:root {
  --bg: #02070b;
  --panel: #061724;
  --panel-2: #071e2a;
  --line: rgba(86, 203, 232, 0.36);
  --text: #FAFAFA;
  --text-2: #DAE2EA;
  --muted: #A1B4C9;
  --cyan: #00BFC5;
  --green: #AEFC65;
  --mint: #52ea92;
  --max: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", Arial, sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
  font-family: "Pretendard"
}

button,
input,
select {
  font: inherit;
}

.container {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.feature-list-mobile {
  display: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(3, 11, 17, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px);
  height: 75px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  max-width: 1920px;
  height: 100%;
  min-width: 638px;
  padding: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  width: auto;
  height: 35px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;

  color: var(--muted);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 700;
  line-height: 99.995%; /* 15.999px */
}

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


.header-actions,
.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--cyan);
  border-radius: 4px;
  color: #dfffff;
  font-weight: 800;
  white-space: nowrap;
}

.btn-fill {
  display: flex;
  width: 192px;
  padding: 16px 24px;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 4px;
  background: linear-gradient(92deg, var(--green) -33.08%, var(--cyan) 58.95%);
  box-shadow: 0 0 10px 0 rgba(0, 191, 197, 0.80), 0 0 30px 0 rgba(0, 191, 197, 0.50);
}

.btn-outline {
  display: flex;
  width: 192px;
  padding: 16px 24px;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 4px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 20px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.btn-large {
  min-height: 58px;
  padding: 0 28px;
  font-size: 17px;
}

.header-outline {
  display: flex;
  width: 110px;
  height: 32px;
  padding: 8px 16px;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 4px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  letter-spacing: -0.16px;
}

.header-fill {
  display: flex;
  width: 110px;
  height: 32px;
  padding: 8px 16px;
  justify-content: center;
  align-items: center;
  gap: 8px;
  border-radius: 4px;
  background: #00BFC5;
}

.hero {
  max-height: calc(100vh - 75px);
  height: 100%;
  display: flex;
  align-items: center;
  background-image: url("./assets/hero-bg.png");
  background-repeat: no-repeat;
  background-position: center right;
  background-size: cover;
  padding: 150px 0;
}


/*  */
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 638px) 1fr;
}

.hero-copy {
  padding-top: 70px;
}

.hero-copy h1 {
  color: var(--text);
  font-family: "Pretendard";
  font-size: 64px;
  font-style: normal;
  font-weight: 700;
  line-height: 99.995%; 
  margin-bottom: 0;
}

.eyebrow {
  width: fit-content;
  text-align: start;
  font-family: Oxanium;
  font-size: 24px;
  font-style: normal;
  font-weight: 700;
  line-height: 100%;
  background: linear-gradient(90deg, var(--green) 0%, var(--cyan) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}

.mb-16 {
  margin-bottom: 16px;
}


.mb-32 {
  margin-bottom: 32px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 34px;
  font-size: clamp(44px, 4vw, 68px);
  line-height: 1.18;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 28px;
  font-size: clamp(36px, 3.1vw, 54px);
  line-height: 1.17;
  letter-spacing: 0;
}

h2 span {
  color: var(--cyan);
}

.lead,
.body-copy {
  max-width: 486px;
  color: var(--muted);
  font-family: Pretendard;
  font-size: 18px;
  font-style: normal;
  font-weight: 600;
  line-height: 24px; /* 133.333% */
  margin-bottom: 0;
}

.hero-actions {
  margin-top: 80px;
}

.metrics {
  position: relative;
  padding: 76px 0 118px;
  background:
    url("./assets/stats-bg.png") right top / contain  no-repeat;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 110px);
  gap: 80px;
}

.metrics strong {
  display: block;
  color: var(--green);
  font-family: Poppins;
  font-size: 56px;
  font-style: normal;
  font-weight: 600;
  line-height: 48px;
}

.metrics strong span {
  margin-left: 2px;
  font-family: Poppins;
  font-size: 32px;
  font-style: normal;
  font-weight: 600;
  line-height: 48px;
}

