:root{--color-brand:255 99 71;--color-brand-hover:233 82 56;--color-brand-subtle:255 235 229;--color-success:34 197 94;--color-warning:234 179 8;--color-danger:239 68 68;--color-info:59 130 246;--color-bg-page:244 244 244;--color-surface:255 255 255;--color-surface-subtle:248 250 252;--color-surface-hover:241 245 249;--color-surface-glass:255 255 255;--color-text-primary:15 23 42;--color-text-secondary:51 65 85;--color-text-tertiary:71 85 105;--color-text-quaternary:100 116 139;--color-border-default:203 213 225;--color-border-subtle:226 232 240;--color-border-strong:148 163 184;--radius-xs:.25rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.5rem;--radius-xl:.75rem;--radius-2xl:1rem;--radius-pill:9999px;--shadow-xs:0 1px 2px 0 #0000000d;--shadow-sm:0 1px 3px 0 #0000001a,0 1px 2px -1px #00000012;--shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #00000012;--shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000000f;--shadow-glass:0 1px 3px 0 #0000000f,0 4px 8px -2px #00000014,inset 0 1px 0 0 #fffc;--shadow-glass-hover:0 2px 4px 0 #0000000f,0 8px 16px -4px #0000001a,inset 0 1px 0 0 #ffffffe6;--glass-gradient:linear-gradient(135deg,#fffffff5 0%,#fdfefff0 50%,#fffffff7 100%);--glass-border:#0f172a1a;--glass-border-hover:#0f172a24;--motion-fast:.15s;--motion-base:.2s;--motion-slow:.3s;--ease-standard:cubic-bezier(.4,0,.2,1);--ease-emphasized:cubic-bezier(.2,0,0,1);--font-sans:var(--font-inter),var(--font-noto-sc),ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--line-height-tight:1.25;--line-height-snug:1.375;--line-height-normal:1.5;--line-height-relaxed:1.625;--line-height-loose:2;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--icon-xs:12px;--icon-sm:14px;--icon-md:16px;--icon-lg:20px;--icon-xl:24px;--icon-2xl:32px;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--z-toast:1080}.dark{--color-brand:255 99 71;--color-brand-hover:255 122 98;--color-brand-subtle:55 31 25;--color-success:74 222 128;--color-warning:250 204 21;--color-danger:248 113 113;--color-info:96 165 250;--color-bg-page:17 24 39;--color-surface:31 41 55;--color-surface-subtle:17 24 39;--color-surface-hover:55 65 81;--color-surface-glass:31 41 55;--color-text-primary:255 255 255;--color-text-secondary:209 213 219;--color-text-tertiary:156 163 175;--color-text-quaternary:107 114 128;--color-border-default:55 65 81;--color-border-subtle:31 41 55;--color-border-strong:75 85 99;--shadow-glass:0 4px 6px -1px #0000004d,0 2px 4px -2px #0003,inset 0 1px 0 0 #ffffff0a;--shadow-glass-hover:0 10px 15px -3px #00000059,0 4px 6px -4px #00000040,inset 0 1px 0 0 #ffffff0f;--glass-gradient:linear-gradient(135deg,#1f2937b8 0%,#18212fad 50%,#1f2937bf 100%);--glass-border:#37415159;--glass-border-hover:#4b556373}