/* ── AEI Explorer Shell Layout — Modern Design ───────────── */

body { margin: 0; }

:root {
    /* --abl-blog-accent is defined once in abl-common-ui-themes.css
       and inherited here via the cascade. */
    --abl-blog-aei-exposure-low: var(--abl-green);
    --abl-blog-aei-exposure-mid: var(--abl-amber);
    --abl-blog-aei-exposure-high: var(--abl-red);
    --abl-blog-aei-header-height: 56px;
    --abl-blog-aei-max-width: 1200px;
    --abl-blog-aei-glass: color-mix(in srgb, var(--abl-surface) 70%, transparent);
    --abl-blog-aei-glow: color-mix(in srgb, var(--abl-blog-accent) 6%, transparent);
    --abl-blog-aei-glow-border: color-mix(in srgb, var(--abl-blog-accent) 15%, var(--abl-border));
}

/* ── Shell Container ─────────────────────────── */

/* Brown paper background — see abl-blog-index.css for the full
   recipe. AEI shell applies it to its own root container. The local
   palette remap propagates to all descendants via CSS variable
   inheritance. */
.abl-blog-aei-shell {
    min-height: 100vh;

    /* ── Local palette override (paper edition) ── */
    --abl-bg:           var(--abl-blog-paper);
    --abl-surface:      color-mix(in srgb, var(--abl-blog-paper) 92%, var(--abl-blog-paper-edge));
    --abl-card:         color-mix(in srgb, var(--abl-blog-paper) 88%, var(--abl-blog-paper-edge));
    --abl-border:       color-mix(in srgb, var(--abl-blog-paper-edge) 70%, transparent);
    --abl-border-light: color-mix(in srgb, var(--abl-blog-paper-edge) 40%, transparent);
    --abl-text:         var(--abl-blog-paper-text);
    --abl-heading:      var(--abl-blog-paper-heading);
    --abl-muted:        var(--abl-blog-paper-muted);

    background-color: var(--abl-blog-paper);
    background-image:
        var(--abl-blog-paper-noise),
        radial-gradient(ellipse 100% 80% at 50% 50%,
            transparent 40%,
            color-mix(in srgb, var(--abl-blog-paper-edge) 60%, transparent) 100%);
    background-attachment: fixed;
    background-size: 200px 200px, cover;
    background-repeat: repeat, no-repeat;
    color: var(--abl-blog-paper-text);
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: 64px; /* space for fixed global navbar */
}

/* ── Suppress global navbar scroll-shadow so it doesn't bleed
      into the sticky AEI sub-header below it ── */
.abl-common-ui-navbar--scrolled {
    box-shadow: none;
}

/* ── Header — Solid background ──────────────────── */

.abl-blog-aei-header {
    background: var(--abl-surface);
    border-bottom: 1px solid var(--abl-border);
    padding: 0 24px;
    height: var(--abl-blog-aei-header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: sticky;
    top: 64px; /* below fixed global navbar */
    z-index: 100;
}

.abl-blog-aei-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.abl-blog-aei-back {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 8px;
    color: var(--abl-muted);
    background: transparent;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 150ms ease;
    flex-shrink: 0;
}
/* Header rules deliberately do NOT use the blog accent — the header
   stays visually neutral regardless of the admin's blog colour. */
.abl-blog-aei-back:hover {
    color: var(--abl-heading);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

/* ── Nav Strip (inline in header) ────────────── */

.abl-blog-aei-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.abl-blog-aei-nav::-webkit-scrollbar { display: none; }

.abl-blog-aei-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--abl-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 150ms ease;
    white-space: nowrap;
}

.abl-blog-aei-nav-link:hover {
    color: var(--abl-text);
    background: color-mix(in srgb, var(--abl-blog-accent) 8%, transparent);
}

.abl-blog-aei-nav-link--active {
    color: var(--abl-heading);
    background: color-mix(in srgb, var(--abl-blog-accent) 12%, transparent);
    border-color: color-mix(in srgb, var(--abl-blog-accent) 25%, var(--abl-border));
}

