/* ============================================================================
   kurs.nekrasova-jurist.ru — минимальный стиль кабинета и админки.
   Палитра сайта: тёмно-синий акцент #1A3A63, тёплый фон #FBF8F3.
   Один файл, ноль зависимостей (кроме hls.js на странице кабинета).
   ========================================================================== */
:root {
  color-scheme: light dark;
  --c-bg:        #FBF8F3;
  --c-surface:   #FFFDF9;
  --c-line:      #E3D9C9;
  --c-ink:       #14161A;
  --c-ink-muted: #56524B;
  --c-accent:    #1A3A63;
  --c-accent-strong: #12294A;
  --c-on-accent: #FFFFFF;
  --c-warn:      #8A2B20;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Noto Sans", "Liberation Sans", "Helvetica Neue", Arial, sans-serif;
  --w: 52rem;
  --r: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --c-bg:        #0F1115;
    --c-surface:   #191C22;
    --c-line:      #2A2F38;
    --c-ink:       #F6F1E9;
    --c-ink-muted: #ADA79E;
    --c-accent:    #9DBBDF;
    --c-accent-strong: #C2D6EE;
    --c-on-accent: #0F1115;
    --c-warn:      #F0A79B;
  }
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font: 16px/1.55 var(--font-sans);
  overflow-wrap: anywhere;
}
.wrap { width: min(100%, var(--w)); margin: 0 auto; padding: 0 1rem; }

a { color: var(--c-accent); }

.top {
  background: var(--c-accent);
  color: var(--c-on-accent);
  padding: .75rem 0;
}
.top__row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { font-weight: 700; letter-spacing: .01em; }

.foot { margin-top: 3rem; padding: 1.5rem 0; border-top: 1px solid var(--c-line); }
.muted { color: var(--c-ink-muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .85em; }

.h1 { font-size: 1.5rem; margin: 1.25rem 0 .5rem; }
.h2 { font-size: 1.15rem; margin: 1.25rem 0 .5rem; }

.panel {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r);
  padding: 1rem 1.25rem;
  margin: 1rem 0;
}
.notice { text-align: center; margin-top: 3rem; }

.flash {
  background: var(--c-surface);
  border: 1px solid var(--c-accent);
  border-radius: var(--r);
  padding: .5rem 1rem;
  margin: 1rem 0;
}
.flash p { margin: .25rem 0; }

/* --- кабинет --- */
.kabinet__head { margin: 1.5rem 0 1rem; }

/* материалы курса (вверху) */
.materials {
  background: var(--c-surface); border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 1.1rem 1.25rem; margin: 1rem 0 2rem;
}
.materials__title { font-size: 1.05rem; margin: 0 0 .25rem; }
.materials__hint { margin: 0 0 .75rem; font-size: .9rem; }
.materials__row { display: flex; flex-wrap: wrap; gap: .6rem; }
.mat-btn {
  display: inline-flex; align-items: center; gap: .55rem; text-decoration: none;
  padding: .55rem .8rem; border: 1px solid var(--c-accent); border-radius: 10px;
  background: transparent; color: var(--c-accent); font-weight: 600; font-size: .92rem;
}
.mat-btn:hover { background: var(--c-accent); color: var(--c-on-accent); }
.mat-btn__ico {
  font-size: .66rem; font-weight: 700; letter-spacing: .03em;
  border: 1px solid currentColor; border-radius: 4px; padding: .05rem .3rem;
}

/* список уроков */
.kabinet .lessons { list-style: none; margin: 0; padding: 0; }
.lesson {
  margin: 0 0 2rem; padding: 1.25rem; background: var(--c-surface);
  border: 1px solid var(--c-line); border-radius: var(--r);
}
.lesson__head { display: flex; gap: .9rem; align-items: baseline; margin: 0 0 .9rem; }
.lesson__num {
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 1.4rem;
  color: var(--c-accent); line-height: 1; opacity: .55;
}
.lesson__headtext { flex: 1; min-width: 0; }
.lesson__title { font-size: 1.2rem; margin: 0 0 .2rem; }
.lesson__lead { margin: 0; color: var(--c-ink-muted); font-size: .95rem; }
.lesson__player { background: #000; border-radius: 10px; overflow: hidden; }
.lesson video.hls { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; }
.lesson__body { margin-top: 1rem; }
.lb { margin: 0 0 1rem; }
.lb__h {
  font-size: .82rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--c-ink-muted); margin: 0 0 .35rem;
}
.lb__p { margin: 0; }
.lb__list { margin: 0; padding-left: 1.15rem; }
.lb__list li { margin: 0 0 .45rem; }

