@media (max-width: 980px) {
  .nav-links { position:fixed; inset:78px 20px auto; display:none; flex-direction:column; align-items:stretch; padding:20px; background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); }
  .nav-links.open { display:flex; }
  .nav-actions { align-items:center; gap:6px; }
  /* 스마트폰·태블릿: 햄버거 버튼 옆에는 로그인만 표시 */
  .nav-actions .btn--ghost, .nav-actions .btn--header-ghost { display:inline-flex; min-height:42px; padding:0 16px; white-space:nowrap; }
  .nav-actions .btn--primary, .nav-actions .btn--header-primary { display:none; }
  .menu-toggle { display:block; }
  .hero { min-height:auto; }
  .hero-grid, .about-panel { grid-template-columns:1fr; }
  .product-window { transform:none; }
  .feature-grid { grid-template-columns:repeat(2,1fr); }
  .steps { grid-template-columns:repeat(3,1fr); }
  .step:nth-child(3)::after { display:none; }
  .footer-grid { grid-template-columns:repeat(2,1fr); }
  .value-grid { grid-template-columns:repeat(2,1fr); }
  .demo-board { grid-template-columns:1fr; }
  .demo-side { display:none; }
  .demo-cards { grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 640px) {
  .container { width:min(calc(100% - 28px), var(--max-width)); }
  .section { padding:82px 0; }
  .hero { padding-top:118px; }
  .hero h1 { font-size:3rem; }
  .window-body { grid-template-columns:1fr; }
  .mock-sidebar { display:none; }
  .stats, .court-grid { grid-template-columns:1fr; }
  .feature-grid, .content-grid, .value-grid, .demo-cards, .demo-matches { grid-template-columns:1fr; }
  .steps { grid-template-columns:1fr; }
  .step::after { display:none !important; }
  .cta-box { padding:52px 24px; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; }
  .guide-item { grid-template-columns:1fr; }
  .court-visual { min-height:360px; }
  .nav-actions .btn--ghost, .nav-actions .btn--header-ghost { min-height:40px; padding:0 14px; font-size:.88rem; }
  .menu-toggle { padding:8px; }
}


/* v5.5.7 모바일 공통 햄버거 메뉴 */
@media (max-width: 980px) {
  .landing-header .nav-links,
  .site-header .nav-links {
    position: fixed;
    top: 72px;
    left: 12px;
    right: 12px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 12px;
    background: #ffffff !important;
    color: #0f172a !important;
    border: 1px solid #dbe4f0;
    border-radius: 20px;
    box-shadow: 0 22px 54px rgba(2, 12, 32, .24);
    z-index: 1200;
    overflow: hidden;
  }
  .landing-header .nav-links.open,
  .site-header .nav-links.open { display: flex; }
  .landing-header .nav-links a,
  .site-header .nav-links a,
  .landing-header .nav-links a:link,
  .site-header .nav-links a:link,
  .landing-header .nav-links a:visited,
  .site-header .nav-links a:visited {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 0 15px;
    border: 1px solid transparent;
    border-radius: 12px;
    color: #14213a !important;
    background: #f8fafc;
    text-decoration: none !important;
    font-size: .96rem;
    font-weight: 800;
    line-height: 1.2;
    opacity: 1 !important;
  }
  .landing-header .nav-links a:hover,
  .site-header .nav-links a:hover,
  .landing-header .nav-links a:focus-visible,
  .site-header .nav-links a:focus-visible,
  .landing-header .nav-links a:active,
  .site-header .nav-links a:active,
  .landing-header .nav-links a.active,
  .site-header .nav-links a.active {
    color: #0759d6 !important;
    background: #edf5ff !important;
    border-color: #cfe2ff;
    outline: none;
  }
  .landing-header .nav-links a + a,
  .site-header .nav-links a + a { margin-top: 0; }
  .landing-header .nav-actions .btn--header-primary,
  .site-header .nav-actions .btn--header-primary,
  .landing-header .nav-actions .btn--primary,
  .site-header .nav-actions .btn--primary { display: none !important; }
}
@media (max-width: 480px) {
  .landing-header .nav-links,
  .site-header .nav-links { top: 66px; left: 8px; right: 8px; padding: 10px; border-radius: 17px; }
  .landing-header .nav-links a,
  .site-header .nav-links a { min-height: 42px; padding: 0 13px; font-size: .92rem; }
}

