:root {
    --bg-body: #F4F5F7;
    --bg-card: #FFFFFF;
    --text-main: #1A1A1A;
    --text-muted: #6B7280;
    --border: #1A1A1A;
    --yellow: #FDE68A;
    --green: #A7F3D0;
    --blue: #BFDBFE;
    --pink: #FBCFE8;
    --purple: #E9D5FF;
    --red: #FCA5A5;
    --shadow: 4px 4px 0px #1A1A1A;
    --border-radius: 16px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', sans-serif;
    -webkit-tap-highlight-color: transparent; 
}

button:focus, a:focus { outline: none; }

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.dashboard { width: 100%; max-width: 900px; }

/* HEADER */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 25px;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 50px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.logo { font-weight: 800; font-size: 1.2rem; display: flex; align-items: center; gap: 10px; }

.profile-icon {
    background: var(--blue);
    width: 35px; height: 35px;
    border-radius: 50%;
    border: 2px solid var(--border);
    display: flex; justify-content: center; align-items: center;
    font-size: 1.1rem;
}

/* MAIN CONTENT & VIEWS */
.view { display: none; }
.view.active { display: block; animation: fadeIn 0.3s ease; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* CARDS */
.card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.top-card { background: var(--yellow); text-align: center; padding: 30px; }
.top-card h2 { margin-bottom: 10px; font-weight: 800; }
.top-card p { font-weight: 600; font-size: 0.95rem; }

.grid-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.card-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px dashed var(--border);
}

/* OPTIONS */
.option-list { display: flex; flex-direction: column; gap: 15px; }

.option-item {
    display: flex; align-items: center;
    padding: 15px;
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-card);
}
.option-item:hover { background: #f9fafb; transform: translateY(-2px); box-shadow: 2px 2px 0px var(--border); }
.option-item.selected { background: var(--green); }

.radio-circle {
    width: 20px; height: 20px;
    border: 2px solid var(--border);
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
    flex-shrink: 0;
}
.option-item.selected .radio-circle::after {
    content: ''; width: 10px; height: 10px;
    background: var(--border); border-radius: 50%;
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
}

.option-icon {
    width: 45px; height: 45px;
    border-radius: 10px;
    border: 2px solid var(--border);
    display: flex; justify-content: center; align-items: center;
    font-size: 1.2rem; margin-right: 15px; flex-shrink: 0;
}
.blue-icon { background: var(--blue); }
.green-icon { background: var(--green); }
.purple-icon { background: var(--purple); }
.pink-icon { background: var(--pink); }
.yellow-icon { background: var(--yellow); }

.option-text h4 { font-size: 1rem; font-weight: 700; margin-bottom: 2px; }
.option-text p { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; }

/* COUNT SELECTION */
.count-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.count-btn {
    padding: 15px 10px;
    border: 2px solid var(--border);
    border-radius: 10px;
    background: var(--bg-card);
    font-size: 1.1rem; font-weight: 800;
    cursor: pointer; transition: all 0.2s; font-family: inherit;
    box-shadow: 2px 2px 0px var(--border);
}
.count-btn:hover { transform: translateY(-2px); box-shadow: 3px 3px 0px var(--border); }
.count-btn.selected { background: var(--pink); }

/* BUTTONS */
.btn-primary, .btn-secondary {
    padding: 15px 25px;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-size: 1rem; font-weight: 800;
    font-family: inherit; cursor: pointer;
    transition: all 0.2s; display: flex; justify-content: center; align-items: center; gap: 10px;
}
.btn-primary { background: var(--blue); color: var(--text-main); box-shadow: 3px 3px 0px var(--border); }
.btn-primary:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 5px 5px 0px var(--border); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: none; }
.btn-secondary { background: var(--bg-card); box-shadow: 2px 2px 0px var(--border); }
.btn-secondary:hover:not(:disabled) { background: #f3f4f6; }

.btn-icon {
    background: var(--bg-card); border: 2px solid var(--border);
    width: 40px; height: 40px; border-radius: 50%;
    display: flex; justify-content: center; align-items: center;
    font-size: 1.2rem; cursor: pointer; box-shadow: 2px 2px 0px var(--border);
}

