:root {
  --bg: #07090d;
  --bg-soft: #10141d;
  --text: #f5f7fb;
  --muted: #b4bdd0;
  --line: #1e2533;
  --primary: #4d7cff;
  --primary-strong: #7ea2ff;
  --radius: 14px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 20% -10%, #16203a 0%, var(--bg) 40%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR",
    "Apple SD Gothic Neo", sans-serif;
  scroll-behavior: smooth;
}

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

.container {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(7, 9, 13, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  z-index: 20;
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-menu-btn {
  display: none !important;
  -webkit-appearance: none;
  appearance: none;
  background: transparent !important;
  border: 0 !important;
  border-radius: 0 !important;
  color: #f5f7fb;
  box-shadow: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.mobile-menu-btn:hover,
.mobile-menu-btn:focus,
.mobile-menu-btn:active {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  outline: none;
}

.mobile-menu-icon {
  color: currentColor;
}

.mobile-menu {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}

.logo img {
  display: block;
  height: 1.55rem;
  width: auto;
}

.menu {
  display: flex;
  gap: 1.25rem;
  color: var(--muted);
  font-size: 1.12rem;
}

.menu .nav-link {
  font-weight: 800;
  font-size: 1.12rem;
  letter-spacing: -0.01em;
}

.mobile-menu .nav-link {
  font-weight: 800;
}

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

.menu a.active {
  color: #c9d8ff;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.72rem 1.2rem;
  border: 1px solid transparent;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn-primary {
  background: linear-gradient(100deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: 0 8px 30px rgba(77, 124, 255, 0.28);
}

.btn-kakao {
  background: #fee500;
  color: #1b1b1b;
  box-shadow: 0 8px 30px rgba(254, 229, 0, 0.32);
}

.btn-kakao:hover {
  transform: translateY(-1px);
  filter: brightness(0.96);
}

.theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  user-select: none;
}

.theme-switch input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.theme-switch-text {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  opacity: 0.9;
  color: var(--muted);
}

.theme-switch-track {
  width: 46px;
  height: 26px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  position: relative;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.14);
  transition: background 0.2s ease, border-color 0.2s ease;
  flex: 0 0 auto;
}

.theme-switch-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 3px;
  transform: translateY(-50%);
  background: linear-gradient(180deg, #ffffff, #cfe0ff);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.25);
  transition: left 0.2s ease, background 0.2s ease;
}

#themeToggle:checked + .theme-switch-track {
  background: rgba(77, 124, 255, 0.25);
  border-color: rgba(77, 124, 255, 0.45);
}

#themeToggle:checked + .theme-switch-track .theme-switch-thumb {
  left: 21px;
  background: linear-gradient(180deg, #2d3342, #0f121a);
}

body[data-theme="light"] .theme-switch-text {
  color: #4b5b7a;
}

body[data-theme="light"] .theme-switch-track {
  background: rgba(47, 91, 255, 0.08);
  border: 1px solid rgba(47, 91, 255, 0.18);
}

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

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.24);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

.hero {
  padding: 5.2rem 0 4rem;
}

.hero-single {
  display: grid;
  gap: 1.5rem;
}

.hero-single .hero-card {
  align-self: stretch;
}

.hero-grid {
  display: flex;
  align-items: stretch;
  gap: 2rem;
}

.hero-wrap {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2rem;
  align-items: start;
}

.hero-top {
  grid-column: 1;
  grid-row: 1;
}

.hero-bottom {
  grid-column: 1;
  grid-row: 2;
}

.hero-right {
  grid-column: 2;
  grid-row: 3;
}

.hero-grid > div {
  flex: 1.6 1 0%;
  min-width: 0;
}

.hero-grid .hero-card {
  flex: 1 1 0%;
  min-width: 0;
}

.tag,
.section-label {
  color: #8ea7ff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 0.75rem;
}

h1 {
  margin: 0;
  line-height: 1.18;
  font-size: clamp(2rem, 5vw, 3.8rem);
}

h1 span {
  background: linear-gradient(90deg, #53b6ff, #8f6dff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 900;
  white-space: nowrap;
}

