/* BisonIPA — палитра «Кислота» (#2bff88 → #c6ff3d), как в приложении и логотипе «Орбита». */
:root {
  --bg: #050d09;
  --bg-2: #08150e;
  --surface: #0c1d14;
  --surface-2: #10261a;
  --border: #1b3a27;
  --text: #e9fff1;
  --muted: #93b8a3;
  --accent: #2bff88;
  --accent-2: #c6ff3d;
  --accent-ink: #03140a;
  --danger: #ff6b6b;
  --warn: #ffd166;
  --radius: 18px;
  --shadow: 0 18px 40px rgba(0, 0, 0, .35);
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f3faf5; --bg-2: #e8f5ec; --surface: #ffffff; --surface-2: #f1f9f3; --border: #d3e8da;
    --text: #0b2416; --muted: #4f6f5c; --accent: #0aa555; --accent-2: #6aa800; --accent-ink: #ffffff;
    --danger: #c62828; --warn: #a66b00; --shadow: 0 14px 30px rgba(11, 36, 22, .08);
    color-scheme: light;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(26px, 4vw, 34px); }
h2 { font-size: clamp(21px, 3vw, 26px); }
h3 { font-size: 18px; }
p { margin: 0 0 1em; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { max-width: 720px; margin-inline: auto; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.grad { background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
em { font-style: normal; color: var(--muted); }

/* Шапка */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 800; font-size: 19px; }
.brand img { border-radius: 10px; }
.brand-sm { font-size: 16px; margin-bottom: 8px; }
.nav { display: flex; align-items: center; gap: 18px; }
.nav a:not(.btn) { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:not(.btn):hover { color: var(--text); }
@media (max-width: 640px) { .nav a:not(.btn) { display: none; } }

/* Кнопки */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 10px 22px;
  border-radius: 999px; border: 1.5px solid transparent; font: inherit; font-weight: 650; text-decoration: none;
  cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s; -webkit-tap-highlight-color: transparent; }
.btn:active { transform: scale(.98); }
.btn-primary { color: var(--accent-ink); background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 30%, transparent); }
.btn-primary:hover { box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 45%, transparent); }
.btn-ghost { color: var(--text); background: transparent; border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-disabled { color: var(--muted); border-color: var(--border); cursor: default; }
.btn-sm { min-height: 38px; padding: 6px 16px; font-size: 15px; }
.btn-lg { min-height: 54px; padding: 12px 28px; font-size: 17px; }
.btn-block { width: 100%; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0; }
.center .actions { justify-content: center; }
.btn:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible, .plan:focus-within {
  outline: 3px solid color-mix(in srgb, var(--accent) 60%, transparent); outline-offset: 2px; }

/* Главный экран: «неоновая сетка» с мягкой пульсацией, как фон приложения */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.hero-bg { position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 380px at 78% 40%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%),
    linear-gradient(color-mix(in srgb, var(--accent) 9%, transparent) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 9%, transparent) 1px, transparent 1px) 0 0 / 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse at 60% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at 60% 40%, #000 30%, transparent 75%);
  animation: pulse 6s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: .65; } 50% { opacity: 1; } }
.hero-row { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: center; padding: 64px 0 72px; }
.hero h1 { font-size: clamp(32px, 6vw, 54px); }
.eyebrow { display: inline-block; margin-bottom: 14px; padding: 4px 12px; border-radius: 999px; font-size: 14px; font-weight: 600;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.lead { font-size: 18px; color: var(--muted); max-width: 560px; }
.ticks { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 8px 20px; color: var(--muted); font-size: 15px; }
.ticks li::before { content: "✓"; color: var(--accent); font-weight: 800; margin-right: 6px; }
.hero-art { display: flex; justify-content: center; }
.orb { width: min(300px, 70vw); aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 18%, transparent), transparent 65%);
  animation: float 7s ease-in-out infinite; }
.orb img { width: 72%; height: auto; filter: drop-shadow(0 0 40px color-mix(in srgb, var(--accent) 45%, transparent)); border-radius: 22%; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@media (max-width: 820px) {
  .hero-row { grid-template-columns: 1fr; padding: 36px 0 44px; text-align: left; }
  .hero-art { order: -1; } .orb { width: 170px; }
}
@media (prefers-reduced-motion: reduce) { .hero-bg, .orb, .spinner { animation: none; } html { scroll-behavior: auto; } }

/* Сетки и карточки */
.main { padding: 32px 0 56px; }
.section { padding: 40px 0 8px; }
.page-title { margin: 8px 0 20px; }
.grid-3, .grid-4 { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 820px) { .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .grid-4 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 16px; }
.grid-3 > .card, .grid-4 > .card { margin: 0; }
.ios-card { display: flex; align-items: center; gap: 18px; margin-top: 16px; border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); }
.ios-card .app-icon { margin: 0; flex: none; }
.ios-card .ios-text { flex: 1; min-width: 0; }
.ios-card h3 { margin-bottom: 2px; }
.ios-card p:last-child { margin: 0; }
.ios-card .btn { flex: none; }
@media (max-width: 620px) { .ios-card { flex-direction: column; align-items: flex-start; } .ios-card .btn { align-self: stretch; } }
@media (max-width: 520px) { .card { padding: 18px; } }
.step b { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; margin-bottom: 12px;
  color: var(--accent-ink); background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.step p { margin: 0; }