.full-width { width: 100%; }
.mt-20 { margin-top: 20px; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* QUIZ VIEW */
.quiz-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.progress-text { font-weight: 800; font-size: 1.1rem; }
.progress-bar-container {
    width: 100%; height: 10px; background: var(--bg-body);
    border: 2px solid var(--border); border-radius: 10px; margin-bottom: 25px; overflow: hidden;
}
.progress-bar { height: 100%; background: var(--green); width: 0%; transition: width 0.3s ease; }

/* CHAT BUBBLE (Hyogen) */
.question-container { margin-bottom: 25px; }
#question-container:has(.chat-row) {
    background: #E5E7EB; border: 2px solid var(--border);
    border-radius: 16px; padding: 20px 15px;
    display: flex; flex-direction: column; gap: 20px;
}
.chat-row { display: flex; align-items: flex-end; gap: 10px; max-width: 85%; }
.chat-row.left { align-self: flex-start; }
.chat-row.right { align-self: flex-end; flex-direction: row-reverse; }
.chat-avatar {
    width: 40px; height: 40px; border-radius: 50%; border: 2px solid var(--border);
    background: var(--blue); display: flex; justify-content: center; align-items: center;
    font-size: 1.2rem; flex-shrink: 0; box-shadow: 2px 2px 0px var(--border);
}
.chat-row.right .chat-avatar { background: var(--green); }
.chat-bubble {
    padding: 15px 20px; border: 2px solid var(--border);
    font-size: 1.05rem; font-weight: 600; line-height: 1.5; box-shadow: 2px 2px 0px var(--border);
}
.chat-row.left .chat-bubble { background: var(--bg-card); border-radius: 16px 16px 16px 4px; }
.chat-row.right .chat-bubble { background: var(--blue); border-radius: 16px 16px 4px 16px; }

/* PROMPT BOX (Kanji, Kotoba) */
.prompt-box {
    background: var(--bg-card); border: 2px solid var(--border); border-radius: 16px;
    padding: 40px 20px; text-align: center; box-shadow: 4px 4px 0px var(--border); position: relative;
}
.prompt-box::before {
    content: 'SOAL'; position: absolute; top: -15px; left: 50%; transform: translateX(-50%);
    background: var(--yellow); border: 2px solid var(--border);
    padding: 5px 20px; border-radius: 20px; font-weight: 800; font-size: 0.8rem; letter-spacing: 2px;
}
.prompt-text { font-size: 1.3rem; font-weight: 800; line-height: 1.6; color: var(--text-main); }
.prompt-text.kanji-large { font-size: 3.5rem; letter-spacing: 5px; }

/* BUNPOU (Kotak Tata Bahasa) */
.bunpou-container {
    background: #F0FDF4; border: 3px dashed #22C55E; border-radius: 16px;
    padding: 40px 20px; text-align: center; box-shadow: 4px 4px 0px var(--border); position: relative;
}
.bunpou-container::before {
    content: 'TATA BAHASA'; position: absolute; top: -15px; left: 50%; transform: translateX(-50%);
    background: #22C55E; color: white; border: 2px solid var(--border);
    padding: 5px 20px; border-radius: 20px; font-weight: 800; font-size: 0.8rem; letter-spacing: 2px; box-shadow: 2px 2px 0px var(--border);
}
.bunpou-text { font-size: 1.3rem; font-weight: 800; line-height: 1.8; color: var(--text-main); }
.bunpou-text span { background: #DCFCE7; padding: 0 10px; border-bottom: 3px solid #22C55E; border-radius: 4px; display: inline-block; min-width: 60px; }

