,1.4,.64,1)}.dialog-backdrop--out .dialog{animation:dlg-out .15s ease forwards}@keyframes dlg-in{0%{opacity:0;transform:scale(.88) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes dlg-out{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.94)}}.dialog__icon{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.dialog__icon--danger{background:#ef444424;color:var(--color-error)}.dialog__icon--info{background:#0891b224;color:var(--color-info)}.dialog__icon svg{width:22px;height:22px}.dialog__title{font-size:var(--text-lg);font-weight:700;color:var(--color-text-primary);margin-bottom:8px;line-height:1.3}.dialog__message{font-size:var(--text-sm);color:var(--color-text-secondary);margin-bottom:22px;line-height:1.55}.dialog__actions{display:flex;gap:8px;justify-content:flex-end;margin-top:22px}.dialog__actions--center{justify-content:center}.dialog__btn{padding:9px 20px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:600;font-family:var(--font-sans);cursor:pointer;border:none;transition:all var(--transition-fast);min-width:84px;line-height:1}.dialog__btn--cancel{background:var(--color-bg-surface-2);color:var(--color-text-secondary);border:1px solid var(--color-border-medium)}.dialog__btn--cancel:hover{background:var(--color-bg-surface-3);color:var(--color-text-primary)}.dialog__btn--confirm{background:var(--color-accent);color:#fff}.dialog__btn--confirm:hover{filter:brightness(1.15)}.dialog__btn--danger{background:var(--color-error);color:#fff}.dialog__btn--danger:hover{filter:brightness(1.1)}.dialog__btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.toast-container{position:fixed;top:var(--space-6);left:50%;transform:translate(-50%);z-index:var(--z-toast);display:flex;flex-direction:column;gap:var(--space-2);pointer-events:none}.toast{background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);box-shadow:var(--shadow-lg);backdrop-filter:blur(20px);font-size:var(--text-sm);color:var(--color-text-primary);min-width:200px;max-width:400px;opacity:0;transform:translateY(-20px);animation:toast-in var(--transition-normal) forwards}.toast.toast-out{animation:toast-out var(--transition-normal) forwards}@keyframes toast-in{to{opacity:1;transform:translateY(0)}}@keyframes toast-out{to{opacity:0;transform:translateY(-20px)}}.toast.toast-success{border-color:var(--color-success)}.toast.toast-error{border-color:var(--color-error)}.toast.toast-info{border-color:var(--color-info)}.modal-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:var(--z-modal);display:none;align-items:center;justify-content:center;pointer-events:none}.modal-container.active{display:flex;pointer-events:all}.modal-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#0009;backdrop-filter:blur(4px);opacity:0;animation:fade-in var(--transition-normal) forwards}.modal{position:relative;background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-width:90%;max-height:90%;overflow:auto;opacity:0;transform:scale(.9);animation:modal-in var(--transition-normal) forwards}@keyframes fade-in{to{opacity:1}}@keyframes modal-in{to{opacity:1;transform:scale(1)}}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;box-shadow:var(--shadow-glow)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media (prefers-contrast: more){:root{--color-border-subtle: #FFFFFF;--color-border-medium: #FFFFFF}}.hidden{display:none!important}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.toolbar{position:fixed;top:var(--space-6);left:50%;transform:translate(-50%);z-index:var(--z-toolbar);max-width:calc(100vw - 32px);display:flex;align-items:center;flex-wrap:nowrap;gap:0;padding:var(--space-2);overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);backdrop-filter:blur(20px);opacity:0;animation:toolbar-in .3s cubic-bezier(.4,0,.2,1) forwards}.toolbar::-webkit-scrollbar{display:none}@keyframes toolbar-in{to{opacity:1}}.toolbar-group{position:relative;display:flex;align-items:center;gap:2px;padding:0 4px;background:transparent;border:none;border-radius:0;box-shadow:none;backdrop-filter:none}.toolbar-group:not(:last-child){padding-right:10px;margin-right:6px}.toolbar-group:not(:last-child):after{content:"";position:absolute;right:0;top:5px;bottom:5px;width:2px;border-radius:1px;background:var(--group-sep-color, var(--color-border-subtle))}.toolbar-group--brand{--group-sep-color: rgba(8, 145, 178, .5)}.toolbar-group--tools{--group-sep-color: rgba(99, 102, 241, .45)}.toolbar-group--palette{--group-sep-color: rgba(6, 182, 212, .45)}.toolbar-group--content{--group-sep-color: rgba(245, 158, 11, .45)}.toolbar-group--history{--group-sep-color: rgba(168, 85, 247, .45)}.toolbar-group--danger{--group-sep-color: rgba(239, 68, 68, .45)}.toolbar-group--export{--group-sep-color: rgba(16, 185, 129, .45)}.toolbar-group--config{--group-sep-color: rgba(148, 163, 184, .3)}.brand-wordmark{display:flex;flex-direction:column;line-height:1;padding:0 4px;user-select:none}.brand-wordmark__name{font-size:15px;font-weight:700;letter-spacing:-.4px;color:var(--color-text-primary);white-space:nowrap}.brand-wordmark__sub{font-size:10px;font-weight:500;color:#0891b2;text-decoration:none;margin-top:2px;white-space:nowrap}.brand-wordmark__sub:hover{text-decoration:underline;text-underline-offset:2px}.toolbar-section{display:flex;align-items:center;gap:2px}.pen-group{display:flex;align-items:center;gap:0;background:transparent;border-radius:var(--radius-md)}.pen-group .tool-button:first-child{border-radius:var(--radius-md) 0 0 var(--radius-md);padding-right:2px}.pen-more-btn{width:18px!important;height:40px;border-radius:0 var(--radius-md) var(--radius-md) 0!important;padding:0 2px!important;color:var(--color-text-muted)}.pen-group:has(.tool-button.active) .pen-more-btn{background:color-mix(in srgb,var(--color-accent) 25%,transparent)!important;color:var(--color-accent)}.pen-flyout{position:fixed;z-index:var(--z-panel);background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:8px;min-width:160px;animation:flyout-in .15s cubic-bezier(.4,0,.2,1)}.pen-flyout[hidden]{display:none}@keyframes flyout-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.pen-flyout__label{font-size:var(--text-xs);font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;padding:2px 8px 6px}.pen-flyout__list{display:flex;flex-direction:column;gap:2px}.pen-flyout__item{display:flex;align-items:center;gap:10px;padding:7px 10px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--color-text-secondary);cursor:pointer;font-size:var(--text-sm);font-family:var(--font-sans);transition:all var(--transition-fast);width:100%;text-align:left}.pen-flyout__item:hover{background:var(--color-bg-surface-2);color:var(--color-text-primary)}.pen-flyout__item.active{background:var(--color-accent-soft);color:var(--color-accent);font-weight:600}.pen-flyout__icon{width:18px;height:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.pen-flyout__icon svg{width:16px;height:16px}.pen-flyout__name{flex:1}.pen-flyout__kbd{font-size:10px;font-family:var(--font-mono);background:var(--color-bg-surface-3);color:var(--color-text-muted);border-radius:4px;padding:1px 5px;border:1px solid var(--color-border-subtle)}.toolbar-divider{width:1px;height:20px;background:var(--color-border-subtle);margin:0 2px}.tool-button{width:40px;height:40px;padding:0;border:none;border-radius:var(--radius-md);background:transparent;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.tool-button svg{width:18px;height:18px}.tool-button:hover{background:var(--color-bg-surface-2);color:var(--color-text-primary)}.tool-button.active{background:var(--color-accent);color:#fff}.tool-button:disabled{opacity:.5;cursor:not-allowed}.color-picker{display:flex;align-items:center;gap:var(--space-2)}.color-swatch{width:26px;height:26px;padding:0;border:2px solid transparent;border-radius:50%;cursor:pointer;transition:all var(--transition-fast);box-shadow:inset 0 0 0 1px #0000001a}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border-color:var(--color-text-primary);box-shadow:0 0 0 2px var(--color-bg-elevated),0 0 0 4px var(--color-text-primary),inset 0 0 0 1px #0000001a}.stroke-width-selector{display:flex;align-items:center;gap:var(--space-2)}.width-button{width:32px;height:32px;padding:0;border:2px solid transparent;border-radius:var(--radius-md);background:transparent;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.width-button:hover{background:var(--color-bg-surface-2)}.width-button.active{border-color:var(--color-accent);color:var(--color-accent)}.width-preview{transition:all var(--transition-fast)}@media (max-width: 1400px){.color-swatch{width:22px;height:22px}.color-picker,.stroke-width-selector{gap:4px}}@media (max-width: 1200px){.brand-wordmark__sub{display:none}.brand-wordmark__name{font-size:13px}.toolbar-group{flex-shrink:0}.pen-more-btn{width:14px!important}.tool-button{width:36px;height:36px}.color-swatch{width:18px;height:18px}.width-button{width:28px;height:28px}.color-picker,.stroke-width-selector{gap:3px}.toolbar-group:not(:last-child){padding-right:6px;margin-right:4px}}@media (max-width: 1024px){.tool-button{width:32px;height:32px}.tool-button svg{width:15px;height:15px}.color-swatch{width:16px;height:16px}.width-button{width:24px;height:24px}.color-picker,.stroke-width-selector{gap:2px}.toolbar-divider{margin:0 1px}.toolbar-group:not(:last-child){padding-right:4px;margin-right:2px}.toolbar{padding:4px 6px}.ul-avatar__circle{width:26px;height:26px;font-size:10px}}@media (max-width: 900px){#fill-toggle,#mermaid-button{display:none}.pen-more-btn{width:12px!important}.tool-button{width:26px;height:26px}.tool-button svg{width:13px;height:13px}.color-swatch{width:12px;height:12px}.width-button{width:20px;height:20px}.stroke-width-selector{display:none}.color-picker{gap:2px}.toolbar-divider{display:none}.toolbar-group:not(:last-child){padding-right:2px;margin-right:1px}.toolbar{padding:3px 4px}.ul-avatar__circle{width:22px;height:22px;font-size:9px}.ul-avatar__you-dot{width:6px;height:6px}}@media (max-width: 768px){.toolbar-group--brand{display:none}.toolbar{flex-wrap:nowrap;justify-content:flex-start;max-width:calc(100vw - 24px)}}.toolbar-arrow{display:none;z-index:10002;align-items:center;justify-content:center;border:none;cursor:pointer;padding:0;touch-action:manipulation;background:var(--color-bg-elevated);color:var(--color-text-primary);opacity:.92;transition:opacity .15s,background .1s}.toolbar-arrow:hover{opacity:1;background:var(--color-bg-surface-2)}.toolbar-arrow:active{opacity:1;background:var(--color-bg-surface-3)}.toolbar-arrow svg{width:14px;height:14px;pointer-events:none}.toolbar-arrow--left{box-shadow:3px 0 12px #0000004d}.toolbar-arrow--right{box-shadow:-3px 0 12px #0000004d}.remote-cursor{position:absolute;pointer-events:none;z-index:var(--z-cursors);transition:left 80ms linear,top 80ms linear;display:none}.remote-cursor svg{filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}.remote-cursor-name{position:absolute;left:24px;top:0;padding:var(--space-1) var(--space-2);background:var(--color-bg-elevated);border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);font-size:var(--text-xs);color:var(--color-text-primary);white-space:nowrap;box-shadow:var(--shadow-sm)}@keyframes rm-backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes rm-modal-in{0%{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes rm-backdrop-out{0%{opacity:1}to{opacity:0}}@keyframes rm-shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.rm-backdrop{position:fixed;inset:0;z-index:var(--z-modal);display:flex;align-items:center;justify-content:center;padding:var(--space-6);background:#07070bd1;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);animation:rm-backdrop-in .25s ease forwards}.rm-backdrop--out{animation:rm-backdrop-out .26s ease forwards}.rm-modal{width:min(640px,100%);max-height:calc(100dvh - 48px);background:var(--color-bg-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);box-shadow:0 24px 80px #0000008c,0 0 0 1px #ffffff0a;overflow-y:auto;animation:rm-modal-in .3s cubic-bezier(.22,1,.36,1) forwards}.rm-header{display:flex;flex-direction:column;align-items:center;padding:var(--space-10) var(--space-10) var(--space-6);border-bottom:1px solid var(--color-border-subtle)}.rm-logo-wrap{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-3)}.rm-logo-icon{box-shadow:0 4px 16px #6366f159}.rm-logo-name{font-size:var(--text-2xl);font-weight:700;letter-spacing:-.02em;color:var(--color-text-primary)}.rm-tagline{font-size:var(--text-sm);color:var(--color-text-muted);text-align:center}.rm-body{padding:var(--space-6) var(--space-8);display:flex;flex-direction:column}.rm-or{display:flex;align-items:center;gap:var(--space-4);margin:var(--space-4) 0;color:var(--color-text-muted);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em}.rm-or:before,.rm-or:after{content:"";flex:1;height:1px;background:var(--color-border-subtle)}.rm-card{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-5) var(--space-6);background:var(--color-bg-surface-2);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);text-align:left;cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast);width:100%;font-family:var(--font-sans);color:var(--color-text-primary)}.rm-card--create:hover,.rm-card--create:focus-visible{border-color:var(--color-accent);background:var(--color-bg-surface-3);box-shadow:0 0 0 3px var(--color-accent-soft);transform:translateY(-1px);outline:none}.rm-card--create:active{transform:translateY(0)}.rm-card--join{flex-direction:column;align-items:stretch;gap:var(--space-4);cursor:default}.rm-card__icon{flex-shrink:0;width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--color-accent-soft);border-radius:var(--radius-md);color:var(--color-accent)}.rm-card__content{flex:1;min-width:0}.rm-card__title{font-size:var(--text-base);font-weight:600;color:var(--color-text-primary);margin-bottom:2px}.rm-card__desc{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:1.4}.rm-card__arrow{flex-shrink:0;color:var(--color-text-muted);transition:transform var(--transition-fast),color var(--transition-fast)}.rm-card--create:hover .rm-card__arrow{color:var(--color-accent);transform:translate(2px)}.rm-join-header{display:flex;align-items:center;gap:var(--space-4)}.rm-paste-btn{display:flex;align-items:center;justify-content:center;gap:var(--space-2);width:100%;height:52px;background:var(--color-accent-soft);border:1.5px dashed var(--color-accent);border-radius:var(--radius-md);color:var(--color-accent);font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);-webkit-tap-highlight-color:transparent}.rm-paste-btn:hover,.rm-paste-btn:focus-visible{background:#6366f12e;box-shadow:0 0 0 3px var(--color-accent-soft);outline:none}.rm-paste-btn:active{transform:scale(.98)}.rm-paste-btn--hint{background:#6366f126;border-style:solid;box-shadow:0 0 0 3px var(--color-accent-soft);animation:rm-pulse 1.8s ease infinite}@keyframes rm-pulse{0%,to{box-shadow:0 0 0 3px var(--color-accent-soft)}50%{box-shadow:0 0 0 6px #6366f114}}.rm-join-manual{display:flex;flex-direction:column;gap:var(--space-2)}.rm-join-manual__label{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.07em}.rm-join-row{display:flex;gap:var(--space-2)}.rm-input{flex:1;height:48px;padding:0 var(--space-4);background:var(--color-bg-primary);border:1px solid var(--color-border-medium);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:var(--font-sans);font-size:var(--text-base);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);font-size:max(16px,var(--text-sm))}.rm-input::placeholder{color:var(--color-text-muted)}.rm-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.rm-input--error{border-color:var(--color-error)!important;box-shadow:0 0 0 3px #ef444426!important;animation:rm-shake .35s ease}.rm-btn-secondary{height:48px;padding:0 var(--space-5);background:var(--color-accent);border:none;border-radius:var(--radius-md);color:#fff;font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;cursor:pointer;white-space:nowrap;transition:background var(--transition-fast),transform var(--transition-fast);-webkit-tap-highlight-color:transparent}.rm-btn-secondary:hover{background:var(--color-accent-hover)}.rm-btn-secondary:active{transform:scale(.97)}.rm-share{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);padding:var(--space-4) 0 var(--space-2);text-align:center}.rm-share__check{width:56px;height:56px;display:flex;align-items:center;justify-content:center;background:#22c55e1a;border-radius:50%}.rm-share__title{font-size:var(--text-xl);font-weight:700;letter-spacing:-.02em;color:var(--color-text-primary)}.rm-share__subtitle{font-size:var(--text-sm);color:var(--color-text-secondary)}.rm-share__url-row{display:flex;align-items:center;gap:var(--space-2);width:100%;background:var(--color-bg-surface-2);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4)}.rm-share__url{flex:1;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}.rm-share__copy-btn{flex-shrink:0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-surface-3);border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.rm-share__copy-btn:hover{background:var(--color-accent-soft);border-color:var(--color-accent);color:var(--color-accent)}.rm-share__copy-btn--copied{background:#22c55e1f;border-color:var(--color-success);color:var(--color-success)}.rm-share__actions{display:flex;gap:var(--space-3);width:100%;justify-content:center;margin-top:var(--space-2)}.rm-btn-primary{display:flex;align-items:center;gap:var(--space-2);height:52px;padding:0 var(--space-6);background:var(--color-accent);border:none;border-radius:var(--radius-md);color:#fff;font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;cursor:pointer;transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);-webkit-tap-highlight-color:transparent}.rm-btn-primary:hover{background:var(--color-accent-hover);box-shadow:0 4px 16px var(--color-accent-glow);transform:translateY(-1px)}.rm-btn-primary:active{transform:translateY(0)}.rm-btn-share{display:flex;align-items:center;gap:var(--space-2);height:52px;padding:0 var(--space-5);background:transparent;border:1.5px solid var(--color-border-medium);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:var(--font-sans);font-size:var(--text-base);font-weight:600;cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast);-webkit-tap-highlight-color:transparent}.rm-btn-share:hover{border-color:var(--color-accent);background:var(--color-accent-soft);color:var(--color-accent)}.rm-btn-share:active{transform:scale(.97)}.rm-footer{padding:var(--space-4) var(--space-8);border-top:1px solid var(--color-border-subtle);font-size:var(--text-xs);color:var(--color-text-muted);text-align:center}@media (max-width: 768px){.rm-share__actions{flex-direction:column-reverse;align-items:stretch}.rm-btn-primary,.rm-btn-share{width:100%;justify-content:center}}@media (max-width: 540px){.rm-backdrop{padding:0;align-items:flex-end}.rm-modal{width:100%;max-height:92dvh;border-radius:var(--radius-xl) var(--radius-xl) 0 0}.rm-header{padding:var(--space-8) var(--space-6) var(--space-4)}.rm-body{padding:var(--space-5) var(--space-5)}.rm-footer{padding:var(--space-3) var(--space-5) var(--space-6)}.rm-join-row{flex-direction:column}.rm-btn-secondary{width:100%}.rm-paste-btn{height:60px;font-size:var(--text-lg)}}.brand{display:none}.brand__indicators{position:fixed;bottom:70px;right:20px;z-index:150;display:flex;align-items:center;gap:8px;pointer-events:none}.brand__save{display:flex;align-items:center;gap:5px;padding:4px 10px;border-radius:20px;background:#0f172abf;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.09);box-shadow:0 2px 8px #00000040;opacity:0;transform:translate(6px);transition:opacity .2s ease,transform .2s ease;white-space:nowrap}.brand__save--visible{opacity:1;transform:translate(0)}.brand__save-dot{width:6px;height:6px;border-radius:50%;background:var(--color-text-muted, #64748b);flex-shrink:0}.brand__save-label{font-size:11px;font-weight:500;color:var(--color-text-muted, #94a3b8)}.brand__save--saving .brand__save-dot{background:#f59e0b;animation:brand-pulse .8s ease-in-out infinite}.brand__save--saving .brand__save-label{color:#f59e0b}.brand__save--saved .brand__save-dot{background:#22c55e}.brand__save--saved .brand__save-label{color:#22c55e}.brand__save--error .brand__save-dot{background:#ef4444}.brand__save--error .brand__save-label{color:#ef4444}@keyframes brand-pulse{0%,to{opacity:1}50%{opacity:.3}}.ul-panel{position:fixed;bottom:72px;right:20px;z-index:var(--z-toolbar);display:flex;align-items:center;padding:4px 8px;background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);backdrop-filter:blur(12px);user-select:none}.ul-avatars{display:flex;flex-direction:row;align-items:center;gap:0}.ul-avatar{position:relative;margin-left:-6px;pointer-events:all;cursor:default}.ul-avatar:first-child{margin-left:0}.ul-avatar__circle{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;font-size:12px;font-weight:700;color:#fff;border:2px solid rgba(15,23,42,.8);box-shadow:0 1px 4px #0006;transition:transform .15s ease,z-index 0s}.ul-avatar:hover .ul-avatar__circle{transform:translateY(-3px) scale(1.1);z-index:10;border-color:#ffffff40}.ul-avatar__you-dot{position:absolute;bottom:0;right:0;width:8px;height:8px;border-radius:50%;background:#fff;border:1.5px solid rgba(15,23,42,.8)}.brand__conn{width:8px;height:8px;border-radius:50%;pointer-events:all;cursor:default;transition:background .3s ease}.brand__conn--connecting{background:#f59e0b;animation:brand-pulse 1s ease-in-out infinite}.brand__conn--connected{background:#22c55e}.brand__conn--disconnected{background:#ef4444}.brand__conn--reconnecting{background:#f59e0b;animation:brand-pulse .6s ease-in-out infinite}.legal-footer{position:fixed;bottom:10px;left:12px;z-index:50;display:flex;align-items:center;gap:10px;pointer-events:none;user-select:none}.legal-footer__copy,.legal-footer__link{font-size:10px;font-family:inherit;color:var(--color-text-tertiary, rgba(148, 163, 184, .45));text-decoration:none;white-space:nowrap;line-height:1}.legal-footer__link{pointer-events:all;transition:color var(--transition-fast)}.legal-footer__link:hover{color:var(--color-text-secondary);text-decoration:underline;text-underline-offset:2px}.legal-footer__copy:after,.legal-footer__link:not(:last-child):after{content:"·";margin-left:10px;opacity:.5}@media (max-width: 480px){.legal-footer{display:none}}.ob-overlay{position:fixed;inset:0;z-index:var(--z-modal, 900);display:flex;align-items:center;justify-content:center;background:#0a0c16d1;backdrop-filter:blur(6px);animation:ob-fadein .3s ease}.ob-overlay--out{animation:ob-fadeout .35s ease forwards}@keyframes ob-fadein{0%{opacity:0}to{opacity:1}}@keyframes ob-fadeout{0%{opacity:1}to{opacity:0}}.ob-modal{background:var(--color-bg-elevated, #1a1c2e);border:1px solid var(--color-border-subtle, rgba(148,163,184,.15));border-radius:16px;padding:32px 28px 28px;max-width:440px;width:calc(100% - 32px);box-shadow:0 24px 80px #0009;display:flex;flex-direction:column;gap:16px;animation:ob-slidein .35s cubic-bezier(.34,1.56,.64,1)}@keyframes ob-slidein{0%{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}.ob-logo{display:flex;align-items:center;gap:10px}.ob-logo-img{border-radius:0}.ob-logo-name{font-size:20px;font-weight:700;color:var(--color-text-primary);letter-spacing:-.4px}.ob-title{font-size:22px;font-weight:700;color:var(--color-text-primary);letter-spacing:-.4px;margin:0}.ob-subtitle{font-size:14px;color:var(--color-text-secondary);margin:-8px 0 0}.ob-features{display:flex;flex-direction:column;gap:12px}.ob-feature{display:flex;align-items:flex-start;gap:12px}.ob-feature__icon{flex-shrink:0;width:34px;height:34px;border-radius:8px;background:var(--color-accent-dim, rgba(8,145,178,.12));display:flex;align-items:center;justify-content:center;color:var(--color-accent, #0891b2)}.ob-feature__icon svg{width:18px;height:18px}.ob-feature__text{display:flex;flex-direction:column;gap:1px;font-size:13px}.ob-feature__text strong{color:var(--color-text-primary);font-weight:600}.ob-feature__text span{color:var(--color-text-secondary)}.ob-tips{display:flex;flex-wrap:wrap;gap:8px;padding:10px 12px;background:var(--color-bg-secondary, rgba(255,255,255,.04));border-radius:8px;border:1px solid var(--color-border-subtle)}.ob-tip{font-size:12px;color:var(--color-text-secondary)}.ob-tip kbd{display:inline-block;padding:1px 5px;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:4px;font-family:monospace;font-size:11px;color:var(--color-text-primary);margin-right:3px}.ob-btn{width:100%;padding:12px;border-radius:6px;background:var(--color-accent, #0891b2);color:#fff;border:none;font-size:15px;font-weight:600;cursor:pointer;transition:opacity .15s;margin-top:4px}.ob-btn:hover{opacity:.88}.ul-rename-popover{position:fixed;z-index:var(--z-tooltip, 800);background:var(--color-bg-elevated, #1a1c2e);border:1px solid var(--color-border, rgba(148,163,184,.2));border-radius:10px;padding:12px 14px;box-shadow:0 8px 32px #0006;display:flex;flex-direction:column;gap:8px;min-width:220px;animation:ob-fadein .15s ease}.ul-rename-label{font-size:11px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}.ul-rename-row{display:flex;gap:6px}.ul-rename-input{flex:1;padding:6px 9px;border-radius:4px;border:1px solid var(--color-border);background:var(--color-bg-secondary, rgba(255,255,255,.06));color:var(--color-text-primary);font-size:13px;font-family:inherit;outline:none;min-width:0}.ul-rename-input:focus{border-color:var(--color-accent, #0891b2)}.ul-rename-save{padding:6px 12px;border-radius:4px;background:var(--color-accent, #0891b2);color:#fff;border:none;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;transition:opacity .15s}.ul-rename-save:hover{opacity:.85}.ul-avatar--you{cursor:pointer}.rg-card__meta--id{font-size:10px;color:var(--color-text-tertiary, rgba(148,163,184,.5));font-family:monospace}.zc-panel{position:fixed;bottom:24px;right:20px;z-index:var(--z-toolbar);display:flex;align-items:center;gap:2px;padding:4px;background:var(--color-bg-elevated);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);backdrop-filter:blur(12px)}.zc-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.zc-btn:hover{background:var(--color-bg-surface-2);color:var(--color-text-primary)}.zc-level{height:32px;min-width:52px;padding:0 var(--space-2);background:transparent;border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:600;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast);text-align:center}.zc-level:hover{background:var(--color-bg-surface-2);color:var(--color-text-primary)}.zc-sep{width:1px;height:20px;background:var(--color-border-subtle);margin:0 2px}.rm-name-row{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-5) var(--space-8);border-bottom:1px solid var(--color-border-subtle)}.rm-name-label{font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-muted)}.rm-name-input{width:100%}.rm-recent{padding:var(--space-4) var(--space-8);border-bottom:1px solid var(--color-border-subtle)}.rm-recent__label{display:block;font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-muted);margin-bottom:var(--space-2)}.rm-recent__list{display:flex;flex-wrap:wrap;gap:var(--space-2)}.rm-recent__chip{height:30px;padding:0 var(--space-3);background:var(--color-bg-surface-3);border:1px solid var(--color-border-subtle);border-radius:var(--radius-full);color:var(--color-text-secondary);font-family:var(--font-mono);font-size:var(--text-xs);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast),background var(--transition-fast);white-space:nowrap}.rm-recent__chip:hover{border-color:var(--color-accent);color:var(--color-accent);background:var(--color-accent-soft)}.tool-button--danger:hover{background:#ef44441f;color:#ef4444}body.presentation-mode .toolbar,body.presentation-mode .brand,body.presentation-mode .brand__indicators,body.presentation-mode .ul-panel,body.presentation-mode .zc-panel,body.presentation-mode .minimap-panel,body.presentation-mode #toolbar-container{opacity:0;pointer-events:none;transition:opacity var(--transition-slow)}body.presentation-mode .canvas-container{cursor:none}.sp-overlay{position:fixed;inset:0;background:#0000008c;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);opacity:0;pointer-events:none;transition:opacity var(--transition-normal)}.sp-overlay--visible{opacity:1;pointer-events:all}.sp-panel{background:var(--color-bg-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);width:min(640px,92vw);max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.sp-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5)}.sp-title{font-size:var(--text-lg);font-weight:600;color:var(--color-text-primary)}.sp-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-surface-2);border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer}.sp-close svg{width:16px;height:16px}.sp-close:hover{background:var(--color-bg-surface-3);color:var(--color-text-primary)}.sp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-5)}.sp-group-title{font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted);margin-bottom:var(--space-3)}.sp-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-1) 0;color:var(--color-text-secondary);font-size:var(--text-sm)}.sp-row kbd{display:inline-flex;align-items:center;padding:2px 6px;background:var(--color-bg-surface-3);border:1px solid var(--color-border-medium);border-radius:4px;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-text-primary);white-space:nowrap;min-width:24px;justify-content:center}.ctx-menu{position:fixed;background:var(--color-bg-elevated);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);padding:var(--space-1);z-index:var(--z-toast);min-width:160px;box-shadow:var(--shadow-md);opacity:0;pointer-events:none;transform:scale(.95);transform-origin:top left;transition:opacity .1s ease,transform .1s