/* ── RESET & VARIABLES ───────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --green:#43a05a;--green-d:#2e7d46;--green-dd:#1f5e34;
  --lime1:#7cc24a;--lime2:#2f9e44;
  --surface:#ffffff;--border:#e7efe4;--border2:#dce7d7;
  --text:#1f3b2d;--text2:#4a5d52;--text3:#8a978c;
  --line:rgba(120,150,120,.14);
  --card:rgba(255,255,255,.64);
  --font-head:'Pretendard','Malgun Gothic',system-ui,-apple-system,sans-serif;
  --font-body:'Pretendard','Malgun Gothic',system-ui,-apple-system,sans-serif;
  --radius:16px;--radius-sm:10px;
  --shadow:0 10px 30px rgba(64,98,68,.06);
}
html{scroll-behavior:smooth}
body{
  background:#fff;color:var(--text);
  font-family:var(--font-body);font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
button{cursor:pointer;font-family:var(--font-body)}

/* ══════════════════════════════════════════════════════
   PAGE: 소프트 그린 → 화이트 전체 그라데이션
══════════════════════════════════════════════════════ */
body::before{
  content:'';
  position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(1100px 480px at 82% -6%, #e3f0e1 0%, rgba(227,240,225,0) 60%),
    linear-gradient(180deg,
      #eef4ec 0%,
      #f1f6ef 26%,
      #f6faf4 55%,
      #ffffff 100%
    );
}

/* ── NAVBAR ──────────────────────────────────────────── */
.navbar{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{max-width:1500px;margin:0 auto;padding:0 28px;height:64px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:800;font-size:19px;color:var(--text);white-space:nowrap;flex-shrink:0}
.logo:hover{color:var(--green-d)}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.7);border:1px solid var(--line);
  border-radius:10px;padding:0 14px;height:38px;flex:1;max-width:400px;transition:all .2s;
}
.nav-search:focus-within{border-color:var(--green);background:#fff;box-shadow:0 0 0 3px rgba(67,160,90,.1)}
.search-icon{color:var(--text3);flex-shrink:0}
.nav-search input{background:none;border:none;outline:none;color:var(--text);font-size:13.5px;flex:1;font-family:inherit}
.nav-search input::placeholder{color:var(--text3)}
.nav-search kbd{background:rgba(31,59,45,.06);border:1px solid rgba(31,59,45,.12);border-radius:4px;padding:1px 7px;font-size:11px;color:var(--text3);font-family:monospace}
.nav-links{display:flex;align-items:center;gap:2px;flex-shrink:0}
.nav-item{position:relative}
.nav-btn{display:flex;align-items:center;gap:5px;background:none;border:none;color:var(--text2);font-size:14px;font-weight:500;padding:7px 13px;border-radius:var(--radius-sm);transition:all .15s;white-space:nowrap}
.nav-btn:hover{color:var(--text);background:rgba(31,59,45,.05)}
.chevron{transition:transform .2s}
.dropdown-menu{
  position:absolute;top:calc(100% + 10px);left:50%;
  transform:translateX(-50%) translateY(-6px);
  background:#fff;border:1px solid var(--border2);
  border-radius:var(--radius);padding:8px;min-width:230px;
  box-shadow:0 12px 40px rgba(40,70,45,.12);
  opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;display:flex;
}
.nav-item:hover .dropdown-menu,.nav-item:focus-within .dropdown-menu{opacity:1;pointer-events:all;transform:translateX(-50%) translateY(0)}
.nav-item:hover .chevron{transform:rotate(180deg)}
.dropdown-section{flex:1;padding:4px}
.dropdown-section+.dropdown-section{border-left:1px solid var(--border);margin-left:4px;padding-left:8px}
.dropdown-label{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text3);padding:4px 8px 8px}
.dropdown-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text2);font-size:13.5px;transition:all .12s}
.dropdown-item:hover{background:#eef6ec;color:var(--green-d)}
.di-icon{font-size:14px;width:18px;text-align:center}
.nav-right{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:auto}

