/* =========================================================
   GemDrop — лендинг акции «10 гемов за 10 ₽»
   Токены → базовые стили → компоненты → секции → адаптив
   ========================================================= */

:root{
  /* цвет */
  --navy-900:#050f20;
  --navy-800:#0a1c38;
  --navy-700:#0e2748;
  --blue-500:#2b8cff;
  --gem-300:#8df098;
  --gem-400:#4ade55;
  --gem-600:#22a52d;
  --gold-400:#ffd43b;
  --gold-500:#ffb800;
  --gold-700:#c97f00;
  --ink:#f2f7ff;
  --muted:#a3b8d8;
  --dim:#6d84a8;
  --line:rgba(255,255,255,.10);
  --card:rgba(255,255,255,.045);

  /* размер */
  --shell:1160px;
  --r-lg:26px;
  --r-md:18px;
  --r-sm:12px;
  --pad-sec:clamp(56px,7vw,96px);

  /* тень */
  --sh-card:0 18px 40px rgba(0,0,0,.35);
  --sh-pop:0 26px 60px rgba(0,0,0,.5);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;
  font-family:'Nunito',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-weight:600;
  font-size:17px;
  line-height:1.6;
  color:var(--ink);
  background:var(--navy-900);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{margin:0;line-height:1.1;font-weight:900;letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
code{
  font-family:ui-monospace,'SFMono-Regular',Consolas,monospace;
  font-size:.92em;background:rgba(255,255,255,.09);
  border:1px solid var(--line);border-radius:6px;padding:1px 6px;white-space:nowrap;
}
:focus-visible{outline:3px solid var(--gold-400);outline-offset:3px;border-radius:6px}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 20px}
.shell--narrow{max-width:760px}

.skip{
  position:absolute;left:-9999px;top:10px;z-index:100;
  background:var(--gold-500);color:#2b1a00;padding:10px 16px;border-radius:10px;font-weight:800;
}
.skip:focus{left:16px}

/* ========================= ШАПКА ========================= */
.hdr{
  position:sticky;top:0;z-index:50;
  transition:background .25s,border-color .25s,backdrop-filter .25s;
  border-bottom:1px solid transparent;
}
.hdr.is-stuck{
  background:rgba(5,15,32,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.hdr__in{display:flex;align-items:center;gap:22px;height:70px}
.brand{display:flex;align-items:center;gap:9px;font-size:20px;font-weight:900;letter-spacing:-.02em}
.brand b{color:var(--gem-400);font-weight:900}
.brand__gem{width:24px;height:24px;flex:none;filter:drop-shadow(0 2px 6px rgba(74,222,85,.45))}
.brand--sm{font-size:18px;margin-bottom:14px}

.nav{display:flex;gap:26px;margin-left:auto;font-size:15px;font-weight:700;color:var(--muted)}
.nav a{padding:6px 0;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.nav a:hover{color:var(--ink);border-bottom-color:var(--gem-400)}

.hdr__right{display:flex;align-items:center;gap:12px;margin-left:22px}
.age{
  font-size:12px;font-weight:900;letter-spacing:.04em;color:var(--muted);
  border:1.5px solid var(--line);border-radius:999px;padding:4px 9px;
}

/* ========================= КНОПКИ ========================= */
.btn{
  --b:var(--gold-700);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-weight:900;font-size:16px;letter-spacing:-.01em;
  color:#3a2500;
  background:linear-gradient(180deg,var(--gold-400),var(--gold-500));
  border:none;border-radius:14px;
  padding:13px 22px;
  cursor:pointer;
  box-shadow:0 5px 0 var(--b),0 12px 26px rgba(255,184,0,.28);
  transition:transform .12s ease,box-shadow .12s ease,filter .2s ease;
  white-space:nowrap;
}
.btn:hover{filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 7px 0 var(--b),0 16px 32px rgba(255,184,0,.34)}
.btn:active{transform:translateY(4px);box-shadow:0 1px 0 var(--b),0 6px 14px rgba(255,184,0,.25)}
.btn--lg{font-size:19px;padding:18px 34px;border-radius:16px}
.btn--sm{font-size:14px;padding:10px 18px;border-radius:12px}
.btn--ghost{
  color:var(--ink);background:rgba(255,255,255,.07);
  border:1.5px solid var(--line);box-shadow:none;
  backdrop-filter:blur(6px);
}
.btn--ghost:hover{background:rgba(255,255,255,.12);box-shadow:none;transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(0);box-shadow:none}
.btn.is-off{filter:grayscale(1);opacity:.55;pointer-events:none}

/* ========================= ПЕРВЫЙ ЭКРАН ========================= */
.hero{
  position:relative;isolation:isolate;
  margin-top:-70px;padding:150px 0 clamp(44px,5vw,64px);
  text-align:center;
  overflow:hidden;
}
.hero__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero::after{
  content:'';position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 90% at 50% 38%,rgba(5,15,32,.18) 0%,rgba(5,15,32,.62) 58%,rgba(5,15,32,.94) 100%),
    linear-gradient(180deg,rgba(5,15,32,.55) 0%,transparent 26%,rgba(5,15,32,.96) 100%);
}
.hero__char{position:absolute;bottom:0;z-index:-1;pointer-events:none;user-select:none}
.hero__char img{height:clamp(300px,46vw,520px);width:auto}
.hero__char--l{left:0}
.hero__char--r{right:0}
.hero__in{position:relative;display:flex;flex-direction:column;align-items:center}

