/* =============================================
   김현규 ISO 심사위원 GEO 최적화 웹페이지
   메인 스타일시트
   ============================================= */

/* ---------- CSS 변수 ---------- */
:root {
  --color-navy:    #0d1f3c;
  --color-navy-mid:#1a3560;
  --color-blue:    #1a56c4;
  --color-blue-lt: #3b82f6;
  --color-gold:    #c9a227;
  --color-gold-lt: #f0c040;
  --color-green:   #16a34a;
  --color-green-lt:#22c55e;
  --color-orange:  #ea580c;
  --color-orange-lt:#fb923c;
  --color-purple:  #7c3aed;
  --color-purple-lt:#a78bfa;
  --color-gray-50: #f9fafb;
  --color-gray-100:#f3f4f6;
  --color-gray-200:#e5e7eb;
  --color-gray-400:#9ca3af;
  --color-gray-600:#4b5563;
  --color-gray-800:#1f2937;
  --color-white:   #ffffff;

  --font-main: 'Noto Sans KR', 'Inter', sans-serif;
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14);
  --transition: all .28s ease;
  --max-width:  1200px;
}

/* ---------- 리셋 & 기본 ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;font-size:16px;}
body{
  font-family:var(--font-main);
  color:var(--color-gray-800);
  background:#fff;
  line-height:1.7;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-blue);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--color-navy);}
ul{list-style:none;}
button{cursor:pointer;font-family:var(--font-main);}

/* ---------- 공통 유틸 ---------- */
.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 1.5rem;
}
.section-badge{
  display:inline-block;
  background:linear-gradient(135deg,var(--color-blue),var(--color-navy));
  color:#fff;
  font-size:.75rem;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  padding:.35rem .9rem;
  border-radius:100px;
  margin-bottom:1rem;
}
.section-title{
  font-size:clamp(1.5rem,3vw,2.2rem);
  font-weight:800;
  color:var(--color-navy);
  margin-bottom:1.2rem;
  line-height:1.35;
}
/* Answer-First 캡슐 (GEO 핵심) */
.answer-capsule{
  font-size:1.05rem;
  color:var(--color-gray-600);
  background:var(--color-gray-50);
  border-left:4px solid var(--color-blue);
  padding:1rem 1.4rem;
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin-bottom:2.5rem;
  max-width:800px;
}
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0 2rem;
}
.center{text-align:center;}
.highlight-cell{
  background:linear-gradient(90deg,#e8f0fe,#f0fdf4);
  font-weight:600;
  color:var(--color-navy);
}

/* ---------- 헤더 / 네비 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  background:rgba(13,31,60,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:var(--transition);
}
.navbar{padding:.6rem 0;}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
}
.nav-logo{
  display:flex;
  align-items:center;
  gap:.6rem;
  color:#fff;
  font-size:1.1rem;
  font-weight:700;
}
.nav-logo:hover{color:var(--color-gold-lt);}
.logo-icon{
  width:36px;height:36px;
  background:linear-gradient(135deg,var(--color-gold),var(--color-gold-lt));
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:.95rem;
  color:var(--color-navy);
}
.logo-text em{
  font-style:normal;
  color:var(--color-gold-lt);
  margin-left:.25rem;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:.25rem;
  list-style:none;
}
.nav-menu a{
  color:rgba(255,255,255,.8);
  font-size:.88rem;
  font-weight:500;
  padding:.45rem .75rem;
  border-radius:var(--radius-sm);
  transition:var(--transition);
}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.08);}
.btn-nav{
  background:var(--color-gold) !important;
  color:var(--color-navy) !important;
  font-weight:700 !important;
  padding:.45rem 1rem !important;
}
.btn-nav:hover{background:var(--color-gold-lt) !important;}
.nav-toggle{
  display:none;
  background:none;
  border:none;
  color:#fff;
  font-size:1.3rem;
  padding:.4rem;
}