.metrics p {
  margin: 12px 0 0;
  color: var();
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 600;
  line-height: 22px;
}

.section {
  padding: 130px 0;
}

.two-column {
  display: flex;
  gap: 110px;
  align-items: start;
  margin-bottom: 32px;
}

.two-column h2 {
  color: var(--text-2);
  font-family: Pretendard;
  font-style: normal;
  font-weight: 700;
  line-height: 99.995%;
}

.two-column h2 span {
  color: var(--cyan);
}

.feature-list,
.contact-list {
  display: grid;
  gap: 48px;
  margin-top: 150px;
}

.feature-list article,
.contact-list article {
  max-width: 520px;
}

.icon {
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
}

.feature-list h3,
.contact-list h3 {
  margin-bottom: 10px;
  color: var(--text);
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 600;
  line-height: 24px; /* 120% */
  margin: 16px 0;
}

.feature-list p,
.contact-list p,
.benefit-grid p,
.step-grid p
{
  color: var(--text-2);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 500;
  line-height: 22px; /* 137.5% */
}

.info-card,
.form-card,
.schedule-list article,
.step-grid article,
.benefit-grid article {
  display: flex;
  min-width: 588px;
  padding: 56px;
  flex-direction: column;
  align-items: flex-start;
  gap: 40px;
  border-radius: 8px;
  border: 0.5px solid var(--cyan);
  background: #04111B;
}

.info-card {
  padding: 50px 56px;
  margin-bottom: 40px;
}

.info-card h3 {
  font-size: 32px;
}

.info-card h3 span {
  font-size: 24px;
}

.info-card dl {
  margin: 0;
}

.info-card div {
  display: flex;
  padding: 32px 8px;
  align-items: flex-start;
  gap: 24px;
  align-self: stretch;
  border-bottom: 0.25px solid #495665;
}

.info-card div:last-child {
  border-bottom: 0;
}

.info-card dt {
  color: var(--muted);
}

.info-card dd {
  margin: 0;
  font-weight: 800;
}

.curriculum {
  padding-top: 170px;
}

.schedule-panel {
  display: grid;
  gap: 26px;
}

.schedule-top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.select-like,
.day-tabs {
  height: 54px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #040b10;
  font-weight: 800;
}

.select-like {
  flex: 1;
  padding: 0 22px;
}

.day-tabs {
  position: relative;
  display: flex;
  align-items: center;

  width: 280px;
  height: 56px;
  padding: 4px;

  border-radius: 50px;
  background: rgba(4, 17, 27, 1);

  overflow: hidden;
}

.day-tabs::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;

  background: radial-gradient(
    50% 50% at 50% 50%,
    rgba(0, 191, 197, 0.45) 0%,
    rgba(161, 180, 201, 0.45) 100%
  );

  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;

  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;

  pointer-events: none;
}

.day-tabs button {
  position: relative;
  z-index: 1;

  flex: 1;
  height: 48px;

  border: 0;
  border-radius: 50px;
  background: transparent;

  color: var(--muted);
  cursor: pointer;

  font-family: Pretendard, sans-serif;
  font-size: 20px;
  line-height: 1;
  font-weight: 700;
}

.day-tabs button.active {
  background: var(--cyan);
  color: var(--text);
}

.schedule-panel > h3 {
  padding-left: 14px;
  border-left: 4px solid var(--cyan);
}

.schedule-list {
  display: grid;
  gap: 22px;
}

.schedule-list article {
  display: flex;
  flex-direction: row;
  align-items: center;
  min-height: 110px;
  padding: 24px 34px;
  gap: 24px;
}

.schedule-list time {
  color: var(--cyan);
  font-family: Pretendard;
  font-weight: 700;
  font-size: 16px;
  line-height: 20px;
  letter-spacing: 0%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  white-space: nowrap;
}

.speaker {
  display: flex;
  gap: 8px;
  align-items: center;
}

.speaker-name {
  color: var(--text);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 700;
  line-height: 125%;
}

