/* ============================================================
   DAEGU VISION X — style.css
   Dark cinematic + light policy sections
   ============================================================ */

:root{
  --navy-900:#0A1B33;
  --navy-850:#0C2038;
  --navy-800:#0E2545;
  --navy-700:#123056;
  --cyan:#35C4F0;
  --cyan-bright:#5BD8FF;
  --blue:#2B6FF0;
  --ink:#0A1B33;
  --ink-soft:#42536b;
  --light-bg:#F3F5F8;
  --light-bg2:#EBEFF4;
  --white:#ffffff;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#dfe4ec;

  --maxw:1200px;
  --pad:clamp(20px,5vw,64px);
  --radius:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:66px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h);-webkit-text-size-adjust:100%}
body{
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Malgun Gothic","Apple SD Gothic Neo",system-ui,sans-serif;
  background:var(--navy-900);color:#fff;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
  word-break:keep-all;overflow-wrap:break-word;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
b,strong{font-weight:700}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
.grad{background:linear-gradient(96deg,var(--cyan-bright),var(--cyan) 55%,var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}
.mobile-only{display:none}

/* Korean-friendly line wrapping */
.hero-title,.sec-title,.closing-title,.shift-punch,.feature-line,.sub-title,.closing-brand{text-wrap:balance}
.hero-en,.hero-desc,.hero-tag,.sec-lead,.sec-en,.closing-en,.closing-sub,.stat-line,
.mini-body p,.zone-body p,.pcard p,.eco-role,.road em,.reason-list em{text-wrap:pretty}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:fixed;inset:0 0 auto 0;height:var(--header-h);z-index:100;
  display:flex;align-items:center;
  background:rgba(10,27,51,0);backdrop-filter:blur(0);
  transition:background .4s var(--ease),backdrop-filter .4s var(--ease),box-shadow .4s var(--ease);
}
.site-header.scrolled{
  background:rgba(9,23,44,.82);backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--line-dark);
}
.nav-inner{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;letter-spacing:.14em;font-weight:600}
.brand-text b{color:#fff}
.brand-text em{font-style:normal;color:var(--cyan)}
.brand-mark{width:16px;height:16px;border-radius:50%;position:relative;flex:0 0 auto;
  background:radial-gradient(circle,var(--cyan) 0 22%,transparent 26%);
  box-shadow:0 0 0 4px rgba(53,196,240,.18),0 0 0 8px rgba(53,196,240,.08)}
.nav-links{display:flex;gap:6px}
.nav-links a{position:relative;padding:8px 14px;font-size:14.5px;font-weight:600;color:rgba(255,255,255,.82);
  border-radius:9px;transition:color .25s,background .25s}
.nav-links a span{font-size:11px;letter-spacing:.06em;color:rgba(255,255,255,.4);margin-left:5px;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.07)}
.nav-links a.active span{color:var(--cyan)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;
  transform:scale(1.08);filter:blur(2px) brightness(.86) saturate(1.05);
  animation:heroZoom 18s ease-out forwards;z-index:-2}
@keyframes heroZoom{to{transform:scale(1.02)}}
.hero-scrim{position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(90deg,rgba(7,18,36,.97) 0%,rgba(7,18,36,.86) 46%,rgba(7,18,36,.66) 100%),
    linear-gradient(0deg,rgba(7,16,32,.98) 2%,rgba(7,16,32,.5) 46%,rgba(7,16,32,.88) 100%),
    radial-gradient(120% 80% at 30% 42%,transparent 40%,rgba(6,14,28,.5) 100%),
    rgba(7,16,32,.16);
}
.hero-content{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad);
  padding-block:calc(var(--header-h) + 24px) 40px}
.hero-content .hero-en,.hero-content .hero-desc{max-width:560px}
.eyebrow{font-size:13px;letter-spacing:.42em;font-weight:600;color:var(--cyan);margin-bottom:22px}
.hero-title{
  font-size:clamp(2.3rem,6.6vw,5rem);line-height:1.1;font-weight:800;letter-spacing:-.02em;
  text-shadow:0 6px 40px rgba(0,0,0,.45)}
.hero-en{margin-top:20px;font-size:clamp(.95rem,1.9vw,1.35rem);font-weight:500;color:rgba(255,255,255,.72);letter-spacing:.01em}
.hero-tag{margin-top:26px;font-size:clamp(.85rem,1.5vw,1.05rem);font-weight:600;letter-spacing:.12em;color:#fff;
  display:inline-block;padding:8px 16px;border:1px solid rgba(91,216,255,.4);border-radius:100px;
  background:rgba(53,196,240,.08)}
.hero-desc{margin-top:22px;font-size:clamp(1rem,1.6vw,1.15rem);color:rgba(255,255,255,.86);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:100px;font-weight:700;font-size:15px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s}
.btn span{font-size:11px;font-weight:500;opacity:.65;letter-spacing:.05em}
.btn-primary{background:linear-gradient(96deg,var(--cyan),var(--blue));color:#04121f;
  box-shadow:0 10px 34px -8px rgba(53,196,240,.6)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px -8px rgba(53,196,240,.75)}
.btn-ghost{border:1px solid rgba(255,255,255,.3);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-3px)}
.scroll-ind{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);width:26px;height:42px;
  border:2px solid rgba(255,255,255,.4);border-radius:20px;display:flex;justify-content:center;z-index:2}
.scroll-ind span{width:4px;height:9px;background:var(--cyan);border-radius:3px;margin-top:7px;animation:scrollDot 1.6s infinite}
@keyframes scrollDot{0%{opacity:0;transform:translateY(-4px)}40%{opacity:1}80%{opacity:0;transform:translateY(10px)}}

