:root{--bg:#f2f2f7;--surface:#fff;--surface2:#f2f2f7;--label:#000;--label2:#3c3c4399;--label3:#3c3c434d;--sep:#3c3c4338;--fill1:#78788033;--fill2:#78788029;--fill3:#7878801f;--blue:#007aff;--green:#34c759;--orange:#ff9500;--red:#ff3b30;--indigo:#5856d6;--purple:#af52de;--gray:#8e8e93;--mat:#f2f2f7f2;--tabmat:#f9f9f9b8;--tabborder:#0000001a;--sidebar-bg:#f6f6f8f7;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 12px #00000014, 0 2px 4px #0000000d;--glass:#ffffffd1;--glass-border:#ffffff80}.schedule-grid{grid-template-columns:repeat(7,1fr);align-items:start;gap:8px;display:grid}.schedule-day{background:var(--surface);border:1px solid var(--sep);border-radius:14px;min-height:120px;overflow:hidden}.schedule-day--today .schedule-day-label{background:var(--blue);color:#fff}.schedule-day-label{background:var(--fill2);border-bottom:1px solid var(--sep);justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.schedule-day-name{letter-spacing:.05em;text-transform:uppercase;opacity:.7;font-size:12px;font-weight:700}.schedule-day-date{font-size:18px;font-weight:700}.schedule-day--today .schedule-day-name,.schedule-day--today .schedule-day-date{opacity:1}.schedule-day-sessions{flex-direction:column;gap:6px;padding:8px;display:flex}.schedule-empty{color:var(--label3);text-align:center;padding:12px 0;font-size:12px}.schedule-card{border:1px solid var(--sep);background:var(--bg);border-radius:10px;flex-direction:column;gap:3px;padding:8px 10px;transition:opacity .15s;display:flex}.schedule-card--cancelled{opacity:.45}.schedule-card-name{color:var(--label);white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.schedule-card-time{color:var(--label2);font-size:12px}.schedule-card-instructor{color:var(--label3);font-size:11px}.schedule-card-spots{color:var(--label2);margin-top:2px;font-size:11px}.schedule-card-actions{flex-wrap:wrap;gap:4px;margin-top:4px;display:flex}.btn-sm{background:var(--fill2);color:var(--label);white-space:nowrap;border-radius:6px;padding:4px 10px;font-size:12px;font-weight:600;transition:background .15s}.btn-sm:hover{background:var(--fill3)}.btn-sm--danger{color:var(--red);background:#ff3b301f}.btn-sm--danger:hover{background:#ff3b3033}.btn-sm:disabled{opacity:.4;cursor:not-allowed}.badge{border-radius:999px;padding:2px 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1.5rem);--text-xl:clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-full:9999px;--transition:.18s cubic-bezier(.16, 1, .3, 1);--text:var(--label);--text-muted:var(--label2);--text-faint:var(--label3);--border:var(--sep);--divider:var(--sep);--surface-2:var(--surface2);--surface-3:var(--fill3);--accent:var(--blue);--accent-hover:#0062cc;--accent-subtle:#007aff1a;--success:var(--green);--success-subtle:#34c7591f;--warning:var(--orange);--warning-subtle:#ff95001f;--error:var(--red);--error-subtle:#ff3b301f}.btn{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-size:var(--text-xs);cursor:pointer;transition:background var(--transition), color var(--transition), box-shadow var(--transition);white-space:nowrap;border:none;font-weight:600;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);box-shadow:0 0 0 3px var(--accent-subtle)}.btn-ghost{background:var(--fill3);color:var(--label2);border:1px solid var(--sep)}.btn-ghost:hover{color:var(--label);border-color:var(--accent)}.btn-danger{background:var(--error-subtle);color:var(--error);border:1px solid #0000}.btn-danger:hover{background:var(--error);color:#fff}.btn-sm{padding:var(--space-1) var(--space-3);font-size:11px}.btn:disabled{opacity:.4;cursor:not-allowed}.card{background:var(--surface);border:1px solid var(--sep);border-radius:var(--radius-lg)}.card-header{padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--sep);justify-content:space-between;align-items:center;display:flex}.card-title{font-size:var(--text-sm);font-weight:600}.card-body{padding:var(--space-4) var(--space-5)}.grid{gap:var(--space-4);display:grid}.grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid-2{gap:var(--space-4);grid-template-columns:1fr 1fr}.stack{gap:var(--space-3);display:grid}label{gap:var(--space-2);font-size:var(--text-xs);color:var(--label2);flex-direction:column;font-weight:600;display:flex}.input,.form-input{background:var(--fill3);border:1px solid var(--sep);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);font-size:var(--text-xs);color:var(--label);transition:border-color var(--transition);-webkit-appearance:none;outline:none;width:100%}.input:focus,.