/* Palette + font: site theme (navy + cyan, Outfit). Layout: conversation-first. */
:root{--ms-night:#061827;--ms-deep:#0a243b;--ms-panel:#0e2d46;--ms-raise:#123a58;--ms-cyan:#43c4ed;--ms-copy:#b6c9d5;--ms-muted:#8ba8ba;--ms-white:#f5f9fb;--ms-line:rgba(139,168,186,.22)}
html{scroll-behavior:smooth;scroll-padding-top:90px}
.msg-page{margin:0;background:var(--ms-night);color:var(--ms-white);font-family:"Outfit",system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
.msg-page *,.msg-page *::before,.msg-page *::after{box-sizing:border-box}
.msg-page a{color:inherit;text-decoration:none}
.msg-page h1,.msg-page h2,.msg-page h3,.msg-page h4,.msg-page p,.msg-page ul,.msg-page ol,.msg-page dl,.msg-page dd,.msg-page figure{margin:0;padding:0}
.msg-page ul,.msg-page ol{list-style:none}
.msg-page svg{display:block}
.msg-page.ms-lock{position:fixed;left:0;right:0;width:100%;overflow:hidden}
.msg-page :focus-visible{outline:2px solid var(--ms-cyan);outline-offset:3px}
.ms-wrap{width:min(calc(100% - 40px),1180px);margin-inline:auto}
.msg-page .skip-link{position:fixed;z-index:1000;top:10px;left:10px;padding:10px 14px;transform:translateY(-150%);border-radius:8px;background:var(--ms-cyan);color:var(--ms-night);font-weight:700}
.msg-page .skip-link:focus{transform:none}

/* buttons */
.msg-page .ms-btn{display:inline-flex;min-height:52px;align-items:center;justify-content:center;gap:10px;padding:0 28px;border:0;border-radius:14px 14px 14px 4px;background:var(--ms-cyan);color:var(--ms-night);font:700 15px/1 "Outfit",sans-serif;cursor:pointer;transition:transform .2s,box-shadow .2s}
.msg-page .ms-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(67,196,237,.3)}
.msg-page .ms-btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.msg-page .ms-link{display:inline-flex;align-items:center;gap:8px;min-height:52px;color:var(--ms-copy);font-weight:600;border-bottom:1px solid var(--ms-line)}
.msg-page .ms-link:hover{color:var(--ms-cyan);border-color:var(--ms-cyan)}
.ms-tag{display:inline-block;margin-bottom:18px;color:var(--ms-cyan);font-size:13px;font-weight:700;letter-spacing:.2em}
.ms-h2{font-size:clamp(30px,4vw,52px);font-weight:800;line-height:1.08;letter-spacing:-.02em}
.msg-page .ms-lead{margin-top:16px;color:var(--ms-copy);font-size:18px;max-width:46ch}

/* top bar */
.ms-bar{position:sticky;top:0;z-index:60;border-bottom:1px solid var(--ms-line);background:rgba(6,24,39,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.ms-bar-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.ms-logo img{display:block;height:34px;width:auto}
.ms-links{display:flex;gap:6px}
.msg-page .ms-links a{position:relative;padding:8px 14px;color:var(--ms-copy);font-size:15px;font-weight:600;transition:color .2s}
.msg-page .ms-links a:hover,.msg-page .ms-links a.is-active{color:var(--ms-white)}
.msg-page .ms-links a.is-active::after{content:"";position:absolute;left:50%;bottom:-2px;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:var(--ms-cyan)}
.ms-bar-end{display:flex;align-items:center;gap:12px}
.ms-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--ms-line);border-radius:12px;background:transparent;color:var(--ms-white);cursor:pointer}
.ms-burger svg{width:22px;height:22px}

