/* ============================================
   위고페이 — Layout (Header, Footer, Floating)
   로드 순서: 3/5
   의존: variables.css (토큰)
   ============================================ */

/* ══════ HEADER ══════ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  height: var(--header-h);
  background: rgba(234, 244, 255, 0.72);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid rgba(77, 163, 255, 0.08);
  transition: all var(--duration-normal) ease;
}

#header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--color-border);
  box-shadow: 0 1px 12px rgba(15, 31, 61, 0.06);
}

.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo img {
  height: 32px;
  width: auto;
  mix-blend-mode: multiply;
}

.header__nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.header__nav-list {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.header__nav-link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  position: relative;
  transition: color var(--duration-fast);
  text-decoration: none;
  white-space: nowrap;
}

.header__nav-link:hover,
.header__nav-link.active {
  color: var(--color-primary);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--duration-normal);
}

.header__nav-link:hover::after,
.header__nav-link.active::after {
  width: 100%;
}

/* (nav link styles moved above into .header__nav-link) */

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  transition: all var(--duration-fast);
}

.header__cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.header__cta img {
  width: 20px;
  height: 20px;
}

/* ── Mobile Buttons (hidden on desktop) ── */
.header__mobile-buttons {
  display: none;
}

.header__mobile-cta {
  display: none;
}

.header__menu-btn {
  display: none;
  width: 28px;
  height: 28px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 20px;
  color: var(--color-text);
}

.header__menu-btn span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--duration-normal);
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
  }
  .header__cta {
    display: none;
  }
  .header__mobile-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .header__mobile-cta {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: #fff;
    font-size: var(--fs-xs);
    font-weight: var(--fw-bold);
    text-decoration: none;
    white-space: nowrap;
  }
  .header__menu-btn {
    display: flex;
  }
}

/* ── Mobile Nav ── */
#mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}

#mobile-nav.open {
  transform: translateX(0);
}

#mobile-nav a {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-text);
}

#menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 28px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ══════ FOOTER ══════ */
/* 주의: footer 스타일은 sections.css (.footer 계열)에서 단일 관리.
   layout.css의 구형 #footer 블록은 2026-04-27 제거됨 (specificity 충돌 해소).
   이전 코드 → _archive/css/style.css 참고 */

/* ══════ FLOATING BAR ══════ */
/* 주의: floating bar 스타일은 sections.css (.floating 계열)에서 단일 관리.
   layout.css의 구형 #floating-bar 블록은 2026-04-27 제거됨 (specificity 충돌 해소).
   이전 코드 → _archive/css/style.css 참고 */