.pill{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  color:#ffd97a;
  background:rgba(255,184,0,.12);
  border:1.5px solid rgba(255,184,0,.34);
  border-radius:999px;padding:8px 16px;
  backdrop-filter:blur(6px);
}
.pill__dot{width:7px;height:7px;border-radius:50%;background:var(--gold-400);animation:ping 2s infinite}
@keyframes ping{
  0%{box-shadow:0 0 0 0 rgba(255,212,59,.6)}
  70%{box-shadow:0 0 0 9px rgba(255,212,59,0)}
  100%{box-shadow:0 0 0 0 rgba(255,212,59,0)}
}

.hero__h1{margin:22px 0 0;display:flex;flex-direction:column;align-items:center;gap:2px}
.hero__kicker{
  font-size:clamp(13px,1.6vw,15px);font-weight:800;letter-spacing:.22em;text-transform:uppercase;
  color:var(--gem-300);margin-bottom:8px;
}
.hero__num{
  font-size:clamp(50px,9.4vw,104px);line-height:.92;
  background:linear-gradient(180deg,#ffffff 32%,#bcd9ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 10px 40px rgba(0,0,0,.35);
}
.hero__price{
  font-size:clamp(44px,8.4vw,94px);line-height:1;
  background:linear-gradient(180deg,var(--gold-400) 28%,#ff9d00 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 18px rgba(255,157,0,.3));
}
.hero__lead{
  max-width:560px;margin:20px auto 0;
  font-size:clamp(16px,2.1vw,19px);color:#d7e4f7;
}
.hero__lead b{color:#fff}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}

.timer{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center;
  margin-top:26px;padding:12px 18px;
  background:rgba(5,15,32,.55);
  border:1px solid var(--line);border-radius:16px;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.timer__cap{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.timer__v{display:flex;align-items:baseline;gap:4px}
.timer__v b{font-family:'Russo One',sans-serif;font-weight:400;font-size:24px;letter-spacing:.02em}
.timer__v small{font-size:11px;font-weight:800;color:var(--dim)}
.timer.is-done{color:var(--muted)}

.marks{display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:center;margin-top:26px}
.marks li{
  position:relative;padding-left:26px;
  font-size:14.5px;font-weight:700;color:#c4d6ef;
}
.marks li::before{
  content:'';position:absolute;left:0;top:50%;width:17px;height:17px;margin-top:-8.5px;
  border-radius:50%;background:var(--gem-600);
  /* галочка */
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='11'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='11'/%3E%3C/svg%3E") center/contain no-repeat;
}
.marks li::after{
  content:'';position:absolute;left:4.5px;top:50%;width:8px;height:4.5px;margin-top:-3px;
  border-left:2.2px solid #fff;border-bottom:2.2px solid #fff;transform:rotate(-45deg);
}

/* ========================= СЕКЦИИ ========================= */
.sec{padding:var(--pad-sec) 0;position:relative}
.sec--alt{background:linear-gradient(180deg,var(--navy-800),var(--navy-900))}
.h2{font-size:clamp(28px,4.4vw,42px);text-align:center}
.h2--tight{max-width:640px;margin-inline:auto}
.sub{margin-top:12px;text-align:center;color:var(--muted);font-size:17px}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-card);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}

/* шаги */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.step{padding:30px 26px 28px;position:relative;transition:transform .25s,border-color .25s}
.step:hover{transform:translateY(-4px);border-color:rgba(74,222,85,.34)}
.step__n{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;margin-bottom:18px;
  font-family:'Russo One',sans-serif;font-size:20px;color:#04210a;
  background:linear-gradient(180deg,var(--gem-300),var(--gem-600));
  border-radius:13px;box-shadow:0 8px 20px rgba(34,165,45,.35);
}
.step h3{font-size:20px;margin-bottom:9px}
.step p{font-size:15.5px;color:var(--muted);line-height:1.6}

/* карточка оффера */
.offer{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  margin-top:26px;padding:30px 34px;
  background:
    linear-gradient(120deg,rgba(74,222,85,.14),rgba(43,140,255,.10) 55%,rgba(255,184,0,.12));
  border-color:rgba(74,222,85,.28);
}
.offer__cap{font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--gem-300)}
.offer__title{font-size:clamp(26px,4vw,36px);font-weight:900;line-height:1.15;margin-top:6px}
.offer__title b{font-family:'Russo One',sans-serif;font-weight:400;color:var(--gem-400)}
.offer__note{margin-top:8px;font-size:14px;color:var(--muted);max-width:420px}
.offer__r{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.offer__price{font-family:'Russo One',sans-serif;font-size:46px;line-height:1;color:var(--gold-400)}
.offer__price span{font-size:28px}

