/* =============================================
   트리트비즈 — home.css (메인 페이지 전용)
   ============================================= */

/* ── 히어로 ── */
.hero{
  position:relative;min-height:100vh;
  display:flex;align-items:center;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  overflow:hidden; /* 이미지 넘침 방지 */
}
.hero-bg-img{
  width:100%;height:100%;
  object-fit:cover;          /* 비율 유지하며 영역 꽉 채움 */
  object-position:center center; /* 중앙 기준 크롭 */
  display:block;
  /* 창 크기 변화 시 부드럽게 처리 */
  will-change:transform;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,26,39,.88) 0%,rgba(11,26,39,.65) 60%,rgba(26,95,122,.45) 100%);
  z-index:1;
}
.hero-content{
  position:relative;z-index:2;
  padding-top:calc(var(--header-h) + 40px);
  padding-bottom:80px;
  display:flex;flex-direction:column;gap:52px;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:1.5px;
  color:var(--accent);
  background:rgba(0,196,180,.12);
  border:1px solid rgba(0,196,180,.3);
  padding:6px 16px;border-radius:30px;width:fit-content;
}
.hero-title{
  font-size:52px;font-weight:800;color:#fff;
  line-height:1.2;letter-spacing:-.8px;
  margin:18px 0 22px;
}
.hero-title span{color:var(--accent);}
.hero-desc{
  font-size:17px;color:rgba(255,255,255,.7);
  line-height:1.85;max-width:520px;
}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px;}

/* 히어로 통계 */
.hero-stats{
  display:flex;gap:1px;
  background:rgba(255,255,255,.1);
  border-radius:var(--radius-lg);
  overflow:hidden;width:fit-content;
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.12);
}
.stat-item{
  padding:20px 36px;text-align:center;
  background:rgba(11,26,39,.5);
  border-right:1px solid rgba(255,255,255,.08);
}
.stat-item:last-child{border-right:none;}
.stat-num{
  display:block;font-size:32px;font-weight:800;
  color:var(--accent);line-height:1;
}
.stat-unit{font-size:16px;font-weight:700;color:var(--accent);}
.stat-label{display:block;font-size:12px;color:rgba(255,255,255,.55);margin-top:5px;}

/* 스크롤 힌트 */
.scroll-hint{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:6px;
  color:rgba(255,255,255,.4);font-size:11px;letter-spacing:1px;
  animation:bounce 2s infinite;z-index:2;cursor:pointer;
}
.scroll-hint i{font-size:14px;}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0);}50%{transform:translateX(-50%) translateY(6px);}}

/* ── 소개 스트립 ── */
.intro-strip{padding:0;border-top:1px solid rgba(255,255,255,.06);}
.intro-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-right:1px solid rgba(255,255,255,.06);
}
.intro-item{
  display:flex;align-items:flex-start;gap:18px;
  padding:34px 36px;
  border-left:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background var(--ease);
}
.intro-item:hover{background:rgba(255,255,255,.03);}
.intro-icon{
  width:46px;height:46px;border-radius:12px;
  background:rgba(0,196,180,.12);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent);font-size:20px;flex-shrink:0;
}
.intro-item h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:5px;}
.intro-item p{font-size:13px;color:rgba(255,255,255,.5);line-height:1.7;}

/* ── 서비스 카드 ── */
.service-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
}
.svc-card{
  background:#fff;border-radius:var(--radius-lg);
  border:1px solid var(--gray-2);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.svc-img{position:relative;height:200px;overflow:hidden;}
.svc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.svc-card:hover .svc-img img{transform:scale(1.06);}
.svc-img-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(11,26,39,.7) 0%,transparent 60%);
}
.svc-body{padding:26px 28px 30px;}
.svc-icon{
  width:48px;height:48px;border-radius:12px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.svc-icon.s1{background:rgba(26,95,122,.1);color:var(--primary);}
.svc-icon.s2{background:rgba(0,196,180,.1);color:var(--accent);}
.svc-icon.s3{background:rgba(130,80,200,.1);color:#8250c8;}
.svc-card h3{font-size:17px;font-weight:700;color:var(--text);margin-bottom:10px;}
.svc-card p{font-size:13px;color:var(--text-sub);line-height:1.8;margin-bottom:18px;}
.svc-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--primary);
  transition:gap var(--ease),color var(--ease);
}
.svc-link:hover{color:var(--accent);gap:10px;}

/* ── 핵심 가치 ── */
.values-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
}
.val-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:40px 34px;
  border:1px solid var(--gray-2);
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
  position:relative;overflow:hidden;
}
.val-card::before{
  content:'';position:absolute;top:-30px;right:-30px;
  width:120px;height:120px;border-radius:50%;
  background:rgba(26,95,122,.05);
}
.val-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.val-card.featured{
  background:linear-gradient(135deg,var(--primary-dark),var(--primary));
  border-color:transparent;
}
.val-card.featured .val-num,
.val-card.featured h3,
.val-card.featured h3 span,
.val-card.featured p{color:#fff;}
.val-card.featured .val-icon{background:rgba(255,255,255,.15);color:#fff;}
.val-num{font-size:12px;font-weight:700;color:var(--gray-3);letter-spacing:1px;margin-bottom:20px;}
.val-icon{
  width:54px;height:54px;border-radius:14px;
  background:rgba(26,95,122,.1);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);font-size:22px;margin-bottom:18px;
}
.val-card h3{font-size:20px;font-weight:800;color:var(--text);line-height:1.1;margin-bottom:12px;}
.val-card h3 span{display:block;font-size:12px;font-weight:500;color:var(--accent);letter-spacing:1px;text-transform:uppercase;margin-top:3px;}
.val-card.featured h3 span{color:rgba(255,255,255,.7);}
.val-card p{font-size:13px;color:var(--text-sub);line-height:1.8;}