.speaker-position {
  color: var(--muted);
  font-family: Pretendard;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: 100%;
} 

.schedule-list p {
  margin: 0;
  color: var(--text);
  font-family: Pretendard;
  font-size: 18px;
  font-style: normal;
  font-weight: 600;
  line-height: 133.333%; 
}

.vertical-line {
  height: 100%;
  border-radius: 8px;
  border: 0.5px solid #00BFC5;
  background: #04111B;
}

.process {
  background:
    url("./assets/process-bg.png") top / cover  no-repeat;

  opacity: 0.9;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin-top: 72px;
  width: 100%;
  max-width: 100%;
}

.step-grid article {
  width: auto;
  min-width: 0;
  min-height: 128px;

  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;

  padding: 24px 28px;

  border-radius: 8px;
  border: 0.5px solid rgba(0, 191, 197, 0.75);

  background: rgba(235, 246, 255, 0.1);
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(1px);

  box-shadow: none;
  gap: 16px;
}

.step-grid strong {
  color: var(--cyan);
  font-family: Pretendard;
  font-size: 40px;
  font-style: normal;
  font-weight: 700;
  line-height: 100%; 
}

.step-grid h3 {
  color: var(--text);
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 600;
  line-height: 120%; 
}

.step-grid p {
  color: var(--text-2);
  font-family: Pretendard;
  color: #DAE2EA;
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 500;
  line-height: 137.5%;
}

.benefits {
  background:
    url("./assets/benefits-bg.png") top / cover  no-repeat;
  opacity: 0.9;
}

.body-copy.benefit {
  white-space: nowrap;
  max-width: none;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 78px;
  width: 100%;
  max-width: 100%;
}

.benefit-grid article {
  width: auto;
  min-width: 0;
  min-height: 240px;

  display: flex;
  flex-direction: column;
  align-items: flex-start;

  padding: 34px 30px;
  gap: 16px;

  border-radius: 8px;
  border: 0.5px solid rgba(0, 191, 197, 0.75);

  background: rgba(4, 17, 27, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.benefit-grid .icon {
  width: 40px;
  height: 40px;
  margin-bottom: 0;
}

.benefit-grid h3 {
  margin: 0;
  color: #FAFAFA;
  font-family: Pretendard, sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 24px;
}

.benefit-grid p {
  margin: 0;
  color: #DAE2EA;
  font-family: Pretendard, sans-serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 22px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 78px;
  max-width: 100%;
}

.benefit-grid h3 {
  margin-bottom: 16px;
  font-size: 20px;
}

.registration .notice {
  max-width: 520px;
  margin: 36px 0 92px;
  padding: 17px 20px;
  color: #c7ff82;
  border: 1px solid var(--green);
  border-radius: 6px;
  background: rgba(53, 255, 68, 0.05);
  font-weight: 800;
}

.form-card {
  padding: 44px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
  color: #b9c9d1;
  font-size: 14px;
  font-weight: 800;
}

input,
select {
  width: 100%;
  min-height: 50px;
  padding: 0 17px;
  color: #fff;
  background: #04111b;
  border: 1px solid rgba(114, 190, 214, 0.32);
  border-radius: 5px;
}

fieldset {
  margin: 24px 0;
  padding: 0;
  border: 0;
}

legend {
  margin-bottom: 12px;
  color: #b9c9d1;
  font-weight: 800;
}

.payment-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.payment-options span {
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(114, 190, 214, 0.28);
  border-radius: 4px;
  color: #8da1aa;
  font-size: 13px;
  font-weight: 800;
}

.payment-options .selected {
  color: #fff;
  border-color: #fff;
}

.price-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 30px 0;
  padding: 22px 24px;
  border: 1px solid var(--green);
  border-radius: 4px;
  background: rgba(80, 255, 72, 0.04);
  font-weight: 900;
}

.price-box strong {
  color: var(--green);
  font-size: 32px;
}

.agree {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 18px 0;
  font-size: 13px;
  text-align: center;
}