/* фичи безопасности */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}
.feat{padding:28px 24px}
.feat h3{font-size:18px;margin-bottom:8px}
.feat p{font-size:14.5px;color:var(--muted);line-height:1.6}
.ico{
  width:38px;height:38px;margin-bottom:16px;
  fill:none;stroke:var(--gem-400);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
}
.ico__b{stroke:var(--gold-400)}

/* предупреждение */
.warn{
  margin-top:26px;padding:28px 30px;
  background:rgba(255,72,60,.07);
  border:1px solid rgba(255,110,90,.28);
  border-left:5px solid #ff5f4d;
  border-radius:var(--r-md);
}
.warn__t{font-size:19px;color:#ff9c8e;margin-bottom:14px}
.warn li{position:relative;padding-left:22px;font-size:15px;color:#d9e3f2;line-height:1.6}
.warn li+li{margin-top:9px}
.warn li::before{content:'';position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:50%;background:#ff5f4d}
.warn b{color:#fff}

/* FAQ */
.q{
  border-bottom:1px solid var(--line);
  padding:4px 0;
}
.q:first-of-type{border-top:1px solid var(--line);margin-top:34px}
.q summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:16px;
  padding:20px 2px;font-size:17.5px;font-weight:800;
  transition:color .2s;
}
.q summary::-webkit-details-marker{display:none}
.q summary::after{
  content:'';flex:none;margin-left:auto;
  width:11px;height:11px;
  border-right:2.5px solid var(--gem-400);border-bottom:2.5px solid var(--gem-400);
  transform:rotate(45deg) translateY(-3px);
  transition:transform .25s;
}
.q[open] summary::after{transform:rotate(-135deg) translateY(-3px)}
.q summary:hover{color:var(--gem-300)}
.q p{padding:0 40px 20px 2px;color:var(--muted);font-size:16px}

/* финальный блок */
.final{
  padding:var(--pad-sec) 0;text-align:center;
  background:
    radial-gradient(70% 120% at 50% 0%,rgba(43,140,255,.22),transparent 60%),
    linear-gradient(180deg,var(--navy-800),var(--navy-900));
  border-top:1px solid var(--line);
}
.final__in{display:flex;flex-direction:column;align-items:center}
.final .btn{margin-top:28px}

/* ========================= ПОДВАЛ ========================= */
.ftr{background:#03090f;border-top:1px solid var(--line);padding:46px 0 40px;font-size:14px}
.ftr__in{display:grid;grid-template-columns:1.3fr 1fr 1.4fr;gap:32px;color:var(--dim)}
.ftr__h{font-size:13px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.ftr__col p+p{margin-top:9px}
.ftr__col a{display:block;color:var(--muted);transition:color .2s}
.ftr__col a:hover{color:var(--gem-400)}
.ftr__col p a{display:inline}
.ftr__small{font-size:12.5px;line-height:1.55;color:#4e6285}

/* ========================= ЛИПКАЯ ПАНЕЛЬ ========================= */
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:none;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 18px calc(12px + env(safe-area-inset-bottom));
  background:rgba(5,15,32,.93);
  border-top:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transform:translateY(110%);transition:transform .3s ease;
}
.dock.is-on{transform:none}
.dock__l{display:flex;flex-direction:column;line-height:1.25}
.dock__l b{font-size:15px}
.dock__l span{font-family:'Russo One',sans-serif;font-size:18px;color:var(--gold-400)}

/* ========================= АНИМАЦИЯ ПОЯВЛЕНИЯ ========================= */
.js-rise{opacity:0;transform:translateY(22px)}
.js-rise.is-in{opacity:1;transform:none;transition:opacity .55s ease,transform .55s cubic-bezier(.2,.7,.3,1)}
/* если скрипты отключены — контент всё равно виден (страховка на стороне CSS) */
@media (scripting:none){.js-rise{opacity:1;transform:none}}

/* ========================= АДАПТИВ ========================= */
@media (max-width:980px){
  .steps{grid-template-columns:1fr}
  .grid4{grid-template-columns:1fr 1fr}
  .ftr__in{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:860px){
  .nav{display:none}
  .hdr__right .btn{display:none}
  .hdr__right{margin-left:auto}
  .dock{display:flex}
  body{padding-bottom:76px}
  .hero{padding-top:130px}
  .hero__char img{height:clamp(190px,34vw,300px)}
  .offer{padding:26px 22px}
  .offer__r{width:100%;justify-content:space-between}
}
@media (max-width:620px){
  body{font-size:16px}
  .grid4{grid-template-columns:1fr}
  .ftr__in{grid-template-columns:1fr}
  .hero__cta{flex-direction:column;width:100%;max-width:340px}
  .hero__cta .btn{width:100%}
  .marks{flex-direction:column;align-items:center;gap:9px}
  .timer{gap:8px;padding:10px 14px}
  .timer__cap{width:100%;text-align:center}
  .hero__char img{height:clamp(150px,40vw,220px);opacity:.75}
  .q summary{font-size:16px}
  .q p{padding-right:10px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js-rise{opacity:1;transform:none}
}