/* ตั้งค่าสีหลักและสีของ Pegs */
:root {
    --bg-color: #282c34;
    --text-color: #ffffff;
    --border-color: #61dafb;
    --peg-empty: #444a57;
    
    --color-red: #e06c75;
    --color-green: #98c379;
    --color-blue: #61dafb;
    --color-yellow: #e5c07b;
    --color-purple: #c678dd;
    --color-orange: #d19a66;

    --feedback-correct: #0f0; /* เขียว (ถูกสี ถูกที่) */
    --feedback-present: #fff; /* ขาว (ถูกสี ผิดที่) */
    --feedback-empty: #555;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 80px 20px 20px 20px;
}

h1, h3 {
    color: var(--border-color);
    text-shadow: 0 0 5px var(--border-color);
}

.peg {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--peg-empty);
    border: 2px solid #666;
    margin: 5px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.5) inset;
    transition: all 0.2s ease;
}

/* --- Color Picker --- */
.color-picker {
    display: flex;
    align-items: center;
    background: rgba(0,0,0,0.2);
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 20px;
}
.color-picker .peg {
    cursor: pointer;
}
.color-picker .peg:hover {
    transform: scale(1.1);
    border-color: var(--text-color);
}
.color-picker .peg.selected {
    border: 3px solid #fff;
    box-shadow: 0 0 15px #fff;
}

/* --- Peg Colors --- */
.color-red { background-color: var(--color-red); box-shadow: 0 0 10px var(--color-red); }
.color-green { background-color: var(--color-green); box-shadow: 0 0 10px var(--color-green); }
.color-blue { background-color: var(--color-blue); box-shadow: 0 0 10px var(--color-blue); }
.color-yellow { background-color: var(--color-yellow); box-shadow: 0 0 10px var(--color-yellow); }
.color-purple { background-color: var(--color-purple); box-shadow: 0 0 10px var(--color-purple); }
.color-orange { background-color: var(--color-orange); box-shadow: 0 0 10px var(--color-orange); }

/* --- Guess Rows --- */
.guess-row {
    display: flex;
    align-items: center;
}

.current-guess-container {
    display: flex;
    align-items: center;
    border: 2px dashed var(--border-color);
    padding: 10px;
    border-radius: 10px;
}
.current-guess-container .peg.guess {
    cursor: pointer;
}

/* --- Feedback Pegs --- */
.feedback-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 0 15px;
    border-left: 1px solid #555;
    padding-left: 15px;
}
.feedback-peg {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: var(--feedback-empty);
    border: 1px solid #888;
}
.feedback-peg.correct {
    background-color: var(--feedback-correct);
    box-shadow: 0 0 8px var(--feedback-correct);
}
.feedback-peg.present {
    background-color: var(--feedback-present);
    box-shadow: 0 0 8px var(--feedback-present);
}

#submit-guess {
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    background-color: var(--border-color);
    color: var(--bg-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 0 10px var(--border-color);
}
#submit-guess:hover {
    background-color: #fff;
    box-shadow: 0 0 15px #fff;
}
#submit-guess:disabled {
    background-color: #555;
    color: #888;
    cursor: not-allowed;
    box-shadow: none;
}

/* --- Game Board (Past Guesses) --- */
.game-board {
    margin-top: 20px;
    display: flex;
    flex-direction: column-reverse; /* ให้รอบล่าสุดอยู่บนสุด */
}

/* --- Message Box & Secret Code --- */
.message {
    font-size: 1.5em;
    font-weight: bold;
    padding: 20px;
    border-radius: 10px;
    margin-top: 20px;
    text-align: center;
}
.message.win {
    color: var(--color-green);
    border: 2px solid var(--color-green);
    box-shadow: 0 0 15px var(--color-green);
}
.message.lose {
    color: var(--color-red);
    border: 2px solid var(--color-red);
    box-shadow: 0 0 15px var(--color-red);
}

.secret-code-container {
    display: flex;
    align-items: center;
    margin-top: 10px;
    background: #000;
    padding: 10px;
    border-radius: 10px;
}

.hidden {
    display: none !important;
}

#timer-container {
    font-size: 1.8em;
    font-weight: bold;
    color: var(--border-color);
    margin-bottom: 10px;
    padding: 5px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: #333;
    transition: all 0.3s ease;
}

/* [เพิ่มใหม่] สไตล์ตอนใกล้หมดเวลา (Warning) */
#timer-container.warning {
    color: var(--color-red);
    border-color: var(--color-red);
    box-shadow: 0 0 15px var(--color-red);
    transform: scale(1.05);
}

/* --- Mode Selection Buttons --- */
.mode-selection {
    margin-bottom: 20px;
}
.mode-btn {
    padding: 8px 15px;
    font-size: 14px;
    background-color: #555;
    color: #eee;
    border: 1px solid #777;
    border-radius: 5px;
    cursor: pointer;
    margin: 0 5px;
    transition: all 0.2s ease;
}
.mode-btn:hover {
    background-color: #666;
    border-color: #fff;
}
.mode-btn.active {
    background-color: var(--border-color);
    color: var(--bg-color);
    border-color: var(--border-color);
    box-shadow: 0 0 10px var(--border-color);
}