/* ---------- 히어로 ---------- */
.hero{
  min-height:100vh;
  background:linear-gradient(135deg,var(--color-navy) 0%,var(--color-navy-mid) 50%,#1e3a5f 100%);
  position:relative;
  display:flex;
  align-items:center;
  overflow:hidden;
  padding:100px 0 60px;
}
.hero::before{
  content:'';
  position:absolute;
  top:-10%;left:-10%;
  width:60%;height:80%;
  background:radial-gradient(ellipse,rgba(201,162,39,.12),transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:'';
  position:absolute;
  bottom:-5%;right:-5%;
  width:50%;height:60%;
  background:radial-gradient(ellipse,rgba(26,86,196,.15),transparent 70%);
  pointer-events:none;
}
.hero-bg-overlay{
  position:absolute;inset:0;
  background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  background:rgba(201,162,39,.18);
  border:1px solid rgba(201,162,39,.4);
  color:var(--color-gold-lt);
  font-size:.8rem;
  font-weight:600;
  padding:.4rem 1rem;
  border-radius:100px;
  margin-bottom:1.5rem;
}
.hero-title{
  font-size:clamp(2rem,5vw,3.5rem);
  font-weight:900;
  color:#fff;
  line-height:1.2;
  margin-bottom:1.5rem;
}
.hero-subtitle-text{
  font-size:clamp(1.2rem,3vw,2rem);
  color:var(--color-gold-lt);
  font-weight:700;
}
.hero-subtitle-small{
  font-size:clamp(.9rem,2vw,1.15rem);
  color:rgba(255,255,255,.7);
  font-weight:400;
}
.hero-answer-capsule{
  font-size:1.05rem;
  color:rgba(255,255,255,.85);
  background:rgba(255,255,255,.06);
  border-left:4px solid var(--color-gold);
  padding:1rem 1.4rem;
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  margin-bottom:2.5rem;
  max-width:750px;
  backdrop-filter:blur(4px);
}
.hero-stats{
  display:flex;
  gap:2rem;
  flex-wrap:wrap;
  margin-bottom:2.5rem;
}
.stat-item{
  text-align:center;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-md);
  padding:1rem 1.5rem;
  min-width:110px;
  backdrop-filter:blur(4px);
}
.stat-number{
  display:block;
  font-size:2rem;
  font-weight:900;
  color:var(--color-gold-lt);
  line-height:1;
}
.stat-plus{
  font-size:1.5rem;
  font-weight:900;
  color:var(--color-gold-lt);
}
.stat-label{
  display:block;
  font-size:.75rem;
  color:rgba(255,255,255,.65);
  margin-top:.25rem;
}
.hero-cta{
  display:flex;
  gap:1rem;
  flex-wrap:wrap;
}
.btn-primary{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  background:linear-gradient(135deg,var(--color-gold),var(--color-gold-lt));
  color:var(--color-navy);
  font-weight:700;
  font-size:1rem;
  padding:.85rem 1.8rem;
  border-radius:var(--radius-md);
  transition:var(--transition);
  border:none;
}
.btn-primary:hover{
  color:var(--color-navy);
  transform:translateY(-2px);
  box-shadow:0 6px 24px rgba(201,162,39,.45);
}
.btn-secondary{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  background:transparent;
  color:#fff;
  font-weight:600;
  font-size:1rem;
  padding:.85rem 1.8rem;
  border-radius:var(--radius-md);
  border:2px solid rgba(255,255,255,.35);
  transition:var(--transition);
}
.btn-secondary:hover{
  background:rgba(255,255,255,.1);
  border-color:rgba(255,255,255,.7);
  color:#fff;
}

