:root{--bg-primary: #0a0a0a;--bg-secondary: #1a1a1a;--bg-card: #141414;--accent: #b76e79;--accent-hover: #d4848f;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #666666;--border: #2a2a2a;--shadow: rgba(0, 0, 0, .5)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.container{max-width:800px;margin:0 auto;padding:0 20px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:20px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:8px;font-size:14px;font-weight:500;transition:all .2s;border:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.input{width:100%;padding:12px 16px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);font-size:14px;transition:border-color .2s}.input:focus{outline:none;border-color:var(--accent)}.input::placeholder{color:var(--text-muted)}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.loading-spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease-out}.layout{min-height:100vh;display:flex;flex-direction:column}.navbar{background:var(--bg-secondary);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-container{max-width:800px;margin:0 auto;padding:16px 20px;display:flex;justify-content:space-between;align-items:center}.nav-logo{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600;color:var(--text-primary)}.nav-logo .heart{color:var(--accent);font-size:20px}.nav-links{display:flex;gap:24px}.nav-link{color:var(--text-secondary);font-size:14px;padding:8px 0;position:relative;transition:color .2s}.nav-link:hover{color:var(--text-primary)}.nav-link.active{color:var(--accent)}.nav-link.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--accent);border-radius:1px}.main-content{flex:1;padding:40px 0}.footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:24px;text-align:center;color:var(--text-muted);font-size:14px}.footer .heart{color:var(--accent)}@media(max-width:640px){.nav-container{flex-direction:column;gap:16px}.nav-links{gap:16px}.main-content{padding:24px 0}}