:root {
  --black: #050706;
  --charcoal: #0f130f;
  --surface: #161b16;
  --surface-2: #1c221c;
  --lime: #aff00d;
  --lime-dim: #8fc70a;
  --text: #f3f6f3;
  --muted: #969e96;
  --faint: #5c645c;
  --hair: rgba(255, 255, 255, 0.07);
  --hair-2: rgba(255, 255, 255, 0.12);
  --teal: #48d9c5;
  --amber: #e0a85a;
  --display: "Space Grotesk", Pretendard, sans-serif;
  --body: Pretendard, "Space Grotesk", "Noto Sans KR", "Segoe UI", sans-serif;
  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 64px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

[id] {
  scroll-margin-top: 88px;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background-color: var(--black);
  background-image: radial-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1.4px);
  background-size: 32px 32px;
  font-family: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

.svg-defs {
  position: absolute;
}

.container {
  width: min(var(--maxw), 100%);
  margin: 0 auto;
  padding-inline: var(--pad);
}

.section {
  padding: clamp(64px, 8vw, 100px) 0;
}

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px var(--pad);
  border-bottom: 1px solid transparent;
  transition: background 240ms ease, border-color 240ms ease;
}

.site-nav.scrolled {
  border-color: var(--hair);
  background: rgba(5, 7, 6, 0.74);
  backdrop-filter: blur(14px);
}

.nav-logo {
  width: 154px;
}

.nav-links {
  display: flex;
  gap: clamp(10px, 1.25vw, 18px);
  color: var(--muted);
  font-size: 12.5px;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-cta,
.btn-primary,
.btn-ghost,
.notify button {
  transition: transform 160ms ease, border-color 200ms ease, background 200ms ease, opacity 200ms ease;
}

.nav-cta {
  border: 1px solid rgba(175, 240, 13, 0.4);
  border-radius: 8px;
  padding: 9px 14px;
  color: var(--lime);
  font-size: 13px;
  font-weight: 700;
}

.nav-cta:hover {
  background: rgba(175, 240, 13, 0.1);
  border-color: var(--lime);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 0;
  border-radius: 9px;
  padding: 0 26px;
  color: #050706;
  background: var(--lime);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 4px rgba(175, 240, 13, 0.16);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  opacity: 0.86;
}

.btn-ghost:hover {
  opacity: 1;
}

.btn-ghost span {
  color: var(--lime);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--lime);
  opacity: 0.7;
}

/* 히어로 섹션 전체 레이아웃 (중앙 배치) */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100svh;
  width: 100%;
  margin: 0 auto;
  padding: 118px var(--pad) 76px;
  overflow: hidden;
  text-align: center;
}

/* 배경 동영상 스타일 (화면 꽉 채우기) */
.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  pointer-events: none;
}

/* 동영상 위에 어두운 투명 막을 씌워 글씨 가독성 높이기 */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 7, 6, 0.45) 0%, rgba(5, 7, 6, 0.75) 100%);
  z-index: 2;
  pointer-events: none;
}

/* 글씨 콘텐츠 박스 */
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 860px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 중앙 정렬 전용 텍스트 스타일 (크기 축소 및 여백 조정) */
.hero h1 {
  margin: 0 auto;
  font-family: var(--display);
  font-size: clamp(2.0rem, 4.2vw, 3.5rem); /* 기존보다 메인 타이틀을 작게 변경 */
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.hero-title-secondary {
  max-width: 85%; /* 양옆으로 너무 퍼지지 않게 폭 제한 */
  margin: 16px auto 0;
  font-size: clamp(1.2rem, 2.4vw, 1.8rem); /* 부제목 크기 축소 */
  line-height: 1.3;
  font-weight: 500;
}

.hero-sub {
  margin: 24px auto 0;
  color: var(--text);
  font-size: clamp(0.95rem, 1.3vw, 1.1rem); /* 소제목 크기 축소 */
  font-weight: 600;
  line-height: 1.5;
}

.hero-aux {
  margin: 14px auto 0;
  max-width: 48em; /* 설명글이 너무 길게 늘어지지 않게 가로폭 제한 */
  color: var(--muted);
  font-size: clamp(0.88rem, 1.1vw, 1.0rem); /* 가장 아래 긴 설명글 크기 축소 */
  line-height: 1.65;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  justify-content: center;
  margin-top: 40px;
}

