/* =====================================================================
   D. Water Solutions — shared stylesheet
   모든 페이지가 이 파일을 공유합니다. (index + 하위 6개 페이지)
   ===================================================================== */

:root{
  --navy-900:#0a1a3f; --navy-800:#0e2350; --navy-700:#143069;
  --blue-700:#1b3fa0; --blue-600:#1e50c8; --blue-500:#2e6be6; --blue-400:#4f8bf2;
  --blue-50:#eef3fb; --blue-25:#f6f9fe;
  --ink:#16234a; --gray-700:#3a4660; --gray-600:#5a6478; --gray-500:#7a849a; --gray-300:#c2cad8;
  --line:#e5eaf2; --line-soft:#eef1f7; --white:#fff;
  --shadow-sm:0 2px 10px rgba(16,35,80,.05);
  --shadow-md:0 14px 40px rgba(16,35,80,.08);
  --shadow-lg:0 24px 60px rgba(16,35,80,.12);
  --radius:16px; --radius-lg:22px; --container:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  color:var(--gray-600);background:var(--white);line-height:1.6;
  -webkit-font-smoothing:antialiased;letter-spacing:-.01em;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
/* 주소·연락처는 단어 중간에서 줄바꿈되지 않도록 (한글 keep-all 기본값) */
address{font-style:normal;word-break:keep-all}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.sprite{position:absolute;width:0;height:0;overflow:hidden}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.eyebrow{display:block;text-align:center;color:var(--blue-600);font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.eyebrow.left{text-align:left}
.section-title{text-align:center;color:var(--ink);font-size:clamp(26px,3vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.3;margin-bottom:52px}
.section-title .accent{color:var(--blue-600)}
section{position:relative}

/* icon sizing */
.ic{display:inline-block}
svg.ic{width:1em;height:1em}

/* ============ BUTTONS ============ */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;border-radius:10px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn .arrow{transition:transform .2s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--blue-600);color:#fff;padding:11px 20px;font-size:15px;box-shadow:0 8px 20px rgba(30,80,200,.28)}
.btn-primary:hover{background:var(--blue-500);box-shadow:0 12px 26px rgba(30,80,200,.36)}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-ghost-navy{border:1.5px solid rgba(255,255,255,.55);color:#fff;padding:13.5px 26px;font-size:16px}
.btn-ghost-navy:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-hero-solid{background:#0e2350;color:#fff;padding:15px 26px;font-size:16px;box-shadow:0 14px 30px rgba(4,12,35,.45)}
.btn-hero-solid:hover{background:#163073}
.btn-outline-blue{border:1.5px solid var(--blue-600);color:var(--blue-600);background:#fff;padding:13.5px 26px;font-size:16px}
.btn-outline-blue:hover{background:var(--blue-50);border-color:var(--blue-500)}

.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--gray-600);font-weight:700;font-size:15px;transition:color .2s}
.link-more:hover{color:var(--blue-600)}
.link-more:hover .arrow{transform:translateX(4px)}

/* ============ HEADER ============ */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(150%) blur(10px);border-bottom:1px solid var(--line-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--ink);font-size:18px;letter-spacing:-.02em}
.brand .logo-img{width:158px;height:auto;display:block}
.brand .logo-img.white{filter:brightness(0) invert(1);opacity:.95}
.nav-menu{display:flex;align-items:center;gap:38px}
.nav-menu a{font-size:16px;font-weight:600;color:var(--gray-700);position:relative;transition:color .2s var(--ease)}
.nav-menu a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--blue-600);transition:width .25s var(--ease)}
.nav-menu a:hover,.nav-menu a.active{color:var(--blue-600)}
.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px}
.hamburger{display:none;width:44px;height:44px;border-radius:10px;align-items:center;justify-content:center;color:var(--ink)}
.hamburger:hover{background:var(--blue-50)}

