:root{
  --bg:#07111f;
  --panel:#0d1a2e;
  --panel2:#12243d;
  --line:rgba(151,190,255,.16);
  --text:#f6f9ff;
  --muted:#aebdd3;
  --cyan:#14d7e5;
  --mint:#66f1d0;
  --gold1:#fff0b6;
  --gold2:#d7ad50;
  --gold3:#805716;
  --shadow:0 24px 70px rgba(0,0,0,.35);
  --radius:28px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Pretendard,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 10% 3%, rgba(20,215,229,.16), transparent 24rem),
    radial-gradient(circle at 88% 8%, rgba(102,241,208,.10), transparent 22rem),
    linear-gradient(180deg,#061020 0%,#0a1425 52%,#050c18 100%);
  line-height:1.68;
  letter-spacing:-.025em;
  word-break:keep-all;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.skip{position:absolute;left:-9999px}
.skip:focus{left:14px;top:14px;background:#fff;color:#111;z-index:99;padding:10px 14px;border-radius:10px}
.container{width:min(var(--max),calc(100% - 34px));margin:0 auto}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(6,14,27,.72);
  border-bottom:1px solid rgba(255,255,255,.06);
  backdrop-filter:blur(18px);
}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand{display:flex;align-items:center;gap:11px}
.brand-mark{
  width:46px;height:46px;border-radius:15px;display:grid;place-items:center;
  color:#061020;font-weight:900;
  background:linear-gradient(135deg,var(--cyan),var(--mint));
  box-shadow:0 10px 28px rgba(20,215,229,.22);
}
.brand-text strong{display:block;font-size:20px;line-height:1.08}
.brand-text em{display:block;font-style:normal;color:var(--muted);font-size:12px;margin-top:3px}
.nav-links{display:flex;gap:22px;color:#dbe9ff;font-weight:800;font-size:15px}
.nav-cta,.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 18px;border-radius:999px;font-weight:950;
  border:1px solid rgba(255,255,255,.12);
}
.nav-cta,.btn.primary{background:linear-gradient(135deg,var(--cyan),var(--mint));color:#061020;border:0;box-shadow:0 14px 30px rgba(20,215,229,.22)}
.btn.ghost{background:rgba(255,255,255,.04);color:var(--text)}
.hero{padding:56px 0 28px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:32px;align-items:center}
.eyebrow,.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.eyebrow{margin-bottom:18px}
.eyebrow span,.section-label{
  display:inline-flex;align-items:center;min-height:34px;padding:0 13px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  color:var(--cyan);font-size:13px;font-weight:950;
}
h1{margin:0;font-size:clamp(42px,6.8vw,78px);line-height:1.05;letter-spacing:-.085em}
h1 span{color:var(--cyan)}
.lead{margin:23px 0 0;max-width:760px;font-size:clamp(17px,1.8vw,21px);color:#dce8f8}
.hero-actions{margin-top:28px}
.motion-cards{
  margin-top:26px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}
.motion-cards article{
  min-height:96px;
  border-radius:22px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,36,61,.9),rgba(10,22,38,.9));
  padding:18px;
  transform:translateY(0);
  animation:floaty 5.5s ease-in-out infinite;
}
.motion-cards article:nth-child(2){animation-delay:.4s}
.motion-cards article:nth-child(3){animation-delay:.8s}
.motion-cards strong{display:block;color:var(--cyan);font-size:24px;line-height:1}
.motion-cards span{display:block;margin-top:8px;font-weight:900}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

