.offline-hero{padding:27px 32px;border:1px solid #d8e6f7;background:#eaf2fd;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:20px}.offline-hero h2{font-size:27px;line-height:1.6;color:#21436d;margin:8px 0}.offline-hero p{font-size:12px;color:#7491b4}.offline-hero-mark{display:flex;align-items:center;justify-content:center;flex-direction:column;background:#f8fbff;border:1px solid #d3e4f8;border-radius:16px;padding:21px 38px;transform:rotate(3deg);margin-right:10px}.offline-hero-mark>span{font-size:45px;color:#6190cd;line-height:1.2}.offline-hero-mark b{font-size:12px;font-weight:550;color:#517db8;margin-top:8px}.offline-hero-mark small{font-size:9px;color:#8da9ce;margin-top:3px}.packet-presets{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:20px}.packet-presets button{text-align:left;justify-content:flex-start;padding:16px 13px;gap:10px;min-width:0;white-space:normal;border-radius:9px;border-color:#e0e8f3}.packet-presets button.active{background:#f1f7ff;border-color:#86b1e9;box-shadow:0 0 0 1px #b2cef0 inset}.preset-icon{width:33px;height:33px;font-size:15px;font-weight:550;display:flex;align-items:center;justify-content:center;flex-shrink:0;border-radius:8px}.preset-icon.veg{color:#408769;background:#eaf5ef}.preset-icon.meat{color:#bc786e;background:#fff0eb}.packet-presets b{font-size:11px;color:#496586;font-weight:550}.packet-presets small{display:block;font-size:9px;color:#93a7c0;margin-top:5px}.packet-presets i{font-style:normal;margin-left:auto;font-size:13px;color:#8baace}.packet-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:20px}.packet-metrics>div{border:1px solid #e0e8f2;border-radius:9px;background:#fff;padding:17px 20px}.packet-metrics span{font-size:10px;color:#8a9eb8}.packet-metrics b{display:block;font:600 28px/1.5 system-ui;color:#294b75;margin-top:3px}.packet-metrics b small{font:10px/1.5 var(--font-sans);color:#8ba1bd;font-weight:400;margin-left:6px}.offline-summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 22px;background:#fff;border:1px solid #dbe7f7;border-radius:9px;margin-bottom:20px}.offline-summary>div{display:flex;align-items:center;gap:13px;min-width:0}.offline-summary-icon{font-size:24px;color:#7a9fcf;background:#f0f5fd;width:41px;height:41px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.offline-summary b{font-size:12px;font-weight:550;color:#4e6d93}.offline-summary p{font-size:10px;margin-top:4px;color:#90a5bf}.offline-summary.success{background:#f1f9f4;border-color:#c9e4d4}.offline-summary.success .offline-summary-icon{color:#388861;background:#e4f2e9}.offline-summary.success b{color:#408363}.offline-summary>button{font-size:12px;padding:11px 19px;flex-shrink:0}.offline-panels{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;align-items:start}.send-panel .panel-title{padding:22px}.send-panel h2{font-size:20px;margin-top:5px}.send-panel .panel-title p{font-size:10px}.qr-player{margin:0 22px 20px;border:1px solid #e3ebf5;border-radius:10px;background:#fafcfe;padding:16px}.qr-player-top{display:flex;justify-content:space-between;font-size:10px;color:#8ba2be;gap:10px;margin-bottom:12px}.qr-player-top b{font-weight:500;color:#6a8db8}.qr-canvas-wrap{background:white;padding:8px;border:1px solid #e7eef8;border-radius:8px;max-width:390px;margin:auto;display:flex;justify-content:center}.qr-canvas-wrap canvas{width:100%;max-width:360px;height:auto;image-rendering:pixelated;display:block;aspect-ratio:1}.qr-player-controls{display:flex;gap:7px;justify-content:center;align-items:center;margin-top:16px}.qr-player-controls button{font-size:10px;padding:8px 11px}.qr-player-controls select{font-size:10px;padding:7px 5px;min-height:33px;width:78px}.qr-player-controls button:first-child,.qr-player-controls button:nth-child(3){padding:8px 10px}.frame-position{height:3px;border-radius:3px;background:#e1ebf8;margin:14px 0 10px;overflow:hidden}.frame-position i{height:100%;background:#8badde;display:block}.qr-player-hint{font-size:9px;color:#8ca5c1;text-align:center;line-height:1.8}.sender-actions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:9px;padding:0 22px 20px}.sender-actions button,.button-link{font-size:10px;padding:9px 7px;line-height:1.5;min-height:35px;white-space:normal}.button-link{display:flex;align-items:center;justify-content:center;border:1px solid #d7e0ec;border-radius:7px;background:#fff;color:#4873a9;text-align:center}.button-link:last-child{grid-column:1/-1}.packet-info{border-top:1px solid #e8eef6;padding:20px 22px}.packet-info dl{font-size:10px;grid-template-columns:100px minmax(0,1fr);row-gap:11px}.packet-info