/* ==========================================================================
   한국AI윤리위원회 (KAIEC) — Design System
   ========================================================================== */

:root{
  /* Brand */
  --ink:#0A1628;
  --ink-2:#13233D;
  --navy:#0F2A5F;
  --blue:#1F5FE0;
  --blue-600:#1749B4;
  --blue-050:#EEF3FE;
  --teal:#00B4A6;
  --teal-050:#E6F8F6;

  /* Neutral */
  --gray-900:#111827;
  --gray-700:#374151;
  --gray-600:#4B5563;
  --gray-500:#6B7280;
  --gray-400:#9CA3AF;
  --gray-300:#D1D5DB;
  --gray-200:#E5E7EB;
  --gray-100:#F3F4F6;
  --gray-050:#F8FAFC;
  --white:#FFFFFF;

  /* Layout */
  --wrap:1180px;
  --wrap-narrow:860px;
  --radius:14px;
  --radius-lg:20px;
  --header-h:74px;

  /* Effects */
  --shadow-sm:0 1px 2px rgba(10,22,40,.06), 0 1px 3px rgba(10,22,40,.05);
  --shadow:0 4px 16px rgba(10,22,40,.07), 0 1px 3px rgba(10,22,40,.04);
  --shadow-lg:0 18px 48px rgba(10,22,40,.12);
  --ease:cubic-bezier(.22,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 20px)}

body{
  margin:0;
  font-family:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,
    'Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  color:var(--gray-900);
  background:var(--white);
  font-size:16px;
  line-height:1.72;
  letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;
  word-break:keep-all;
  overflow-wrap:break-word;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0;line-height:1.32;letter-spacing:-.03em;font-weight:700}
p{margin:0}
button{font-family:inherit}

/* ---------- Layout helpers ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.wrap-narrow{width:100%;max-width:var(--wrap-narrow);margin:0 auto;padding:0 22px}
.section{padding:88px 0}
.section--tight{padding:60px 0}
.section--gray{background:var(--gray-050)}
.section--ink{background:var(--ink);color:#DDE5F2}
.center{text-align:center}

.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Typography blocks ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue);margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--blue);border-radius:2px}
.section--ink .eyebrow{color:var(--teal)}
.section--ink .eyebrow::before{background:var(--teal)}

.h-sec{font-size:clamp(26px,3.4vw,38px);letter-spacing:-.035em;margin-bottom:16px}
.h-sub{font-size:17px;color:var(--gray-600);max-width:720px;line-height:1.78}
.section--ink .h-sub{color:#9FB3D1}
.center .h-sub{margin-left:auto;margin-right:auto}

.lead{font-size:18.5px;line-height:1.8;color:var(--gray-700)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn i,.btn svg{width:17px;height:17px}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(31,95,224,.28)}
.btn-primary:hover{background:var(--blue-600);box-shadow:0 10px 26px rgba(31,95,224,.34)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--gray-300)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-light{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-light:hover{background:rgba(255,255,255,.18)}
.btn-white{background:#fff;color:var(--ink)}
.btn-teal{
  background:linear-gradient(135deg,#00C2B2,#00857A);color:#fff;
  box-shadow:0 6px 18px rgba(0,180,166,.34);
}
.btn-teal:hover{background:linear-gradient(135deg,#00B4A6,#00756B);box-shadow:0 10px 26px rgba(0,180,166,.42)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--ink);color:#8FA6C4;font-size:12.5px}
.topbar-inner{max-width:var(--wrap);margin:0 auto;padding:8px 22px;display:flex;justify-content:space-between;align-items:center;gap:14px}
.topbar-left{letter-spacing:.08em;font-weight:600;color:#7E96B8}
.topbar-right{display:flex;align-items:center}
.topbar a{color:#AFC2DE;font-weight:600;transition:color .15s}
.topbar a:hover{color:#fff}
.topbar .tsep{opacity:.3;margin:0 10px}
@media (max-width:860px){.topbar{display:none}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--gray-200);
}
.header-inner{
  height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:20px;
  max-width:var(--wrap);margin:0 auto;padding:0 22px;
}
.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}
.brand-badge{
  position:relative;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
  background:linear-gradient(180deg,#17325F 0%,#0E2144 100%);
  color:#fff;
  font-family:'Archivo','Pretendard Variable',Pretendard,sans-serif;
  font-weight:800;font-size:15px;letter-spacing:.16em;line-height:1;
  padding:13px 14px 13px 17px;border-radius:8px;
  box-shadow:0 2px 8px rgba(10,22,40,.22);
}
.brand-badge::after{
  content:"";position:absolute;inset:3.5px;border:1px solid rgba(255,255,255,.22);
  border-radius:4.5px;pointer-events:none;
}
.brand-text{display:flex;flex-direction:column;line-height:1.16;gap:4px}
.brand-ko{
  font-family:'Noto Serif KR','Noto Serif CJK KR',AppleMyungjo,'Nanum Myeongjo',serif;
  font-size:19px;font-weight:900;letter-spacing:-.005em;color:#0B1B36;
}
.brand-en{
  font-family:'Archivo','Pretendard Variable',Pretendard,sans-serif;
  font-size:7.5px;font-weight:700;letter-spacing:.2em;color:#8B96A5;text-transform:uppercase;
}
@media (max-width:400px){
  .brand-ko{font-size:16px}
  .brand-badge{font-size:13px;padding:11px 11px 11px 14px}
}

