/* ============================================================
   ASCENT — 청라 피크원 푸르지오
   Atelier Verticale 디자인 시스템
   콘셉트: 49층까지 올라가는 '수직 상승'. 좌측 고정 척도(scale)와
   AOS 스크롤 안무가 층을 하나씩 쌓아 올린다.
   팔레트: 심해 마린 + 웜 샌드 + 시그널 코랄
   ============================================================ */

:root{
  --marine:#0e2230;       /* 심해 */
  --marine-2:#15303f;
  --sand:#f3ece0;         /* 웜 샌드 (배경) */
  --sand-2:#e7dccb;
  --ink:#16242c;          /* 본문 */
  --ink-soft:#5c6b70;
  --coral:#e8623d;        /* 시그널 */
  --coral-deep:#c84a28;
  --line:#cdbfa9;
  --line-dark:rgba(243,236,224,.16);
  --display:"Fraunces", Georgia, serif;
  --grotesk:"Space Grotesk", "Noto Sans KR", sans-serif;
  --body:"Noto Sans KR", sans-serif;
  --rail:96px;            /* 좌측 척도 레일 폭 */
  --maxw:1240px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  background:var(--sand);
  color:var(--ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--coral);color:#fff}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:28px}

/* 공통 타이포 ----------------------------------------------- */
.eyebrow{
  font-family:var(--grotesk);
  font-size:.74rem;letter-spacing:.34em;text-transform:uppercase;
  font-weight:600;color:var(--coral-deep);
  display:flex;align-items:center;gap:14px;
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--coral)}
.dark .eyebrow{color:#f0a78f}
.dark .eyebrow::before{background:#f0a78f}

.display{
  font-family:var(--display);
  font-weight:340;
  font-optical-sizing:auto;
  font-variation-settings:"SOFT" 0,"WONK" 0;
  line-height:1.04;letter-spacing:-.015em;
  font-size:clamp(2.3rem,5.6vw,4.6rem);
}
.display em{font-style:italic;font-weight:340;color:var(--coral-deep)}
.dark .display em{color:#f29070}

.lead{font-size:1.06rem;color:var(--ink-soft);max-width:46ch;line-height:1.9}
.dark .lead{color:rgba(243,236,224,.74)}

/* ============================================================
   좌측 수직 척도 레일 (시그니처 요소)
   ============================================================ */
.scale-rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail);
  display:flex;flex-direction:column;align-items:center;
  justify-content:space-between;
  padding:18px 0 22px;z-index:60;pointer-events:none;
  mix-blend-mode:difference;
}
.scale-rail__top,.scale-rail__bot{
  font-family:var(--grotesk);font-size:.62rem;letter-spacing:.25em;
  color:#fff;writing-mode:vertical-rl;text-orientation:mixed;
}
.scale-rail__line{
  flex:1;width:1px;background:rgba(255,255,255,.32);
  margin:14px 0;position:relative;
}
.scale-rail__dot{
  position:absolute;left:50%;top:0;width:7px;height:7px;border-radius:50%;
  background:var(--coral);transform:translate(-50%,-50%);
  transition:top .12s linear;box-shadow:0 0 0 4px rgba(232,98,61,.25);
}
.scale-rail__floor{
  position:absolute;left:14px;top:0;transform:translateY(-50%);
  font-family:var(--grotesk);font-size:.66rem;letter-spacing:.06em;
  color:#fff;white-space:nowrap;
}

/* 진행바 (상단) */
.prog{position:fixed;top:0;left:0;height:3px;width:0;background:var(--coral);z-index:80;transition:width .08s linear}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:70;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px clamp(28px,5vw,64px) 20px calc(var(--rail) + 8px);
  transition:background .4s,padding .4s,box-shadow .4s;
}
.nav.scrolled{
  background:rgba(243,236,224,.92);backdrop-filter:blur(14px);
  padding-top:13px;padding-bottom:13px;
  box-shadow:0 1px 0 var(--line);
}
.brand{font-family:var(--display);font-weight:500;font-size:1.42rem;letter-spacing:-.01em}
.brand b{color:var(--coral-deep);font-weight:500}
.nav__menu{display:flex;gap:30px;font-family:var(--grotesk);font-size:.82rem;font-weight:500;letter-spacing:.04em}
.nav__menu a{position:relative;padding:4px 0;color:var(--ink)}
.nav.scrolled .nav__menu a,.nav.scrolled .brand{color:var(--ink)}
.nav__menu a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--coral);transition:width .3s}
.nav__menu a:hover::after{width:100%}
.nav__cta{
  font-family:var(--grotesk);font-size:.8rem;font-weight:600;letter-spacing:.05em;
  background:var(--marine);color:var(--sand);
  padding:11px 22px;border-radius:40px;transition:.3s;
}
.nav__cta:hover{background:var(--coral);transform:translateY(-2px)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:26px;height:2px;background:var(--ink);display:block;transition:.3s}

