/* DaviSat 교육용 큐브위성 페이지 */
.dv{--dv-navy:#071530;--dv-deep:#051023;--dv-gold:#E6B640;--dv-gold2:#F5D27A;--dv-ink:#17233A}
.dv h2{font-size:26px;color:var(--navy);margin:0 0 14px}
.dv h3{font-size:19px;color:var(--navy);margin:0 0 8px}
.dv-sec{margin:64px 0 0}
.dv-sec>p.dv-sub{margin:-6px 0 22px;color:var(--muted);max-width:820px}
.dv-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--dv-gold);text-transform:uppercase;margin-bottom:10px}

/* 첫 화면 히어로 */
.dv-hero{display:grid;grid-template-columns:minmax(0,420px) 1fr;gap:44px;align-items:center;padding:40px 44px;border-radius:18px;background:radial-gradient(120% 140% at 0% 0%,#10275A 0%,var(--dv-deep) 60%);color:#E6ECF7}
.dv-hero img{width:100%;border-radius:12px}
.dv-hero h2{color:#fff;font-size:34px;line-height:1.3;margin:0 0 16px}
.dv-hero h2 em{font-style:normal;color:var(--dv-gold)}
.dv-hero p{margin:0 0 14px;line-height:1.85;font-size:16.5px;color:#C9D5EA}
.dv-hero p b{color:#fff}
.dv-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.dv-gold{display:inline-block;padding:13px 24px;border-radius:8px;background:var(--dv-gold);color:var(--dv-deep);font-weight:800;text-decoration:none;font-size:15px}
.dv-gold:hover{background:var(--dv-gold2)}
.dv-ghost{display:inline-block;padding:12px 22px;border-radius:8px;border:1px solid rgba(230,182,64,.6);color:var(--dv-gold2);font-weight:700;text-decoration:none;font-size:15px}
.dv-ghost:hover{background:rgba(230,182,64,.12)}

/* 카드 */
.dv-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;list-style:none;margin:0;padding:0}
.dv-cards.c3{grid-template-columns:repeat(3,minmax(0,1fr))}
.dv-cards.c2{grid-template-columns:repeat(2,minmax(0,1fr))}
.dv-cards>li{padding:24px 22px;border-radius:14px;background:#fff;border:1px solid var(--line);border-top:4px solid var(--dv-gold)}
.dv-cards>li strong{display:block;font-size:17.5px;color:var(--navy);margin-bottom:8px}
.dv-cards>li span,.dv-cards>li p{font-size:15px;color:#46546C;line-height:1.7;margin:0}
.dv-cards svg{width:32px;height:32px;fill:none;stroke:var(--dv-gold);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;margin-bottom:12px}

/* 4개 시스템 */
.dv-sys{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.dv-sys figure{margin:0;border-radius:14px;overflow:hidden;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column}
.dv-sys .ph{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:14px;border-bottom:1px solid var(--line)}
.dv-sys .ph img{max-height:100%;width:auto;object-fit:contain}
.dv-sys .ph.dark{background:var(--dv-deep)}
.dv-sys figcaption{padding:16px 18px 18px}
.dv-sys figcaption b{display:block;font-size:13px;color:var(--dv-gold);letter-spacing:.04em;margin-bottom:2px}
.dv-sys figcaption strong{display:block;font-size:17px;color:var(--navy);margin-bottom:6px}
.dv-sys figcaption span{font-size:14.5px;color:#46546C;line-height:1.65}
.dv-credit{margin:10px 0 0;font-size:13px;color:var(--muted)}
.dv-credit a{color:inherit}

