/* =========================================================
   스텔라마사지샵 — style.css
   무드: 셀레스철 / 밤하늘 · 별(Stella) / 우아한 럭셔리
   팔레트: 딥 미드나잇 네이비 + 샴페인 골드 + 문라이트 실버 + 웜 크림
   ========================================================= */

/* ---------- 1. 변수 ---------- */
:root {
  --night:    #0c1330;   /* 미드나잇 네이비 */
  --night-2:  #13214e;
  --ink:      #070b1c;   /* 가장 깊은 밤 */
  --star:     #edcd86;   /* 샴페인 골드 (다크 배경용) */
  --star-d:   #d9b463;
  --gold:     #ad7a2c;   /* 딥 골드 (라이트 배경 강조용) */
  --silver:   #b9c6ef;   /* 문라이트 실버 */
  --cream:    #f4efe4;   /* 웜 크림 (라이트 섹션) */
  --cream-2:  #ece3d2;
  --text:     #1b2240;   /* 네이비-잉크 텍스트 */
  --text-soft:#5a6180;
  --line:     rgba(27, 34, 64, .14);
  --line-d:   rgba(244, 239, 228, .16);
  --white:    #fffdf8;

  --font-sans:    'Noto Sans KR', sans-serif;
  --font-serif:   'Noto Serif KR', serif;
  --font-display: 'Fraunces', 'Noto Serif KR', serif;

  --maxw: 1220px;
  --r-lg: 28px;
  --r-md: 18px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --shadow: 0 30px 70px rgba(7, 11, 28, .30);
  --shadow-sm: 0 14px 36px rgba(7, 11, 28, .16);
}

/* ---------- 2. 리셋 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text);
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -.015em; line-height: 1.18; }

/* ---------- 유틸 ---------- */
.container { width: min(92%, var(--maxw)); margin-inline: auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .78rem; font-weight: 600; letter-spacing: .28em; text-transform: uppercase;
  color: var(--gold);
}
.eyebrow::before { content: "✦"; font-size: .8rem; }
.eyebrow.on-dark { color: var(--star); }

.h-xl { font-family: var(--font-display); font-size: clamp(2.6rem, 7vw, 5.6rem); font-weight: 500; line-height: 1.08; }
.h-lg { font-family: var(--font-display); font-size: clamp(2rem, 4.8vw, 3.6rem); font-weight: 500; line-height: 1.16; }
.lead { font-size: clamp(1rem, 1.5vw, 1.18rem); color: var(--text-soft); max-width: 56ch; }
.italic { font-family: var(--font-display); font-style: italic; font-weight: 400; }
.gold-grad { background: linear-gradient(100deg, var(--star), var(--star-d) 60%, #fff4d8); -webkit-background-clip: text; background-clip: text; color: transparent; }

.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: 1rem 1.9rem; border-radius: 100px;
  font-weight: 600; font-size: .98rem;
  border: 1.5px solid var(--night); background: var(--night); color: var(--cream);
  cursor: pointer; transition: transform .35s var(--ease), box-shadow .35s, background .3s, color .3s;
}
.btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.btn--star { background: var(--star); border-color: var(--star); color: var(--ink); }
.btn--star:hover { box-shadow: 0 16px 36px rgba(237,205,134,.4); }
.btn--ghost { background: transparent; color: var(--cream); border-color: rgba(244,239,228,.4); }
.btn--ghost.on-light { color: var(--night); border-color: var(--night); }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(5px); }

/* =========================================================
   3. 스크롤 진행 바
   ========================================================= */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0%; background: linear-gradient(90deg, var(--star), #fff4d8); z-index: 1000; box-shadow: 0 0 12px rgba(237,205,134,.6); }

/* =========================================================
   별 배경 (재사용 레이어)
   ========================================================= */
.starfield { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.starfield::before, .starfield::after {
  content: ""; position: absolute; inset: -20%;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%, rgba(255,255,255,.9), transparent),
    radial-gradient(1.2px 1.2px at 65% 15%, rgba(255,255,255,.7), transparent),
    radial-gradient(1.6px 1.6px at 80% 60%, rgba(237,205,134,.9), transparent),
    radial-gradient(1.1px 1.1px at 40% 70%, rgba(255,255,255,.7), transparent),
    radial-gradient(1.3px 1.3px at 12% 80%, rgba(185,198,239,.8), transparent),
    radial-gradient(1.5px 1.5px at 90% 35%, rgba(255,255,255,.85), transparent),
    radial-gradient(1.1px 1.1px at 55% 50%, rgba(255,255,255,.6), transparent),
    radial-gradient(1.2px 1.2px at 33% 22%, rgba(237,205,134,.7), transparent);
  background-repeat: repeat;
  background-size: 480px 480px;
  animation: twinkle 5s ease-in-out infinite;
}
.starfield::after { background-size: 360px 360px; animation-delay: 2.5s; opacity: .6; }
@keyframes twinkle { 0%,100% { opacity: .85; } 50% { opacity: .4; } }

