/* ===========================================
   Èdè Yorùbá — Language Learning Plugin
   Inspired by Adire textile patterns & Yorùbá aesthetics
   =========================================== */

:root {
    --yl-font-display: 'Playfair Display', Georgia, serif;
    --yl-font-body: 'DM Sans', 'Noto Sans Yoruba', -apple-system, sans-serif;
    --yl-green: #2D7D46;
    --yl-green-light: #52B788;
    --yl-blue: #1B6FA8;
    --yl-blue-light: #48BFE3;
    --yl-purple: #7B2D8E;
    --yl-purple-light: #C77DFF;
    --yl-gold: #B8860B;
    --yl-gold-light: #FFD166;
    --yl-earth: #8B4513;
    --yl-cream: #FFF8F0;
    --yl-dark: #1A1A2E;
    --yl-gray: #6B7280;
    --yl-gray-light: #F3F4F6;
    --yl-radius: 12px;
    --yl-radius-lg: 20px;
    --yl-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --yl-shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --yl-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Base === */
.yl-app {
    font-family: var(--yl-font-body);
    color: #2D2D2D;
    line-height: 1.6;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}
.yl-app * { box-sizing: border-box; }
.yl-app img { max-width: 100%; height: auto; }
.yl-app a { text-decoration: none; }

/* === Hero Section === */
.yl-hero {
    position: relative;
    background: linear-gradient(135deg, #1A1A2E 0%, #16213E 40%, #0F3460 100%);
    border-radius: var(--yl-radius-lg);
    padding: 60px 40px;
    margin-bottom: 40px;
    overflow: hidden;
    color: #fff;
}
.yl-hero-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.06;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 20px, #fff 20px, #fff 21px),
        repeating-linear-gradient(-45deg, transparent, transparent 20px, #fff 20px, #fff 21px);
}
.yl-hero-content { position: relative; z-index: 2; max-width: 700px; }
.yl-hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 14px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.yl-hero-title {
    font-family: var(--yl-font-display);
    font-size: 52px;
    font-weight: 900;
    margin: 0 0 12px;
    line-height: 1.1;
    background: linear-gradient(135deg, #FFD166 0%, #F4A460 50%, #FF8C42 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.yl-hero-subtitle {
    font-size: 17px;
    opacity: 0.85;
    margin: 0 0 28px;
    line-height: 1.7;
    max-width: 560px;
}
.yl-hero-stats {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 8px;
}
.yl-hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    padding: 14px 20px;
    min-width: 100px;
    backdrop-filter: blur(6px);
}
.yl-hero-stat-icon { font-size: 22px; }
.yl-hero-stat-num { font-size: 26px; font-weight: 700; margin: 2px 0; }
.yl-hero-stat-label { font-size: 11px; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.5px; }

/* === Buttons === */
.yl-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: 8px;
    font-family: var(--yl-font-body);
    font-weight: 600;
    font-size: 14px;
    color: #fff;
    border: none;
    cursor: pointer;
    transition: var(--yl-transition);
    text-decoration: none;
    line-height: 1.4;
}
.yl-btn:hover { transform: translateY(-1px); box-shadow: var(--yl-shadow); filter: brightness(1.1); color: #fff; }
.yl-btn-hero { background: linear-gradient(135deg, #FFD166, #F4A460); color: #1A1A2E; font-size: 16px; padding: 14px 32px; border-radius: 12px; }
.yl-btn-sm { padding: 7px 16px; font-size: 13px; }
.yl-btn-lg { padding: 14px 32px; font-size: 16px; border-radius: 12px; }
.yl-btn-outline { background: transparent; border: 2px solid var(--yl-gray); color: var(--yl-gray); }
.yl-btn-outline:hover { color: #333; border-color: #333; }

/* === Level Sections === */
.yl-level-section { margin-bottom: 40px; }
.yl-level-header {
    border-radius: var(--yl-radius-lg) var(--yl-radius-lg) 0 0;
    padding: 32px 36px;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.yl-level-header::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 50%);
}
.yl-level-header-content { display: flex; align-items: center; gap: 16px; position: relative; z-index: 2; }
.yl-level-icon { font-size: 40px; }
.yl-level-title { font-family: var(--yl-font-display); font-size: 28px; margin: 0; font-weight: 700; }
.yl-level-subtitle { font-size: 14px; opacity: 0.9; }
.yl-level-desc { font-size: 15px; opacity: 0.9; margin: 12px 0 0; position: relative; z-index: 2; max-width: 600px; }

