      /* HydroDemand
   Logo lives as two <symbol> blocks at the top of <body>: #hdLogo for light
   grounds, #hdLogoLight for dark. Keep that block first or every <use> breaks.
   Palette is taken straight off the logo: navy, blue, teal. Nothing else. */

      :root {
        --paper: #eef1f5;
        --card: #f8fafc;
        --ink: #0a1428;
        --ink-70: rgba(10, 20, 40, 0.7);
        --ink-45: rgba(10, 20, 40, 0.45);
        --ink-14: rgba(10, 20, 40, 0.14);
        --ink-07: rgba(10, 20, 40, 0.07);
        --deep: #0f1e3f;
        --deep-2: #17305f;
        --blue: #1877f2;
        --blue-dk: #1b5fd9;
        --blue-lt: #6fb0ff;
        --teal: #1bb8ae;
        --teal-lt: #56d6ce;
        --pale: rgba(255, 255, 255, 0.72);
        --pale-45: rgba(255, 255, 255, 0.45);
        --pale-30: rgba(255, 255, 255, 0.3);
        --pale-16: rgba(255, 255, 255, 0.16);
        --pale-08: rgba(255, 255, 255, 0.08);
        --brandline: linear-gradient(90deg, #0f1e3f, #1877f2 52%, #1bb8ae);
        --shell: 1200px;
        --disp: "Archivo", system-ui, sans-serif;
        --body: "Public Sans", system-ui, sans-serif;
        --mono: "IBM Plex Mono", ui-monospace, monospace;
        --logo: "Oxanium", var(--disp);
      }
      *,
      *::before,
      *::after {
        box-sizing: border-box;
      }
      html {
        scroll-behavior: smooth;
        scroll-padding-top: 84px;
      }
      body {
        margin: 0;
        background: var(--paper);
        color: var(--ink);
        font-family: var(--body);
        font-size: 17px;
        line-height: 1.62;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
      }
      img,
      svg {
        display: block;
      }
      a {
        color: inherit;
        text-decoration: none;
      }
      button {
        font: inherit;
        color: inherit;
        background: none;
        border: none;
        cursor: pointer;
      }
      :focus-visible {
        outline: 2px solid var(--blue);
        outline-offset: 3px;
      }

      .shell {
        width: 100%;
        max-width: var(--shell);
        margin: 0 auto;
        padding: 0 28px;
        position: relative;
        z-index: 1;
      }

      /* Uneven on purpose. Don't normalise. */
      .band {
        padding: 104px 0;
        position: relative;
      }
      .band.air {
        padding: 148px 0 128px;
      }
      .band.tight {
        padding: 70px 0;
      }
      .band.squeeze {
        padding: 56px 0;
      }
      .band.dark {
        background: var(--deep);
        color: #fff;
      }
      .band.dark .eyebrow {
        color: var(--teal-lt);
      }

      h1,
      h2,
      h3,
      h4 {
        font-family: var(--disp);
        font-weight: 800;
        letter-spacing: -0.03em;
        line-height: 1.02;
        margin: 0;
      }
      h1 {
        font-size: clamp(2.6rem, 6vw, 4.4rem);
      }
      h2 {
        font-size: clamp(2.1rem, 4.2vw, 3.3rem);
      }
      h2.huge {
        font-size: clamp(2.4rem, 6.6vw, 5.2rem);
        letter-spacing: -0.042em;
        line-height: 0.98;
      }
      h3 {
        font-size: clamp(1.22rem, 2vw, 1.55rem);
        letter-spacing: -0.02em;
        line-height: 1.15;
      }
      p {
        margin: 0 0 18px;
      }
      .lede {
        font-size: 19px;
        line-height: 1.66;
        color: var(--ink-70);
        max-width: 56ch;
      }
      .dark .lede {
        color: var(--pale);
      }
      .short {
        font-size: 19px;
        font-weight: 600;
        color: var(--ink);
        max-width: 34ch;
      }
      .dark .short {
        color: #fff;
      }

