:root{--bg:#f5f6fb;--bg-gradient-1:#6366f11f;--bg-gradient-2:#a855f71a;--card:#fff;--border:#e5e7eb;--text:#1f2430;--text-secondary:#5b6472;--muted:#8b93a3;--primary:#4f46e5;--primary-2:#7c3aed;--primary-soft:#eef2ff;--success:#059669;--success-soft:#ecfdf5;--warning:#b45309;--warning-soft:#fffbeb;--danger:#dc2626;--danger-soft:#fef2f2;--radius:16px;--shadow:0 1px 2px #1018280a, 0 8px 24px #1018280f}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--text);background-color:var(--bg);background-image:radial-gradient(1000px 500px at 15% -10%, var(--bg-gradient-1), transparent 60%), radial-gradient(800px 400px at 90% -5%, var(--bg-gradient-2), transparent 60%);-webkit-font-smoothing:antialiased;background-attachment:fixed;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;line-height:1.6}.container{max-width:960px;margin:0 auto;padding:40px 20px 80px}.hero{text-align:center;margin-bottom:36px}.hero-title{background:linear-gradient(120deg, var(--primary), var(--primary-2));color:#0000;letter-spacing:1px;-webkit-background-clip:text;background-clip:text;margin:0 0 12px;font-size:2.4rem;line-height:1.2}.hero-subtitle{color:var(--text-secondary);margin:0;font-size:1.05rem}.hero-subtitle strong{color:var(--text)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;padding:24px}.step-title{align-items:center;gap:10px;margin:0 0 18px;font-size:1.15rem;display:flex}.step-badge{background:linear-gradient(120deg, var(--primary), var(--primary-2));color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.9rem;font-weight:600;display:inline-flex}.dropzone{text-align:center;cursor:pointer;background:#fafbff;border:2px dashed #c7cbd6;border-radius:12px;padding:28px 20px;transition:border-color .2s,background-color .2s}.dropzone:hover,.dropzone-active{border-color:var(--primary);background:var(--primary-soft)}.dropzone-disabled{cursor:wait;opacity:.7}.dropzone-icon{margin-bottom:8px;font-size:2rem;display:block}.dropzone-title{margin:0 0 6px;font-weight:600}.file-name{color:var(--primary);word-break:break-all}.hint{color:var(--muted);margin:6px 0 0;font-size:.85rem}.hint.center{text-align:center}.preview-block{margin-top:18px}.preview-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.preview-header label{font-size:.95rem;font-weight:600}.textarea{border:1px solid var(--border);width:100%;color:var(--text);resize:vertical;background:#fff;border-radius:12px;padding:14px;font-family:inherit;font-size:.95rem;transition:border-color .2s,box-shadow .2s}.textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #4f46e51f}.textarea-tall{min-height:140px}.btn-primary{color:#fff;background:linear-gradient(120deg, var(--primary), var(--primary-2));cursor:pointer;border:none;border-radius:999px;align-items:center;gap:8px;padding:14px 34px;font-size:1.05rem;font-weight:600;transition:transform .15s,box-shadow .15s,opacity .15s;display:inline-flex;box-shadow:0 6px 18px #4f46e552}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 10px 24px #4f46e566}.btn-primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.btn-secondary{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:#fff;border-radius:999px;align-items:center;gap:6px;padding:12px 22px;font-size:.95rem;font-weight:500;transition:border-color .2s,color .2s;display:inline-flex}.btn-secondary:hover{border-color:var(--primary);color:var(--primary)}.btn-copy{border:1px solid var(--border);color:var(--primary);cursor:pointer;white-space:nowrap;background:#fff;border-radius:999px;padding:7px 16px;font-size:.85rem;transition:border-color .2s,background-color .2s}.btn-copy:hover{border-color:var(--primary);background:var(--primary-soft)}.btn-text{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:4px 6px;font-size:.85rem}.btn-text:hover{color:var(--danger)}.analyze-bar{justify-content:center;align-items:center;gap:14px;margin:8px 0 