/* bottom-sheet menu: links as chat bubbles */
.ms-menu{position:fixed;inset:0;z-index:100;display:flex;align-items:flex-end;background:rgba(3,12,20,.72);visibility:hidden;opacity:0;transition:opacity .25s,visibility 0s .3s}
.ms-menu.is-open{visibility:visible;opacity:1;transition:opacity .25s}
.ms-sheet{width:100%;max-height:92vh;overflow-y:auto;padding:10px 20px calc(24px + env(safe-area-inset-bottom));border-radius:28px 28px 0 0;border-top:1px solid var(--ms-line);background:var(--ms-deep);transform:translateY(100%);transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.ms-menu.is-open .ms-sheet{transform:none}
.ms-grab{display:block;width:44px;height:5px;margin:0 auto 6px;border-radius:3px;background:var(--ms-line)}
.ms-menu-top{display:flex;align-items:center;justify-content:space-between;height:58px}
.ms-menu-top img{height:30px;width:auto;display:block}
.ms-menu-close{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ms-line);border-radius:50%;background:transparent;color:var(--ms-white);cursor:pointer}
.ms-menu-close svg{width:18px;height:18px}
.ms-menu nav{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.msg-page .ms-menu nav a{display:flex;align-items:center;justify-content:space-between;gap:12px;width:calc(100% - 28px);padding:15px 20px;border-radius:20px 20px 20px 4px;background:var(--ms-panel);color:var(--ms-white);font-size:19px;font-weight:700;opacity:0;transform:translateY(14px);transition:opacity .3s,transform .3s,background .2s}
.msg-page .ms-menu nav a:nth-child(even){align-self:flex-end;border-radius:20px 20px 4px 20px;background:var(--ms-raise)}
.msg-page .ms-menu nav a:hover{background:var(--ms-raise);color:var(--ms-cyan)}
.ms-menu nav a svg{width:18px;height:18px;flex:none;color:var(--ms-cyan)}
.ms-menu.is-open nav a{opacity:1;transform:none}
.ms-menu.is-open nav a:nth-child(1){transition-delay:.08s}.ms-menu.is-open nav a:nth-child(2){transition-delay:.13s}.ms-menu.is-open nav a:nth-child(3){transition-delay:.18s}.ms-menu.is-open nav a:nth-child(4){transition-delay:.23s}.ms-menu.is-open nav a:nth-child(5){transition-delay:.28s}
.msg-page .ms-menu-cta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px;padding:8px 8px 8px 24px;border-radius:999px;background:var(--ms-cyan);color:var(--ms-night);font-size:17px;font-weight:800}
.ms-menu-cta i{width:46px;height:46px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-night);color:var(--ms-cyan)}
.ms-menu-cta svg{width:20px;height:20px}
@media (prefers-reduced-motion:reduce){.ms-sheet,.msg-page .ms-menu nav a{transition:none}}

/* hero */
.ms-hero{padding:72px 0 40px}
.ms-hero-top{display:grid;grid-template-columns:1.35fr .85fr;gap:48px;align-items:end}
.ms-hero h1{font-size:clamp(38px,5.6vw,80px);font-weight:800;line-height:1.02;letter-spacing:-.03em;max-width:13ch}
.msg-page .ms-hero-side p{color:var(--ms-copy);font-size:18px}
.ms-cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;margin-top:26px}
.ms-thread{display:flex;flex-direction:column;gap:18px;margin-top:64px;padding:36px 0 0;border-top:1px solid var(--ms-line)}
.ms-msg{display:flex;align-items:flex-end;gap:12px;max-width:min(560px,86%)}
.ms-msg.is-me{align-self:flex-end;flex-direction:row-reverse}
.ms-av{flex:none;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-raise);color:var(--ms-cyan);font-size:14px;font-weight:800}
.ms-msg.is-me .ms-av{background:var(--ms-cyan);color:var(--ms-night)}
.ms-bub{position:relative;padding:16px 20px;border-radius:20px 20px 20px 4px;background:var(--ms-panel);color:var(--ms-white);font-size:clamp(17px,1.7vw,21px);line-height:1.4}
.ms-msg.is-me .ms-bub{border-radius:20px 20px 4px 20px;background:var(--ms-cyan);color:var(--ms-night);font-weight:600}
.ms-who-lbl{display:block;margin-bottom:4px;color:var(--ms-muted);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.ms-msg.is-me .ms-who-lbl{color:rgba(6,24,39,.65)}
.ms-react{position:absolute;right:-8px;bottom:-14px;display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border:2px solid var(--ms-night);border-radius:999px;background:var(--ms-raise);font-size:14px;color:var(--ms-white)}
.ms-file{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:12px;background:rgba(6,24,39,.14)}
.ms-file svg{width:26px;height:26px;flex:none}
.ms-file b{display:block;font-size:15px;line-height:1.2}
.ms-file small{font-size:12px;opacity:.7}
.ms-read{display:inline-flex;align-items:center;gap:5px;margin-top:6px;font-size:12px;font-weight:600;color:var(--ms-muted)}
.ms-read svg{width:16px;height:16px;color:var(--ms-cyan)}
.ms-msg-col{display:flex;flex-direction:column}
.ms-msg.is-me .ms-msg-col{align-items:flex-end}

