/* ===== INFO PANEL ===== */
.app.info-open { grid-template-columns: var(--rail-w) var(--list-w) minmax(0, 1fr); }
@keyframes panelIn { from { transform: translateX(22px); } to { transform: none; } }
.info-panel {
  background: var(--bg); height: 100%;
  display: flex; flex-direction: column; animation: panelIn .22s cubic-bezier(.2,.8,.2,1);
  position: fixed; top: 0; right: 0; bottom: 0; width: min(var(--panel-w), 92vw); z-index: 60; box-shadow: var(--shadow-lg);
}
.info-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 12px 12px 18px; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.info-body { flex: 1; min-height: 0; }
.info-top { display: flex; flex-direction: column; align-items: center; padding: 26px 20px 16px; text-align: center; }
.info-quick { display: flex; gap: 8px; margin-top: 20px; width: 100%; }
.info-quick-btn { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 4px; border-radius: var(--r-md); background: var(--surface-2); color: var(--primary-strong); font-size: 11.5px; font-weight: 600; transition: background .14s, transform .08s; }
[data-theme="dark"] .info-quick-btn { color: var(--primary-bright); }
.info-quick-btn span { color: var(--text-2); }
.info-quick-btn:hover { background: var(--surface-3); }
.info-quick-btn:active { transform: scale(.96); }

.info-sec { padding: 0 20px 12px; }
.info-desc { font-size: 13.5px; color: var(--text-2); line-height: 1.5; padding: 14px 16px; background: var(--surface-2); border-radius: var(--r-md); }

.info-list { display: flex; flex-direction: column; gap: 1px; padding: 8px 8px; border-top: 8px solid var(--bg-tint); }
.info-row { display: flex; align-items: center; gap: 13px; width: 100%; padding: 11px 12px; border-radius: var(--r-sm); transition: background .12s; cursor: pointer; user-select: none; }
.info-row:hover { background: var(--surface-2); }
.info-row-ic { width: 24px; flex-shrink: 0; }
.info-row.danger { color: var(--danger); }
.info-row.danger:hover { background: color-mix(in oklab, var(--danger) 10%, transparent); }

.info-tabs { display: flex; gap: 0; padding: 0 14px; border-top: 8px solid var(--bg-tint); border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--bg); z-index: 2; }
.info-tab { flex: 1; padding: 13px 4px; font-size: 13.5px; font-weight: 700; color: var(--text-3); position: relative; transition: color .14s; }
.info-tab.on { color: var(--primary-strong); }
[data-theme="dark"] .info-tab.on { color: var(--primary-bright); }
.info-tab.on::after { content: ''; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 2.5px; border-radius: 3px 3px 0 0; background: var(--primary); }
.info-tab-body { min-height: 200px; }

.member-row { display: flex; align-items: center; gap: 11px; padding: 8px 10px; border-radius: var(--r-sm); transition: background .12s; }
.member-row:hover { background: var(--surface-2); }

.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }

.info-scrim { position: fixed; inset: 0; background: oklch(0.2 0.02 220 / .32); z-index: 55; animation: fadeIn .2s; }
@media (min-width: 1100px) { .info-scrim { display: none; } }

/* info sub-views (pinned / encryption / add member) */
.info-subview { position: absolute; inset: 0; background: var(--bg); z-index: 4; display: flex; flex-direction: column; animation: panelIn .2s cubic-bezier(.2,.8,.2,1); }
.pinned-card { display: flex; gap: 10px; align-items: flex-start; padding: 11px 12px; border-radius: var(--r-md); background: var(--surface-2); }
.pinned-card .reply-name { font-size: 12.5px; }
.enc-hero { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 20px; border-radius: var(--r-lg); background: color-mix(in oklab, var(--success) 8%, var(--surface)); box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--success) 20%, transparent); }
.enc-fp { font-size: 13px; letter-spacing: .04em; padding: 12px 14px; border-radius: var(--r-md); background: var(--surface-2); color: var(--text); word-spacing: 2px; line-height: 1.7; }
.info-added { padding: 8px 16px; font-size: 12px; color: var(--success); font-weight: 600; }
.info-flash { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 8; display: inline-flex; align-items: center; gap: 7px; padding: 8px 15px; border-radius: 99px; background: var(--text); color: var(--bg); font-size: 12.5px; font-weight: 600; box-shadow: var(--shadow-lg); animation: flashIn .2s; white-space: nowrap; }

/* wide screens: panel becomes a real 4th column */
@media (min-width: 1100px) {
  .app.info-open { grid-template-columns: var(--rail-w) var(--list-w) minmax(0, 1fr) var(--panel-w); }
  .info-panel { position: relative; width: auto; min-width: 0; box-shadow: none; border-left: 1px solid var(--border); z-index: 1; }
}
@media (max-width: 760px) {
  .info-panel { width: 100%; border-left: none; }
}