.agree input {
  width: 14px;
  min-height: 14px;
}

.submit-btn {
  width: 100%;
  min-height: 58px;
  color: #001416;
  background: linear-gradient(135deg, #65eb8f, #08c7d1);
  border: 0;
  border-radius: 4px;
  box-shadow: 0 0 22px rgba(0, 216, 223, 0.42);
  font-weight: 900;
}

.site-footer {
  padding: 80px 0 34px;
  background: #061925;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
}

.footer-brand img {
  width: auto;
  height: 35px;
}

.site-footer h3 {
  font-size: 17px;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-edu h3{
  margin-bottom: 0px;
}

.site-footer p {
  color: var(--muted);
  font-family: Pretendard;
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: 142.857%;
}

.site-footer span {
  color: var(--text);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 600;
  line-height: 125%; 
}

.warn-ment {
  color: var(--text);
  font-family: Pretendard;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: 142.857%;
}


.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: #b9c9d1;
  font-size: 13px;
}

.course-dropdown {
  position: relative;
  flex: 1;
  min-width: 0;
}

.course-dropdown-trigger {
  width: 100%;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;

  padding: 0 16px;

  border-radius: 4px;
  border: 0.5px solid rgba(73, 86, 101, 1);
  background: #04111B;

  color: rgba(250, 250, 250, 1);
  font-family: Pretendard, sans-serif;
  font-size: 20px;
  font-weight: 500;
  line-height: 24px;

  cursor: pointer;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.course-dropdown-trigger:hover {
  border-color: rgba(0, 191, 197, 0.85);
  background: #061724;
}

.course-dropdown.is-open .course-dropdown-trigger {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0, 191, 197, 0.28);
}

.course-dropdown-label {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.course-dropdown-arrow {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.course-dropdown.is-open .course-dropdown-arrow {
  transform: rotate(180deg);
}

.course-dropdown-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 30;

  display: grid;
  gap: 4px;

  margin: 0;
  padding: 6px;

  list-style: none;

  border-radius: 8px;
  border: 0.5px solid rgba(73, 86, 101, 1);
  background: #04111B;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);

  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
}

.course-dropdown.is-open .course-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.course-dropdown-menu button {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;

  padding: 0 12px;

  border: 0;
  border-radius: 6px;
  background: transparent;

  color: var(--muted);
  font-family: Pretendard, sans-serif;
  font-size: 18px;
  font-weight: 500;
  text-align: left;

  cursor: pointer;
  transition:
    color 0.2s ease,
    background-color 0.2s ease;
}

.course-dropdown-menu button:hover {
  color: var(--text);
  background: rgba(0, 191, 197, 0.12);
}

.course-dropdown-menu button.active {
  color: #001417;
  background: var(--cyan);
  font-weight: 700;
}

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

.footer-policy-btn {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.footer-policy-btn:hover {
  color: var(--cyan);
}

.policy-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: 32px;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;

  transition:
    opacity 0.2s ease,
    visibility 0.2s ease;
}
.policy-modal-tabs {
  width: 100%;
  display: flex;
  gap: 8px;
  padding: 0 40px;
}

.policy-modal-tabs button {
  flex: 1;
  min-height: 42px;

  border: 0.5px solid rgba(73, 86, 101, 1);
  border-radius: 4px;
  background: #04111B;

  color: var(--muted);
  font-family: Pretendard, sans-serif;
  font-size: 15px;
  font-weight: 600;

  cursor: pointer;
}

.policy-modal-tabs button.active {
  color: #001416;
  border-color: var(--cyan);
  background: var(--cyan);
}

.policy-content {
  display: none;
}

.policy-content.active {
  display: block;
}


.policy-modal-body {
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #798B9D rgba(121, 139, 157, 0.20);
  padding: 5px 0;
}

/* Chrome, Edge, Safari */
.policy-modal-body::-webkit-scrollbar {
  width: 4px;
}