.nav{display:flex;align-items:center;gap:1px}
.nav > a{
  padding:8px 6px;border-radius:9px;font-size:13px;font-weight:600;color:var(--gray-700);
  transition:color .16s,background .16s;white-space:nowrap;
}
.nav > a:hover{color:var(--blue);background:var(--blue-050)}
.nav > a.is-active{color:var(--blue);background:var(--blue-050)}
.header-cta{margin-left:7px;display:inline-flex;gap:7px}
.header-cta .btn{color:#fff}
.header-cta .btn-sm{padding:8px 13px;font-size:12.5px}

.nav-toggle{
  display:none;background:none;border:1px solid var(--gray-300);border-radius:9px;
  width:42px;height:42px;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 78% -12%,rgba(0,180,166,.20),transparent 60%),
    radial-gradient(900px 480px at 8% 8%,rgba(31,95,224,.32),transparent 62%),
    linear-gradient(160deg,#0A1628 0%,#0F2A5F 58%,#123A72 100%);
  color:#fff;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 62% 40%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 62% 40%,#000 0%,transparent 72%);
}
.hero-inner{position:relative;z-index:1;padding:104px 0 96px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
  font-size:13px;font-weight:600;color:#CFE0FF;margin-bottom:24px;
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(0,180,166,.22)}
.hero h1{font-size:clamp(31px,5.1vw,54px);letter-spacing:-.045em;line-height:1.24;margin-bottom:22px}
.hero h1 .accent{
  background:linear-gradient(96deg,#6FE3D8,#8FB7FF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:17.5px;color:#B8CBE8;max-width:660px;line-height:1.82;margin-bottom:34px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

/* Page hero (sub pages) */
.page-hero{
  background:linear-gradient(160deg,#0A1628 0%,#0F2A5F 100%);
  color:#fff;position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 320px at 88% 0%,rgba(0,180,166,.22),transparent 62%);
}
.page-hero-inner{position:relative;z-index:1;padding:66px 0 60px}
.page-hero h1{font-size:clamp(27px,4vw,42px);letter-spacing:-.04em;margin-bottom:14px}
.page-hero p{color:#A9C0E0;font-size:16.5px;max-width:660px;line-height:1.8}
.crumb{font-size:13px;color:#7E9AC0;margin-bottom:16px}
.crumb a:hover{color:#fff}

/* ---------- Cards ---------- */
.card{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:30px 28px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C9D8F5}
.card h3{font-size:19px;margin-bottom:10px;letter-spacing:-.032em}
.card p{font-size:15px;color:var(--gray-600);line-height:1.76}

.card-icon{
  width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--blue-050);color:var(--blue);margin-bottom:18px;
}
.card-icon i,.card-icon svg{width:24px;height:24px}
.card-icon--teal{background:var(--teal-050);color:#00857A}