/* v6.0.0 premium mobile navigation */
@media(max-width:980px){
  .landing-header .nav-links,
  .site-header .nav-links{
    top:0!important;
    left:0!important;
    right:auto!important;
    bottom:0!important;
    width:min(88vw,410px)!important;
    max-height:none!important;
    padding:82px 18px 24px!important;
    gap:9px!important;
    border:0!important;
    border-radius:0 28px 28px 0!important;
    color:#fff!important;
    background:radial-gradient(circle at 30% 0,rgba(28,112,221,.22),transparent 30%),linear-gradient(180deg,#07172f,#041126 72%,#06162d)!important;
    box-shadow:24px 0 70px rgba(1,9,24,.42)!important;
    overflow-y:auto!important;
    transform:translateX(-104%);
    transition:transform .24s ease;
  }
  .landing-header .nav-links.open,
  .site-header .nav-links.open{display:flex!important;transform:translateX(0)}
  .landing-header .nav-links::before,
  .site-header .nav-links::before{
    content:"ShuttleX";
    position:absolute;
    top:26px;
    left:22px;
    color:#fff;
    font-size:1.55rem;
    font-weight:950;
    letter-spacing:-.04em;
  }
  .landing-header .nav-links::after,
  .site-header .nav-links::after{
    content:"배드민턴 소모임·클럽 운영 플랫폼";
    position:absolute;
    top:55px;
    left:22px;
    color:#9fb1ca;
    font-size:.78rem;
    font-weight:650;
  }
  .landing-header .nav-links a,
  .site-header .nav-links a,
  .landing-header .nav-links a:link,
  .site-header .nav-links a:link,
  .landing-header .nav-links a:visited,
  .site-header .nav-links a:visited{
    min-height:58px!important;
    padding:0 17px!important;
    border:1px solid rgba(128,164,210,.16)!important;
    border-radius:15px!important;
    color:#eef6ff!important;
    background:rgba(255,255,255,.045)!important;
    font-size:1rem!important;
    font-weight:850!important;
    box-shadow:0 8px 22px rgba(0,0,0,.1);
  }
  .landing-header .nav-links a:hover,
  .site-header .nav-links a:hover,
  .landing-header .nav-links a:focus-visible,
  .site-header .nav-links a:focus-visible,
  .landing-header .nav-links a:active,
  .site-header .nav-links a:active{
    color:#fff!important;
    background:linear-gradient(90deg,rgba(15,118,244,.22),rgba(34,197,94,.12))!important;
    border-color:rgba(78,163,255,.42)!important;
  }
  .nav-band-link{display:flex!important;color:#8ef0a8!important;border-color:rgba(34,197,94,.3)!important;background:rgba(34,197,94,.08)!important}
}

/* v6.0.1 keep Band inquiry visible on tablet/mobile navigation */
@media(max-width:980px){.nav-links .nav-band-link{display:flex!important}}

/* v6.0.2 — mobile drawer: full viewport, safe-area and reliable scrolling */
@media (max-width: 980px) {
  .landing-header .nav-links,
  .site-header .nav-links {
    height: 100vh !important;
    height: 100dvh !important;
    max-height: 100vh !important;
    max-height: 100dvh !important;
    box-sizing: border-box !important;
    padding-top: calc(82px + env(safe-area-inset-top)) !important;
    padding-bottom: calc(28px + env(safe-area-inset-bottom)) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-gutter: stable;
  }

  .landing-header .nav-links.open,
  .site-header .nav-links.open {
    visibility: visible !important;
  }

  .landing-header .nav-links > a,
  .site-header .nav-links > a {
    flex: 0 0 auto !important;
  }

  .landing-header .menu-toggle,
  .site-header .menu-toggle {
    position: relative;
    z-index: 1302;
  }
}