/* ============ HERO (home) — 풀배경 사진 + 왼쪽 흰색 패널 + 텍스트 중심 ============ */
.hero{position:relative;color:var(--ink);overflow:hidden;
  /* 사진 미입력 시 컨셉 배경 (오른쪽 = 물/위성 톤). 실제 사진을 넣으면 아래 <img>가 덮습니다 */
  background:radial-gradient(680px 460px at 78% 26%, rgba(79,139,242,.45), transparent 62%),
            radial-gradient(560px 460px at 96% 88%, rgba(42,160,170,.34), transparent 58%),
            linear-gradient(120deg,#e6eefb 0%,#bcd3f1 40%,#6f9fd6 70%,#356f96 100%)}
/* 실제 히어로 사진 슬롯: <img class="hero-bg" src="assets/img/hero.jpg"> 의 src만 넣으면 전체 배경으로 표시 */
.hero .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero .hero-bg:not([src]),.hero .hero-bg[src=""],.hero .hero-bg[src="#"]{display:none}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background-image:radial-gradient(rgba(255,255,255,.22) 1.1px, transparent 1.2px);background-size:26px 26px;opacity:.55;-webkit-mask-image:linear-gradient(90deg,transparent 42%,#000 76%);mask-image:linear-gradient(90deg,transparent 42%,#000 76%)}
/* 왼쪽 흰색 패널 — 텍스트 가독성을 위해 왼→오 흰색 페이드 */
.hero .hero-overlay{position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,#fff 0%,#fff 33%,rgba(255,255,255,.94) 45%,rgba(255,255,255,.55) 60%,rgba(255,255,255,0) 76%)}
.hero-inner{position:relative;z-index:3;min-height:600px;padding:92px 0;display:flex;align-items:center}
.hero-copy{max-width:560px}
.hero h1{font-size:clamp(36px,4.6vw,58px);font-weight:800;line-height:1.1;letter-spacing:-.03em;color:var(--ink)}
.hero h1 .hl{color:var(--blue-600)}
.hero .lead{font-size:clamp(19px,2.1vw,26px);font-weight:700;margin-top:22px;line-height:1.4;color:var(--gray-700)}
.hero p.sub{margin-top:20px;max-width:470px;font-size:16px;line-height:1.75;color:var(--gray-600)}
.hero-cta{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-visual{position:relative;height:420px}
.satellite{position:absolute;top:6px;right:0;width:160px;opacity:.95;filter:drop-shadow(0 12px 24px rgba(0,0,0,.35));animation:floaty 6s ease-in-out infinite}
.dash{position:absolute;right:0;bottom:0;width:330px;border-radius:16px;background:linear-gradient(160deg,rgba(13,30,72,.92),rgba(20,48,105,.88));border:1px solid rgba(127,178,255,.35);box-shadow:0 30px 70px rgba(0,0,0,.45);padding:18px;backdrop-filter:blur(6px);animation:floaty 7s ease-in-out infinite .6s}
.dash .dh{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.dash .dh span{font-size:11px;letter-spacing:.12em;color:#7fb2ff;font-weight:700}
.dash .dot-row{display:flex;gap:5px}
.dash .dot-row i{width:7px;height:7px;border-radius:50%;background:rgba(127,178,255,.5);display:block}
.dash .map{height:96px;border-radius:10px;background:radial-gradient(circle at 30% 40%,rgba(79,139,242,.45),transparent 40%),radial-gradient(circle at 70% 60%,rgba(46,200,180,.4),transparent 40%),repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px),repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 14px),#0b1f4d;border:1px solid rgba(127,178,255,.2);margin-bottom:14px}
.dash .bars{display:flex;align-items:flex-end;gap:9px;height:70px;padding:0 2px}
.dash .bars i{flex:1;border-radius:4px 4px 0 0;background:linear-gradient(180deg,#4f8bf2,#1e50c8);display:block;opacity:.92}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.dots{position:absolute;left:50%;transform:translateX(-50%);bottom:26px;z-index:3;display:flex;gap:9px}
.dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.4);transition:.25s;cursor:pointer;display:block}
.dots i.on{width:26px;border-radius:6px;background:#fff}

/* ============ PAGE BANNER (sub pages) ============ */
.page-banner{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(900px 460px at 85% 10%,rgba(79,139,242,.5),transparent 60%),linear-gradient(115deg,#0a1a3f,#122c66 55%,#1b478f)}
/* 실제 사진 슬롯: <img class="page-banner-bg" src="..."> */
.page-banner .page-banner-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:.45}
.page-banner .page-banner-bg:not([src]),.page-banner .page-banner-bg[src=""]{display:none}
.page-banner::before{content:"";position:absolute;inset:0;z-index:1;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1.1px);background-size:26px 26px;opacity:.45}
.page-banner-inner{position:relative;z-index:2;padding:84px 0 72px;text-align:center}
.page-banner h1{font-size:clamp(30px,4vw,46px);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.page-banner p{margin-top:16px;font-size:17px;color:rgba(226,235,252,.85);max-width:640px;margin-left:auto;margin-right:auto;word-break:keep-all}
.breadcrumb{display:flex;justify-content:center;gap:8px;font-size:13px;color:rgba(226,235,252,.7);margin-bottom:22px}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{color:#7fb2ff}