.hero-desc {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 56ch;
  margin: 1rem 0 1.8rem;
}

.hero-cta {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.metrics {
  list-style: none;
  padding: 0;
  margin: 1.6rem 0 0;
  display: flex;
  gap: 1.5rem;
}

.metrics li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  align-items: flex-start;
}

.metric-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.metric-icon {
  width: 18px;
  height: 18px;
}

.metrics strong {
  font-size: 1.3rem;
}

.metrics span {
  color: var(--muted);
  font-size: 0.9rem;
}

body[data-theme="light"] .metric-icon {
  color: #315ed6;
}

.hero-card {
  border: 1px solid #3b4d7a;
  background: linear-gradient(170deg, #0d1320, #0a0f18);
  border-radius: var(--radius);
  padding: 1.55rem 1.45rem;
  align-self: end;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.34);
  position: relative;
  overflow: hidden;
}

.hero-card h2 {
  margin-top: 0;
  margin-bottom: 0.45rem;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}

.hero-card-intro {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-card ul {
  margin: 1.05rem 0 1.1rem;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  color: var(--muted);
}

.hero-card li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  line-height: 1.45;
}

.hero-card .metrics {
  margin: 1.05rem 0 0;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
}

.hero-card .metrics strong {
  font-size: 1.25rem;
}

.hero-card li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 8px;
  flex: 0 0 8px;
  background: rgba(77, 124, 255, 0.8);
}

.hero-card p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.6;
}

.hero-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(77, 124, 255, 0.45);
  opacity: 1;
}

.hero-card-mini {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.hero-card-mini span {
  font-size: 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #cfe0ff;
  padding: 0.2rem 0.5rem;
}

.section {
  padding: 4.5rem 0;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 1.4rem;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
}

.section-muted {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border: 1px solid #314262;
  border-radius: var(--radius);
  padding: 1.25rem;
  background: linear-gradient(170deg, #0d1320, #0a0f18);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.34);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(77, 124, 255, 0.45);
}

.card:nth-child(2)::before {
  background: rgba(77, 124, 255, 0.45);
}

.card:nth-child(3)::before {
  background: rgba(77, 124, 255, 0.45);
}

.card h3 {
  margin-top: 0.35rem;
  margin-bottom: 0.5rem;
  font-size: 1.28rem;
}

.card p,
.card li {
  color: #d8def1;
  line-height: 1.55;
}

.card ul {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
}

.service-lead {
  margin: 0.45rem 0 0.5rem;
  font-size: 0.98rem;
  font-weight: 800;
  color: #e6f1ff;
  line-height: 1.55;
}

.service-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.service-points span {
  font-size: 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(160, 189, 255, 0.24);
  background: rgba(77, 124, 255, 0.08);
  color: #d6e3ff;
  padding: 0.18rem 0.45rem;
}

.service-result {
  margin: 0.85rem 0 0;
  padding: 0.55rem 0.65rem;
  border-radius: 12px;
  border: 1px solid rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #a7bcff !important;
  font-weight: 800;
  font-size: 0.92rem;
  line-height: 1.45;
}

.card-badge {
  display: inline-block;
  margin: 0;
  padding: 0.3rem 0.5rem;
  border-radius: 999px;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  font-weight: 800;
  color: #a7bcff;
  border: 1px solid rgba(77, 124, 255, 0.28);
  background: rgba(77, 124, 255, 0.06);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  margin-top: 0.7rem;
  display: grid;
  place-items: center;
  color: #9db6ff;
  background: rgba(77, 124, 255, 0.08);
  border: 1px solid rgba(77, 124, 255, 0.22);
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.card:hover {
  transform: translateY(-5px);
  border-color: #5f7cc2;
  box-shadow: 0 24px 46px rgba(10, 16, 30, 0.72);
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.roadmap-card {
  border: 1px solid #2f3f5f;
  border-radius: var(--radius);
  background: #0b0f17;
  padding: 1rem;
}

