/* 판매 사이트 공용(랜딩·구매·로그인·약관) — 밝은 바탕, 바다색 머리, 주황 = 행동 버튼 */
:root {
  --bg: #f6f6f3; --card: #fff; --ink: #111418; --mute: #565c66; --faint: #8b9099; --line: #e4e4de;
  --sea: #0b1522; --sea2: #13253b; --sea-ink: #eef2f7; --sea-mute: #a3b3c6; --acc: #eb6834; --acc-ink: #fff; --blue: #2a78d6; --ok: #0b8a4a;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif; letter-spacing: -.012em; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 560px; margin: 0 auto; padding: 48px 16px 80px; }
.num { font-variant-numeric: tabular-nums; }

.testbar { background: #fab219; color: #241a00; text-align: center; font-size: 13.5px; font-weight: 700; padding: 7px 12px; }
.nav { position: sticky; top: 0; z-index: 10; background: rgba(11, 21, 34, .92); backdrop-filter: blur(8px); color: var(--sea-ink); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 58px; gap: 12px; }
.logo { font-weight: 800; font-size: 17px; letter-spacing: -.02em; text-decoration: none; }
.logo span { color: var(--sea-mute); font-weight: 500; font-size: 13px; margin-left: 8px; }
.nav nav { display: flex; gap: 6px; align-items: center; }
.nav nav a { text-decoration: none; font-size: 14.5px; padding: 7px 12px; border-radius: 9px; color: var(--sea-ink); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--acc); color: var(--acc-ink) !important; text-decoration: none; font-weight: 800; border: 0; border-radius: 12px; padding: 14px 22px; font-size: 16.5px; cursor: pointer; letter-spacing: -.02em; }
.btn:hover { filter: brightness(1.05); }
.btn.sm { padding: 8px 14px; font-size: 14.5px; border-radius: 9px; }
.btn.line { background: transparent; color: inherit !important; border: 1.5px solid currentColor; }
.btn[disabled] { opacity: .5; cursor: default; }

/* 첫 화면 — 바다색 그라데이션 + 굵은 문장 + 실제 화면 */
.hero { background: radial-gradient(1200px 500px at 80% -10%, #1f3d63 0%, transparent 60%), linear-gradient(180deg, var(--sea) 0%, var(--sea2) 100%); color: var(--sea-ink); padding: 64px 0 0; overflow: hidden; }
.hero h1 { font-size: clamp(31px, 5.2vw, 56px); line-height: 1.16; letter-spacing: -.045em; margin: 0; font-weight: 850; max-width: 900px; }
.hero h1 em { font-style: normal; color: #ffb38f; }
.hero .lead { font-size: clamp(16px, 2.1vw, 20px); color: var(--sea-mute); max-width: 760px; margin: 20px 0 28px; line-height: 1.6; }
.hero .lead b { color: var(--sea-ink); }
.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.fine { font-size: 13.5px; color: var(--sea-mute); margin-top: 12px; }
.shot { margin-top: 44px; border-radius: 14px 14px 0 0; overflow: hidden; box-shadow: 0 -10px 60px rgba(0, 0, 0, .35); border: 1px solid rgba(255, 255, 255, .12); border-bottom: 0; background: #fff; }
.shot .bar { height: 30px; background: #e9e9e4; display: flex; align-items: center; gap: 6px; padding: 0 12px; }
.shot .bar i { width: 10px; height: 10px; border-radius: 50%; background: #c9c9c2; }

section.blk { padding: 72px 0; }
section.blk h2 { font-size: clamp(25px, 3.6vw, 38px); line-height: 1.25; letter-spacing: -.035em; margin: 0 0 12px; font-weight: 820; }
section.blk .sub { color: var(--mute); font-size: 17px; margin: 0 0 32px; max-width: 720px; }
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pain { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.pain q { display: block; font-size: 19px; font-weight: 800; letter-spacing: -.03em; line-height: 1.4; quotes: "“" "”"; }
.pain p { color: var(--mute); margin: 10px 0 0; font-size: 15px; }

.feat { display: grid; grid-template-columns: 1fr 1.25fr; gap: 36px; align-items: center; padding: 34px 0; border-top: 1px solid var(--line); }
.feat:nth-child(even) { grid-template-columns: 1.25fr 1fr; }
.feat:nth-child(even) .ftext { order: 2; }
.feat h3 { font-size: clamp(21px, 2.6vw, 28px); letter-spacing: -.03em; line-height: 1.3; margin: 0 0 10px; }
.feat p { color: var(--mute); margin: 0 0 10px; }
.feat .eg { background: var(--card); border-left: 3px solid var(--acc); padding: 10px 14px; border-radius: 0 10px 10px 0; font-size: 15px; color: var(--ink); }
.fimg { border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(17, 20, 24, .08); background: #fff; }

