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small{color:var(--muted)}.attachment:hover{border-color:var(--accent);color:var(--accent);box-shadow:var(--shadow-sm)}.view-frame{width:100%;min-height:440px;border:1px solid var(--border);border-radius:var(--r-lg);background:#fff}.receipt-banner{display:flex;align-items:center;gap:11px;padding:11px 15px;margin-bottom:18px;background:var(--warn-soft);border:1px solid #f3df9f;border-radius:var(--r-md);font-size:13px;color:var(--warn-text)}.receipt-banner.sent{background:var(--success-soft);border-color:#b7e3cc;color:#0c6b42}.receipt-icon{display:inline-flex;align-items:center}.receipt-text{flex:1}.compose-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(8,20,36,.34);-webkit-backdrop-filter:blur(1.5px);backdrop-filter:blur(1.5px);display:flex;align-items:flex-end;justify-content:flex-end;padding:0 26px 0 0;z-index:60}.compose-window{width:600px;max-width:100%;height:660px;max-height:90vh;background:#fff;border-radius:var(--r-lg) var(--r-lg) 0 0;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;position:relative}.compose-head{background:#0c1d33;color:#fff;padding:13px 16px;font-size:14px;font-weight:600;display:flex;justify-content:space-between;align-items:center}.compose-row{display:flex;align-items:center;gap:10px;padding:0 18px;border-bottom:1px solid var(--line);min-height:46px}.compose-row>span:first-child{width:58px;font-size:12.5px;color:var(--muted);font-weight:500}.compose-row input,.compose-row select{flex:1;border:none;outline:none;font-size:14px;font-family:inherit;padding:12px 0;background:transparent;color:var(--text)}.compose-from{flex:1;font-size:14px;color:var(--text);font-weight:600}.compose-editor{flex:1;overflow-y:auto;padding:16px 18px;font-size:14px;line-height:1.65;outline:none}.compose-editor:empty:before{content:attr(data-placeholder);color:var(--faint)}.compose-editor img{max-width:100%;height:auto;border-radius:6px}.compose-editor a{color:var(--accent)}.compose-files{display:flex;flex-wrap:wrap;gap:8px;padding:9px 18px}.chip{display:inline-flex;align-items:center;gap:7px;background:#eef1ef;border-radius:999px;padding:6px 11px;font-size:12.5px}.chip button{background:none;border:none;color:var(--muted);font-size:12px}.chip button:hover{color:var(--danger)}.format-bar{display:flex;align-items:center;gap:1px;padding:7px 14px;border-top:1px solid var(--line);flex-wrap:wrap}.font-select{border:1px solid var(--border);border-radius:var(--r-sm);padding:6px 7px;font-size:12.5px;font-family:inherit;background:#fff;outline:none;margin-right:4px;color:var(--text)}.tb-sep{width:1px;height:20px;background:var(--border);margin:0 6px}.tb-btn{width:31px;height:31px;border:none;background:none;border-radius:var(--r-sm);color:#414a45;font-size:14px;display:inline-flex;align-items:center;justify-content:center;transition:background .12s}.tb-btn:hover{background:#eef1ef}.tb-color{border-bottom:3px solid var(--danger);line-height:1;padding-bottom:1px;font-weight:700}.compose-foot{display:flex;align-items:center;gap:10px;padding:13px 16px;border-top:1px solid var(--line)}.attach-btn{cursor:pointer;padding:7px 8px;border-radius:var(--r-sm);display:inline-flex;align-items:center;color:var(--muted);transition:background .12s,color .12s}.attach-btn:hover{background:#eef1ef;color:var(--text)}.btn-draft{background:#fff;color:var(--accent-dark);border:1px solid var(--border);border-radius:999px;padding:9px 18px;font-size:14px;font-weight:600;transition:background .14s,border-color .14s}.btn-draft:hover{background:var(--accent-soft);border-color:var(--accent)}.btn-draft:disabled{opacity:.6;cursor:default}.receipt-toggle{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none}.receipt-toggle input{accent-color:var(--accent);width:15px;height:15px}.confirm-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:rgba(8,20,36,.55);display:grid;place-items:center;border-radius:var(--r-lg) var(--r-lg) 0 0;z-index:5;animation:fade-in .12s var(--ease)}.confirm-modal{background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-lg);width:390px;max-width:92%;padding:24px;animation:pop-in .14s var(--ease)}.confirm-modal h3{margin:0 0 9px;font-family:var(--display);font-size:18px;font-weight:700}.confirm-modal p{margin:0 0 18px;font-size:13.5px;color:var(--muted);line-height:1.55}.confirm-actions{display:flex;align-items:center;gap:10px}.confirm-actions .spacer{flex:1}.link-modal{width:430px}.lm-field{display:flex;flex-direction:column;gap:6px;margin-bottom:15px;font-size:12.5px;font-weight:600;color:#3a443f}.lm-field input{border:1px solid var(--border);border-radius:var(--r-md);padding:11px 13px;font-size:14px;font-family:inherit;font-weight:400;outline:none;background:#fbfcfb;transition:border-color .15s,box-shadow .15s,background .15s}.lm-field input:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px var(--accent-ring)}.btn-text{background:none;border:none;font-size:14px;font-weight:600;color:var(--muted);padding:9px 13px;border-radius:var(--r-sm);transition:background .12s,color .12s}.btn-text:hover{background:#eef1ef;color:var(--text)}.btn-text.danger{color:var(--danger)}.btn-text.danger:hover{background:var(--danger-soft)}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes pop-in{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}.toast-host{position:fixed;left:50%;bottom:30px;transform:translate(-50%);z-index:1000;display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:11px;min-width:250px;max-width:460px;background:#0c1d33;color:#fff;border-radius:var(--r-md);padding:12px 14px;font-size:13.5px;box-shadow:var(--shadow-lg);animation:toast-in .2s var(--ease)}.toast .toast-icon{width:21px;height:21px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;flex:0 0 auto;color:#fff}.toast.success .toast-icon{background:var(--success)}.toast.error .toast-icon{background:var(--danger)}.toast.info .toast-icon{background:var(--accent)}.toast .toast-msg{flex:1;line-height:1.4}.toast .toast-x{background:none;border:none;color:#9aa;font-size:12px;padding:2px 4px}.toast .toast-x:hover{color:#fff}@keyframes toast-in{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}@media (max-width: 1180px){.list-pane{width:360px;flex-basis:360px}}@media (max-width: 1024px){.app{margin:0;border-radius:0;border:none;box-shadow:none}.hamburger{display:inline-flex;align-items:center}.nav-backdrop{display:block;position:fixed;top:60px;right:0;bottom:0;left:0;background:rgba(8,20,36,.45);z-index:49;animation:fade-in .18s var(--ease)}.sidebar{position:fixed;top:60px;left:0;bottom:0;width:270px;flex-basis:270px;z-index:50;transform:translate(-100%);transition:transform .26s var(--ease);box-shadow:var(--shadow-lg)}.sidebar.open{transform:translate(0)}.list-pane{width:340px;flex-basis:340px}}@media (max-width: 768px){.list-pane{width:100%;flex:1 1 100%;border-right:none}.view-pane.empty{display:none}.view-pane:not(.empty){position:fixed;top:60px;right:0;bottom:0;left:0;z-index:40;background:var(--panel);animation:slide-up .22s var(--ease)}.compose-overlay{padding:0}.compose-window{width:100%;height:100%;max-height:100%;border-radius:0}.compose-window .confirm-overlay{border-radius:0}.compose-foot{flex-wrap:wrap;gap:8px}.topbar{gap:10px;padding:0 12px}.brand{width:auto}.brand strong,.brand-logo,.copyright{display:none}.view-body{padding:18px 16px}.view-subject{font-size:20px}.view-toolbar .lbl{display:none}.view-toolbar .icon-btn{padding:9px;gap:0}.sidebar .compose-btn{display:none}.fab-compose{display:inline-flex;align-items:center;justify-content:center;position:fixed;right:18px;bottom:76px;z-index:47;width:54px;height:54px;border-radius:50%;border:none;background:var(--accent);color:#fff;box-shadow:0 10px 24px #0a25406b;transition:transform .1s var(--ease),box-shadow .15s var(--ease)}.fab-compose:hover{background:var(--accent-dark)}.fab-compose:active{transform:scale(.95)}.bottom-nav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:46;height:58px;background:var(--panel);border-top:1px solid var(--border);box-shadow:0 -2px 12px #1020180f;padding-bottom:env(safe-area-inset-bottom,0)}.messages{padding-bottom:70px}.view-pane:not(.empty){top:60px;right:0;bottom:58px;left:0}}@media (max-width: 480px){.topbar{gap:6px;padding:0 8px}.search input{padding:10px 34px 10px 36px}.search-icon{left:13px}.avatar{width:36px;height:36px}.list-head{padding:13px 16px}.msg-row{padding:12px}.row-avatar{width:34px;height:34px;font-size:12px}.receipt-banner{flex-wrap:wrap}.compose-head,.compose-row{padding-left:14px;padding-right:14px}.format-bar{gap:0;padding:6px 8px}.receipt-toggle span{display:none}}@keyframes slide-up{0%{opacity:.4;transform:translateY(14px)}to{opacity:1;transform:none}}