.roadmap-step {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  color: #90acff;
  font-weight: 700;
}

.roadmap-card h3 {
  margin: 0.4rem 0 0.5rem;
}

.roadmap-card p {
  margin: 0;
  color: var(--muted);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.cap-card {
  border: 1px solid #2f3f5f;
  border-radius: var(--radius);
  background: #0b0f17;
  padding: 1.1rem;
  position: relative;
  overflow: hidden;
}

.cap-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #9db6ff;
  background: rgba(77, 124, 255, 0.07);
  border: 1px solid rgba(77, 124, 255, 0.22);
  margin-bottom: 0.7rem;
}

.cap-icon svg {
  width: 24px;
  height: 24px;
}

.cap-card h3 {
  margin: 0.2rem 0 0.45rem;
  font-size: 1.15rem;
}

.cap-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.cap-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(77, 124, 255, 0.35);
  opacity: 1;
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
}

.tech-card {
  border: 1px solid #2f3f5f;
  border-radius: var(--radius);
  background: #0b0f17;
  padding: 1rem;
}

.tech-card h3 {
  margin-top: 0;
  margin-bottom: 0.7rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.tech-h3-icon {
  width: 20px;
  height: 20px;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tech-tags span {
  border: 1px solid #40527a;
  background: #121b2d;
  color: #cfdaff;
  border-radius: 999px;
  padding: 0.25rem 0.58rem;
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.tech-tags span svg {
  width: 16px;
  height: 16px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.step {
  border: 1px solid #2a3852;
  border-radius: var(--radius);
  padding: 1rem;
  background: #0b0f17;
}

.step-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.6rem;
}

.step-head h3 {
  margin: 0;
}

.step-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #9db6ff;
  flex: 0 0 auto;
}

.step-icon svg {
  width: 21px;
  height: 21px;
}

.step p {
  color: var(--muted);
  margin: 0;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.impact {
  border-radius: var(--radius);
  border: 1px solid #2a3852;
  padding: 1.1rem;
  background: #0b0f17;
  position: relative;
  overflow: hidden;
}

.impact strong {
  display: block;
  margin-bottom: 0.5rem;
}

.impact p {
  color: var(--muted);
  margin: 0;
}

.impact-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #9db6ff;
  margin-bottom: 0.7rem;
}

.impact-icon svg {
  width: 22px;
  height: 22px;
}

.impact::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: rgba(77, 124, 255, 0.45);
  opacity: 1;
}

.impact-accent-1::before {
  background: rgba(77, 124, 255, 0.45);
}
.impact-accent-2::before {
  background: rgba(77, 124, 255, 0.45);
}
.impact-accent-3::before {
  background: rgba(77, 124, 255, 0.45);
}
.impact-accent-4::before {
  background: rgba(77, 124, 255, 0.45);
}
.impact-accent-5::before {
  background: rgba(77, 124, 255, 0.45);
}
.impact-accent-6::before {
  background: rgba(77, 124, 255, 0.45);
}

.impact-accent-1 .impact-icon {
  border-color: rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #9db6ff;
}
.impact-accent-2 .impact-icon {
  border-color: rgba(255, 210, 77, 0.25);
  background: rgba(255, 210, 77, 0.10);
  color: #ffe08a;
}
.impact-accent-3 .impact-icon {
  border-color: rgba(77, 242, 197, 0.22);
  background: rgba(77, 242, 197, 0.08);
  color: #7debd0;
}
.impact-accent-4 .impact-icon {
  border-color: rgba(255, 120, 214, 0.22);
  background: rgba(255, 120, 214, 0.08);
  color: #ffb2ea;
}
.impact-accent-5 .impact-icon {
  border-color: rgba(255, 120, 120, 0.22);
  background: rgba(255, 120, 120, 0.08);
  color: #ffb2b2;
}
.impact-accent-6 .impact-icon {
  border-color: rgba(124, 255, 210, 0.22);
  background: rgba(124, 255, 210, 0.08);
  color: #99ffd4;
}

