/* ============================================================
   청람연구소 CHEONGRAM LAB — Landing
   Palette : #1E3A5F / #C9B79C / #F1ECE2
   Type    : Noto Sans KR + Marcellus
   ============================================================ */

:root{
  --navy:#1E3A5F;
  --navy-2:#162C48;
  --navy-3:#0F1F33;
  --sand:#C9B79C;
  --sand-2:#B9A385;
  --cream:#F1ECE2;
  --cream-2:#E7E0D2;
  --ink:#243447;
  --muted:#6E7987;
  --line:rgba(30,58,95,.14);
  --w:480px;
  --ease:cubic-bezier(.22,.85,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  font-family:'Noto Sans KR',-apple-system,BlinkMacSystemFont,'Malgun Gothic',sans-serif;
  background:var(--cream);
  color:var(--ink);
  font-weight:400;
  line-height:1.72;
  letter-spacing:-.02em;
  -webkit-font-smoothing:antialiased;
  padding-bottom:96px;              /* 고정 하단 버튼 영역 */
  overflow-x:hidden;
}

img{max-width:100%;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,p,figure,blockquote{margin:0;}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}

/* H5 폭 고정 · PC 배경과 동일 색 */
.wrap{
  width:100%;
  max-width:var(--w);
  margin:0 auto;
  background:var(--cream);
  overflow:hidden;
  position:relative;
}

/* ---------- 등장 애니메이션 ---------- */
.reveal{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
  will-change:opacity,transform;
}
.reveal.on{opacity:1;transform:none;}

/* ============================================================
   BUTTONS  — 확대/축소 호흡 + 광택 스윕
   ============================================================ */
.btn{
  position:relative;
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;
  min-height:60px;
  padding:0 20px;
  border-radius:999px;
  font-size:16px;font-weight:700;letter-spacing:-.03em;
  overflow:hidden;
  isolation:isolate;
  animation:breathe 2.8s var(--ease) infinite;
  transition:transform .28s var(--ease), box-shadow .28s var(--ease);
}
.btn span{position:relative;z-index:2;}
.btn > i{position:relative;z-index:2;font-size:15px;}
.btn__ico{
  position:relative;z-index:2;
  width:24px;height:24px;object-fit:contain;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.18));
}
.btn::after{                    /* 광택 스윕 — 좌 → 우 */
  content:'';
  position:absolute;top:-80%;left:-90%;
  width:62%;height:260%;
  background:linear-gradient(100deg,
      rgba(255,255,255,0) 0%,
      rgba(255,255,255,.35) 30%,
      rgba(255,255,255,.98) 50%,
      rgba(255,255,255,.35) 70%,
      rgba(255,255,255,0) 100%);
  transform:skewX(-20deg);
  filter:blur(2px);
  mix-blend-mode:screen;
  animation:sweep 2.4s linear infinite;
  z-index:1;pointer-events:none;
}
.btn:active{transform:scale(.96);animation-play-state:paused;}
.btn:hover{transform:translateY(-2px) scale(1.035);}

@keyframes breathe{
  0%,100%{transform:scale(1);}
  50%    {transform:scale(1.035);}
}
@keyframes sweep{
  0%  {left:-90%;}
  45% {left:150%;}
  100%{left:150%;}
}

.btn--primary{
  background:linear-gradient(135deg,#F7E4A6 0%,var(--sand) 42%,#A98F6C 100%);
  color:#2A1E0C;
  box-shadow:0 12px 26px -12px rgba(30,58,95,.55), inset 0 1px 0 rgba(255,255,255,.55);
}
.btn--ghost{
  background:var(--navy);
  color:var(--cream);
  box-shadow:0 12px 26px -14px rgba(30,58,95,.7);
}
.btn--light{
  background:var(--cream);
  color:var(--navy);
  box-shadow:0 12px 26px -14px rgba(0,0,0,.45);
}
.btn--sm{min-height:50px;font-size:14px;}
.btn__note{
  margin:11px 0 0;text-align:center;
  font-size:12px;color:var(--muted);letter-spacing:-.02em;
}
.btn__note i{color:var(--sand-2);margin-right:4px;}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  padding:20px 24px 30px;
  overflow:hidden;
}
.hero__aura{
  position:absolute;top:-180px;left:50%;
  width:520px;height:520px;margin-left:-260px;
  background:radial-gradient(circle at 50% 50%,rgba(201,183,156,.5),rgba(201,183,156,0) 62%);
  pointer-events:none;
}

