:root{--bg-void: #0a0e16;--bg-surface: #0e1422;--bg-card: #121828;--bg-card-hi: #161f36;--bg-card-hover: #1a2542;--bg-input: #090e18;--bg-glass: rgba(18, 24, 40, .75);--bg-glass-strong: rgba(14, 20, 34, .92);--bg-modal-overlay: rgba(5, 8, 14, .82);--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .16);--line-focus: rgba(0, 212, 255, .4);--line-teal: rgba(52, 224, 196, .3);--text-hi: #f4f6fb;--text-mid: #c2c9db;--text-lo: #8d96ac;--text-muted: #5e667e;--text-dark: #0a0e16;--accent-cyan: #00d4ff;--accent-teal: #34e0c4;--accent-violet: #6c6ff0;--accent-indigo: #4f46e5;--accent-green: #34e082;--accent-green-bg: rgba(52, 224, 130, .12);--accent-red: #ff5c77;--accent-red-bg: rgba(255, 92, 119, .12);--accent-amber: #f59e0b;--accent-amber-bg: rgba(245, 158, 11, .12);--gradient-brand: linear-gradient(135deg, var(--accent-teal), var(--accent-violet));--gradient-cyan-indigo: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));--gradient-hover: linear-gradient(135deg, #42ecd0, #7d80f8);--gradient-header-text: linear-gradient(135deg, #ffffff 40%, var(--text-lo));--font-heading: "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "IBM Plex Mono", monospace;--radius-xs: 4px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-pill: 9999px;--shadow-sm: 0 4px 12px rgba(0, 0, 0, .25);--shadow-md: 0 12px 32px rgba(0, 0, 0, .45);--shadow-lg: 0 24px 60px rgba(0, 0, 0, .65), 0 0 0 1px rgba(255, 255, 255, .05);--shadow-glow: 0 0 24px rgba(52, 224, 196, .25);--shadow-glow-cyan: 0 0 24px rgba(0, 212, 255, .25);--transition-fast: .15s ease;--transition-normal: .22s ease;--transition-slow: .35s cubic-bezier(.16, 1, .3, 1)}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background-color:var(--bg-void);color:var(--text-hi);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.ambient-glow{position:fixed;pointer-events:none;z-index:0;border-radius:50%;filter:blur(80px)}.glow-top-left{top:-160px;left:-160px;width:580px;height:580px;background:radial-gradient(circle,#34e0c41f,#0a0e1600 70%)}.glow-bottom-right{bottom:-160px;right:-160px;width:620px;height:620px;background:radial-gradient(circle,#6c6ff021,#0a0e1600 70%)}.glow-center{top:40%;left:50%;transform:translate(-50%,-50%);width:700px;height:700px;background:radial-gradient(circle,#00d4ff0a,#0a0e1600 75%)}#app-container{width:100%;height:100%;position:relative;z-index:1;display:flex;flex-direction:column}#view-auth{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:24px;position:relative}.auth-card{width:100%;max-width:480px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-xl);padding:40px 36px;box-shadow:var(--shadow-lg);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);position:relative;z-index:2;animation:cardFadeIn .4s var(--transition-slow)}@keyframes cardFadeIn{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}#view-workspace{width:100%;height:100%;display:none;flex-direction:column}#view-workspace.active{display:flex}.app-header{height:60px;background:var(--bg-glass);border-bottom:1px solid var(--line);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:20px;z-index:10;flex-shrink:0}.header-brand{display:flex;align-items:center;gap:12px;min-width:240px}.header-search{flex:1;max-width:620px;position:relative}.header-actions{display:flex;align-items:center;gap:12px;min-width:240px;justify-content:flex-end}.workspace-body{flex:1;display:grid;grid-template-columns:240px 380px 1fr;overflow:hidden;height:calc(100vh - 60px);background:var(--bg-void)}.pane-sidebar{background:var(--bg-surface);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;padding:16px 12px;gap:20px}.pane-mail-list{background:var(--bg-card);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;position:relative}.pane-mail-view{background:var(--bg-void);display:flex;flex-direction:column;overflow:hidden;position:relative}@media (max-width: 1100px){.workspace-body{grid-template-columns:210px 320px 1fr}}@media (max-width: 860px){.workspace-body{grid-template-columns:70px 1fr}.pane-mail-view{display:none;position:absolute;top:60px;left:0;right:0;bottom:0;z-index:20;background:var(--bg-void)}.pane-mail-view.mobile-open{display:flex}.pane-sidebar .sidebar-label,.pane-sidebar .btn-compose span,.pane-sidebar .quota-box,.header-brand .brand-title{display:none}}.brand-badge{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-teal);background:#34e0c414;border:1px solid rgba(52,224,196,.22);padding:4px 11px;border-radius:var(--radius-pill);width:fit-content}.brand-badge.pulse:before{content:"";width:6px;height:6px;background:var(--accent-teal);border-radius:50%;box-shadow:0 0 8px var(--accent-teal);animation:pulseAnim 1.6s 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#34e0c426;background:#0f1624}.input-field::placeholder{color:var(--text-muted)}.toggle-pass-btn{position:absolute;right:12px;background:none;border:none;color:var(--text-lo);cursor:pointer;padding:6px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xs);transition:color