/* radar motif */
.radar{position:absolute;border-radius:50%;pointer-events:none;z-index:-1;
  border:1px solid rgba(91,216,255,.35);
  box-shadow:0 0 0 18px rgba(91,216,255,.04),0 0 0 44px rgba(91,216,255,.03),0 0 0 78px rgba(91,216,255,.02);}
.radar::after{content:"";position:absolute;inset:36%;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 24px 4px rgba(53,196,240,.7);animation:pulse 3s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:.5;transform:scale(.85)}50%{opacity:1;transform:scale(1.05)}}
.radar-hero{width:min(46vw,520px);aspect-ratio:1;right:-6vw;top:16%;opacity:.55}
.radar-shift{width:420px;aspect-ratio:1;right:-140px;top:-80px;opacity:.4}
.radar-closing{width:min(60vw,640px);aspect-ratio:1;right:-8vw;top:50%;transform:translateY(-50%);opacity:.5}

/* ============================================================
   SECTION BASE
   ============================================================ */
.section{position:relative;padding-block:clamp(72px,10vh,128px);overflow:hidden}
.section.dark{background:var(--navy-900)}
.section.dark#shift{background:linear-gradient(180deg,var(--navy-900),var(--navy-850))}
.section.light{background:var(--light-bg);color:var(--ink)}
.section.light.alt{background:var(--light-bg2)}
.sec-head{max-width:860px;margin-bottom:clamp(38px,5vw,60px)}
.sec-index{display:inline-block;font-size:12px;letter-spacing:.28em;font-weight:700;color:var(--cyan);margin-bottom:18px}
.sec-index.light{color:var(--cyan-bright)}
.section.light .sec-index{color:var(--blue)}
.sec-title{font-size:clamp(1.7rem,4.2vw,3rem);line-height:1.18;font-weight:800;letter-spacing:-.02em}
.sec-title.dark-ink{color:var(--ink)}
.sec-en{margin-top:14px;font-size:clamp(.9rem,1.6vw,1.1rem);font-weight:500;color:rgba(255,255,255,.55);letter-spacing:.01em}
.sec-en.muted-ink{color:var(--ink-soft)}
.sec-lead{margin-top:20px;font-size:clamp(1rem,1.8vw,1.25rem);color:rgba(255,255,255,.86);max-width:720px}
.section.light .sec-lead{color:var(--ink-soft)}
.strike{position:relative;white-space:nowrap;color:rgba(255,255,255,.55)}
.strike::after{content:"";position:absolute;left:-2%;right:-2%;top:52%;height:3px;background:var(--cyan);
  border-radius:3px;transform:scaleX(0);transform-origin:left;transition:transform .6s .2s var(--ease)}
.reveal.in .strike::after,.in .strike::after{transform:scaleX(1)}
.sub-title{font-size:clamp(1.2rem,2.4vw,1.6rem);font-weight:700;margin-block:clamp(40px,6vw,64px) 26px}
.sub-title span{font-size:.62em;font-weight:500;color:rgba(255,255,255,.4);margin-left:8px}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(40px,6vw,60px)}
.chips li{padding:10px 20px;border-radius:100px;font-weight:700;font-size:15px;
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line-dark)}
.chips li span{font-size:11px;font-weight:500;color:var(--cyan);margin-left:6px;letter-spacing:.04em}

