/* ============================================================
   운정 아이파크 포레스트 — "등고선 숲" 디자인
   Studio: 등고선 (Deunggoseon Studio)
   독창 시그니처: SVG.js 프로그래매틱 등고선·숲 (contour.js)
   레이아웃: 좌측 세로 인덱스 레일 + 비대칭 에디토리얼
   ============================================================ */

:root{
  --bg:#f4f1e9;            /* 종이빛 아이보리 */
  --bg-2:#ece7da;
  --ink:#1d2a22;          /* 짙은 침엽 */
  --ink-soft:#54635a;
  --moss:#3f6b48;         /* 이끼 */
  --moss-deep:#27442f;    /* 짙은 숲 */
  --pine:#0f1d16;         /* 야간 숲 */
  --bark:#9a7b53;         /* 나무껍질 */
  --line:rgba(29,42,34,.16);
  --rail-w:84px;
  --serif:"Fraunces","Gowun Batang",serif;
  --serif-ko:"Gowun Batang",serif;
  --sans:"Pretendard","Noto Sans KR",system-ui,sans-serif;
  --ease:cubic-bezier(.16,.84,.32,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  overflow-x:hidden;
  font-weight:400;
  letter-spacing:-.01em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
:focus-visible{outline:2.5px solid var(--moss);outline-offset:3px;border-radius:2px}

/* ---------- 레이아웃 컨테이너 ---------- */
.shell{padding-left:var(--rail-w)}
.wrap{width:min(1180px,92vw);margin-inline:auto}
.sec{padding:clamp(72px,11vw,150px) 0;position:relative}

/* ---------- 좌측 세로 인덱스 레일 (시그니처 네비) ---------- */
.rail{
  position:fixed;top:0;left:0;width:var(--rail-w);height:100vh;
  background:var(--pine);color:#dfe7df;z-index:60;
  display:flex;flex-direction:column;align-items:center;
  justify-content:space-between;padding:22px 0;
}
.rail__mark{
  font-family:var(--serif);font-style:italic;font-size:1.25rem;
  writing-mode:vertical-rl;letter-spacing:.04em;color:#fff;
}
.rail__nav{writing-mode:vertical-rl;display:flex;gap:30px;align-items:center}
.rail__nav a{
  font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:rgba(223,231,223,.6);transition:color .3s;position:relative;
}
.rail__nav a:hover,.rail__nav a.is-active{color:#fff}
.rail__nav a.is-active::after{
  content:"";position:absolute;left:-9px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--bark)
}
.rail__foot{writing-mode:vertical-rl;font-size:.62rem;letter-spacing:.18em;color:rgba(223,231,223,.4)}

/* 모바일 상단바 */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:60;
  background:rgba(15,29,22,.92);backdrop-filter:blur(8px);
  align-items:center;justify-content:space-between;padding:0 18px;color:#fff
}
.topbar__mark{font-family:var(--serif);font-style:italic;font-size:1.2rem}
.burger{width:30px;height:20px;position:relative}
.burger span{position:absolute;left:0;right:0;height:2px;background:#fff;transition:.35s var(--ease)}
.burger span:nth-child(1){top:0}
.burger span:nth-child(2){top:9px}
.burger span:nth-child(3){top:18px}
.burger.open span:nth-child(1){top:9px;transform:rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){top:9px;transform:rotate(-45deg)}
.sheet{
  position:fixed;inset:0;z-index:59;background:var(--pine);
  display:flex;flex-direction:column;justify-content:center;gap:8px;padding:0 32px;
  transform:translateY(-100%);transition:transform .5s var(--ease)
}
.sheet.open{transform:translateY(0)}
.sheet a{font-family:var(--serif);font-size:1.8rem;color:#eef3ee;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08)}

/* ---------- 스크롤 진행 (등고선 톤) ---------- */
.prog{position:fixed;left:var(--rail-w);right:0;top:0;height:2px;background:var(--bark);
  transform:scaleX(0);transform-origin:left;z-index:61;transition:transform .1s linear}

/* ---------- 타이포 ---------- */
.eyebrow{font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;color:var(--moss);font-weight:600}
.kicker{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--bark)}
.disp{font-family:var(--serif);font-weight:400;line-height:1.04;letter-spacing:-.02em;
  font-size:clamp(2.4rem,6vw,5.2rem)}
.h2{font-family:var(--serif);font-weight:400;line-height:1.1;font-size:clamp(1.8rem,3.6vw,3.1rem)}
.h2 .ko{font-family:var(--serif-ko)}
.lead{font-size:clamp(1rem,1.2vw,1.12rem);color:var(--ink-soft);line-height:1.85}
.serif-ko{font-family:var(--serif-ko)}

