/* cosbook.css — Cosmergon Quartett-Card-Style aus YT-HUD-Overlay
   (vgl. frontend/gestalt/src/flight-overlay.js _renderQuartett).
   Farben + Typo 1:1 portiert. */

:root {
    --cyan: #00c8ff;
    --cyan-45: rgba(0, 200, 255, 0.45);
    --cyan-30: rgba(0, 200, 255, 0.30);
    --cyan-70: rgba(0, 200, 255, 0.70);
    --cool-blue: #c8dcff;
    --cool-blue-65: rgba(200, 220, 255, 0.65);
    --cool-blue-60: rgba(200, 220, 255, 0.60);
    --warm: #e8c547;
    --orange: #e85a3a;
    --orange-50: rgba(232, 90, 58, 0.50);
    --qcard-bg-top: rgba(8, 12, 28, 0.92);
    --qcard-bg-bot: rgba(5, 8, 18, 0.95);
    --bg: #0a0e1a;
}

body {
    background: var(--bg);
    color: var(--cool-blue);
    font-family: 'DejaVu Sans Mono', 'SF Mono', 'Fira Code', monospace;
    margin: 0;
    line-height: 1.5;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.cosbook-header {
    margin-bottom: 3rem;
}

.cosbook-header h1 {
    font-size: 2.4rem;
    margin: 0 0 0.5rem;
    color: white;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.cosbook-header h1 .slash {
    color: var(--orange);
}

.cosbook-header .subtitle {
    color: var(--cool-blue-65);
    margin: 0 0 1rem;
    max-width: 56ch;
    font-size: 1rem;
}

.cosbook-header .dim {
    opacity: 0.7;
}

/* ── Live pulse indicator ──────────────────────────────────────────── */
#live-pulse {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid var(--cyan-30);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--cyan);
}

.pulse-live .pulse-dot {
    background: var(--cyan);
    box-shadow: 0 0 8px var(--cyan);
    animation: pulse 2s ease-in-out infinite;
}

.pulse-connecting .pulse-dot {
    background: var(--warm);
}

.pulse-error .pulse-dot {
    background: var(--orange);
}

.pulse-dim .pulse-dot {
    background: var(--cool-blue-60);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.4; }
}

/* ── Block headings ────────────────────────────────────────────────── */
.block-heading {
    color: white;
    font-size: 1.2rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin: 0 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.counter-pill {
    color: var(--cool-blue-65);
    font-size: 0.85rem;
    font-weight: normal;
    text-transform: none;
    letter-spacing: 0.02em;
}

/* ── Metrics block (separate from cards) ───────────────────────────── */
.metrics-block {
    margin-bottom: 3rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.metric-tile {
    background: var(--qcard-bg-top);
    border: 1px solid var(--cyan-30);
    border-radius: 8px;
    padding: 1rem 1.1rem;
    position: relative;
    overflow: hidden;
}

.metric-tile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 30%;
    right: 30%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--cyan-70), transparent);
}

.metric-label {
    color: var(--cool-blue-65);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.metric-value {
    color: white;
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
}

.metric-subtext {
    color: var(--cool-blue-60);
    font-size: 0.75rem;
    margin-top: 0.4rem;
}

.metrics-loading {
    color: var(--cool-blue-60);
    padding: 1.5rem;
    text-align: center;
    grid-column: 1 / -1;
}

/* ── Quartett-Card grid (port of YT-HUD card) ──────────────────────── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.cards-loading {
    color: var(--cool-blue-60);
    padding: 3rem;
    text-align: center;
    grid-column: 1 / -1;
}

.qcard {
    background: linear-gradient(to bottom, var(--qcard-bg-top), var(--qcard-bg-bot));
    border: 2px solid var(--cyan-45);
    border-radius: 14px;
    padding: 28px 32px;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.3s;
}

.qcard::before {
    /* Top accent line — Gradient von transparent → cyan → transparent */
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent 0%, var(--cyan-70) 30%, var(--cyan-70) 70%, transparent 100%);
}

