/* Cardinal — shared stylesheet.
   Dark base, crimson accent, glassmorphism on elevated surfaces only.
   Body background is driven by /assets/glow-shader.js (WebGL canvas at z-index:-1). */

:root {
    /* --- Surface palette --- */
    --bg-deep:        #0a0a0d;
    --bg:             #0e1014;
    --bg-elev:        #15171d;
    --bg-elev-2:      #1c1f26;
    --border:         rgba(255, 255, 255, 0.07);
    --border-strong:  rgba(255, 255, 255, 0.14);

    --fg:             #e6e7ed;
    --fg-dim:         #9aa0ac;
    --fg-mute:        #61667a;

    /* --- Crimson accent --- */
    --accent:         #e8526a;
    --accent-hover:   #ef6378;
    --accent-dim:     #a13340;
    --accent-faint:   rgba(232, 82, 106, 0.10);
    --accent-glow:    rgba(232, 82, 106, 0.45);
    --accent-shadow:  rgba(232, 82, 106, 0.25);

    /* --- Semantic colours --- */
    --error:          #ff4d65;
    --warn:           #f5a623;
    --info:           #8fb3ff;
    --debug:          #7a8090;
    --good:           #58c97a;

    /* --- Glass tokens. Apply selectively. --- */
    --glass-bg:       rgba(15, 17, 23, 0.55);
    --glass-bg-soft:  rgba(15, 17, 23, 0.40);
    --glass-blur:     blur(22px) saturate(160%);
    --glass-border:   1px solid rgba(255, 255, 255, 0.07);
    --glass-shadow:   0 6px 32px -8px rgba(0, 0, 0, 0.55), 0 1px 0 rgba(255, 255, 255, 0.04) inset;

    --radius-sm:      5px;
    --radius-md:      8px;
    --radius-lg:      10px;

    --font-mono:      'JetBrains Mono', 'Fira Code', Consolas, 'SF Mono', monospace;
    --font-sans:      'Exo 2', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    color: var(--fg);
    font-family: var(--font-sans);
    font-size: 13.5px;
    font-weight: 400;
    letter-spacing: 0.01em;
    min-height: 100%;
}
/* Background layering for the glow shader:
   - <html> holds the fallback dark colour (visible if WebGL fails or JS is off)
   - <body> is transparent so the canvas behind it shows through
   - `isolation: isolate` is the key: without it, `z-index:-1` on the canvas
     pushes it *below* the root stacking context, which means it gets painted
     behind <html>'s background and is never visible. Creating a stacking
     context on body confines the canvas's negative z-index, so the canvas
     sits between body's background (transparent) and body's content. */
html { background: var(--bg-deep); }
body {
    min-height: 100vh;
    background: transparent;
    isolation: isolate;
}

/* ===== Embedded mode =====
   The page is being rendered inside the dashboard iframe at /. The parent
   already provides the shader background, the sidebar navigation and the
   language toggle, so we strip the bits that would otherwise duplicate them. */
html.embedded {
    background: transparent;
}
html.embedded body {
    background: transparent;
}
/* Module breadcrumb ("Cardinal · Logs") is redundant — sidebar shows it. */
html.embedded .logs-toolbar > h2 {
    display: none;
}
html.embedded .logs-toolbar > h2 + .tb-divider {
    display: none;
}
/* Duplicate language toggle (sidebar has its own). */
html.embedded .logs-toolbar [data-i18n-toggle] {
    display: none;
}
/* Tighten the top toolbar now that we've removed the title. */
html.embedded .logs-toolbar {
    padding-top: 10px;
    padding-bottom: 10px;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.12s ease;
}
a:hover { color: var(--accent-hover); }

/* ======================================================================
   Top bar — used on the home page
   ====================================================================== */
.topbar {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 16px 28px;
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
            backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border);
    transform: translateZ(0);
}
.topbar h1 {
    margin: 0;
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 0.06em;
}
.topbar .sub {
    color: var(--fg-mute);
    font-size: 12px;
    font-weight: 300;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.topbar .spacer { flex: 1; }

/* ======================================================================
   Home grid
   ====================================================================== */
.home-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    padding: 24px;
}
.module-card {
    display: block;
    padding: 20px;
    border-radius: var(--radius-md);
    color: var(--fg);
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
            backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    transform: translateZ(0);
    contain: layout style paint;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}
.module-card:hover:not(.placeholder) {
    text-decoration: none;
    transform: translate3d(0, -2px, 0);
    border-color: var(--accent-dim);
    box-shadow:
        0 0 0 1px var(--accent-shadow),
        0 12px 40px -12px rgba(232, 82, 106, 0.30),
        var(--glass-shadow);
}
.module-card.placeholder {
    opacity: 0.45;
    cursor: not-allowed;
}
.module-card h2 {
    margin: 0 0 10px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.module-card p {
    margin: 0 0 16px;
    color: var(--fg-dim);
    font-size: 13px;
    line-height: 1.55;
    font-weight: 300;
}
.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10.5px;
    padding: 3px 8px;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--fg-mute);
    letter-spacing: 0.05em;
}
.badge.dim { color: var(--fg-mute); }

/* ======================================================================
   Footer
   ====================================================================== */
.footer {
    padding: 14px 28px;
    color: var(--fg-mute);
    font-size: 11.5px;
    font-family: var(--font-mono);
    border-top: 1px solid var(--border);
    letter-spacing: 0.04em;
}
.footer .dot { margin: 0 9px; opacity: 0.5; }