/* ============ GENERIC SECTION ============ */
.section{padding:90px 0}
.section.alt{background:var(--blue-50)}
.section.tight{padding:64px 0}
.lead-text{text-align:center;max-width:760px;margin:0 auto 52px;font-size:17px;line-height:1.8;color:var(--gray-600);word-break:keep-all}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ============ CORE TECHNOLOGY (filled icons) — 좌우형: 아이콘 칩(좌) + 텍스트(우) ============ */
.core{padding:96px 0}
.core-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.tech-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px;display:grid;grid-template-columns:auto 1fr;column-gap:22px;row-gap:9px;align-items:center;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.tech-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.tech-card .ic{grid-row:1/3;width:74px;height:74px;border-radius:18px;background:var(--blue-50);color:var(--blue-600);font-size:38px;display:flex;align-items:center;justify-content:center;transition:background .3s var(--ease)}
.tech-card:hover .ic{background:#dde9fb}
.tech-card h3{grid-column:2;color:var(--ink);font-size:21px;font-weight:800;letter-spacing:-.02em}
.tech-card p{grid-column:2;font-size:15.5px;line-height:1.65;color:var(--gray-600)}
.tech-card .plus{position:absolute;top:18px;right:18px;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);color:var(--blue-600);font-size:18px;display:flex;align-items:center;justify-content:center;transition:.25s var(--ease)}
.tech-card:hover .plus{background:var(--blue-600);color:#fff;border-color:var(--blue-600)}

/* ============ ECOSYSTEM ============ */
.eco{padding:90px 0;background:var(--blue-50)}
.eco-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;align-items:start;position:relative}
.eco-step{text-align:center;position:relative}
.eco-step .num{position:absolute;top:-8px;left:50%;transform:translateX(-50%);width:30px;height:30px;border-radius:50%;background:var(--blue-600);color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(30,80,200,.35);z-index:3}
.eco-step .circle{width:118px;height:118px;border-radius:50%;background:#fff;margin:14px auto 18px;display:flex;align-items:center;justify-content:center;color:var(--blue-700);box-shadow:var(--shadow-md);border:1px solid #e2e9f6;transition:transform .3s var(--ease)}
.eco-step:hover .circle{transform:translateY(-6px)}
.eco-step .circle .ic{font-size:50px}
.eco-step h4{color:var(--ink);font-size:17px;font-weight:800;letter-spacing:-.02em}
.eco-step .ko{color:var(--blue-700);font-size:14.5px;font-weight:700;margin:6px 0 0;word-break:keep-all}
.eco-step ul li{font-size:13.5px;color:var(--gray-600);line-height:1.9}
.eco-step ul li::before{content:"·";color:var(--blue-500);font-weight:900;margin-right:5px}
.eco-step:not(:last-child)::after{content:"";position:absolute;top:55px;right:-7px;width:14px;height:14px;border-top:2px solid var(--blue-400);border-right:2px solid var(--blue-400);transform:rotate(45deg);z-index:2}
.eco-more{text-align:center;margin-top:46px}

/* ============ BUSINESS AREA — 좌우형: 아이콘 칩(좌) + 텍스트(우) ============ */
.biz{padding:96px 0}
.biz-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;display:grid;grid-template-columns:auto 1fr;column-gap:20px;row-gap:7px;align-items:center;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.biz-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.biz-card .ic{grid-row:1/3;width:66px;height:66px;border-radius:16px;background:var(--blue-50);color:var(--blue-600);font-size:32px;display:flex;align-items:center;justify-content:center;transition:background .3s var(--ease)}
.biz-card:hover .ic{background:#dde9fb}
.biz-card h4{grid-column:2;color:var(--ink);font-size:17.5px;font-weight:800;line-height:1.3;letter-spacing:-.01em;word-break:keep-all}
.biz-card p{grid-column:2;font-size:14.5px;line-height:1.55;color:var(--gray-600);word-break:keep-all}