/* ── BUTTONS ─────────────────────────────────────────── */
.btn-primary{
  background:linear-gradient(135deg,#4aab61,#2f8347);
  color:#fff;border:none;border-radius:10px;
  padding:10px 24px;font-weight:700;font-size:14px;
  transition:all .15s;box-shadow:0 5px 16px rgba(47,131,71,.3);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(47,131,71,.42)}
.btn-secondary{
  background:rgba(67,160,90,.08);border:1px solid rgba(67,160,90,.22);
  color:var(--green-d);border-radius:10px;padding:9px 20px;font-size:14px;font-weight:600;transition:all .15s;
}
.btn-secondary:hover{background:rgba(67,160,90,.14)}
.btn-lg{padding:13px 32px;font-size:15.5px;border-radius:12px}

/* ── HERO ────────────────────────────────────────────── */
.hero{
  position:relative;
  background:
    radial-gradient(900px 520px at 50% 26%, #e7f4e4 0%, rgba(231,244,228,0) 70%),
    linear-gradient(170deg,#eef5ec 0%,#f3f8f1 52%,#ffffff 100%);
  padding:96px 24px 84px;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 65% 55% at 50% 48%,rgba(67,160,90,.1) 0%,transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:'';position:absolute;inset:0;
  background-image:radial-gradient(circle,rgba(67,160,90,.06) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;
}
.hero-content{position:relative;z-index:1;text-align:center;max-width:740px}
.hero-badge{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(67,160,90,.09);border:1px solid rgba(67,160,90,.24);
  color:var(--green-d);border-radius:100px;padding:6px 18px;
  font-size:13px;font-weight:700;margin-bottom:28px;letter-spacing:.02em;
}
.hero h1{
  font-family:var(--font-head);
  font-size:clamp(32px,5vw,72px);
  font-weight:800;line-height:1.04;margin-bottom:36px;
  color:var(--text);white-space:nowrap;letter-spacing:-.02em;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#7cc24a 0%,#43a05a 46%,#1f5e34 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-actions{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:50px}
.hero-search{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.72);
  border:1px solid var(--line);
  border-radius:12px;padding:0 18px;height:50px;width:300px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:all .2s;box-shadow:var(--shadow);
}
.hero-search:focus-within{
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(67,160,90,.1);
}
.hero-search svg{color:var(--text3);flex-shrink:0}
.hero-search input{background:none;border:none;outline:none;color:var(--text);font-size:14px;width:100%;font-family:inherit}
.hero-search input::placeholder{color:var(--text3)}

/* HERO STATS — 일렬, 숫자만 그린 */
.hero-stats{display:flex;align-items:center;justify-content:center;gap:0}
.stat{display:flex;align-items:center;gap:10px;padding:0 32px}
.stat-n{font-family:var(--font-head);font-size:28px;font-weight:800;color:var(--green-d)}
.stat-l{font-size:14px;color:var(--text2);font-weight:500}
.stat-div{width:1px;height:32px;background:var(--line)}

/* ── BROWSE ──────────────────────────────────────────── */
.section-browse{
  background:transparent;
  padding:34px 28px 40px;
}
.section-browse .inner{max-width:1500px;margin:0 auto}
.section-browse .section-title{
  font-family:var(--font-head);font-size:20px;font-weight:800;
  color:var(--text);margin-bottom:3px;
}
.section-browse .section-sub{font-size:13px;color:var(--text2);margin-bottom:20px}

.categories-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
@media(max-width:1100px){.categories-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.categories-grid{grid-template-columns:repeat(2,1fr)}}
.cat-card{
  border-radius:16px;padding:24px 12px 20px;
  text-align:center;transition:transform .2s,box-shadow .2s;cursor:pointer;
  border:1px solid rgba(255,255,255,.55);position:relative;overflow:hidden;
  background:var(--card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
}
.cat-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(40,70,45,.1)}
.cat-icon{width:54px;height:54px;margin:0 auto 12px;border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:26px}
.cat-card[data-filter="nlp"]        .cat-icon{background:rgba(67,160,90,.12)}
.cat-card[data-filter="imaging"]    .cat-icon{background:rgba(47,143,106,.13)}
.cat-card[data-filter="genomics"]   .cat-icon{background:rgba(107,155,79,.14)}
.cat-card[data-filter="drug"]       .cat-icon{background:rgba(138,120,198,.14)}
.cat-card[data-filter="multimodal"] .cat-icon{background:rgba(79,144,201,.13)}
.cat-card[data-filter="all"]        .cat-icon{background:rgba(46,125,70,.13)}
.cat-card h3{font-family:var(--font-head);font-size:15px;font-weight:800;margin-bottom:4px;color:var(--text)}
.cat-card p{font-size:11.5px;color:var(--text2)}