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle)}.textarea,.form-textarea{background:var(--fill3);border:1px solid var(--sep);border-radius:var(--radius-md);padding:var(--space-2) 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8px;font-size:10px;font-weight:600;display:inline-flex}.badge-green{background:var(--success-subtle);color:var(--success)}.badge-yellow{background:var(--warning-subtle);color:var(--warning)}.badge-red{background:var(--error-subtle);color:var(--error)}.badge-blue{background:var(--accent-subtle);color:var(--accent)}.kpi-grid{gap:var(--space-4);grid-template-columns:repeat(auto-fill,minmax(200px,1fr));display:grid}.kpi-card{background:var(--surface);border:1px solid var(--sep);border-radius:var(--radius-lg);padding:var(--space-5);gap:var(--space-3);flex-direction:column;display:flex}.kpi-header{justify-content:space-between;align-items:center;display:flex}.kpi-label{font-size:var(--text-xs);color:var(--label2);font-weight:500}.kpi-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:30px;height:30px;display:flex}.kpi-value{letter-spacing:-.03em;font-variant-numeric:tabular-nums;font-size:clamp(1.4rem,2vw,2rem);font-weight:700;line-height:1}.kpi-meta{font-size:var(--text-xs);color:var(--label2)}.modal-overlay{z-index:200;padding:var(--space-4);background:#00000073;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border:1px solid var(--sep);border-radius:var(--radius-xl);padding:var(--space-6);width:100%;max-width:440px;box-shadow:var(--shadow-md);gap:var(--space-4);display:grid}.modal-header{justify-content:space-between;align-items:flex-start;display:flex}.modal-header h2{font-size:var(--text-base);letter-spacing:-.02em;font-weight:700}.modal-close{border-radius:var(--radius-full);background:var(--fill2);width:28px;height:28px;color:var(--label2);flex-shrink:0;justify-content:center;align-items:center;font-size:16px;display:flex}.modal-close:hover{background:var(--sep);color:var(--label)}.empty-state{text-align:center;padding:var(--space-16) var(--space-8);color:var(--label3);align-items:center;gap:var(--space-2);flex-direction:column;display:flex}.muted{color:var(--label2);font-size:var(--text-xs)}code{background:var(--fill2);border-radius:var(--radius-sm);padding:2px 6px;font-family:ui-monospace,monospace;font-size:11px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 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0;border:none;outline:none}a{color:inherit;text-decoration:none}.sidebar{background:var(--sidebar-bg);-webkit-backdrop-filter:saturate(180%)blur(20px);border-right:1px solid var(--sep);flex-direction:column;gap:2px;width:220px;min-width:220px;height:100dvh;padding:24px 12px;display:flex;position:sticky;top:0}.sidebar .brand{letter-spacing:-.3px;color:var(--label);padding:0 12px 20px;font-size:20px;font-weight:700}.sidebar .srow{text-align:left;width:100%;min-height:44px;color:var(--label2);border-radius:99px;align-items:center;gap:12px;padding:0 12px;font-size:17px;transition:background .15s,color .15s;display:flex}.sidebar .srow:hover{background:var(--fill3);color:var(--label)}.sidebar .srow.active{background:var(--fill2);color:var(--label);font-weight:600}.sidebar .srow-icon{color:inherit;flex-shrink:0;align-items:center;display:flex}.sidebar .srow.active .srow-icon{color:var(--blue)}.sidebar .srow-label{flex:1}.navbar{z-index:100;pointer-events:none;background:0 0;flex-shrink:0;align-items:center;padding:12px 16px;display:flex;position:fixed;top:0;left:0;right:0}.navbar>*{pointer-events:auto}.navbar-brand{flex:1;align-items:center;gap:8px;min-width:0;text-decoration:none;display:flex}.navbar-brand-name{letter-spacing:-.4px;color:var(--label);white-space:nowrap;text-overflow:ellipsis;font-size:17px;font-weight:700;overflow:hidden}.navbar-menu-btn{background:var(--fill2);border-radius:50%;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:5px;width:36px;height:36px;display:none}.navbar-menu-btn