/* business detail rows (business.html) */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:64px}
.feature-row:nth-child(even) .feature-media{order:2}
.feature-row:last-child{margin-bottom:0}
.feature-media{position:relative;aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(135deg,#1b478f,#2c6f8e);box-shadow:var(--shadow-md)}
.feature-media::after{content:"";position:absolute;inset:0;background:radial-gradient(160px 120px at 70% 30%,rgba(255,255,255,.16),transparent 60%),repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 22px)}
.feature-media .ic{position:absolute;z-index:2;top:50%;left:50%;transform:translate(-50%,-50%);font-size:84px;color:rgba(255,255,255,.9)}
/* 실제 사진 슬롯 */
.feature-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:3}
.feature-media img:not([src]),.feature-media img[src=""]{display:none}
.feature-text .num{font-size:14px;font-weight:800;color:var(--blue-500);letter-spacing:.1em}
.feature-text h3{color:var(--ink);font-size:26px;font-weight:800;letter-spacing:-.02em;margin:8px 0 16px}
.feature-text p{font-size:16px;line-height:1.8;color:var(--gray-600);margin-bottom:18px;word-break:keep-all}
.feature-text ul li{position:relative;padding-left:26px;font-size:15px;line-height:2;color:var(--gray-700)}
.feature-text ul li::before{content:"";position:absolute;left:4px;top:14px;width:8px;height:8px;border-radius:50%;background:var(--blue-500)}

/* ============ TRUSTED PROJECTS ============ */
.proj{padding:0 0 96px}
.proj-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:30px}
.proj-head .eyebrow{text-align:left;margin-bottom:8px}
.proj-head h2{color:var(--ink);font-size:30px;font-weight:800;letter-spacing:-.02em}
.proj-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.proj-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.proj-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.proj-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.proj-thumb{height:150px;position:relative;overflow:hidden}
.proj-thumb.t1{background:linear-gradient(135deg,#2c6f8e,#1b478f)}
.proj-thumb.t2{background:linear-gradient(135deg,#1b478f,#2a8f7b)}
.proj-thumb.t3{background:linear-gradient(135deg,#15406b,#2e6be6)}
.proj-thumb.t4{background:linear-gradient(135deg,#206a8c,#0e2350)}
.proj-thumb.t5{background:linear-gradient(135deg,#1b3fa0,#4f8bf2)}
.proj-thumb.t6{background:linear-gradient(135deg,#0e2350,#2a8f7b)}
.proj-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(120px 80px at 70% 30%,rgba(255,255,255,.18),transparent 60%),repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 18px)}
/* 실제 사진 슬롯: <img src="..."> 넣으면 그라데이션 위에 표시 */
.proj-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2}
.proj-thumb img:not([src]),.proj-thumb img[src=""]{display:none}
.proj-body{padding:20px 20px 24px}
.proj-body .client{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:800;color:var(--blue-700);margin-bottom:10px}
.proj-body .client .badge{width:18px;height:18px;border-radius:4px;background:var(--blue-600);display:inline-block}
.proj-body h4{color:var(--ink);font-size:16px;font-weight:700;line-height:1.45;margin-bottom:16px;word-break:keep-all;min-height:46px}
.tag{display:inline-block;font-size:12.5px;font-weight:700;color:var(--blue-600);background:var(--blue-50);padding:5px 12px;border-radius:20px}

/* ============ RESEARCH & INNOVATION ============ */
.research{color:#fff;padding:80px 0;overflow:hidden;position:relative;background:radial-gradient(900px 500px at 88% 30%,rgba(46,107,230,.4),transparent 60%),linear-gradient(120deg,#0a1a3f,#11264f 60%,#143069)}
.research::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.1) 1px,transparent 1.2px);background-size:30px 30px;opacity:.4;-webkit-mask-image:linear-gradient(90deg,transparent,#000);mask-image:linear-gradient(90deg,transparent,#000)}
.research-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1.5fr;gap:44px;align-items:center}
.research-items{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 26px}
.research-intro .eyebrow{text-align:left;color:#7fb2ff}
.research-intro h2{font-size:26px;font-weight:800;line-height:1.4;letter-spacing:-.02em;margin-bottom:24px;word-break:keep-all}
.research-intro .link-more{color:rgba(255,255,255,.85)}
.research-intro .link-more:hover{color:#fff}
/* research-item 좌우형: 아이콘 칩(좌) + 텍스트(우) */
.research-item{display:grid;grid-template-columns:auto 1fr;column-gap:18px;row-gap:7px;align-items:center}
.research-item .ic{grid-row:1/3;width:60px;height:60px;border-radius:15px;background:rgba(127,178,255,.12);color:#7fb2ff;font-size:30px;display:flex;align-items:center;justify-content:center}
.research-item h4{grid-column:2;font-size:18px;font-weight:800;letter-spacing:-.02em}
.research-item p{grid-column:2;font-size:14.5px;line-height:1.6;color:rgba(226,235,252,.72);word-break:keep-all}
/* research as standalone cards (rnd.html) */
.research.cards .research-grid{grid-template-columns:repeat(2,1fr);gap:24px}
.research.cards .research-item{background:rgba(255,255,255,.05);border:1px solid rgba(127,178,255,.18);border-radius:var(--radius);padding:30px 30px;transition:transform .3s var(--ease),background .3s}
.research.cards .research-item:hover{transform:translateY(-6px);background:rgba(255,255,255,.08)}

