:root {
  --green-950: #062f2c;
  --green-900: #073b37;
  --green-800: #0c554e;
  --green-700: #0f7167;
  --green-500: #4fba9f;
  --green-100: #dff2ec;
  --lime: #ddec74;
  --coral: #ee8069;
  --violet: #8174c9;
  --ink: #133734;
  --muted: #6f8380;
  --line: #dfe8e5;
  --paper: #f6f8f7;
  --white: #fff;
  font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--paper); }
a { color: inherit; text-decoration: none; }

.skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 100;
  padding: 11px 15px;
  border-radius: 8px;
  color: white;
  background: var(--green-950);
  font-size: 13px;
  font-weight: 800;
  transform: translateY(-160%);
  transition: transform 0.18s ease;
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 3px; }

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1240px, calc(100% - 48px));
  height: 86px;
  margin: 0 auto;
}

.logo { display: inline-flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 800; letter-spacing: -0.6px; }
.logo-orbit { position: relative; display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid rgba(13, 100, 91, 0.3); border-radius: 50%; }
.logo-orbit::before { content: ""; width: 13px; height: 13px; border: 1px solid rgba(13, 100, 91, 0.2); border-radius: 50%; }
.logo-orbit i { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--green-700); }
.logo-orbit i:first-child { transform: translate(-9px, 2px); }
.logo-orbit i:nth-child(2) { transform: translate(4px, -10px); }
.logo-orbit i:last-child { transform: translate(8px, 7px); background: #9fad32; }

.site-header nav { display: flex; gap: 34px; color: #566f6b; font-size: 13px; font-weight: 600; }
.site-header nav a { position: relative; padding: 8px 0; }
.site-header nav a::after { content: ""; position: absolute; right: 0; bottom: 1px; left: 0; height: 1px; background: var(--green-700); transform: scaleX(0); transition: transform 0.2s ease; }
.site-header nav a:hover::after { transform: scaleX(1); }
.header-cta { display: inline-flex; align-items: center; gap: 13px; padding: 11px 17px; border: 1px solid #cadbd7; border-radius: 999px; font-size: 12px; font-weight: 700; transition: 0.2s ease; }
.header-cta:hover { color: white; border-color: var(--green-900); background: var(--green-900); }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  width: min(1240px, calc(100% - 48px));
  min-height: 690px;
  margin: 0 auto;
  padding: 55px 0 90px;
}

.hero::before { content: ""; position: absolute; top: -86px; right: -24vw; z-index: -1; width: 72vw; height: 720px; border-radius: 0 0 0 180px; background: linear-gradient(145deg, #edf6f3 0%, #dfeee9 100%); }
.hero-copy { position: relative; z-index: 3; max-width: 520px; }
.overline { display: flex; align-items: center; gap: 10px; margin: 0 0 25px; color: var(--green-700); font-size: 10px; font-weight: 800; letter-spacing: 2.3px; }
.overline span { width: 22px; height: 1px; background: var(--green-700); }
.hero h1 { margin: 0; font-size: clamp(44px, 4.75vw, 68px); line-height: 1.1; letter-spacing: -3.4px; text-wrap: balance; }
.hero h1 em { color: var(--green-700); font-style: normal; }
.hero-description { max-width: 465px; margin: 28px 0 0; color: var(--muted); font-size: 16px; line-height: 1.85; word-break: keep-all; }
.hero-actions { display: flex; align-items: center; gap: 23px; margin-top: 34px; }
.primary-cta { display: inline-flex; align-items: center; gap: 27px; padding: 17px 21px; border-radius: 8px; color: white; background: var(--green-900); box-shadow: 0 13px 30px rgba(7, 59, 55, 0.18); font-size: 13px; font-weight: 700; transition: 0.2s ease; }
.primary-cta:hover { transform: translateY(-2px); background: var(--green-800); box-shadow: 0 17px 38px rgba(7, 59, 55, 0.22); }
.secondary-cta { padding-bottom: 4px; border-bottom: 1px solid #a9bbb7; color: #526e69; font-size: 12px; font-weight: 700; }
.hero-proof { display: flex; gap: 29px; margin-top: 55px; }
.hero-proof div { padding-left: 14px; border-left: 1px solid #cbdad7; }
.hero-proof strong, .hero-proof span { display: block; }
.hero-proof strong { margin-bottom: 5px; font-size: 17px; letter-spacing: -0.5px; }
.hero-proof span { color: #82938f; font-size: 9px; }