/* ---------- mini grid (concept) ---------- */
.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.mini{border-radius:var(--radius);overflow:hidden;position:relative;border:1px solid var(--line-dark);
  background:var(--navy-850);transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s}
.mini:hover{transform:translateY(-6px);border-color:rgba(91,216,255,.45);
  box-shadow:0 24px 50px -20px rgba(0,0,0,.7)}
.mini-img{aspect-ratio:4/3;background-size:cover;background-position:center top;transition:transform .6s var(--ease)}
.mini:hover .mini-img{transform:scale(1.06)}
.mini-body{padding:18px 18px 20px}
.mini-body h3{font-size:1.05rem;font-weight:700}
.mini-body p{margin-top:5px;font-size:13px;color:rgba(255,255,255,.55)}
.mini-body p span{color:var(--cyan);margin-left:5px;font-size:11px}

/* ============================================================
   FRAME SHIFT
   ============================================================ */
.shift-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:stretch;gap:22px;margin-top:8px}
.shift-col{border-radius:var(--radius);padding:clamp(24px,3vw,38px);border:1px solid var(--line-dark)}
.shift-col.before{background:rgba(255,255,255,.03)}
.shift-col.after{background:linear-gradient(180deg,rgba(53,196,240,.1),rgba(43,111,240,.06));
  border-color:rgba(91,216,255,.4);box-shadow:0 20px 60px -30px rgba(53,196,240,.5)}
.shift-label{display:inline-block;font-size:13px;letter-spacing:.12em;font-weight:700;margin-bottom:20px;
  color:rgba(255,255,255,.5)}
.shift-label em{font-style:normal;font-size:11px;margin-left:6px;opacity:.6}
.after .shift-label{color:var(--cyan)}
.shift-col ul li{font-size:clamp(1rem,1.8vw,1.2rem);font-weight:600;padding:11px 0;border-bottom:1px solid var(--line-dark)}
.shift-col ul li:last-child{border-bottom:0}
.before ul li{color:rgba(255,255,255,.5)}
.shift-arrow{display:flex;align-items:center;justify-content:center;color:var(--cyan)}
.shift-punch{text-align:center;margin-top:clamp(38px,5vw,56px);font-size:clamp(1.2rem,3vw,2rem);font-weight:700;line-height:1.4}
.shift-punch .en{display:block;font-size:.5em;font-weight:500;color:rgba(255,255,255,.45);margin-top:12px;letter-spacing:.02em}

/* ============================================================
   EXPERIENCE 3x3
   ============================================================ */
.exp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.exp-tile{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line-dark);background:#000}
.exp-img{aspect-ratio:16/11;background-size:cover;background-position:center 22%;
  transition:transform .7s var(--ease),filter .4s}
.exp-tile:hover .exp-img{transform:scale(1.08)}
.exp-tile figcaption{position:absolute;inset:auto 0 0 0;padding:22px 18px 16px;
  background:linear-gradient(0deg,rgba(6,14,28,.92) 8%,rgba(6,14,28,0));
  display:flex;flex-direction:column}
.exp-tile figcaption b{font-size:1.02rem;font-weight:700}
.exp-tile figcaption span{font-size:11.5px;color:var(--cyan);letter-spacing:.03em;margin-top:2px}
.exp-tile::before{content:"";position:absolute;inset:0;border:2px solid transparent;border-radius:14px;
  transition:border-color .35s;z-index:2;pointer-events:none}
.exp-tile:hover::before{border-color:rgba(91,216,255,.55)}

/* ============================================================
   EXPERIENCE CENTER
   ============================================================ */
.center{padding-top:0}
.center-hero{position:relative;min-height:82vh;display:flex;align-items:flex-end;
  background-size:cover;background-position:center;margin-bottom:clamp(48px,7vw,80px)}
.center-hero-scrim{position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(8,18,36,.97) 4%,rgba(8,18,36,.35) 55%,rgba(8,18,36,.7) 100%)}
.center-hero-copy{position:relative;padding-block:clamp(40px,7vw,90px)}
.center-hero-copy .sec-lead{color:#fff}