/* === Course Cards === */
.yl-course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 20px;
    padding: 24px;
    background: var(--yl-gray-light);
    border-radius: 0 0 var(--yl-radius-lg) var(--yl-radius-lg);
}
.yl-course-card {
    background: #fff;
    border-radius: var(--yl-radius);
    overflow: hidden;
    box-shadow: var(--yl-shadow);
    transition: var(--yl-transition);
    display: flex;
    flex-direction: column;
}
.yl-course-card:hover { transform: translateY(-3px); box-shadow: var(--yl-shadow-lg); }
.yl-course-card-image {
    position: relative;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.yl-course-code {
    font-family: var(--yl-font-display);
    font-size: 32px;
    font-weight: 900;
    color: rgba(255,255,255,0.9);
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.yl-course-thumb {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}
.yl-course-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.yl-course-card-title { font-size: 16px; font-weight: 700; margin: 0 0 6px; line-height: 1.3; }
.yl-course-card-desc { font-size: 13px; color: var(--yl-gray); margin: 0 0 12px; flex: 1; line-height: 1.5; }
.yl-course-card-meta { display: flex; gap: 12px; font-size: 12px; color: var(--yl-gray); margin-bottom: 12px; }
.yl-btn-course { width: 100%; justify-content: center; margin-top: auto; border-radius: 8px; }

/* === Progress Bars === */
.yl-progress-bar-wrap {
    width: 100%;
    height: 8px;
    background: #E5E7EB;
    border-radius: 4px;
    overflow: hidden;
    margin: 8px 0 4px;
}
.yl-progress-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
    min-width: 2px;
}
.yl-progress-sm { height: 5px; margin: 6px 0 0; }
.yl-progress-text { font-size: 12px; color: var(--yl-gray); }

/* === Week Blocks === */
.yl-weeks-container { padding: 20px 0; }
.yl-week-block {
    background: #fff;
    border-radius: var(--yl-radius);
    margin-bottom: 12px;
    box-shadow: var(--yl-shadow);
    overflow: hidden;
    border: 1px solid #E5E7EB;
}
.yl-week-block.yl-week-complete { border-left: 4px solid var(--yl-green); }
.yl-week-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    transition: var(--yl-transition);
}
.yl-week-header:hover { background: #FAFAFA; }
.yl-week-number {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}
.yl-week-info { flex: 1; }
.yl-week-info h3 { margin: 0 0 4px; font-size: 17px; font-weight: 600; }
.yl-week-info p { margin: 0 0 8px; font-size: 14px; color: var(--yl-gray); }
.yl-week-meta { display: flex; gap: 14px; font-size: 12px; color: var(--yl-gray); flex-wrap: wrap; }
.yl-week-toggle { font-size: 14px; color: var(--yl-gray); transition: var(--yl-transition); padding-top: 4px; }
.yl-week-block.open .yl-week-toggle { transform: rotate(180deg); }

/* === Week Content (expanded) === */
.yl-week-content { padding: 0 24px 24px; border-top: 1px solid #F0F0F0; }
.yl-content-section { margin-top: 24px; }
.yl-content-section h4 { font-size: 16px; margin: 0 0 14px; font-weight: 700; }

/* === Vocabulary Grid === */
.yl-vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}
.yl-vocab-card {
    background: var(--yl-gray-light);
    border-radius: 10px;
    padding: 12px;
    text-align: center;
    transition: var(--yl-transition);
}
.yl-vocab-card:hover { transform: scale(1.03); box-shadow: var(--yl-shadow); }
.yl-vocab-img {
    width: 100%;
    height: 80px;
    background-size: cover;
    background-position: center;
    border-radius: 6px;
    margin-bottom: 8px;
}
.yl-vocab-yoruba { display: block; font-size: 16px; color: var(--yl-dark); margin-bottom: 2px; }
.yl-vocab-english { display: block; font-size: 12px; color: var(--yl-gray); }
.yl-vocab-pron { display: block; font-size: 11px; color: var(--yl-blue); font-style: italic; margin-top: 2px; }

/* === Lessons List === */
.yl-lessons-list { display: flex; flex-direction: column; gap: 4px; }
.yl-lesson-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: var(--yl-gray-light);
    border-radius: 8px;
    transition: var(--yl-transition);
    color: inherit;
}
.yl-lesson-row:hover { background: #E8E8E8; transform: translateX(4px); color: inherit; }
.yl-lesson-row.yl-lesson-done { opacity: 0.7; }
.yl-lesson-icon { font-size: 22px; }
.yl-lesson-info { flex: 1; }
.yl-lesson-info strong { display: block; font-size: 14px; }
.yl-lesson-type { font-size: 12px; color: var(--yl-gray); }
.yl-lesson-status { font-size: 18px; }

/* === Dialogue Box === */
.yl-dialogue-context { font-size: 14px; color: var(--yl-gray); font-style: italic; margin-bottom: 12px; }
.yl-dialogue-box {
    background: var(--yl-cream);
    border-radius: var(--yl-radius);
    padding: 18px;
    border: 1px solid #E8D5C4;
}
.yl-dialogue-line {
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}
.yl-dialogue-line:last-child { border-bottom: none; }
.yl-speaker {
    color: var(--yl-earth);
    font-size: 13px;
    display: block;
    margin-bottom: 4px;
}
.yl-yoruba-text { display: block; font-size: 16px; font-weight: 600; color: var(--yl-dark); margin-bottom: 2px; }
.yl-english-text { display: block; font-size: 13px; color: var(--yl-gray); font-style: italic; }

