/* SovrenAI Projects — Workspace Manager */
/* SovrenAI Design Standard v1.0: light only, IBM Plex Sans, blue/green/amber */

:root {
  --bg: #FAFAFA; --white: #FFFFFF; --text: #111111; --muted: #666666;
  --border: rgba(0, 0, 0, 0.08); --accent: #2563EB; --green: #7dba7d; --green-bg: #1a2e1a;
  --red: #c96b6b; --red-bg: #2e1a1a; --amber: #D97706; --amber-bg: #2e2a1a;
  --ui: 'IBM Plex Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--ui); font-size: 14px; background: var(--bg); color: var(--text); height: 100vh; display: flex; flex-direction: column; }

/* ── Topbar ── */
.topbar { height: 48px; background: var(--white); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 20px; flex-shrink: 0; }
.brand { font-size: 15px; font-weight: 600; } .brand span { color: var(--muted); font-weight: 400; margin-left: 6px; font-size: 13px; }
.top-right { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.nav-btn { padding: 6px 14px; background: var(--white); border: 1px solid var(--border); border-radius: 6px; font-size: 12px; color: var(--muted); cursor: pointer; text-decoration: none; font-family: var(--ui); }
.nav-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Layout ── */
.main { flex: 1; display: flex; overflow: hidden; }

/* ── Left: Project list ── */
.panel-list { width: 320px; background: var(--white); border-right: 1px solid var(--border); display: flex; flex-direction: column; flex-shrink: 0; }
.panel-header { padding: 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.panel-header h2 { font-size: 14px; font-weight: 600; }
.new-btn { margin-left: auto; padding: 6px 14px; background: var(--accent); color: white; border: none; border-radius: 6px; font-size: 12px; cursor: pointer; font-family: var(--ui); font-weight: 500; }
.new-btn:hover { filter: brightness(1.1); }
.search-bar { padding: 8px 16px; border-bottom: 1px solid var(--border); }
.search-bar input { width: 100%; padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 12px; outline: none; font-family: var(--ui); background: var(--bg); }
.search-bar input:focus { border-color: var(--accent); }
.project-list { flex: 1; overflow-y: auto; padding: 8px; }
.project-card { padding: 12px 14px; border-radius: 8px; cursor: pointer; border: 1px solid transparent; margin-bottom: 4px; transition: background 0.15s; }
.project-card:hover { background: var(--bg); }
.project-card.active { border-color: var(--accent); background: rgba(37, 99, 235, 0.04); }
.project-title { font-size: 14px; font-weight: 500; }
.project-desc { font-size: 11px; color: var(--muted); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.project-meta { font-size: 11px; color: var(--muted); margin-top: 4px; display: flex; gap: 8px; }
.role-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-right: 4px; }
.role-dot.owner { background: var(--accent); }
.role-dot.editor { background: var(--green); }
.role-dot.viewer { background: var(--muted); }
.project-empty { color: var(--muted); text-align: center; padding: 40px 20px; font-size: 13px; line-height: 1.6; }
.loading-skeleton { padding: 12px 14px; margin-bottom: 4px; }
.loading-skeleton .skel { height: 12px; background: var(--border); border-radius: 4px; margin-bottom: 6px; animation: pulse 1.4s ease-in-out infinite; }
.loading-skeleton .skel.w60 { width: 60%; }
.loading-skeleton .skel.w40 { width: 40%; }

/* ── Right: Detail ── */
.panel-detail { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.detail-header { padding: 20px 24px; border-bottom: 1px solid var(--border); background: var(--white); }
.detail-header h1 { font-size: 20px; font-weight: 600; margin-bottom: 4px; }
.detail-desc { color: var(--muted); font-size: 13px; }
.detail-stats { display: flex; gap: 20px; margin-top: 12px; }
.stat { font-size: 12px; color: var(--muted); } .stat strong { color: var(--text); font-size: 14px; }

/* Tabs */
.detail-tabs { display: flex; border-bottom: 1px solid var(--border); background: var(--white); padding: 0 24px; }
.tab-btn { padding: 10px 16px; border: none; background: none; font-size: 12px; font-weight: 500; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; font-family: var(--ui); }
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.detail-body { flex: 1; overflow-y: auto; padding: 20px 24px; }
.section-label { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin: 16px 0 8px; }
.section-label:first-child { margin-top: 0; }

/* Document cards */
.doc-card { display: flex; align-items: center; padding: 10px 12px; background: var(--white); border: 1px solid var(--border); border-radius: 6px; margin-bottom: 6px; cursor: pointer; transition: border-color 0.15s; }
.doc-card:hover { border-color: var(--accent); }
.doc-card-title { font-size: 13px; font-weight: 500; flex: 1; }
.doc-card-preview { font-size: 11px; color: var(--muted); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 400px; }
.doc-card-meta { font-size: 11px; color: var(--muted); }
.doc-card-badge { font-size: 10px; padding: 2px 6px; border-radius: 4px; background: var(--green); color: white; margin-left: 8px; }
.doc-card-remove { border: none; background: none; color: var(--muted); cursor: pointer; font-size: 14px; padding: 4px; margin-left: 8px; opacity: 0; transition: opacity 0.15s; }
.doc-card:hover .doc-card-remove { opacity: 1; }
.doc-card-remove:hover { color: var(--red); }