/* LISTENING (Pemutar Audio) */
.listening-container {
    background: var(--bg-card); border: 2px solid var(--border); border-radius: 16px;
    padding: 30px 20px; text-align: center; box-shadow: 4px 4px 0px var(--border); position: relative;
}
.listening-container::before {
    content: 'MENDENGARKAN'; position: absolute; top: -15px; left: 50%; transform: translateX(-50%);
    background: var(--purple); border: 2px solid var(--border); padding: 5px 20px;
    border-radius: 20px; font-weight: 800; font-size: 0.8rem; letter-spacing: 2px; box-shadow: 2px 2px 0px var(--border);
}
.audio-btn {
    background: var(--blue); border: 2px solid var(--border); border-radius: 50px;
    padding: 15px 30px; font-size: 1.2rem; font-weight: 800; cursor: pointer;
    box-shadow: 3px 3px 0px var(--border); transition: all 0.2s;
    display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px;
}
.audio-btn:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 5px 5px 0px var(--border); }
.audio-btn:disabled { background: #E5E7EB; color: #9CA3AF; cursor: not-allowed; box-shadow: none; transform: none; }
.audio-btn.playing { background: var(--yellow); animation: pulse 1.5s infinite; }
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.05); } 100% { transform: scale(1); } }
.listening-text { font-size: 1.2rem; font-weight: 800; line-height: 1.6; color: var(--text-main); margin-top: 10px; }

/* OPSI JAWABAN */
.options-container { display: flex; flex-direction: column; gap: 15px; }
.option-btn {
    display: flex; align-items: center; padding: 15px 20px;
    border: 2px solid var(--border); border-radius: 12px; background: var(--bg-card);
    font-size: 1rem; font-family: inherit; font-weight: 600; cursor: pointer;
    text-align: left; transition: all 0.2s; box-shadow: 2px 2px 0px var(--border);
}
.option-btn:hover { background: #f9fafb; transform: translateY(-2px); }
.option-btn.selected { background: var(--yellow); font-weight: 800; }
.option-btn .circle-check {
    width: 24px; height: 24px; border: 2px solid var(--border); border-radius: 50%;
    margin-right: 15px; display: flex; justify-content: center; align-items: center; flex-shrink: 0;
}
.option-btn.selected .circle-check { background: var(--border); color: white; }
.option-btn.selected .circle-check i { display: block; font-size: 0.8rem; }
.option-btn .circle-check i { display: none; }

.quiz-nav { display: flex; justify-content: space-between; gap: 15px; }

/* RESULT VIEW */
.result-icon {
    width: 80px; height: 80px; border-radius: 50%; border: 2px solid var(--border);
    display: flex; justify-content: center; align-items: center; font-size: 2.5rem; margin-bottom: 20px;
}
.score-box {
    background: var(--green); border: 2px solid var(--border); border-radius: 16px;
    padding: 20px; font-size: 3rem; font-weight: 800; margin: 20px 0; box-shadow: var(--shadow);
}
.score-divider { font-size: 2rem; margin: 0 10px; opacity: 0.5; }
.result-msg { font-weight: 700; font-size: 1.1rem; margin-bottom: 20px; }

/* REVIEW SECTION */
.review-tabs { display: flex; gap: 10px; margin-bottom: 15px; }
.review-tab {
    flex: 1; padding: 10px; border: 2px solid var(--border);
    background: var(--bg-card); border-radius: 10px; font-weight: 800; cursor: pointer; transition: all 0.2s;
}
.review-tab.active { background: var(--purple); }
.review-container {
    max-height: 400px; overflow-y: auto; padding-right: 10px;
    display: flex; flex-direction: column; gap: 15px;
}
.review-item { border: 2px solid var(--border); border-radius: 12px; padding: 15px; background: var(--bg-card); }
.review-item.correct { border-left: 10px solid var(--green); }
.review-item.wrong { border-left: 10px solid var(--red); }
.review-q { font-weight: 700; margin-bottom: 10px; font-size: 0.95rem; }
.review-ans { font-size: 0.9rem; padding: 8px 12px; border-radius: 8px; margin-bottom: 5px; font-weight: 600; }
.review-ans.user-wrong { background: var(--red); }
.review-ans.correct-ans { background: var(--green); }

@media (max-width: 768px) {
    .grid-layout { grid-template-columns: 1fr; }
    .count-grid { grid-template-columns: repeat(3, 1fr); }
    .chat-row { max-width: 95%; }
    .prompt-text.kanji-large { font-size: 2.5rem; }
}