:root {
  --wolko-sidebar-width: 220px;
  --hub-safe-top: env(safe-area-inset-top, 0px);
  --hub-safe-right: env(safe-area-inset-right, 0px);
  --hub-safe-bottom: env(safe-area-inset-bottom, 0px);
  --hub-safe-left: env(safe-area-inset-left, 0px);
  --blue: #004f68;
  --blue-lt: #0077a3;
  --accent: #c42a36;
  --bg: #f4f6f8;
  --card: #ffffff;
  --border: #e4eaee;
  --text: #1a2d38;
  --mid: #5a7585;
  --light: #8fa8b5;
  --f-sans: 'Montserrat', sans-serif;
  --f-body: 'Noto Sans KR', sans-serif;
}

* { box-sizing: border-box; }
html, body {
  min-height: 100%;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--f-body);
  -webkit-font-smoothing: antialiased;
}
body.hub-modal-open { overflow: hidden; }

/* ── LOGIN SCREEN ── */
.login-screen {
  position: fixed; inset: 0;
  background: linear-gradient(145deg, #003d52, #00627f);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-y: auto;
  padding: calc(24px + var(--hub-safe-top)) calc(24px + var(--hub-safe-right)) calc(24px + var(--hub-safe-bottom)) calc(24px + var(--hub-safe-left));
  transition: opacity 0.4s ease;
}
.login-screen.hidden { opacity: 0; pointer-events: none; }

/* ── SHELL (사이드바 + 메인) ── */
.hub-shell {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  align-items: stretch;
}
.hub-shell[hidden] { display: none; }

/* ── SIDEBAR ── */
.hub-sidebar {
  flex-shrink: 0;
  width: var(--wolko-sidebar-width);
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 15% 0%, rgba(255,255,255,.08), transparent 45%),
    linear-gradient(175deg, #003548 0%, #004f68 45%, #00668a 100%);
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
}
.hub-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px 18px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  text-decoration: none;
  color: #fff;
}
.hub-sidebar-brand img {
  width: 32px; height: 32px; border-radius: 9px; flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.hub-sidebar-brand-text { display: flex; flex-direction: column; gap: 1px; }
.hub-sidebar-brand-name { font: 800 14.5px/1.2 var(--f-sans); letter-spacing: -.01em; }
.hub-sidebar-brand-sub { font: 700 9.5px/1 var(--f-sans); letter-spacing: .09em; color: rgba(255,255,255,.5); text-transform: uppercase; }

.hub-nav-label {
  padding: 0 11px 8px;
  font: 800 10px/1 var(--f-body);
  letter-spacing: .09em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
}
.hub-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.hub-nav .hub-nav-label { margin: 16px 0 0; }
.hub-nav .hub-nav-label:first-child { margin-top: 0; }
.hub-nav .hub-nav-label + .hub-nav-item { margin-top: 8px; }
.hub-nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 11px 9px 13px;
  border-radius: 10px;
  color: rgba(255,255,255,.78);
  text-decoration: none;
  font: 700 13px/1.3 var(--f-body);
  transition: background .15s, color .15s;
}
.hub-nav-item::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 3px;
  border-radius: 3px;
  background: var(--item-color, #fff);
  opacity: 0;
  transition: opacity .15s;
}
.hub-nav-item:hover { background: rgba(255,255,255,.1); color: #fff; }
.hub-nav-item:hover::before { opacity: 1; }
.hub-nav-item:focus-visible {
  outline: 2px solid #fff;
  outline-offset: -2px;
  background: rgba(255,255,255,.12);
  color: #fff;
}
.hub-nav-item-icon {
  flex-shrink: 0;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 9px;
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.92);
  transition: background .15s, color .15s;
}
.hub-nav-item:hover .hub-nav-item-icon { background: var(--item-color, #fff); color: #06232f; }
.hub-nav-item-icon svg { width: 15px; height: 15px; }
.hub-nav-item-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.hub-sidebar-foot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  margin-top: 10px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hub-sidebar-lang {
  width: 100%;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px;
  border-radius: 9px;
  border: 1px solid rgba(255,255,255,.24);
  background: rgba(255,255,255,.05);
  color: #fff;
  font: 700 12px/1 var(--f-body);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.hub-sidebar-lang:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.4); }
.hub-sidebar-lang:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.hub-install-button svg {
  width: 15px;
  height: 15px;
  flex: 0 0 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hub-lang-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 3px;
  border-radius: 10px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.18);
}
.hub-lang-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 7px 6px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: rgba(255,255,255,.55);
  font: 800 11px/1 var(--f-body);
  letter-spacing: .02em;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.hub-lang-btn img { display: block; border-radius: 2px; }
.hub-lang-btn:hover { color: rgba(255,255,255,.85); }
.hub-lang-btn.is-active { background: rgba(255,255,255,.16); color: #fff; }
.hub-lang-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

