:root{
  --navy:#1c3d62;
  --navy-deep:#183552;
  --navy-card:#234d7c;
  --bar:#2768a7;
  --bar-btn:#3a7cbd;
  --btn-blue:#2c6aa9;
  --green:#7fac2e;
  --green-hover:#6f9a22;
  --green-pale:#eef6e0;
  --ink:#1d3d62;
  --text:#3b536e;
  --muted:#6d8197;
  --bg:#e7ecf1;
  --card:#ffffff;
  --line:#d6e0ea;
  --frame:#bdcedf;
  --screen:#e4ebf2;
  --block:#d8e1eb;
  --ph:#fff4c8;
  --radius:10px;
  --tabbar:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(72px + env(safe-area-inset-top,0px));scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Roboto",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;line-height:1.55;color:var(--text);background:var(--bg);
  padding-bottom:calc(var(--tabbar) + env(safe-area-inset-bottom,0px));
}
img,svg{max-width:100%;display:block}
a{color:var(--btn-blue)}
h1,h2,h3{color:var(--ink);line-height:1.25;margin:0}
p{margin:0 0 12px}
:focus-visible{outline:3px solid #f2b705;outline-offset:2px;border-radius:6px}
.ph{background:var(--ph);border-radius:4px;padding:0 3px;color:#5a4a00;font-weight:500;white-space:nowrap}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Header ---------- */
.topbar{
  background:var(--navy);
  position:sticky;top:0;z-index:40;
  padding-top:env(safe-area-inset-top,0px);
}
.topbar .container{display:flex;align-items:center;gap:10px;height:64px}
.logo{display:flex;align-items:center;margin-right:auto;text-decoration:none}
.logo img{height:26px;width:auto}
.logo-fallback{color:#fff;font-weight:900;font-size:22px;letter-spacing:.5px}
.desk-nav{display:none}
.btn-sm{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 14px;border-radius:8px;
  font-weight:500;font-size:16px;color:#fff;text-decoration:none;white-space:nowrap;
}
.btn-login{background:var(--btn-blue)}
.btn-login:hover{background:#3576b8}
.btn-reg{background:var(--green)}
.btn-reg:hover{background:var(--green-hover)}

.pagebar{background:var(--bar)}
.pagebar .container{display:flex;align-items:center;gap:14px;height:72px}
.pagebar button{
  width:48px;height:48px;border:0;border-radius:6px;background:var(--bar-btn);color:#fff;
  display:grid;place-items:center;cursor:pointer;flex:none;
}
.pagebar button:hover{background:#4688c8}
.pagebar .title{color:#fff;font-weight:700;font-size:18px;text-transform:uppercase;letter-spacing:.2px;line-height:1.2}

/* ---------- Hero ---------- */
.hero{padding:22px 0 0}
.hero-grid{display:grid;gap:4px}
.hero h1{font-size:23px;font-weight:700;text-align:center;max-width:520px;margin:0 auto}
.hero-art{margin:4px -16px 0;height:190px;position:relative;overflow:hidden}
.hero-art svg{width:100%;height:100%}
.hero-card{background:var(--card);border-radius:var(--radius);padding:20px 22px 22px;margin-top:-8px;position:relative}
.note{
  display:flex;gap:12px;align-items:flex-start;
  border:1px dashed #cbd8e5;border-radius:8px;padding:12px 14px;
  color:var(--muted);font-size:17px;line-height:1.45;
}
.note svg{flex:none;margin-top:2px}
.platforms{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.btn-platform{
  display:flex;align-items:center;justify-content:center;gap:10px;
  height:60px;border-radius:8px;background:var(--green);color:#fff;
  font-size:19px;font-weight:500;text-decoration:none;
}
.btn-platform:hover{background:var(--green-hover)}
.btn-platform.is-primary{box-shadow:0 0 0 3px #fff,0 0 0 5px var(--green)}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9em;overflow-wrap:anywhere;background:#eef3f7;border-radius:4px;padding:0 3px}
.perms td:nth-child(2){font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;overflow-wrap:anywhere}
.hero-lead{margin:16px 0 0;font-size:16px;color:var(--text)}
.checked{margin-top:14px;font-size:14px;color:var(--muted);text-align:center}
.checked b{color:var(--ink);font-weight:500}
.updated{font-size:14px;color:var(--muted);text-align:center;margin-top:10px}

