/* --- About 頁面專屬佈局 --- */
.about-main { 
    padding: 80px 0; 
    background-color: var(--bg-cool); 
}

.about-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 80px; 
    align-items: center; 
}

.about-content { 
    padding-right: 20px; 
}

.serif-title { 
    font-size: 3.5rem; 
    margin-bottom: 25px; 
    line-height: 1.1; 
}

.manifesto { 
    font-size: 1.1rem; 
    line-height: 2.2; 
    color: var(--text-muted); 
    font-weight: 300; 
}

.about-image { 
    position: relative; 
    box-shadow: 20px 20px 0px var(--white), 21px 21px 1px var(--accent-gold); 
}

.about-image img { 
    width: 100%; 
    display: block; 
    filter: grayscale(10%); 
}

.milestone-section { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 40px; 
    margin-top: 100px; 
    border-top: 1px solid var(--border-light); 
    padding-top: 60px; 
}

.milestone-item .tag { 
    font-size: 0.7rem; 
    letter-spacing: 3px; 
    color: var(--accent-gold); 
    display: block; 
    margin-bottom: 15px; 
    font-weight: 600; 
}

.milestone-item h3 { 
    font-family: 'Playfair Display', serif; 
    font-weight: 400; 
    font-size: 1.5rem; 
    margin-bottom: 12px; 
}

.milestone-item p { 
    font-size: 0.85rem; 
    color: var(--text-muted); 
    line-height: 1.8; 
}

/* ============================================================
   📱 手機版 RWD 修正
   ============================================================ */
@media (max-width: 992px) {
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .serif-title { font-size: 2.5rem; }
}

@media (max-width: 768px) {
    .container { padding: 0 30px !important; } 
    .about-main { padding: 40px 0; }
    .serif-title { font-size: 1.8rem; margin-bottom: 20px; padding-left: 3px; }
    .manifesto { font-size: 0.95rem; line-height: 1.9; }
    .milestone-section { grid-template-columns: 1fr; gap: 40px; margin-top: 50px; padding-top: 40px; }
    .logo { font-size: 1.2rem; }
    .nav-item, .dropdown { margin-left: 15px; font-size: 0.7rem; }
}