/* ============================================================
   望遠鏡模擬 Telescope Simulator — EAU 暖色 · 主題感知
   ============================================================ */
.ts-page { padding: var(--space-lg) 0 var(--space-3xl); }
.ts-wrap { max-width: 1180px; margin: 0 auto; padding: 0 var(--space-lg); }

/* ── Header ── */
.ts-head { margin-bottom: var(--space-lg); }
.ts-head-left { display: flex; align-items: center; gap: var(--space-md); flex-wrap: wrap; }
.ts-back {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.78rem; color: var(--color-text-muted);
    padding: 5px 10px; border-radius: var(--radius-md);
    border: 1px solid var(--color-border); transition: all var(--transition-fast);
}
.ts-back:hover { color: var(--color-text); border-color: var(--color-text-muted); }
.ts-back svg { width: 14px; height: 14px; }
.ts-title { display: flex; align-items: center; gap: var(--space-sm); }
.ts-title svg { width: 22px; height: 22px; color: var(--color-accent); }
.ts-title h1 { font-size: 1.35rem; font-weight: var(--font-weight-bold); letter-spacing: -0.02em; }
.ts-sub { margin-top: 8px; color: var(--color-text-muted); font-size: 0.83rem; max-width: 620px; }

/* ── Main layout ── */
.ts-main { display: grid; grid-template-columns: 1fr; gap: var(--space-lg); }

.ts-mapcard, .ts-viscard {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-xl); box-shadow: var(--shadow-md);
    overflow: hidden;
}

/* ── Toolbar ── */
.ts-toolbar {
    display: flex; align-items: center; gap: var(--space-md);
    padding: var(--space-md); border-bottom: 1px solid var(--color-border-subtle);
    flex-wrap: wrap;
}
.ts-tool-group { display: flex; align-items: center; gap: var(--space-sm); }
.ts-tool-label {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.72rem; font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em;
}
.ts-tool-label svg { width: 13px; height: 13px; }

.ts-panel-toggle {
    display: flex; align-items: center; gap: var(--space-sm);
    margin-left: auto; padding: 7px 12px;
    background: var(--color-surface-elevated); border: 1px solid var(--color-border);
    border-radius: var(--radius-md); color: var(--color-text-secondary);
    font-size: 0.8rem; font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast); font-family: var(--font-primary);
}
.ts-panel-toggle:hover { color: var(--color-text); border-color: var(--color-text-muted); }
.ts-panel-toggle svg:first-child { width: 15px; height: 15px; color: var(--color-accent); }
.ts-toggle-summary {
    color: var(--color-text-muted); font-size: 0.72rem;
    padding-left: var(--space-sm); border-left: 1px solid var(--color-border);
    font-variant-numeric: tabular-nums;
}
.ts-chevron { width: 14px; height: 14px; transition: transform var(--transition-fast); }
.ts-panel-toggle[aria-expanded="true"] .ts-chevron { transform: rotate(180deg); }

/* ── Collapsible instrument panel ── */
.ts-panel {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border-subtle);
    background: var(--color-surface-elevated);
}
.ts-panel.is-collapsed { display: none; }

.ts-cp-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-sm);
}
.ts-cp-card {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); padding: var(--space-sm) var(--space-md) var(--space-md);
}
.ts-cp-title {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.78rem; font-weight: var(--font-weight-semibold);
    color: var(--color-text); padding-bottom: var(--space-sm);
    margin-bottom: var(--space-sm); border-bottom: 1px solid var(--color-border-subtle);
}
.ts-cp-title svg { width: 14px; height: 14px; color: var(--color-accent); }

.ts-cp-fields { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
.ts-field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.ts-field-full { grid-column: 1 / -1; }
.ts-field label {
    font-size: 0.68rem; color: var(--color-text-muted); font-weight: var(--font-weight-medium);
}

/* ── Inputs / selects ── */
.ts-field input, .ts-select {
    width: 100%; padding: 6px 8px;
    background: var(--color-surface-elevated); color: var(--color-text);
    border: 1px solid var(--color-border); border-radius: var(--radius-sm);
    font-size: 0.8rem; font-family: var(--font-primary);
    transition: border-color var(--transition-fast); min-width: 0;
}
.ts-select {
    background: var(--color-surface-elevated); cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23918da5' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat: no-repeat; background-position: right 6px center;
    padding-right: 24px;
}
.ts-field input:focus, .ts-select:focus {
    outline: none; border-color: var(--color-accent);
}
.ts-toolbar .ts-select { min-width: 160px; font-size: 0.8rem; padding: 6px 24px 6px 8px; }

.ts-inline { display: flex; align-items: center; gap: 6px; }
.ts-inline input { flex: 1; }
.ts-sep { color: var(--color-text-muted); font-size: 0.8rem; flex-shrink: 0; }

