/* Night Pay — общий стиль сайта и мини-приложения, в духе nightproducts.ru:
   чёрный фон с точечной сеткой, «стеклянные» карточки, Syne для заголовков, Inter для текста. */
:root {
  --bg: #000;
  --text: #f0f0f0;
  --muted: #9a9a9a;
  --faint: #6a6a6a;
  --glass: rgba(8, 8, 8, 0.55);
  --glass-strong: rgba(14, 14, 14, 0.78);
  --line: rgba(239, 239, 239, 0.16);
  --line-soft: rgba(239, 239, 239, 0.08);
  --btn: rgba(232, 232, 232, 0.92);
  --btn-text: #050505;
  --btn2: rgba(17, 17, 17, 0.65);
  --accent-1: #c9bbff;
  --accent-2: #7d6bff;
  --good: #6ee7a8;
  --bad: #ff7a7a;
  --warn: #ffd27a;
  --radius: 24px;
  --radius-sm: 16px;
  --shadow: 0 4px 32px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.07);
  --font-head: "Syne", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}
body::before {
  /* точечная сетка как на nightproducts.ru, затухает к центру */
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.13) 1px, transparent 1.2px);
  background-size: 22px 22px;
  mask-image: radial-gradient(ellipse at 50% 30%, transparent 0%, rgba(0, 0, 0, 0.55) 45%, #000 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, transparent 0%, rgba(0, 0, 0, 0.55) 45%, #000 85%);
}
a { color: inherit; }
img { max-width: 100%; }
h1, h2, h3 { font-family: var(--font-head); font-weight: 800; letter-spacing: -0.01em; margin: 0; line-height: 1.08; }
p { margin: 0; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.good { color: var(--good); }
.bad { color: var(--bad); }

.glass {
  background: var(--glass);
  border: 0.8px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 22px; border-radius: var(--radius-sm); border: 0;
  font: 700 15px/1.2 var(--font-body); text-decoration: none; cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.98); }
.btn[disabled] { opacity: 0.45; pointer-events: none; }
.btn-primary {
  background: var(--btn); color: var(--btn-text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), inset 0 -1px 0 rgba(0, 0, 0, 0.12), 0 8px 32px rgba(235, 235, 235, 0.22);
}
.btn-ghost {
  background: var(--btn2); color: var(--text); font-weight: 600;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 0 1px rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.btn-block { width: 100%; }

.icon-tile {
  width: 56px; height: 56px; flex: none;
  display: grid; place-items: center; font-size: 28px;
  border-radius: 18px; background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 0 0 1px var(--line-soft);
}
.logo-tile {
  width: 36px; height: 36px; flex: none; border-radius: 11px;
  display: grid; place-items: center; font-size: 20px;
  background: linear-gradient(140deg, var(--accent-1), var(--accent-2));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 6px 20px rgba(125, 107, 255, 0.35);
}
.kicker { font: 600 11px/1.2 var(--font-body); letter-spacing: 1px; text-transform: uppercase; color: #e8e8e8; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px;
  font: 600 13px/1 var(--font-body); background: rgba(255, 255, 255, 0.05); border: 0.8px solid var(--line);
}
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 12px;
  font: 600 13px/1.2 var(--font-body); background: rgba(255, 255, 255, 0.06); color: var(--text);
}
.amount { font-family: var(--font-head); font-weight: 800; }