.hero-device{
  position:relative;
  min-height:560px;
  border-radius:34px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(17,34,58,.88),rgba(8,18,32,.9));
  box-shadow:var(--shadow);
  overflow:hidden;
}
.device-glow{
  position:absolute;inset:auto -20% -20% auto;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(20,215,229,.2),transparent 68%);
}
.floating-sheet{
  position:absolute;
  width:45%;
  border-radius:16px;
  background:#fff;
  border:1px solid #c7cedc;
  box-shadow:0 26px 52px rgba(0,0,0,.32);
  overflow:hidden;
}
.floating-sheet img{width:100%;height:100%;object-fit:cover;object-position:top center}
.sheet-one{width:54%;left:23%;top:42px;z-index:3;transform:rotate(1deg)}
.sheet-two{left:4%;top:148px;z-index:2;transform:rotate(-7deg)}
.sheet-three{right:4%;top:164px;z-index:1;transform:rotate(7deg)}
.device-label{
  position:absolute;left:22px;right:22px;bottom:22px;
  border-radius:22px;
  background:rgba(4,10,19,.82);
  border:1px solid rgba(255,255,255,.10);
  padding:16px 18px;
}
.device-label b{display:block;font-size:19px}
.device-label span{display:block;color:var(--muted);margin-top:3px}
.section{padding:64px 0}
.proof-strip{padding-top:26px}
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.proof-grid article,.time-card,.sample-card,.profile-box,.contact-grid,.real-exam-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,36,61,.82),rgba(10,22,38,.88));
  box-shadow:var(--shadow);
}
.proof-grid article{border-radius:22px;padding:20px}
.proof-grid b{display:block;font-size:20px}
.proof-grid span{display:block;color:var(--muted);margin-top:6px}
.program-grid,.mini-grid,.contact-grid,.brand-proof-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:26px;align-items:center}
.section-head h2{margin:14px 0 0;font-size:clamp(32px,4.6vw,56px);line-height:1.12;letter-spacing:-.07em}
.section-head p{color:var(--muted);font-size:18px}
.timeline{display:grid;gap:14px}
.time-card{border-radius:24px;padding:22px}
.time-card strong{display:inline-flex;color:#061020;background:linear-gradient(135deg,var(--cyan),var(--mint));border-radius:999px;padding:5px 10px}
.time-card b{display:block;font-size:24px;margin-top:14px}
.time-card span{display:block;color:var(--muted);margin-top:4px}

.brand-proof{padding-top:34px;padding-bottom:42px}
.real-exam-card{
  border-radius:28px;
  padding:20px;
  display:grid;
  place-items:center;
}
.real-exam-card img{
  width:min(320px,100%);
  border-radius:24px;
  background:#fff;
}
.mini-portfolio{padding-top:36px;padding-bottom:42px}
.section-head.compact{max-width:420px}
.inline-link{display:inline-flex;margin-top:10px;color:var(--mint);font-weight:950}
.mini-covers{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:14px;
}
.mini-covers article{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:22px;
  padding:14px;
}
.mini-covers img{
  width:100%;
  max-height:260px;
  object-fit:contain;
  background:#fff;
  border-radius:16px;
}
.mini-covers span{display:block;margin-top:10px;color:#dbe8fa;font-weight:900;font-size:14px}