/* ── MAIN ── */
.hub-main {
  flex: 1;
  min-width: 0;
  position: relative;
  background:
    radial-gradient(ellipse 900px 320px at 15% -10%, rgba(0,119,163,.07), transparent 60%);
}
.hub-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 44px 28px 60px;
  position: relative;
}

/* 좁은 화면에서는 사이드바가 상단 가로 바로 접힘 */
@media (max-width: 767px) {
  .hub-shell { flex-direction: column; }
  .hub-sidebar {
    position: sticky;
    top: 0;
    z-index: 10;
    width: 100%;
    height: auto;
    min-height: calc(50px + var(--hub-safe-top));
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: calc(7px + var(--hub-safe-top)) calc(12px + var(--hub-safe-right)) 7px calc(12px + var(--hub-safe-left));
    overflow: visible;
  }
  .hub-sidebar-brand { padding: 0; margin: 0; border: none; }
  .hub-sidebar-brand img { width: 30px; height: 30px; border-radius: 8px; }
  .hub-sidebar-brand-text { display: none; }
  .hub-nav-label { display: none; }
  /* 도구 메뉴는 본문의 카드 그리드가 이미 같은 목록을 훨씬 큼직하게 보여주므로,
     좁은 화면에서 로고와 승인 대기 버튼 사이에 끼어 거의 안 보이던 가로 스크롤
     메뉴는 없앤다(중복 + 시인성/조작성 저하). 상단 바는 로고 + 계정 컨트롤만. */
  .hub-nav { display: none; }
  .hub-sidebar-foot { flex-direction: row; padding: 0; margin: 0; border: none; flex-shrink: 0; gap: 6px; }
  .hub-sidebar-lang { width: auto; min-height: 36px !important; padding: 0 10px; }
  .hub-install-button { width:36px;padding:0; }
  .hub-install-label { display:none; }
  .hub-lang-btn { width: 28px; height: 30px; min-height: 30px !important; padding: 0; }
  .hub-lang-btn span { display: none; }
  .hub-lang-toggle { height: 36px; gap: 2px; padding: 2px; }
  .hub-wrap { padding: 24px calc(16px + var(--hub-safe-right)) calc(60px + var(--hub-safe-bottom)) calc(16px + var(--hub-safe-left)); }
}

.hub-kicker {
  margin: 0 0 8px;
  font: 800 10.5px/1 var(--f-body);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue-lt);
}
.hub-title { margin: 0; font: 800 26px/1.25 var(--f-body); color: var(--text); letter-spacing: -.015em; }
.hub-subtitle { margin: 8px 0 30px; font-size: 13.5px; color: var(--mid); line-height: 1.6; }

/* ── CARD GRID ── */
.hub-groups { display: flex; flex-direction: column; gap: 30px; }
.hub-group-label { margin: 0 0 12px; font: 800 12px/1 var(--f-body); letter-spacing: .12em; text-transform: uppercase; color: var(--mid); }
.hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 560px) {
  .hub-grid { grid-template-columns: 1fr 1fr; }
  .hub-grid > a:last-child:nth-child(odd) { grid-column: 1 / -1; }
}

