:root {
    /* ink ramp is inverted: 900 = brightest text, 50 = darkest subtle surface */
    --ink-900: #f5f7fb;
    --ink-800: #e4e9f2;
    --ink-700: #c7d0de;
    --ink-500: #95a5bf;
    --ink-400: #7686a3;
    --ink-300: #556684;
    --ink-200: #2e3f5e;
    --ink-100: #1a2942;
    --ink-50:  #111d34;
    --surface: #0c1a2e;
    --surface-raised: #0f2340;
    --bg:      #060d1a;
    --accent:      #5a9bff;
    --accent-deep: #8cc0ff;
    --accent-soft: rgba(90, 155, 255, 0.14);
    --warm:    #f0b96a;
    --warm-soft: rgba(240, 185, 106, 0.14);
    --success: #4bc48c;
    --border:  #1b2a45;
    --border-strong: #2a3f63;
    --radius:  14px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.55), 0 2px 6px rgba(0, 0, 0, 0.35);
    --max: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

.landing-body {
    margin: 0;
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--ink-900);
    background: var(--bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.ppo-container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 28px;
}

h1, h2, h3, h4, h5 {
    color: var(--ink-900);
    letter-spacing: -0.015em;
    line-height: 1.15;
    margin: 0;
}

a { color: inherit; }

/* ---------- Nav ---------- */
.ppo-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding-top: 14px;
    padding-bottom: 14px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--ink-900);
}

.brand-mark {
    width: 30px; height: 30px;
    border-radius: 9px;
    background:
        conic-gradient(from 210deg at 50% 50%,
            #1758e8 0deg, #10a39e 90deg, #e69632 180deg,
            #d1453f 270deg, #1758e8 360deg);
    box-shadow: 0 2px 8px rgba(23, 88, 232, 0.28);
    position: relative;
}
.brand-mark::after {
    content: "";
    position: absolute;
    inset: 6px;
    background: #fff;
    border-radius: 4px;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong {
    font-weight: 700; font-size: 15px; letter-spacing: 0;
}
.brand-text em {
    font-style: normal; font-size: 10.5px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-500); margin-top: 2px;
}

.primary-nav {
    display: flex; gap: 26px;
}
.primary-nav a {
    font-size: 14px; font-weight: 500;
    color: var(--ink-500); text-decoration: none;
    transition: color .15s;
}
.primary-nav a:hover { color: var(--ink-900); }

.nav-cta { display: flex; gap: 10px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .08s, background .15s, border-color .15s, box-shadow .15s, color .15s;
    white-space: nowrap;
}
.btn-lg { padding: 13px 22px; font-size: 15px; }
.btn-primary {
    background: var(--accent); color: #fff;
    box-shadow: 0 1px 2px rgba(23, 88, 232, 0.25), 0 2px 6px rgba(23, 88, 232, 0.18);
}
.btn-primary:hover { background: var(--accent-deep); }
.btn-secondary {
    background: #fff; color: var(--ink-900);
    border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--ink-700); }
.btn-ghost {
    background: transparent; color: var(--ink-700);
    border-color: transparent;
}
.btn-ghost:hover { color: var(--ink-900); background: var(--ink-50); }

/* ---------- Hero ---------- */
.hero {
    padding: 72px 0 0;
    background:
        radial-gradient(900px 460px at 92% -10%, rgba(23, 88, 232, 0.10), transparent 70%),
        radial-gradient(720px 420px at -8% 20%, rgba(16, 163, 158, 0.08), transparent 70%),
        linear-gradient(180deg, #ffffff 0%, #f7f8fb 100%);
    border-bottom: 1px solid var(--border);
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 56px;
    align-items: center;
    padding-bottom: 56px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 12px; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--ink-700);
    background: #fff;
}
.eyebrow-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(17, 123, 93, 0.15);
}

.hero h1 {
    font-size: clamp(36px, 4.6vw, 58px);
    font-weight: 700;
    margin: 22px 0 16px;
    letter-spacing: -0.022em;
}

.lede {
    font-size: 18px;
    color: var(--ink-500);
    max-width: 560px;
    margin: 0 0 28px;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; }

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    margin: 0;
    padding: 22px 0 0;
    border-top: 1px solid var(--border);
}
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats dt {
    font-size: 11.5px; font-weight: 600;
    color: var(--ink-400);
    letter-spacing: 0.1em; text-transform: uppercase;
    margin-bottom: 4px;
}
.hero-stats dd {
    margin: 0; font-size: 20px; font-weight: 700; color: var(--ink-900);
}