.impact[class*="impact-accent-"] .impact-icon {
  border: 1px solid rgba(77, 124, 255, 0.22);
  background: rgba(77, 124, 255, 0.06);
  color: #9db6ff;
}

.color-impact {
  border-color: #324a7a;
  background: linear-gradient(170deg, #111a2a, #0b0f17);
}

.section-contact {
  padding-bottom: 5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 1.2rem;
  align-items: start;
}

.contact-lead,
.contact-points {
  color: var(--muted);
}

.contact-hint {
  margin: 1.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
}

.contact-hint strong {
  color: var(--text);
  font-weight: 700;
}

.contact-points-guide {
  margin-top: 0.65rem;
}

.contact-points {
  padding-left: 1.1rem;
}

.contact-points {
  list-style: none;
  padding-left: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.55rem;
}

.contact-points li {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  color: var(--muted);
  line-height: 1.5;
}

.contact-points li::before {
  content: "✓";
  display: inline-flex;
  width: 18px;
  height: 18px;
  border-radius: 6px;
  align-items: center;
  justify-content: center;
  flex: 0 0 18px;
  margin-top: 2px;
  font-size: 0.85rem;
  color: #0b1220;
  background: linear-gradient(100deg, #fee500, #ffd24d);
}

.contact-form {
  border: 1px solid #314262;
  border-radius: var(--radius);
  background: linear-gradient(170deg, #0d1320, #0a0f18);
  padding: 1rem;
  display: grid;
  gap: 0.8rem;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.34);
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  border: 1px solid #2a3244;
  background: #0a0f19;
  color: var(--text);
  border-radius: 10px;
  padding: 0.7rem 0.75rem;
  font-size: 0.95rem;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: 1px solid #688eff;
  border-color: #688eff;
}

.consent {
  display: flex !important;
  align-items: center;
  grid-template-columns: none !important;
  gap: 0.55rem !important;
}

#formMessage {
  min-height: 1.2rem;
  margin: 0;
  font-size: 0.9rem;
  color: #95b0ff;
}

.result-strip {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.result-strip > div {
  border: 1px solid #2a3852;
  background: #0b0f17;
  border-radius: var(--radius);
  padding: 1rem;
}

.result-strip strong {
  font-size: 1.4rem;
  color: #a7bcff;
}

.result-strip p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.faq-item {
  border: 1px solid #2a3852;
  border-radius: var(--radius);
  background: #0b0f17;
  padding: 1rem;
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
}

[data-animate] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  min-height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

body[data-theme="light"] {
  --bg: #f3f6ff;
  --text: #0b1220;
  --muted: #4d5c7e;
  --line: #d7e0f4;
  background: radial-gradient(circle at 20% -10%, #ffffff 0%, var(--bg) 45%);
}

body[data-theme="light"] .header {
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(20, 35, 80, 0.12);
}

body[data-theme="light"] .menu {
  color: #4b5b7a;
}

body[data-theme="light"] .menu a:hover {
  color: var(--text);
}

body[data-theme="light"] .menu a.active {
  color: #2f5bff;
}

body[data-theme="light"] .btn-ghost {
  border-color: rgba(20, 35, 80, 0.22);
  color: var(--text);
}

body[data-theme="light"] .mobile-menu-btn {
  background: transparent !important;
  border: 0 !important;
  color: #132041;
}

body[data-theme="light"] .btn-kakao {
  background: #fee500;
  color: #1b1b1b;
}

body[data-theme="light"] .btn-ghost:hover {
  border-color: rgba(20, 35, 80, 0.5);
}