/* === Cultural Notes === */
.yl-cultural-note {
    background: linear-gradient(135deg, #FFF8F0, #FFECD2);
    border-radius: var(--yl-radius);
    padding: 20px;
    border: 1px solid #E8D5C4;
}
.yl-cultural-content { display: flex; gap: 18px; align-items: flex-start; }
.yl-cultural-content > div { flex: 1; font-size: 14px; line-height: 1.7; }
.yl-cultural-img { width: 180px; height: 140px; object-fit: cover; border-radius: 10px; flex-shrink: 0; }

/* === Quiz Preview === */
.yl-quiz-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    background: var(--yl-gray-light);
    border-radius: var(--yl-radius);
    padding: 18px;
}
.yl-quiz-preview h4 { margin: 0 0 4px; }
.yl-quiz-preview p { margin: 0 0 6px; font-size: 13px; color: var(--yl-gray); }
.yl-quiz-meta { font-size: 12px; color: var(--yl-gray); }
.yl-quiz-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.yl-quiz-score { font-size: 14px; font-weight: 700; padding: 4px 10px; border-radius: 6px; }
.yl-quiz-score.yl-passed { background: #D4EDDA; color: #155724; }
.yl-quiz-score.yl-failed { background: #F8D7DA; color: #721C24; }

/* === Lesson Page === */
.yl-lesson-page { max-width: 780px; margin: 0 auto; }
.yl-breadcrumb { font-size: 13px; color: var(--yl-gray); margin-bottom: 16px; }
.yl-breadcrumb a { color: var(--yl-blue); }
.yl-lesson-header {
    border-left: 5px solid;
    padding: 24px 28px;
    background: #fff;
    border-radius: 0 var(--yl-radius) var(--yl-radius) 0;
    margin-bottom: 28px;
    box-shadow: var(--yl-shadow);
}
.yl-lesson-badge {
    display: inline-block;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}
.yl-lesson-header h1 { font-family: var(--yl-font-display); font-size: 30px; margin: 0 0 6px; }
.yl-lesson-meta { font-size: 14px; color: var(--yl-gray); margin: 0; }
.yl-lesson-body {
    background: #fff;
    border-radius: var(--yl-radius);
    padding: 32px;
    box-shadow: var(--yl-shadow);
    margin-bottom: 20px;
}
.yl-lesson-hero-img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 24px;
}
.yl-lesson-text { font-size: 15px; line-height: 1.8; margin-bottom: 20px; }
.yl-lesson-text h2, .yl-lesson-text h3 { font-family: var(--yl-font-display); margin: 24px 0 12px; }

/* Grammar Tables */
.yl-grammar-box {
    background: #F0F7FF;
    border-radius: var(--yl-radius);
    padding: 20px;
    margin: 20px 0;
    border: 1px solid #BFDBFE;
}
.yl-grammar-box h3 { margin: 0 0 14px; color: var(--yl-blue); font-size: 16px; }
.yl-grammar-table { width: 100%; border-collapse: collapse; }
.yl-grammar-table th {
    background: var(--yl-blue);
    color: #fff;
    padding: 10px 14px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
}
.yl-grammar-table td {
    padding: 10px 14px;
    border-bottom: 1px solid #E0E0E0;
    font-size: 14px;
}
.yl-grammar-table tr:nth-child(even) td { background: rgba(0,0,0,0.02); }

/* Example Box */
.yl-example-box {
    background: var(--yl-cream);
    border-left: 4px solid var(--yl-gold);
    border-radius: 0 10px 10px 0;
    padding: 16px 20px;
    margin: 16px 0;
}
.yl-example-yoruba { font-size: 18px; font-weight: 700; color: var(--yl-dark); margin-bottom: 4px; }
.yl-example-english { font-size: 14px; color: var(--yl-gray); font-style: italic; }
.yl-example-note { font-size: 13px; color: var(--yl-earth); margin-top: 6px; padding-top: 6px; border-top: 1px dashed rgba(0,0,0,0.1); }

/* Tip Box */
.yl-tip-box {
    display: flex;
    gap: 12px;
    background: #FFF3CD;
    border-radius: var(--yl-radius);
    padding: 16px;
    margin: 16px 0;
    border: 1px solid #FFE69C;
    font-size: 14px;
}
.yl-tip-icon { font-size: 22px; flex-shrink: 0; }

/* Practice Box */
.yl-practice-box {
    border: 2px dashed;
    border-radius: var(--yl-radius);
    padding: 20px;
    margin: 16px 0;
    background: #FAFAFA;
}
.yl-practice-box h3 { margin: 0 0 8px; }

/* Figure */
.yl-lesson-figure { margin: 20px 0; text-align: center; }
.yl-lesson-figure img { border-radius: 10px; max-height: 350px; }
.yl-lesson-figure figcaption { font-size: 13px; color: var(--yl-gray); margin-top: 8px; font-style: italic; }

/* Lesson Navigation */
.yl-lesson-nav {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 16px 0;
}
.yl-btn-complete.completed { background: #6B7280 !important; pointer-events: none; }

