:root {
    --ink: #101626;
    --paper: #f7f4f0;
    --white: #ffffff;
    --muted: #686c79;
    --line: rgba(16, 22, 38, .12);
    --blue: #26a9df;
    --magenta: #d91b70;
    --lime: #9cc33b;
    --shadow: 0 30px 80px rgba(19, 28, 48, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "Pretendard", "Noto Sans KR", Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 50; background: #fff; padding: 12px 16px; border-radius: 10px; }
.skip-link:focus { top: 12px; }

.site-header { position: relative; z-index: 10; background: var(--ink); color: #fff; }
.header-inner { min-height: 84px; display: flex; align-items: center; gap: 42px; }
.brand { display: flex; align-items: center; gap: 16px; margin-right: auto; }
.brand img { width: 150px; height: auto; filter: brightness(0) invert(1); }
.brand span { display: grid; gap: 2px; border-left: 1px solid rgba(255,255,255,.2); padding-left: 15px; }
.brand strong { font-size: 13px; letter-spacing: .12em; }
.brand small { font-size: 9px; letter-spacing: .16em; color: rgba(255,255,255,.55); }
.site-header nav { display: flex; align-items: center; gap: 32px; font-size: 14px; color: rgba(255,255,255,.72); }
.site-header nav a:hover { color: #fff; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 26px; min-height: 58px; padding: 0 26px; border-radius: 10px; color: #fff; background: linear-gradient(100deg, var(--magenta), #a91b9b); box-shadow: 0 16px 34px rgba(217,27,112,.22); font-weight: 800; }
.button b { font-size: 18px; }
.button-small { min-height: 46px; padding: 0 19px; font-size: 13px; box-shadow: none; }

.address-bar { border-bottom: 1px solid var(--line); background: #fff; }
.address-bar .shell { min-height: 48px; display: flex; align-items: center; gap: 12px; }
.address-bar span { color: var(--muted); font-size: 12px; }
.address-bar strong { font-size: 13px; }
.address-bar button { margin-left: auto; border: 0; background: transparent; color: var(--ink); font: inherit; font-weight: 700; cursor: pointer; }
.address-bar button b { margin-left: 12px; color: var(--magenta); }

.hero { min-height: calc(100vh - 132px); display: grid; align-items: center; overflow: hidden; background: radial-gradient(circle at 78% 24%, rgba(38,169,223,.14), transparent 25%), radial-gradient(circle at 70% 82%, rgba(217,27,112,.12), transparent 30%), var(--paper); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(380px, .72fr); align-items: center; gap: 86px; padding-top: 74px; padding-bottom: 74px; }
.eyebrow { margin: 0 0 22px; color: var(--magenta); font-size: 12px; font-weight: 900; letter-spacing: .22em; }
h1 { margin: 0; line-height: .9; letter-spacing: -.065em; }
h1 span, h1 strong { display: block; }
h1 span { font-size: clamp(68px, 8.4vw, 118px); font-weight: 900; }
h1 strong { margin-top: 16px; font-size: clamp(48px, 6.2vw, 86px); color: transparent; -webkit-text-stroke: 1px rgba(16,22,38,.42); }
.lead { max-width: 660px; margin: 34px 0 0; color: #565b69; font-size: 18px; line-height: 1.8; word-break: keep-all; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 34px; }
.text-link { border-bottom: 1px solid var(--ink); padding-bottom: 4px; font-weight: 800; font-size: 14px; }
.trust-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; list-style: none; margin: 52px 0 0; padding: 24px 0 0; border-top: 1px solid var(--line); }
.trust-row li { display: grid; gap: 5px; padding-right: 20px; }
.trust-row span { color: var(--magenta); font-size: 10px; font-weight: 900; }
.trust-row strong { font-size: 13px; }
.trust-row small { color: var(--muted); font-size: 11px; }