.hero-panel {
    border-radius: var(--radius);
    background: #0c1a2e;
    color: #dbe4f3;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid #1b2a45;
}
.panel-chrome {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 14px;
    background: #0a1628;
    border-bottom: 1px solid #1b2a45;
}
.panel-chrome .dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red { background: #e05b58; } .dot-amber { background: #e6a34b; } .dot-green { background: #4fb26d; }
.panel-title {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 12px; color: #8aa0c2; margin-left: 6px;
}
.panel-body {
    margin: 0; padding: 22px 24px 26px;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 13.5px; line-height: 1.7;
    white-space: pre;
    overflow-x: auto;
}
.panel-body code { color: inherit; }
.tok-c { color: #6f8bb3; }
.tok-k { color: #8cc7ff; }
.tok-s { color: #d1b37a; }
.tok-p { color: #a7f0c8; }
.tok-g { color: #73d1a0; }
.tok-w { color: #f0b96a; }

/* ---------- Trust strip ---------- */
.trust-strip {
    background: #ffffff;
    border-top: 1px solid var(--border);
}
.trust-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 28px;
    padding: 22px 28px;
}
.trust-label {
    font-size: 12px; font-weight: 600;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--ink-400);
}
.trust-logos {
    display: flex; flex-wrap: wrap; gap: 28px;
    list-style: none; margin: 0; padding: 0;
}
.trust-logos li {
    font-size: 14px; font-weight: 600;
    color: var(--ink-500);
    letter-spacing: 0.02em;
}

/* ---------- Section scaffold ---------- */
.section { padding: 88px 0; }
.section-alt { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-dark {
    background: linear-gradient(180deg, #0b1a31 0%, #0a1526 100%);
    color: #d8e1f0;
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }

.section-header {
    max-width: 720px;
    margin-bottom: 44px;
}
.section-kicker {
    display: inline-block;
    font-size: 12px; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}
.section-kicker.on-dark { color: #7ab0ff; }
.section-header h2 {
    font-size: clamp(28px, 3.2vw, 40px);
    font-weight: 700;
    margin-bottom: 12px;
}
.section-header p {
    font-size: 16.5px;
    color: var(--ink-500);
    margin: 0;
}
.section-dark .section-header p { color: #a8b7cf; }

/* ---------- Action cards ---------- */
.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 20px;
}
.action-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 32px 28px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    gap: 14px;
    box-shadow: var(--shadow-sm);
    transition: transform .18s, box-shadow .18s, border-color .18s;
}
.action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(23, 88, 232, 0.35);
}
.action-card[data-action="recode"]:hover {
    border-color: rgba(200, 106, 27, 0.45);
}

.action-top {
    display: flex; align-items: center; justify-content: space-between;
}
.action-index {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 13px; letter-spacing: 0.14em;
    color: var(--ink-400);
}
.action-pill {
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 4px 10px; border-radius: 999px;
    background: rgba(16, 163, 158, 0.12);
    color: #0b6d69;
}
.action-pill.accent {
    background: var(--warm-soft); color: #8c4a12;
}

.action-card h3 {
    font-size: 30px; font-weight: 700;
    letter-spacing: -0.015em;
    margin-top: 2px;
}

.action-sub {
    margin: 0;
    color: var(--ink-500);
    font-size: 15px;
}

.action-points {
    list-style: none; padding: 0; margin: 4px 0 0;
    display: flex; flex-direction: column; gap: 8px;
    border-top: 1px solid var(--border);
    padding-top: 16px;
}
.action-points li {
    font-size: 14px; color: var(--ink-800);
    padding-left: 22px;
    position: relative;
}
.action-points li::before {
    content: "";
    position: absolute; left: 0; top: 9px;
    width: 12px; height: 2px; border-radius: 2px;
    background: var(--accent);
}
.action-card[data-action="recode"] .action-points li::before { background: var(--warm); }

.action-cta {
    margin-top: 14px;
    font-weight: 600; font-size: 14.5px;
    color: var(--accent-deep);
    display: inline-flex; gap: 8px; align-items: center;
    transition: gap .15s;
}
.action-card:hover .action-cta { gap: 12px; }
.action-card[data-action="recode"] .action-cta { color: #8c4a12; }

/* ---------- Features ---------- */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.feature {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 22px 22px 20px;
    box-shadow: var(--shadow-sm);
}
.feature h4 {
    font-size: 16px; font-weight: 600;
    margin: 12px 0 6px;
}
.feature p {
    margin: 0; color: var(--ink-500); font-size: 14px;
}
.feature-icon {
    width: 36px; height: 36px; border-radius: 8px;
    background: var(--accent-soft);
    position: relative;
}
.feature-icon::before,
.feature-icon::after {
    content: "";
    position: absolute;
    background: var(--accent);
    border-radius: 2px;
}
.feature-icon[data-icon="rulebook"]::before { left: 9px; top: 9px; width: 12px; height: 2px; box-shadow: 0 5px 0 var(--accent), 0 10px 0 var(--accent); }
.feature-icon[data-icon="rulebook"]::after  { display: none; }

