/* ═══════════════════════════════════════════════════════════════
   SR 공공 인프라 소프트웨어 — 마케팅 사이트 (Premium Redesign v2)
   2026-08-02 · 회장님 지시: 그룹 홈페이지(srgroup) 격 이상으로 재작업
   톤: Deep Navy + Electric Blue/Cyan + SR Red 포인트
   폰트: Pretendard Variable (자체호스팅) · JetBrains Mono (수치)
   외부 CDN 0 — 관공서 폐쇄망 대응
   ═══════════════════════════════════════════════════════════════ */

@font-face{font-family:'Pretendard Variable';font-style:normal;font-weight:45 920;font-display:swap;
  src:url('/water-marketing/assets/fonts/PretendardVariable.woff2') format('woff2-variations')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url('/water-marketing/assets/fonts/jetbrains-mono-latin-400.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:700;font-display:swap;
  src:url('/water-marketing/assets/fonts/jetbrains-mono-latin-700.woff2') format('woff2')}

:root{
  --navy-950:#070E1B; --navy-900:#0B1426; --navy-850:#0E1A2F; --navy-800:#101D35;
  --navy-750:#13233E; --navy-700:#162544; --navy-600:#1E3A5F;
  --blue-700:#1553C4; --blue-600:#1B6CE5; --blue-500:#2B7DE9; --blue-400:#4D9BF7; --blue-300:#7BB8FF;
  --cyan:#00E5FF; --cyan-dim:rgba(0,229,255,.55);
  --red:#E63946; --red-d:#C92B38;
  --ok:#2FD07B; --warn:#FFB020;
  --w:#FFFFFF;
  --t-1:rgba(255,255,255,.94);
  --t-2:rgba(255,255,255,.68);
  --t-3:rgba(255,255,255,.44);
  --t-4:rgba(255,255,255,.26);
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.035);
  --glass-2:rgba(255,255,255,.055);
  --font:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,system-ui,'Malgun Gothic',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --maxw:1200px;
  --r:14px; --r-lg:20px; --r-xl:26px;
  --sh:0 18px 48px rgba(0,0,0,.38);
  --sh-lg:0 34px 90px rgba(0,0,0,.52);
  --glow:0 0 0 1px rgba(0,229,255,.16),0 18px 60px rgba(27,108,229,.20);
  --ease:cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);font-size:16.5px;line-height:1.75;color:var(--t-2);
  background:var(--navy-900);
  background-image:
    linear-gradient(rgba(0,229,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,229,255,.028) 1px,transparent 1px),
    radial-gradient(ellipse 70% 45% at 18% 12%,rgba(27,108,229,.16) 0%,transparent 62%),
    radial-gradient(ellipse 60% 55% at 86% 78%,rgba(0,229,255,.08) 0%,transparent 55%);
  background-size:64px 64px,64px 64px,100% 100%,100% 100%;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;display:block}
a{color:var(--blue-300);text-decoration:none;transition:.2s var(--ease)}
a:hover{color:var(--cyan)}
h1,h2,h3,h4,h5{color:var(--w);line-height:1.22;letter-spacing:-.025em;font-weight:800}
p{margin:0 0 1em}
::selection{background:rgba(0,229,255,.28);color:#fff}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}
.muted{color:var(--t-3)}

/* ── 스크롤 리빌 ── */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ═══════════ BUTTONS ═══════════ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;cursor:pointer;
  border:1px solid transparent;transition:.22s var(--ease);white-space:nowrap;font-family:inherit}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue-600),var(--blue-500));color:#fff;
  box-shadow:0 10px 28px rgba(27,108,229,.34)}
.btn-primary:hover{color:#fff;box-shadow:0 16px 40px rgba(27,108,229,.46)}
.btn-red{background:linear-gradient(135deg,var(--red),#f2555f);color:#fff;box-shadow:0 10px 28px rgba(230,57,70,.32)}
.btn-red:hover{color:#fff;box-shadow:0 16px 40px rgba(230,57,70,.44)}
.btn-cyan{background:linear-gradient(135deg,#00c8e0,var(--cyan));color:#05141f;
  box-shadow:0 10px 28px rgba(0,229,255,.28);font-weight:800}
.btn-cyan:hover{color:#05141f;box-shadow:0 16px 40px rgba(0,229,255,.40)}
.btn-ghost{background:var(--glass);color:var(--t-1);border-color:var(--line);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:var(--glass-2);border-color:rgba(0,229,255,.32);color:#fff}
.btn-sm{padding:9px 19px;font-size:13.5px}
.btn-lg{padding:17px 36px;font-size:16.5px}