/* who strip */
.ms-strip{margin-top:40px;border-block:1px solid var(--ms-line);overflow:hidden}
.msg-page .ms-strip ul{display:flex;flex-wrap:wrap;justify-content:center;gap:0 clamp(20px,4vw,56px);padding:18px 0}
.ms-strip li{font-size:clamp(20px,2.8vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--ms-white)}
.ms-strip li:nth-child(even){color:var(--ms-cyan)}

/* section base */
.ms-sec{padding:104px 0}

/* Q&A chat */
.ms-qa{display:grid;grid-template-columns:minmax(260px,.8fr) 1.4fr;gap:64px;align-items:start}
.ms-qa-head{position:sticky;top:110px}
.ms-pairs{display:flex;flex-direction:column;gap:34px}
.msg-page .ms-q{align-self:flex-end;max-width:80%;padding:13px 20px;border:1.5px solid var(--ms-cyan);border-radius:20px 20px 4px 20px;color:var(--ms-cyan);font-weight:600;font-size:18px}
.msg-page .ms-a{align-self:flex-start;max-width:92%;margin-top:12px;padding:20px 24px;border-radius:20px 20px 20px 4px;background:var(--ms-panel);color:var(--ms-copy);font-size:17px}
.ms-a strong{color:var(--ms-white)}
.ms-pair{display:flex;flex-direction:column}

/* attachments fan */
.ms-files{background:var(--ms-deep)}
.ms-files-head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:20px 48px;margin-bottom:48px}
.ms-fan{display:flex;gap:14px;height:400px}
.ms-pan{position:relative;flex:1;min-width:0;display:flex;flex-direction:column;justify-content:space-between;padding:28px;border:1px solid var(--ms-line);border-radius:24px;background:var(--ms-night);overflow:hidden;transition:flex .45s cubic-bezier(.2,.7,.2,1),background .3s,border-color .3s}
.ms-pan:nth-child(2){background:var(--ms-panel)}
.ms-pan:nth-child(3){background:var(--ms-raise)}
.ms-pan:hover,.ms-pan:focus-visible{flex:1.5;border-color:var(--ms-cyan)}
.ms-pan-ic{width:60px;height:60px;display:flex;align-items:center;justify-content:center;border-radius:18px 18px 18px 4px;background:var(--ms-cyan);color:var(--ms-night)}
.ms-pan-ic svg{width:28px;height:28px}
.ms-pan-n{position:absolute;top:24px;right:28px;color:var(--ms-line);font-size:56px;font-weight:800;line-height:1}
.msg-page .ms-pan h3{font-size:clamp(20px,1.9vw,24px);overflow-wrap:anywhere;hyphens:auto;font-weight:800;line-height:1.15;margin-bottom:8px}
.msg-page .ms-pan p{overflow-wrap:anywhere;hyphens:auto;color:var(--ms-copy);font-size:16px;max-width:30ch}
.msg-page .ms-note{margin-top:22px;display:flex;align-items:center;gap:10px;color:var(--ms-muted);font-size:15px}
.ms-note svg{width:18px;height:18px;flex:none;color:var(--ms-cyan)}