.hero-visual { position: relative; justify-self: end; width: min(700px, 57vw); padding-top: 31px; }
.hero-status-bar { position: absolute; top: 0; right: 24px; left: 24px; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.image-frame { position: relative; overflow: hidden; border: 9px solid rgba(255, 255, 255, 0.88); border-radius: 24px; background: var(--green-950); box-shadow: 0 35px 80px rgba(7, 59, 55, 0.23); transform: perspective(1200px) rotateY(-2deg) rotateX(1deg); }
.image-frame::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(255, 255, 255, 0.08), transparent 35%); pointer-events: none; }
.image-frame img { display: block; width: 100%; height: auto; }
.floating-card { position: absolute; z-index: 4; border: 1px solid rgba(255, 255, 255, 0.72); background: rgba(255, 255, 255, 0.9); box-shadow: 0 18px 45px rgba(6, 47, 44, 0.18); backdrop-filter: blur(14px); }
.signal-card { position: relative; right: auto; bottom: auto; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; width: 255px; padding: 14px 16px; border-radius: 14px; }
.signal-card small, .signal-card strong { display: block; }
.signal-card small { margin-bottom: 3px; color: #879894; font-size: 8px; }
.signal-card strong { font-size: 11px; }
.signal-card b { color: var(--green-700); font-size: 20px; }
.signal-dot { width: 11px; height: 11px; border: 3px solid #eff6bc; border-radius: 50%; background: #aabc37; box-shadow: 0 0 0 5px rgba(170, 188, 55, 0.12), 0 0 16px rgba(170, 188, 55, 0.5); }
.environment-card { position: relative; top: auto; left: auto; min-width: 145px; padding: 13px 16px; border-radius: 12px; }
.environment-card small, .environment-card strong { display: block; }
.environment-card small { margin-bottom: 4px; color: #879894; font-size: 8px; }
.environment-card strong { font-size: 11px; }

.trust-strip { display: flex; align-items: center; justify-content: center; gap: 31px; min-height: 74px; color: #6e817e; background: white; border-top: 1px solid #e9eeec; border-bottom: 1px solid #e9eeec; font-size: 10px; font-weight: 700; letter-spacing: 0.4px; }
.trust-strip i { width: 3px; height: 3px; border-radius: 50%; background: #a9b8b5; }

.section { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.section-label { color: var(--green-700); font-size: 9px; font-weight: 800; letter-spacing: 2.2px; }
.section-label.light { color: #91d7c5; }
.intro { padding: 130px 0 138px; }
.intro-heading { display: grid; grid-template-columns: 1.2fr 0.8fr; align-items: end; gap: 80px; margin-top: 19px; }
.intro-heading h2, .product-copy h2, .principles-heading h2, .final-cta h2 { margin: 0; font-size: clamp(36px, 3.7vw, 52px); line-height: 1.22; letter-spacing: -2.6px; word-break: keep-all; text-wrap: balance; }
.intro-heading p { margin: 0 0 5px; color: var(--muted); font-size: 14px; line-height: 1.8; word-break: keep-all; }
.data-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 62px; }
.data-cards article { position: relative; min-height: 255px; padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: white; transition: 0.25s ease; }
.data-cards article:hover { transform: translateY(-6px); border-color: #c5d9d4; box-shadow: 0 17px 45px rgba(19, 55, 52, 0.08); }
.card-number { position: absolute; top: 20px; right: 21px; color: #afbfbb; font-size: 8px; letter-spacing: 1px; }
.data-icon { position: relative; display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 33px; border-radius: 13px; background: #edf6f3; }
.data-icon::before, .data-icon::after, .data-icon i { content: ""; position: absolute; display: block; }
.data-icon.biometric::before { width: 17px; height: 17px; border: 1.5px solid var(--green-700); border-radius: 50%; }
.data-icon.biometric::after { width: 5px; height: 5px; border-radius: 50%; background: var(--green-700); }
.data-icon.condition::before { width: 18px; height: 13px; border: 1.5px solid var(--green-700); border-radius: 8px 8px 4px 4px; transform: rotate(-10deg); }
.data-icon.condition::after { top: 12px; width: 8px; height: 7px; border-right: 1.5px solid var(--green-700); transform: rotate(30deg); }
.data-icon.weather::before { width: 20px; height: 11px; border: 1.5px solid var(--green-700); border-radius: 12px; }
.data-icon.weather::after { top: 12px; right: 10px; width: 8px; height: 8px; border-radius: 50%; background: var(--lime); }
.data-icon.symptom::before { width: 18px; height: 18px; border: 1.5px solid var(--green-700); border-radius: 50%; }
.data-icon.symptom::after { width: 8px; height: 1.5px; background: var(--coral); box-shadow: -4px 0 0 var(--coral), 4px 0 0 var(--coral); transform: rotate(-45deg); }
.data-cards h3 { margin: 0 0 11px; font-size: 16px; letter-spacing: -0.5px; }
.data-cards p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.75; word-break: keep-all; }