var(--transition-fast)}.toggle-pass-btn:hover{color:var(--text-hi)}.btn-primary{width:100%;background:var(--gradient-brand);border:none;border-radius:var(--radius-md);padding:13px 20px;color:var(--text-dark);font-family:var(--font-heading);font-size:15px;font-weight:600;cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-fast),filter var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:var(--shadow-glow)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 28px #34e0c459;filter:brightness(1.04)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text-mid);padding:8px 14px;border-radius:var(--radius-sm);font-size:13px;font-family:var(--font-body);cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.btn-ghost:hover{background:#ffffff0f;color:var(--text-hi);border-color:var(--line-strong)}.btn-ghost.active{background:#34e0c41f;color:var(--accent-teal);border-color:#34e0c44d}.btn-icon{background:transparent;border:1px solid transparent;color:var(--text-lo);width:34px;height:34px;border-radius:var(--radius-sm);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.btn-icon:hover{background:#ffffff14;color:var(--text-hi);border-color:var(--line)}.btn-icon.active{color:var(--accent-teal);background:#34e0c41a}.btn-compose{width:100%;background:var(--gradient-cyan-indigo);border:none;border-radius:var(--radius-md);padding:13px 18px;color:#fff;font-family:var(--font-heading);font-size:14px;font-weight:600;letter-spacing:.02em;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 6px 20px #00d4ff40;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.btn-compose:hover{transform:translateY(-1px);box-shadow:0 8px 24px #00d4ff61}.error-banner{display:none;background:var(--accent-red-bg);border:1px solid rgba(255,92,119,.3);color:var(--accent-red);padding:11px 14px;border-radius:var(--radius-md);font-size:13px;margin-top:16px;text-align:center;animation:shakeAnim .3s ease}@keyframes shakeAnim{0%,to{transform:translate(0)}20%,60%{transform:translate(-5px)}40%,80%{transform:translate(5px)}}.nav-section-title{font-family:var(--font-mono);font-size:10px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;padding:0 10px;margin-bottom:6px}.nav-list{list-style:none;display:flex;flex-direction:column;gap:2px}.nav-item-btn{width:100%;background:transparent;border:1px solid transparent;border-radius:var(--radius-md);padding:9px 12px;color:var(--text-mid);font-family:var(--font-body);font-size:13px;font-weight:500;display:flex;align-items:center;justify-content:space-between;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.nav-item-left{display:flex;align-items:center;gap:10px}.nav-item-btn:hover{background:#ffffff0d;color:var(--text-hi)}.nav-item-btn.active{background:#00d4ff1f;color:var(--accent-cyan);border-color:#00d4ff40;font-weight:600}.unread-badge{font-family:var(--font-mono);font-size:11px;font-weight:600;background:var(--accent-cyan);color:var(--text-dark);padding:2px 7px;border-radius:var(--radius-pill);min-width:20px;text-align:center}.unread-badge.zero{display:none}.quota-box{margin-top:auto;background:#0a0e16b3;border:1px solid var(--line);border-radius:var(--radius-md);padding:12px;font-family:var(--font-mono)}.quota-label-row{display:flex;justify-content:space-between;font-size:11px;color:var(--text-lo);margin-bottom:6px}.quota-track{width:100%;height:5px;background:#ffffff0f;border-radius:var(--radius-pill);overflow:hidden}.quota-fill{height:100%;width:3.4%;background:var(--gradient-brand);border-radius:var(--radius-pill);box-shadow:0 0 8px #34e0c480}.search-input-wrapper{position:relative;width:100%}.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-lo);pointer-events:none}.search-input{width:100%;background:#0e1422d9;border:1px solid var(--line);border-radius:var(--radius-pill);padding:9px 40px 9px 38px;color:var(--text-hi);font-size:13px;outline:none;transition:all var(--transition-fast)}.search-input:focus{background:#111827;border-color:var(--accent-cyan);box-shadow:0 0 0 3px #00d4ff26}.search-clear-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-lo);cursor:pointer;display:none;padding:2px}.search-clear-btn.visible{display:block}.user-avatar-btn{display:flex;align-items:center;gap:9px;background:#ffffff0a;border:1px solid var(--line);border-radius:var(--radius-pill);padding:4px 12px 4px 4px;cursor:pointer;transition:all