:root{--primary: #6b4ce6;--primary-light: #e9d5ff;--primary-dark: #5b3ed6;--text-primary: #1a1a1a;--text-secondary: #4b5563;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--bg-color: #ffffff;--text-color: #333;--nav-bg: rgba(255, 255, 255, .95);--card-bg: #ffffff;--card-shadow: rgba(0, 0, 0, .05);--input-border: #e2e8f0;--section-bg: #f8fafc;--heading-color: #1e293b;--link-color: #2563eb;--link-hover: #1d4ed8;--linear-bg: #0a0a0a;--linear-surface: #111111;--linear-surface-hover: #1a1a1a;--linear-border: #2a2a2a;--linear-text: #ffffff;--linear-text-secondary: #888888;--linear-accent: #5E5CE6;--linear-accent-hover: #7B79FF;--linear-success: #2ECC71;--linear-error: #E74C3C;--linear-warning: #F1C40F;--linear-shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--linear-shadow-md: 0 2px 4px rgba(0, 0, 0, .06);--linear-shadow-lg: 0 4px 8px rgba(0, 0, 0, .08);--linear-spacing-xs: 4px;--linear-spacing-sm: 8px;--linear-spacing-md: 16px;--linear-spacing-lg: 24px;--linear-spacing-xl: 32px;--hover-shadow: rgba(0, 0, 0, .08);--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem}.dark-mode{--primary: #7b79ff;--primary-light: #2d2d3a;--primary-dark: #6b4ce6;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--bg-primary: #1a1a1a;--bg-secondary: #262626;--border-color: #404040;--bg-color: #1a1a1a;--text-color: #e5e5e5;--nav-bg: rgba(26, 26, 26, .95);--card-bg: #2d2d2d;--card-shadow: rgba(0, 0, 0, .3);--input-border: #404040;--section-bg: #262626;--heading-color: #e5e5e5;--link-color: #60a5fa;--link-hover: #93c5fd}.app{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open 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h1{font-size:3.5rem;font-weight:700;margin-bottom:1.5rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}.hero-content p{font-size:1.25rem;color:var(--text-secondary);margin-bottom:2.5rem;line-height:1.6}.cta-button{display:inline-flex;align-items:center;gap:.5rem;padding:1rem 2rem;font-size:1.125rem;font-weight:600;color:#fff;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);border:none;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.cta-button:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.cta-button:active{transform:translateY(0)}.features{padding:6rem 2rem;background:var(--bg-secondary)}.features h2{text-align:center;font-size:2.5rem;font-weight:700;margin-bottom:4rem;color:var(--text-primary)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.feature-card{background:var(--bg-primary);padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition);border:1px solid var(--border-color)}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}.feature-card h3{color:var(--primary);font-size:1.5rem;font-weight:600;margin-bottom:1rem}.feature-card p{color:var(--text-secondary);line-height:1.6}.about{padding:6rem 2rem;background:var(--bg-primary)}.about-content{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.about-text h2{font-size:2.5rem;font-weight:700;margin-bottom:2rem;color:var(--text-primary)}.about-text p{color:var(--text-secondary);line-height:1.8;margin-bottom:2rem}.about-image{position:relative}.about-image:before{content:"";position:absolute;top:-20px;left:-20px;right:20px;bottom:20px;background:var(--primary-light);border-radius:var(--radius-lg);z-index:-1}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-20px)}to{transform:translateY(0)}}@media (max-width: 768px){.hero-content h1{font-size:2.5rem}.hero-content p{font-size:1.125rem}.about-content{grid-template-columns:1fr;gap:2rem}.about-image:before{display:none}.hero-logo{width:100px;height:100px}}.footer{text-align:center;padding:2rem;background-color:var(--card-bg);color:var(--text-color)}.theme-selector{display:flex;gap:.25rem;background-color:var(--card-bg);padding:.15rem;border-radius:50px;box-shadow:var(--linear-shadow-sm)}.theme-option{background:none;border:none;font-size:1rem;cursor:pointer;padding:.35rem;border-radius:50%;transition:all .2s 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ease}.linear-card:hover{border-color:var(--linear-accent);transform:translateY(-2px)}.linear-glass{background:#ffffff0d;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.contact{padding:5rem 