:root {
  --green: #0e9a7d;
  --green-dk: #0b7f67;
  --green-lt: #e8f6f2;
  --ink: #16191d;
  --body: #4a5058;
  --muted: #8a9099;
  --line: #e6e8eb;
  --bg: #ffffff;
  --tint: #f6f8f7;
  --radius: 24px;
  --hd-h: 72px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--hd-h); }
body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--body); background: var(--bg); line-height: 1.6; word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* 버튼 */
.btn { display: inline-flex; align-items: center; justify-content: center; font-weight: 600; font-size: 15px;
  height: 44px; padding: 0 26px; border-radius: 999px; border: 1.5px solid transparent; cursor: pointer;
  transition: background .2s, color .2s, transform .2s; font-family: inherit; }
.btn-pill { background: var(--green); color: #fff; }
.btn-pill:hover { background: var(--green-dk); }
.btn-line { border-color: var(--green); color: var(--green); background: #fff; }
.btn-line:hover { background: var(--green); color: #fff; }
.btn-lg { height: 52px; padding: 0 40px; font-size: 16px; }
.btn-block { width: 100%; }
.btn:active { transform: scale(.98); }

/* 헤더 */
.hd { position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--hd-h); background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.hd.scrolled { border-bottom-color: var(--line); }
.hd-in { max-width: 1400px; margin: 0 auto; height: 100%; padding: 0 40px; display: flex; align-items: center; }
.logo { display: flex; align-items: center; flex-shrink: 0; line-height: 0; }
.logo img { height: 40px; width: auto; }
.gnb { display: flex; gap: 36px; margin: 0 auto; }
.gnb a { position: relative; font-size: 16px; font-weight: 500; color: var(--ink); padding: 6px 0; }
.gnb a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--green);
  transform: scaleX(0); transition: transform .2s; }
.gnb a:hover::after, .gnb a.on::after { transform: scaleX(1); }
.hd-cta { height: 48px; padding: 0 28px; }
.menu-btn { display: none; width: 40px; height: 40px; background: none; border: 0; cursor: pointer; margin-left: 12px; }
.menu-btn span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px auto; transition: .2s; }

/* 히어로 */
.hero { position: relative; min-height: 100vh; min-height: 100svh; padding-top: var(--hd-h);
  background: url("/img/hero.jpg") center / cover no-repeat; display: flex; align-items: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.25) 55%, rgba(0,0,0,.15) 100%); }
.hero-in { position: relative; width: 100%; max-width: 1200px; margin: 0 auto; padding: 60px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.hero-title { font-family: "Inter", sans-serif; font-weight: 400; color: #fff; font-size: clamp(56px, 8.5vw, 112px);
  line-height: 1.05; letter-spacing: -2px; }
.hero-card { background: #fff; border-radius: var(--radius); padding: 52px 44px; text-align: center; max-width: 400px; flex-shrink: 0;
  box-shadow: 0 20px 60px rgba(0,0,0,.18); }
.hero-card h2 { font-size: 30px; font-weight: 700; color: var(--ink); letter-spacing: -.5px; margin-bottom: 18px; }
.hero-card p { font-size: 15px; color: var(--body); line-height: 1.8; margin-bottom: 32px; }

/* 섹션 공통 */
.sec { padding: 120px 0; }
.tint { background: var(--tint); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: 2px; color: var(--green); margin-bottom: 12px; }
.sec-title { font-size: clamp(28px, 3.4vw, 42px); font-weight: 700; color: var(--ink); line-height: 1.3; letter-spacing: -1px; margin-bottom: 20px; }
.sec-desc { font-size: 17px; color: var(--body); }
.center { text-align: center; }

/* 소개 */
.split-in { display: grid; grid-template-columns: 1.1fr 1fr; gap: 72px; align-items: center; }
.split-img img { border-radius: var(--radius); aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.stats { list-style: none; display: flex; gap: 40px; margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--line); }
.stats strong { display: block; font-size: 36px; font-weight: 800; color: var(--green); letter-spacing: -1px; line-height: 1.2; }
.stats span { font-size: 14px; color: var(--muted); }