/* ═══════════ HEADER ═══════════ */
/* [20260803] 상단 재정비 — 밋밋하던 헤더에 상단 라인·그늘·메뉴 인터랙션 부여 */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.3s var(--ease);
  background:linear-gradient(180deg,rgba(4,12,22,.62),rgba(4,12,22,0));
  border-bottom:1px solid transparent}
.site-header::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(0,229,255,.55),rgba(27,108,229,.55),transparent)}
.site-header.stuck{background:rgba(6,16,28,.90);backdrop-filter:saturate(160%) blur(14px);
  border-bottom-color:var(--line-2);box-shadow:0 10px 34px rgba(0,0,0,.42)}
.nav{display:flex;align-items:center;justify-content:space-between;height:82px;gap:20px}
/* [20260803 회장님 지시] 그룹웨어 로그인창의 정식 로고(가로형 마크+워드마크) 사용.
   흰 사각형 박스 없이 로고 그대로 노출 */
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:3px;color:var(--w)}
.brand:hover{color:var(--w)}
.brand .brand-logo{height:34px;width:auto;flex:none;object-fit:contain;
  filter:drop-shadow(0 2px 12px rgba(0,0,0,.5))}
.brand .bs{display:block;font-size:10.5px;font-weight:600;color:var(--t-3);letter-spacing:.10em}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{position:relative;color:var(--t-2);font-size:15px;font-weight:600;padding:10px 16px;border-radius:9px}
.nav-links a::after{content:'';position:absolute;left:16px;right:16px;bottom:5px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--blue-400));transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;background:var(--glass);border:1px solid var(--line);color:#fff;
  width:42px;height:42px;border-radius:11px;font-size:19px;cursor:pointer}

/* ═══════════ HERO ═══════════ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;
  padding:120px 0 80px;
  background:#08202f url('/water-marketing/assets/img/water-poster.jpg') center/cover no-repeat}
/* 물결 영상은 밝게 — 원본이 어두워 브랜드 톤이 죽음 */
.hero-video{filter:brightness(1.22) saturate(1.06)}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
/* [20260803 회장님 지시] 배경=워터넷 로그인 물결 영상 + 전체적으로 더 밝게.
   기존 그늘이 너무 짙어 영상이 안 보였음 → 좌측 글자 가독성만 지키고 대폭 완화 */
.hero-shade{position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(90deg,rgba(6,20,32,.80) 0%,rgba(6,20,32,.50) 42%,rgba(6,20,32,.18) 70%,rgba(6,20,32,.34) 100%),
    linear-gradient(180deg,rgba(6,20,32,.55) 0%,rgba(6,20,32,.06) 28%,rgba(6,20,32,.10) 60%,var(--navy-900) 100%)}
.hero-grid{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(0,229,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,229,255,.06) 1px,transparent 1px);
  background-size:88px 88px;
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 40%,#000 30%,transparent 78%);
  mask-image:radial-gradient(ellipse 90% 70% at 50% 40%,#000 30%,transparent 78%)}
.hero .container{position:relative;z-index:3;display:grid;grid-template-columns:1.06fr .94fr;
  gap:48px;align-items:center;width:100%}

.hud{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11.5px;
  letter-spacing:.14em;color:var(--cyan-dim);margin-bottom:22px;text-transform:uppercase}
.hud .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 4px rgba(47,208,123,.16);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hud .sep{width:26px;height:1px;background:linear-gradient(90deg,var(--cyan-dim),transparent)}

.hero h1{font-size:clamp(34px,4.2vw,54px);font-weight:900;letter-spacing:-.042em;line-height:1.14;
  margin-bottom:22px;text-shadow:0 4px 40px rgba(0,0,0,.5);word-break:keep-all}
.hero h1 .hl{background:linear-gradient(100deg,var(--cyan) 0%,var(--blue-400) 55%,var(--blue-300) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero .lead{font-size:17.5px;color:var(--t-2);max-width:560px;margin-bottom:32px;line-height:1.85}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px}

.trust{display:grid;grid-template-columns:repeat(4,auto);gap:30px;justify-content:start;
  padding-top:26px;border-top:1px solid var(--line-2)}
.trust div{display:flex;flex-direction:column;gap:2px}
.trust b{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.trust span{font-size:12.5px;color:var(--t-3);font-weight:600}

