/* 表单元素样式 */

/* 表单组 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.form-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* 输入框 */
textarea, select, input[type="text"] {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.875rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-family: inherit;
    transition: all 0.2s;
    resize: vertical;
}

textarea {
    min-height: 120px;
    line-height: 1.6;
}

textarea:focus, select:focus, input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
    box-shadow: 0 0 0 3px rgba(138, 180, 248, 0.1);
}

textarea::placeholder {
    color: var(--text-muted);
}

/* 参考图标题 */
.reference-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.reference-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.reference-count {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 生成按钮 */
.generate-section {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.generate-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent-gold), #c4a037);
    color: var(--bg-primary);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* 粒子币消耗提示 */
.generate-cost {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.85;
    margin-left: 0.25rem;
}

.generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(212, 175, 55, 0.5);
}

.generate-btn:active {
    transform: translateY(0);
}

.generate-btn:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* 强化关键词按钮 */
.optimize-btn {
    margin-top: 0.75rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.optimize-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
}

.optimize-btn:active {
    transform: translateY(0);
}

.optimize-btn:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.optimize-btn.optimizing {
    background: var(--accent-gold);
    color: var(--bg-primary);
    cursor: wait;
}