/* ---------- 자기소개 ---------- */
.about-section{
  padding:6rem 0;
  background:#fff;
}
.about-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:1.5rem;
}
.about-card{
  background:var(--color-gray-50);
  border:1px solid var(--color-gray-200);
  border-radius:var(--radius-lg);
  padding:2rem;
  transition:var(--transition);
}
.about-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
  border-color:var(--color-blue-lt);
}
.about-icon{
  width:52px;height:52px;
  background:linear-gradient(135deg,var(--color-blue),var(--color-navy));
  border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:1.3rem;
  margin-bottom:1.2rem;
}
.about-card h3{
  font-size:1.1rem;
  font-weight:700;
  color:var(--color-navy);
  margin-bottom:.75rem;
}
.credential-list li,
.industry-list li{
  display:flex;
  align-items:center;
  gap:.5rem;
  padding:.3rem 0;
  font-size:.92rem;
  color:var(--color-gray-600);
  border-bottom:1px solid var(--color-gray-100);
}
.credential-list li:last-child,
.industry-list li:last-child{border-bottom:none;}
.credential-list .fa-check-circle{color:var(--color-green);}
.industry-list i{color:var(--color-blue);width:16px;}

/* ---------- 전문분야 ---------- */
.expertise-section{
  padding:6rem 0;
  background:linear-gradient(180deg,var(--color-gray-50) 0%,#fff 100%);
}
.expertise-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:1.5rem;
}
.expertise-card{
  background:#fff;
  border:1px solid var(--color-gray-200);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:var(--transition);
  box-shadow:var(--shadow-sm);
}
.expertise-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-lg);
}
.expertise-card-wide{
  grid-column:1 / -1;
}
.card-header{
  padding:1.5rem 2rem;
  display:flex;
  align-items:center;
  gap:1rem;
  position:relative;
}
.card-icon{
  width:48px;height:48px;
  border-radius:12px;
  background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:1.25rem;
  flex-shrink:0;
}
.card-header h3{
  color:#fff;
  font-size:1.15rem;
  font-weight:700;
}
.card-tag{
  font-size:.72rem;
  background:rgba(255,255,255,.18);
  color:rgba(255,255,255,.9);
  padding:.2rem .6rem;
  border-radius:100px;
  margin-left:auto;
  white-space:nowrap;
}
.card-blue  {background:linear-gradient(135deg,var(--color-blue),#0e3a8c);}
.card-green {background:linear-gradient(135deg,var(--color-green),#15803d);}
.card-orange{background:linear-gradient(135deg,var(--color-orange),#c2410c);}
.card-purple{background:linear-gradient(135deg,var(--color-purple),#5b21b6);}
.card-navy  {background:linear-gradient(135deg,var(--color-navy-mid),var(--color-navy));}

.card-body{
  padding:1.5rem 2rem 2rem;
}
.card-body p{
  font-size:.93rem;
  color:var(--color-gray-600);
  margin-bottom:1rem;
}
.card-body ul{
  margin-bottom:1rem;
}
.card-body ul li{
  font-size:.88rem;
  color:var(--color-gray-600);
  padding:.3rem 0;
  padding-left:1rem;
  position:relative;
  border-bottom:1px solid var(--color-gray-100);
}
.card-body ul li::before{
  content:'▸';
  position:absolute;left:0;
  color:var(--color-blue);
  font-size:.8rem;
}
.card-body ul li:last-child{border-bottom:none;}
.card-fact{
  font-size:.8rem;
  color:var(--color-blue);
  background:#eff6ff;
  border-radius:var(--radius-sm);
  padding:.6rem .9rem;
  display:flex;
  align-items:flex-start;
  gap:.5rem;
}
.card-fact i{margin-top:.1rem;flex-shrink:0;}

/* ---------- 비교표 ---------- */
.compare-section{
  padding:6rem 0;
  background:var(--color-navy);
}
.compare-section .section-badge{
  background:linear-gradient(135deg,var(--color-gold),var(--color-gold-lt));
  color:var(--color-navy);
}
.compare-section .section-title{color:#fff;}
.compare-section .answer-capsule{
  background:rgba(255,255,255,.06);
  border-color:var(--color-gold);
  color:rgba(255,255,255,.8);
}
.table-wrapper{
  overflow-x:auto;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
}
.compare-table{
  width:100%;
  border-collapse:collapse;
  background:#fff;
  font-size:.9rem;
}
.compare-table th,
.compare-table td{
  padding:.9rem 1.1rem;
  border:1px solid var(--color-gray-200);
  vertical-align:middle;
}
.compare-table thead th{
  font-weight:700;
  font-size:.88rem;
  text-align:center;
  padding:1rem;
}
.compare-table thead th:first-child{
  background:var(--color-gray-800);
  color:#fff;
}
.compare-table .col-blue {background:var(--color-blue);color:#fff;}
.compare-table .col-green{background:var(--color-green);color:#fff;}
.compare-table .col-orange{background:var(--color-orange);color:#fff;}
.compare-table td:first-child{
  font-weight:600;
  color:var(--color-navy);
  background:var(--color-gray-50);
  white-space:nowrap;
}
.compare-table tbody tr:hover td{background:#f0f7ff;}
.compare-table tbody tr:hover td:first-child{background:#e0edff;}