.hub-card {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 20px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--card);
  text-decoration: none;
  color: inherit;
  box-shadow: 0 2px 12px -8px rgba(16,42,56,.12);
  transition: transform .24s cubic-bezier(.22,.8,.25,1), box-shadow .24s cubic-bezier(.22,.8,.25,1), border-color .24s ease;
  animation: hub-card-in .45s ease backwards;
}
.hub-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(160px 110px at 105% -10%, color-mix(in srgb, var(--tool-color, var(--blue)) 14%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity .28s ease;
  pointer-events: none;
}
.hub-card:hover::after { opacity: 1; }
.hub-grid > a:nth-child(1) { animation-delay: .02s; }
.hub-grid > a:nth-child(2) { animation-delay: .07s; }
.hub-grid > a:nth-child(3) { animation-delay: .12s; }
.hub-grid > a:nth-child(4) { animation-delay: .17s; }
.hub-grid > a:nth-child(5) { animation-delay: .22s; }
@keyframes hub-card-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.hub-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--tool-color, var(--blue)) 55%, var(--border));
  box-shadow: 0 18px 34px -14px color-mix(in srgb, var(--tool-color, var(--blue)) 40%, rgba(16,42,56,.28));
}
.hub-card:focus-visible {
  outline: 2px solid var(--tool-color, var(--blue));
  outline-offset: 2px;
}
.hub-card-title-row { display: flex; align-items: center; gap: 8px; }
.hub-card-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0,79,104,.08);
  background: color-mix(in srgb, var(--tool-color, var(--blue)) 12%, white);
  color: var(--tool-color, var(--blue));
  font: 800 9.5px/1.6 var(--f-body);
  letter-spacing: -.005em;
  white-space: nowrap;
}
.hub-card-alert {
  flex-shrink: 0; min-width: 18px; height: 18px; padding: 0 6px; border-radius: 999px;
  background: #d64545; color: #fff; font: 800 11px/18px var(--f-body); text-align: center;
}
.hub-card-icon {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  background: rgba(0,79,104,.08);
  background: linear-gradient(140deg, color-mix(in srgb, var(--tool-color, var(--blue)) 18%, white), color-mix(in srgb, var(--tool-color, var(--blue)) 6%, white));
  border: 1px solid rgba(0,79,104,.14);
  border: 1px solid color-mix(in srgb, var(--tool-color, var(--blue)) 20%, white);
  box-shadow: 0 3px 8px -3px color-mix(in srgb, var(--tool-color, var(--blue)) 30%, transparent);
  color: var(--tool-color, var(--blue));
  transition: transform .24s cubic-bezier(.22,.8,.25,1), box-shadow .24s ease;
}
.hub-card:hover .hub-card-icon {
  transform: scale(1.07) rotate(-2deg);
  box-shadow: 0 6px 14px -4px color-mix(in srgb, var(--tool-color, var(--blue)) 45%, transparent);
}
.hub-card-body { position: relative; z-index: 1; flex: 1; min-width: 0; padding-top: 1px; }
.hub-card-title { margin: 0 0 4px; font: 800 15px/1.3 var(--f-body); color: var(--text); letter-spacing: -.005em; transition: color .2s ease; }
.hub-card:hover .hub-card-title { color: var(--tool-color, var(--blue)); }
.hub-card-desc { margin: 0; font-size: 12px; line-height: 1.55; color: var(--mid); }
.hub-card-arrow {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: flex;
  color: var(--light);
  margin-top: 13px;
  transition: transform .24s cubic-bezier(.22,.8,.25,1), color .2s ease;
}
.hub-card:hover .hub-card-arrow { transform: translateX(4px); color: var(--tool-color, var(--blue)); }

.hub-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 30px 0 0;
  padding: 14px 16px;
  border-radius: 12px;
  border-left: 3px solid var(--blue-lt);
  background: #eef4f6;
  color: var(--mid);
  font-size: 12px;
  line-height: 1.65;
}
.hub-note svg { flex-shrink: 0; margin-top: 1px; color: var(--blue-lt); }

@media (prefers-reduced-motion: reduce) {
  .hub-card,
  .hub-install-card { animation: none; }
}

/* ── LOGIN 보조 링크 버튼 (이메일 ↔ 비밀번호 전환) ── */
.login-link-btn {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 8px;
  border: none;
  background: transparent;
  color: var(--auth-blue, var(--blue));
  font: 700 12.5px/1 var(--f-body);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.login-link-btn:hover { opacity: .75; }
.login-link-btn-sub {
  color: var(--light, #8fa8b8);
  font-weight: 600;
  margin-top: 6px;
}