.card-num{
  font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--blue);
  background:var(--blue-050);padding:5px 11px;border-radius:7px;display:inline-block;margin-bottom:16px;
}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--gray-200);
  border:1px solid var(--gray-200);border-radius:var(--radius-lg);overflow:hidden}
.stat{background:#fff;padding:30px 22px;text-align:center}
.stat-num{font-size:clamp(26px,3.2vw,34px);font-weight:800;color:var(--blue);letter-spacing:-.04em;line-height:1.2}
.stat-label{font-size:13.5px;color:var(--gray-600);margin-top:7px;font-weight:600}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--gray-200);border-radius:var(--radius);background:#fff}
table.tbl{width:100%;border-collapse:collapse;min-width:620px;font-size:15px}
table.tbl th{
  background:var(--gray-050);text-align:left;padding:15px 18px;font-weight:700;font-size:13.5px;
  color:var(--gray-700);border-bottom:1px solid var(--gray-200);white-space:nowrap;
}
table.tbl td{padding:15px 18px;border-bottom:1px solid var(--gray-100);color:var(--gray-700);vertical-align:top}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tr:hover td{background:#FCFDFF}

/* ---------- Badges / chips ---------- */
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:var(--blue-050);color:var(--blue-600);
}
.badge--teal{background:var(--teal-050);color:#00857A}
.badge--gray{background:var(--gray-100);color:var(--gray-600)}

.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:6px 13px;border-radius:999px;background:var(--gray-100);color:var(--gray-700);
  font-size:13px;font-weight:600}

/* ---------- Member cards ---------- */
.member-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.member{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);
  padding:24px 20px;text-align:center;transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.member:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.member-avatar{
  width:62px;height:62px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(140deg,var(--blue-050),var(--teal-050));
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;color:var(--blue);letter-spacing:-.03em;
}
.member-role{font-size:12px;font-weight:800;color:var(--blue);letter-spacing:.03em;margin-bottom:5px}
.member-name{font-size:17px;font-weight:700;letter-spacing:-.03em;margin-bottom:6px}
.member-field{font-size:13.5px;color:var(--gray-500);line-height:1.6}

/* ---------- Partner logos ---------- */
.logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.logo-item{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);
  height:104px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  padding:14px;text-align:center;transition:box-shadow .2s,border-color .2s;
}
.logo-item:hover{box-shadow:var(--shadow);border-color:#C9D8F5}
.logo-item img{max-height:42px;max-width:100%;object-fit:contain}
.logo-item .logo-fallback{
  font-weight:700;font-size:14px;color:var(--gray-600);letter-spacing:-.02em;line-height:1.4
}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--gray-200)}
.tl-item{position:relative;padding-bottom:28px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--blue);
}
.tl-date{font-size:13px;font-weight:800;color:var(--blue);letter-spacing:.02em;margin-bottom:4px}
.tl-title{font-size:16.5px;font-weight:700;margin-bottom:5px;letter-spacing:-.03em}
.tl-desc{font-size:14.5px;color:var(--gray-600);line-height:1.7}

/* ---------- News list ---------- */
.news-list{display:grid;gap:14px}
.news-item{
  display:flex;gap:22px;align-items:flex-start;background:#fff;border:1px solid var(--gray-200);
  border-radius:var(--radius);padding:24px 26px;transition:box-shadow .2s,border-color .2s,transform .2s;
}
.news-item:hover{box-shadow:var(--shadow);border-color:#C9D8F5;transform:translateX(3px)}
.news-date{
  flex-shrink:0;width:96px;font-size:13px;font-weight:700;color:var(--gray-500);padding-top:3px;
}
.news-body h3{font-size:17.5px;margin-bottom:7px;letter-spacing:-.03em}
.news-body p{font-size:14.5px;color:var(--gray-600);line-height:1.72}
.news-meta{margin-top:10px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* ---------- Accordion (FAQ) ---------- */
.acc{border:1px solid var(--gray-200);border-radius:var(--radius);overflow:hidden;background:#fff}
.acc + .acc{margin-top:10px}
.acc summary{
  padding:19px 24px;font-weight:700;font-size:16px;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;letter-spacing:-.028em;
}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";font-size:22px;font-weight:400;color:var(--blue);flex-shrink:0;line-height:1}
.acc[open] summary::after{content:"–"}
.acc summary:hover{background:var(--gray-050)}
.acc-body{padding:0 24px 22px;font-size:15px;color:var(--gray-600);line-height:1.8}