/* ---------- 서비스 ---------- */
.services-section{
  padding:6rem 0;
  background:#fff;
}
.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:1.5rem;
}
.service-card{
  background:var(--color-gray-50);
  border:1px solid var(--color-gray-200);
  border-radius:var(--radius-lg);
  padding:2rem;
  transition:var(--transition);
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.service-icon{
  width:56px;height:56px;
  border-radius:var(--radius-md);
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;
  color:#fff;
  margin-bottom:1.2rem;
}
.service-icon-blue  {background:linear-gradient(135deg,var(--color-blue),#0e3a8c);}
.service-icon-green {background:linear-gradient(135deg,var(--color-green),#15803d);}
.service-icon-purple{background:linear-gradient(135deg,var(--color-purple),#5b21b6);}
.service-icon-orange{background:linear-gradient(135deg,var(--color-orange),#c2410c);}
.service-card h3{
  font-size:1.1rem;
  font-weight:700;
  color:var(--color-navy);
  margin-bottom:.75rem;
}
.service-card p{
  font-size:.9rem;
  color:var(--color-gray-600);
  margin-bottom:1rem;
}
.service-list{
  list-style:none;
}
.service-list li{
  font-size:.85rem;
  color:var(--color-gray-600);
  padding:.3rem 0;
  padding-left:1.2rem;
  position:relative;
  border-bottom:1px solid var(--color-gray-100);
}
.service-list li::before{
  content:'✓';
  position:absolute;left:0;
  color:var(--color-green);
  font-weight:700;
}
.service-list li:last-child{border-bottom:none;}

/* ---------- 프로세스 ---------- */
.process-section{
  padding:6rem 0;
  background:linear-gradient(180deg,var(--color-gray-50) 0%,#fff 100%);
}
.process-steps{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:1.5rem;
}
.step-item{
  display:flex;
  gap:1.25rem;
  background:#fff;
  border:1px solid var(--color-gray-200);
  border-radius:var(--radius-lg);
  padding:1.5rem;
  transition:var(--transition);
}
.step-item:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-blue-lt);
}
.step-number{
  width:48px;height:48px;
  background:linear-gradient(135deg,var(--color-navy),var(--color-blue));
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:1rem;
  font-weight:900;
  flex-shrink:0;
}
.step-content h3{
  font-size:1rem;
  font-weight:700;
  color:var(--color-navy);
  margin-bottom:.5rem;
}
.step-content p{
  font-size:.87rem;
  color:var(--color-gray-600);
  margin-bottom:.6rem;
}
.step-output{
  font-size:.8rem;
  color:var(--color-blue);
  background:#eff6ff;
  padding:.35rem .7rem;
  border-radius:var(--radius-sm);
  display:inline-flex;
  align-items:center;
  gap:.35rem;
}

