/* 잇데이 홍보 사이트 — 2026-10-08 리뉴얼.
   색은 앱 css/tokens.css 를 따른다: #D58A95 · #BC6675 · #F7EFF0 · 잉크 #191F28.
   흰 글씨를 올리는 버튼은 대비 때문에 짙은 로즈 #A94F60 을 쓴다(4.5:1 이상). */
:root {
  --brand: #D58A95;
  --brand-strong: #BC6675;
  --brand-deep: #A94F60;
  --brand-bg: #F7EFF0;
  --brand-tint: #FBF5F6;
  --ink: #191F28;
  --text2: #4E5968;
  --text3: #6B7684;
  --line: #ECE6E8;
  --radius: 20px;
  --shadow-phone: 0 30px 60px -20px rgba(80, 30, 45, .28), 0 12px 24px -12px rgba(25, 31, 40, .18);
}
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  color: var(--ink); background: #fff; line-height: 1.6; letter-spacing: -.02em;
  word-break: keep-all; overflow-wrap: break-word; -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-underline-offset: 4px; }
a, button { touch-action: manipulation; }
:focus-visible { outline: 3px solid var(--brand-strong); outline-offset: 3px; border-radius: 6px; }
ul, ol { list-style: none; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
section { scroll-margin-top: 80px; }
.skip-link { position: fixed; top: -100px; left: 16px; background: #fff; padding: 12px 16px; z-index: 300; border-radius: 10px; }
.skip-link:focus { top: 12px; }

/* 버튼 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; font-weight: 800; border-radius: 14px; border: 1px solid transparent; transition: transform .15s, background .15s, box-shadow .15s; white-space: nowrap; }
.btn:active { transform: scale(.98); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 13px; border-radius: 12px; }
.btn-lg { height: 56px; padding: 0 26px; font-size: 16px; }
.btn-block { display: flex; width: 100%; height: 50px; font-size: 14px; margin-top: auto; }
.btn-primary { background: var(--brand-deep); color: #fff; box-shadow: 0 10px 24px -8px rgba(169, 79, 96, .55); }
.btn-primary:hover { background: #963F50; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--brand-tint); }
.btn-outline { background: #fff; color: var(--ink); border-color: #DCD3D6; }
.btn-outline:hover { background: var(--brand-tint); }
.btn-light { background: #fff; color: var(--brand-deep); }
.btn-light:hover { background: var(--brand-bg); }

/* 헤더 */
.navbar { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .88); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); border-bottom: 1px solid var(--line); }
.navbar-inner { max-width: 1160px; margin: 0 auto; padding: 0 24px; height: 68px; display: flex; align-items: center; gap: 24px; }
.navbar-logo { text-decoration: none; font-size: 22px; font-weight: 900; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.brand-wordmark { font-size: 11px; font-weight: 800; letter-spacing: .04em; color: var(--brand-strong); }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a { font-size: 14px; font-weight: 700; color: var(--text2); text-decoration: none; padding: 10px 0; }
.nav-links a:hover { color: var(--brand-deep); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.lang-switcher { position: relative; }
.lang-btn { display: flex; align-items: center; gap: 4px; height: 40px; padding: 0 10px; border: 0; background: transparent; font-size: 13px; font-weight: 700; color: var(--text2); border-radius: 10px; }
.lang-btn:hover { background: var(--brand-tint); }
.lang-caret { font-size: 10px; opacity: .6; }
.lang-dropdown { display: none; position: absolute; right: 0; top: 46px; width: 140px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 6px; box-shadow: 0 16px 36px rgba(25, 31, 40, .1); }
.lang-switcher.open .lang-dropdown { display: block; }
.lang-option { display: block; width: 100%; border: 0; background: #fff; border-radius: 9px; padding: 11px 12px; text-align: left; font-size: 14px; }
.lang-option.active, .lang-option:hover { background: var(--brand-bg); font-weight: 700; }

