:root{--bg: #0a0a0a;--surface: #151515;--surface-2: #1e1e1e;--border: #2a2a2a;--text: #e8e8e8;--text-muted: #888;--accent-blue: #70a1ff;--radius: 16px;--radius-sm: 10px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.app{max-width:900px;margin:0 auto;padding:20px;min-height:100vh;display:flex;flex-direction:column}.loading-screen{align-items:center;justify-content:center}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent-blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.header{display:flex;justify-content:space-between;align-items:center;padding:20px 0 40px;flex-wrap:wrap;gap:16px}.logo{font-size:1.8rem;font-weight:700}.tagline{color:var(--text-muted);font-size:.9rem;margin-top:4px}.user-info{display:flex;align-items:center;gap:10px}.avatar{width:36px;height:36px;border-radius:50%}.username{font-size:.9rem;font-weight:500}.btn-logout{padding:6px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:20px;color:var(--text-muted);font-size:.8rem;cursor:pointer;transition:all .2s}.btn-logout:hover{color:var(--text);border-color:var(--text-muted)}.btn-github-login{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#fff;color:#000;border:none;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;cursor:pointer;transition:opacity .2s}.btn-github-login:hover{opacity:.9}.github-icon{width:20px;height:20px}.login-prompt{text-align:center;padding:16px;background:var(--surface);border-radius:var(--radius-sm);margin-bottom:24px;color:var(--text-muted);font-size:.9rem}.apps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;flex:1}.app-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;text-decoration:none;color:var(--text);transition:all .2s;position:relative}.app-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent);opacity:0;transition:opacity .2s}.app-card:hover:not(.disabled):not(.locked){border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 24px #0000004d}.app-card:hover:not(.disabled):not(.locked):before{opacity:1}.app-card.disabled,.app-card.locked{opacity:.5;cursor:not-allowed}.app-emoji{font-size:2.5rem;margin-bottom:16px}.app-title{font-size:1.2rem;font-weight:600;margin-bottom:8px}.app-desc{font-size:.85rem;color:var(--text-muted);line-height:1.5}.lock-badge{display:inline-block;margin-top:12px;padding:4px 10px;background:var(--surface-2);border-radius:12px;font-size:.75rem;color:var(--text-muted)}.footer{text-align:center;padding:40px 0 20px;color:var(--text-muted);font-size:.8rem}.filter-bar{display:flex;gap:8px;margin-bottom:20px}.filter-btn{display:flex;align-items:center;gap:6px;padding:7px 16px;background:var(--surface);border:1px solid var(--border);border-radius:20px;color:var(--text-muted);font-size:.85rem;cursor:pointer;transition:all .2s}.filter-btn:hover{color:var(--text);border-color:var(--text-muted)}.filter-btn.active{background:var(--accent-blue);border-color:var(--accent-blue);color:#fff}.filter-count{background:#ffffff26;border-radius:10px;padding:1px 7px;font-size:.75rem}.fav-empty{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:.9rem;line-height:2}.fav-btn{position:absolute;top:10px;right:10px;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;font-size:1rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s,transform .15s;z-index:2}.app-card:hover .fav-btn{opacity:1}.fav-btn.favorited{opacity:1;background:#ffd60026;border-color:#ffd60066}.fav-btn:hover{transform:scale(1.15);border-color:var(--accent-blue)}@media(max-width:600px){.header{flex-direction:column;align-items:flex-start}.apps-grid{grid-template-columns:1fr}}.token-expiry{font-size:.75rem;color:var(--text-muted);background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:4px 10px;white-space:nowrap}.token-expiry.expired{color:#ff4757;border-color:#ff4757}.avatar-btn{background:none;border:none;cursor:pointer;padding:0;border-radius:50%;transition:opacity .2s,transform .2s}.avatar-btn:hover{opacity:.85;transform:scale(1.05)}.username-btn{background:none;border:none;color:var(--text);font-size:.9rem;font-weight:500;cursor:pointer;padding:0;transition:color .2s}.username-btn:hover{color:var(--accent-blue)}.btn-back{background:none;border:1px solid