/* 장점 */
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 56px; }
.feat { background: #fff; border-radius: var(--radius); padding: 40px 32px; transition: transform .25s, box-shadow .25s; }
.feat:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(14,154,125,.12); }
.ico { width: 56px; height: 56px; border-radius: 16px; background: var(--green-lt); display: grid; place-items: center; margin-bottom: 24px; }
.ico svg { width: 28px; height: 28px; fill: none; stroke: var(--green); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feat h3 { font-size: 20px; color: var(--ink); margin-bottom: 10px; }
.feat p { font-size: 15px; }

/* 제공 서비스 카드 (메인) */
.svc-card { display: flex; flex-direction: column; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 36px 30px; transition: border-color .2s, transform .25s, box-shadow .25s; }
.svc-card:hover { border-color: var(--green); transform: translateY(-6px); box-shadow: 0 16px 40px rgba(14,154,125,.12); }
.svc-card h3 { font-size: 20px; color: var(--ink); margin-bottom: 8px; }
.svc-card p { font-size: 15px; flex: 1; margin-bottom: 20px; }
.svc-card .more { font-size: 14px; font-weight: 600; color: var(--green); }

/* 후기 */
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.review { border: 1px solid var(--line); border-radius: var(--radius); padding: 40px 36px; display: flex; flex-direction: column; }
.stars { color: #f5b301; letter-spacing: 2px; margin-bottom: 16px; }
.review blockquote { font-size: 17px; color: var(--ink); line-height: 1.7; flex: 1; margin-bottom: 24px; }
.review figcaption { font-size: 14px; color: var(--muted); }
.review figcaption b { color: var(--ink); margin-right: 6px; }

/* 요금제 */
.plans { margin-top: 48px; align-items: stretch; }
.plan { position: relative; background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 44px 36px; display: flex; flex-direction: column; }
.plan.best { border-color: var(--green); box-shadow: 0 16px 40px rgba(14,154,125,.14); }
.badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--green); color: #fff; font-size: 13px; font-weight: 600; padding: 4px 14px; border-radius: 999px; white-space: nowrap; }
.plan h3 { font-size: 20px; color: var(--ink); }
.price { margin: 12px 0 28px; font-size: 16px; }
.price b { font-size: 40px; color: var(--ink); letter-spacing: -1px; }
.plan ul { list-style: none; flex: 1; margin-bottom: 32px; }
.plan li { padding: 10px 0 10px 28px; position: relative; border-bottom: 1px dashed var(--line); font-size: 15px; }
.plan li::before { content: ""; position: absolute; left: 4px; top: 16px; width: 12px; height: 7px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg); }

/* 도입문의 */
.contact-in { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: stretch; }
.contact-side { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 420px; }
.contact-side img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.contact-side::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,.65) 100%); }
.contact-side-txt { position: absolute; left: 40px; bottom: 40px; z-index: 1; color: #fff; }
.contact-side-txt h2 { font-size: 36px; letter-spacing: -1px; margin-bottom: 8px; }
.form { display: flex; flex-direction: column; gap: 18px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label { display: flex; flex-direction: column; gap: 8px; font-size: 14px; font-weight: 600; color: var(--ink); }
.form em { color: var(--green); font-style: normal; }
.form input:not([type=checkbox]), .form select, .form textarea {
  font: inherit; font-weight: 400; font-size: 15px; color: var(--ink); border: 1.5px solid var(--line); border-radius: 12px;
  padding: 13px 16px; background: #fff; outline: none; transition: border-color .2s; width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--green); }
.form textarea { resize: vertical; }
.form .agree { flex-direction: row; align-items: center; gap: 10px; font-weight: 400; color: var(--body); }
.form .agree input { width: 18px; height: 18px; accent-color: var(--green); }
.form .invalid { border-color: #e5484d !important; }
.form-msg { min-height: 24px; font-size: 15px; text-align: center; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: #e5484d; }

/* 푸터 */
.ft { background: #111416; color: #9aa1a9; padding: 56px 0; }
.ft-in { display: flex; justify-content: space-between; align-items: center; gap: 24px; font-size: 14px; }
.ft .logo img { height: 40px; }