span{background:var(--label);border-radius:2px;width:16px;height:2px;display:block}.navbar-right{flex-shrink:0;position:relative}.profile-pill{background:var(--fill2);border:1px solid var(--sep);height:40px;color:var(--label);border-radius:999px;align-items:center;gap:8px;padding:0 4px 0 6px;transition:background .15s,opacity .15s;display:inline-flex}.profile-pill:hover{background:var(--fill3)}.hero-view .profile-pill{-webkit-backdrop-filter:saturate(160%)blur(20px);color:#fff;background:#00000047;border-color:#ffffff24}.hero-view .profile-pill:hover{background:#00000061}.profile-avatar{background:var(--blue);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;font-weight:700;display:inline-flex;overflow:hidden}.hero-view .profile-avatar{background:#fff3}.profile-avatar img{object-fit:cover;width:100%;height:100%}.profile-name{font-size:15px;font-weight:600}.profile-menu{background:var(--mat);-webkit-backdrop-filter:saturate(180%)blur(40px);z-index:300;border:1px solid var(--sep);border-radius:14px;min-width:200px;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 8px 30px #0003}.profile-menu-item{text-align:left;width:100%;color:var(--label);background:0 0;align-items:center;gap:10px;padding:11px 16px;font-size:15px;transition:background .12s;display:flex}.profile-menu-item:first-child{border-radius:14px 14px 0 0}.profile-menu-item:last-child{border-radius:0 0 14px 14px}.profile-menu-item:hover{background:var(--fill2)}.profile-menu-item--danger{color:var(--red)}.profile-menu-sep{background:var(--sep);height:1px;margin:0}.notif-wrap{flex-shrink:0;position:relative}.notif-btn{background:var(--fill2);border:1px solid var(--sep);width:40px;height:40px;color:var(--label);border-radius:50%;justify-content:center;align-items:center;transition:background .15s,opacity .15s;display:inline-flex;position:relative}.notif-btn:hover{background:var(--fill3)}.hero-view .notif-btn{-webkit-backdrop-filter:saturate(160%)blur(20px);color:#fff;background:#00000047;border-color:#ffffff24}.hero-view .notif-btn:hover{background:#00000061}.notif-badge{background:var(--red,#ff3b30);color:#fff;border-radius:999px;justify-content:center;align-items:center;min-width:16px;height:16px;padding:0 4px;font-size:10px;font-weight:700;line-height:1;display:flex;position:absolute;top:4px;right:4px}.notif-menu{background:var(--mat);-webkit-backdrop-filter:saturate(180%)blur(40px);z-index:300;border:1px solid var(--sep);border-radius:14px;width:300px;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 8px 30px #0003}.notif-menu-header{letter-spacing:.06em;text-transform:uppercase;color:var(--label3);border-bottom:1px solid var(--sep);border-radius:14px 14px 0 0;padding:12px 16px 10px;font-size:13px;font-weight:700}.notif-empty{border-radius:0 0 14px 14px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:32px 16px;display:flex}.notif-empty p{color:var(--label3);font-size:14px}.notif-list{border-radius:0 0 14px 14px;max-height:320px;overflow-y:auto}.notif-item{border-bottom:1px solid var(--sep);gap:2px;padding:12px 16px;display:grid}.notif-item:last-child{border-bottom:none}.notif-item--unread{background:var(--blue,#0071e3)8}.notif-item-title{color:var(--label);font-size:14px;font-weight:600}.notif-item-body{color:var(--label2);font-size:13px}.notif-item-time{color:var(--label3);margin-top:2px;font-size:12px}.drawer-backdrop,.tabbar{display:none}.page-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.page-title{letter-spacing:-.4px;color:var(--label);font-size:28px;font-weight:700;line-height:1.1}.page-subtitle{color:var(--label3);margin-top:3px;font-size:14px}.ai-fab{background:var(--blue);color:#fff;z-index:100;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;font-size:22px;transition:transform .15s,box-shadow .15s;display:flex;position:fixed;bottom:32px;right:28px;box-shadow:0 4px 16px #007aff59}.ai-fab:hover{transform:scale(1.07);box-shadow:0 6px 20px 