/* ---------- 버튼 ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 30px;font-size:.92rem;
  font-weight:500;letter-spacing:.02em;border-radius:2px;transition:.4s var(--ease)}
.btn svg{width:17px;height:17px;transition:transform .4s var(--ease)}
.btn:hover svg{transform:translateX(5px)}
.btn--moss{background:var(--moss);color:#f4f1e9}
.btn--moss:hover{background:var(--moss-deep)}
.btn--line{border:1px solid var(--ink);color:var(--ink)}
.btn--line:hover{background:var(--ink);color:var(--bg)}
.btn--ghost{border:1px solid rgba(255,255,255,.5);color:#fff}
.btn--ghost:hover{background:#fff;color:var(--pine)}

/* ============================================================
   HERO — 시그니처 등고선 캔버스 위 텍스트
   ============================================================ */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;
  background:var(--pine);overflow:hidden;color:#eef3ee}
.hero__photo{position:absolute;inset:0;opacity:0;transition:opacity 1.4s ease}
.hero__photo.has-img{opacity:.42}
.hero__veil{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,29,22,.5) 0%,rgba(15,29,22,.2) 40%,rgba(15,29,22,.85) 100%)}
/* SVG.js가 그리는 등고선 캔버스 */
#contour-hero{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}
.hero__inner{position:relative;z-index:2;width:100%;padding-bottom:clamp(60px,9vh,120px);padding-top:120px}
.hero__ey{opacity:0;transform:translateY(18px);animation:rise .9s var(--ease) .2s forwards;color:#cdd9c4}
.hero h1{opacity:0;transform:translateY(26px);animation:rise 1s var(--ease) .38s forwards;
  font-family:var(--serif);font-weight:300;color:#fff;
  font-size:clamp(2.6rem,7vw,6rem);line-height:1.02;letter-spacing:-.02em;margin:18px 0}
.hero h1 em{font-style:italic;color:#cdd9c4}
.hero h1 .ko{font-family:var(--serif-ko);font-weight:400}
.hero__sub{opacity:0;transform:translateY(22px);animation:rise 1s var(--ease) .56s forwards;
  max-width:560px;color:rgba(238,243,238,.86);font-size:clamp(1rem,1.3vw,1.15rem)}
.hero__cta{opacity:0;transform:translateY(22px);animation:rise 1s var(--ease) .74s forwards;
  display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
.hero__meta{display:flex;gap:40px;flex-wrap:wrap;margin-top:54px;
  opacity:0;animation:fade 1s ease .95s forwards;border-top:1px solid rgba(255,255,255,.16);padding-top:26px}
.hero__meta div span{display:block}
.hero__meta .n{font-family:var(--serif);font-size:1.9rem;color:#fff;line-height:1}
.hero__meta .l{font-size:.74rem;letter-spacing:.14em;color:rgba(238,243,238,.6);margin-top:6px;text-transform:uppercase}
@keyframes rise{to{opacity:1;transform:translateY(0)}}
@keyframes fade{to{opacity:1}}

/* ============================================================
   INTRO — 비대칭 2단 + 등고선 디바이더
   ============================================================ */
.intro{background:var(--bg)}
.intro__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:center}
.intro__copy h2{margin:20px 0 26px}
.contour-rule{height:34px;position:relative;margin:30px 0}
.contour-rule svg{width:100%;height:100%}
.fig{position:relative;overflow:hidden;border-radius:3px;background:var(--bg-2)}
.fig .ph{position:absolute;inset:0;opacity:0;transition:opacity 1.1s ease;background-size:cover;background-position:center}
.fig .ph.has-img{opacity:1}
.fig--tall{aspect-ratio:4/5}
.fig--wide{aspect-ratio:4/3}
.tag{position:absolute;left:16px;bottom:16px;color:#fff;font-family:var(--serif);font-style:italic;
  font-size:1rem;text-shadow:0 1px 14px rgba(0,0,0,.5);z-index:2}