/* ---------- Forms ---------- */
.form{display:grid;gap:18px;background:#fff;border:1px solid var(--gray-200);
  border-radius:var(--radius-lg);padding:34px}
.field{display:grid;gap:7px}
.field label{font-size:14px;font-weight:700;color:var(--gray-700)}
.field .req{color:#DC2626;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--gray-300);border-radius:10px;
  font-size:15px;font-family:inherit;color:var(--gray-900);background:#fff;
  transition:border-color .16s,box-shadow .16s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,95,224,.14);
}
.field textarea{min-height:130px;resize:vertical;line-height:1.7}
.field-hint{font-size:12.5px;color:var(--gray-500)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.checkline{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--gray-600);line-height:1.6}
.checkline input{width:auto;margin-top:4px;flex-shrink:0}

/* ---------- Notice box ---------- */
.notice{
  border-left:4px solid var(--blue);background:var(--blue-050);
  padding:20px 24px;border-radius:0 12px 12px 0;font-size:14.5px;color:var(--gray-700);line-height:1.78;
}
.notice strong{color:var(--navy)}
.notice--teal{border-left-color:var(--teal);background:var(--teal-050)}
.notice--gray{border-left-color:var(--gray-400);background:var(--gray-050);color:var(--gray-600)}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-visual{
  border-radius:var(--radius-lg);padding:40px;min-height:290px;
  background:linear-gradient(150deg,#0F2A5F,#1F5FE0);color:#fff;
  display:flex;flex-direction:column;justify-content:center;gap:16px;position:relative;overflow:hidden;
}
.split-visual::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px 240px at 88% 12%,rgba(0,180,166,.34),transparent 66%);
}
.split-visual > *{position:relative;z-index:1}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(140deg,#0A1628,#12356F);color:#fff;border-radius:var(--radius-lg);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:34px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 260px at 92% 0%,rgba(0,180,166,.28),transparent 64%);
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:clamp(22px,2.8vw,29px);margin-bottom:11px;letter-spacing:-.035em}
.cta-band p{color:#A9C0E0;font-size:15.5px;line-height:1.75}
.cta-band .btns{display:flex;gap:11px;flex-shrink:0;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#8FA6C4;padding:60px 0 34px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:38px;
  border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand .brand-ko{color:#fff}
.footer-brand .brand-en{color:#7E96B8}
.footer-desc{margin-top:16px;line-height:1.8;font-size:13.5px;color:#8FA6C4;max-width:330px}
.footer-col h4{font-size:13.5px;color:#fff;margin-bottom:15px;letter-spacing:.02em}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:#8FA6C4;transition:color .16s}
.footer-col a:hover{color:#fff}
.footer-bottom{padding-top:26px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:12.5px;color:#6E86A6;line-height:1.8}
.footer-disclaimer{
  margin-top:22px;padding:16px 20px;border-radius:11px;background:rgba(255,255,255,.045);
  font-size:12.5px;color:#8098BA;line-height:1.8;border:1px solid rgba(255,255,255,.07);
}

/* ---------- 위원장 인사말 ---------- */
.serif{font-family:'Noto Serif KR','Noto Serif CJK KR',AppleMyungjo,'Nanum Myeongjo',serif}
.greeting{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:52px 56px;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);
}
.greeting::before{
  content:"“";position:absolute;top:6px;left:34px;font-size:130px;line-height:1;
  color:var(--blue-050);font-family:Georgia,serif;pointer-events:none;
}
.greeting-body{position:relative;z-index:1}
.greeting-body p{font-size:16.5px;line-height:2.0;color:var(--gray-700);margin-bottom:22px}
.greeting-body p strong{color:var(--navy)}
.greeting-sign{
  display:flex;justify-content:flex-end;align-items:baseline;gap:14px;margin-top:34px;
  padding-top:26px;border-top:1px solid var(--gray-200);
}
.greeting-sign .gs-org{font-size:14px;color:var(--gray-500);font-weight:600}
.greeting-sign .gs-name{font-size:22px;font-weight:800;letter-spacing:.14em;color:var(--ink)}
@media (max-width:600px){.greeting{padding:34px 24px}}

