/* Devsign Academy styles */
.learn-hero { padding: 2.4rem 0 1.8rem; }
.learn-card { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1.3rem; box-shadow: var(--shadow); }
.field { display: block; margin-bottom: 1rem; }
.field span { display: block; font-size: .85rem; font-weight: 600; color: var(--c-ink); margin-bottom: .35rem; }
.field input { width: 100%; padding: .65rem .8rem; border: 1px solid var(--c-line); border-radius: var(--radius-sm); font-size: 1rem; background: #fff; }
.field input:focus { outline: 2px solid var(--c-primary); outline-offset: 1px; border-color: var(--c-primary); }

.user-chip { display: flex; align-items: center; gap: .7rem; flex-wrap: wrap; }
.xp-display { font-weight: 700; color: var(--c-primary-deep); }
.xp-track { max-width: 520px; }
.xp-bar { height: 10px; border-radius: 999px; background: var(--c-line); overflow: hidden; }
.xp-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--c-primary), var(--c-accent)); border-radius: 999px; transition: width .4s ease; }
.xp-caption { font-size: .8rem; color: var(--c-muted); margin: .4rem 0 0; }

.level-row { display: flex; justify-content: space-between; align-items: center; padding: .5rem 0; border-bottom: 1px dashed var(--c-line); }
.level-row:last-child { border-bottom: 0; }
.level-chip { display: inline-block; padding: .25rem .7rem; border-radius: 999px; font-size: .78rem; font-weight: 700; background: var(--c-line); color: var(--c-ink); }
.level-chip.lv1 { background: #e2e8f0; } .level-chip.lv2 { background: #cde8d5; } .level-chip.lv3 { background: #c9e2f5; }
.level-chip.lv4 { background: #e3d9f9; } .level-chip.lv5, .level-chip.lv-current { background: linear-gradient(90deg, var(--c-primary), var(--c-accent)); color: #fff; }
.level-xp { font-size: .8rem; color: var(--c-muted); }

.badge-wall { display: flex; flex-wrap: wrap; gap: .5rem; }
.badge-chip { padding: .3rem .75rem; border-radius: 999px; font-size: .78rem; font-weight: 700; }
.badge-chip.earned { background: linear-gradient(90deg, #f59e0b, #f97316); color: #fff; box-shadow: 0 2px 8px rgba(245, 158, 11, .35); }
.badge-chip.locked { background: var(--c-line); color: var(--c-muted); }

.dash-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .8rem; margin-bottom: 1.4rem; }
.stat-box { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1rem; text-align: center; }
.stat-box strong { display: block; font-size: 1.5rem; color: var(--c-primary-deep); }
.stat-box span { font-size: .8rem; color: var(--c-muted); }

.continue-card { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.4rem; flex-wrap: wrap; }
.module-block { margin-bottom: 1rem; }
.module-block.done { border-color: #86efac; }
.module-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .6rem; }
.module-head h3 { font-size: 1.05rem; margin: 0; display: flex; align-items: center; gap: .5rem; }
.module-status { font-size: .8rem; color: var(--c-muted); }
.module-block.done .module-status { color: #16a34a; font-weight: 700; }
.lesson-list { list-style: none; padding: 0; margin: 0; }
.lesson-list li { border-top: 1px solid var(--c-line); }
.lesson-list a { display: flex; align-items: center; gap: .6rem; padding: .6rem .2rem; font-size: .93rem; color: var(--c-text-2); text-decoration: none; }
.lesson-list a:hover { color: var(--c-primary-deep); }
.lesson-list li.done a { color: var(--c-ink); font-weight: 600; }
.lesson-list li.done a svg { color: #16a34a; }

.lesson-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 2rem; align-items: start; }
.lesson-side { position: sticky; top: 90px; display: grid; gap: 1rem; }
@media (max-width: 900px) { .lesson-layout { grid-template-columns: 1fr; } .lesson-side { position: static; } }

.quiz-form .quiz-q, .quiz-q { border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1.1rem 1.2rem; margin-bottom: 1rem; background: var(--c-surface); }
.quiz-q legend { font-weight: 700; padding: 0 .4rem; color: var(--c-ink); }
.quiz-opt { display: flex; align-items: flex-start; gap: .6rem; padding: .55rem .7rem; border-radius: var(--radius-sm); cursor: pointer; font-size: .95rem; }
.quiz-opt:hover { background: var(--c-line); }
.quiz-opt input { margin-top: .25rem; }
.mission-check { font-size: .97rem; }

.boss-hero { background: linear-gradient(135deg, rgba(124, 58, 237, .12), rgba(245, 158, 11, .10)); }