/* ============ LEADERSHIP MESSAGE (company.html) ============ */
.message{padding:96px 0}
.message.alt{background:var(--blue-25)}
.msg-grid{display:grid;grid-template-columns:.95fr 1.45fr;gap:60px;align-items:start}
.msg-side{position:sticky;top:108px}
.msg-side .eyebrow{margin-bottom:18px}
.msg-quote{font-size:clamp(24px,2.4vw,32px);font-weight:800;color:var(--ink);line-height:1.45;letter-spacing:-.02em;word-break:keep-all;margin-bottom:30px}
.msg-quote .accent{color:var(--blue-600)}
.msg-card{display:flex;align-items:center;gap:16px}
.msg-figure{width:74px;height:74px;border-radius:50%;position:relative;overflow:hidden;background:linear-gradient(135deg,#1b478f,#2c6f8e);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85);flex:0 0 auto;box-shadow:var(--shadow-sm)}
.msg-figure .ic{font-size:30px}
/* 실제 인물 사진 슬롯: <img src="..."> 넣으면 표시 */
.msg-figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:2}
.msg-figure img:not([src]),.msg-figure img[src=""]{display:none}
.msg-who small{display:block;font-size:13px;color:var(--gray-500);font-weight:600;margin-bottom:3px}
.msg-who b{font-size:18px;color:var(--ink);font-weight:800}
.msg-body p{font-size:16px;line-height:1.95;color:var(--gray-600);margin-bottom:20px;word-break:keep-all}
.msg-body p.greet{font-size:18px;font-weight:700;color:var(--ink);line-height:1.7}
.msg-sign{margin-top:36px;padding-top:26px;border-top:1px solid var(--line);display:flex;align-items:baseline;justify-content:flex-end;gap:12px}
.msg-sign small{font-size:13.5px;color:var(--gray-500);font-weight:600}
.msg-sign b{font-size:22px;color:var(--ink);font-weight:800;letter-spacing:.02em}

/* ============ VISION / MISSION / CORE VALUE (company.html) ============ */
.vision-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);color:#fff;text-align:center;padding:64px 32px;margin-bottom:56px;background:radial-gradient(700px 320px at 80% 0,rgba(79,139,242,.5),transparent 60%),linear-gradient(118deg,#0a1a3f,#143069 60%,#1b478f)}
.vision-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1.1px);background-size:26px 26px;opacity:.4}
.vision-band small{position:relative;display:block;font-size:13px;font-weight:800;letter-spacing:.22em;color:#7fb2ff;margin-bottom:16px}
.vision-band h3{position:relative;font-size:clamp(26px,3.2vw,40px);font-weight:800;letter-spacing:-.01em;margin-bottom:16px}
.vision-band p{position:relative;font-size:17px;color:rgba(226,235,252,.88);word-break:keep-all}
.vm-cols{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.vm-label{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em;margin-bottom:22px;display:flex;align-items:center;gap:10px}
.vm-label::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--blue-600)}
.mission-list li{display:flex;align-items:flex-start;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:12px;box-shadow:var(--shadow-sm);font-size:15.5px;font-weight:600;color:var(--gray-700);word-break:keep-all}
.mission-list li b{flex:0 0 auto;font-size:12.5px;font-weight:800;color:var(--blue-600);background:var(--blue-50);border-radius:8px;padding:4px 9px;margin-top:1px}
.value-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.value-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 24px;display:grid;grid-template-columns:auto 1fr;column-gap:18px;row-gap:6px;align-items:center;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.value-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.value-card .ic{grid-row:1/3;width:60px;height:60px;border-radius:15px;background:var(--blue-50);color:var(--blue-600);font-size:28px;display:flex;align-items:center;justify-content:center;transition:background .3s var(--ease)}
.value-card:hover .ic{background:#dde9fb}
.value-card h5{grid-column:2;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.value-card p{grid-column:2;font-size:14.5px;line-height:1.55;color:var(--gray-600);word-break:keep-all}