.abl-blog-aei-nav-link--active:hover {
    color: var(--abl-heading);
}

.abl-blog-aei-nav-link svg {
    flex-shrink: 0;
}

/* ── Page Transitions ───────────────────────── */

.abl-blog-aei-page-entering {
    opacity: 0;
    transform: translateY(6px);
}

.abl-blog-aei-page-entered {
    animation: abl-blog-aei-page-enter 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes abl-blog-aei-page-enter {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Context Card ────────────────────────────── */

.abl-blog-aei-context-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--abl-blog-aei-glow);
    border: 1px solid var(--abl-blog-aei-glow-border);
    border-radius: 12px;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.abl-blog-aei-context-card-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: color-mix(in srgb, var(--abl-blog-accent) 12%, transparent);
    border-radius: 10px;
    color: var(--abl-blog-accent);
    flex-shrink: 0;
}

.abl-blog-aei-context-card-icon svg {
    width: 18px;
    height: 18px;
}

.abl-blog-aei-context-card-text {
    flex: 1;
    min-width: 0;
}

.abl-blog-aei-context-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--abl-heading);
    letter-spacing: -0.01em;
}

.abl-blog-aei-context-card-subtitle {
    font-size: 11px;
    color: var(--abl-muted);
    margin-top: 1px;
}

.abl-blog-aei-context-card-action {
    flex-shrink: 0;
}

/* ── Drill Button ────────────────────────────── */

.abl-blog-aei-drill-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--abl-blog-accent);
    background: color-mix(in srgb, var(--abl-blog-accent) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--abl-blog-accent) 20%, transparent);
    border-radius: 8px;
    cursor: pointer;
    transition: all 150ms ease;
}

.abl-blog-aei-drill-btn:hover {
    background: color-mix(in srgb, var(--abl-blog-accent) 15%, transparent);
    border-color: var(--abl-blog-accent);
    box-shadow: 0 0 12px color-mix(in srgb, var(--abl-blog-accent) 15%, transparent);
    transform: translateX(2px);
}

.abl-blog-aei-drill-btn svg {
    width: 13px;
    height: 13px;
}

/* Legacy nav-tab support */
.abl-blog-aei-nav-tab {
    display: none;
}

/* ── Page Container ──────────────────────────── */

.abl-blog-aei-page-container {
    max-width: var(--abl-blog-aei-max-width);
    margin: 0 auto;
    padding: 24px;
    min-height: calc(100vh - var(--abl-blog-aei-header-height) - 80px);
}

/* ── Loading State ───────────────────────────── */

.abl-blog-aei-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 0;
}

.abl-blog-aei-spinner {
    width: 28px;
    height: 28px;
    border: 2px solid var(--abl-border);
    border-top-color: var(--abl-blog-accent);
    border-radius: 50%;
    animation: abl-blog-aei-spin 0.7s linear infinite;
}

@keyframes abl-blog-aei-spin {
    to { transform: rotate(360deg); }
}

.abl-blog-aei-error {
    text-align: center;
    padding: 80px 24px;
    color: var(--abl-red);
    font-size: 13px;
}

/* ── Footer ──────────────────────────────────── */

.abl-blog-aei-footer {
    background: var(--abl-surface);
    border-top: 1px solid var(--abl-border);
    padding: 16px 24px;
    text-align: center;
    font-size: 11px;
    color: var(--abl-muted);
}

.abl-blog-aei-footer a {
    color: var(--abl-blog-accent);
    text-decoration: none;
}

.abl-blog-aei-footer a:hover {
    text-decoration: underline;
}

.abl-blog-aei-footer-disclaimer {
    margin-top: 6px;
    font-style: italic;
    font-size: 10px;
    opacity: 0.7;
}

/* ── Cards — Elevated with subtle glow ───────── */

.abl-blog-aei-card {
    background: var(--abl-card);
    border: 1px solid var(--abl-border);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 0 0 1px color-mix(in srgb, var(--abl-border) 30%, transparent);
    transition: box-shadow 200ms ease, border-color 200ms ease;
}

.abl-blog-aei-card:hover {
    border-color: var(--abl-border-light);
}

.abl-blog-aei-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.abl-blog-aei-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--abl-heading);
    letter-spacing: -0.01em;
}

