:root {
        /* Brand palette derived from logo */
        --bm-bg: #0b0f17; /* near-black cosmic */
        --bm-bg-2: #0e1220; /* slightly lighter */
        --bm-teal-1: #2ce6c9; /* logo gradient start */
        --bm-teal-2: #18b6b9; /* logo gradient end */
        --bm-purple: #6a2cd8; /* accent like “Designed For You.” */
        --bm-white: #ffffff;
        --bm-muted: #98a2b3; /* text-muted */
        --bm-card: #0f1524; /* card background */
        --bm-card-border: #1f2a44; /* card border */
        --radius-xl: 20px;
        --radius-lg: 16px;
        --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
        --shadow-md: 0 14px 32px rgba(0, 0, 0, 0.4);
        --shadow-sm: 0 8px 18px rgba(0, 0, 0, 0.35);
      }
      html,
      body {
        margin: 0;
        padding: 0;
        background: var(--bm-bg);
        color: var(--bm-white);
        font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto,
          "Helvetica Neue", Arial, sans-serif;
      }
      a {
        color: inherit;
        text-decoration: none;
      }
      .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
      }

      /* Header */
      header {
        position: sticky;
        top: 0;
        z-index: 50;
        backdrop-filter: saturate(140%) blur(8px);
        background: rgba(11, 15, 23, 0.5);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      }
      .nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 76px;
      }
      .brand {
        display: flex;
        align-items: center;
        gap: 12px;
        font-weight: 800;
      }
      .brand img {
        height: 34px;
      }
      .nav-actions a {
        font-weight: 700;
        padding: 10px 16px;
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.12);
      }
      .nav-actions a:hover {
        background: rgba(255, 255, 255, 0.06);
      }

      /* Cosmic hero */
      .hero {
        position: relative;
        isolation: isolate;
        overflow: hidden;
      }
      /* stars */
      .hero::before {
        content: "";
        position: absolute;
        inset: -10%;
        z-index: -2;
        background: radial-gradient(
            1200px 500px at 15% -10%,
            rgba(44, 230, 201, 0.18),
            transparent 60%
          ),
          radial-gradient(
            1100px 600px at 85% 0%,
            rgba(24, 182, 185, 0.18),
            transparent 60%
          ),
          radial-gradient(
            800px 800px at 50% 50%,
            rgba(106, 44, 216, 0.12),
            transparent 60%
          ),
          linear-gradient(180deg, #0b0f17 0%, #0e1220 60%, #0b0f17 100%);
        filter: saturate(120%);
      }
      /* wave ribbon */
      .hero::after {
        content: "";
        position: absolute;
        left: -15%;
        right: -15%;
        top: 10%;
        height: 70%;
        z-index: -1;
        opacity: 0.45;
        background: radial-gradient(
              closest-side,
              rgba(44, 230, 201, 0.25),
              transparent 60%
            )
            0 0/50% 100% no-repeat,
          radial-gradient(
              closest-side,
              rgba(106, 44, 216, 0.25),
              transparent 60%
            )
            100% 0/50% 100% no-repeat;
        transform: skewY(-4deg);
        filter: blur(22px);
      }

      .hero-inner {
        display: grid;
        grid-template-columns: 1.05fr 1fr;
        gap: 48px;
        align-items: center;
        padding: 72px 0 96px;
      }
      .kicker {
        letter-spacing: 0.18em;
        text-transform: uppercase;
        color: var(--bm-muted);
        font-weight: 800;
        font-size: 12px;
      }
      .hero h1 {
        font-size: clamp(36px, 5vw, 76px);
        line-height: 1.02;
        margin: 0.35em 0 0.15em;
        font-weight: 900;
      }
      .hero h1 .accent {
        color: var(--bm-purple);
      }
      .hero p {
        color: var(--bm-muted);
        font-size: clamp(16px, 1.6vw, 18px);
      }
      .cta-row {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        margin-top: 26px;
      }
      .btn {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 14px 18px;
        border-radius: 14px;
        font-weight: 800;
        cursor: pointer;
        border: 1px solid rgba(255, 255, 255, 0.12);
      }
      .btn-primary {
        background: linear-gradient(135deg, var(--bm-teal-1), var(--bm-teal-2));
        color: #042326;
        border: 0;
        box-shadow: 0 10px 30px rgba(44, 230, 201, 0.25);
      }
      .btn-primary:hover {
        filter: brightness(1.02);
      }
      .btn-ghost {
        background: rgba(255, 255, 255, 0.06);
      }
      .subcaption {
        margin-top: 14px;
        color: var(--bm-muted);
        font-weight: 600;
      }

      .mock {
        background: linear-gradient(
          180deg,
          rgba(255, 255, 255, 0.06),
          rgba(255, 255, 255, 0.02)
        );
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-xl);
        box-shadow: var(--shadow-lg);
        padding: 12px;
      }
      .mock img,
      .mock video {
        display: block;
        width: 100%;
        height: auto;
        border-radius: calc(var(--radius-xl) - 8px);
      }

      section {
        padding: 84px 0;
      }
      .section-title {
        font-size: clamp(24px, 2.6vw, 36px);
        margin: 0 0 12px;
        font-weight: 900;
      }
      .section-sub {
        color: var(--bm-muted);
        max-width: 72ch;
        margin-top: 10px;
      }