.sample-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sample-card{border-radius:28px;overflow:hidden}
.sample-image{position:relative;height:500px;padding:16px;background:rgba(255,255,255,.04)}
.sample-image img{width:100%;height:100%;object-fit:contain;object-position:top center;background:#fff;border-radius:14px}
.gold-seal{
  position:absolute;left:20px;top:20px;z-index:3;
  width:64px;height:64px;border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:
    radial-gradient(circle at 32% 28%,rgba(255,255,255,.62),transparent 18%),
    linear-gradient(145deg,var(--gold1),var(--gold2) 58%,var(--gold3));
  color:#4c3509;font-size:14px;font-weight:950;line-height:1.02;
  border:3px solid rgba(255,248,216,.94);
  box-shadow:0 10px 24px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.75), inset 0 -3px 10px rgba(86,56,8,.25);
}
.gold-seal::before,.gold-seal::after{
  content:"";position:absolute;bottom:-11px;width:13px;height:18px;
  background:linear-gradient(180deg,#cda64f,#7a5315);
  clip-path:polygon(0 0,100% 0,100% 100%,50% 76%,0 100%);
}
.gold-seal::before{left:14px;transform:rotate(-6deg)}
.gold-seal::after{right:14px;transform:rotate(6deg)}
.sample-info{padding:22px}
.sample-info small{color:var(--cyan);font-weight:950}
.sample-info h3{margin:8px 0 4px;font-size:28px;letter-spacing:-.055em;line-height:1.1}
.sample-info p{margin:0 0 16px;color:var(--muted)}
.sample-info a{display:inline-flex;color:var(--mint);font-weight:950}
.profile-box{
  border-radius:28px;
  padding:24px;
  display:grid;
  grid-template-columns:.7fr 1.3fr;
  gap:18px;
  align-items:start;
}
.profile-title h2{font-size:clamp(28px,3.2vw,40px);margin:12px 0 0;letter-spacing:-.06em}
.profile-items{display:grid;gap:10px}
.profile-items p{margin:0;padding:15px 16px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:#e5efff}
.profile-items b{color:var(--mint);margin-right:6px}
.kakao-grid{grid-template-columns:.9fr 1.1fr}
.kakao-card{
  border:1px solid var(--line);
  background:
    radial-gradient(circle at 18% 20%,rgba(255,226,0,.18),transparent 34%),
    linear-gradient(180deg,rgba(18,36,61,.9),rgba(10,22,38,.92));
  border-radius:28px;
  padding:28px;
  box-shadow:var(--shadow);
  display:grid;
  gap:14px;
}
.kakao-badge{
  width:fit-content;
  color:#111;
  background:#fee500;
  border-radius:999px;
  padding:8px 13px;
  font-weight:950;
  font-size:13px;
}
.kakao-card h3{margin:2px 0 0;font-size:clamp(28px,3vw,42px);line-height:1.13;letter-spacing:-.06em}
.kakao-card p{margin:0 0 4px;color:var(--muted);font-size:18px}
.kakao-btn,.kakao-sub{width:100%}
.kakao-btn{min-height:56px;font-size:17px}
.site-footer{padding:32px 0 96px;border-top:1px solid rgba(255,255,255,.06)}
.footer-inner{display:flex;justify-content:space-between;gap:18px}
.footer-inner a{color:var(--cyan);font-weight:950}
.mobile-bar{display:none}

@media (max-width:980px){
  .nav-links{display:none}
  .hero-grid,.program-grid,.mini-grid,.contact-grid,.profile-box,.brand-proof-grid,.kakao-grid{grid-template-columns:1fr}
  .proof-grid,.sample-list{grid-template-columns:1fr}
  .hero-device{min-height:500px;order:-1}
  .mini-covers img{max-height:220px}
}
@media (max-width:640px){
  body{padding-bottom:74px}
  .container{width:min(100% - 26px,var(--max))}
  .site-header{position:static}
  .nav{min-height:66px}
  .brand-mark{width:42px;height:42px;border-radius:14px}
  .brand-text strong{font-size:18px}
  .brand-text em{font-size:11px}
  .nav-cta{display:none}
  .hero{padding:36px 0 20px}
  h1{font-size:42px}
  .lead{font-size:16.5px;line-height:1.78}
  .hero-actions .btn{width:100%}
  .motion-cards{grid-template-columns:1fr}
  .motion-cards article{min-height:76px}
  .hero-device{min-height:410px;border-radius:26px}
  .sheet-one{width:62%;left:19%;top:50px}
  .sheet-two,.sheet-three{width:50%;top:144px}
  .device-label{left:14px;right:14px;bottom:14px}
  .section{padding:48px 0}
  .mini-covers{grid-template-columns:1fr 1fr}
  .mini-covers article{padding:10px;border-radius:18px}
  .mini-covers img{max-height:170px;border-radius:12px}
  .sample-image{height:74vh;min-height:500px}
  .gold-seal{width:58px;height:58px;font-size:13px}
  .contact-grid,.kakao-card{padding:20px;border-radius:24px}
  .mobile-bar{
    position:fixed;
    left:12px;right:12px;bottom:12px;z-index:60;
    display:grid;grid-template-columns:1fr 1fr;gap:8px;
    padding:8px;border-radius:999px;
    background:rgba(5,12,22,.88);
    backdrop-filter:blur(16px);
    box-shadow:0 18px 40px rgba(0,0,0,.35);
  }
  .mobile-bar a{
    display:grid;place-items:center;
    min-height:46px;border-radius:999px;
    font-weight:950;
  }
  .mobile-bar a:first-child{background:rgba(255,255,255,.08)}
  .mobile-bar a:last-child{background:linear-gradient(135deg,var(--cyan),var(--mint));color:#061020}
}