/* ---------- Sections ---------- */
.section{padding:30px 0 0}
.section-title{
  font-size:21px;font-weight:700;text-transform:uppercase;letter-spacing:.2px;
  margin:0 0 16px;
}
.panel{background:var(--card);border-radius:var(--radius);padding:20px 18px}
.panel+.panel{margin-top:12px}
.panel h3{font-size:18px;margin:0 0 12px}
.lead{font-size:17px;color:var(--text)}
.panel p:last-child{margin-bottom:0}

/* tables */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:4px 0 14px;border:1px solid var(--line);border-radius:8px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:15px}
.table-wrap.narrow table{min-width:0}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f1f5f9;color:var(--ink);font-weight:500;font-size:14px}
tr:last-child td{border-bottom:0}
td:first-child{color:var(--ink);font-weight:500}
.kv td:first-child{width:46%}
.hash{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;word-break:break-all}
.copy{
  margin-left:6px;border:1px solid var(--line);background:#fff;border-radius:6px;
  font:500 13px "Roboto",sans-serif;color:var(--btn-blue);padding:3px 8px;cursor:pointer
}
.copy:hover{border-color:var(--btn-blue)}

/* feature list */
.features{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:12px}
.features li{display:flex;gap:14px;align-items:flex-start;padding:14px;border-radius:8px;background:#f4f7fa}
.features .ico{width:42px;height:42px;border-radius:50%;background:var(--green-pale);display:grid;place-items:center;flex:none;color:var(--green)}
.features b{display:block;color:var(--ink);font-weight:500;margin-bottom:2px}
.features span{font-size:15px}

/* ---------- Steps carousel ---------- */
.steps{background:var(--card);border-radius:var(--radius);padding:22px 0 18px;overflow:hidden}
.steps-track{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(250px,78%);gap:14px;
  overflow-x:auto;scroll-snap-type:x mandatory;padding:0 18px 8px;
  scrollbar-width:none;
}
.steps-track::-webkit-scrollbar{display:none}
.step{scroll-snap-align:start;position:relative}
.step-num{display:flex;align-items:center;margin-bottom:14px;position:relative}
.step-num span{
  width:30px;height:30px;border-radius:50%;background:var(--green);color:#fff;
  font-weight:700;font-size:15px;display:grid;place-items:center;position:relative;z-index:1;
}
.step:not(:last-child) .step-num::after{
  content:"";position:absolute;left:30px;right:-14px;top:50%;height:1px;background:#cfd9e3;
}
.step p{margin:14px 4px 0;font-size:17px;color:var(--ink);line-height:1.4}
.step p a{color:var(--btn-blue)}
.progress{height:4px;background:#e3e9ef;margin:14px 18px 0;border-radius:2px;position:relative}
.progress i{position:absolute;left:0;top:0;bottom:0;width:30%;background:#aeb9c4;border-radius:2px}

/* phone mockup */
.phone{
  border:10px solid var(--frame);border-radius:34px;height:330px;background:#fff;
  overflow:hidden;position:relative;display:flex;flex-direction:column;
}
.ph-top{background:var(--screen);padding:22px 18px 16px;display:grid;gap:12px;flex:1}
.ph-top.white{background:#fff}
.bar{height:36px;border-radius:5px;background:var(--block)}
.bar.short{width:60%}
.bar.url{height:30px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;padding:0 10px;font-size:11px;color:var(--muted)}
.ph-label{color:var(--green);font-weight:500;font-size:14px;line-height:1.3}
.ph-head{font-size:13px;color:var(--muted);text-align:center}
.ph-head.left{text-align:left}
.sheet{background:#fff;padding:16px 18px 18px;border-top:1px solid #edf1f5}
.sheet b{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}
.sheet small{display:block;color:var(--muted);font-size:13px;line-height:1.35}
.sheet .acts{display:flex;justify-content:space-around;margin-top:14px;font-size:15px;position:relative}
.sheet .acts span:first-child{color:var(--muted)}
.sheet .acts span:last-child{color:var(--green);font-weight:500}
.sheet .acts::before{content:"";position:absolute;left:50%;top:-2px;bottom:-2px;width:1px;background:var(--line)}
.ph-btn{height:38px;border-radius:6px;background:var(--green-pale);color:var(--green);font-size:13px;font-weight:500;display:flex;align-items:center;justify-content:center}
.ph-btn.solid{background:var(--green);color:#fff}
.toggle{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--ink);background:#fff;border-radius:6px;padding:10px}
.toggle i{width:36px;height:20px;border-radius:10px;background:var(--green);position:relative}
.toggle i::after{content:"";position:absolute;right:2px;top:2px;width:16px;height:16px;border-radius:50%;background:#fff}
.notif{background:#fff;border-radius:10px;padding:10px 12px;display:flex;gap:10px;align-items:center;font-size:12px;color:var(--ink);box-shadow:0 1px 0 #d4dde6}
.notif .app-ico{width:30px;height:30px}
.app-ico{width:46px;height:46px;border-radius:11px;background:linear-gradient(135deg,#2c6aa9,#1c3d62);display:grid;place-items:center;color:#fff;font-weight:900;font-size:12px;flex:none}
.app-row{display:flex;gap:10px;align-items:center}
.app-row div{font-size:13px;color:var(--ink);line-height:1.3}
.app-row small{display:block;color:var(--muted);font-size:11px}
.pill{margin-left:auto;background:var(--green-pale);color:var(--green);border-radius:14px;padding:5px 12px;font-size:12px;font-weight:500}
.warn{background:#fff6e5;border-radius:8px;padding:10px;font-size:12px;color:#7a5b16;line-height:1.35}
.tap{position:absolute;width:44px;height:44px;pointer-events:none}

