:root{--tg-primary:#2481cc;--tg-primary-2:#5cb3ff;--tg-primary-3:#38bdf8;--tg-primary-dark:#0a4f8e;--tg-pale:#e8f3ff;--tg-mist:#f0f7ff;--panel:#fff;--panel-2:#f6faff;--line:#e2ecf6;--text:#0e2238;--text-2:#2c4364;--muted:#7a8fa8;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;--shadow-1:0 2px 6px #0f50a014;--shadow-2:0 12px 28px #0f50a02e;--shadow-3:0 24px 60px #0f50a04d;--glow:0 0 0 4px #2481cc2e;--radius:16px;--radius-lg:22px;--radius-xl:28px;--header-h:68px;--vh:1vh}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{width:100%;height:100%;margin:0;padding:0}body{width:100%;height:100%;color:var(--text);-webkit-font-smoothing:antialiased;color-scheme:light;word-wrap:break-word;overflow-wrap:break-word;background-color:#06182f;background-image:linear-gradient(135deg,#06182fc7 0%,#0a2d57c7 50%,#134c89c7 100%),url(hero-bg.png);background-position:50%;background-repeat:no-repeat;background-size:cover;background-attachment:fixed;margin:0;padding:0;font-family:Segoe UI,Vazirmatn,Tahoma,Arial,sans-serif;line-height:1.6;overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button{font-family:inherit}::selection{color:var(--text);background:#2481cc40}.app{flex-direction:row;gap:14px;width:100%;max-width:1400px;height:100%;margin:0 auto;padding:14px;display:flex;position:relative;overflow:hidden}.overlay{z-index:39;-webkit-backdrop-filter:blur(4px);opacity:0;background:#04122ca6;transition:opacity .25s;display:none;position:fixed;inset:0}body.sidebar-open .overlay{opacity:1}.sidebar{-webkit-backdrop-filter:blur(20px);border-radius:var(--radius-xl);width:320px;box-shadow:var(--shadow-2);background:linear-gradient(#fffffff7 0%,#f6fafff7 100%);border:1px solid #fff9;flex-direction:column;flex-shrink:0;gap:14px;height:100%;padding:16px;display:flex;overflow:hidden auto}.side-brand{border-radius:var(--radius);background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2)70%,var(--tg-primary-3));color:#fff;flex-shrink:0;align-items:center;gap:12px;padding:14px;display:flex;position:relative;overflow:hidden;box-shadow:0 14px 30px #2481cc66,inset 0 1px #ffffff4d}.side-brand:after{content:"";pointer-events:none;background:radial-gradient(circle at 80% 10%,#ffffff4d,#0000 60%);position:absolute;inset:0}.side-avatar{letter-spacing:1px;z-index:1;background:#ffffff38;border:1px solid #fff6;border-radius:16px;flex-shrink:0;justify-content:center;align-items:center;width:50px;height:50px;font-weight:800;display:flex}.side-brand-text{z-index:1;flex:1;min-width:0;overflow:hidden}.side-brand-text h1{letter-spacing:1.2px;text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:1.1rem;font-weight:800;overflow:hidden}.side-brand-text p{opacity:.95;text-overflow:ellipsis;white-space:nowrap;margin:3px 0 0;font-size:.86rem;overflow:hidden}.sidebar-close{color:#fff;cursor:pointer;z-index:1;background:#fff3;border:1px solid #ffffff4d;border-radius:12px;flex-shrink:0;width:36px;height:36px;font-size:1rem;display:none}.side-section{background:linear-gradient(180deg,var(--tg-mist),#fff);border:1px solid var(--line);border-radius:var(--radius);flex-shrink:0;padding:14px}.side-title{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-3));color:#0000;-webkit-background-clip:text;background-clip:text;margin-bottom:6px;font-size:.96rem;font-weight:800}.side-desc{color:var(--muted);word-wrap:break-word;overflow-wrap:break-word;margin:0 0 10px;font-size:.86rem;line-height:1.85}.side-info>div{border-top:1px dashed var(--line);color:var(--muted);justify-content:space-between;gap:8px;padding:8px 0;font-size:.86rem;display:flex}.side-info>div:first-child{border-top:none}.side-info strong{color:var(--text);text-overflow:ellipsis;white-space:nowrap;max-width:60%;font-weight:700;overflow:hidden}.status-on{color:#16a34a!important}.side-nav{flex-direction:column;flex-shrink:0;gap:4px;display:flex}.side-nav