/* 导航栏样式在navbar.css中定义 */

/* 页面容器 */
.page-container {
    display: grid;
    grid-template-columns: 1fr 250px;
    gap: 2rem;
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1rem; /* Reduced padding for better responsiveness */
}

/* 主要内容区域样式 */
.test-content {
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--card-shadow);
}

.test-header h1 {
    font-size: 3rem;
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 700;
}

/* 测试表单样式 */
.test-form {
    flex: 1;
}

.questions-container {
    margin-bottom: 2rem;
}

.question {
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--card-shadow);
}

.question h3 {
    font-size: 1.5rem;
    color: var(--heading-color);
    margin-bottom: 1rem;
}

.options-container {
    display: flex;
    flex-direction: column;
}

.options-container label {
    display: flex;
    align-items: center;
    margin: 0.5rem 0;
    color: var(--text-color);
    font-size: 1.1rem;
}

.options-container label input[type="radio"] {
    width: 16px;
    height: 16px;
    margin: 0 0.5rem 0 0;
    padding: 0;
    vertical-align: unset;
}

.answer-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    font-size: 1.1rem;
    margin-top: 0.5rem;
    background-color: var(--input-bg);
    color: var(--input-text);
}

/* 进度面板样式 */
.progress-panel {
    position: sticky;
    top: 100px;
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    width: 250px;
    height: fit-content;
}

.progress-item {
    margin-bottom: 1rem;
}

.progress-item h4 {
    font-size: 1.2rem;
    color: var(--heading-color);
    margin-bottom: 0.5rem;
}

.progress-value {
    font-size: 1.5rem;
    color: var(--btn-primary-bg);
    font-weight: bold;
}

/* 计时器容器样式 */
.timer-container {
    display: none;
    position: relative;
    transition: transform 0.3s ease;
}

.toggle-timer-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    color: var(--btn-primary-bg);
}

/* 进度条样式 */
.progress-bar-container {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: var(--btn-secondary-bg);
    z-index: 1000;
}

.progress-bar {
    height: 100%;
    background-color: var(--btn-primary-bg);
    width: 0;
    transition: width 0.3s ease;
}

.progress-ticks {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.progress-tick {
    height: 100%;
    background-color: #666;
    position: absolute;
    top: 0;
}

/* 按钮样式 */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    margin: 0.5rem;
}

.primary-btn {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border: none;
    cursor: pointer;
}

.primary-btn:hover {
    background-color: #3a7bc8;
}

/* 面包屑导航样式在breadcrumb.css中定义 */

/* 页脚样式在footer.css中定义 */

/* 响应式设计 */
@media (max-width: 992px) {
    .page-container {
        grid-template-columns: 1fr;
    }

    .progress-panel {
        display: none;
    }

    .timer-container {
        display: block;
        position: fixed;
        top: calc(70px + 1rem);
        right: 0;
        width: 100px;
        padding: 0.5rem;
        background-color: var(--card-bg);
        border-radius: 4px 0 0 4px;
        box-shadow: var(--card-shadow);
        z-index: 1000;
    }

    .timer-container .progress-value {
        font-size: 1.2rem;
        display: block;
    }

    .timer-container.collapsed .progress-value {
        display: none;
    }

    .timer-container.collapsed {
        width: 30px;
    }

    .toggle-timer-btn {
        right: 5px;
        font-size: 0.8rem;
    }

    .progress-bar-container {
        display: block;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--nav-bg);
        transition: left 0.3s;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        plurality: left;
        left: 0;
    }

    .nav-links ul {
        flex-direction: column;
        padding: 2rem;
    }

    .nav-links li {
        margin: 1rem 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .page-container {
        padding: 0 0.5rem; /* Further reduced padding for small screens */
    }

    .test-content {
        padding: 2rem 1rem;
    }

    .test-header h1 {
        font-size: 2rem;
    }
}