.brandbar{display:flex;align-items:center;gap:9px;margin-bottom:20px;}
.brandbar__mark{
  width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--navy);color:var(--sand);font-size:13px;
}
.brandbar__name{
  font-size:15px;font-weight:700;color:var(--navy);letter-spacing:-.03em;
  display:flex;align-items:baseline;gap:7px;
}
.brandbar__name em{
  font-family:'Marcellus',serif;font-style:normal;
  font-size:10.5px;letter-spacing:.22em;color:var(--sand-2);font-weight:400;
}

.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;margin:0 0 14px;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.5);
  font-size:12px;font-weight:500;color:var(--navy);letter-spacing:-.01em;
}
.eyebrow i{color:var(--sand-2);font-size:11px;}
.eyebrow--light{
  border-color:rgba(241,236,226,.3);
  background:rgba(241,236,226,.1);
  color:var(--cream);
}
.eyebrow--light i{color:var(--sand);}

.hero__title{
  font-size:31px;font-weight:900;line-height:1.32;
  letter-spacing:-.045em;color:var(--navy);
  margin-bottom:12px;
}
.hero__title .ink{
  display:inline-block;
  color:var(--navy);
  background-image:linear-gradient(90deg,rgba(212,190,150,.95),rgba(201,183,156,.3));
  background-repeat:no-repeat;
  background-position:0 96%;
  background-size:0% .26em;
  animation:ul 1.2s .7s var(--ease) forwards;
}
@keyframes ul{to{background-size:100% .26em;}}

.hero__desc{
  font-size:13.5px;color:var(--muted);line-height:1.8;font-weight:400;
}
.hero__desc b{color:var(--navy);font-weight:700;}

/* ---------- 투명 오브제 스테이지 ---------- */
.stage{
  position:relative;
  margin:22px 0 26px;
  padding:0 6px;
  perspective:1000px;
}
.stage__inner{
  position:relative;
  height:196px;
  transform-style:preserve-3d;
  transition:transform .5s var(--ease);
}
.stage__glow{
  position:absolute;left:50%;top:50%;
  width:360px;height:262px;margin:-131px 0 0 -180px;
  border-radius:50%;
  background:radial-gradient(ellipse at 50% 50%,rgba(201,183,156,.55),rgba(201,183,156,0) 66%);
  animation:pulse 5.5s ease-in-out infinite;
}
.stage__ring{
  position:absolute;left:50%;top:50%;
  width:224px;height:224px;margin:-112px 0 0 -112px;
  border-radius:50%;
  border:1px dashed rgba(185,163,133,.55);
  animation:spin 34s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes pulse{
  0%,100%{transform:scale(1);opacity:.95;}
  50%    {transform:scale(1.1);opacity:.6;}
}

.art{
  position:absolute;inset:0;
  animation:float 6.5s ease-in-out infinite;
}
.art img{
  width:100%;height:100%;object-fit:contain;
  filter:drop-shadow(0 18px 22px rgba(30,58,95,.28));
}
.art__shine{                       /* 오브제 모양대로만 좌 → 우 광택 */
  position:absolute;inset:0;pointer-events:none;
  -webkit-mask-image:url(../images/hero-object.png);
          mask-image:url(../images/hero-object.png);
  -webkit-mask-size:contain;      mask-size:contain;
  -webkit-mask-repeat:no-repeat;  mask-repeat:no-repeat;
  -webkit-mask-position:center;   mask-position:center;
  background:linear-gradient(105deg,
      rgba(255,255,255,0) 40%,
      rgba(255,255,255,.9) 50%,
      rgba(255,255,255,0) 60%);
  background-size:260% 100%;
  animation:artShine 4.6s linear infinite;
}
@keyframes artShine{
  0%  {background-position:-70% 0;}
  55% {background-position:170% 0;}
  100%{background-position:170% 0;}
}