.abl-blog-aei-card-subtitle {
    font-size: 11px;
    color: var(--abl-muted);
}

/* ── Metric Display ──────────────────────────── */

.abl-blog-aei-metric {
    text-align: center;
}

.abl-blog-aei-metric-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--abl-heading);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.abl-blog-aei-metric-label {
    font-size: 11px;
    color: var(--abl-muted);
    margin-top: 3px;
}

/* ── Grid Layouts ────────────────────────────── */

.abl-blog-aei-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.abl-blog-aei-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 14px;
}

.abl-blog-aei-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

/* ── Search Input — Modern ───────────────────── */

.abl-blog-aei-search-wrap {
    position: relative;
    margin-bottom: 16px;
}

.abl-blog-aei-search {
    width: 100%;
    padding: 10px 16px 10px 38px;
    background: var(--abl-surface);
    border: 1px solid var(--abl-border);
    border-radius: 10px;
    color: var(--abl-text);
    font-size: 13px;
    outline: none;
    transition: all 150ms ease;
    box-sizing: border-box;
}

.abl-blog-aei-search:focus {
    border-color: var(--abl-blog-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--abl-blog-accent) 10%, transparent);
    background: var(--abl-card);
}

.abl-blog-aei-search::placeholder {
    color: var(--abl-muted);
    font-size: 13px;
}

.abl-blog-aei-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--abl-muted);
    width: 16px;
    height: 16px;
    pointer-events: none;
}

/* ── Exposure Bar ────────────────────────────── */

.abl-blog-aei-exposure-bar {
    width: 100%;
    height: 5px;
    background: color-mix(in srgb, var(--abl-border) 60%, transparent);
    border-radius: 4px;
    overflow: hidden;
}

.abl-blog-aei-exposure-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Tags / Pills ────────────────────────────── */

.abl-blog-aei-tag {
    display: inline-flex;
    align-items: center;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 3px 8px;
    border-radius: 6px;
    background: var(--abl-surface);
    color: var(--abl-muted);
    border: 1px solid var(--abl-border);
}

.abl-blog-aei-tag--low {
    background: color-mix(in srgb, var(--abl-green) 12%, transparent);
    color: var(--abl-green);
    border-color: color-mix(in srgb, var(--abl-green) 25%, transparent);
}

.abl-blog-aei-tag--mid {
    background: color-mix(in srgb, var(--abl-amber) 12%, transparent);
    color: var(--abl-amber);
    border-color: color-mix(in srgb, var(--abl-amber) 25%, transparent);
}

.abl-blog-aei-tag--high {
    background: color-mix(in srgb, var(--abl-red) 12%, transparent);
    color: var(--abl-red);
    border-color: color-mix(in srgb, var(--abl-red) 25%, transparent);
}

/* ── Empty State ─────────────────────────────── */

.abl-blog-aei-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--abl-muted);
    font-size: 13px;
}

.abl-blog-aei-empty-icon {
    font-size: 28px;
    margin-bottom: 10px;
    opacity: 0.4;
}

/* ── Responsive ──────────────────────────────── */

@media (max-width: 1024px) {
    .abl-blog-aei-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .abl-blog-aei-header {
        padding: 0 16px;
        flex-wrap: wrap;
        height: auto;
        padding-top: 10px;
        padding-bottom: 10px;
        gap: 6px;
    }

    .abl-blog-aei-nav {
        width: 100%;
        gap: 2px;
    }

    .abl-blog-aei-nav-link {
        padding: 6px 10px;
        font-size: 11px;
    }

    .abl-blog-aei-page-container {
        padding: 16px;
    }

    .abl-blog-aei-grid-2,
    .abl-blog-aei-grid-3,
    .abl-blog-aei-grid-4 {
        grid-template-columns: 1fr;
    }

    .abl-blog-aei-context-card {
        padding: 12px 14px;
        gap: 10px;
    }

    .abl-blog-aei-context-card-icon {
        width: 30px;
        height: 30px;
    }

    .abl-blog-aei-card {
        border-radius: 10px;
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .abl-blog-aei-badge {
        display: none;
    }

    .abl-blog-aei-metric-value {
        font-size: 22px;
    }
}