      .eyebrow {
        font-family: var(--mono);
        font-size: 11.5px;
        font-weight: 500;
        letter-spacing: 0.22em;
        text-transform: uppercase;
        color: var(--blue);
        display: flex;
        align-items: center;
        gap: 10px;
        margin: 0 0 22px;
      }
      .eyebrow::before {
        content: "";
        width: 7px;
        height: 7px;
        background: currentColor;
        flex: none;
      }
      .label {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.2em;
        text-transform: uppercase;
        color: var(--ink-45);
        margin: 0 0 16px;
      }
      .dark .label {
        color: var(--pale-45);
      }

      .titrate {
        height: 3px;
        width: 100%;
        background: var(--brandline);
      }

      /* ---------- brand lockup ---------- */
      .brand {
        display: flex;
        align-items: center;
        gap: 11px;
        font-family: var(--logo);
        font-weight: 700;
        font-size: 20px;
        letter-spacing: -0.005em;
      }
      .brand svg {
        flex: none;
      }
      .brand span {
        color: var(--blue);
      }

      /* ---------- nav ---------- */
      .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 80;
        background: rgba(238, 241, 245, 0.9);
        backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--ink-14);
      }
      .nav-in {
        display: flex;
        align-items: center;
        gap: 32px;
        height: 72px;
      }
      .nav-links {
        display: flex;
        gap: 26px;
        margin-left: auto;
        font-size: 14.5px;
        font-weight: 500;
        font-family: var(--body);
      }
      .nav-links a {
        color: var(--ink-70);
        position: relative;
        padding: 4px 0;
      }
      .nav-links a::after {
        content: "";
        position: absolute;
        left: 0;
        right: 100%;
        bottom: 0;
        height: 1.5px;
        background: var(--blue);
        transition: right 0.22s ease;
      }
      .nav-links a:hover {
        color: var(--ink);
      }
      .nav-links a:hover::after {
        right: 0;
      }
      .nav-cta {
        margin-left: 6px;
      }

      .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        padding: 14px 26px;
        font-family: var(--disp);
        font-weight: 700;
        font-size: 15px;
        letter-spacing: -0.01em;
        background: var(--blue);
        color: #fff;
        transition:
          background 0.18s,
          transform 0.18s;
        white-space: nowrap;
      }
      .btn:hover {
        background: var(--blue-dk);
        transform: translateY(-1px);
      }
      .btn.sm {
        padding: 11px 20px;
        font-size: 14px;
      }
      .btn.teal {
        background: var(--teal);
      }
      .btn.teal:hover {
        background: #149e96;
      }
      .btn.ghost {
        background: transparent;
        color: var(--ink);
        box-shadow: inset 0 0 0 1.5px var(--ink-14);
      }
      .btn.ghost:hover {
        background: var(--ink);
        color: var(--paper);
      }
      .dark .btn.ghost {
        color: #fff;
        box-shadow: inset 0 0 0 1.5px var(--pale-16);
      }
      .dark .btn.ghost:hover {
        background: #fff;
        color: var(--deep);
      }

      .burger {
        display: none;
        margin-left: auto;
        width: 42px;
        height: 42px;
        align-items: center;
        justify-content: center;
      }
      .burger i {
        display: block;
        width: 20px;
        height: 1.5px;
        background: var(--ink);
        position: relative;
      }
      .burger i::before,
      .burger i::after {
        content: "";
        position: absolute;
        left: 0;
        width: 20px;
        height: 1.5px;
        background: var(--ink);
      }
      .burger i::before {
        top: -6px;
      }
      .burger i::after {
        top: 6px;
      }
      .drawer {
        display: none;
        padding: 16px 28px 26px;
        border-top: 1px solid var(--ink-14);
        background: var(--paper);
      }
      .drawer a {
        display: block;
        padding: 12px 0;
        font-weight: 600;
        border-bottom: 1px solid var(--ink-07);
      }
      .drawer.open {
        display: block;
      }

