@font-face{font-family:Console Sans;src:local("SF Pro Display"),local("PingFang SC"),local("Microsoft YaHei UI"),local("Segoe UI");font-display:swap}:root{color-scheme:light;font-family:Console Sans,PingFang SC,Microsoft YaHei,system-ui,sans-serif;--page: #f3f7f6;--surface: #fbfdfc;--surface-raised: #ffffff;--surface-muted: #edf3f1;--text: #16231f;--text-secondary: #56655f;--text-tertiary: #65736d;--line: #d8e2de;--line-strong: #becdc7;--accent: #087f68;--accent-strong: #056653;--accent-soft: #dcefe9;--accent-text: #045b4b;--danger: #b84040;--danger-soft: #fae8e8;--success-soft: #dff1ea;--shadow: 0 22px 60px rgba(25, 54, 45, .09);--radius: 16px;--radius-small: 10px}:root[data-theme=dark]{color-scheme:dark;--page: #111816;--surface: #16201d;--surface-raised: #1b2824;--surface-muted: #202e2a;--text: #edf6f2;--text-secondary: #adbbb5;--text-tertiary: #9aa9a3;--line: #31413b;--line-strong: #465a52;--accent: #5ac4a8;--accent-strong: #78d5bc;--accent-soft: #173f35;--accent-text: #9ce2cf;--danger: #ff9696;--danger-soft: #472626;--success-soft: #173c33;--shadow: 0 22px 60px rgba(0, 0, 0, .28)}*{box-sizing:border-box}html{background:var(--page)}body{margin:0;min-width:320px;min-height:100dvh;background:radial-gradient(circle at 83% 3%,color-mix(in srgb,var(--accent) 8%,transparent) 0,transparent 24rem),var(--page);color:var(--text);-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 36%,transparent);outline-offset:2px}.app-shell{min-height:100dvh}.login-shell{min-height:100dvh;padding:24px;display:grid;place-items:center}.login-card{width:min(420px,100%);padding:32px;display:grid;gap:22px;border:1px solid var(--line);border-radius:var(--radius);color:var(--text);background:var(--surface);box-shadow:var(--shadow)}.login-mark{width:50px;height:50px;display:grid;place-items:center;border-radius:14px;color:#f5fffc;background:var(--accent)}.login-card h1{margin:0;font-size:29px;letter-spacing:-.035em}.login-card>div>p{margin:7px 0 0;color:var(--text-secondary);font-size:13px}.login-form{display:grid;gap:15px}.login-input-wrap{position:relative}.login-input-wrap>svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-tertiary)}.login-input-wrap input{padding-left:41px}.login-error{padding:10px 12px;display:flex;align-items:center;gap:7px;border-radius:var(--radius-small);color:var(--danger);background:var(--danger-soft);font-size:12px}.login-note{display:flex;align-items:center;justify-content:center;gap:6px;color:var(--text-tertiary);font-size:11px}.login-note svg{color:var(--accent)}.login-skeleton{display:grid;gap:12px}.login-skeleton span{height:44px;border-radius:var(--radius-small);background:var(--surface-muted)}.login-skeleton span:last-child{height:50px;background:var(--accent-soft)}.topbar{height:72px;max-width:1240px;margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:11px;color:var(--text);text-decoration:none}.brand-mark,.app-mark{display:inline-grid;place-items:center;color:#f5fffc;background:var(--accent)}.brand-mark{width:38px;height:38px;border-radius:12px}.brand>span:last-child{display:grid;line-height:1.1}.brand strong{font-size:16px;letter-spacing:-.02em}.brand small{margin-top:4px;color:var(--text-secondary);font-size:11px}.top-actions{display:flex;align-items:center;gap:12px}.server-state{display:inline-flex;align-items:center;gap:7px;color:var(--text-secondary);font-size:13px}.server-state>span{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}.icon-button{width:38px;height:38px;border:1px solid var(--line);border-radius:var(--radius-small);display:inline-grid;place-items:center;background:var(--surface-raised);cursor:pointer;transition:border-color .16s ease,transform .16s ease,background .16s ease}.icon-button:hover{border-color:var(--line-strong);background:var(--surface-muted)}.icon-button:active{transform:translateY(1px)}.icon-button.quiet{background:transparent;border-color:transparent;color:var(--text-secondary)}.workspace{width:min(1184px,calc(100% - 