/* ── 앱 목업 프레임 ── */
.appframe{border-radius:var(--r-lg);overflow:hidden;background:var(--navy-850);
  border:1px solid var(--line);box-shadow:var(--sh-lg),var(--glow);
  transform:perspective(1600px) rotateY(-7deg) rotateX(2.5deg);transition:.6s var(--ease)}
.appframe:hover{transform:perspective(1600px) rotateY(-3deg) rotateX(1deg) translateY(-6px)}
.appframe .tbar{display:flex;align-items:center;gap:8px;padding:11px 15px;
  background:linear-gradient(180deg,#16233c,#111c31);border-bottom:1px solid var(--line-2)}
.appframe .tbar i{width:10px;height:10px;border-radius:50%;background:#2c3c58;display:block}
.appframe .tbar i:nth-child(1){background:#ff5f57}.appframe .tbar i:nth-child(2){background:#febc2e}
.appframe .tbar i:nth-child(3){background:#28c840}
.appframe .tbar span{margin-left:8px;font-size:12px;color:var(--t-3);font-weight:600;font-family:var(--mono)}
.appframe .screen{background:var(--navy-950);line-height:0}
.appframe .screen svg{width:100%;height:auto;display:block}

/* ═══════════ SECTION ═══════════ */
.section{padding:118px 0;position:relative}
.section.tight{padding:84px 0}
.section.soft{background:linear-gradient(180deg,transparent,rgba(255,255,255,.022) 18%,rgba(255,255,255,.022) 82%,transparent)}
.section-head{text-align:center;max-width:760px;margin:0 auto 62px}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:16px;font-weight:700}
.section-head h2{font-size:clamp(29px,3.6vw,44px);margin-bottom:18px;letter-spacing:-.035em}
.section-head p{font-size:16.5px;color:var(--t-3);margin:0}
.section-head p b{color:var(--t-1);font-weight:700}

/* ═══════════ 신뢰 지표 ═══════════ */
.proof{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-2);
  border:1px solid var(--line-2);border-radius:var(--r-lg);overflow:hidden}
.proof div{background:rgba(11,20,38,.72);padding:30px 22px;text-align:center;transition:.25s var(--ease)}
.proof div:hover{background:rgba(27,108,229,.09)}
.proof b{display:block;font-size:31px;font-weight:900;color:#fff;letter-spacing:-.03em;
  font-family:var(--mono);margin-bottom:5px}
.proof b em{font-style:normal;font-size:17px;color:var(--cyan);margin-left:2px}
.proof span{font-size:13.5px;color:var(--t-3);font-weight:600}

/* ═══════════ PRODUCTS ═══════════ */
.product{padding:56px 0}
.product-inner{display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
.product.rev .product-inner>div:first-child{order:2}
.tag{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:11.5px;
  letter-spacing:.16em;color:var(--cyan);background:rgba(0,229,255,.07);
  border:1px solid rgba(0,229,255,.20);padding:7px 15px;border-radius:999px;margin-bottom:20px;font-weight:700}
.product h3{font-size:clamp(27px,3.2vw,38px);margin-bottom:10px;letter-spacing:-.035em}
.oneline{font-size:17px;color:var(--blue-300);font-weight:700;margin-bottom:20px}
.desc{font-size:15.5px;color:var(--t-2);line-height:1.85;margin-bottom:28px}
.desc b{color:#fff;font-weight:800}
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feat{background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r);
  padding:16px 17px;transition:.25s var(--ease)}
.feat:hover{background:var(--glass-2);border-color:rgba(0,229,255,.24);transform:translateY(-3px)}
.feat .ic{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(27,108,229,.30),rgba(0,229,255,.16));
  color:var(--cyan);font-size:15px;margin-bottom:11px;border:1px solid rgba(0,229,255,.16)}
.feat b{display:block;font-size:14.5px;color:#fff;font-weight:700;margin-bottom:4px}
.feat span{display:block;font-size:13px;color:var(--t-3);line-height:1.6}

.mock{border-radius:var(--r-lg);overflow:hidden;background:var(--navy-850);
  border:1px solid var(--line);box-shadow:var(--sh)}
.mbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;
  background:linear-gradient(180deg,#16233c,#111c31);border-bottom:1px solid var(--line-2);
  font-size:12.5px;color:var(--t-2);font-weight:700}
.mbar .demo{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--warn);
  background:rgba(255,176,32,.10);border:1px solid rgba(255,176,32,.24);padding:4px 9px;border-radius:6px}
.mock svg{width:100%;height:auto;display:block}