ease}.ctx-menu--visible{opacity:1;pointer-events:all;transform:scale(1)}.ctx-item{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);color:var(--color-text-secondary);font-size:var(--text-sm);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast);border:none;background:none;width:100%;text-align:left}.ctx-item:hover{background:var(--color-bg-surface-2);color:var(--color-text-primary)}.ctx-item--danger:hover{background:#ef44441a;color:var(--color-error)}.ctx-separator{height:1px;background:var(--color-border-subtle);margin:var(--space-1) 0}.minimap-panel{position:fixed;bottom:80px;left:16px;width:148px;height:104px;background:transparent;border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);overflow:hidden;z-index:var(--z-panel);box-shadow:var(--shadow-sm);cursor:crosshair;opacity:.38;transition:opacity .2s ease}.minimap-panel:hover{opacity:.92}.minimap-panel canvas{width:100%;height:100%;display:block}.sticky-editor{position:fixed;z-index:500;display:flex;flex-direction:column;width:200px;min-height:120px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);overflow:hidden}.sticky-editor__handle{height:28px;display:flex;align-items:center;justify-content:flex-end;padding:0 var(--space-2);font-size:var(--text-xs);font-weight:600;cursor:move;user-select:none;gap:var(--space-1)}.sticky-editor__colors{display:flex;gap:4px;align-items:center}.sticky-editor__color-swatch{width:14px;height:14px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0;outline:none;flex-shrink:0;transition:transform .1s,border-color .1s}.sticky-editor__color-swatch.active{border-color:#00000073;transform:scale(1.2)}.sticky-editor__color-swatch:hover{transform:scale(1.15)}.sticky-editor__body{flex:1;padding:var(--space-2) var(--space-3);font-size:14px;font-family:var(--font-sans);border:none;background:transparent;resize:none;outline:none;min-height:96px;color:#1a1a2e}.mm-overlay{position:fixed;inset:0;background:#0000008c;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);opacity:0;pointer-events:none;transition:opacity var(--transition-normal)}.mm-overlay--visible{opacity:1;pointer-events:all}.mm-panel{background:var(--color-bg-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);width:min(560px,92vw);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:var(--space-4)}.mm-header{display:flex;align-items:center;justify-content:space-between}.mm-title{font-size:var(--text-lg);font-weight:600}.mm-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-surface-2);border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer}.mm-close svg{width:16px;height:16px}.mm-close:hover{background:var(--color-bg-surface-3);color:var(--color-text-primary)}.mm-textarea{width:100%;min-height:160px;background:var(--color-bg-surface-2);border:1px solid var(--color-border-medium);border-radius:var(--radius-md);padding:var(--space-3);font-family:var(--font-mono);font-size:var(--text-sm);color:var(--color-text-primary);resize:vertical;outline:none}.mm-textarea:focus{border-color:var(--color-accent)}.mm-preview{width:100%;min-height:80px;background:var(--color-bg-surface-2);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;overflow:hidden;color:var(--color-text-muted);font-size:var(--text-sm)}.mm-preview img{max-width:100%;max-height:200px;object-fit:contain}.mm-actions{display:flex;gap:var(--space-3);justify-content:flex-end}.mm-btn{padding:var(--space-2) var(--space-5);border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:500;cursor:pointer;border:none;transition:background var(--transition-fast)}.mm-btn--primary{background:var(--color-accent);color:#fff}.mm-btn--primary:hover{background:var(--color-accent-hover)}.mm-btn--ghost{background:var(--color-bg-surface-2);color:var(--color-text-secondary)}.mm-btn--ghost:hover{background:var(--color-bg-surface-3)}.ul-avatar:not(.ul-avatar--you){cursor:pointer}.ul-avatar--following .ul-avatar__circle{box-shadow:0 0 0 2px var(--color-accent),0 0 0 4px var(--color-accent-glow);animation:following-pulse 1.5s ease-in-out infinite}@keyframes following-pulse{0%,to{box-shadow:0 0 0 2px var(--color-accent),0 0 0 4px #6366f140}50%{box-shadow:0 0 0 2px var(--color-accent),0 0 0 8px #6366f11a}}.canvas-container.drop-target{outline:3px dashed var(--color-accent);outline-offset:-3px}.rg-overlay{position:fixed;inset:0;background:#000000b3;backdrop-filter:blur(6px);display:flex;align-items:flex-end;justify-content:center;z-index:var(--z-modal);opacity:0;pointer-events:none;transition:opacity var(--transition-normal)}.rg-overlay--visible{opacity:1;pointer-events:all}.rg-panel{width:100%;max-height:62vh;background:var(--color-bg-surface);border-top:1px solid var(--color-border-subtle);border-radius:var(--radius-xl) var(--radius-xl) 0 0;display:flex;flex-direction:column;padding:var(--space-5) var(--space-6) var(--space-6);box-shadow:0 -8px 40px #00000080;transform:translateY(20px);transition:transform var(--transition-slow)}.rg-overlay--visible .rg-panel{transform:translateY(0)}.rg-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5);flex-shrink:0}.rg-header-left{display:flex;align-items:center;gap:var(--space-3)}.rg-header-icon{width:20px;height:20px;color:var(--color-accent)}.rg-title{font-size:var(--text-lg);font-weight:600;color:var(--color-text-primary)}.rg-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-surface-2);border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer}.rg-close svg{width:16px;height:16px}.rg-close:hover{background:var(--color-bg-surface-3);color:var(--color-text-primary)}.rg-strip-wrap{overflow-x:auto;overflow-y:hidden;flex:1;scrollbar-width:thin;scrollbar-color:var(--color-border-medium) transparent;padding-bottom:var(--space-2)}.rg-strip-wrap::-webkit-scrollbar{height:4px}.rg-strip-wrap::-webkit-scrollbar-thumb{background:var(--color-border-medium);border-radius:2px}.rg-strip{display:flex;gap:var(--space-4);padding:var(--space-1) var(--space-1) var(--space-2);min-height:260px;align-items:flex-start}.rg-card{flex-shrink:0;width:220px;background:var(--color-bg-surface-2);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:border-color var(--transition-fast),transform var(--transition-fast),opacity var(--transition-normal)}.rg-card:hover{border-color:var(--color-border-medium);transform:translateY(-2px)}.rg-card--current{border-color:var(--color-accent)}.rg-card--removing{opacity:0;transform:scale(.9)}.rg-card__preview{position:relative;width:100%;height:140px;background:#0b0b0f;overflow:hidden}.rg-card__img{width:100%;height:100%;object-fit:cover;display:block}.rg-card__placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--color-text-muted)}.rg-card__placeholder svg{width:36px;height:36px}.rg-card__badge{position:absolute;top:8px;right:8px;background:var(--color-accent);color:#fff;font-size:var(--text-xs);font-weight:600;padding:2px 8px;border-radius:var(--radius-full)}.rg-card__info{padding:var(--space-3) var(--space-3) var(--space-2);display:flex;flex-direction:column;gap:2px}.rg-card__id{font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-text-primary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rg-card__meta{font-size:var(--text-xs);color:var(--color-text-muted)}.rg-card__actions{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3) var(--space-3)}.rg-card__open{flex:1;padding:var(--space-2) 0;background:var(--color-accent);color:#fff;border:none;border-radius:var(--radius-sm);font-size:var(--text-sm);font-weight:500;cursor:pointer;transition:background var(--transition-fast)}.rg-card__open:hover{background:var(--color-accent-hover)}.rg-card__open--current{background:var(--color-bg-surface-3);color:var(--color-text-secondary);cursor:default}.rg-card__open--current:hover{background:var(--color-bg-surface-3)}.rg-card__delete{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);color:var(--color-text-muted);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast);flex-shrink:0}.rg-card__delete svg{width:14px;height:14px}.rg-card__delete:hover{background:#ef44441a;color:var(--color-error);border-color:var(--color-error)}.rg-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);width:100%;min-height:180px;color:var(--color-text-muted);font-size:var(--text-sm);text-align:center}.rg-empty svg{width:40px;height:40px;opacity:.4}.rg-loading{display:flex;align-items:center;justify-content:center;width:100%;min-height:180px}.rg-spinner{width:28px;height:28px;color:var(--color-accent);animation:rg-spin 1s linear infinite}@keyframes rg-spin{to{transform:rotate(360deg)}}.co-overlay{position:fixed;inset:0;z-index:2000;cursor:crosshair;display:none;user-select:none;touch-action:none}.co-overlay--visible{display:block}.co-sel-rect{position:fixed;box-shadow:0 0 0 9999px #00000085;border:2px solid rgba(255,255,255,.9);border-radius:2px;pointer-events:none;z-index:2001}.co-hint{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#ffffffeb;font-size:15px;font-weight:500;text-align:center;line-height:1.5;pointer-events:none;text-shadow:0 1px 6px rgba(0,0,0,.6)}.co-hint-sub{font-size:12px;opacity:.7}.co-actions{position:absolute;bottom:28px;left:50%;transform:translate(-50%);display:flex;gap:10px;z-index:2002}.co-btn{padding:8px 22px;border-radius:var(--radius-lg);border:none;font-size:13px;font-weight:600;cursor:pointer;background:#fffffff2;color:#1a1a2e;box-shadow:var(--shadow-md);transition:background .12s}.co-btn:hover{background:#fff}.co-btn--cancel{background:#ffffff2e;color:#fff;border:1px solid rgba(255,255,255,.28);box-shadow:none}.co-btn--cancel:hover{background:#ffffff47}.co-shutter-flash{position:fixed;inset:0;background:#fff;pointer-events:none;z-index:10001;animation:co-shutter .42s ease-out forwards}@keyframes co-shutter{0%{opacity:.85}25%{opacity:.92}to{opacity:0}}.home-screen{position:fixed;inset:0;background:#0a0a0f;z-index:1000;display:flex;flex-direction:column;overflow:hidden;font-family:var(--font-sans, "DM Sans", sans-serif)}.home-screen.hidden{display:none}.home-header{display:flex;align-items:center;gap:12px;padding:16px 