.bone,
.twin-bone {
  stroke-width: 1.4;
  stroke-linecap: round;
}

.bone {
  stroke: rgba(243, 246, 243, 0.16);
}

.twin-bone {
  stroke: rgba(175, 240, 13, 0.2);
}

.node {
  fill: var(--lime);
  transform-box: fill-box;
  transform-origin: center;
  animation: nodePulse 2.6s ease-in-out infinite;
}

.head-ring {
  fill: none;
  stroke: var(--lime);
  stroke-width: 1.6;
}

.scanline {
  stroke: var(--lime);
  stroke-width: 1.2;
  opacity: 0;
  animation: scan 5.5s linear infinite;
}

.readout,
.readout-dim {
  font-family: var(--display);
}

.readout {
  fill: var(--lime);
  font-size: 11px;
  opacity: 0.72;
}

.readout-dim {
  fill: var(--faint);
  font-size: 10px;
}

.readout-line {
  stroke: rgba(175, 240, 13, 0.35);
  stroke-width: 1;
}

.section-title {
  margin: 0;
  color: var(--text);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
}


/* ==========================================================================
   이미지 매칭 라이트 테마 (Why FITWIN)
   ========================================================================== */
.side-paradox-section {
  background-color: #f5f4ee !important; /* 이미지의 오프화이트/아이보리 배경색 */
  background-image: none !important;    /* 배경 도트 무늬 제거 */
  color: #111111 !important;            /* 글자색 다크 처리 */
  padding: 60px 0 !important;           /* 정돈된 내부 여백 */
}

/* 헤더 텍스트 디자인 */
.paradox-header {
  text-align: center;
  margin-bottom: 30px;
}

.paradox-main-title {
  font-family: var(--body);
  color: #111111 !important;
  font-size: clamp(1.4rem, 2.5vw, 2.0rem) !important;
  font-weight: 800;
  margin: 0 0 10px 0;
  letter-spacing: -0.01em;
}

.paradox-sub-title {
  font-family: var(--display);
  color: #444444 !important;
  font-size: clamp(0.9rem, 1.3vw, 1.1rem) !important;
  font-weight: 500;
  margin: 0;
}

/* 그리드 레이아웃 (3열 고정) */
.paradox-stat-grid,
.paradox-target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.paradox-target-grid {
  margin-top: 0;
}

/* 하얀색 라운드 보드 카드 */
.paradox-card {
  background: #ffffff !important;
  border: 1px solid rgba(0, 0, 0, 0.08) !important;
  border-radius: 16px !important; /* 이미지의 깔끔한 모서리 곡률 */
  padding: 26px 20px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.01);
}

.paradox-card.text-left {
  text-align: left;
  padding: 24px 24px;
}

/* 상단 수치 정보 */
.paradox-num {
  font-family: var(--display);
  font-size: clamp(2.0rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 10px;
  color: #222222;
}

/* 이미지 포인트 컬러 (22.3% 및 +0%) */
.paradox-num.text-red {
  color: #cb3a31 !important;
}

.paradox-label {
  color: #333333 !important;
  font-size: clamp(0.85rem, 1.1vw, 0.95rem);
  line-height: 1.4;
  font-weight: 500;
}

/* 가로 구분선 스타일 */
.paradox-divider {
  height: 1px;
  background-color: rgba(0, 0, 0, 0.08);
  margin: 24px 0;
  width: 100%;
}

/* 하단 타겟 카드 타이틀 */
.paradox-target-title {
  font-size: clamp(1.0rem, 1.2vw, 1.15rem);
  font-weight: 700;
  color: #111111;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
}

.paradox-icon {
  margin-right: 6px;
  font-size: 1.05em;
}

.paradox-target-desc {
  color: #444444 !important;
  font-size: clamp(0.82rem, 1.1vw, 0.9rem);
  line-height: 1.5;
  font-weight: 400;
}

/* 반응형 모바일 브레이크포인트 */
@media (max-width: 820px) {
  .paradox-stat-grid,
  .paradox-target-grid {
    grid-template-columns: 1fr; /* 모바일 대응 세로 배치 */
    gap: 12px;
  }
  .paradox-divider {
    margin: 18px 0;
  }
}