/* ═══════════ 데모 체험 ═══════════ */
.demo-band{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid rgba(0,229,255,.18);
  background:linear-gradient(135deg,rgba(27,108,229,.16),rgba(0,229,255,.06) 55%,rgba(11,20,38,.5));
  box-shadow:var(--sh-lg)}
.demo-band .inner{position:relative;z-index:2;padding:54px 52px;display:grid;
  grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.demo-band::after{content:'';position:absolute;inset:0;z-index:1;opacity:.5;pointer-events:none;
  background-image:linear-gradient(rgba(0,229,255,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(0,229,255,.07) 1px,transparent 1px);background-size:52px 52px}
.demo-band h2{font-size:clamp(26px,3vw,36px);margin-bottom:14px}
.demo-band p{color:var(--t-2);font-size:16px;margin-bottom:26px}
.demo-steps{display:flex;flex-direction:column;gap:12px}
.dstep{display:flex;gap:14px;align-items:flex-start;background:rgba(7,14,27,.55);
  border:1px solid var(--line);border-radius:var(--r);padding:15px 17px}
.dstep .n{flex:none;width:29px;height:29px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:13px;font-weight:700;color:#05141f;
  background:linear-gradient(135deg,#00c8e0,var(--cyan))}
.dstep b{display:block;font-size:14.5px;color:#fff;margin-bottom:2px}
.dstep span{font-size:13px;color:var(--t-3);line-height:1.6}
.demo-note{font-size:12.5px;color:var(--t-4);margin-top:16px;line-height:1.7}

/* ═══════════ ABOUT / ORG ═══════════ */
.org-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:start}
.about-lead p{font-size:16px;line-height:1.9}
.about-lead b{color:#fff}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
.stat{background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r);padding:20px 16px;text-align:center}
.stat b{display:block;font-size:25px;font-weight:900;color:#fff;font-family:var(--mono);letter-spacing:-.02em}
.stat span{font-size:12.5px;color:var(--t-3);font-weight:600}
.org{background:rgba(7,14,27,.55);border:1px solid var(--line-2);border-radius:var(--r-lg);padding:28px}
.org .hq{text-align:center;font-weight:800;font-size:18px;color:#fff;padding:13px;border-radius:11px;
  background:linear-gradient(135deg,var(--blue-600),var(--blue-500));box-shadow:0 10px 28px rgba(27,108,229,.30)}
.org .stem{width:1px;height:22px;margin:0 auto;background:linear-gradient(180deg,var(--blue-500),transparent)}
.honbu{border:1px solid var(--line-2);border-radius:var(--r);padding:15px 17px;margin-bottom:11px;
  background:var(--glass);transition:.25s var(--ease)}
.honbu:hover{border-color:rgba(0,229,255,.22);background:var(--glass-2)}
.honbu.hl{border-color:rgba(0,229,255,.30);background:rgba(0,229,255,.055)}
.honbu h4{font-size:15px;margin-bottom:9px;display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.pill-badge{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:#05141f;
  background:var(--cyan);padding:3px 9px;border-radius:999px;font-weight:700}
.depts{display:flex;flex-wrap:wrap;gap:7px}
.depts span{font-size:12.5px;color:var(--t-2);background:rgba(255,255,255,.05);
  border:1px solid var(--line-2);padding:5px 11px;border-radius:7px}
.org .note{font-size:12px;color:var(--t-4);margin:14px 0 0;line-height:1.6}

/* ═══════════ DOWNLOAD ═══════════ */
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.dl-card{background:rgba(11,20,38,.68);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 28px;transition:.3s var(--ease);position:relative;overflow:hidden}
.dl-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:0;transition:.3s}
.dl-card:hover{border-color:rgba(0,229,255,.28);transform:translateY(-4px);box-shadow:var(--sh)}
.dl-card:hover::before{opacity:1}
.dl-card h3{font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap}
.dl-card h3 .plat{font-family:var(--mono);font-size:11px;color:var(--t-3);font-weight:600;
  border:1px solid var(--line);padding:3px 9px;border-radius:6px;letter-spacing:.06em}
.ver{font-size:13.5px;color:var(--t-3);margin-bottom:20px;font-family:var(--mono)}
.ver b{color:var(--cyan);font-weight:700}
.dl-body{display:flex;gap:20px;align-items:flex-start;margin-bottom:22px}
.dl-qr{border-radius:11px;background:#fff;padding:7px;flex:none}
.dl-steps{margin:0;padding-left:19px;font-size:13.5px;color:var(--t-2);line-height:1.95}
.dl-actions{display:flex;gap:10px;flex-wrap:wrap}
.staff-note{margin-top:24px;background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r);
  padding:19px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.staff-note p{margin:0;font-size:14.5px}
.staff-note b{color:#fff}

