/* ============================================================================
 *  ФормулаЦТ — стили расширенных экранов: врата подписки, плашка «О приложении»,
 *  академия, товары, репетитор, план, рейтинг, рефералы
 * ==========================================================================*/

/* ============================== ВРАТА ПОДПИСКИ =========================== */
.gate {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 26px 16px calc(30px + var(--safe-bot)); position: relative; overflow: hidden;
  background: radial-gradient(1200px 500px at 50% -10%, var(--brand-100), transparent 60%), var(--bg);
}
.gate__glow {
  position: absolute; width: 340px; height: 340px; border-radius: 50%;
  background: var(--brand-glow); filter: blur(70px); top: -120px; right: -60px;
}
.gate__card {
  position: relative; width: 100%; max-width: 430px; display: grid; gap: 12px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 26px;
  padding: 22px 18px; box-shadow: var(--sh-3); text-align: center;
}
.gate__mascot { display: grid; place-items: center; margin-bottom: 2px; }
.gate__kicker { font-size: 11px; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; color: var(--brand-600); }
.gate__title { font-size: 25px; line-height: 1.15; font-weight: 900; margin: 0; }
.gate__text { font-size: 14px; line-height: 1.5; color: var(--fg-2); font-weight: 600; }
.gate__perks { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin: 4px 0; }
.gate__perk { background: var(--surface-2); border-radius: 14px; padding: 8px 4px; display: grid; gap: 2px; }
.gate__perk b { font-size: 17px; }
.gate__perk span { font-size: 10px; color: var(--fg-2); font-weight: 700; }
.gate__note { font-size: 11px; color: var(--fg-3); line-height: 1.4; }
.gate__status { min-height: 18px; }
.gate__err { font-size: 12px; color: var(--err-600); font-weight: 700; }

/* ============================ ПЛАШКА «О ПРИЛОЖЕНИИ» ====================== */
.about {
  min-height: 100vh; max-width: 780px; margin: 0 auto;
  padding: calc(14px + var(--safe-top)) 16px calc(24px + var(--safe-bot));
  display: flex; flex-direction: column; gap: 14px;
}
.about__top { display: flex; align-items: center; gap: 10px; }
.about__brand { font-size: 21px; font-weight: 900; line-height: 1.1; }
.about__sub { font-size: 11px; color: var(--fg-2); font-weight: 700; }
.about__tabs { display: flex; gap: 6px; background: var(--surface-2); padding: 5px; border-radius: var(--r-pill); }
.about__tab {
  flex: 1; border: 0; background: transparent; padding: 10px 6px; border-radius: var(--r-pill);
  font: inherit; font-size: 13px; font-weight: 900; color: var(--fg-2); cursor: pointer;
}
.about__tab.is-on { background: var(--surface); color: var(--fg); box-shadow: var(--sh-1); }
.about__body { display: grid; gap: 14px; }
.about__lead { font-size: 15px; line-height: 1.55; color: var(--fg-2); font-weight: 600; }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.about__feat {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 12px; display: grid; gap: 8px; align-content: start;
}
.about__ico { font-size: 22px; }
.about__ft { font-size: 14px; font-weight: 900; margin-bottom: 3px; }
.about__fd { font-size: 12px; line-height: 1.4; color: var(--fg-2); font-weight: 600; }
.about__row { display: flex; gap: 8px; flex-wrap: wrap; }
.about__row > .btn { flex: 1; min-width: 150px; }
.about__list { display: grid; gap: 8px; }
.about__li { display: flex; gap: 10px; align-items: start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 11px 12px; font-size: 13px; }
.about__li b { display: block; font-size: 14px; }
.about__li span { color: var(--fg-2); }
.about__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); margin-top: 6px; flex: none; }
.about__plans { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.about__plan { border: 2px solid var(--line); border-radius: var(--r); padding: 12px; background: var(--surface); }
.about__plan.is-best { border-color: var(--brand); }
.about__plan-t { font-weight: 900; font-size: 14px; }
.about__plan-d { font-size: 11px; color: var(--fg-2); min-height: 26px; }
.about__plan-p { font-size: 17px; font-weight: 900; margin-top: 6px; }
.about__foot { display: flex; gap: 8px; margin-top: auto; }
.about__foot > .btn { flex: 1; }
@media (max-width: 420px) {
  .about__grid { grid-template-columns: 1fr; }
  .gate__title { font-size: 22px; }
}