/* 모바일 드로어 */
.drawer{
  position:fixed;inset:0;z-index:90;background:var(--marine);color:var(--sand);
  display:flex;flex-direction:column;justify-content:center;gap:8px;
  padding:0 36px;transform:translateY(-100%);transition:transform .5s cubic-bezier(.7,0,.2,1);
}
.drawer.open{transform:translateY(0)}
.drawer a{font-family:var(--display);font-size:2rem;padding:8px 0;border-bottom:1px solid var(--line-dark)}
.drawer a em{font-style:normal;font-family:var(--grotesk);font-size:.7rem;letter-spacing:.2em;color:#f0a78f;display:block}
.drawer .x{position:absolute;top:24px;right:28px;background:none;border:0;color:var(--sand);font-size:2.4rem;cursor:pointer;line-height:1}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;
  display:flex;align-items:flex-end;
  padding:0 clamp(28px,5vw,64px) clamp(48px,7vh,90px) calc(var(--rail) + 8px);
  overflow:hidden;color:var(--sand);
}
.hero__bg{position:absolute;inset:0;background:linear-gradient(165deg,#0b1c28,#15303f 55%,#3a5d63);background-size:cover;background-position:center;transition:opacity .9s}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,18,26,.82) 8%,rgba(8,18,26,.28) 50%,rgba(8,18,26,.5))}
.hero__inner{position:relative;z-index:2;max-width:980px;width:100%}
.hero__num{
  font-family:var(--display);font-style:italic;
  font-size:clamp(5rem,16vw,12rem);line-height:.85;color:rgba(243,236,224,.1);
  position:absolute;right:0;bottom:42%;pointer-events:none;user-select:none;
}
.hero__num b{color:rgba(232,98,61,.22);font-style:normal}
.hero h1{
  font-family:var(--display);font-weight:340;
  font-size:clamp(3rem,10vw,8.2rem);line-height:.96;letter-spacing:-.02em;
}
.hero h1 b{color:var(--coral);font-weight:340}
.hero__ko{font-family:var(--grotesk);font-weight:500;font-size:clamp(1.05rem,2.6vw,1.6rem);letter-spacing:.02em;margin-top:18px;color:#f3ece0}
.hero__sub{max-width:50ch;color:rgba(243,236,224,.82);margin-top:18px;font-size:1.02rem;line-height:1.85}
.hero__meta{
  display:flex;flex-wrap:wrap;gap:0;margin-top:30px;
  border-top:1px solid var(--line-dark);
}
.hero__meta div{padding:16px 26px 0 0;margin-right:26px;border-right:1px solid var(--line-dark)}
.hero__meta div:last-child{border-right:0}
.hero__meta .n{font-family:var(--display);font-size:1.7rem;color:var(--sand)}
.hero__meta .l{font-family:var(--grotesk);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(243,236,224,.6)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero__scroll{
  position:absolute;bottom:24px;right:clamp(28px,5vw,64px);z-index:3;
  font-family:var(--grotesk);font-size:.66rem;letter-spacing:.24em;
  writing-mode:vertical-rl;display:flex;align-items:center;gap:14px;color:rgba(243,236,224,.7);
}
.hero__scroll i{width:1px;height:46px;background:linear-gradient(rgba(243,236,224,.7),transparent);animation:drip 1.8s infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* 버튼 */
.btn{
  font-family:var(--grotesk);font-weight:600;font-size:.86rem;letter-spacing:.03em;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:42px;transition:.3s;cursor:pointer;border:1px solid transparent;
}
.btn svg{width:17px;height:17px}
.btn--coral{background:var(--coral);color:#fff}
.btn--coral:hover{background:var(--coral-deep);transform:translateY(-3px);box-shadow:0 12px 30px -10px rgba(200,74,40,.6)}
.btn--ghost{border-color:rgba(243,236,224,.45);color:var(--sand)}
.btn--ghost:hover{background:rgba(243,236,224,.12);border-color:var(--sand)}
.btn--ink{background:var(--marine);color:var(--sand)}
.btn--ink:hover{background:var(--coral);transform:translateY(-3px)}

