@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 400; font-display: swap;
  src: url(fonts/onest-cyrillic-400-normal.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 400; font-display: swap;
  src: url(fonts/onest-latin-400-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 500; font-display: swap;
  src: url(fonts/onest-cyrillic-500-normal.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 500; font-display: swap;
  src: url(fonts/onest-latin-500-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 700; font-display: swap;
  src: url(fonts/onest-cyrillic-700-normal.woff2) format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: 'Onest'; font-style: normal; font-weight: 700; font-display: swap;
  src: url(fonts/onest-latin-700-normal.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --color-bg-page: #14151e;
  --color-bg-nav: rgba(24, 25, 35, .9);
  --color-bg-card: #1f2230;
  --color-bg-icon: #2c2f41;
  --color-bg-icon-hover: #353849;
  --color-bg-icon-alt: #252839;
  --color-border-card: #2c2f3c;
  --color-border-tag: #353746;
  --color-border-subtle: rgba(255, 255, 255, .06);
  --color-primary: #ef0c3b;
  --color-primary-hover: #d60a34;
  --color-primary-border: rgba(239, 12, 59, .5);
  --color-primary-muted: rgba(239, 12, 59, .2);
  --color-error-text: #ff5c7c;
  --color-success: #0cc01e;
  --color-success-muted: rgba(12, 192, 30, .15);
  --color-text-primary: #fff;
  --color-text-secondary: #9395a0;
  --color-text-muted: #6c6e79;
  --color-text-feature: #d7d8de;
  --gradient-hero: radial-gradient(ellipse at 30% -75%, #2c0b17 0%, #1f2230 100%);
  --radius-hero: 28px;
  --radius-card: 28px;
  --radius-button: 12px;
  --radius-icon: 12px;
  --radius-tag: 10px;
  --radius-badge: 18px;
  --container-x: 20px;
  --font: 'Onest', 'TT Norms Pro', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

body {
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  background: var(--color-bg-page);
  color: var(--color-text-primary);
  line-height: 1.35;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

a, button, input { font: inherit; }
:focus-visible { outline: 2px solid var(--color-primary-border); outline-offset: 2px; }

.ribbons { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.main, .footer { position: relative; z-index: 1; }
.ribbon {
  position: absolute;
  left: -30vw;
  width: 160vw;
  height: 34px;
  display: flex; align-items: center;
  overflow: hidden;
  background: linear-gradient(180deg, #ff3358 0%, #ef0c3b 42%, #c90a32 78%, #a8082a 100%);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.ribbon__track { display: flex; flex: none; width: max-content; animation: ribbon-move 60s linear infinite; }
.ribbon__track span {
  flex: none;
  font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: #fff4e8;
  white-space: pre;
}
.ribbon--rev .ribbon__track { animation-direction: reverse; animation-duration: 75s; }
@keyframes ribbon-move { to { transform: translateX(-50%); } }

.ribbon--1 { top: 11%; transform: rotate(-9deg); }
.ribbon--2 { top: 35%; transform: rotate(7deg); }
.ribbon--3 { top: 60%; transform: rotate(-6deg); }
.ribbon--4 { top: 84%; transform: rotate(9deg); }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 var(--container-x); }

.nav {
  position: sticky; top: 0; z-index: 10;
  background: var(--color-bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-subtle);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; color: inherit; text-decoration: none; }
.logo svg { width: 33px; height: 18px; display: block; }
.nav__btn {
  font-size: 13px; font-weight: 500; color: #fff; text-decoration: none;
  background: var(--color-primary); padding: 10px 20px; border-radius: var(--radius-button);
  transition: background .15s;
}
.nav__btn:hover { background: var(--color-primary-hover); }
.nav__actions { display: flex; align-items: center; gap: 8px; }
.nav__ghost {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px;
  font-size: 13px; font-weight: 500; color: var(--color-text-primary); text-decoration: none;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: var(--radius-button);
  transition: border-color .15s, background .15s;
}
.nav__ghost:hover { border-color: rgba(255, 255, 255, .8); background: rgba(255, 255, 255, .04); }
.nav__ghost .icon { width: 16px; height: 16px; flex: none; }
.hide-sm { display: none; }
@media (max-width: 359px) {
  .nav__ghost { padding: 9px 11px; }
  .nav__ghost > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .nav__btn { padding: 10px 16px; }
}

.icon { display: block; width: 20px; height: 20px; flex: none; }

.main { flex: 1; padding: 16px 0 40px; }
.grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
.side { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; align-content: start; }

.hero {
  display: flex; flex-direction: column;
  padding: 28px 24px;
  background: var(--gradient-hero);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-hero);
}
.badge {
  display: inline-block; margin-bottom: 16px; padding: 6px 12px;
  font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .05em;
  color: var(--color-primary);
  background: var(--color-primary-muted);
  border: 1px solid var(--color-primary-border);
  border-radius: var(--radius-badge);
}
.hero__title { font-size: 28px; line-height: 1.05; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 12px; }
.hero__text { color: var(--color-text-secondary); font-size: 16px; max-width: 460px; }

