/* ============================================================
   ROOT / RESET
   ============================================================ */
:root{
  --navy:#10243e;
  --navy2:#17395f;
  --blue:#2f6fae;
  --sky:#eaf3fb;
  --text:#17202a;
  --muted:#687585;
  --line:#dfe5eb;
  --bg:#f7f9fb;
  --white:#fff;
  --shadow:0 12px 35px rgba(16,36,62,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,"Noto Sans KR","Malgun Gothic",sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.65;
}
a{text-decoration:none;color:inherit}
button{font:inherit}
img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 40px));margin:auto}

/* ============================================================
   HEADER / NAV
   ============================================================ */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.7px;color:var(--navy);white-space:nowrap}
.logo span{display:block;font-size:10px;letter-spacing:1.8px;color:var(--blue);font-weight:700;margin-top:-3px}
header nav{display:flex;gap:24px;align-items:center}
header nav a{font-size:14px;font-weight:700;color:#455363;position:relative}
header nav a:hover{color:var(--blue)}
header nav a.active{color:var(--blue)}
header nav a.active:after{content:"";position:absolute;left:0;right:0;bottom:-26px;height:2px;background:var(--blue)}
.menu-btn{display:none;border:0;background:none;font-size:25px;color:var(--navy);cursor:pointer}

/* ============================================================
   PAGE HERO (하위 페이지 공통)
   ============================================================ */
.page-hero{background:linear-gradient(135deg,#f7fafc 0%,#edf5fb 55%,#e6f0f8 100%);padding:70px 0 60px;border-bottom:1px solid var(--line)}
.page-hero .eyebrow{font-size:11px;letter-spacing:2px;color:var(--blue);font-weight:900;margin-bottom:10px}
.page-hero h1{font-size:clamp(32px,4vw,48px);line-height:1.15;letter-spacing:-2px;margin:0 0 14px;color:var(--navy)}
.page-hero p{font-size:15px;color:var(--muted);max-width:680px;margin:0}
.crumb{font-size:12px;color:#98a4b1;margin-bottom:14px}
.crumb a{color:#98a4b1}
.crumb a:hover{color:var(--blue)}

/* ============================================================
   SECTIONS 공통
   ============================================================ */
section{padding:88px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:34px}
.eyebrow{font-size:11px;letter-spacing:2px;color:var(--blue);font-weight:900;margin-bottom:7px}
h2.section-title{font-size:34px;line-height:1.2;letter-spacing:-1.7px;margin:0;color:var(--navy)}
.section-desc{color:var(--muted);font-size:14px;margin:7px 0 0}
.text-link{font-size:13px;font-weight:800;color:var(--blue);white-space:nowrap}

/* ============================================================
   HOME HERO (좌측 텍스트 + 우측 카드)
   ============================================================ */
.hero{
  background:linear-gradient(135deg,#f7fafc 0%,#edf5fb 55%,#e6f0f8 100%);
  padding:105px 0 92px;
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:2px;margin-bottom:18px}
.kicker:before{content:"";width:30px;height:1px;background:var(--blue)}
h1.hero-title{font-size:clamp(30px,5.3vw,40px);line-height:1.12;letter-spacing:-3.5px;margin:0 0 24px;color:var(--navy)}
.hero p{font-size:18px;color:var(--muted);max-width:610px;margin:0 0 34px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;justify-content:center;align-items:center;padding:14px 22px;border-radius:10px;font-size:14px;font-weight:800;transition:.2s;border:0;cursor:pointer}
.btn.primary{background:var(--navy);color:#fff}
.btn.primary:hover{background:var(--navy2);transform:translateY(-1px)}
.btn.secondary{border:1px solid #cbd6e0;background:#fff;color:var(--navy)}
.btn.secondary:hover{border-color:var(--blue);color:var(--blue)}

/* ============================================================
   HERO CARD — FIELD ENGINEERING
   (기존 hero-card 규칙을 하나로 통합)
   ============================================================ */
.hero-card{
  position:relative;
  min-height:300px;
  padding:34px 34px 30px;
  background:linear-gradient(160deg,#0f2744 0%,#0a1c33 55%,#071426 100%);
  border-radius:28px;
  color:#fff;
  box-shadow:0 30px 70px rgba(16,36,62,.35);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  justify-content:center;     /* 텍스트 세로 중앙 */
  isolation:isolate;
}
.hero-card::after{
  content:"";
  position:absolute;
  width:290px;height:290px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:50%;
  right:-80px;top:-70px;
  pointer-events:none;
  z-index:0;
}

/* 텍스트 블록 — 일러스트 자리 확보 */
.hero-card-text{
  position:relative;
  z-index:3;
  max-width:66%;
}

/* 라벨 */
.hero-card .label{
  display:inline-block;
  font-family:'Inter','Noto Sans KR',sans-serif;
  font-size:10px;
  font-weight:800;
  letter-spacing:.28em;
  color:#7fb6ff;
  text-transform:uppercase;
  opacity:.9;
  margin-bottom:14px;
}

/* 헤드라인 */
.hero-card h2{
  font-family:'Noto Sans KR',sans-serif;
  font-size:17px;
  font-weight:700;
  line-height:1.65;
  letter-spacing:-.3px;
  color:#ffffff;                /* 톤다운 흰색 */
  margin:0;
  max-width:none;
}
.hero-card h2 strong{
  color:#ffffff;                /* 첫 줄 순백 */
  font-weight:800;
}
.hero-card h2 em{
  font-style:normal;
  color:#bed8fc;                /* 핵심 키워드 파랑 */
  font-weight:800;
}

/* 엔지니어 일러스트 */
.hero-engineer{
  position:absolute;
  right:-24px;
  bottom:-16px;
  width:min(46%, 180px);
  height:auto;
  z-index:1;
  pointer-events:none;
  user-select:none;
  opacity:.9;
  filter:drop-shadow(0 12px 24px rgba(0,0,0,.4));
}

/* ============================================================
   QUICK ACCESS (Home)
   ============================================================ */
.quick{padding:0;margin-top:-50px;margin-bottom:80px;position:relative;z-index:10}
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.quick-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 24px;box-shadow:0 10px 30px rgba(16,36,62,.08);transition:.22s;display:block}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b5ccdf}
.quick-card .no{font-size:10px;letter-spacing:2px;color:var(--blue);font-weight:900;margin-bottom:10px}
.quick-card h3{font-size:19px;color:var(--navy);letter-spacing:-.7px;margin:0 0 8px}
.quick-card p{font-size:13px;color:var(--muted);margin:0 0 16px}
.quick-card .go{font-size:12px;color:var(--blue);font-weight:900}

/* ============================================================
   CARDS
   ============================================================ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:0 4px 15px rgba(16,36,62,.03);transition:.22s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.icon{width:48px;height:48px;border-radius:12px;background:var(--sky);color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:900;margin-bottom:22px}
.card h3{font-size:18px;letter-spacing:-.7px;margin:0 0 9px;color:var(--navy)}
.card p{font-size:13px;color:var(--muted);margin:0 0 20px}
.card .go{font-size:12px;color:var(--blue);font-weight:800}

/* ============================================================
   TECH GRID
   ============================================================ */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tech-item{border:1px solid var(--line);border-radius:13px;padding:22px 18px;background:#fff;font-weight:800;font-size:14px;transition:.2s;display:block}
.tech-item span{display:block;font-size:10px;color:#9aa6b2;letter-spacing:1px;margin-bottom:7px}
.tech-item:hover{border-color:#9dbbd4;box-shadow:var(--shadow);color:var(--blue)}

/* ============================================================
   MAGAZINE
   ============================================================ */
.magazine{background:var(--navy);color:#fff}
.magazine .eyebrow{color:#9ec5e7}
.magazine h2.section-title{color:#fff}
.magazine .section-desc{color:#b5c2cf}
.mag-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:stretch}
.mag-cover{min-height:370px;border-radius:22px;padding:32px;background:linear-gradient(145deg,#1c466f,#0d2036);border:1px solid rgba(255,255,255,.13);position:relative;overflow:hidden}
.mag-cover:after{content:"HVAC";position:absolute;right:-18px;bottom:-35px;font-size:140px;font-weight:900;color:rgba(255,255,255,.04)}
.issue{font-size:11px;letter-spacing:2px;color:#9ec5e7;font-weight:800}
.mag-cover h3{font-size:38px;line-height:1.12;letter-spacing:-2px;margin:30px 0 10px}
.mag-cover p{color:#b9c9d8;font-size:14px}
.mag-list{display:grid;gap:12px}
.mag-row{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:21px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.mag-row strong{font-size:15px}
.mag-row small{color:#9eabb8}