/* ============================================================
   SECTION 공통
   ============================================================ */
.section{padding:clamp(74px,11vh,140px) 0;position:relative}
.section--rail{padding-left:var(--rail)}
.dark{background:var(--marine);color:var(--sand)}
.dark.section{background:
  radial-gradient(900px 500px at 85% -10%,rgba(232,98,61,.08),transparent),
  var(--marine);}

/* 챕터 헤더 */
.chead{display:flex;flex-direction:column;gap:18px;max-width:760px}
.chead--mid{margin-inline:auto;text-align:center}
.chead--mid .eyebrow{justify-content:center}

/* 섹션 인덱스 표식 */
.sidx{
  font-family:var(--grotesk);font-size:.7rem;letter-spacing:.2em;
  color:var(--line);font-weight:600;margin-bottom:8px;
}
.dark .sidx{color:rgba(243,236,224,.4)}

/* ============================================================
   01 OVERVIEW — 척도/스탯
   ============================================================ */
.overview{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:end}
.figures{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.fig-cell{background:var(--sand);padding:30px 26px}
.fig-cell .n{font-family:var(--display);font-size:clamp(2.2rem,4vw,3.2rem);line-height:1;color:var(--marine)}
.fig-cell .n small{font-size:.42em;color:var(--coral-deep);font-family:var(--grotesk);font-weight:600;margin-left:3px}
.fig-cell .l{font-family:var(--grotesk);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin-top:10px}
.vrule{width:42px;height:1px;background:var(--coral);margin:22px 0}

/* ============================================================
   02 DUAL VIEW
   ============================================================ */
.viewduo{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:54px}
.vcard{position:relative;aspect-ratio:3/4;overflow:hidden;border-radius:2px}
.vcard .bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform 1.4s cubic-bezier(.2,.7,.2,1)}
.vcard:hover .bg{transform:scale(1.07)}
.vcard::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,18,26,.78),transparent 60%)}
.vcard__cap{position:absolute;left:24px;bottom:24px;z-index:2;color:var(--sand)}
.vcard__cap .en{font-family:var(--grotesk);font-size:.72rem;letter-spacing:.24em;color:#f0a78f}
.vcard__cap .ko{font-family:var(--display);font-size:1.45rem;margin-top:6px}
@media(min-width:760px){.viewduo .vcard:first-child{margin-top:48px}}

/* ============================================================
   03 MULTI BALCONY
   ============================================================ */
.balcony{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px;align-items:center}
.fig{position:relative;overflow:hidden;border-radius:2px;background-size:cover;background-position:center}
.fig::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.06)}
.expand{display:grid;gap:14px;margin-top:32px}
.exrow{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;
  padding:18px 22px;background:var(--sand);border:1px solid var(--line);border-radius:3px;
}
.exrow .from{font-family:var(--grotesk);font-weight:600;color:var(--ink-soft);white-space:nowrap}
.exrow .bar{height:1px;background:repeating-linear-gradient(90deg,var(--coral) 0 6px,transparent 6px 12px);position:relative}
.exrow .bar::after{content:"→";position:absolute;right:-4px;top:-12px;color:var(--coral);font-size:1.1rem}
.exrow .to{font-family:var(--display);font-size:1.3rem;color:var(--coral-deep);white-space:nowrap}

/* ============================================================
   04 PREMIUM — 층층이 쌓이는 리스트
   ============================================================ */
.floors{margin-top:50px;border-top:1px solid var(--line-dark)}
.floor{
  display:grid;grid-template-columns:84px 1fr 2fr;gap:30px;align-items:start;
  padding:34px 0;border-bottom:1px solid var(--line-dark);transition:.4s;
}
.floor:hover{background:rgba(243,236,224,.04);padding-left:14px}
.floor .fno{font-family:var(--display);font-style:italic;font-size:2rem;color:#f29070}
.floor .ften{font-family:var(--grotesk);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(243,236,224,.55)}
.floor .ftit{font-family:var(--display);font-size:1.5rem;margin-top:8px;line-height:1.2}
.floor .fdesc{color:rgba(243,236,224,.74);font-size:.98rem;line-height:1.85}