18px;display:flex}.loading{color:var(--text-secondary);flex-direction:column;align-items:center;gap:14px;padding:12px 0 4px;display:flex}.spinner{border:4px solid var(--primary-soft);border-top-color:var(--primary);border-radius:50%;width:42px;height:42px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.alert{border-radius:12px;margin-bottom:20px;padding:14px 18px;font-size:.95rem}.alert-error{background:var(--danger-soft);color:var(--danger);border:1px solid #fecaca}.alert-warn{background:var(--warning-soft);color:var(--warning);border:1px solid #fde68a}.privacy-note{text-align:center;color:var(--muted);margin:8px 0 0;font-size:.85rem}.footer{text-align:center;color:var(--muted);margin-top:48px;font-size:.8rem}.result-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.result-header h2{margin:0;font-size:1.5rem}.result-card h3{margin:0 0 16px;font-size:1.2rem}.section-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.section-head h3{margin:0}.match-layout{flex-wrap:wrap;align-items:center;gap:28px;margin-bottom:20px;display:flex}.score-ring-wrap{flex-shrink:0}.score-ring-bg{stroke:#eef0f6}.score-ring-fg{stroke:var(--primary);transition:stroke-dashoffset .8s}.score-num{fill:var(--text);font-size:2.1rem;font-weight:700}.score-label{fill:var(--muted);font-size:.8rem}.match-summary{flex:1;min-width:260px}.score-level{color:var(--primary);margin:0 0 6px;font-weight:600}.match-text{color:var(--text-secondary);margin:0}.match-grid{grid-template-columns:1fr 1fr;gap:20px;margin-top:8px;display:grid}.match-col h4,.suggestions-block h4{margin:0 0 10px;font-size:1rem}.match-col ul,.suggestions-block ul{margin:0;padding-left:20px}.match-col li,.suggestions-block li{color:var(--text-secondary);margin-bottom:8px}.check-list li::marker{color:var(--success)}.gap-list li::marker{color:var(--warning)}.suggestion-list li::marker{color:var(--primary)}.suggestions-block{border-top:1px solid var(--border);margin-top:20px;padding-top:18px}.opt-list{counter-reset:opt;margin:0;padding:0;list-style:none}.opt-item{border:1px solid var(--border);background:#fcfcfe;border-radius:12px;margin-bottom:12px;padding:16px 18px}.opt-head{align-items:flex-start;gap:10px;margin-bottom:6px;display:flex}.opt-num{background:var(--primary-soft);width:24px;height:24px;color:var(--primary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.85rem;font-weight:600;display:inline-flex}.opt-action{color:var(--text-secondary);margin:0 0 0 34px}.opt-example{color:var(--muted);background:var(--primary-soft);border-radius:8px;margin:8px 0 0 34px;padding:8px 12px;font-size:.9rem}.cover-letter{white-space:pre-wrap;word-break:break-word;color:var(--text-secondary);border:1px solid var(--border);background:#fcfcfe;border-radius:12px;margin:0;padding:18px;font-family:inherit;font-size:.98rem;line-height:1.9}.qa-list{flex-direction:column;gap:10px;display:flex}.qa-item{border:1px solid var(--border);background:#fcfcfe;border-radius:12px;overflow:hidden}.qa-item summary{cursor:pointer;align-items:center;gap:12px;padding:14px 16px;font-weight:500;list-style:none;display:flex}.qa-item summary::-webkit-details-marker{display:none}.qa-item summary:after{content:"▾";color:var(--muted);margin-left:auto;transition:transform .2s}.qa-item[open] summary:after{transform:rotate(180deg)}.qa-num{background:linear-gradient(120deg, var(--primary), var(--primary-2));color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;font-size:.82rem;font-weight:600;display:inline-flex}.qa-question{color:var(--text);flex:1}.qa-answer{color:var(--text-secondary);border-top:1px dashed var(--border);padding:12px 16px 16px 54px;font-size:.95rem}@media (max-width:720px){.container{padding:24px 14px 