/* ============================================================
   BOOK
   ============================================================ */
.book{background:#f5f7f9}
.book-grid{display:grid;grid-template-columns:320px 1fr;gap:55px;align-items:center}
.book-cover{aspect-ratio:3/4;background:linear-gradient(145deg,#172c46,#345c80);border-radius:7px 14px 14px 7px;box-shadow:25px 25px 45px rgba(16,36,62,.17);padding:32px;color:#fff;position:relative;overflow:hidden}
.book-cover:before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:#9db9d0}
.book-cover .small{font-size:10px;letter-spacing:2px;color:#bcd2e5}
.book-cover h3{font-size:31px;line-height:1.28;letter-spacing:-2px;margin:62px 0 15px}
.book-cover p{font-size:11px;color:#c5d2de}
.book-copy h2{font-size:34px;line-height:1.25;letter-spacing:-1.8px;margin:0 0 16px;color:var(--navy)}
.book-copy p{color:var(--muted);font-size:15px;max-width:650px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0 28px}
.tag{padding:7px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:11px;font-weight:800;color:#596777}

/* ============================================================
   CAFE BLOCKS
   ============================================================ */
.cafe-duo{padding:0;margin-top:20px;margin-bottom:80px}
.cafe-duo-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cafe-block{border-radius:22px;padding:40px;display:flex;justify-content:space-between;align-items:center;gap:30px;color:#fff;transition:.22s}
.cafe-block:hover{transform:translateY(-3px);box-shadow:0 20px 45px rgba(16,36,62,.2)}
.cafe-block.tech{background:linear-gradient(120deg,#10243e,#1c466f)}
.cafe-block.consumer{background:linear-gradient(120deg,#2f6fae,#4a8bc9)}
.cafe-block h3{font-size:24px;letter-spacing:-1px;margin:0 0 8px;color:#fff}
.cafe-block p{margin:0;color:#c7d7e6;font-size:13px}
.cafe-block .cafe-go{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:12px;font-weight:900;color:#fff;padding:9px 16px;background:rgba(255,255,255,.12);border-radius:999px;white-space:nowrap}
.cafe-block.consumer .cafe-go{background:rgba(255,255,255,.22)}

/* ============================================================
   CONSUMER
   ============================================================ */
.consumer{background:#fff}
.consumer-hero{
  display:grid;grid-template-columns:1.25fr .75fr;gap:35px;align-items:center;
  padding:38px 42px;margin-bottom:20px;border-radius:22px;
  background:linear-gradient(120deg,#f1f7fc,#f8fafc);
  border:1px solid #dce7f0;
}
.consumer-badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#e3eff9;color:#2f6fae;font-size:10px;font-weight:900;letter-spacing:1.5px}
.consumer-hero h3{font-size:32px;line-height:1.25;letter-spacing:-1.7px;color:var(--navy);margin:17px 0 10px}
.consumer-hero p{font-size:14px;color:var(--muted);max-width:650px;margin:0}
.consumer-check{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.consumer-check div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:17px}
.consumer-check b{display:block;color:#2f6fae;font-size:11px;letter-spacing:1px;margin-bottom:4px}
.consumer-check span{font-size:13px;font-weight:800;color:var(--navy)}
.consumer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.consumer-card{display:block;border:1px solid var(--line);border-radius:17px;padding:25px;background:#fff;transition:.2s}
.consumer-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#b5ccdf}
.consumer-icon{width:40px;height:40px;border-radius:10px;background:#eef5fa;color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:900;margin-bottom:18px}
.consumer-card h3{font-size:17px;color:var(--navy);letter-spacing:-.6px;margin:0 0 8px}
.consumer-card p{font-size:12.5px;color:var(--muted);margin:0 0 18px}
.consumer-card span{font-size:11px;color:var(--blue);font-weight:900}
.consumer-cafe{
  margin-top:22px;padding:28px 32px;border-radius:16px;
  background:linear-gradient(120deg,#2f6fae,#4a8bc9);color:#fff;
  display:flex;justify-content:space-between;align-items:center;gap:24px;
}
.consumer-cafe strong{display:block;font-size:18px;letter-spacing:-.6px;margin-bottom:5px}
.consumer-cafe small{font-size:12.5px;color:#dbe7f3}
.consumer-cafe a{background:rgba(255,255,255,.18);padding:10px 18px;border-radius:10px;font-size:12px;font-weight:900;white-space:nowrap}
.consumer-cafe a:hover{background:rgba(255,255,255,.28)}

/* ============================================================
   RELATED LINKS
   ============================================================ */
.related{background:var(--bg)}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.related-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;transition:.22s;display:block}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#b5ccdf}
.related-card .tagline{font-size:10px;letter-spacing:2px;color:var(--blue);font-weight:900;margin-bottom:12px}
.related-card h3{font-size:20px;color:var(--navy);letter-spacing:-.8px;margin:0 0 8px}
.related-card p{font-size:13px;color:var(--muted);margin:0 0 18px}
.related-card .go{font-size:12px;color:var(--blue);font-weight:900}

/* ============================================================
   ABOUT
   ============================================================ */
.about{padding-top:20px;padding-bottom:80px}
.about p{color:var(--muted);font-size:15px;margin-top:18px}


/* ============================================================
   FOOTER — 심플 + 정보 추가
   ============================================================ */
footer{
  background:#0b1b2e;
  color:#aebbc8;
  padding:52px 0 32px;
  margin-top:0;
}

/* ---------- 상단: 로고 + 메뉴 ---------- */
.footer-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:40px;
  padding-bottom:32px;
  border-bottom:1px solid rgba(255,255,255,.08);
  flex-wrap:wrap;
}

.footer-brand{
  font-size:17px;
  font-weight:800;
  color:#fff;
  letter-spacing:-.5px;
  line-height:1.35;
  white-space:nowrap;
}
.footer-brand small{
  display:block;
  font-size:10px;
  letter-spacing:.2em;
  color:#5b9cff;
  font-weight:700;
  margin-top:6px;
  text-transform:uppercase;
}

.footer-nav{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
  align-items:center;
  padding-top:4px;
}
.footer-nav a{
  font-size:12.5px;
  font-weight:700;
  color:#aebbc8;
  letter-spacing:.01em;
  transition:.15s;
  position:relative;
}
.footer-nav a:hover{
  color:#fff;
}

/* ---------- 회사 정보 ---------- */
.footer-info{
  padding:13px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
  font-size:12.5px;
  line-height:1.9;
  color:#8fa0b4;
}
.footer-info p{
  margin:0 0 4px;
}
.footer-info p:last-child{
  margin-bottom:0;
}
.footer-info a{
  color:#aebbc8;
  transition:.15s;
}
.footer-info a:hover{
  color:#5b9cff;
}
.footer-info .sep{
  color:rgba(255,255,255,.15);
  margin:0 8px;
}

/* ---------- 하단: 법적 링크 + 저작권 ---------- */
.footer-bottom{
  padding-top:24px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  flex-wrap:wrap;
}

.footer-links{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
}
.footer-links a{
  font-size:12px;
  color:#8fa0b4;
  transition:.15s;
}
.footer-links a:hover{
  color:#fff;
}
.footer-links a.strong{
  color:#e8eef6;
  font-weight:700;
}

.footer-copy{
  font-size:11.5px;
  color:#6c7d92;
  letter-spacing:.02em;
  margin:0;
}

/* ---------- 반응형 ---------- */
@media(max-width:900px){
  .footer-top{
    flex-direction:column;
    gap:22px;
  }
  .footer-nav{
    padding-top:0;
  }
}

@media(max-width:620px){
  footer{
    padding:40px 0 26px;
  }
  .footer-top{
    padding-bottom:26px;
    gap:18px;
  }
  .footer-brand{
    font-size:15.5px;
  }
  .footer-nav{
    gap:16px;
  }
  .footer-nav a{
    font-size:12px;
  }
  .footer-info{
    padding:22px 0;
    font-size:11.5px;
    line-height:1.85;
  }
  .footer-info .sep{
    display:none;
  }
  .footer-info p{
    margin-bottom:8px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
    padding-top:20px;
  }
  .footer-links{
    gap:14px;
  }
  .footer-links a{
    font-size:11.5px;
  }
}