.zone-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.zone{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-dark);
  background:var(--navy-850);transition:transform .4s var(--ease),box-shadow .4s,border-color .4s}
.zone:hover{transform:translateY(-6px);border-color:rgba(91,216,255,.45);box-shadow:0 26px 54px -22px rgba(0,0,0,.75)}
.zone-tag{position:absolute;top:14px;left:14px;z-index:3;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#04121f;
  background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 4px 14px rgba(53,196,240,.5)}
.zone-img{aspect-ratio:16/10;background-size:cover;background-position:center top;transition:transform .6s var(--ease)}
.zone:hover .zone-img{transform:scale(1.07)}
.zone-body{padding:18px 20px 22px}
.zone-body h4{font-size:1.1rem;font-weight:700}
.zone-body p{margin-top:7px;font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.5}

/* feature split */
.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:clamp(40px,6vw,64px)}
.feature{position:relative;min-height:360px;border-radius:var(--radius);overflow:hidden;
  background-size:cover;background-position:center;display:flex;align-items:flex-end;padding:26px}
.feature-scrim{position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,14,28,.85),rgba(6,14,28,.05) 65%)}
.feature-card{position:relative;padding:24px 26px;max-width:420px}
.glass{background:rgba(255,255,255,.08);backdrop-filter:blur(16px);
  border:1px solid rgba(91,216,255,.4);border-radius:14px;
  box-shadow:0 16px 44px -18px rgba(0,0,0,.7)}
.feature-kicker{font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--cyan)}
.feature-line{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:800;margin-top:10px;line-height:1.2}
.feature-en{font-size:13px;color:rgba(255,255,255,.66);margin-top:8px}

/* ============================================================
   LIGHT SECTIONS
   ============================================================ */
.card-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{background:#fff;border:1px solid var(--line-light);border-radius:var(--radius);padding:32px 28px;
  transition:transform .4s var(--ease),box-shadow .4s}
.pcard:hover{transform:translateY(-6px);box-shadow:0 26px 50px -26px rgba(30,50,90,.4)}
.pcard-ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:24px;color:var(--blue);
  background:linear-gradient(135deg,rgba(43,111,240,.12),rgba(53,196,240,.1));margin-bottom:20px}
.pcard h3{font-size:1.2rem;font-weight:700;color:var(--ink)}
.pcard p{margin-top:12px;font-size:15px;color:var(--ink-soft);line-height:1.62}
.stat-line{margin-top:34px;font-size:clamp(.95rem,1.7vw,1.15rem);color:var(--ink-soft);text-align:center;
  padding:22px;background:#fff;border-radius:var(--radius);border:1px solid var(--line-light)}
.stat-line b{color:var(--blue)}

.reason-list{display:grid;gap:14px}
.reason-list li{display:grid;grid-template-columns:200px 260px 1fr;gap:18px;align-items:center;
  background:#fff;border:1px solid var(--line-light);border-radius:var(--radius);padding:24px 28px;
  transition:transform .35s var(--ease),box-shadow .35s}
.reason-list li:hover{transform:translateX(6px);box-shadow:0 20px 44px -26px rgba(30,50,90,.4)}
.reason-list .rk{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--blue)}
.reason-list b{font-size:1.15rem;color:var(--ink);font-weight:800}
.reason-list em{font-style:normal;font-size:14.5px;color:var(--ink-soft)}

/* ecosystem table */
.eco-table{border:1px solid var(--line-light);border-radius:var(--radius);overflow:hidden;background:#fff}
.eco-row{display:grid;grid-template-columns:320px 1fr;gap:0}
.eco-row+.eco-row{border-top:1px solid var(--line-light)}
.eco-actor{padding:20px 26px;font-weight:700;color:var(--ink);background:var(--light-bg);font-size:15.5px}
.eco-role{padding:20px 26px;color:var(--ink-soft);font-size:15px;display:flex;align-items:center}
.eco-row.highlight .eco-actor{background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff}
.eco-row.highlight .eco-role{background:rgba(43,111,240,.05);color:var(--ink);font-weight:500}

