/* 每日一谜 - 主题样式 */
.daily-category-tabs.riddle-tabs {
    gap: 6px;
}

.daily-category-tabs.riddle-tabs .daily-category-tab {
    padding: 7px 10px;
    font-size: 13px;
}

.daily-riddle-panel {
    padding: 22px 20px 18px;
    border-radius: 12px;
    background: linear-gradient(160deg, #ecfdf5 0%, #d1fae5 45%, #a7f3d0 100%);
    border: 1px solid #6ee7b7;
    margin-bottom: 20px;
    box-shadow: 0 4px 16px rgba(5, 150, 105, 0.12);
}

.daily-riddle-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
    margin-bottom: 12px;
}

.daily-riddle-category {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: #065f46;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid #6ee7b7;
}

.daily-riddle-category.cat-word { color: #1d4ed8; border-color: #93c5fd; background: rgba(219, 234, 254, 0.8); }
.daily-riddle-category.cat-thing { color: #b45309; border-color: #fcd34d; background: rgba(254, 243, 199, 0.85); }
.daily-riddle-category.cat-poem { color: #9d174d; border-color: #f9a8d4; background: rgba(252, 231, 243, 0.85); }
.daily-riddle-category.cat-brain { color: #7c3aed; border-color: #c4b5fd; background: rgba(237, 233, 254, 0.85); }
.daily-riddle-category.cat-folk { color: #b91c1c; border-color: #fca5a5; background: rgba(254, 226, 226, 0.85); }
.daily-riddle-category.cat-fun { color: #047857; border-color: #6ee7b7; background: rgba(209, 250, 229, 0.9); }

.daily-riddle-mode-tag {
    font-size: 12px;
    color: #047857;
    margin: 0;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 4px;
}

.daily-riddle-title {
    font-size: 17px;
    font-weight: 600;
    color: #064e3b;
    margin: 0 0 10px;
}

.daily-riddle-question {
    font-size: 18px;
    line-height: 1.75;
    color: #14532d;
    font-weight: 500;
    margin: 0 0 16px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.75);
    border-radius: 10px;
    border-left: 4px solid #10b981;
}

.daily-riddle-hint-wrap {
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.65);
    border-radius: 8px;
    border: 1px dashed #6ee7b7;
    margin-bottom: 14px;
}

.daily-riddle-hint-wrap h3 {
    font-size: 14px;
    font-weight: 600;
    color: #047857;
    margin: 0 0 6px;
}

.daily-riddle-hint-wrap p {
    font-size: 14px;
    line-height: 1.65;
    color: #166534;
    margin: 0;
}

.daily-riddle-answer-area {
    margin-top: 4px;
}

.daily-riddle-answer-locked {
    text-align: center;
    padding: 20px 16px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
    border: 1px solid #a7f3d0;
}

.daily-riddle-answer-locked .fa {
    font-size: 28px;
    color: #10b981;
    margin-bottom: 8px;
}

.daily-riddle-answer-locked p {
    font-size: 15px;
    color: #047857;
    margin: 0;
    line-height: 1.6;
}

.daily-riddle-answer-revealed {
    padding: 16px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 10px;
    border: 2px solid #10b981;
}

.daily-riddle-answer-revealed h3 {
    font-size: 15px;
    font-weight: 600;
    color: #047857;
    margin: 0 0 8px;
}

.daily-riddle-answer-text {
    font-size: 22px;
    font-weight: 700;
    color: #065f46;
    margin: 0 0 12px;
}

.daily-riddle-explain-wrap h4 {
    font-size: 13px;
    font-weight: 600;
    color: #047857;
    margin: 0 0 6px;
}

.daily-riddle-explain-wrap p {
    font-size: 14px;
    line-height: 1.7;
    color: #166534;
    margin: 0;
}

.daily-btn-reveal.is-revealed {
    color: #065f46;
    border-color: #6ee7b7;
    background: rgba(209, 250, 229, 0.9);
}

.daily-riddle-panel.is-answer-revealed .daily-riddle-answer-revealed {
    animation: riddleRevealIn 0.25s ease-out;
}

@keyframes riddleRevealIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .daily-category-tabs.riddle-tabs .daily-category-tab {
        padding: 6px 8px;
        font-size: 12px;
    }

    .daily-riddle-question {
        font-size: 16px;
    }

    .daily-action-row .daily-btn {
        flex: 1 1 auto;
        min-width: calc(50% - 6px);
    }
}