:root{--color-background: #f8fafc;--color-foreground: #1e293b;--color-card: rgba(255, 255, 255, .9);--color-card-foreground: #1e293b;--color-primary: #1e40af;--color-primary-foreground: #ffffff;--color-primary-hover: #1e3a8a;--color-primary-light: #3b82f6;--color-secondary: #f1f5f9;--color-secondary-foreground: #1e40af;--color-muted: #f1f5f9;--color-muted-foreground: #64748b;--color-accent: #e0e7ff;--color-accent-foreground: #1e40af;--color-destructive: #dc2626;--color-destructive-foreground: #ffffff;--color-success: #16a34a;--color-success-foreground: #ffffff;--color-warning: #d97706;--color-warning-foreground: #ffffff;--color-border: #e2e8f0;--color-input: #ffffff;--color-input-border: #cbd5e1;--color-ring: #1e40af;--font-sans: "Microsoft YaHei", "微软雅黑", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .625rem;--radius-xl: .75rem;--radius-2xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 6px rgba(30, 41, 59, .08), 0 1px 3px rgba(30, 41, 59, .04);--shadow-md: 0 4px 12px rgba(30, 41, 59, .08), 0 2px 4px rgba(30, 41, 59, .04);--shadow-card: 0 2px 12px rgba(30, 41, 59, .08), 0 1px 4px rgba(30, 41, 59, .04);--shadow-card-hover: 0 10px 28px rgba(30, 41, 59, .12), 0 4px 10px rgba(30, 41, 59, .06);--shadow-button: 0 3px 10px rgba(30, 64, 175, .25);--shadow-button-hover: 0 5px 18px rgba(30, 64, 175, .35);--shadow-input: 0 1px 3px rgba(30, 41, 59, .05);--shadow-input-focus: 0 0 0 3px rgba(30, 64, 175, .15);--color-primary-soft: rgba(30, 64, 175, .08);--color-primary-soft-strong: rgba(30, 64, 175, .15);--gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);--gradient-primary-hover: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);--gradient-background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);--transition-fast: .15s;--transition-base: .2s;--transition-slow: .3s;--ease-out: cubic-bezier(.25, .46, .45, .94)}*{border-color:var(--color-border);box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-background);color:var(--color-foreground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;min-height:100vh}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-muted-foreground);border-radius:4px;opacity:.5}::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(prefers-reduced-motion:no-preference){a{transition:color var(--transition-base) ease}button{transition:background-color var(--transition-base) ease,color var(--transition-base) ease,box-shadow var(--transition-base) ease,transform var(--transition-fast) ease}input,select,textarea{transition:border-color var(--transition-base) ease,box-shadow var(--transition-base) ease}}.focus-ring:focus{outline:none;box-shadow:0 0 0 2px var(--color-background),0 0 0 4px var(--color-ring)}button:focus-visible,a:focus-visible,[role=button]:focus-visible{outline:none;box-shadow:0 0 0 2px var(--color-background),0 0 0 4px var(--color-ring);border-radius:var(--radius-md)}button:focus:not(:focus-visible),a:focus:not(:focus-visible),[role=button]:focus:not(:focus-visible){outline:none;box-shadow:none}.container-linear{max-width:80rem;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}@media(min-width:640px){.container-linear{padding-left:1.5rem;padding-right:1.5rem}}@media(min-width:1024px){.container-linear{padding-left:2rem;padding-right:2rem}}.card-modern{background-color:var(--color-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:var(--radius-xl);border:1px solid var(--color-border);box-shadow:var(--shadow-card);transition:box-shadow var(--transition-base) var(--ease-out),border-color var(--transition-base) var(--ease-out);contain:layout style;position:relative}.card-modern:hover{box-shadow:var(--shadow-card-hover)}.btn-gradient{background:var(--gradient-primary);color:var(--color-primary-foreground);font-weight:700;border:none;position:relative;overflow:hidden;transition:box-shadow var(--transition-base) ease,transform var(--transition-fast) ease;box-shadow:var(--shadow-button)}.btn-gradient:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--gradient-primary-hover);opacity:0;transition:opacity var(--transition-base) ease;z-index:1}.btn-gradient:hover{box-shadow:var(--shadow-button-hover);transform:translateY(-.5px)}.btn-gradient:hover:before{opacity:1}.btn-gradient:active{transform:scale(.98)}.btn-gradient>*{position:relative;z-index:2}.input-modern{width:100%;height:42px;border-radius:var(--radius-lg);background-color:var(--color-input);border:1px solid var(--color-input-border);padding:0 .875rem;color:var(--color-foreground);font-weight:500;font-size:.875rem;line-height:1.5;transition:all var(--transition-base) ease;box-shadow:var(--shadow-input);box-sizing:border-box}.input-modern::-moz-placeholder{color:var(--color-muted-foreground);font-weight:400;-moz-transition:color