/* ============ SINCE 2021 ============ */
.since{padding:80px 0}
.since-grid{display:grid;grid-template-columns:1fr 2fr 1.2fr;gap:44px;align-items:center}
.since-intro h2{color:var(--blue-700);font-size:34px;font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.since-intro p{font-size:15px;line-height:1.6;color:var(--gray-600);margin-bottom:22px;word-break:keep-all}
.since-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;border-left:1px solid var(--line);border-right:1px solid var(--line);padding:0 30px}
.stat{text-align:center}
.stat .ic{font-size:42px;color:var(--blue-600);margin:0 auto 14px}
.stat p{font-size:14px;font-weight:700;color:var(--ink);line-height:1.45;word-break:keep-all}
.cta-box{background:var(--blue-50);border-radius:var(--radius-lg);padding:30px 28px}
.cta-box h3{color:var(--ink);font-size:20px;font-weight:800;line-height:1.4;margin-bottom:10px;word-break:keep-all}
.cta-box p{font-size:14px;color:var(--gray-600);margin-bottom:20px}

/* ============ CLIENTS / 로고 월 ============ */
.clients .logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:940px;margin:0 auto}
.logo-chip{height:108px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;padding:18px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.logo-chip:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.logo-chip img{max-height:52px;max-width:170px;width:auto;object-fit:contain}
.logo-text{text-align:center;font-weight:800;color:var(--gray-600);font-size:20px;letter-spacing:-.01em;line-height:1.2;transition:color .3s var(--ease);word-break:keep-all}
.logo-text small{display:block;font-size:12px;font-weight:700;color:var(--gray-500);margin-top:5px;letter-spacing:0}
.logo-chip:hover .logo-text{color:var(--blue-700)}
.clients-note{text-align:center;font-size:13px;color:var(--gray-500);margin-top:26px;word-break:keep-all}

/* ============ CTA BAND ============ */
.cta-band{position:relative;overflow:hidden;color:#fff;text-align:center;padding:72px 0;background:radial-gradient(700px 360px at 50% 0,rgba(79,139,242,.45),transparent 60%),linear-gradient(120deg,#0e2350,#1b478f)}
.cta-band h2{font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.cta-band p{color:rgba(226,235,252,.85);font-size:16px;margin-bottom:30px}

/* ============ CONTACT ============ */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.info-list{display:flex;flex-direction:column;gap:14px;margin-bottom:28px}
.info-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm)}
.info-item .ic{font-size:26px;color:var(--blue-600);flex:0 0 auto;margin-top:2px}
.info-item h4{color:var(--ink);font-size:15px;font-weight:800;margin-bottom:4px}
.info-item p{font-size:14.5px;line-height:1.6;color:var(--gray-600);word-break:keep-all}
.map-ph{height:220px;border-radius:var(--radius);overflow:hidden;position:relative;background:repeating-linear-gradient(0deg,#e9eef7 0 1px,transparent 1px 24px),repeating-linear-gradient(90deg,#e9eef7 0 1px,transparent 1px 24px),#f3f6fc;border:1px solid var(--line)}
.map-ph::after{content:"지도 영역";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--gray-500);font-size:14px;font-weight:700}
.map-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.map-ph img:not([src]),.map-ph img[src=""]{display:none}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px 34px;box-shadow:var(--shadow-md)}
.contact-form h3{color:var(--ink);font-size:20px;font-weight:800;margin-bottom:6px}
.contact-form .form-sub{font-size:14px;color:var(--gray-600);margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--gray-700);margin-bottom:8px}
.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 15px;font-size:15px;font-family:inherit;color:var(--ink);background:var(--blue-25);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(46,107,230,.15);background:#fff}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:12.5px;color:var(--gray-500);margin-top:14px;line-height:1.5}
/* 바로 문의 — 폼 대체(이메일 복사 / 보내기 / 전화) */
.contact-direct .direct-field{margin-bottom:16px}
.df-label{display:block;font-size:13px;font-weight:700;color:var(--gray-500);margin-bottom:8px;letter-spacing:.02em}
.df-row{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--blue-25);border:1px solid var(--line);border-radius:12px;padding:13px 14px 13px 18px}
.df-value{font-size:16px;font-weight:700;color:var(--ink);word-break:break-all}
.copy-btn{display:inline-flex;align-items:center;gap:7px;flex:0 0 auto;background:#fff;border:1px solid var(--line);border-radius:9px;padding:9px 14px;font-size:13.5px;font-weight:700;color:var(--blue-600);cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.copy-btn .ic{font-size:16px}
.copy-btn:hover{background:var(--blue-50);border-color:var(--blue-500)}
.copy-btn.copied{background:var(--blue-600);color:#fff;border-color:var(--blue-600)}
.direct-actions{margin-top:24px}
.direct-actions .btn{width:100%;justify-content:center}