/* === Flashcard Page === */
.yl-flashcard-page { max-width: 600px; margin: 0 auto; }
.yl-flashcard-header {
    color: #fff;
    text-align: center;
    padding: 32px;
    border-radius: var(--yl-radius-lg);
    margin-bottom: 24px;
}
.yl-flashcard-header h1 { font-family: var(--yl-font-display); margin: 0 0 6px; font-size: 26px; }
.yl-flashcard-header p { margin: 0; opacity: 0.85; font-size: 14px; }

.yl-flashcard-arena { text-align: center; }
.yl-flashcard-progress-top { margin-bottom: 20px; }
#yl-fc-counter { font-size: 14px; color: var(--yl-gray); }
.yl-fc-progress-bar { height: 6px; background: #E5E7EB; border-radius: 3px; margin-top: 8px; overflow: hidden; }
.yl-fc-progress-fill { height: 100%; border-radius: 3px; transition: width 0.4s ease; }

/* Flashcard */
.yl-flashcard { perspective: 1000px; margin: 0 auto 24px; max-width: 460px; }
.yl-flashcard-inner {
    position: relative;
    width: 100%;
    min-height: 320px;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.yl-flashcard-inner.flipped { transform: rotateY(180deg); }
.yl-flashcard-front, .yl-flashcard-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: var(--yl-radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--yl-shadow-lg);
    border: 1px solid #E5E7EB;
}
.yl-flashcard-front {
    background: #fff;
}
.yl-flashcard-back {
    background: linear-gradient(135deg, #1A1A2E, #16213E);
    color: #fff;
    transform: rotateY(180deg);
}
.yl-fc-image { width: 120px; height: 120px; object-fit: cover; border-radius: 16px; margin-bottom: 16px; }
.yl-fc-word { font-size: 28px; font-weight: 700; font-family: var(--yl-font-display); }
.yl-fc-hint { font-size: 13px; color: var(--yl-gray); margin-top: 12px; }
.yl-fc-pos { font-size: 12px; color: var(--yl-blue); margin-top: 6px; background: #EFF6FF; padding: 2px 10px; border-radius: 20px; }
.yl-fc-yoruba { font-size: 32px; font-weight: 700; font-family: var(--yl-font-display); margin-bottom: 8px; }
.yl-fc-pron { font-size: 16px; opacity: 0.7; font-style: italic; margin-bottom: 16px; }
.yl-fc-example { background: rgba(255,255,255,0.1); border-radius: 10px; padding: 14px; margin-top: 8px; }
.yl-fc-ex-yr { font-size: 15px; font-weight: 500; margin-bottom: 4px; }
.yl-fc-ex-en { font-size: 13px; opacity: 0.7; font-style: italic; }

/* Flashcard Controls */
.yl-flashcard-controls { display: flex; gap: 12px; justify-content: center; margin-top: 8px; }
.yl-fc-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 14px 28px;
    border-radius: 12px;
    border: 2px solid;
    background: #fff;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--yl-transition);
    font-family: var(--yl-font-body);
}
.yl-fc-btn span { font-size: 24px; }
.yl-fc-hard { border-color: #FCA5A5; color: #DC2626; }
.yl-fc-hard:hover { background: #FEE2E2; }
.yl-fc-ok { border-color: #FCD34D; color: #D97706; }
.yl-fc-ok:hover { background: #FEF3C7; }
.yl-fc-easy { border-color: #86EFAC; color: #16A34A; }
.yl-fc-easy:hover { background: #DCFCE7; }

.yl-flashcard-complete { padding: 40px 20px; }
.yl-flashcard-complete h2 { font-family: var(--yl-font-display); font-size: 32px; margin-bottom: 8px; }

/* === Quiz Page === */
.yl-quiz-page { max-width: 700px; margin: 0 auto; }
.yl-quiz-header {
    text-align: center;
    color: #fff;
    padding: 36px;
    border-radius: var(--yl-radius-lg);
    margin-bottom: 24px;
}
.yl-quiz-header h1 { font-family: var(--yl-font-display); margin: 0 0 6px; font-size: 28px; }
.yl-quiz-header p { margin: 0 0 14px; opacity: 0.85; }
.yl-quiz-info { display: flex; gap: 16px; justify-content: center; font-size: 14px; }
.yl-quiz-info span { background: rgba(255,255,255,0.2); padding: 4px 12px; border-radius: 20px; }

.yl-quiz-start-card {
    background: #fff;
    border-radius: var(--yl-radius-lg);
    padding: 48px;
    text-align: center;
    box-shadow: var(--yl-shadow-lg);
}
.yl-quiz-start-card h2 { font-family: var(--yl-font-display); font-size: 26px; margin: 0 0 12px; }
.yl-quiz-start-card p { color: var(--yl-gray); margin: 0 0 24px; }

.yl-quiz-progress-bar { height: 6px; background: #E5E7EB; border-radius: 3px; margin-bottom: 28px; overflow: hidden; }
.yl-quiz-progress-fill { height: 100%; border-radius: 3px; transition: width 0.4s ease; width: 0; }