/* ============================================================
   05 GALLERY — 비대칭 모자이크
   ============================================================ */
.gal{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:128px;gap:14px;margin-top:48px}
.gtile{position:relative;overflow:hidden;border-radius:2px}
.gtile .bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform 1.3s cubic-bezier(.2,.7,.2,1)}
.gtile:hover .bg{transform:scale(1.06)}
.gtile figcaption{
  position:absolute;left:18px;bottom:14px;z-index:2;color:var(--sand);
  font-family:var(--grotesk);font-size:.74rem;letter-spacing:.14em;
  text-shadow:0 1px 8px rgba(0,0,0,.5);
}
.gtile::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,18,26,.6),transparent 55%)}
.g1{grid-column:span 7;grid-row:span 3}
.g2{grid-column:span 5;grid-row:span 2}
.g3{grid-column:span 5;grid-row:span 2}
.g4{grid-column:span 7;grid-row:span 2}

/* ============================================================
   06 PLAN
   ============================================================ */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:46px}
.pcard{
  border:1px solid var(--line);border-radius:3px;padding:34px 30px;background:var(--sand);
  position:relative;overflow:hidden;transition:.4s;
}
.pcard::before{content:"";position:absolute;top:0;left:0;width:0;height:3px;background:var(--coral);transition:width .5s}
.pcard:hover{transform:translateY(-6px);box-shadow:0 22px 50px -28px rgba(14,34,48,.4)}
.pcard:hover::before{width:100%}
.pcard .ty{font-family:var(--display);font-size:2.6rem;color:var(--marine);line-height:1}
.pcard .ex{font-family:var(--grotesk);font-size:.8rem;letter-spacing:.04em;color:var(--coral-deep);margin-top:10px;font-weight:600}
.pcard .m{color:var(--ink-soft);margin-top:14px;font-size:.96rem}
.note{margin-top:24px;font-size:.86rem;color:var(--ink-soft)}

/* ============================================================
   07 LOCATION
   ============================================================ */
.location{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center}
.loclist{list-style:none;display:grid;gap:4px;margin-top:30px}
.loclist li{padding:20px 0;border-bottom:1px solid var(--line-dark);display:grid;grid-template-columns:130px 1fr;gap:18px;align-items:baseline}
.loclist .lk{font-family:var(--grotesk);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:#f0a78f}
.loclist .lv{color:rgba(243,236,224,.82);font-size:.98rem;line-height:1.7}

/* ============================================================
   08 REGISTER
   ============================================================ */
.register{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.tel-big{font-family:var(--display);color:var(--coral-deep);font-size:1.8rem;font-style:italic}
.form-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:36px 32px;box-shadow:0 30px 70px -40px rgba(14,34,48,.4)}
.field{margin-bottom:18px}
.field label{font-family:var(--grotesk);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);display:block;margin-bottom:8px}
.field input,.field select{
  width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:4px;
  font-family:var(--body);font-size:.98rem;background:var(--sand);color:var(--ink);transition:.25s;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--coral);background:#fff;box-shadow:0 0 0 3px rgba(232,98,61,.12)}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--ink-soft);margin:6px 0 22px;cursor:pointer;line-height:1.6}
.agree input{margin-top:4px;accent-color:var(--coral)}
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:5px;font-size:.92rem;font-family:var(--grotesk)}
.form-msg.ok{display:block;background:rgba(232,98,61,.1);color:var(--coral-deep);border:1px solid rgba(232,98,61,.3)}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:#0a1620;color:rgba(243,236,224,.6);padding:60px 0 40px}
.footer__brand{font-family:var(--display);font-size:1.6rem;color:var(--sand)}
.footer__brand b{color:var(--coral)}
.footer__legal{margin-top:20px;font-size:.86rem;line-height:1.9;color:rgba(243,236,224,.72)}
.footer__disc{margin-top:22px;font-size:.78rem;line-height:1.85;color:rgba(243,236,224,.45);border-top:1px solid var(--line-dark);padding-top:20px}