/* ---------- 조직도 (Org Chart) ---------- */
.org-chart{max-width:980px;margin:0 auto}
.oc-node{
  background:#fff;border:1px solid var(--gray-200);border-radius:14px;text-align:center;
  padding:18px 22px;box-shadow:var(--shadow-sm);
}
.oc-tag{font-size:10.5px;font-weight:800;letter-spacing:.16em;color:var(--blue);margin-bottom:5px}
.oc-title{font-size:17px;font-weight:800;letter-spacing:-.03em;color:var(--ink)}
.oc-desc{font-size:12.5px;color:var(--gray-500);margin-top:4px;line-height:1.55}

.oc-lv1{
  max-width:300px;margin:0 auto;
  background:linear-gradient(140deg,#0F2A5F,#1F5FE0);border:none;box-shadow:0 12px 30px rgba(31,95,224,.30);
}
.oc-lv1 .oc-tag{color:#8FD8CF}
.oc-lv1 .oc-title{color:#fff;font-size:20px}
.oc-lv1 .oc-desc{color:#B8CBE8}

.oc-lv2{max-width:260px;margin:0 auto;border-color:#B9CCF2;background:var(--blue-050)}
.oc-lv2 .oc-title{color:var(--navy)}

.oc-vline{width:2px;height:26px;background:var(--gray-300);margin:0 auto}
.oc-hline{height:2px;background:var(--gray-300);width:66.66%;margin:0 auto}
.oc-stub{width:2px;height:22px;background:var(--gray-300);margin:0 auto}

.oc-siderow{display:flex;align-items:center;justify-content:center;max-width:820px;margin:0 auto}
.oc-side{flex:0 0 220px;border-style:dashed;border-color:var(--gray-300);background:var(--gray-050)}
.oc-dash{flex:1;border-top:2px dashed var(--gray-300);height:0}
.oc-spine{width:2px;height:64px;background:var(--gray-300);flex:0 0 2px}

.oc-branches{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.oc-branch{display:flex;flex-direction:column}
.oc-pillar{
  border-top:3px solid var(--blue);border-radius:12px;
}
.oc-pillar .oc-title{font-size:16px}
.oc-pillar--teal{border-top-color:var(--teal)}
.oc-pillar--gray{border-top-color:var(--gray-400)}
.oc-childs{display:grid;gap:7px;margin-top:10px;position:relative;padding-left:18px}
.oc-childs::before{content:"";position:absolute;left:7px;top:-4px;bottom:12px;width:2px;background:var(--gray-200)}
.oc-child{
  position:relative;background:#fff;border:1px solid var(--gray-200);border-radius:9px;
  padding:9px 13px;font-size:13.5px;font-weight:600;color:var(--gray-700);text-align:left;
}
.oc-child::before{content:"";position:absolute;left:-11px;top:50%;width:10px;height:2px;background:var(--gray-200)}
.oc-child small{display:block;font-weight:500;font-size:11.5px;color:var(--gray-500);margin-top:2px}

.oc-band{
  background:#fff;border:1px solid var(--gray-200);border-radius:14px;padding:20px 26px;
  display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;text-align:center;
  box-shadow:var(--shadow-sm);
}
.oc-band--accent{border-color:#BFE8E3;background:var(--teal-050)}
.oc-band .oc-title{font-size:16px}
.oc-band .badge{flex-shrink:0}

@media (max-width:860px){
  .oc-branches{grid-template-columns:1fr;gap:14px}
  .oc-hline{display:none}
  .oc-stub{height:16px}
  .oc-siderow{flex-direction:column;gap:10px}
  .oc-dash{display:none}
  .oc-spine{height:22px}
  .oc-side{flex:none;width:100%;max-width:300px}
}

