:root{--bg: #f3f1ec;--surface: #fffcf7;--surface-muted: #f7f4ee;--border: #e4dfd6;--border-strong: #d4cdc2;--text: #141210;--muted: #6b6560;--accent: #1f4b99;--accent-hover: #183d7a;--accent-muted: #e8eef8;--accent-glow: rgba(31, 75, 153, .12);--danger: #b42318;--danger-muted: #fef3f2;--success: #0f766e;--success-muted: #f0fdfa;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(20, 18, 16, .04);--shadow: 0 4px 16px rgba(20, 18, 16, .06);--shadow-lg: 0 12px 32px rgba(20, 18, 16, .08);--header-h: 72px;--font-display: "Fraunces", "Georgia", serif}*{box-sizing:border-box}body{margin:0;font-family:Plus Jakarta Sans,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.55;-webkit-font-smoothing:antialiased}#root{min-height:100vh}button,input{font:inherit}button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-sm);padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s}.btn:active:not(:disabled){transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:8px 14px;font-size:13px}.btn-primary{background:var(--accent);color:#fff;box-shadow:none}.btn-primary:hover:not(:disabled){background:var(--accent-hover);box-shadow:none}.btn-secondary{background:var(--surface);color:var(--accent);border-color:var(--border-strong)}.btn-secondary:hover:not(:disabled){background:var(--accent-muted)}.btn-ghost{background:var(--surface);color:var(--muted);border-color:var(--border)}.btn-ghost:hover:not(:disabled){color:var(--text);border-color:var(--border-strong)}.btn-danger{background:var(--danger);color:#fff}.btn-link{background:none;border:none;color:var(--danger);padding:0;font-weight:500;text-decoration:underline;text-underline-offset:3px}.btn-block{width:100%}.btn-compact{padding:10px 14px;flex-shrink:0}.input{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:11px 14px;color:var(--text);font-size:14px;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.input::placeholder{color:var(--muted)}.alert{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--danger-muted);border:1px solid #fecaca;border-radius:var(--radius-sm);padding:12px 16px;margin-bottom:20px;font-size:14px;color:#991b1b}.alert-dismiss{flex-shrink:0;color:var(--danger)}.loading-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:var(--muted)}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 24px;background:radial-gradient(ellipse 70% 50% at 15% 10%,rgba(31,75,153,.08),transparent),radial-gradient(ellipse 50% 40% at 90% 90%,rgba(15,118,110,.06),transparent),linear-gradient(180deg,#f7f4ee 0%,var(--bg) 100%)}.login-layout{width:100%;max-width:920px;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.login-hero{padding:12px}.login-eyebrow{margin:0 0 12px;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}.login-title{margin:0 0 16px;font-family:var(--font-display);font-size:clamp(2rem,4vw,2.75rem);font-weight:700;line-height:1.1;letter-spacing:-.02em}.login-subtitle{margin:0 0 28px;color:var(--muted);font-size:17px;max-width:420px}.login-error{margin:0 0 16px;max-width:420px;color:#b42318;font-size:14px;line-height:1.4}.login-btn{padding:14px 28px;font-size:16px}.login-steps{display:flex;flex-direction:column;gap:14px}.login-step-card{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}.login-step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.login-step-icon{font-size:28px;line-height:1}.login-step-title{margin:0 0 4px;font-size:16px;font-weight:600}.login-step-desc{margin:0;font-size:14px;color:var(--muted)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{height:var(--header-h);padding:0 24px;display:flex;align-items:center;justify-content:space-between;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.app-header-brand{display:flex;align-items:center;gap:14px}.app-logo{width:44px;height:44px;display:flex;align-items:center;justify-content:center;font-size:22px;background:var(--accent-muted);border-radius:12px;border:1px solid