
    :root{
      --kt-red:#ff0000;
      --ink:#111;
      --ink-2:#333;
      --ink-3:#666;
      --bg:#fff;
      --line:#e9e9e9;
      --primary:#e60012;
      --accent:#008CFF;
      --card:#0f1115;
      --grad:linear-gradient(135deg,#0e0f12 0%,#1b1f27 55%,#2a3240 100%);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html,body{height:100%}
    body{
      font-family:"Pretendard",system-ui,-apple-system,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,"맑은 고딕",sans-serif;
      color:var(--ink-2);
      background:#f6f7f9;
    }

    /* Top bar */
    .topbar{
      display:flex;justify-content:space-between;align-items:center;
      padding:10px 38px;border-bottom:1px solid var(--line);background:#fff
    }
    .topbar .logo{display:flex;align-items:center;gap:12px}
    .topbar .logo img{height:70px}
    .bookmark{
      font-size:12px;background:#fafafa;border:1px solid var(--line);padding:6px 10px;border-radius:20px;color:#666
    }
    .hotline{
      font-size:50px;color:#000000
    }
    .hotline a{
      color:#000000;text-decoration:none;font-weight:800;font-size:30px
    }

    /* Nav */
    nav{
      background:#1f232b;border-bottom:1px solid #00000040
    }
    .nav-wrap{max-width:1180px;margin:0 auto;display:flex;gap:28px}
    nav a{
      color:#fff;text-decoration:none;padding:16px 0;display:inline-block;font-weight:600
    }
    nav a:hover{color:var(--kt-red)}

    /* Hero */
    .hero {
  position: relative;
  height: 540px; /* 원하는 높이 */
  overflow: hidden;
}
.hero video {
  position: absolute;
  top: 50%; left: 50%;
  min-width: 100%;
  min-height: 100%;
  object-fit: cover;   /* 화면에 꽉 차게 */
  transform: translate(-50%, -50%);
  z-index: 1;
}
.hero video {
  filter: brightness(70%);
}
.hero-inner {
  position: relative;
  z-index: 2;          /* 영상 위에 텍스트 올림 */
  color: #fff;
  text-align: center;
  top: 50%;
  transform: translateY(-50%);
}
    .eyebrow{letter-spacing:.06em;opacity:.9;font-weight:600;margin-bottom:14px}
    .title{
    font-size:56px;line-height:1.15;font-weight:900;letter-spacing:-.02em
    }
    .title strong{color:var(--kt-red)}
    .sub{
      margin-top:12px;font-size:18px;opacity:.95
    }
    .cta-row{margin-top:28px;display:flex;gap:12px;justify-content:center}
    .btn{
      padding:14px 22px;border-radius:10px;border:1px solid #ffffff44;background:#00000077;color:#fff;font-weight:700;text-decoration:none;backdrop-filter:blur(4px)
    }
    .btn.primary{background:#fd060677;border-color:transparent}
    .btn:hover{transform:translateY(-1px)}
    .phone-chip{margin-top:14px;font-size:15px;opacity:.9}
    .phone-chip a{color:#fff;text-decoration:none;font-weight:800}

    /* Section wrapper */
    .section{max-width:1180px;margin:0 auto;padding:70px 0}

    /* Features */
    .features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .f-card{
      background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;min-height:140px;
      display:flex;gap:14px;align-items:flex-start;transition:transform .2s, box-shadow .2s
    }
    .f-card:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.06)}
    .f-icon{width:44px;height:44px;border-radius:10px;background:#f2f4f8;display:grid;place-items:center;font-weight:900;color:#111}
    .f-card h4{font-size:18px;margin-bottom:8px;color:#111}
    .f-card p{font-size:14px;color:#555;line-height:1.5}

    /* Plans */
    .plan-head{text-align:center;margin-bottom:26px}
    .plan-head h3{font-size:32px;color:#111}
    .plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .plan{
      background:#0f1218;color:#e6e6e6;border:1px solid #1b2230;border-radius:18px;overflow:hidden
    }
    .plan .bar{height:6px;background:linear-gradient(90deg,#e60012,#ff5a5a)}
    .plan .body{padding:26px}
    .badge{display:inline-block;background:#ffffff1c;border:1px solid #ffffff33;color:#fff;padding:6px 10px;border-radius:30px;font-size:12px;margin-bottom:10px}
    .p-title{font-size:24px;color:#fff;font-weight:800}
    .price{margin:10px 0 16px}
    .price big{font-size:38px;font-weight:900;color:#fff}
    .price small{color:#b8c3d6}
    .spec{list-style:none;margin-top:6px}
    .spec li{padding:8px 0;border-top:1px dashed #ffffff1f;font-size:14px}
    .p-cta{margin-top:16px;display:flex;gap:10px}
    .p-cta .btn{flex:1;text-align:center}
    .plan.light{background:#fff;color:#2a2a2a;border:1px solid var(--line)}
    .plan.light .p-title{color:#111}
    .plan.light .price big{color:#111}