/* ============================================================
   CALCULATOR MODAL
   ============================================================ */
.calc-modal{
  position:fixed;inset:0;z-index:9999;
  display:none;align-items:center;justify-content:center;
}
.calc-modal.open{display:flex}
.calc-modal-backdrop{
  position:absolute;inset:0;background:rgba(16,36,62,.55);
  backdrop-filter:blur(4px);
}
.calc-modal-panel{
  position:relative;width:min(1200px,94vw);height:min(860px,92vh);
  background:#fff;border-radius:18px;overflow:hidden;
  box-shadow:0 40px 80px rgba(16,36,62,.35);
  display:flex;flex-direction:column;
}
.calc-modal-head{
  height:56px;flex:0 0 56px;padding:0 14px 0 20px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#10243e;color:#fff;
}
.calc-modal-title{font-size:14px;font-weight:800;letter-spacing:-.3px}
.calc-modal-actions{display:flex;align-items:center;gap:8px}
.calc-modal-btn{
  font-size:12px;font-weight:800;padding:8px 12px;border-radius:8px;
  background:rgba(255,255,255,.14);color:#fff;border:0;cursor:pointer;transition:.2s;
}
.calc-modal-btn:hover{background:rgba(255,255,255,.26)}
.calc-modal-btn.ghost{background:transparent;font-size:16px;padding:6px 10px}
.calc-modal-btn.ghost:hover{background:rgba(255,255,255,.18)}
.calc-modal-body{flex:1;position:relative;background:#f7f9fb}
.calc-modal-body iframe{width:100%;height:100%;border:0;display:block}

/* ============================================================
   LINK BUTTON GRID (커뮤니티 + 협력업체)
   ============================================================ */
.link-btn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.link-btn{
  display:flex;flex-direction:column;justify-content:space-between;
  min-height:180px;padding:26px 24px;
  border-radius:18px;background:#fff;border:1px solid var(--line);
  transition:.22s;position:relative;overflow:hidden;
}
.link-btn:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#b5ccdf}
.link-btn-tag{font-size:10px;font-weight:900;letter-spacing:1.8px;color:var(--blue);margin-bottom:16px}
.link-btn-title{font-size:20px;font-weight:800;letter-spacing:-.8px;color:var(--navy);margin-bottom:8px}
.link-btn-desc{font-size:13px;color:var(--muted);line-height:1.55;margin-bottom:18px;flex:1}
.link-btn-go{font-size:12px;font-weight:900;color:var(--blue);align-self:flex-start}
.link-btn.tech     { background:linear-gradient(160deg,#fff,#eef5fb); }
.link-btn.consumer { background:linear-gradient(160deg,#fff,#eaf3fb); }
.link-btn.blog     { background:linear-gradient(160deg,#fff,#f3f6f9); }
.link-btn.partner  { background:#fff;border-color:#e5eaef; }
.link-btn.partner .link-btn-tag{
  color:#7b8793;background:#f2f5f8;
  padding:4px 10px;border-radius:999px;
  display:inline-block;letter-spacing:1.2px;
}

/* 협력업체 등록 안내 */
.partner-notice{
  margin-top:26px;padding:26px 30px;border-radius:16px;
  background:linear-gradient(120deg,#eaf3fb,#f8fafc);
  border:1px solid #dce7f0;
  display:flex;justify-content:space-between;align-items:center;gap:24px;
}
.partner-notice strong{display:block;font-size:16px;color:var(--navy);letter-spacing:-.5px;margin-bottom:6px}
.partner-notice p{font-size:12.5px;color:var(--muted);margin:0}
.partner-notice a{
  background:var(--navy);color:#fff;padding:11px 18px;
  border-radius:10px;font-size:12px;font-weight:900;
  white-space:nowrap;transition:.2s;
}
.partner-notice a:hover{background:var(--navy2)}

.partner-cta{
  background:var(--navy);color:#fff;
  padding:11px 18px;border-radius:10px;
  font-size:12px;font-weight:900;white-space:nowrap;
  border:0;cursor:pointer;transition:.2s;
  font-family:inherit;
}
.partner-cta:hover{background:var(--navy2);transform:translateY(-1px);}

/* ============================================================
   BOOK — 액션 버튼 (책 소개 + 구매 드롭다운)
   ============================================================ */
.book-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  margin-top:4px;
}
.book-actions .btn.primary{
  padding:14px 24px;
}

/* ── 구매 버튼 ─────────────────────────── */
.buy-dropdown{
  position:relative;
  display:inline-block;
}
.buy-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 22px;
  border-radius:10px;
  background:var(--blue);
  color:#fff;
  font-size:14px;
  font-weight:800;
  font-family:inherit;
  border:0;
  cursor:pointer;
  transition:.2s;
  white-space:nowrap;
}
.buy-btn:hover{
  background:#245a92;
  transform:translateY(-1px);
  box-shadow:0 10px 22px -10px rgba(47,111,174,.55);
}
.buy-btn .caret{
  transition:transform .2s;
  margin-left:2px;
}
.buy-dropdown.open .buy-btn{background:#245a92;}
.buy-dropdown.open .buy-btn .caret{transform:rotate(180deg);}

/* ── 드롭다운 메뉴 ─────────────────────── */
.buy-menu{
  position:absolute;
  top:calc(100% + 10px);
  left:0;
  min-width:220px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:0 24px 48px -16px rgba(16,36,62,.28);
  padding:6px;
  display:none;
  z-index:50;
  animation:buyMenuIn .18s ease;
}
.buy-dropdown.open .buy-menu{display:block;}
@keyframes buyMenuIn{
  from{opacity:0;transform:translateY(-6px);}
  to{opacity:1;transform:translateY(0);}
}
.buy-menu a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:11px 14px;
  border-radius:9px;
  font-size:13.5px;
  font-weight:700;
  color:var(--navy);
  transition:.15s;
}
.buy-menu a:hover{
  background:var(--sky);
  color:var(--blue);
}
.buy-menu a .buy-arrow{
  font-size:12px;
  opacity:.4;
  transition:.15s;
}
.buy-menu a:hover .buy-arrow{
  opacity:1;
  transform:translate(2px,-2px);
}

/* ── 반응형 ───────────────────────────── */
@media(max-width:620px){
  .book-actions{
    flex-direction:column;
    align-items:stretch;
    gap:8px;
  }
  .book-actions .btn.primary,
  .buy-dropdown,
  .buy-btn{
    width:100%;
    justify-content:center;
  }
  .buy-menu{
    left:0;
    right:0;
    min-width:0;
    width:100%;
  }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1000px){
  header nav{gap:16px}
  header nav a{font-size:13px}
}
@media(max-width:900px){
  header nav{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:flex-start;gap:16px;z-index:99;box-shadow:0 12px 30px -10px rgba(16,36,62,.15)}
  header nav.open{display:flex}
  header nav a.active:after{display:none}
  .menu-btn{display:block}

  .hero{padding:72px 0 90px}
  .hero-grid{grid-template-columns:1fr}
  .quick{margin-top:-40px}
  .quick-grid{grid-template-columns:1fr}
  .consumer-hero{grid-template-columns:1fr}

  /* Hero Card 태블릿 */
  .hero-card{min-height:300px;padding:30px 28px 26px}
  .hero-card-text{max-width:70%}
  .hero-card h2{font-size:14px;line-height:1.6}
  .hero-engineer{width:min(42%,160px);right:-18px;bottom:-12px}

  .cards{grid-template-columns:1fr 1fr}
  .tech-grid{grid-template-columns:1fr 1fr}
  .mag-grid{grid-template-columns:1fr}
  .book-grid{grid-template-columns:240px 1fr;gap:35px}
  .cafe-duo-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}

  .link-btn-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:620px){
  .container{width:min(100% - 28px,1160px)}
  .nav{height:66px}
  header nav{top:66px}

  .hero{padding:58px 0 80px}
  h1.hero-title{font-size:42px;letter-spacing:-2.5px}
  .hero p{font-size:15px}

  /* Hero Card 모바일 */
  .hero-card{min-height:300px;padding:24px 22px 20px;border-radius:20px}
  .hero-card-text{max-width:74%}
  .hero-card .label{font-size:9px;letter-spacing:.22em;margin-bottom:10px}
  .hero-card h2{font-size:12.5px;line-height:1.6}
  .hero-engineer{width:min(40%,130px);right:-14px;bottom:-10px;opacity:.85}