var(--border)}.app-title{margin:0;font-family:var(--font-display);font-size:18px;font-weight:700;letter-spacing:-.02em}.app-tagline{margin:0;font-size:13px;color:var(--muted)}.app-header-actions{display:flex;gap:8px}.bucket-bar{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px;position:sticky;top:var(--header-h);z-index:90}.bucket-bar-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}.bucket-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:14px;font-weight:500;cursor:pointer;white-space:nowrap;transition:all .2s;flex-shrink:0}.bucket-chip:hover{border-color:var(--chip-color, var(--accent));background:var(--chip-bg, var(--accent-muted))}.bucket-chip-active{border-color:var(--chip-color, var(--accent));background:var(--chip-bg, var(--accent-muted));box-shadow:0 2px 8px #0000000f}.bucket-chip-live .bucket-chip-count.has-count{animation:count-pulse .6s ease}@keyframes count-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15);background:var(--chip-color, var(--accent));color:#fff}}.bucket-chip-icon{font-size:16px}.bucket-chip-count{font-size:12px;font-weight:700;background:var(--surface-muted);color:var(--muted);padding:2px 8px;border-radius:999px;font-variant-numeric:tabular-nums}.bucket-chip-active .bucket-chip-count{background:#ffffffb3;color:var(--text)}.manage-panel{background:var(--surface-muted);border-bottom:1px solid var(--border);padding:20px 24px;animation:slide-down .25s ease}@keyframes slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.manage-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;max-width:1100px}.manage-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.manage-card-danger{border-color:#fecaca}.manage-heading{margin:0 0 6px;font-size:15px;font-weight:600}.manage-hint{margin:0 0 14px;font-size:13px;color:var(--muted)}.manage-actions{display:flex;flex-direction:column;gap:8px}.add-bucket-form{display:flex;gap:8px}.custom-bucket-list{list-style:none;margin:14px 0 0;padding:0}.custom-bucket-list li{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-top:1px solid var(--border);font-size:14px}.bucket-remove{background:none;border:none;color:var(--danger);font-size:13px;font-weight:500;cursor:pointer;padding:4px 8px;border-radius:6px}.bucket-remove:hover:not(:disabled){background:var(--danger-muted)}.delete-link{font-size:13px}.welcome-hero{text-align:center;max-width:520px;margin:48px auto;padding:0 16px}.welcome-visual{position:relative;width:140px;height:140px;margin:0 auto 28px}.welcome-core{position:absolute;top:30%;right:30%;bottom:30%;left:30%;display:flex;align-items:center;justify-content:center;font-size:36px;background:var(--surface);border-radius:50%;box-shadow:var(--shadow);animation:float 3s ease-in-out infinite}.welcome-orbit{position:absolute;font-size:22px;animation:orbit 8s linear infinite}.welcome-orbit-1{top:0;left:50%;animation-delay:0s}.welcome-orbit-2{bottom:10%;right:0;animation-delay:-2.5s}.welcome-orbit-3{bottom:10%;left:0;animation-delay:-5s}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes orbit{0%{transform:rotate(0) translate(58px) rotate(0)}to{transform:rotate(360deg) translate(58px) rotate(-360deg)}}.welcome-title{margin:0 0 12px;font-size:28px;font-weight:700;letter-spacing:-.02em}.welcome-text{margin:0 0 24px;color:var(--muted);font-size:16px;line-height:1.6}.welcome-steps{list-style:none;margin:0 0 28px;padding:0;text-align:left;display:inline-block}.welcome-steps li{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:14px;color:var(--muted)}.welcome-steps span{width:26px;height:26px;display:flex;align-items:center;justify-content:center;background:var(--accent-muted);color:var(--accent);border-radius:50%;font-size:12px;font-weight:700;flex-shrink:0}.welcome-cta{padding:14px 32px;font-size:16px}.classify-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;background:#14121059;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:fade-in .3s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.classify-card{background:var(--surface);border-radius:20px;padding:40px 48px;text-align:center;box-shadow:var(--shadow-lg);max-width:400px;width:90%;animation:scale-in .35s ease}@keyframes scale-in{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}.classify-ring-wrap{position:relative;width:120px;height:120px;margin:0 auto 