.info-card h3 span {
  display: block;
  margin-bottom: 6px;
  color: var(--faint);
  font-family: var(--display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.info-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}

/* ==========================================================================
   AI 연동 플랫폼 다이어그램 섹션 스타일 (코드로 직접 구현)
   ========================================================================== */
.vision-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px var(--pad);
  background: #050706;
}

.platform-header {
  text-align: center;
  margin-bottom: 40px;
}

.platform-title {
  font-family: var(--display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.3;
  color: #ffffff;
}

/* 4개 상단 솔루션 그리드 */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 900px;
  margin-bottom: 60px;
}

.sol-card {
  background: #161b16;
  border: 1px solid var(--hair-2);
  border-radius: 12px;
  padding: 24px 16px;
  text-align: center;
  transition: border-color 0.2s;
}

.sol-card:hover {
  border-color: var(--lime);
}

.sol-icon {
  font-size: 24px;
  margin-bottom: 12px;
}

.text-green {
  color: var(--lime);
}

.sol-name {
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #ffffff;
}

/* 하단 네트워크 맵 구조 */
.network-flow-zone {
  position: relative;
  width: 100%;
  max-width: 500px;
  height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.net-mid-row {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 10px;
}

.net-node {
  background: #222622;
  border: 1px solid #333933;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--lime);
  z-index: 5;
  font-family: var(--display);
}

/* 노란색 연결 화살표 스타일 */
.network-arrows {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.arrow-line {
  stroke: #e0d034; /* 보내주신 이미지 특유의 노란색 화살표 컬러 */
  stroke-width: 1.5;
  fill: none;
}

/* 모바일 반응형 처리 */
@media (max-width: 768px) {
  .solution-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

/* 아래 문의하기 레이아웃을 유지하기 위한 필수 코드 */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: clamp(34px, 6vw, 70px);
  align-items: center;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 54px;
}

.system-card {
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: 14px;
  background: var(--charcoal);
}

.system-card-large {
  grid-column: 1 / -1;
}

.system-visual,
.analysis-visual {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hair);
  background: #080b09;
}

.system-visual {
  height: 370px;
}

.system-visual.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.system-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.84;
}

.system-visual.manager-composite {
  display: grid;
  place-items: center;
  height: clamp(460px, 48vw, 620px);
  background: #050706;
}

.system-visual.manager-composite img {
  object-fit: contain;
  opacity: 0.92;
}

.system-visual::before,
.analysis-visual::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 16px;
  z-index: 3;
  display: none;
}

.system-visual::after,
.analysis-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 7, 6, 0.02), rgba(5, 7, 6, 0.66)),
    radial-gradient(circle at 20% 18%, rgba(175, 240, 13, 0.16), transparent 15rem);
}

.system-visual.blueprint img {
  filter: blur(1px);
  transform: scale(1.02);
}

.analysis-visual {
  display: grid;
  grid-template-columns: minmax(280px, 0.42fr) minmax(360px, 0.58fr);
  gap: 18px;
  min-height: 500px;
  align-items: center;
  padding: 24px;
}

.analysis-device-panel,
.analysis-stack {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: 12px;
  background: rgba(5, 7, 6, 0.62);
}

.analysis-device-panel {
  display: grid;
  height: clamp(360px, 34vw, 430px);
  place-items: center;
}

.analysis-device-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 58% 42%, rgba(175, 240, 13, 0.14), transparent 18rem),
    linear-gradient(180deg, rgba(5, 7, 6, 0.04), rgba(5, 7, 6, 0.52));
  pointer-events: none;
}

.analysis-device {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  opacity: 0.92;
  transform: scale(1.04);
}

.analysis-stack {
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-height: 0;
  padding: 8px;
}

.analysis-ui,
.analysis-report {
  width: 100%;
  min-height: 0;
  border: 1px solid var(--hair-2);
  border-radius: 10px;
  background: #050706;
  object-fit: cover;
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.32);
}

.analysis-ui {
  height: clamp(285px, 26vw, 340px);
}

.analysis-report {
  height: auto;
  object-fit: contain;
}

.system-copy {
  padding: 26px;
}

.product-kicker {
  margin: 0 0 12px;
  color: var(--lime);
  font-family: var(--display);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.system-copy h3 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1.1;
}

