/* meshd — modern dark dashboard (mobile-first) */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, 'Inter', 'Segoe UI', system-ui, sans-serif;
    background: #0a0e14; color: #d1d5db;
    padding: 0; line-height: 1.6;
    padding-top: 90px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
}

/* ── Color System ── */
:root {
    --bg-primary: #0a0e14;
    --bg-surface: #131820;
    --bg-elevated: #1a2030;
    --bg-hover: #1e2738;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --text-primary: #e8ecf1;
    --text-secondary: #8893a4;
    --text-tertiary: #5a6578;
    --accent: #5b9cf6;
    --accent-dim: rgba(91, 156, 246, 0.15);
    --green: #4cce7f;
    --green-dim: rgba(76, 206, 127, 0.15);
    --yellow: #e5a735;
    --yellow-dim: rgba(229, 167, 53, 0.15);
    --red: #ef6b6b;
    --red-dim: rgba(239, 107, 107, 0.15);
    --purple: #a78bfa;
    --purple-dim: rgba(167, 139, 250, 0.15);
    --pink: #f472b6;
    --mono: 'SF Mono', 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

/* ── Navigation ── */
.nav-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(19, 24, 32, 0.85);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0;
}
.nav-top {
    display: flex; flex-direction: column;
    padding: 10px 14px 0 14px;
    gap: 6px;
}
.nav-title {
    color: var(--accent); font-size: 1.05em; font-weight: 600;
    display: flex; align-items: center; gap: 8px;
    letter-spacing: -0.01em;
}
.nav-status {
    display: flex; gap: 12px; align-items: center;
    font-size: 0.72em; color: var(--text-secondary);
    flex-wrap: wrap;
    font-family: var(--mono);
}
.nav-status .indicator {
    display: flex; align-items: center; gap: 5px;
}
.nav-status .dot {
    width: 7px; height: 7px; border-radius: 50%;
    display: inline-block;
}

/* Semantic dots */
.dot-green { background: var(--green); box-shadow: 0 0 6px var(--green-dim); }
.dot-yellow { background: var(--yellow); box-shadow: 0 0 6px var(--yellow-dim); }
.dot-red { background: var(--red); box-shadow: 0 0 6px var(--red-dim); }
.dot-gray { background: var(--text-tertiary); }

/* Tabs — horizontal scroll on mobile */
.nav-tabs {
    display: flex; gap: 0; padding: 0 14px;
    margin-top: 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.nav-tabs::-webkit-scrollbar { display: none; }
.nav-tabs .tab {
    padding: 8px 14px; cursor: pointer;
    color: var(--text-tertiary); font-size: 0.78em;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
    font-weight: 500;
    letter-spacing: 0.01em;
}
.nav-tabs .tab:hover { color: var(--text-primary); }
.nav-tabs .tab.active {
    color: var(--accent); border-bottom-color: var(--accent);
    font-weight: 600;
}

/* Main content */
.main-content { padding: 14px; }
h1 { color: var(--accent); font-size: 1.15em; margin-bottom: 4px; font-weight: 600; letter-spacing: -0.02em; }
h2 {
    color: var(--text-secondary); font-size: 0.82em; margin: 24px 0 10px 0;
    text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500;
}
h3 { color: var(--text-primary); font-size: 0.88em; margin: 16px 0 8px 0; font-weight: 500; }

/* Grid + Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px; margin-bottom: 18px;
}
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 10px; padding: 12px;
    transition: border-color 0.2s;
}
.card:hover { border-color: var(--border-hover); }
.card-label { color: var(--text-tertiary); font-size: 0.68em; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500; }
.card-value { color: var(--text-primary); font-size: 1.4em; font-weight: 700; margin-top: 4px; font-family: var(--mono); letter-spacing: -0.02em; }
.card-detail { color: var(--text-tertiary); font-size: 0.72em; margin-top: 6px; }

/* Budget bar */
.budget-bar {
    width: 100%; height: 5px; background: var(--bg-elevated);
    border-radius: 3px; margin-top: 8px; overflow: hidden;
}
.budget-fill {
    height: 100%; border-radius: 3px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Tables — scrollable on mobile */
.table-wrap {
    overflow-x: auto; -webkit-overflow-scrolling: touch;
    margin-bottom: 16px;
}
table {
    width: 100%; border-collapse: collapse;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 10px; overflow: hidden;
    font-size: 0.78em; margin-bottom: 16px;
    min-width: 480px;
}
th {
    text-align: left; padding: 8px 10px;
    background: var(--bg-elevated); color: var(--text-tertiary);
    font-weight: 500; font-size: 0.78em;
    text-transform: uppercase; letter-spacing: 0.06em;
    white-space: nowrap;
}
td { padding: 7px 10px; border-top: 1px solid var(--border); }
tr:hover td { background: var(--bg-hover); }
tr.pending td { color: var(--text-primary); }
tr.processed td { color: var(--text-tertiary); }
.empty { color: var(--text-tertiary); text-align: center; font-style: italic; padding: 20px; }

