/* ==========================================================================
   Marlowe & Finch — course.css
   Single Course page. Ported from design-mockup/css/style.css.
   ========================================================================== */

.course-hero{ padding: 44px 0 90px; border-bottom: 1px solid var(--border); }
.course-hero .wrap{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
}
.course-hero-copy h1{ margin-top: 14px; font-size: 42px; line-height: 1.16; }
.course-hero-copy .lede{ margin-top: 20px; color: var(--ink-muted); font-size: 16px; line-height: 1.75; max-width: 520px; }
.course-hero-facts{
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 32px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
}
.course-hero-facts div{ min-width: 100px; }
.course-hero-facts strong{ display: block; font-family: var(--font-serif); font-size: 18px; color: var(--primary); }
.course-hero-facts span{ font-size: 11px; color: var(--ink-muted); letter-spacing: 0.04em; text-transform: uppercase; }
.course-hero-actions{
  display: flex;
  align-items: center;
  gap: 26px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.course-hero-price{ font-family: var(--font-serif); font-size: 26px; color: var(--primary); }
.course-hero-cover{ position: relative; }
.course-hero-cover img{
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border: 6px solid var(--cream);
  outline: 1px solid var(--border-strong);
}
.course-hero-cover .tag{
  position: absolute;
  top: 20px; left: -6px;
  background: var(--primary);
  color: var(--cream);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 8px 14px;
}

.curriculum-list{ border-top: 1px solid var(--border-strong); }
.curriculum-module{ border-bottom: 1px solid var(--border); }
.curriculum-module summary{
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 4px;
}
.curriculum-module summary::-webkit-details-marker{ display: none; }
.curriculum-module summary .mod-left{ display: flex; align-items: baseline; gap: 18px; }
.curriculum-module summary .mod-num{ font-family: var(--font-serif); color: var(--accent-dark); font-size: 15px; flex-shrink: 0; }
.curriculum-module summary .mod-title{ font-family: var(--font-serif); font-size: 19px; color: var(--primary); }
.curriculum-module summary .mod-meta{ font-size: 12px; color: var(--ink-muted); white-space: nowrap; }
.curriculum-module summary .mod-right{ display: flex; align-items: center; gap: 16px; }
.mod-icon{
  width: 22px; height: 22px;
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; color: var(--primary);
  flex-shrink: 0;
}
.mod-icon::before{ content: "+"; }
.curriculum-module[open] .mod-icon{ background: var(--primary); color: var(--cream); }
.curriculum-module[open] .mod-icon::before{ content: "\2212"; }
.curriculum-lessons{ padding: 0 4px 26px 0; margin-left: 40px; }
.curriculum-lessons li{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  font-size: 13.5px;
  color: var(--ink-muted);
  border-top: 1px solid var(--border);
}
.curriculum-lessons li:first-child{ border-top: none; }

.instructor-block{
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 36px;
  align-items: start;
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
}
.instructor-block img{
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  border: 1px solid var(--border-strong);
  filter: sepia(0.1) saturate(0.9);
}
.instructor-block h3{ font-size: 21px; }
.instructor-block .role{ margin-top: 6px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--secondary); }
.instructor-block p{ margin-top: 16px; color: var(--ink-muted); font-size: 14.5px; line-height: 1.7; max-width: 540px; }
.instructor-block .link-underline{ margin-top: 18px; display: inline-block; }

.course-grid-3{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.enroll-band{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.enroll-band .enroll-heading{ margin-top: 14px; font-size: 32px; }
.enroll-band .enroll-price{ font-family: var(--font-serif); font-size: 32px; color: var(--cream); }
.enroll-band .enroll-price span{ display: block; margin-top: 6px; font-family: var(--font-sans); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; color: rgba(246,242,232,0.6); }
.enroll-actions{ display: flex; gap: 20px; flex-wrap: wrap; }