/* ═══════════ FORMS ═══════════ */
.card-form{background:rgba(11,20,38,.72);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 30px}
.card-form h3{font-size:18px;margin-bottom:4px}
.field{margin-bottom:17px}
.field.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:0}
.field.row2>div{margin-bottom:17px}
label{display:block;font-size:13.5px;font-weight:700;color:var(--t-1);margin-bottom:7px}
.req{color:var(--red)}
input[type=text],input[type=tel],input[type=email],input[type=password],textarea,select{
  width:100%;padding:12px 14px;border-radius:11px;border:1px solid var(--line);
  background:rgba(7,14,27,.6);color:#fff;font-size:14.5px;font-family:inherit;transition:.2s var(--ease)}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--blue-500);
  box-shadow:0 0 0 3px rgba(27,108,229,.20);background:rgba(7,14,27,.85)}
input::placeholder,textarea::placeholder{color:var(--t-4)}
textarea{min-height:118px;resize:vertical}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--t-3);
  font-weight:500;margin:6px 0 18px;line-height:1.6}
.consent input{width:auto;margin-top:3px;flex:none;accent-color:var(--blue-500)}
.hp-field{position:absolute!important;left:-9999px!important;opacity:0!important;height:0!important}
.form-msg{display:none;padding:13px 16px;border-radius:11px;font-size:14px;margin-bottom:16px;font-weight:600}
.form-msg.ok{display:block;background:rgba(47,208,123,.11);border:1px solid rgba(47,208,123,.32);color:#8ff0bd}
.form-msg.err{display:block;background:rgba(230,57,70,.11);border:1px solid rgba(230,57,70,.32);color:#ffb3b8}
.forms-grid{display:grid;gap:22px}
.fdesc{font-size:13.5px;color:var(--t-3);margin-bottom:14px}
.contact-list{list-style:none;font-size:14.5px;line-height:2.15;color:var(--t-2)}
.contact-list b{color:#fff;font-family:var(--mono)}

/* ═══════════ FOOTER ═══════════ */
.site-footer{background:rgba(7,14,27,.85);border-top:1px solid var(--line-2);padding:60px 0 30px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:44px;margin-bottom:38px}
.brand-f{display:flex;align-items:center;gap:11px;margin-bottom:15px}
.brand-f img{width:38px;height:38px;object-fit:contain}
.brand-f b{font-size:17px;color:#fff}
.site-footer h5{font-size:13px;font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:15px}
.site-footer ul{list-style:none;font-size:14px;line-height:2.05;color:var(--t-3)}
.site-footer a{color:var(--t-2)}
.site-footer a:hover{color:var(--cyan)}
.foot-bottom{border-top:1px solid var(--line-2);padding-top:22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--t-4)}

/* ═══════════ 팝업 공지 ═══════════ */
.notice-overlay{position:fixed;inset:0;z-index:200;background:rgba(4,9,18,.78);
  backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:20px}
.notice-box{max-width:520px;width:100%;background:var(--navy-800);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-lg);overflow:hidden}
.nhead{padding:18px 24px;font-weight:800;color:#fff;font-size:16px;
  background:linear-gradient(135deg,var(--blue-600),var(--blue-500))}
.nbody{padding:24px;font-size:14.5px;color:var(--t-2);max-height:56vh;overflow:auto}
.nbody h4{font-size:17px;margin-bottom:10px}
.nfoot{padding:16px 24px;border-top:1px solid var(--line-2);display:flex;
  justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.nfoot label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t-3);margin:0;font-weight:600}
.nfoot input{width:auto;accent-color:var(--blue-500)}

/* ═══════════ 반응형 ═══════════ */
@media (max-width:1080px){
  .hero .container,.product-inner,.org-wrap,.demo-band .inner{grid-template-columns:1fr;gap:44px}
  .product.rev .product-inner>div:first-child{order:0}
  .appframe{transform:none}
  .appframe:hover{transform:translateY(-4px)}
  .proof{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-links{position:fixed;top:74px;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(7,14,27,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);
    padding:10px 0;display:none}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:14px 26px;border-radius:0;font-size:16px}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-cta .btn{display:none}
  .nav-cta .btn.keep{display:inline-flex}
  .hero{min-height:auto;padding:126px 0 70px}
  .trust{grid-template-columns:1fr 1fr;gap:20px}
  .feat-grid,.dl-grid,.field.row2,.stat-row{grid-template-columns:1fr}
  .demo-band .inner{padding:38px 26px}
  .section{padding:82px 0}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .dl-body{flex-direction:column}
}
@media (max-width:520px){
  .proof{grid-template-columns:1fr}
  body{font-size:15.5px}
  .card-form{padding:24px 20px}
}