.prices .price { display: flex; flex-direction: column; position: relative; }
.price .btn { margin-top: auto; }
.price.best { border-color: color-mix(in srgb, var(--accent) 55%, transparent); box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent), var(--shadow); }
.amount { font-size: 36px; font-weight: 800; margin: 4px 0 8px; }
.amount small { font-size: 16px; color: var(--muted); font-weight: 500; }
.badge { display: inline-block; margin-left: 8px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; vertical-align: middle;
  color: var(--accent-ink); background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.price > .badge { position: absolute; top: -11px; right: 18px; margin: 0; }

.app-card { display: flex; flex-direction: column; }
.app-card h3 { margin-bottom: 2px; }
.app-sub { color: var(--accent); font-weight: 600; font-size: 14px; margin-bottom: 8px; }
.app-foot { margin-top: auto; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding-top: 8px; }
.app-icon { width: 44px; height: 44px; border-radius: 12px; margin-bottom: 14px; background: var(--surface-2) center / 26px no-repeat; border: 1px solid var(--border); }
.app-android { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%232bff88'%3E%3Cpath d='M17.6 9.48 19.44 6.3a.38.38 0 0 0-.66-.38L16.9 9.14a11.4 11.4 0 0 0-9.8 0L5.22 5.92a.38.38 0 0 0-.66.38L6.4 9.48A10.8 10.8 0 0 0 1 18h22a10.8 10.8 0 0 0-5.4-8.52ZM7 15.25a1.25 1.25 0 1 1 0-2.5 1.25 1.25 0 0 1 0 2.5Zm10 0a1.25 1.25 0 1 1 0-2.5 1.25 1.25 0 0 1 0 2.5Z'/%3E%3C/svg%3E"); }
.app-apple { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%232bff88'%3E%3Cpath d='M16.4 12.6c0-2.5 2-3.6 2.1-3.7a4.6 4.6 0 0 0-3.6-2c-1.5-.2-3 .9-3.7.9-.8 0-2-.9-3.2-.9a4.8 4.8 0 0 0-4 2.5c-1.7 3-.4 7.4 1.2 9.8.8 1.2 1.8 2.5 3 2.4 1.2 0 1.7-.8 3.1-.8 1.5 0 1.9.8 3.2.8 1.3 0 2.2-1.2 3-2.4a10 10 0 0 0 1.4-2.8 4.3 4.3 0 0 1-2.5-3.8ZM14 5.2A4.3 4.3 0 0 0 15 2a4.4 4.4 0 0 0-2.9 1.5 4.1 4.1 0 0 0-1 3.1A3.6 3.6 0 0 0 14 5.2Z'/%3E%3C/svg%3E"); }
.app-windows { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%232bff88'%3E%3Cpath d='M3 5.5 10 4.5v7H3zm8-1.2L21 3v8.5H11zM3 12.5h7v7l-7-1zm8 0h10V21l-10-1.4z'/%3E%3C/svg%3E"); }

.faq { padding: 0; margin-bottom: 10px; }
.faq summary { cursor: pointer; padding: 18px 22px; font-weight: 600; list-style: none; position: relative; padding-right: 48px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 22px; }
.faq[open] summary::after { content: "–"; }
.faq p { padding: 0 22px 18px; margin: 0; }

/* Шаги процесса */
.steps { list-style: none; padding: 0; margin: 0 auto 20px; max-width: 720px; display: flex; gap: 8px; counter-reset: s; }
.steps li { flex: 1; display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); padding: 8px 10px;
  border-radius: 12px; background: var(--bg-2); border: 1px solid var(--border); min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.steps span { flex: none; display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 13px; font-weight: 700; background: var(--surface-2); }
.steps .done { color: var(--text); } .steps .done span { background: color-mix(in srgb, var(--accent) 25%, transparent); color: var(--accent); }
.steps .now { color: var(--text); border-color: color-mix(in srgb, var(--accent) 50%, transparent); }
.steps .now span { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--accent-ink); }
@media (max-width: 480px) { .steps li { font-size: 0; justify-content: center; gap: 0; } .steps li.now { font-size: 13px; flex: 2.2; gap: 6px; } }

/* Формы */
.form { display: grid; gap: 16px; margin-top: 16px; }
.field { display: grid; gap: 6px; font-weight: 600; font-size: 15px; }
input:not([type]), input[type="text"], input[type="email"], input[type="tel"], input[type="number"], input[type="password"], input[type="search"], textarea, .copy-row input {
  width: 100%; font: inherit; font-weight: 400; color: var(--text); background: var(--bg-2); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 12px 14px; min-height: 48px; }
textarea { resize: vertical; }
input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--muted) 75%, transparent); }
.check { display: flex; gap: 12px; align-items: flex-start; cursor: pointer; font-weight: 600; }
.check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--accent); flex: none; }
.terms { font-size: 15px; }
.terms-box { max-height: 46vh; overflow: auto; padding: 16px 18px; border-radius: 14px; background: var(--bg-2); border: 1px solid var(--border); margin-top: 8px; }
.prose ol, .howto { padding-left: 22px; } .prose li, .howto li { margin-bottom: 8px; }
.alert { padding: 12px 16px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); margin: 0 0 16px; }
.alert-error { border-color: color-mix(in srgb, var(--danger) 50%, transparent); background: color-mix(in srgb, var(--danger) 10%, transparent); }
.alert-ok { border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: color-mix(in srgb, var(--accent) 9%, transparent); }