/* ---------- lists, cards ---------- */
.olist{counter-reset:s;list-style:none;margin:6px 0 14px;padding:0;display:grid;gap:10px}
.olist li{counter-increment:s;position:relative;padding:12px 14px 12px 52px;background:#f4f7fa;border-radius:8px}
.olist li::before{
  content:counter(s);position:absolute;left:12px;top:11px;width:28px;height:28px;border-radius:50%;
  background:var(--green);color:#fff;font-weight:700;font-size:14px;display:grid;place-items:center;
}
.olist b{color:var(--ink);font-weight:500}
.alert{border-left:4px solid #e0a325;background:#fff8ea;border-radius:0 8px 8px 0;padding:14px 16px;color:#5f4a1a}
.alert b{color:#4d3a0d}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 22px;border-radius:8px;background:var(--green);color:#fff;
  font-weight:500;font-size:17px;text-decoration:none;
}
.btn:hover{background:var(--green-hover)}
.btn.ghost{background:#fff;color:var(--btn-blue);border:1px solid var(--btn-blue)}
.btn.ghost:hover{background:#f1f6fb}
.bonus-figure{
  display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
  background:linear-gradient(120deg,#23507f,#2d6aa8);color:#fff;border-radius:8px;padding:18px 18px;margin-bottom:14px
}
.bonus-figure strong{font-size:30px;font-weight:900;line-height:1}
.bonus-figure span{font-size:15px;opacity:.9}
.bonus-figure .ph{color:#5a4a00}

/* author */
.author{display:flex;gap:14px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:8px;margin:6px 0 14px}
.avatar{width:64px;height:64px;border-radius:50%;background:var(--screen);display:grid;place-items:center;color:var(--muted);flex:none;overflow:hidden}
.author b{display:block;color:var(--ink)}
.author small{display:block;color:var(--muted);font-size:14px}

/* FAQ */
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;padding:16px 36px 16px 0;position:relative;
  color:var(--ink);font-weight:500;font-size:17px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:6px;top:22px;width:10px;height:10px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(45deg);transition:transform .2s;
}
.faq details[open] summary::after{transform:rotate(-135deg);top:26px}
.faq details p{margin:0 0 16px;font-size:16px}