.policy-modal-body::-webkit-scrollbar-track {
  border-radius: 50px;
  background: rgba(121, 139, 157, 0.20);
}

.policy-modal-body::-webkit-scrollbar-thumb {
  border-radius: 50px;
  background: #798B9D;
}

.policy-modal-body::-webkit-scrollbar-thumb:hover {
  border-radius: 50px;
  background: #A1B4C9;
}

.policy-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.policy-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 7, 11, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.policy-modal-panel {
  position: relative;
  z-index: 1;
  display: flex;
  width: 588px;
  height: 80vh;
  padding: 48px 56px;
  flex-direction: column;
  align-items: stretch;
  gap: 32px;
  max-height: calc(100vh - 64px);

  border-radius: 8px;
  border: 0.5px solid #00BFC5;
  background: #04111B;
  overflow: hidden;

  transform: translateY(12px) scale(0.98);
  transition: transform 0.2s ease;
}

.policy-modal.is-open .policy-modal-panel {
  transform: translateY(0) scale(1);
}


.policy-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}


.policy-modal-header .eyebrow {
  margin-bottom: 10px;
}

.policy-modal-header h2 {
  color: var(--text);
  font-family: Pretendard;
  font-size: 24px;
  font-style: normal;
  font-weight: 700;
  line-height: 20px; /* 83.333% */
}

.policy-modal-close {
  width: 40px;
  height: 40px;
  top: 0;
  right: 0;
  color: var(--muted);
  position: absolute;
  cursor: pointer;

  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

.policy-modal-close:hover {
  color: var(--cyan);
}

.policy-modal-body {
  padding: 28px 40px;
  overflow-y: auto;
  width: 100%;
}

.policy-modal-body article {
  padding: 0 0 24px;
  margin-bottom: 24px;
}

.policy-modal-body article:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.policy-modal-body h3 {
  margin: 0 0 10px;
  color: #FAFAFA;
  font-family: Pretendard, sans-serif;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}

.policy-modal-body p,
.policy-modal-body li {
  margin: 0;
  color: var(--text-2);
  font-family: Pretendard, sans-serif;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.75;
}

.policy-modal-body ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.policy-modal-footer {
  padding: 20px 40px 36px;
  border-top: 0.5px solid rgba(73, 86, 101, 0.8);
}


.policy-content {
  display: none;
  width: 100%;
}

.policy-content.active {
  display: block;
}

.policy-content article {
  display: block;
  width: 100%;
}

.policy-content h3 {
  margin: 0 0 10px;
}

.policy-content p,
.policy-content li {
  display: block;
}

.policy-modal-confirm {
  width: 100%;
  height: 56px;

  border: 0;
  border-radius: 6px;

  background: linear-gradient(92deg, var(--green) -33.08%, var(--cyan) 58.95%);
  color: #001416;

  font-family: Pretendard, sans-serif;
  font-size: 18px;
  font-weight: 800;

  cursor: pointer;
  box-shadow:
    0 0 10px rgba(0, 191, 197, 0.8),
    0 0 30px rgba(0, 191, 197, 0.5);
}

body.modal-open {
  overflow: hidden;
}
.mobile-menu-btn,
.mobile-menu {
  display: none;
}

.mobile-bottom-actions {
  display: none;
}


/* 태블릿 */


/* 모바일 */


/* 아주 작은 화면 */


/* =========================================================
   RESPONSIVE / MOBILE CONSOLIDATED
   - 기존 흩어진 @media 블록을 하나로 정리한 영역
   - 아래 순서대로만 관리하면 됨: 1280 → 1250 → 1024 → 1000 → 720 → 420
========================================================= */

/* 1280px 이하: 섹션 레이아웃 / 카드 그리드 */
@media (max-width: 1280px) {
  .two-column {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .feature-list {
    margin-top: 100px;
  }

  .step-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

/* 1250px 이하: PC 히어로 배경 위치 보정 */
@media (max-width: 1250px) {
  .hero {
    background-position: -10% center;
  }
}

