*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--line-green: #06C755;--line-green-hover: #05b34c;--line-green-active: #049e43;--surface: #ffffff;--on-surface: #111111;--on-surface-secondary: #555555;--border: #e0e0e0;--error: #d93025;--error-bg: #fce8e6;--input-bg: #f7f7f7;--radius: 8px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "Noto Sans Thai", sans-serif}html,body{height:100%;background:var(--surface);color:var(--on-surface);font-family:var(--font);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}#app{display:flex;flex-direction:column;min-height:100%;max-width:480px;margin:0 auto;padding:0 16px 32px}.page-header{display:flex;align-items:center;gap:10px;padding:20px 0 16px;border-bottom:1px solid var(--border);margin-bottom:24px}.page-header .logo{width:36px;height:36px;background:var(--line-green);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.page-header .logo svg{width:22px;height:22px;fill:#fff}.page-header h1{font-size:18px;font-weight:600;color:var(--on-surface)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}label{font-size:14px;font-weight:600;color:var(--on-surface-secondary)}select,input[type=text]{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--input-bg);font-size:16px;color:var(--on-surface);font-family:var(--font);-moz-appearance:none;appearance:none;-webkit-appearance:none;outline:none;transition:border-color .15s}select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23555' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;cursor:pointer}select:focus,input:focus{border-color:var(--line-green);background:#fff}.field-error{font-size:13px;color:var(--error);min-height:18px}.btn-primary{display:block;width:100%;padding:14px;background:var(--line-green);color:#fff;border:none;border-radius:var(--radius);font-size:16px;font-weight:700;font-family:var(--font);cursor:pointer;text-align:center;transition:background .15s;margin-top:8px}.btn-primary:hover:not(:disabled){background:var(--line-green-hover)}.btn-primary:active:not(:disabled){background:var(--line-green-active)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.loading-pane{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:16px;padding:48px 0}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--line-green);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:15px;color:var(--on-surface-secondary)}.success-pane{padding:8px 0}.success-icon{display:flex;align-items:center;justify-content:center;width:64px;height:64px;background:#e6f9ee;border-radius:50%;margin:0 auto 20px}.success-icon svg{width:34px;height:34px;fill:none;stroke:var(--line-green);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}.success-heading{font-size:20px;font-weight:700;text-align:center;margin-bottom:8px}.success-subtitle{font-size:14px;color:var(--on-surface-secondary);text-align:center;margin-bottom:16px}#rules-content{border:1px solid var(--border);border-radius:var(--radius);padding:16px;background:#fafafa;font-size:13px;line-height:1.6;color:var(--on-surface-secondary);margin-bottom:24px;max-height:280px;overflow-y:auto}#rules-content p{margin-bottom:8px}#rules-content p:last-child{margin-bottom:0}.error-pane{display:flex;flex-direction:column;align-items:center;text-align:center;padding:32px 0;gap:16px}.error-icon{font-size:48px}.error-title{font-size:18px;font-weight:600;color:var(--on-surface)}.error-body{font-size:14px;color:var(--on-surface-secondary);max-width:300px}.config-error-banner{background:var(--error-bg);border:1px solid var(--error);border-radius:var(--radius);padding:16px;color:var(--error);font-size:14px;text-align:center;margin-top:32px}.submitting-overlay{opacity:.6;pointer-events:none}