.product-section { position: relative; display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 84px; width: 100%; max-width: none; padding: 125px max(48px, calc((100vw - 1180px) / 2)); overflow: hidden; color: white; background: var(--green-950); }
.product-section::before { content: ""; position: absolute; inset: 0; opacity: 0.19; background: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 38px 38px; mask-image: linear-gradient(90deg, #000, transparent 75%); }
.product-copy, .product-preview { position: relative; z-index: 1; }
.product-copy h2 { margin-top: 17px; }
.product-copy > p { max-width: 440px; margin: 25px 0 35px; color: #a9c8c2; font-size: 13px; line-height: 1.8; }
.product-copy ol { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.product-copy li { display: flex; align-items: center; gap: 15px; }
.product-copy li > span { display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid rgba(255,255,255,.17); border-radius: 50%; color: var(--lime); font-size: 10px; }
.product-copy li strong, .product-copy li small { display: block; }
.product-copy li strong { margin-bottom: 4px; font-size: 12px; }
.product-copy li small { color: #779b95; font-size: 9px; }
.product-preview { align-self: center; padding: 27px; border: 1px solid rgba(255,255,255,.12); border-radius: 22px; background: rgba(255,255,255,.07); box-shadow: 0 34px 70px rgba(0,0,0,.2); backdrop-filter: blur(14px); }
.preview-top { display: flex; align-items: center; justify-content: space-between; color: #dfecea; font-size: 10px; font-weight: 700; }
.preview-top small { display: flex; align-items: center; gap: 7px; color: #8bb1aa; font-size: 8px; }
.preview-top i { width: 5px; height: 5px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 8px var(--lime); }
.preview-risk { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 25px; margin-top: 23px; padding: 27px; border-radius: 15px; color: var(--ink); background: white; }
.preview-risk > div > small { color: var(--green-700); font-size: 8px; font-weight: 800; }
.preview-risk > div > strong { display: block; margin-top: 8px; font-size: 23px; line-height: 1.3; letter-spacing: -1px; }
.preview-risk p { max-width: 260px; margin: 10px 0 0; color: var(--muted); font-size: 8px; line-height: 1.6; }
.mini-radar { position: relative; display: grid; place-items: center; width: 128px; height: 128px; border: 1px solid #d9e8e4; border-radius: 50%; background: conic-gradient(from 230deg, rgba(221,236,116,.34), transparent 22%, transparent); }
.mini-radar::before, .mini-radar::after, .mini-radar i { content: ""; position: absolute; border: 1px solid #dfe9e7; border-radius: 50%; }
.mini-radar::before { inset: 21px; }.mini-radar::after { inset: 42px; }.mini-radar i:first-child { width: 6px; height: 6px; right: 19px; top: 40px; border: 0; background: #b4c936; box-shadow: 0 0 8px #b4c936; }
.mini-radar b { position: relative; z-index: 1; font-size: 25px; }.mini-radar b small { font-size: 10px; }
.preview-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.preview-list > div { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 15px; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; }
.preview-list p { margin: 0; }.preview-list strong, .preview-list small { display: block; }.preview-list strong { margin-bottom: 4px; font-size: 10px; }.preview-list small { color: #81a49e; font-size: 8px; }.preview-list b { color: var(--lime); font-size: 13px; }
.preview-icon { width: 8px; height: 8px; border-radius: 50%; }.preview-icon.coral { background: var(--coral); box-shadow: 0 0 0 5px rgba(238,128,105,.1); }.preview-icon.violet { background: #a59be0; box-shadow: 0 0 0 5px rgba(129,116,201,.12); }

.principles { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 84px; padding: 135px 0; }
.principles-heading h2 { margin-top: 20px; }
.principles-heading p { max-width: 410px; margin: 24px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; word-break: keep-all; }
.principle-list { border-top: 1px solid #ccd9d6; }
.principle-list article { display: grid; grid-template-columns: 48px 1fr; gap: 15px; padding: 27px 0; border-bottom: 1px solid #dce5e2; }
.principle-list article > span { color: #9caeaa; font-size: 9px; letter-spacing: 1px; }
.principle-list h3 { margin: 0 0 8px; font-size: 15px; }
.principle-list p { max-width: 520px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.75; }

