/* about.css — AboutUs.cshtml 專用樣式 */

/* ===== 基本佈局 ===== */
.aboutus-section {
    padding: 80px 0;
}

.aboutus-hero {
    text-align: center;
    margin-bottom: 60px;
}

.aboutus-hero .title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary, #6c63ff));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.aboutus-hero .subtitle {
    font-size: 1.15rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== 內容區 ===== */
.aboutus-content {
    font-size: 1rem;
    line-height: 1.8;
    color: #444;
    margin-bottom: 48px;
}

.aboutus-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* ===== 區塊卡片 ===== */
.aboutus-block {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    border-left: 4px solid var(--color-primary);
}

.aboutus-block .block-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.aboutus-block .block-body {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
}

.aboutus-block .block-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* ===== 時間軸 ===== */
.timeline-section {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.timeline-section .section-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 32px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.timeline-wrapper {
    position: relative;
    padding-left: 40px;
}

.timeline-wrapper::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary, #6c63ff));
    border-radius: 3px;
}

.timeline-wrapper h3 {
    position: relative;
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
    margin-top: 24px;
    padding: 4px 16px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary, #6c63ff));
    border-radius: 20px;
    display: inline-block;
}

.timeline-wrapper h3:first-child {
    margin-top: 0;
}

.timeline-wrapper h3::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border: 3px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--color-primary);
    z-index: 1;
}

.timeline-wrapper p {
    font-size: 1.35rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 16px;
    padding-left: 4px;
}

/* ===== 空狀態 ===== */
.aboutus-empty {
    text-align: center;
    padding: 60px 0;
    color: #999;
}

.aboutus-empty i {
    font-size: 48px;
    display: block;
    margin-bottom: 16px;
    opacity: 0.4;
}

/* ===== 響應式 ===== */
@media (max-width: 767px) {
    .aboutus-section {
        padding: 40px 0;
    }

    .aboutus-hero .title {
        font-size: 1.8rem;
    }

    .aboutus-block {
        padding: 24px;
    }

    .timeline-section {
        padding: 24px;
    }

    .timeline-wrapper {
        padding-left: 32px;
    }

    .timeline-wrapper::before {
        left: 11px;
    }

    .timeline-wrapper h3::before {
        left: -25px;
        width: 12px;
        height: 12px;
    }
}