/* ============================================================
   SAFFER — дизайн-система Platinum
   Серебро на near-black. Glassmorphism + HUD-минимализм.
   Системные шрифты (без внешних зависимостей — privacy-friendly).
   ============================================================ */

:root{
  /* ---- Platinum (серебро) ---- */
  --plat-1:#ffffff;
  --plat-2:#e4edf7;
  --plat-3:#c2cedd;
  --plat-4:#8a9ab0;
  --plat-grad:linear-gradient(155deg,#ffffff 0%,#c2cedd 42%,#8a9ab0 76%,#e4edf7 100%);

  /* ---- Фон / поверхности ---- */
  --bg:#080b12;
  --bg-deep:#05070c;
  --shield-1:#1a1f29;
  --shield-2:#0c0e13;
  --panel:#0f1320;
  --panel-2:#141927;
  --glass:rgba(255,255,255,.035);
  --glass-hi:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.08);
  --border-hi:rgba(255,255,255,.16);
  --border-plat:rgba(194,206,221,.32);

  /* ---- Текст ---- */
  --text:#eef3fb;
  --text-2:#c7d2e2;
  --muted:#8a9ab0;
  --muted-2:#5f6b80;

  /* ---- Статусы ---- */
  --ok:#7fd6a6;
  --warn:#e7c277;
  --err:#e58a8a;
  --ok-soft:rgba(127,214,166,.12);
  --err-soft:rgba(229,138,138,.10);

  /* ---- Геометрия ---- */
  --r-sm:10px;
  --r:14px;
  --r-lg:20px;
  --r-xl:28px;
  --maxw:1120px;
  --gutter:24px;

  --shadow:0 24px 70px -28px rgba(0,0,0,.7);
  --shadow-sm:0 10px 30px -16px rgba(0,0,0,.6);
  --glow:0 0 34px -6px rgba(194,206,221,.22);

  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1100px 640px at 14% -8%, rgba(194,206,221,.08), transparent 60%),
    radial-gradient(900px 520px at 100% 4%, rgba(138,154,176,.07), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.6;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
::selection{background:rgba(194,206,221,.22);color:#fff}

/* ---- Layout ---- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.narrow{max-width:760px;margin:0 auto}

/* ---- Typography ---- */
h1,h2,h3,h4{margin:0;line-height:1.18;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(34px,5vw,54px)}
h2{font-size:clamp(26px,3.4vw,38px)}
h3{font-size:20px;letter-spacing:-.01em}
.lede{color:var(--muted);font-size:clamp(16px,1.8vw,19px);line-height:1.6}
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--plat-4);font-weight:500;
}
.mono{font-family:var(--mono)}
.plat-text{
  background:var(--plat-grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ---- Header / nav ---- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(8,11,18,.72);backdrop-filter:saturate(140%) blur(16px);
  -webkit-backdrop-filter:saturate(140%) blur(16px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{height:26px;display:block}
.wordmark{
  font-weight:700;font-size:18px;letter-spacing:.16em;
  background:var(--plat-grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--muted);font-size:14px;transition:color .15s}
.nav-links a:hover{color:var(--text)}
@media(max-width:720px){.nav-links a:not(.btn){display:none}}

/* ---- Buttons ---- */
.btn{
  appearance:none;-webkit-appearance:none;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:var(--r-sm);
  font-family:inherit;font-size:15px;font-weight:600;letter-spacing:-.01em;
  border:1px solid transparent;transition:transform .12s,filter .15s,border-color .15s,background .15s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{
  background:var(--plat-grad);color:#0b0e14;border-color:rgba(255,255,255,.4);
  box-shadow:var(--glow);font-weight:700;
}
.btn-primary:hover:not(:disabled){filter:brightness(1.06)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.btn-ghost{background:var(--glass);color:var(--text);border-color:var(--border-hi)}
.btn-ghost:hover:not(:disabled){background:var(--glass-hi);border-color:var(--border-plat)}
.btn-quiet{background:transparent;color:var(--muted);border-color:transparent}
.btn-quiet:hover{color:var(--text)}
.btn-block{width:100%}
.btn-lg{padding:16px 28px;font-size:16px}

/* ---- Cards / glass ---- */
.card{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow-sm);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.card-solid{background:var(--panel);border:1px solid var(--border)}

/* ---- Chips ---- */
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  background:var(--glass);border:1px solid var(--border);
  font-size:12.5px;color:var(--text-2);
}
.chip svg{width:14px;height:14px}
.chip-ok{background:var(--ok-soft);border-color:rgba(127,214,166,.25);color:var(--ok)}

