/* ================================================================
   PHEONIX VALUE PAGE — Dark Editorial Intelligence Platform
   ================================================================ */

.ph-value-page {
    background: var(--ph-bg);
    color: var(--ph-text);
    position: relative;
    padding-left: 130px;
}

/* Grid background + edge vignette (20% of original — barely-there depth) */
.ph-value-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(ellipse 100% 65% at 50% 40%, transparent 30%, rgba(26,30,35,0.16) 100%),
        linear-gradient(var(--ph-border-light) 1px, transparent 1px),
        linear-gradient(90deg, var(--ph-border-light) 1px, transparent 1px);
    background-size: 100% 100%, 60px 60px, 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.ph-value-page > * { position: relative; z-index: 1; }

/* ── Sidebar nav (shared pattern) ───────────────────────────── */
.ph-value-page .ph-sidenav {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 130px;
    z-index: 100;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    padding: 24px 0 24px 16px;
    height: auto;
    min-height: 320px;
    border-right: 1px solid var(--ph-border);
    background: rgba(26, 30, 35, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    overflow: hidden;
}
.ph-value-page .ph-sidenav-items {
    display: flex; flex-direction: column; gap: 4px; width: 100%;
}
.ph-value-page .ph-sidenav-item {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; padding: 6px 8px 6px 0;
    transition: background var(--ph-ease);
}
.ph-value-page .ph-sidenav-dot {
    width: 7px; height: 7px; border: 1px solid var(--ph-text-dim);
    display: block; flex-shrink: 0; transition: all var(--ph-ease);
}
.ph-value-page .ph-sidenav-item.is-active .ph-sidenav-dot {
    background: var(--ph-gold); border-color: var(--ph-gold);
}
.ph-value-page .ph-sidenav-num {
    font-family: var(--ph-font-mono); font-size: 11px; color: var(--ph-text-dim);
    letter-spacing: 0.06em; flex-shrink: 0; transition: color var(--ph-ease);
}
.ph-value-page .ph-sidenav-item.is-active .ph-sidenav-num { color: var(--ph-gold); }
.ph-value-page .ph-sidenav-label {
    font-family: var(--ph-font-mono); font-size: 11px; color: var(--ph-text-dim);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    max-width: 72px; min-width: 0; transition: color var(--ph-ease);
    letter-spacing: 0.04em;
}
.ph-value-page .ph-sidenav-item.is-active .ph-sidenav-label { color: var(--ph-text-muted); }
.ph-value-page .ph-sidenav-item:hover .ph-sidenav-label,
.ph-value-page .ph-sidenav-item:hover .ph-sidenav-num { color: var(--ph-text-muted); }
.ph-value-page .ph-sidenav-live {
    display: flex; align-items: center; gap: 8px; padding-right: 8px;
}
.ph-value-page .ph-live-dot {
    width: 7px; height: 7px; background: var(--ph-teal);
    border-radius: 50%; flex-shrink: 0; animation: ph-pulse 2s infinite;
}
.ph-value-page .ph-live-label {
    font-family: var(--ph-font-mono); font-size: 8px; color: var(--ph-teal);
    text-transform: uppercase; letter-spacing: 0.08em;
}
@keyframes ph-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}
@media (max-width: 900px) {
    .ph-value-page { padding-left: 0; }
    .ph-value-page .ph-sidenav { display: none; }
}
.ph-value-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--ph-border-light) 1px, transparent 1px),
        linear-gradient(90deg, var(--ph-border-light) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}
.ph-value-page > * { position: relative; z-index: 1; }

/* ── Shared layout ──────────────────────────────────────────── */
.pv-wrap {
    max-width: var(--ph-max-w);
    margin: 0 auto;
    padding: 0 64px;
}
.pv-section {
    padding: 100px 0;
    border-top: 1px solid var(--ph-border);
}
.pv-eyebrow {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ph-signal-cyan, #59d7ff);
    margin-bottom: 16px;
    display: block;
}
.pv-section-title {
    font-family: var(--ph-font-display);
    font-size: 40px;
    font-weight: 600;
    color: var(--ph-text-bright);
    margin-bottom: 16px;
    line-height: 1.1;
    letter-spacing: -0.01em;
}
.pv-section-sub {
    font-size: 15px;
    color: var(--ph-text-muted);
    max-width: 680px;
    margin-bottom: 52px;
    line-height: 1.75;
}