.chip{
  position:absolute;z-index:6;
  display:flex;align-items:center;gap:9px;
  padding:8px 12px;
  border-radius:14px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.9);
  box-shadow:0 14px 28px -14px rgba(15,31,51,.55);
  animation:float 5s ease-in-out infinite;
}
.chip i{
  width:25px;height:25px;border-radius:8px;flex:0 0 25px;
  display:grid;place-items:center;
  background:var(--navy);color:var(--sand);font-size:11px;
}
.chip strong{display:block;font-size:12px;font-weight:700;color:var(--navy);line-height:1.35;}
.chip span{display:block;font-size:10px;color:var(--muted);line-height:1.35;letter-spacing:0;}
.chip--a{top:-6px;right:0;animation-delay:.4s;}
.chip--b{bottom:-14px;left:-2px;animation-delay:1.6s;}
@keyframes float{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-9px);}
}

/* ---------- 통계 ---------- */
.strip{padding:0 12px;}
.stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  padding:18px 4px;
  border-radius:20px;
  background:linear-gradient(160deg,#FBF8F1,var(--cream-2));
  border:1px solid rgba(201,183,156,.55);
}
.stats li{text-align:center;position:relative;}
.stats li+li::before{
  content:'';position:absolute;left:0;top:10%;height:80%;width:1px;background:var(--line);
}
.stats b{
  display:block;
  font-family:'Marcellus',serif;
  font-size:26px;font-weight:400;color:var(--navy);letter-spacing:.01em;line-height:1.2;
}
.stats span{display:block;font-size:11px;color:var(--muted);margin-top:3px;letter-spacing:-.01em;}

/* ============================================================
   TICKER
   ============================================================ */
.ticker{
  background:var(--navy);
  overflow:hidden;
  padding:11px 0;
  margin:26px 12px 0;
  border-radius:18px;
}
.ticker__row{
  display:flex;align-items:center;gap:16px;
  white-space:nowrap;
  animation:slide 22s linear infinite;
}
.ticker__row span{
  font-family:'Marcellus',serif;
  font-size:12px;letter-spacing:.24em;color:var(--cream);opacity:.85;
}
.ticker__row i{color:var(--sand);font-size:7px;font-style:normal;}
@keyframes slide{to{transform:translateX(-50%);}}

/* ============================================================
   SECTIONS
   ============================================================ */
.sec{padding:60px 24px;}
.sec__no{
  font-family:'Marcellus',serif;
  font-size:11px;letter-spacing:.28em;color:var(--sand-2);margin-bottom:12px;
}
.sec__title{
  font-size:27px;font-weight:900;line-height:1.38;letter-spacing:-.045em;
  color:var(--navy);margin-bottom:30px;
}

.sec--dark{
  background:linear-gradient(170deg,var(--navy) 0%,var(--navy-3) 100%);
  color:var(--cream);
  position:relative;
  margin:0 12px;
  padding:56px 12px;
  border-radius:30px;
  overflow:hidden;
}
.sec--dark .sec__title{color:var(--cream);}
.sec--dark .sec__no{color:var(--sand);}

/* ---------- 혜택 ---------- */
.benefit{margin-bottom:30px;}
.benefit li{
  display:flex;gap:15px;align-items:flex-start;
  padding:19px 0;
  border-bottom:1px solid var(--line);
}
.benefit li:first-child{border-top:1px solid var(--line);}
.benefit__ico{
  flex:0 0 44px;width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,#FFF9EC,var(--cream-2));
  border:1px solid rgba(201,183,156,.6);
  color:var(--navy);font-size:16px;
  box-shadow:inset 0 1px 0 #fff;
}
.benefit h3{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:3px;letter-spacing:-.035em;}
.benefit p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- 이미지 카드 ---------- */
.shot{
  position:relative;
  border-radius:20px;overflow:hidden;
  margin-bottom:28px;
  box-shadow:0 24px 44px -26px rgba(15,31,51,.7);
}
.shot img{width:100%;height:auto;}
.shot__shine{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(115deg,transparent 34%,rgba(255,255,255,.4) 48%,transparent 62%);
  transform:translateX(-120%);
  animation:archShine 6s 1s var(--ease) infinite;
}
.shot figcaption{
  position:absolute;left:14px;bottom:14px;
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;
  background:rgba(30,58,95,.86);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  color:var(--cream);font-size:11.5px;font-weight:500;letter-spacing:-.02em;
}
.shot figcaption i{color:var(--sand);font-size:7px;animation:blink 1.6s ease-in-out infinite;}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:.25;}}