/* 공통 섹션 머리 */
.eyebrow { display: inline-block; font-size: 13px; font-weight: 800; color: var(--brand-deep); background: var(--brand-bg); padding: 6px 12px; border-radius: 999px; margin-bottom: 18px; }
.section-head { margin-bottom: 48px; }
.section-title { font-size: clamp(28px, 4vw, 42px); font-weight: 900; line-height: 1.3; letter-spacing: -.04em; }
.section-sub { font-size: 17px; line-height: 1.75; color: var(--text2); margin-top: 16px; max-width: 560px; }
.center .section-sub, .section-head.center .section-sub { margin-left: auto; margin-right: auto; }

/* 히어로 */
.hero { position: relative; padding: 72px 0 28px; overflow: hidden; background: linear-gradient(180deg, #fff 0%, var(--brand-tint) 100%); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 48px; align-items: center; }
.hero-title { font-size: clamp(38px, 5.6vw, 64px); font-weight: 900; line-height: 1.18; letter-spacing: -.05em; }
.hero-title em { font-style: normal; color: var(--brand-strong); background: linear-gradient(transparent 62%, #F6DDE1 62%); padding: 0 2px; }
.hero-desc { font-size: 18px; line-height: 1.75; color: var(--text2); margin: 24px 0 32px; max-width: 520px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.trust { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 28px; }
.trust li { font-size: 14px; font-weight: 700; color: var(--text2); display: flex; align-items: center; gap: 6px; }
.trust li::before { content: ''; width: 18px; height: 18px; border-radius: 50%; background: var(--brand-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23A94F60' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 11px no-repeat; flex-shrink: 0; }

.hero-visual { position: relative; height: 680px; }
.hero-glow { position: absolute; inset: 8% 4% 4% 10%; background: radial-gradient(closest-side, #F3CFD6, transparent 75%); filter: blur(10px); }
.phone { display: block; padding: 0; border: 7px solid var(--ink); border-radius: 36px; background: #fff; overflow: hidden; box-shadow: var(--shadow-phone); transition: transform .3s; }
.phone img { width: 100%; }
.phone:hover { transform: translateY(-4px); }
.hero-visual .phone { position: absolute; width: 260px; }
.phone-front { right: 26%; top: 24px; z-index: 2; }
.phone-back { right: 0; top: 96px; transform: rotate(4deg); opacity: .96; }
.phone-back:hover { transform: rotate(4deg) translateY(-4px); }
.float-chip { position: absolute; z-index: 3; display: flex; align-items: center; gap: 8px; background: #fff; border-radius: 999px; padding: 10px 16px; font-size: 13px; font-weight: 800; box-shadow: 0 12px 28px rgba(25, 31, 40, .12); white-space: nowrap; }
.float-chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand-strong); }
.chip-a { left: 0; top: 150px; }
.chip-b { right: 4%; bottom: 40px; }
.capture-note { font-size: 12px; color: var(--text3); text-align: right; margin-top: 20px; }

/* 공감 */
.pain { padding: 104px 0 96px; }
.pain .section-title { margin-bottom: 40px; }
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pain-card { background: #F8F8FA; border-radius: var(--radius); padding: 28px; }
.pain-emoji { font-size: 30px; display: block; margin-bottom: 14px; }
.pain-card p { font-size: 17px; font-weight: 700; line-height: 1.65; color: var(--ink); }
.pain-answer { text-align: center; font-size: 20px; font-weight: 700; color: var(--text2); margin-top: 40px; }
.pain-answer b { color: var(--brand-deep); font-weight: 900; }

/* 3단계 */
.create { padding: 96px 0; background: var(--brand-tint); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { position: relative; background: #fff; border-radius: 26px; padding: 22px 22px 28px; border: 1px solid var(--line); }
.shot { display: block; width: 100%; padding: 0; border: 0; background: var(--brand-bg); border-radius: 16px; overflow: hidden; aspect-ratio: 4 / 4.6; }
.shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .4s; }
.shot:hover img { transform: scale(1.03); }
.step-num { display: inline-flex; width: 32px; height: 32px; border-radius: 50%; align-items: center; justify-content: center; background: var(--ink); color: #fff; font-weight: 900; font-size: 15px; margin: 22px 0 12px; }
.step h3 { font-size: 21px; font-weight: 900; margin-bottom: 8px; letter-spacing: -.03em; }
.step p { font-size: 15px; line-height: 1.7; color: var(--text2); }

