/* ============================================================
   Library — hub + This Month's Sky. Depends on astro.css tokens.
   ============================================================ */
.lib-intro { color: var(--muted); font-size: 15px; max-width: 640px; margin: 6px 0 0; }

/* ---- hub ---- */
.lib-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); margin-top: 24px; }
.lib-card { display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--panel); min-height: 150px; position: relative; overflow: hidden; }
.lib-card .ico { font-size: 32px; }
.lib-card h2 { margin: 4px 0 0; font-size: 19px; font-weight: 750; }
.lib-card p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.5; }
a.lib-card { transition: .16s; }
a.lib-card:hover { transform: translateY(-3px); border-color: var(--border-2); box-shadow: var(--shadow); background: var(--panel-2); }
.lib-go { margin-top: auto; color: var(--accent-2); font-weight: 600; font-size: 14px; }
.lib-card.soon { opacity: .7; }

/* ---- back link ---- */
.lib-back { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.lib-back:hover { color: var(--text); }

/* ---- section ---- */
.tm-section { margin: 30px 0; }
.tm-head { display: flex; align-items: baseline; gap: 12px; margin: 0 0 14px; }
.tm-head h2 { font-size: 21px; margin: 0; font-weight: 750; }
.tm-head .meta { font-size: 12.5px; color: var(--faint); margin-left: auto; }

/* ---- moon strip ---- */
.tm-moon { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; padding: 20px 22px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--panel); }
.tm-moon-emoji { font-size: 56px; line-height: 1; }
.tm-moon-main .phase { font-size: 22px; font-weight: 750; }
.tm-moon-main .illum { color: var(--muted); font-size: 14px; }
.tm-moon-up { display: flex; flex-wrap: wrap; gap: 10px; margin-left: auto; }
.tm-moon-chip { background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 8px 13px; font-size: 13px; }
.tm-moon-chip .k { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: .4px; color: var(--faint); }
.tm-moon-chip .v { font-weight: 700; }

/* ---- top targets ---- */
.tm-targets { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); counter-reset: tgt; }
.tm-target { display: flex; align-items: flex-start; gap: 13px; padding: 14px 16px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--panel); text-decoration: none; transition: .15s; }
.tm-target:hover { transform: translateY(-2px); border-color: var(--border-2); background: var(--panel-2); }
.tm-target .rank { counter-increment: tgt; font-size: 20px; font-weight: 800; color: var(--accent-2); min-width: 26px; }
.tm-target .rank::before { content: counter(tgt); }
.tm-target .body { min-width: 0; }
.tm-target .name { font-weight: 650; color: var(--text); font-size: 15px; line-height: 1.3; }
.tm-target .sub { color: var(--muted); font-size: 12.5px; margin-top: 3px; }
.tm-target .typepill { display: inline-block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .3px; padding: 2px 7px; border-radius: 999px; margin-top: 6px; }
.typepill.dso { background: rgba(56,189,248,.16); color: var(--cool); }
.typepill.planet { background: rgba(52,211,153,.16); color: var(--good); }
.typepill.eclipse { background: rgba(139,92,246,.18); color: var(--accent-2); }
.typepill.meteor { background: rgba(251,146,60,.16); color: var(--warm); }
.typepill.external { background: var(--panel-2); color: var(--muted); }

/* ---- event/planet lists ---- */
.tm-list { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.tm-item { display: flex; gap: 12px; padding: 12px 15px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--panel); text-decoration: none; transition: .15s; }
.tm-item:hover { border-color: var(--border-2); background: var(--panel-2); }
.tm-item .date { flex: 0 0 auto; text-align: center; min-width: 46px; }
.tm-item .date .d { font-size: 19px; font-weight: 800; line-height: 1; color: var(--text); }
.tm-item .date .m { font-size: 10px; text-transform: uppercase; letter-spacing: .4px; color: var(--faint); }
.tm-item .t { color: var(--text); font-size: 14px; line-height: 1.35; }
.tm-item .t .src { display: block; color: var(--faint); font-size: 11px; margin-top: 3px; }