/* inbox */
.ms-inbox-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.ms-inbox{border:1px solid var(--ms-line);border-radius:26px;background:var(--ms-deep);overflow:hidden}
.ms-ib-top{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--ms-line);color:var(--ms-muted);font-size:15px}
.ms-ib-top svg{width:18px;height:18px}
.ms-ib-row{position:relative;display:flex;align-items:center;gap:14px;padding:16px 20px;border-bottom:1px solid var(--ms-line)}
.ms-ib-row:last-child{border-bottom:0}
.ms-ib-row.is-pin{background:rgba(67,196,237,.07)}
.ms-ib-av{position:relative;flex:none;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-raise);color:var(--ms-cyan);font-weight:800}
.ms-dot{position:absolute;right:0;bottom:0;width:13px;height:13px;border:2px solid var(--ms-deep);border-radius:50%;background:var(--ms-cyan)}
.ms-ib-txt{flex:1;min-width:0}
.ms-ib-txt b{display:block;font-size:16px;line-height:1.3}
.ms-ib-txt span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ms-muted);font-size:14px}
.ms-ib-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;color:var(--ms-muted);font-size:12px}
.ms-badge{min-width:22px;height:22px;padding:0 6px;display:inline-flex;align-items:center;justify-content:center;border-radius:11px;background:var(--ms-cyan);color:var(--ms-night);font-size:12px;font-weight:800}
.ms-ib-meta svg{width:14px;height:14px;color:var(--ms-cyan)}
.ms-num{position:absolute;left:8px;top:50%;margin-top:-12px;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-cyan);color:var(--ms-night);font-size:12px;font-weight:800;box-shadow:0 0 0 4px var(--ms-night)}
.ms-notes{display:flex;flex-direction:column;gap:0;counter-reset:n}
.msg-page .ms-notes li{counter-increment:n;display:grid;grid-template-columns:36px 1fr;gap:14px;padding:20px 0;border-bottom:1px solid var(--ms-line)}
.ms-notes li:first-child{border-top:1px solid var(--ms-line)}
.ms-notes li::before{content:counter(n);width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-cyan);color:var(--ms-night);font-size:13px;font-weight:800}
.msg-page .ms-notes h3{font-size:20px;font-weight:700;margin-bottom:4px}
.msg-page .ms-notes p{color:var(--ms-copy);font-size:16px}

/* safety */
.ms-safe{background:var(--ms-panel);border-block:1px solid var(--ms-line)}
.ms-safe-head{max-width:760px;margin-bottom:56px}
.ms-ages{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.ms-age{padding:0 32px 0 0}
.ms-age::before{content:"";display:block;height:8px;margin-bottom:26px;border-radius:4px;background:var(--ms-cyan);opacity:var(--o)}
.ms-age:nth-child(1){--o:.3}.ms-age:nth-child(2){--o:.65}.ms-age:nth-child(3){--o:1}
.ms-age strong{display:block;font-size:clamp(34px,4vw,56px);font-weight:800;line-height:1;letter-spacing:-.03em}
.msg-page .ms-age h3{margin:14px 0 8px;font-size:20px;font-weight:700;color:var(--ms-cyan)}
.msg-page .ms-age p{color:var(--ms-copy);font-size:16px;max-width:30ch}
.ms-rules{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:56px}
.ms-rule{display:flex;gap:16px;padding:24px;border:1px solid var(--ms-line);border-radius:20px;background:var(--ms-night)}
.ms-rule svg{flex:none;width:30px;height:30px;color:var(--ms-cyan)}
.msg-page .ms-rule h3{font-size:19px;font-weight:700;margin-bottom:4px}
.msg-page .ms-rule p{color:var(--ms-copy);font-size:16px}

/* faq */
.ms-faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 64px;margin-top:48px}
.ms-fq{display:grid;grid-template-columns:48px 1fr;gap:6px 14px;padding:28px 0;border-top:1px solid var(--ms-line)}
.ms-fq-n{grid-row:span 2;color:var(--ms-cyan);font-size:15px;font-weight:800;letter-spacing:.08em;padding-top:5px}
.msg-page .ms-fq h3{font-size:21px;font-weight:700;line-height:1.3}
.msg-page .ms-fq p{color:var(--ms-copy);font-size:16px}