/* ================================ АКАДЕМИЯ =============================== */
.courses { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; }
.course-card {
  display: flex; gap: 12px; align-items: center; text-align: left;
  background: var(--surface); border: 1px solid var(--line); border-left: 5px solid var(--course, var(--brand));
  border-radius: var(--r-lg); padding: 14px; cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.course-card:hover { transform: translateY(-2px); box-shadow: var(--sh-2); }
.course-card__ico {
  width: 48px; height: 48px; flex: none; display: grid; place-items: center;
  font-size: 24px; border-radius: 14px; background: var(--surface-2);
}
.course-card__overline { font-size: 10px; font-weight: 900; letter-spacing: .05em; text-transform: uppercase; color: var(--fg-3); }
.course-card__title { font-size: 16px; font-weight: 900; margin: 2px 0; }
.course-card__meta { font-size: 12px; color: var(--fg-2); font-weight: 700; }
.course-card__go { width: 20px; color: var(--fg-3); flex: none; }
.courses-tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; }
.course-tool {
  display: flex; gap: 10px; align-items: center; text-align: left;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  padding: 12px; cursor: pointer; font: inherit; color: var(--fg);
}
.course-tool:hover { border-color: var(--line-2); }
.course-tool__ico { font-size: 22px; }
.course-tool b { display: block; font-size: 13px; }
.course-tool span { font-size: 11px; color: var(--fg-2); font-weight: 600; }

/* ================================ ТОВАРЫ ================================= */
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; margin-top: 8px; }
.prod {
  display: grid; gap: 3px; text-align: left; position: relative;
  background: var(--surface); border: 2px solid var(--line); border-radius: var(--r);
  padding: 12px; cursor: pointer; font: inherit; color: var(--fg);
}
.prod:hover { border-color: var(--brand); }
.prod__ico { width: 22px; height: 22px; color: var(--brand-600); }
.prod__t { font-size: 13px; font-weight: 900; }
.prod__d { font-size: 11px; color: var(--fg-2); line-height: 1.35; min-height: 30px; }
.prod__p { font-size: 14px; font-weight: 900; margin-top: 4px; }
.prod__owned { position: absolute; top: 8px; right: 8px; font-size: 9px; font-weight: 900; background: var(--brand-100); color: var(--brand-700); padding: 3px 6px; border-radius: 999px; }

/* ============================== РЕПЕТИТОР ================================ */
.plan-day {
  display: flex; gap: 12px; align-items: center; text-align: left; width: 100%;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r);
  padding: 11px 12px; cursor: pointer; font: inherit; color: var(--fg);
}
.plan-day.is-done { opacity: .65; }
.plan-day__n {
  width: 34px; height: 34px; flex: none; border-radius: 50%; display: grid; place-items: center;
  background: var(--surface-2); font-size: 13px; font-weight: 900;
}
.plan-day.is-done .plan-day__n { background: var(--brand); color: #fff; }
.plan-day__check { width: 22px; text-align: center; color: var(--brand-600); font-weight: 900; }

.referral-code {
  font-family: ui-monospace, monospace; font-size: 26px; font-weight: 900; letter-spacing: .18em;
  background: rgba(255, 255, 255, .18); border-radius: var(--r); padding: 12px; text-align: center;
}
.lb-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.lb-row:last-child { border-bottom: 0; }
.lb-row.is-me { background: var(--brand-100); border-radius: var(--r); padding: 10px; }
.lb-row__n { width: 32px; text-align: center; font-weight: 900; }
.lb-row__xp { font-weight: 900; font-size: 13px; color: var(--brand-700); }

/* ------------------------------ поля ввода -------------------------------- */
.input, select.input, textarea.input {
  width: 100%; padding: 12px 14px; border-radius: var(--r); border: 2px solid var(--line);
  background: var(--surface); color: var(--fg); font: inherit; font-size: 15px; outline: 0;
}
.input:focus { border-color: var(--brand); }
select.input { appearance: none; }