      /* ---------- hero ---------- */
      .hero {
        padding: 150px 0 76px;
        position: relative;
        overflow: hidden;
      }
      .hero-contours {
        position: absolute;
        right: -190px;
        top: -170px;
        width: 840px;
        height: 840px;
        pointer-events: none;
        z-index: 0;
      }
      .hero-grid {
        display: grid;
        grid-template-columns: 1.06fr 0.94fr;
        gap: 64px;
        align-items: center;
      }
      h1 .hl {
        color: var(--blue);
      }
      .hero-btns {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
        margin-top: 32px;
      }
      .hero-note {
        font-family: var(--mono);
        font-size: 12px;
        letter-spacing: 0.06em;
        color: var(--ink-45);
        margin-top: 24px;
        text-transform: uppercase;
      }

      /* ---------- estimate slip ---------- */
      .slips {
        position: relative;
        padding-bottom: 26px;
      }
      .slip {
        background: var(--card);
        box-shadow: 0 22px 60px rgba(10, 20, 40, 0.15);
        border: 1px solid var(--ink-14);
      }
      .slip-behind {
        position: absolute;
        left: 22px;
        right: 22px;
        background: var(--card);
        border: 1px solid var(--ink-14);
        height: 70px;
      }
      .slip-behind.b1 {
        bottom: -11px;
        opacity: 0.72;
      }
      .slip-behind.b2 {
        left: 40px;
        right: 40px;
        bottom: -21px;
        opacity: 0.45;
      }
      .slip-top {
        position: relative;
        z-index: 2;
      }
      .slip-head {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 22px;
        background: var(--deep);
        color: #fff;
      }
      .slip-head b {
        font-family: var(--disp);
        font-size: 13.5px;
        letter-spacing: 0.12em;
        text-transform: uppercase;
      }
      .slip-head span {
        font-family: var(--mono);
        font-size: 11px;
        color: var(--teal-lt);
        letter-spacing: 0.06em;
      }
      .slip-body {
        padding: 22px;
      }
      .row {
        display: flex;
        justify-content: space-between;
        gap: 16px;
        padding: 9px 0;
        border-bottom: 1px dashed var(--ink-14);
        font-size: 14px;
      }
      .row:last-of-type {
        border-bottom: none;
      }
      .row dt {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.13em;
        text-transform: uppercase;
        color: var(--ink-45);
      }
      .row dd {
        margin: 0;
        font-weight: 600;
        text-align: right;
      }
      .ok {
        color: var(--teal);
        font-weight: 700;
      }
      .gauge {
        margin: 20px 0 6px;
      }
      .gauge-bar {
        height: 9px;
        background: linear-gradient(
          90deg,
          var(--teal),
          var(--blue) 45%,
          var(--deep)
        );
        position: relative;
      }
      .gauge-pin {
        position: absolute;
        top: -6px;
        left: 72%;
        width: 2px;
        height: 21px;
        background: var(--ink);
      }
      .gauge-pin::after {
        content: "22 gpg";
        position: absolute;
        top: -17px;
        left: 50%;
        transform: translateX(-50%);
        font-family: var(--mono);
        font-size: 10px;
        letter-spacing: 0.08em;
        white-space: nowrap;
      }
      .gauge-scale {
        display: flex;
        justify-content: space-between;
        font-family: var(--mono);
        font-size: 10px;
        letter-spacing: 0.1em;
        color: var(--ink-45);
        margin-top: 7px;
        text-transform: uppercase;
      }
      .slip-foot {
        padding: 15px 22px;
        background: var(--blue);
        color: #fff;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 13.5px;
        font-weight: 600;
      }
      .slip-foot em {
        font-family: var(--mono);
        font-style: normal;
        font-size: 11px;
        letter-spacing: 0.1em;
        opacity: 0.85;
        text-transform: uppercase;
      }