.product-card { position: relative; padding: 28px; border: 1px solid rgba(16,22,38,.1); border-radius: 26px; background: rgba(255,255,255,.88); box-shadow: var(--shadow); }
.product-card:before { content: ""; position: absolute; inset: -10px 24px auto; height: 10px; border-radius: 12px 12px 0 0; background: linear-gradient(90deg, var(--blue), var(--magenta), var(--lime)); }
.product-kicker { display: flex; justify-content: space-between; align-items: center; }
.product-kicker span { font-size: 12px; font-weight: 900; letter-spacing: .15em; }
.product-kicker small { color: var(--muted); font-size: 9px; letter-spacing: .14em; }
.product-image { display: grid; place-items: center; min-height: 360px; margin: 22px 0; border-radius: 18px; background: #fff; overflow: hidden; }
.product-image img { display: block; width: min(100%, 420px); height: auto; mix-blend-mode: multiply; }
.product-card-copy { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 20px; border-top: 1px solid var(--line); padding-top: 22px; }
.product-card-copy strong { font-size: 22px; line-height: 1.35; }
.product-card-copy a { color: var(--magenta); font-size: 13px; font-weight: 900; white-space: nowrap; }

@media (max-width: 980px) {
    .site-header nav { display: none; }
    .hero-grid { grid-template-columns: 1fr; gap: 54px; }
    .product-card { max-width: 620px; }
}

@media (max-width: 640px) {
    .shell { width: min(100% - 30px, 1180px); }
    .header-inner { min-height: 70px; }
    .brand img { width: 112px; }
    .brand span { display: none; }
    .button-small { padding: 0 14px; }
    .address-bar .shell { min-height: 44px; }
    .address-bar button { font-size: 12px; }
    .hero-grid { padding-top: 52px; padding-bottom: 70px; }
    h1 span { font-size: 63px; }
    h1 strong { margin-top: 12px; font-size: 47px; }
    .lead { margin-top: 26px; font-size: 16px; }
    .hero-actions { align-items: stretch; flex-direction: column; }
    .text-link { align-self: flex-start; }
    .trust-row { grid-template-columns: 1fr; gap: 18px; }
    .trust-row li { grid-template-columns: 28px 1fr; }
    .trust-row small { grid-column: 2; }
    .product-card { padding: 20px; border-radius: 20px; }
    .product-image { min-height: 280px; }
    .product-card-copy { grid-template-columns: 1fr; }
}

.section { padding: 116px 0; }
.section h2 { margin: 0; font-size: clamp(42px, 5vw, 68px); line-height: 1.08; letter-spacing: -.055em; word-break: keep-all; }
.section h3 { margin: 0; }
.section p { word-break: keep-all; }
.section-heading > p:last-child, .product-content > p, .detail-layout > div > p { margin: 24px 0 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.section-heading.narrow { max-width: 740px; margin: 0 auto 56px; text-align: center; }
.center-action { margin-top: 46px; text-align: center; }
.dark-button { background: var(--ink); box-shadow: 0 16px 34px rgba(16,22,38,.16); }
.light-button { color: var(--ink); background: #fff; box-shadow: none; }

.signal-strip { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.signal-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.signal-grid p { display: flex; align-items: center; gap: 16px; min-height: 92px; margin: 0; border-right: 1px solid var(--line); }
.signal-grid p:last-child { border-right: 0; }
.signal-grid span { color: var(--magenta); font-size: 11px; font-weight: 900; }
.signal-grid strong { font-size: 14px; }

.official-section { background: #fff; }
.section-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; }
.feature-stack { display: grid; gap: 18px; }
.feature-stack article { display: grid; grid-template-columns: 70px 1fr; gap: 24px; padding: 32px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.feature-stack article > span { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 14px; color: #fff; background: var(--ink); font-size: 22px; font-weight: 900; }
.feature-stack article:first-child > span { background: linear-gradient(135deg, var(--blue), var(--magenta)); }
.feature-stack h3 { font-size: 22px; }
.feature-stack p { margin: 10px 0 0; color: var(--muted); line-height: 1.7; }

.product-section { background: var(--ink); color: #fff; }
.product-layout { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 90px; }
.product-stage { position: relative; display: grid; place-items: center; min-height: 540px; padding: 44px; border-radius: 28px; background: #fff; color: var(--ink); overflow: hidden; }
.product-stage:before { content: ""; position: absolute; inset: 0 auto 0 0; width: 7px; background: linear-gradient(var(--blue), var(--magenta), var(--lime)); }
.product-stage img { width: min(100%, 480px); }
.product-stage small { color: var(--muted); font-size: 11px; }
.stage-label { position: absolute; left: 26px; top: 24px; color: var(--magenta); font-size: 10px; font-weight: 900; letter-spacing: .18em; }
.product-content h2 { color: #fff; }
.product-content > p { color: rgba(255,255,255,.62); }
.product-content dl { margin: 34px 0; border-top: 1px solid rgba(255,255,255,.13); }
.product-content dl div { display: grid; grid-template-columns: 130px 1fr; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.product-content dt { color: rgba(255,255,255,.48); font-size: 13px; }
.product-content dd { margin: 0; font-weight: 800; }
.product-content .dark-button { color: var(--ink); background: #fff; }

