:root{color-scheme:dark;--bg: #17212b;--bg2: #232e3c;--text: #e8edf2;--hint: #708499;--link: #5288c1;--btn: #5288c1;--btn-text: #ffffff;--radius: 14px;--nav-h: 64px;--divider: rgba(255, 255, 255, .07);--shadow: 0 2px 16px rgba(0, 0, 0, .4)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5;overscroll-behavior:none}::placeholder{color:var(--hint);opacity:.7}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--divider);border-radius:4px}.app{display:flex;flex-direction:column;min-height:100vh}.page-content{flex:1;overflow-y:auto;padding-bottom:calc(var(--nav-h) + 20px)}.page{padding:20px 16px 8px;animation:fadeUp .22s ease both}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-title{font-size:24px;font-weight:800;letter-spacing:-.5px;margin-bottom:2px}.page-subtitle{color:var(--hint);font-size:13px;margin-bottom:20px}.loading{display:flex;align-items:center;justify-content:center;height:60vh}.loading:after{content:"";width:28px;height:28px;border:3px solid var(--divider);border-top-color:var(--btn);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-h);background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid var(--divider);display:flex;padding-bottom:env(safe-area-inset-bottom,0)}.nav-btn{flex:1;background:none;border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--hint);transition:color .18s,transform .12s;padding:0;position:relative}.nav-btn:active{transform:scale(.9)}.nav-btn--active{color:var(--btn)}.nav-btn--active:before{content:"";position:absolute;top:8px;width:36px;height:28px;background:color-mix(in srgb,var(--btn) 14%,transparent);border-radius:10px}.nav-icon{font-size:20px;line-height:1;position:relative;z-index:1;transition:transform .18s}.nav-btn--active .nav-icon{transform:scale(1.1)}.nav-label{font-size:10px;font-weight:600;letter-spacing:.1px}.card{background:var(--bg2);border-radius:var(--radius);padding:16px;margin-bottom:14px;box-shadow:var(--shadow)}.card-header{display:flex;align-items:center;gap:10px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--divider)}.card-icon{font-size:22px;width:36px;height:36px;background:var(--bg);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.card-title{font-size:17px;font-weight:700}.card-header--btn{width:100%;background:none;border:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;text-align:left;color:var(--text);padding:0;transition:opacity .15s}.card-header--btn:active{opacity:.7}.card-header-left{display:flex;align-items:center;gap:10px}.card-arrow{font-size:11px;color:var(--hint);transition:transform .25s ease;display:inline-block;flex-shrink:0}.settings-card--open .card-arrow{transform:rotate(180deg)}.settings-card--open .card-header--btn{padding-bottom:14px;border-bottom:1px solid var(--divider);margin-bottom:2px}.settings-body-wrapper{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}.settings-card--open .settings-body-wrapper{grid-template-rows:1fr}.settings-body{overflow:hidden;display:flex;flex-direction:column;gap:0;padding:0;transition:padding .28s ease}.settings-card--open .settings-body{padding-top:16px}.field{margin-bottom:22px}.field:last-child{margin-bottom:0}.field-label{display:block;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--hint);margin-bottom:8px}.field-hint{font-size:12px;color:var(--hint);margin-bottom:10px;line-height:1.4}.model-list{display:flex;flex-direction:column;gap:6px}.model-btn{background:var(--bg);border:1.5px solid var(--divider);border-radius:10px;padding:11px 14px;text-align:left;font-size:14px;cursor:pointer;color:var(--text);transition:border-color .15s,background .15s,transform .1s;display:flex;align-items:center;justify-content:space-between}.model-btn:active{transform:scale(.98)}.model-btn--active{border-color:var(--btn);background:color-mix(in srgb,var(--btn) 8%,var(--bg));font-weight:600;color:var(--btn)}.model-btn--active:after{content:"✓";font-size:15px;font-weight:700}.slider{width:100%;accent-color:var(--btn);cursor:pointer;height:4px}.slider-labels{display:flex;justify-content:space-between;font-size:11px;color:var(--hint);margin-top:6px}.textarea{width:100%;background:var(--bg);border:1.5px solid var(--divider);border-radius:10px;padding:11px 13px;font-size:14px;color:var(--text);resize:vertical;font-family:inherit;line-height:1.6;transition:border-color .15s,box-shadow .15s}.textarea:focus{outline:none;border-color:var(--btn);box-shadow:0 0 0 3px color-mix(in srgb,var(--btn) 15%,transparent)}.btn-save{display:block;width:100%;background:var(--btn);color:var(--btn-text);border:none;border-radius:var(--radius);padding:15px;font-size:16px;font-weight:700;cursor:pointer;transition:opacity .15s,transform .12s,background .2s;margin-bottom:14px;letter-spacing:.1px}.btn-save:active{transform:scale(.97)}.btn-save:disabled{opacity:.5;cursor:default}.btn-save--done{background:#22c55e}.error-msg{color:#ef4444;font-size:13px;text-align:center;margin-bottom:10px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:72px 24px;text-align:center;gap:12px;animation:fadeUp .3s ease both}.empty-icon{font-size:60px;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.empty-text{font-size:17px;font-weight:700}.empty-hint{color:var(--hint);font-size:14px;max-width:240px;line-height:1.5}.media-grid{display:flex;flex-direction:column;gap:10px}.media-card{background:var(--bg2);border-radius:var(--radius);overflow:hidden;display:flex;gap:12px;padding:12px;align-items:flex-start;box-shadow:var(--shadow);animation:fadeUp .2s ease both}.media-preview{width:64px;height:64px;border-radius:10px;background:var(--bg);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.media-img{width:100%;height:100%;object-fit:cover}.media-type-icon{font-size:28px}.media-info{flex:1;min-width:0}.media-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.media-model{font-weight:700;font-size:14px}.media-date{font-size:11px;color:var(--hint)}.media-prompt{font-size:12px;color:var(--hint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:8px}.media-actions{display:flex;gap:8px;align-items:center}.btn-download{background:var(--btn);color:var(--btn-text);border:none;border-radius:8px;padding:6px 12px;font-size:12px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block;transition:opacity .15s,transform .1s}.btn-download:active{transform:scale(.95);opacity:.85}.btn-delete{background:none;border:none;font-size:18px;cursor:pointer;padding:4px 6px;border-radius:8px;opacity:.45;transition:opacity .15s,background .15s}.btn-delete:active{opacity:1;background:color-mix(in srgb,#ef4444 12%,transparent)}.hint-text{font-size:14px;color:var(--hint);text-align:center;padding:12px 0}.chat-list{display:flex;flex-direction:column;gap:4px}.chat-item{width:100%;background:var(--bg);border:none;border-radius:10px;padding:11px 13px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;text-align:left;gap:8px;transition:background .15s,transform .1s}.chat-item:active{transform:scale(.98);background:color-mix(in srgb,var(--btn) 8%,var(--bg))}.chat-item-main{display:flex;flex-direction:column;gap:3px;min-width:0}.chat-item-title{font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}.chat-item-model{font-size:11px;color:var(--hint);font-weight:500}.chat-item-right{display:flex;flex-direction:column;align-items:flex-end;gap:3px;flex-shrink:0}.chat-item-count{font-size:12px;color:var(--btn);font-weight:600}.chat-item-date{font-size:11px;color:var(--hint)}.chat-view{display:flex;flex-direction:column;height:calc(100vh - var(--nav-h));animation:fadeUp .2s ease both}.chat-view-header{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--divider);background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);flex-shrink:0}.chat-back-btn{background:color-mix(in srgb,var(--btn) 12%,transparent);border:none;color:var(--btn);font-size:14px;font-weight:600;cursor:pointer;padding:6px 12px;border-radius:8px;flex-shrink:0;transition:background .15s,transform .1s}.chat-back-btn:active{transform:scale(.95);background:color-mix(in srgb,var(--btn) 20%,transparent)}.chat-view-meta{display:flex;flex-direction:column;gap:2px;min-width:0}.chat-view-title{font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-view-model{font-size:11px;color:var(--hint);font-weight:500}.messages-list{flex:1;overflow-y:auto;padding:14px 12px 16px;display:flex;flex-direction:column;gap:8px}.bubble-wrap{display:flex;animation:fadeUp .15s ease both}.bubble-wrap--user{justify-content:flex-end}.bubble-wrap--bot{justify-content:flex-start}.bubble{max-width:82%;border-radius:16px;padding:9px 13px}.bubble--user{background:var(--btn);border-bottom-right-radius:4px}.bubble--bot{background:var(--bg2);border-bottom-left-radius:4px;box-shadow:var(--shadow)}.bubble-text{font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.bubble--user .bubble-text{color:var(--btn-text)}.nav-btn--admin.nav-btn--active:before{background:color-mix(in srgb,#f59e0b 14%,transparent)}.nav-btn--admin.nav-btn--active{color:#f59e0b}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}.stat-card{background:var(--bg2);border-radius:12px;padding:12px 10px;display:flex;flex-direction:column;align-items:center;gap:3px;box-shadow:var(--shadow);text-align:center}.stat-value{font-size:20px;font-weight:800;letter-spacing:-.5px;color:var(--btn)}.stat-label{font-size:11px;color:var(--hint);font-weight:500}.search-wrap{margin-bottom:12px}.search-input{width:100%;background:var(--bg2);border:1.5px solid var(--divider);border-radius:12px;padding:11px 