      /* ---------- rail ---------- */
      .rail-wrap {
        border-top: 1px solid var(--ink-14);
        border-bottom: 1px solid var(--ink-14);
        padding: 40px 0;
      }
      .rail {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 18px;
        position: relative;
      }
      .rail::before {
        content: "";
        position: absolute;
        top: 9px;
        left: 8%;
        right: 8%;
        height: 2px;
        background: var(--brandline);
      }
      .stage {
        position: relative;
        text-align: center;
      }
      .stage b {
        display: block;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--paper);
        border: 2px solid var(--blue);
        margin: 0 auto 16px;
        position: relative;
        z-index: 1;
      }
      .stage:first-child b {
        border-color: var(--deep);
      }
      .stage:nth-child(2) b {
        border-color: var(--blue-dk);
      }
      .stage:nth-child(5) b {
        border-color: var(--teal);
      }
      .stage span {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.13em;
        text-transform: uppercase;
        color: var(--ink-70);
        line-height: 1.5;
        display: block;
      }

      /* ---------- layout helpers ---------- */
      .split {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: start;
      }
      .split.narrow {
        grid-template-columns: 1.15fr 0.85fr;
      }
      .split.flip {
        grid-template-columns: 0.85fr 1.15fr;
      }
      .two-col-text {
        columns: 2;
        column-gap: 56px;
        max-width: 900px;
      }
      .two-col-text p {
        break-inside: avoid;
      }

      /* ---------- comparison ---------- */
      .compare {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 22px;
        margin-top: 48px;
      }
      .col {
        padding: 32px;
        background: var(--pale-08);
        border-top: 3px solid var(--pale-30);
      }
      .col.good {
        background: rgba(27, 184, 174, 0.16);
        border-top-color: var(--teal-lt);
      }
      .col h3 {
        margin-bottom: 20px;
      }
      .col ul {
        list-style: none;
        margin: 0;
        padding: 0;
      }
      .col li {
        display: flex;
        gap: 13px;
        padding: 13px 0;
        border-bottom: 1px solid var(--pale-08);
        font-size: 15px;
        color: var(--pale);
      }
      .col li:last-child {
        border-bottom: none;
      }
      .col li i {
        flex: none;
        width: 16px;
        height: 16px;
        margin-top: 4px;
        border: 1.5px solid var(--pale-30);
      }
      .col.good li i {
        border-color: var(--teal-lt);
        background: var(--teal-lt);
        position: relative;
      }
      .col.good li i::after {
        content: "";
        position: absolute;
        left: 5px;
        top: 1.5px;
        width: 4px;
        height: 8px;
        border: solid var(--deep);
        border-width: 0 1.7px 1.7px 0;
        transform: rotate(45deg);
      }

      /* ---------- stat band ---------- */
      .statband {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1px;
        background: var(--pale-16);
        border: 1px solid var(--pale-16);
        margin-top: 26px;
      }
      .stat {
        background: var(--deep);
        padding: 30px 28px;
      }
      .stat b {
        display: block;
        font-family: var(--disp);
        font-weight: 800;
        font-size: clamp(2.2rem, 5vw, 3.3rem);
        letter-spacing: -0.045em;
        line-height: 1;
        color: var(--teal-lt);
      }
      .stat span {
        display: block;
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--pale-45);
        margin-top: 12px;
        line-height: 1.6;
      }

      /* ---------- steps ---------- */
      .steps {
        margin-top: 48px;
        border-top: 1px solid var(--ink-14);
      }
      .step {
        display: grid;
        grid-template-columns: 64px 1fr 1.05fr;
        gap: 32px;
        padding: 34px 0;
        border-bottom: 1px solid var(--ink-14);
        align-items: start;
      }
      .step-head {
        display: flex;
        flex-direction: column;
        gap: 14px;
        color: var(--blue);
      }
      .step:nth-child(4) .step-head {
        color: var(--teal);
      }
      .step-no {
        font-family: var(--mono);
        font-size: 12.5px;
        letter-spacing: 0.14em;
      }
      .step p {
        margin: 0;
        color: var(--ink-70);
        font-size: 15.5px;
      }