/* Status indicators */
.tier-active { color: var(--green); font-weight: 600; }
.tier-warm { color: var(--yellow); }
.tier-cold { color: var(--text-tertiary); }
.result-approved { color: var(--green); }
.result-blocked { color: var(--red); }
.alert { color: var(--red); font-weight: 600; }
.ok { color: var(--green); }

/* Accordion */
.accordion-header { cursor: pointer; }
.accordion-header:hover td { background: var(--bg-hover); }
.accordion-detail td { background: var(--bg-primary) !important; padding: 12px 14px; }
.detail-grid {
    display: grid; grid-template-columns: 1fr;
    gap: 4px; font-size: 0.9em;
}
.detail-label { color: var(--text-secondary); }

/* Schedule */
.schedule-row { display: flex; gap: 16px; flex-wrap: wrap; }
.schedule-item { flex: 1; min-width: 140px; }
.schedule-label { color: var(--text-tertiary); font-size: 0.68em; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500; }
.schedule-value { color: var(--text-primary); font-size: 0.88em; margin-top: 3px; font-family: var(--mono); }
.lock-active { color: var(--yellow); }
.lock-stale { color: var(--red); }

/* Footer */
footer {
    margin-top: 28px; padding: 14px;
    border-top: 1px solid var(--border);
    color: var(--text-tertiary); font-size: 0.68em;
    font-family: var(--mono);
}

/* Tab content */
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Semiotics */
.psh-bar {
    height: 12px; border-radius: 4px;
    background: var(--bg-elevated); overflow: hidden;
    margin-top: 3px;
}
.psh-fill { height: 100%; border-radius: 4px; }
.source-psh { color: var(--accent); }
.source-local { color: var(--yellow); }
.source-schema { color: var(--purple); }
.conf-low { color: var(--red); }
.conf-mid { color: var(--yellow); }
.conf-high { color: var(--green); }

/* State of Play */
.sop-label { color: var(--text-tertiary); font-size: 0.68em; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 500; margin-bottom: 4px; }
.sop-value { color: var(--text-primary); font-size: 0.88em; line-height: 1.6; }
.status-line { padding: 4px 0; font-size: 0.82em; color: var(--text-secondary); display: flex; align-items: flex-start; gap: 8px; }
.todo-grid { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.todo-section { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.todo-section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.todo-section-name { font-weight: 600; color: var(--text-primary); font-size: 0.85em; }
.todo-count { color: var(--text-tertiary); font-size: 0.72em; font-family: var(--mono); }
.todo-item { padding: 3px 0; font-size: 0.8em; color: var(--text-secondary); }
.todo-summary { color: var(--text-tertiary); font-size: 0.6em; font-weight: normal; margin-left: 8px; font-family: var(--mono); }

/* Messages — session threads */
.session-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 10px; overflow: hidden; transition: border-color 0.2s; }
.session-card:hover { border-color: var(--border-hover); }
.session-card.session-active { border-left: 3px solid var(--red); }
.session-card.session-gated { border-left: 3px solid var(--yellow); }
.session-card.session-complete { border-left: 3px solid var(--border); }
.session-header { display: flex; flex-direction: column; gap: 4px; padding: 10px 12px; cursor: pointer; }
.session-header:hover { background: var(--bg-hover); }
.session-title { display: flex; align-items: center; gap: 8px; }
.session-name { font-weight: 600; color: var(--text-primary); font-size: 0.88em; }
.session-status-icon { font-size: 0.85em; }
.session-active .session-status-icon { color: var(--red); }
.session-gated .session-status-icon { color: var(--yellow); }
.session-complete .session-status-icon { color: var(--green); }
.session-status-label { font-size: 0.7em; color: var(--text-tertiary); }
.session-meta { display: flex; align-items: center; gap: 8px; }
.session-count { font-size: 0.72em; color: var(--text-tertiary); font-family: var(--mono); }
.participant-badge { font-size: 0.65em; padding: 2px 7px; background: var(--bg-elevated); border-radius: 10px; color: var(--text-secondary); }
.session-thread { border-top: 1px solid var(--border); padding: 6px 0; }
.msg-row { display: grid; grid-template-columns: 30px 90px 1fr; gap: 6px; padding: 4px 12px; font-size: 0.78em; align-items: center; }
.msg-row.msg-pending { color: var(--text-primary); }
.msg-row.msg-processed { color: var(--text-tertiary); }
.msg-turn { color: var(--text-tertiary); font-family: var(--mono); font-size: 0.82em; }
.msg-type { font-size: 0.72em; padding: 2px 6px; border-radius: 4px; text-align: center; font-weight: 500; }
.type-request { background: var(--accent-dim); color: var(--accent); }
.type-response { background: var(--green-dim); color: var(--green); }
.type-review { background: var(--yellow-dim); color: var(--yellow); }
.type-ack { background: var(--bg-elevated); color: var(--text-tertiary); }
.type-notification { background: var(--purple-dim); color: var(--purple); }
.type-consensus-proposal { background: rgba(244, 114, 182, 0.15); color: var(--pink); }
.type-session-close { background: var(--bg-elevated); color: var(--text-tertiary); }
.type-advisory { background: var(--yellow-dim); color: var(--yellow); }
.type-gate-resolution { background: var(--green-dim); color: var(--green); }
.type-default { background: var(--bg-elevated); color: var(--text-tertiary); }
.msg-from { color: var(--text-tertiary); font-size: 0.78em; display: none; }
.msg-subject { color: inherit; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Replays */
.replay-grid { display: grid; grid-template-columns: 1fr; gap: 10px; margin-bottom: 16px; }
.replay-card { display: block; background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; text-decoration: none; transition: border-color 0.2s, transform 0.15s; }
.replay-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.replay-session { color: var(--accent); font-weight: 600; font-size: 0.88em; }
.replay-meta { color: var(--text-tertiary); font-size: 0.72em; margin-top: 4px; font-family: var(--mono); }

