body {
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    -webkit-font-smoothing: antialiased;
    color: #1a1a1a;
}

.gradient-text {
    background: linear-gradient(135deg, #FF6600, #FF9900);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn-primary {
    background: #002B4E;
    color: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary:hover {
    background: #004e8c;
    transform: translateY(-1px);
    box-shadow: 0 10px 20px rgba(0, 43, 78, 0.15);
}

.clean-card {
    background: white;
    border: 1px solid rgba(0,0,0,0.04);
    border-radius: 1.5rem;
    transition: all 0.4s ease;
}

.clean-card:hover {
    border-color: rgba(0,0,0,0.08);
    box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
}

.page-hero {
    position: relative;
    padding: 9rem 0 5rem;
    overflow: hidden;
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: auto -15% -30% 45%;
    width: 45rem;
    height: 45rem;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(255,102,0,0.13), rgba(239,244,249,0));
    pointer-events: none;
}

.content-section {
    padding: 5rem 0;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .35rem .75rem;
    border-radius: 999px;
    background: #fff7ed;
    border: 1px solid #fed7aa;
    color: #FF6600;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.prose-card h2 {
    color: #002B4E;
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.prose-card h2:not(:first-child) {
    margin-top: 2.75rem;
}

.prose-card h3 {
    color: #111827;
    font-weight: 800;
    font-size: 1.05rem;
    margin-top: 1.5rem;
    margin-bottom: .5rem;
}

.prose-card p,
.prose-card li {
    color: #595959;
    line-height: 1.85;
}

.prose-card ul {
    list-style: disc;
    padding-left: 1.25rem;
    margin-bottom: 1.25rem;
}

.faq-item {
    border-bottom: 1px solid #e5e7eb;
    padding: 1.25rem 0;
}

.faq-item summary {
    cursor: pointer;
    color: #002B4E;
    font-weight: 800;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    float: right;
    color: #FF6600;
    font-size: 1.25rem;
}

.faq-item[open] summary::after {
    content: "-";
}

.video-placeholder {
    aspect-ratio: 16 / 9;
    border: 1px dashed rgba(0,43,78,.35);
    background: linear-gradient(135deg, rgba(0,43,78,.94), rgba(0,78,140,.88));
    border-radius: 1.5rem;
    display: grid;
    place-items: center;
    color: white;
    text-align: center;
    padding: 2rem;
}