/* Questions */
.yl-question {
    background: #fff;
    border-radius: var(--yl-radius);
    padding: 32px;
    box-shadow: var(--yl-shadow);
    margin-bottom: 20px;
}
.yl-question-num { font-size: 13px; color: var(--yl-gray); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.yl-question-text { font-size: 19px; font-weight: 600; margin-bottom: 20px; line-height: 1.5; }
.yl-question-img { max-height: 200px; border-radius: 10px; margin-bottom: 16px; }

/* Options */
.yl-options { display: flex; flex-direction: column; gap: 10px; }
.yl-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border: 2px solid #E5E7EB;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--yl-transition);
    font-size: 15px;
}
.yl-option:hover { border-color: #93C5FD; background: #F0F7FF; }
.yl-option input { display: none; }
.yl-option input:checked + .yl-option-letter { background: var(--yl-blue); color: #fff; }
.yl-option.selected { border-color: var(--yl-blue); background: #EFF6FF; }
.yl-option.correct { border-color: var(--yl-green) !important; background: #ECFDF5 !important; }
.yl-option.incorrect { border-color: #EF4444 !important; background: #FEF2F2 !important; }
.yl-option-letter {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--yl-gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
    transition: var(--yl-transition);
}

/* Fill Blank */
.yl-text-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #E5E7EB;
    border-radius: 10px;
    font-size: 16px;
    font-family: var(--yl-font-body);
    transition: var(--yl-transition);
    outline: none;
}
.yl-text-input:focus { border-color: var(--yl-blue); box-shadow: 0 0 0 3px rgba(27,111,168,0.15); }

.yl-quiz-nav { display: flex; gap: 12px; justify-content: flex-end; padding: 16px 0; }

/* Quiz Results */
.yl-quiz-results-card {
    background: #fff;
    border-radius: var(--yl-radius-lg);
    padding: 40px;
    text-align: center;
    box-shadow: var(--yl-shadow-lg);
}
.yl-quiz-results-card h2 { font-family: var(--yl-font-display); font-size: 30px; }
.yl-results-score { font-size: 64px; font-weight: 900; font-family: var(--yl-font-display); }
.yl-results-score.pass { color: var(--yl-green); }
.yl-results-score.fail { color: #DC2626; }
.yl-results-details { margin: 20px 0; text-align: left; }
.yl-result-q { padding: 14px; border-radius: 8px; margin-bottom: 8px; font-size: 14px; }
.yl-result-q.correct { background: #ECFDF5; border-left: 4px solid var(--yl-green); }
.yl-result-q.incorrect { background: #FEF2F2; border-left: 4px solid #EF4444; }
.yl-result-explanation { font-size: 13px; color: var(--yl-gray); margin-top: 4px; font-style: italic; }

/* === Progress Page === */
.yl-progress-page { max-width: 800px; margin: 0 auto; }
.yl-progress-hero {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 32px;
    background: linear-gradient(135deg, #1A1A2E, #16213E);
    color: #fff;
    border-radius: var(--yl-radius-lg);
    margin-bottom: 24px;
}
.yl-progress-avatar { position: relative; }
.yl-progress-avatar img { border-radius: 50%; border: 3px solid rgba(255,255,255,0.3); }
.yl-progress-level-badge { position: absolute; bottom: -4px; right: -4px; font-size: 24px; }
.yl-progress-hero h1 { font-family: var(--yl-font-display); font-size: 28px; margin: 0; }
.yl-progress-rank { margin: 4px 0 0; opacity: 0.85; font-size: 15px; }

.yl-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}
.yl-stat-card {
    background: #fff;
    border-radius: var(--yl-radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--yl-shadow);
    border-top: 4px solid;
}
.yl-stat-xp { border-color: var(--yl-gold); }
.yl-stat-streak { border-color: #EF4444; }
.yl-stat-lessons { border-color: var(--yl-blue); }
.yl-stat-vocab { border-color: var(--yl-green); }
.yl-stat-icon { font-size: 28px; display: block; margin-bottom: 6px; }
.yl-stat-num { font-size: 26px; font-weight: 900; display: block; font-family: var(--yl-font-display); }
.yl-stat-label { font-size: 12px; color: var(--yl-gray); text-transform: uppercase; letter-spacing: 0.5px; }

/* Achievements */
.yl-achievements-section { margin-bottom: 28px; }
.yl-achievements-section h2 { font-family: var(--yl-font-display); font-size: 22px; margin: 0 0 14px; }
.yl-achievements-grid { display: flex; gap: 12px; flex-wrap: wrap; }
.yl-achievement-badge {
    background: #fff;
    border-radius: var(--yl-radius);
    padding: 14px 18px;
    box-shadow: var(--yl-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 120px;
    text-align: center;
}
.yl-badge-icon { font-size: 32px; margin-bottom: 6px; }
.yl-achievement-badge strong { font-size: 13px; margin-bottom: 2px; }
.yl-achievement-badge span { font-size: 11px; color: var(--yl-gray); }

/* Activity Heatmap */
.yl-activity-section { margin-bottom: 28px; }
.yl-activity-section h2 { font-family: var(--yl-font-display); font-size: 22px; margin: 0 0 14px; }
.yl-activity-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
    max-width: 300px;
}
.yl-activity-cell {
    aspect-ratio: 1;
    border-radius: 3px;
    background: #EBEDF0;
}
.yl-activity-l1 { background: #9BE9A8; }
.yl-activity-l2 { background: #40C463; }
.yl-activity-l3 { background: #30A14E; }
.yl-activity-l4 { background: #216E39; }