/* ── HERO ─────────────────────────────────────────────────── */
.pv-hero {
    padding: 120px 0 100px;
    border-bottom: 1px solid var(--ph-border);
    position: relative;
}
.pv-hero-h1 {
    font-family: var(--ph-font-display);
    font-size: 68px;
    font-weight: 600;
    color: var(--ph-text-bright);
    margin-bottom: 24px;
    line-height: 1.08;
    letter-spacing: -0.02em;
}
.pv-hero-h1 em { color: var(--ph-gold); font-style: italic; }

.pv-hero-sub {
    font-family: var(--ph-font-display);
    font-size: 22px;
    font-style: italic;
    color: var(--ph-text-muted);
    margin-bottom: 24px;
    max-width: 600px;
}

.pv-hero-fullname {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--ph-text-dim);
    margin-bottom: 40px;
    padding: 8px 16px;
    border: 1px solid var(--ph-border);
    display: inline-block;
}

.pv-hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ── PROBLEM ──────────────────────────────────────────────── */
.pv-problem-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}
.pv-problem-text p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--ph-text);
    margin-bottom: 20px;
}
.pv-problem-text em { color: var(--ph-text-bright); font-style: italic; }
.pv-problem-text strong { color: var(--ph-text-bright); }

.pv-contrast-row {
    padding: 20px;
    border: 1px solid var(--ph-border);
    margin-bottom: 12px;
}
.pv-contrast-old { border-top: 2px solid var(--ph-red-mid); }
.pv-contrast-new { border-top: 2px solid var(--ph-teal); }

.pv-contrast-tag {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
}
.pv-contrast-old .pv-contrast-tag { color: var(--ph-red-mid); }
.pv-contrast-new .pv-contrast-tag { color: var(--ph-teal); }

.pv-contrast-row p {
    font-size: 13px;
    line-height: 1.65;
    color: var(--ph-text);
    margin: 0;
}

/* ── ARCHITECTURE LAYERS ──────────────────────────────────── */
.pv-architecture { background: var(--ph-surface); }
.pv-layers { display: flex; flex-direction: column; gap: 0; }

.pv-layer {
    border: 1px solid var(--ph-border);
    border-top: none;
}
.pv-layers .pv-layer:first-child { border-top: 1px solid var(--ph-border); }

.pv-layer-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 28px;
    background: var(--ph-bg);
    border-bottom: 1px solid var(--ph-border);
}

.pv-layer-num {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ph-text-dim);
}
.pv-layer-name {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--ph-text-bright);
}
.pv-layer-tag {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 8px;
    border: 1px solid var(--ph-border-gold);
    color: var(--ph-gold);
    background: var(--ph-gold-dim);
    margin-left: auto;
}

.pv-layer-body { padding: 28px; }
.pv-layer-body h3 {
    font-family: var(--ph-font-body);
    font-size: 15px;
    font-weight: 700;
    color: var(--ph-text-bright);
    margin-bottom: 12px;
}
.pv-layer-body > p {
    font-size: 14px;
    color: var(--ph-text-muted);
    line-height: 1.75;
    max-width: 700px;
    margin-bottom: 20px;
}

.pv-layer-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.pv-tag {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.08em;
    padding: 4px 10px;
    border: 1px solid var(--ph-border);
    color: var(--ph-text-muted);
}
.pv-tag-gold { border-color: var(--ph-border-gold); color: var(--ph-gold); background: var(--ph-gold-dim); }

/* Layer 2 role strip */
.pv-vc-roles {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 20px;
}
.pv-vc-role {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 14px;
    border: 1px solid var(--ph-border);
    background: var(--ph-bg);
    font-size: 11px;
    font-weight: 500;
    color: var(--ph-text-muted);
    text-align: center;
    gap: 4px;
}
.pv-vc-role-active {
    border-color: rgba(61,232,184,0.4);
    background: rgba(61,232,184,0.06);
    color: var(--ph-teal);
}
.pv-vc-role-type { font-size: 9px; letter-spacing: 0.08em; color: var(--ph-text-dim); }
.pv-vc-arrow { color: var(--ph-text-dim); font-family: var(--ph-font-mono); font-size: 16px; }

/* ── CONTEXT OVERLAY ──────────────────────────────────────── */
.pv-chain-diagram {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.pv-chain-node {
    display: flex;
    flex-direction: column;
    padding: 16px 18px;
    border: 1px solid var(--ph-border);
    background: var(--ph-surface);
    gap: 6px;
    align-items: center;
    text-align: center;
}
.pv-chain-active {
    border-color: rgba(61,232,184,0.4);
    background: rgba(61,232,184,0.06);
}
.pv-chain-label { font-size: 12px; font-weight: 600; color: var(--ph-text-bright); }
.pv-chain-role { font-size: 10px; letter-spacing: 0.08em; color: var(--ph-text-dim); }
.pv-chain-role-active { color: var(--ph-teal) !important; }
.pv-chain-you { font-size: 9px; letter-spacing: 0.08em; color: var(--ph-teal); }
.pv-chain-arrow { color: var(--ph-text-dim); font-family: var(--ph-font-mono); font-size: 20px; }