.genuine-section { background: #fff; }
.genuine-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.genuine-grid article { min-height: 230px; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: var(--paper); }
.genuine-grid span { color: var(--magenta); font-size: 11px; font-weight: 900; }
.genuine-grid h3 { margin-top: 54px; font-size: 22px; }
.genuine-grid p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.genuine-note { margin: 22px 0 0; color: var(--muted); font-size: 12px; text-align: center; }

.order-section { background: #ece8e2; }
.order-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 0; padding: 0; list-style: none; background: rgba(16,22,38,.11); border: 1px solid rgba(16,22,38,.11); }
.order-grid li { min-height: 250px; padding: 32px 26px; background: var(--paper); }
.order-grid span { display: inline-block; margin-bottom: 54px; color: var(--magenta); font-size: 11px; font-weight: 900; }
.order-grid h3 { font-size: 21px; }
.order-grid p { margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

.price-section { padding: 0; background: var(--magenta); color: #fff; }
.split-panel { display: grid; grid-template-columns: 1.3fr .7fr; min-height: 520px; }
.split-panel > div:first-child { display: flex; flex-direction: column; justify-content: center; padding: 82px 70px 82px 0; }
.split-panel h2 { color: #fff; }
.split-panel p { max-width: 640px; color: rgba(255,255,255,.72); line-height: 1.8; }
.split-panel .light-button { align-self: flex-start; margin-top: 24px; }
.price-note { display: flex; flex-direction: column; justify-content: center; padding: 70px; background: rgba(0,0,0,.14); }
.price-note span { font-size: 10px; font-weight: 900; letter-spacing: .18em; }
.price-note strong { margin-top: 30px; font-size: 42px; line-height: 1.35; }
.price-note p { margin: 20px 0 0; }

.address-section { background: #fff; }
.address-layout { display: grid; grid-template-columns: 1fr .9fr; align-items: center; gap: 90px; }
.address-layout > div:first-child > p:last-child { max-width: 650px; color: var(--muted); font-size: 17px; line-height: 1.8; }
.domain-card { display: grid; padding: 44px; border: 1px solid var(--line); border-radius: 24px; background: var(--paper); }
.domain-card small { color: var(--magenta); font-size: 10px; font-weight: 900; letter-spacing: .2em; }
.domain-card strong { margin: 16px 0 34px; font-size: clamp(32px, 4vw, 50px); letter-spacing: -.04em; }
.domain-card button { display: flex; justify-content: space-between; padding: 18px 0 0; border: 0; border-top: 1px solid var(--line); background: transparent; color: var(--ink); font: inherit; font-weight: 900; cursor: pointer; }

.guide-section { background: var(--paper); }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.guide-grid a { position: relative; min-height: 245px; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
.guide-grid a:hover { transform: translateY(-4px); box-shadow: 0 22px 45px rgba(16,22,38,.09); }
.guide-grid span { color: var(--magenta); font-size: 10px; font-weight: 900; letter-spacing: .18em; }
.guide-grid h3 { margin-top: 64px; font-size: 26px; }
.guide-grid p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }
.guide-grid b { position: absolute; right: 28px; bottom: 26px; }

.detail-section { background: #fff; }
.detail-layout { display: grid; grid-template-columns: 1fr .8fr; gap: 90px; align-items: center; }
.detail-layout ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.detail-layout li { display: grid; grid-template-columns: 54px 1fr; padding: 24px 0; border-bottom: 1px solid var(--line); }
.detail-layout li span { color: var(--magenta); font-size: 11px; font-weight: 900; }

.faq-section { background: #fff; }
.faq-layout { display: grid; grid-template-columns: .65fr 1.35fr; gap: 90px; align-items: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; gap: 24px; padding: 25px 0; font-weight: 800; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span:before { content: "+"; }
.faq-list details[open] summary span:before { content: "−"; }
.faq-list details p { margin: -6px 0 24px; padding-right: 55px; color: var(--muted); line-height: 1.75; }

