/* Rememios — Czech A1 lesson page */
body > header{width:auto;max-width:1300px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;box-sizing:border-box}
.lesson-page{max-width:1300px;margin:0 auto;padding:24px 24px 72px}
.breadcrumbs{display:flex;gap:8px;align-items:center;margin:10px 0 24px;color:var(--muted);font-size:.9rem}
.breadcrumbs a{color:var(--muted);text-decoration:none}.breadcrumbs a:hover{color:var(--purple)}
.lesson-hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:32px;align-items:stretch;padding:20px 0 38px}
.lesson-kicker{display:inline-flex;padding:7px 11px;border-radius:999px;background:#f0ecff;color:var(--purple);font-size:.82rem;font-weight:800}
.lesson-hero h1{margin:14px 0 8px;font-size:clamp(2.8rem,5vw,4.4rem);line-height:1;letter-spacing:-.04em}
.lesson-lead{margin:0;color:var(--text);font-size:1.22rem;font-weight:700}
.lesson-description{max-width:680px;margin:8px 0 0;color:var(--muted);line-height:1.55}
.lesson-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}.lesson-meta span{padding:7px 11px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.75);color:var(--muted);font-size:.86rem;font-weight:700}
.hero-focus{display:flex;flex-direction:column;justify-content:center;min-height:220px;padding:32px;border:1px solid var(--border);border-radius:22px;background:linear-gradient(145deg,#f5f2ff,#fff);box-shadow:0 18px 55px rgba(44,18,130,.07)}
.focus-label{color:var(--muted);font-size:.85rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.hero-focus strong{margin:10px 0 2px;color:var(--purple);font-size:3.2rem;letter-spacing:-.04em}.hero-focus>span:last-child{color:var(--muted);font-size:1.05rem}
.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.lesson-content{min-width:0}
.lesson-section{margin-bottom:22px;padding:26px;border:1px solid var(--border);border-radius:20px;background:rgba(255,255,255,.92);box-shadow:0 12px 35px rgba(44,18,130,.045);scroll-margin-top:20px}
.section-heading{display:grid;grid-template-columns:38px minmax(0,1fr);gap:13px;align-items:start;margin-bottom:20px}.section-step{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#f0ecff;color:var(--purple);font-weight:900}.section-heading h2{margin:2px 0 3px;font-size:1.35rem}.section-heading p{margin:0;color:var(--muted);font-size:.94rem}
.pattern-card{display:flex;align-items:center;gap:15px;padding:20px;border-radius:15px;background:#faf9ff}.pattern-card div{display:flex;flex-direction:column}.pattern-card strong{font-size:1.55rem}.pattern-card span{margin-top:2px;color:var(--muted)}
.audio-btn{display:flex;flex:0 0 auto;align-items:center;justify-content:center;width:34px;height:34px;border:0;border-radius:50%;background:#eee8ff;color:var(--purple);cursor:pointer;font-size:.7rem}.audio-btn.large{width:42px;height:42px}.audio-btn:hover{background:#e4dcff}
.vocab-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.vocab-card{display:flex;justify-content:space-between;gap:16px;padding:14px 16px;border:1px solid #eeeaf8;border-radius:13px;background:#fff}.vocab-card span{color:var(--muted);text-align:right}
.phrase-list{overflow:hidden;border:1px solid #eeeaf8;border-radius:15px}.phrase-row{display:grid;grid-template-columns:34px 1fr;gap:13px;align-items:center;padding:14px 16px;border-bottom:1px solid #eeeaf8}.phrase-row:last-child{border-bottom:0}.phrase-row div{display:flex;flex-direction:column}.phrase-row span{margin-top:2px;color:var(--muted);font-size:.92rem}
.practice-card{padding:22px;border-radius:16px;background:#faf9ff}.practice-top{display:flex;justify-content:space-between;color:var(--muted);font-size:.82rem;font-weight:800}.practice-card h3{margin:18px 0;font-size:1.25rem}.practice-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.practice-options button{padding:13px 14px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--text);cursor:pointer;text-align:left;font:inherit}.practice-options button:hover:not(:disabled){border-color:#b9a8ff}.practice-options button.correct{border-color:#62b58b;background:#f0fbf5}.practice-options button.wrong{border-color:#d98585;background:#fff4f4}.practice-feedback{margin-top:14px;color:var(--muted);line-height:1.45}.primary-button{margin-top:15px;padding:11px 16px;border:0;border-radius:12px;background:var(--gradient);color:#fff;font-weight:800;cursor:pointer}
.video-placeholder{display:flex;align-items:center;gap:18px;min-height:150px;padding:26px;border-radius:16px;background:linear-gradient(135deg,#1f185d,#5d3bd6);color:#fff}.video-mark{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.16)}.video-placeholder div:last-child{display:flex;flex-direction:column}.video-placeholder span{margin-top:5px;color:rgba(255,255,255,.72);line-height:1.45}
.lesson-navigation{display:grid;grid-template-columns:1fr auto 1fr;gap:15px;align-items:center;margin-top:28px;padding:18px 4px}.lesson-navigation a{justify-self:end;color:var(--purple);font-weight:800;text-decoration:none}.nav-disabled,.nav-position{color:var(--muted);font-size:.9rem}.nav-position{justify-self:center}
.lesson-sidebar{position:sticky;top:16px}.side-card{margin-bottom:18px;padding:19px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.92);box-shadow:0 14px 40px rgba(44,18,130,.05)}.side-card h2{margin:0 0 14px;font-size:1.05rem}.side-card>a:not(.club-card a){display:grid;grid-template-columns:25px 1fr;gap:8px;align-items:center;padding:8px 0;color:var(--muted);text-decoration:none;font-size:.9rem}.side-card>a span{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:#f0ecff;color:var(--purple);font-size:.72rem;font-weight:900}.side-card ul{display:grid;gap:11px;margin:0;padding:0;list-style:none}.side-card li{display:grid;grid-template-columns:22px 1fr;gap:8px;color:var(--muted);font-size:.9rem;line-height:1.35}.side-card i{display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:#f0ecff;color:var(--purple);font-style:normal;font-weight:900;font-size:.72rem}.club-card{background:linear-gradient(145deg,#f5f2ff,#fff)}.club-card>strong{color:var(--purple)}.club-card p{margin:8px 0 12px;color:var(--muted);font-size:.9rem;line-height:1.45}.club-card>a{color:var(--purple);font-weight:800;text-decoration:none}
@media(max-width:900px){.lesson-hero{grid-template-columns:1fr}.hero-focus{min-height:150px}.lesson-layout{grid-template-columns:1fr}.lesson-sidebar{position:static;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.side-card{margin:0}}
@media(max-width:650px){body>header{padding-left:24px;padding-right:24px}.lesson-page{padding-top:12px}.lesson-hero{padding-top:8px}.lesson-section{padding:19px}.vocab-grid,.practice-options{grid-template-columns:1fr}.lesson-sidebar{display:none}.lesson-navigation{grid-template-columns:1fr 1fr}.nav-position{display:none}}