      /* ---------- systems ---------- */
      .systems {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 40px;
        list-style: none;
        margin: 0;
        padding: 0;
      }
      .systems li {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 13px 0;
        border-bottom: 1px solid var(--ink-14);
        font-weight: 600;
        font-size: 15.5px;
        transition:
          color 0.16s,
          transform 0.16s;
      }
      .systems li:hover {
        color: var(--blue);
        transform: translateX(3px);
      }
      .sys-ico {
        width: 21px;
        height: 21px;
        flex: none;
        color: var(--blue);
      }
      .systems li:nth-child(even) .sys-ico {
        color: var(--teal);
      }

      /* ---------- pull quote ---------- */
      .quote {
        max-width: 920px;
      }
      .quote blockquote {
        margin: 0;
        font-family: var(--disp);
        font-weight: 700;
        letter-spacing: -0.032em;
        line-height: 1.1;
        font-size: clamp(1.7rem, 3.6vw, 2.9rem);
      }
      .quote blockquote span {
        color: var(--blue);
      }
      .cite {
        display: flex;
        align-items: center;
        gap: 14px;
        margin-top: 34px;
        font-size: 14.5px;
        color: var(--ink-70);
      }
      .cite b {
        font-family: var(--disp);
        font-weight: 700;
        color: var(--ink);
        letter-spacing: -0.01em;
      }
      .cite i {
        width: 30px;
        height: 1.5px;
        background: var(--ink-14);
        flex: none;
        font-style: normal;
      }

      /* ---------- calculator ---------- */
      .calc {
        display: grid;
        grid-template-columns: 1.06fr 0.94fr;
        margin-top: 46px;
        box-shadow: 0 30px 70px rgba(0, 0, 0, 0.3);
      }
      .calc-in {
        background: #0b1730;
        padding: 42px;
      }
      .field {
        margin-bottom: 28px;
      }
      .field-top {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        margin-bottom: 14px;
      }
      .field label {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--pale-45);
      }
      .field output {
        font-family: var(--disp);
        font-weight: 800;
        font-size: 22px;
        color: #fff;
        letter-spacing: -0.02em;
      }
      input[type="range"] {
        -webkit-appearance: none;
        appearance: none;
        width: 100%;
        height: 3px;
        background: var(--pale-16);
        cursor: pointer;
      }
      input[type="range"]::-webkit-slider-thumb {
        -webkit-appearance: none;
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--teal-lt);
        border: 3px solid #0b1730;
        box-shadow: 0 0 0 1.5px var(--teal-lt);
      }
      input[type="range"]::-moz-range-thumb {
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: var(--teal-lt);
        border: 3px solid #0b1730;
        box-shadow: 0 0 0 1.5px var(--teal-lt);
      }
      .calc-out {
        background: var(--blue);
        padding: 42px;
        display: flex;
        flex-direction: column;
        position: relative;
        overflow: hidden;
      }
      .calc-out > * {
        position: relative;
        z-index: 1;
      }
      .calc-wave {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        opacity: 0.18;
        z-index: 0;
      }
      .out-label {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        color: rgba(255, 255, 255, 0.72);
      }
      .big {
        font-family: var(--disp);
        font-weight: 800;
        font-size: clamp(2.7rem, 5.2vw, 3.9rem);
        letter-spacing: -0.04em;
        line-height: 1;
        margin: 14px 0 4px;
      }
      .out-sub {
        font-size: 14.5px;
        color: rgba(255, 255, 255, 0.82);
        margin: 0;
      }
      .mini {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1px;
        background: rgba(255, 255, 255, 0.22);
        margin: 30px 0;
      }
      .mini div {
        background: var(--blue);
        padding: 18px;
      }
      .mini b {
        display: block;
        font-family: var(--disp);
        font-weight: 800;
        font-size: 27px;
        letter-spacing: -0.02em;
      }
      .mini span {
        font-family: var(--mono);
        font-size: 10.5px;
        letter-spacing: 0.13em;
        text-transform: uppercase;
        color: rgba(255, 255, 255, 0.72);
      }
      .annual {
        margin-top: auto;
        padding-top: 22px;
        border-top: 1px solid rgba(255, 255, 255, 0.24);
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        gap: 16px;
      }
      .annual b {
        font-family: var(--disp);
        font-weight: 800;
        font-size: 30px;
        letter-spacing: -0.03em;
      }
      .disclaim {
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.05em;
        color: var(--pale-45);
        margin-top: 20px;
        line-height: 1.7;
      }