/* roadmap */
.road{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.road::before{content:"";position:absolute;top:22px;left:8%;right:8%;height:2px;background:var(--line-light);z-index:0}
.road li{position:relative;text-align:center;z-index:1;background:transparent;padding-top:0}
.rn{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;
  font-weight:800;font-size:18px;color:#fff;background:var(--navy-900);box-shadow:0 6px 18px -6px rgba(10,27,51,.5)}
.rn.accent{background:linear-gradient(135deg,var(--blue),var(--cyan))}
.road .rt{display:block;font-size:12.5px;font-weight:700;color:var(--blue);margin-bottom:6px}
.road b{display:block;font-size:1.05rem;color:var(--ink);margin-bottom:8px}
.road em{font-style:normal;font-size:13px;color:var(--ink-soft);line-height:1.5}

/* budget */
.budget{margin-top:clamp(44px,6vw,68px);display:grid;grid-template-columns:300px 1fr;gap:34px;align-items:center;
  background:#fff;border:1px solid var(--line-light);border-radius:var(--radius);padding:clamp(26px,3.4vw,40px)}
.budget-head span{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--ink-soft)}
.budget-head b{display:block;font-size:clamp(2.6rem,6vw,3.8rem);font-weight:800;color:var(--ink);line-height:1}
.budget-head b em{font-style:normal;font-size:.34em;font-weight:700;margin-left:4px}
.budget-head p{margin-top:12px;font-size:12.5px;color:var(--ink-soft);line-height:1.5}
.budget-bars{display:grid;gap:12px}
.budget-bars li{display:grid;grid-template-columns:1fr auto;align-items:center;gap:14px;position:relative;
  padding:12px 16px;border-radius:10px;overflow:hidden;background:var(--light-bg);font-weight:600;color:var(--ink);font-size:14.5px}
.budget-bars li::before{content:"";position:absolute;inset:0 auto 0 0;width:var(--w);
  background:linear-gradient(90deg,rgba(43,111,240,.16),rgba(53,196,240,.14));transform:scaleX(0);transform-origin:left;
  transition:transform .9s var(--ease);z-index:0}
.budget-bars li.in::before,.in .budget-bars li::before{transform:scaleX(1)}
.budget-bars li span,.budget-bars li i{position:relative;z-index:1}
.budget-bars li i{font-style:normal;font-weight:700;color:var(--blue);font-size:13.5px}

/* ============================================================
   CLOSING
   ============================================================ */
.closing{background:radial-gradient(120% 90% at 70% 40%,var(--navy-700),var(--navy-900) 60%);
  min-height:88vh;display:flex;align-items:center}
.closing-inner{max-width:900px}
.closing-title{font-size:clamp(1.8rem,4.4vw,3.4rem);font-weight:800;line-height:1.24;letter-spacing:-.02em;margin-top:8px}
.closing-en{margin-top:22px;font-size:clamp(.9rem,1.7vw,1.1rem);color:rgba(255,255,255,.6)}
.closing-brand{margin-top:44px;font-size:clamp(1.3rem,3vw,2rem);font-weight:800;letter-spacing:.14em}
.closing-sub{margin-top:10px;font-size:14px;color:rgba(255,255,255,.5)}

/* floating contact CTA */
.fab-contact{position:fixed;right:clamp(16px,2.6vw,30px);bottom:clamp(16px,2.6vw,30px);z-index:95;
  display:inline-flex;align-items:center;gap:9px;padding:14px 22px;border-radius:100px;
  font-weight:700;font-size:15px;color:#04121f;
  background:linear-gradient(96deg,var(--cyan-bright),var(--cyan) 55%,var(--blue));
  box-shadow:0 14px 34px -8px rgba(53,196,240,.6),0 4px 16px rgba(0,0,0,.35);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
  animation:fabIn .5s .8s both}
.fab-contact::before{content:"";position:absolute;inset:0;border-radius:100px;
  box-shadow:0 0 0 0 rgba(53,196,240,.5);animation:fabPulse 3.2s var(--ease) infinite}
.fab-contact svg{position:relative;flex:0 0 auto}
.fab-contact:hover{transform:translateY(-3px);box-shadow:0 20px 44px -8px rgba(53,196,240,.78),0 6px 18px rgba(0,0,0,.4)}
@keyframes fabIn{from{opacity:0;transform:translateY(16px) scale(.92)}to{opacity:1;transform:none}}
@keyframes fabPulse{0%{box-shadow:0 0 0 0 rgba(53,196,240,.5)}70%{box-shadow:0 0 0 16px rgba(53,196,240,0)}100%{box-shadow:0 0 0 0 rgba(53,196,240,0)}}