/* v2 — compact examples, generated practice, real YouTube */
#examples .phrase-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: visible;
  border: 0;
  border-radius: 0;
  gap: 10px;
}
#examples .phrase-row {
  min-height: 62px;
  padding: 11px 13px;
  border: 1px solid #eeeaf8;
  border-radius: 13px;
  background: #fff;
}
#examples .phrase-row:last-child { border-bottom: 1px solid #eeeaf8; }

.practice-prompt {
  margin: 18px 0 7px;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.practice-input-row {
  display: flex;
  gap: 9px;
}
.practice-input {
  width: 100%;
  min-height: 46px;
  padding: 10px 13px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  font: inherit;
  box-sizing: border-box;
}
.practice-input:focus {
  outline: 2px solid #ddd3ff;
  border-color: #b9a8ff;
}
.secondary-button {
  flex: 0 0 auto;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--purple);
  font-weight: 800;
  cursor: pointer;
}
.true-false-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.youtube-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 16px;
  background: #21145d;
}
.youtube-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.youtube-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-top: 12px;
}
.youtube-meta span {
  color: var(--muted);
  font-size: .9rem;
}
.youtube-meta a {
  color: var(--purple);
  font-weight: 800;
  text-decoration: none;
}
@media(max-width:700px) {
  #examples .phrase-list { grid-template-columns: 1fr; }
  .practice-input-row { flex-direction: column; }
  .secondary-button { width: 100%; }
}

/* Generic data-driven content, Template v1 */
.content-block{margin:0 0 28px}.content-block-head{margin:0 0 12px}
.content-block-head h3{margin:0 0 4px;font-size:1.15rem}.content-block-head p{margin:0;color:var(--muted);line-height:1.5}
.hero-summary{display:flex;flex-direction:column;justify-content:center;padding:26px;border-radius:24px;background:linear-gradient(145deg,#f2efff,#faf9ff);border:1px solid #e7e0ff}
.hero-summary .focus-label{margin-bottom:10px}.hero-summary strong{font-size:1.25rem;line-height:1.3}.hero-summary span:last-child{margin-top:8px;color:var(--muted);line-height:1.45}


/* v3 — mobile Watch metadata and lesson navigation */
@media (max-width: 650px) {
  .youtube-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
  }

  .youtube-meta span {
    width: 100%;
  }

  .youtube-meta a {
    align-self: flex-start;
  }

  .lesson-navigation {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 8px;
    align-items: center;
    width: 100%;
  }

  .lesson-navigation .previous-lesson {
    grid-column: 1;
    justify-self: start;
  }

  .lesson-navigation .nav-position {
    grid-column: 2;
    justify-self: center;
    display: none;
  }

  .lesson-navigation .next-lesson {
    grid-column: 3;
    justify-self: end;
  }

  .lesson-navigation .lesson-nav-empty:first-child {
    grid-column: 1;
  }

  .lesson-navigation .lesson-nav-empty:last-child {
    grid-column: 3;
  }
}