.mini-covers article.wide{
  grid-column: 1 / -1;
}
.mini-covers article.wide img{
  max-height: 420px;
  object-fit: contain;
}
@media (max-width: 640px){
  .mini-covers{
    grid-template-columns: 1fr 1fr;
  }
  .mini-covers article.wide{
    grid-column: 1 / -1;
  }
  .mini-covers article.wide img{
    max-height: 280px;
  }
}


.kakao-only-wrap{
  display:flex;
  justify-content:center;
}
.kakao-card-only{
  width:min(760px, 100%);
}


/* Scroll reveal animation */
.reveal,
.know-card,
.sample-card,
.proof-grid article,
.time-card,
.mini-covers article,
.profile-box{
  opacity: 0;
  transform: translateY(28px) scale(.985);
  transition:
    opacity .72s ease,
    transform .82s cubic-bezier(.2,.8,.2,1);
  transition-delay: var(--delay, 0ms);
}
.is-visible{
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
}

/* Know-how section */
.knowhow-grid{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:26px;
  align-items:start;
}
.knowhow-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.know-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,36,61,.88),rgba(10,22,38,.92));
  box-shadow:var(--shadow);
  border-radius:24px;
  padding:22px;
}
.know-card strong{
  color:var(--cyan);
  font-size:26px;
  line-height:1;
}
.know-card h3{
  margin:14px 0 8px;
  font-size:24px;
  line-height:1.15;
  letter-spacing:-.05em;
}
.know-card p{
  margin:0;
  color:var(--muted);
}

/* Kakao card with mascot */
.kakao-only-wrap{
  display:flex;
  justify-content:center;
}
.kakao-card-only{
  width:min(980px,100%);
}
.kakao-card-grid{
  display:grid;
  grid-template-columns:1.06fr .94fr;
  gap:24px;
  align-items:center;
}
.kakao-copy p{
  font-size:19px;
}
.kakao-mascot{
  display:grid;
  place-items:center;
}
.kakao-mascot svg{
  width:min(260px,100%);
  height:auto;
  filter: drop-shadow(0 16px 24px rgba(0,0,0,.22));
}

/* Footer copyright */
.footer-copy{
  display:grid;
  gap:4px;
}
.footer-copy small{
  color:var(--muted);
  font-size:12px;
}

@media (max-width:980px){
  .knowhow-grid,
  .kakao-card-grid{
    grid-template-columns:1fr;
  }
  .knowhow-cards{
    grid-template-columns:1fr;
  }
}

@media (max-width:640px){
  .kakao-copy p{
    font-size:16.5px;
  }
  .kakao-card h3{
    font-size:40px;
    line-height:1.08;
  }
  .kakao-card-only{
    width:100%;
  }
  .kakao-mascot svg{
    width:min(190px,70vw);
  }
}


/* Uploaded Kakao mascot image */
.kakao-mascot img{
  width:min(240px,100%);
  height:auto;
  border-radius:28px;
  box-shadow:0 18px 36px rgba(0,0,0,.26);
  background:#fff9df;
}
@media (max-width:640px){
  .kakao-mascot img{
    width:min(170px,68vw);
    border-radius:22px;
  }
}