56px));margin:18px auto 36px;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(320px,.8fr);gap:22px;align-items:start}.composer-panel,.preview-panel,.history-panel{background:color-mix(in srgb,var(--surface) 95%,transparent);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.composer-panel{padding:30px}.section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}.section-heading>svg{color:var(--accent);margin-top:4px}.section-heading h1,.section-heading h2,.history-heading h2{margin:0;letter-spacing:-.035em}.section-heading h1{font-size:clamp(25px,3vw,34px);line-height:1.1}.section-heading h2,.history-heading h2{font-size:18px}.section-heading p,.history-heading p{margin:7px 0 0;color:var(--text-secondary);font-size:13px;line-height:1.5}.key-panel,.recipient-panel{padding:17px;margin-bottom:24px;background:var(--surface-muted);border:1px solid var(--line);border-radius:var(--radius-small)}.key-panel.saved{background:color-mix(in srgb,var(--accent-soft) 56%,var(--surface));border-color:color-mix(in srgb,var(--accent) 30%,var(--line))}.key-panel-title,.recipient-panel-title{display:flex;align-items:center;gap:11px;margin-bottom:13px}.key-icon{width:34px;height:34px;flex:none;display:grid;place-items:center;border-radius:9px;color:var(--accent-text);background:var(--accent-soft)}.key-panel-title strong,.recipient-panel-title strong{font-size:14px}.key-panel-title p,.recipient-panel-title p{margin:2px 0 0;color:var(--text-secondary);font-size:12px}.saved-badge{margin-left:auto;display:inline-flex;align-items:center;gap:4px;color:var(--accent-text);font-size:12px;font-weight:700;white-space:nowrap}.key-row{display:flex;align-items:center;gap:8px}.key-input-wrap{flex:1;min-width:0;position:relative}.key-input-wrap input{padding-right:44px}.reveal-key{position:absolute;top:50%;right:8px;transform:translateY(-50%);width:32px;height:32px;border:0;background:transparent;color:var(--text-secondary);display:grid;place-items:center;cursor:pointer;border-radius:8px}.reveal-key:hover{background:var(--surface-muted)}.privacy-note{margin-top:10px;display:flex;align-items:center;gap:6px;color:var(--text-tertiary);font-size:11px;line-height:1.4}.privacy-note svg{color:var(--accent);flex:none}.text-button,.add-recipient-button{min-height:34px;border:0;border-radius:8px;font-size:12px;font-weight:700;white-space:nowrap;cursor:pointer}.text-button{margin-left:auto;padding:0 6px;color:var(--accent-text);background:transparent}.text-button:hover{background:var(--accent-soft)}.add-recipient-button{padding:0 11px;display:inline-flex;align-items:center;gap:5px;color:var(--accent-text);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 22%,var(--line))}.add-recipient-button:hover{background:color-mix(in srgb,var(--accent-soft) 78%,var(--accent))}.text-button:active,.add-recipient-button:active{transform:translateY(1px)}.recipient-list{margin:3px 0 13px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.recipient-row{min-width:0;min-height:52px;padding:7px 7px 7px 9px;display:flex;align-items:center;border:1px solid var(--line);border-radius:var(--radius-small);background:var(--surface-raised);transition:border-color .15s ease,background .15s ease}.recipient-row.selected{border-color:color-mix(in srgb,var(--accent) 42%,var(--line));background:color-mix(in srgb,var(--accent-soft) 42%,var(--surface-raised))}.recipient-row>label{min-width:0;flex:1;display:flex;align-items:center;gap:8px;cursor:pointer}.recipient-row input{position:absolute;width:1px;height:1px;margin:0;opacity:0;pointer-events:none}.recipient-check{width:19px;height:19px;flex:none;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:6px;color:transparent;background:var(--surface-raised)}.recipient-row input:checked+.recipient-check{color:#f5fffc;border-color:var(--accent);background:var(--accent)}.recipient-row