/* ---------- 소식 게시판 (블로그형) ---------- */
.board-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.board-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--gray-200);
  border-radius:var(--radius-lg);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.board-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#C9D8F5}
.board-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--gray-100)}
.board-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.board-card:hover .board-thumb img{transform:scale(1.045)}
.board-thumb--ph{
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;
  background:linear-gradient(140deg,#0F2A5F,#1F5FE0);color:#fff;
}
.board-thumb--ph .ph-mark{font-size:21px;font-weight:900;letter-spacing:.08em;opacity:.92}
.board-thumb--ph .ph-mark em{font-style:normal;color:#6FE3D8}
.board-thumb--ph .ph-cat{font-size:12px;font-weight:700;color:#A9C0E0;letter-spacing:.14em}
.board-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.board-meta{display:flex;align-items:center;gap:9px}
.board-date{font-size:12.5px;font-weight:700;color:var(--gray-500)}
.board-title{font-size:17px;font-weight:800;letter-spacing:-.03em;line-height:1.42;color:var(--ink)}
.board-card:hover .board-title{color:var(--blue)}
.board-sum{font-size:14px;color:var(--gray-600);line-height:1.68;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.board-more{margin-top:auto;padding-top:8px;font-size:13px;font-weight:700;color:var(--blue)}
@media (max-width:960px){.board-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.board-grid{grid-template-columns:1fr}}

/* ---------- 게시글 본문 ---------- */
.post-wrap{max-width:780px;margin:0 auto;padding:0 22px}
.post-cover{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:36px;box-shadow:var(--shadow)}
.post-cover img{width:100%;display:block}
.post-body{font-size:16.5px;line-height:1.9;color:var(--gray-700)}
.post-body p{margin-bottom:22px}
.post-body h2{
  font-size:22px;margin:40px 0 16px;padding-left:14px;position:relative;color:var(--ink);
}
.post-body h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;
  border-radius:2px;background:linear-gradient(180deg,var(--blue),var(--teal))}
.post-body h3{font-size:18px;margin:30px 0 12px;color:var(--ink)}
.post-body ul{margin:0 0 22px;padding-left:4px}
.post-body li{position:relative;padding-left:20px;margin-bottom:9px}
.post-body li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;
  border-radius:50%;background:var(--blue)}
.post-body figure{margin:28px 0}
.post-body figure img{border-radius:14px;box-shadow:var(--shadow)}
.post-body figcaption{font-size:13px;color:var(--gray-500);text-align:center;margin-top:10px}
.post-body strong{color:var(--navy)}
.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:38px;padding-top:26px;border-top:1px solid var(--gray-200)}
.post-tags .chip{background:var(--blue-050);color:var(--blue-600)}
.post-nav{display:flex;justify-content:space-between;gap:12px;margin-top:34px;flex-wrap:wrap}

/* ---------- 출강 교육 페이지 ---------- */
.hl-pill{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(111,227,216,.45);
  font-size:13.5px;font-weight:700;color:#8FE8DD;margin-bottom:20px;letter-spacing:-.01em;
}
.hl-pill svg,.hl-pill i{width:16px;height:16px;color:#6FE3D8}

.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.price-card{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:30px 22px 26px;text-align:center;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#C9D8F5}
.price-hours{font-size:13.5px;font-weight:800;color:var(--blue);letter-spacing:.02em}
.price-num{font-size:clamp(34px,3.6vw,44px);font-weight:800;color:var(--ink);letter-spacing:-.04em;margin:8px 0 4px;line-height:1.1}
.price-num small{font-size:16px;font-weight:700;color:var(--gray-600);margin-left:2px;letter-spacing:0}
.price-note{font-size:12.5px;color:var(--gray-500);font-weight:600;padding-top:10px;margin-top:10px;border-top:1px solid var(--gray-100)}

