:root{--brand-gradient: linear-gradient(135deg, #A73C31 0%, #C2471B 100%);--brand-gradient-login: linear-gradient(135deg, #8E2E25 0%, #A73C31 45%, #C2471B 100%);--brand-primary: #A73C31;--brand-orange: #C2471B;--brand-deep: #8E2E25;--brand-soft: #FCEBE8;--brand-text: #A73C31;--bg-canvas: #FAF6F3;--bg-card: #FFFFFF;--bg-hover: #F7F6F4;--bg-avatar: #F4E9E5;--text-title: #181818;--text-heading: #1C1C1E;--text-strong: #333333;--text-body: #525252;--text-secondary: #6B6B6B;--text-muted: #737373;--text-faint: #999999;--text-placeholder: #B0A8A2;--border-card: #E7E7E7;--border-input: #DCDCDC;--border-soft: #E3DDD8;--border-faint: #F0F0F0;--divider: #E8E3DF;--track-dot: #C9C2BB;--success: #2AA171;--success-deep: #217346;--success-alt: #389E0D;--success-soft: #E3F9E9;--success-fill: #E8F7DE;--warning: #E37318;--warning-soft: #FFF1E9;--warning-fill: #FFF5E0;--warning-tag: #D46B08;--danger: #D55141;--danger-soft: #FFE9E9;--info: #1D5FBF;--info-soft: #E8F0FA;--neutral-tag-bg: #F0F0ED;--neutral-tag-text: #525252;--tag-gray-bg: #EEEEEE;--tag-gray-text: #6B6B6B;--switch-off: #E0DDD8;--file-word-bg: #E7EFF9;--file-word: #2B579A;--file-excel-bg: #E6F3EC;--file-excel: #217346;--file-ppt-bg: #FBEAE6;--file-ppt: #C43E1C;--file-other-bg: #F2F0ED;--file-other: #6B6B6B;--font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-display: "Playfair Display", "Noto Sans SC", serif;--fs-hero: 40px;--fs-login-title: 28px;--fs-page-title: 20px;--fs-card-title: 15px;--fs-section-title: 14px;--fs-body: 13px;--fs-small: 12px;--fs-tiny: 11px;--fs-kpi: 26px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 10px;--radius-pill: 999px;--sp-2: 2px;--sp-4: 4px;--sp-6: 6px;--sp-8: 8px;--sp-10: 10px;--sp-12: 12px;--sp-14: 14px;--sp-16: 16px;--sp-20: 20px;--sp-24: 24px;--sidebar-w: 232px;--topbar-h: 64px;--content-pad: 24px;--right-col-w: 320px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{font-family:var(--font-sans);font-size:var(--fs-body);line-height:1.5;color:var(--text-title);background:var(--bg-canvas);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;border:none;background:none;cursor:pointer}input{font-family:inherit;outline:none}a{text-decoration:none;color:inherit}ul,ol{list-style:none}.font-display{font-family:var(--font-display)}.card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-6);height:36px;padding:0 16px;border-radius:var(--radius-md);font-size:var(--fs-body);font-weight:500;border:1px solid transparent;cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none;transition:opacity .15s ease,transform .05s ease,background .15s ease}.btn:hover{opacity:.88}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand-gradient);color:#fff}.btn-ghost{background:#fff;color:var(--text-body);border-color:var(--border-input)}.btn-soft{background:var(--brand-soft);color:var(--brand-text)}.btn-outline{background:#fff;color:var(--brand-text);border-color:var(--brand-primary)}.tag{display:inline-flex;align-items:center;justify-content:center;height:22px;padding:0 8px;border-radius:var(--radius-sm);font-size:var(--fs-tiny);line-height:1;white-space:nowrap}.form-input{width:100%;height:44px;padding:0 14px;border:1px solid var(--border-soft);border-radius:var(--radius-lg);background:#fff;font-size:14px;color:var(--text-title);transition:border-color .15s ease}.form-input::placeholder{color:var(--text-placeholder)}.form-input:focus{border-color:var(--brand-primary)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:#00000024;border-radius:3px}::-webkit-scrollbar-track{background:transparent}.app-layout{display:flex;width:100%;min-height:100vh;background:var(--bg-canvas);font-family:var(--font-sans)}.right-region{flex:1;display:flex;flex-direction:column;min-width:0}.content{flex:1;display:flex;flex-direction:column;gap:16px;padding:24px;overflow:auto}.stats-row{display:flex;gap:16px;flex-shrink:0}.main-split{flex:1;display:flex;gap:16px;min-height:0}.left-column{flex:1;display:flex;flex-direction:column;gap:16px;min-width:0}.right-column{width:320px;flex-shrink:0;display:flex;flex-direction:column;gap:16px}.card-head{display:flex;align-items:center;gap:12px}.card-title{margin:0;font-size:14px;font-weight:600;color:#18181c;line-height:1.4;font-family:var(--font-sans)}.count-tag{display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:10px;background:#f2f2f2;color:#6b6b6b;font-size:11px;line-height:1;white-space:nowrap;font-family:var(--font-sans)}.pct{margin-left:auto;font-size:13px;font-weight:600;color:#a73c31;font-family:var(--font-sans)}.item-col{display:flex;flex-direction:column;gap:2px;min-width:0}.toast-stack{position:fixed;top:20px;left:50%;transform:translate(-50%);z-index:999;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none}.toast-item{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:var(--radius-lg);background:#3b3b3b;color:#fff;font-size:13px;line-height:1.5;font-family:var(--font-sans);box-shadow:0 6px 20px #0000002e;animation:toast-in .2s ease}.toast-item:before{content:"";width:6px;height:6px;border-radius:3px;background:#2aa171;flex-shrink:0}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}