.stats { background: var(--sea); color: var(--sea-ink); }
.stats .sub { color: var(--sea-mute) !important; }
.sgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat { border-top: 2px solid rgba(255, 255, 255, .18); padding-top: 14px; }
.stat b { display: block; font-size: clamp(34px, 4.6vw, 50px); letter-spacing: -.04em; font-weight: 850; font-variant-numeric: tabular-nums; line-height: 1.1; }
.stat span { color: var(--sea-mute); font-size: 14.5px; display: block; margin-top: 8px; }
.stats .note { color: var(--sea-mute); font-size: 13px; margin-top: 26px; }

.how { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 28px; }
.how div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.how b { display: block; margin-bottom: 4px; }
.how span { color: var(--mute); font-size: 15px; }

.price { display: grid; grid-template-columns: 1.1fr 1fr; gap: 0; background: var(--card); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; }
.price .pl { padding: 34px; }
.price .pr { padding: 34px; background: linear-gradient(160deg, #fff3ec, #fff 70%); border-left: 1px solid var(--line); display: flex; flex-direction: column; justify-content: center; }
.price ul { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 9px; }
.price li { padding-left: 26px; position: relative; }
.price li::before { content: ""; position: absolute; left: 3px; top: 8px; width: 11px; height: 6px; border-left: 2.5px solid var(--ok); border-bottom: 2.5px solid var(--ok); transform: rotate(-45deg); }
.amount { font-size: 46px; font-weight: 850; letter-spacing: -.045em; font-variant-numeric: tabular-nums; }
.amount small { font-size: 17px; color: var(--mute); font-weight: 600; letter-spacing: 0; }

.faq details { border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 17px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--faint); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--mute); margin: 10px 0 0; }

.final { background: linear-gradient(180deg, var(--sea2), var(--sea)); color: var(--sea-ink); text-align: center; }
.final h2 { color: var(--sea-ink); }
footer.site { padding: 34px 0 60px; color: var(--faint); font-size: 13px; line-height: 1.8; }
footer.site a { color: var(--mute); }
footer.site .biz span { margin-right: 14px; white-space: nowrap; }

/* 구매·로그인·결과 */
body.plain { background: var(--bg); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 26px; }
.panel h1 { font-size: 26px; letter-spacing: -.03em; margin: 0 0 6px; }
.panel .muted { color: var(--mute); }
.field { display: grid; gap: 6px; margin: 14px 0; }
.field label { font-weight: 700; font-size: 14px; }
.field input { padding: 12px 13px; border: 1px solid var(--line); border-radius: 10px; font: inherit; background: #fff; }
.field small { color: var(--faint); font-size: 12.5px; }
.check { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: var(--mute); margin: 10px 0; }
.check input { margin-top: 4px; }
.err { color: #c62f2f; font-weight: 700; font-size: 14px; min-height: 20px; }
.ok { color: var(--ok); }
.order { display: grid; grid-template-columns: 1fr 1.15fr; gap: 18px; align-items: start; }
.sum dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 14px 0 0; font-size: 15px; }
.sum dt { color: var(--mute); }
.sum dd { margin: 0; text-align: right; font-weight: 600; }
.sum .tot { font-size: 24px; font-weight: 850; }
.codebox { font: 700 26px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; background: #f3f3ef; border-radius: 10px; padding: 12px 14px; text-align: center; margin: 8px 0; }
.legal h1 { font-size: 26px; }
.legal h2 { font-size: 18px; margin-top: 26px; }
.legal p, .legal li { color: #2c3138; font-size: 15px; }
.draft { background: #fff7e0; border: 1px solid #f3d27a; border-radius: 10px; padding: 10px 14px; font-size: 14px; }

@media (max-width: 860px) {
  .pains, .sgrid, .how, .price, .order { grid-template-columns: 1fr; }
  .feat, .feat:nth-child(even) { grid-template-columns: 1fr; gap: 16px; }
  .feat:nth-child(even) .ftext { order: 0; }
  .price .pr { border-left: 0; border-top: 1px solid var(--line); }
  .sgrid { grid-template-columns: 1fr 1fr; }
  .logo span { display: none; }
  .nav nav a.hide-m { display: none; }
  section.blk { padding: 52px 0; }
}