.prizes { display: none; list-style: none; }

.card {
  padding: 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-card);
}
.card__title { font-size: 20px; font-weight: 500; letter-spacing: -0.015em; margin-bottom: 18px; }

.steps { list-style: none; display: grid; gap: 16px; }
.steps__item { display: flex; gap: 14px; align-items: flex-start; }
.steps__num {
  flex: none; width: 36px; height: 36px;
  display: grid; place-items: center;
  font-weight: 700; font-size: 15px;
  color: var(--color-primary);
  background: var(--color-bg-icon);
  border-radius: var(--radius-icon);
}
.steps__title { display: block; font-size: 16px; font-weight: 500; margin-bottom: 2px; }
.steps__text { color: var(--color-text-secondary); font-size: 14px; }

.label { display: block; font-size: 14px; color: var(--color-text-secondary); margin-bottom: 8px; }
.field { display: flex; gap: 8px; }
.input {
  flex: 1; min-width: 0;
  padding: 15px 16px;
  font-size: 16px;
  color: var(--color-text-primary);
  background: var(--color-bg-icon-alt);
  border: 1px solid var(--color-border-card);
  border-radius: var(--radius-button);
  outline: none;
  transition: border-color .15s;
}
.input::placeholder { color: var(--color-text-muted); }
.input:focus { border-color: var(--color-primary-border); }

.btn-paste {
  flex: none; padding: 0 16px;
  font-size: 14px; font-weight: 500;
  color: var(--color-text-primary);
  background: var(--color-bg-icon);
  border: 1px solid var(--color-border-card);
  border-radius: var(--radius-button);
  cursor: pointer;
  transition: background .15s;
}
.btn-paste:hover { background: var(--color-bg-icon-hover); }

.btn {
  display: block; width: 100%; margin-top: 12px; padding: 16px 25px;
  font-size: 15px; font-weight: 500; text-align: center; text-decoration: none;
  color: #fff;
  background: var(--color-primary);
  border: 0;
  border-radius: var(--radius-button);
  cursor: pointer;
  transition: background .15s, opacity .15s;
}
.btn:hover { background: var(--color-primary-hover); }
.btn:disabled { opacity: .6; cursor: default; }

.card--accent {
  position: relative;
  background:
    radial-gradient(ellipse at 100% 0%, rgba(239, 12, 59, .28) 0%, rgba(239, 12, 59, 0) 60%),
    var(--color-bg-card);
  border-color: var(--color-primary-border);
  box-shadow: 0 24px 60px -28px rgba(239, 12, 59, .55);
}
.card--accent .label { color: var(--color-text-feature); }
.card--accent .input { background: #2a2d40; border-color: #3a3d50; }
.card--accent .input:focus { border-color: var(--color-primary); background: #2d3044; }
.card--accent .btn { box-shadow: 0 10px 24px -10px rgba(239, 12, 59, .8); }

.social {
  position: relative;
  overflow: hidden;
  padding: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 90% 10%, rgba(255, 120, 70, .55) 0%, rgba(255, 120, 70, 0) 45%),
    linear-gradient(140deg, #e8132f 0%, #b20c26 60%, #7d0819 100%);
  border-radius: var(--radius-card);
}
.social__mark {
  position: absolute; right: -40px; bottom: -24px;
  width: 260px; height: auto;
  fill: #fff; opacity: .1;
  transform: rotate(-12deg);
  pointer-events: none;
}
.social__body { position: relative; }
.social__brand { position: relative; display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; margin-bottom: 18px; }
.social__brand svg { width: 30px; height: 16px; fill: #fff; }
.social__title { position: relative; font-size: 24px; line-height: 1.1; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px; max-width: 320px; }
.social__text { position: relative; font-size: 15px; color: rgba(255, 255, 255, .85); margin-bottom: 20px; }
.social__links { position: relative; display: flex; flex-wrap: wrap; gap: 8px; }
.social__btn {
  flex: 1 1 140px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 18px;
  font-size: 15px; font-weight: 500; color: #181923; text-decoration: none;
  background: #eff2f7;
  border-radius: var(--radius-button);
  transition: background .15s, transform .15s;
}
.social__btn:hover { background: #fff; transform: translateY(-1px); }

.field-error { margin-top: 8px; font-size: 13px; font-weight: 500; color: var(--color-error-text); }
.input--error { border-color: var(--color-primary) !important; animation: shake .35s; }
@keyframes shake { 25% { transform: translateX(-5px); } 50% { transform: translateX(5px); } 75% { transform: translateX(-3px); } }

