/* ================================================================
   answer.css - 蝗樒ｭ碑€・判髱｢ (index.html) 蟆ら畑繧ｹ繧ｿ繧､繝ｫ
   ================================================================ */

/* 蝗樒ｭ碑€・判髱｢逕ｨ繝｢繝€繝ｳ繝輔か繝ｼ繝 */
#register-area,
#wait-area,
#answer-area {
    display: grid;
    gap: 20px;
    place-items: center;
    max-width: 600px;
    margin: 60px auto;
    padding: 40px 30px;
    background: var(--gradient-card);
    border: 2px solid var(--border-accent);
    border-radius: 20px;
    box-shadow: var(--glow);
}

#register-area input,
#answer-area textarea {
    width: 100%;
    max-width: 500px;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 12px 8px;
    font-size: 16px;
    color: var(--text-primary);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

#register-area input::placeholder,
#answer-area textarea::placeholder {
    color: var(--text-secondary);
}

#register-area input:focus,
#answer-area textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px var(--primary-color);
}

#register-btn,
#answer-btn {
    width: 100%;
    max-width: 300px;
    border-radius: 50px;
    padding: 14px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    font-size: 16px;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

#register-btn:hover,
#answer-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px) scale(1.02);
}

#register-msg,
#answer-msg {
    width: 100%;
    max-width: 500px;
    text-align: left;
    font-size: 14px;
    color: var(--text-accent);
    padding: 8px 12px;
}

/* 繧ｹ繝斐リ繝ｼ繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* 繝｡繝・そ繝ｼ繧ｸ繧ｹ繧ｿ繧､繝ｫ */
.success-msg {
    background: rgba(72, 187, 120, 0.2);
    border: 1px solid var(--success-color);
    color: var(--success-color);
    border-radius: 6px;
}

.error-msg {
    background: rgba(245, 101, 101, 0.2);
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    border-radius: 6px;
}

.info-msg {
    background: rgba(102, 126, 234, 0.2);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 6px;
}

/* 逡ｪ蜿ｷ繝舌ャ繧ｸ */
.list-item-number {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--primary-color);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: bold;
}

/* 逡ｪ蜿ｷ繝舌ャ繧ｸ縺後≠繧玖｡後・繝倥ャ繝€繝ｼ蟾ｦ縺ｫ菴咏區繧堤｢ｺ菫昴＠縺ｦ驥阪↑繧雁屓驕ｿ */
.list-item-number + .list-item-header {
    padding-left: 36px; /* 24px繝舌ャ繧ｸ + 菴咏區 */
}