/* ==================== 基础样式 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #F5F0EB;
    --primary-color: #8B7355;
    --accent-color: #A0522D;
    --text-color: #333;
    --card-bg: #FFFFFF;
    --border-color: #e0d5c8;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
}

body {
    font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==================== 容器 ==================== */
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 24px 20px;
}

/* ==================== 页面切换动画 ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.section.active {
    display: block;
}

/* ==================== 按钮样式 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    background: transparent;
    color: inherit;
}

.btn:hover {
    transform: translateY(-2px);
}

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

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: #7a6548;
    box-shadow: var(--shadow-hover);
}

.btn-accent {
    background: var(--accent-color);
    color: white;
}

.btn-accent:hover {
    background: #8a4528;
    box-shadow: var(--shadow-hover);
}

.btn-large {
    padding: 16px 48px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
    padding: 14px 24px;
}

.btn-link {
    color: var(--primary-color);
    text-decoration: underline;
    text-underline-offset: 4px;
    padding: 8px 16px;
}

.btn-link:hover {
    color: var(--accent-color);
}

.btn-icon {
    padding: 8px;
    font-size: 20px;
    color: var(--primary-color);
}

.btn-icon:hover {
    color: var(--accent-color);
    background: rgba(139, 115, 85, 0.1);
}

/* ==================== 公告弹窗 ==================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal-card {
    position: relative;
    background: var(--card-bg);
    border-radius: 16px;
    padding: 32px;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--shadow-hover);
    text-align: center;
    z-index: 1;
}

.modal-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.modal-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 16px;
}

.modal-content {
    font-size: 15px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 24px;
    text-align: left;
    max-height: 300px;
    overflow-y: auto;
}

/* ==================== 首页 ==================== */
.home-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding-top: 40px;
    padding-bottom: 40px;
}

.main-title {
    font-size: 64px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 8px;
    margin-bottom: 8px;
}

.sub-title {
    font-size: 24px;
    font-weight: 400;
    color: #888;
    margin-bottom: 24px;
}

.intro-text {
    font-size: 16px;
    color: #666;
    margin-bottom: 48px;
}

#btn-start {
    margin-bottom: 24px;
}

/* ==================== 答题区 ==================== */
.progress-bar-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: rgba(139, 115, 85, 0.15);
    z-index: 100;
    cursor: pointer;
}

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

.quiz-container {
    padding-top: 60px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.quiz-header {
    text-align: center;
    margin-bottom: 32px;
}

.question-number {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 500;
    letter-spacing: 2px;
}

.question-text {
    font-size: 20px;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-color);
    font-weight: 500;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-btn {
    width: 100%;
    padding: 16px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    text-align: left;
    font-size: 15px;
    line-height: 1.6;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.option-btn:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.option-btn.selected {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.option-label {
    font-weight: 600;
    flex-shrink: 0;
    min-width: 24px;
}

.option-text {
    flex: 1;
}

/* ==================== 结果页 ==================== */
.result-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 100vh;
    padding-top: 60px;
    padding-bottom: 40px;
}

.result-title {
    font-size: 18px;
    color: #888;
    margin-bottom: 24px;
    font-weight: 400;
}

.result-name {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.result-name.hidden-egg {
    color: #c0392b;
    background: linear-gradient(135deg, #c0392b, #e74c3c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-nickname {
    display: inline-block;
    font-size: 14px;
    background: var(--accent-color);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 24px;
}

.result-description {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    max-width: 600px;
    margin-bottom: 24px;
}

.sub-tendency {
    margin-bottom: 32px;
}

.sub-tendency-label {
    font-size: 14px;
    color: #888;
}

.sub-tendency-tag {
    display: inline-block;
    font-size: 13px;
    background: #e8e4e0;
    color: #666;
    padding: 4px 12px;
    border-radius: 12px;
    margin-left: 8px;
}

.result-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.result-footer {
    font-size: 12px;
    color: #aaa;
    margin-top: auto;
}

/* ==================== 人格图鉴页 ==================== */
.gallery-container {
    padding-top: 20px;
    min-height: 100vh;
}

.gallery-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.gallery-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-color);
}

.gallery-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
}

.gallery-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.gallery-card.hidden-personality {
    border: 2px dashed var(--accent-color);
    background: linear-gradient(135deg, #fff 0%, #fdf8f5 100%);
}

.gallery-card-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.gallery-card-nickname {
    display: inline-block;
    font-size: 12px;
    background: var(--accent-color);
    color: white;
    padding: 3px 10px;
    border-radius: 10px;
    margin-bottom: 12px;
}

.gallery-card-description {
    font-size: 13px;
    line-height: 1.6;
    color: #777;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==================== 移动端适配 ==================== */
@media (max-width: 480px) {
    .container {
        padding: 16px 12px;
    }

    .main-title {
        font-size: 48px;
        letter-spacing: 6px;
    }

    .sub-title {
        font-size: 20px;
    }

    .intro-text {
        font-size: 14px;
        margin-bottom: 36px;
    }

    .btn-large {
        padding: 14px 36px;
        font-size: 16px;
    }

    .modal-card {
        padding: 24px 20px;
    }

    .modal-icon {
        font-size: 40px;
    }

    .modal-title {
        font-size: 20px;
    }

    .question-text {
        font-size: 17px;
        margin-bottom: 28px;
    }

    .option-btn {
        padding: 14px 16px;
        font-size: 14px;
    }

    .result-name {
        font-size: 28px;
    }

    .result-description {
        font-size: 14px;
    }

    .gallery-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .gallery-card {
        padding: 20px;
    }

    .result-actions {
        width: 100%;
        padding: 0 20px;
    }

    .result-actions .btn {
        width: 100%;
    }
}

/* ==================== 小屏幕优化 ==================== */
@media (max-width: 360px) {
    .main-title {
        font-size: 40px;
        letter-spacing: 4px;
    }

    .sub-title {
        font-size: 18px;
    }

    .modal-card {
        padding: 20px 16px;
    }
}

/* ==================== 横屏优化 ==================== */
@media (max-height: 600px) and (orientation: landscape) {
    .home-container {
        padding-top: 20px;
        padding-bottom: 20px;
    }

    .main-title {
        font-size: 40px;
    }

    .intro-text {
        margin-bottom: 24px;
    }

    .result-container {
        padding-top: 20px;
    }
}