.system-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.system-copy span {
  display: inline-flex;
  margin-top: 22px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

.contact {
  background: var(--charcoal);
  border-top: 1px solid var(--hair);
}

.contact-grid {
  align-items: start;
}

.form-wrap {
  border: 1px solid var(--hair);
  border-radius: 14px;
  padding: clamp(18px, 3vw, 28px);
  background: rgba(255, 255, 255, 0.018);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea,
.notify input {
  width: 100%;
  border: 1px solid var(--hair-2);
  border-radius: 9px;
  padding: 12px 14px;
  color: var(--text);
  background: var(--surface);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus,
.notify input:focus {
  outline: 0;
  border-color: var(--lime);
  background: var(--surface-2);
}

.full-field {
  grid-column: 1 / -1;
}

.consent {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.consent input {
  width: 18px;
  height: 18px;
  accent-color: var(--lime);
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--lime-dim);
  font-size: 14px;
}

.notify label {
  display: block;
  margin-bottom: 10px;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.notify div {
  display: flex;
  gap: 8px;
}

.notify button {
  border: 1px solid rgba(175, 240, 13, 0.4);
  border-radius: 9px;
  padding: 0 16px;
  color: var(--lime);
  background: transparent;
  font-weight: 800;
  cursor: pointer;
}

.notify button:hover {
  background: rgba(175, 240, 13, 0.1);
}

.notify p {
  margin: 9px 0 0;
  color: var(--faint);
  font-size: 12px;
}

.reveal {
  opacity: 0;
  animation: fadeUp 0.9s cubic-bezier(0.2, 0.75, 0.25, 1) forwards;
}

.r {
  opacity: 1;
  transform: none;
}

.js-ready .r {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.js-ready .r.in {
  opacity: 1;
  transform: none;
}

.delay-1 {
  animation-delay: 0.12s;
}

.delay-2 {
  animation-delay: 0.24s;
}

.delay-3 {
  animation-delay: 0.36s;
}

.delay-4 {
  animation-delay: 0.48s;
}

.delay-5 {
  animation-delay: 0.6s;
}

@keyframes nodePulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.82;
  }
  50% {
    transform: scale(1.55);
    opacity: 1;
  }
}

@keyframes scan {
  0% {
    transform: translateY(36px);
    opacity: 0;
  }
  12%,
  88% {
    opacity: 0.55;
  }
  100% {
    transform: translateY(384px);
    opacity: 0;
  }
}

@keyframes dash {
  to {
    stroke-dashoffset: -180;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 940px) {
  /* .hero를 제거하고 나머지 그리드만 유지합니다 */
  .vision-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 140px;
    padding-bottom: 100px;
  }

  .grid-3,
  .system-grid {
    grid-template-columns: 1fr;
  }

  .system-card-large {
    grid-column: auto;
  }

  .analysis-visual {
    grid-template-columns: 1fr;
    min-height: 430px;
  }

  .analysis-device-panel,
  .analysis-stack {
    min-height: 0;
  }

  .analysis-device-panel {
    height: 330px;
  }

  .analysis-stack {
    min-height: 0;
  }

  .analysis-ui,
  .analysis-report {
    width: 100%;
  }
}

@media (max-width: 1080px) {
  .nav-links {
    display: none;
  }
}

@media (max-width: 720px) {

  .nav-logo {
    width: 132px;
  }

  .nav-cta {
    padding: 8px 12px;
    font-size: 13px;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .hero-visual {
    min-height: 360px;
  }

  .hero-photo img {
    height: 230px;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .system-visual {
    height: 320px;
  }

  .system-visual.manager-composite {
    height: 360px;
  }

  .analysis-visual {
    padding: 12px;
    min-height: 360px;
  }

  .analysis-device-panel {
    height: 250px;
  }

  .analysis-stack {
    min-height: 0;
    gap: 3px;
  }

  .analysis-ui {
    height: 230px;
  }

  .notify div {
    flex-direction: column;
  }
}

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

  .reveal,
  .r {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .scanline {
    display: none;
  }
}
/* ==========================================================================
   Solutions Section — Data Flow
   ========================================================================== */

