.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;align-items:center;background:var(--tg-theme-secondary-bg-color, #ffffff);padding:8px 0;padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--border-color, #e0e0e0);z-index:1000;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.nav-item{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--tg-theme-hint-color, #999);font-size:12px;padding:8px 12px;border-radius:20px;transition:all .2s;-webkit-tap-highlight-color:transparent}.nav-item.active{color:#667eea;background:#667eea1a}.nav-icon{font-size:22px;margin-bottom:4px}.nav-label{font-size:11px;font-weight:500}.nav-item:active{transform:scale(.95)}@supports (padding-bottom: env(safe-area-inset-bottom)){.bottom-nav{padding-bottom:env(safe-area-inset-bottom)}}*{margin:0;padding:0;box-sizing:border-box}.app{min-height:100vh;display:flex;flex-direction:column;background:var(--tg-theme-bg-color, #f5f5f5);color:var(--tg-theme-text-color, #222);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif}.app.light{--bg-color: #ffffff;--text-color: #000000;--card-bg: #f5f5f5;--border-color: #e0e0e0;--primary: #667eea;--primary-dark: #5a67d8;--success: #48bb78;--danger: #f56565}.app.dark{--bg-color: #1a1a1a;--text-color: #ffffff;--card-bg: #2d2d2d;--border-color: #404040;--primary: #667eea;--primary-dark: #5a67d8;--success: #48bb78;--danger: #f56565}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.app-header{padding:20px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;text-align:center;position:sticky;top:0;z-index:100;box-shadow:0 4px 6px #0000001a}.app-header h1{font-size:24px;margin-bottom:5px}.welcome{font-size:14px;opacity:.9}.app-main{flex:1;padding:20px 20px 80px;overflow-y:auto}.section-title{font-size:20px;margin-bottom:20px;color:var(--primary);display:flex;align-items:center}.section-title:before{content:"";width:4px;height:20px;background:linear-gradient(135deg,#667eea,#764ba2);margin-right:10px;border-radius:2px}.input{width:100%;padding:15px;border:2px solid var(--border-color);border-radius:12px;font-size:16px;margin-bottom:15px;background:var(--bg-color);color:var(--text-color);transition:all .3s}.input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #667eea1a}.button{width:100%;padding:15px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s;margin-bottom:10px}.button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.button:active{transform:translateY(0)}.button:disabled{opacity:.5;cursor:not-allowed;transform:none}.weather-card,.forecast-card,.music-card,.news-card{background:var(--card-bg);border-radius:16px;padding:20px;margin-bottom:20px;box-shadow:0 4px 6px #0000001a;transition:transform .3s}.weather-card:hover,.music-card:hover,.news-card:hover{transform:translateY(-2px);box-shadow:0 8px 12px #00000026}.weather-main{text-align:center;margin:20px 0}.weather-temp{font-size:48px;font-weight:700;color:var(--primary)}.weather-condition{font-size:18px;opacity:.8}.weather-details{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:20px}.detail-item{background:var(--bg-color);padding:10px;border-radius:10px;text-align:center}.detail-label{display:block;font-size:12px;opacity:.7;margin-bottom:5px}.detail-value{font-size:16px;font-weight:700}.forecast-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:15px}.forecast-day{text-align:center;padding:10px;background:var(--bg-color);border-radius:10px}.forecast-day-name{font-size:12px;opacity:.7;margin-bottom:5px}.forecast-condition{font-size:16px;margin-bottom:5px}.forecast-temp{font-size:14px;font-weight:700;color:var(--primary)}.results-section h3{margin:20px 0 10px}.music-card{display:flex;justify-content:space-between;align-items:center;padding:15px}.music-info{flex:1}.music-title{font-weight:700;margin-bottom:5px}.music-artist{font-size:14px;opacity:.8;margin-bottom:5px}.music-meta{font-size:12px;opacity:.6}.download-button{padding:10px 20px;background:var(--primary);color:#fff;border:none;border-radius:20px;cursor:pointer;font-size:16px;transition:all .3s;min-width:60px}.download-button:hover{background:var(--primary-dark);transform:scale(1.05)}.download-button:disabled{opacity:.5;cursor:not-allowed}.news-grid{display:grid;gap:15px}.news-card{text-decoration:none;color:inherit;display:block}.news-title{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--primary)}.news-description{font-size:14px;opacity:.8;margin-bottom:10px}.news-footer{display:flex;justify-content:space-between;font-size:12px;opacity:.6}.profile-header{display:flex;align-items:center;gap:20px;margin-bottom:20px;padding:20px;background:var(--card-bg);border-radius:16px}.profile-avatar{width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#fff}.profile-info h3{font-size:18px;margin-bottom:5px}.profile-info p{font-size:14px;opacity:.8;margin-bottom:3px}.user-id{font-size:12px;font-family:monospace}.profile-tabs{display:flex;gap:10px;margin-bottom:20px}.tab-button{flex:1;padding:12px;background:var(--card-bg);border:none;border-radius:10px;color:var(--text-color);font-size:14px;cursor:pointer;transition:all .3s}.tab-button.active{background:var(--primary);color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:20px}.stat-card{background:var(--card-bg);padding:15px;border-radius:12px;text-align:center}.stat-value{font-size:24px;font-weight:700;color:var(--primary);margin-bottom:5px}.stat-label{font-size:12px;opacity:.7}.global-stats{background:var(--card-bg);padding:15px;border-radius:12px}.global-stats h4{margin-bottom:10px;color:var(--primary)}.stat-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border-color)}.stat-item:last-child{border-bottom:none}.favorites-section{background:var(--card-bg);padding:15px;border-radius:12px}.favorite-item{padding:12px;background:var(--bg-color);border-radius:8px;margin-bottom:10px}.no-data{text-align:center;opacity:.7;padding:20px}.settings-section{background:var(--card-bg);padding:15px;border-radius:12px}.setting-item{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid var(--border-color)}.setting-item:last-child{border-bottom:none}.setting-info{flex:1}.setting-name{font-weight:700;margin-bottom:3px}.setting-description{font-size:12px;opacity:.7}.setting-button{padding:8px 16px;background:var(--primary);color:#fff;border:none;border-radius:20px;cursor:pointer;font-size:12px;transition:all .3s}.setting-button.danger{background:var(--danger)}.setting-button:hover{transform:scale(1.05)}.share-button{width:100%;padding:15px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;margin-top:20px;transition:all .3s}.share-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.notification-container{position:fixed;top:20px;right:20px;z-index:1000}.notification{background:var(--primary);color:#fff;padding:12px 20px;border-radius:8px;margin-bottom:10px;animation:slideIn .3s ease;box-shadow:0 4px 12px #00000026;max-width:300px}.error-message{background:var(--danger);color:#fff;padding:12px;border-radius:8px;margin:10px 0;text-align:center}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px}@media (max-width: 480px){.forecast-grid{grid-template-columns:repeat(3,1fr)}.stats-grid{grid-template-columns:1fr}.profile-tabs{flex-direction:column}.notification{max-width:250px}}@supports (padding-bottom: env(safe-area-inset-bottom)){.app-main{padding-bottom:calc(80px + env(safe-area-inset-bottom))}}