28px;border-bottom:1px solid rgba(255,255,255,.06);flex-shrink:0}.home-back-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:7px;background:none;border:none;color:var(--primary, #0891b2);cursor:pointer;transition:background .12s;flex-shrink:0}.home-back-btn:hover{background:#0891b21f}.home-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#e2e8f0;letter-spacing:-.3px}.home-brand svg{color:var(--primary, #0891b2)}.home-header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.home-join-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;background:transparent;border:1.5px solid rgba(255,255,255,.14);border-radius:8px;color:#94a3b8;font-size:13px;font-weight:500;cursor:pointer;transition:border-color .15s,color .15s,background .15s;font-family:inherit}.home-join-btn:hover{border-color:var(--primary, #0891b2);color:var(--primary, #0891b2);background:#0891b214}.home-empty-join-btn{background:transparent;border:1.5px solid rgba(255,255,255,.14);color:#94a3b8}.home-empty-join-btn:hover{background:#ffffff0f;color:#e2e8f0}.home-new-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;background:var(--primary, #0891b2);color:#fff;border:none;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s,transform .1s}.home-new-btn:hover{background:#0e7490}.home-new-btn:active{transform:scale(.97)}.home-user-btn{background:none;border:none;padding:0;cursor:pointer;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .15s,box-shadow .15s;flex-shrink:0}.home-user-btn:hover{transform:scale(1.08)}.home-user-btn:hover .home-user-avatar{box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 35%,transparent)}.home-user-avatar{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;font-size:13px;font-weight:700;color:#fff;letter-spacing:-.01em;user-select:none;transition:box-shadow .15s}.home-body{flex:1;overflow-y:auto;padding:28px}.home-section-title{font-size:11px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.8px;margin-bottom:18px}.notebooks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(152px,1fr));gap:20px}.notebook-card{display:flex;flex-direction:column;gap:8px;cursor:pointer;position:relative}.notebook-cover{aspect-ratio:3/4;border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;position:relative;transition:transform .18s,box-shadow .18s;box-shadow:0 4px 16px #00000059;overflow:hidden}.notebook-cover:before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:#0000002e;border-radius:10px 0 0 10px}.notebook-cover:after{content:"";position:absolute;inset:0;border-radius:10px;border:1px solid rgba(255,255,255,.08)}.notebook-card:hover .notebook-cover{transform:translateY(-4px) rotate(-.5deg);box-shadow:0 12px 32px #00000073}.notebook-cover-emoji{z-index:1;color:#ffffffe6;display:flex;align-items:center;justify-content:center}.notebook-cover-title{font-size:11px;font-weight:600;color:#ffffffe6;text-align:center;padding:0 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;z-index:1}.notebook-meta{padding:0 2px}.notebook-name{font-size:13px;font-weight:500;color:#e2e8f0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notebook-info{font-size:11px;color:#475569;margin-top:2px}.notebook-menu-btn{position:absolute;top:6px;right:6px;width:28px;height:28px;border-radius:6px;background:#00000080;border:none;color:#fffc;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:16px;z-index:2;transition:background .12s}.notebook-menu-btn:hover{background:#000000bf}.notebook-card:hover .notebook-menu-btn{display:flex}.nb-dropdown{position:absolute;top:38px;right:6px;background:#1e1e2e;border:1px solid rgba(255,255,255,.1);border-radius:8px;overflow:hidden;z-index:100;min-width:150px;box-shadow:0 8px 24px #00000080}.nb-dropdown button{display:flex;align-items:center;gap:8px;width:100%;padding:9px 14px;background:none;border:none;color:#e2e8f0;font-size:13px;cursor:pointer;text-align:left;transition:background .1s}.nb-dropdown button:hover{background:#ffffff0f}.nb-dropdown button.danger{color:#f87171}.home-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:80px 20px;color:#475569}.home-empty-icon{font-size:56px}.home-empty h3{font-size:18px;color:#94a3b8}.home-empty p{font-size:13px}.home-empty-btn{margin-top:8px;padding:10px 24px;background:var(--primary, #0891b2);color:#fff;border:none;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer}.nb-dialog-overlay{position:fixed;inset:0;background:#000000b3;z-index:1100;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(6px);padding:16px}.nb-dialog-overlay.hidden{display:none}.nb-dialog{background:#0f0f1a;border:1px solid rgba(255,255,255,.09);border-radius:20px;padding:0;width:min(480px,98vw);max-height:92vh;overflow-y:auto;display:flex;flex-direction:column;box-shadow:0 32px 80px #000c,0 0 0 1px #ffffff0a;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.07) transparent}.nb-preview-banner{padding:36px 28px 28px;background:radial-gradient(ellipse 80% 60% at 50% 80%,rgba(99,102,241,.08) 0%,transparent 70%),linear-gradient(180deg,rgba(255,255,255,.025) 0%,transparent 100%);border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center}.nb-preview-scene{display:flex;align-items:flex-end;gap:24px}.nb-preview-book{display:flex;height:148px;border-radius:4px 10px 10px 4px;overflow:hidden;box-shadow:-2px 0 #00000040,4px 8px 32px #000000b3,0 0 0 1px #0000004d;background:var(--cover-color, #6366f1);flex-shrink:0;transition:background .25s ease,box-shadow .25s ease}.nb-preview-book:hover{box-shadow:-2px 0 #00000040,6px 12px 40px #000c,0 0 0 1px #0000004d}.nb-preview-spine{width:12px;flex-shrink:0;background:#00000038;box-shadow:inset -2px 0 4px #00000026}.nb-preview-face{flex:1;min-width:88px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px 10px}.nb-preview-emoji{color:#ffffffe6;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3));display:flex;align-items:center;justify-content:center}.nb-preview-label{font-size:10px;font-weight:700;color:#fffc;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;letter-spacing:.3px;text-shadow:0 1px 3px rgba(0,0,0,.4)}.nb-preview-pages-stack{position:relative;flex-shrink:0}.nb-preview-page-shadow{position:absolute;inset:4px -4px -4px 4px;border-radius:3px 6px 6px 3px;background:#ffffff0f;border:1px solid rgba(255,255,255,.06)}.nb-preview-page{position:relative;border-radius:3px 6px 6px 3px;overflow:hidden;box-shadow:2px 4px 24px #0009,0 0 0 1px #ffffff1a;flex-shrink:0;transition:box-shadow .2s}.nb-title-field{width:100%;padding:16px 28px;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.06);color:#e2e8f0;font-size:16px;font-weight:600;font-family:inherit;outline:none;box-sizing:border-box;transition:border-color .15s}.nb-title-field::placeholder{color:#fff3;font-weight:400}.nb-title-field:focus{border-bottom-color:var(--primary, #0891b2)}.nb-section{padding:16px 24px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid rgba(255,255,255,.05)}.nb-section-inline{flex-direction:row;gap:24px}.nb-mini-section{flex:1;display:flex;flex-direction:column;gap:8px}.nb-section-label{font-size:10px;font-weight:700;color:#475569;text-transform:uppercase;letter-spacing:.8px}.nb-color-grid{display:flex;flex-wrap:wrap;gap:8px}.nb-color-swatch{width:28px;height:28px;border-radius:50%;background:var(--swatch);border:2.5px solid transparent;cursor:pointer;transition:transform .13s,border-color .13s,box-shadow .13s;position:relative}.nb-color-swatch:hover{transform:scale(1.2)}.nb-color-swatch.selected{border-color:#fff;box-shadow:0 0 0 1px #ffffff40;transform:scale(1.1)}.nb-color-swatch.selected:after{content:"";position:absolute;inset:4px;border-radius:50%;background:#ffffff80}.nb-emoji-grid{display:flex;flex-wrap:wrap;gap:5px}.nb-emoji-btn{width:34px;height:34px;border:1.5px solid transparent;border-radius:8px;background:#ffffff0a;color:#ffffffbf;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .1s,border-color .12s,transform .1s,color .1s}.nb-emoji-btn:hover{background:#ffffff17;transform:scale(1.1);color:#fff}.nb-emoji-btn.selected{border-color:var(--primary, #0891b2);background:#0891b22e;color:#fff}.nb-pagecolor-row{display:flex;flex-wrap:wrap;gap:7px}.nb-pc-pill{display:flex;align-items:center;gap:6px;padding:5px 10px 5px 6px;background:#ffffff0d;border:1.5px solid rgba(255,255,255,.08);border-radius:20px;cursor:pointer;transition:background .12s,border-color .12s}.nb-pc-pill:hover{background:#ffffff1a}.nb-pc-pill.selected{border-color:var(--primary, #0891b2);background:#0891b226}.nb-pc-dot{width:14px;height:14px;border-radius:50%;background:var(--pc);flex-shrink:0;border:1px solid rgba(255,255,255,.12)}.nb-pc-name{font-size:11px;font-weight:500;color:#94a3b8;white-space:nowrap}.nb-pc-pill.selected .nb-pc-name{color:#e2e8f0}.nb-bg-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.nb-bg-card{display:flex;flex-direction:column;align-items:center;gap:5px;padding:0 0 8px;background:#ffffff0a;border:1.5px solid transparent;border-radius:10px;cursor:pointer;font-size:11px;font-weight:500;color:#64748b;overflow:hidden;transition:border-color .12s,color .12s,background .12s}.nb-bg-card:hover{background:#ffffff12;color:#e2e8f0}.nb-bg-card.selected{border-color:var(--primary, #0891b2);background:#0891b21f;color:#e2e8f0}.nb-bg-preview{display:block;width:100%;height:auto;border-radius:8px 8px 0 0}.nb-seg{display:flex;gap:5px;flex-wrap:wrap}.nb-seg-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:5px;padding:6px 10px;background:#ffffff0d;border:1.5px solid rgba(255,255,255,.08);border-radius:8px;color:#64748b;font-size:11px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .1s,border-color .12s,color .12s;font-family:inherit}.nb-seg-btn:hover{background:#ffffff17;color:#e2e8f0}.nb-seg-btn.active{border-color:var(--primary, #0891b2);background:#0891b22e;color:#e2e8f0}.nb-seg-btn svg{flex-shrink:0}.nb-dialog-actions{display:flex;gap:8px;justify-content:flex-end;padding:16px 24px 20px}.nb-btn-cancel{padding:9px 18px;background:transparent;border:1.5px