  .page-hero{padding:52px 0 44px}
  .section-head{display:block}
  .section-head .text-link{display:inline-block;margin-top:12px}
  section{padding:64px 0}
  h2.section-title{font-size:28px}

  .cards,.tech-grid,.consumer-grid{grid-template-columns:1fr}
  .consumer-hero{padding:28px}
  .book-grid{grid-template-columns:1fr}
  .book-cover{width:220px;margin:auto}
  .book-copy h2{font-size:29px}
  .cafe-block{padding:28px;flex-direction:column;align-items:flex-start;gap:18px}
  .consumer-cafe{padding:24px;flex-direction:column;align-items:flex-start;gap:16px}

  .footer-top,.footer-bottom{display:block}
  .footer-links{margin-top:22px;flex-wrap:wrap;gap:15px}
  .footer-bottom div+div{margin-top:7px}
  .cafe-duo{margin-bottom:50px}
  .quick{margin-bottom:50px}

  .link-btn-grid{grid-template-columns:1fr}
  .link-btn{min-height:auto;padding:22px}
  .link-btn-title{font-size:18px}
  .partner-notice{padding:22px;display:block}
  .partner-notice a{display:inline-block;margin-top:14px}
  .partner-cta{display:inline-block;margin-top:14px;width:100%}

  /* Calc Modal 모바일 */
  .calc-modal-panel{width:100vw;height:100dvh;border-radius:0}
  .calc-modal-head{height:52px;flex:0 0 52px}
  .calc-modal-btn{padding:7px 10px;font-size:11px}
}

/* ============================================================
   GUIDE — 소비자 가이드 페이지
   ============================================================ */
.guide{padding:70px 0 100px;background:#fff;}
.guide .container{
  max-width:820px;
}

/* 목차 */
.guide-toc{
  padding:24px 28px;border-radius:14px;
  background:#f7fafd;border:1px solid #dce7f0;
  margin-bottom:48px;
}
.guide-toc strong{
  display:block;font-size:13px;letter-spacing:.15em;
  color:var(--blue);font-weight:900;margin-bottom:14px;
  text-transform:uppercase;
}
.guide-toc ol{
  margin:0;padding-left:22px;display:flex;flex-direction:column;gap:8px;
}
.guide-toc a{
  font-size:14.5px;font-weight:700;color:var(--navy);
  transition:.15s;
}
.guide-toc a:hover{color:var(--blue);}

/* 본문 */
.guide-body{font-size:16px;line-height:1.9;color:var(--text);}
.guide-body h2{
  font-size:24px;letter-spacing:-1px;color:var(--navy);
  margin:52px 0 18px;padding-top:16px;
  border-top:1px solid var(--line);
}
.guide-body h2:first-child{border-top:0;padding-top:0;margin-top:0;}
.guide-body h3{
  font-size:18px;letter-spacing:-.5px;color:var(--navy);
  margin:32px 0 12px;
}
.guide-body p{margin:0 0 18px;}
.guide-body ul,.guide-body ol{padding-left:24px;margin:0 0 20px;}
.guide-body li{margin-bottom:8px;}
.guide-body strong{color:var(--navy);}
.guide-body img{
  width:100%;border-radius:14px;margin:20px 0;display:block;
}
.guide-body blockquote{
  border-left:4px solid var(--blue);padding:12px 20px;
  background:#f7fafd;color:var(--muted);margin:20px 0;
  border-radius:0 8px 8px 0;
}
.guide-body table{
  width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;
}
.guide-body th,.guide-body td{
  padding:12px 14px;border:1px solid var(--line);text-align:left;
}
.guide-body th{background:#f7fafd;color:var(--navy);font-weight:800;}

/* 이전/다음 */
.guide-next{
  display:flex;justify-content:space-between;gap:12px;
  margin-top:60px;padding-top:32px;
  border-top:1px solid var(--line);flex-wrap:wrap;
}
.guide-next a{
  padding:14px 22px;border-radius:12px;
  background:#fff;border:1px solid var(--line);
  font-size:13.5px;font-weight:700;color:var(--navy);
  transition:.2s;
}
.guide-next a:hover{
  border-color:var(--blue);color:var(--blue);
  transform:translateY(-2px);
}

@media(max-width:620px){
  .guide{padding:50px 0 70px;}
  .guide-toc{padding:20px 22px;}
  .guide-body{font-size:15px;}
  .guide-body h2{font-size:20px;margin-top:40px;}
  .guide-body h3{font-size:16px;}
}

.guide-body, .board-content {
    -webkit-user-select: none; /* 크롬, 사파리 */
    -moz-user-select: none;    /* 파이어폭스 */
    -ms-user-select: none;     /* IE/엣지 */
    user-select: none;         /* 표준 */
}



/* ============================================================
   GUIDE — 저작권 표시
   ============================================================ */
.guide-copyright{
  display:flex;
  gap:18px;
  align-items:flex-start;
  margin-top:52px;
  padding:24px 26px;
  background:#f7fafd;
  border:1px solid #dce7f0;
  border-radius:14px;
  position:relative;
}
.guide-copyright::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:3px;
  background:var(--blue);
  border-radius:0 3px 3px 0;
}
.guide-copyright-icon{
  flex:0 0 40px;
  width:40px;
  height:40px;
  border-radius:50%;
  background:#fff;
  border:1px solid #dce7f0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:900;
  color:var(--blue);
}
.guide-copyright-text strong{
  display:block;
  font-size:14.5px;
  font-weight:800;
  color:var(--navy);
  margin-bottom:6px;
  letter-spacing:-.3px;
}
.guide-copyright-text p{
  font-size:13px;
  color:var(--muted);
  line-height:1.65;
  margin:0 0 10px;
}
.guide-copyright-meta{
  display:inline-block;
  font-size:11.5px;
  color:#9aa6b2;
  letter-spacing:.04em;
  padding-top:10px;
  border-top:1px solid #e6ecf3;
  width:100%;
}

/* 반응형 */
@media(max-width:620px){
  .guide-copyright{
    padding:20px 20px;
    gap:14px;
  }
  .guide-copyright-icon{
    flex:0 0 34px;
    width:34px;
    height:34px;
    font-size:15px;
  }
  .guide-copyright-text strong{font-size:13.5px;}
  .guide-copyright-text p{font-size:12.5px;}
  .guide-copyright-meta{font-size:11px;}
}
    /* ============================================================
   GUIDE — 순서 목록 (리셋 4단계 등)
   ============================================================ */
.guide-body ol{
  counter-reset:ol-step;
  list-style:none;
  padding-left:0;
  margin:20px 0 24px;
}
.guide-body ol > li{
  position:relative;
  padding:16px 20px 16px 60px;
  background:#f7fafd;
  border:1px solid #dce7f0;
  border-radius:12px;
  margin-bottom:10px;
  counter-increment:ol-step;
  font-size:14.5px;
  line-height:1.7;
}
.guide-body ol > li::before{
  content:counter(ol-step);
  position:absolute;
  left:16px;
  top:16px;
  width:32px;
  height:32px;
  border-radius:50%;
  background:var(--blue);
  color:#fff;
  font-weight:900;
  font-size:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:'Inter',sans-serif;
}
.guide-body ol > li strong{
  display:block;
  font-size:15px;
  color:var(--navy);
  margin-bottom:4px;
  letter-spacing:-.3px;
}

@media(max-width:620px){
  .guide-body ol > li{
    padding:14px 16px 14px 54px;
    font-size:13.5px;
  }
  .guide-body ol > li::before{
    left:14px;
    top:14px;
    width:28px;
    height:28px;
    font-size:13px;
  }
}

/* ============================================================
   GUIDE — 견적 양식 박스
   ============================================================ */
.quote-form-box{
  margin:28px 0 40px;
  border:1px solid #dce7f0;
  border-radius:16px;
  overflow:hidden;
  background:#fff;
}