/* ---- Hero ---- */
.hero{position:relative;padding:96px 0 60px;text-align:center;overflow:hidden}
.hero-emblem{height:64px;margin:0 auto 28px;display:block;filter:drop-shadow(0 6px 26px rgba(194,206,221,.22))}
.hero h1{max-width:760px;margin:0 auto 18px}
.hero .lede{max-width:560px;margin:0 auto 34px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-trust{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-top:30px;color:var(--muted);font-size:13.5px}
.hero-trust span{display:inline-flex;align-items:center;gap:7px}
.hero-trust svg{width:15px;height:15px;color:var(--ok)}
.hero-glow{
  position:absolute;left:50%;top:-120px;transform:translateX(-50%);
  width:760px;height:520px;pointer-events:none;z-index:-1;
  background:radial-gradient(closest-side,rgba(194,206,221,.16),transparent 70%);
}

/* ---- Steps (триал-онбординг) ---- */
.steps{display:grid;gap:18px}
.step{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 24px;transition:border-color .2s,background .2s;
}
.step.done{border-color:var(--border-plat);background:var(--glass-hi)}
.step-head{display:flex;align-items:center;gap:14px;margin-bottom:8px}
.step-num{
  flex:none;width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;font-weight:700;font-size:16px;
  background:var(--glass-hi);border:1px solid var(--border-hi);color:var(--plat-3);
}
.step.done .step-num{background:var(--plat-grad);color:#0b0e14;border-color:transparent}
.step-title{font-size:18px;font-weight:600}
.step-desc{color:var(--muted);font-size:14.5px;margin:0 0 16px}

/* platform grid */
.platforms{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.platform{
  display:flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 10px;border-radius:var(--r-sm);
  background:var(--bg-deep);border:1px solid var(--border);
  color:var(--text-2);font-size:13.5px;font-weight:500;transition:all .15s;
}
.platform:hover{border-color:var(--border-plat);color:var(--text);transform:translateY(-1px)}
.platform svg{width:17px;height:17px;opacity:.85}

/* result / copy box */
.result{display:none;flex-direction:column;gap:12px;margin-top:14px}
.result.show{display:flex}
.result-meta{
  display:flex;flex-wrap:wrap;gap:8px 16px;font-size:13px;color:var(--muted);
  padding:11px 14px;border-radius:var(--r-sm);background:var(--bg-deep);border:1px solid var(--border);
}
.result-meta b{color:var(--text);font-weight:600}
.copy-box{
  display:flex;gap:8px;align-items:center;background:var(--bg-deep);
  border:1px solid var(--border);border-radius:var(--r-sm);padding:10px 12px;font-size:13px;
}
.copy-box code{flex:1;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono)}
.copy-btn{appearance:none;background:transparent;color:var(--plat-3);border:none;cursor:pointer;font-size:13px;padding:4px 8px;border-radius:6px;font-family:inherit}
.copy-btn:hover{background:var(--glass-hi);color:var(--text)}
.hint{color:var(--muted-2);font-size:12.5px;margin:8px 0 0}

/* feedback */
.error{display:none;color:var(--err);font-size:14px;margin-top:10px;padding:10px 14px;background:var(--err-soft);border:1px solid rgba(229,138,138,.22);border-radius:var(--r-sm)}
.error.show{display:block}
.smart-captcha-wrap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---- Features bento ---- */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:860px){.bento{grid-template-columns:1fr}}
.feature{padding:26px;border-radius:var(--r-lg);background:var(--glass);border:1px solid var(--border)}
.feature-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:var(--glass-hi);border:1px solid var(--border-hi);
}
.feature-ico svg{width:22px;height:22px;color:var(--plat-3)}
.feature h3{margin-bottom:8px}
.feature p{color:var(--muted);font-size:14.5px;margin:0}

/* ---- Pricing ---- */
.pricing-head{text-align:center;margin-bottom:36px}
.dur-toggle{
  display:inline-flex;gap:4px;padding:5px;border-radius:999px;
  background:var(--glass);border:1px solid var(--border);margin:22px auto 0;
}
.dur-toggle button{
  appearance:none;cursor:pointer;font-family:inherit;font-size:13.5px;font-weight:600;
  padding:8px 16px;border-radius:999px;border:1px solid transparent;background:transparent;color:var(--muted);
  transition:all .15s;white-space:nowrap;
}
.dur-toggle button .save{font-size:11px;color:var(--ok);margin-left:6px;font-weight:600}
.dur-toggle button.active{background:var(--plat-grad);color:#0b0e14}
.dur-toggle button.active .save{color:#0b5e3a}

