/* ========================================
   Layout - Header, Footer, Container, Mobile Menu
   ======================================== */

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* --- Section --- */
.section {
  padding: var(--spacing-section) 0;
  overflow: hidden;
}

/* --- Header (Common) --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background var(--transition-slow),
    border-color var(--transition-slow),
    backdrop-filter var(--transition-slow);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header-logo img {
  height: 40px;
  display: block;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-nav a {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-sub);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.header-nav a:hover {
  background-color: var(--color-surface);
  color: var(--color-text-main);
}

.header-nav a.active {
  color: var(--color-primary);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-cta {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 700;
  transition: all var(--transition-base);
}

.header-cta:hover {
  background-color: var(--color-primary-dark);
}

/* --- Header: Landing (Transparent → Solid) --- */
.header-landing {
  background: transparent;
  border-bottom: 1px solid transparent;
}

.header-landing.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 232, 235, 0.5);
}

/* --- Header: Subpage (Always Solid) --- */
.header-sub {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 232, 235, 0.5);
}

/* --- Hamburger Button --- */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-main);
  border-radius: 2px;
  transition: all var(--transition-slow);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Mobile Menu Slide Panel --- */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-white);
  z-index: 999;
  padding: var(--spacing-xl) var(--spacing-lg);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
}

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

.mobile-menu a {
  display: block;
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-main);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu .mobile-cta {
  display: block;
  margin-top: var(--spacing-xl);
  text-align: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 16px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: var(--font-size-md);
  border-bottom: none;
}

/* --- Footer --- */
.site-footer {
  padding: 60px 0;
  background-color: var(--color-text-main);
  color: var(--color-text-weak);
}

.footer-brand {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-info {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: var(--color-text-weak);
}

.footer-links {
  margin-top: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  font-size: var(--font-size-xs);
  color: var(--color-text-weak);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-text-sub);
}

.footer-copyright {
  margin-top: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-weak);
}

/* --- Body Offset for Fixed Header --- */
.page-body {
  padding-top: var(--header-height);
}

/* ========================================
   Responsive
   ======================================== */

/* Tablet */
@media (max-width: 1023px) {
  .section {
    padding: 80px 0;
  }
}

/* Mobile */
@media (max-width: 767px) {
  :root {
    --header-height: 56px;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: 64px 0;
  }

  /* Show hamburger, hide desktop nav */
  .hamburger {
    display: flex;
  }

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

  .mobile-menu {
    display: block;
  }

  .site-footer {
    padding: 40px 0;
  }
}

/* ========================================
   Floating Action Buttons (KakaoTalk + Top)
   ======================================== */
.floating-actions {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.float-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
}

.float-kakao {
  background: #FEE500;
  color: #3C1E1E;
}

.float-kakao svg {
  width: 28px;
  height: 28px;
}

.float-btn-label {
  position: absolute;
  right: 64px;
  white-space: nowrap;
  background: var(--color-text-main);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.float-btn:hover .float-btn-label {
  opacity: 1;
}

@media (max-width: 767px) {
  .floating-actions {
    bottom: 76px;
    right: 16px;
  }

  .float-btn {
    width: 48px;
    height: 48px;
  }

  .float-kakao svg {
    width: 24px;
    height: 24px;
  }

  .float-btn-label {
    display: none;
  }
}

/* ========================================
   Navigation — 일시적으로 숨긴 메뉴 항목
   ======================================== */
.header-nav a[href$="consult.html"],
.mobile-menu a[href$="consult.html"] {
  display: none;
}

/* ========================================
   Mobile Bottom CTA Bar
   ======================================== */
.mobile-bottom-cta {
  display: none;
}

@media (max-width: 767px) {
  .mobile-bottom-cta {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 95;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: 10px 16px;
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
  }

  .mobile-bottom-cta .bottom-cta-inner {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .mobile-bottom-cta .bottom-cta-text {
    flex: 1;
    font-size: var(--font-size-xs);
    color: var(--color-text-sub);
    font-weight: 500;
    line-height: 1.3;
  }

  .mobile-bottom-cta .bottom-cta-text strong {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-main);
    font-weight: 700;
  }

  .mobile-bottom-cta .bottom-cta-btn {
    flex-shrink: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 12px 20px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    white-space: nowrap;
    transition: background var(--transition-base);
  }

  .mobile-bottom-cta .bottom-cta-btn:active {
    background: var(--color-primary-dark);
  }

  /* 하단 CTA 바 높이만큼 footer 여백 추가 */
  .site-footer {
    padding-bottom: 100px;
  }
}