/* 샵 관리 */
.manage { padding: 104px 0; }
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.trio-item .shot { aspect-ratio: 780 / 1300; border-radius: 24px; border: 1px solid var(--line); box-shadow: 0 20px 40px -24px rgba(25, 31, 40, .25); }
.trio-item figcaption { margin-top: 18px; text-align: center; }
.trio-item b { display: block; font-size: 19px; font-weight: 900; margin-bottom: 4px; }
.trio-item span { font-size: 15px; color: var(--text2); }

/* 좌우 배치 */
.split { padding: 96px 0; }
.split-alt { background: var(--brand-tint); }
.split-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-inner.reverse .split-copy { order: 2; }
.split-visual { display: flex; justify-content: center; }
.split-visual .phone { width: 300px; }
.phone-short { border-radius: 30px; }
.ask { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.ask li { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; font-size: 15px; font-weight: 700; box-shadow: 0 6px 16px -10px rgba(25, 31, 40, .2); }
.tag-note { display: inline-block; margin-top: 24px; font-size: 13px; font-weight: 700; color: var(--text2); background: #fff; border: 1px dashed #D9C9CD; border-radius: 12px; padding: 10px 14px; }

/* 요금 */
.pricing { padding: 104px 0; background: linear-gradient(180deg, #fff, var(--brand-tint)); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 32px 28px 28px; }
.plan-featured { border: 2px solid var(--brand-strong); box-shadow: 0 30px 60px -30px rgba(169, 79, 96, .45); }
.plan-badge { position: absolute; top: -14px; left: 28px; background: var(--brand-deep); color: #fff; font-size: 12px; font-weight: 800; padding: 6px 12px; border-radius: 999px; }
.plan-badge-soft { background: var(--brand-bg); color: var(--brand-deep); }
.plan-name { font-size: 15px; font-weight: 800; color: var(--text2); }
.plan-featured .plan-name { color: var(--brand-deep); }
.plan-price { display: flex; align-items: baseline; gap: 6px; margin: 8px 0 6px; }
.plan-price b { font-size: 38px; font-weight: 900; letter-spacing: -.04em; }
.plan-price span { font-size: 14px; color: var(--text3); }
.plan-desc { font-size: 14px; color: var(--text2); min-height: 44px; }
.plan ul { margin: 20px 0 28px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 12px; }
.plan li { display: flex; gap: 10px; font-size: 14px; line-height: 1.55; }
.plan li::before { content: '✓'; color: var(--brand-strong); font-weight: 900; flex-shrink: 0; }
.pricing-note { max-width: 820px; margin: 28px auto 0; font-size: 13px; line-height: 1.8; color: var(--text3); text-align: center; }
.pricing-note a { color: var(--brand-deep); font-weight: 700; }

/* FAQ */
.faq { padding: 96px 0; }
.faq-list { max-width: 780px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item { background: #F8F8FA; border-radius: 18px; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; background: transparent; border: 0; text-align: left; font-size: 17px; font-weight: 800; color: var(--ink); padding: 22px 24px; line-height: 1.5; }
.faq-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 500; transition: transform .2s; }
.faq-a { display: none; padding: 0 24px 24px; font-size: 15px; line-height: 1.8; color: var(--text2); }
.faq-a a { color: var(--brand-deep); font-weight: 700; }
.faq-item.open .faq-a { display: block; }
.faq-item.open .faq-icon { transform: rotate(45deg); }

/* 마지막 CTA */
.cta { padding: 0 0 96px; }
.cta-box { text-align: center; border-radius: 32px; padding: 72px 24px; color: #fff; background: radial-gradient(120% 140% at 0% 0%, #C7707F 0%, var(--brand-deep) 55%, #7E3444 100%); }
.cta-box h2 { font-size: clamp(28px, 4.4vw, 44px); font-weight: 900; line-height: 1.3; letter-spacing: -.04em; }
.cta-box p { margin: 16px 0 32px; font-size: 16px; color: #FBE7EA; }