a{color:var(--text-2);border-radius:12px;align-items:center;gap:12px;padding:11px 12px;font-size:.94rem;font-weight:600;transition:all .18s;display:flex}.side-nav a>span:first-child{background:var(--tg-pale);width:32px;height:32px;color:var(--tg-primary);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.side-nav a:hover{background:linear-gradient(90deg,var(--tg-pale),transparent);color:var(--tg-primary)}.side-foot{border-top:1px solid var(--line);text-align:center;color:var(--muted);flex-shrink:0;margin-top:auto;padding-top:14px;font-size:.78rem}.side-foot span{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-3));color:#0000;letter-spacing:1px;-webkit-background-clip:text;background-clip:text;font-size:.92rem;font-weight:800;display:block}.side-foot small{margin-top:4px;display:block}.chat{-webkit-backdrop-filter:blur(8px);border-radius:var(--radius-xl);min-width:0;box-shadow:var(--shadow-3);background:#08245033;border:1px solid #ffffff1a;flex-direction:column;flex:auto;height:100%;display:flex;position:relative;overflow:hidden}.chat-top{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);z-index:10;background:linear-gradient(#fffffff7,#f6fafff7);flex:none;align-items:center;gap:12px;min-height:68px;padding:12px 18px;display:flex;position:relative;box-shadow:0 2px 12px #0000001a}.hamburger{background:var(--tg-pale);cursor:pointer;border:none;border-radius:12px;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:4px;width:40px;height:40px;display:none}.hamburger span{background:var(--tg-primary);border-radius:2px;width:18px;height:2px;display:block}.chat-top-user{flex:1;align-items:center;gap:12px;min-width:0;display:flex;overflow:hidden}.chat-top-avatar{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2),var(--tg-primary-3));color:#fff;letter-spacing:.5px;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;font-size:.9rem;font-weight:800;display:flex;box-shadow:0 6px 14px #2481cc59}.chat-top-text{flex:1;min-width:0;overflow:hidden}.chat-top-text h2{color:var(--text);white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:1.02rem;font-weight:800;overflow:hidden}.chat-top-text p{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;margin:2px 0 0;font-size:.78rem;overflow:hidden}.chat-top-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.status-badge{color:#15803d;white-space:nowrap;background:linear-gradient(135deg,#dcfce7,#bbf7d0);border:1px solid #22c55e4d;border-radius:999px;align-items:center;gap:6px;padding:6px 12px;font-size:.76rem;font-weight:800;display:inline-flex}.status-badge i{background:#22c55e;border-radius:50%;flex-shrink:0;width:7px;height:7px;animation:2s ease-in-out infinite pulse-on;box-shadow:0 0 0 3px #22c55e40}@keyframes pulse-on{0%,to{box-shadow:0 0 0 3px #22c55e40}50%{box-shadow:0 0 0 6px #22c55e1a}}.top-btn{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2));color:#fff;white-space:nowrap;border-radius:11px;padding:8px 14px;font-size:.82rem;font-weight:700;box-shadow:0 6px 14px #2481cc4d}.chat-body{background:radial-gradient(700px 500px at 25% 10%,#5cb3ff2e,#0000 50%),radial-gradient(700px 500px at 80% 95%,#38bdf82e,#0000 50%),linear-gradient(160deg,#0a2d57eb 0%,#134c89eb 100%);flex-direction:column;flex:auto;width:100%;min-width:0;min-height:0;display:flex;position:relative;overflow:hidden}.chat-body:before{content:"";pointer-events:none;opacity:.85;background-image:radial-gradient(circle at 25px 25px,#ffffff0f 1.4px,#0000 1.8px),radial-gradient(circle at 75px 75px,#ffffff0a 1.2px,#0000 1.6px);background-size:100px 100px,120px 120px;position:absolute;inset:0}.stream{box-sizing:border-box;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;z-index:1;flex-direction:column;gap:14px;width:100%;max-width:100%;height:100%;padding:22px;display:flex;position:relative;overflow:hidden