/* ======================================================================
   Toolbar — shared by logs + metrics pages
   New look: airy, segmented into visual groups with subtle dividers,
   pill-shaped controls, clear active state.
   ====================================================================== */
.logs-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
            backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    position: relative;
    z-index: 5;
    transform: translateZ(0);
}

.logs-toolbar h2 {
    margin: 0;
    padding-right: 6px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--fg);
}
.logs-toolbar h2 a {
    color: inherit;
    text-decoration: none;
}
.logs-toolbar h2 .sep {
    margin: 0 8px;
    color: var(--fg-mute);
    font-weight: 300;
}

/* Group containers — visually clustered, no extra borders. */
.tb-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.tb-divider {
    width: 1px;
    height: 22px;
    background: var(--border);
    margin: 0 4px;
    align-self: center;
}
.logs-toolbar .spacer { flex: 1; }

/* Pill controls (buttons + selects + inputs) — unified shape. */
.logs-toolbar input,
.logs-toolbar select,
.logs-toolbar button {
    background: rgba(0, 0, 0, 0.30);
    color: var(--fg);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 14px;
    height: 30px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.03em;
    transition: border-color 0.14s ease, background 0.14s ease, color 0.14s ease, box-shadow 0.14s ease;
}
.logs-toolbar select {
    padding-right: 26px;
    appearance: none;
    -webkit-appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--fg-mute) 50%), linear-gradient(135deg, var(--fg-mute) 50%, transparent 50%);
    background-position: calc(100% - 14px) 50%, calc(100% - 9px) 50%;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
}
.logs-toolbar input { min-width: 240px; font-family: var(--font-mono); font-size: 11.5px; }
.logs-toolbar input:focus,
.logs-toolbar select:focus,
.logs-toolbar button:focus-visible {
    outline: none;
    border-color: var(--accent-dim);
    background: rgba(0, 0, 0, 0.45);
    box-shadow: 0 0 0 3px rgba(232, 82, 106, 0.12);
}
.logs-toolbar button { cursor: pointer; }
.logs-toolbar button:hover {
    border-color: var(--accent-dim);
    color: var(--accent-hover);
}
.logs-toolbar button.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    box-shadow: 0 0 18px -4px var(--accent-glow), 0 0 0 1px rgba(255, 255, 255, 0.10) inset;
}

/* Status chips on the right side. */
.logs-toolbar .status {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--fg-mute);
    padding: 5px 11px;
    border: 1px solid var(--border);
    border-radius: 999px;
    letter-spacing: 0.04em;
    height: 30px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.logs-toolbar .status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.6;
}
.logs-toolbar .status.connected {
    color: var(--good);
    border-color: rgba(88, 201, 122, 0.45);
}
.logs-toolbar .status.disconnected {
    color: var(--error);
    border-color: rgba(255, 77, 101, 0.45);
}

/* ======================================================================
   Language toggle — small EN/FR pill pair, sits anywhere on a toolbar
   ====================================================================== */
.lang-toggle {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 999px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.30);
    height: 30px;
}
.lang-toggle button {
    background: transparent;
    border: none;
    padding: 0 12px;
    height: 100%;
    color: var(--fg-mute);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}
.lang-toggle button:hover { color: var(--fg); }
.lang-toggle button.active {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 14px -4px var(--accent-glow);
}

/* ======================================================================
   Logs body — high-density list, NO glass for scroll perf
   ====================================================================== */
body.logs {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

.logs-body {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
}

.event {
    display: grid;
    grid-template-columns: 88px 60px 130px 60px 1fr;
    gap: 12px;
    padding: 5px 22px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    word-break: break-word;
}
.event:hover { background: rgba(255, 255, 255, 0.03); }
.event.error { background: rgba(255, 77, 101, 0.06); }
.event.error:hover { background: rgba(255, 77, 101, 0.12); }
.event.warn  { background: rgba(245, 166, 35, 0.05); }
.event.warn:hover  { background: rgba(245, 166, 35, 0.11); }

.event .ts        { color: var(--fg-mute); font-size: 11px; }
.event .sev       { font-weight: 600; text-transform: uppercase; font-size: 10.5px; letter-spacing: 0.06em; padding-top: 1px; }
.event .sev.error { color: var(--error); }
.event .sev.warn  { color: var(--warn); }
.event .sev.info  { color: var(--info); }
.event .sev.debug { color: var(--debug); }
.event .cat       { color: var(--accent); }
.event .realm     { color: var(--fg-mute); }
.event .msg       { color: var(--fg); white-space: pre-wrap; font-weight: 400; }
.event .extras    { color: var(--fg-mute); font-size: 11px; }
.event .stack {
    color: var(--fg-mute);
    font-size: 11px;
    padding: 4px 0 4px 14px;
    border-left: 2px solid var(--accent-dim);
    margin-top: 5px;
    background: rgba(0, 0, 0, 0.20);
}

.empty {
    padding: 80px 24px;
    text-align: center;
    color: var(--fg-mute);
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 14px;
    letter-spacing: 0.03em;
}
.empty .hint {
    display: block;
    margin-top: 10px;
    font-size: 12px;
    opacity: 0.7;
}

/* ======================================================================
   Reduced motion — disable transitions + freeze the shader animation
   ====================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition: none !important;
        animation: none !important;
    }
    /* The shader respects this via its visibility loop; nothing extra here. */
}