/* 흐름 */
.dv-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;list-style:none;margin:0;padding:0;counter-reset:f}
.dv-flow li{position:relative;padding:22px 26px 22px 22px;background:var(--sky);border-radius:0;counter-increment:f}
.dv-flow li:first-child{border-radius:14px 0 0 14px}
.dv-flow li:last-child{border-radius:0 14px 14px 0}
.dv-flow li:not(:last-child)::after{content:"";position:absolute;right:-9px;top:50%;width:16px;height:16px;background:var(--sky);border-top:2px solid #C3D3EA;border-right:2px solid #C3D3EA;transform:translateY(-50%) rotate(45deg);z-index:1}
.dv-flow li::before{content:counter(f);display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--dv-navy);color:var(--dv-gold);font-weight:800;font-size:14px;margin-bottom:10px}
.dv-flow strong{display:block;color:var(--navy);font-size:16.5px;margin-bottom:4px}
.dv-flow span{font-size:14.5px;color:#46546C;line-height:1.65}

/* 이름 이야기 */
.dv-story{display:grid;grid-template-columns:160px 1fr;gap:28px;align-items:center;padding:28px 32px;border-radius:16px;background:var(--dv-deep);color:#C9D5EA}
.dv-story img{width:160px;border-radius:10px}
.dv-story h3{color:var(--dv-gold);font-size:20px}
.dv-story p{margin:0;line-height:1.85}

/* 라인업 */
.dv-line{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;list-style:none;margin:0;padding:0}
.dv-line>li{display:flex;flex-direction:column;border-radius:16px;border:1px solid var(--line);background:#fff;overflow:hidden}
.dv-line .ph{background:#F4F7FB;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:1px solid var(--line)}
.dv-line .ph img{max-height:100%;width:auto;object-fit:contain}
.dv-line .bd{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.dv-line .tag{display:inline-block;align-self:flex-start;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:12px;background:var(--dv-navy);color:var(--dv-gold);margin-bottom:10px}
.dv-line h3{font-size:21px}
.dv-line .one{color:#46546C;font-size:15px;margin:0 0 14px;line-height:1.7}
.dv-line h4{font-size:14px;color:var(--navy);margin:14px 0 6px}
.dv-line ul.inc{margin:0;padding-left:18px;font-size:14.5px;color:#33415A;line-height:1.7}
.dv-line .price{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px dashed var(--line)}
.dv-line .price b{font-size:17px;color:var(--navy)}
.dv-line .price a{padding:10px 16px;font-size:14px}

.dv-table{width:100%;border-collapse:collapse;font-size:15px;background:#fff}
.dv-table th,.dv-table td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top;line-height:1.6}
.dv-table thead th{background:var(--dv-navy);color:#fff;font-weight:700}
.dv-table thead th:first-child{background:#0E2148}
.dv-table tbody th{background:#F4F7FB;color:var(--navy);white-space:nowrap}
.dv-scroll{overflow-x:auto}

.dv-box{padding:22px 26px;border-radius:14px;background:var(--sky);border-left:4px solid var(--dv-gold)}
.dv-box h3{margin-bottom:10px}
.dv-box ul{margin:0;padding-left:20px;line-height:1.85}
.dv-box p{margin:0 0 8px;line-height:1.8}
.dv-box p:last-child{margin:0}

.dv-status{display:flex;gap:14px;align-items:flex-start;padding:18px 22px;border-radius:12px;background:#FFF8E6;border:1px solid #F1D592;margin-top:28px}
.dv-status b{flex:none;padding:3px 10px;border-radius:12px;background:var(--dv-gold);color:var(--dv-deep);font-size:13px}
.dv-status p{margin:0;line-height:1.75;color:#5A4A1E}

/* 출처 표기 */
.dv-attr{margin-top:56px;padding:22px 26px;border-radius:12px;border:1px solid var(--line);background:#FAFBFD;font-size:14px;color:#46546C;line-height:1.8}
.dv-attr strong{display:block;color:var(--navy);font-size:15px;margin-bottom:6px}
.dv-attr p{margin:0 0 4px}
.dv-attr a{color:var(--blue)}

/* 교육 */
.dv-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;counter-reset:s}
.dv-steps li{padding:20px;border-radius:12px;background:#fff;border:1px solid var(--line);counter-increment:s}
.dv-steps li::before{content:counter(s,decimal-leading-zero);display:block;font-weight:800;color:var(--dv-gold);font-size:22px;margin-bottom:6px}
.dv-steps strong{display:block;color:var(--navy);margin-bottom:4px}
.dv-steps span{font-size:14.5px;color:#46546C;line-height:1.65}