/* Solvook showcase redesign */
.solvook-showcase{
  display:grid;
  grid-template-columns:.74fr 1.26fr;
  gap:24px;
  align-items:start;
}
.solvook-screens{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:16px;
}
.screen-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,36,61,.88), rgba(10,22,38,.92));
  box-shadow:var(--shadow);
  border-radius:24px;
  overflow:hidden;
}
.screen-top{
  min-height:40px;
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  border-bottom:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
}
.screen-top span{
  width:10px;height:10px;border-radius:50%;
  background:rgba(255,255,255,.35);
}
.screen-body{
  padding:14px;
}
.screen-body img{
  width:100%;
  border-radius:16px;
  background:#fff;
  box-shadow:0 10px 24px rgba(0,0,0,.16);
}
.screen-caption{
  padding:0 16px 18px;
}
.screen-caption b{
  display:block;
  font-size:18px;
}
.screen-caption span{
  display:block;
  margin-top:4px;
  color:var(--muted);
  font-size:14px;
}

@media (max-width:980px){
  .solvook-showcase{
    grid-template-columns:1fr;
  }
}
@media (max-width:640px){
  .solvook-screens{
    grid-template-columns:1fr;
  }
  .screen-body{
    padding:12px;
  }
  .screen-caption b{
    font-size:17px;
  }
}


/* Solvook portfolio redesign v2 */
.solvook-showcase-v2{
  display:block;
}
.solvook-head{
  max-width:760px;
  margin-bottom:20px;
}
.solvook-grid-2{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:18px;
  align-items:stretch;
}
.solvook-card{
  min-height:100%;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,36,61,.9), rgba(10,22,38,.94));
  box-shadow:var(--shadow);
  border-radius:24px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
}
.solvook-card-top{
  min-height:42px;
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  border-bottom:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
}
.solvook-card-top span{
  width:10px;
  height:10px;
  border-radius:50%;
  background:rgba(255,255,255,.35);
}
.solvook-card-image{
  padding:16px 16px 10px;
  display:flex;
  align-items:flex-start;
  justify-content:center;
}
.solvook-card-image img{
  width:100%;
  height:auto;
  border-radius:16px;
  background:#fff;
  box-shadow:0 10px 24px rgba(0,0,0,.16);
}
.solvook-card-caption{
  margin-top:auto;
  padding:0 16px 18px;
}
.solvook-card-caption b{
  display:block;
  font-size:18px;
  line-height:1.2;
}
.solvook-card-caption span{
  display:block;
  margin-top:5px;
  color:var(--muted);
  font-size:14px;
}

@media (max-width: 860px){
  .solvook-grid-2{
    grid-template-columns:1fr;
  }
}


/* Solvook redesign v3 */
.solvook-layout{
  display:grid;
  grid-template-columns:minmax(240px,.74fr) minmax(0,1.26fr);
  gap:26px;
  align-items:start;
}
.solvook-copy h2{
  margin:12px 0 0;
  font-size:clamp(32px,4.3vw,56px);
  line-height:1.08;
  letter-spacing:-.07em;
}
.solvook-copy p{
  margin:14px 0 0;
  color:var(--muted);
}
.solvook-mini-note{
  margin-top:16px;
  padding:14px 16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.035);
  color:#d7e7fa;
  font-size:15px;
}
.solvook-stage{
  position:relative;
}
.solvook-stage::before{
  content:"";
  position:absolute;
  inset:22px 18px -14px 18px;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(20,215,229,.12), rgba(102,241,208,.03));
  filter:blur(18px);
  z-index:0;
}
.solvook-cards{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  align-items:stretch;
}
.solvook-feature-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,36,61,.92), rgba(10,22,38,.96));
  box-shadow:var(--shadow);
  border-radius:26px;
  overflow:hidden;
  min-width:0;
}
.solvook-feature-card:nth-child(1){transform:translateY(10px)}
.solvook-feature-card:nth-child(2){transform:translateY(46px)}
.screen-head{
  min-height:42px;
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  background:rgba(255,255,255,.04);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.screen-head span{
  width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.35);
}
.screen-shot{
  padding:16px 16px 10px;
}
.screen-shot img{
  width:100%;
  height:430px;
  object-fit:contain;
  object-position:top center;
  border-radius:18px;
  background:#fff;
  box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.screen-meta{
  padding:2px 16px 18px;
}
.screen-meta b{
  display:block;
  font-size:18px;
  line-height:1.2;
}
.screen-meta span{
  display:block;
  margin-top:4px;
  color:var(--muted);
  font-size:14px;
}