.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
@media(max-width:860px){.plans{grid-template-columns:1fr;max-width:420px;margin:0 auto}}
.plan{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:28px 24px;position:relative;transition:border-color .2s,transform .2s;
}
.plan:hover{border-color:var(--border-hi);transform:translateY(-2px)}
.plan.featured{border-color:var(--border-plat);background:var(--glass-hi);box-shadow:var(--glow)}
.plan-badge{
  position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;background:var(--plat-grad);color:#0b0e14;font-weight:700;white-space:nowrap;
}
.plan-name{display:flex;align-items:center;gap:9px;font-size:19px;font-weight:700}
.plan-devices{color:var(--muted);font-size:13.5px;margin:6px 0 18px}
.plan-price{display:flex;align-items:baseline;gap:6px;margin-bottom:2px}
.plan-price .amount{font-size:40px;font-weight:700;letter-spacing:-.03em}
.plan-price .cur{font-size:18px;color:var(--muted);font-weight:600}
.plan-per{color:var(--muted-2);font-size:13px;margin-bottom:20px}
.plan-feats{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:10px}
.plan-feats li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--text-2)}
.plan-feats svg{width:16px;height:16px;color:var(--ok);flex:none;margin-top:2px}
.plan .btn{margin-top:auto}

/* ---- Checkout (модалка) ---- */
.modal{
  display:none;position:fixed;inset:0;z-index:100;align-items:center;justify-content:center;padding:20px;
  background:rgba(5,7,12,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.modal.show{display:flex}
.modal-card{
  width:100%;max-width:440px;background:var(--panel);border:1px solid var(--border-hi);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow);
}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:6px}
.modal-close{appearance:none;background:transparent;border:none;color:var(--muted);cursor:pointer;font-size:22px;line-height:1;padding:2px 6px;border-radius:8px}
.modal-close:hover{color:var(--text);background:var(--glass-hi)}
.order-summary{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 16px;border-radius:var(--r-sm);background:var(--bg-deep);border:1px solid var(--border);margin:16px 0;
}
.order-summary .o-plan{font-weight:600}
.order-summary .o-sub{color:var(--muted);font-size:13px}
.order-summary .o-price{font-size:22px;font-weight:700}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
.field input[type=email]{
  width:100%;padding:13px 14px;border-radius:var(--r-sm);font-family:inherit;font-size:15px;
  background:var(--bg-deep);border:1px solid var(--border-hi);color:var(--text);transition:border-color .15s;
}
.field input[type=email]:focus{outline:none;border-color:var(--border-plat)}
.accept{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);margin:6px 0 18px}
.accept input{margin-top:3px;accent-color:#c2cedd;width:16px;height:16px;flex:none}
.accept a{color:var(--plat-3);text-decoration:underline;text-underline-offset:2px}

/* ---- Spinner ---- */
.spin{width:18px;height:18px;border:2px solid rgba(11,14,20,.35);border-top-color:#0b0e14;border-radius:50%;animation:spin .7s linear infinite}
.spin-lg{width:34px;height:34px;border-width:3px;border-color:var(--border-hi);border-top-color:var(--plat-3)}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---- Legal / prose ---- */
.prose{color:var(--text-2);font-size:15.5px;line-height:1.72}
.prose h1{margin-bottom:8px}
.prose .doc-meta{color:var(--muted-2);font-size:13.5px;margin-bottom:32px}
.prose h2{font-size:20px;margin:34px 0 12px;color:var(--text);letter-spacing:-.01em}
.prose h3{font-size:16px;margin:22px 0 8px;color:var(--text)}
.prose p,.prose li{margin:0 0 12px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 14px}
.prose strong,.prose b{color:var(--text);font-weight:600}
.prose a{color:var(--plat-3);text-decoration:underline;text-underline-offset:2px}
.prose table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px}
.prose th,.prose td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.prose th{background:var(--glass);color:var(--text);font-weight:600}
.prose hr{border:none;border-top:1px solid var(--border);margin:28px 0}

/* ---- Footer ---- */
.footer{border-top:1px solid var(--border);padding:40px 0;margin-top:40px}
.footer-inner{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center}
.footer img{height:22px;opacity:.9}
.footer-links{display:flex;flex-wrap:wrap;gap:20px;font-size:13.5px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--text)}
.footer-legal{color:var(--muted-2);font-size:12.5px;width:100%;text-align:center;margin-top:8px;line-height:1.6}

/* ---- Success page ---- */
.success-wrap{max-width:560px;margin:0 auto;text-align:center}
.success-ico{
  width:72px;height:72px;border-radius:20px;margin:0 auto 22px;display:grid;place-items:center;
  background:var(--ok-soft);border:1px solid rgba(127,214,166,.3);
}
.success-ico svg{width:36px;height:36px;color:var(--ok)}
.status-card{margin-top:26px;text-align:left}
.status-pending{display:flex;align-items:center;gap:14px;justify-content:center;color:var(--muted);padding:30px 0}
.qr-box{display:flex;justify-content:center;margin:18px 0}
.qr-box img{width:200px;height:200px;border-radius:var(--r-sm);background:#fff;padding:10px}

