/* BASIC css start */
/* ==========================================
   푸터 전용 변수
========================================== */

#footer {
  --ink: #101010;
  --white: #fff;
  --soft: #f6f6f6;
  --purple: #7d4cfc;
  --deep: #260088;
  --inner: min(1280px, calc(100vw - 48px));
}

/* ==========================================
   FOOTER 기본
========================================== */

.footer {
  position: relative;
  min-height: 612px;
  border-top: 1px solid #ddd;
  padding: 75px calc((100vw - var(--inner)) / 2);
  background: #fff;
}

.footer h2 {
  margin: 0;
  font-size: 56px;
  font-weight: 800;
  line-height: 74px;
}

.footer nav {
  position: absolute;
  top: 75px;
  right: calc((100vw - var(--inner)) / 2);
  display: flex;
  gap: 40px;
  font-size: 16px;
}

/* ==========================================
   FOOTER 회사정보
========================================== */

.footer-grid {
  display: grid;
  grid-template-columns: 350px 300px 250px 250px;
  column-gap: 70px;
  row-gap: 36px;
  margin-top: 70px;
  color: #3d3d3d;
  font-size: 16px;
  line-height: 22px;
}

.footer-grid p {
  margin: 0;
}

.footer-grid strong {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 16px;
  line-height: 22px;
}

/* ==========================================
   문의하기 / TOP 플로팅
========================================== */

.quick-links {
  position: fixed;
  top: auto;
  right: 30px;
  bottom: 150px;
  left: auto;
  z-index: 9999;

  display: flex;
  flex-direction: column;
  gap: 8px;

  width: 226px;
  margin: 0;
}

/* ==========================================
   문의하기 팝업
========================================== */

.contact-popover {
  position: absolute;
  right: calc(100% + 12px);
  top: 0;
  bottom: auto;
  z-index: 5;

  display: flex;
  flex-direction: column;
  gap: 14px;

  width: 226px;
  border-radius: 8px;
  padding: 16px;

  background: #f6f6f6;
  color: #3d3d3d;
  font-size: 14px;
  line-height: 20px;
  letter-spacing: -0.07px;

  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transform: translateX(18px);

  transition:
    opacity 360ms cubic-bezier(0.19, 1, 0.22, 1),
    transform 360ms cubic-bezier(0.19, 1, 0.22, 1),
    visibility 360ms;
}

/* 기존 JS에서 hidden 속성을 사용하므로 유지 */
.contact-popover[hidden] {
  display: none;
}

/* 문의하기 열림 */
.quick-links.is-contact-open .contact-popover:not([hidden]) {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(0);
}

.contact-popover strong {
  display: block;
  margin: 0;
  color: #101010;
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
}

.contact-popover p {
  margin: 0;
  color: #3d3d3d;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
}

/* ==========================================
   플로팅 버튼 디자인
========================================== */

.quick-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;

  width: 100%;
  height: 52px;
  border-radius: 8px;
  padding: 8px 8px 8px 60px;

  background: var(--soft);
  font-size: 18px;
  font-weight: 800;

  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  transition:
    background 260ms ease,
    color 260ms ease,
    box-shadow 260ms ease;
}

.quick-links .contact-trigger {
  padding-left: 60px;
}

/* 버튼 우측 아이콘 */
.quick-links span {
  position: relative;
  display: inline-block;
  flex: 0 0 36px;

  width: 36px;
  height: 36px;
  border-radius: 8px;

  background: linear-gradient(
    90deg,
    var(--purple),
    var(--deep)
  );
}

/* ==========================================
   문의하기 화살표
========================================== */

.quick-links .contact-trigger span {
  background: linear-gradient(
    90deg,
    var(--purple),
    var(--deep)
  );
}

.quick-links .contact-trigger span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;

  width: 0;
  height: 0;

  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 8px solid #fff;

  transform: translate(-50%, -58%);
  transition: transform 260ms cubic-bezier(0.19, 1, 0.22, 1);
}

.quick-links.is-contact-open .contact-trigger span::before {
  border-top: 8px solid #fff;
  border-bottom: 0;
  transform: translate(-50%, -36%);
}

/* ==========================================
   TOP 화살표
========================================== */

.quick-links span::after,
.quick-links a[href="#top"] span::after {
  content: none;
}

.quick-links a[href="#top"] span {
  background: linear-gradient(
    90deg,
    var(--purple),
    var(--deep)
  );
}

.quick-links a[href="#top"] span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;

  width: 0;
  height: 0;

  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 8px solid #fff;

  transform: translate(-50%, -58%);
}

/* ==========================================
   링크 색상 / 접근성
========================================== */

#footer .quick-links a,
#footer .quick-links a:link,
#footer .quick-links a:visited {
  color: #101010;
  text-decoration: none;
  font-weight: 600;
}

#footer nav a:hover,
#footer .quick-links a:hover {
  color: #7d4cfc;
}

#footer a:focus-visible {
  outline: 2px solid #7d4cfc;
  outline-offset: 4px;
}

/* ==========================================
   태블릿 1200px 이하
========================================== */

@media (max-width: 1200px) {
  .footer {
    display: flex;
    flex-direction: column;
    min-height: auto;
    padding: 42px 24px 60px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
    margin-top: 36px;
  }

  .footer nav {
    position: static;
    top: auto;
    right: auto;
    margin-top: 20px;
  }

  /* 태블릿에서도 플로팅 유지 */
  .quick-links {
    position: fixed;
    top: auto;
    right: 20px;
    bottom: 150px;
    width: 200px;
    margin: 0;
  }

  .quick-links a {
    padding-left: 35px;
  }

  .quick-links .contact-trigger {
    padding-left: 35px;
  }

  .contact-popover {
    position: absolute;
    top: 0;
    right: calc(100% + 12px);
    bottom: auto;
  }
}

/* ==========================================
   모바일 720px 이하
========================================== */

@media (max-width: 720px) {
  .footer {
    padding: 36px 16px 42px;
  }

  .footer-grid {
    gap: 32px;
    margin-top: 32px;
  }

  .footer h2 {
    font-size: 46px;
    line-height: 1.15;
  }

  /* 모바일에서는 문의하기 / TOP 숨김 */
  .quick-links {
    display: none !important;
  }
}

/* ==========================================
   터치 환경
========================================== */

@media (hover: none) and (pointer: coarse) {
  .footer {
    display: flex;
    flex-direction: column;
    min-height: auto;
  }

  /* 모바일은 위 720px 규칙으로 숨김.
     태블릿에서는 fixed 유지 */
}

/* BASIC css end */