/* ============================================================
   JBSoft 정식 홈페이지 — 공통 스타일 (07 Navy Axis CI / 반응형)
   ============================================================ */
:root{
  --navy:#0C1A33; --navy-2:#073978; --navy-mid:#13243B;
  --blue:#0363C6; --cyan:#15C0D7; --teal:#0EA99F;
  --slate:#3C4A60; --light:#EAF1FA; --light-2:#F4F8FC;
  --border:#DCE1EB; --white:#FFFFFF; --mute:#9AA6B8;
  --maxw:1200px; --gutter:clamp(20px,5vw,64px);
  --grad:linear-gradient(125deg,var(--navy) 0%,var(--navy-2) 100%);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Malgun Gothic','Pretendard Variable',Pretendard,system-ui,-apple-system,sans-serif;
  color:var(--slate);background:var(--white);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden;}
a{color:inherit;text-decoration:none;}
img,svg{display:block;max-width:100%;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}
.eyebrow{font-family:'Courier New',monospace;font-weight:500;font-size:clamp(11px,1.4vw,12px);letter-spacing:0.18em;color:var(--cyan);margin-bottom:16px;}
.eyebrow.dark{color:var(--blue);}
h1{font-size:clamp(30px,5vw,56px);font-weight:800;line-height:1.18;letter-spacing:-0.03em;color:var(--navy);}
h2{font-size:clamp(24px,3.4vw,38px);font-weight:800;line-height:1.25;letter-spacing:-0.02em;color:var(--navy);}
.hl{color:var(--blue);}
.muted{color:var(--slate);}

/* ---------- Header ---------- */
.header{position:sticky;top:0;z-index:50;background:rgba(12,25,51,0.95);backdrop-filter:blur(8px);border-bottom:2px solid var(--cyan);}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo svg{filter:drop-shadow(0 0 5px rgba(21,192,215,0.5));}
.logo-text{font-weight:400;font-size:21px;color:var(--white);letter-spacing:-0.02em;}
.logo-text strong{font-weight:800;color:var(--cyan);}
.menu{display:flex;align-items:center;gap:clamp(16px,2.4vw,30px);margin-left:auto;}
.menu a{font-weight:500;font-size:15px;color:rgba(255,255,255,0.85);white-space:nowrap;padding:6px 2px;}
.menu a:hover{color:var(--cyan);}
.menu a.active{color:var(--cyan);border-bottom:2px solid var(--cyan);}
.cta{background:var(--blue);color:var(--white);padding:10px 20px;border-radius:6px;font-weight:700;font-size:14px;flex-shrink:0;}
.cta:hover{background:var(--cyan);color:var(--navy);}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;}
.hamburger span{width:24px;height:2px;background:var(--white);transition:.2s;}

/* ---------- Hero (home) ---------- */
.hero{position:relative;overflow:hidden;background:var(--grad);color:var(--white);}
.hero::before{content:"";position:absolute;inset:0;background:url("../assets/bg-hero.png") center/cover;opacity:1;filter:blur(4px) brightness(0.9);z-index:0;}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(760px 480px at 84% 10%,rgba(21,192,215,0.22),transparent 60%),linear-gradient(125deg,rgba(12,26,51,0.90),rgba(7,57,120,0.84));z-index:0;}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center;padding:clamp(56px,8vw,104px) 0;}
.hero .eyebrow{color:var(--cyan);}
.hero h1{color:var(--white);margin-bottom:22px;}
.hero h1 .hl{color:var(--cyan);text-shadow:0 0 26px rgba(21,192,215,0.5);}
.lead{font-size:clamp(15px,1.9vw,18px);line-height:1.7;opacity:0.92;margin-bottom:32px;max-width:560px;}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 26px;border-radius:6px;font-weight:700;font-size:15px;border:1px solid transparent;}
.btn.primary{background:var(--blue);color:var(--white);}
.btn.primary:hover{background:var(--cyan);color:var(--navy);}
.btn.ghost{background:transparent;color:var(--white);border-color:rgba(255,255,255,0.5);}
.btn.ghost:hover{background:rgba(255,255,255,0.1);}
.btn.big{padding:17px 32px;font-size:16px;}
.hero-visual{display:flex;justify-content:center;}
.hero-visual svg{filter:drop-shadow(0 0 18px rgba(21,192,215,0.35));width:min(340px,80vw);height:auto;}

/* ---------- Page banner (inner pages) ---------- */
.banner{position:relative;overflow:hidden;background:var(--grad);color:var(--white);padding:clamp(48px,7vw,84px) 0;}
.banner::after{content:"";position:absolute;inset:0;background:radial-gradient(680px 420px at 85% 12%,rgba(21,192,215,0.18),transparent 60%);}
.banner-in{position:relative;z-index:1;}
.banner .eyebrow{color:var(--cyan);}
.banner h1{color:var(--white);margin-bottom:14px;}
.banner p{font-size:clamp(14px,1.8vw,17px);opacity:0.9;max-width:680px;}