auto}.stream::-webkit-scrollbar{width:7px}.stream::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:8px}.stream::-webkit-scrollbar-thumb:hover{background:#ffffff73}.stream::-webkit-scrollbar-track{background:0 0}.day-tag{color:#fff;-webkit-backdrop-filter:blur(8px);white-space:nowrap;background:#00000073;border:1px solid #ffffff1a;border-radius:999px;flex-shrink:0;align-self:center;margin-bottom:4px;padding:6px 16px;font-size:.8rem;font-weight:600}.msg{word-wrap:break-word;overflow-wrap:anywhere;word-break:break-word;box-sizing:border-box;background:#fff;border:1px solid #fff9;border-radius:18px 6px 18px 18px;flex-shrink:0;align-self:flex-start;width:78%;min-width:0;max-width:78%;margin-left:auto;margin-right:0;padding:13px 15px;animation:.3s cubic-bezier(.34,1.56,.64,1) both msg-in;position:relative;box-shadow:0 4px 14px #00000024}@keyframes msg-in{0%{opacity:0;transform:translateY(10px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.msg-tag{background:var(--tg-pale);color:var(--tg-primary);border-radius:999px;margin-bottom:7px;padding:4px 11px;font-size:.74rem;font-weight:800;display:inline-block}.msg-tag.tag-announcement{color:#92400e;background:linear-gradient(135deg,#fef3c7,#fde68a)}.msg-tag.tag-file{color:#15803d;background:linear-gradient(135deg,#dcfce7,#bbf7d0)}.msg-title{color:var(--text);-webkit-user-select:text;user-select:text;word-wrap:break-word;overflow-wrap:anywhere;word-break:break-word;margin:3px 0 7px;font-size:1.04rem;font-weight:800;line-height:1.55}.msg-text-wrap{position:relative}.msg-text{color:var(--text-2);white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere;word-break:break-word;-webkit-user-select:text;user-select:text;cursor:text;max-width:100%;margin:0;font-size:.96rem;line-height:1.95}.msg-long .msg-text{max-height:360px;position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(#000 80%,#0000 100%);mask-image:linear-gradient(#000 80%,#0000 100%)}.msg-long.expanded .msg-text{max-height:none;-webkit-mask-image:none;mask-image:none}.msg-more{background:var(--tg-pale);color:var(--tg-primary);cursor:pointer;border:1px solid #cce0f5;border-radius:999px;margin-top:10px;padding:7px 14px;font-size:.82rem;font-weight:800}.msg-img{border:1px solid var(--line);background:#eef4fa;border-radius:14px;max-width:100%;margin:9px 0;display:block;overflow:hidden;box-shadow:0 4px 12px #0000001a}.msg-img img{object-fit:cover;width:100%;max-height:420px}.msg-video{border:1px solid var(--line);background:#000;border-radius:14px;width:100%;max-width:100%;max-height:420px;margin:9px 0;display:block;box-shadow:0 4px 12px #0000001a}.msg-audio{border-radius:14px;width:100%;margin:9px 0;display:block}.file-box{background:linear-gradient(135deg,var(--tg-mist),var(--tg-pale));border:1px solid #cce0f5;border-radius:14px;align-items:center;gap:12px;max-width:100%;margin-top:11px;padding:11px 13px;display:flex;overflow:hidden}.file-box-icon{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2));color:#fff;border-radius:13px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.2rem;display:flex;box-shadow:0 6px 14px #2481cc59}.file-box-info{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.file-box-info strong{color:var(--text);word-wrap:break-word;overflow-wrap:anywhere;word-break:break-all;font-size:.93rem;font-weight:700}.file-box-info span{color:var(--muted);margin-top:2px;font-size:.8rem}.file-box-btn{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2));color:#fff;white-space:nowrap;border-radius:10px;flex-shrink:0;padding:7px 13px;font-size:.8rem;font-weight:800;box-shadow:0 4px 10px #2481cc4d}.msg-foot{border-top:1px dashed