.feature-icon[data-icon="profile"]::before { left: 10px; top: 8px; width: 16px; height: 16px; border: 2px solid var(--accent); background: transparent; border-radius: 4px; }
.feature-icon[data-icon="profile"]::after  { left: 13px; top: 13px; width: 10px; height: 2px; box-shadow: 0 4px 0 var(--accent); }

.feature-icon[data-icon="sonic"]::before { left: 10px; top: 10px; width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--accent); background: transparent; }
.feature-icon[data-icon="sonic"]::after  { left: 17px; top: 10px; width: 2px; height: 16px; }

.feature-icon[data-icon="audit"]::before { left: 9px; top: 8px; width: 18px; height: 20px; border: 2px solid var(--accent); background: transparent; border-radius: 3px; }
.feature-icon[data-icon="audit"]::after  { left: 13px; top: 14px; width: 10px; height: 2px; box-shadow: 0 4px 0 var(--accent); }

.feature-icon[data-icon="rbac"]::before { left: 13px; top: 8px; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--accent); background: transparent; }
.feature-icon[data-icon="rbac"]::after  { left: 8px; top: 20px; width: 20px; height: 10px; border: 2px solid var(--accent); background: transparent; border-radius: 10px 10px 0 0; }

.feature-icon[data-icon="api"]::before { left: 8px; top: 14px; width: 6px; height: 6px; box-shadow: 8px 0 0 var(--accent), 16px 0 0 var(--accent); border-radius: 50%; }
.feature-icon[data-icon="api"]::after  { display: none; }

/* ---------- CLI section ---------- */
.section-cli {
    background:
        radial-gradient(600px 320px at 10% -20%, rgba(23, 88, 232, 0.08), transparent 70%),
        radial-gradient(520px 280px at 110% 10%, rgba(16, 163, 158, 0.08), transparent 70%),
        #fff;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cli-layout {
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 24px;
    align-items: stretch;
}

.cli-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.cli-card-primary {
    background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
    border-color: rgba(23, 88, 232, 0.25);
}
.cli-card header { display: flex; flex-direction: column; gap: 8px; }
.cli-tag {
    align-self: flex-start;
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--accent-deep);
    background: var(--accent-soft);
    padding: 4px 10px;
    border-radius: 999px;
}
.cli-card h3 {
    font-size: 24px; font-weight: 700; margin: 0;
}
.cli-card p { margin: 0; color: var(--ink-500); font-size: 15px; }
.cli-card code {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 13px;
    background: var(--ink-50);
    padding: 1px 6px;
    border-radius: 4px;
    color: var(--ink-800);
}

.cli-shell {
    border-radius: 10px;
    background: #0c1a2e;
    border: 1px solid #1b2a45;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(10, 21, 38, 0.18);
}
.cli-shell-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: #0a1628;
    border-bottom: 1px solid #1b2a45;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 12px;
    color: #8aa0c2;
}
.cli-shell-prompt { color: #4fb26d; font-weight: 700; }
.cli-shell-title { flex: 1; }
.cli-copy {
    font: inherit;
    color: #cfe0ff;
    background: transparent;
    border: 1px solid #2a3f63;
    border-radius: 6px;
    padding: 3px 10px;
    cursor: pointer;
    transition: background .15s, border-color .15s, color .15s;
}
.cli-copy:hover { background: #162846; color: #fff; border-color: #3e578a; }
.cli-copy.is-copied { color: #73d1a0; border-color: #2a5c4a; }

.cli-shell-body {
    margin: 0;
    padding: 18px 20px 22px;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 13.5px;
    line-height: 1.7;
    color: #dbe4f3;
    white-space: pre-wrap;
    overflow-x: auto;
}
.cli-shell-body .tok-host { color: #8cc7ff; }

.cli-check {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 8px;
}
.cli-check li {
    font-size: 14px; color: var(--ink-700);
    padding-left: 24px;
    position: relative;
}
.cli-check li::before {
    content: "";
    position: absolute; left: 4px; top: 6px;
    width: 10px; height: 6px;
    border-left: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
    transform: rotate(-45deg);
}