@media (max-width: 480px) {
  .landing-header .nav-links,
  .site-header .nav-links {
    width: min(92vw, 390px) !important;
    padding-left: 14px !important;
    padding-right: 14px !important;
    gap: 7px !important;
  }

  .landing-header .nav-links a,
  .site-header .nav-links a {
    min-height: 52px !important;
    font-size: .95rem !important;
  }
}

html.shuttlex-menu-open,
body.shuttlex-menu-open {
  overflow: hidden !important;
  touch-action: none;
}

/* v6.0.3 — mobile drawer ends at the last menu item and scrolls only when needed */
@media (max-width: 980px) {
  .landing-header .nav-links,
  .site-header .nav-links {
    top: calc(72px + env(safe-area-inset-top)) !important;
    bottom: auto !important;
    height: auto !important;
    max-height: calc(100dvh - 84px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) !important;
    padding-top: 82px !important;
    padding-bottom: calc(14px + env(safe-area-inset-bottom)) !important;
    overflow-y: auto !important;
    overscroll-behavior-y: contain !important;
    scrollbar-gutter: auto !important;
  }

  .landing-header .nav-links > a:last-child,
  .site-header .nav-links > a:last-child {
    margin-bottom: 0 !important;
  }
}


/* v6.1.7 — three-line hero copy and right-aligned dropdown navigation */
.hero-title-three-lines {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .08em;
  line-height: 1.08 !important;
}
.hero-title-three-lines .hero-line { display: block; white-space: nowrap; }
.hero-title-three-lines .hero-line--one,
.hero-title-three-lines .hero-line--three { font-size: 1em; font-weight: 900; }
.hero-title-three-lines .hero-line--two { font-size: .72em; font-weight: 750; letter-spacing: -.025em; }

/* The menu button is available on phone, tablet and desktop. */
.landing-header .menu-toggle,
.site-header .menu-toggle {
  display: inline-grid !important;
  place-items: center;
  flex: 0 0 auto;
  position: relative;
  z-index: 1402;
}

/* Replace the former left drawer with a compact dropdown directly below the button. */
.landing-header .nav-links,
.site-header .nav-links {
  position: fixed !important;
  top: var(--shuttlex-menu-top, 76px) !important;
  right: var(--shuttlex-menu-right, 16px) !important;
  left: auto !important;
  bottom: auto !important;
  width: min(360px, calc(100vw - 24px)) !important;
  height: auto !important;
  max-height: min(620px, calc(100dvh - var(--shuttlex-menu-top, 76px) - 12px)) !important;
  display: none !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 7px !important;
  box-sizing: border-box !important;
  padding: 12px !important;
  border: 1px solid rgba(153, 176, 210, .28) !important;
  border-radius: 18px !important;
  color: #eef6ff !important;
  background: linear-gradient(180deg, rgba(8,25,51,.99), rgba(4,17,38,.99)) !important;
  box-shadow: 0 24px 64px rgba(1, 9, 24, .38) !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  overscroll-behavior: contain !important;
  -webkit-overflow-scrolling: touch;
  transform: none !important;
  transition: none !important;
  z-index: 1400 !important;
}
.landing-header .nav-links.open,
.site-header .nav-links.open { display: flex !important; }
.landing-header .nav-links::before,
.site-header .nav-links::before,
.landing-header .nav-links::after,
.site-header .nav-links::after { content: none !important; display: none !important; }
.landing-header .nav-links a,
.site-header .nav-links a,
.landing-header .nav-links a:link,
.site-header .nav-links a:link,
.landing-header .nav-links a:visited,
.site-header .nav-links a:visited {
  display: flex !important;
  align-items: center !important;
  min-height: 46px !important;
  padding: 0 14px !important;
  border: 1px solid rgba(128,164,210,.16) !important;
  border-radius: 12px !important;
  color: #eef6ff !important;
  background: rgba(255,255,255,.05) !important;
  font-size: .95rem !important;
  font-weight: 800 !important;
  text-decoration: none !important;
  box-shadow: none !important;
}
.landing-header .nav-links a:hover,
.site-header .nav-links a:hover,
.landing-header .nav-links a:focus-visible,
.site-header .nav-links a:focus-visible {
  color: #fff !important;
  background: linear-gradient(90deg, rgba(15,118,244,.22), rgba(34,197,94,.12)) !important;
  border-color: rgba(78,163,255,.42) !important;
}
.landing-header .nav-links .nav-band-link,
.site-header .nav-links .nav-band-link {
  display: flex !important;
  color: #8ef0a8 !important;
  border-color: rgba(34,197,94,.32) !important;
  background: rgba(34,197,94,.09) !important;
}