var(--line);color:var(--muted);flex-wrap:wrap;align-items:center;gap:10px;margin-top:9px;padding-top:9px;font-size:.76rem;display:flex}.msg-time{color:var(--tg-primary);white-space:nowrap;margin-right:auto;font-weight:800}.copy-btn{background:var(--tg-pale);color:var(--tg-primary);cursor:pointer;white-space:nowrap;border:1px solid #cce0f5;border-radius:999px;align-items:center;gap:5px;padding:5px 11px;font-size:.76rem;font-weight:800;display:inline-flex}.copy-btn.copied{color:#fff;background:linear-gradient(135deg,#22c55e,#16a34a);border-color:#0000}.copy-src{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute;top:-9999px;left:-9999px}.empty{text-align:center;border:1px solid var(--line);border-radius:var(--radius-xl);color:var(--muted);max-width:460px;box-shadow:var(--shadow-2);background:#fffffff5;flex-shrink:0;align-self:center;width:100%;margin:30px auto;padding:50px 26px}.empty-icon{margin-bottom:10px;font-size:3rem}.empty h3{color:var(--text);margin:8px 0}.empty.small{margin:0;padding:26px 18px}.scroll-down{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2));color:#fff;cursor:pointer;opacity:0;pointer-events:none;z-index:8;border:none;border-radius:50%;justify-content:center;align-items:center;width:46px;height:46px;font-size:1.2rem;font-weight:800;transition:all .25s;display:flex;position:absolute;bottom:22px;left:22px;transform:translateY(8px)scale(.9);box-shadow:0 12px 28px #2481cc80}.scroll-down.show{opacity:1;pointer-events:auto;transform:translateY(0)scale(1)}body.auth{color:#fff;justify-content:center;align-items:center;min-height:100vh;padding:18px;display:flex;position:relative;overflow:auto}.auth-bg{pointer-events:none;position:fixed;inset:0;overflow:hidden}.blob{filter:blur(80px);border-radius:50%;position:absolute}.blob.b1{background:#5cb3ff66;width:400px;height:400px;top:-100px;right:-80px}.blob.b2{background:#38bdf859;width:380px;height:380px;bottom:-100px;left:-80px}.blob.b3{background:#2481cc66;width:280px;height:280px;top:35%;left:12%}.auth-card{z-index:1;width:100%;max-width:420px;color:var(--text);background:linear-gradient(#fff,#f6faff);border:1px solid #fff9;border-radius:28px;padding:36px 32px;position:relative;box-shadow:0 30px 80px #0006}.auth-head{text-align:center;margin-bottom:22px}.auth-logo{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2),var(--tg-primary-3));color:#fff;letter-spacing:1.5px;border-radius:22px;justify-content:center;align-items:center;width:70px;height:70px;margin:0 auto 12px;font-size:1.4rem;font-weight:800;display:flex;box-shadow:0 16px 32px #2481cc73}.auth-head h1{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-3));color:#0000;letter-spacing:1px;-webkit-background-clip:text;background-clip:text;margin:8px 0 4px;font-size:1.55rem}.auth-head p{color:var(--muted);margin:0}.auth-form label{color:var(--text-2);margin:12px 0 6px;font-size:.86rem;font-weight:700;display:block}.auth-form input{border:1.5px solid var(--line);background:var(--panel-2);width:100%;color:var(--text);border-radius:14px;padding:13px 14px;font-family:inherit;font-size:.96rem}.auth-form input:focus{border-color:var(--tg-primary);box-shadow:var(--glow);background:#fff;outline:none}.auth-foot{text-align:center;color:var(--muted);flex-wrap:wrap;justify-content:center;gap:10px;margin-top:18px;font-size:.86rem;display:flex}.auth-foot a{color:var(--tg-primary);font-weight:700}.btn{cursor:pointer;text-align:center;border:none;border-radius:14px;padding:12px 18px;font-family:inherit;font-size:.94rem;font-weight:800;display:inline-block}.btn-primary{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2),var(--tg-primary-3));color:#fff;letter-spacing:.3px;width:100%;margin-top:14px;box-shadow:0 14px 28px #2481cc66}.btn-primary:disabled{opacity:.7;cursor:not-allowed}.btn-danger{color:#991b1b;background:linear-gradient(135deg,#fee2e2,#fecaca);border:1px solid #ef44444d;border-radius:11px;padding:8px 