@media (max-width:980px){
  .solvook-layout{
    grid-template-columns:1fr;
  }
  .solvook-feature-card:nth-child(1),
  .solvook-feature-card:nth-child(2){transform:none}
}
@media (max-width:640px){
  .solvook-stage::before{display:none}
  .solvook-cards{
    display:flex;
    gap:14px;
    overflow-x:auto;
    padding:2px 2px 8px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .solvook-cards::-webkit-scrollbar{display:none}
  .solvook-feature-card{
    flex:0 0 86%;
    scroll-snap-align:start;
  }
  .screen-shot img{
    height:360px;
  }
}


/* Solvook portfolio size refinement v11 */
.solvook-layout{
  grid-template-columns:minmax(220px,.56fr) minmax(0,1.44fr);
  gap:22px;
  align-items:start;
}
.solvook-copy{
  max-width:340px;
  padding-top:8px;
}
.solvook-copy h2{
  font-size:clamp(26px, 3.2vw, 40px);
  line-height:1.12;
  letter-spacing:-.06em;
}
.solvook-copy p{
  font-size:15.5px;
  line-height:1.7;
}
.solvook-copy .inline-link{
  margin-top:8px;
  font-size:14px;
}
.solvook-mini-note{
  margin-top:12px;
  font-size:14px;
  padding:12px 14px;
}
.solvook-cards{
  gap:16px;
}
.solvook-feature-card{
  border-radius:24px;
}
.screen-shot{
  padding:14px 14px 10px;
}
.screen-shot img{
  height:470px;
}
.screen-meta{
  padding:2px 14px 16px;
}
.screen-meta b{
  font-size:17px;
}
.screen-meta span{
  font-size:13.5px;
}

@media (max-width:980px){
  .solvook-layout{
    grid-template-columns:1fr;
  }
  .solvook-copy{
    max-width:100%;
  }
}

@media (max-width:640px){
  .solvook-copy h2{
    font-size:30px;
  }
  .solvook-copy p{
    font-size:15px;
  }
  .screen-shot img{
    height:360px;
  }
}


/* Solvook horizontal strip v12 */
.solvook-strip-wrap{
  display:block;
}
.solvook-strip{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:18px;
  align-items:stretch;
}
.solvook-wide-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,36,61,.92), rgba(10,22,38,.96));
  box-shadow:var(--shadow);
  border-radius:26px;
  overflow:hidden;
  min-width:0;
}
.solvook-wide-head{
  min-height:42px;
  display:flex;
  align-items:center;
  gap:8px;
  padding:0 14px;
  background:rgba(255,255,255,.04);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.solvook-wide-head span{
  width:10px;
  height:10px;
  border-radius:50%;
  background:rgba(255,255,255,.35);
}
.solvook-wide-body{
  padding:16px 16px 10px;
}
.solvook-wide-body img{
  width:100%;
  height:430px;
  object-fit:contain;
  object-position:top center;
  border-radius:18px;
  background:#fff;
  box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.solvook-wide-caption{
  padding:2px 16px 16px;
  font-size:14px;
  color:var(--muted);
  font-weight:800;
}

@media (max-width: 860px){
  .solvook-strip{
    grid-template-columns:1fr;
  }
}

@media (max-width: 640px){
  .solvook-strip{
    display:flex;
    gap:14px;
    overflow-x:auto;
    padding:2px 2px 8px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .solvook-strip::-webkit-scrollbar{display:none}
  .solvook-wide-card{
    flex:0 0 90%;
    scroll-snap-align:start;
  }
  .solvook-wide-body img{
    height:360px;
  }
}


/* v13 refinements */
.solvook-author-chip{
  display:inline-flex;
  align-items:center;
  margin:0 0 12px 2px;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(84,223,214,.28);
  background:rgba(84,223,214,.08);
  color:#7ff5ea;
  font-size:13px;
  font-weight:900;
  letter-spacing:-.02em;
  box-shadow:0 10px 24px rgba(0,0,0,.12);
}
.solvook-wide-caption{
  font-size:13.5px;
}