.quote-form-head{
  display:flex;
  align-items:center;
  gap:14px;
  padding:20px 24px;
  background:linear-gradient(120deg,#10243e,#1c466f);
  color:#fff;
}
.quote-form-icon{
  font-size:24px;
  flex:0 0 auto;
}
.quote-form-head strong{
  display:block;
  font-size:15px;
  letter-spacing:-.3px;
  margin-bottom:3px;
}
.quote-form-head small{
  display:block;
  font-size:12px;
  color:#c7d7e6;
}
.quote-copy-btn{
  margin-left:auto;
  padding:9px 16px;
  border-radius:8px;
  background:rgba(255,255,255,.15);
  color:#fff;
  border:1px solid rgba(255,255,255,.25);
  font-size:12px;
  font-weight:800;
  cursor:pointer;
  transition:.2s;
  font-family:inherit;
  white-space:nowrap;
}
.quote-copy-btn:hover{background:rgba(255,255,255,.28);}
.quote-copy-btn.copied{
  background:#16a34a;
  border-color:#16a34a;
}

.quote-form-body{
  padding:8px 24px 16px;
}
.quote-form-field{
  padding:16px 0;
  border-bottom:1px dashed #e6ecf3;
}
.quote-form-field:last-child{border-bottom:0;}
.quote-form-field label{
  display:block;
  font-size:13.5px;
  font-weight:800;
  color:var(--navy);
  letter-spacing:-.2px;
  margin-bottom:6px;
}
.quote-form-field p{
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
  margin:0;
}

/* 연락처 카드 */
.quote-contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:22px;
}
.quote-contact-card{
  display:flex;
  align-items:center;
  gap:16px;
  padding:20px 22px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  transition:.2s;
}
.quote-contact-card:hover{
  border-color:var(--blue);
  transform:translateY(-2px);
  box-shadow:0 12px 30px -14px rgba(47,111,174,.35);
}
.quote-contact-icon{
  flex:0 0 44px;
  width:44px;
  height:44px;
  border-radius:12px;
  background:var(--sky);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
}
.quote-contact-info small{
  display:block;
  font-size:11.5px;
  color:var(--muted);
  margin-bottom:3px;
  letter-spacing:.04em;
}
.quote-contact-info strong{
  display:block;
  font-size:15.5px;
  color:var(--navy);
  letter-spacing:-.3px;
  font-weight:800;
}

@media(max-width:620px){
  .quote-form-head{
    padding:16px 18px;
    flex-wrap:wrap;
  }
  .quote-copy-btn{
    margin-left:0;
    width:100%;
    margin-top:8px;
  }
  .quote-form-body{padding:4px 18px 12px;}
  .quote-form-field{padding:14px 0;}
  .quote-contact-grid{grid-template-columns:1fr;}
  .quote-contact-card{padding:16px 18px;}
}

/* ============================================================
   QUOTE FORM — 견적 문의 폼
   ============================================================ */
.quote-form{
  margin:28px 0 40px;
  padding:32px 34px;
  background:#fff;
  border:1px solid #dce7f0;
  border-radius:18px;
  box-shadow:0 8px 24px -14px rgba(16,36,62,.08);
}

.quote-field{margin-bottom:22px;}
.quote-field label{
  display:block;
  font-size:13.5px;
  font-weight:800;
  color:var(--navy);
  letter-spacing:-.2px;
  margin-bottom:8px;
}
.quote-field .req{color:#d9534f;margin-left:2px;}

.quote-field input,
.quote-field select,
.quote-field textarea{
  width:100%;
  padding:13px 16px;
  font-family:inherit;
  font-size:14px;
  color:var(--text);
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  transition:border-color .2s, box-shadow .2s;
  outline:none;
}
.quote-field textarea{
  resize:vertical;
  min-height:110px;
  line-height:1.65;
}
.quote-field input:focus,
.quote-field select:focus,
.quote-field textarea:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(47,111,174,.12);
}
.quote-field input::placeholder,
.quote-field textarea::placeholder{
  color:#9aa5b8;
  font-size:13px;
}

.quote-agree{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:12.5px;
  color:var(--muted);
  margin:6px 0 22px;
  line-height:1.6;
}
.quote-agree input{
  width:16px;
  height:16px;
  margin-top:3px;
  accent-color:var(--blue);
  flex-shrink:0;
}

.quote-actions{display:flex;gap:10px;}
.quote-submit{
  flex:1;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:15px 24px;
  border-radius:12px;
  background:var(--blue);
  color:#fff;
  font-size:14.5px;
  font-weight:800;
  font-family:inherit;
  border:0;
  cursor:pointer;
  transition:.2s;
  letter-spacing:-.2px;
}
.quote-submit:hover:not(:disabled){
  background:#245a92;
  transform:translateY(-1px);
  box-shadow:0 12px 26px -10px rgba(47,111,174,.5);
}
.quote-submit:disabled{
  opacity:.65;
  cursor:not-allowed;
}

/* 성공 화면 */
.quote-success{
  margin:28px 0 40px;
  padding:52px 34px;
  text-align:center;
  background:#fff;
  border:1px solid #dce7f0;
  border-radius:18px;
  box-shadow:0 8px 24px -14px rgba(16,36,62,.08);
}
.quote-success-icon{
  font-size:56px;
  margin-bottom:16px;
  animation:quotePop .5s cubic-bezier(.2,.9,.3,1.4);
}
@keyframes quotePop{
  0%{transform:scale(0);}
  100%{transform:scale(1);}
}
.quote-success h3{
  font-size:22px;
  color:var(--navy);
  letter-spacing:-.6px;
  margin:0 0 12px;
}
.quote-success p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.7;
  margin:0 0 28px;
}
.quote-success p strong{color:var(--navy);}
.quote-success-btn{
  padding:12px 32px;
  border-radius:10px;
  background:var(--navy);
  color:#fff;
  font-size:13.5px;
  font-weight:800;
  font-family:inherit;
  border:0;
  cursor:pointer;
  transition:.2s;
}
.quote-success-btn:hover{
  background:var(--blue);
  transform:translateY(-1px);
}

@media(max-width:620px){
  .quote-form{padding:24px 20px;}
  .quote-success{padding:36px 22px;}
  .quote-success h3{font-size:19px;}
  .quote-success p{font-size:13.5px;}
}

/* ============================================================
   GUIDE — CTA 블록 (마무리 문의 유도)
   ============================================================ */
.guide-cta{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
  margin-top:52px;
  padding:28px 32px;
  border-radius:16px;
  background:linear-gradient(120deg,#10243e,#1c466f);
  color:#fff;
  flex-wrap:wrap;
}
.guide-cta strong{
  display:block;
  font-size:17px;
  letter-spacing:-.5px;
  margin-bottom:6px;
}
.guide-cta p{
  font-size:13px;
  color:#c7d7e6;
  margin:0;
}
.guide-cta a{
  background:rgba(255,255,255,.15);
  color:#fff;
  padding:12px 22px;
  border-radius:10px;
  font-size:13px;
  font-weight:900;
  white-space:nowrap;
  transition:.2s;
}
.guide-cta a:hover{
  background:rgba(255,255,255,.28);
  transform:translateY(-2px);
}

@media(max-width:620px){
  .guide-cta{
    padding:22px 24px;
    flex-direction:column;
    align-items:flex-start;
  }
  .guide-cta a{
    width:100%;
    text-align:center;
  }
}

/* ============================================================
   TECH BOARD — 기술자료 게시판
   ============================================================ */
.tech-board{
  padding:70px 0 100px;
  background:#f7f9fb;
}
.tech-board .container{
  max-width:900px;
}

/* 헤더 */
.tech-board-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  margin-bottom:24px;
  flex-wrap:wrap;
}
.tech-board-head h2{
  font-size:24px;
  letter-spacing:-1px;
  color:var(--navy);
  margin:0;
}
.tech-board-search input{
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  font-family:inherit;
  font-size:13.5px;
  min-width:220px;
  outline:none;
  transition:.2s;
}
.tech-board-search input:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(47,111,174,.12);
}

/* 목록 */
.tech-board-list{
  display:grid;
  gap:10px;
}
.tech-list-item{
  display:block;
  padding:22px 26px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  transition:.2s;
}
.tech-list-item:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 30px -14px rgba(16,36,62,.2);
  border-color:#b5ccdf;
}
.tech-list-item.has-thumb{
  display:flex;
  gap:20px;
  align-items:center;
}
.tech-item-thumb{
  flex:0 0 100px;
  width:100px;
  height:70px;
  border-radius:10px;
  overflow:hidden;
  background:#eef3fb;
}
.tech-item-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.tech-item-body{
  flex:1;
  min-width:0;
}
.tech-item-title{
  font-size:16px;
  font-weight:700;
  color:var(--navy);
  letter-spacing:-.4px;
  margin-bottom:8px;
}
.tech-item-meta{
  display:flex;
  gap:14px;
  font-size:12px;
  color:var(--muted);
}
.tech-item-meta span::before{
  content:"";
  display:inline-block;
  width:4px;
  height:4px;
  background:#b5ccdf;
  border-radius:50%;
  margin-right:8px;
  vertical-align:middle;
}
.tech-item-meta span:first-child::before{display:none;}