/* ---------- 투명 오브제 (커리큘럼) ---------- */
.relic{
  position:relative;
  display:grid;place-items:center;
  height:280px;
  margin:0 0 30px;
}
.relic img{
  position:relative;z-index:2;
  max-height:250px;width:auto;
  filter:drop-shadow(0 26px 34px rgba(0,0,0,.5));
  animation:float 6s ease-in-out infinite;
}
.relic__glow{
  position:absolute;z-index:1;
  width:290px;height:290px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,183,156,.42),rgba(201,183,156,0) 65%);
  animation:pulse 5s ease-in-out infinite;
}
.relic__halo{
  position:absolute;z-index:0;
  width:216px;height:216px;border-radius:50%;
  border:1px solid rgba(201,183,156,.35);
  box-shadow:0 0 0 26px rgba(201,183,156,.06);
}
/* ---------- 운영진 ---------- */
.mentors{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  margin-bottom:26px;
}
.mentor{
  position:relative;
  padding:112px 10px 18px;
  border-radius:18px;
  background:linear-gradient(165deg,#FBF8F1,var(--cream-2));
  border:1px solid rgba(201,183,156,.5);
  text-align:center;
}
.mentor__disc{
  position:absolute;top:-16px;left:50%;transform:translateX(-50%);
  width:112px;height:112px;border-radius:50%;
  display:block;
  background:radial-gradient(circle at 50% 35%,#2C4C77,var(--navy-3));
  box-shadow:0 14px 26px -12px rgba(15,31,51,.7), 0 0 0 1px rgba(201,183,156,.45);
}
.mentor__disc img{
  position:absolute;left:50%;bottom:-4px;transform:translateX(-50%);
  width:104px;height:auto;
  filter:drop-shadow(0 6px 10px rgba(15,31,51,.35));
}
.mentor figcaption strong{
  display:block;font-size:14px;font-weight:700;color:var(--navy);letter-spacing:-.035em;
}
.mentor figcaption strong em{
  font-style:normal;font-size:10.5px;font-weight:500;color:var(--sand-2);margin-left:4px;
}
.mentor figcaption span{
  display:block;margin-top:3px;
  font-size:11px;color:var(--muted);line-height:1.5;letter-spacing:-.02em;
}

/* ---------- 단계 ---------- */
.steps{margin-bottom:30px;}
.steps li{
  position:relative;
  padding:0 0 26px 46px;
  border-left:1px solid rgba(201,183,156,.34);
  margin-left:12px;
}
.steps li:last-child{border-left-color:transparent;padding-bottom:6px;}
.steps__n{
  position:absolute;left:-13px;top:-2px;
  width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--sand);color:var(--navy-3);
  font-family:'Marcellus',serif;font-size:11px;
  box-shadow:0 0 0 5px var(--navy);
}
.steps h3{font-size:16px;font-weight:700;color:var(--cream);margin-bottom:5px;letter-spacing:-.035em;}
.steps p{font-size:13px;color:rgba(241,236,226,.62);line-height:1.72;}

/* ---------- 후기 ---------- */
.voices{margin-bottom:30px;}
.voices blockquote{
  position:relative;
  padding:22px 20px 18px;
  border-radius:18px;
  background:linear-gradient(160deg,#FBF8F1,var(--cream-2));
  border:1px solid rgba(201,183,156,.5);
  margin-bottom:12px;
}
.voices blockquote::before{
  content:'\201C';
  position:absolute;top:2px;right:16px;
  font-family:'Marcellus',serif;font-size:52px;color:rgba(201,183,156,.55);line-height:1;
}
.voices p{font-size:13.8px;color:var(--ink);line-height:1.8;letter-spacing:-.03em;}
.voices cite{
  display:block;margin-top:11px;
  font-size:11.5px;font-style:normal;color:var(--muted);
}
.voices cite i{color:var(--sand-2);margin-right:5px;}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final{
  position:relative;overflow:hidden;background:var(--navy-3);
  margin:0 12px;border-radius:30px;
}
.final__bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:.34;transform:scale(1.08);
  animation:drift 18s ease-in-out infinite alternate;
}
.final::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,31,51,.9),rgba(15,31,51,.72) 45%,rgba(15,31,51,.95));
}
.final__body{position:relative;z-index:2;padding:58px 22px 54px;text-align:center;}
.final h2{
  font-size:29px;font-weight:900;line-height:1.35;letter-spacing:-.045em;
  color:var(--cream);margin:16px 0 14px;
}
.final__desc{font-size:13.5px;color:rgba(241,236,226,.68);line-height:1.85;margin-bottom:28px;}