      /* Audience */
      .grid-4 {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
        margin-top: 28px;
      }
      .card {
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: var(--radius-lg);
        padding: 22px;
        box-shadow: var(--shadow-sm);
        transition: transform 0.25s ease, box-shadow 0.25s ease;
      }
      .card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
      }
      .mini-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        margin-top: 8px;
        font-weight: 700;
        background: linear-gradient(135deg, var(--bm-teal-1), var(--bm-teal-2));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
      }

      /* Features */
      .grid-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 22px;
        margin-top: 24px;
      }
      .feature {
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: var(--radius-lg);
        padding: 24px;
        box-shadow: var(--shadow-sm);
      }
      .bar {
        height: 6px;
        border-radius: 6px;
        background: linear-gradient(90deg, var(--bm-teal-1), var(--bm-teal-2));
        margin-bottom: 14px;
        opacity: 0.95;
      }

      /* Value/Trust */
      .icons-4 {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
        margin-top: 18px;
      }
      .value {
        display: flex;
        gap: 14px;
        align-items: flex-start;
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: var(--radius-lg);
        padding: 18px;
        box-shadow: var(--shadow-sm);
      }
      .value i {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: linear-gradient(135deg, var(--bm-teal-1), var(--bm-teal-2));
        box-shadow: 0 6px 16px rgba(44, 230, 201, 0.25);
      }

      /* Proof */
      .proof {
        display: grid;
        /* grid-template-columns: 1.2fr 0.8fr; */
        gap: 26px;
        align-items: center;
      }
      .quote {
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: var(--radius-xl);
        padding: 28px;
        box-shadow: var(--shadow-md);
      }
      .screens {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
      }
      .screens div {
        background: rgba(255, 255, 255, 0.06);
        border: 1px dashed rgba(255, 255, 255, 0.18);
        border-radius: 12px;
        aspect-ratio: 16/10;
      }

      /* Signup */
      .signup {
        display: grid;
        grid-template-columns: 1fr 1.1fr;
        gap: 26px;
        align-items: center;
      }
      form {
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: var(--radius-xl);
        padding: 24px;
        box-shadow: var(--shadow-md);
      }
      .fields {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
      }
      .field {
        display: flex;
        flex-direction: column;
        gap: 8px;
      }
      label {
        font-weight: 700;
      }
      input,
      select {
        background: rgba(255, 255, 255, 0.04);
        color: var(--bm-white);
        border: 1px solid rgba(255, 255, 255, 0.18);
        border-radius: 12px;
        padding: 12px 14px;
        font: inherit;
      }
      input::placeholder {
        color: #9aa3b2;
      }
      input:focus,
      select:focus {
        outline: none;
        box-shadow: 0 0 0 4px rgba(44, 230, 201, 0.15);
        border-color: var(--bm-teal-1);
      }
      .full {
        grid-column: 1 / -1;
      }
      .form-cta {
        margin-top: 12px;
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
      }
      .btn-wide {
        padding: 14px 22px;
        border-radius: 14px;
        background: linear-gradient(135deg, var(--bm-teal-1), var(--bm-teal-2));
        color: #042326;
        border: 0;
        cursor: pointer;
        font-weight: 900;
      }
      .btn-wide:hover {
        filter: brightness(1.04);
      }
      .trustline {
        color: var(--bm-muted);
        font-size: 14px;
        margin-top: 8px;
      }

      /* FAQ */
      .faq {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 18px;
      }
      details {
        background: var(--bm-card);
        border: 1px solid var(--bm-card-border);
        border-radius: 12px;
        padding: 14px 18px;
        box-shadow: var(--shadow-sm);
      }
      summary {
        cursor: pointer;
        font-weight: 800;
      }

      /* Bottom CTA */
      .bottom-cta {
        background: linear-gradient(135deg, var(--bm-teal-1), var(--bm-teal-2));
        border-radius: 24px;
        color: #042326;
        padding: 32px;
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 16px;
        align-items: center;
        box-shadow: var(--shadow-lg);
      }

      footer {
        padding: 40px 0;
        color: var(--bm-muted);
      }

      /* Responsive */
      @media (max-width: 1024px) {
        .hero-inner {
          grid-template-columns: 1fr;
        }
        .grid-4 {
          grid-template-columns: repeat(2, 1fr);
        }
        .grid-3 {
          grid-template-columns: 1fr;
        }
        .icons-4 {
          grid-template-columns: repeat(2, 1fr);
        }
        .proof {
          grid-template-columns: 1fr;
        }
        .signup {
          grid-template-columns: 1fr;
        }
      }
      @media (max-width: 560px) {
        .grid-4 {
          grid-template-columns: 1fr;
        }
      }

      /* Fade-in */
      .reveal {
        opacity: 0;
        transform: translateY(16px);
        transition: all 0.6s ease;
      }
      .reveal.in {
        opacity: 1;
        transform: none;
      }

      .container {
        margin-top: 30px;
      }