      /* Margin note. One only. */
      .aside {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        max-width: 330px;
        margin: 22px 0 0 auto;
        transform: rotate(-1.2deg);
      }
      .aside svg {
        flex: none;
        margin-top: 2px;
      }
      .aside p {
        margin: 0;
        font-family: var(--mono);
        font-size: 12px;
        line-height: 1.7;
        color: var(--pale-45);
      }

      /* ---------- territory map ---------- */
      .terr {
        display: grid;
        grid-template-columns: 0.95fr 1.05fr;
        gap: 60px;
        align-items: center;
      }
      .map {
        background: var(--card);
        border: 1px solid var(--ink-14);
        overflow: hidden;
        position: relative;
      }
      .map svg {
        width: 100%;
        height: auto;
      }
      .map-tag {
        position: absolute;
        bottom: 14px;
        left: 16px;
        font-family: var(--mono);
        font-size: 10.5px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--ink-45);
      }
      .markets {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 36px;
        list-style: none;
        margin: 26px 0 0;
        padding: 0;
      }
      .markets li {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        gap: 10px;
        padding: 11px 0;
        border-bottom: 1px solid var(--ink-14);
        font-size: 15px;
      }
      .markets li em {
        font-family: var(--mono);
        font-style: normal;
        font-size: 10px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--teal);
      }
      .markets li.taken {
        color: var(--ink-45);
      }
      .markets li.taken span {
        text-decoration: line-through;
        text-decoration-thickness: 1px;
      }
      .markets li.taken em {
        color: var(--ink-45);
      }

      /* ---------- chart ---------- */
      .chart {
        margin-top: 38px;
        border: 1px solid var(--ink-14);
        background: var(--card);
        padding: 26px 24px 16px;
      }
      .legend {
        display: flex;
        gap: 24px;
        flex-wrap: wrap;
        font-family: var(--mono);
        font-size: 10.5px;
        letter-spacing: 0.13em;
        text-transform: uppercase;
        color: var(--ink-45);
        margin-bottom: 18px;
      }
      .legend span {
        display: flex;
        align-items: center;
      }
      .legend i {
        width: 10px;
        height: 10px;
        margin-right: 9px;
        display: inline-block;
      }
      .chart svg {
        width: 100%;
        height: auto;
      }
      .chart-note {
        font-family: var(--mono);
        font-size: 10.5px;
        letter-spacing: 0.06em;
        color: var(--ink-45);
        margin: 12px 0 0;
      }

      /* ---------- metrics ---------- */
      .metrics {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1px;
        background: var(--ink-14);
        margin-top: 40px;
        border: 1px solid var(--ink-14);
      }
      .metric {
        background: var(--paper);
        padding: 34px 30px;
      }
      .metric b {
        display: block;
        font-family: var(--disp);
        font-weight: 800;
        font-size: 15px;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: var(--blue);
        margin-bottom: 13px;
      }
      .metric:last-child b {
        color: var(--teal);
      }
      .metric p {
        margin: 0;
        font-size: 15px;
        color: var(--ink-70);
      }

      /* ---------- founder ---------- */
      .founder {
        display: grid;
        grid-template-columns: 1fr 1.12fr;
      }
      .founder-img {
        background: var(--deep-2) center/cover no-repeat;
        min-height: 520px;
      }
      .founder-txt {
        background: var(--deep);
        color: #fff;
        padding: 60px 60px 60px 64px;
        display: flex;
        flex-direction: column;
        justify-content: center;
      }
      .founder-txt .eyebrow {
        color: var(--teal-lt);
      }
      .founder-txt .lede {
        color: var(--pale);
      }
      .sig {
        margin-top: 28px;
        padding-top: 22px;
        border-top: 1px solid var(--pale-16);
      }
      .sig b {
        font-family: var(--disp);
        font-size: 17px;
        letter-spacing: -0.01em;
      }
      .sig span {
        display: block;
        font-family: var(--mono);
        font-size: 11px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--teal-lt);
        margin-top: 6px;
      }