var(--transition-base) ease;transition:color var(--transition-base) ease}.input-modern::placeholder{color:var(--color-muted-foreground);font-weight:400;transition:color var(--transition-base) ease}.input-modern:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--shadow-input-focus)}.badge{display:inline-flex;align-items:center;padding:.25rem .625rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:500}.badge-primary{background-color:var(--color-primary-soft);color:var(--color-primary)}.badge-success{background-color:#16a34a14;color:var(--color-success)}.badge-warning{background-color:#d9770614;color:var(--color-warning)}.badge-destructive{background-color:#dc262614;color:var(--color-destructive)}.alert{border-radius:var(--radius-md);padding:.75rem;display:flex;align-items:flex-start;gap:.5rem}.alert-info{background-color:var(--color-primary-soft);border:1px solid var(--color-primary-soft-strong);color:var(--color-primary)}.alert-success{background-color:#16a34a14;border:1px solid var(--color-success);color:var(--color-success)}.alert-warning{background-color:#d9770614;border:1px solid var(--color-warning);color:var(--color-warning)}.alert-error{background-color:#dc262614;border:1px solid var(--color-destructive);color:var(--color-destructive)}.progress-bar{height:.375rem;border-radius:var(--radius-full);background-color:var(--color-muted);overflow:hidden;contain:strict}.progress-bar-fill{height:100%;border-radius:var(--radius-full);transition:width var(--transition-slow) ease-out;background:var(--gradient-primary);will-change:width}.loading-spinner{width:1.25rem!important;height:1.25rem!important;border:2.5px solid var(--color-primary)!important;border-top-color:transparent!important;border-radius:var(--radius-full)!important;animation:spin .8s linear infinite!important;will-change:transform;opacity:.9;color:var(--color-primary)!important}@keyframes spin{to{transform:rotate(360deg)}}.page-hero{position:relative;padding-left:.75rem;border-left:3px solid var(--color-primary)}.page-hero__title{font-family:var(--font-sans);font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--color-foreground);line-height:1.2}.page-hero__title-accent{position:relative;display:inline-block;color:var(--color-primary)}.page-hero__title-accent:after{content:"";position:absolute;left:-.1rem;right:-.1rem;bottom:-.18rem;height:.22rem;border-radius:var(--radius-full);background-color:var(--color-primary-soft);z-index:-1}.page-hero__subtitle{font-size:.875rem;line-height:1.5;color:var(--color-muted-foreground);max-width:36rem;margin-top:.375rem}.page-hero__pill{display:inline-flex;align-items:center;gap:.35rem;padding:.125rem .6rem;border-radius:var(--radius-full);background-color:var(--color-primary-soft);color:var(--color-primary);font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.4rem}.page-hero__pill-dot{width:.4rem;height:.4rem;border-radius:var(--radius-full);background-color:var(--color-primary)}.page-hero__meta{display:flex;flex-wrap:wrap;gap:.35rem .9rem;margin-top:.75rem;font-size:.75rem;color:var(--color-muted-foreground)}.page-hero__meta-item{display:inline-flex;align-items:center;gap:.32rem;white-space:nowrap}.page-hero__meta-dot{width:.3rem;height:.3rem;border-radius:var(--radius-full);background-color:var(--color-primary)}@media(min-width:640px){.page-hero{padding-left:1.5rem;border-left-width:4px}.page-hero__title{font-size:1.875rem}.page-hero__subtitle{font-size:1rem;margin-top:.5rem}.page-hero__meta{margin-top:.9rem}}.animate-fade-in{animation:fadeIn .4s cubic-bezier(.25,.46,.45,.94)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.animate-slide-up{animation:slideUp .45s cubic-bezier(.25,.46,.45,.94)}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.hide-mobile{display:none}}@media(max-width:640px){button:not(.btn-compact),a:not(.link-compact),[role=button]:not(.btn-compact){min-height:44px;min-width:44px}.card-modern{border-radius:var(--radius-lg)}.input-modern,select.input-modern,textarea.input-modern{font-size:16px}}.site-footer{margin-top:3rem;padding-top:1.5rem;border-top:none;text-align:center;color:var(--color-muted-foreground);font-size:13px}.site-footer a{color:var(--color-primary)!important;text-decoration:none!important;transition:color .2s ease,text-decoration-color .2s ease;font-weight:500!important}.site-footer a:hover{color:var(--color-primary-hover)!important;text-decoration:underline!important;text-decoration-color:var(--color-primary-light)}@media(max-width:640px){.modal-mobile{margin:0;max-width:100%;max-height:100%;border-radius:var(--radius-xl) var(--radius-xl) 0 0;position:fixed;bottom:0;left:0;right:0}}