.modal {
  position: fixed; inset: 0; margin: auto;
  width: min(420px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  padding: 72px 28px 28px;
  overflow: hidden;
  text-align: center;
  color: var(--color-text-primary);
  background:
    radial-gradient(ellipse at 50% 0%, var(--modal-glow) 0%, rgba(0, 0, 0, 0) 65%),
    var(--color-bg-card);
  border: 1px solid var(--modal-border);
  border-radius: var(--radius-card);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .02);
}
.modal::backdrop { background: rgba(10, 11, 16, .72); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.modal[open] { animation: modal-in .32s cubic-bezier(.2, .9, .3, 1.2); }
.modal[open]::backdrop { animation: fade-in .2s ease-out; }
@keyframes modal-in { from { opacity: 0; transform: translateY(16px) scale(.94); } }
@keyframes fade-in { from { opacity: 0; } }

.modal--ok { --modal-glow: rgba(12, 192, 30, .22); --modal-border: rgba(12, 192, 30, .35); --modal-accent: var(--color-success); }
.modal--err { --modal-glow: rgba(239, 12, 59, .28); --modal-border: var(--color-primary-border); --modal-accent: var(--color-primary); padding-top: 36px; }

.modal__ribbon { position: absolute; top: 14px; left: -24px; width: calc(100% + 48px); height: 32px; transform: rotate(-3deg); }
.modal__ribbon .ribbon__track span { font-size: 12px; }
.modal--err .modal__ribbon { display: none; }

.modal__icon {
  width: 72px; height: 72px; margin: 0 auto 20px;
  display: grid; place-items: center;
  color: #fff;
  background: var(--modal-accent);
  border-radius: 50%;
  box-shadow: 0 16px 36px -10px var(--modal-accent);
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--modal-accent) 18%, transparent), 0 16px 36px -10px var(--modal-accent);
}
.modal__svg { width: 36px; height: 36px; }
.modal--ok .modal__svg--err, .modal--err .modal__svg--ok { display: none; }
.modal[open] .modal__svg path { stroke-dasharray: 30; stroke-dashoffset: 30; animation: draw .45s .18s ease-out forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.modal__title { font-size: 24px; line-height: 1.15; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px; }
.modal__text { font-size: 15px; color: var(--color-text-secondary); margin: 0 auto 24px; max-width: 320px; }
.modal__btn { margin-top: 0; }
.modal--ok .modal__btn { box-shadow: 0 10px 24px -10px rgba(239, 12, 59, .8); }
.modal--err .modal__btn { background: var(--color-bg-icon); }
.modal--err .modal__btn:hover { background: var(--color-bg-icon-hover); }

.note__text { color: var(--color-text-secondary); font-size: 15px; }
.note .btn { margin-top: 16px; }

.footer { background: var(--color-bg-page); border-top: 1px solid var(--color-border-subtle); padding: 20px 0; color: var(--color-text-muted); font-size: 13px; }
.footer__inner { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
.footer a { color: var(--color-text-secondary); text-decoration: none; }
.footer a:hover { color: var(--color-text-primary); }

@media (min-width: 768px) {
  :root { --container-x: 40px; }
  .main { padding: 32px 0 60px; }
  .hero { padding: 40px; }
  .hero__title { font-size: 40px; }
  .card { padding: 30px; }
  .social { padding: 30px; }
  .social__title { font-size: 28px; }
  .ribbon { height: 40px; }
  .ribbon__track span { font-size: 15px; }
  .hide-sm { display: inline; }
}

@media (min-width: 1024px) {
  :root { --radius-hero: 40px; }
  .main { display: flex; align-items: center; padding: 48px 0 72px; }
  .grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 20px; align-items: stretch; }
  .side { gap: 20px; }
  .hero { padding: 56px 48px; justify-content: space-between; min-height: 100%; }
  .hero__title { font-size: 56px; line-height: .98; margin-bottom: 20px; }
  .hero__text { font-size: 18px; }
  .prizes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
  .prizes li {
    padding: 8px 14px;
    font-size: 14px; color: var(--color-text-secondary);
    border: 1px solid var(--color-border-tag);
    border-radius: var(--radius-tag);
  }
  .card { padding: 32px; }
  .social { padding: 32px; }
  .ribbon { height: 46px; }
  .ribbon__track span { font-size: 18px; letter-spacing: .1em; }
  .ribbon--1 { top: 17%; transform: rotate(-9deg); }
  .ribbon--2 { top: 43%; transform: rotate(7deg); }
  .ribbon--3 { top: 70%; transform: rotate(-5deg); }
  .ribbon--4 { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .ribbon__track { animation: none; }
  .modal[open], .modal[open]::backdrop, .modal[open] .modal__svg path, .input--error { animation: none; }
  .modal[open] .modal__svg path { stroke-dashoffset: 0; }
}