input:focus-visible+.recipient-check{outline:3px solid color-mix(in srgb,var(--accent) 35%,transparent);outline-offset:2px}.recipient-avatar{width:32px;height:32px;flex:none;display:grid;place-items:center;border-radius:9px;color:var(--accent-text);background:var(--accent-soft);font-size:12px;font-weight:800}.recipient-copy{min-width:0;display:grid;gap:2px}.recipient-copy strong,.recipient-copy small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.recipient-copy strong{font-size:12px}.recipient-copy small{color:var(--text-tertiary);font-size:10px}.remove-recipient{width:30px;height:30px;flex:none;border:0;border-radius:7px;display:grid;place-items:center;color:var(--text-tertiary);background:transparent;cursor:pointer}.remove-recipient:hover{color:var(--danger);background:var(--danger-soft)}.recipient-form{margin:3px 0 13px;padding:13px;display:grid;grid-template-columns:minmax(120px,.75fr) minmax(190px,1.25fr) auto;gap:10px;align-items:end;border:1px solid color-mix(in srgb,var(--accent) 27%,var(--line));border-radius:var(--radius-small);background:var(--surface-raised);animation:panel-in .18s ease-out}.recipient-form .field-block{gap:6px}.recipient-form input,.recipient-form .secondary-button{height:40px}.recipient-error{grid-column:1 / -1;margin:0;display:flex;align-items:center;gap:6px;color:var(--danger);font-size:11px}form{display:grid;gap:18px}.field-grid{display:grid;gap:14px}.field-grid.two-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.field-block{min-width:0;display:grid;gap:8px;position:relative}.field-block>span{font-size:13px;font-weight:700}.field-block>span small{margin-left:5px;color:var(--text-tertiary);font-size:11px;font-weight:500}.field-block>span strong{margin-left:5px;color:var(--accent-text);font-size:11px}input,textarea,select{width:100%;border:1px solid var(--line-strong);border-radius:var(--radius-small);color:var(--text);background:var(--surface-raised);transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}input,select{height:44px;padding:0 13px}textarea{padding:13px;resize:vertical;min-height:132px;line-height:1.6}input::placeholder,textarea::placeholder{color:var(--text-tertiary);opacity:1}input:hover,textarea:hover,select:hover{border-color:color-mix(in srgb,var(--accent) 42%,var(--line-strong))}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 14%,transparent);outline:none}.character-count{position:absolute;right:10px;bottom:8px;padding:2px 5px;border-radius:5px;background:color-mix(in srgb,var(--surface-raised) 88%,transparent);color:var(--text-tertiary);font-size:10px}.secondary-button,.primary-button{border:0;border-radius:var(--radius-small);font-weight:750;cursor:pointer;white-space:nowrap;transition:background .16s ease,color .16s ease,transform .16s ease,border-color .16s ease}.secondary-button{height:44px;padding:0 16px;color:var(--accent-text);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 22%,var(--line))}.secondary-button:hover{background:color-mix(in srgb,var(--accent-soft) 80%,var(--accent))}.secondary-button:active,.primary-button:active{transform:translateY(1px)}.primary-button{min-height:50px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;gap:9px;color:#f5fffc;background:var(--accent-strong);box-shadow:0 12px 26px color-mix(in srgb,var(--accent) 20%,transparent);font-size:15px}:root[data-theme=dark] .primary-button{color:#10201b}.primary-button:hover{background:var(--accent)}.primary-button:disabled{opacity:.72;cursor:wait}.advanced-toggle{height:42px;padding:0;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:transparent;display:flex;align-items:center;justify-content:space-between;cursor:pointer;color:var(--text-secondary)}.advanced-toggle>span:first-child{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700}.advanced-toggle:hover{color:var(--text)}.chevron{font-size:20px;transition:transform .18s ease}.chevron.expanded{transform:rotate(180deg)}.advanced-panel{display:grid;gap:17px;padding:18px;background:var(--surface-muted);border:1px solid var(--line);border-radius:var(--radius-small);animation:panel-in .18s ease-out}@keyframes panel-in{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.image-picker{min-height:76px;padding:11px 13px;display:flex;align-items:center;gap:10px;border:1px dashed var(--line-strong);border-radius:var(--radius-small);color:var(--text-secondary);background:var(--surface-raised);cursor:pointer;transition:border-color .15s ease,background .15s ease}.image-picker:hover{border-color:var(--accent);background:color-mix(in srgb,var(--accent-soft) 35%,var(--surface-raised))}.image-picker.uploading{cursor:wait}.image-picker>input{position:absolute;width:1px;height:1px;margin:0;opacity:0;pointer-events:none}.image-picker>svg,.image-picker>.loading-mark{flex:none;color:var(--accent)}.image-picker>span:last-child{min-width:0;display:grid;gap:4px}.image-picker strong{color:var(--text);font-size:12px}.image-picker small{color:var(--text-tertiary);font-size:10px;font-weight:500}.uploaded-image{min-height:76px;padding:8px;display:grid;grid-template-columns:58px minmax(0,1fr) auto;align-items:center;gap:10px;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--line));border-radius:var(--radius-small);background:color-mix(in srgb,var(--accent-soft) 42%,var(--surface-raised))}.uploaded-image img{width:58px;height:58px;display:block;object-fit:cover;border-radius:8px}.uploaded-image>span{min-width:0;display:grid;gap:4px}.uploaded-image strong,.uploaded-image small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.uploaded-image strong{font-size:11px}.uploaded-image small{color:var(--text-secondary);font-size:9px;font-weight:500}.uploaded-image button{width:30px;height:30px;border:0;border-radius:7px;display:grid;place-items:center;color:var(--text-secondary);background:transparent;cursor:pointer}.uploaded-image button:hover{color:var(--danger);background:var(--danger-soft)}.field-block>.upload-error{display:flex;align-items:center;gap:5px;color:var(--danger);font-size:10px;font-weight:600}.range-field input{accent-color:var(--accent)}.switch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.switch-row{position:relative;min-width:0;padding:13px;display:flex;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:var(--radius-small);background:var(--surface-raised);cursor:pointer}.switch-row>input{position:absolute;opacity:0;pointer-events:none}.switch-control{width:34px;height:20px;flex:none;border-radius:999px;background:var(--line-strong);position:relative;transition:background .16s ease}.switch-control:after{content:"";position:absolute;width:14px;height:14px;top:3px;left:3px;border-radius:50%;background:var(--surface-raised);box-shadow:0 1px 3px #00000038;transition:transform .16s ease}.switch-row input:checked+.switch-control{background:var(--accent)}.switch-row input:checked+.switch-control:after{transform:translate(14px)}.switch-row input:focus-visible+.switch-control{outline:3px solid color-mix(in srgb,var(--accent) 35%,transparent);outline-offset:2px}.switch-row>span:last-child{display:flex;gap:8px;color:var(--text-secondary)}.switch-row>span:last-child>svg{flex:none;margin-top:1px}.switch-row>span:last-child>span{display:grid;gap:3px}.switch-row strong{color:var(--text);font-size:12px}.switch-row small{color:var(--text-tertiary);font-size:10px;line-height:1.4}.form-status{min-height:42px;padding:10px 12px;border-radius:var(--radius-small);display:flex;align-items:center;gap:8px;font-size:13px}.form-status.success{color:var(--accent-text);background:var(--success-soft)}.form-status.error{color:var(--danger);background:var(--danger-soft)}.form-status.loading{color:var(--text-secondary);background:var(--surface-muted)}.form-status>svg{flex:none}.form-status