/* ═══════════════════════════════════════════════════════════════
   제품 상세 페이지 (2026-08-03 회장님 지시: 제품소개 분리)
   ═══════════════════════════════════════════════════════════════ */
body.subpage{background-color:var(--navy-900)}
.nav-links a.on{color:#fff}
.nav-links a.on::after{transform:scaleX(1)}

.p-hero{position:relative;padding:150px 0 80px;overflow:hidden;
  background:
    radial-gradient(ellipse 60% 50% at 15% 0%,rgba(27,108,229,.20),transparent 60%),
    radial-gradient(ellipse 50% 50% at 90% 20%,rgba(0,229,255,.10),transparent 55%)}
.p-hero-inner{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.p-hero h1{font-size:clamp(32px,4.4vw,50px);letter-spacing:-.04em;margin-bottom:12px}
.p-hero .oneline{font-size:18px;color:var(--blue-300);font-weight:700;margin-bottom:20px}
.p-hero .lead{font-size:16px;color:var(--t-2);line-height:1.9;margin-bottom:30px}
.p-hero .appframe{transform:perspective(1600px) rotateY(-5deg) rotateX(2deg)}
.p-hero .appframe:hover{transform:perspective(1600px) rotateY(-2deg) translateY(-5px)}
.appframe .screen img{width:100%;height:auto;display:block}

.feat-grid-3{grid-template-columns:repeat(3,1fr)}
.feat-grid-3 .feat{padding:22px 22px}
.feat-grid-3 .ic{width:40px;height:40px;font-size:17px;margin-bottom:14px}
.feat-grid-3 b{font-size:15.5px;margin-bottom:6px}
.feat-grid-3 span{font-size:13.5px}

.prod-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.prod-card{display:block;padding:30px 28px;border-radius:var(--r-lg);text-decoration:none;
  background:rgba(11,20,38,.68);border:1px solid var(--line);transition:.28s var(--ease)}
.prod-card:hover{border-color:rgba(0,229,255,.28);transform:translateY(-4px);box-shadow:var(--sh)}
.prod-card h3{font-size:22px;margin:4px 0 8px}
.prod-card p{font-size:14.5px;color:var(--t-3);margin-bottom:14px;line-height:1.75}
.prod-card .more{font-size:14px;font-weight:700;color:var(--cyan)}

/* 메인의 제품 요약 카드 3열 */
.prod-cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.prod-cards-3 .prod-card{padding:0;overflow:hidden}
.prod-cards-3 .pc-shot{background:var(--navy-950);border-bottom:1px solid var(--line-2);line-height:0}
.prod-cards-3 .pc-shot svg,.prod-cards-3 .pc-shot img{width:100%;height:auto;display:block}
.prod-cards-3 .pc-body{padding:22px 22px 26px}

@media (max-width:1080px){
  .p-hero-inner{grid-template-columns:1fr;gap:40px}
  .p-hero .appframe{transform:none}
  .feat-grid-3{grid-template-columns:1fr 1fr}
  .prod-cards-3{grid-template-columns:1fr}
}
@media (max-width:860px){
  .p-hero{padding:126px 0 60px}
  .feat-grid-3,.prod-cards{grid-template-columns:1fr}
}

/* ═══════════════════════════════════════════════════════════════
   [20260803 회장님 지시] 물결 배경을 전 페이지에서 계속 보이게 (고정 배경)
   · 메인/서브 배경 통일 · 스크롤해도 유지
   · 본문 가독성은 섹션 딤(shade)으로 확보
   ═══════════════════════════════════════════════════════════════ */
.site-bg{position:fixed;inset:0;z-index:-2;overflow:hidden;
  background:#08202f url('/water-marketing/assets/img/water-poster.jpg') center/cover no-repeat}
.site-bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:brightness(1.18) saturate(1.05)}
.site-bg-shade{position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(6,20,32,.62) 0%,rgba(6,20,32,.30) 22%,rgba(7,16,28,.72) 62%,rgba(9,18,32,.86) 100%),
    linear-gradient(90deg,rgba(6,20,32,.55) 0%,rgba(6,20,32,.10) 45%,rgba(6,20,32,.35) 100%)}

/* 본문은 배경이 비치도록 자체 배경 제거 */
body{background:transparent !important;background-image:none !important}
body.subpage{background:transparent !important}
.section.soft{background:linear-gradient(180deg,transparent,rgba(6,16,28,.42) 16%,rgba(6,16,28,.42) 84%,transparent)}
/* 가독성 보강: 본문 섹션에 은은한 딤 */
.section{position:relative}
.section::before{content:'';position:absolute;inset:0;z-index:-1;background:rgba(7,16,28,.34);pointer-events:none}
.section.tight::before{background:rgba(7,16,28,.28)}
.site-footer{background:rgba(5,12,22,.86)}

