:root{--navy:#0d4278;--blue:#267add;--blue-d:#195cb5;--tint:#e4edf9;--tint2:#d2e2f7;--bg:#e8eef7;--page:#f3f6fa;--card:#fff;--tx:#0f1b2b;--mut:#4f5d6e;--bd:#cfd8e4;--line:#e6ebf2;--track:#c3cfdf;--bubble-bot:#eceff4;--bad:#b3261e;--bad-bg:#fde8e6;--ok:#17722f;--ok-bg:#e3f4e8;--warn:#8a5a00;--warn-bg:#fff3d6;--r:14px}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Naskh Arabic","Noto Sans Arabic",Tahoma,sans-serif;font-size:17px;line-height:1.5;color:var(--tx);background:var(--page);-webkit-text-size-adjust:100%;min-height:100vh;min-height:100dvh}
a{color:var(--blue-d)}
h1{font-size:1.35rem;margin:.2rem 0 .8rem}
h2{font-size:1.1rem;margin:1rem 0 .5rem}
.top{background:var(--navy);color:#fff;padding:.7rem 1rem;display:flex;align-items:center;gap:.6rem;position:sticky;top:0;z-index:5;padding-top:calc(.7rem + env(safe-area-inset-top))}
.top h1{font-size:1.15rem;margin:0;flex:1;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top a,.top button.lnk{color:#fff;text-decoration:none}
.wrap{max-width:720px;margin:0 auto;padding:1rem;padding-bottom:6rem}
.card{background:var(--card);border-radius:var(--r);padding:1rem;margin:0 0 .9rem;box-shadow:0 1px 2px rgba(0,0,0,.08)}
label{display:block;font-weight:600;margin:.7rem 0 .25rem}
input[type=text],input[type=password],input[type=tel],input[type=number],input[type=time],input[type=search],input[type=file],select,textarea{width:100%;font:inherit;padding:.7rem .8rem;border:1.5px solid var(--bd);border-radius:10px;background:#fff;color:var(--tx);min-height:48px}
textarea{min-height:90px}
input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.top :focus-visible{outline-color:#fff}
.btn,button.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:48px;padding:.6rem 1.2rem;border:0;border-radius:12px;background:var(--navy);color:#fff;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}
.btn.alt{background:var(--tint);color:var(--navy)}
.btn.bad{background:var(--bad)}
.btn.block{display:flex;width:100%}
.btn.sm{min-height:40px;padding:.3rem .8rem;font-size:.95rem}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.row>*{flex:1}
.mut{color:var(--mut);font-size:.92rem}
.err{background:var(--bad-bg);color:var(--bad);padding:.7rem 1rem;border-radius:10px;margin:.5rem 0}
.okb{background:var(--ok-bg);color:var(--ok);padding:.7rem 1rem;border-radius:10px;margin:.5rem 0}
.warnb{background:var(--warn-bg);color:var(--warn);padding:.7rem 1rem;border-radius:10px;margin:.5rem 0}
.nav{position:fixed;bottom:0;inset-inline:0;background:#fff;border-top:1px solid var(--bd);display:flex;z-index:6;padding-bottom:env(safe-area-inset-bottom)}
.nav a{flex:1;text-align:center;padding:.55rem .2rem .45rem;text-decoration:none;color:var(--mut);font-size:.82rem;min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.nav a b{font-size:1.35rem;line-height:1.1}
.nav a.on{color:var(--navy);font-weight:700}
.badge{background:var(--blue-d);color:#fff;border-radius:99px;padding:0 .5rem;font-size:.8rem;font-weight:700;min-width:1.4rem;text-align:center;display:inline-block}
.badge.red{background:var(--bad)}
.list{list-style:none;margin:0;padding:0}
.list li a{display:flex;gap:.7rem;align-items:center;padding:.8rem 1rem;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;background:#fff}
.av{width:46px;height:46px;border-radius:50%;background:var(--tint2);color:var(--navy);display:flex;align-items:center;justify-content:center;font-weight:700;flex:none}
.li-main{display:block;flex:1;min-width:0;overflow:hidden}
.li-main .n{font-weight:700;display:flex;justify-content:space-between;gap:.5rem}