/* 슈팅 스타 */
.shooting { position: absolute; top: 18%; left: -10%; width: 120px; height: 1px; z-index: 1; pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--star)); opacity: 0; transform: rotate(18deg);
  animation: shoot 7s ease-in 1.5s infinite; }
.shooting::after { content: ""; position: absolute; right: 0; top: -1.5px; width: 4px; height: 4px; border-radius: 50%; background: #fff; box-shadow: 0 0 8px 2px rgba(255,255,255,.8); }
@keyframes shoot {
  0% { opacity: 0; transform: translate(0,0) rotate(18deg); }
  8% { opacity: 1; }
  20% { opacity: 0; transform: translate(70vw, 24vh) rotate(18deg); }
  100% { opacity: 0; }
}

/* =========================================================
   4. 헤더
   ========================================================= */
.header { position: fixed; inset: 0 0 auto 0; z-index: 900; padding: 1.5rem 0; transition: padding .4s var(--ease), background .4s var(--ease), box-shadow .4s var(--ease); }
.header.scrolled { padding: .8rem 0; background: rgba(12,19,48,.82); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line-d); }
.header__inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: .7rem; color: var(--cream); transition: color .4s; }
.header:not(.scrolled) .logo { color: var(--cream); }
.logo__mark {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  background: radial-gradient(circle at 35% 30%, var(--star), var(--star-d)); color: var(--ink);
  font-size: 1.2rem; box-shadow: 0 0 18px rgba(237,205,134,.5);
}
.logo__txt { line-height: 1.15; }
.logo__txt b { display: block; font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; letter-spacing: .01em; }
.logo__txt small { font-size: .64rem; letter-spacing: .28em; text-transform: uppercase; color: rgba(244,239,228,.6); }

.nav__list { display: flex; align-items: center; gap: 2.1rem; }
.nav__list a { font-weight: 500; font-size: .98rem; color: var(--cream); position: relative; }
.nav__list a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -5px; width: 0; height: 1.5px; background: var(--star); transition: width .3s var(--ease); }
.nav__list a:not(.btn):hover::after { width: 100%; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 6px; cursor: pointer; }
.nav__toggle span { width: 26px; height: 2px; background: var(--cream); transition: .35s var(--ease); }

/* =========================================================
   5. 히어로 (밤하늘)
   ========================================================= */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  padding: 9rem 0 5rem; overflow: hidden; color: var(--cream);
  background: radial-gradient(120% 100% at 75% 10%, var(--night-2) 0%, var(--night) 45%, var(--ink) 100%);
}
.hero__glow { position: absolute; z-index: 1; border-radius: 50%; pointer-events: none; will-change: transform; filter: blur(8px); }
.hero__glow--1 { width: 420px; height: 420px; top: -60px; right: 4%; background: radial-gradient(circle, rgba(237,205,134,.22), transparent 70%); }
.hero__glow--2 { width: 360px; height: 360px; bottom: -100px; left: -40px; background: radial-gradient(circle, rgba(185,198,239,.18), transparent 70%); }

.hero__content { position: relative; z-index: 5; max-width: 860px; }
.hero__title { margin: 1.6rem 0; }
.hero__title .out { -webkit-text-stroke: 1.5px var(--star); color: transparent; }
.hero__sub { color: rgba(244,239,228,.82); margin-bottom: 2.4rem; max-width: 50ch; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }

/* 떠다니는 별 (패럴랙스) */
.star-el { position: absolute; z-index: 2; color: var(--star); pointer-events: none; will-change: transform; filter: drop-shadow(0 0 8px rgba(237,205,134,.6)); }
.star-el--1 { top: 22%; right: 16%; font-size: 1.6rem; }
.star-el--2 { top: 64%; right: 30%; font-size: 1rem; color: var(--silver); }
.star-el--3 { top: 38%; left: 8%; font-size: 1.3rem; }
.star-el--4 { bottom: 16%; left: 24%; font-size: .85rem; color: var(--silver); }

/* 회전하는 별자리 링 */
.constellation { position: absolute; z-index: 3; top: 50%; right: 7%; transform: translateY(-50%); width: clamp(150px, 22vw, 300px); aspect-ratio: 1; will-change: transform; opacity: .85; }
.constellation svg { width: 100%; height: 100%; }