var(--border);color:var(--text-muted);font-size:.9rem;padding:8px 16px;border-radius:20px;cursor:pointer;transition:all .2s}.btn-back:hover{color:var(--text);border-color:var(--text-muted)}.mypage-main{display:flex;flex-direction:column;gap:32px;padding-bottom:40px}.profile-section{display:flex;align-items:center;gap:24px;background:var(--surface);border-radius:var(--radius);padding:28px;border:1px solid var(--border)}.profile-avatar{width:80px;height:80px;border-radius:50%;flex-shrink:0}.profile-name{font-size:1.4rem;font-weight:700;margin-bottom:8px}.profile-github-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);text-decoration:none;font-size:.9rem;transition:color .2s}.profile-github-link:hover{color:var(--accent-blue)}.github-icon-sm{width:16px;height:16px}.mypage-section{display:flex;flex-direction:column;gap:12px}.section-heading{font-size:1rem;font-weight:600;color:var(--text-muted)}.mypage-apps{display:flex;flex-direction:column;gap:8px}.mypage-app-card{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 20px;text-decoration:none;color:var(--text);transition:all .2s}.mypage-app-card:hover{border-color:var(--accent-blue);background:var(--surface-2)}.mypage-app-emoji{font-size:1.4rem}.mypage-app-title{flex:1;font-weight:500}.mypage-app-arrow{color:var(--text-muted);font-size:1.1rem;transition:transform .2s}.mypage-app-card:hover .mypage-app-arrow{transform:translate(4px);color:var(--accent-blue)}.account-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.account-row{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--border)}.account-row:last-child{border-bottom:none}.account-label{font-size:.85rem;color:var(--text-muted)}.account-value{font-size:.85rem;font-weight:500}.btn-logout-full{width:100%;padding:12px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.9rem;cursor:pointer;transition:all .2s;margin-top:4px}.btn-logout-full:hover{border-color:#ff4757;color:#ff4757}.mypage-tabs{display:flex;gap:8px;border-bottom:1px solid var(--border);padding-bottom:0;margin-bottom:8px}.mypage-tab{position:relative;padding:10px 20px;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:6px}.mypage-tab:hover{color:var(--text)}.mypage-tab.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}.friend-badge{background:#ff4757;color:#fff;font-size:.7rem;font-weight:700;border-radius:10px;padding:1px 6px;min-width:18px;text-align:center}.friend-requests-section,.friend-search-section,.friend-list-section{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.friend-search-form{display:flex;gap:8px}.friend-search-input{flex:1;padding:10px 14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.9rem;transition:border-color .2s}.friend-search-input:focus{outline:none;border-color:var(--accent-blue)}.friend-list{display:flex;flex-direction:column;gap:8px}.friend-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color .2s}.friend-item:hover{border-color:var(--accent-blue)}.friend-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0}.friend-info{flex:1;display:flex;flex-direction:column;gap:2px}.friend-name{font-size:.9rem;font-weight:600}.friend-login{font-size:.8rem;color:var(--text-muted)}.friend-actions{display:flex;gap:6px}.friend-empty{font-size:.85rem;color:var(--text-muted);padding:12px 0}.btn-ghost{padding:7px 14px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.8rem;cursor:pointer;transition:all .2s}.btn-ghost:hover{color:var(--text);border-color:var(--text-muted)}.btn-ghost.btn-sm{padding:5px 12px;font-size:.78rem}.btn-ghost.danger:hover{color:#ff4757;border-color:#ff4757}.btn-ghost:disabled{opacity:.5;cursor:default}.btn-friends{background:var(--surface-2);border:1px solid var(--border);border-radius:20px;color:var(--text);font-size:1rem;padding:5px 12px;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:4px}.btn-friends:hover{border-color:var(--accent-blue);color:var(--accent-blue)}.btn-primary{padding:8px 16px;background:var(--accent-blue);color:#fff;border:none;border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;cursor:pointer;transition:opacity .2s;white-space:nowrap}.btn-primary:hover{opacity:.85}.btn-primary:disabled{opacity:.4;cursor:default}.btn-primary.btn-sm{padding:6px 14px;font-size:.8rem}