/* 스크롤 등장 */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.show { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* 반응형 */
@media (max-width: 1024px) {
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .split-in { gap: 48px; }
}
@media (max-width: 860px) {
  :root { --hd-h: 64px; }
  .hd-in { padding: 0 16px; }
  .hd-cta { display: none; }
  .hd .logo img { height: 34px; }
  .menu-btn { display: block; margin-left: auto; }
  .gnb { position: fixed; top: var(--hd-h); left: 0; right: 0; flex-direction: column; gap: 0; background: #fff;
    border-bottom: 1px solid var(--line); padding: 8px 16px 16px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: .2s; }
  .gnb a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .gnb a::after { display: none; }
  .hd.open .gnb { transform: none; opacity: 1; pointer-events: auto; }
  .hd.open .menu-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hd.open .menu-btn span:nth-child(2) { opacity: 0; }
  .hd.open .menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero-in { flex-direction: column; align-items: flex-start; padding: 48px 16px; }
  .hero-card { max-width: none; width: 100%; padding: 36px 24px; }
  .hero-card h2 { font-size: 24px; }
  .hero-card p br { display: none; }
  .wrap { padding: 0 16px; }
  .sec { padding: 80px 0; }
  .split-in, .contact-in, .grid3 { grid-template-columns: 1fr; }
  .stats { gap: 24px; }
  .stats strong { font-size: 28px; }
  .contact-side { min-height: 260px; }
  .ft-in { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) {
  .grid4, .row2 { grid-template-columns: 1fr; }
  .hero-title { font-size: 56px; }
}

/* =========================================================
   제공 서비스 페이지 (/services.html)
   ========================================================= */
.svc-panel { display: none; }
.svc-panel.active { display: block; animation: svcIn .45s ease; }
@keyframes svcIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .svc-panel.active { animation: none; } }

.svc-hero { padding: calc(var(--hd-h) + 80px) 0 96px; background: linear-gradient(135deg, #0b3d33 0%, #0e6f5b 55%, #11a386 100%); color: #fff; overflow: hidden; }
.svc-hero-in { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: center; }
.svc-hero .eyebrow { color: #7ff0d2; }
.svc-hero h1 { font-size: clamp(36px, 4.6vw, 58px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.15; margin-bottom: 20px; }
.svc-hero .lead { font-size: 18px; line-height: 1.75; color: rgba(255,255,255,.86); margin-bottom: 36px; }
.svc-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-ghost { border-color: rgba(255,255,255,.55); color: #fff; background: transparent; }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-white { background: #fff; color: var(--green-dk); }
.btn-white:hover { background: var(--green-lt); }

/* 앱 창 모형 */
.mock { background: #fff; border-radius: 16px; box-shadow: 0 30px 80px rgba(0,0,0,.35); overflow: hidden; transform: perspective(1400px) rotateY(-6deg) rotateX(2deg); }
.mock-bar { height: 38px; background: #f1f3f5; display: flex; align-items: center; gap: 7px; padding: 0 14px; border-bottom: 1px solid var(--line); }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.mock-bar i:nth-child(2) { background: #febc2e; }
.mock-bar i:nth-child(3) { background: #28c840; }
.mock-bar span { margin-left: 10px; font-size: 12px; color: var(--muted); font-weight: 500; }
.mock-body { height: 320px; position: relative; }

.mock-work { display: flex; }
.mw-side { width: 56px; background: #0e3b32; padding: 16px 12px; display: flex; flex-direction: column; gap: 12px; }
.mw-side b { height: 20px; border-radius: 6px; background: rgba(255,255,255,.18); }
.mw-side b:first-child { background: var(--green); }
.mw-main { flex: 1; padding: 20px; background: var(--tint); display: flex; flex-direction: column; gap: 16px; }
.mw-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mw-cards div { background: #fff; border-radius: 12px; padding: 14px; }
.mw-cards small { display: block; font-size: 11px; color: var(--muted); }
.mw-cards strong { font-size: 26px; color: var(--ink); }
.mw-cards strong.warn { color: #e5484d; }
.mw-chart { flex: 1; background: #fff; border-radius: 12px; padding: 18px; display: flex; align-items: flex-end; gap: 10px; }
.mw-chart span { flex: 1; background: linear-gradient(180deg, #19c39f, var(--green)); border-radius: 6px 6px 2px 2px; }