.hero__scroll { position: absolute; left: 50%; bottom: 1.7rem; transform: translateX(-50%); z-index: 5; font-size: .72rem; letter-spacing: .25em; color: rgba(244,239,228,.6); display: flex; flex-direction: column; align-items: center; gap: .5rem; }
.hero__scroll .line { width: 1px; height: 38px; background: rgba(244,239,228,.3); position: relative; overflow: hidden; }
.hero__scroll .line::after { content: ""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%; background: var(--star); animation: drop 1.9s infinite; }
@keyframes drop { 0% { top: -50%; } 100% { top: 100%; } }

/* =========================================================
   6. 마퀴
   ========================================================= */
.marquee { background: var(--ink); color: var(--cream); padding: 1.3rem 0; overflow: hidden; white-space: nowrap; border-block: 1px solid var(--line-d); }
.marquee__track { display: inline-flex; align-items: center; gap: 2.4rem; will-change: transform; animation: marq 26s linear infinite; }
.marquee__track span { font-family: var(--font-display); font-style: italic; font-size: clamp(1.3rem, 3vw, 2.1rem); }
.marquee__track .dot { color: var(--star); font-style: normal; }
@keyframes marq { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* =========================================================
   7. 진입 애니메이션
   ========================================================= */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .1s; }
.reveal[data-d="2"] { transition-delay: .2s; }
.reveal[data-d="3"] { transition-delay: .3s; }
.reveal[data-d="4"] { transition-delay: .4s; }

/* =========================================================
   8. About (라이트)
   ========================================================= */
.about { padding: clamp(5rem, 10vw, 9rem) 0; }
.about__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.about__visual { position: relative; }
.about__panel {
  position: relative; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--r-lg); box-shadow: var(--shadow);
  background: radial-gradient(130% 100% at 70% 10%, var(--night-2), var(--night) 55%, var(--ink));
  display: flex; flex-direction: column; justify-content: space-between; padding: 2.2rem; color: var(--cream);
}
.about__panel .cap { font-size: .72rem; letter-spacing: .24em; text-transform: uppercase; color: rgba(244,239,228,.6); position: relative; z-index: 2; }
.about__panel .mk { font-family: var(--font-display); font-size: clamp(3rem, 9vw, 5.6rem); line-height: 1; position: relative; z-index: 2; }
.about__panel .mk span { display: block; font-size: 1.1rem; font-style: italic; letter-spacing: .12em; color: var(--star); margin-top: .6rem; }
.about__chip { position: absolute; background: var(--white); color: var(--night); border-radius: 100px; padding: .8rem 1.3rem; font-weight: 600; font-size: .92rem; box-shadow: var(--shadow-sm); will-change: transform; display: flex; align-items: center; gap: .5rem; }
.about__chip i { color: var(--gold); font-style: normal; }
.about__chip--a { top: 6%; left: -14px; }
.about__chip--b { bottom: 8%; right: -14px; }

.about__body h2 { color: var(--night); margin-bottom: 1.5rem; }
.about__body .lead { margin-bottom: 1.4rem; }
.feature-list { display: grid; gap: 1.2rem; margin-top: 2rem; }
.feature-list li { display: flex; gap: 1rem; align-items: flex-start; }
.feature-list .ck { flex: 0 0 34px; width: 34px; height: 34px; border-radius: 50%; background: rgba(173,122,44,.12); color: var(--gold); display: grid; place-items: center; margin-top: 2px; }
.feature-list b { display: block; }
.feature-list p { color: var(--text-soft); font-size: .95rem; }

.stats { display: flex; gap: 2.6rem; margin-top: 2.6rem; flex-wrap: wrap; }
.stat b { font-family: var(--font-display); font-size: clamp(2rem, 4.4vw, 2.9rem); color: var(--gold); display: block; line-height: 1; font-weight: 600; }
.stat b .u { color: var(--silver); filter: brightness(.7); font-size: 1.1rem; }
.stat small { color: var(--text-soft); font-size: .85rem; }