.tm-state { color: var(--faint); font-size: 14px; padding: 16px 0; }
.tm-loading { display: flex; align-items: center; gap: 10px; color: var(--muted); padding: 14px 0; }

/* ============================================================
   Messier catalog
   ============================================================ */
.ms-stats { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 4px; }
.ms-stat { font-size: 13px; color: var(--muted); background: var(--panel); border: 1px solid var(--border); border-radius: 999px; padding: 6px 13px; }
.ms-stat b { color: var(--text); font-weight: 750; }

.ms-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 22px 0 14px; }
.ms-search { flex: 1 1 220px; min-width: 180px; background: rgba(255,255,255,.05); border: 1px solid var(--border); border-radius: 10px; color: var(--text); padding: 9px 13px; font-size: 14px; outline: none; }
.ms-search:focus { border-color: var(--accent); }
.ms-search::placeholder { color: var(--faint); }
.ms-sort { background: rgba(255,255,255,.05); border: 1px solid var(--border); border-radius: 10px; color: var(--text); padding: 9px 11px; font-size: 13px; cursor: pointer; outline: none; }
.ms-sort:focus { border-color: var(--accent); }

.ms-filter-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 0 0 12px; }
.ms-filter-group { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.ms-filter-label { font-size: 11px; text-transform: uppercase; letter-spacing: .6px; color: var(--faint); font-weight: 700; margin-right: 4px; }
.ms-chip { font-size: 13px; font-weight: 600; color: var(--muted); background: var(--panel); border: 1px solid var(--border); border-radius: 999px; padding: 6px 13px; cursor: pointer; transition: .15s; }
.ms-chip:hover { color: var(--text); background: var(--panel-2); }
.ms-chip.active { color: #fff; background: linear-gradient(90deg, rgba(139,92,246,.32), rgba(56,189,248,.2)); border-color: var(--border-2); }
.ms-count { margin-left: auto; color: var(--faint); font-size: 13px; }

.ms-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.ms-card { display: flex; align-items: center; gap: 13px; text-align: left; padding: 13px 15px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--panel); cursor: pointer; transition: .15s; font-family: inherit; }
.ms-card:hover { transform: translateY(-2px); border-color: var(--border-2); background: var(--panel-2); }
.ms-icon { flex: 0 0 auto; width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; }
.ms-icon.big { width: 60px; height: 60px; border-radius: 14px; font-size: 30px; }
.ms-icon.galaxy { background: rgba(139,92,246,.18); }
.ms-icon.globular { background: rgba(251,191,36,.18); }
.ms-icon.open { background: rgba(56,189,248,.18); }
.ms-icon.nebula { background: rgba(244,114,182,.18); }
.ms-icon.other { background: var(--panel-2); }
.ms-card-body { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.ms-card-name { font-size: 14.5px; color: var(--text); line-height: 1.25; }
.ms-card-name b { color: var(--accent-2); margin-right: 2px; }
.ms-card-meta { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* modal */
.ms-modal { position: fixed; inset: 0; z-index: 100; background: rgba(4,7,14,.86); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); display: none; align-items: center; justify-content: center; padding: 24px; }
.ms-modal.open { display: flex; }
.ms-modal-sheet { position: relative; background: var(--bg-2); border: 1px solid var(--border-2); border-radius: 18px; width: min(520px, 100%); max-height: 88vh; overflow-y: auto; padding: 24px; box-shadow: var(--shadow); }
.ms-modal-close { position: absolute; top: 12px; right: 14px; background: rgba(10,15,26,.7); border: 1px solid var(--border-2); color: var(--text); width: 34px; height: 34px; border-radius: 50%; font-size: 19px; cursor: pointer; }
.ms-modal-close:hover { background: rgba(139,92,246,.4); }
.ms-modal-head { display: flex; gap: 15px; align-items: center; margin-bottom: 18px; }
.ms-modal-head h2 { margin: 0; font-size: 21px; font-weight: 750; }
.ms-modal-sub { color: var(--muted); font-size: 13.5px; margin-top: 3px; }
.ms-facts { display: grid; gap: 0; }
.ms-fact { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 9px 0; border-top: 1px solid var(--border); font-size: 14px; }
.ms-fact .k { color: var(--faint); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.ms-fact .v { color: var(--text); }
.ms-note { margin: 16px 0 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.ms-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.ms-link { font-size: 13px; font-weight: 600; color: var(--accent-2); background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px; text-decoration: none; }
.ms-link:hover { border-color: var(--border-2); color: var(--text); }