/* footer */
.site-footer{background:#07152b;padding-block:28px;border-top:1px solid var(--line-dark)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:16px 24px;flex-wrap:wrap}
.footer-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.footer-brand{letter-spacing:.14em;font-weight:600;font-size:15px}
.footer-brand b{color:#fff}.footer-brand em{font-style:normal;color:var(--cyan)}
.footer-meta{font-size:13px;color:rgba(255,255,255,.45)}
.footer-copy{font-size:13px;color:rgba(255,255,255,.5);font-weight:500;letter-spacing:.02em}

/* ============================================================
   CONTACT MODAL + FORM
   ============================================================ */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}
.modal[hidden]{display:none}
.modal-overlay{position:absolute;inset:0;background:rgba(4,10,22,.74);backdrop-filter:blur(6px);
  opacity:0;transition:opacity .26s var(--ease)}
.modal.open .modal-overlay{opacity:1}
.modal-card{position:relative;width:100%;max-width:480px;max-height:calc(100dvh - 40px);overflow:auto;
  background:linear-gradient(180deg,var(--navy-800),var(--navy-850));
  border:1px solid rgba(91,216,255,.28);border-radius:20px;padding:clamp(24px,4vw,38px);
  box-shadow:0 40px 90px -30px rgba(0,0,0,.85);
  transform:translateY(18px) scale(.98);opacity:0;
  transition:transform .3s var(--ease),opacity .3s var(--ease)}
.modal.open .modal-card{transform:none;opacity:1}
.modal-close{position:absolute;top:12px;right:14px;width:40px;height:40px;border:0;border-radius:50%;
  background:none;color:rgba(255,255,255,.6);font-size:28px;line-height:1;cursor:pointer;transition:.2s}
.modal-close:hover{color:#fff;background:rgba(255,255,255,.08)}
.modal-kicker{font-size:12px;letter-spacing:.18em;font-weight:700;color:var(--cyan)}
.modal-title{font-size:clamp(1.4rem,4vw,1.7rem);font-weight:800;margin-top:8px}
.modal-sub{margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.55}

.contact-form{margin-top:22px;display:grid;gap:15px}
.contact-form label{display:grid;gap:7px;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.85)}
.contact-form label span{color:var(--cyan);font-size:11px;font-weight:500;margin-left:5px;letter-spacing:.04em}
.contact-form input,.contact-form textarea{width:100%;padding:13px 15px;border-radius:11px;
  border:1px solid var(--line-dark);background:rgba(255,255,255,.04);color:#fff;
  font:inherit;font-size:15px;font-weight:500;transition:border-color .2s,background .2s}
.contact-form textarea{resize:vertical;min-height:96px}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:rgba(255,255,255,.34);font-weight:400}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--cyan);
  background:rgba(53,196,240,.06);box-shadow:0 0 0 3px rgba(53,196,240,.14)}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0;pointer-events:none}
.form-submit{margin-top:6px;width:100%;justify-content:center;border:0;cursor:pointer}
.form-submit:disabled{opacity:.6;cursor:default}
.form-status{font-size:13px;color:rgba(255,255,255,.6);min-height:1em;text-align:center;margin:0}
.form-status.error{color:#ff9a9a}
.form-done{text-align:center;padding:18px 0 6px}
.done-ic{width:60px;height:60px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;
  font-size:28px;font-weight:800;color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:0 10px 28px -8px rgba(53,196,240,.6)}
.form-done h3{font-size:1.3rem;font-weight:800}
.form-done p{margin-top:10px;font-size:14px;color:rgba(255,255,255,.62);line-height:1.6}
.form-done .btn{margin-top:22px}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[style*="--i"]{transition-delay:calc(var(--i,0)*70ms)}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .mini-grid{grid-template-columns:repeat(2,1fr)}
  .reason-list li{grid-template-columns:160px 1fr;grid-auto-rows:auto}
  .reason-list em{grid-column:1/-1}
}