/* ── TRANSITION BAND ─────────────────────────────────── */
.section-transition{
  height:12px;
  background:transparent;
}

/* ── MODELS SECTION ──────────────────────────────────── */
.section{max-width:1500px;margin:0 auto;padding:34px 28px 64px}
.section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.section-title{font-family:var(--font-head);font-size:24px;font-weight:800;margin-bottom:5px;color:var(--text)}
.section-sub{color:var(--text2);font-size:13.5px}

/* ── MODEL CARDS GRID ────────────────────────────────── */
.models-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-bottom:28px}
@media(max-width:1400px){.models-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:1100px){.models-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:780px){.models-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.models-grid{grid-template-columns:1fr}}

/* ── MODEL CARD — 프로스트 화이트 + 그린 accent ───────── */
.mcard{
  background:rgba(255,255,255,.7);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s,box-shadow .22s,border-color .2s;
  box-shadow:var(--shadow);
}
.mcard:hover{
  transform:translateY(-5px);
  border-color:rgba(67,160,90,.3);
  box-shadow:0 16px 42px rgba(40,70,45,.12);
}
.mcard-visual{width:100%;aspect-ratio:16/9;overflow:hidden;display:block;flex-shrink:0;border-bottom:1px solid var(--border)}
.mcard-visual svg{width:100%;height:100%;display:block}
.mcard-body{padding:15px;display:flex;flex-direction:column;gap:9px;flex:1}
.mcard-header{display:flex;align-items:center;gap:9px}
.mcard-logo{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:11px;font-family:var(--font-head);border:1.5px solid;flex-shrink:0}
.mcard-meta{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}
.mcard-org{font-size:10px;font-weight:700;padding:2px 8px;border-radius:5px;width:fit-content}
.mcard-size{font-size:10px;color:var(--text3)}
.mcard-badges{display:flex;flex-direction:column;gap:3px;align-items:flex-end;flex-shrink:0}
.mbadge{font-size:9.5px;font-weight:600;padding:2px 7px;border-radius:10px;white-space:nowrap}
.mbadge-free{background:rgba(67,160,90,.1);color:var(--green-d);border:1px solid rgba(67,160,90,.22)}
.mbadge-src{background:rgba(47,143,106,.08);color:#2f8f6a;border:1px solid rgba(47,143,106,.2)}

/* 카드 이름·설명 */
.mcard-name{font-family:var(--font-head);font-size:14px;font-weight:800;line-height:1.3;color:var(--text)}
.mcard-desc{font-size:11.5px;color:var(--text2);line-height:1.55;flex:1}
.mcard-tags{display:flex;flex-wrap:wrap;gap:4px}
.tag{background:#eef6ec;border:1px solid #dde9d8;color:var(--text3);border-radius:5px;padding:2px 8px;font-size:10px;font-weight:500}
.mcard-stats{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--text3);padding-top:9px;border-top:1px solid var(--border);flex-wrap:wrap}
.mcard-license{margin-left:auto;background:#eef6ec;border:1px solid #dde9d8;border-radius:4px;padding:0 7px;font-size:9.5px;color:var(--text3)}