.qcard:hover {
    transform: translateY(-2px);
    border-color: var(--cyan);
    box-shadow: 0 8px 24px rgba(0, 200, 255, 0.15);
}

.qcard-thumb {
    /* Thumbnail-Placeholder mit radialem Glow */
    height: 110px;
    background:
        radial-gradient(circle at 50% 50%, rgba(0, 200, 255, 0.20) 0%, rgba(0, 200, 255, 0) 40%),
        linear-gradient(135deg, #0d1a3a, #0a0e1a);
    border: 1px solid rgba(0, 200, 255, 0.20);
    border-radius: 4px;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qcard-icon {
    font-size: 3.5rem;
    color: var(--cyan-70);
    text-shadow: 0 0 16px rgba(0, 200, 255, 0.5);
}

.qcard-persona {
    color: var(--cyan);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.20em;
    margin-bottom: 0.4rem;
}

.qcard-owner {
    color: var(--cool-blue);
    font-size: 1.4rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-bottom: 0.4rem;
}

.qcard-tier {
    color: var(--warm);
    font-size: 1.15rem;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.qcard-divider {
    height: 1px;
    background: linear-gradient(to right, transparent 0%, var(--cyan-30) 50%, transparent 100%);
    margin: 0.7rem 0;
}

.qcard-divider.warm {
    background: linear-gradient(to right, transparent 0%, var(--orange-50) 50%, transparent 100%);
    margin-top: 1rem;
}

.qcard-metric {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin: 0.6rem 0;
}

.qcard-metric span {
    color: var(--cool-blue-65);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}

.qcard-metric b {
    color: var(--cool-blue);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.04em;
}

.qcard-highlight-label {
    color: var(--orange);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.18em;
    margin: 0.7rem 0 0.4rem;
}

.qcard-highlight-text {
    color: var(--cool-blue);
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    margin-bottom: 1rem;
}

.qcard-link {
    color: var(--cyan);
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    display: inline-block;
    padding-top: 0.4rem;
    border-top: 1px solid rgba(0, 200, 255, 0.10);
    margin-top: 0.4rem;
    width: 100%;
}

.qcard-link:hover {
    color: white;
}

/* ── Flash animation on metric update via SSE ──────────────────────── */
.qcard.pulse-flash {
    animation: cardFlash 1.2s ease-out;
}

@keyframes cardFlash {
    0%   { box-shadow: 0 0 0 0 rgba(0, 200, 255, 0.5); }
    50%  { box-shadow: 0 0 0 4px rgba(0, 200, 255, 0.25); }
    100% { box-shadow: 0 0 0 0 rgba(0, 200, 255, 0); }
}

/* ── Footer ────────────────────────────────────────────────────────── */
.cosbook-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 200, 255, 0.10);
}

.cosbook-footer .dim {
    color: var(--cool-blue-60);
    font-size: 0.85rem;
}

.cosbook-footer code {
    color: var(--cyan);
    background: rgba(0, 200, 255, 0.08);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    font-size: 0.85rem;
}

.cosbook-footer a {
    color: var(--cyan);
    text-decoration: none;
}

.cosbook-footer a:hover {
    color: white;
}

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .cosbook-header h1 {
        font-size: 1.8rem;
    }
    .qcard {
        padding: 22px 24px;
    }
}

/* ── Chronicle: agent diaries (S252) ─────────────────────────────────── */
.chronicle-block {
    margin: 3rem 0;
}

.chronicle-note {
    margin: 0.25rem 0 1.25rem;
    font-size: 0.85rem;
}

.chronicle-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chronicle-entry {
    background: var(--qcard-bg-top);
    border: 1px solid var(--cyan-30);
    border-radius: 6px;
    padding: 1rem 1.25rem;
}

.chronicle-head {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.chronicle-icon {
    color: var(--warm);
}

.chronicle-name {
    color: var(--cyan);
    font-weight: 600;
}

.chronicle-meta {
    font-size: 0.78rem;
    margin-left: auto;
}

.chronicle-body {
    margin: 0;
    color: var(--cool-blue);
    line-height: 1.55;
    white-space: pre-line;
    overflow-wrap: anywhere;
}