.li-main .t{display:block;color:var(--mut);font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* Chat thread: a fixed full-screen column that follows the VISIBLE area (URL bar, on-screen keyboard): header, actions, the messages (the only part that
   scrolls, newest at the bottom) and the composer pinned under them. chat.js adjusts the height for keyboards that only resize the visual viewport. */
.chatbox{position:fixed;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;background:var(--bg);overflow:hidden}
.chatbox>*{flex:none}
.msgs{flex:1 1 0;min-height:0;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:.8rem .7rem;display:flex;flex-direction:column;gap:.35rem}
.msgs>:first-child{margin-top:auto}
body[data-page=chat]{overflow:hidden}
.b{max-width:82%;padding:.5rem .75rem;border-radius:12px;white-space:pre-wrap;word-wrap:break-word;box-shadow:0 1px 1px rgba(0,0,0,.1);background:#fff}
.b.in{margin-right:auto}
.b.out{margin-left:auto;background:var(--tint2)}
.b.bot{margin-left:auto;background:var(--bubble-bot);border:1px dashed var(--bd)}
.b small{display:block;color:var(--mut);font-size:.72rem;margin-top:.15rem}
.composer{background:#f0f2f5;padding:.5rem;display:flex;gap:.4rem;align-items:flex-end;padding-bottom:calc(.5rem + env(safe-area-inset-bottom));padding-left:max(.5rem,env(safe-area-inset-left));padding-right:max(.5rem,env(safe-area-inset-right))}
.composer textarea{min-height:48px;max-height:120px;flex:1;border-radius:24px;padding:.6rem 1rem}
.composer .btn{border-radius:50%;width:48px;min-height:48px;padding:0}
.tools{display:flex;gap:.4rem;padding:.2rem .5rem;background:#fff;border-bottom:1px solid var(--bd);overflow-x:auto}
.tools .btn{white-space:nowrap}
.pill{display:inline-block;border-radius:99px;padding:.1rem .7rem;font-size:.85rem;font-weight:700;background:var(--tint);color:var(--navy)}
.pill.red{background:var(--bad-bg);color:var(--bad)}
.pill.amber{background:var(--warn-bg);color:var(--warn)}
.steps{display:flex;gap:.4rem;margin:.2rem 0 1rem}
.steps i{flex:1;height:6px;border-radius:3px;background:var(--track)}
.steps i.on{background:var(--navy)}
.big{font-size:2rem;font-weight:800;color:var(--navy)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.stat{background:#fff;border-radius:var(--r);padding:.9rem;text-align:center;box-shadow:0 1px 2px rgba(0,0,0,.08)}
table{width:100%;border-collapse:collapse}
th,td{padding:.5rem .4rem;border-bottom:1px solid var(--line);text-align:start}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:flex-end;justify-content:center;z-index:20}
.modal[hidden]{display:none}
.sheet{background:#fff;width:100%;max-width:520px;border-radius:18px 18px 0 0;padding:1rem;max-height:80vh;overflow:auto}
.sheet button.rr{display:block;width:100%;text-align:start;background:var(--page);border:0;border-radius:10px;padding:.8rem;margin:.35rem 0;font:inherit;min-height:48px}
.qr{display:block;margin:1rem auto;max-width:280px;width:100%;border:1px solid var(--bd);border-radius:12px}
.hero{background:linear-gradient(180deg,#fff,var(--tint));color:var(--navy);padding:1.2rem 1rem 3.2rem;text-align:center;border-bottom:4px solid var(--blue)}
.hero h1{color:var(--navy);font-size:1.7rem}
.hero p{color:var(--tx);margin:.3rem auto;max-width:34rem}
.hero p.brand-name{color:var(--navy);margin:.2rem 0 .6rem}
.brand-logo{display:block;margin:0 auto;height:120px;width:auto}
.brand-name{font-size:1.5rem;font-weight:800;letter-spacing:.02em;color:var(--navy);margin:.2rem 0 .6rem}