      /* ---------- faq ---------- */
      .faq-side {
        align-self: start;
      }
      .faq {
        border-top: 1px solid var(--ink-14);
        margin-top: 6px;
      }
      .q {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 24px;
        text-align: left;
        padding: 23px 0;
        border-bottom: 1px solid var(--ink-14);
        font-family: var(--disp);
        font-weight: 700;
        font-size: 17.5px;
        letter-spacing: -0.01em;
      }
      .q em {
        flex: none;
        font-style: normal;
        font-family: var(--mono);
        font-size: 20px;
        color: var(--blue);
        line-height: 1;
        transition: transform 0.22s;
      }
      .q[aria-expanded="true"] em {
        transform: rotate(45deg);
        color: var(--teal);
      }
      .a {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-bottom: 1px solid var(--ink-14);
      }
      .a p {
        padding: 19px 0 25px;
        margin: 0;
        color: var(--ink-70);
        max-width: 70ch;
        font-size: 15.5px;
      }

      .chips {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin: 28px 0 30px;
      }
      .chip {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 9px 14px;
        border: 1px solid var(--ink-14);
        background: var(--card);
        font-family: var(--mono);
        font-size: 10.5px;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: var(--ink-70);
      }
      .chip svg {
        width: 14px;
        height: 14px;
        flex: none;
        color: var(--teal);
      }

      .ask {
        border: 1px solid var(--ink-14);
        background: var(--card);
        overflow: hidden;
        max-width: 430px;
      }
      .ask-bar {
        height: 4px;
        background: var(--brandline);
      }
      .ask-in {
        padding: 24px;
        display: flex;
        gap: 16px;
        align-items: flex-start;
      }
      .ask-av {
        width: 58px;
        height: 58px;
        flex: none;
        border-radius: 50%;
        background: var(--deep-2) center/cover no-repeat;
        box-shadow:
          0 0 0 3px var(--paper),
          0 0 0 4.5px var(--ink-14);
      }
      .ask b {
        display: block;
        font-family: var(--disp);
        font-size: 16.5px;
        letter-spacing: -0.015em;
        margin-bottom: 6px;
      }
      .ask p {
        margin: 0 0 15px;
        font-size: 14.5px;
        color: var(--ink-70);
        line-height: 1.55;
      }

      /* ---------- booking ---------- */
      #book {
        overflow: hidden;
      }
      .book-mark {
        position: absolute;
        right: -90px;
        bottom: -90px;
        width: 520px;
        opacity: 0.06;
        z-index: 0;
        pointer-events: none;
      }
      .book-frame {
        background: #fff;
        padding: 14px;
        margin-top: 40px;
        box-shadow: 0 30px 70px rgba(0, 0, 0, 0.32);
      }
      .book-frame iframe {
        width: 100%;
        min-height: 760px;
        border: none;
      }

      /* ---------- footer ---------- */
      .foot {
        background: #0a1730;
        color: var(--pale-45);
        padding: 48px 0;
        font-size: 14px;
      }
      .foot-in {
        display: flex;
        flex-wrap: wrap;
        gap: 22px;
        justify-content: space-between;
        align-items: center;
      }
      .foot .brand {
        color: #fff;
      }
      .foot .brand span {
        color: var(--blue-lt);
      }
      .foot-links {
        display: flex;
        flex-wrap: wrap;
        gap: 22px;
      }
      .foot-links a {
        color: var(--pale-45);
        transition: color 0.18s;
      }
      .foot-links a:hover {
        color: #fff;
      }

