:root{--bg: #f0f2f5;--card: #ffffff;--border: #e0e0e6;--text: #1a1a2e;--text2: #666666;--accent: #2563eb;--accent2: #7c3aed;--green: #16a34a;--orange: #f59e0b;--red: #dc2626;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-hover: 0 4px 12px rgba(0,0,0,.1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}a{color:var(--accent);text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:1rem}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-box{background:var(--card);border-radius:16px;padding:2rem;width:320px;text-align:center;box-shadow:var(--shadow-hover)}.login-box h2{margin-bottom:1.5rem;color:var(--text)}.login-box input{width:100%;padding:.75rem 1rem;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-size:1rem;margin-bottom:1rem;outline:none}.login-box 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