/* 서지현 브랜드 디자인 — 샘플 랜딩페이지
   폰트: Pretendard (상용 무료) */

:root{
  --ink:#16151a;
  --ink-2:#6b6875;
  --line:#e3e1e8;
  --bg:#faf9f7;
  --tint:#f1eff4;
  --dark:#16151a;
  --brand:#4c3ad4;
  --brand-dark:#3a2ba8;
  --wrap:1100px;
  --r:8px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  font-size:17px;line-height:1.78;-webkit-font-smoothing:antialiased;word-break:keep-all;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;line-height:1.3;letter-spacing:-.025em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap--narrow{max-width:720px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 24px;border:0;border-radius:999px;background:var(--ink);color:#fff;
  font:inherit;font-weight:600;font-size:15.5px;line-height:1.2;cursor:pointer;
  transition:background .18s ease,transform .18s ease;white-space:nowrap;
}
.btn:hover{background:var(--brand);transform:translateY(-1px)}
.btn--lg{padding:16px 32px;font-size:16.5px}
.btn--sm{padding:9px 18px;font-size:14px}
.btn--ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{background:var(--tint);color:var(--brand-dark)}

/* 내비 */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,249,247,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;align-items:center;gap:24px;height:66px}
.nav__logo{font-weight:800;font-size:18px}
.nav__logo span{font-weight:500;font-size:14px;color:var(--ink-2);margin-left:6px}
.nav__menu{display:flex;gap:24px;margin-left:auto;font-size:15px;color:var(--ink-2)}
.nav__menu a:hover{color:var(--brand)}

/* A. 히어로 */
.hero{position:relative;background:var(--bg);overflow:hidden}
.hero__inner{padding:110px 24px 96px;max-width:880px}
.hero__eyebrow{font-size:13.5px;font-weight:600;letter-spacing:.05em;color:var(--brand);margin-bottom:24px}
.hero__title{font-size:clamp(36px,6.6vw,68px);font-weight:800;letter-spacing:-.045em;line-height:1.14}
.hero__sub{margin-top:26px;font-size:clamp(16px,2.1vw,19.5px);color:var(--ink-2);max-width:30em}
.hero__cta{margin-top:36px;display:flex;gap:12px;flex-wrap:wrap}
.hero__marquee{
  display:flex;width:100%;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:#fff;padding:14px 0;font-size:13px;font-weight:700;letter-spacing:.2em;color:#b8b4c2;white-space:nowrap;
}
.hero__marquee span{animation:slide 26s linear infinite;flex-shrink:0}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-100%)}}

/* 섹션 공통 */
.sec{padding:100px 0}
.sec--tint{background:var(--tint)}
.sec--dark{background:var(--dark);color:#f3f1f7}
.sec__eyebrow{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--brand);margin-bottom:14px}
.sec--dark .sec__eyebrow{color:#a99cff}
.sec__title{font-size:clamp(26px,4.2vw,42px);font-weight:800;margin-bottom:48px;letter-spacing:-.035em}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.lead{margin:-28px 0 34px;color:var(--ink-2);font-size:16.5px;max-width:34em}

/* B. 고민 */
.pain{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px}
.pain h3{font-size:18px;font-weight:700;margin-bottom:12px;line-height:1.45}
.pain p{color:var(--ink-2);font-size:15.5px}

/* C. 서비스 */
.svc{border-top:2px solid rgba(255,255,255,.25);padding-top:24px;display:flex;flex-direction:column}
.svc__n{font-size:12.5px;font-weight:800;letter-spacing:.14em;color:#a99cff;margin-bottom:14px}
.svc h3{font-size:21px;font-weight:700;margin-bottom:12px}
.svc p{color:rgba(243,241,247,.68);font-size:15.5px}
.svc__price{margin-top:20px!important;font-size:15px;font-weight:700;color:#fff!important;padding-top:16px;border-top:1px solid rgba(255,255,255,.14)}

/* D. 작업 */
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.work__img{
  aspect-ratio:4/5;border-radius:var(--r);display:flex;align-items:center;justify-content:center;
  font-size:30px;font-weight:800;letter-spacing:.06em;margin-bottom:18px;border:1px solid var(--line);
}
.work__img--a{background:linear-gradient(150deg,#e8dccd,#c9a883);color:#5c4127}
.work__img--b{background:linear-gradient(150deg,#e4e8e4,#b3c3b8);color:#41544a}
.work__img--c{background:linear-gradient(150deg,#22261f,#3c4634);color:#c6f24e}
.work figcaption{font-size:15.5px;color:var(--ink-2);line-height:1.6}
.work figcaption strong{display:inline;font-size:17px;font-weight:700;color:var(--ink)}
.work figcaption em{font-style:normal;font-size:13.5px;color:#a9a5b3}

/* F. 진행 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.steps li{padding-top:18px;border-top:2px solid var(--ink)}
.steps__n{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-size:14px;font-weight:700;margin-bottom:14px}
.steps h3{font-size:17.5px;font-weight:700;margin-bottom:9px}
.steps p{color:var(--ink-2);font-size:15px}

/* G. 후기 */
.quote{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;display:flex;flex-direction:column;gap:16px}
.quote p{font-size:16.5px;line-height:1.82}
.quote cite{font-style:normal;font-size:14px;font-weight:600;color:var(--brand);margin-top:auto}

/* K. 폼 */
.form{display:flex;flex-direction:column;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form label{display:flex;flex-direction:column;gap:8px;font-size:14.5px;font-weight:600}
.form input,.form textarea,.form select{
  font:inherit;font-size:16px;padding:13px 15px;border:1px solid #d8d5e0;border-radius:6px;
  background:#fff;color:var(--ink);width:100%;resize:vertical;
}
.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:transparent}
.form .btn{align-self:flex-start;margin-top:4px}
.form__done{font-size:15px;font-weight:600;color:var(--brand-dark);background:#fff;border:1px solid var(--line);border-radius:6px;padding:14px 16px}

/* L. 푸터 */
.foot{background:var(--dark);color:#f3f1f7;padding:92px 0 52px;text-align:center}
.foot__cta{font-size:clamp(26px,4.2vw,42px);font-weight:800;margin-bottom:30px;letter-spacing:-.035em}
.foot__meta{margin-top:60px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);font-size:14px;color:rgba(243,241,247,.6);display:flex;flex-direction:column;gap:6px}
.foot__note{margin-top:10px;font-size:13px;color:rgba(243,241,247,.38)}

/* ── 반응형 ───────────────────────────── */
@media (max-width:960px){
  .grid3{grid-template-columns:1fr}
  .works{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  body{font-size:16px}
  .nav__menu{display:none}
  .nav__logo span{display:none}
  .nav__inner{height:58px;justify-content:space-between}
  .hero__inner{padding:70px 24px 64px}
  .hero__cta{flex-direction:column}
  .hero__cta .btn{width:100%}
  .sec{padding:64px 0}
  .sec__title{margin-bottom:34px}
  .works{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .form .btn{align-self:stretch}
  .lead{margin:-20px 0 28px}
  .foot{padding:64px 0 44px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
  .hero__marquee span{animation:none}
}