24px}.classify-ring{width:100%;height:100%;transform:rotate(-90deg)}.classify-ring-bg{fill:none;stroke:var(--border);stroke-width:8}.classify-ring-fill{fill:none;stroke:url(#ring-gradient);stroke:var(--accent);stroke-width:8;stroke-linecap:round;stroke-dasharray:327;transition:stroke-dashoffset .4s ease}.classify-pct{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:var(--accent)}.classify-title{margin:0 0 8px;font-size:22px;font-weight:700}.classify-stage{margin:0 0 8px;color:var(--muted);font-size:15px;min-height:1.5em;transition:opacity .3s}.classify-count{margin:0;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:150;padding:12px 20px;border-radius:999px;font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);animation:toast-in .4s ease,toast-out .4s ease 3.5s forwards}.toast-success{background:var(--success);color:#fff}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(16px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes toast-out{to{opacity:0;transform:translate(-50%) translateY(8px)}}.inbox-main{flex:1;max-width:900px;width:100%;margin:0 auto;padding:28px 24px 48px}.inbox-summary{margin:0 0 20px;font-size:14px;color:var(--muted);letter-spacing:.01em}.inbox-main-header{display:flex;align-items:center;gap:16px;margin-bottom:24px}.inbox-bucket-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;font-size:24px;border-radius:14px;flex-shrink:0}.inbox-main-eyebrow{margin:0 0 2px;font-size:13px;color:var(--muted)}.inbox-main-title{margin:0;font-size:26px;font-weight:700;letter-spacing:-.02em}.inbox-main-count{margin-left:auto;font-size:13px;font-weight:600;color:var(--muted);background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:6px 14px;flex-shrink:0}.thread-list{display:flex;flex-direction:column;gap:12px}.thread-enter{animation:thread-in .35s ease backwards}@keyframes thread-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.thread-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);transition:border-color .2s}.thread-card:hover{border-color:var(--border-strong);box-shadow:none}.thread-reason{margin:0 0 8px;font-size:15px;font-weight:600;color:var(--text);line-height:1.4}.thread-subject{margin:0 0 6px;font-size:14px;font-weight:500;line-height:1.4;color:var(--text)}.thread-snippet{margin:0 0 14px;color:var(--muted);font-size:13px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.thread-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}.thread-move{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-width:0}.thread-move-label{font-size:12px;font-weight:600;color:var(--muted)}.thread-move-chips{display:flex;flex-wrap:wrap;gap:6px}.thread-move-chip{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--surface-muted);color:var(--text);font-size:12px;font-weight:500;padding:4px 10px;border-radius:6px;cursor:pointer;transition:background .15s,border-color .15s}.thread-move-chip:hover:not(:disabled){background:var(--accent-muted);border-color:var(--accent);color:var(--accent)}.thread-move-chip:disabled{opacity:.5;cursor:not-allowed}.thread-gmail-link{font-size:13px;font-weight:600;color:var(--accent);text-decoration:none;text-underline-offset:3px}.thread-gmail-link:hover{text-decoration:underline}.empty-state-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:20px}.thread-skeleton-list{display:flex;flex-direction:column;gap:12px}.thread-skeleton{height:100px;border-radius:var(--radius);background:linear-gradient(90deg,var(--surface-muted) 25%,var(--border) 50%,var(--surface-muted) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state-card{text-align:center;padding:56px 24px;background:var(--surface);border:1px dashed var(--border-strong);border-radius:var(--radius)}.empty-icon{font-size:40px;display:block;margin-bottom:12px}.empty-state-title{margin:0 0 8px;font-size:18px;font-weight:600}.empty-state-text{margin:0 auto;max-width:340px;font-size:14px;color:var(--muted)}@media (max-width: 768px){.login-layout{grid-template-columns:1fr;max-width:440px}.login-steps{display:none}.app-header{padding:0 16px}.app-tagline{display:none}.bucket-bar{padding:10px 16px}.manage-panel{padding:16px}.inbox-main{padding:20px 16px 40px}.inbox-main-header{flex-wrap:wrap}.inbox-main-count{margin-left:0}.classify-card{padding:32px 24px}}