.section-solutions {
  background: var(--black);
}

.solutions-header {
  text-align: center;
  margin-bottom: 56px;
}

.solutions-eyebrow {
  margin: 0 0 14px;
  color: var(--lime);
  font-family: var(--display);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.solutions-title {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.sol-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 64px;
}

.sol-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 28px 16px;
  border: 1px solid var(--hair-2);
  border-radius: 14px;
  background: var(--charcoal);
  text-align: center;
  transition: border-color 200ms ease, background 200ms ease;
}

.sol-card:hover {
  border-color: rgba(175, 240, 13, 0.3);
  background: var(--surface);
}

.sol-icon {
  font-size: 28px;
  line-height: 1;
}

.sol-name {
  color: var(--text);
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.sol-desc {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.dataflow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  padding: 40px 24px;
  border: 1px solid var(--hair);
  border-radius: 16px;
  background: var(--charcoal);
  overflow-x: auto;
}

.node-analysis {
  align-self: center;
}

.dataflow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 22px;
  border: 1px solid var(--hair-2);
  border-radius: 12px;
  background: var(--surface);
  text-align: center;
  min-width: 160px;
  flex-shrink: 0;
}

.node-twin {
  border-color: rgba(175, 240, 13, 0.35);
  background: rgba(175, 240, 13, 0.04);
}

.df-label {
  color: var(--text);
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.node-twin .df-label {
  color: var(--lime);
}

.df-sub {
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.5;
  max-width: 140px;
}

/* 직선 화살표 */
.df-arrow-straight {
  flex-shrink: 0;
  width: 52px;
  height: 2px;
  background: #aff00d;
  position: relative;
  align-self: center;
}

.df-arrow-straight::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  transform: translateY(-50%);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid #aff00d;
}

.dataflow-outputs {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  flex-shrink: 0;
}

.df-output-row {
  display: flex;
  align-items: center;
  gap: 0;
}

.dataflow-caption {
  margin: 20px 0 0;
  color: var(--faint);
  font-family: var(--display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-align: center;
  text-transform: uppercase;
}

@media (max-width: 820px) {
  .sol-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .dataflow {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 24px 16px;
  }

  .dataflow-arrow,
  .fork-arrow {
    display: none;
  }

  .dataflow-node {
    min-width: 0;
    width: 100%;
  }

  .dataflow-outputs {
    flex-direction: row;
    gap: 10px;
  }

  .dataflow-outputs .dataflow-node {
    flex: 1;
  }
}

 /* ==========================================================================
   Products Section — Alternating Layout
   ========================================================================== */

.section-products {
  background: var(--black);
  padding-top: 40px;
}

.section-products .section-title {
  margin-bottom: 64px;
}

.pd-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 64px 0;
  border-top: 1px solid var(--hair);
}

.pd-block-reverse {
  background: var(--charcoal);
  margin: 0 calc(var(--pad) * -1);
  padding: 64px var(--pad);
}

.pd-block-reverse .pd-image {
  order: 2;
}

.pd-block-reverse .pd-copy {
  order: 1;
}

.pd-image {
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--hair);
  background: #080b09;
  aspect-ratio: 4 / 3;
}

.pd-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  display: block;
}

.pd-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  padding: 3px 10px;
  border: 1px solid rgba(175, 240, 13, 0.3);
  border-radius: 20px;
  background: rgba(175, 240, 13, 0.04);
  color: var(--lime);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.pd-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lime);
  flex-shrink: 0;
}

.pd-label {
  margin: 0 0 10px;
  color: var(--lime);
  font-family: var(--display);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.pd-heading {
  margin: 0 0 20px;
  font-family: var(--display);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.pd-bullets {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pd-bullets li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.pd-bullets li::before {
  content: "";
  width: 5px;
  height: 5px;
  min-width: 5px;
  border-radius: 50%;
  background: var(--lime);
  margin-top: 8px;
  flex-shrink: 0;
}

.pd-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pd-tag {
  padding: 4px 12px;
  border: 1px solid var(--hair-2);
  border-radius: 20px;
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 820px) {
  .pd-block {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 0;
  }

  .pd-block-reverse .pd-image {
    order: 1;
  }

  .pd-block-reverse .pd-copy {
    order: 2;
  }

  .pd-block-reverse {
    margin: 0;
    padding: 48px 0;
    background: transparent;
  }
}

