:root {
    --page-bg: #ffffff;
    --surface: #f7fafc;
    --border: #cfdbe8;
    --text-strong: #0d141c;
    --text-muted: #4d7399;
    --brand: #1280ed;
    --radius: 8px;
    --container-max: 960px;
    --gap-xl: 40px;
    --gap-lg: 32px;
    --gap-md: 16px;
    --gap-sm: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--page-bg);
    color: var(--text-strong);
    font-family: "Noto Sans KR", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    line-height: 1.5;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 16px;
}

.section {
    padding: 20px 0;
}

h2 {
    margin: 0 0 12px 0;
    font-size: 32px;
    line-height: 40px;
    font-weight: 700;
}

.lead {
    margin: 0 0 10px 0;
}

/* =============================
   Motion
============================= */
.motion-fade-up {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 520ms ease, transform 520ms ease;
    will-change: opacity, transform;
}

.motion-fade-up.is-inview {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .motion-fade-up,
    .faq-answer,
    .faq-toggle {
        transition: none !important;
    }

    .motion-fade-up {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* =============================
   Pricing
============================= */
.section-pricing .plan-grid {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(3, 1fr);
}

.plan-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.plan-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.plan-name {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
}

.plan-price {
    margin: 0;
    font-size: 36px;
    line-height: 45px;
    font-weight: 900;
    letter-spacing: -1px;
}

.plan-price-line {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 2px;
}

.plan-price-original {
    font-size: 16px;
    color: #9a9a9a;
    text-decoration: line-through;
}

.plan-price-arrow {
    font-size: 16px;
    color: #888;
    margin: 0 4px;
}

.plan-price-discounted {
    font-size: 24px;
    font-weight: 700;
    color: #111;
}

.plan-currency {
    font-size: 12px;
    color: #777;
    margin-left: 2px;
}

.plan-unit {
    margin-left: auto;
    margin-top: 4px;
    font-size: 14px;
    color: #666;
}

.plan-action {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    border-radius: var(--radius);
    background: #e8edf2;
}

.plan-action a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    text-decoration: none;
    color: var(--text-strong);
    font-weight: 700;
    font-size: 14px;
    line-height: 40px;
}

/* =============================
   FAQ
============================= */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 16px;
}

.faq-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    cursor: pointer;
}

.faq-q {
    margin: 0;
    font-size: 14px;
    font-weight: 500;
}

.faq-toggle {
    width: 14px;
    height: 14px;
    flex: 0 0 14px;
    transition: transform 220ms ease;
}

.faq-toggle svg {
    display: block;
    width: 100%;
    height: 100%;
}

.faq-toggle.is-open {
    transform: rotate(180deg);
}

.faq-answer {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transform: translateY(-6px);
    transition: max-height 320ms ease, opacity 220ms ease, transform 320ms ease;
    will-change: max-height, opacity, transform;
}

.faq-item.is-open .faq-answer {
    opacity: 1;
    transform: translateY(0);
}

/* =============================
   CTA
============================= */
.section-call-to-action .cta-wrap {
    display: flex;
    flex-direction: column;
    gap: var(--gap-lg);
    align-items: center;
    justify-content: flex-end;
    padding: 80px 40px;
}

.cta-title {
    margin: 0;
    font-size: 36px;
    line-height: 45px;
    letter-spacing: -1px;
    font-weight: 900;
    text-align: center;
}

.cta-desc {
    margin: 0;
    text-align: center;
    font-size: 16px;
}

.cta-action {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-action a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 84px;
    max-width: 480px;
    height: 48px;
    padding: 0 20px;
    border-radius: var(--radius);
    background: var(--brand);
    color: #f7fafc;
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
}

.cta-action a:visited {
    color: #f7fafc;
}

/* =============================
   Responsive
============================= */
@media (max-width: 1024px) {
    .section-pricing .plan-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .section-pricing .plan-grid {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 28px;
        line-height: 36px;
    }
}