:root {
  --product-bg: #0d110d;
  --product-panel: #171c16;
  --product-line: rgba(255, 255, 255, 0.12);
  --product-text: #f4f6ef;
  --product-muted: #aeb7aa;
  --product-acid: #c9ff4f;
  --product-danger: #ff776f;
}

.product-page {
  min-height: 100vh;
  margin: 0;
  color: var(--product-text);
  background:
    radial-gradient(circle at 10% 0%, rgba(201, 255, 79, 0.12), transparent 32rem),
    var(--product-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.product-page * { box-sizing: border-box; }
.product-wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 60px; }
.product-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.product-brand { color: var(--product-text); text-decoration: none; display: flex; align-items: center; gap: 12px; font-weight: 900; font-size: 20px; }
.product-brand span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: var(--product-acid); color: #10150d; }
.product-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.product-link, .product-button { border: 1px solid var(--product-line); border-radius: 12px; padding: 10px 14px; color: var(--product-text); background: rgba(255,255,255,.04); text-decoration: none; font: inherit; font-weight: 750; cursor: pointer; }
.product-button.primary { background: var(--product-acid); color: #10150d; border-color: var(--product-acid); }
.product-button.danger { color: #fff; border-color: rgba(255,119,111,.45); background: rgba(255,119,111,.12); }
.product-button:disabled { opacity: .55; cursor: wait; }
.product-hero { margin: 36px 0 22px; }
.product-hero p { margin: 0 0 8px; color: var(--product-acid); text-transform: uppercase; letter-spacing: .13em; font-size: 12px; font-weight: 900; }
.product-hero h1 { margin: 0; font-size: clamp(34px, 6vw, 68px); line-height: .98; letter-spacing: -.055em; }
.product-hero .lead { max-width: 720px; margin-top: 18px; color: var(--product-muted); text-transform: none; letter-spacing: 0; font-size: 16px; font-weight: 500; line-height: 1.55; }
.product-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.product-card { grid-column: span 4; padding: 22px; border: 1px solid var(--product-line); border-radius: 20px; background: rgba(23,28,22,.91); box-shadow: 0 18px 50px rgba(0,0,0,.18); }
.product-card.wide { grid-column: span 12; }
.product-card.half { grid-column: span 6; }
.product-card h2, .product-card h3 { margin: 0 0 12px; }
.product-card p { color: var(--product-muted); }
.product-metric { font-size: clamp(32px, 5vw, 54px); font-weight: 950; letter-spacing: -.05em; }
.product-label { color: var(--product-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .11em; font-weight: 850; }
.product-form { display: grid; gap: 14px; }
.product-form-row { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.product-field { display: grid; gap: 7px; }
.product-field span { color: var(--product-muted); font-size: 13px; font-weight: 800; }
.product-field input, .product-field select { width: 100%; border: 1px solid var(--product-line); border-radius: 12px; background: #0f140f; color: var(--product-text); padding: 12px 13px; font: inherit; outline: none; }
.product-field input:focus, .product-field select:focus { border-color: var(--product-acid); box-shadow: 0 0 0 3px rgba(201,255,79,.12); }
.product-table { width: 100%; border-collapse: collapse; }
.product-table th, .product-table td { padding: 12px 10px; border-bottom: 1px solid var(--product-line); text-align: left; vertical-align: top; }
.product-table th { color: var(--product-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.product-table td { font-size: 14px; }
.product-table-wrap { overflow-x: auto; }
.product-badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 5px 9px; font-size: 11px; font-weight: 900; background: rgba(201,255,79,.12); color: var(--product-acid); }
.product-badge.off { background: rgba(255,119,111,.12); color: var(--product-danger); }
.product-message { min-height: 22px; margin: 4px 0 0; color: var(--product-muted); }
.product-message.error { color: var(--product-danger); }
.product-empty { padding: 22px; border: 1px dashed var(--product-line); border-radius: 14px; color: var(--product-muted); text-align: center; }
/* Карточки тарифов (price-psychology): 3 колонки, рекомендуемый выделен. */
.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 8px; }
.plan-card { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 24px 20px 20px; border: 1px solid var(--product-line); border-radius: 18px; background: rgba(15, 20, 15, .92); }
.plan-card.recommended { border-color: var(--product-acid); box-shadow: 0 0 0 3px rgba(201, 255, 79, .14), 0 18px 50px rgba(0, 0, 0, .18); transform: translateY(-4px); }
.plan-badge { position: absolute; top: -11px; left: 50%; transform: translateX(-50%); background: var(--product-acid); color: #10150d; font-size: 11px; font-weight: 900; padding: 4px 12px; border-radius: 999px; letter-spacing: .06em; text-transform: uppercase; }
.plan-card h3 { margin: 4px 0 0; font-size: 20px; letter-spacing: -.02em; }
.plan-price { font-size: 34px; font-weight: 950; letter-spacing: -.04em; line-height: 1; }
.plan-per-unit { color: var(--product-muted); font-size: 12px; font-weight: 700; }
.plan-features { list-style: none; margin: 6px 0 10px; padding: 0; color: var(--product-muted); font-size: 13px; line-height: 1.9; }
.plan-features strong { color: var(--product-text); }
.plan-card .product-button { margin-top: auto; width: 100%; }
.plan-free-note { color: var(--product-muted); font-size: 13px; margin: 14px 0 0; }
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(980px, 100%); display: grid; grid-template-columns: 1.08fr .92fr; overflow: hidden; border: 1px solid var(--product-line); border-radius: 28px; background: var(--product-panel); box-shadow: 0 30px 100px rgba(0,0,0,.36); }
.login-intro { padding: clamp(30px, 6vw, 72px); background: var(--product-acid); color: #11150e; }
.login-intro h1 { margin: 70px 0 16px; font-size: clamp(46px, 8vw, 86px); line-height: .88; letter-spacing: -.07em; }
.login-intro p { max-width: 420px; font-size: 17px; line-height: 1.5; }
.login-panel { padding: clamp(28px, 5vw, 58px); }
.login-tabs { display: flex; gap: 8px; margin-bottom: 28px; }
.login-tab { flex: 1; border: 1px solid var(--product-line); border-radius: 11px; background: transparent; color: var(--product-muted); padding: 10px; cursor: pointer; font-weight: 850; }
.login-tab.active { background: var(--product-acid); color: #11150e; border-color: var(--product-acid); }
.login-panel h2 { font-size: 34px; margin: 0 0 8px; letter-spacing: -.04em; }
.login-panel > p { color: var(--product-muted); margin: 0 0 24px; }
.product-user-controls { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.product-user-chip { border: 1px solid rgba(0,0,0,.12); border-radius: 12px; padding: 8px 11px; background: rgba(255,255,255,.5); color: #10150d; font-size: 12px; font-weight: 850; text-decoration: none; }
.product-non-admin #studioAuthCard { display: none !important; }

@media (max-width: 820px) {
  .login-card { grid-template-columns: 1fr; }
  .login-intro { display: none; }
  .product-card, .product-card.half { grid-column: span 12; }
  .product-header { align-items: flex-start; flex-direction: column; }
  .product-form-row { grid-template-columns: 1fr; }
  .plan-grid { grid-template-columns: 1fr; }
  .plan-card.recommended { transform: none; }
}