/* ============================================================
   사업개요 — 짙은 숲 밴드 + 스펙
   ============================================================ */
.band{background:var(--moss-deep);color:#eef3ee;position:relative;overflow:hidden}
.band #contour-band{position:absolute;inset:0;opacity:.5;pointer-events:none}
.band__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(40px,6vw,90px);position:relative;z-index:2}
.band .kicker{color:var(--bark)}
.band .h2{color:#fff}
.statgrid{display:grid;grid-template-columns:1fr 1fr;gap:34px 26px;margin-top:44px}
.stat .n{font-family:var(--serif);font-size:clamp(2.2rem,4vw,3.2rem);color:#fff;line-height:1}
.stat .l{font-size:.82rem;color:rgba(238,243,238,.66);margin-top:10px;letter-spacing:.02em}
.spec{border-top:1px solid rgba(255,255,255,.18)}
.spec__row{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:18px 0;
  border-bottom:1px solid rgba(255,255,255,.14);align-items:baseline}
.spec__k{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--bark)}
.spec__v{color:#fff;font-size:.98rem}

/* ============================================================
   PREMIUM — 스티키 인덱스 + 가로 카드 흐름
   ============================================================ */
.prem__head{max-width:680px}
.prem__head .h2{margin-top:18px}
.prem__list{margin-top:clamp(40px,6vw,80px);display:grid;gap:clamp(30px,4vw,56px)}
.pcard{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(26px,4vw,60px);align-items:center}
.pcard:nth-child(even){grid-template-columns:1fr 1.1fr}
.pcard:nth-child(even) .pcard__media{order:2}
.pcard__media{aspect-ratio:16/11;position:relative;overflow:hidden;border-radius:3px;background:var(--bg-2)}
.pcard__media .ph{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease;transform:scale(1.04)}
.pcard__media .ph.has-img{opacity:1}
.pcard__no{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.pcard__no .num{font-family:var(--serif);font-size:2.4rem;color:var(--bark);line-height:1}
.pcard__no .en{font-size:.72rem;letter-spacing:.26em;text-transform:uppercase;color:var(--moss);font-weight:600}
.pcard h3{font-family:var(--serif-ko);font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:500;line-height:1.3;margin-bottom:14px}
.pcard p{color:var(--ink-soft);line-height:1.85}

/* ============================================================
   평형
   ============================================================ */
.plan__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.pl{background:#fff;border:1px solid var(--line);border-radius:3px;overflow:hidden;transition:.4s var(--ease)}
.pl:hover{transform:translateY(-6px);box-shadow:0 22px 50px -28px rgba(29,42,34,.4)}
.pl__top{aspect-ratio:5/4;background:var(--bg-2);position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pl__top svg{width:64%;height:64%;opacity:.5}
.pl__b{padding:24px}
.pl__ty{font-family:var(--serif);font-size:2rem;color:var(--moss-deep)}
.pl__m{font-size:.88rem;color:var(--ink-soft);margin-top:6px}
.note{margin-top:24px;font-size:.86rem;color:var(--ink-soft)}

/* ============================================================
   입지
   ============================================================ */
.loc__grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(40px,6vw,90px);align-items:center}
.loc__list{list-style:none;display:grid;gap:0;margin-top:30px}
.loc__list li{padding:22px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:120px 1fr;gap:18px}
.loc__list li:last-child{border-bottom:1px solid var(--line)}
.loc__list .k{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--moss);font-weight:600;padding-top:3px}
.loc__list .v{color:var(--ink);font-size:1rem}

/* ============================================================
   등록 — 짙은 숲 + 폼
   ============================================================ */
.reg{background:var(--pine);color:#eef3ee;position:relative;overflow:hidden}
.reg #contour-reg{position:absolute;inset:0;opacity:.45;pointer-events:none}
.reg__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);position:relative;z-index:2;align-items:center}
.reg .kicker{color:var(--bark)}
.reg .h2{color:#fff;margin-top:16px}
.reg__tel{margin-top:32px}
.reg__tel .l{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(238,243,238,.6)}
.reg__tel .n{font-family:var(--serif);font-size:2.2rem;color:#fff;display:block;margin-top:4px}
.form{background:rgba(244,241,233,.04);border:1px solid rgba(255,255,255,.14);
  border-radius:4px;padding:clamp(26px,3.5vw,40px);backdrop-filter:blur(4px)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.78rem;letter-spacing:.1em;color:rgba(238,243,238,.74);margin-bottom:8px}
.field input,.field select{width:100%;background:rgba(0,0,0,.18);border:1px solid rgba(255,255,255,.18);
  border-radius:3px;padding:13px 15px;color:#fff;font-family:inherit;font-size:.95rem;transition:.3s}
.field input::placeholder{color:rgba(238,243,238,.4)}
.field input:focus,.field select:focus{border-color:var(--bark);background:rgba(0,0,0,.3)}
.field select option{color:#1d2a22}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:.84rem;color:rgba(238,243,238,.78);margin:6px 0 22px;cursor:pointer}
.agree input{margin-top:4px;accent-color:var(--bark)}
.form .ok{display:none;text-align:center;padding:18px 0;color:#cdd9c4;font-family:var(--serif-ko);font-size:1.05rem}
.form.done .ok{display:block;animation:fade .5s ease}
.form.done .field,.form.done .agree,.form.done .btn{display:none}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:#0a140f;color:rgba(238,243,238,.62);padding:64px 0 40px;font-size:.84rem}
.footer__mark{font-family:var(--serif);font-style:italic;font-size:1.6rem;color:#fff;margin-bottom:22px}
.footer__legal{line-height:1.9;margin-bottom:18px}
.footer__legal b{color:#cdd9c4;font-weight:500}
.footer__disc{font-size:.76rem;color:rgba(238,243,238,.4);line-height:1.8;border-top:1px solid rgba(255,255,255,.08);padding-top:18px}

