/* ==========================================================
   CryptoSchool — личный кабинет
   Токены взяты из index.html, чтобы кабинет не выбивался
   ========================================================== */

:root {
  --bg:            #050505;
  --bg-raised:     #0b0e11;
  --card:          rgba(255, 255, 255, 0.03);
  --card-hover:    rgba(255, 255, 255, 0.05);
  --line:          rgba(255, 255, 255, 0.08);
  --yellow:        #f3ba2f;
  --green:         #10b981;
  --red:           #f6465d;
  --text:          #eaecef;
  --muted:         #848e9c;
  --radius-lg:     24px;
  --radius-sm:     12px;
  --transition:    all 0.3s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---------- Шапка ---------- */

.cab-header {
  background: rgba(11, 14, 17, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #22262c;
  position: sticky;
  top: 0;
  z-index: 100;
}

.cab-header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.cab-logo {
  font-weight: 900;
  font-size: 20px;
  color: var(--yellow);
  letter-spacing: -0.5px;
  white-space: nowrap;
}
.cab-logo span { color: var(--text); }

.cab-nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
  align-items: center;
  flex-wrap: wrap;
}

.cab-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  transition: var(--transition);
}
.cab-nav a:hover,
.cab-nav a.is-current { color: var(--yellow); }

.cab-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 22px;
  border-left: 1px solid #22262c;
}

.cab-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--yellow);
  color: #000;
  font-weight: 800;
  font-size: 14px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.cab-user-name { font-size: 14px; font-weight: 600; }
.cab-user-exit { font-size: 12px; color: var(--muted); }
.cab-user-exit:hover { color: var(--red); }

/* ---------- Каркас страницы ---------- */

.cab-wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.cab-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 8px;
}

.cab-subtitle {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 40px;
  max-width: 62ch;
}

.cab-back {
  display: inline-block;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 24px;
  transition: var(--transition);
}
.cab-back:hover { color: var(--yellow); }

/* ---------- Карточки курсов ---------- */

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.c-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.c-card:hover {
  background: var(--card-hover);
  border-color: rgba(243, 186, 47, 0.3);
}

.c-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 18px;
  background: rgba(255, 255, 255, 0.1);
}
.c-badge.yellow { background: rgba(243, 186, 47, 0.18); color: var(--yellow); }
.c-badge.green  { background: rgba(16, 185, 129, 0.18); color: var(--green); }

.c-card h3 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.4px;
  margin-bottom: 10px;
}

.c-card p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 26px;
}

.c-meta {
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.c-progress-text { font-size: 13px; color: var(--muted); }
.c-progress-text b { color: var(--text); font-weight: 700; }

.bar {
  height: 5px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 14px;
}
.bar > i {
  display: block;
  height: 100%;
  background: var(--yellow);
  border-radius: 100px;
  transition: width 0.4s ease;
}

/* ---------- Кнопки ---------- */

.btn {
  display: inline-block;
  background: var(--yellow);
  color: #000;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--yellow); color: var(--yellow); opacity: 1; }

.btn-danger { background: transparent; color: var(--red); border: 1px solid rgba(246,70,93,.3); }
.btn-danger:hover { background: rgba(246,70,93,.1); }

.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-wide { width: 100%; text-align: center; }

/* ---------- Список уроков ---------- */

.lesson-list { display: flex; flex-direction: column; gap: 10px; }

.lesson-row {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  transition: var(--transition);
}
.lesson-row:hover { background: var(--card-hover); border-color: rgba(243,186,47,.3); }

.lesson-num {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700;
  color: var(--muted);
  flex-shrink: 0;
}
.lesson-row.done .lesson-num {
  background: rgba(16,185,129,.15);
  border-color: transparent;
  color: var(--green);
}

.lesson-body { flex: 1; min-width: 0; }
.lesson-body h4 { font-size: 16px; font-weight: 600; }
.lesson-body span { font-size: 13px; color: var(--muted); }

/* ---------- Плеер ---------- */

.player {
  position: relative;
  padding-top: 56.25%;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: 28px;
}
.player iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.player-missing {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  padding: 24px;
}

/* ---------- Вход ---------- */

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-box {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.login-box .cab-logo { font-size: 22px; display: block; margin-bottom: 28px; }
.login-box h1 { font-size: 26px; font-weight: 800; margin-bottom: 6px; letter-spacing: -0.5px; }
.login-box .hint { color: var(--muted); font-size: 14px; margin-bottom: 28px; }

/* ---------- Формы ---------- */

.field { margin-bottom: 18px; }

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 7px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: var(--transition);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--yellow);
  background: rgba(255, 255, 255, 0.06);
}
.field textarea { resize: vertical; min-height: 90px; }
.field select option { background: var(--bg-raised); }

.field-row { display: flex; gap: 14px; flex-wrap: wrap; }
.field-row > .field { flex: 1; min-width: 180px; }

/* ---------- Сообщения ---------- */

.msg {
  border-radius: var(--radius-sm);
  padding: 13px 18px;
  font-size: 14px;
  margin-bottom: 22px;
}
.msg-error { background: rgba(246, 70, 93, 0.12); color: #ff8fa0; }
.msg-ok    { background: rgba(16, 185, 129, 0.12); color: #4ade80; }

.empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius-lg);
  padding: 56px 32px;
  text-align: center;
  color: var(--muted);
}
.empty h3 { color: var(--text); font-size: 19px; margin-bottom: 8px; font-weight: 700; }
.empty p { font-size: 14px; margin-bottom: 22px; }

/* ---------- Таблицы админки ---------- */

.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

table.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 620px;
}

table.tbl th {
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

table.tbl td {
  padding: 15px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: middle;
}

table.tbl tr:hover td { background: rgba(255, 255, 255, 0.02); }
table.tbl a:hover { color: var(--yellow); }

.tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.tag-new     { background: rgba(243, 186, 47, 0.18); color: var(--yellow); }
.tag-progress{ background: rgba(255, 255, 255, 0.1);  color: var(--text); }
.tag-paid    { background: rgba(16, 185, 129, 0.18); color: var(--green); }
.tag-rejected{ background: rgba(246, 70, 93, 0.15);  color: #ff8fa0; }

/* ---------- Плитки статистики ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 44px;
}

.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
}
.stat b { display: block; font-size: 34px; font-weight: 800; letter-spacing: -1.5px; }
.stat span { font-size: 13px; color: var(--muted); }
.stat.accent b { color: var(--yellow); }

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px;
  margin-bottom: 24px;
}
.panel h2 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 22px;
  letter-spacing: -0.3px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.section-head h2 { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.filters a {
  padding: 7px 16px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 13px;
  color: var(--muted);
  transition: var(--transition);
}
.filters a:hover { border-color: var(--yellow); color: var(--yellow); }
.filters a.is-current { background: var(--yellow); border-color: var(--yellow); color: #000; font-weight: 700; }

.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }

/* ---------- Мобильные ---------- */

@media (max-width: 720px) {
  .cab-header-inner { padding: 14px 18px; gap: 16px; flex-wrap: wrap; }
  .cab-nav { gap: 16px; width: 100%; margin-left: 0; order: 3; }
  .cab-user { margin-left: auto; padding-left: 16px; }
  .cab-user-name { display: none; }
  .cab-wrap { padding: 32px 18px 64px; }
  .cab-title { font-size: 28px; }
  .c-card, .panel, .login-box { padding: 24px; }
  .lesson-row { padding: 15px 16px; gap: 14px; }
}