body {
  padding-top: 78px;
}

/* =====================================
   Linglobe Header
===================================== */

.ll-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.ll-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ll-logo {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.1;
}

.ll-logo-mark {
  color: var(--color-main);
  font-family: "Cal Sans", sans-serif;
  font-size: 1.55rem;
  font-weight: 400;
}

.ll-logo-sub {
  margin-top: 4px;
  color: var(--color-muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.ll-pc-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.ll-nav-item,
.ll-nav-link {
  position: relative;
  border: none;
  background: transparent;
  color: var(--color-text);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  padding: 10px 0;
}

.ll-nav-item::after,
.ll-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 3px;
  width: 0;
  height: 3px;
  border-radius: 999px;
  background: var(--color-main);
  transition: width 0.22s ease;
}

.ll-nav-item:hover::after,
.ll-nav-link:hover::after,
.ll-nav-item.is-active::after {
  width: 100%;
}

.ll-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ll-search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 16px;
  border-radius: 999px;
  background: var(--color-soft-blue);
  color: var(--color-main-dark);
  font-size: 0.88rem;
  font-weight: 800;
}

.ll-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: var(--color-main);
  cursor: pointer;
  padding: 0;
}

.ll-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
  border-radius: 999px;
}

/* =====================================
   PC Mega Menu
===================================== */

.ll-mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  display: none;
  padding: 18px 24px 28px;
  background: rgba(15, 23, 42, 0.36);
}

.ll-mega.is-open {
  display: block;
}

.ll-mega-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(135deg, #1E90FF, #1776d8);
  color: #fff;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.28);
}

.ll-mega-panel {
  display: none;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 360px;
}

.ll-mega-panel.is-active {
  display: grid;
}

.ll-mega-side {
  padding: 38px 32px;
  border-right: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(0, 70, 150, 0.18);
}

.ll-mega-label {
  margin: 0 0 10px;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.9;
}

.ll-mega-side h2 {
  margin: 0 0 16px;
  font-size: 2rem;
  line-height: 1.15;
}

.ll-mega-side p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.92;
}

.ll-mega-grid {
  padding: 38px 40px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}

.ll-mega-column h3 {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.42);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.ll-mega-column a {
  display: block;
  padding: 8px 0;
  color: #fff;
  font-size: 0.93rem;
  font-weight: 600;
  line-height: 1.5;
  opacity: 0.92;
}

.ll-mega-column a:hover {
  opacity: 1;
  transform: translateX(4px);
}

/* =====================================
   Mobile Fullscreen Menu
===================================== */

.ll-mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100dvh;
  z-index: 9999;
  display: none;
  overflow-y: auto;
  background: #fff;
}

.ll-mobile-menu.is-open {
  display: block;
}

.ll-mobile-close {
  position: fixed;
  top: 22px;
  right: 24px;
  z-index: 10;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--color-text);
  font-size: 2.2rem;
  line-height: 1;
  cursor: pointer;
}

.ll-mobile-menu-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 28px 56px;
}

.ll-mobile-logo {
  text-align: center;
  margin-bottom: 30px;
}

.ll-mobile-logo span {
  display: block;
  color: var(--color-main);
  font-family: "Cal Sans", sans-serif;
  font-size: 2.3rem;
  font-weight: 400;
}

.ll-mobile-logo p {
  margin: 10px auto 0;
  max-width: 340px;
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
}

.ll-mobile-accordion {
  border-top: 1px solid var(--color-border);
}

.ll-acc-item {
  border-bottom: 1px solid var(--color-border);
}

.ll-acc-button,
.ll-mobile-link {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  border: none;
  background: transparent;
  color: var(--color-text);
  font: inherit;
  font-size: 1.45rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.ll-acc-button span {
  font-size: 1rem;
  transition: transform 0.2s ease;
}

.ll-acc-item.is-open .ll-acc-button span {
  transform: rotate(180deg);
}

.ll-acc-content {
  display: none;
  padding: 0 0 18px;
  background: #f8fafc;
  border-radius: 14px;
  overflow: hidden;
}

.ll-acc-item.is-open .ll-acc-content {
  display: block;
}

.ll-acc-content a {
  display: block;
  padding: 14px 20px;
  color: var(--color-text);
  font-size: 1.05rem;
  border-bottom: 1px solid #e5e7eb;
}

.ll-acc-content a:last-child {
  border-bottom: none;
}

.ll-acc-content a:hover {
  color: var(--color-main);
}

/* =====================================
   Mobile SNS Buttons
===================================== */

.ll-mobile-sns-area {
  margin: 24px 0 30px;
  text-align: center;
}

.ll-mobile-sns-title {
  margin: 0 0 12px;
  color: var(--color-text);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.ll-mobile-sns {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.ll-mobile-sns a {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;

  border-radius: 50%;
  background: #1f2937;
  color: #fff;

  font-size: 1rem;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;

  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.16);
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

.ll-mobile-sns a:hover {
  background: var(--color-main);
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(30, 144, 255, 0.28);
}

/* =====================================
   Back to Top Button
===================================== */

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 8500;

  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;

  background: rgba(30, 144, 255, 0.92);
  color: #fff;

  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1;

  display: grid;
  place-items: center;

  cursor: pointer;
  box-shadow: 0 12px 28px rgba(15, 95, 168, 0.25);

  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);

  transition:
    opacity 0.25s ease,
    visibility 0.25s ease,
    transform 0.25s ease,
    background 0.25s ease;
}

.back-to-top.is-show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(15, 95, 168, 0.98);
  transform: translateY(-3px);
}

@media (max-width: 768px) {
  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
    font-size: 1.15rem;
  }
}

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

@media (max-width: 960px) {
  body {
    padding-top: 68px;
  }

  .ll-pc-nav,
  .ll-search-btn {
    display: none;
  }

  .ll-menu-btn {
    display: block;
  }

  .ll-header-inner {
    padding: 12px 18px;
  }

  .ll-logo-mark {
    font-size: 1.35rem;
  }

  .ll-logo-sub {
    font-size: 0.66rem;
  }

  .ll-mega {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .ll-mobile-menu-inner {
    padding: 70px 24px 48px;
  }

  .ll-mobile-logo span {
    font-size: 2rem;
  }

  .ll-mobile-logo p {
    font-size: 0.95rem;
  }

  .ll-acc-button,
  .ll-mobile-link {
    font-size: 1.32rem;
    padding: 20px 0;
  }

  .ll-acc-content a {
    font-size: 1rem;
  }
}