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h2{font-size:18px;font-weight:800;line-height:1.4;letter-spacing:-.6px;margin-bottom:18px;overflow-wrap:anywhere}.sender-info{display:flex;align-items:center;gap:11px;flex-wrap:wrap}.sender-info>div:nth-child(2){flex:1;min-width:0}.sender-info strong{display:block;font-size:12px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sender-info span{display:block;font-size:10px;color:var(--text-muted);margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sender-info time{font-size:9px;white-space:nowrap;color:var(--text-muted);background:var(--bg-elevated);border-radius:8px;padding:5px 8px;margin-left:auto}.detail-actions{display:flex;gap:8px;padding:12px 24px;border-bottom:1px solid var(--border)}.detail-actions .button{font-size:11px}.detail-actions .danger{margin-left:auto}.mobile-back{display:none}.attachments{padding:14px 24px;border-bottom:1px solid var(--border);background:var(--bg-elevated)}.attachments h3{color:var(--text-muted);font-size:9px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;margin-bottom:10px}.attachments>div{display:flex;flex-wrap:wrap;gap:8px}.attachment{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:10px 12px;font-size:11px;max-width:100%}.attachment:hover{border-color:var(--primary);box-shadow:var(--shadow-card)}.attachment svg{color:var(--primary)}.attachment strong{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:120px;min-width:0}.attachment span{color:var(--text-muted);white-space:nowrap}.detail-body{flex:1;min-height:0;overflow-y:auto;padding:20px;background:var(--bg-elevated)}.detail-body iframe{width:100%;height:100%;min-height:200px;border:0;border-radius:16px;background:#fff;box-shadow:var(--shadow-card);color-scheme:light}.detail-body pre{font-family:var(--font-mono);white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;line-height:1.9;border:1px solid var(--border);border-radius:16px;background:var(--bg);padding:20px;box-shadow:var(--shadow-card)}.modal-layer{position:fixed;top:0;right:0;bottom:0;left:0;background:#100a2866;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:500;display:flex;align-items:center;justify-content:center;padding:16px}.modal{width:min(480px,90vw);padding:28px;border:1px solid var(--border);border-radius:24px;background:var(--glass);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);box-shadow:var(--shadow);animation:fade-scale .2s ease;max-height:calc(100dvh - 32px);overflow-y:auto}.modal-heading{display:flex;align-items:center;gap:13px;margin-bottom:24px}.modal-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;border:1px solid var(--primary-border);background:var(--primary-light);color:var(--primary)}.modal-heading h2{font-size:16px;font-weight:800;letter-spacing:-.45px}.modal-heading p{color:var(--text-muted);font-size:11px;margin-top:4px}.address-fields{display:flex;align-items:center;gap:8px;margin-bottom:14px}.address-fields input,.address-fields select{flex:1;min-width:0;padding:12px;font-size:12px}.address-fields>span{color:var(--text-muted);font-size:14px;font-weight:600}.address-preview{border:1px solid var(--primary-border);border-radius:14px;background:var(--primary-light);color:var(--primary);font-family:var(--font-mono);font-size:12px;font-weight:500;text-align:center;padding:16px;margin-bottom:24px;min-height:48px;overflow-wrap:anywhere}.modal-actions{display:flex;align-items:center;gap:8px}.modal-actions .button{padding:10px 13px;font-size:11px}.modal-actions .muted{color:var(--text-muted)}.modal-actions .create-submit{padding:10px 17px;font-weight:700;margin-left:auto}.modal .field-error{margin:-12px 0 12px}.qr-modal{width:min(350px,90vw)}.qr-heading{display:flex;align-items:center;gap:8px;margin-bottom:24px}.qr-heading>svg{color:var(--primary)}.qr-heading h2{font-size:15px;font-weight:800;flex:1}.qr-image{display:grid;place-items:center;padding:16px;border:1px solid var(--border);border-radius:16px;background:#fff;width:-moz-fit-content;width:fit-content;margin:0 auto}.qr-image svg{max-width:100%;height:auto}.qr-modal p{font-family:var(--font-mono);font-size:11px;text-align:center;color:var(--text-muted);overflow-wrap:anywhere;margin-top:20px}.mobile-nav,.sidebar-overlay{display:none}.toast-stack{position:fixed;right:24px;bottom:24px;z-index:600;display:flex;flex-direction:column;gap:9px;max-width:min(420px,calc(100vw - 32px))}.toast{display:flex;align-items:center;gap:10px;padding:14px 16px;border:1px solid var(--primary-border);border-radius:15px;color:var(--primary);background:var(--glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow);font-size:11px;animation:fade-scale .2s ease}.toast span{flex:1;overflow-wrap:anywhere}.toast.success{color:var(--success);border-color:var(--success)}.toast.error{color:var(--danger);border-color:var(--danger)}.toast button{color:var(--text-muted)}.inbox-error,.startup-error{color:var(--danger);background:var(--danger-dim);padding:12px 