:root{--color-bg: #fafafa;--color-bg-elevated: #ffffff;--color-text: #1a1a1a;--color-text-muted: #6b6b6b;--color-primary: #050505;--color-primary-hover: #1a1a1a;--color-border: #e5e5e5;--color-accent: #d4a537;--color-accent-hover: #c4942e;--color-error: #dc2626;--color-success: #16a34a;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);font-size:16px;line-height:1.5;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}a{color:inherit;text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;font-size:inherit}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-weight:600;font-size:14px;border-radius:var(--radius-md);transition:all var(--transition-fast)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.btn-secondary{background-color:var(--color-bg-elevated);color:var(--color-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background-color:var(--color-border)}.btn-accent{background-color:var(--color-accent);color:var(--color-primary)}.btn-accent:hover{background-color:var(--color-accent-hover)}.btn-ghost{background-color:transparent;color:var(--color-text)}.btn-ghost:hover{background-color:var(--color-border)}.btn-danger{background-color:var(--color-error);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:8px 16px;font-size:13px}.btn-lg{padding:16px 32px;font-size:16px}.card{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow var(--transition-normal),transform var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.input{width:100%;padding:12px 16px;font-size:14px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-elevated);color:var(--color-text);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0505051a}.input::placeholder{color:var(--color-text-muted)}.label{display:block;font-size:13px;font-weight:500;color:var(--color-text);margin-bottom:6px}.badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:12px;font-weight:600;border-radius:9999px}.badge-primary{background-color:var(--color-primary);color:#fff}.badge-accent{background-color:var(--color-accent);color:var(--color-primary)}.badge-success{background-color:var(--color-success);color:#fff}.badge-muted{background-color:var(--color-border);color:var(--color-text-muted)}.skeleton{background:linear-gradient(90deg,var(--color-border) 25%,var(--color-bg) 50%,var(--color-border) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.toast{position:fixed;bottom:24px;right:24px;padding:16px 24px;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:12px;z-index:1000;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;padding:24px;z-index:1000;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--color-bg-elevated);border-radius:var(--radius-lg);padding:24px;max-width:480px;width:100%;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.modal-title{font-size:18px;font-weight:700;color:var(--color-primary)}.modal-close{padding:8px;color:var(--color-text-muted);border-radius:var(--radius-sm);transition:color var(--transition-fast),background var(--transition-fast)}.modal-close:hover{color:var(--color-primary);background:var(--color-border)}.divider{height:1px;background:var(--color-border);margin:16px 0}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.text-muted{color:var(--color-text-muted)}.text-sm{font-size:13px}.text-lg{font-size:18px}.text-xl{font-size:24px}.font-medium{font-weight:500}.font-bold{font-weight:700}@media (max-width: 768px){.container{padding:0 16px}.btn{padding:10px 20px}}