/* комментарий Олеси */
.olesya {
  margin: 1rem 0; padding: .9rem 1.1rem; border-left: 3px solid var(--c-accent);
  background: color-mix(in srgb, var(--c-accent) 8%, var(--c-surface));
  border-radius: 0 10px 10px 0;
}
.olesya__label {
  display: block; font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--c-accent); margin-bottom: .3rem;
}
.olesya__text { margin: 0; font-style: italic; }

/* скачать урок */
.lesson__dl {
  display: flex; flex-wrap: wrap; gap: .5rem; align-items: center;
  margin-top: 1rem; padding-top: .9rem; border-top: 1px solid var(--c-line);
}
.lesson__dl-label { font-size: .85rem; color: var(--c-ink-muted); font-weight: 600; margin-right: .2rem; }
.dl-btn {
  text-decoration: none; font-size: .85rem; font-weight: 600;
  padding: .4rem .7rem; border: 1px solid var(--c-line); border-radius: 8px;
  color: var(--c-accent); background: var(--c-bg);
}
.dl-btn:hover { border-color: var(--c-accent); }
.dl-btn--pdf { border-color: var(--c-accent); }

.tag {
  display: inline-block; font-size: .7rem; font-weight: 600; vertical-align: middle;
  padding: .1rem .4rem; border-radius: 999px;
  background: var(--c-accent); color: var(--c-on-accent);
}

/* --- формы / кнопки --- */
.lbl { display: block; font-weight: 600; margin: .5rem 0 .25rem; }
.fld {
  width: 100%; padding: .6rem .7rem; font: inherit;
  border: 1px solid var(--c-line); border-radius: 8px;
  background: var(--c-bg); color: var(--c-ink);
}
.btn {
  display: inline-block; cursor: pointer; font: inherit; font-weight: 600;
  padding: .55rem 1rem; border-radius: 8px; border: 1px solid var(--c-accent);
  background: var(--c-accent); color: var(--c-on-accent);
}
.btn--big { width: 100%; padding: .75rem 1rem; margin-top: .75rem; }
.btn--ghost { background: transparent; color: var(--c-accent); }
.btn--warn { border-color: var(--c-warn); color: var(--c-warn); }
.auth { max-width: 22rem; margin: 2rem auto; }
.auth__err { color: var(--c-warn); font-weight: 600; }
.grant { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.grant .fld { flex: 1 1 16rem; width: auto; }

/* --- админ-таблицы --- */
.admin__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.tablewrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: .9rem; }
.tbl th, .tbl td { text-align: left; padding: .4rem .5rem; border-bottom: 1px solid var(--c-line); white-space: nowrap; }
.tbl th { color: var(--c-ink-muted); font-weight: 600; }
.tbl tr.revoked { opacity: .5; }

/* переключатели плеера: качество / скорость */
.player-ctl {
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-top: .6rem;
}
.pc {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .85rem; color: var(--c-ink-muted);
}
.pc select {
  font: inherit; font-size: .85rem; padding: .3rem .5rem; cursor: pointer;
  border: 1px solid var(--c-line); border-radius: 8px;
  background: var(--c-surface); color: var(--c-ink);
}