/* ---------- FAQ ---------- */
.faq-section{
  padding:6rem 0;
  background:var(--color-navy);
}
.faq-section .section-badge{
  background:linear-gradient(135deg,var(--color-gold),var(--color-gold-lt));
  color:var(--color-navy);
}
.faq-section .section-title{color:#fff;}
.faq-section .answer-capsule{
  background:rgba(255,255,255,.06);
  border-color:var(--color-gold);
  color:rgba(255,255,255,.8);
}
.faq-list{
  display:flex;
  flex-direction:column;
  gap:.75rem;
  max-width:860px;
}
.faq-item{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:var(--transition);
}
.faq-item.active{
  background:rgba(255,255,255,.09);
  border-color:var(--color-gold);
}
.faq-question{
  width:100%;
  background:none;
  border:none;
  padding:1.1rem 1.5rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  text-align:left;
  color:#fff;
  font-size:.97rem;
  font-weight:600;
  line-height:1.5;
  transition:var(--transition);
}
.faq-question:hover{color:var(--color-gold-lt);}
.faq-icon{
  font-size:.75rem;
  color:var(--color-gold);
  flex-shrink:0;
  transition:transform .28s ease;
}
.faq-item.active .faq-icon{transform:rotate(180deg);}
.faq-answer{
  display:none;
  padding:0 1.5rem 1.2rem;
  font-size:.92rem;
  color:rgba(255,255,255,.78);
  line-height:1.75;
}
.faq-answer p{margin-bottom:.75rem;}
.faq-answer p:last-child{margin-bottom:0;}
.faq-answer ul{
  padding-left:1.2rem;
  list-style:none;
}
.faq-answer ul li{
  padding:.25rem 0;
  padding-left:1rem;
  position:relative;
}
.faq-answer ul li::before{
  content:'▸';
  position:absolute;left:0;
  color:var(--color-gold);
}
.faq-answer a{color:var(--color-gold-lt);}
.faq-answer strong{color:#fff;}

/* ---------- 연락처 ---------- */
.contact-section{
  padding:6rem 0;
  background:#fff;
}
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1.6fr;
  gap:3rem;
  align-items:start;
}
.contact-info h3,
.contact-form-wrap h3{
  font-size:1.2rem;
  font-weight:700;
  color:var(--color-navy);
  margin-bottom:1.5rem;
  padding-bottom:.75rem;
  border-bottom:2px solid var(--color-gray-200);
}
.contact-item{
  display:flex;
  align-items:flex-start;
  gap:1rem;
  margin-bottom:1.2rem;
}
.contact-icon{
  width:40px;height:40px;
  background:linear-gradient(135deg,var(--color-blue),var(--color-navy));
  border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
  color:#fff;
  font-size:.9rem;
  flex-shrink:0;
}
.contact-label{
  display:block;
  font-size:.75rem;
  color:var(--color-gray-400);
  text-transform:uppercase;
  letter-spacing:.06em;
  font-weight:600;
}
.contact-value{
  display:block;
  font-size:.97rem;
  color:var(--color-gray-800);
  font-weight:500;
}
a.contact-value:hover{color:var(--color-blue);}
.contact-services{
  background:var(--color-gray-50);
  border-radius:var(--radius-md);
  padding:1.2rem;
  margin-top:1.5rem;
}
.contact-services h4{
  font-size:.9rem;
  font-weight:700;
  color:var(--color-navy);
  margin-bottom:.8rem;
}
.contact-services ul li{
  display:flex;
  align-items:center;
  gap:.5rem;
  font-size:.88rem;
  color:var(--color-gray-600);
  padding:.3rem 0;
}
.contact-services .fa-check{color:var(--color-green);}

/* --- 폼 --- */
.contact-form{display:flex;flex-direction:column;gap:1.1rem;}
.form-group{display:flex;flex-direction:column;gap:.35rem;}
.form-group label{
  font-size:.85rem;
  font-weight:600;
  color:var(--color-gray-600);
}
.required{color:#e53e3e;}
.form-group input,
.form-group select,
.form-group textarea{
  border:2px solid var(--color-gray-200);
  border-radius:var(--radius-sm);
  padding:.7rem 1rem;
  font-family:var(--font-main);
  font-size:.92rem;
  color:var(--color-gray-800);
  transition:var(--transition);
  background:#fff;
  outline:none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  border-color:var(--color-blue);
  box-shadow:0 0 0 3px rgba(26,86,196,.1);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error{border-color:#e53e3e;}
.field-error{font-size:.78rem;color:#e53e3e;}
.checkbox-label{
  display:flex;
  align-items:center;
  gap:.5rem;
  font-size:.85rem;
  color:var(--color-gray-600);
  cursor:pointer;
}
.checkbox-label input{width:16px;height:16px;cursor:pointer;}
.btn-submit{
  background:linear-gradient(135deg,var(--color-blue),var(--color-navy));
  color:#fff;
  border:none;
  border-radius:var(--radius-md);
  padding:.85rem 2rem;
  font-size:1rem;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  transition:var(--transition);
}
.btn-submit:hover{
  transform:translateY(-2px);
  box-shadow:0 6px 24px rgba(26,86,196,.35);
}
.form-success{
  background:#f0fdf4;
  border:1px solid #86efac;
  color:#15803d;
  border-radius:var(--radius-sm);
  padding:.9rem 1.2rem;
  display:flex;
  align-items:center;
  gap:.6rem;
  font-size:.9rem;
  font-weight:600;
}