16px;font-size:11px;border-radius:12px}.inbox-error button{margin-left:8px;text-decoration:underline}.loading-row{display:flex;align-items:center;gap:12px;padding:20px}.loading-row>div:nth-child(2){flex:1}.skeleton{background:var(--surface2);border-radius:8px;animation:skeleton-pulse 1.5s ease-in-out infinite}.skeleton-line{height:12px;width:80%;margin-bottom:8px}.skeleton-line.shorter{width:55%;margin-bottom:0}.detail-skeleton{width:80px;height:80px;border-radius:22px}.spin{animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fade-scale{0%{opacity:0;transform:translateY(8px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes skeleton-pulse{50%{opacity:.4}}@media (max-width: 1199px) and (min-width: 960px){.app-shell{padding:16px;gap:14px}.sidebar{width:254px}.sidebar-brand{padding:22px 14px 18px;gap:8px}.brand-name{font-size:13px}.welcome-card{grid-template-columns:minmax(0,1fr)}.welcome-art{display:none}.features>div{grid-template-columns:repeat(2,minmax(0,1fr))}.welcome-copy h2{font-size:38px}.sender-info time{margin-left:47px}}@media (max-width: 959px){.app-shell{padding:16px}.workspace{gap:12px}.workspace-topline{padding:0 0 4px;min-height:58px}.workspace-heading h1{font-size:20px;letter-spacing:-.6px}.sidebar-container{position:fixed;inset:12px auto 12px 12px;z-index:50;transform:translate(calc(-100% - 16px));visibility:hidden;transition:transform .18s ease,visibility .18s}.sidebar-container.open{transform:translate(0);visibility:visible}.sidebar{box-shadow:var(--shadow);background:var(--bg)}.sidebar-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#100a2866;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.menu-button{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;border:1px solid var(--border);background:var(--glass);color:var(--text-muted);flex-shrink:0}.mail-workspace{padding-bottom:calc(74px + env(safe-area-inset-bottom))}.inbox-column,.detail-column{width:100%;flex:1}.view-list .detail-column,.view-detail .inbox-column{display:none}.welcome{margin-bottom:calc(74px + env(safe-area-inset-bottom));padding:28px;justify-content:center}.welcome-copy h2{font-size:clamp(30px,4.8vw,46px)}.welcome-art{height:260px}.mail-orbit{width:205px;height:205px}.orbit-outer{width:250px;height:250px}.hero-mail{width:132px;height:132px;border-radius:30px}.floating-note{bottom:4px}.mobile-back{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted);margin:0 0 14px -4px}.detail-heading{padding:20px}.detail-actions{padding:10px 20px}.detail-actions .back-button{display:none}.attachments{padding:14px 20px}.mobile-nav{display:flex;position:fixed;bottom:calc(10px + env(safe-area-inset-bottom));left:16px;right:16px;align-items:center;padding:7px 20px;background:var(--glass);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);z-index:30}.mobile-nav>button:not(.mobile-new){display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;flex:1;padding:5px;color:var(--text-muted);border-radius:10px}.mobile-nav span{font-size:9px;font-weight:700}.mobile-nav>button.active{color:var(--primary)}.mobile-new{width:44px;height:44px;margin:0 12px;border-radius:14px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#8b5cf6,#6d28d9);box-shadow:var(--purple-shadow)}.toast-stack{bottom:calc(92px + env(safe-area-inset-bottom));right:16px}.remove-address{opacity:1}}@media (max-width: 639px){.app-shell{padding:12px}.workspace-topline{gap:9px;min-height:52px}.workspace-heading h1{font-size:16px;letter-spacing:-.5px}.workspace-heading p{font-size:9px}.workspace-mode{font-size:9px;padding:6px 8px;gap:5px}.address-bar{padding:8px;gap:7px}.current-address{padding:9px 10px}.current-address svg{display:none}.current-address span{font-size:11px}.copy-button{padding:9px 10px}.copy-button span{display:none}.qr-button{padding:9px}.welcome{padding:24px;border-radius:20px;justify-content:flex-start}.welcome-card{grid-template-columns:minmax(0,1fr)}.welcome-art{display:none}.welcome-label{font-size:9px;margin-bottom:20px}.welcome-copy h2{font-size:clamp(28px,7.5vw,40px);letter-spacing:-1.2px}.welcome-description{font-size:11px;margin-bottom:22px}.welcome-create{padding:12px 18px;font-size:12px}.features{margin-top:26px;padding-top:22px}.features>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 8px}.features span{font-size:9px;gap:6px}.inbox-heading{padding:17px 16px 13px}.detail-heading h2{font-size:16px}.sender-info time{display:none}.detail-body{padding:14px}.detail-body pre{font-size:11px;padding:16px}.modal{padding:22px;border-radius:22px}.modal-actions .button{padding:9px 11px;font-size:10px}.modal-actions .create-submit{padding:9px 13px}.mobile-nav{left:12px;right:12px}}@media (max-width: 359px){.workspace-mode{display:none}.welcome{padding:20px}.modal{padding:18px;width:100%}.modal-actions{gap:6px;flex-wrap:wrap}.address-fields input,.address-fields select{padding:10px 8px;font-size:11px}.features>div{gap:14px 6px}.features span{font-size:8px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}