@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

:root {
  --steel-ink: #0f2854;
  --steel-primary: #1c4d8d;
  --steel-accent: #4988c4;
  --steel-tint: #bde8f5;
  --steel-bg: #f7f9fc;
  --steel-surface: #ffffff;
  --steel-text: #25344d;
  --steel-muted: #66758a;
  --steel-line: #dbe3ec;
  --steel-success: #1d6f50;
  --steel-focus: #f2b84b;
  --steel-max: 1200px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--steel-text);
  background: var(--steel-surface);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button,
select,
input[type="checkbox"] {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--steel-focus);
  outline-offset: 3px;
}

.steel-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  padding: 10px 14px;
  color: var(--steel-ink);
  background: var(--steel-surface);
  border: 1px solid var(--steel-line);
  transform: translateY(-160%);
}

.steel-skip:focus {
  transform: translateY(0);
}

.steel-container {
  width: min(100%, var(--steel-max));
  margin-inline: auto;
  padding-inline: 32px;
}

.steel-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  stroke-width: 1.8;
}

.steel-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 7px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.steel-btn:hover {
  transform: translateY(-2px);
}

.steel-btn--primary {
  color: #ffffff;
  background: var(--steel-primary);
}

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

.steel-btn--light {
  color: var(--steel-ink);
  background: #ffffff;
}

.steel-btn--outline-light {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(15, 40, 84, 0.24);
}

.steel-btn--outline-light:hover {
  border-color: #ffffff;
  background: rgba(15, 40, 84, 0.62);
}

.steel-btn--outline {
  color: var(--steel-primary);
  border-color: var(--steel-primary);
  background: transparent;
}

.steel-btn--outline:hover {
  color: #ffffff;
  background: var(--steel-primary);
}

.steel-eyebrow {
  margin: 0 0 14px;
  color: var(--steel-primary);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
}

.steel-section-head {
  max-width: 720px;
  margin-bottom: 44px;
}

.steel-section-head h2 {
  margin: 0;
  color: var(--steel-ink);
  font-size: 38px;
  font-weight: 800;
  line-height: 1.22;
}

.steel-section-head p:last-child {
  margin: 16px 0 0;
  color: var(--steel-muted);
  font-size: 17px;
  line-height: 1.75;
}

.steel-note {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin: 0;
  color: var(--steel-muted);
  font-size: 13px;
  line-height: 1.6;
}

.steel-note .steel-icon {
  width: 17px;
  height: 17px;
  margin-top: 2px;
}

.steel-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.steel-field {
  min-width: 0;
}

.steel-field--wide {
  grid-column: 1 / -1;
}

.steel-field label {
  display: block;
  margin-bottom: 8px;
  color: var(--steel-ink);
  font-size: 14px;
  font-weight: 700;
}

.steel-field input,
.steel-field select,
.steel-field textarea {
  width: 100%;
  min-height: 50px;
  padding: 13px 14px;
  color: var(--steel-text);
  background: #ffffff;
  border: 1px solid #c9d4df;
  border-radius: 7px;
  font-size: 15px;
}

.steel-field textarea {
  min-height: 126px;
  resize: vertical;
}

.steel-field input:focus,
.steel-field select:focus,
.steel-field textarea:focus {
  border-color: var(--steel-primary);
  outline: 3px solid rgba(73, 136, 196, 0.2);
}

.steel-check {
  display: flex;
  grid-column: 1 / -1;
  align-items: flex-start;
  gap: 10px;
  color: var(--steel-text);
  font-size: 14px;
  line-height: 1.55;
}

.steel-check input {
  width: 19px;
  height: 19px;
  margin: 1px 0 0;
  accent-color: var(--steel-primary);
}

.steel-form-actions {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.steel-form-status {
  min-height: 24px;
  margin: 0;
  color: var(--steel-success);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}

.steel-mobile-action {
  display: none;
}

@media (max-width: 860px) {
  .steel-container {
    padding-inline: 24px;
  }

  .steel-section-head h2 {
    font-size: 32px;
  }

  .steel-section-head p:last-child {
    font-size: 16px;
  }
}

@media (max-width: 600px) {
  body {
    padding-bottom: 68px;
  }

  .steel-container {
    padding-inline: 20px;
  }

  .steel-section-head {
    margin-bottom: 32px;
  }

  .steel-section-head h2 {
    font-size: 29px;
  }

  .steel-form {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .steel-field--wide,
  .steel-check,
  .steel-form-actions {
    grid-column: auto;
  }

  .steel-form-actions .steel-btn {
    width: 100%;
  }

  .steel-mobile-action {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 90;
    display: flex;
    min-height: 68px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 12px 20px;
    color: #ffffff;
    background: var(--steel-primary);
    box-shadow: 0 -8px 24px rgba(15, 40, 84, 0.16);
    font-size: 16px;
    font-weight: 800;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}