/* ---------- 푸터 ---------- */
.site-footer{
  background:var(--color-navy);
  color:rgba(255,255,255,.7);
  padding:4rem 0 0;
}
.footer-inner{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:2.5rem;
  padding-bottom:3rem;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .footer-logo{
  display:flex;
  align-items:center;
  gap:.5rem;
  color:#fff;
  font-size:1.15rem;
  font-weight:700;
  margin-bottom:.75rem;
}
.footer-brand .footer-logo i{color:var(--color-gold-lt);}
.footer-brand p{font-size:.85rem;line-height:1.7;}
.footer-links h4{
  color:#fff;
  font-size:.9rem;
  font-weight:700;
  margin-bottom:1rem;
}
.footer-links ul li{padding:.3rem 0;}
.footer-links ul li a{
  color:rgba(255,255,255,.6);
  font-size:.85rem;
  transition:var(--transition);
}
.footer-links ul li a:hover{color:var(--color-gold-lt);}
.footer-bottom{
  padding:1.2rem 0;
  text-align:center;
  font-size:.8rem;
  color:rgba(255,255,255,.4);
}
.footer-bottom p+p{margin-top:.3rem;}
.footer-keywords{font-size:.72rem;}

/* ---------- 상단 이동 버튼 ---------- */
.scroll-top-btn{
  position:fixed;
  bottom:2rem;right:2rem;
  width:46px;height:46px;
  background:linear-gradient(135deg,var(--color-blue),var(--color-navy));
  color:#fff;
  border:none;
  border-radius:50%;
  font-size:1rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);
  opacity:0;
  visibility:hidden;
  transition:var(--transition);
  z-index:999;
}
.scroll-top-btn.visible{opacity:1;visibility:visible;}
.scroll-top-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}

/* ===== 반응형 ===== */
@media(max-width:1024px){
  .footer-inner{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .compare-table{font-size:.8rem;}
}
@media(max-width:768px){
  .nav-menu{
    display:none;
    position:fixed;
    top:58px;left:0;right:0;
    background:var(--color-navy);
    flex-direction:column;
    align-items:stretch;
    padding:1rem;
    gap:.25rem;
    border-bottom:1px solid rgba(255,255,255,.1);
    z-index:999;
  }
  .nav-menu.open{display:flex;}
  .nav-menu a{
    padding:.7rem 1rem;
    border-radius:var(--radius-sm);
    font-size:.95rem;
  }
  .nav-toggle{display:block;}
  .hero-stats{gap:1rem;}
  .stat-item{min-width:90px;padding:.75rem 1rem;}
  .stat-number{font-size:1.6rem;}
  .expertise-card-wide .card-body .two-col{grid-template-columns:1fr;}
  .process-steps{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .hero-cta{flex-direction:column;align-items:flex-start;}
}
@media(max-width:480px){
  .hero{padding:80px 0 50px;}
  .about-grid,
  .services-grid,
  .expertise-grid{grid-template-columns:1fr;}
  .expertise-card-wide{grid-column:auto;}
  .footer-inner{grid-template-columns:1fr;}
  .hero-stats{justify-content:center;}
  .compare-table th,
  .compare-table td{padding:.6rem .7rem;font-size:.78rem;}
}