.kakao-card-grid{
  align-items:start;
}
.kakao-copy{
  transform:translateY(-8px);
}
.kakao-mascot{
  padding-top:2px;
}
.kakao-mascot img{
  width:min(160px, 82%);
  height:auto;
  border-radius:22px;
  box-shadow:0 14px 28px rgba(0,0,0,.22);
}

@media (max-width:640px){
  .solvook-author-chip{
    margin-bottom:10px;
    font-size:12px;
    padding:6px 10px;
  }
  .kakao-copy{
    transform:translateY(-4px);
  }
  .kakao-mascot img{
    width:min(128px, 52vw);
    border-radius:18px;
  }
}


/* v15 compact author proof section */
.author-proof{
  padding-top:34px;
  padding-bottom:40px;
}
.author-proof-box{
  border:1px solid var(--line);
  background:
    radial-gradient(circle at 8% 20%, rgba(255,213,96,.12), transparent 28%),
    linear-gradient(180deg, rgba(18,36,61,.72), rgba(10,22,38,.82));
  border-radius:28px;
  padding:20px;
  box-shadow:var(--shadow);
}
.author-proof-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom:14px;
}
.author-proof-badge{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:0 14px;
  border-radius:999px;
  background:linear-gradient(135deg, #f6d47a, #c89535);
  color:#0b1424;
  font-size:15px;
  font-weight:950;
  letter-spacing:-.03em;
  box-shadow:0 10px 24px rgba(0,0,0,.2);
}
.author-proof-head strong{
  color:#dce8f8;
  font-size:15.5px;
  font-weight:800;
  text-align:right;
}
.proof-scroll{
  display:grid;
  grid-template-columns:repeat(4, minmax(0, 1fr));
  gap:12px;
}
.proof-thumb{
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.045);
  border-radius:18px;
  padding:10px;
  min-width:0;
}
.proof-thumb img{
  width:100%;
  height:170px;
  object-fit:contain;
  object-position:top center;
  border-radius:12px;
  background:#fff;
  box-shadow:0 8px 18px rgba(0,0,0,.14);
}
.proof-thumb span{
  display:block;
  margin-top:8px;
  color:#e7f2ff;
  font-size:13px;
  font-weight:850;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
@media (max-width:980px){
  .proof-scroll{
    grid-template-columns:repeat(2, minmax(0, 1fr));
  }
  .proof-thumb img{
    height:160px;
  }
}
@media (max-width:640px){
  .author-proof{
    padding-top:28px;
    padding-bottom:34px;
  }
  .author-proof-box{
    padding:16px;
    border-radius:24px;
  }
  .author-proof-head{
    display:block;
  }
  .author-proof-head strong{
    display:block;
    margin-top:9px;
    text-align:left;
    font-size:14px;
    line-height:1.55;
  }
  .proof-scroll{
    display:flex;
    overflow-x:auto;
    gap:10px;
    padding:2px 2px 8px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .proof-scroll::-webkit-scrollbar{display:none}
  .proof-thumb{
    flex:0 0 72%;
    scroll-snap-align:start;
  }
  .proof-thumb img{
    height:185px;
  }
}