var(--transition-fast)}.user-avatar-btn:hover{background:#ffffff14;border-color:var(--line-strong)}.avatar-circle{width:28px;height:28px;border-radius:50%;background:var(--gradient-brand);color:var(--text-dark);font-family:var(--font-heading);font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center}.user-email-text{font-family:var(--font-mono);font-size:12px;color:var(--text-mid);max-width:150px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mail-list-header{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:#12182880}.folder-title-row{display:flex;align-items:baseline;gap:8px}.folder-title{font-family:var(--font-heading);font-size:17px;font-weight:600;color:var(--text-hi)}.folder-count{font-family:var(--font-mono);font-size:11px;color:var(--text-lo)}.mail-filter-toolbar{padding:8px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:#0e14224d;gap:8px}.filter-btn-group{display:flex;gap:4px}.filter-chip{background:transparent;border:1px solid transparent;padding:4px 10px;border-radius:var(--radius-pill);font-size:12px;color:var(--text-lo);cursor:pointer;transition:all var(--transition-fast)}.filter-chip:hover{background:#ffffff0d;color:var(--text-hi)}.filter-chip.active{background:#34e0c424;border-color:#34e0c44d;color:var(--accent-teal);font-weight:600}.mail-list-scroll{flex:1;overflow-y:auto;overflow-x:hidden}.mail-item-card{padding:14px 16px;border-bottom:1px solid var(--line);cursor:pointer;transition:background var(--transition-fast);display:flex;flex-direction:column;gap:6px;position:relative}.mail-item-card:hover{background:var(--bg-card-hover)}.mail-item-card.selected{background:#00d4ff14;border-left:3px solid var(--accent-cyan)}.mail-item-card.unread{background:#161f36b3}.mail-item-card.unread .mail-item-from,.mail-item-card.unread .mail-item-subject{color:#fff;font-weight:600}.mail-item-card.unread:after{content:"";position:absolute;left:6px;top:18px;width:6px;height:6px;border-radius:50%;background:var(--accent-cyan);box-shadow:0 0 6px var(--accent-cyan)}.mail-item-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.mail-item-from{font-size:13px;color:var(--text-mid);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}.mail-item-date{font-family:var(--font-mono);font-size:11px;color:var(--text-lo);white-space:nowrap}.mail-item-subject{font-size:13px;color:var(--text-hi);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mail-item-preview{font-size:12px;color:var(--text-lo);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}.mail-item-footer{display:flex;align-items:center;justify-content:space-between;margin-top:2px}.mail-badge-tag{font-family:var(--font-mono);font-size:10px;padding:1px 6px;border-radius:var(--radius-xs);background:#ffffff0f;color:var(--text-lo)}.star-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px;transition:color var(--transition-fast)}.star-btn:hover,.star-btn.starred{color:var(--accent-amber)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:40px 20px;text-align:center;color:var(--text-lo)}.empty-state-icon{width:54px;height:54px;border-radius:50%;background:#ffffff0a;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent-teal)}.empty-state-title{font-family:var(--font-heading);font-size:16px;font-weight:600;color:var(--text-hi);margin-bottom:6px}.empty-state-desc{font-size:13px;max-width:320px;line-height:1.5}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-modal-overlay);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px;animation:fadeInModal .25s var(--transition-slow)}.modal-backdrop.open{display:flex}@keyframes fadeInModal{0%{opacity:0}to{opacity:1}}.compose-window{width:100%;max-width:720px;background:var(--bg-card);border:1px solid var(--line-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;max-height:88vh;overflow:hidden;position:relative;z-index:101}.compose-header{padding:14px 20px;background:var(--bg-card-hi);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.compose-header-title{font-family:var(--font-heading);font-size:15px;font-weight:600;color:var(--text-hi);display:flex;align-items:center;gap:8px}.compose-body{padding:18px 20px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;flex:1}.compose-field-row{display:flex;align-items:center;border-bottom:1px solid var(--line);padding-bottom:8px}.compose-field-label{width:60px;font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--text-lo);text-transform:uppercase}.compose-field-input{flex:1;background:transparent;border:none;color:var(--text-hi);font-family:var(--font-body);font-size:14px;outline:none;padding:4px 8px}.compose-textarea{width:100%;min-height:240px;background:var(--bg-input);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px;color:var(--text-hi);font-family:var(--font-body);font-size:14px;line-height:1.6;resize:vertical;outline:none;transition:border-color var(--transition-fast)}.compose-textarea:focus{border-color:var(--accent-teal)}.compose-footer{padding:14px 20px;background:var(--bg-surface);border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.fab-au{position:fixed;bottom:20px;right:20px;width:44px;height:44px;background:var(--bg-card);border:1px solid rgba(52,224,196,.35);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-size:15px;font-weight:700;color:var(--accent-teal);box-shadow:0 8px 24px #00000073,0 0 12px #34e0c433;cursor:pointer;z-index:90;transition:all