/* Course Progress Rows */
.yl-course-progress-section h2 { font-family: var(--yl-font-display); font-size: 22px; margin: 0 0 14px; }
.yl-course-progress-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid #F0F0F0;
}
.yl-cpr-info { min-width: 200px; }
.yl-cpr-info strong { display: block; font-size: 14px; }
.yl-cpr-info span { font-size: 12px; color: var(--yl-gray); }
.yl-cpr-bar-wrap { flex: 1; height: 10px; background: #E5E7EB; border-radius: 5px; overflow: hidden; }
.yl-cpr-bar { height: 100%; border-radius: 5px; }
.yl-cpr-pct { font-weight: 700; font-size: 14px; min-width: 45px; text-align: right; }

/* === Course Header === */
.yl-course-header {
    color: #fff !important;
    padding: 40px 36px;
    border-radius: var(--yl-radius-lg);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}
.yl-course-header::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 85% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
        repeating-linear-gradient(45deg, transparent, transparent 30px, rgba(255,255,255,0.02) 30px, rgba(255,255,255,0.02) 31px);
}
.yl-course-header-content { position: relative; z-index: 2; color: #fff !important; }
.yl-back-link { color: rgba(255,255,255,0.75); font-size: 14px; display: inline-block; margin-bottom: 12px; }
.yl-back-link:hover { color: #fff; }
.yl-course-header-badge { font-size: 14px; margin-bottom: 10px; opacity: 0.9; color: #fff !important; }
.yl-course-header-title { font-family: var(--yl-font-display); font-size: 34px; margin: 0 0 8px; font-weight: 900; color: #fff !important; }
.yl-course-header-desc { font-size: 15px; opacity: 0.85; margin: 0 0 18px; max-width: 600px; color: #fff !important; }

/* Force white text override for any theme that styles h1/p inside .entry-content */
.yl-course-header h1,
.yl-course-header h1.yl-course-header-title,
.entry-content .yl-course-header h1,
.yl-course-header p,
.entry-content .yl-course-header p {
    color: #fff !important;
    -webkit-text-fill-color: #fff !important;
}
.yl-course-stats-row { display: flex; gap: 10px; flex-wrap: wrap; }
.yl-course-stat-pill {
    background: rgba(255,255,255,0.2);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 13px;
    backdrop-filter: blur(4px);
}

/* === Notice === */
.yl-notice {
    background: #FFF3CD;
    border: 1px solid #FFE69C;
    border-radius: var(--yl-radius);
    padding: 16px 20px;
    font-size: 14px;
    color: #856404;
}
.yl-notice a { color: var(--yl-blue); font-weight: 600; }

/* === Responsive === */
@media (max-width: 768px) {
    .yl-hero { padding: 36px 24px; }
    .yl-hero-title { font-size: 36px; }
    .yl-hero-stats { gap: 10px; }
    .yl-hero-stat { min-width: 80px; padding: 10px 14px; }
    .yl-course-grid { grid-template-columns: 1fr; padding: 16px; }
    .yl-level-header { padding: 24px; }
    .yl-week-header { padding: 14px 16px; }
    .yl-week-content { padding: 0 16px 16px; }
    .yl-lesson-body { padding: 20px; }
    .yl-vocab-grid { grid-template-columns: repeat(2, 1fr); }
    .yl-quiz-preview { flex-direction: column; align-items: flex-start; }
    .yl-flashcard-controls { flex-wrap: wrap; }
    .yl-fc-btn { padding: 10px 18px; }
    .yl-stats-grid { grid-template-columns: repeat(2, 1fr); }
    .yl-progress-hero { flex-direction: column; text-align: center; }
    .yl-cultural-content { flex-direction: column; }
    .yl-cultural-img { width: 100%; height: 180px; }
    .yl-course-progress-row { flex-wrap: wrap; }
    .yl-cpr-info { min-width: 100%; }
}

/* === Animations === */
@keyframes ylFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.yl-week-content { animation: ylFadeIn 0.3s ease; }
.yl-question { animation: ylFadeIn 0.3s ease; }

/* === Print === */
@media print {
    .yl-hero, .yl-flashcard-controls, .yl-quiz-nav, .yl-btn { display: none; }
}

/* ============================================ AUDIO PRONUNCIATION ============================================ */
.yl-speak-btn{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;background:linear-gradient(135deg,#2D7D46,#1B6FA8);color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:13px;transition:transform .2s,box-shadow .2s;flex-shrink:0;margin-left:5px;vertical-align:middle;line-height:1}
.yl-speak-btn:hover{transform:scale(1.15);box-shadow:0 3px 10px rgba(45,125,70,.35)}
.yl-speak-btn.yl-speaking{animation:yl-pulse-speak .5s ease 2}
@keyframes yl-pulse-speak{0%,100%{transform:scale(1)}50%{transform:scale(1.25);box-shadow:0 0 12px rgba(45,125,70,.5)}}
.yl-speak-btn-sm{width:22px;height:22px;font-size:10px}
.yl-vocab-header-row{display:flex;align-items:center;gap:5px}
.yl-dialogue-line .yl-speak-btn{margin-left:6px}