.pv-exposure-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-bottom: 36px;
    border: 1px solid var(--ph-border);
}
.pv-exposure { padding: 24px 28px; }
.pv-exposure.upstream { border-right: 1px solid var(--ph-border); }
.pv-exposure-label {
    font-size: 10px; font-weight: 600; letter-spacing: 0.14em;
    text-transform: uppercase; margin-bottom: 14px; display: block;
}
.pv-exposure.upstream .pv-exposure-label { color: var(--ph-blue-mid); }
.pv-exposure.downstream .pv-exposure-label { color: var(--ph-teal); }
.pv-exposure ul { list-style: none; padding: 0; margin: 0; }
.pv-exposure li { font-size: 13px; color: var(--ph-text-muted); padding: 7px 0; border-bottom: 1px solid var(--ph-border); }
.pv-exposure li::before { content: '— '; color: var(--ph-text-dim); }

.pv-m2m-callout {
    padding: 28px;
    border: 1px solid var(--ph-border-gold);
    background: var(--ph-gold-dim);
}
.pv-m2m-label {
    font-size: 10px; font-weight: 600; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--ph-gold); margin-bottom: 8px; display: block;
}
.pv-m2m-text { font-size: 14px; color: var(--ph-text); margin-bottom: 12px; }
.pv-m2m-chains { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.pv-m2m-note { font-size: 13px; color: var(--ph-text-muted); margin: 0; }

/* ── MODULES ──────────────────────────────────────────────── */
.pv-modules-section { background: var(--ph-bg-2); }
.pv-modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border: 1px solid var(--ph-border);
}
.pv-module-card {
    padding: 28px 24px;
    border-right: 1px solid var(--ph-border);
    border-bottom: 1px solid var(--ph-border);
    transition: background var(--ph-ease);
}
.pv-module-card:nth-child(3), .pv-module-card:nth-child(6) { border-right: none; }
.pv-module-card:nth-child(4), .pv-module-card:nth-child(5), .pv-module-card:nth-child(6) { border-bottom: none; }
.pv-module-card:hover { background: var(--ph-surface); border-top: 2px solid var(--ph-gold); margin-top: -2px; }

.pv-module-tag {
    font-size: 9px; font-weight: 600; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--ph-text-muted); margin-bottom: 10px; display: block;
}
.pv-module-tag-gold { color: var(--ph-gold) !important; }
.pv-module-card h4 {
    font-family: var(--ph-font-body);
    font-size: 14px; font-weight: 700; color: var(--ph-text-bright); margin-bottom: 10px;
}
.pv-module-card > p { font-size: 13px; color: var(--ph-text-muted); line-height: 1.65; margin-bottom: 16px; }
.pv-module-card-gold { border-top: 2px solid var(--ph-gold); background: var(--ph-surface); }

.pv-module-signals { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--ph-border); padding-top: 12px; }
.pv-module-signals li { font-size: 11px; color: var(--ph-text-dim); padding: 4px 0; border-bottom: 1px solid var(--ph-border); }
.pv-module-signals li::before { content: '↗ '; color: var(--ph-gold); font-family: var(--ph-font-mono); }

/* ── UNIVERSAL ROLES ──────────────────────────────────────── */
.pv-role-strip {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--ph-border);
    overflow-x: auto;
    margin-bottom: 0;
}
.pv-role-btn {
    padding: 14px 18px;
    background: var(--ph-bg);
    border: none;
    border-right: 1px solid var(--ph-border);
    font-family: var(--ph-font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ph-text-muted);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--ph-ease);
}
.pv-role-btn:last-child { border-right: none; }
.pv-role-btn:hover { color: var(--ph-text-bright); background: var(--ph-surface); }
.pv-role-btn.is-active {
    background: var(--ph-gold-dim);
    color: var(--ph-gold);
    border-bottom: 2px solid var(--ph-gold);
}
.pv-role-strip-arrow {
    padding: 0 6px;
    color: var(--ph-text-dim);
    font-family: var(--ph-font-mono);
    font-size: 14px;
    flex-shrink: 0;
    border-right: 1px solid var(--ph-border);
    border-left: none;
    background: var(--ph-bg);
    height: 100%;
    display: flex;
    align-items: center;
    padding: 14px 6px;
}