body[data-theme="light"] .tag,
body[data-theme="light"] .section-label {
  color: #2f5bff;
}

body[data-theme="light"] .hero-card {
  border: 1px solid #d7e0f4;
  background: linear-gradient(160deg, #f3f7ff, #ffffff);
  box-shadow: 0 20px 40px rgba(20, 35, 80, 0.10);
  color: var(--text);
}

body[data-theme="light"] .hero-card ul {
  color: var(--muted);
}

body[data-theme="light"] .hero-card::after {
  background: rgba(47, 91, 255, 0.35);
}

body[data-theme="light"] .hero-card li::before {
  background: rgba(47, 91, 255, 0.7);
}

body[data-theme="light"] .hero-card-mini span {
  border-color: rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.05);
  color: #334155;
}

body[data-theme="light"] .section-muted {
  background: rgba(15, 23, 42, 0.04);
  border-top: 1px solid rgba(15, 23, 42, 0.1);
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

body[data-theme="light"] .card {
  border: 1px solid #d7e0f4;
  background: linear-gradient(170deg, #f7faff, #ffffff);
  box-shadow: 0 14px 34px rgba(20, 35, 80, 0.10);
}

body[data-theme="light"] .card h3 {
  color: var(--text);
}

body[data-theme="light"] .color-impact {
  border-color: #d9e0ea;
  background: linear-gradient(170deg, #f8fafc, #ffffff);
}

body[data-theme="light"] .card p,
body[data-theme="light"] .card li {
  color: #2f3b59;
}

body[data-theme="light"] .service-points span {
  border-color: rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.05);
  color: #334155;
}

body[data-theme="light"] .service-lead {
  color: #315ed6;
}

body[data-theme="light"] .service-result {
  color: #334155 !important;
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.05);
}

body[data-theme="light"] .card-badge {
  color: #334155;
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.05);
}

body[data-theme="light"] .card-icon {
  background: linear-gradient(160deg, #edf3ff, #ffffff);
  border: 1px solid #d7e0f4;
}

body[data-theme="light"] .card:hover {
  border-color: #9cb6ff;
  box-shadow: 0 24px 46px rgba(20, 35, 80, 0.16);
}

body[data-theme="light"] .card::before {
  background: rgba(47, 91, 255, 0.45);
}

body[data-theme="light"] .card-icon {
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.14);
  color: #334155;
}

body[data-theme="light"] .tech-tags span {
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(15, 23, 42, 0.05);
  color: #334155;
}

body[data-theme="light"] .cap-card::after {
  background: rgba(47, 91, 255, 0.28);
}

body[data-theme="light"] .cap-icon {
  background: rgba(15, 23, 42, 0.05);
  border-color: rgba(15, 23, 42, 0.14);
  color: #334155;
}

body[data-theme="light"] .roadmap-card,
body[data-theme="light"] .tech-card,
body[data-theme="light"] .step,
body[data-theme="light"] .impact,
body[data-theme="light"] .contact-form,
body[data-theme="light"] .cap-card,
body[data-theme="light"] .result-strip > div,
body[data-theme="light"] .faq-item {
  border-color: #d7e0f4;
  background: #ffffff;
  box-shadow: none;
}

body[data-theme="light"] .roadmap-step,
body[data-theme="light"] .step span {
  color: #2f5bff;
}

body[data-theme="light"] .roadmap-card p,
body[data-theme="light"] .impact p,
body[data-theme="light"] .faq-item p {
  color: var(--muted);
}

body[data-theme="light"] .impact-icon {
  background: rgba(15, 23, 42, 0.05);
  border-color: rgba(15, 23, 42, 0.14);
  color: #334155;
}