/* ============================================ XP POPUP ============================================ */
.yl-xp-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.5);background:linear-gradient(135deg,#FFD700,#FF8C00);color:#1A1A2E;padding:12px 28px;border-radius:20px;font-family:'DM Sans',sans-serif;font-size:22px;font-weight:800;box-shadow:0 8px 30px rgba(255,215,0,.4);z-index:100000;opacity:0;pointer-events:none;transition:all .4s cubic-bezier(.34,1.56,.64,1)}
.yl-xp-popup-show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.yl-xp-popup-hide{opacity:0;transform:translate(-50%,-80%) scale(.7)}
.yl-xp-mult{color:#e74c3c;font-size:.8em}

/* ============================================ ACHIEVEMENT TOAST ============================================ */
.yl-achievement-toast{position:fixed;bottom:30px;right:30px;display:flex;align-items:center;gap:14px;background:linear-gradient(135deg,#1A1A2E,#16213E);color:#fff;padding:16px 22px;border-radius:14px;border-left:4px solid #FFD700;box-shadow:0 8px 30px rgba(0,0,0,.35);z-index:100001;opacity:0;transform:translateX(100%);transition:all .5s cubic-bezier(.34,1.56,.64,1);max-width:340px}
.yl-ach-show{opacity:1;transform:translateX(0)}.yl-ach-hide{opacity:0;transform:translateX(120%)}
.yl-ach-icon{font-size:36px}.yl-ach-label{font-size:10px;text-transform:uppercase;letter-spacing:1.5px;color:#FFD700;font-weight:700}.yl-ach-title{font-size:16px;font-weight:700;margin:2px 0}.yl-ach-desc{font-size:12px;color:#aaa}

/* ============================================ DAILY GOAL BAR ============================================ */
.yl-daily-goal{background:#fff;border-radius:10px;padding:14px 18px;margin:12px 0;border:1px solid #e0e0e0}
.yl-daily-goal-header{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:600;margin-bottom:6px}
.yl-daily-goal-bar{height:12px;background:#eee;border-radius:6px;overflow:hidden}
.yl-daily-goal-fill{height:100%;border-radius:6px;background:linear-gradient(90deg,#2D7D46,#4ade80);transition:width .6s ease}
.yl-daily-goal-fill.yl-goal-met{background:linear-gradient(90deg,#FFD700,#FF8C00)}

/* ============================================ LEVEL PROGRESS ============================================ */
.yl-level-bar{background:#fff;border-radius:10px;padding:14px 18px;margin:12px 0;border:1px solid #e0e0e0}
.yl-level-header{display:flex;justify-content:space-between;align-items:center;font-size:13px;margin-bottom:6px}
.yl-level-name{font-weight:700;color:#1a1a2e}.yl-level-xp{color:#888;font-size:12px}
.yl-level-track{height:10px;background:#eee;border-radius:5px;overflow:hidden}
.yl-level-fill{height:100%;border-radius:5px;background:linear-gradient(90deg,#7B2D8E,#1B6FA8);transition:width .6s ease}

/* ============================================ STREAK BADGE ============================================ */
.yl-streak-badge{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,#FF6B35,#FFD700);color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:700}
.yl-streak-badge .yl-streak-num{font-size:18px}
.yl-streak-multiplier{display:inline-block;background:rgba(255,255,255,.2);padding:2px 8px;border-radius:10px;font-size:11px;margin-left:4px}

/* ============================================ ACHIEVEMENTS GRID ============================================ */
.yl-achievements-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;margin:15px 0}
.yl-achievement-card{background:#fff;border:1px solid #e0e0e0;border-radius:10px;padding:12px;text-align:center;transition:transform .2s}
.yl-achievement-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.08)}
.yl-achievement-card .yl-ach-badge{font-size:28px;display:block;margin-bottom:4px}
.yl-achievement-card .yl-ach-name{font-size:11px;font-weight:700;color:#1a1a2e}.yl-achievement-card .yl-ach-detail{font-size:10px;color:#888}
.yl-achievement-card.yl-locked{opacity:.3;filter:grayscale(1)}

