/* ── 0. Variables ── */
:root {
  --clr-bg:       #ffffff;
  --clr-surface:  #f5f5f7;
  --clr-border:   rgba(0, 0, 0, .1);

  --clr-accent:   #5b6ef5;
  --clr-green:    #0ea868;
  --clr-orange:   #e8640a;

  --clr-text:     #0e0f14;
  --clr-text-2:   rgba(0, 0, 0, .55);
  --clr-text-3:   rgba(0, 0, 0, .35);

  --font-ko: 'Noto Sans KR', sans-serif;
  --font-en: 'Inter', sans-serif;

  --nav-h: 80px;
}

/* ── 1. Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-ko);
  font-size: 1.6rem;
  line-height: 1.6;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }


/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #111118;
  color: #fff;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-logo {
  height: 50px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

/* ── Banner ── */
.footer-banner {
  background: linear-gradient(135deg, #4a55d2, #6b7bfa);
  padding: 40px 0;
}

.footer-banner .footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-banner-text p {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: .15em;
  color: #ffffffaa;
  margin-bottom: 10px;
}

.footer-banner-text h3 {
  font-family: 'A2z';
  font-size: 2.6rem;
  font-weight: 500;
  line-height: 1.4;
  color: #fff;
}

.footer-banner-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 30px 13px;
  background: #fff;
  color: #4a55d2;
  font-size: 1.7rem;
  font-weight: 600;
  border-radius: 100px;
  transition: transform .25s, box-shadow .25s;
  flex-shrink: 0;
}

.footer-banner-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .16);
}

/* ── Main ── */
.footer-main {
  background: #111118;
  padding: 58px 0 54px;
}

.footer-main .footer-inner {
  display: block;
}

.footer-head {
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 64px;
  padding-top: 30px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 620px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.5rem;
  color: #ffffffaa;
  line-height: 1.55;
  word-break: keep-all;
}

.footer-contact li span {
  min-width: 52px;
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #ffffff55;
  flex-shrink: 0;
}

.footer-contact a {
  transition: color .2s;
}

.footer-contact a:hover { color: #fff; }

.footer-right {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  min-width: 360px;
  padding-top: 0;
}

.footer-col h4 {
  font-family: var(--font-en);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #ffffff66;
  margin-bottom: 16px;
}

.footer-col ul li a {
  display: inline-flex;
  font-size: 1.55rem;
  color: #ffffffbb;
  transition: color .2s, transform .2s;
  font-weight: 500;
}

.footer-col ul li a:hover {
  color: #fff;
  transform: translateX(3px);
}

.footer-col > p {
  font-size: 1.4rem;
  color: #ffffffaa;
  line-height: 1.7;
}

/* ── Bottom ── */
.footer-bottom {
  background: #0a0a0f;
  padding: 24px 0;
}

.footer-bottom .footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.footer-bottom > .footer-inner > p {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  font-size: 1.3rem;
  color: #ffffff66;
  line-height: 1.6;
  word-break: keep-all;
}

.footer-bottom > .footer-inner > p span {
  position: relative;
}

.footer-bottom > .footer-inner > p span + span::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 50%;
  width: 1px;
  height: 10px;
  background: rgba(255, 255, 255, .16);
  transform: translateY(-50%);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer-links a {
  font-size: 1.3rem;
  color: #ffffff66;
  transition: color .2s;
}

.footer-links a:hover { color: #fff; }

.footer-links span {
  font-size: 1.3rem;
  color: #ffffff66;
}


/* ============================================================
   FOOTER — RESPONSIVE
   ============================================================ */

/* ── ≤ 1024px ── */
@media (max-width: 1024px) {
  .footer-inner { padding: 0 24px; }
  .footer-banner { padding: 48px 0; }
  .footer-banner-text h3 { font-size: 2.6rem; }
  .footer-banner-btn { padding: 14px 28px; font-size: 1.5rem; }
  .footer-main { padding: 48px 0; }
  .footer-content { gap: 40px; }
}

/* ── ≤ 768px ── */
@media (max-width: 768px) {
  .footer-inner { padding: 0 20px; }

  /* Banner */
  .footer-banner { padding: 36px 0; }
  .footer-banner .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-banner-text h3 { font-size: 2.2rem; }
  .footer-banner-text h3 br { display: none; }
  .footer-banner-btn { padding: 12px 24px; font-size: 1.4rem; }

  /* Main */
  .footer-main { padding: 40px 0; }
  .footer-head { padding-bottom: 22px; }
  .footer-content { flex-direction: column; gap: 28px; padding-top: 24px; }
  .footer-logo { height: 40px; }
  .footer-contact li { font-size: 1.4rem; }
  .footer-right { grid-template-columns: repeat(2, 1fr); gap: 20px; min-width: 0; width: 100%; }
  .footer-col h4 { font-size: 1.3rem; margin-bottom: 14px; }
  .footer-col ul li a { font-size: 1.4rem; }

  /* Bottom */
  .footer-bottom .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .footer-bottom > .footer-inner > p { justify-content: center; font-size: 1.2rem; line-height: 1.6; }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 12px; }
  .footer-links a, .footer-links span { font-size: 1.2rem; }
}

/* ── ≤ 480px ── */
@media (max-width: 480px) {
  .footer-inner { padding: 0 16px; }

  /* Banner */
  .footer-banner { padding: 28px 0; }
  .footer-banner-text p { font-size: 1.1rem; }
  .footer-banner-text h3 { font-size: 1.8rem; }
  .footer-banner-btn { padding: 11px 22px; font-size: 1.3rem; width: 100%; justify-content: center; }

  /* Main */
  .footer-main { padding: 32px 0; }
  .footer-logo { height: 34px; }
  .footer-head { padding-bottom: 18px; }
  .footer-content { gap: 24px; padding-top: 20px; }
  .footer-contact li {
    font-size: 1.25rem;
    gap: 10px;
  }
  .footer-contact li span { min-width: 46px; font-size: 1rem; }
  .footer-right { grid-template-columns: 1fr 1fr; gap: 20px 14px; }
  .footer-col h4 { font-size: 1.2rem; margin-bottom: 10px; }
  .footer-col ul li a { font-size: 1.3rem; }

  /* Bottom */
  .footer-bottom { padding: 18px 0; }
  .footer-bottom > .footer-inner > p { font-size: 1.1rem; }
  .footer-links { gap: 8px; }
  .footer-links a, .footer-links span { font-size: 1.1rem; }
}