.pd-desc {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}
/* ==========================================================================
   Triple Win Section (#centers)
   ========================================================================== */

.section-triple-win {
  background: #f5f4ee;
}

.tw-header {
  text-align: center;
  margin-bottom: 56px;
}

.tw-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.tw-title {
  font-family: var(--display);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 600;
  color: var(--black);
  line-height: 1.2;
  margin-bottom: 14px;
}

.tw-sub {
  font-size: 15px;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

.tw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tw-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 240ms ease;
}

.tw-card:hover {
  transform: translateY(-4px);
}

.tw-photo {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.tw-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.tw-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--black);
  color: var(--lime);
  font-family: var(--display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 4px;
}

.tw-body {
  padding: 24px 24px 28px;
}

.tw-role {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.tw-win {
  font-family: var(--display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
  color: var(--black);
  line-height: 1.25;
  margin-bottom: 14px;
}

.tw-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.tw-benefits li {
  font-size: 13.5px;
  color: #444441;
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

.tw-benefits li::before {
  content: "·";
  position: absolute;
  left: 4px;
  color: var(--lime-dim);
  font-size: 18px;
  line-height: 1;
}

.tw-line {
  width: 28px;
  height: 2px;
  background: var(--lime);
  margin-top: 20px;
}

@media (max-width: 820px) {
  .tw-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .tw-photo {
    height: 240px;
  }
}

/* ==========================================================================
   CTA + Partnership Section
   ========================================================================== */

.section-cta {
  background: var(--charcoal);
  padding-top: clamp(64px, 8vw, 100px);
  padding-bottom: clamp(64px, 8vw, 100px);
}

.cta-box {
  background: var(--surface);
  border: 1px solid var(--hair-2);
  border-radius: 20px;
  padding: clamp(32px, 5vw, 48px) clamp(28px, 5vw, 48px);
  max-width: 680px;
  margin: 0 auto;
  overflow: hidden;
}

.cta-top {
  text-align: center;
  margin-bottom: 40px;
}

.cta-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.cta-title {
  font-family: var(--display);
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 14px;
}

.cta-sub {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cta-form-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
}

.cta-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cta-label span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}

.cta-label em {
  font-style: normal;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  opacity: 0.7;
}

.cta-label input {
  background: var(--charcoal);
  border: 1px solid var(--hair-2);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--text);
  font-family: var(--body);
  outline: none;
  transition: border-color 200ms ease;
}

.cta-label input::placeholder {
  color: var(--muted);
  opacity: 0.5;
}

.cta-label input:focus {
  border-color: rgba(175, 240, 13, 0.4);
}

.cta-submit {
  width: 100%;
  background: var(--lime);
  color: var(--black);
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  padding: 15px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 180ms ease, transform 180ms ease;
  margin-top: 4px;
}

.cta-submit:hover {
  background: var(--lime-dim);
  transform: translateY(-1px);
}

.cta-submit:active {
  transform: translateY(0);
}

@media (max-width: 600px) {
  .cta-form-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--black);
  border-top: 1px solid var(--hair);
  padding: 54px 0 48px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 156px minmax(0, 1fr);
  align-items: center;
  gap: clamp(34px, 7vw, 84px);
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.footer-logo {
  width: clamp(96px, 11vw, 132px);
  height: auto;
}

.footer-company {
  display: flex;
  flex-direction: column;
  gap: 7px;
  max-width: 940px;
  color: rgba(243, 246, 243, 0.62);
  font-style: normal;
  font-size: 12px;
  line-height: 1.65;
}

.footer-company p {
  margin: 0;
}

.footer-company-name {
  color: rgba(243, 246, 243, 0.84);
  font-weight: 700;
}

.footer-company span {
  color: rgba(243, 246, 243, 0.24);
  padding: 0 8px;
}

.footer-company a {
  color: inherit;
  text-decoration: none;
  transition: color 180ms ease;
}

.footer-company a:hover {
  color: var(--text);
}

.footer-copyright {
  color: rgba(243, 246, 243, 0.42);
  margin-top: 6px;
}

@media (max-width: 700px) {
  .site-footer {
    padding: 42px 0 38px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .footer-logo {
    width: 104px;
  }

  .footer-company {
    font-size: 11.5px;
  }
}