/* 1024px 이하: 태블릿/모바일 공통 */
@media (max-width: 1024px) {
  body {
    padding-top: 64px;
    padding-bottom: 88px;
  }

  .container {
    width: 80%;
    margin: 0 auto;
  }

  h2 {
    font-size: 24px;
  }

  .two-column {
    align-items: flex-start;
  }

  .btn.btn-outline.btn-large {
    display: none;
  }

  .mb-32 {
    margin-bottom: 24px;
  }

  .lead,
  .body-copy {
    font-size: 14px;
  }

  .hero-copy h1 {
    font-size: 32px;
    font-style: normal;
    font-weight: 700;
    line-height: 99.995%;
  }

  .metrics-grid {
    display: flex;
    justify-content: space-around;
  }

  .metrics p {
    font-size: 13px;
    margin: 0;
  }

  .metrics strong {
    font-size: 32px;
  }

  .metrics strong span {
    font-size: 16px;
  }

  .feature-list {
    display: none;
  }

  .feature-list-mobile {
    display: block;
    width: 588px;
    max-width: 100%;
  }

  .eyebrow {
    text-align: center;
    font-family: Oxanium;
    font-size: 24px;
    font-style: normal;
    font-weight: 500;
    line-height: 142.857%;
  }

  /* mobile bottom fixed CTA */
  .mobile-bottom-actions {
    max-width: 100vw;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;

    display: flex;
    align-items: center;
    gap: 8px;

    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));

    background: rgba(3, 11, 17, 0.92);
    border-top: 0.5px solid rgba(73, 86, 101, 0.8);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }

  .mobile-bottom-btn {
    display: flex;
    height: 48px;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    width: 100%;

    font-family: Pretendard, sans-serif;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;

    white-space: nowrap;
  }

  .mobile-bottom-outline {
    color: var(--cyan);
    border: 1px solid var(--cyan);
    background: rgba(0, 191, 197, 0.04);
  }

  .mobile-bottom-fill {
    color: #001416;
    border: 1px solid transparent;
    background: linear-gradient(92deg, var(--green) -33.08%, var(--cyan) 58.95%);
    box-shadow:
      0 0 10px rgba(0, 191, 197, 0.6),
      0 0 24px rgba(0, 191, 197, 0.36);
  }

  body.mobile-menu-open .mobile-bottom-actions {
    display: none;
  }

  /* mobile header */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 120;

    height: 64px;
    background: rgba(3, 11, 17, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  .header-inner {
    width: min(100% - 32px, var(--max));
    min-width: 0;
    height: 64px;
    min-height: 64px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;

    padding: 0;
  }

  .brand img,
  .footer-brand img {
    display: block;
    width: 112px;
    height: auto;
  }

  .nav,
  .header-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
    width: 40px;
    height: 40px;
    margin-left: auto;

    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;

    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .mobile-menu-btn img {
    display: block;
    width: 24px;
    height: auto;
  }

  .mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 50px;
    background: #FAFAFA;
  }

  /* mobile side menu */
  .mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 1000;

    display: block;

    opacity: 0;
    visibility: hidden;
    pointer-events: none;

    transition:
      opacity 0.2s ease,
      visibility 0.2s ease;
  }

  .mobile-menu.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .mobile-menu-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.68);
  }

  .mobile-menu-panel {
    position: absolute;
    top: 0;
    left: 0;

    width: 100%;
    height: 100dvh;

    display: flex;
    flex-direction: column;

    padding: 20px 30px 24px;

    background: #000;
    transform: translateX(-100%);
    transition: transform 0.28s ease;
  }

  .mobile-menu.is-open .mobile-menu-panel {
    transform: translateX(0);
  }

  .mobile-menu-head {
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding-bottom: 22px;
  }

  .mobile-menu-logo img {
    display: block;
    width: auto;
    height: 25px;
  }

  .mobile-menu-close {
    position: relative;

    width: 28px;
    height: 28px;