.final-cta { position: relative; display: grid; place-items: center; min-height: 480px; overflow: hidden; text-align: center; color: white; background: linear-gradient(135deg, #0a4943, #07332f); }
.final-cta > div:last-child { position: relative; z-index: 2; }
.final-cta p { margin: 0 0 18px; color: #92cfc0; font-size: 9px; font-weight: 800; letter-spacing: 2px; }
.final-cta h2 { font-size: clamp(38px, 4vw, 53px); }
.final-cta a { display: inline-flex; align-items: center; gap: 27px; margin-top: 28px; padding: 15px 20px; border-radius: 8px; color: var(--green-950); background: var(--lime); font-size: 12px; font-weight: 800; }
.cta-radar { position: absolute; width: 600px; height: 600px; border: 1px solid rgba(255,255,255,.06); border-radius: 50%; }
.cta-radar::before, .cta-radar::after, .cta-radar i { content: ""; position: absolute; border: 1px solid rgba(255,255,255,.06); border-radius: 50%; }
.cta-radar::before { inset: 75px; }.cta-radar::after { inset: 150px; }.cta-radar i:first-child { inset: 225px; }.cta-radar i:nth-child(2) { top: 50%; left: 0; right: 0; border-radius: 0; }.cta-radar i:nth-child(3) { top: 0; bottom: 0; left: 50%; border-radius: 0; }.cta-radar b { position: absolute; top: 145px; right: 92px; width: 9px; height: 9px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 22px var(--lime); }

footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 25px; min-height: 115px; padding: 0 max(24px, calc((100vw - 1180px) / 2)); color: #83938f; background: #062724; font-size: 9px; }
.footer-logo { color: white; font-size: 14px; }.footer-logo .logo-orbit { border-color: rgba(255,255,255,.2); transform: scale(.82); }.footer-logo .logo-orbit::before { border-color: rgba(255,255,255,.12); }.footer-logo .logo-orbit i { background: var(--lime); }
.footer-company strong,.footer-company span,.footer-meta span { display: block; }.footer-company strong { color: #fff; font-size: 10px; }.footer-company span { margin-top: 4px; color: #8aa49f; }.footer-meta { justify-self: end; text-align: right; }.footer-meta a { display: inline-block; margin-top: 5px; color: #b6cbc6; text-decoration: underline; text-underline-offset: 3px; } footer p { margin: 0; text-align: center; }

@media (max-width: 980px) {
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 75px; }
  .hero::before { right: -35vw; width: 120vw; height: 52%; }
  .hero-copy { max-width: 650px; }
  .hero-visual { justify-self: center; width: min(760px, 94vw); margin-top: 75px; }
  .data-cards { grid-template-columns: 1fr 1fr; }
  .product-section { grid-template-columns: 1fr; gap: 70px; }
}

@media (max-width: 680px) {
  .site-header { width: calc(100% - 32px); height: 72px; }
  .logo { font-size: 16px; }.logo-orbit { width: 28px; height: 28px; }
  .header-cta { padding: 10px 12px; font-size: 10px; }.header-cta span { display: none; }
  .hero { width: calc(100% - 36px); min-height: auto; padding: 54px 0 85px; }
  .hero::before { top: 0; right: -65vw; width: 150vw; height: 52%; border-radius: 0 0 0 100px; }
  .hero h1 { font-size: 40px; letter-spacing: -2.4px; }
  .hero-description { font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-proof { justify-content: space-between; gap: 6px; margin-top: 43px; }
  .hero-proof div { padding-left: 9px; }.hero-proof strong { font-size: 14px; }.hero-proof span { font-size: 8px; }
  .hero-visual { width: 100%; margin-top: 90px; padding-top: 72px; }
  .image-frame { border-width: 5px; border-radius: 15px; transform: none; }
  .hero-status-bar { top: 0; right: 4px; left: 4px; display: grid; grid-template-columns: 1fr 1.55fr; gap: 7px; }
  .environment-card,.signal-card { width: 100%; min-width: 0; height: 62px; padding: 11px 12px; }
  .signal-card { gap: 7px; }.signal-card b { font-size: 16px; }.signal-dot { width: 9px; height: 9px; border-width: 2px; }
  .trust-strip { flex-wrap: wrap; gap: 12px; padding: 20px; }.trust-strip i { display: none; }.trust-strip span { width: 100%; text-align: center; }
  .section { width: calc(100% - 36px); }
  .intro { padding: 95px 0; }.intro-heading { grid-template-columns: 1fr; gap: 25px; }.intro-heading h2, .product-copy h2, .principles-heading h2 { font-size: 36px; letter-spacing: -2px; }
  .data-cards { grid-template-columns: 1fr; margin-top: 45px; }.data-cards article { min-height: 220px; }
  .product-section { width: 100%; padding: 90px 18px; }.product-preview { padding: 14px; border-radius: 16px; }.preview-risk { grid-template-columns: 1fr; padding: 21px; }.mini-radar { margin: 5px auto; }.preview-list { grid-template-columns: 1fr; }
  .principles { grid-template-columns: 1fr; gap: 55px; padding: 95px 0; }
  .final-cta { min-height: 430px; padding: 0 22px; }.final-cta h2 { font-size: 37px; letter-spacing: -2px; }
  footer { grid-template-columns: 1fr; justify-items: center; padding: 30px 20px; text-align: center; }.footer-logo { justify-self: center; }.footer-meta { justify-self: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}