.tech-empty{
  padding:60px 20px;
  text-align:center;
  color:var(--muted);
  font-size:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
}

/* 상세 */
.tech-back{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:13px;
  font-weight:700;
  color:var(--navy);
  cursor:pointer;
  transition:.2s;
  margin-bottom:24px;
  font-family:inherit;
}
.tech-back:hover{
  border-color:var(--blue);
  color:var(--blue);
}

.tech-article{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:40px 44px;
  box-shadow:0 8px 24px -14px rgba(16,36,62,.12);
}
.tech-article h2{
  font-size:24px;
  letter-spacing:-1px;
  color:var(--navy);
  margin:0 0 16px;
  line-height:1.35;
}
.tech-article-meta{
  display:flex;
  gap:16px;
  font-size:12.5px;
  color:var(--muted);
  padding-bottom:20px;
  margin-bottom:28px;
  border-bottom:1px solid var(--line);
}
.tech-article-content{
  font-size:15.5px;
  line-height:1.85;
  color:var(--text);
  word-break:break-word;
}

.tech-detail-figure{
  margin:24px 0;
}
.tech-detail-figure img{
  width:100%;
  height:auto;
  border-radius:14px;
  display:block;
  background:#f2f5f8;
}


@media(max-width:620px){
  .tech-board{padding:50px 0 70px;}
  .tech-article{padding:28px 24px;}
  .tech-article h2{font-size:20px;}
  .tech-list-item{padding:18px 20px;}
  .tech-list-item.has-thumb{gap:14px;}
  .tech-item-thumb{flex:0 0 80px;width:80px;height:56px;}
  .tech-board-search input{width:100%;}
}

/* ============================================================
   TECH ARTICLE — 본문 이미지 (마커 방식)
   ============================================================ */
.tech-article-content{
  font-size:15.5px;
  line-height:1.9;
  color:var(--text);
  word-break:break-word;
}

/* 이미지 공통 */
.tech-detail-figure{
  margin:28px 0;
  text-align:center;
  padding:0;
}
.tech-detail-figure img{
  max-width:100%;
  height:auto;
  border-radius:12px;
  display:inline-block;
  background:#f2f5f8;
}

/* 크기별 (기본 = 100%) */
.tech-detail-figure.large img{
  max-width:100%;
}
.tech-detail-figure.medium img{
  max-width:75%;
}
.tech-detail-figure.small img{
  max-width:50%;
}

/* 반응형 */
@media(max-width:620px){
  .tech-detail-figure{
    margin:20px 0;
  }
  .tech-detail-figure.medium img,
  .tech-detail-figure.small img{
    max-width:100%;
  }
}

/* ============================================================
   TECH BOARD — 카테고리 목록 이동 UI
   ============================================================ */

/* ============================================================
   TECH BOARD HEAD — 제목 + 검색 + 카테고리 목록
   ============================================================ */

.tech-board-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  margin-bottom:24px;
  flex-wrap:wrap;
}
.tech-board-head h2{
  font-size:24px;
  letter-spacing:-1px;
  color:var(--navy);
  margin:0;
}

/* 오른쪽 그룹 (검색 + 카테고리 목록) */
.tech-head-right{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

/* 검색창 */
.tech-board-search input{
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  font-family:inherit;
  font-size:13.5px;
  min-width:200px;
  outline:none;
  transition:.2s;
  background:#fff;
}
.tech-board-search input:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(47,111,174,.12);
}

/* "카테고리 목록" 버튼 (목록 헤더) */
.tech-hub-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 16px;
  border-radius:10px;
  background:#fff;                  /* 네이비 → 흰색 */
  border:1px solid var(--line);     /* 테두리로 통일 */
  font-size:13px;
  font-weight:800;
  color:var(--navy);                /* 흰 글씨 → 네이비 */
  letter-spacing:-.2px;
  transition:.2s;
  white-space:nowrap;
}
.tech-hub-link:hover{
  border-color:var(--blue);
  color:var(--blue);
  transform:translateX(2px);
}
.tech-hub-link svg{flex:0 0 auto;}

/* 상세 뷰 뒤로가기 행 */
.tech-back-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:24px;
  flex-wrap:wrap;
}
/* ============================================================
   TECH BOARD — 상세 뷰 뒤로가기 (두 버튼 통일)
   ============================================================ */

/* 뒤로가기 행 */
.tech-back-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:24px;
  flex-wrap:wrap;
}

/* 두 버튼 공통 스타일 */
.tech-back,
.tech-back-hub{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:13px;
  font-weight:700;
  color:var(--navy);
  cursor:pointer;
  transition:.2s;
  font-family:inherit;
  white-space:nowrap;
}

.tech-back:hover,
.tech-back-hub:hover{
  border-color:var(--blue);
  color:var(--blue);
  transform:translateY(-1px);
}

.tech-back svg,
.tech-back-hub svg{
  flex:0 0 auto;
}

/* 모바일 */
@media(max-width:620px){
  .tech-back-row{gap:8px;}
  .tech-back,
  .tech-back-hub{
    font-size:12.5px;
    padding:8px 14px;
  }
}
/* 페이지 하단 (선택) */
.tech-footer-nav{
  margin-top:60px;
  padding-top:32px;
  border-top:1px solid var(--line);
  text-align:center;
}
.tech-footer-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:16px 32px;
  border-radius:14px;
  background:linear-gradient(120deg,#10243e,#1c466f);
  color:#fff;
  font-size:14.5px;
  font-weight:800;
  letter-spacing:-.3px;
  transition:.2s;
  box-shadow:0 14px 30px -14px rgba(16,36,62,.4);
}
.tech-footer-btn:hover{
  transform:translateY(-2px);
  box-shadow:0 20px 40px -14px rgba(16,36,62,.5);
}

@media(max-width:620px){
  .tech-head-left{gap:12px;}
  .tech-hub-link{font-size:12px;padding:7px 12px;}
  .tech-back-row{gap:8px;}
  .tech-back-hub{font-size:12.5px;padding:8px 14px;}
  .tech-footer-btn{padding:14px 24px;font-size:13.5px;}
}

/* ============================================================
   PRIVACY — 개인정보처리방침
   ============================================================ */
.privacy{
  padding:70px 0 100px;
  background:#fff;
}
.privacy .container{
  max-width:820px;
}

/* 시행일 안내 박스 */
.privacy-notice{
  padding:22px 26px;
  background:#f7fafd;
  border:1px solid #dce7f0;
  border-left:3px solid var(--blue);
  border-radius:10px;
  margin-bottom:44px;
}
.privacy-notice strong{
  display:block;
  font-size:14.5px;
  color:var(--navy);
  font-weight:800;
  margin-bottom:8px;
  letter-spacing:-.3px;
}
.privacy-notice p{
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
  margin:0;
}

/* 본문 */
.privacy-body{
  font-size:15px;
  line-height:1.9;
  color:var(--text);
}
.privacy-body h2{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.6px;
  color:var(--navy);
  margin:44px 0 16px;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.privacy-body h2:first-of-type{
  border-top:0;
  padding-top:0;
  margin-top:0;
}
.privacy-body h3{
  font-size:15.5px;
  font-weight:800;
  color:var(--navy);
  letter-spacing:-.3px;
  margin:24px 0 10px;
}
.privacy-body p{
  margin:0 0 14px;
}
.privacy-body ul,
.privacy-body ol{
  padding-left:22px;
  margin:0 0 18px;
}
.privacy-body li{
  margin-bottom:6px;
}
.privacy-body strong{
  color:var(--navy);
  font-weight:700;
}
.privacy-body a{
  color:var(--blue);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.privacy-body a:hover{
  color:var(--navy);
}

/* 표 */
.privacy-body table{
  width:100%;
  border-collapse:collapse;
  margin:16px 0 20px;
  font-size:13.5px;
}
.privacy-body th,
.privacy-body td{
  padding:12px 14px;
  border:1px solid var(--line);
  text-align:left;
  vertical-align:top;
}
.privacy-body th{
  background:#f7fafd;
  color:var(--navy);
  font-weight:800;
}