/* ---------- Footer ---------- */
.footer{background:var(--navy);margin-top:34px;padding:22px 0 26px;color:#dfe8f2}
.f-promo{
  background:linear-gradient(120deg,#2a5b90,#2d68a6);border-radius:var(--radius);
  padding:18px 22px 20px;position:relative;overflow:hidden
}
.f-promo b{display:block;color:#fff;font-size:18px;text-transform:uppercase;font-weight:700;letter-spacing:.2px;max-width:70%}
.f-promo .btn{width:100%;margin-top:18px;text-transform:uppercase;font-size:18px;height:46px}
.f-promo svg.deco{position:absolute;right:-6px;top:6px;opacity:.95}
.f-title{color:#fff;text-align:center;font-size:20px;font-weight:700;text-transform:uppercase;margin:22px 0 14px;letter-spacing:.2px}
.f-strip{background:var(--navy-card);border-radius:var(--radius);padding:16px 16px 12px}
.f-row{display:grid;grid-auto-flow:column;grid-auto-columns:104px;gap:8px;overflow-x:auto;padding-bottom:12px;scrollbar-width:thin;scrollbar-color:#7d93aa transparent}
.tile{
  height:104px;border-radius:8px;background:var(--navy-deep);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;color:#fff;text-decoration:none;font-size:13px;text-align:center;padding:8px;line-height:1.2
}
.tile:hover{background:#13304d}
.tile svg{opacity:.95}
.f-app{
  margin-top:22px;background:var(--navy-card);border-radius:var(--radius);height:88px;
  display:flex;align-items:center;gap:16px;padding:0 20px;text-decoration:none;color:#fff;overflow:hidden;position:relative
}
.f-app .phone-mini{width:150px;height:80px;border:6px solid #3d86d6;border-bottom:0;border-radius:22px 22px 0 0;align-self:flex-end;display:flex;gap:14px;justify-content:center;align-items:center;flex:none;background:#2b65a5}
.f-app strong{display:block;font-size:24px;font-weight:900;font-style:italic;letter-spacing:.5px}
.f-app span{font-size:16px}
.f-social{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}
.f-social a{height:62px;border-radius:8px;background:var(--navy-card);display:grid;place-items:center;color:#fff}
.f-social a:hover{background:#2b5a8e}
.f-support{
  margin-top:12px;background:linear-gradient(120deg,#2d64a0,#2f6fb1);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;gap:14px;padding:14px;text-decoration:none;color:#fff
}
.f-support b{display:block;font-size:20px;font-weight:700;text-transform:uppercase}
.f-support span{font-size:16px;opacity:.9}
.f-legal{text-align:center;font-size:15px;line-height:1.5;margin:24px auto 0;max-width:760px;color:#f1f5fa}
.f-legal a{color:#5fb0ff}
.f-copy{text-align:center;margin:20px 0 10px;font-size:15px}
.f-cookie{text-align:center;font-size:13px;color:#cbd7e4}
.f-cookie a{color:#5fb0ff}
.f-bottom{display:flex;align-items:center;gap:14px;margin-top:24px}
.badge18{width:58px;height:46px;border-radius:8px;background:var(--navy-card);display:grid;place-items:center;font-weight:500;font-size:18px;color:#fff;flex:none}
.f-bottom .map{color:#5fb0ff;font-size:17px;margin:0 auto;text-align:center}
.lang{position:relative;display:flex;align-items:center;gap:8px;padding-left:14px;border-left:1px solid #3d5f84}
.lang .flag{width:26px;height:26px;border-radius:50%;overflow:hidden;flex:none;display:flex;flex-direction:column}
.flag i{flex:1}
.lang select{
  appearance:none;-webkit-appearance:none;background:transparent;border:0;color:#fff;
  font:500 17px "Roboto",sans-serif;padding-right:18px;cursor:pointer;
}
.lang select option{color:#000}
.lang::after{content:"";position:absolute;right:3px;top:9px;width:7px;height:7px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg);pointer-events:none}

/* ---------- Bottom tab bar (mobile) ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;
  height:calc(var(--tabbar) + env(safe-area-inset-bottom,0px));
  padding-bottom:env(safe-area-inset-bottom,0px);
  display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid #e3e9ef
}
.tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#5d7894;text-decoration:none;font-size:14px}
.tabbar a.main{color:var(--btn-blue);font-weight:700;position:relative;justify-content:flex-end;padding-bottom:7px}
.tabbar a.main .circle{
  width:50px;height:50px;border-radius:50%;background:var(--btn-blue);color:#fff;display:grid;place-items:center;
  position:absolute;top:-12px;box-shadow:0 0 0 4px #fff
}

/* ---------- Drawer ---------- */
.drawer{position:fixed;inset:0;z-index:60;visibility:hidden}
.drawer.open{visibility:visible}
.drawer .scrim{position:absolute;inset:0;background:rgba(12,28,46,.55);opacity:0;transition:opacity .2s}
.drawer.open .scrim{opacity:1}
.drawer nav{
  position:absolute;left:0;top:0;bottom:0;width:min(330px,86vw);background:#fff;
  transform:translateX(-100%);transition:transform .25s;overflow-y:auto;
  padding:calc(20px + env(safe-area-inset-top,0px)) 0 calc(20px + env(safe-area-inset-bottom,0px));
}
.drawer.open nav{transform:none}
.drawer nav b{display:block;padding:0 20px 10px;color:var(--ink);text-transform:uppercase;font-size:14px}
.drawer nav a{display:block;padding:12px 20px;color:var(--ink);text-decoration:none;border-bottom:1px solid #eef2f6}
.drawer nav a:hover{background:#f4f7fa}
.drawer nav .grp{margin-top:18px}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* ---------- Tablet ---------- */
@media (min-width:640px){
  .container{padding:0 24px}
  .hero h1{font-size:30px;max-width:600px}
  .hero-art{margin:4px 0 0;height:320px}
  .steps-track{grid-auto-columns:280px}
  .features{grid-template-columns:1fr 1fr}
  .f-row{grid-auto-columns:120px}
}

