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#ffd70066}.empty-state{background:#fff;border-radius:20px;padding:60px 40px;text-align:center;box-shadow:0 10px 30px #00000014}.empty-icon{font-size:80px;margin-bottom:25px;opacity:.5}.empty-title{font-size:24px;font-weight:600;color:#333;margin-bottom:12px}.empty-description{color:#666;font-size:16px;margin-bottom:30px;line-height:1.5}.cta-button{background:linear-gradient(135deg,gold,#4caf50);color:#333;border:none;padding:15px 30px;border-radius:25px;font-weight:600;font-size:16px;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:10px;text-decoration:none}.cta-button:hover{transform:translateY(-3px);box-shadow:0 10px 25px #ffd70080}.bookings-grid{display:grid;gap:20px}.booking-card{background:#fff;border-radius:20px;padding:25px;box-shadow:0 10px 30px #00000014;transition:all .3s ease;border-left:5px solid}.booking-card:hover{transform:translateY(-3px);box-shadow:0 15px 35px #0000001a}.booking-card.upcoming{border-left-color:#4caf50}.booking-card.completed{border-left-color:#2196f3;opacity:.9}.booking-card.cancelled{border-left-color:#f44336;opacity:.7}.booking-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px}.booking-info{flex:1}.lesson-title{font-size:18px;font-weight:600;color:#333;margin-bottom:8px}.teacher-info{display:flex;align-items:center;gap:12px;margin-bottom:15px}.teacher-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#4caf50,#8bc34a);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}.teacher-details{flex:1}.teacher-name{font-weight:600;color:#333;font-size:14px}.teacher-subject{color:#666;font-size:12px}.booking-status{padding:6px 12px;border-radius:15px;font-size:12px;font-weight:600;text-transform:uppercase}.status-upcoming{background:#e8f5e8;color:#4caf50}.status-completed{background:#e3f2fd;color:#2196f3}.status-cancelled{background:#ffebee;color:#f44336}.booking-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px;margin-bottom:20px}.detail-item{display:flex;align-items:center;gap:8px;font-size:14px;color:#666}.detail-icon{color:#4caf50}.booking-actions{display:flex;gap:10px;flex-wrap:wrap}.action-btn{padding:8px 16px;border:none;border-radius:20px;font-size:12px;font-weight:600;cursor:pointer;transition:all .3s ease}.btn-primary{background:linear-gradient(135deg,#4caf50,#8bc34a);color:#fff}.btn-secondary{background:#f5f5f5;color:#666}.btn-danger{background:#ffebee;color:#f44336}.action-btn:hover{transform:translateY(-1px)}.pay-now-btn{background:linear-gradient(135deg,#ffc107,#ff9800);color:#333;border:none;padding:8px 16px;border-radius:20px;font-size:12px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:8px}.pay-now-btn:hover{transform:translateY(-1px);box-shadow:0 4px 15px #ffc1074d}@media (max-width: 768px){.my-bookings-page{padding:15px}.page-header{flex-direction:column;gap:15px;align-items:flex-start;margin-bottom:20px}.page-title-section{width:100%}.page-title{font-size:24px}.book-new-btn{width:100%;justify-content:center;padding:15px}.tab-navigation{flex-direction:row;overflow-x:auto;padding:6px;margin-bottom:20px}.tab-btn{flex:none;min-width:120px;padding:10px 16px;font-size:14px;white-space:nowrap}.booking-card{padding:20px 15px;border-radius:15px}.booking-header{flex-direction:column;gap:10px;align-items:flex-start}.lesson-title{font-size:16px}.teacher-info{margin-bottom:10px}.teacher-avatar{width:35px;height:35px}.booking-details{grid-template-columns:1fr;gap:10px;margin-bottom:15px}.detail-item{font-size:13px}.booking-actions{flex-direction:column;gap:8px}.action-btn{width:100%;padding:12px;font-size:14px;text-align:center}.empty-state{padding:40px 20px;border-radius:15px}.empty-icon{font-size:60px;margin-bottom:20px}.empty-title{font-size:20px}.empty-description{font-size:14px;margin-bottom:25px}.cta-button{width:100%;justify-content:center;padding:15px}}.sidebar-nav{width:280px;background:#fffffff2;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);box-shadow:2px 0 20px #0000001a;display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0;z-index:1000;border-right:1px solid rgba(255,255,255,.2);transition:width .3s ease}.sidebar-header{padding:2rem 1.5rem;border-bottom:1px solid rgba(0,0,0,.1)}.logo-section{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.logo{background:linear-gradient(45deg,#ff6b6b,#ee5a24);color:#fff;width:50px;height:50px;border-radius:15px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:20px;box-shadow:0 