/* 푸터 */
.footer { background: var(--ink); color: #E8ECF1; padding: 48px 0 36px; }
.footer-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer-logo { font-size: 20px; font-weight: 900; }
.footer-logo span { font-size: 11px; color: var(--brand); margin-left: 6px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0 20px; }
.footer-links a { min-height: 44px; display: flex; align-items: center; font-size: 13px; color: #E8ECF1; text-decoration: none; }
.footer-links a:first-child { font-weight: 800; }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-biz { margin: 24px 0; padding: 20px 0; border-top: 1px solid rgba(255, 255, 255, .14); border-bottom: 1px solid rgba(255, 255, 255, .14); }
.footer-biz-title { font-size: 12px; font-weight: 700; margin-bottom: 8px; }
.footer-biz-row { font-size: 12px; line-height: 1.9; color: #C3C8D1; }
.footer-biz-row b { font-weight: 600; margin-right: 8px; }
.footer-biz-row a { color: #C3C8D1; }
.footer-copy { font-size: 11px; color: #9AA1AC; }

/* 화면 크게 보기 */
.zoom-overlay { position: fixed; inset: 0; z-index: 200; background: rgba(15, 18, 24, .72); display: flex; align-items: center; justify-content: center; padding: 16px; }
.zoom-overlay[hidden] { display: none; }
.zoom-dialog { background: #fff; border-radius: 24px; width: min(420px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 16px; }
.zoom-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.zoom-head p { font-weight: 800; font-size: 15px; }
.zoom-close { width: 40px; height: 40px; border: 0; border-radius: 50%; background: #F2F3F5; font-size: 16px; }
.zoom-dialog img { width: 100%; border-radius: 14px; border: 1px solid var(--line); }
.zoom-note { margin-top: 10px; font-size: 12px; color: var(--text3); }

/* 스크롤 등장 — JS 가 있을 때만 숨긴다(없으면 그냥 보인다) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .phone, .shot img { transition: none; }
}

/* 태블릿 */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-right { margin-left: auto; }
  .hero { padding-top: 48px; }
  .hero-inner { grid-template-columns: 1fr; gap: 24px; }
  .hero-visual { height: 640px; max-width: 520px; width: 100%; margin: 0 auto; }
  .pricing-grid { gap: 32px; }
  .pain-grid, .steps, .pricing-grid { grid-template-columns: 1fr; max-width: 560px; margin-left: auto; margin-right: auto; }
  .steps .shot { aspect-ratio: 4 / 3.4; }
  .trio { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
  .split-inner { grid-template-columns: 1fr; gap: 40px; }
  .split-inner.reverse .split-copy { order: 0; }
  .split-visual .phone { width: 260px; }
  .plan-desc { min-height: 0; }
}

/* 휴대폰 */
@media (max-width: 600px) {
  .container, .navbar-inner { padding: 0 16px; }
  .navbar-inner { height: 60px; gap: 8px; }
  .navbar-logo { font-size: 20px; }
  .brand-wordmark { display: none; }
  .btn-lg { height: 52px; font-size: 15px; padding: 0 20px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-desc { font-size: 16px; }
  .hero-visual { height: 520px; }
  .hero-visual .phone { width: 200px; border-width: 6px; border-radius: 28px; }
  .phone-front { right: auto; left: 8%; top: 10px; }
  .phone-back { right: 4%; top: 70px; }
  .float-chip { font-size: 12px; padding: 8px 12px; }
  .chip-a { left: 0; top: 230px; }
  .chip-b { right: 0; bottom: 18px; }
  .capture-note { text-align: left; }
  .pain, .create, .manage, .split, .pricing, .faq { padding: 72px 0; }
  .pain-card p { font-size: 16px; }
  .pain-answer { font-size: 17px; }
  .section-sub { font-size: 16px; }
  .trio { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; gap: 32px; }
  .faq-q { font-size: 16px; padding: 18px 18px; }
  .faq-a { padding: 0 18px 20px; }
  .cta { padding-bottom: 72px; }
  .cta-box { padding: 56px 20px; border-radius: 24px; }
  .cta-box .btn { width: 100%; }
}