.elementor-3961 .elementor-element.elementor-element-42a093e{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;}.elementor-3961 .elementor-element.elementor-element-4603568{--display:flex;}/* Start custom CSS for html, class: .elementor-element-1f8e7f3 *//* --- 全域設定 --- */
.fd-roi-article {
    font-family: "Inter", "Helvetica Neue", "Microsoft JhengHei", "PingFang TC", sans-serif;
    line-height: 1.8;
    color: #cbd5e1;
    background-color: #0b0f19; /* 深淵藍 */
    max-width: 1000px;
    margin: 0 auto;
    padding: 60px 20px;
    -webkit-font-smoothing: antialiased;
    overflow: hidden;
}

.fd-roi-article h1,
.fd-roi-article h2,
.fd-roi-article h3,
.fd-roi-article h4 {
    color: #fff;
    font-weight: 700;
}

/* --- Hero Section --- */
.fd-hero-roi {
    text-align: center;
    padding: 100px 40px;
    background: radial-gradient(circle at 50% 100%, #1e293b 0%, #0b0f19 70%);
    border-radius: 16px;
    margin-bottom: 80px;
    border: 1px solid #1e293b;
    position: relative;
    box-shadow: 0 0 60px rgba(16, 185, 129, 0.1);
}

.fd-badge-finance {
    display: inline-block;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981; /* 增長綠 */
    padding: 6px 18px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 30px;
    letter-spacing: 2px;
    border-radius: 50px;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.fd-title {
    font-size: 2.6rem;
    margin-bottom: 30px;
    background: linear-gradient(90deg, #fff, #6ee7b7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.3;
}

.fd-intro {
    font-size: 1.2rem;
    color: #94a3b8;
    max-width: 800px;
    margin: 0 auto;
}

.fd-intro strong {
    color: #3b82f6; /* 科技藍 */
    font-weight: 700;
}

/* --- Math Section (Formula) --- */
.fd-math-section { padding-bottom: 100px; }
.fd-section-header { text-align: center; font-size: 2.2rem; margin-bottom: 15px; }
.fd-sub-desc { text-align: center; color: #64748b; margin-bottom: 60px; font-size: 1.1rem; }

.fd-roi-grid {
    display: flex; flex-direction: column; gap: 30px; align-items: center; max-width: 800px; margin: 0 auto;
}

.fd-formula-card {
    width: 100%; background: #111827; border: 1px solid #374151; border-radius: 12px;
    padding: 30px; text-align: center; position: relative;
}
.fd-formula-card.old { opacity: 0.6; }
.fd-formula-card.new {
    border-color: #10b981; background: rgba(6, 78, 59, 0.1);
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.1); transform: scale(1.02);
}

.fd-card-label {
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; color: #6b7280; margin-bottom: 20px; font-weight: bold;
}
.fd-formula-card.new .fd-card-label { color: #10b981; }

.fd-math-row, .fd-math-block {
    font-family: "Courier New", monospace; font-size: 1.2rem; margin-bottom: 20px; color: #e5e7eb;
}
.fd-math-block { display: flex; flex-direction: column; gap: 10px; align-items: center; }

.fd-var { border-bottom: 1px dashed #6b7280; padding-bottom: 2px; }
.fd-var.highlight { color: #6ee7b7; border-color: #10b981; font-weight: bold; }
.fd-result { font-weight: 900; }
.fd-result.highlight { color: #10b981; font-size: 1.5rem; text-shadow: 0 0 10px rgba(16, 185, 129, 0.4); }

.fd-arrow-down { font-weight: bold; color: #6b7280; font-size: 0.9rem; }

/* --- Funnel Section --- */
.fd-funnel-section { padding-bottom: 120px; }
.fd-funnel-visual {
    display: flex; flex-direction: column; align-items: center; gap: 10px; max-width: 700px; margin: 0 auto;
}

.fd-funnel-step {
    width: 100%; background: #1f2937; padding: 25px 40px; border-radius: 8px;
    display: flex; justify-content: space-between; align-items: center;
    border: 1px solid #374151; transition: all 0.3s;
}
.step-1 { width: 100%; border-top: 4px solid #3b82f6; }
.step-2 { width: 85%; border-top: 4px solid #a855f7; }
.step-3 { width: 70%; border-top: 4px solid #10b981; background: #064e3b; border-color: #059669; }

.fd-step-info h4 { font-size: 1.1rem; margin-bottom: 10px; color: #fff; }
.fd-step-info p { font-size: 0.9rem; color: #9ca3af; margin: 0; line-height: 1.5; }
.fd-icon-funnel { font-size: 2rem; }

.fd-funnel-connector {
    width: 2px; height: 20px; background: #374151;
}

/* --- Checklist Section --- */
.fd-check-section { padding-bottom: 100px; }
.fd-checklist-container {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px;
}

.fd-check-item {
    background: rgba(255,255,255,0.03); padding: 30px; border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05); transition: all 0.3s;
    position: relative; overflow: hidden;
}
.fd-check-item:hover {
    background: rgba(255,255,255,0.05); transform: translateY(-5px); border-color: #10b981;
}

.fd-check-mark {
    font-size: 3rem; font-weight: 900; color: rgba(255,255,255,0.05);
    position: absolute; top: 10px; right: 20px; line-height: 1;
}

.fd-check-content h4 { font-size: 1.2rem; margin-bottom: 15px; color: #fff; position: relative; z-index: 2; }
.fd-check-content p { font-size: 0.95rem; color: #94a3b8; position: relative; z-index: 2; }

/* --- Value Section --- */
.fd-value-roi { padding-bottom: 100px; }
.fd-value-box {
    max-width: 800px; margin: 0 auto; 
    background: linear-gradient(135deg, #111827 0%, #064e3b 100%);
    padding: 80px 60px; border-radius: 16px; text-align: center;
    border: 1px solid #059669;
    box-shadow: 0 0 50px rgba(16, 185, 129, 0.15);
}
.fd-value-box h3 { font-size: 2.2rem; margin-bottom: 30px; color: #fff; }
.fd-value-box p { font-size: 1.25rem; line-height: 1.8; color: #a7f3d0; }

/* --- CTA Section --- */
.fd-cta-roi { text-align: center; padding: 80px 20px; }
.fd-cta-inner {
    max-width: 750px; margin: 0 auto; background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.1); padding: 80px 40px; border-radius: 24px;
    backdrop-filter: blur(5px);
}
.fd-cta-inner h2 { font-size: 2.4rem; margin-bottom: 25px; }
.fd-cta-inner p { color: #94a3b8; margin-bottom: 50px; font-size: 1.2rem; }

.fd-btn-profit {
    display: inline-block; background: #10b981; color: #064e3b;
    padding: 22px 60px; border-radius: 50px; font-weight: 800; text-decoration: none;
    transition: all 0.3s ease; font-size: 1.1rem;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}
.fd-btn-profit:hover {
    background: #34d399; transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(16, 185, 129, 0.6); color: #022c22;
}
.arrow { margin-left: 10px; transition: transform 0.2s; display: inline-block; }
.fd-btn-profit:hover .arrow { transform: translateX(10px); }

.fd-note { margin-top: 40px; font-size: 0.9rem; color: #64748b; letter-spacing: 1px; }

/* --- Mobile RWD --- */
@media (max-width: 768px) {
    .fd-hero-roi .fd-title { font-size: 1.8rem; }
    .fd-funnel-step { flex-direction: column; width: 100%; text-align: center; gap: 15px; }
    .fd-value-box { padding: 50px 30px; }
}/* End custom CSS */