/* ---- Sub-page header ---- */
.page-hero{padding:72px 0 16px;text-align:center}
.page-hero .eyebrow{margin-bottom:14px}
.page-hero h1{max-width:760px;margin:0 auto 14px}
.page-hero .lede{max-width:580px;margin:0 auto}
.breadcrumb{font-size:13px;color:var(--muted-2);margin-bottom:18px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--text)}

/* ---- Callouts (гарантия/доверие/легальность) ---- */
.callouts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media(max-width:760px){.callouts{grid-template-columns:1fr}}
.callout{
  display:flex;gap:16px;padding:24px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--border);
}
.callout-ico{
  flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--glass-hi);border:1px solid var(--border-hi);
}
.callout-ico svg{width:22px;height:22px;color:var(--plat-3)}
.callout h3{font-size:16.5px;margin-bottom:6px}
.callout p{color:var(--muted);font-size:14px;margin:0}
.callout.accent{border-color:var(--border-plat);background:var(--glass-hi)}

/* ---- FAQ (native details) ---- */
.faq{display:grid;gap:12px;max-width:780px;margin:0 auto}
.faq details{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r);
  padding:0 20px;transition:border-color .2s;
}
.faq details[open]{border-color:var(--border-plat)}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 0;font-weight:600;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";flex:none;width:11px;height:11px;border-right:2px solid var(--muted);
  border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .2s;margin-top:-4px;
}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.faq .faq-body{color:var(--muted);font-size:14.5px;line-height:1.65;padding:0 0 18px}
.faq .faq-body a{color:var(--plat-3);text-decoration:underline;text-underline-offset:2px}
.faq-cat{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--plat-4);margin:28px 0 4px}

/* ---- Platform tiles (apps hub) ---- */
.app-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:760px){.app-tiles{grid-template-columns:repeat(2,1fr)}}
.app-tile{
  display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;
  padding:24px 16px;border-radius:var(--r-lg);background:var(--glass);border:1px solid var(--border);
  transition:all .15s;color:var(--text);
}
.app-tile:hover{border-color:var(--border-plat);transform:translateY(-2px);background:var(--glass-hi)}
.app-tile svg{width:30px;height:30px;color:var(--plat-3)}
.app-tile b{font-size:15px}
.app-tile span{font-size:12.5px;color:var(--muted)}

/* ---- Setup guide (anchored platform sections) ---- */
.guide{max-width:780px;margin:0 auto}
.guide-block{scroll-margin-top:84px;padding:30px 0;border-top:1px solid var(--border)}
.guide-block:first-of-type{border-top:none}
.guide-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.guide-head .feature-ico{margin-bottom:0;width:40px;height:40px}
.guide-head h2{font-size:22px}
.guide-steps{counter-reset:gs;display:grid;gap:14px}
.guide-step{display:flex;gap:14px;align-items:flex-start}
.guide-step::before{
  counter-increment:gs;content:counter(gs);flex:none;
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:var(--glass-hi);border:1px solid var(--border-hi);color:var(--plat-3);font-weight:700;font-size:14px;
}
.guide-step .gs-body{padding-top:3px;font-size:14.5px;color:var(--text-2)}
.guide-step .gs-body b{color:var(--text)}
.guide-step .gs-body .muted{color:var(--muted);font-size:13.5px}

/* ---- Locations / trust mini ---- */
.loc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.loc{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:var(--r);background:var(--glass);border:1px solid var(--border);font-size:14px}
.loc .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}

/* ---- Account / dashboard ---- */
.acct-card{max-width:480px;margin:0 auto}
.sub-card{border:1px solid var(--border);border-radius:var(--r-lg);background:var(--glass);padding:24px;margin-bottom:16px}
.sub-card.active{border-color:var(--border-plat)}
.sub-status{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;padding:4px 11px;border-radius:999px;font-weight:600}
.sub-status.ok{background:var(--ok-soft);color:var(--ok)}
.sub-status.warn{background:rgba(231,194,119,.12);color:var(--warn)}
.sub-status.off{background:var(--err-soft);color:var(--err)}

/* ---- utils ---- */
.center{text-align:center}
.mt-s{margin-top:14px}.mt-m{margin-top:24px}.mt-l{margin-top:44px}
.divider{height:1px;background:var(--border);margin:8px 0}
[hidden]{display:none!important}