/* ============================================================
   FOOTER
   ============================================================ */
.foot{
  padding:36px 22px 32px;background:var(--cream-2);text-align:center;
  margin:34px 12px 14px;border-radius:30px;
}
.foot__brand{
  font-size:14px;font-weight:700;color:var(--navy);margin-bottom:14px;
  display:flex;align-items:baseline;justify-content:center;gap:7px;
}
.foot__brand em{
  font-family:'Marcellus',serif;font-style:normal;
  font-size:10px;letter-spacing:.2em;color:var(--sand-2);font-weight:400;
}
.foot__txt{font-size:11.5px;color:var(--muted);line-height:1.85;margin-bottom:10px;}
.foot__nav{
  display:flex;align-items:center;justify-content:center;gap:9px;
  margin:18px 0 14px;flex-wrap:wrap;
}
.foot__nav a{
  font-size:12px;color:var(--navy);font-weight:500;
  border-bottom:1px solid rgba(30,58,95,.28);padding-bottom:1px;
}
.foot__nav span{color:rgba(30,58,95,.28);font-size:11px;}
.foot__copy{font-family:'Marcellus',serif;font-size:10.5px;letter-spacing:.12em;color:rgba(110,121,135,.8);}

/* ============================================================
   DOCK (항상 노출되는 고정 하단 버튼)
   ============================================================ */
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:linear-gradient(180deg,rgba(241,236,226,0),rgba(241,236,226,.94) 34%,var(--cream) 100%);
}
.dock__inner{max-width:var(--w);margin:0 auto;padding:0 8px;}
.btn--dock{min-height:58px;font-size:15.5px;}

/* ============================================================
   MODAL
   ============================================================ */
.modal{position:fixed;inset:0;z-index:200;display:none;}
.modal.open{display:block;}
.modal__dim{
  position:absolute;inset:0;background:rgba(15,31,51,.62);
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  animation:fade .3s ease;
}
@keyframes fade{from{opacity:0;}to{opacity:1;}}
.modal__box{
  position:absolute;left:50%;bottom:0;
  transform:translateX(-50%);
  width:100%;max-width:var(--w);
  max-height:86vh;display:flex;flex-direction:column;
  background:var(--cream);
  border-radius:22px 22px 0 0;
  animation:up .38s var(--ease);
}
@keyframes up{from{transform:translate(-50%,100%);}to{transform:translate(-50%,0);}}
.modal__head{
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 20px 14px;border-bottom:1px solid var(--line);
}
.modal__head h3{font-size:16.5px;font-weight:700;color:var(--navy);letter-spacing:-.035em;}
.modal__x{
  width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(30,58,95,.07);color:var(--navy);font-size:14px;
}
.modal__body{
  padding:18px 20px 6px;overflow-y:auto;-webkit-overflow-scrolling:touch;
  font-size:13px;color:var(--muted);line-height:1.85;
}
.modal__body h4{
  font-size:13.5px;color:var(--navy);font-weight:700;margin:16px 0 5px;letter-spacing:-.03em;
}
.modal__body h4:first-child{margin-top:0;}
.modal__body p{margin:0 0 8px;}
.modal__body ul{margin:0 0 8px;padding-left:2px;}
.modal__body li{position:relative;padding-left:12px;margin-bottom:3px;}
.modal__body li::before{
  content:'';position:absolute;left:0;top:11px;width:4px;height:4px;border-radius:50%;background:var(--sand-2);
}
.modal__foot{padding:14px 20px calc(18px + env(safe-area-inset-bottom));}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:380px){
  .hero__title{font-size:31px;}
  .sec__title{font-size:24px;}
  .chip--a{right:-8px;} .chip--b{left:-8px;}
  .stats b{font-size:23px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
}