/* Knowledge Base */
.kb-links {
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 10px; padding: 12px 14px;
    margin-bottom: 18px; font-size: 0.78em;
    line-height: 2; font-family: var(--mono);
}
.kb-links a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
.kb-links a:hover { text-decoration: underline; color: #7bb5ff; }


/* ══════════════════════════════════════════════════════════════
   Desktop breakpoint (min-width: 768px)
   ══════════════════════════════════════════════════════════════ */
@media (min-width: 768px) {
    body { padding-top: 100px; }

    .nav-top {
        flex-direction: row; align-items: center;
        justify-content: space-between;
        padding: 12px 28px 0 28px;
    }
    .nav-title { font-size: 1.15em; }
    .nav-status { font-size: 0.78em; gap: 18px; }
    .nav-tabs { padding: 0 28px; margin-top: 8px; }
    .nav-tabs .tab { padding: 10px 22px; font-size: 0.85em; }

    .main-content { padding: 24px 28px; }
    h1 { font-size: 1.3em; }
    h2 { font-size: 0.85em; margin: 28px 0 10px 0; }
    h3 { font-size: 0.92em; margin: 18px 0 10px 0; }

    .grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 22px; }
    .card { padding: 14px; }
    .card-label { font-size: 0.72em; }
    .card-value { font-size: 1.6em; }
    .card-detail { font-size: 0.78em; }

    .budget-bar { height: 6px; border-radius: 4px; }

    table { font-size: 0.82em; }
    th { padding: 10px 12px; }
    td { padding: 8px 12px; }

    .detail-grid { grid-template-columns: 1fr 1fr; gap: 6px 28px; }

    .schedule-row { gap: 28px; }
    .schedule-item { min-width: 180px; }
    .schedule-label { font-size: 0.72em; }
    .schedule-value { font-size: 0.92em; }

    footer { padding: 14px 28px; font-size: 0.72em; margin-top: 36px; }

    .psh-bar { height: 16px; }

    .sop-label { font-size: 0.72em; }
    .sop-value { font-size: 0.92em; }
    .status-line { font-size: 0.88em; gap: 10px; }
    .todo-grid { flex-direction: row; flex-wrap: wrap; gap: 14px; }
    .todo-section { min-width: 250px; flex: 1; padding: 14px; }
    .todo-section-name { font-size: 0.88em; }
    .todo-count { font-size: 0.78em; }
    .todo-item { font-size: 0.82em; padding: 4px 0; }

    .session-header { flex-direction: row; justify-content: space-between; align-items: center; padding: 12px 16px; }
    .session-name { font-size: 0.92em; }
    .msg-row { grid-template-columns: 40px 120px 140px 1fr; gap: 10px; padding: 5px 16px; font-size: 0.82em; }
    .msg-from { display: block; }
    .msg-type { font-size: 0.78em; padding: 2px 8px; }

    .replay-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
    .replay-card { padding: 14px 18px; }
    .replay-session { font-size: 0.92em; }
    .replay-meta { font-size: 0.78em; }

    .kb-links { font-size: 0.82em; padding: 14px 18px; }
}