dd.mono{font-size:9px}.packet-hash{overflow-wrap:anywhere}.cipher-inspector{font-size:10px;margin-top:20px;color:#7894b7}.cipher-inspector summary{cursor:pointer}.cipher-inspector p{font-size:9px;margin:8px 0}.cipher-inspector code{display:block;max-height:130px;overflow:auto;overflow-wrap:anywhere;background:#f5f8fd;border-radius:6px;padding:10px;color:#94a8c0;font-size:8px;line-height:1.8}.send-panel .notice.inset{font-size:10px;margin:0 22px 22px}.receiver-container{border-color:#d4e3f6}.receiver-outer-heading{display:flex;align-items:center;justify-content:space-between;padding:22px;gap:10px;background:#f9fbff;border-bottom:1px solid #e5edf7}.receiver-outer-heading h2{font-size:17px;margin-top:6px}.receiver-outer-heading .eyebrow{font-size:9px}.receiver-signal{padding:10px 20px;display:flex;align-items:center;justify-content:space-between;gap:9px;background:#f3f7fd;border-bottom:1px solid #e2ebf7;font-size:9px;color:#829fbe}.receiver-signal button{font-size:9px;padding:0}.receiver-container iframe{width:100%;height:1190px;display:block;border:0;background:#f4f7fb}.offline-notice{margin:20px 0}.source-preview{margin-top:20px}.source-preview .panel-title p{font-size:10px}.source-preview .panel-footer>div{display:flex;gap:7px}.source-preview .panel-footer button{padding:6px 10px;font-size:10px}.offline-home-entry{padding:20px 24px;border:1px solid #cbdff7;background:#f0f6ff;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px}.offline-home-entry h3{font-size:14px;color:#3b6b9f}.offline-home-entry p{font-size:11px;margin-top:4px}.offline-home-entry button{font-size:11px}
@media(max-width:1250px){.packet-presets{grid-template-columns:repeat(2,minmax(0,1fr))}.offline-panels{gap:15px}.qr-player{margin:0 15px 18px;padding:12px}.sender-actions{padding:0 15px 17px}.send-panel .panel-title{padding:18px}.packet-info{padding:18px}.packet-info dl{grid-template-columns:78px minmax(0,1fr)}.qr-player-controls{gap:5px}.qr-player-controls button{padding:8px;font-size:9px}.qr-player-controls select{width:66px;font-size:9px}.send-panel .notice.inset{margin:0 18px 18px}.receiver-outer-heading{padding:18px}.receiver-outer-heading h2{font-size:15px}.receiver-outer-heading .badge{font-size:9px}.offline-summary>button{font-size:10px;padding:10px 13px}}
@media(max-width:1000px){.offline-panels{grid-template-columns:minmax(0,1fr)}.qr-canvas-wrap{max-width:405px}.qr-player{padding:20px;max-width:490px;margin:0 auto 20px}.sender-actions{grid-template-columns:repeat(3,minmax(0,1fr))}.sender-actions .button-link:last-child{grid-column:auto}.receiver-container iframe{height:1220px}.offline-hero-mark{display:none}.offline-summary p{max-width:340px}.packet-metrics>div{padding:15px}.packet-metrics b{font-size:25px}}
@media(max-width:760px){.offline-hero{padding:23px 20px;margin-bottom:16px}.offline-hero h2{font-size:23px}.offline-hero .eyebrow{font-size:9px}.offline-hero p{font-size:10px;line-height:1.9}.packet-presets{gap:9px;margin-bottom:16px}.packet-presets button{padding:13px 11px;gap:8px}.packet-presets b{font-size:10px}.packet-presets small{font-size:8px}.preset-icon{width:28px;height:28px;font-size:13px}.packet-presets i{display:none}.packet-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:16px}.packet-metrics>div{padding:14px 16px}.packet-metrics b{font-size:26px}.packet-metrics span{font-size:9px}.packet-metrics b small{font-size:9px}.offline-summary{flex-direction:column;align-items:stretch;padding:16px;gap:14px}.offline-summary-icon{width:34px;height:34px;font-size:21px}.offline-summary b{font-size:11px}.offline-summary p{font-size:9px}.offline-summary>button{font-size:12px;padding:11px}.qr-player{margin:0 14px 17px;padding:14px}.qr-canvas-wrap{padding:4px}.qr-player-controls button{font-size:10px;padding:8px 10px}.qr-player-controls select{font-size:10px;width:75px}.sender-actions{grid-template-columns:repeat(2,minmax(0,1fr));padding:0 16px 18px}.sender-actions .button-link:last-child{grid-column:1/-1}.packet-info{padding:18px 16px}.packet-info dl{grid-template-columns:88px minmax(0,1fr);font-size:10px}.receiver-outer-heading{padding:18px 16px}.receiver-container iframe{height:1220px}.receiver-signal{padding:10px 16px;font-size:8px}.receiver-outer-heading h2{font-size:16px}.source-preview .panel-title{padding:18px 16px}.source-preview .panel-title p{font-size:9px;line-height:1.8}.offline-home-entry{padding:17px;flex-direction:column;align-items:stretch}.offline-home-entry button{margin-top:6px}.offline-home-entry p{font-size:10px}.source-preview .panel-footer{padding:14px 16px}.source-preview .panel-footer>span{max-width:none;text-align:left}}