/* --- отзыв о курсе (закрытый кабинет) --- */
.reviews {
  background: var(--c-surface); border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 1.1rem 1.25rem; margin: 2.5rem 0 1rem;
}
.review-form { margin-top: 1rem; max-width: 34rem; }
.review-form .field { margin: 0 0 .9rem; }
.review-form label {
  display: block; font-size: .82rem; font-weight: 600;
  color: var(--c-ink-muted); margin: 0 0 .3rem;
}
.review-form input,
.review-form select,
.review-form textarea {
  width: 100%; font: inherit; color: var(--c-ink); background: var(--c-bg);
  border: 1px solid var(--c-line); border-radius: 8px; padding: .55rem .7rem;
  box-sizing: border-box;
}
.review-form textarea { resize: vertical; min-height: 6rem; }
.review-form input:focus,
.review-form select:focus,
.review-form textarea:focus { outline: none; border-color: var(--c-accent); }

/* --- практикум-самопроверка (тест в кабинете) --- */
.quiz-sec { margin: 2.5rem 0 1rem; }
.quiz { margin-top: 1rem; }
.quiz__q {
  background: var(--c-surface); border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 1rem 1.1rem; margin: 0 0 1rem;
}
.quiz__qtext { font-weight: 600; margin: 0 0 .7rem; }
.quiz__opt {
  display: flex; gap: .55rem; align-items: flex-start;
  padding: .5rem .6rem; border: 1px solid var(--c-line); border-radius: 8px;
  margin: 0 0 .5rem; cursor: pointer; background: var(--c-bg);
}
.quiz__opt:hover { border-color: var(--c-accent); }
.quiz__opt input { margin-top: .2rem; flex: none; }
.quiz__opt.is-correct { border-color: #2e7d5b; background: color-mix(in srgb, #2e7d5b 12%, var(--c-bg)); }
.quiz__opt.is-wrong { border-color: var(--c-warn); background: color-mix(in srgb, var(--c-warn) 10%, var(--c-bg)); }
.quiz__fb { margin: .6rem 0 0; font-size: .92rem; padding: .5rem .7rem; border-radius: 8px; }
.quiz__fb.is-ok { color: #1e5c41; background: color-mix(in srgb, #2e7d5b 12%, var(--c-surface)); }
.quiz__fb.is-no { color: var(--c-warn); background: color-mix(in srgb, var(--c-warn) 9%, var(--c-surface)); }
.quiz__actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: .5rem; }
.quiz__score { font-weight: 700; color: var(--c-accent); }

/* --- бесконечный практикум: движок «один вопрос → разбор → следующий» --- */
.quiz__stats { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.quiz__streak { font-weight: 700; color: var(--c-accent); }
.quiz__count { color: var(--c-ink-muted); font-size: .9rem; }
.quiz__card {
  background: var(--c-surface); border: 1px solid var(--c-line);
  border-radius: var(--r); padding: 1.1rem 1.2rem;
}
.quiz__kind {
  display: inline-block; font-size: .7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--c-on-accent); background: var(--c-accent);
  padding: .12rem .5rem; border-radius: 999px; margin-bottom: .6rem;
}
.quiz__qtext { font-weight: 600; margin: 0 0 .9rem; white-space: pre-line; }
.quiz__opts { display: flex; flex-direction: column; gap: .5rem; }
.quiz__opt-btn {
  text-align: left; font: inherit; cursor: pointer; padding: .7rem .8rem;
  border: 1px solid var(--c-line); border-radius: 10px;
  background: var(--c-bg); color: var(--c-ink);
}
.quiz__opt-btn:hover:not(:disabled) { border-color: var(--c-accent); }
.quiz__opt-btn:disabled { cursor: default; }
.quiz__opt-btn.is-correct { border-color: #2e7d5b; background: color-mix(in srgb, #2e7d5b 14%, var(--c-bg)); font-weight: 600; }
.quiz__opt-btn.is-wrong { border-color: var(--c-warn); background: color-mix(in srgb, var(--c-warn) 12%, var(--c-bg)); }
.quiz__next { margin-top: 1rem; }

/* прогресс по кругам */
.quiz__progress { font-weight: 700; color: var(--c-accent); }
.quiz__round-note { margin: 0 0 .7rem; font-size: .9rem; color: var(--c-accent); font-weight: 600; }