/* 퀵 CTA (상시) */
.quick{position:fixed;right:18px;bottom:18px;z-index:75;display:flex;flex-direction:column;gap:10px}
.quick a{
  width:54px;height:54px;border-radius:50%;background:var(--marine);color:var(--sand);
  display:flex;align-items:center;justify-content:center;position:relative;transition:.3s;
  box-shadow:0 8px 24px -8px rgba(14,34,48,.6);
}
.quick a svg{width:21px;height:21px}
.quick a.primary{background:var(--coral)}
.quick a:hover{transform:translateY(-3px) scale(1.05)}
.quick a .qt{
  position:absolute;right:64px;top:50%;transform:translateY(-50%);white-space:nowrap;
  background:var(--marine);color:var(--sand);font-family:var(--grotesk);font-size:.74rem;
  padding:7px 13px;border-radius:30px;opacity:0;pointer-events:none;transition:.3s;
}
.quick a:hover .qt{opacity:1;right:60px}

/* 팝업 */
.popup-mask{position:fixed;inset:0;z-index:100;background:rgba(8,18,26,.7);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:24px}
.popup-mask.show{display:flex}
.popup{background:var(--sand);max-width:380px;width:100%;border-radius:8px;overflow:hidden;box-shadow:0 40px 90px -30px rgba(0,0,0,.6)}
.popup__img{height:190px;background-size:cover;background-position:center}
.popup__body{padding:26px 26px 8px}
.popup__body h3{font-family:var(--display);font-size:1.5rem;margin:10px 0;color:var(--marine)}
.popup__body p{color:var(--ink-soft);font-size:.95rem}
.popup__foot{display:flex;align-items:center;justify-content:space-between;padding:16px 26px 22px;font-family:var(--grotesk);font-size:.82rem;color:var(--ink-soft)}
.popup__foot label{display:flex;gap:8px;align-items:center;cursor:pointer}
.popup__foot label input{accent-color:var(--coral)}
.popup__foot button{background:none;border:0;cursor:pointer;color:var(--ink-soft);font-family:var(--grotesk)}

/* ============================================================
   반응형
   ============================================================ */
@media(max-width:980px){
  :root{--rail:0px}
  .scale-rail{display:none}
  .nav{padding-left:clamp(20px,5vw,28px)}
  .hero{padding-left:clamp(20px,5vw,28px)}
  .overview,.balcony,.location,.register{grid-template-columns:1fr;gap:40px}
  .floor{grid-template-columns:60px 1fr;gap:18px}
  .floor .fdesc{grid-column:1/-1}
  .gal{grid-auto-rows:96px}
}
@media(max-width:760px){
  .nav__menu,.nav__cta{display:none}
  .burger{display:flex}
  .viewduo,.plans{grid-template-columns:1fr}
  .viewduo .vcard:first-child{margin-top:0}
  .gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:140px}
  .g1,.g2,.g3,.g4{grid-column:span 1;grid-row:span 1}
  .hero__num{display:none}
  .hero__meta div{padding-right:18px;margin-right:18px}
}

/* ============================================================
   reduced-motion — AOS는 JS에서 disable, CSS도 안전망
   ============================================================ */
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  [data-aos]{opacity:1!important;transform:none!important}
}

/* PLOT-KO-WRAP: 한글 어절 단위 줄바꿈 + 오버플로 방지 (어떤 폭에서도 자연스럽게) */
:where(html){word-break:keep-all;overflow-wrap:break-word}

/* 예시 평면/배치도(원본 도면 부재 시 대체) · 테마무관 */
.ex-plan{--plan-accent:currentColor;margin:30px auto 4px}
.ex-plan>svg{display:block;width:100%;max-width:720px;margin:0 auto;background:color-mix(in srgb,currentColor 5%,transparent);border:1px solid color-mix(in srgb,currentColor 20%,transparent);border-radius:16px;padding:14px}
.ex-plan--wide>svg{max-width:880px}
.ex-plan--sec{padding:clamp(48px,8vw,90px) clamp(18px,5vw,40px)}
.ex-plan__h{max-width:880px;margin:0 auto 20px;text-align:center;font-size:clamp(1.3rem,2.6vw,1.9rem);font-weight:700;letter-spacing:-.01em}
.ex-plan__why{max-width:760px;margin:16px auto 0;text-align:center;font-size:.94rem;opacity:.85;line-height:1.65}
.ex-plan__cap{max-width:880px;margin:13px auto 0;text-align:center;font-size:.8rem;opacity:.62}
.ex-plan__cap b,.ex-plan__why b{font-weight:700}