/* --- Direct Hints (ไฟเขียวเล็กๆ ใต้ Peg) --- */
.guess-pegs-group { /* Group the main pegs and direct hints */
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ห่อ Pegs หลักในแถว (เพิ่มส่วนนี้) */
.guess-pegs-container {
    display: flex;
}

.direct-hints-container {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: 2px; /* ระยะห่างเล็กน้อย */
    padding: 0 20px; /* เพิ่ม padding ให้ตรงกับ pegs */
    box-sizing: border-box; /* คำนวณ padding ให้ถูก */
}

.direct-hint-peg {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: transparent; /* เริ่มต้นให้ไม่มีสี */
    border: 1px solid #444;
    /* คำนวณ margin ให้ตรงกับ center ของ peg ด้านบน */
    /* 40px (width) + 10px (margin*2) = 50px total width per peg */
    margin: 0 15px; /* (50 / 2) - (10 / 2) = 20...
                       (40px width + 10px margin) / 2 = 25...
                       ...ลอง 15px ซ้ายขวา ดูครับ */
}

/* ปรับ .peg ใน .guess-pegs-group ให้ตรง */
.guess-pegs-group .peg {
    margin: 0 5px; /* เหมือนเดิม */
}

/* ปรับ .direct-hint-peg ให้ตรงกลาง peg หลัก */
.direct-hints-container {
    display: flex;
    justify-content: space-around; /* ลองใช้ space-around */
    width: 200px; /* (40px + 10px margin) * 4 */
    margin-top: -5px;
}

.direct-hint-peg {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: transparent;
    border: 1px solid #444;
    /* ไม่ต้องใช้ margin ถ้าใช้ space-around */
}

.direct-hint-peg.correct-position {
    background-color: var(--feedback-correct); /* ใช้สีเขียวจาก Feedback */
    box-shadow: 0 0 5px var(--feedback-correct);
    border-color: var(--feedback-correct);
}

/* ... (โค้ด CSS เดิมทั้งหมด)... */
/* ... (เลื่อนไปจนสุดไฟล์) ... */

/* --- Mode Selection Buttons (โค้ดเดิม) --- */
.mode-selection {
    margin-bottom: 20px;
}
.mode-btn {
    padding: 8px 15px;
    font-size: 14px;
    background-color: #555;
    color: #eee;
    border: 1px solid #777;
    border-radius: 5px;
    cursor: pointer;
    margin: 0 5px;
    transition: all 0.2s ease;
}
.mode-btn:hover {
    background-color: #666;
    border-color: #fff;
}
.mode-btn.active {
    background-color: var(--border-color);
    color: var(--bg-color);
    border-color: var(--border-color);
    box-shadow: 0 0 10px var(--border-color);
}

/* --- [เพิ่มใหม่] สไตล์สำหรับปุ่ม Restart --- */
.mode-btn.restart {
    background-color: var(--color-orange);
    color: var(--bg-color);
    border-color: var(--color-orange);
}
.mode-btn.restart:hover {
    background-color: #ffc9a3;
    border-color: #ffc9a3;
}

/* --- [เพิ่มใหม่] สไตล์เมื่อปุ่มถูก Disable (ล็อกโหมด) --- */
.mode-btn:disabled {
    background-color: #444;
    color: #888;
    cursor: not-allowed;
    box-shadow: none;
    border-color: #555;
}


/* --- Direct Hints (โค้ดเดิม) --- */
.guess-pegs-group {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.guess-pegs-container {
    display: flex;
}
.direct-hints-container {
    display: flex;
    justify-content: space-around;
    width: 200px; /* (40px + 10px margin) * 4 */
    margin-top: -5px;
}
.direct-hint-peg {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: transparent;
    border: 1px solid #444;
}
.direct-hint-peg.correct-position {
    background-color: var(--feedback-correct);
    box-shadow: 0 0 5px var(--feedback-correct);
    border-color: var(--feedback-correct);
}

/* --- [เพิ่มใหม่] สไตล์สำหรับกล่องคำอธิบาย --- */
.instructions {
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 25px;
    margin-bottom: 20px;
    max-width: 600px;
    width: 90%;
    box-sizing: border-box;
}
.instructions h3 {
    margin-top: 5px;
    text-align: center;
}
.instructions ul {
    list-style-type: none;
    padding-left: 0;
}
.instructions ul li {
    margin-bottom: 8px;
    font-size: 0.95em;
}
.instructions ul ul {
    margin-top: 5px;
    padding-left: 20px;
}

/* [เพิ่มใหม่] สไตล์สำหรับจุดสี (Hint Dot) ในคำอธิบาย */
.hint-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 5px;
    border: 1px solid #fff;
    vertical-align: middle; 
    box-shadow: 0 0 5px #fff;
}
.hint-dot.correct {
    background-color: var(--feedback-correct);
    box-shadow: 0 0 5px var(--feedback-correct);
    border-color: var(--feedback-correct);
}
.hint-dot.present {
    background-color: var(--feedback-present);
    box-shadow: 0 0 5px var(--feedback-present);
    border-color: var(--feedback-present);
}