/* css/friends.css */
.friends-page {
    background-color: #f7f9fa;
}

.friends-intro {
    background: #fff;
    border-bottom: 1px solid #eee;
}

.intro-lead {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c2c2c;
    line-height: 1.6;
    letter-spacing: 2px;
}

.intro-sub {
    font-size: 1.2rem;
    color: #00B900; /* LINE Green to preview the upcoming action */
    font-weight: 600;
    letter-spacing: 2px;
    margin-top: 1rem;
    display: inline-block;
    padding-bottom: 0.2rem;
    border-bottom: 2px solid #00B900;
}

.benefits-section {
    position: relative;
    z-index: 2;
    margin-top: -2rem;
}

/* 獨家福利大標 */
.benefits-title-box {
    text-align: center;
    margin-bottom: 4rem;
}
.benefits-title {
    font-size: 2rem;
    font-weight: 700;
    color: #222;
    letter-spacing: 4px;
    display: inline-block;
}

/* 福利卡片 */
.benefit-card {
    background: #fff;
    border-radius: 16px;
    padding: 3rem 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    height: 100%;
    text-align: center;
    border-top: 4px solid #00B900;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,185,0,0.08);
}

.benefit-num {
    font-size: 6rem;
    font-weight: 900;
    font-family: 'Inter', sans-serif;
    color: rgba(0, 185, 0, 0.05); /* Very faint background number */
    position: absolute;
    top: -10px;
    right: 15px;
    line-height: 1;
    z-index: 0;
}

.benefit-icon {
    font-size: 2.8rem;
    color: #00B900;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.benefit-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #333;
    line-height: 1.8;
    position: relative;
    z-index: 1;
    letter-spacing: 1px;
}

/* Call to action */
.cta-section {
    background-color: #fff;
    border-top: 1px solid #eee;
    padding-bottom: 5rem;
}

.cta-box {
    background: linear-gradient(135deg, #00B900 0%, #009000 100%);
    border-radius: 16px;
    padding: 4rem 3rem;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,185,0,0.2);
    color: #fff;
}

.cta-box h3 {
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}
.cta-box p {
    font-size: 1.1rem;
    opacity: 0.9;
    letter-spacing: 1px;
    margin-bottom: 2rem;
}

.btn-line-white {
    background-color: #fff;
    color: #00B900;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 1.2rem 4rem;
    border-radius: 50px;
    transition: all 0.3s;
    font-size: 1.4rem;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.btn-line-white:hover {
    background-color: #f0f0f0;
    color: #009000;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255,255,255,0.3);
}

.btn-line-white i {
    font-size: 1.6rem;
    vertical-align: middle;
}