/* 자료실 */
.dv-dl{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.dv-dl li{display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center;padding:16px 20px;border-radius:12px;background:#fff;border:1px solid var(--line)}
.dv-dl .ic{width:52px;height:52px;border-radius:10px;background:var(--dv-navy);color:var(--dv-gold);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px}
.dv-dl strong{display:block;color:var(--navy);font-size:16.5px}
.dv-dl span{display:block;font-size:14px;color:#5A6882;line-height:1.6}
.dv-dl .acts{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.dv-dl .acts a{white-space:nowrap;padding:9px 14px;border-radius:8px;font-size:14px;font-weight:700;text-decoration:none;border:1px solid var(--line);color:var(--navy)}
.dv-dl .acts a.p{background:var(--blue);border-color:var(--blue);color:#fff}
.dv-dl .acts a:hover{border-color:var(--blue)}
.dv-guide{list-style:none;margin:0;padding:0;border-top:2px solid var(--navy)}
.dv-guide li{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;padding:14px 6px;border-bottom:1px solid var(--line)}
.dv-guide i{font-style:normal;font-weight:800;color:var(--dv-gold);font-size:18px;text-align:center}
.dv-guide strong{display:block;color:var(--navy)}
.dv-guide span{font-size:14.5px;color:#46546C;line-height:1.6}
.dv-guide a{font-size:14px;color:var(--blue);font-weight:600;white-space:nowrap}
.dv-modes{width:100%;border-collapse:collapse;font-size:15px}
.dv-modes th,.dv-modes td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.dv-modes th{color:var(--navy);background:#F4F7FB}
.dv-modes td:first-child{white-space:nowrap;font-weight:700;color:var(--navy)}

@media (max-width:1000px){
  .dv-hero{grid-template-columns:1fr;padding:28px 24px;gap:24px}
  .dv-hero img{max-width:360px}
  .dv-cards,.dv-sys,.dv-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dv-cards.c3,.dv-line{grid-template-columns:1fr}
  .dv-flow{grid-template-columns:1fr 1fr;gap:10px}
  .dv-flow li,.dv-flow li:first-child,.dv-flow li:last-child{border-radius:12px}
  .dv-flow li::after{display:none}
}
@media (max-width:640px){
  .dv h2{font-size:22px}
  .dv-hero h2{font-size:26px}
  .dv-cards,.dv-cards.c2,.dv-sys,.dv-steps,.dv-flow{grid-template-columns:1fr}
  .dv-story{grid-template-columns:1fr;padding:22px}
  .dv-story img{width:120px}
  .dv-dl li{grid-template-columns:44px 1fr;gap:12px}
  .dv-dl .ic{width:44px;height:44px;font-size:12px}
  .dv-dl .acts{grid-column:1/-1;justify-content:flex-start}
  .dv-guide li{grid-template-columns:32px 1fr}
  .dv-guide a{grid-column:2}
}
.dv-sys .dv-big{width:46%;height:auto;fill:none;stroke:#E6B640;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}
.dv .cs-next,.dv .cs-ask{max-width:none}
@media (max-width:640px){.dv-sys .ph{aspect-ratio:16/10}.dv-sys .dv-big{width:28%}.dv-line .ph{aspect-ratio:16/9}}
.dv-concept{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.dv-concept figure{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#F4F6F9}
.dv-concept img{width:100%;display:block}
.dv-concept figcaption{padding:10px 16px;font-size:14px;font-weight:700;color:var(--navy);background:#fff;border-top:1px solid var(--line)}
.dv-line .ph.dark{background:#051023}
.dv-line .ph.dark img{max-height:100%}
.dv-line .ph .dv-big{width:34%;height:auto;fill:none;stroke:#E6B640;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:640px){.dv-concept{grid-template-columns:1fr}}
.dv-line .ph{overflow:hidden}
.dv-line .ph picture{height:100%;display:flex;justify-content:center;align-items:center}
.dv-line .ph img{height:100%;width:auto;max-width:100%;object-fit:contain}