/* ---- Slide deck ---- */
.deck-overlay { position: fixed; inset: 0; z-index: 1000; background: #0f172a; display: flex; flex-direction: column; color: #e2e8f0; }
.deck-top, .deck-bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .8rem 1.2rem; }
.deck-top { border-bottom: 1px solid rgba(255, 255, 255, .08); }
.deck-bottom { border-top: 1px solid rgba(255, 255, 255, .08); }
.deck-btn { background: rgba(255, 255, 255, .08); color: #e2e8f0; border: 1px solid rgba(255, 255, 255, .15); border-radius: 8px; padding: .45rem .9rem; cursor: pointer; font-size: .88rem; font-family: inherit; }
.deck-btn:hover { background: rgba(255, 255, 255, .16); }
.deck-stage { flex: 1; position: relative; overflow: hidden; cursor: pointer; }
.slide { position: absolute; inset: 0; display: none; flex-direction: column; justify-content: center; padding: 3rem clamp(2rem, 8vw, 8rem); }
.slide.active { display: flex; }
.slide h2 { font-size: clamp(1.4rem, 3.5vw, 2.3rem); margin-bottom: 1.4rem; color: #fff; }
.slide-sub { font-size: 1.05rem; color: #94a3b8; }
.slide-center { text-align: center; }
.slide-center blockquote { font-size: clamp(1.2rem, 2.6vw, 1.9rem); line-height: 1.6; color: #e2e8f0; border: 0; padding: 0; }
.slide-bullets li { font-size: clamp(1rem, 2vw, 1.35rem); line-height: 1.55; margin-bottom: .8rem; padding-left: 1.2rem; position: relative; color: #cbd5e1; }
.slide-bullets li::before { content: "▸"; position: absolute; left: 0; color: #38bdf8; }
.slide-table { width: 100%; border-collapse: collapse; font-size: clamp(.85rem, 1.6vw, 1.05rem); }
.slide-table th { text-align: left; padding: .55rem .7rem; color: #7dd3fc; border-bottom: 2px solid rgba(255, 255, 255, .2); }
.slide-table td { padding: .55rem .7rem; color: #cbd5e1; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.deck-progress { flex: 1; display: flex; align-items: center; gap: .8rem; max-width: 420px; margin: 0 auto; }
.deck-track { flex: 1; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .12); overflow: hidden; }
.deck-bar { display: block; height: 100%; width: 0; border-radius: 4px; background: linear-gradient(90deg, #38bdf8, #818cf8); transition: width .3s ease; }
.deck-count { font-size: .82rem; color: #94a3b8; white-space: nowrap; }

@media print {
  .deck-overlay { position: static; background: #fff; color: #111; display: block; }
  .deck-overlay[hidden] { display: block; }
  .slide { position: static; display: flex; page-break-after: always; min-height: 90vh; }
  .deck-btn, .deck-bottom { display: none; }
  body * { visibility: hidden; }
  .deck-overlay, .deck-overlay * { visibility: visible; }
  .slide h2 { color: #0f172a; }
  .slide-bullets li, .slide-table td { color: #334155; }
}

/* Course catalog cards */
.course-card { display: flex; flex-direction: column; height: 100%; }
.course-card-head { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; margin-bottom: .7rem; }
.course-chip { display: inline-block; padding: .24rem .7rem; border-radius: 999px; font-size: .72rem; font-weight: 700; background: var(--c-line); color: var(--c-text-2); letter-spacing: .02em; }
.chip-flagship { background: linear-gradient(90deg, var(--c-primary), var(--c-accent)); color: #fff; }
.chip-research { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.course-card.flagship { border: 2px solid rgba(45, 127, 249, .5); box-shadow: 0 10px 32px rgba(45, 127, 249, .14); }
.course-title { font-size: 1.22rem; font-weight: 700; line-height: 1.28; margin: .15rem 0 .55rem; min-height: 3.1rem; }
.course-tagline { font-weight: 600; color: var(--c-text-2); font-size: .95rem; line-height: 1.45; min-height: 2.75rem; margin: 0 0 .7rem; }
.course-audience { font-size: .85rem; color: var(--c-muted); margin: 0 0 1rem; padding-bottom: .9rem; border-bottom: 1px dashed var(--c-line); }
.course-stats { list-style: none; padding: 0; margin: 0 0 1.1rem; display: grid; gap: .5rem; }
.course-stats li { display: flex; gap: .7rem; align-items: baseline; font-size: .87rem; }
.course-stats li > span:first-child { min-width: 62px; color: var(--c-muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 700; }
.course-stats strong { color: var(--c-text); font-weight: 600; }
.course-cta { margin-top: auto; }
.course-note { font-size: .78rem; color: var(--c-muted); margin: .8rem 0 0; }
.course-card.flagship .course-note { color: var(--c-primary-deep); font-weight: 600; }
@media (max-width: 700px) { .course-title { min-height: 0; } .course-tagline { min-height: 0; } }