/* 개인정보 보호책임자 박스 */
.privacy-contact{
  padding:22px 26px;
  background:#f7fafd;
  border-radius:12px;
  margin:16px 0 20px;
  border:1px solid #dce7f0;
}
.privacy-contact h3{
  margin-top:0;
  font-size:14px;
  color:var(--blue);
  letter-spacing:.06em;
  text-transform:uppercase;
}
.privacy-contact ul{
  list-style:none;
  padding:0;
  margin:0;
}
.privacy-contact li{
  font-size:13.5px;
  color:var(--text);
  margin-bottom:6px;
}
.privacy-contact li:last-child{
  margin-bottom:0;
}
.privacy-contact strong{
  display:inline-block;
  min-width:70px;
  color:var(--muted);
  font-weight:700;
}

/* 하단 */
.privacy-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  margin-top:60px;
  padding-top:32px;
  border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.privacy-updated{
  font-size:12.5px;
  color:var(--muted);
  margin:0;
}
.privacy-top-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:12.5px;
  font-weight:700;
  color:var(--navy);
  transition:.2s;
}
.privacy-top-btn:hover{
  border-color:var(--blue);
  color:var(--blue);
  transform:translateY(-2px);
}

/* 반응형 */
@media(max-width:620px){
  .privacy{
    padding:50px 0 70px;
  }
  .privacy-notice{
    padding:18px 20px;
    margin-bottom:32px;
  }
  .privacy-body{
    font-size:14px;
    line-height:1.85;
  }
  .privacy-body h2{
    font-size:17px;
    margin:36px 0 14px;
    padding-top:16px;
  }
  .privacy-body h3{
    font-size:14.5px;
  }
  .privacy-body th,
  .privacy-body td{
    padding:10px;
    font-size:12.5px;
  }
  .privacy-contact{
    padding:18px 20px;
  }
  .privacy-footer{
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
  }
}

/* ============================================================
   EMAIL POLICY — 이메일무단수집거부
   ============================================================ */
.email-policy{
  padding:70px 0 100px;
  background:#fff;
}
.email-policy .container{
  max-width:820px;
}

/* 경고 박스 */
.email-warning{
  display:flex;
  gap:20px;
  align-items:flex-start;
  padding:26px 30px;
  background:linear-gradient(120deg,#fff8f0,#fff);
  border:1px solid #ffd9b8;
  border-left:4px solid #ff6a2b;
  border-radius:12px;
  margin-bottom:44px;
}
.email-warning-icon{
  font-size:32px;
  flex-shrink:0;
  line-height:1;
}
.email-warning-text strong{
  display:block;
  font-size:16.5px;
  font-weight:800;
  color:#c94710;
  letter-spacing:-.4px;
  margin-bottom:8px;
}
.email-warning-text p{
  font-size:13.5px;
  color:#6b5443;
  line-height:1.7;
  margin:0;
}

/* 본문 */
.email-body{
  font-size:15px;
  line-height:1.9;
  color:var(--text);
}
.email-body h2{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.6px;
  color:var(--navy);
  margin:44px 0 16px;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.email-body h2:first-of-type{
  border-top:0;
  padding-top:0;
  margin-top:0;
}
.email-body h3{
  font-size:15.5px;
  font-weight:800;
  color:var(--navy);
  letter-spacing:-.3px;
  margin:24px 0 10px;
}
.email-body p{
  margin:0 0 14px;
}
.email-body ul{
  padding-left:22px;
  margin:0 0 18px;
}
.email-body li{
  margin-bottom:8px;
}
.email-body strong{
  color:var(--navy);
  font-weight:700;
}
.email-body a{
  color:var(--blue);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.email-body a:hover{
  color:var(--navy);
}

/* 인용구 (법령) */
.email-body blockquote{
  margin:16px 0 20px;
  padding:20px 24px;
  background:#f7fafd;
  border-left:4px solid var(--blue);
  border-radius:0 10px 10px 0;
  font-size:13.5px;
  color:var(--ink-soft);
  line-height:1.8;
}
.email-body blockquote strong{
  display:block;
  font-size:14px;
  color:var(--navy);
  margin-bottom:4px;
}
.email-body blockquote p{
  margin:0 0 10px;
}
.email-body blockquote p:last-child{
  margin-bottom:0;
}

/* 표 */
.email-body table{
  width:100%;
  border-collapse:collapse;
  margin:16px 0 20px;
  font-size:13.5px;
}
.email-body th,
.email-body td{
  padding:12px 14px;
  border:1px solid var(--line);
  text-align:left;
  vertical-align:top;
}
.email-body th{
  background:#f7fafd;
  color:var(--navy);
  font-weight:800;
}

/* 신고 박스 */
.email-report{
  padding:22px 26px;
  background:linear-gradient(120deg,#f1f7fc,#f8fafc);
  border:1px solid #dce7f0;
  border-radius:12px;
  margin:16px 0 24px;
}
.email-report h3{
  margin-top:0;
  font-size:13px;
  color:var(--blue);
  letter-spacing:.08em;
  text-transform:uppercase;
}
.email-report ul{
  list-style:none;
  padding:0;
  margin:0;
}
.email-report li{
  font-size:13.5px;
  margin-bottom:8px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.email-report li:last-child{margin-bottom:0;}
.email-report strong{
  min-width:70px;
  color:var(--muted);
  font-weight:700;
}

/* 하단 */
.email-footer{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-top:60px;
  padding-top:32px;
  border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.email-nav-btn,
.email-top-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  font-size:12.5px;
  font-weight:700;
  color:var(--navy);
  transition:.2s;
}
.email-nav-btn:hover,
.email-top-btn:hover{
  border-color:var(--blue);
  color:var(--blue);
  transform:translateY(-2px);
}

/* 반응형 */
@media(max-width:620px){
  .email-policy{
    padding:50px 0 70px;
  }
  .email-warning{
    flex-direction:column;
    gap:12px;
    padding:20px 22px;
    margin-bottom:32px;
  }
  .email-warning-icon{font-size:26px;}
  .email-warning-text strong{font-size:15px;}
  .email-warning-text p{font-size:12.5px;}
  .email-body{
    font-size:14px;
    line-height:1.85;
  }
  .email-body h2{
    font-size:17px;
    margin:36px 0 14px;
    padding-top:16px;
  }
  .email-body h3{font-size:14.5px;}
  .email-body blockquote{
    padding:16px 18px;
    font-size:12.5px;
  }
  .email-body th,
  .email-body td{
    padding:10px;
    font-size:12.5px;
  }
  .email-report{
    padding:18px 20px;
  }
  .email-report li{
    flex-direction:column;
    gap:2px;
  }
  .email-footer{
    flex-direction:column-reverse;
    align-items:stretch;
    gap:10px;
  }
  .email-nav-btn,
  .email-top-btn{
    justify-content:center;
  }
}

/* ============================================================
   HOME HERO — 모바일 겹침 해결
   ============================================================ */
@media(max-width:900px){
  .hero-grid{
    display:flex;
    flex-direction:column;
    gap:40px;
    align-items:stretch;
  }
  .hero-grid > div:first-child{
    position:relative;
    z-index:2;
  }
  .hero-card{
    position:relative;      /* 혹시 absolute면 무효화 */
    z-index:1;
    margin-top:0;
  }
}

@media(max-width:620px){
  .hero{
    padding:40px 0 60px;
  }
  .hero-grid{
    gap:28px;
  }
  .hero-card{
    min-height:auto;
    padding:26px 22px 22px;
  }
  .hero-card-text{
    max-width:100%;        /* 텍스트 전체 폭 사용 */
    padding-right:0;
  }
  .hero-card h2{
    font-size:14px;
    line-height:1.6;
  }
  .hero-engineer{
    width:min(45%, 150px);
    right:-10px;
    bottom:-10px;
  }
}

/* ============================================================
   MOBILE NAV — 오버레이 (메뉴 열릴 때 본문 어둡게)
   ============================================================ */
@media(max-width:900px){
  header nav{
    background:#fff;
    z-index:99;
    box-shadow:0 12px 30px -10px rgba(16,36,62,.15);
  }
  header nav::after{
    content:"";
    position:fixed;
    top:76px;
    left:0;
    right:0;
    bottom:0;
    background:rgba(16,36,62,.35);
    z-index:-1;
    pointer-events:auto;
    opacity:0;
    transition:opacity .25s;
  }
  header nav.open::after{
    opacity:1;
  }
}
@media(max-width:620px){
  header nav{top:66px}
  header nav::after{top:66px}
}