/* ============ FOOTER ============ */
footer{background:var(--navy-900);color:rgba(226,235,252,.7);padding:60px 0 30px;font-size:14px}
.foot-top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand .brand{color:#fff;margin-bottom:18px}
.foot-brand .brand small{color:rgba(226,235,252,.6)}
.foot-brand address{font-style:normal;line-height:1.9;font-size:13.5px;word-break:keep-all}
.foot-brand address .copy{margin-top:14px;color:rgba(226,235,252,.45);font-size:12.5px}
.foot-col h5{color:#fff;font-size:14px;font-weight:800;letter-spacing:.04em;margin-bottom:18px}
.foot-col ul li{margin-bottom:11px}
.foot-col ul li a{font-size:13.5px;transition:color .2s}
.foot-col ul li a:hover{color:#fff}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:24px;flex-wrap:wrap;gap:16px}
.foot-policy{display:flex;gap:22px}
.foot-policy a{font-size:13px;transition:color .2s}
.foot-policy a:hover{color:#fff}
.foot-policy a:first-child{color:#fff;font-weight:700}
.socials{display:flex;gap:10px}
.socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.75);transition:.25s}
.socials a:hover{background:var(--blue-600);color:#fff}

/* scroll-to-top */
.to-top{position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-md);color:var(--blue-600);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transform:translateY(10px);transition:.3s var(--ease);z-index:60}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:var(--blue-600);color:#fff}
.to-top .ic{font-size:20px}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .core-grid{grid-template-columns:repeat(2,1fr)}
  .msg-grid{grid-template-columns:1fr;gap:34px}
  .msg-side{position:static}
  .vm-cols{grid-template-columns:1fr}
  .biz-grid{grid-template-columns:repeat(2,1fr)}
  .proj-grid,.proj-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .eco-flow{grid-template-columns:repeat(2,1fr);gap:34px 14px}
  .eco-step:not(:last-child)::after{display:none}
  .research-grid{grid-template-columns:1fr}
  .research.cards .research-grid{grid-template-columns:repeat(2,1fr)}
  .since-grid{grid-template-columns:1fr;gap:34px}
  .since-stats{border:none;padding:0}
  .hero-visual{display:none}
  .hero .hero-overlay{background:linear-gradient(90deg,#fff 0%,#fff 50%,rgba(255,255,255,.72) 72%,rgba(255,255,255,.25) 100%)}
  .feature-row{grid-template-columns:1fr;gap:24px}
  .feature-row:nth-child(even) .feature-media{order:0}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .nav-menu{position:absolute;top:78px;left:0;right:0;background:#fff;flex-direction:column;gap:0;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
  .nav-menu.open{max-height:460px}
  .nav-menu a{width:100%;padding:16px 24px;border-bottom:1px solid var(--line-soft)}
  .nav-menu a::after{display:none}
  .nav-right .btn-primary{display:none}
  .hamburger{display:flex}
  .brand .logo-img{width:128px}
  .value-grid{grid-template-columns:1fr}
  .core-grid,.biz-grid,.proj-grid,.proj-grid.cols-3{grid-template-columns:1fr}
  .eco-flow{grid-template-columns:1fr}
  .research-grid,.research.cards .research-grid{grid-template-columns:1fr}
  .research-items{grid-template-columns:1fr}
  .clients .logo-wall{grid-template-columns:repeat(2,1fr)}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .proj-head{flex-direction:column;align-items:flex-start;gap:14px}
  .hero .hero-overlay{background:linear-gradient(120deg,rgba(255,255,255,.92),rgba(255,255,255,.74))}
  .hero-inner{min-height:480px;padding:64px 0}
  .hero h1{font-size:34px}
}