1rem;background-color:var(--section-bg);text-align:center}.contact h2{font-size:var(--font-size-3xl);color:var(--heading-color);margin-bottom:3rem;position:relative;display:inline-block}.contact h2:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background-color:var(--link-color);border-radius:2px}.contact-content{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;padding:0 1rem}.contact-card{background-color:var(--card-bg);padding:2rem;border-radius:15px;box-shadow:var(--linear-shadow-sm);transition:transform .2s ease,box-shadow .2s ease}.contact-card:hover{transform:translateY(-2px);box-shadow:var(--linear-shadow-md)}.contact-card h3{color:var(--link-color);font-size:var(--font-size-xl);margin-bottom:1rem}.contact-card p{color:var(--text-color);margin-bottom:1.5rem;line-height:1.6;font-size:var(--font-size-base)}.qr-code{width:200px;margin:0 auto;border-radius:8px;overflow:hidden;box-shadow:var(--linear-shadow-sm)}.qr-code img{width:100%;height:auto;display:block}@media (max-width: 768px){.contact-content{grid-template-columns:1fr}.qr-code{width:140px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.6;color:#1f2937;background-color:#f3f4f6}@media (max-width: 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#2563eb;--primary-hover: #1d4ed8;--success-color: #22c55e;--success-hover: #16a34a;--danger-color: #ef4444;--danger-hover: #dc2626;--border-radius: 12px;--box-shadow: 0 4px 24px rgba(0, 0, 0, .08);--box-shadow-hover: 0 8px 32px rgba(0, 0, 0, .12);--transition: all .3s ease}body{background:#f8fafc;font-family:Inter,Roboto,Helvetica Neue,Arial,sans-serif;color:#1e293b}.admin-login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#f0f9ff,#e0f2fe);padding:1rem}.admin-login-box{background:#fff;padding:2rem 1.5rem;border-radius:var(--border-radius);box-shadow:var(--box-shadow);width:100%;max-width:420px;transition:var(--transition)}@media (max-width: 576px){.admin-login-box{padding:1.5rem 1rem}}.admin-login-box:hover{box-shadow:var(--box-shadow-hover)}.admin-login-box h2{text-align:center;margin-bottom:2rem;color:#1e293b;font-size:2rem;font-weight:700;letter-spacing:-.025em}@media (max-width: 576px){.admin-login-box 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.75rem;background:transparent;overflow-x:auto;display:block}@media (min-width: 768px){.admin-table{border-spacing:0 1rem;display:table}}.admin-table th,.admin-table td{padding:1rem;background:#fff;border:none;border-radius:var(--border-radius);box-shadow:0 1px 4px #0000000d;transition:var(--transition);white-space:nowrap}@media (min-width: 768px){.admin-table th,.admin-table td{padding:1.25rem 1.5rem}}.admin-table th{background:#f1f5f9;color:#1e293b;font-weight:600;font-size:1rem}@media (min-width: 768px){.admin-table th{font-size:1.125rem}}.admin-table tr:hover td{box-shadow:0 4px 12px #00000014;transform:translateY(-1px)}.action-buttons{display:flex;flex-wrap:wrap;gap:.5rem}.action-buttons button{margin-right:0;width:auto;padding:.5rem 1rem;border-radius:var(--border-radius);font-size:.875rem;font-weight:500}@media (min-width: 768px){.action-buttons button{padding:.625rem 1.25rem;font-size:1rem}}.form-group{margin-bottom:1.25rem}@media (min-width: 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768px){.error-message{margin-bottom:1.5rem;font-size:1rem;padding:1rem}}.edit-button{background:var(--success-color)}.edit-button:hover{background:var(--success-hover)}.delete-button{background:var(--danger-color)}.delete-button:hover{background:var(--danger-hover)}.admin-layout{min-height:100vh}.admin-sider{position:fixed;left:0;top:0;bottom:0;z-index:1000;box-shadow:2px 0 8px #00000026;transition:all .3s}.sider-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:999;background:#00000073;transition:all .3s}.admin-logo{height:64px;padding:16px;color:#fff;font-weight:700;font-size:1.25rem;text-align:center;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.admin-header{position:fixed;top:0;right:0;left:0;z-index:999;height:64px;padding:0 24px;background:#fff;box-shadow:0 1px 4px #0000001a;display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:16px}.header-left .ant-breadcrumb{font-size:.875rem}.header-left .ant-breadcrumb