:root{--primary-color: #1a1a1a;--accent-color: #646cff;--bg-color: #f9f9f9;--card-bg: #ffffff;--text-main: #213547;--text-sub: #666;--border-color: #eee;--input-bg: #f5f5f5;--shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .05), 0 4px 6px -2px rgba(0, 0, 0, .025);--radius: 16px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-main);min-height:100vh;display:flex;justify-content:center;align-items:center}.profile-container{width:100%;max-width:480px;padding:20px}.profile-card{background:var(--card-bg);padding:32px;border-radius:var(--radius);box-shadow:var(--shadow-md);width:100%}.profile-header{text-align:center;margin-bottom:32px}.profile-header h1{font-size:1.5rem;font-weight:700;margin:0 0 8px;color:var(--primary-color)}.profile-header p{font-size:.95rem;color:var(--text-sub);margin:0}.form-group{margin-bottom:24px}.input-label{display:flex;align-items:center;gap:6px;font-size:.9rem;font-weight:600;color:var(--primary-color);margin-bottom:8px}.label-icon{color:var(--text-sub)}.image-upload-area{width:100%;aspect-ratio:3/4;background-color:var(--input-bg);border:2px dashed #ddd;border-radius:var(--radius);display:flex;flex-direction:column;justify-content:center;align-items:center;cursor:pointer;transition:all .2s ease;overflow:hidden;position:relative}.image-upload-area:hover{border-color:var(--accent-color);background-color:#f0f0ff}.image-upload-area.dragging{border-color:var(--accent-color);background-color:#e0e0ff;transform:scale(1.02)}.image-upload-area.has-image{border:none;background:none}.upload-placeholder{display:flex;flex-direction:column;align-items:center;color:#999;text-align:center;padding:20px}.upload-icon{color:#ccc;margin-bottom:12px}.upload-subtext{font-size:.8rem;margin-top:4px;opacity:.7}.image-preview-wrapper{width:100%;height:100%;position:relative}.image-preview{width:100%;height:100%;object-fit:cover;border-radius:var(--radius)}.remove-image-btn{position:absolute;top:10px;right:10px;background:#0009;color:#fff;border:none;border-radius:50%;width:32px;height:32px;display:flex;justify-content:center;align-items:center;cursor:pointer;transition:background .2s}.remove-image-btn:hover{background:#000c}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.text-input{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:12px;font-size:1rem;background-color:var(--input-bg);transition:all .2s;outline:none}.text-input:focus{border-color:var(--accent-color);background-color:#fff;box-shadow:0 0 0 3px #646cff1a}.submit-btn{width:100%;padding:16px;background-color:var(--primary-color);color:#fff;font-size:1rem;font-weight:600;border:none;border-radius:12px;cursor:pointer;transition:transform .1s,background-color .2s;margin-top:12px}.submit-btn:hover{background-color:#000;transform:translateY(-1px)}.submit-btn:active{transform:translateY(1px)}