.cli-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: auto;
}

.cli-side {
    display: grid;
    gap: 16px;
    grid-auto-rows: 1fr;
}
.cli-mini {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: var(--shadow-sm);
}
.cli-mini p { margin: 0; color: var(--ink-500); font-size: 14px; }
.cli-mini-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.cli-mini h4 { font-size: 15px; font-weight: 600; margin: 0; }
.cli-mini-ver {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 11px; letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-400);
}
.cli-mini-cmd {
    margin: 0;
    background: var(--ink-50);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 12px;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 12.5px;
    color: var(--ink-800);
    overflow-x: auto;
}
.cli-mini-link {
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    color: var(--accent-deep);
    margin-top: auto;
}
.cli-mini-link:hover { color: var(--accent); }

.cli-mini-dark {
    background: #0c1a2e;
    border-color: #1b2a45;
    color: #cfd9ec;
}
.cli-mini-dark h4 { color: #fff; }
.cli-mini-dark p { color: #a8b7cf; }
.cli-mini-dark .cli-mini-ver { color: #7ab0ff; }
.cli-mini-dark .cli-mini-cmd {
    background: #0a1628;
    border-color: #1b2a45;
    color: #dbe4f3;
}
.cli-mini-dark .cli-mini-link { color: #8cc7ff; }
.cli-mini-dark .cli-mini-link:hover { color: #bcd7ff; }

.cli-usage {
    margin-top: 36px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 32px;
}
.cli-usage h4 {
    font-size: 13px; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--ink-500);
    margin: 0 0 18px;
}
.cli-usage-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 32px;
    align-items: start;
}
.cli-usage pre {
    margin: 0;
    background: #0c1a2e;
    color: #dbe4f3;
    border-radius: 10px;
    padding: 20px 22px;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 13px;
    line-height: 1.7;
    overflow-x: auto;
}
.cli-usage pre .tok-c { color: #6f8bb3; }
.cli-usage-notes {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 12px;
}
.cli-usage-notes li {
    font-size: 14.5px; color: var(--ink-700);
    padding-left: 14px; position: relative;
}
.cli-usage-notes li::before {
    content: "";
    position: absolute; left: 0; top: 10px;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
}
.cli-usage-notes strong { color: var(--ink-900); font-weight: 600; }
.cli-usage-notes code {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 12.5px;
    background: var(--ink-50);
    padding: 1px 6px;
    border-radius: 4px;
}

@media (max-width: 960px) {
    .cli-layout { grid-template-columns: 1fr; }
    .cli-usage-grid { grid-template-columns: 1fr; }
}

/* ---------- Flow ---------- */
.flow-list {
    list-style: none; padding: 0; margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}
.flow-list li {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 22px;
    display: flex;
    gap: 14px;
}
.flow-num {
    flex: none;
    width: 32px; height: 32px; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--accent-soft);
    color: var(--accent-deep);
    font-weight: 700; font-size: 14px;
    font-family: "JetBrains Mono", ui-monospace, monospace;
}
.flow-list h4 { font-size: 15px; margin: 2px 0 6px; }
.flow-list p { margin: 0; color: var(--ink-500); font-size: 14px; }

/* ---------- Security ---------- */
.security-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: start;
}
.security-copy h2 {
    font-size: clamp(28px, 3vw, 38px);
    margin: 12px 0 16px;
    color: #fff;
}
.security-copy p {
    color: #a8b7cf; font-size: 16px;
    margin: 0 0 24px; max-width: 460px;
}
.security-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 14px;
}
.security-list li {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 18px;
    align-items: baseline;
}
.security-list strong {
    color: #fff; font-weight: 600; font-size: 14.5px;
}
.security-list span { color: #b7c4db; font-size: 14px; }

/* ---------- Metrics ---------- */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}
.metric {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 26px 24px;
    display: flex; flex-direction: column; gap: 8px;
    box-shadow: var(--shadow-sm);
}
.metric-value {
    font-size: 38px; font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink-900);
    font-family: "Inter", sans-serif;
}
.metric-value .unit {
    font-size: 18px; color: var(--ink-400);
    font-weight: 600; margin-left: 2px;
}
.metric-label {
    font-size: 13.5px; color: var(--ink-500);
}