    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .mobile-menu-close span {
    position: absolute;
    left: 50%;
    top: 50%;

    width: 18px;
    height: 1px;

    border-radius: 50px;
    background: #798B9D;
  }

  .mobile-menu-close span:first-child {
    transform: translate(-50%, -50%) rotate(45deg);
  }

  .mobile-menu-close span:last-child {
    transform: translate(-50%, -50%) rotate(-45deg);
  }

  .mobile-menu-nav {
    display: flex;
    flex-direction: column;
    padding-top: 12px;
  }

  .mobile-menu-nav a {
    display: flex;
    align-items: center;

    color: #A1B4C9;
    font-family: Pretendard, sans-serif;
    font-size: 20px;
    font-style: normal;
    font-weight: 500;
    line-height: 99.995%;

    padding: 32px 24px;
    border-bottom: 0.5px solid var(--dksG90, #2D3033);
  }

  .mobile-menu-nav a:hover {
    color: var(--cyan);
  }

  .mobile-menu-bottom {
    margin-top: auto;
  }

  .mobile-menu-lookup {
    width: 100%;
    height: 44px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 0.5px solid var(--cyan);
    border-radius: 0;

    color: var(--cyan);
    font-family: Pretendard, sans-serif;
    font-size: 13px;
    font-weight: 500;
  }

  body.mobile-menu-open {
    overflow: hidden;
  }

  .course-dropdown-trigger {
    font-size: 16px;
  }

  .step-grid strong {
    font-size: 32px;
  }

  .step-grid h3 {
    font-size: 16px;
  }

  .step-grid p {
    font-size: 14px;
  }

  .benefit-grid h3 {
    font-size: 16px;
  }

  .benefit-grid p {
    font-size: 14px;
  }
  
  .footer-grid {
    display: flex;
    flex-direction: column;
  }



  /* policy modal tablet */
  .policy-modal {
    padding: 28px;
  }

  .policy-modal-panel {
    width: 80%;
    height: 80dvh;
    max-height: calc(100dvh - 64px);
    padding: 36px 48px;

    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  
  .policy-modal-header h2 {
    font-size: 30px;
  }

  .policy-modal-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
  }

  .policy-content p {
    white-space: pre-line;
  }

  .feature-list,
  .contact-list {
    margin-top: 45px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

/* 1000px 이하: 히어로 모바일 배경 */
@media (max-width: 1000px) {
  .hero {
    padding: 96px 0 400px;

    background:
      linear-gradient(
        180deg,
        #000105 70.67%,
        rgba(0, 1, 5, 0) 100%
      ),
      url("./assets/hero-mb-bg.png");

    background-repeat: no-repeat, no-repeat;
    background-position: top center, center center;
    background-size: 100% 55%, 100% auto;
    background-color: #02070b;
  }

  .hero-grid {
    display: block;
  }

  .hero-copy {
    padding-top: 0;
  }
}

/* 720px 이하: 모바일 */
@media (max-width: 720px) {
  .container {
    width: min(100% - 32px, var(--max));
  }

  .hero {
    padding: 96px 0 300px;

    background:
      linear-gradient(
        180deg,
        #000105 70.67%,
        rgba(0, 1, 5, 0) 100%
      ),
      url("./assets/hero-mb-bg.png");

    background-repeat: no-repeat, no-repeat;
    background-position: top center, center bottom;
    background-size: 100% 55%, 100% auto;
    background-color: #02070b;
  }

  .hero-grid {
    display: block;
  }

  .hero-copy {
    padding-top: 0;
  }

  .hero-copy h1 {
    font-size: 32px;
    font-style: normal;
    font-weight: 700;
    line-height: 99.995%;
  }

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

  h1 {
    font-size: clamp(38px, 12vw, 52px);
  }

  h2 {
    font-size: clamp(32px, 10vw, 44px);
  }

  .lead,
  .body-copy {
    font-size: 16px;
  }

  .brand {
    font-size: 22px;
  }

  .header-inner {
    min-width: 0;
    height: 64px;
    min-height: 64px;
    align-items: center;
    flex-wrap: nowrap;
    padding: 0;
  }