.ts-btn {
    padding: 6px 12px; background: var(--color-accent); color: var(--color-accent-text);
    border-radius: var(--radius-sm); font-size: 0.76rem; font-weight: var(--font-weight-medium);
    font-family: var(--font-primary); white-space: nowrap; transition: background var(--transition-fast);
}
.ts-btn:hover { background: var(--color-accent-hover); }
.ts-btn-block { width: 100%; text-align: center; }

/* ── Info row ── */
.ts-info-row {
    display: flex; flex-wrap: wrap; gap: var(--space-md);
    margin-top: var(--space-md); padding: var(--space-sm) var(--space-md);
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}
.ts-info { display: flex; flex-direction: column; gap: 1px; }
.ts-info-k { font-size: 0.64rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.ts-info-v { font-size: 0.86rem; font-weight: var(--font-weight-semibold); color: var(--color-accent); font-variant-numeric: tabular-nums; }

/* ── Tile centers ── */
.ts-tiles { margin-top: var(--space-sm); }
.ts-tiles-head {
    display: flex; align-items: center; justify-content: space-between;
    cursor: pointer; padding: 6px 8px; border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.ts-tiles-head:hover { background: var(--color-surface); }
.ts-tiles-head .ts-chevron { transition: transform var(--transition-fast); }
.ts-tiles-head .ts-chevron.is-open { transform: rotate(180deg); }
.ts-tiles-body {
    margin-top: 6px; display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 4px; max-height: 160px; overflow-y: auto;
}
.ts-tiles-body.is-collapsed { display: none; }
.ts-tile-item {
    font-size: 0.7rem; color: var(--color-text-secondary);
    font-variant-numeric: tabular-nums; padding: 4px 8px;
    background: var(--color-surface); border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-sm);
}
.ts-tile-item b { color: var(--color-accent); }

/* ── Sky map viewport ── */
/* isolate: keep the absolutely-positioned FOV overlay's z-index contained
   inside the map, so it can never paint above the sticky navbar. */
.ts-mapviewport { position: relative; height: 560px; background: #05040c; isolation: isolate; }
#aladin-lite-div { width: 100%; height: 100%; }
.ts-loading {
    position: absolute; inset: 0; display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: var(--space-md);
    color: rgba(255,255,255,0.7); font-size: 0.85rem; z-index: 5;
}
.ts-spinner {
    width: 36px; height: 36px; border-radius: 50%;
    border: 3px solid rgba(243,159,90,0.2); border-top-color: var(--color-accent);
    animation: ts-spin 0.8s linear infinite;
}
@keyframes ts-spin { to { transform: rotate(360deg); } }

/* ── Live visibility card ── */
.ts-vis-head {
    display: flex; align-items: center; justify-content: space-between; gap: var(--space-md);
    padding: var(--space-md); border-bottom: 1px solid var(--color-border-subtle); flex-wrap: wrap;
}
.ts-vis-title { display: flex; align-items: center; gap: var(--space-sm); }
.ts-vis-title svg { width: 17px; height: 17px; color: var(--color-accent); }
.ts-vis-title h3 { font-size: 0.95rem; font-weight: var(--font-weight-semibold); }
.ts-vis-controls { display: flex; align-items: center; gap: var(--space-md); flex-wrap: wrap; }
.ts-vis-controls .ts-select { min-width: 140px; }
.ts-vis-coord {
    font-size: 0.76rem; color: var(--color-text-secondary);
    font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}
.ts-vis-plot { height: 300px; padding: var(--space-sm); position: relative; }
.ts-vis-placeholder {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    color: var(--color-text-muted); font-size: 0.82rem;
}

/* ── Toast ── */
.ts-toast {
    position: fixed; bottom: var(--space-lg); left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; gap: var(--space-sm); z-index: 2000;
    pointer-events: none;
}
.ts-toast-item {
    padding: 10px 18px; border-radius: var(--radius-md);
    background: var(--color-surface-elevated); color: var(--color-text);
    border: 1px solid var(--color-border); box-shadow: var(--shadow-lg);
    font-size: 0.82rem; animation: ts-toast-in 0.3s ease;
}
.ts-toast-item.out { animation: ts-toast-out 0.3s ease forwards; }
.ts-toast-warning { border-left: 3px solid var(--color-amber); }
.ts-toast-error { border-left: 3px solid var(--color-rose); }
@keyframes ts-toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes ts-toast-out { to { opacity: 0; transform: translateY(10px); } }

/* ── Responsive ── */
@media (max-width: 900px) {
    .ts-cp-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .ts-wrap { padding: 0 var(--space-md); }
    .ts-mapviewport { height: 420px; }
    .ts-panel-toggle { margin-left: 0; width: 100%; }
    .ts-toggle-summary { margin-left: auto; }
}
@media (max-width: 560px) {
    .ts-cp-grid { grid-template-columns: 1fr; }
    .ts-toolbar { flex-direction: column; align-items: stretch; }
    .ts-tool-group { justify-content: space-between; }
    .ts-toolbar .ts-select { flex: 1; }
}