/* ==========================================================================
   shell — 화면 틀: 하단 탭 바, 공통 화면 머리, 토스트, 태그, 접힘 섹션, 빈 상태
   ========================================================================== */

.app { min-height: 100dvh; }
.views { padding-bottom: calc(var(--nav-h) + env(safe-area-inset-bottom)); }

/* 지도가 아닌 화면: 가운데 정렬된 한 열 */
.view:not(.view--map) {
  max-width: 1100px;
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top) + 28px) var(--margin) 48px;
}
.view__head { margin-bottom: 24px; }
.view__title { font-size: var(--fs-title); font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
.view__sub { margin-top: 6px; max-width: 60ch; color: var(--muted); font-size: 15px; line-height: 1.55; }

/* ---- 하단 탭 바: 지도 · 연표 · 분석 · 설정 ---- */
.tabbar {
  position: fixed; inset: auto 0 0 0; z-index: 50;   /* 시트보다 위: 시트는 탭 바 뒤로 내려간다 */
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--paper);
  border-top: 1px solid var(--border);
  transition: background-color var(--dur) var(--ease-out), border-color var(--dur);
}
.tabbar__inner {
  display: grid; grid-template-columns: repeat(4, 1fr);
  max-width: 520px; height: var(--nav-h); margin: 0 auto;
}
.tabbar__item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  min-height: 44px; color: var(--faint); text-decoration: none;
  font-size: var(--fs-small); font-weight: 500;
  transition: color 160ms var(--ease-out);
}
.tabbar__item .icon { width: 22px; height: 22px; }
.tabbar__item:hover { color: var(--ink); }
.tabbar__item[aria-current="page"] { color: var(--ink); font-weight: 600; }
.tabbar__item[aria-current="page"] .icon { stroke-width: 1.9; }

/* ---- 태그 (상태 표시): 옅은 바탕 + 같은 색 진한 글자 ---- */
.tag {
  flex: none; display: inline-flex; align-items: center;
  height: 22px; padding: 0 8px; border-radius: 4px;
  font-size: 12px; font-weight: 500; white-space: nowrap;
}
.tag--planned { background: rgb(var(--accent-rgb) / 0.16); color: color-mix(in srgb, var(--accent) 70%, var(--ink)); }
.tag--wishlist { background: var(--raised); color: var(--muted); }

/* ---- 접힘/펼침 섹션 (기록 폼) ---- */
.disclosure { border-top: 1px solid var(--rule); }
.disclosure__summary {
  display: flex; align-items: center; gap: 12px;
  min-height: 52px; cursor: pointer; list-style: none;
}
.disclosure__summary::-webkit-details-marker { display: none; }
.disclosure__title { flex: none; font-weight: 600; }
.disclosure__preview {
  flex: 1; min-width: 0; text-align: right; color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.disclosure__chev { flex: none; width: 18px; height: 18px; color: var(--faint); transition: transform 200ms var(--ease-out); }
.disclosure[open] .disclosure__chev { transform: rotate(90deg); }
.disclosure__body { display: grid; gap: 14px; padding: 2px 0 20px; }

/* ---- 토스트 ---- */
.toast {
  position: fixed; left: 50%; z-index: 60;
  bottom: calc(var(--nav-h) + env(safe-area-inset-bottom) + 16px);
  max-width: calc(100% - 32px); padding: 11px 16px; border-radius: var(--r-card);
  background: var(--ink); color: var(--paper); font-size: var(--fs-body); font-weight: 500;
  box-shadow: var(--shadow-toast);
  transform: translate(-50%, 8px); opacity: 0;
  transition: transform 220ms var(--ease-out), opacity 220ms var(--ease-out);
}
.toast.is-shown { transform: translate(-50%, 0); opacity: 1; }
.toast--error { background: var(--negative); color: #fff; }

/* ---- 빈 상태 · 시작 ---- */
.empty { display: grid; justify-items: start; gap: 16px; padding: 24px 0; color: var(--muted); max-width: 52ch; }
.empty-line { color: var(--muted); padding: 8px 0; }
.boot-msg { display: grid; justify-items: center; gap: 16px; padding: 38vh 24px 0; color: var(--muted); text-align: center; }

/* ---- 지역 실루엣 (썸네일) ---- */
.glyph {
  flex: none; display: inline-grid; place-items: center;
  background: var(--raised); border-radius: var(--r-control); overflow: hidden;
}
.glyph svg { width: 78%; height: 78%; }
.glyph path { fill: rgb(var(--accent-rgb) / 0.85); stroke: none; }
.glyph--outline path { fill: none; stroke: var(--muted); stroke-width: 1px; vector-effect: non-scaling-stroke; }

/* ---- 로그인 관문 ---- */
.gate {
  position: fixed; inset: 0; z-index: 80;
  display: grid; place-items: center; padding: 24px var(--margin);
  background: var(--paper); overflow-y: auto;
}
body.is-gated .views, body.is-gated .tabbar, body.is-gated .sheet { visibility: hidden; }
.gate__card { width: 100%; max-width: 360px; display: grid; gap: 14px; }
.gate__mark { width: 56px; height: 56px; color: var(--ink); margin-bottom: 4px; }
.gate__dot { fill: rgb(var(--accent-rgb) / 0.6); }
.gate__title { font-size: var(--fs-title); font-weight: 700; letter-spacing: -0.01em; }
.gate__tagline { color: var(--muted); margin-top: -8px; }
.gate__reason { padding: 12px 14px; border-radius: var(--r-card); background: var(--raised); color: var(--ink); }
.gate__offline { color: var(--negative); }
.gate__browse { justify-self: center; margin-top: 4px; color: var(--muted); }
.login-form .btn--primary { width: 100%; }
.login-form .set-form__row .btn--primary { width: auto; min-width: 120px; }

/* ---- 지도 위 '예시 · 로그인' ---- */
.sample-pill {
  position: absolute; z-index: 6; left: var(--margin); top: calc(env(safe-area-inset-top) + 16px);
  display: inline-flex; align-items: center; gap: 6px;
  height: 36px; padding: 0 12px 0 6px; border-radius: var(--r-pill);
  background: var(--surface); border: 1px solid var(--border);
  font-size: 13px; font-weight: 600; color: var(--ink);
}
.sample-pill__tag { padding: 2px 8px; border-radius: var(--r-pill); background: var(--raised); color: var(--muted); font-weight: 500; font-size: 12px; }
.sample-pill:hover { background: var(--raised); }
@media (max-width: 400px) {             /* 좁은 폰: 가운데 토글과 겹치지 않게 '로그인'만 */
  .sample-pill { padding: 0 12px; }
  .sample-pill__tag { display: none; }
}