/* ---------- Desktop ---------- */
@media (min-width:1024px){
  body{padding-bottom:0;font-size:17px}
  .tabbar{display:none}
  .topbar .container{height:72px;gap:12px}
  .logo img{height:30px}
  .desk-nav{display:flex;gap:4px;margin-right:auto}
  .desk-nav a{color:#d7e3f0;text-decoration:none;padding:10px 12px;border-radius:6px;font-size:15px}
  .desk-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
  .logo{margin-right:24px}
  .pagebar .container{height:64px}
  .pagebar button{width:44px;height:44px}

  .hero{padding:40px 0 0}
  .hero-grid{grid-template-columns:1fr 1fr;gap:32px;align-items:center}
  .hero h1{text-align:left;font-size:38px;max-width:none;margin:0}
  .hero-art{grid-column:2;grid-row:1 / span 2;height:440px;border-radius:var(--radius)}
  .hero-card{margin-top:24px;padding:24px}
  .checked,.updated{text-align:left}

  .section{padding-top:44px}
  .section-title{font-size:27px;margin-bottom:20px}
  .panel{padding:28px 32px}
  .panel>p,.panel>.lead{max-width:860px}
  .split{display:grid;grid-template-columns:1.1fr .9fr;gap:12px;align-items:start}
  .split .panel+.panel{margin-top:0}
  .features{grid-template-columns:repeat(3,1fr)}

  .steps{padding:28px 0 26px}
  .steps-track{grid-auto-flow:row;grid-template-columns:repeat(var(--n,4),1fr);overflow:visible;padding:0 28px;gap:18px}
  .progress{display:none}
  .phone{height:350px}

  .footer{padding:36px 0 30px}
  .f-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
  .f-grid .f-title{text-align:left;margin-top:0}
  .f-side{display:grid;gap:12px}
  .f-side .f-app,.f-side .f-social,.f-side .f-support{margin-top:0}
}

/* language switch in header */
.lang-switch{display:inline-flex;height:44px;border:1px solid rgba(255,255,255,.28);border-radius:8px;overflow:hidden;flex:none}
.lang-switch a{display:flex;align-items:center;padding:0 11px;color:#d3dfeb;text-decoration:none;font-weight:500;font-size:15px}
.lang-switch a:hover{color:#fff;background:rgba(255,255,255,.08)}
.lang-switch a[aria-current="page"]{background:var(--bar-btn);color:#fff}
@media (max-width:439px){
  .topbar .container{gap:8px}
  .btn-sm{padding:0 11px;font-size:15px}
  .logo-fallback{font-size:20px}
  .lang-switch a[aria-current="page"]{display:none}
  .lang-switch a{width:42px;justify-content:center;padding:0}
}

/* ---------- inner pages ---------- */
.pagebar .back{width:48px;height:48px;border-radius:6px;background:var(--bar-btn);color:#fff;display:grid;place-items:center;flex:none}
.pagebar .back:hover{background:#4688c8}
.page{padding:26px 0 0}
.page h1{font-size:25px;font-weight:700;margin:0 0 16px}
.article{background:var(--card);border-radius:var(--radius);padding:22px 18px}
.article h2{font-size:20px;margin:26px 0 10px}
.article p,.article ul{max-width:780px}
.article ul{padding-left:20px;margin:0 0 14px}
.article li{margin-bottom:6px}
.sitemap-list{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:8px}
.sitemap-list a{font-weight:500}
.err{text-align:center;padding:40px 0 10px}
.err .code{font-size:72px;font-weight:900;color:var(--bar);line-height:1}
@media (min-width:1024px){
  .pagebar .back{width:44px;height:44px}
  .page{padding-top:40px}
  .page h1{font-size:34px}
  .article{padding:30px 34px}
}