/* 다운로드 버튼 — 그린 */
.mcard-actions{display:flex;gap:7px}
.btn-dl-pri{
  flex:1;display:flex;align-items:center;justify-content:center;gap:5px;
  background:linear-gradient(135deg,#4aab61,#2f8347);
  color:#fff;border:none;border-radius:8px;
  padding:8px 10px;font-size:12px;font-weight:700;
  transition:all .15s;box-shadow:0 3px 10px rgba(47,131,71,.26);
}
.btn-dl-pri:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(47,131,71,.36)}
.btn-dl-sec{
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--border2);
  color:var(--text2);border-radius:8px;
  padding:8px 10px;font-size:12px;font-weight:600;
  transition:all .15s;white-space:nowrap;
}
.btn-dl-sec:hover{border-color:var(--green);color:var(--green-d)}

/* ── SOURCE NOTICE ───────────────────────────────────── */
.source-notice{
  display:flex;align-items:flex-start;gap:10px;
  background:rgba(67,160,90,.05);border:1px solid rgba(67,160,90,.14);
  border-radius:var(--radius);padding:14px 20px;
  color:var(--text2);font-size:12.5px;line-height:1.6;
}
.source-notice svg{flex-shrink:0;margin-top:2px;color:var(--green-d)}

/* ── FOOTER ──────────────────────────────────────────── */
.footer{background:transparent;border-top:1px solid var(--border);padding:52px 28px 28px}
.footer-inner{max-width:1500px;margin:0 auto;display:flex;gap:56px;flex-wrap:wrap;margin-bottom:36px}
.footer-brand{flex:1;min-width:200px}
.footer-brand p{color:var(--text3);font-size:13px;margin-top:12px;max-width:280px;line-height:1.7}
.footer-links{display:flex;gap:48px;flex-wrap:wrap}
.footer-col h4{font-family:var(--font-head);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text3);margin-bottom:14px}
.footer-col a{display:block;color:var(--text2);font-size:13.5px;margin-bottom:9px;transition:color .15s}
.footer-col a:hover{color:var(--green-d)}
.footer-bottom{max-width:1500px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-top:22px;border-top:1px solid var(--border);color:var(--text3);font-size:13px}
.social-links{display:flex;gap:18px}
.social-links a{color:var(--text3);transition:color .15s}
.social-links a:hover{color:var(--green-d)}

/* ── NAV: Open Market link ───────────────────────────── */
.nav-btn.nav-market{color:var(--green-d);font-weight:700}
.nav-btn.nav-market:hover{background:rgba(67,160,90,.1);color:var(--green-dd)}