/* cta composer */
.ms-cta{padding:40px 0 120px;text-align:center}
.msg-page .ms-cta h2{font-size:clamp(32px,5vw,64px);font-weight:800;line-height:1.05;letter-spacing:-.025em;max-width:16ch;margin:0 auto}
.msg-page .ms-cta p{margin:16px auto 0;color:var(--ms-copy);font-size:18px;max-width:48ch}
.msg-page .ms-composer{display:flex;align-items:center;gap:14px;width:min(100%,640px);margin:40px auto 0;padding:10px 10px 10px 26px;border:1.5px solid var(--ms-cyan);border-radius:999px;background:var(--ms-deep);text-align:left;transition:box-shadow .25s,transform .25s}
.msg-page .ms-composer:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(67,196,237,.22)}
.ms-composer span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ms-muted);font-size:18px}
.ms-composer span::after{content:"";display:inline-block;width:2px;height:1.1em;margin-left:3px;vertical-align:-.2em;background:var(--ms-cyan);animation:ms-blink 1.1s steps(1) infinite}
.ms-send{flex:none;width:52px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ms-cyan);color:var(--ms-night)}
.ms-send svg{width:22px;height:22px}
@keyframes ms-blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.ms-composer span::after{animation:none}html{scroll-behavior:auto}.ms-pan{transition:none}}

/* footer: closing message + link chips */
.ms-foot{padding:24px 0 28px}
.ms-foot-bub{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px 40px;padding:36px 40px;border-radius:32px 32px 32px 6px;background:var(--ms-panel)}
.ms-foot-bub img{height:34px;width:auto;display:block}
.msg-page .ms-foot-bub p{margin-top:14px;font-size:clamp(22px,2.6vw,32px);font-weight:800;line-height:1.15;letter-spacing:-.01em;max-width:20ch}
.ms-foot-groups{display:grid;grid-template-columns:repeat(3,auto);justify-content:space-between;gap:32px 48px;padding:44px 0 36px}
.msg-page .ms-fg h4{margin:0 0 14px;color:var(--ms-muted);font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase}
.ms-fg nav{display:flex;flex-wrap:wrap;gap:8px}
.msg-page .ms-fg a{padding:8px 16px;border:1px solid var(--ms-line);border-radius:14px 14px 14px 4px;color:var(--ms-copy);font-size:15px;font-weight:500;transition:border-color .2s,color .2s,background .2s}
.msg-page .ms-fg a:hover{border-color:var(--ms-cyan);color:var(--ms-cyan);background:rgba(67,196,237,.08)}
.ms-foot-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-top:22px;border-top:1px solid var(--ms-line);color:var(--ms-muted);font-size:14px}
.ms-live{display:inline-flex;align-items:center;gap:10px}
.ms-live i{width:8px;height:8px;border-radius:50%;background:var(--ms-cyan);box-shadow:0 0 0 4px rgba(67,196,237,.18)}

/* responsive */
@media (max-width:980px){
.ms-links,.ms-bar-end .ms-btn{display:none}
.ms-burger{display:inline-flex}
.ms-hero{padding-top:48px}
.ms-hero-top{grid-template-columns:1fr;gap:28px}
.ms-hero h1{max-width:16ch}
.ms-sec{padding:76px 0}
.ms-qa{grid-template-columns:1fr;gap:36px}
.ms-qa-head{position:static}
.ms-fan{flex-direction:column;height:auto}
.ms-pan{flex:none;min-height:230px;gap:30px}
.ms-pan:hover,.ms-pan:focus-visible{flex:none}
.ms-inbox-grid{grid-template-columns:1fr;gap:40px}
.ms-ages{grid-template-columns:1fr;gap:36px}
.ms-age{padding:0}
.ms-rules,.ms-faq-grid{grid-template-columns:1fr}
.ms-foot-groups{grid-template-columns:1fr}
}
@media (max-width:560px){
.ms-foot-bub{padding:28px 24px}
.msg-page .ms-foot-bub .ms-btn{width:100%}
.ms-wrap{width:calc(100% - 32px)}
.ms-msg{max-width:100%}
.ms-thread{margin-top:44px;padding-top:28px}
.msg-page .ms-q{max-width:92%}
.msg-page .ms-a{max-width:100%;padding:18px}
.ms-pan{padding:22px}
.ms-fq{grid-template-columns:34px 1fr}
.ms-composer span{font-size:16px}
.msg-page .ms-composer{padding-left:20px}
.ms-cta{padding-bottom:84px}
}