/* ── Why Us ── */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;}
.why-list{display:flex;flex-direction:column;gap:22px;}
.why-item{display:flex;gap:16px;align-items:flex-start;}
.why-item-icon{
  width:42px;height:42px;border-radius:10px;
  background:rgba(0,196,180,.1);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;flex-shrink:0;
}
.why-item h4{font-size:15px;font-weight:700;color:var(--text);margin-bottom:4px;}
.why-item p{font-size:13px;color:var(--text-sub);line-height:1.75;}

/* why 우측 비주얼 */
.why-visual{
  background:linear-gradient(135deg,var(--dark),var(--dark-2));
  border-radius:var(--radius-lg);padding:44px;
  border:1px solid rgba(255,255,255,.06);
}
.big-stat{text-align:center;padding-bottom:32px;margin-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08);}
.big-stat-num{font-size:72px;font-weight:900;color:var(--accent);line-height:1;}
.big-stat-unit{font-size:28px;font-weight:700;color:var(--accent);}
.big-stat-label{font-size:14px;color:rgba(255,255,255,.5);margin-top:8px;}
.sub-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.sub-stat{text-align:center;}
.sub-stat-num{font-size:30px;font-weight:800;color:#fff;line-height:1;}
.sub-stat-unit{font-size:14px;color:rgba(255,255,255,.6);}
.sub-stat-label{font-size:12px;color:rgba(255,255,255,.4);margin-top:4px;}

/* ── 프로세스 ── */
.process-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;position:relative;
}
.process-grid::before{
  content:'';position:absolute;
  top:36px;left:calc(12.5% + 28px);right:calc(12.5% + 28px);
  height:2px;background:linear-gradient(to right,var(--accent),var(--primary));
  z-index:0;
}
.process-step{
  display:flex;flex-direction:column;align-items:center;
  text-align:center;padding:0 20px;position:relative;z-index:1;
}
.step-circle{
  width:72px;height:72px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  display:flex;align-items:center;justify-content:center;
  font-size:24px;color:#fff;margin-bottom:22px;
  box-shadow:0 4px 20px rgba(26,95,122,.35);
  border:4px solid #fff;
}
.step-num-badge{
  position:absolute;top:-4px;right:calc(50% - 46px);
  width:22px;height:22px;border-radius:50%;
  background:var(--accent);color:#fff;
  font-size:10px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.process-step h4{font-size:15px;font-weight:700;color:var(--text);margin-bottom:8px;}
.process-step p{font-size:13px;color:var(--text-sub);line-height:1.7;}

/* ── 문의 ── */
.contact-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:56px;align-items:start;}
.contact-info h3{font-size:22px;font-weight:800;color:var(--text);margin-bottom:28px;}
.contact-items{display:flex;flex-direction:column;gap:22px;}
.ci{display:flex;gap:16px;align-items:flex-start;}
.ci-icon{
  width:46px;height:46px;border-radius:12px;
  background:rgba(26,95,122,.1);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;flex-shrink:0;
}
.ci strong{display:block;font-size:14px;font-weight:700;color:var(--text);margin-bottom:3px;}
.ci span{display:block;font-size:14px;color:var(--text-sub);}
.ci small{display:block;font-size:12px;color:var(--text-light);margin-top:2px;}

/* 문의 폼 */
.contact-form{
  background:#fff;border-radius:var(--radius-lg);
  padding:40px;border:1px solid var(--gray-2);
  box-shadow:var(--shadow-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-group{margin-bottom:18px;}
.form-group label{
  display:block;font-size:13px;font-weight:600;
  color:var(--text);margin-bottom:7px;
}
.required{color:#e53e3e;}
.form-group input,
.form-group select,
.form-group textarea{
  width:100%;padding:11px 14px;
  border:1.5px solid var(--gray-2);border-radius:var(--radius);
  font-size:14px;font-family:inherit;color:var(--text);
  background:#fff;transition:border-color var(--ease),box-shadow var(--ease);
  outline:none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(26,95,122,.1);
}
.form-group textarea{resize:vertical;min-height:120px;}
.form-submit{
  width:100%;padding:14px;
  background:var(--primary);color:#fff;border-radius:var(--radius);
  font-size:15px;font-weight:700;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:all var(--ease);
}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 20px rgba(26,95,122,.3);}
.form-success{
  display:none;text-align:center;padding:24px;
  color:var(--accent);font-weight:600;font-size:15px;
}

/* ── 반응형 ── */
@media(max-width:1024px){
  .hero-title{font-size:42px;}
  .service-grid{grid-template-columns:1fr 1fr;}
  .why-grid{grid-template-columns:1fr;gap:40px;}
  .process-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .process-grid::before{display:none;}
  .contact-grid{grid-template-columns:1fr;gap:36px;}
}
@media(max-width:768px){
  .hero-title{font-size:32px;}
  .hero-desc{font-size:15px;}
  .hero-stats{flex-wrap:wrap;}
  .stat-item{flex:1 1 100px;}
  .intro-grid{grid-template-columns:1fr;}
  .service-grid{grid-template-columns:1fr;}
  .values-grid{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr 1fr;}
  .form-row{grid-template-columns:1fr;}
}
@media(max-width:480px){
  .hero-title{font-size:26px;}
  .hero-btns{flex-direction:column;}
  .process-grid{grid-template-columns:1fr;}
  .contact-form{padding:24px 20px;}
}