/* =========================================================
   9. 프로그램 (라이트 카드)
   ========================================================= */
.programs { padding: clamp(5rem, 10vw, 9rem) 0; background: var(--cream-2); }
.programs__head { text-align: center; max-width: 640px; margin: 0 auto 3.4rem; }
.programs__head h2 { color: var(--night); }
.programs__head .lead { margin-inline: auto; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1.6rem; }
.card {
  position: relative; background: var(--white); border-radius: var(--r-lg); padding: 2.4rem 2.1rem;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease); overflow: hidden;
}
.card::before { content: "✦"; position: absolute; top: 1.6rem; right: 1.8rem; color: var(--star); font-size: 1.2rem; opacity: .6; transition: transform .5s var(--ease), opacity .3s; }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.card:hover::before { transform: rotate(72deg) scale(1.2); opacity: 1; }
.card__num { font-family: var(--font-display); font-style: italic; font-size: 1.1rem; color: var(--gold); }
.card .ic { font-size: 2rem; margin: .6rem 0 1rem; }
.card h3 { font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; color: var(--night); margin-bottom: .6rem; }
.card p { color: var(--text-soft); font-size: .95rem; margin-bottom: 1.4rem; }
.card__meta { display: flex; align-items: baseline; justify-content: space-between; padding-top: 1rem; border-top: 1px solid var(--line); }
.card__price { font-family: var(--font-display); font-size: 1.2rem; color: var(--gold); font-weight: 600; }
.card__time { font-size: .85rem; color: var(--text-soft); }

/* =========================================================
   10. 왜 스텔라 (다크 / 별 패럴랙스)
   ========================================================= */
.why { position: relative; padding: clamp(5rem, 10vw, 9rem) 0; overflow: hidden; color: var(--cream);
  background: radial-gradient(120% 90% at 20% 0%, var(--night-2), var(--night) 50%, var(--ink)); }
.why .container { position: relative; z-index: 5; }
.why__head { text-align: center; max-width: 620px; margin: 0 auto 3.4rem; }
.why__head h2 { color: var(--cream); }
.why__head .lead { color: rgba(244,239,228,.72); margin-inline: auto; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }
.why-card { background: rgba(244,239,228,.05); border: 1px solid var(--line-d); border-radius: var(--r-md); padding: 2rem 1.7rem; backdrop-filter: blur(4px); transition: transform .4s var(--ease), border-color .3s; }
.why-card:hover { transform: translateY(-6px); border-color: rgba(237,205,134,.5); }
.why-card .ic { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; font-size: 1.4rem; background: rgba(237,205,134,.12); color: var(--star); margin-bottom: 1.1rem; }
.why-card h4 { font-family: var(--font-display); font-weight: 600; font-size: 1.18rem; color: var(--cream); margin-bottom: .5rem; }
.why-card p { color: rgba(244,239,228,.72); font-size: .93rem; }

/* =========================================================
   11. 힐링 여정 (라이트 스텝)
   ========================================================= */
.journey { padding: clamp(5rem, 10vw, 9rem) 0; }
.journey__head { text-align: center; max-width: 600px; margin: 0 auto 3.4rem; }
.journey__head h2 { color: var(--night); }
.journey__head .lead { margin-inline: auto; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.3rem; }
.step { background: var(--white); border-radius: var(--r-md); padding: 2rem 1.7rem; border: 1px solid var(--line); }
.step .sn { font-family: var(--font-display); font-style: italic; font-size: 2.4rem; color: var(--gold); line-height: 1; }
.step h4 { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; color: var(--night); margin: .7rem 0 .5rem; }
.step p { color: var(--text-soft); font-size: .92rem; }

/* =========================================================
   12. CTA (다크 별)
   ========================================================= */
.cta { padding: clamp(4rem, 8vw, 7rem) 0; }
.cta__card { position: relative; overflow: hidden; border-radius: var(--r-lg); padding: clamp(2.8rem, 6vw, 5.5rem); text-align: center; color: var(--cream);
  background: radial-gradient(120% 130% at 80% 0%, var(--night-2), var(--night) 55%, var(--ink)); }
.cta__card h2 { color: var(--cream); margin-bottom: 1rem; position: relative; z-index: 5; }
.cta__card .lead { color: rgba(244,239,228,.82); margin: 0 auto 2rem; position: relative; z-index: 5; }
.cta__card .hero__actions { justify-content: center; position: relative; z-index: 5; }
.cta__card .star-el { filter: drop-shadow(0 0 8px rgba(237,205,134,.6)); }
.cta__card .star-el--a { top: 20%; left: 12%; font-size: 1.3rem; }
.cta__card .star-el--b { bottom: 22%; right: 14%; font-size: 1rem; color: var(--silver); }