/* 메인 히어로: 자체 영상 제거(공통 배경 사용) */
.hero{background:transparent !important}
.hero .hero-video{display:none !important}
.hero-shade{background:linear-gradient(90deg,rgba(6,20,32,.55) 0%,rgba(6,20,32,.22) 45%,rgba(6,20,32,.10) 72%,rgba(6,20,32,.28) 100%)}
/* 제품 서브페이지 히어로도 동일 톤 */
.p-hero{background:transparent}

/* ═══════════ 차별화 포인트 / 기능 상세 (2026-08-03) ═══════════ */
.diff-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.diff-item{display:flex;gap:18px;align-items:flex-start;padding:26px 26px;
  background:rgba(11,20,38,.66);border:1px solid var(--line);border-radius:var(--r-lg);
  transition:.28s var(--ease)}
.diff-item:hover{border-color:rgba(0,229,255,.28);transform:translateY(-3px)}
.diff-item .dnum{flex:none;font-family:var(--mono);font-size:15px;font-weight:700;color:#05141f;
  width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#00c8e0,var(--cyan))}
.diff-item h3{font-size:18px;margin-bottom:8px;letter-spacing:-.03em}
.diff-item p{font-size:14.5px;color:var(--t-2);line-height:1.85;margin:0}
.diff-item p b{color:#fff;font-weight:700}

.detail-block{padding:44px 0}
.detail-inner{display:grid;grid-template-columns:.86fr 1.14fr;gap:52px;align-items:center}
.detail-block.rev .detail-inner>div:first-child{order:2}
.detail-block h3{font-size:clamp(22px,2.6vw,30px);margin-bottom:14px;letter-spacing:-.035em}
.detail-block .desc{font-size:15.5px;color:var(--t-2);line-height:1.9;margin-bottom:20px}
.check-list{list-style:none;display:flex;flex-direction:column;gap:9px}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--t-2)}
.check-list li::before{content:'';position:absolute;left:4px;top:9px;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,#00c8e0,var(--cyan));box-shadow:0 0 0 3px rgba(0,229,255,.14)}
.mock img{width:100%;height:auto;display:block}

@media (max-width:1080px){
  .diff-list{grid-template-columns:1fr}
  .detail-inner{grid-template-columns:1fr;gap:36px}
  .detail-block.rev .detail-inner>div:first-child{order:0}
}

/* ═══════════ 지속 관리·협업 밴드 (2026-08-03) ═══════════ */
.care-band{display:flex;gap:26px;align-items:flex-start;padding:34px 38px;border-radius:var(--r-xl);
  background:linear-gradient(120deg,rgba(27,108,229,.14),rgba(0,229,255,.05) 60%,rgba(11,20,38,.5));
  border:1px solid rgba(0,229,255,.18);box-shadow:var(--sh)}
.care-band .care-ic{font-size:38px;flex:none;line-height:1}
.care-band h3{font-size:clamp(20px,2.4vw,27px);margin-bottom:12px;letter-spacing:-.03em}
.care-band p{font-size:15.5px;color:var(--t-2);line-height:1.85;margin-bottom:18px}
.care-band p b{color:#fff;font-weight:700}
.care-tags{display:flex;flex-wrap:wrap;gap:9px}
.care-tags span{font-size:13px;font-weight:600;color:var(--blue-300);
  background:rgba(255,255,255,.05);border:1px solid var(--line);padding:7px 14px;border-radius:999px}
@media (max-width:640px){.care-band{flex-direction:column;gap:16px;padding:26px 22px}}

/* ═══════════ GIS 엔진 카드 (2026-08-03) ═══════════ */
.engine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.eng-card{background:rgba(11,20,38,.66);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;transition:.28s var(--ease)}
.eng-card:hover{border-color:rgba(0,229,255,.28);transform:translateY(-3px);box-shadow:var(--sh)}
.eng-card .eng-ic{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  font-size:23px;margin-bottom:15px;background:linear-gradient(135deg,rgba(27,108,229,.28),rgba(0,229,255,.14));
  border:1px solid rgba(0,229,255,.16)}
.eng-card h3{font-size:18px;margin-bottom:9px;letter-spacing:-.03em}
.eng-card p{font-size:14px;color:var(--t-2);line-height:1.8;margin:0}
.eng-note{text-align:center;margin-top:26px;font-size:14px;color:var(--t-3);
  font-family:var(--mono);line-height:2}
.eng-note b{color:var(--cyan);font-weight:700}
@media (max-width:900px){.engine-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.engine-grid{grid-template-columns:1fr}}