4px 15px #ff6b6b4d}.logo-text{font-size:1.5rem;font-weight:700;color:#333}.user-card{background:linear-gradient(135deg,gold,#4caf50);color:#333;padding:1.5rem;border-radius:15px;box-shadow:0 8px 25px #ffd7004d}.user-name{font-size:1.1rem;font-weight:600;margin-bottom:.5rem}.user-stats{display:flex;justify-content:space-between;align-items:center}.level-badge{background:#fff3;padding:.25rem .75rem;border-radius:20px;font-size:.85rem;font-weight:600;border:1px solid rgba(255,255,255,.3)}.xp-display{font-size:.9rem;opacity:.9}.nav-menu{flex:1;padding:1.5rem 1rem .5rem;overflow-y:auto;-webkit-overflow-scrolling:touch;min-height:0}.nav-section{margin-bottom:2rem}.nav-section-title{font-size:.8rem;font-weight:600;color:#666;text-transform:uppercase;letter-spacing:.5px;margin-bottom:1rem;padding:0 .5rem}.nav-item{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;margin-bottom:.5rem;border-radius:15px;text-decoration:none;color:#555;font-weight:500;transition:all .3s ease;position:relative;border:2px solid transparent}.nav-item:hover{background:#ffd7001a;border-color:#ffd70033;transform:translate(5px)}.nav-item.active{background:linear-gradient(135deg,gold,#4caf50);color:#333;box-shadow:0 8px 25px #ffd7004d}.nav-icon{font-size:1.25rem;width:24px;text-align:center}.sidebar-footer{padding:.75rem 1rem 1rem;border-top:1px solid rgba(0,0,0,.1);flex-shrink:0;margin-top:auto}.quick-action-mini{display:flex;align-items:center;gap:.75rem;padding:.75rem;background:#ffd7001a;border-radius:12px;text-decoration:none;color:#555;font-size:.9rem;font-weight:500;transition:all .3s ease;margin-bottom:.5rem;border:none;cursor:pointer}.quick-action-mini:hover{background:#4caf5033;transform:translate(3px)}.nav-menu::-webkit-scrollbar{width:8px}.nav-menu::-webkit-scrollbar-track{background:#0000000d}.nav-menu::-webkit-scrollbar-thumb{background:#333;border-radius:4px}.nav-menu::-webkit-scrollbar-thumb:hover{background:#555}.sidebar-toggle{position:absolute;top:20px;right:-15px;z-index:100;background:#fff;border:1px solid #ddd;border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #00000026;cursor:pointer;color:#333;transition:all .3s ease}.collapsed .sidebar-toggle{right:-15px}.sidebar-toggle:hover{transform:scale(1.1);box-shadow:0 4px 12px #0003}.sidebar-nav.collapsed{width:90px}.sidebar-nav.collapsed .logo-text,.sidebar-nav.collapsed .user-name,.sidebar-nav.collapsed .user-stats,.sidebar-nav.collapsed .nav-section-title{display:none}.sidebar-nav.collapsed .nav-item span:not(.nav-icon){display:none}.sidebar-nav.collapsed .quick-action-mini{justify-content:center}.sidebar-nav.collapsed .sidebar-header{padding:1rem;justify-content:center}.sidebar-nav.collapsed .nav-item{padding:1rem;justify-content:center;display:flex;align-items:center}.sidebar-nav.collapsed .nav-icon{margin-right:0;font-size:1.5rem}.sidebar-nav.collapsed .logo-section{justify-content:center}.sidebar-overlay{display:none}@media (max-width: 768px){.sidebar-nav.mobile-sidebar{position:fixed;left:-280px;top:0;height:100vh;z-index:1200;transition:left .3s ease-in-out;box-shadow:0 0 20px #0003}.sidebar-nav.mobile-sidebar:not(.collapsed){left:0}.sidebar-overlay{display:block;position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0006;z-index:1199}.sidebar-nav.mobile-sidebar .sidebar-footer{display:block!important;position:sticky;bottom:0;background:#fffffff2;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);margin-top:auto;padding:.75rem 1rem 1.25rem;border-top:2px solid rgba(0,0,0,.1)}.sidebar-nav.mobile-sidebar .nav-menu{max-height:calc(100vh - 180px);padding-bottom:.25rem}}.sidebar-header.logged-out .logo-section{grid-column:1 / -1;justify-content:center;padding-bottom:20px}.upgrade-section{padding:0 1rem 1rem;margin-top:auto}.upgrade-button-sidebar{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;width:100%;border-radius:15px;border:2px solid #ffc107;background:linear-gradient(135deg,#fff9c4,#fffde7);color:#333;font-weight:600;cursor:pointer;transition:all .3s ease}.upgrade-button-sidebar:hover{transform:translateY(-2px);box-shadow:0 8px 20px #ffc1074d}.sidebar-nav.collapsed .upgrade-button-sidebar{justify-content:center;padding:1rem}.sidebar-nav.collapsed .upgrade-button-sidebar .nav-icon{margin:0}