  .vertical-line {
    display: none;
  }

  .metrics {
    background:
      url("./assets/stats-bg.png") top / cover no-repeat;
    padding: 10px 0;
  }

  .section {
    padding: 82px 0;
  }

  .info-card,
  .form-card,
  .schedule-list article,
  .step-grid article,
  .benefit-grid article {
    min-width: 0;
    width: 100%;
    padding: 24px;
    align-items: center;
  }

  .info-card {
    width: 75%;
  }

  .info-card div {
    padding: 12px 8px;
    flex-direction: column;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .info-card h3 {
    color: var(--text);
    font-family: Pretendard, sans-serif;
    font-size: 32px;
    font-style: normal;
    font-weight: 700;
    line-height: 32px;
  }

  .info-card h3 {
    font-size: 24px;
  }

  .info-card h3 span {
    font-size: 18px;
  }
  .body-copy.benefit {
    white-space: normal;
  }

  .schedule-top,
  .form-row,
  .footer-bottom {
    display: grid;
    grid-template-columns: 1fr;
  }

  .schedule-list article {
    flex-direction: column;
    gap: 18px;
    padding: 22px;
  }

  .schedule-list time {
    flex-direction: row;
    justify-content: space-between;
    width: 80%;
  }

  .schedule-list p {
    padding: 18px 0 0;
    border-left: 0;
    border-top: 1px solid var(--cyan);
  }

  .step-grid,
  .benefit-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .price-box {
    display: grid;
    gap: 8px;
  }

  .price-box strong {
    font-size: 28px;
  }

  /* policy modal mobile */
  .policy-modal {
    align-items: center;
    padding: 0;
  }

  .policy-modal-panel {
    width: 90%;
    height: 80dvh;
    max-height: 80dvh;
    padding: 24px 36px;

    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .policy-modal-header {
    padding: 0;
    gap: 14px;
  }

  .policy-modal-header h2 {
    font-size: 24px;
    line-height: 1.3;
  }

  .policy-modal-close {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
    font-size: 26px;
  }

  .policy-modal-tabs {
    padding: 0;
    gap: 6px;

    display: flex;
    flex-direction: column;
  }

  .policy-modal-tabs button {
    min-height: 38px;
    font-size: 12px;
    line-height: 1.2;
    padding: 0 6px;
  }

  .policy-modal-body {
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
    padding: 24px 0;
    overflow-y: auto;
  }

  .policy-modal-body article {
    padding-bottom: 20px;
    margin-bottom: 20px;
  }

  .policy-modal-body h3 {
    font-size: 16px;
  }

  .policy-modal-body p,
  .policy-modal-body li {
    font-size: 14px;
    line-height: 1.7;
  }

  .policy-modal-footer {
    padding: 16px 20px 24px;
  }

  .policy-modal-confirm {
    height: 52px;
    font-size: 16px;
  }
}

/* 420px 이하: 작은 모바일 */
@media (max-width: 420px) {
  .eyebrow {
    text-align: start;
    font-family: Oxanium;
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
    line-height: 142.857%;
  }

  .info-card {
    width: 90%;
  }

  .policy-modal-panel {
    max-height: 90dvh;
  }

  .policy-modal-header {
    gap: 14px;
  }

  .policy-modal-header h2 {
    font-size: 22px;
  }

  .metrics-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    grid-template-columns: 1fr;
  }

  .metrics strong {
    font-size: 24px;
  }

  .metrics strong span {
    font-size: 16px;
  }

  .metrics p {
    font-size: 13px;
    margin: 0;
  }

  .payment-options {
    grid-template-columns: 1fr;
  }

  .container {
    width: 90%;
    margin: 0 auto;
  }

  .two-column {
    align-items: center;
  }

  .feature-list-mobile {
    width: 90%;
  }

  .day-tabs {
    margin: auto;
  }
}

@media (max-width: 600px) and (min-height: 700px) {
  .hero {
    background-size: 100% 75%, 100% auto;
  }
}