solid rgba(255,255,255,.1);border-radius:10px;color:#64748b;font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;transition:border-color .12s,color .12s}.nb-btn-cancel:hover{border-color:#ffffff38;color:#94a3b8}.nb-btn-confirm{padding:9px 22px;background:var(--primary, #0891b2);border:none;border-radius:10px;color:#fff;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit;box-shadow:0 4px 16px #0891b259;transition:background .15s,box-shadow .15s,transform .1s}.nb-btn-confirm:hover{background:#0e7490;box-shadow:0 6px 20px #0891b273}.nb-btn-confirm:active{transform:scale(.97)}.notebook-cover-bg-badge{position:absolute;bottom:6px;right:6px;font-size:9px;font-weight:600;color:#ffffffb3;background:#0000004d;border-radius:4px;padding:1px 5px;text-transform:capitalize}.book-header{position:fixed;top:0;left:0;right:0;height:52px;background:#0a0a14eb;border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(16px);display:flex;align-items:center;gap:0;z-index:500;padding:0 12px}.book-header.hidden{display:none}.book-back-btn{display:flex;align-items:center;gap:6px;padding:6px 10px;background:none;border:none;color:var(--primary, #0891b2);font-size:13px;font-weight:500;cursor:pointer;border-radius:6px;white-space:nowrap;flex-shrink:0;transition:background .12s}.book-back-btn:hover{background:#0891b21f}.book-title-area{flex:1;display:flex;flex-direction:column;align-items:center;overflow:hidden;padding:0 8px}.book-title{font-size:14px;font-weight:600;color:#e2e8f0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.book-page-info{font-size:11px;color:#64748b;margin-top:1px}.book-page-nav{display:flex;align-items:center;gap:2px;flex-shrink:0;margin:0 6px}.book-nav-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px;background:none;border:none;color:#94a3b8;cursor:pointer;transition:background .12s,color .12s;padding:0}.book-nav-btn:hover:not(:disabled){background:#ffffff14;color:#e2e8f0}.book-nav-btn:disabled{opacity:.3;cursor:default}.book-page-counter{font-size:12px;font-weight:600;color:#64748b;min-width:38px;text-align:center;user-select:none}body.book-mode.page-light .book-nav-btn{color:#64748b}body.book-mode.page-light .book-nav-btn:hover:not(:disabled){background:#00000012;color:#1e293b}body.book-mode.page-light .book-page-counter{color:#94a3b8}.book-header-actions{display:flex;align-items:center;gap:4px;flex-shrink:0}.book-icon-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:7px;background:none;border:none;color:#94a3b8;cursor:pointer;font-size:13px;transition:background .12s,color .12s}.book-icon-btn:hover{background:#ffffff12;color:#e2e8f0}.book-add-page-btn{display:flex;align-items:center;gap:5px;padding:5px 11px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:7px;color:#e2e8f0;font-size:12px;font-weight:500;cursor:pointer;transition:background .12s,border-color .12s}.book-add-page-btn:hover{background:#ffffff1a}.bk-share-modal{position:fixed;z-index:700;background:#14141f;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:16px;width:280px;display:flex;flex-direction:column;align-items:center;gap:12px;box-shadow:0 16px 48px #000000b3}.bk-share-qr-wrap{position:relative;cursor:pointer;border-radius:10px;overflow:hidden;transition:opacity .15s}.bk-share-qr-wrap:hover{opacity:.85}.bk-share-qr-hint{position:absolute;bottom:0;left:0;right:0;padding:6px;background:#0000008c;color:#fff;font-size:11px;text-align:center;font-weight:500;backdrop-filter:blur(4px);opacity:0;transition:opacity .15s}.bk-share-qr-wrap:hover .bk-share-qr-hint{opacity:1}.bk-qr-fullscreen{position:fixed;inset:0;z-index:900;background:#000000e0;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(12px);padding:24px}.bk-qr-fs-box{display:flex;flex-direction:column;align-items:center;gap:16px;max-width:420px;width:100%}.bk-qr-fs-label{font-size:18px;font-weight:700;color:#e2e8f0;text-align:center}.bk-qr-fs-img{width:min(320px,80vw);height:min(320px,80vw);border-radius:16px;background:#fff;display:block}.bk-qr-fs-url{font-size:11px;color:#64748b;font-family:JetBrains Mono,monospace;word-break:break-all;text-align:center;max-width:100%}.bk-qr-fs-hint{font-size:13px;color:#475569;text-align:center}.bk-qr-fs-close{padding:10px 28px;background:#ffffff14;border:1px solid rgba(255,255,255,.12);border-radius:10px;color:#94a3b8;font-size:14px;font-weight:500;cursor:pointer;transition:background .12s,color .12s;font-family:inherit}.bk-qr-fs-close:hover{background:#ffffff24;color:#e2e8f0}.bk-share-title{font-size:13px;font-weight:600;color:#e2e8f0;align-self:flex-start}.bk-share-qr{border-radius:8px;background:#fff;display:block}.bk-share-url-row{display:flex;gap:6px;width:100%}.bk-share-url-input{flex:1;min-width:0;padding:6px 8px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:7px;color:#94a3b8;font-size:11px;font-family:JetBrains Mono,monospace;outline:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bk-share-copy-btn{padding:6px 12px;background:var(--primary, #0891b2);border:none;border-radius:7px;color:#fff;font-size:12px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .12s;font-family:inherit}.bk-share-copy-btn:hover{background:#0e7490}.bk-share-native-btn{width:100%;padding:8px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#e2e8f0;font-size:13px;font-weight:500;cursor:pointer;transition:background .12s;font-family:inherit}.bk-share-native-btn:hover{background:#ffffff1a}.page-panel{position:fixed;top:52px;left:0;bottom:0;width:80px;background:#0a0a14e0;border-right:1px solid rgba(255,255,255,.06);backdrop-filter:blur(12px);display:flex;flex-direction:column;z-index:499;transition:transform .22s cubic-bezier(.4,0,.2,1)}.page-panel.collapsed{transform:translate(-100%)}.page-panel.hidden{display:none}.page-panel-list{flex:1;overflow-y:auto;padding:52px 6px 8px;display:flex;flex-direction:column;gap:6px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.1) transparent}.page-thumb{aspect-ratio:3/4;border-radius:5px;background:#1a1a2e;border:2px solid transparent;cursor:pointer;position:relative;overflow:hidden;transition:border-color .12s,transform .12s;flex-shrink:0}.page-thumb:hover{border-color:#fff3;transform:scale(1.03)}.page-thumb.active{border-color:var(--primary, #0891b2)}.page-thumb-num{position:absolute;bottom:3px;right:4px;font-size:9px;color:#ffffff80;font-weight:600}.page-thumb canvas{width:100%;height:100%;object-fit:contain}.page-panel-footer{padding:8px 6px;border-top:1px solid rgba(255,255,255,.05)}.page-add-btn{width:100%;padding:7px;background:#0891b226;border:1px dashed rgba(8,145,178,.4);border-radius:6px;color:var(--primary, #0891b2);font-size:18px;cursor:pointer;transition:background .12s;display:flex;align-items:center;justify-content:center}.page-add-btn:hover{background:#0891b240}.page-spread-overlay{position:fixed;top:96px;left:var(--bk-left, 0px);right:0;bottom:0;background:#08080ff7;z-index:480;overflow-y:auto;padding:20px}.page-spread-overlay.hidden{display:none}.page-spread-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px}.spread-card{aspect-ratio:3/4;border-radius:8px;border:2px solid rgba(255,255,255,.08);cursor:pointer;position:relative;overflow:hidden;transition:border-color .15s,transform .15s,box-shadow .15s}.spread-card:hover{border-color:#ffffff4d;transform:translateY(-2px);box-shadow:0 8px 24px #0006}.spread-card.active{border-color:var(--primary, #0891b2)}.spread-card.active:after{content:"";position:absolute;inset:0;border-radius:6px;box-shadow:inset 0 0 0 2px var(--primary, #0891b2)}.spread-card-canvas{position:absolute;inset:0;width:100%;height:100%;border-radius:6px;display:block}.spread-card-num{position:absolute;bottom:8px;left:0;right:0;text-align:center;font-size:11px;font-weight:600;color:#ffffff80}.canvas-shifted{margin-left:80px;margin-top:52px}.page-template-lined{--line-gap: 28px}.page-template-dotted{--dot-gap: 24px}.page-template-grid{--grid-gap: 24px}.landing-screen{position:fixed;inset:0;background:#05050d;z-index:2000;display:flex;align-items:center;justify-content:center;font-family:var(--font-sans, "DM Sans", sans-serif)}.landing-screen.hidden{display:none}.landing-inner{display:flex;flex-direction:column;align-items:center;gap:40px;width:100%;max-width:680px;padding:40px 24px}.landing-header{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;color:#e2e8f0;letter-spacing:-.4px}.landing-header svg{color:var(--primary, #0891b2)}.landing-subtitle{font-size:15px;color:#64748b;margin-top:-28px}.landing-cards{display:flex;flex-direction:column;gap:16px;width:100%}@media (min-width: 520px){.landing-cards{flex-direction:row}}.landing-card{flex:1;display:flex;flex-direction:column;gap:14px;padding:24px 20px;background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:16px;cursor:pointer;text-align:left;transition:background .18s,border-color .18s,transform .15s;position:relative;overflow:hidden}.landing-card:hover{background:#ffffff0f;border-color:#ffffff29;transform:translateY(-2px)}.landing-card:active{transform:translateY(0)}.landing-card-icon{width:52px;height:52px;border-radius:12px;background:#0891b226;display:flex;align-items:center;justify-content:center;color:var(--primary, #0891b2)}.landing-card h2{font-size:16px;font-weight:700;color:#e2e8f0;margin:0}.landing-card p{font-size:13px;color:#94a3b8;margin:0;line-height:1.55}.landing-card-content{display:flex;flex-direction:column;gap:6px}.landing-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}.landing-tag{font-size:11px;font-weight:500;color:#64748b;background:#ffffff0d;border:1px solid rgba(255,255,255,.07);border-radius:20px;padding:2px 9px}.landing-card-arrow{position:absolute;bottom:18px;right:18px;color:#fff3;transition:color .18s,transform .18s;display:flex}.landing-card:hover .landing-card-arrow{color:var(--primary, #0891b2);transform:translate(4px)}body.book-mode{background:radial-gradient(ellipse 70% 60% at calc(var(--bk-left, 0px) + (100vw - var(--bk-left, 0px)) / 2) 