/* ============================================ LEADERBOARD ============================================ */
.yl-leaderboard{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.yl-leaderboard-hdr{background:linear-gradient(135deg,#1A1A2E,#16213E);color:#fff;padding:20px 24px}
.yl-leaderboard-hdr h2{margin:0;font-size:1.3em}
.yl-lb-tabs{display:flex;gap:8px;margin-top:12px}
.yl-lb-tab{background:rgba(255,255,255,.1);color:#fff;border:none;padding:6px 16px;border-radius:20px;cursor:pointer;font-size:12px;font-weight:600;transition:background .2s}
.yl-lb-tab.active,.yl-lb-tab:hover{background:rgba(255,215,0,.3);color:#FFD700}
.yl-lb-row{display:flex;align-items:center;padding:12px 20px;border-bottom:1px solid #f0f0f0;transition:background .2s}
.yl-lb-row:hover{background:#f7f9fc}.yl-lb-row:last-child{border-bottom:none}
.yl-lb-rank{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;margin-right:14px;flex-shrink:0;background:#eee;color:#666}
.yl-lb-rank.gold{background:#FFD700;color:#333}.yl-lb-rank.silver{background:#C0C0C0;color:#333}.yl-lb-rank.bronze{background:#CD7F32;color:#fff}
.yl-lb-avatar{width:40px;height:40px;border-radius:50%;margin-right:12px;object-fit:cover}
.yl-lb-info{flex:1}.yl-lb-name{font-weight:600;color:#1a1a2e;font-size:14px}.yl-lb-level{font-size:11px;color:#888}
.yl-lb-xp{font-weight:700;color:#B8860B;font-size:15px}.yl-lb-streak{font-size:11px;color:#FF6B35;margin-left:8px}.yl-lb-me{background:#fffbeb}

/* ============================================ COURSE-LEVEL QUIZZES ============================================ */
.yl-course-quizzes-section{background:linear-gradient(135deg,#f8f4ff,#f0f7ff);border-radius:12px;padding:20px 24px;margin:20px 0;border:1px solid #e0d4f0}
.yl-course-quizzes-section h3{margin:0 0 12px;font-size:1.1em;color:#1a1a2e}
.yl-course-quiz-list{display:flex;flex-direction:column;gap:10px}
.yl-course-quiz-item{display:flex;align-items:center;justify-content:space-between;background:#fff;border-radius:10px;padding:14px 18px;border:1px solid #e0e0e0;transition:transform .2s}
.yl-course-quiz-item:hover{transform:translateY(-1px);box-shadow:0 3px 10px rgba(0,0,0,.06)}
.yl-course-quiz-info{flex:1}.yl-course-quiz-title{font-weight:600;color:#1a1a2e;font-size:14px}.yl-course-quiz-meta{font-size:12px;color:#888;margin-top:2px}
.yl-quiz-type-badge{display:inline-block;padding:2px 8px;border-radius:8px;font-size:10px;font-weight:600;text-transform:uppercase;margin-right:6px}
.yl-quiz-type-badge.milestone{background:#e3f2fd;color:#1B6FA8}.yl-quiz-type-badge.midterm{background:#fff3e0;color:#e65100}.yl-quiz-type-badge.final{background:#fce4ec;color:#c62828}

/* ============================================ NOTIFICATION ============================================ */
.yl-notification{position:fixed;top:20px;right:20px;z-index:99999;background:linear-gradient(135deg,#1A1A2E,#16213E);color:#FFD166;padding:14px 24px;border-radius:12px;font-family:'DM Sans',sans-serif;font-weight:600;font-size:15px;box-shadow:0 8px 30px rgba(0,0,0,.3);opacity:0;transform:translateX(100%);transition:all .4s ease}
.yl-notif-show{opacity:1;transform:translateX(0)}.yl-notif-hide{opacity:0;transform:translateX(100%)}

/* ============================================
   FULL PROGRAM & COURSE EMBED SHORTCODES
   ============================================ */

/* Table of Contents */
.yl-program-toc {
    background: #fff;
    border-radius: 12px;
    padding: 25px 28px;
    margin: 25px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.yl-toc-item {
    border: 1px solid #eee;
    transition: background 0.2s, transform 0.1s;
}
.yl-toc-item:hover {
    background: #f7f9fc !important;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

/* Course embed block */
.yl-course-embed-block {
    scroll-margin-top: 30px;
}
.yl-course-embed-block .yl-course-header {
    border-radius: 12px 12px 0 0;
}

/* Single course embed wrapper */
.yl-single-course-embed {
    max-width: 1000px;
    margin: 0 auto;
}

/* Full program level spacing */
.yl-full-program .yl-level-section {
    scroll-margin-top: 20px;
}
.yl-full-program .yl-course-embed-block + .yl-course-embed-block {
    margin-top: 50px;
}

/* Vocabulary examples in embed view */
.yl-vocab-example {
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px dashed #e0e0e0;
    font-size: 0.85em;
}
.yl-vocab-ex-yr {
    display: block;
    color: #2D7D46;
    font-style: italic;
}
.yl-vocab-ex-en {
    display: block;
    color: #888;
    font-size: 0.92em;
}
.yl-vocab-pos {
    display: inline-block;
    background: #f0f0f0;
    color: #777;
    padding: 1px 7px;
    border-radius: 9px;
    font-size: 0.75em;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-top: 3px;
}

/* Full vocab grid in embed (show all, not just 8) */
.yl-course-embed-block .yl-vocab-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.yl-course-embed-block .yl-vocab-card {
    padding: 12px 14px;
}

/* Responsive for embed blocks */
@media (max-width: 768px) {
    .yl-program-toc .yl-toc-grid {
        grid-template-columns: 1fr !important;
    }
    .yl-course-embed-block .yl-vocab-grid {
        grid-template-columns: 1fr;
    }
}