/* ---------- KPI ---------- */
.kpi{background:linear-gradient(180deg,var(--navy-mid),var(--navy));}
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:clamp(28px,4vw,40px) 0;}
.kpi-item{color:var(--white);padding-left:16px;position:relative;}
.kpi-item::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--cyan);box-shadow:0 0 10px rgba(21,192,215,0.6);}
.kpi-item .num{display:block;font-size:clamp(26px,3.4vw,34px);font-weight:800;letter-spacing:-0.02em;text-shadow:0 0 18px rgba(21,192,215,0.4);}
.kpi-item .num small{font-size:0.55em;opacity:0.85;}
.kpi-item .lbl{display:block;font-size:clamp(11px,1.4vw,13px);opacity:0.85;margin-top:4px;}

/* ---------- Sections (natural flow) ---------- */
section.block{padding:clamp(56px,8vw,100px) 0;}
.block.alt{background:var(--light-2);}
.sec-head{margin-bottom:clamp(32px,5vw,52px);}

/* cards grid */
.cards{display:grid;gap:18px;}
.cards.c5{grid-template-columns:repeat(5,1fr);}
.cards.c4{grid-template-columns:repeat(4,1fr);}
.cards.c3{grid-template-columns:repeat(3,1fr);}
.cards.c2{grid-template-columns:repeat(2,1fr);}
.card{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:26px 22px;transition:transform .15s,box-shadow .15s,border-color .15s;}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(3,99,198,0.12),0 0 16px rgba(21,192,215,0.16);border-color:var(--blue);}
.card .num{font-family:'Courier New',monospace;font-size:13px;color:var(--blue);display:block;margin-bottom:12px;}
.card h3{font-size:clamp(16px,2vw,19px);font-weight:800;color:var(--navy);margin-bottom:8px;}
.card p{font-size:14px;color:var(--slate);line-height:1.6;}
.card.hl{background:var(--navy);border-color:rgba(21,192,215,0.5);box-shadow:0 0 30px rgba(21,192,215,0.16);}
.card.hl h3,.card.hl .num{color:var(--white);}
.card.hl p{color:rgba(255,255,255,0.82);}
.card.hl em{color:var(--cyan);font-style:normal;}
.card .ic{margin-bottom:14px;}
.card .ic svg{filter:drop-shadow(0 0 3px rgba(3,99,198,0.3));}

/* AI rows */
.ai-row{display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(24px,4vw,44px);align-items:center;margin-bottom:clamp(36px,6vw,60px);}
.ai-row:last-child{margin-bottom:0;}
.ai-row.reverse .ai-text{order:2;}
.tagm{display:inline-block;font-family:'Courier New',monospace;font-size:12px;font-weight:700;letter-spacing:0.08em;color:var(--white);background:var(--blue);padding:5px 12px;border-radius:5px;margin-bottom:14px;box-shadow:0 0 14px rgba(3,99,198,0.4);}
.ai-text h3{font-size:clamp(20px,2.6vw,24px);font-weight:800;color:var(--navy);margin-bottom:12px;}
.ai-text p{font-size:15px;color:var(--slate);line-height:1.7;}
.ai-shots{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.ai-shots.two{grid-template-columns:repeat(2,1fr);}
.ai-shots img{width:100%;height:auto;border-radius:10px;border:1px solid var(--border);background:#fff;}

/* logowall */
.logowall{display:grid;grid-template-columns:repeat(7,1fr);gap:12px;}
.lw{background:var(--white);border:1px solid var(--border);height:72px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;color:var(--slate);border-radius:8px;text-align:center;padding:4px;}
.lw.accent{background:var(--navy);color:var(--cyan);border-color:var(--cyan);box-shadow:0 0 22px rgba(21,192,215,0.22);}

/* project list */
.proj{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px;}
.proj li{background:var(--light);border-left:3px solid var(--cyan);box-shadow:-2px 0 14px rgba(21,192,215,0.18);padding:14px 18px;border-radius:0 8px 8px 0;font-size:15px;color:var(--navy);font-weight:600;transition:box-shadow .15s;}
.proj li:hover{box-shadow:-2px 0 22px rgba(21,192,215,0.36);}
.proj .yr{font-family:'Courier New',monospace;font-size:12px;color:var(--blue);margin-right:10px;font-weight:700;}

/* partners */
.pt h3{font-size:clamp(16px,2vw,19px);font-weight:800;color:var(--navy);margin-bottom:8px;}
.pt .role{font-family:'Courier New',monospace;font-size:12px;color:var(--blue);margin-bottom:10px;}
.pt.hl{border:1px solid rgba(21,192,215,0.45);box-shadow:0 0 30px rgba(21,192,215,0.16);}
.pt.hl h3{text-shadow:0 0 14px rgba(21,192,215,0.4);}