/* ---------- 퀵 ---------- */
.quick{position:fixed;right:18px;bottom:18px;z-index:55;display:flex;flex-direction:column;gap:10px}
.quick a{width:54px;height:54px;border-radius:50%;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--moss-deep);
  box-shadow:0 10px 28px -14px rgba(29,42,34,.5);transition:.35s var(--ease);position:relative}
.quick a svg{width:21px;height:21px}
.quick a.primary{background:var(--moss);color:#fff;border-color:var(--moss)}
.quick a:hover{transform:translateY(-3px)}
.quick a .qt{position:absolute;right:64px;white-space:nowrap;background:var(--pine);color:#fff;
  padding:6px 12px;border-radius:3px;font-size:.78rem;opacity:0;pointer-events:none;transition:.3s;transform:translateX(6px)}
.quick a:hover .qt{opacity:1;transform:translateX(0)}

/* ---------- 팝업 ---------- */
.mask{position:fixed;inset:0;background:rgba(10,20,15,.62);z-index:80;display:none;
  align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px)}
.mask.show{display:flex;animation:fade .4s ease}
.pop{background:var(--bg);max-width:380px;width:100%;border-radius:5px;overflow:hidden;box-shadow:0 30px 80px -30px rgba(0,0,0,.6)}
.pop__img{height:200px;background:var(--moss-deep);background-size:cover;background-position:center}
.pop__b{padding:26px}
.pop__b h3{font-family:var(--serif-ko);font-size:1.4rem;color:var(--moss-deep);margin:8px 0}
.pop__b p{color:var(--ink-soft);font-size:.94rem}
.btn--forest{background:var(--moss-deep);color:#fff;width:100%;justify-content:center;margin-top:18px}
.pop__f{display:flex;justify-content:space-between;align-items:center;padding:14px 26px;border-top:1px solid var(--line);font-size:.82rem;color:var(--ink-soft)}
.pop__f label{display:flex;gap:8px;align-items:center;cursor:pointer}
.pop__f button{color:var(--ink-soft);font-size:.86rem}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal="left"]{transform:translateX(-36px)}
[data-reveal="right"]{transform:translateX(36px)}
[data-reveal="left"].in,[data-reveal="right"].in{transform:none}

/* ============================================================
   반응형
   ============================================================ */
@media(max-width:920px){
  :root{--rail-w:0px}
  .shell{padding-left:0;padding-top:60px}
  .rail{display:none}
  .topbar{display:flex}
  .prog{left:0}
  .intro__grid,.band__grid,.pcard,.pcard:nth-child(even),
  .loc__grid,.reg__grid{grid-template-columns:1fr}
  .pcard:nth-child(even) .pcard__media{order:0}
  .plan__grid{grid-template-columns:1fr}
  .statgrid{grid-template-columns:1fr 1fr}
  .hero__meta{gap:26px}
}
@media(max-width:520px){
  .statgrid{grid-template-columns:1fr}
  .loc__list li{grid-template-columns:1fr;gap:6px}
  .spec__row{grid-template-columns:1fr}
}

/* ---------- 모션 최소화 ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .hero__ey,.hero h1,.hero__sub,.hero__cta,.hero__meta{opacity:1!important;transform:none!important}
  [data-reveal]{opacity:1!important;transform:none!important}
  .hero__photo{opacity:.42!important}
}

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

/* ── 예시 평면도(원본 도면 부재 시 대체) · 테마무관 ───────── */
.ex-plan{--plan-accent:currentColor;margin:30px 0 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__cap{max-width:720px;margin:13px auto 0;text-align:center;font-size:.82rem;opacity:.72}
.ex-plan__cap b{font-weight:700}