55%,#202030,#0a0a12)!important}body.book-mode.page-light{background:radial-gradient(ellipse 70% 60% at calc(var(--bk-left, 0px) + (100vw - var(--bk-left, 0px)) / 2) 55%,#c8c8d4,#a0a0b0)!important}body.book-mode #canvas-container{background:transparent!important;background-image:none!important;overflow:visible}body.book-mode .ul-panel,body.book-mode .zc-panel,body.book-mode .minimap-panel,body.book-mode .brand__indicators,body.book-mode .legal-footer,body.book-mode .ob-overlay,body.book-mode .sp-overlay,body.book-mode .rg-overlay,body.book-mode [data-tool=hand]{display:none!important}body.book-mode .toolbar{top:52px;bottom:auto;left:var(--bk-left, 0px);right:0;transform:none;border-radius:0;border:none;border-bottom:1px solid rgba(255,255,255,.08);padding:0 10px;max-width:none;width:auto;height:44px;justify-content:flex-start;gap:0;overflow-x:auto;overflow-y:hidden;z-index:490;transition:left .22s cubic-bezier(.4,0,.2,1);scrollbar-width:none}body.book-mode .toolbar::-webkit-scrollbar{display:none}body.book-mode .toolbar-arrow{display:none!important}.bk-ruler{position:fixed;pointer-events:none;z-index:492;border-radius:2px 2px 0 0;opacity:.8;overflow:hidden}body.book-mode.page-light .book-header{background:#f5f5faeb;border-bottom-color:#0000001a}body.book-mode.page-light .book-back-btn{color:#0891b2}body.book-mode.page-light .book-title{color:#1e293b}body.book-mode.page-light .book-page-info{color:#64748b}body.book-mode.page-light .book-add-page-btn{background:#0000000f;border-color:#00000024;color:#334155}body.book-mode.page-light .book-add-page-btn:hover{background:#0000001a}body.book-mode.page-light .book-icon-btn{color:#64748b}body.book-mode.page-light .book-icon-btn:hover{background:#00000012;color:#1e293b}body.book-mode.page-light .page-panel{background:#e8e8f2e6;border-right-color:#00000014}body.book-mode.page-light .page-thumb{background:#ced4de}body.book-mode.page-light .page-thumb:hover{border-color:#0003}body.book-mode.page-light .page-thumb.active{border-color:#0891b2}body.book-mode.page-light .page-thumb-num{color:#0006}body.book-mode.page-light .page-add-btn{background:#0891b21f;border-color:#0891b259}body.book-mode.page-light .toolbar{background:#f8f8fcf5;border-bottom-color:#0000001f;box-shadow:0 1px 6px #00000014}body.book-mode.page-light .tool-button{color:#334155}body.book-mode.page-light .tool-button:hover{background:#0000000f}body.book-mode.page-light .tool-button.active{background:#0891b226;color:#0891b2}body.book-mode.page-light .toolbar-group:not(:last-child):after{background:#0000001a}@media (max-width: 900px){.page-panel{width:64px}.book-header{padding:0 8px}.book-add-page-btn span{display:none}}@media (max-width: 600px){.page-panel{width:72px;position:fixed;top:52px;left:0;bottom:0;z-index:510}.book-title-area{display:none}.book-header{justify-content:space-between}}body.book-mode .toolbar-group--brand,body.book-mode .toolbar-group--config,body.book-mode .toolbar-group--export{display:none}.up-panel{position:fixed;z-index:1100;width:280px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl, 16px);box-shadow:0 16px 48px #00000073,0 0 0 1px #ffffff0a inset;overflow:hidden;opacity:0;transform:translateY(6px) scale(.97);transition:opacity .18s ease,transform .18s cubic-bezier(.22,.68,0,1.2);pointer-events:none}.up-panel.up-visible{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.up-header{display:flex;align-items:center;gap:12px;padding:16px 16px 12px;border-bottom:1px solid var(--color-border)}.up-avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;color:#fff;flex-shrink:0;transition:background .2s}.up-info{flex:1;min-width:0}.up-name{font-size:14px;font-weight:600;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.up-email{font-size:11px;color:var(--color-text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}.up-badge{display:inline-block;margin-top:4px;padding:2px 7px;border-radius:20px;font-size:10px;font-weight:600;letter-spacing:.04em}.up-badge--guest{background:#f59e0b26;color:#f59e0b;border:1px solid rgba(245,158,11,.3)}.up-badge--provider{background:#0891b21f;color:#0891b2;border:1px solid rgba(8,145,178,.25)}.up-avatar--photo{width:42px;height:42px;border-radius:50%;object-fit:cover;flex-shrink:0}.up-section--info{border-bottom:none}.up-info-text{font-size:12px;color:var(--color-text-secondary);line-height:1.5}.up-link{color:var(--primary, #0891b2);text-decoration:none}.up-link:hover{text-decoration:underline}.up-guest-notice{padding:12px 16px;font-size:12px;color:var(--color-text-secondary);line-height:1.5;border-bottom:1px solid var(--color-border)}.up-section{padding:12px 16px;border-bottom:1px solid var(--color-border)}.up-section-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-tertiary);margin-bottom:8px}.up-field-row{display:flex;gap:6px}.up-input{flex:1;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md, 8px);padding:7px 10px;color:var(--color-text-primary);font-size:13px;font-family:inherit;outline:none;transition:border-color .15s,box-shadow .15s;min-width:0}.up-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 15%,transparent)}.up-input::placeholder{color:var(--color-text-tertiary)}.up-save-btn{background:var(--color-accent);color:#fff;border:none;border-radius:var(--radius-md, 8px);padding:7px 12px;font-size:12px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .15s,opacity .15s;white-space:nowrap;flex-shrink:0}.up-save-btn:hover:not(:disabled){background:color-mix(in srgb,var(--color-accent) 85%,#fff)}.up-save-btn:disabled{opacity:.5;cursor:not-allowed}.up-save-btn--full{width:100%;padding:8px;margin-top:8px}.up-color-grid{display:flex;flex-wrap:wrap;gap:6px}.up-color-swatch{width:24px;height:24px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s;padding:0}.up-color-swatch:hover{transform:scale(1.15)}.up-color-swatch.active{border-color:#fff;box-shadow:0 0 0 2px var(--color-accent)}.up-action-row{display:flex;align-items:center;gap:8px;width:100%;background:none;border:none;padding:0;color:var(--color-text-secondary);font-size:13px;font-family:inherit;cursor:pointer;text-align:left;transition:color .15s}.up-action-row:hover{color:var(--color-text-primary)}.up-action-row svg:first-child{flex-shrink:0}.up-chevron{margin-left:auto;transition:transform .2s;flex-shrink:0}.up-pw-form{display:flex;flex-direction:column;gap:6px;margin-top:10px}.up-pw-form.hidden{display:none}.up-error{background:#ef44441f;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md, 8px);padding:8px 10px;color:#f87171;font-size:12px}.up-error.hidden{display:none}.up-divider{height:1px;background:var(--color-border)}.up-signout{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;background:none;border:none;color:#f87171;font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;text-align:left;transition:background .15s}.up-signout:hover{background:#ef444414}.tool-button--avatar{padding:4px;overflow:hidden}.toolbar-avatar{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;font-size:11px;font-weight:700;color:#fff;letter-spacing:-.01em;user-select:none;transition:background .2s;flex-shrink:0}.home-search-wrap{position:relative;flex:1;max-width:320px;min-width:120px}.home-search{width:100%;box-sizing:border-box;height:34px;padding:0 32px 0 12px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#e2e8f0;font-size:13px;font-family:inherit;outline:none;transition:border-color .15s,background .15s}.home-search::placeholder{color:#64748b}.home-search:focus{border-color:var(--primary, #0891b2);background:#ffffff17}.home-search::-webkit-search-cancel-button{display:none}.home-search-clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;color:#64748b;cursor:pointer;font-size:12px;padding:2px 4px;line-height:1;transition:color .12s}.home-search-clear:hover{color:#e2e8f0}.home-search-clear.hidden{display:none}.home-tag-bar{display:flex;flex-wrap:wrap;gap:6px;padding:8px 28px;min-height:0;border-bottom:1px solid rgba(255,255,255,.04);flex-shrink:0}.home-tag-bar:empty{padding:0 28px;border-bottom:none}.home-tag-pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:20px;color:#94a3b8;font-size:12px;font-weight:500;font-family:inherit;cursor:pointer;transition:background .13s,border-color .13s,color .13s}.home-tag-pill:hover{background:#ffffff1a;color:#e2e8f0}.home-tag-pill.active{background:#0891b233;border-color:var(--primary, #0891b2);color:var(--primary, #0891b2)}.nb-card-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}.nb-tag{display:inline-block;padding:1px 7px;background:#0891b226;border:1px solid rgba(8,145,178,.25);border-radius:10px;color:var(--primary, #0891b2);font-size:10px;font-weight:600;letter-spacing:.01em}.ob-overlay{position:fixed;inset:0;background:#000000a6;z-index:9000;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);animation:ob-fade-in .25s ease}@keyframes ob-fade-in{0%{opacity:0}to{opacity:1}}.ob-overlay.ob-fade-out{animation:ob-fade-out .25s ease forwards}@keyframes ob-fade-out{to{opacity:0}}.ob-modal{background:#141420;border:1px solid rgba(255,255,255,.1);border-radius:20px;width:100%;max-width:400px;margin:20px;padding:36px 32px 28px;display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;box-shadow:0 24px 64px #0009}.ob-icon{font-size:48px;line-height:1}.ob-title{font-size:18px;font-weight:700;color:#e2e8f0;line-height:1.3}.ob-body{font-size:14px;color:#94a3b8;line-height:1.6;max-width:300px}.ob-dots{display:flex;gap:6px;margin:4px 0}.ob-dot{width:8px;height:8px;border-radius:50%;background:#fff3;transition:background .2s}.ob-dot.active{background:var(--primary, #0891b2)}.ob-actions{display:flex;gap:10px;margin-top:8px;width:100%}.ob-btn-secondary{flex:1;height:38px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:9px;color:#94a3b8;font-size:13px;font-family:inherit;cursor:pointer;transition:background .13s}.ob-btn-secondary:hover{background:#ffffff1a}.ob-btn-primary{flex:2;height:38px;background:var(--primary, #0891b2);border:none;border-radius:9px;color:#fff;font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:opacity .13s}.ob-btn-primary:hover{opacity:.88}.tp-dialog{max-width:520px}.tp-title{font-size:15px;font-weight:700;color:#e2e8f0;padding:20px 24px 0}.tp-grid{display:flex;gap:12px;flex-wrap:wrap;padding:16px 24px;justify-content:center}.tp-card{display:flex;flex-direction:column;align-items:center;gap:8px;background:#ffffff0a;border:2px solid rgba(255,255,255,.08);border-radius:10px;padding:12px 10px 10px;cursor:pointer;transition:border-color .15s,background .15s,transform .13s;font-family:inherit}.tp-card:hover{border-color:var(--primary, #0891b2);background:#0891b214;transform:translateY(-2px)}.tp-card:active{transform:translateY(0)}.tp-canvas{border-radius:4px;box-shadow:0 2px 8px #0006;display:block}.tp-label{font-size:11px;font-weight:600;color:#94a3b8;letter-spacing:.02em}.bk-share-section-label{font-size:11px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}.bk-share-divider{height:1px;background:#ffffff12;margin:12px 0}.bk-share-generate-btn{width:100%;height:34px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#94a3b8;font-size:13px;font-family:inherit;cursor:pointer;transition:background .13s,color .13s}.bk-share-generate-btn:hover:not(:disabled){background:#0891b226;color:var(--primary, #0891b2);border-color:var(--primary, #0891b2)}.bk-share-generate-btn:disabled{opacity:.5;cursor:wait}.bk-share-revoke-btn{width:100%;margin-top:6px;height:28px;background:none;border:none;color:#ef4444;font-size:12px;font-family:inherit;cursor:pointer;transition:opacity .13s}.bk-share-revoke-btn:hover{opacity:.75}.vh-panel{position:fixed;top:var(--bk-top, 96px);right:0;width:260px;bottom:0;background:#111118;border-left:1px solid rgba(255,255,255,.08);z-index:500;display:flex;flex-direction:column;font-family:var(--font-sans, "DM Sans", sans-serif);transition:transform .22s ease}.vh-panel.hidden{transform:translate(100%);display:flex!important;pointer-events:none}.vh-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.07);flex-shrink:0}.vh-title{font-size:13px;font-weight:700;color:#e2e8f0}.vh-close{background:none;border:none;color:#64748b;cursor:pointer;font-size:14px;padding:2px 6px;border-radius:5px;transition:background .12s,color .12s}.vh-close:hover{background:#ffffff14;color:#e2e8f0}.vh-list{flex:1;overflow-y:auto;padding:8px 0}.vh-item{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-bottom:1px solid rgba(255,255,255,.04);gap:8px}.vh-item-date{font-size:12px;color:#94a3b8;flex:1}.vh-restore-btn{flex-shrink:0;height:26px;padding:0 10px;background:#0891b226;border:1px solid rgba(8,145,178,.3);border-radius:6px;color:var(--primary, #0891b2);font-size:11px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .13s}.vh-restore-btn:hover{background:#0891b247}.vh-empty{padding:24px 16px;font-size:12px;color:#64748b;text-align:center;line-height:1.6}.oq-indicator{position:fixed;bottom:16px;left:50%;transform:translate(-50%);background:#1a1a2e;border:1px solid rgba(251,191,36,.3);border-radius:20px;padding:6px 16px;font-size:12px;font-weight:600;color:#fbbf24;z-index:800;pointer-events:none;font-family:var(--font-sans, "DM Sans", sans-serif);box-shadow:0 4px 16px #0006}.oq-indicator.hidden{display:none}.bk-export-wrap{position:relative}.bk-export-menu{min-width:200px}.auth-screen{position:fixed;inset:0;z-index:var(--z-modal, 300);display:flex;align-items:center;justify-content:center;background:var(--color-bg-primary);overflow-y:auto;padding:var(--space-6, 24px) var(--space-4, 16px)}.auth-screen.hidden{display:none}.auth-card{width:100%;max-width:420px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl, 16px);box-shadow:0 32px 80px #00000080,0 0 0 1px #ffffff08;overflow:hidden;animation:auth-slide-in .28s cubic-bezier(.22,.68,0,1.2)}@keyframes auth-slide-in{0%{opacity:0;transform:translateY(24px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.auth-header{display:flex;flex-direction:column;align-items:center;padding:36px var(--space-6, 24px) 20px;gap:12px;background:linear-gradient(180deg,color-mix(in srgb,var(--color-accent) 8%,transparent) 0%,transparent 100%)}.auth-logo-mark{width:64px;height:64px;background:linear-gradient(135deg,var(--color-accent) 0%,#7c3aed 100%);border-radius:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px color-mix(in srgb,var(--color-accent) 35%,transparent),0 0 0 1px #ffffff14 inset;flex-shrink:0}.auth-brand-name{font-size:22px;font-weight:800;color:var(--color-text-primary);letter-spacing:-.03em;line-height:1}.auth-brand-tagline{font-size:12px;color:var(--color-text-tertiary);letter-spacing:.01em}.auth-tabs{display:flex;gap:0;margin:0 var(--space-6, 24px);border-bottom:1px solid var(--color-border)}.auth-tab{flex:1;background:none;border:none;padding:12px var(--space-2, 8px);font-size:13px;font-weight:500;color:var(--color-text-tertiary);cursor:pointer;position:relative;transition:color .15s;font-family:inherit}.auth-tab:hover{color:var(--color-text-secondary)}.auth-tab.active{color:var(--color-accent)}.auth-tab.active:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--color-accent);border-radius:2px 2px 0 0}.auth-body{padding:20px var(--space-6, 24px) var(--space-6, 24px)}.auth-panel{display:none}.auth-panel.active{display:block}.auth-form{display:flex;flex-direction:column;gap:var(--space-4, 16px)}.auth-panel-desc{font-size:13px;color:var(--color-text-secondary);margin:0 0 4px;line-height:1.5}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-label{font-size:11px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.06em}.auth-input{background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-md, 8px);padding:11px var(--space-4, 16px);color:var(--color-text-primary);font-size:14px;font-family:inherit;width:100%;box-sizing:border-box;transition:border-color .15s,box-shadow .15s;outline:none}.auth-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 15%,transparent)}.auth-input::placeholder{color:var(--color-text-tertiary)}.auth-forgot-row{display:flex;justify-content:flex-end;margin-top:-8px}.auth-link{background:none;border:none;padding:0;color:var(--color-accent);font-size:12px;font-family:inherit;cursor:pointer;text-decoration:none;transition:opacity .15s}.auth-link:hover{opacity:.75}.auth-btn{display:flex;align-items:center;justify-content:center;gap:var(--space-2, 8px);width:100%;padding:12px var(--space-4, 16px);border-radius:var(--radius-md, 8px);font-size:14px;font-weight:600;cursor:pointer;border:none;font-family:inherit;transition:background .15s,opacity .15s,transform .1s}.auth-btn:active{transform:scale(.98)}.auth-btn:disabled{opacity:.5;cursor:not-allowed}.auth-btn-primary{background:var(--color-accent);color:#fff;margin-top:4px}.auth-btn-primary:hover:not(:disabled){background:color-mix(in srgb,var(--color-accent) 85%,#fff)}.auth-btn-secondary{background:transparent;color:var(--color-text-secondary);border:1px solid var(--color-border);margin-top:4px}.auth-btn-secondary:hover:not(:disabled){background:var(--color-bg-elevated, rgba(255,255,255,.06));color:var(--color-text-primary)}.auth-btn-hub{gap:10px;font-size:15px;padding:14px 20px}.auth-btn-hub .auth-btn-text{display:flex;align-items:center;gap:10px}.auth-separator{display:flex;align-items:center;gap:12px;margin:16px 0;color:var(--color-text-tertiary);font-size:12px}.auth-separator:before,.auth-separator:after{content:"";flex:1;height:1px;background:var(--color-border)}.auth-btn-ghost{background:transparent;color:var(--color-text-secondary);border:1px solid var(--color-border);margin-top:4px}.auth-btn-ghost:hover:not(:disabled){background:var(--color-bg-elevated, rgba(255,255,255,.06));color:var(--color-text-primary)}.auth-error{background:#ef44441f;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md, 8px);padding:10px var(--space-4, 16px);color:#f87171;font-size:13px;display:none}.auth-error.visible{display:block}.auth-info{display:flex;align-items:center;gap:8px;border-radius:var(--radius-md, 8px);padding:10px var(--space-4, 16px);font-size:13px;margin-bottom:12px}.auth-info--success{background:#16a34a1f;border:1px solid rgba(22,163,74,.3);color:#4ade80}.auth-guest-note{font-size:12px;color:var(--color-text-tertiary);line-height:1.6;margin-bottom:var(--space-4, 16px);padding:12px var(--space-4, 16px);background:var(--color-bg-primary);border-radius:var(--radius-md, 8px);border:1px solid var(--color-border)}.auth-guest-note strong{color:var(--color-text-secondary);font-weight:600}.auth-check-email{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;padding:8px 0}.auth-check-email__icon{width:72px;height:72px;border-radius:50%;background:color-mix(in srgb,var(--color-accent) 12%,transparent);display:flex;align-items:center;justify-content:center;color:var(--color-accent);margin-bottom:4px}.auth-check-email__title{font-size:18px;font-weight:700;color:var(--color-text-primary);margin:0;letter-spacing:-.02em}.auth-check-email__body{font-size:14px;color:var(--color-text-secondary);margin:0;line-height:1.5}.auth-check-email__body strong{color:var(--color-text-primary)}.auth-check-email__hint{font-size:12px;color:var(--color-text-tertiary);margin:0;line-height:1.6;max-width:280px}.auth-check-email .auth-btn{width:100%;margin-top:4px}.auth-check-email .auth-error{width:100%;text-align:left}.auth-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:none;flex-shrink:0}.auth-btn.loading .auth-spinner{display:block}.auth-btn.loading .auth-btn-text{display:none}@keyframes spin{to{transform:rotate(360deg)}}.auth-footer{padding:14px var(--space-6, 24px);border-top:1px solid var(--color-border);text-align:center;font-size:11px;color:var(--color-text-tertiary)}.auth-footer a{color:var(--color-accent);text-decoration:none}@media (max-width: 480px){.auth-card{border-radius:var(--radius-lg, 12px);max-width:100%}.auth-header{padding:28px var(--space-5, 20px) 16px}.auth-tabs,.auth-body,.auth-footer{padding-left:var(--space-5, 20px);padding-right:var(--space-5, 20px)}}