:root {
  --bg: #ffffff;
  --bg-soft: #f7f8fc;
  --text: #111111;
  --sub: #5c6370;
  --line: #e7e9ee;
  --primary: #155dfc;
  --primary-dark: #0c46c7;
  --dark: #121826;
  --white: #ffffff;
  --radius: 18px;
  --shadow: 0 16px 40px rgba(17, 17, 17, 0.08);
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
  border: 0;
}

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.section {
  padding: 84px 0;
}

.section-soft {
  background: var(--bg-soft);
}

.center {
  text-align: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow.light {
  color: rgba(255,255,255,0.8);
}

h1, h2, h3 {
  margin: 0 0 12px;
  line-height: 1.2;
}

h1 {
  font-size: clamp(36px, 6vw, 62px);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 22px;
}

p {
  margin: 0;
  color: var(--sub);
}

.section-head {
  margin-bottom: 40px;
}

.section-desc {
  max-width: 720px;
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-outline {
  border-color: var(--line);
  background: var(--white);
  color: var(--text);
}

.btn-dark {
  background: var(--dark);
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--dark);
}

.btn-ghost {
  border: 1px solid rgba(255,255,255,0.28);
  color: var(--white);
  background: transparent;
}

.btn-sm {
  min-height: 42px;
  padding: 0 16px;
}

.full {
  width: 100%;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(231,233,238,0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.logo-wrap {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
}

.logo-img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.logo-text {
  font-size: 20px;
  color: var(--dark);
}

.gnb {
  display: flex;
  align-items: center;
  gap: 24px;
}

.gnb a {
  font-weight: 600;
  color: #2c3340;
}

.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  margin: 5px auto;
  border-radius: 2px;
}

/* HERO */
.hero {
  padding: 56px 0 48px;
  background:
    radial-gradient(circle at top left, rgba(21,93,252,0.08), transparent 35%),
    linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-copy .hero-desc {
  margin-top: 16px;
  font-size: 18px;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-points span {
  padding: 10px 14px;
  border-radius: 999px;
  background: #eef4ff;
  color: #2047a6;
  font-size: 14px;
  font-weight: 700;
}

.hero-visual img {
  width: 100%;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

/* CARD */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.trust-card {
  padding: 28px 22px;
}

.icon-circle {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #edf3ff;
  color: var(--primary);
  font-weight: 900;
  margin-bottom: 16px;
}

/* SPLIT */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.image-box img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 14px;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: #2c3340;
  font-weight: 600;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-weight: 900;
}

/* PROCESS */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.process-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
  background: var(--white);
}

.step {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
}

/* INDUSTRY */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.industry-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.industry-card img {
  width: 100%;
  aspect-ratio: 1 / 0.78;
  object-fit: cover;
}

.industry-card h3,
.industry-card p {
  padding-left: 16px;
  padding-right: 16px;
}

.industry-card h3 {
  margin-top: 16px;
}

.industry-card p {
  padding-bottom: 18px;
}

/* PRICE */
.price-teaser {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 32px;
  background: linear-gradient(135deg, #ffffff 0%, #f7f9ff 100%);
  box-shadow: var(--shadow);
}

.price-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* FAQ */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 22px;
  border: 0;
  background: transparent;
  font-weight: 800;
  color: var(--dark);
  cursor: pointer;
}

.faq-answer {
  display: none;
  padding: 0 22px 20px;
}

.faq-item.active .faq-answer {
  display: block;
}

/* CTA */
.cta-section {
  background: linear-gradient(135deg, #0d1733 0%, #155dfc 100%);
  color: var(--white);
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-copy p {
  color: rgba(255,255,255,0.84);
}

.simple-cta {
  background: var(--white);
  border-radius: 24px;
  padding: 28px 30px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.dark-text h2 {
  color: var(--dark);
}

/* FOOTER */
.site-footer {
  background: #0f1525;
  color: rgba(255,255,255,0.8);
  padding: 34px 0 24px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.footer-brand {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--white);
  font-size: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-bottom {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 14px;
}

/* SUBPAGE */
.subpage-main {
  min-height: 70vh;
}

.page-hero {
  padding: 72px 0 24px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
}

/* PRICING PAGE */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.price-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 22px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.price-card.featured {
  border-color: rgba(21,93,252,0.35);
  transform: translateY(-4px);
}

.price-badge {
  display: inline-block;
  margin-bottom: 16px;
  background: #edf3ff;
  color: var(--primary);
  font-weight: 800;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 999px;
}

.price {
  font-size: 28px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 18px;
}

.price-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 22px;
  display: grid;
  gap: 12px;
}

.price-card li {
  position: relative;
  padding-left: 24px;
  color: #2c3340;
}

.price-card li::before {
  content: "•";
  position: absolute;
  left: 8px;
  color: var(--primary);
  font-weight: 900;
}

/* CONTACT */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
}

.contact-form,
.contact-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.contact-form {
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-weight: 700;
  color: var(--dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  outline: none;
  background: #fbfcff;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(21,93,252,0.55);
  background: #fff;
}

.contact-side {
  display: grid;
  gap: 18px;
}

.contact-side img {
  width: 100%;
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.contact-box {
  padding: 22px;
}

/* MOBILE CTA */
.mobile-cta {
  display: none;
}

/* RESPONSIVE */
@media (max-width: 1080px) {
  .hero-grid,
  .split-grid,
  .contact-grid,
  .cta-box,
  .price-teaser {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .industry-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .gnb {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    border-bottom: 1px solid var(--line);
    padding: 14px 16px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .gnb.open {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero {
    padding-top: 32px;
  }

  .hero-copy .hero-desc {
    font-size: 16px;
  }

  .trust-grid,
  .process-grid,
  .industry-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .mobile-cta {
    display: block;
    position: fixed;
    left: 16px;
    right: 16px;
    bottom: 16px;
    z-index: 999;
  }

  body {
    padding-bottom: 84px;
  }

  .price-teaser,
  .simple-cta {
    padding: 24px 20px;
  }

  .cta-actions,
  .hero-actions,
  .price-actions {
    width: 100%;
  }

  .cta-actions .btn,
  .hero-actions .btn,
  .price-actions .btn {
    width: 100%;
  }
}