/* PC keeps the original horizontal navigation. */
@media (min-width: 1200px) {
  .landing-header .nav-links,
  .site-header .nav-links,
  .landing-header .nav-links.open,
  .site-header .nav-links.open {
    position: static !important;
    inset: auto !important;
    width: auto !important;
    max-height: none !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 22px !important;
    padding: 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    overflow: visible !important;
    color: inherit !important;
  }
  .landing-header .nav-links a,
  .site-header .nav-links a,
  .landing-header .nav-links a:link,
  .site-header .nav-links a:link,
  .landing-header .nav-links a:visited,
  .site-header .nav-links a:visited {
    display: inline-flex !important;
    min-height: auto !important;
    padding: 8px 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    color: inherit !important;
    font-size: .94rem !important;
    font-weight: 750 !important;
    box-shadow: none !important;
  }
  .landing-header .nav-links .nav-band-link,
  .site-header .nav-links .nav-band-link {
    color: #22c55e !important;
    background: transparent !important;
    border: 0 !important;
  }
  .landing-header .menu-toggle,
  .site-header .menu-toggle { display: none !important; }
}

/* Smartphone and Galaxy Tab use the right-aligned dropdown. */
@media (max-width: 1199px) {
  .hero-title-three-lines .hero-line--two { font-size: .74em; }
  .landing-header .nav-links,
  .site-header .nav-links {
    width: min(340px, calc(100vw - 16px)) !important;
    max-height: calc(100dvh - var(--shuttlex-menu-top, 70px) - 8px) !important;
    padding: 10px !important;
  }
  .landing-header .menu-toggle,
  .site-header .menu-toggle { display: inline-flex !important; }
}

@media (max-width: 980px) {
  .hero-title-three-lines .hero-line--two { font-size: .74em; }
  .landing-header .nav-links,
  .site-header .nav-links {
    width: min(340px, calc(100vw - 16px)) !important;
    max-height: calc(100dvh - var(--shuttlex-menu-top, 70px) - 8px) !important;
    padding: 10px !important;
  }
}

@media (max-width: 640px) {
  .hero-title-three-lines { gap: .12em; }
  .hero-title-three-lines .hero-line--two { font-size: .68em; }
  .landing-header .nav-links,
  .site-header .nav-links {
    right: var(--shuttlex-menu-right, 8px) !important;
    width: min(320px, calc(100vw - 16px)) !important;
    border-radius: 16px !important;
  }
  .landing-header .nav-links a,
  .site-header .nav-links a { min-height: 44px !important; font-size: .92rem !important; }
}

/* Dropdown menus do not lock the page as the previous full-height drawer did. */
html.shuttlex-menu-open,
body.shuttlex-menu-open { overflow: auto !important; touch-action: auto !important; }

/* v6.1.9 center the hamburger glyph inside its button on phone and tablet */
@media (max-width:1199px){
  .landing-header .menu-toggle,
  .site-header .menu-toggle{
    display:grid!important;
    place-items:center!important;
    align-items:center!important;
    justify-content:center!important;
    padding:0!important;
    text-align:center!important;
    line-height:1!important;
    font-size:0!important;
    overflow:hidden!important;
  }
  .landing-header .menu-toggle::before,
  .site-header .menu-toggle::before{
    content:"☰";
    display:block;
    width:1em;
    height:1em;
    margin:0;
    color:currentColor;
    font-family:Arial,"Noto Sans KR",sans-serif;
    font-size:24px;
    font-weight:700;
    line-height:1;
    text-align:center;
    transform:none;
  }
}
@media (max-width:420px){
  .landing-header .menu-toggle::before,
  .site-header .menu-toggle::before{font-size:22px;}
}