/* ── OPEN MARKET CTA BANNER ──────────────────────────── */
.market-cta{padding:34px 28px 10px}
.market-inner{
  max-width:1500px;margin:0 auto;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#2e7d46 0%,#43a05a 55%,#1f5e34 100%);
  border-radius:24px;padding:40px 46px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 20px 50px rgba(33,94,52,.22);
}
.market-inner::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 90% 16%,rgba(255,255,255,.14),transparent 46%),
    radial-gradient(circle,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:auto,26px 26px;
}
.market-text{position:relative;z-index:1;flex:0 1 560px;min-width:0}
.market-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.32);color:#eafff0;font-size:12px;font-weight:700;
  padding:5px 14px;border-radius:999px;letter-spacing:.03em;margin-bottom:16px}
.market-text h2{font-family:var(--font-head);font-size:clamp(22px,2.5vw,31px);font-weight:800;
  line-height:1.26;margin-bottom:12px;color:#fff;letter-spacing:-.01em}
.market-text>p{font-size:14px;line-height:1.65;color:rgba(255,255,255,.9);max-width:560px;margin-bottom:22px}
.market-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.btn-market-pri{background:#fff;color:var(--green-dd);font-weight:700;font-size:14px;
  padding:12px 24px;border-radius:11px;box-shadow:0 8px 20px rgba(0,0,0,.16);transition:transform .15s}
.btn-market-pri:hover{transform:translateY(-2px)}
.btn-market-sec{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.42);color:#fff;
  font-weight:600;font-size:14px;padding:12px 22px;border-radius:11px;transition:background .15s}
.btn-market-sec:hover{background:rgba(255,255,255,.2)}
.market-feats{display:flex;gap:28px;flex-wrap:wrap}
.mfeat{display:flex;align-items:center;gap:10px}
.mfeat-ic{width:38px;height:38px;border-radius:11px;background:rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;font-size:18px;flex:none}
.mfeat b{display:block;font-size:13px;font-weight:700;color:#fff}
.mfeat span{font-size:11.5px;color:rgba(255,255,255,.82)}
/* right visual: scattered / overlapping mock model cards */
.market-visual{position:relative;z-index:1;flex:none;width:600px;height:268px}
.mvcard{position:absolute;width:226px;background:#fff;border-radius:12px;padding:11px 13px;
  box-shadow:0 12px 30px rgba(15,45,25,.24);transition:box-shadow .18s, transform .18s}
.mvcard:nth-child(1){left:2px;  top:16px;  transform:rotate(-6deg); z-index:2}
.mvcard:nth-child(2){left:192px;top:0;     transform:rotate(3deg);  z-index:4}
.mvcard:nth-child(3){left:372px;top:26px;  transform:rotate(-3deg); z-index:3}
.mvcard:nth-child(4){left:22px; top:128px; transform:rotate(5deg);  z-index:3}
.mvcard:nth-child(5){left:206px;top:156px; transform:rotate(-5deg); z-index:5}
.mvcard:nth-child(6){left:374px;top:138px; transform:rotate(6deg);  z-index:2}
.mvcard:hover{box-shadow:0 20px 44px rgba(15,45,25,.34);z-index:9}
.mvc-row{display:flex;align-items:center;gap:9px}
.mvc-logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(150deg,#2e7d46,#4aab61);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12.5px;flex:none}
.mvc-id{flex:1;min-width:0}
.mvc-id b{display:block;font-size:12.5px;color:var(--text);font-weight:800;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mvc-id span{font-size:10.5px;color:var(--text3)}
.mvc-price{font-size:12.5px;font-weight:800;color:var(--green-d);white-space:nowrap}
.mvc-wave{display:block;width:100%;height:18px;margin:8px 0 6px}
.mvc-meta{display:flex;gap:9px;flex-wrap:wrap;font-size:10.5px;color:var(--text3)}
.mvc-meta .star{color:var(--green);font-weight:700}
@media(max-width:1040px){
  .market-inner{flex-direction:column;align-items:flex-start;gap:28px;padding:32px 28px}
  .market-text{flex:1 1 auto}
  /* 모바일: 카드를 세로로 쌓지 않고 가로 스크롤 한 줄로 (배너 세로길이 축소) */
  .market-visual{position:static;width:100%;height:auto;display:flex;flex-wrap:nowrap;gap:12px;
    overflow-x:auto;padding-bottom:8px;-webkit-overflow-scrolling:touch}
  .mvcard{position:static;transform:none!important;flex:0 0 210px;width:210px;max-width:none}
}

/* ── MOBILE: 네비게이션 바 / 히어로 (오버플로우 방지) ───── */
@media(max-width:820px){
  html{ overflow-x:clip; }                 /* 가로 오버플로우로 우측 버튼 밀리는 것 방지 */
  /* 좁은 화면에선 검색·메뉴(호버 드롭다운)를 숨기고 로고+로그인/가입만 표시 */
  .nav-search{ display:none; }
  .nav-links{ display:none; }
  .nav-inner{ gap:10px; padding:0 14px; }
}
@media(max-width:560px){
  .hero{ padding:72px 18px 56px; }
  .hero h1{ white-space:normal; }          /* 'Pioneer your Life' 줄바꿈 허용 */
  .hero-stats{ flex-wrap:wrap; gap:4px 0; }
  .stat{ padding:0 12px; }
  .stat-n{ font-size:23px; }
  .logo{ font-size:17px; }
  .nav-right{ gap:6px; }
  .nav-right .btn-secondary{ padding:7px 11px; font-size:13px; }
  .nav-right .btn-primary{ padding:7px 13px; font-size:13px; }
  .section{ padding:28px 16px 48px; }
  .section-browse{ padding:26px 16px 34px; }
}
@media(max-width:430px){
  .nav-right .btn-secondary{ display:none; }   /* 초소형: 보조 버튼 숨기고 기본 버튼만 */
}