body[data-theme="light"] .impact-accent-2 .impact-icon,
body[data-theme="light"] .impact-accent-3 .impact-icon,
body[data-theme="light"] .impact-accent-4 .impact-icon,
body[data-theme="light"] .impact-accent-5 .impact-icon,
body[data-theme="light"] .impact-accent-6 .impact-icon {
  background: rgba(15, 23, 42, 0.05);
  border-color: rgba(15, 23, 42, 0.14);
  color: #334155;
}

body[data-theme="light"] .impact[class*="impact-accent-"] .impact-icon {
  background: rgba(15, 23, 42, 0.05);
  border-color: rgba(15, 23, 42, 0.14);
  color: #334155;
}

body[data-theme="light"] .contact-form {
  background: linear-gradient(170deg, #f7faff, #ffffff);
}

body[data-theme="light"] .contact-form input,
body[data-theme="light"] .contact-form textarea,
body[data-theme="light"] .contact-form select {
  border-color: rgba(47, 91, 255, 0.22);
  background: #ffffff;
}

body[data-theme="light"] #formMessage {
  color: #2f5bff;
}

body[data-theme="light"] .footer {
  border-top: 1px solid rgba(20, 35, 80, 0.14);
}

@media (max-width: 980px) {
  h1 span {
    white-space: nowrap;
  }

  .cards,
  .steps,
  .roadmap-grid,
  .tech-grid,
  .impact-grid,
  .contact-grid,
  .faq-grid,
  .result-strip {
    grid-template-columns: 1fr;
  }

  /* 모바일: hero-top -> hero-bottom -> hero-card 순서로 쌓기 */
  .hero-wrap {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto auto auto !important;
    gap: 1.2rem;
  }

  .hero-top {
    grid-column: 1;
    grid-row: 1;
  }

  .hero-bottom {
    grid-column: 1;
    grid-row: 2;
  }

  .hero-right {
    grid-column: 1;
    grid-row: 3;
  }

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

  .contact-grid {
    justify-items: center;
  }

  .contact-form {
    width: min(560px, 100%);
    margin: 0 auto;
  }

  .menu {
    display: none;
  }

  .nav {
    gap: 0.5rem;
  }

  .mobile-menu-btn {
    order: 1;
  }

  .logo {
    order: 2;
  }

  .logo img {
    height: 1.38rem;
  }

  .header-actions {
    order: 3;
    margin-left: auto;
    gap: 0.45rem;
  }

  .mobile-menu-btn {
    display: inline-flex !important;
    width: 44px;
    height: 44px;
    padding: 0;
    justify-content: center;
  }

  .mobile-menu-icon {
    font-size: 1.5rem;
    line-height: 1;
  }

  .theme-switch {
    gap: 0.35rem;
  }

  .theme-switch-text {
    font-size: 0.62rem;
  }

  .btn-kakao {
    padding: 0.62rem 0.78rem;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
  }

  .mobile-menu {
    display: block;
    position: fixed;
    z-index: 50;
    top: 72px;
    left: 0;
    right: 0;
    padding: 0.85rem 1rem 1rem;
    background: rgba(10, 14, 22, 0.92);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    max-height: calc(100vh - 72px);
    overflow: auto;
  }

  .mobile-menu.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .mobile-menu .nav-link {
    display: block;
    padding: 0.85rem 0.15rem;
    color: var(--muted);
    font-weight: 700;
    font-size: 1.12rem;
  }

  .mobile-menu .nav-link:hover {
    color: var(--text);
  }

  .mobile-menu .nav-link.active {
    color: #c9d8ff;
  }
}

@media (max-width: 600px) {
  /* 작은 모바일에서만 타이틀 위/카드 아래 */
  .hero-wrap {
    flex-direction: column !important;
    align-items: stretch;
    gap: 1.2rem;
  }
}

body[data-theme="light"] .mobile-menu {
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(20, 35, 80, 0.12);
}

body[data-theme="light"] .mobile-menu .nav-link {
  color: #4b5b7a;
}

body[data-theme="light"] .mobile-menu .nav-link.active {
  color: #2f5bff;
}