a{color:var(--primary-color)}.header-right{display:flex;align-items:center;gap:16px}.header-action{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:#64748b;transition:all .3s}.header-action:hover{color:var(--primary-color);background:#2563eb1a}.user-info{display:flex;align-items:center;gap:8px;padding:4px 8px;border-radius:8px;cursor:pointer;transition:all .3s}.user-info:hover{background:#2563eb1a}.username{font-size:.875rem;color:#1e293b;font-weight:500}.menu-trigger{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:#64748b;transition:all .3s}.menu-trigger:hover{color:var(--primary-color);background:#2563eb1a}.menu-trigger .anticon{font-size:20px}@media (min-width: 768px){.admin-header{left:256px}.admin-sider.collapsed+.admin-header{left:80px}}@media (max-width: 767px){.admin-header{left:0;padding:0 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24px}.stat-card{height:100%;border-radius:var(--border-radius);box-shadow:var(--box-shadow);transition:var(--transition);background:#fff}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--box-shadow-hover)}.stat-card .ant-statistic-title{font-size:.875rem;color:#64748b;margin-bottom:16px;display:flex;align-items:center}.stat-card .ant-statistic-content{font-size:1.5rem;font-weight:600}.dashboard-card{height:100%;border-radius:var(--border-radius);box-shadow:var(--box-shadow);background:#fff}.dashboard-card .ant-card-head{border-bottom:1px solid #f0f0f0;padding:16px 24px}.dashboard-card .ant-card-head-title{font-size:1rem;font-weight:500}.dashboard-card .ant-card-extra{padding:0}.dashboard-card .ant-card-body{padding:24px}.announcement-content{color:#64748b;line-height:1.8}.announcement-content p{margin-bottom:12px}@media (max-width: 768px){.dashboard-content{padding:0 16px}.dashboard-card .ant-card-body{padding:16px}}.qrcode-config{padding:24px}.qrcode-card{width:100%}.upload-container{display:flex;gap:24px;flex-wrap:wrap}.upload-item{flex:1;min-width:300px;padding:16px;border:1px dashed #d9d9d9;border-radius:8px;text-align:center}.upload-item h3{margin-bottom:16px;color:#333}.preview{margin-top:16px}.preview img{max-width:200px;max-height:200px;border-radius:4px;box-shadow:0 2px 8px #0000001a}.user-profile-container{max-width:1200px;margin:0 auto;padding:24px}.user-profile-loading{display:flex;justify-content:center;align-items:center;min-height:400px}.user-profile-not-found{text-align:center;padding:40px}.user-profile-header{position:relative;margin-bottom:32px;padding:24px;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:24px;box-shadow:0 8px 32px #0000001a;border:1px solid rgba(255,255,255,.2);overflow:hidden}.user-profile-cover{position:relative;height:200px;background:linear-gradient(45deg,#1890ff,#722ed1);margin:-24px -24px 24px;border-radius:24px 24px 0 0}.user-profile-avatar{position:absolute;bottom:-60px;left:40px;z-index:2}.user-profile-avatar .ant-avatar{border:4px solid rgba(255,255,255,.9);box-shadow:0 4px 16px #00000026;transition:all .3s ease}.user-profile-avatar .ant-avatar:hover{transform:scale(1.05);box-shadow:0 8px 24px #0003}.user-profile-info{margin-left:200px;padding:16px}.user-profile-name{display:flex;align-items:center;gap:16px;margin-bottom:16px}.user-profile-name h1{margin:0;font-size:32px;font-weight:600;color:#1a1a1a;letter-spacing:.5px}.user-profile-name .ant-btn{color:#666;padding:4px 8px;height:auto;transition:all .3s ease}.user-profile-name .ant-btn:hover{color:#1890ff;background:#1890ff1a}.user-profile-meta{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:16px}.user-profile-meta span{display:flex;align-items:center;gap:8px;color:#666;font-size:14px}.user-profile-bio{margin-top:16px;padding:16px;background:#f5f5f5;border-radius:12px;border:1px solid rgba(255,255,255,.3);position:relative;overflow:hidden}.user-profile-bio p{margin:0;color:#444;line-height:1.6;font-size:15px;white-space:pre-wrap;word-wrap:break-word}.user-profile-stats{margin-bottom:32px}.stat-card{background:linear-gradient(135deg,#ffffff1a,#ffffff0d);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(255,255,255,.2);transition:transform .3s ease,box-shadow .3s ease}.stat-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000001a}.stat-card .ant-statistic-title{color:#666;font-size:14px}.stat-card .ant-statistic-content{color:#1a1a1a;font-size:24px;font-weight:600}.stat-card .anticon{font-size:20px;color:#1890ff;margin-right:8px}.activity-card,.achievement-card{background:linear-gradient(135deg,#ffffff1a,#ffffff0d);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000001a}.activity-card .ant-card-head,.achievement-card .ant-card-head{border-bottom:1px solid rgba(255,255,255,.2)}.empty-content{display:flex;justify-content:center;align-items:center;min-height:200px;color:#999;font-size:14px}@media (max-width: 768px){.user-profile-cover{height:160px}.user-profile-avatar{left:50%;transform:translate(-50%);bottom:-60px}.user-profile-info{margin-left:0;margin-top:80px;text-align:center}.user-profile-name,.user-profile-meta{justify-content:center}}html,body{margin:0;padding:0;width:100%;height:100%;overflow-x:hidden}html{height:100%;overflow-x:hidden}body{min-height:100vh;min-height:-webkit-fill-available}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@supports (padding: max(0px)){:root{--sat: env(safe-area-inset-top);--sab: env(safe-area-inset-bottom);--sal: env(safe-area-inset-left);--sar: env(safe-area-inset-right)}}@media (max-width: 768px){nav,.navbar,.admin-header,[class*=Navbar],[class*=Header]{padding-top:max(.75rem,env(safe-area-inset-top))!important;padding-left:max(1rem,env(safe-area-inset-left))!important;padding-right:max(1rem,env(safe-area-inset-right))!important}.safe-area-content,.safe-area-container{padding-left:max(.5rem,env(safe-area-inset-left))!important;padding-right:max(.5rem,env(safe-area-inset-right))!important}[style*="minHeight: '100vh'"],[style*="min-height: 100vh"]{padding-left:max(16px,env(safe-area-inset-left))!important;padding-right:max(16px,env(safe-area-inset-right))!important}[class*=MobileMenu],[class*=mobile-menu]{padding-left:max(1rem,env(safe-area-inset-left))!important;padding-right:max(1rem,env(safe-area-inset-right))!important}}@media (max-width: 768px){html,body{overflow-x:hidden;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-overflow-scrolling:touch}*{-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;touch-action:manipulation}}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}@supports (padding: max(0px)){:root{--safe-area-top: env(safe-area-inset-top);--safe-area-bottom: env(safe-area-inset-bottom);--safe-area-left: env(safe-area-inset-left);--safe-area-right: env(safe-area-inset-right)}}@media (max-width: 768px){.safe-area-top{padding-top:max(0px,env(safe-area-inset-top))!important}.safe-area-bottom{padding-bottom:max(0px,env(safe-area-inset-bottom))!important}.safe-area-left{padding-left:max(0px,env(safe-area-inset-left))!important}.safe-area-right{padding-right:max(0px,env(safe-area-inset-right))!important}.safe-area-horizontal{padding-left:max(0px,env(safe-area-inset-left))!important;padding-right:max(0px,env(safe-area-inset-right))!important}.safe-area-vertical{padding-top:max(0px,env(safe-area-inset-top))!important;padding-bottom:max(0px,env(safe-area-inset-bottom))!important}.safe-area-all{padding-top:max(0px,env(safe-area-inset-top))!important;padding-bottom:max(0px,env(safe-area-inset-bottom))!important;padding-left:max(0px,env(safe-area-inset-left))!important;padding-right:max(0px,env(safe-area-inset-right))!important}.safe-area-navbar{padding-top:max(.75rem,env(safe-area-inset-top))!important;padding-left:max(1rem,env(safe-area-inset-left))!important;padding-right:max(1rem,env(safe-area-inset-right))!important}.safe-area-content{padding-left:max(.5rem,env(safe-area-inset-left))!important;padding-right:max(.5rem,env(safe-area-inset-right))!important}.safe-area-fullscreen{padding-left:max(16px,env(safe-area-inset-left))!important;padding-right:max(16px,env(safe-area-inset-right))!important}.safe-area-mobile-menu{padding-left:max(1rem,env(safe-area-inset-left))!important;padding-right:max(1rem,env(safe-area-inset-right))!important}}@media (min-width: 769px){.safe-area-top,.safe-area-bottom,.safe-area-left,.safe-area-right,.safe-area-horizontal,.safe-area-vertical,.safe-area-all,.safe-area-navbar,.safe-area-content,.safe-area-fullscreen,.safe-area-mobile-menu{padding-top:initial!important;padding-bottom:initial!important;padding-left:initial!important;padding-right:initial!important}}