      /* ---------- simple inner pages (contact / legal) ---------- */
      .page-hero {
        padding: 150px 0 60px;
      }
      .page-hero h1 {
        font-size: clamp(2.2rem, 5vw, 3.4rem);
      }
      .legal {
        max-width: 760px;
      }
      .legal h2 {
        font-size: clamp(1.3rem, 2.4vw, 1.7rem);
        margin: 44px 0 14px;
      }
      .legal h2:first-child {
        margin-top: 0;
      }
      .legal p,
      .legal li {
        color: var(--ink-70);
        font-size: 16px;
      }
      .legal ul {
        margin: 0 0 18px;
        padding-left: 20px;
      }
      .legal li {
        margin-bottom: 8px;
      }
      .updated {
        font-family: var(--mono);
        font-size: 11.5px;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--ink-45);
        margin-bottom: 22px;
        display: block;
      }
      .contact-grid {
        display: grid;
        grid-template-columns: 0.9fr 1.1fr;
        gap: 56px;
        align-items: start;
      }
      .contact-info .item {
        padding: 18px 0;
        border-bottom: 1px solid var(--ink-14);
      }
      .contact-info .item:last-child {
        border-bottom: none;
      }
      .contact-info .item b {
        display: block;
        font-family: var(--disp);
        font-size: 15px;
        margin-bottom: 4px;
      }
      .contact-frame {
        background: var(--card);
        border: 1px solid var(--ink-14);
        box-shadow: 0 22px 60px rgba(10, 20, 40, 0.1);
        padding: 6px;
        min-height: 900px;
      }
      .contact-frame iframe {
        width: 100%;
        height: 900px;
        min-height: 838px;
        border: none;
        border-radius: 10px;
        display: block;
      }
      @media (max-width: 960px) {
        .contact-grid {
          grid-template-columns: 1fr;
          gap: 36px;
        }
      }

      .rv {
        opacity: 0;
        transform: translateY(18px);
        transition:
          opacity 0.55s ease,
          transform 0.55s ease;
      }
      .rv.in {
        opacity: 1;
        transform: none;
      }
      .bar {
        transform: scaleY(0);
        transform-origin: bottom;
        transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.3, 1);
      }
      .chart.in .bar {
        transform: scaleY(1);
      }

      @media (min-width: 961px) {
        .faq-side {
          position: sticky;
          top: 100px;
        }
      }
      @media (max-width: 960px) {
        .band,
        .band.air {
          padding: 74px 0;
        }
        .band.squeeze {
          padding: 52px 0;
        }
        .hero {
          padding: 114px 0 60px;
        }
        .hero-contours {
          right: -320px;
          top: -240px;
          opacity: 0.6;
        }
        .hero-grid,
        .split,
        .split.narrow,
        .split.flip,
        .compare,
        .calc,
        .terr,
        .founder {
          grid-template-columns: 1fr;
          gap: 42px;
        }
        .two-col-text {
          columns: 1;
        }
        .nav-links {
          display: none;
        }
        .burger {
          display: flex;
        }
        .nav-cta {
          display: none;
        }
        .rail {
          grid-template-columns: 1fr 1fr;
          gap: 26px 18px;
        }
        .rail::before {
          display: none;
        }
        .step {
          grid-template-columns: 56px 1fr;
          gap: 20px;
        }
        .step p {
          grid-column: 2;
        }
        .metrics,
        .statband {
          grid-template-columns: 1fr;
        }
        .systems,
        .markets {
          grid-template-columns: 1fr;
        }
        .founder-img {
          min-height: 380px;
        }
        .founder-txt {
          padding: 44px 28px;
        }
        .calc-in,
        .calc-out {
          padding: 32px 26px;
        }
        .aside {
          margin-left: 0;
          max-width: none;
        }
        .chart {
          padding: 20px 14px 12px;
        }
        .ask {
          max-width: none;
        }
      }
      @media (max-width: 520px) {
        .shell {
          padding: 0 20px;
        }
        .rail {
          grid-template-columns: 1fr;
        }
        .mini {
          grid-template-columns: 1fr;
        }
        .hero-btns .btn {
          width: 100%;
        }
        .ask-in {
          flex-direction: column;
        }
      }
      @media (prefers-reduced-motion: reduce) {
        * {
          transition: none !important;
          animation: none !important;
        }
        html {
          scroll-behavior: auto;
        }
        .rv {
          opacity: 1;
          transform: none;
        }
        .bar {
          transform: scaleY(1);
        }
      }