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.25s;display:none;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar.drawer-open{display:flex;transform:translate(0)}.drawer-backdrop{z-index:199;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000004d;display:block;position:fixed;inset:0}.navbar-menu-btn{display:flex}.tabbar{bottom:calc(16px + env(safe-area-inset-bottom));z-index:150;background:var(--tabmat);-webkit-backdrop-filter:saturate(180%)blur(24px);border:1px solid var(--tabborder);border-radius:999px;align-items:center;gap:0;width:fit-content;height:56px;padding:0 6px;display:flex;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #00000014,0 8px 32px #00000024}.tab{width:52px;height:44px;color:var(--gray);border-radius:999px;flex-direction:column;justify-content:center;align-items:center;gap:3px;transition:color .15s,background .15s;display:flex;position:relative}.tab.active{color:var(--blue)}.tab.active:before{content:"";background:var(--blue);opacity:.1;border-radius:999px;position:absolute;inset:2px}.tab-icon{justify-content:center;align-items:center;height:24px;display:flex;position:relative}.tab-label{letter-spacing:.01em;font-size:10px;font-weight:500;line-height:1;position:relative}main{padding-bottom:calc(88px + env(safe-area-inset-bottom))!important}.ai-fab{bottom:calc(88px + env(safe-area-inset-bottom));right:16px}.ai-panel{width:auto;left:12px;right:12px;bottom:calc(152px + env(safe-area-inset-bottom));max-height:calc(100dvh - 200px)}.notif-menu{width:280px;left:50%;right:auto;transform:translate(-50%)}.page-title{font-size:24px}}.chat-layout{flex:1;min-height:0;display:flex;overflow:hidden}.chat-layout--mobile{flex-direction:column}.chat-panel{border-right:1px solid var(--sep);flex-direction:column;flex-shrink:0;gap:6px;width:220px;padding:10px 8px;display:flex;overflow:hidden}.chat-list-screen{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.chat-search-wrap{background:var(--fill2);border-radius:99px;flex-shrink:0;align-items:center;gap:6px;height:36px;padding:0 10px;transition:background .15s;display:flex}.chat-mobile-bar .chat-search-wrap{flex:1}.chat-search-wrap:focus-within{background:var(--fill1)}.chat-search-icon{color:var(--gray);flex-shrink:0}.chat-search-input{color:var(--label);-webkit-appearance:none;background:0 0;border:none;outline:none;flex:1;min-width:0;font-size:14px}.chat-search-input::placeholder{color:var(--gray)}.chat-search-input::-webkit-search-cancel-button{display:none}.chat-search-input::-ms-clear{display:none}.chat-search-clear{color:var(--gray);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;padding:2px;transition:color 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var(--sep);background:var(--mat);-webkit-backdrop-filter:saturate(180%)blur(20px);flex-shrink:0;align-items:center;gap:8px;display:flex}.chat-compose-btn{background:var(--blue);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;transition:opacity .15s;display:flex}.chat-compose-btn:hover{opacity:.85}.chat-back-btn{color:var(--blue);flex-shrink:0;align-items:center;gap:4px;margin-bottom:4px;padding:0;font-size:16px;font-weight:500;display:flex}.chat-area{flex-direction:column;flex:1;gap:12px;min-width:0;min-height:0;padding:16px;display:flex}.chat-messages{flex-direction:column;flex:1;gap:10px;min-height:0;display:flex;overflow-y:auto}.chat-empty{color:var(--label2);opacity:.5;margin:auto;font-size:15px}.chat-bubble{white-space:pre-wrap;word-break:break-word;border-radius:18px;max-width:70%;padding:10px 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auto;padding:0}.srow:hover{background:var(--fill2);color:var(--label)}.srow.active{background:var(--fill3,#7878802e);color:var(--label);font-weight:600}.srow-icon{flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;display:flex}.srow-label{text-overflow:ellipsis;overflow:hidden}.drawer-backdrop{z-index:199;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0000004d;position:fixed;inset:0}@media (width<=767px){.sidebar{z-index:300;transition:transform .28s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%);box-shadow:0 0 40px #0000002e;width:260px!important;min-width:260px!important}.sidebar.drawer-open{transform:translate(0)}}