/* ---------- сайт ---------- */
.site-header {
  position: sticky; top: 12px; z-index: 20; margin: 12px auto 0; max-width: 1120px;
  display: flex; align-items: center; gap: 16px; padding: 10px 14px 10px 16px;
  background: rgba(8, 8, 8, 0.6); border: 0.8px solid var(--line); border-radius: 22px;
  backdrop-filter: blur(28px) saturate(2); -webkit-backdrop-filter: blur(28px) saturate(2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 8px 40px rgba(0, 0, 0, 0.3);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 800 18px/1 var(--font-head); white-space: nowrap; }
.site-header .btn { white-space: nowrap; }
.site-nav { display: flex; gap: 22px; margin: 0 auto; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500; }
.site-nav a:hover { color: var(--text); }
.lang-select { position: relative; }
.lang-select summary {
  list-style: none; cursor: pointer; padding: 9px 12px; border-radius: 11px; font: 700 13px/1 var(--font-body);
  background: rgba(232, 232, 232, 0.13);
}
.lang-select summary::-webkit-details-marker { display: none; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 170px; padding: 6px; display: grid;
  background: var(--glass-strong); border: 0.8px solid var(--line); border-radius: 16px;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.lang-menu a { padding: 10px 12px; border-radius: 10px; text-decoration: none; font-size: 14px; }
.lang-menu a:hover, .lang-menu a.active { background: rgba(255, 255, 255, 0.07); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.hero { text-align: center; padding: 88px 0 56px; }
.hero h1 { font-size: clamp(38px, 7vw, 72px); margin: 22px auto 18px; max-width: 900px; }
.hero p { font-size: clamp(16px, 2vw, 19px); color: var(--muted); max-width: 640px; margin: 0 auto; }
.hero .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.hero-card { max-width: 760px; margin: 48px auto 0; padding: 26px; display: grid; gap: 14px; text-align: left; }
.hero-card .row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.hero-card .big { font: 800 clamp(30px, 5vw, 44px)/1 var(--font-head); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }

section.block { padding: 40px 0; }
.section-head { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.section-head h2 { font-size: clamp(26px, 4vw, 40px); }
.section-head p { color: var(--muted); margin-top: 6px; }
.grid { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 26px; }
.card h3 { font-size: 22px; margin: 14px 0 8px; }
.card p { color: var(--muted); }
.step-no { font: 800 13px/1 var(--font-body); color: var(--faint); letter-spacing: 1px; }
.list { display: grid; gap: 10px; margin-top: 16px; }
.list-row {
  display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 14px 16px;
  border-radius: 16px; background: rgba(255, 255, 255, 0.035); border: 0.8px solid var(--line-soft);
}
.list-row .amount { font-size: 20px; white-space: nowrap; }
.list-row small { color: var(--muted); display: block; font-size: 14px; line-height: 1.45; }
.faq details { padding: 18px 22px; border-radius: 18px; background: rgba(255, 255, 255, 0.035); border: 0.8px solid var(--line-soft); }
.faq details + details { margin-top: 10px; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--muted); font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); margin-top: 10px; }
.cta { text-align: center; padding: 44px 26px; margin: 40px 0; }
.cta h2 { font-size: clamp(26px, 4vw, 40px); margin-bottom: 12px; }
.cta p { color: var(--muted); margin-bottom: 24px; }
.site-footer { border-top: 0.8px solid var(--line-soft); margin-top: 40px; padding: 36px 0 48px; color: var(--muted); font-size: 14px; }
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }
.site-footer h4 { color: var(--text); margin: 0 0 10px; font: 700 14px/1.2 var(--font-body); }
.site-footer .links { display: grid; gap: 8px; }
.doc { padding: 26px clamp(18px, 4vw, 44px); margin: 40px 0; }
.doc h1 { font-size: clamp(28px, 5vw, 44px); margin-bottom: 20px; }
.doc .body { color: #cfcfcf; line-height: 1.75; }
.doc .body b { color: var(--text); }

@media (max-width: 860px) {
  .site-nav { display: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .site-footer .cols { grid-template-columns: 1fr; }
  .site-header { margin: 10px 12px 0; gap: 10px; }
  .brand { margin-right: auto; }
  .hero { padding-top: 56px; }
}
@media (max-width: 420px) {
  .brand { font-size: 16px; gap: 8px; }
  .site-header { padding: 8px 8px 8px 10px; }
  .site-header .btn { padding: 9px 12px !important; font-size: 13px; }
}