/* v16 profile-integrated solvook proof */
.profile-box-rich{
  display:block;
}
.profile-proof-mini{
  margin-top:24px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.08);
}
.profile-proof-copy{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:16px;
}
.profile-proof-badge{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  background:linear-gradient(135deg, #f6d47a, #c89535);
  color:#0b1424;
  font-size:13px;
  font-weight:950;
  letter-spacing:-.02em;
  white-space:nowrap;
}
.profile-proof-copy p{
  margin:0;
  color:var(--muted);
  font-size:14px;
  line-height:1.6;
}
.profile-proof-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:12px;
  align-items:start;
}
.profile-proof-card{
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  border-radius:18px;
  padding:10px;
  box-shadow:0 10px 24px rgba(0,0,0,.12);
  min-width:0;
  transition:transform .35s ease, box-shadow .35s ease;
}
.profile-proof-card:nth-child(1){transform:translateY(6px) rotate(-1.2deg)}
.profile-proof-card:nth-child(2){transform:translateY(0) rotate(1.2deg)}
.profile-proof-card:nth-child(3){transform:translateY(10px) rotate(.8deg)}
.profile-proof-card:nth-child(4){transform:translateY(2px) rotate(-.8deg)}
.profile-proof-card:hover{
  transform:translateY(-4px) rotate(0deg);
  box-shadow:0 18px 30px rgba(0,0,0,.18);
}
.profile-proof-card img{
  width:100%;
  height:155px;
  object-fit:contain;
  object-position:top center;
  background:#fff;
  border-radius:12px;
}
.profile-proof-card span{
  display:block;
  margin-top:8px;
  color:#e7f2ff;
  font-size:12.5px;
  font-weight:850;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
@media (max-width:980px){
  .profile-proof-grid{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}
@media (max-width:640px){
  .profile-proof-copy{
    display:block;
  }
  .profile-proof-copy p{
    margin-top:8px;
    font-size:13.5px;
  }
  .profile-proof-grid{
    display:flex;
    gap:10px;
    overflow-x:auto;
    padding:2px 2px 8px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .profile-proof-grid::-webkit-scrollbar{display:none}
  .profile-proof-card{
    flex:0 0 44%;
    scroll-snap-align:start;
    transform:none !important;
  }
  .profile-proof-card img{
    height:138px;
  }
}


/* v17 refinements */
.profile-proof-copy{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom:16px;
}
.profile-proof-link{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 12px;
  border-radius:999px;
  border:1px solid rgba(127,245,234,.26);
  background:rgba(127,245,234,.06);
  color:#8ef9ef;
  font-size:13px;
  font-weight:850;
  text-decoration:none;
  white-space:nowrap;
}
.profile-proof-link:hover{
  background:rgba(127,245,234,.11);
}
.profile-proof-card{
  text-decoration:none;
}
.profile-proof-card img{
  background:#fff;
}
.profile-proof-card span{
  white-space:normal;
  line-height:1.35;
  min-height:34px;
}

.kakao-card-only{
  padding:28px 30px;
}
.kakao-card-grid{
  display:grid;
  grid-template-columns:minmax(0,1.18fr) minmax(140px,.82fr);
  gap:24px;
  align-items:center;
}
.kakao-copy{
  transform:translateY(-2px);
}
.kakao-copy h3{
  margin-top:10px;
  font-size:clamp(30px,4.5vw,56px);
  line-height:1.06;
  letter-spacing:-.06em;
}
.kakao-copy p{
  margin-top:14px;
  max-width:680px;
  color:#d7e7fa;
  font-size:17px;
  line-height:1.7;
}
.kakao-sub{
  color:#f3f7ff;
  font-weight:700;
}
.kakao-btn{
  margin-top:16px;
  min-height:56px;
  font-size:18px;
}
.kakao-mascot{
  justify-self:end;
  align-self:center;
  width:min(172px,100%);
  padding:12px;
  border-radius:24px;
  background:linear-gradient(180deg, rgba(255,248,219,.98), rgba(255,240,196,.96));
  border:1px solid rgba(255,214,92,.4);
  box-shadow:0 16px 32px rgba(0,0,0,.18);
}
.kakao-mascot img{
  width:100%;
  height:auto;
  border-radius:16px;
  box-shadow:none;
  background:transparent;
}
@media (max-width:980px){
  .kakao-card-grid{
    grid-template-columns:1fr 160px;
  }
}
@media (max-width:640px){
  .profile-proof-copy{
    gap:10px;
  }
  .profile-proof-link{
    font-size:12px;
    padding:0 10px;
  }
  .kakao-card-only{
    padding:22px 18px;
  }
  .kakao-card-grid{
    grid-template-columns:1fr;
    gap:16px;
  }
  .kakao-copy h3{
    font-size:40px;
  }
  .kakao-copy p{
    font-size:16px;
  }
  .kakao-mascot{
    justify-self:start;
    width:126px;
    padding:8px;
  }
}