/* ============================================================
   Glossary
   ============================================================ */
.gl-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 20px 0 16px; }
.gl-search { flex: 1 1 240px; min-width: 180px; background: rgba(255,255,255,.05); border: 1px solid var(--border); border-radius: 10px; color: var(--text); padding: 10px 13px; font-size: 14px; outline: none; }
.gl-search:focus { border-color: var(--accent); }
.gl-search::placeholder { color: var(--faint); }
.gl-cats { display: flex; flex-wrap: wrap; gap: 6px; }
.gl-list { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.gl-item { padding: 15px 17px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--panel); }
.gl-term { font-size: 15.5px; font-weight: 700; color: var(--text); margin-bottom: 6px; display: flex; align-items: baseline; gap: 9px; flex-wrap: wrap; }
.gl-cat { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .4px; color: var(--accent-2); background: rgba(139,92,246,.16); border-radius: 999px; padding: 2px 8px; }
.gl-def { color: var(--muted); font-size: 13.5px; line-height: 1.55; }
.gl-term a { color: var(--accent-2); text-decoration: none; }
.gl-term a:hover { text-decoration: underline; }
.help-group { font-size: 18px; font-weight: 750; margin: 32px 0 12px; color: var(--text); }
.help-intro-card .legal h2:first-child { margin-top: 4px; }

/* ============================================================
   Observing guides (accordion)
   ============================================================ */
.guide { border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); margin-bottom: 14px; overflow: hidden; }
.guide > summary { list-style: none; cursor: pointer; -webkit-user-select: none; user-select: none; display: flex; align-items: center; gap: 14px; padding: 16px 18px; }
.guide > summary::-webkit-details-marker { display: none; }
.guide > summary:hover { background: var(--panel-2); }
.g-ico { font-size: 26px; line-height: 1; flex: 0 0 auto; }
.g-id { margin-right: auto; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.g-title { font-size: 17px; font-weight: 750; line-height: 1.2; }
.g-sub { font-size: 12.5px; color: var(--muted); }
.g-chev { color: var(--muted); transition: transform .2s ease; flex: 0 0 auto; }
.guide[open] .g-chev { transform: rotate(180deg); }
.guide-body { padding: 4px 20px 20px; color: var(--muted); font-size: 14.5px; line-height: 1.62; }
.guide-body p { margin: 0 0 12px; }
.guide-body h3 { color: var(--text); font-size: 15px; font-weight: 700; margin: 18px 0 8px; }
.guide-body ul, .guide-body ol { margin: 0 0 12px; padding-left: 22px; }
.guide-body li { margin-bottom: 6px; }
.guide-body b { color: var(--text); }
.guide-body em { color: var(--accent-2); font-style: normal; }
.guide-body a { color: var(--accent-2); }
.guide-body a:hover { text-decoration: underline; }
.guide-tip { background: rgba(56,189,248,.1); border: 1px solid rgba(56,189,248,.3); border-radius: 10px; padding: 11px 14px; font-size: 13.5px; color: var(--muted); margin: 14px 0 4px; }
.guide-tip b { color: var(--cool); }
.guide-warn { background: rgba(251,146,60,.1); border: 1px solid rgba(251,146,60,.4); border-radius: 10px; padding: 11px 14px; font-size: 13.5px; color: var(--muted); margin: 14px 0; }
.guide-warn b { color: var(--warm); }