button{margin-left:auto;width:28px;height:28px;border:0;border-radius:7px;background:transparent;color:currentColor;cursor:pointer;display:grid;place-items:center}.loading-mark,.button-loader{width:15px;height:15px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.side-column{display:grid;gap:22px;position:sticky;top:18px}.preview-panel,.history-panel{padding:22px}.compact-heading{margin-bottom:17px}.preview-time{color:var(--text-tertiary);font-size:12px}.notification-stage{min-height:258px;padding:46px 18px;display:flex;align-items:flex-start;background:linear-gradient(145deg,color-mix(in srgb,var(--accent-soft) 68%,var(--surface)) 0%,var(--surface-muted) 100%);border:1px solid var(--line);border-radius:var(--radius-small);overflow:hidden;position:relative}.notification-stage:before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-58px;top:-70px;background:color-mix(in srgb,var(--accent) 11%,transparent)}.notification-card{width:100%;min-width:0;position:relative;padding:14px;border:1px solid color-mix(in srgb,var(--line-strong) 72%,transparent);border-radius:18px;background:color-mix(in srgb,var(--surface-raised) 89%,transparent);box-shadow:0 12px 32px #213b331f,inset 0 1px color-mix(in srgb,var(--surface-raised) 80%,transparent);backdrop-filter:blur(12px)}.notification-meta{display:flex;align-items:center;gap:7px;color:var(--text-tertiary);font-size:10px}.notification-meta strong{margin-right:auto;color:var(--text-secondary);font-size:10px;letter-spacing:.06em}.app-mark{width:23px;height:23px;border-radius:7px}.app-mark.custom{overflow:hidden;background:var(--surface-muted)}.app-mark 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auto;align-items:center;gap:9px;text-align:left;cursor:pointer}.history-item:hover{background:var(--surface-muted)}.history-item:active{transform:translateY(1px)}.history-status{width:22px;height:22px;border-radius:7px;display:grid;place-items:center}.history-status.success{color:var(--accent-text);background:var(--success-soft)}.history-status.error{color:var(--danger);background:var(--danger-soft)}.history-copy{min-width:0;display:grid;gap:3px}.history-copy strong,.history-copy span,.history-copy small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-copy strong{font-size:12px}.history-copy span{color:var(--text-secondary);font-size:10px}.history-copy small{color:var(--accent-text);font-size:9px}.history-item time{color:var(--text-tertiary);font-size:9px;white-space:nowrap}footer{width:min(1184px,calc(100% - 56px));margin:0 auto;padding:18px 0 30px;display:flex;justify-content:space-between;color:var(--text-tertiary);font-size:11px}footer a{color:var(--text-secondary);text-decoration:none}footer a:hover{color:var(--accent-text)}@media(max-width:900px){.workspace{grid-template-columns:1fr}.side-column{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){.topbar{height:64px;padding:0 16px}.server-state{display:none}.workspace{width:calc(100% - 24px);margin-top:8px;gap:14px}.composer-panel{padding:20px 16px}.section-heading{margin-bottom:19px}.section-heading h1{font-size:26px}.key-row{align-items:stretch;flex-wrap:wrap}.key-input-wrap{flex-basis:100%}.secondary-button{flex:1}.recipient-panel-title{align-items:flex-start;flex-wrap:wrap}.recipient-panel-title .text-button{margin-left:auto}.recipient-panel-title .key-icon+div{flex:1;min-width:140px}.recipient-list,.recipient-form{grid-template-columns:1fr}.recipient-form .secondary-button{width:100%}.field-grid.two-columns,.switch-grid,.side-column{grid-template-columns:1fr}.preview-panel,.history-panel{padding:18px 16px}.notification-stage{min-height:220px;padding:34px 10px}footer{width:calc(100% - 32px)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(prefers-reduced-transparency:reduce){.notification-card{background:var(--surface-raised);backdrop-filter:none}}