/* =========================================================
   13. 오시는 길 (라이트)
   ========================================================= */
.contact { padding: clamp(5rem, 10vw, 9rem) 0; }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: stretch; }
.contact__info h2 { color: var(--night); margin-bottom: 1.4rem; }
.info-list { margin-top: 2rem; display: grid; gap: 1.4rem; }
.info-item { display: flex; gap: 1.1rem; align-items: flex-start; padding-bottom: 1.4rem; border-bottom: 1px solid var(--line); }
.info-item:last-child { border-bottom: 0; }
.info-item .ic { flex: 0 0 48px; width: 48px; height: 48px; border-radius: 50%; background: var(--night); color: var(--star); display: grid; place-items: center; font-size: 1.2rem; }
.info-item h4 { font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--text-soft); margin-bottom: .3rem; font-weight: 600; }
.info-item p, .info-item a { font-size: 1.08rem; color: var(--text); }
.info-item a { font-weight: 700; }
.info-item a:hover { color: var(--gold); }

.contact__map { position: relative; border-radius: var(--r-lg); overflow: hidden; min-height: 380px; color: var(--cream); display: flex; flex-direction: column; justify-content: flex-end; padding: 2rem;
  background: radial-gradient(120% 100% at 70% 10%, var(--night-2), var(--night) 55%, var(--ink)); }
.contact__map .grid-lines { position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(244,239,228,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(244,239,228,.6) 1px, transparent 1px); background-size: 44px 44px; }
.contact__map .pin { position: absolute; top: 42%; left: 50%; transform: translate(-50%,-50%); font-size: 2.2rem; color: var(--star); will-change: transform; filter: drop-shadow(0 0 8px rgba(237,205,134,.6)); }
.contact__map b { position: relative; z-index: 2; font-family: var(--font-display); font-size: 1.15rem; }
.contact__map p { position: relative; z-index: 2; color: rgba(244,239,228,.82); font-size: .95rem; }

/* =========================================================
   14. 푸터
   ========================================================= */
.footer { position: relative; background: var(--ink); color: rgba(244,239,228,.72); padding: 4.5rem 0 2.2rem; overflow: hidden; }
.footer .container { position: relative; z-index: 5; }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.6rem; border-bottom: 1px solid var(--line-d); }
.footer .logo { color: var(--cream); }
.footer__brand p { max-width: 32ch; font-size: .92rem; margin-top: 1.1rem; }
.footer__sns { display: flex; gap: .7rem; margin-top: 1.4rem; }
.footer__sns a { width: 42px; height: 42px; border-radius: 50%; background: rgba(244,239,228,.08); color: var(--cream); display: grid; place-items: center; font-size: .78rem; font-weight: 700; transition: background .3s, color .3s, transform .3s; }
.footer__sns a:hover { background: var(--star); color: var(--ink); transform: translateY(-3px); }
.footer__col h5 { color: var(--star); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 1.1rem; font-weight: 700; }
.footer__col a, .footer__col p { display: block; font-size: .92rem; margin-bottom: .6rem; color: rgba(244,239,228,.7); }
.footer__col a:hover { color: var(--star); }
.footer__biz { margin-top: 2rem; font-size: .84rem; line-height: 1.9; color: rgba(244,239,228,.55); }
.footer__biz strong { color: rgba(244,239,228,.82); font-weight: 600; }
.footer__bottom { margin-top: 1.4rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .8rem; color: rgba(244,239,228,.45); }

/* =========================================================
   15. 반응형
   ========================================================= */
@media (max-width: 980px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__visual { max-width: 440px; margin-inline: auto; }
  .contact__grid { grid-template-columns: 1fr; }
  .steps, .why-grid { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .constellation { opacity: .5; }
}
@media (max-width: 768px) {
  .nav { position: fixed; inset: 0 0 0 auto; width: min(80%, 320px); background: var(--night); color: var(--cream); transform: translateX(100%); transition: transform .45s var(--ease); padding: 6rem 2rem 2rem; box-shadow: -20px 0 60px rgba(0,0,0,.5); }
  .nav.open { transform: translateX(0); }
  .nav__list { flex-direction: column; align-items: flex-start; gap: 1.6rem; }
  .nav__list a { color: var(--cream); font-size: 1.15rem; }
  .nav__toggle { display: flex; z-index: 950; }
  .nav__toggle.active span { background: var(--cream); }
  .nav__toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle.active span:nth-child(2) { opacity: 0; }
  .nav__toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .constellation, .star-el { display: none; }
}
@media (max-width: 600px) {
  .steps, .why-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .hero__actions { width: 100%; }
  .hero__actions .btn { flex: 1; justify-content: center; }
  .stats { gap: 1.6rem; }
}

/* 모션 최소화 */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__glow, .star-el, .constellation, .about__chip, .pin { transform: none !important; }
  .starfield::before, .starfield::after, .shooting { animation: none !important; }
}