.final-section { padding-top: 0; background: #fff; }
.final-panel { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; padding: 70px; border-radius: 28px; color: #fff; background: var(--ink); }
.final-panel h2 { color: #fff; }
.final-panel p { max-width: 650px; color: rgba(255,255,255,.62); line-height: 1.8; }
.compact-section { background: #fff; }
.center-copy { max-width: 820px; text-align: center; }
.center-copy .button { margin-top: 34px; }

.site-footer { padding: 74px 0 28px; background: #0b0f1a; color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.site-footer .brand img { width: 130px; }
.site-footer .brand + p { max-width: 480px; color: rgba(255,255,255,.48); line-height: 1.7; }
.site-footer nav { display: grid; grid-template-columns: repeat(2, 1fr); align-content: start; gap: 18px; color: rgba(255,255,255,.65); font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; margin-top: 58px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.35); font-size: 11px; }

.mobile-cta { display: none; }
.modal[hidden] { display: none; }
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(8,12,22,.7); backdrop-filter: blur(8px); }
.modal-panel { position: relative; z-index: 1; width: min(500px, 100%); padding: 42px; border-radius: 24px; background: #fff; box-shadow: var(--shadow); }
.modal-panel h2 { margin: 0; font-size: 38px; letter-spacing: -.04em; }
.modal-panel > p:not(.eyebrow) { color: var(--muted); }
.modal-close { position: absolute; right: 20px; top: 18px; width: 38px; height: 38px; border: 0; border-radius: 50%; background: var(--paper); font-size: 24px; cursor: pointer; }
.copy-domain { display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 18px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; }
.copy-domain strong { font-size: 18px; }
.copy-domain span { color: var(--magenta); font-size: 11px; font-weight: 800; }
.copy-status { min-height: 22px; margin-top: 16px; color: var(--magenta); font-size: 12px; }
body.modal-open { overflow: hidden; }

@media (max-width: 980px) {
    .section-grid, .product-layout, .address-layout, .detail-layout, .faq-layout { grid-template-columns: 1fr; gap: 54px; }
    .order-grid { grid-template-columns: repeat(2, 1fr); }
    .split-panel { grid-template-columns: 1fr; }
    .split-panel > div:first-child { padding: 80px 0; }
    .price-note { padding: 56px; }
    .guide-grid { grid-template-columns: 1fr; }
    .genuine-grid { grid-template-columns: 1fr; }
    .guide-grid a { min-height: 210px; }
}

@media (max-width: 640px) {
    body { padding-bottom: 78px; }
    .section { padding: 78px 0; }
    .section h2 { font-size: 40px; }
    .signal-grid { grid-template-columns: 1fr; }
    .signal-grid p { min-height: 62px; border-right: 0; border-bottom: 1px solid var(--line); }
    .signal-grid p:last-child { border-bottom: 0; }
    .feature-stack article { grid-template-columns: 48px 1fr; padding: 24px 20px; }
    .feature-stack article > span { width: 44px; height: 44px; border-radius: 10px; font-size: 17px; }
    .product-stage { min-height: 390px; padding: 30px 20px; }
    .product-content dl div { grid-template-columns: 105px 1fr; }
    .genuine-grid article { min-height: 190px; }
    .genuine-grid h3 { margin-top: 34px; }
    .order-grid { grid-template-columns: 1fr; }
    .order-grid li { min-height: 190px; }
    .order-grid span { margin-bottom: 34px; }
    .split-panel > div:first-child { padding: 72px 0; }
    .price-note { padding: 44px 28px; }
    .domain-card { padding: 30px 22px; }
    .final-panel { align-items: stretch; flex-direction: column; padding: 42px 26px; }
    .footer-grid { grid-template-columns: 1fr; gap: 46px; }
    .footer-bottom { align-items: flex-start; flex-direction: column; }
    .mobile-cta { position: fixed; z-index: 40; left: 12px; right: 12px; bottom: 10px; display: flex; align-items: center; justify-content: space-between; min-height: 62px; padding: 10px 20px; border-radius: 14px; color: #fff; background: linear-gradient(100deg, var(--magenta), #991c9b); box-shadow: 0 16px 45px rgba(16,22,38,.35); }
    .mobile-cta span { display: grid; }
    .mobile-cta small { font-size: 8px; letter-spacing: .16em; opacity: .65; }
    .mobile-cta strong { margin-top: 2px; font-size: 15px; }
    .modal-panel { padding: 36px 24px 24px; }
}