/* ═══════════ 제품 카테고리 그룹 / 네비 드롭다운 (2026-08-03) ═══════════ */
.cat-block{margin-bottom:48px}
.cat-block:last-child{margin-bottom:0}
.cat-head{display:flex;align-items:baseline;gap:14px;margin-bottom:20px;padding-bottom:12px;
  border-bottom:1px solid var(--line-2)}
.cat-head h3{font-size:20px;letter-spacing:-.03em;position:relative;padding-left:16px}
.cat-head h3::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:5px;height:20px;border-radius:3px;background:linear-gradient(180deg,var(--cyan),var(--blue-500))}
.cat-head span{font-size:13.5px;color:var(--t-3)}
.pc-badge,.ndm-badge{display:inline-block;font-size:10.5px;font-weight:700;color:#05141f;font-style:normal;
  background:var(--warn);padding:2px 7px;border-radius:5px;margin-left:6px;vertical-align:middle}

/* 네비 드롭다운 */
.nav-drop{position:relative}
.nav-drop-t{display:inline-flex;align-items:center;gap:5px}
.nav-drop-t .caret{font-size:10px;opacity:.7;transition:transform .2s}
.nav-drop:hover .caret{transform:rotate(180deg)}
.nav-drop-menu{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:520px;display:grid;grid-template-columns:repeat(3,1fr);gap:6px;
  background:rgba(9,17,30,.97);backdrop-filter:blur(16px);border:1px solid var(--line);
  border-radius:16px;padding:18px;box-shadow:var(--sh-lg);opacity:0;visibility:hidden;
  transition:.24s var(--ease);z-index:120}
.nav-drop:hover .nav-drop-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.ndm-group{display:flex;flex-direction:column;gap:2px}
.ndm-head{font-size:11px;font-family:var(--mono);letter-spacing:.1em;color:var(--cyan);
  text-transform:uppercase;padding:4px 10px 6px;font-weight:700}
.nav-drop-menu a{display:flex;align-items:center;font-size:13.5px;color:var(--t-2);font-weight:600;
  padding:9px 10px;border-radius:8px}
.nav-drop-menu a::after{display:none}
.nav-drop-menu a:hover{background:var(--glass-2);color:#fff}
.nav-drop-menu a.on{color:var(--cyan)}
@media (max-width:860px){
  .nav-drop-menu{position:static;transform:none;min-width:0;grid-template-columns:1fr;opacity:1;visibility:visible;
    box-shadow:none;background:transparent;border:0;padding:0 20px;display:none}
  .nav-drop:hover .nav-drop-menu{transform:none}
  .nav-drop.open .nav-drop-menu{display:grid}
}

/* ═══════════ 메인 하단 CTA 카드 (2026-08-03 페이지 분리) ═══════════ */
.main-cta{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.main-cta .mc-card{display:block;padding:26px 22px;border-radius:var(--r-lg);text-decoration:none;
  background:rgba(11,20,38,.66);border:1px solid var(--line);transition:.28s var(--ease)}
.main-cta .mc-card:hover{border-color:rgba(0,229,255,.28);transform:translateY(-4px);box-shadow:var(--sh)}
.main-cta .mc-ic{font-size:28px;margin-bottom:12px}
.main-cta h3{font-size:17px;margin-bottom:6px}
.main-cta p{font-size:13.5px;color:var(--t-3);margin-bottom:12px;line-height:1.6}
.main-cta .more{font-size:13.5px;font-weight:700;color:var(--cyan)}
@media (max-width:900px){.main-cta{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.main-cta{grid-template-columns:1fr}}

/* 제품 선택 체크박스 (데모 신청 폼) */
.prod-pick{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.pp-item{display:flex;align-items:center;gap:9px;padding:11px 13px;border-radius:11px;cursor:pointer;
  background:rgba(7,14,27,.5);border:1px solid var(--line);transition:.18s;margin:0}
.pp-item:hover{border-color:rgba(0,229,255,.3)}
.pp-item input{width:auto;accent-color:var(--blue-500);flex:none}
.pp-item span{font-size:14px;font-weight:600;color:var(--t-1)}
.pp-item em{font-style:normal;font-size:10.5px;font-weight:700;color:#05141f;background:var(--warn);padding:1px 6px;border-radius:5px}
@media (max-width:520px){.prod-pick{grid-template-columns:1fr}}