/* Members */
.member-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.member-name { font-size: 13px; flex: 1; }
.member-role { font-size: 11px; padding: 2px 8px; border-radius: 4px; border: 1px solid var(--border); color: var(--muted); font-weight: 500; }
.member-role.owner { border-color: var(--accent); color: var(--accent); background: rgba(37, 99, 235, 0.06); }
.member-role.editor { border-color: var(--green); color: var(--green); background: rgba(22, 163, 74, 0.06); }
.member-remove { border: none; background: none; color: var(--muted); cursor: pointer; font-size: 12px; opacity: 0; transition: opacity 0.15s; }
.member-row:hover .member-remove { opacity: 1; }
.member-remove:hover { color: var(--red); }

/* Activity */
.activity-item { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 12px; display: flex; gap: 8px; align-items: flex-start; }
.activity-icon { font-size: 14px; flex-shrink: 0; margin-top: 1px; }
.activity-content { flex: 1; }
.activity-action { font-weight: 500; }
.activity-detail { color: var(--muted); font-size: 11px; }
.activity-time { color: var(--muted); font-size: 10px; flex-shrink: 0; }

/* Settings */
.setting-row { padding: 12px 0; border-bottom: 1px solid var(--border); }
.setting-label { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.setting-input { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; outline: none; font-family: var(--ui); }
.setting-input:focus { border-color: var(--accent); }
.danger-zone { margin-top: 24px; padding: 16px; border: 1px solid var(--red); border-radius: 8px; background: var(--red-bg); }
.danger-zone h3 { font-size: 13px; color: var(--red); margin-bottom: 8px; }

/* Action bar */
.action-bar { padding: 12px 24px; border-top: 1px solid var(--border); background: var(--white); display: flex; gap: 8px; flex-wrap: wrap; }
.action-btn { padding: 8px 16px; border-radius: 6px; font-size: 12px; cursor: pointer; border: 1px solid var(--border); background: var(--white); color: var(--text); font-family: var(--ui); font-weight: 500; }
.action-btn:hover { border-color: var(--accent); color: var(--accent); }
.action-btn.primary { background: var(--accent); color: white; border-color: var(--accent); }
.action-btn.primary:hover { filter: brightness(1.1); }
.action-btn.green { background: var(--green); color: white; border-color: var(--green); }
.action-btn.amber { background: var(--amber); color: white; border-color: var(--amber); }
.action-btn.danger { color: var(--red); border-color: var(--red); }
.action-btn.danger:hover { background: var(--red); color: white; }

/* Detail empty */
.detail-empty { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--muted); font-size: 15px; flex-direction: column; gap: 8px; }

/* ── Modal ── */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.3); z-index: 500; align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal { background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 24px; width: 400px; max-width: 90vw; }
.modal h3 { font-size: 16px; margin-bottom: 16px; }
.modal-field { margin-bottom: 12px; }
.modal-field label { display: block; font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.modal-field input, .modal-field select, .modal-field textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; outline: none; font-family: var(--ui); }
.modal-field input:focus, .modal-field select:focus, .modal-field textarea:focus { border-color: var(--accent); }
.modal-field textarea { min-height: 60px; resize: vertical; }
.modal-btns { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.modal-btns button { padding: 8px 16px; border-radius: 6px; font-size: 12px; font-weight: 600; cursor: pointer; font-family: var(--ui); }
.modal-cancel { background: none; border: 1px solid var(--border); color: var(--muted); }
.modal-submit { background: var(--accent); border: none; color: white; }
.modal-submit.danger { background: var(--red); }
.template-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.template-card { padding: 10px; border: 1px solid var(--border); border-radius: 6px; cursor: pointer; font-size: 12px; transition: border-color 0.15s; }
.template-card:hover { border-color: var(--accent); }
.template-card.selected { border-color: var(--accent); background: rgba(37, 99, 235, 0.04); }
.template-card .tc-name { font-weight: 600; margin-bottom: 2px; }
.template-card .tc-desc { color: var(--muted); font-size: 11px; }

/* Toast */
#toast { position: fixed; top: 60px; right: 20px; padding: 10px 16px; background: var(--text); color: var(--white); border-radius: 6px; font-size: 12px; z-index: 600; opacity: 0; transition: opacity 0.3s; pointer-events: none; }
#toast.show { opacity: 1; }
#toast.error { background: var(--red); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
@media (max-width: 800px) { .panel-list { width: 100%; } .panel-detail { display: none; } }