.cu-card{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  padding:26px 26px 24px;
}
.cu-head{display:flex;align-items:center;gap:13px;margin-bottom:16px;padding-bottom:15px;border-bottom:1px solid var(--gray-100)}
.cu-num{
  flex-shrink:0;font-size:13px;font-weight:800;color:#fff;background:var(--navy);
  border-radius:8px;padding:8px 11px;letter-spacing:.05em;line-height:1;
}
.cu-title{flex:1}
.cu-title h3{font-size:17px;letter-spacing:-.03em;line-height:1.35}
.cu-tag{font-size:11.5px;color:var(--gray-500);font-weight:700;letter-spacing:.01em}
.cu-icon{
  flex-shrink:0;width:40px;height:40px;border-radius:11px;background:var(--blue-050);color:var(--blue);
  display:flex;align-items:center;justify-content:center;
}
.cu-icon svg,.cu-icon i{width:20px;height:20px}
.cu-list{display:grid;gap:7px}
.cu-list li{position:relative;padding-left:16px;font-size:13.8px;color:var(--gray-600);line-height:1.62}
.cu-list li::before{content:"";position:absolute;left:2px;top:9px;width:5px;height:5px;border-radius:50%;background:var(--blue);opacity:.5}

.combo{
  display:block;font-size:13px;font-weight:700;color:var(--blue-600);background:var(--blue-050);
  padding:9px 13px;border-radius:9px;line-height:1.6;margin:4px 0 13px;letter-spacing:-.01em;
}

.inst-card{
  display:flex;gap:15px;align-items:center;background:#fff;border:1px solid var(--gray-200);
  border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);
}
.inst-avatar{
  flex-shrink:0;width:52px;height:52px;border-radius:14px;background:var(--blue-050);color:var(--blue);
  display:flex;align-items:center;justify-content:center;
}
.inst-avatar svg,.inst-avatar i{width:25px;height:25px}
.inst-avatar--teal{background:var(--teal-050);color:#00857A}
.inst-deg{font-size:11.5px;font-weight:700;color:var(--gray-500);letter-spacing:.02em}
.inst-deg strong{color:var(--blue)}
.inst-name{font-size:17px;font-weight:800;letter-spacing:-.03em;margin:3px 0 2px}
.inst-field{font-size:12.5px;color:var(--gray-500)}

.small-contact{text-align:center;font-size:12.5px;color:var(--gray-400);margin-top:22px;letter-spacing:.01em}
.small-contact a{color:var(--gray-500)}

@media (max-width:860px){.price-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:420px){.price-grid{grid-template-columns:1fr}}

/* ---------- 구글폼 임베드 ---------- */
.gform-wrap{
  background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.gform-wrap iframe{display:block;width:100%;height:1500px;border:0}
@media (max-width:600px){.gform-wrap iframe{height:1650px}}

/* ---------- Reveal on scroll ----------
   JS가 동작할 때만 숨겼다가 보여줍니다. JS가 꺼져 있어도 내용은 항상 보입니다. */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- Responsive ---------- */
@media (max-width:1230px){
  .nav{
    position:fixed;inset:var(--header-h) 0 auto 0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:12px 18px 22px;border-bottom:1px solid var(--gray-200);
    box-shadow:var(--shadow-lg);display:none;max-height:calc(100vh - var(--header-h));overflow-y:auto;
  }
  .nav.is-open{display:flex}
  .nav > a{padding:14px 12px;border-radius:10px;font-size:15.5px}
  .header-cta{margin:12px 0 0;flex-direction:column;gap:9px}
  .header-cta .btn{width:100%}
  .nav-toggle{display:flex}
  .logo-grid{grid-template-columns:repeat(4,1fr)}
  .member-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:860px){
  .section{padding:62px 0}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 30px}
  .hero-inner{padding:78px 0 70px}
  .logo-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:600px){
  body{font-size:15.5px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .member-grid{grid-template-columns:repeat(2,1fr)}
  .logo-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .news-item{flex-direction:column;gap:10px}
  .news-date{width:auto}
  .form{padding:24px 20px}
  .footer-top{grid-template-columns:1fr}
  .card{padding:26px 22px}
}

/* ---------- Print ---------- */
@media print{
  .site-header,.site-footer,.nav-toggle,.cta-band{display:none}
  body{font-size:12pt}
}