60px}.hero-title{font-size:1.8rem}.card{padding:18px}.match-grid{grid-template-columns:1fr}.match-layout{text-align:center;justify-content:center}.result-header{flex-direction:column;align-items:flex-start}.qa-answer{padding-left:16px}}.site-header{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#ffffffd9;position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;gap:16px;max-width:960px;margin:0 auto;padding:12px 20px;display:flex}.site-logo{color:#0000;background:linear-gradient(120deg, var(--primary), var(--primary-2));-webkit-background-clip:text;background-clip:text;font-size:1.1rem;font-weight:700;text-decoration:none}.site-nav{align-items:center;gap:14px;display:flex}.nav-link{color:var(--text-secondary);border-radius:8px;padding:6px 10px;font-size:.92rem;text-decoration:none;transition:color .2s,background-color .2s}.nav-link:hover{color:var(--primary);background:var(--primary-soft)}.nav-login{color:var(--primary);font-weight:600}.nav-user{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;max-width:180px;font-size:.85rem;overflow:hidden}.nav-button{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:#fff;border-radius:999px;padding:6px 14px;font-size:.85rem;transition:border-color .2s,color .2s}.nav-button:hover{border-color:var(--danger);color:var(--danger)}.auth-wrap{justify-content:center;padding:48px 20px;display:flex}.auth-card{width:100%;max-width:420px;padding:32px 28px}.auth-title{text-align:center;background:linear-gradient(120deg, var(--primary), var(--primary-2));color:#0000;-webkit-background-clip:text;background-clip:text;margin:0 0 6px;font-size:1.6rem}.auth-subtitle{text-align:center;color:var(--text-secondary);margin:0 0 20px;font-size:.92rem}.auth-tabs{background:var(--primary-soft);border-radius:12px;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:20px;padding:4px;display:grid}.auth-tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:9px;padding:9px 0;font-size:.95rem;font-weight:500;transition:background-color .2s,color .2s}.auth-tab-active{color:var(--primary);background:#fff;box-shadow:0 1px 4px #10182814}.auth-form{flex-direction:column;gap:14px;display:flex}.auth-label{color:var(--text);flex-direction:column;gap:6px;font-size:.9rem;font-weight:500;display:flex}.auth-input{min-height:44px;font-size:.95rem}.auth-submit{justify-content:center;margin-top:6px}.auth-hint{margin-top:16px}.history-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.history-header h1{margin:0;font-size:1.5rem}.history-back{text-decoration:none}.history-list{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.history-item{background:var(--card);border:1px solid var(--border);color:var(--text);box-shadow:var(--shadow);border-radius:12px;align-items:center;gap:14px;padding:14px 16px;text-decoration:none;transition:border-color .2s,transform .15s;display:flex}.history-item:hover{border-color:var(--primary);transform:translateY(-1px)}.history-score{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;min-width:52px;height:52px;font-size:1.1rem;font-weight:700;display:inline-flex}.score-high{background:var(--success-soft);color:var(--success)}.score-mid{background:var(--warning-soft);color:var(--warning)}.score-low,.score-neutral{color:var(--text-secondary);background:#f1f2f6}.history-jd{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:.95rem;overflow:hidden}.history-time{color:var(--muted);flex-shrink:0;font-size:.82rem}.empty-card{text-align:center;padding:48px 24px}.empty-card p{color:var(--text-secondary);margin:4px 0}.empty-action{margin-top:16px}.history-detail-top{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.alert-success{background:var(--success-soft);color:var(--success);border:1px solid #a7f3d0}.alert-info{color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe}.alert-link{color:inherit;margin:0 4px;font-weight:600}@media (max-width:720px){.site-header-inner{padding:10px 14px}.nav-user{display:none}.history-item{flex-wrap:wrap;gap:8px}.history-jd{order:3;width:100%}.history-time{margin-left:auto}}