:root {
  --bg: #ffffff;
  --surface: #fafaf9;
  --line: #e5e4e0;
  --line-strong: #d0cfc9;
  --ink: #0d0d0d;
  --ink-2: #5f5e5a;
  --ink-3: #8f8e88;
  --accent: #0d0d0d;
  --danger: #a32d2d;
  --ok: #0f6e56;
  --r: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'SN Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ---------- шапка ---------- */

.top {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.top-in {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.top nav { display: flex; align-items: center; gap: 20px; font-size: 14px; }
.top nav a { color: var(--ink-2); }
.top nav a:hover { color: var(--ink); }

/* ---------- разметка ---------- */

.wrap { max-width: 1080px; margin: 0 auto; padding: 56px 24px 80px; }
.wrap-narrow { max-width: 420px; margin: 0 auto; padding: 72px 24px 80px; }

h1 { font-size: 30px; font-weight: 500; letter-spacing: -0.01em; }
h2 { font-size: 20px; font-weight: 500; }
h3 { font-size: 16px; font-weight: 500; }

.lead { color: var(--ink-2); margin-top: 10px; max-width: 560px; }
.section { margin-top: 44px; }
.muted { color: var(--ink-3); font-size: 13px; }

/* ---------- карточки продуктов ---------- */

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-top: 28px; }

.card {
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 24px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
}

.card h3 { margin-bottom: 6px; }
.card .tagline { color: var(--ink-2); font-size: 14px; margin-bottom: 18px; }

.plans { border-top: 1px solid var(--line); margin-top: 8px; padding-top: 14px; display: grid; gap: 10px; }
.plans .btn { margin-top: 2px; }

.plan { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font-size: 14px; }
.plan-title { color: var(--ink-2); }
.plan-price { font-variant-numeric: tabular-nums; white-space: nowrap; }
.plan-period { color: var(--ink-3); font-size: 12px; }

/* ---------- элементы управления ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--ink);
  border-radius: var(--r);
  background: var(--ink);
  color: #fff;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: opacity .15s;
}
.btn:hover { opacity: .85; }
.btn:disabled { opacity: .4; cursor: default; }

.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); opacity: 1; }
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-full { width: 100%; }

label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }

input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  font: inherit;
  font-size: 15px;
  background: var(--bg);
  color: var(--ink);
}
input:focus { outline: none; border-color: var(--ink); }

.field { margin-bottom: 18px; }

/* ---------- сообщения ---------- */

.msg { padding: 12px 14px; border-radius: var(--r); font-size: 14px; margin-bottom: 18px; }
.msg-error { background: #fceaea; color: var(--danger); }
.msg-ok { background: #e6f4ef; color: var(--ok); }
.msg:empty { display: none; }

/* ---------- кабинет ---------- */

.balance {
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 24px;
  background: var(--surface);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.balance-sum { font-size: 32px; font-weight: 500; font-variant-numeric: tabular-nums; }

table { width: 100%; border-collapse: collapse; font-size: 14px; margin-top: 16px; }
th { text-align: left; font-weight: 500; color: var(--ink-3); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
td { padding: 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.plus { color: var(--ok); }

.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; border: 1px solid var(--line-strong); color: var(--ink-2); }
.pill-active { border-color: var(--ok); color: var(--ok); }
.pill-trial { border-color: var(--line-strong); }

.empty { color: var(--ink-3); font-size: 14px; padding: 28px 0; }

/* ---------- альфа ---------- */

.alpha {
  background: #fef6e6;
  border-bottom: 1px solid #f0dcb4;
  font-size: 13px;
  color: #7a5a12;
  text-align: center;
  padding: 8px 24px;
}