.plans { display: grid; gap: 10px; }
.plan { display: grid; grid-template-columns: auto 1fr auto; grid-template-areas: "r n p" "r t p"; align-items: center; column-gap: 14px;
  padding: 14px 16px; border-radius: 14px; border: 1.5px solid var(--border); background: var(--bg-2); cursor: pointer; transition: border-color .15s, background .15s; }
.plan input { grid-area: r; width: 20px; height: 20px; margin: 0; accent-color: var(--accent); }
.plan-name { grid-area: n; font-weight: 700; }
.plan-note { grid-area: t; color: var(--muted); font-size: 14px; }
.plan-price { grid-area: p; font-weight: 800; font-size: 18px; }
.plan:has(input:checked) { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--bg-2)); }
.plan-best { margin-top: 6px; }

.file { display: flex; align-items: center; gap: 12px; padding: 14px; border: 1.5px dashed var(--border); border-radius: 12px; cursor: pointer; }
.file input { max-width: 100%; color: var(--muted); }
.file span { display: none; }

/* Заказ и ключ */
.order-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.order-head h1, .order-head h2 { margin: 0; }
.status { display: inline-block; padding: 4px 12px; border-radius: 999px; font-size: 13px; font-weight: 700; white-space: nowrap; }
.status-ok { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); }
.status-wait { color: var(--warn); background: color-mix(in srgb, var(--warn) 14%, transparent); }
.status-bad { color: var(--danger); background: color-mix(in srgb, var(--danger) 14%, transparent); }
.pay { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 18px 20px; margin-bottom: 16px;
  border-radius: 16px; background: var(--bg-2); border: 1px solid var(--border); }
.pay p { margin: 0; } .pay .amount { margin: 0; }
details.sub { border-top: 1px solid var(--border); padding: 12px 0; }
details.sub summary { cursor: pointer; font-weight: 600; color: var(--accent); }
.key-text { font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: 13px; word-break: break-all; }
.qr { margin-top: 12px; text-align: center; } .qr svg { margin: 0 auto 8px; width: 220px; height: auto; border-radius: 12px; }
.waiting { padding: 24px 0; }
.spinner { width: 44px; height: 44px; margin: 0 auto 16px; border-radius: 50%; border: 4px solid var(--border); border-top-color: var(--accent); animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.big-emoji { font-size: 52px; line-height: 1; margin-bottom: 8px; }
.row-link { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; color: var(--text); text-decoration: none; }
.row-link:hover { border-color: var(--accent); }
.msgs { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.msg { padding: 12px 14px; border-radius: 12px; background: var(--bg-2); border: 1px solid var(--border); }
.msg p { margin: 4px 0 0; white-space: pre-wrap; }
.msg-admin { border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.msg-new { animation: flash 2.4s ease-out; }
@keyframes flash { 0% { background: color-mix(in srgb, var(--accent) 22%, var(--bg-2)); } 100% { background: var(--bg-2); } }
.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 50; display: flex; align-items: center; gap: 10px;
  width: max-content; max-width: calc(100% - 32px); padding: 12px 18px; border-radius: 16px; text-decoration: none; color: var(--text);
  background: var(--surface-2); border: 1.5px solid var(--accent); box-shadow: var(--shadow), 0 0 24px color-mix(in srgb, var(--accent) 30%, transparent);
  animation: rise .35s ease-out; }
.toast[hidden] { display: none; }
.toast b { color: var(--accent); white-space: nowrap; }
@keyframes rise { from { opacity: 0; transform: translate(-50%, 12px); } }
.copy-row { display: flex; gap: 10px; } .copy-row input { font-size: 14px; }
@media (max-width: 520px) { .copy-row { flex-direction: column; } }

/* Подвал */
.foot { border-top: 1px solid var(--border); padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
.foot-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.foot-links { display: flex; flex-direction: column; gap: 6px; }
.foot-links a { color: var(--muted); }

/* Код из письма: крупные цифры по центру */
.code-input { font-size: 1.6rem; letter-spacing: .5em; text-align: center; font-variant-numeric: tabular-nums; }
.narrow form + form { margin-top: .6rem; }
.howto-nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.howto-btns { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0 6px; }
.howto-btns:empty { display: none; }
.hint-box { background: var(--surface-2); margin: 16px 0 0; padding: 18px 20px; }
.hint-box ul { margin: 6px 0 8px; padding-left: 20px; }
@media (max-width: 560px) { .howto-btns .btn { flex: 1 1 100%; } }