14px;font-size:.84rem;font-weight:700}.alert{word-wrap:break-word;overflow-wrap:anywhere;border:1px solid #0000;border-radius:12px;align-items:center;gap:8px;margin:12px 0;padding:12px 14px;font-size:.92rem;font-weight:600;display:flex}.alert>span:first-child{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-weight:800;display:inline-flex}.alert-success{color:#15803d;background:linear-gradient(135deg,#dcfce7,#bbf7d0);border-color:#22c55e4d}.alert-success>span:first-child{color:#fff;background:#22c55e}.alert-error{color:#991b1b;background:linear-gradient(135deg,#fee2e2,#fecaca);border-color:#ef44444d}.alert-error>span:first-child{color:#fff;background:#ef4444}.theme-admin .chat-body{background:radial-gradient(700px 500px at 20% 10%,#5cb3ff33,#0000 50%),radial-gradient(600px 450px at 90% 90%,#38bdf82e,#0000 50%),linear-gradient(#f0f7fff5 0%,#e0eef9f5 100%)}.theme-admin .chat-body:before{display:none}.theme-admin .stream{padding:18px}.admin-wrap{flex-direction:column;gap:16px;width:100%;max-width:1200px;margin:0 auto;display:flex}.stat-row{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.stat{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);background:#fff;align-items:center;gap:12px;min-width:0;padding:14px 16px;display:flex;position:relative;overflow:hidden}.stat:before{content:"";opacity:.12;border-radius:50%;width:80px;height:80px;position:absolute;top:-30px;right:-30px}.sb:before{background:var(--tg-primary)}.sg:before{background:#22c55e}.so:before{background:#f59e0b}.sp:before{background:#a855f7}.stat-i{color:#fff;border-radius:13px;flex-shrink:0;justify-content:center;align-items:center;width:46px;height:46px;font-size:1.3rem;display:flex;box-shadow:0 6px 14px #00000026}.sb .stat-i{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2))}.sg .stat-i{background:linear-gradient(135deg,#22c55e,#16a34a)}.so .stat-i{background:linear-gradient(135deg,#f59e0b,#d97706)}.sp .stat-i{background:linear-gradient(135deg,#a855f7,#7c3aed)}.stat b{color:var(--text);font-size:1.45rem;font-weight:800;display:block}.stat i{color:var(--muted);font-size:.84rem;font-style:normal;font-weight:600;display:block}.admin-cols{grid-template-columns:1.1fr 1fr;gap:16px;display:grid}.card{border-radius:var(--radius-lg);box-shadow:var(--shadow-1);border:1px solid var(--line);background:#fff;min-width:0;padding:18px;overflow:hidden}.card h3{color:var(--text);margin:0 0 12px;font-size:1.05rem}.tabs{background:var(--panel-2);border:1px solid var(--line);border-radius:14px;gap:4px;margin-bottom:14px;padding:5px;display:flex}.tab{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:10px;flex:1;min-width:0;padding:10px 8px;font-size:.85rem;font-weight:700}.tab.active{background:linear-gradient(135deg,var(--tg-primary),var(--tg-primary-2));color:#fff;box-shadow:0 6px 14px #2481cc4d}.tab-body.hidden{display:none}.f label{color:var(--text-2);margin:11px 0 6px;font-size:.86rem;font-weight:700;display:block}.f input[type=text],.f input[type=password],.f textarea{border:1.5px solid var(--line);background:var(--panel-2);width:100%;color:var(--text);border-radius:12px;padding:12px 14px;font-family:inherit;font-size:.94rem}.f textarea{resize:vertical;min-height:100px;line-height:1.85}.f input:focus,.f textarea:focus{border-color:var(--tg-primary);box-shadow:var(--glow);background:#fff;outline:none}.radios{flex-wrap:wrap;gap:10px;display:flex}.r{background:var(--panel-2);border:1.5px solid var(--line);cursor:pointer;border-radius:12px;flex:1;align-items:center;gap:10px;min-width:140px;padding:11px 14px;font-size:.9rem;font-weight:600;display:flex}.r input{accent-color:var(--tg-primary)}.note{color:var(--muted);background:var(--panel-2);border:1px dashed var(--line);word-wrap:break-word;overflow-wrap:anywhere;border-radius:10px;margin:10px 0 0;padding:9px 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