var(--transition-normal);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.fab-au:hover{transform:translateY(-2px) scale(1.05);border-color:var(--accent-teal);box-shadow:0 12px 30px #34e0c459}.hub-card{width:100%;max-width:580px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-lg);max-height:90vh;overflow-y:auto}.hub-block{background:#0d121f;border:1px solid var(--line);border-radius:var(--radius-md);padding:16px;margin-top:16px}.hub-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:13px;border-bottom:1px solid rgba(255,255,255,.04)}.hub-row:last-child{border-bottom:none}.hub-label{color:var(--text-lo);font-family:var(--font-mono);font-size:11px}.hub-value{color:var(--text-hi);font-family:var(--font-mono);font-size:12px;font-weight:500}.toast-container{position:fixed;bottom:24px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:300;pointer-events:none}.toast{background:var(--bg-glass-strong);border:1px solid var(--line-strong);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-pill);padding:10px 20px;font-size:13px;font-weight:500;color:var(--text-hi);box-shadow:var(--shadow-md);display:flex;align-items:center;gap:8px;pointer-events:auto;animation:slideUpToast .3s var(--transition-slow)}.toast.success{border-color:#34e08266;color:var(--accent-green)}.toast.error{border-color:#ff5c7766;color:var(--accent-red)}@keyframes slideUpToast{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.email-view-container{display:flex;flex-direction:column;height:100%;overflow:hidden}.email-view-toolbar{height:52px;padding:0 20px;border-bottom:1px solid var(--line);background:#12182866;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0}.toolbar-group-left,.toolbar-group-right{display:flex;align-items:center;gap:6px}.email-view-header{padding:22px 28px 16px;border-bottom:1px solid var(--line);background:#0e142259;display:flex;flex-direction:column;gap:14px;flex-shrink:0}.email-view-subject-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.email-view-subject{font-family:var(--font-heading);font-size:20px;font-weight:700;color:var(--text-hi);letter-spacing:-.01em;line-height:1.35}.email-view-meta{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.email-sender-block{display:flex;align-items:center;gap:12px}.sender-avatar-large{width:40px;height:40px;border-radius:50%;background:var(--gradient-brand);color:var(--text-dark);font-family:var(--font-heading);font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sender-info-text{display:flex;flex-direction:column;gap:2px}.sender-name{font-size:14px;font-weight:600;color:var(--text-hi)}.sender-email-line{font-family:var(--font-mono);font-size:12px;color:var(--text-lo);display:flex;align-items:center;gap:6px}.email-date-stamp{font-family:var(--font-mono);font-size:12px;color:var(--text-lo);white-space:nowrap}.email-security-strip{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.sec-badge{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-mono);font-size:10px;font-weight:500;padding:2px 8px;border-radius:var(--radius-xs);background:#ffffff0a;border:1px solid var(--line);color:var(--text-lo)}.sec-badge.pass{background:var(--accent-green-bg);border-color:#34e08240;color:var(--accent-green)}.email-attachments-strip{padding:12px 28px;background:#0a0e1680;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px;flex-shrink:0}.attachments-title{font-family:var(--font-mono);font-size:11px;font-weight:600;text-transform:uppercase;color:var(--text-lo);letter-spacing:.05em}.attachments-grid{display:flex;flex-wrap:wrap;gap:10px}.attachment-chip{display:flex;align-items:center;gap:10px;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:6px 12px;text-decoration:none;color:var(--text-hi);font-size:13px;transition:all var(--transition-fast);cursor:pointer}.attachment-chip:hover{background:var(--bg-card-hover);border-color:var(--accent-teal)}.attachment-chip-icon{color:var(--accent-teal);font-size:16px}.attachment-chip-name{font-weight:500;max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.attachment-chip-size{font-family:var(--font-mono);font-size:11px;color:var(--text-muted)}.email-body-scroll{flex:1;overflow-y:auto;padding:28px;background:var(--bg-void)}.email-body-text{font-family:var(--font-body);font-size:14px;line-height:1.7;color:var(--text-hi);white-space:pre-wrap;word-break:break-word}.email-body-iframe-wrapper{width:100%;height:100%;min-height:480px;border-radius:var(--radius-md);overflow:hidden;background:#fff}.email-body-iframe{width:100%;height:100%;min-height:500px;border:none;background:#fff}.json-viewer-box{background:#060910;border:1px solid var(--line);border-radius:var(--radius-md);padding:16px;font-family:var(--font-mono);font-size:12px;color:var(--accent-teal);max-height:420px;overflow:auto;white-space:pre}@keyframes spinAnim{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin-icon{animation:spinAnim .8s linear infinite}