:root{--fire-1: #ffc107;--fire-2: #ff9800;--fire-3: #ff6f00;--fire-4: #ff3d00;--fire-5: #d84315;--bg-page: #ffffff;--bg-surface: #ffffff;--bg-elevated: #f8f9fa;--bg-hover: #f1f3f4;--bg-input: #ffffff;--border-color: #dfe1e5;--border-strong: #dadce0;--shadow-color: rgba(32, 33, 36, .12);--text-primary: #202124;--text-secondary: #4d5156;--text-muted: #70757a;--accent: #ff6f00;--accent-hover: #e65100;--danger: #d93025;--success: #188038;--radius-lg: 16px;--radius-md: 10px;--radius-sm: 8px;--font-display: "Manrope", sans-serif;--font-body: "Inter", sans-serif;--font-mono: ui-monospace, "SF Mono", "Consolas", monospace;color-scheme:light}html[data-theme=dark]{--bg-page: #000000;--bg-surface: #292a2d;--bg-elevated: #303134;--bg-hover: #35363a;--bg-input: #303134;--border-color: #3c4043;--border-strong: #4d5156;--shadow-color: rgba(0, 0, 0, .45);--text-primary: #e8eaed;--text-secondary: #bdc1c6;--text-muted: #9aa0a6;--accent: #ff8a50;--accent-hover: #ffab7a;color-scheme:dark}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);min-height:100vh;background:var(--bg-page);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}.site-header{position:sticky;top:0;z-index:30;background:var(--bg-surface);border-bottom:1px solid var(--border-color)}.site-header-inner{max-width:1180px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:14px}.site-brand{font-family:var(--font-display);font-size:1.15rem;font-weight:800;letter-spacing:-.5px;background:linear-gradient(45deg,var(--fire-4),var(--fire-2),var(--fire-1));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.top-bar-spacer{flex:1}.theme-toggle-btn,.login-btn,.new-listing-btn,.logout-link{font-family:var(--font-body);cursor:pointer}.theme-toggle-btn{background:var(--bg-elevated);border:1.5px solid var(--border-color);border-radius:50%;width:38px;height:38px;font-size:1rem}.login-btn,.new-listing-btn{padding:9px 16px;border-radius:20px;font-weight:700;font-size:.85rem;text-decoration:none;border:none;color:#fff;background:var(--accent)}.login-btn:hover,.new-listing-btn:hover{background:var(--accent-hover)}.user-chip{display:flex;align-items:center;gap:8px}.user-avatar{width:34px;height:34px;border-radius:50%;object-fit:cover}.user-avatar-fallback{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.logout-link{background:none;border:none;color:var(--text-muted);font-size:.8rem;text-decoration:underline}.page-content{max-width:900px;margin:0 auto;padding:40px 24px 80px}.header{text-align:center;margin:8px 0 26px}.logo{font-family:var(--font-display);font-size:2.6rem;font-weight:800;letter-spacing:-1px;background:linear-gradient(45deg,var(--fire-4),var(--fire-2),var(--fire-1));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.tagline{color:var(--text-secondary);margin-top:6px;font-size:.95rem}.search-box{display:flex;gap:10px;margin-bottom:20px}.input-wrapper{position:relative;flex:1;display:flex;align-items:center}.search-input{width:100%;padding:13px 40px 13px 20px;border-radius:24px;border:1px solid var(--border-color);outline:none;font-size:1rem;color:var(--text-primary);background:var(--bg-input);font-family:var(--font-body)}.search-input:focus{border-color:transparent;box-shadow:0 1px 6px var(--shadow-color),0 0 0 1px var(--accent)}.clear-btn{position:absolute;right:14px;background:transparent;border:none;color:var(--text-muted);font-size:1.3rem;cursor:pointer}.search-btn{padding:13px 26px;background:var(--accent);color:#fff;border:none;border-radius:24px;font-weight:700;font-size:.95rem;cursor:pointer}.search-btn:hover{background:var(--accent-hover)}.tabs{display:flex;gap:4px;margin-bottom:20px;border-bottom:1px solid var(--border-color);overflow-x:auto}.tab-btn{background:transparent;border:none;border-bottom:3px solid transparent;padding:10px 16px;font-weight:700;font-size:.9rem;color:var(--text-secondary);cursor:pointer;white-space:nowrap}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.loader{display:flex;flex-direction:column;align-items:center;gap:12px;padding:24px 0;color:var(--text-secondary);font-weight:700}.orbit-spinner{width:40px;height:40px;border-radius:50%;border:3px solid var(--border-color);border-top-color:var(--accent);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.results-list{display:flex;flex-direction:column;gap:14px}.username-card{background:var(--bg-surface);padding:16px 18px;border-radius:var(--radius-md);border:1px