/* ── 승인 대기 배지 ── */
.hub-pending-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font: 800 10px/1 var(--f-body);
}
.hub-pending-badge.hidden { display: none; }

/* ── 승인 대기 모달 ── */
.hub-pending-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10,24,32,.5);
  padding: calc(20px + var(--hub-safe-top)) calc(20px + var(--hub-safe-right)) calc(20px + var(--hub-safe-bottom)) calc(20px + var(--hub-safe-left));
}
.hub-pending-overlay.hidden { display: none; }
.hub-pending-card {
  width: 100%;
  max-width: 440px;
  max-height: 80vh;
  overflow-y: auto;
  background: #fff;
  border-radius: 18px;
  padding: 20px;
}
.hub-pending-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.hub-pending-head p { margin: 0; font: 800 15px/1.3 var(--f-body); color: var(--text); }
.hub-modal-close {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  border: none; background: var(--bg); color: var(--mid); cursor: pointer;
}

/* ── 앱 설치 안내 ── */
.hub-install-overlay {
  position: fixed;
  inset: 0;
  z-index: 760;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(20px + var(--hub-safe-top)) calc(20px + var(--hub-safe-right)) calc(20px + var(--hub-safe-bottom)) calc(20px + var(--hub-safe-left));
  background: rgba(10,24,32,.55);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}
.hub-install-overlay.hidden { display:none; }
.hub-install-card {
  position: relative;
  width: min(100%, 360px);
  padding: 30px 26px 24px;
  border: 1px solid rgba(0,79,104,.12);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(0,30,44,.25);
  text-align: center;
  animation: hub-install-in .24s cubic-bezier(.22,1,.36,1);
}
.hub-install-close { position:absolute;top:14px;right:14px; }
.hub-install-icon {
  display: block;
  width: 68px;
  height: 68px;
  margin: 4px auto 16px;
  border-radius: 18px;
  box-shadow: 0 9px 24px rgba(0,79,104,.2);
}
.hub-install-card h2 { margin:0;color:var(--text);font:800 19px/1.35 var(--f-body); }
.hub-install-card p { margin:10px 0 20px;color:var(--mid);font-size:13px;line-height:1.75;word-break:keep-all; }
.hub-install-confirm {
  width:100%;
  min-height:42px;
  border:0;
  border-radius:11px;
  background:var(--blue);
  color:#fff;
  font:800 13px/1 var(--f-body);
  cursor:pointer;
}
.hub-install-confirm:hover { background:var(--blue-lt); }
.hub-install-confirm:focus-visible { outline:3px solid rgba(0,119,163,.25);outline-offset:2px; }
@keyframes hub-install-in {
  from { opacity:0;transform:translateY(12px) scale(.98); }
  to { opacity:1;transform:none; }
}
.hub-pending-empty { margin: 24px 0; text-align: center; color: var(--light); font-size: 13px; }
.hub-pending-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px;
  margin-bottom: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
}
.hub-pending-email { margin: 0; font: 700 13px/1.4 var(--f-body); color: var(--text); word-break: break-all; }
.hub-pending-role { margin: 2px 0 0; font-size: 11.5px; color: var(--mid); }
.hub-pending-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; flex-wrap: wrap; }
.hub-pending-role-select {
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font: 700 11.5px/1 var(--f-body);
  color: var(--text);
  background: #fff;
  cursor: pointer;
}
.hub-pending-approve, .hub-pending-reject {
  padding: 7px 12px;
  border-radius: 8px;
  border: none;
  font: 800 11.5px/1 var(--f-body);
  cursor: pointer;
}
.hub-pending-approve { background: var(--blue); color: #fff; }
.hub-pending-approve:hover { background: var(--blue-lt); }
.hub-pending-reject { background: var(--bg); color: var(--mid); }
.hub-pending-reject:hover { background: var(--border); }

/* ── 토스트 ── */
.hub-toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%) translateY(20px);
  z-index: 700;
  padding: 11px 18px;
  border-radius: 999px;
  background: var(--text);
  color: #fff;
  font: 700 12.5px/1 var(--f-body);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  white-space: nowrap;
  max-width: calc(100vw - 40px);
  overflow: hidden;
  text-overflow: ellipsis;
}
.hub-toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.hub-toast.is-error { background: var(--accent); }