.pv-role-panels { border: 1px solid var(--ph-border); border-top: none; }
.pv-role-panel { display: none; grid-template-columns: repeat(3, 1fr); }
.pv-role-panel.is-active { display: grid; }

.pv-rp-col {
    padding: 28px 24px;
    border-right: 1px solid var(--ph-border);
}
.pv-rp-col:last-child { border-right: none; }
.pv-rp-label {
    font-size: 10px; font-weight: 600; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--ph-gold); margin-bottom: 14px; display: block;
}
.pv-rp-list { list-style: none; padding: 0; margin: 0; }
.pv-rp-list li {
    font-size: 13px; color: var(--ph-text-muted); padding: 7px 0;
    border-bottom: 1px solid var(--ph-border);
}
.pv-rp-list li::before { content: '— '; color: var(--ph-text-dim); font-family: var(--ph-font-mono); }

/* ── ENGINE ───────────────────────────────────────────────── */
.pv-engine-section { background: var(--ph-surface); }
.pv-engine-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    border: 1px solid var(--ph-border);
}
.pv-engine-box { padding: 36px 32px; background: var(--ph-bg); }
.pv-engine-box:first-child { border-right: 1px solid var(--ph-border); }
.pv-engine-box:last-child { border-left: 1px solid var(--ph-border); }
.pv-engine-label {
    font-size: 10px; font-weight: 600; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--ph-gold); margin-bottom: 12px; display: block;
}
.pv-engine-box h3 {
    font-family: var(--ph-font-display);
    font-size: 30px; color: var(--ph-text-bright); margin-bottom: 14px;
}
.pv-engine-box p { font-size: 14px; color: var(--ph-text-muted); line-height: 1.75; margin: 0; }

.pv-engine-formula-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 28px;
    background: var(--ph-gold-dim);
    border-left: 1px solid var(--ph-border-gold);
    border-right: 1px solid var(--ph-border-gold);
}
.pv-ef-formula {
    font-size: 16px; font-weight: 600; color: var(--ph-gold); text-align: center;
    letter-spacing: 0.04em; margin: 0;
}
.pv-ef-equals {
    font-family: var(--ph-font-display);
    font-size: 40px; color: var(--ph-gold); margin: 8px 0; font-weight: 700;
}
.pv-ef-output {
    font-size: 16px; font-weight: 700; color: var(--ph-text-bright); margin: 0;
}

/* ── CTA ──────────────────────────────────────────────────── */
.pv-cta {
    padding: 100px 0;
    background: var(--ph-surface-2);
    border-top: 1px solid var(--ph-border-gold);
    text-align: center;
}
.pv-cta-inner { max-width: 700px; margin: 0 auto; }
.pv-cta-title {
    font-family: var(--ph-font-display);
    font-size: 56px; font-weight: 600;
    color: var(--ph-text-bright); margin-bottom: 16px; line-height: 1.1;
}
.pv-cta-pilot {
    font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--ph-teal); margin-bottom: 20px; display: block;
}
.pv-cta-sub { font-size: 15px; color: var(--ph-text-muted); line-height: 1.75; margin-bottom: 36px; }
.pv-cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
    .pv-wrap { padding: 0 24px; }
    .pv-hero-h1 { font-size: 44px; }
    .pv-section-title { font-size: 36px; }
    .pv-cta-title { font-size: 38px; }
    .pv-problem-grid { grid-template-columns: 1fr; gap: 32px; }
    .pv-modules-grid { grid-template-columns: 1fr; }
    .pv-module-card { border-right: 1px solid var(--ph-border); border-bottom: 1px solid var(--ph-border); }
    .pv-module-card:last-child { border-bottom: none; }
    .pv-engine-grid { grid-template-columns: 1fr; }
    .pv-engine-box:first-child { border-right: none; border-bottom: 1px solid var(--ph-border); }
    .pv-engine-box:last-child { border-left: none; border-top: 1px solid var(--ph-border); }
    .pv-engine-formula-box { border: 1px solid var(--ph-border-gold); flex-direction: row; gap: 16px; justify-content: center; }
    .pv-exposure-grid { grid-template-columns: 1fr; }
    .pv-exposure.upstream { border-right: none; border-bottom: 1px solid var(--ph-border); }
    .pv-role-panel.is-active { grid-template-columns: 1fr; }
    .pv-rp-col { border-right: none; border-bottom: 1px solid var(--ph-border); }
    .pv-vc-roles { gap: 4px; }
    .pv-chain-diagram { gap: 4px; }
}