.brand-row{display:flex;align-items:center;justify-content:center;gap:.6rem;margin:0 0 .8rem;color:var(--navy);font-weight:800;font-size:1.15rem}
.brand-row img{height:40px;width:auto}
.top .mark{height:28px;width:auto;flex:none}
.top .sub{color:#dbe7f6;font-size:.9rem}
.by-hydra{display:flex;align-items:center;justify-content:center;gap:.4rem;margin:1.2rem 0 .4rem;color:var(--mut);font-size:.85rem}
.by-hydra img{height:22px;width:auto}
.skip{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{width:auto;height:auto;clip:auto;inset-inline-start:0;top:0;background:#fff;padding:.5rem;z-index:99}
@media (min-width:760px){.nav{max-width:720px;margin:0 auto;border-radius:14px 14px 0 0}}
.composer textarea{resize:none}
.chan{vertical-align:-3px;color:var(--mut);flex:none}
.top .chan{color:#fff}
.chan.big-ic{width:34px;height:34px;color:var(--navy)}
.chan-card .n{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.tgsteps{list-style:none;margin:.6rem 0;padding:0;display:grid;grid-template-columns:1fr;gap:.6rem}
.tgsteps li{display:flex;align-items:center;gap:.8rem;margin:0;position:relative}
.tgsteps .num{flex:none;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.tgsteps p{margin:0;flex:1}
.ill{flex:none}
.ill .sn{stroke:var(--navy);stroke-width:3.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.ill .sb{fill:var(--blue);font:700 15px system-ui,sans-serif}
.tgmock{background:var(--bg);border-radius:var(--r);padding:.6rem;margin:.6rem 0;display:flex;flex-direction:column;gap:.35rem;font-size:.9rem}
.tgmock .m{max-width:88%;padding:.35rem .6rem;border-radius:10px;background:#fff;color:var(--tx)}
.tgmock .m.you{margin-left:auto;background:var(--tint2)}
.tgmock code{word-break:break-all;color:var(--navy);font-weight:700}
.thread-top{padding-top:calc(.45rem + env(safe-area-inset-top));padding-bottom:.45rem;gap:.5rem}
.top .who{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25}
.top .who h1{flex:none;font-size:1.05rem}
.top .who .sub{font-size:.8rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;align-self:flex-start}
.chatbox .warnb{margin:0;padding:.35rem .75rem;font-size:.9rem;line-height:1.3;border-radius:0}
.chatbox .err{margin:0;border-radius:0}
.upd-wrap{flex:none}
.upd{display:flex;width:100%;min-height:44px;align-items:center;justify-content:center;padding:.4rem 1rem;border:0;background:var(--blue-d);color:#fff;font:inherit;font-weight:700;cursor:pointer;text-align:center}
.upd[hidden]{display:none}
.upd:focus-visible{outline:3px solid #fff;outline-offset:-5px}
.composer .btn.ic{width:44px;min-height:44px;padding:0;border-radius:50%;font-size:1.25rem;flex:none}
.composer .btn.ic:disabled{opacity:.45}
.mimg{display:block;width:240px;max-width:100%;height:auto;border-radius:8px;background:var(--tint)}
.b audio{display:block;width:100%;min-width:210px;max-width:100%}
.mvid{display:block;max-width:100%;width:260px;border-radius:8px;background:#000}
.chip{display:inline-flex;align-items:center;gap:.4rem;max-width:100%;padding:.4rem .7rem;border-radius:10px;background:var(--tint);color:var(--navy);font-weight:700;text-decoration:none;word-break:break-word}
.chip small{display:inline;color:var(--mut);margin:0;font-weight:400}
.mph,.mmiss{color:var(--mut);font-style:italic}
.b.rx{box-shadow:0 0 0 2px var(--warn)}
.rxtag{display:inline-block;margin-bottom:.25rem;padding:0 .6rem;border-radius:99px;background:var(--warn-bg);color:var(--warn);font-size:.82rem;font-weight:800}
#attach-preview{margin:.4rem 0;text-align:center}
#attach-preview .mimg{margin:0 auto;max-height:45vh;width:auto;max-width:100%;object-fit:contain}