@media (max-width:768px){
  :root{--header-h:60px}
  .mobile-only{display:inline}
  .nav-links{position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;gap:0;
    background:rgba(9,23,44,.97);backdrop-filter:blur(16px);padding:10px var(--pad) 20px;
    transform:translateY(-120%);transition:transform .4s var(--ease);border-bottom:1px solid var(--line-dark)}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:15px 6px;border-bottom:1px solid var(--line-dark);border-radius:0;font-size:16px}
  .nav-toggle{display:flex}

  .hero-content{padding-top:calc(var(--header-h) + 40px)}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 0;justify-content:center;padding:14px 16px;white-space:nowrap}
  .hero-cta .btn span{display:none}
  .radar-hero{top:auto;bottom:8%;right:-24vw;opacity:.4}

  .exp-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .zone-grid{grid-template-columns:1fr 1fr}
  .feature-split{grid-template-columns:1fr}
  .feature{min-height:300px}

  .shift-grid{grid-template-columns:1fr;gap:16px}
  .shift-arrow{transform:rotate(90deg);padding:4px 0}

  .card-row{grid-template-columns:1fr}
  .reason-list li{grid-template-columns:1fr;gap:8px}
  .reason-list .rk{color:var(--blue)}

  .eco-row{grid-template-columns:1fr}
  .eco-actor{background:var(--light-bg)}
  .eco-row .eco-role{border-top:1px dashed var(--line-light)}

  .road{grid-template-columns:1fr;gap:0;text-align:left}
  .road::before{top:0;bottom:0;left:22px;right:auto;width:2px;height:auto}
  .road li{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;text-align:left;padding-block:14px}
  .rn{margin:0}
  .road .rt,.road b,.road em{grid-column:2}

  .budget{grid-template-columns:1fr;gap:24px;text-align:center}
  .budget-bars{text-align:left}
}

@media (max-width:480px){
  .fab-contact{padding:14px;gap:0}
  .fab-contact .fab-label{display:none}
  .exp-grid{grid-template-columns:1fr}
  .zone-grid{grid-template-columns:1fr}
  .mini-grid{grid-template-columns:1fr}
  .chips li{font-size:13.5px;padding:8px 15px}
}

/* ============================================================
   CAMPUS ALLIANCE (산학협력)
   ============================================================ */
.eco-row.uni .eco-actor{color:#0e6e8c;background:#EAF6FA}
.eco-row.uni .eco-role{background:#F6FBFD}

.campus-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,2.6vw,30px);margin-top:clamp(30px,4vw,44px)}
.campus-col{background:#fff;border:1px solid var(--line-light);border-radius:var(--radius);
  padding:clamp(24px,3vw,34px);box-shadow:0 24px 50px -34px rgba(30,50,90,.35);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.campus-col:hover{transform:translateY(-4px);box-shadow:0 30px 60px -30px rgba(30,50,90,.42)}
.campus-role{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.03em;
  color:var(--blue);background:rgba(43,111,240,.08);border-radius:999px;padding:6px 15px;margin-bottom:16px}
.campus-role.accent{color:#0e6e8c;background:rgba(53,196,240,.13)}
.campus-col h3{font-size:clamp(1.3rem,2.4vw,1.7rem);color:var(--ink);font-weight:800;line-height:1.2;margin-bottom:18px}
.campus-col h3 span{display:block;font-size:.46em;font-weight:600;color:var(--ink-soft);letter-spacing:.02em;margin-top:6px}
.campus-col ul{display:grid;gap:13px}
.campus-col li{position:relative;padding-left:26px;font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.5}
.campus-col li em{font-style:normal;font-weight:500;color:var(--ink-soft)}
.campus-col li::before{content:"";position:absolute;left:3px;top:8px;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),var(--blue))}
.campus-punch{margin-top:clamp(26px,3.4vw,40px);padding:clamp(22px,2.8vw,30px) clamp(24px,3.2vw,36px);
  background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;border-radius:var(--radius);
  font-size:clamp(1.02rem,1.7vw,1.18rem);line-height:1.58}
.campus-punch b{color:#fff}
@media(max-width:760px){.campus-grid{grid-template-columns:1fr}}