14px;font-size:14px;color:var(--text);font-family:inherit;transition:border-color .15s,box-shadow .15s}.search-input:focus{outline:none;border-color:var(--btn);box-shadow:0 0 0 3px color-mix(in srgb,var(--btn) 12%,transparent)}.admin-user-list{display:flex;flex-direction:column;gap:4px}.admin-user-row{width:100%;background:var(--bg2);border:none;border-radius:12px;padding:11px 13px;display:flex;align-items:center;gap:11px;cursor:pointer;text-align:left;transition:background .15s,transform .1s;box-shadow:var(--shadow)}.admin-user-row:active{transform:scale(.98);background:color-mix(in srgb,var(--btn) 6%,var(--bg2))}.admin-row-avatar{width:38px;height:38px;border-radius:50%;background:color-mix(in srgb,var(--btn) 15%,var(--bg));color:var(--btn);font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.admin-row-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.admin-row-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-row-meta{font-size:12px;color:var(--hint)}.admin-row-badges{display:flex;align-items:center;gap:5px;flex-shrink:0}.admin-row-chevron{font-size:20px;color:var(--hint);line-height:1}.badge{font-size:10px;font-weight:700;padding:2px 6px;border-radius:6px;text-transform:uppercase;letter-spacing:.3px}.badge--banned{background:color-mix(in srgb,#ef4444 15%,transparent);color:#ef4444}.badge--sub{background:color-mix(in srgb,#22c55e 15%,transparent);color:#22c55e}.admin-detail-header{margin-bottom:16px}.admin-user-hero{display:flex;align-items:center;gap:14px;margin-bottom:18px;flex-wrap:wrap}.admin-avatar{width:56px;height:56px;border-radius:50%;background:color-mix(in srgb,var(--btn) 15%,var(--bg));color:var(--btn);font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}.admin-user-name{font-size:18px;font-weight:700}.admin-user-meta{font-size:13px;color:var(--hint)}.admin-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:16px}.admin-info-item{background:var(--bg2);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:3px;box-shadow:var(--shadow)}.admin-info-label{font-size:11px;color:var(--hint);font-weight:600;text-transform:uppercase;letter-spacing:.4px}.admin-info-value{font-size:15px;font-weight:700}.topup-row{display:flex;gap:8px}.topup-input{flex:1;background:var(--bg);border:1.5px solid var(--divider);border-radius:10px;padding:10px 13px;font-size:15px;color:var(--text);font-family:inherit;transition:border-color .15s}.topup-input:focus{outline:none;border-color:var(--btn)}.btn-topup{background:var(--btn);color:var(--btn-text);border:none;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;transition:opacity .15s,transform .1s}.btn-topup:active{transform:scale(.96)}.btn-topup:disabled{opacity:.5}.btn-ban{background:#ef4444!important}.btn-unban{background:#22c55e!important}.pagination{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:16px;padding-bottom:8px}.page-btn{background:var(--bg2);border:none;border-radius:10px;padding:9px 16px;font-size:14px;font-weight:600;color:var(--btn);cursor:pointer;transition:opacity .15s,transform .1s}.page-btn:active{transform:scale(.96)}.page-btn:disabled{opacity:.4;cursor:default}.page-info{font-size:13px;color:var(--hint);font-weight:500}.accordion{display:flex;flex-direction:column;gap:8px}.accordion-item{background:var(--bg2);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.accordion-header{width:100%;background:none;border:none;padding:15px 16px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;color:var(--text);text-align:left;transition:background .15s}.accordion-header:active{background:color-mix(in srgb,var(--hint) 8%,transparent)}.accordion-title{font-size:15px;font-weight:700}.accordion-arrow{font-size:11px;color:var(--hint);flex-shrink:0;margin-left:8px;transition:transform .25s ease;display:inline-block}.accordion-item--open .accordion-arrow{transform:rotate(180deg)}.accordion-body-wrapper{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}.accordion-item--open .accordion-body-wrapper{grid-template-rows:1fr}.accordion-body{overflow:hidden;padding:0 16px;transition:padding .28s ease;display:flex;flex-direction:column;gap:16px}.accordion-item--open .accordion-body{padding:0 16px 18px}.section-label{font-size:11px;font-weight:700;color:var(--hint);text-transform:uppercase;letter-spacing:.6px;margin-bottom:8px}.steps-list{padding-left:20px;display:flex;flex-direction:column;gap:9px}.step-item{font-size:14px;line-height:1.55}.tips-list{list-style:none;background:color-mix(in srgb,var(--btn) 6%,transparent);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column;gap:8px}.tip-item{font-size:13px;color:var(--text);padding-left:18px;position:relative;line-height:1.5}.tip-item:before{content:"💡";position:absolute;left:0;font-size:12px;top:1px}