/* ---------- CTA ---------- */
.section-cta {
    padding: 72px 0;
    background:
        radial-gradient(600px 300px at 0% 0%, rgba(90, 155, 255, 0.16), transparent 70%),
        linear-gradient(135deg, #0c1a2e 0%, #10243f 100%);
    border-top: 1px solid var(--border);
}
.cta-inner {
    display: flex;
    justify-content: space-between;
    gap: 32px;
    align-items: center;
    flex-wrap: wrap;
}
.cta-inner h2 { font-size: clamp(24px, 2.6vw, 32px); margin: 0 0 8px; }
.cta-inner p { margin: 0; color: var(--ink-500); max-width: 560px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.landing-footer {
    background: #0a1526;
    color: #a8b7cf;
    padding: 56px 0 22px;
}
.landing-footer a { color: #cfd9ec; text-decoration: none; }
.landing-footer a:hover { color: #fff; }
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(3, 1fr);
    gap: 32px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .brand-text strong { color: #fff; }
.footer-brand .brand-text em { color: #8aa0c2; }
.footer-brand p {
    color: #8aa0c2;
    font-size: 14px;
    max-width: 280px;
    margin: 14px 0 0;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h5 {
    font-size: 12px; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: #fff; margin: 0 0 4px;
}
.footer-col a { font-size: 14px; }
.footer-bar {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding-top: 18px;
}
.footer-bar .muted { color: #6f85a5; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .hero-inner { grid-template-columns: 1fr; padding-bottom: 40px; }
    .hero-panel { order: 2; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .security-grid { grid-template-columns: 1fr; gap: 32px; }
    .security-list li { grid-template-columns: 1fr; gap: 4px; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .primary-nav { display: none; }
    .nav-cta .btn-ghost { display: none; }
}

@media (max-width: 640px) {
    .ppo-container { padding: 0 20px; }
    .section { padding: 60px 0; }
    .hero { padding-top: 48px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .action-card { padding: 24px; }
    .action-card h3 { font-size: 26px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bar { flex-direction: column; gap: 6px; }
    .cta-inner { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   Dark theme overrides (applied globally)
   ============================================================ */
.landing-body { background: var(--bg); color: var(--ink-900); }

.ppo-nav {
    background: rgba(7, 13, 26, 0.82);
    border-bottom-color: var(--border);
}
.brand { color: var(--ink-900); }
.brand-mark::after { background: var(--surface); }
.primary-nav a { color: var(--ink-500); }
.primary-nav a:hover { color: var(--ink-900); }

.btn-secondary {
    background: var(--surface-raised);
    color: var(--ink-900);
    border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--accent); background: var(--surface); }
.btn-ghost { color: var(--ink-700); background: transparent; }
.btn-ghost:hover { color: var(--ink-900); background: var(--ink-100); }
.btn-primary {
    background: var(--accent);
    color: #06101f;
}
.btn-primary:hover { background: var(--accent-deep); color: #06101f; }

.hero {
    background:
        radial-gradient(900px 460px at 92% -10%, rgba(90, 155, 255, 0.16), transparent 70%),
        radial-gradient(720px 420px at -8% 20%, rgba(75, 196, 140, 0.10), transparent 70%),
        linear-gradient(180deg, #07111f 0%, #060d1a 100%);
    border-bottom: 1px solid var(--border);
}
.eyebrow {
    background: var(--surface-raised);
    color: var(--ink-700);
    border-color: var(--border-strong);
}
.hero-stats { border-top-color: var(--border); }
.hero-stats dd { color: var(--ink-900); }
.lede { color: var(--ink-500); }

.trust-strip {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-alt {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

/* feature / action / flow / security cards */
.feature, .action-card, .flow-list li, .security-card,
.fleet-card, .metric-card, .testimonial, .pricing-card,
.cli-card, .cli-mini, .cli-usage {
    background: var(--surface);
    border-color: var(--border);
    color: var(--ink-800);
}
.cli-card-primary {
    background: linear-gradient(180deg, var(--surface-raised) 0%, var(--surface) 100%);
    border-color: var(--border-strong);
}
.cli-mini-dark {
    background: #060d1a;
    border-color: var(--border);
}

.section-cli {
    background:
        radial-gradient(600px 320px at 10% -20%, rgba(90, 155, 255, 0.10), transparent 70%),
        radial-gradient(520px 280px at 110% 10%, rgba(75, 196, 140, 0.08), transparent 70%),
        var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cli-mini-cmd,
.cli-card code,
.cli-usage-notes code {
    background: #060d1a;
    border-color: var(--border);
    color: var(--ink-800);
}

.cta-banner {
    background: linear-gradient(135deg, #0c1a2e 0%, #10243f 100%);
    border: 1px solid var(--border);
}

.landing-footer {
    background: #040a14;
    border-top: 1px solid var(--border);
    color: var(--ink-500);
}
.landing-footer a { color: var(--ink-500); }
.landing-footer a:hover { color: var(--ink-900); }
.footer-brand .brand-text strong { color: var(--ink-900); }

.section-kicker { color: var(--accent); }
.section-header p { color: var(--ink-500); }

/* inline svg / icon tints */
.feature-icon { filter: brightness(1.25); }