    /* Form */
    .form-wrap{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px
    }
    .form-wrap h3{grid-column:1/3;font-size:26px;color:#111}
    .form-item{display:flex;flex-direction:column;gap:8px}
    label{font-size:13px;color:#444}
    input,select,textarea{
      padding:12px 14px;border:1px solid #dfe3ea;border-radius:10px;font:inherit;outline:none
    }
    textarea{min-height:110px;resize:vertical}
    .agree{grid-column:1/3;font-size:13px;color:#555;display:flex;align-items:center;gap:8px}
    .agree a{color:var(--accent);text-decoration:none}
    .form-actions{grid-column:1/3;display:flex;gap:10px;justify-content:flex-end}
    .btn-big{
      padding:16px 28px;border:none;border-radius:12px;background:var(--kt-red);color:#fff;font-weight:900;cursor:pointer
    }
    .btn-line{padding:16px 22px;border:1px solid #d9dee7;background:#fff;border-radius:12px;font-weight:800;cursor:pointer}

    /* Footer */
    footer{margin-top:70px;background:#101318;color:#b9c0cc}
    .foot{max-width:1180px;margin:0 auto;padding:36px 0}
    .foot .grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}
    .foot h5{color:#fff;margin-bottom:10px}
    .foot a{color:#b9c0cc;text-decoration:none}
    .copy{border-top:1px solid #1f2430;margin-top:20px;padding-top:16px;font-size:12px;color:#95a1b5}

    /* Floating call button */
    .floating-call{
      position:fixed;right:24px;bottom:24px;z-index:50
    }
    .floating-call a{
      display:flex;align-items:center;gap:10px;background:var(--kt-red);color:#fff;text-decoration:none;
      padding:20px 20px;border-radius:999px;font-weight:900;box-shadow:0 10px 24px rgba(230,0,18,.35)
    }
    .floating-call small{opacity:.9;font-weight:700}

    /* helpers */
    .mt40{margin-top:40px}
    .mt20{margin-top:20px}
    .center{text-align:center}

  /* flip-card 기본 구조 */

  .plans-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4개 카드 가로 배치 */
  gap: 20px;
  max-width: 1200px;
  margin: 40px auto;
}
.flip-card {
  background: transparent;
  width: 100%;
  height: 220px;
  perspective: 1000px;
  cursor: pointer;
}
.flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}
.flip-card:hover .flip-inner {
  transform: rotateY(180deg);
}
.flip-front, .flip-back {
  position: absolute;
  width: 100%; height: 100%;
  backface-visibility: hidden;
  border-radius: 16px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
}
.flip-front {
  background: #fff;
  border: 1px solid #ddd;
  color: #111;
}
.flip-back {
  background: #171717;
  color: #fff;
  transform: rotateY(180deg);
}

/* 7개 카드 전용 그리드 */
.extra-cards-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  max-width: 1200px;
  margin: 60px auto;
}

.extra-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.08);
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.extra-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.15);
}
.extra-card h4 {
  margin-bottom: 10px;
  color: #111;
}
.extra-card p {
  font-size: 14px;
  color: #555;
}
  
 .floating-buttons {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1000;
}

.floating-buttons a {
  display: flex;
  justify-content: center;   
  align-items: center;
  gap: 10px;
  background: #e60012; /* 기본 빨강 (전화 상담) */
  color: #fff;
  text-decoration: none;
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 900;
  font-size: 15px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  transition: transform 0.25s, box-shadow 0.25s;
}
.floating-buttons a:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.35);
}

/* 개별 버튼 색상 */
.floating-buttons .kakao {
  background: #fae100;
  color: #3b1e1e;
}
.floating-buttons .request {
  background: linear-gradient(135deg,#ff5a5a,#e60012);
  color: #fff;
}
.floating-buttons .phone {
  background: #e60012;
  color: #fff;
}