:root{--primary-color: #d32f2f;--bg-color: #f5f5f5;--text-color: #333}html{height:100%}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);display:flex;justify-content:center;align-items:center;height:100vh;height:100dvh;width:100vw;overflow:hidden}.container{display:flex;justify-content:center;align-items:center;width:100%;height:100%;padding:env(safe-area-inset-top,20px) 20px calc(env(safe-area-inset-bottom,20px) + 70px) 20px;box-sizing:border-box}.loading-card,.error-card{background:#fff;border-radius:16px;box-shadow:0 8px 30px #0000001f;padding:40px 30px;text-align:center;max-width:400px;width:100%;max-height:calc(100vh - 120px);max-height:calc(100dvh - 120px);overflow-y:auto;box-sizing:border-box;animation:fadeIn .5s ease-out}.status-text{font-size:24px;font-weight:700;color:var(--text-color);margin-top:24px;margin-bottom:8px}.app-logo{width:80px;height:80px;margin:0 auto 20px;display:block;border-radius:16px;box-shadow:0 4px 12px #00000014}.subtext{font-size:14px;color:#666;margin:0}.spinner{width:60px;height:60px;border:6px solid #ffebee;border-top:6px solid var(--primary-color);border-radius:50%;margin:0 auto;animation:spin 1s linear infinite}.error-card .icon{font-size:48px;margin-bottom:16px}.error-card h2{color:var(--primary-color);margin:0 0 12px}.error-card p{color:#555;margin-bottom:24px;line-height:1.5}.retry-btn{background-color:var(--primary-color);color:#fff;border:none;padding:12px 32px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s}.retry-btn:hover{opacity:.9}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.secondary-btn{background-color:transparent;color:var(--primary-color);border:2px solid var(--primary-color);padding:10px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;margin-top:24px;width:100%}.secondary-btn:hover{background-color:#ffebee}.install-prompt-btn{background:linear-gradient(135deg,#2196f3,#1976d2);color:#fff;border:none;padding:14px 24px;border-radius:12px;font-size:15px;font-weight:700;box-shadow:0 4px 14px #2196f359;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:24px;width:100%;display:flex;align-items:center;justify-content:center;gap:8px;letter-spacing:.5px}.install-prompt-btn.secondary-style{background:#fff;color:#1976d2;border:2px solid #2196F3;box-shadow:none;font-weight:600}.install-prompt-btn.secondary-style:hover{background:#f0f8ff;transform:translateY(-2px);box-shadow:0 4px 12px #2196f326}.install-prompt-btn:hover:not(.secondary-style){transform:translateY(-2px);box-shadow:0 6px 20px #2196f373}.install-prompt-btn:active{transform:translateY(0)}.button-group{display:flex;flex-direction:column;gap:12px;margin-top:24px;width:100%}.button-group .install-prompt-btn,.button-group .primary-btn,.button-group .secondary-btn{margin-top:0}.primary-btn{background-color:var(--primary-color);color:#fff;border:none;padding:12px 32px;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s;margin-top:20px;width:100%}.primary-btn:hover{opacity:.9}.main-nav-buttons{display:flex;gap:12px;margin-top:20px;width:100%}.main-nav-buttons .primary-btn{margin-top:0;flex:2}.main-nav-buttons .pause-btn{margin-top:0;flex:1;padding:12px 16px;white-space:nowrap}.install-card{background:#fff;border-radius:16px;box-shadow:0 8px 30px #0000001f;padding:30px 24px;text-align:right;max-width:400px;width:100%;max-height:calc(100vh - 120px);max-height:calc(100dvh - 120px);overflow-y:auto;box-sizing:border-box;animation:fadeIn .5s ease-out}.install-card h2{color:var(--primary-color);margin-top:0;margin-bottom:8px;text-align:center}.device-subtitle{text-align:center;font-weight:600;color:#2196f3!important;margin-top:0;margin-bottom:16px!important;font-size:15px;background:#2196f314;padding:6px 12px;border-radius:20px;display:inline-block;width:fit-content;margin-left:auto;margin-right:auto}.install-card p{color:#555;line-height:1.5;margin-bottom:24px;text-align:center}.step-list{padding-right:20px;margin-bottom:32px;color:#333}.step-list li{margin-bottom:16px;line-height:1.5}.share-icon{display:inline-block;border:1px solid #333;padding:0 6px;border-radius:4px;font-size:14px;margin:0 4px}.cities-grid{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:24px;max-height:250px;overflow-y:auto;padding:4px}.city-tag{background-color:#2196f31a;color:#1976d2;border:1px solid rgba(33,150,243,.3);padding:6px 12px;border-radius:16px;font-size:14px;font-weight:500}