.mock-remote { background: #1f2a44; padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.mr-screen { flex: 1; border-radius: 10px; background: linear-gradient(135deg, #3b4a7a, #5a63ea); position: relative; overflow: hidden; }
.mr-win { position: absolute; left: 12%; top: 16%; width: 46%; height: 52%; background: #fff; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.mr-win.b { left: 44%; top: 34%; width: 44%; height: 50%; background: #eef0fe; }
.mr-cursor { position: absolute; left: 62%; top: 58%; width: 0; height: 0; border-left: 9px solid #fff; border-top: 5px solid transparent; border-bottom: 13px solid transparent; transform: rotate(-20deg); filter: drop-shadow(0 1px 2px rgba(0,0,0,.5)); }
.mr-tools { display: flex; gap: 8px; flex-wrap: wrap; }
.mr-tools span { font-size: 12px; color: #c7cdf8; background: rgba(255,255,255,.08); padding: 6px 12px; border-radius: 999px; }
.mr-tools span.on { margin-left: auto; color: #7ff0d2; background: rgba(127,240,210,.12); }

.mock-viewer { background: #16191d; display: flex; flex-direction: column; }
.mv-photo { flex: 1; margin: 16px 16px 0; border-radius: 6px; background: url("/img/team.jpg") center / cover; }
.mv-strip { display: flex; gap: 8px; padding: 14px 16px; }
.mv-strip span { flex: 1; height: 38px; border-radius: 4px; background: #2b3036; }
.mv-strip span.on { outline: 2px solid var(--green); background: url("/img/team.jpg") center / cover; }

.mock-capture { background: #dfe4e8; overflow: hidden; }
.mc-bg { position: absolute; inset: 0; padding: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.mc-bg b { background: #fff; border-radius: 10px; }
.mc-area { position: absolute; left: 18%; top: 20%; width: 56%; height: 48%; border: 2px solid var(--green); box-shadow: 0 0 0 9999px rgba(0,0,0,.45); }
.mc-area em { position: absolute; left: 0; top: -26px; font-style: normal; font-size: 11px; color: #fff; background: var(--green); padding: 3px 8px; border-radius: 4px; }
.mc-tools { position: absolute; left: 18%; top: calc(20% + 48% + 10px); display: flex; gap: 6px; background: #fff; padding: 6px; border-radius: 999px; box-shadow: 0 6px 20px rgba(0,0,0,.2); }
.mc-tools span { font-size: 12px; padding: 5px 12px; border-radius: 999px; color: var(--ink); background: var(--tint); }
.mc-tools span.on { background: var(--green); color: #fff; }

/* 기능 · 사양 */
.svc-feats { margin-top: 48px; }
.feat.line { border: 1.5px solid var(--line); padding: 32px 30px; }
.feat.line h3 { font-size: 19px; }
.feat.line h3::before { content: ""; display: block; width: 28px; height: 3px; border-radius: 2px; background: var(--green); margin-bottom: 18px; }
.spec { list-style: none; margin-top: 56px; border-top: 2px solid var(--ink); }
.spec li { display: flex; gap: 24px; padding: 18px 8px; border-bottom: 1px solid var(--line); font-size: 16px; color: var(--ink); }
.spec b { flex: 0 0 120px; color: var(--muted); font-weight: 600; }

.demo-cta { margin-top: 48px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 32px 36px; border-radius: var(--radius); background: var(--green-lt); border: 1.5px solid #bfe7dc; flex-wrap: wrap; }
.demo-cta h3 { font-size: 22px; color: var(--ink); letter-spacing: -.5px; margin-bottom: 4px; }
.demo-cta p { color: var(--body); }
.svc-cta { background: var(--green); color: #fff; padding: 64px 0; }
.svc-cta-in { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.svc-cta h2 { font-size: 28px; letter-spacing: -.5px; margin-bottom: 6px; }
.svc-cta p { color: rgba(255,255,255,.85); }

@media (max-width: 860px) {
  .svc-hero { padding: calc(var(--hd-h) + 48px) 0 64px; }
  .svc-hero-in { grid-template-columns: 1fr; gap: 40px; }
  .svc-hero .lead br { display: none; }
  .mock { transform: none; }
  .mock-body { height: 240px; }
  .spec li { flex-direction: column; gap: 4px; }
  .spec b { flex: none; }
  .svc-cta-in { flex-direction: column; align-items: flex-start; }
}