/* contact */
.contact-band{position:relative;overflow:hidden;background:var(--grad);color:var(--white);padding:clamp(56px,8vw,90px) 0;}
.contact-band::before{content:"";position:absolute;inset:0;background:url("../assets/bg-contact.png") center/cover;filter:blur(4px) brightness(0.9);}
.contact-band::after{content:"";position:absolute;inset:0;background:radial-gradient(680px 420px at 88% 16%,rgba(21,192,215,0.2),transparent 62%),linear-gradient(125deg,rgba(12,26,51,0.9),rgba(7,57,120,0.82));}
.contact-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.contact-inner h2{color:var(--white);}
.contact-inner .btn.primary{background:var(--cyan);color:var(--navy);box-shadow:0 0 26px rgba(21,192,215,0.45);}
.contact-inner .btn.primary:hover{background:var(--white);}
.contact-info{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 40px;margin-top:36px;}
.contact-info .item{position:relative;z-index:1;}
.contact-info .k{font-family:'Courier New',monospace;font-size:12px;color:var(--cyan);letter-spacing:0.08em;margin-bottom:4px;}
.contact-info .v{font-size:16px;color:var(--white);}

/* ---------- Footer ---------- */
.footer{background:var(--navy);color:var(--white);padding:clamp(40px,6vw,56px) 0 36px;border-top:1px solid var(--navy-mid);}
.foot-row{display:grid;grid-template-columns:1fr 1.4fr;gap:32px;align-items:end;}
.foot-logo{font-weight:800;font-size:28px;color:var(--white);letter-spacing:-0.03em;}
.foot-logo span{color:var(--cyan);text-shadow:0 0 14px rgba(21,192,215,0.5);}
.foot-tag{font-family:'Courier New',monospace;font-size:11px;letter-spacing:0.14em;color:var(--cyan);margin-top:8px;}
.foot-info p{font-size:14px;opacity:0.85;margin-bottom:5px;}
.foot-mini{font-size:12px;opacity:0.55;margin-top:14px;}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero-visual{order:-1;}
  .cards.c5{grid-template-columns:repeat(3,1fr);}
  .cards.c4{grid-template-columns:repeat(2,1fr);}
  .ai-row,.ai-row.reverse{grid-template-columns:1fr;gap:20px;}
  .ai-row.reverse .ai-text{order:0;}
  .logowall{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:768px){
  .menu{position:fixed;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--navy);border-bottom:1px solid var(--navy-mid);padding:8px 0;
    max-height:0;overflow:hidden;transition:max-height .25s ease;}
  .menu.open{max-height:70vh;}
  .menu a{padding:14px var(--gutter);border-bottom:1px solid rgba(255,255,255,0.06);}
  .menu a.active{border-bottom:1px solid rgba(255,255,255,0.06);background:rgba(21,192,215,0.08);}
  .nav .cta{display:none;}
  .menu .cta-mobile{display:block;margin:10px var(--gutter);text-align:center;}
  .hamburger{display:flex;}
  .kpi-row{grid-template-columns:repeat(2,1fr);gap:16px;}
  .cards.c5,.cards.c3{grid-template-columns:1fr 1fr;}
  .ai-shots,.ai-shots.two{grid-template-columns:1fr 1fr;}
  .logowall{grid-template-columns:repeat(3,1fr);}
  .proj{grid-template-columns:1fr;}
  .contact-info{grid-template-columns:1fr;}
  .contact-inner{flex-direction:column;align-items:flex-start;}
  .foot-row{grid-template-columns:1fr;gap:20px;}
}
@media (max-width:460px){
  .kpi-row{grid-template-columns:1fr 1fr;}
  .cards.c5,.cards.c4,.cards.c3,.cards.c2{grid-template-columns:1fr;}
  .logowall{grid-template-columns:repeat(2,1fr);}
  .ai-shots,.ai-shots.two{grid-template-columns:1fr;}
}
.cta-mobile{display:none;}

/* ---------- 프로젝트 이력 표 ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:28px;border:1px solid var(--border);border-radius:12px;}
.proj-table{width:100%;border-collapse:collapse;font-size:15px;min-width:640px;}
.proj-table thead th{background:var(--navy);color:#fff;text-align:left;padding:13px 18px;font-weight:700;font-size:13px;letter-spacing:0.04em;white-space:nowrap;}
.proj-table thead th:last-child{text-align:right;}
.proj-table tbody td{padding:13px 18px;border-bottom:1px solid var(--border);color:var(--slate);vertical-align:middle;}
.proj-table tbody tr:last-child td{border-bottom:none;}
.proj-table tbody tr:nth-child(odd) td{background:var(--light-2);}
.proj-table tbody tr:hover td{background:var(--light);}
.proj-table .client{font-weight:700;color:var(--navy);white-space:nowrap;}
.proj-table .yr{font-family:'Courier New',monospace;font-size:13px;color:var(--blue);white-space:nowrap;text-align:right;}
.proj-table tbody tr:last-child .client{color:var(--teal);}