solid var(--border-color);border-left:3px solid transparent;display:flex;align-items:center;gap:16px;cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .15s ease}.username-card:hover{border-left-color:var(--accent);background:var(--bg-elevated);transform:translate(2px)}.username-platform-icon{width:46px;height:46px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:1rem}.username-card-body{flex:1;min-width:0}.username-name{font-family:var(--font-display);font-size:1.1rem;font-weight:700;color:var(--accent);display:block}.username-platform-tag{display:inline-block;font-family:var(--font-mono);font-size:.7rem;color:var(--text-secondary);background:var(--bg-elevated);border:1px solid var(--border-color);border-radius:6px;padding:1px 7px;margin-top:4px}.username-link{font-size:.82rem;color:var(--success);text-decoration:none;display:block;margin-top:6px;word-break:break-all}.username-link:hover{text-decoration:underline}.username-card-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}.username-price{font-size:1.15rem;font-weight:800;white-space:nowrap}.username-price span{font-size:.75rem;color:var(--text-muted);font-weight:600;margin-left:3px}.contact-btn{padding:8px 16px;background:var(--accent);color:#fff;border:none;border-radius:20px;font-size:.82rem;font-weight:700;cursor:pointer;white-space:nowrap}.contact-btn:hover{background:var(--accent-hover)}.empty-message{text-align:center;color:var(--text-muted);font-weight:600;padding:30px 0}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#20212480;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:100;padding:20px}.modal-content{background:var(--bg-surface);border:1px solid var(--border-color);padding:32px 28px 28px;border-radius:var(--radius-lg);text-align:center;position:relative;width:100%;max-width:420px;max-height:90vh;overflow-y:auto;box-shadow:0 16px 48px var(--shadow-color)}.modal-content h2{font-family:var(--font-display);font-size:1.2rem;margin-bottom:16px}.close-btn{position:absolute;top:14px;right:14px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:1.3rem;color:var(--text-muted);background:none;border:none;cursor:pointer}.close-btn:hover{color:var(--text-primary);background:var(--bg-hover)}.detail-icon{width:64px;height:64px;border-radius:50%;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:700;color:#fff}.detail-name{font-family:var(--font-display);font-size:1.3rem;font-weight:800;margin-bottom:4px}.detail-platform{font-size:.85rem;color:var(--text-muted);margin-bottom:14px}.detail-price{font-size:1.6rem;font-weight:800;color:var(--accent);margin-bottom:12px}.detail-description{font-size:.9rem;color:var(--text-secondary);margin-bottom:14px;text-align:left}.detail-link{display:block;font-family:var(--font-mono);font-size:.82rem;color:var(--success);word-break:break-all;margin-bottom:18px}.detail-no-contact{color:var(--text-muted);font-size:.85rem;margin-bottom:8px}.full-width{width:100%}.auth-btn-login{display:flex;align-items:center;justify-content:center;gap:8px;padding:11px 14px;border-radius:var(--radius-sm);cursor:pointer;font-size:.9rem;font-weight:700;text-decoration:none;background:var(--fire-4);border:1px solid var(--fire-5);color:#fff}.auth-btn-login:hover{background:var(--fire-3)}.auth-btn-login:disabled{opacity:.6;cursor:not-allowed}.danger-link{margin-top:14px;background:none;border:none;color:var(--danger);font-size:.82rem;cursor:pointer;text-decoration:underline}.listing-form{display:flex;flex-direction:column;gap:12px;text-align:left}.listing-form label{font-size:.82rem;font-weight:700;color:var(--text-secondary);display:flex;flex-direction:column;gap:4px}.listing-form input,.listing-form select,.listing-form textarea{font-family:var(--font-body);font-size:.95rem;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-input);color:var(--text-primary);font-weight:400}.form-error{color:var(--danger);font-size:.82rem}.site-footer{display:flex;justify-content:center;gap:20px;margin:30px 0 40px}.site-footer a{font-size:.82rem;color:var(--text-muted);text-decoration:none}.site-footer a:hover{color:var(--accent);text-decoration:underline}@media (max-width: 560px){.username-card{flex-wrap:wrap}.username-card-actions{flex-direction:row;width:100%;justify-content:space-between;align-items:center}.search-box{flex-direction:column}.search-btn{width:100%}.logo{font-size:2.1rem}}