/* ============================================================
   TOOLS — 기술 도구 카드 그리드
   ============================================================ */
.tool-section{
  padding:70px 0 100px;
  background:#f7f9fb;
}
.tool-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
}
.tool-card{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:30px 28px 28px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  text-decoration:none;
  color:inherit;
  transition:all .25s cubic-bezier(.2,.7,.3,1);
  overflow:hidden;
}
.tool-card::before{
  content:"";
  position:absolute;
  left:0;top:0;right:0;
  height:3px;
  background:linear-gradient(90deg, var(--blue), #4a8bc9);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .4s;
}
.tool-card:hover{
  transform:translateY(-6px);
  border-color:transparent;
  box-shadow:0 30px 60px -25px rgba(16,36,62,.35);
}
.tool-card:hover::before{
  transform:scaleX(1);
}

.tool-num{
  font-family:'Inter', sans-serif;
  font-size:11px;
  font-weight:800;
  letter-spacing:.15em;
  color:var(--blue);
  margin-bottom:12px;
}
.tool-icon{
  font-size:32px;
  margin-bottom:16px;
  line-height:1;
}
.tool-card h3{
  font-size:16.5px;
  font-weight:800;
  letter-spacing:-.4px;
  color:var(--navy);
  line-height:1.35;
  margin:0 0 8px;
}
.tool-version{
  display:inline-block;
  font-family:'Inter', sans-serif;
  font-size:10.5px;
  font-weight:700;
  letter-spacing:.05em;
  color:var(--blue);
  background:rgba(47,111,174,.08);
  padding:3px 8px;
  border-radius:6px;
  margin-bottom:12px;
  align-self:flex-start;
}
.tool-card p{
  font-size:13px;
  color:var(--muted);
  line-height:1.6;
  margin:0 0 18px;
  flex:1;
}
.tool-go{
  font-size:12px;
  font-weight:900;
  color:var(--blue);
  letter-spacing:-.2px;
  transition:transform .2s;
}
.tool-card:hover .tool-go{
  transform:translateX(4px);
}

/* 반응형 */
@media(max-width:900px){
  .tool-grid{grid-template-columns:repeat(2, 1fr);}
}
@media(max-width:620px){
  .tool-section{padding:50px 0 70px;}
  .tool-grid{grid-template-columns:1fr;gap:14px;}
  .tool-card{padding:24px 22px;}
  .tool-card h3{font-size:15.5px;}
}

/* ============================================================
   EXTERNAL LINK — 외부 링크 확인 모달
   ============================================================ */
.external-modal{
  position:fixed;inset:0;z-index:9999;
  display:none;align-items:center;justify-content:center;
  padding:20px;
}
.external-modal.open{display:flex}

.external-modal-backdrop{
  position:absolute;inset:0;
  background:rgba(16,36,62,.55);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
}

.external-modal-panel{
  position:relative;
  z-index:2;
  width:100%;
  max-width:440px;
  background:#fff;
  border-radius:20px;
  padding:34px 30px 26px;
  text-align:center;
  box-shadow:0 40px 80px -20px rgba(16,36,62,.4);
  animation:extModalIn .3s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes extModalIn{
  from{opacity:0;transform:translateY(20px) scale(.96);}
  to{opacity:1;transform:translateY(0) scale(1);}
}

.external-modal-icon{
  font-size:44px;
  line-height:1;
  margin-bottom:14px;
}

.external-modal-panel h2{
  font-size:19px;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--navy);
  margin:0 0 14px;
}

.external-modal-msg{
  font-size:13.5px;
  line-height:1.7;
  color:var(--muted);
  margin:0 0 18px;
}
.external-modal-msg strong{
  color:var(--navy);
  font-weight:700;
}

.external-modal-url{
  font-family:'Inter','Noto Sans KR',sans-serif;
  font-size:11.5px;
  color:#7b8793;
  background:#f7f9fb;
  border:1px solid var(--line);
  border-radius:8px;
  padding:9px 12px;
  margin-bottom:22px;
  word-break:break-all;
  line-height:1.5;
  max-height:70px;
  overflow-y:auto;
}

.external-modal-actions{
  display:flex;
  gap:10px;
  margin-bottom:16px;
}
.external-btn{
  flex:1;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:13px 20px;
  border-radius:10px;
  font-size:14px;
  font-weight:800;
  font-family:inherit;
  border:0;
  cursor:pointer;
  transition:.2s;
  letter-spacing:-.2px;
}
.external-btn.ghost{
  background:#fff;
  border:1px solid var(--line);
  color:var(--navy);
}
.external-btn.ghost:hover{
  border-color:var(--navy);
  background:#f7f9fb;
}
.external-btn.primary{
  background:var(--navy);
  color:#fff;
}
.external-btn.primary:hover{
  background:var(--blue);
  transform:translateY(-1px);
  box-shadow:0 12px 24px -10px rgba(47,111,174,.5);
}

.external-modal-check{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--muted);
  cursor:pointer;
  user-select:none;
}
.external-modal-check input{
  width:14px;
  height:14px;
  accent-color:var(--blue);
  cursor:pointer;
}

@media(max-width:620px){
  .external-modal-panel{
    padding:28px 22px 22px;
    border-radius:16px;
  }
  .external-modal-icon{font-size:36px;}
  .external-modal-panel h2{font-size:17px;}
  .external-modal-msg{font-size:12.5px;}
  .external-modal-actions{
    flex-direction:column-reverse;
  }
  .external-btn{padding:12px 18px;font-size:13.5px;}
}

/* ============================================================
   LEGAL NOTICE — 법적 고지 및 책임 한계
   ============================================================ */
.legal-notice{
  background:#f7f9fb;
  border-top:1px solid var(--line);
  padding:50px 0 70px;
}
.legal-notice-box{
  display:flex;
  gap:22px;
  align-items:flex-start;
  padding:28px 32px;
  background:#fff;
  border:1px solid #e6ecf3;
  border-left:4px solid #7b8793;
  border-radius:14px;
  max-width:900px;
  margin:0 auto;
}
.legal-notice-icon{
  font-size:26px;
  flex-shrink:0;
  line-height:1;
  margin-top:2px;
}
.legal-notice-content h3{
  font-size:15px;
  font-weight:800;
  color:var(--navy);
  letter-spacing:-.3px;
  margin:0 0 14px;
}
.legal-notice-content p{
  font-size:13.5px;
  color:var(--muted);
  line-height:1.8;
  margin:0 0 12px;
}
.legal-notice-content p:last-child{
  margin-bottom:0;
}
.legal-notice-content strong{
  color:var(--navy);
  font-weight:700;
}

/* 반응형 */
@media(max-width:620px){
  .legal-notice{
    padding:36px 0 50px;
  }
  .legal-notice-box{
    flex-direction:column;
    gap:12px;
    padding:22px 22px;
  }
  .legal-notice-icon{
    font-size:22px;
  }
  .legal-notice-content h3{
    font-size:14px;
  }
  .legal-notice-content p{
    font-size:12.5px;
    line-height:1.75;
  }
}
/* ===== TISTORY RSS BOARD — 카테고리 연동 추가 ===== */
.tech-tistory-status{margin:0 0 12px;color:#708293;font-size:12.5px}
.tech-tistory-excerpt{color:#596c80;font-size:13px;line-height:1.55;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tech-tistory-source{margin:22px 0 0;color:#708293;font-size:13px;text-align:right}
.tech-tistory-original{color:#267caf;text-decoration:underline;text-underline-offset:3px}
.tech-tistory-more,.tech-tistory-retry{display:block;margin:22px auto 4px;border:1px solid #c5d3df;background:#fff;color:#183b56;border-radius:10px;padding:11px 22px;font-size:13px;font-family:inherit;font-weight:700;cursor:pointer}
.tech-tistory-more:hover,.tech-tistory-retry:hover{background:#eaf2fa}
.tech-tistory-more[hidden],.tech-tistory-retry[hidden]{display:none}
@media(max-width:620px){.tech-tistory-excerpt{font-size:12px}.tech-tistory-source{text-align:left}}