:root {
    --bg: #f5f5f7;
    --surface: rgba(255, 255, 255, 0.72);
    --surface-strong: rgba(255, 255, 255, 0.92);
    --ink: #101214;
    --muted: #6e737b;
    --line: rgba(16, 18, 20, 0.08);
    --dark: #111214;
    --accent: #0071e3;
    --shadow: 0 30px 80px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top center, rgba(0, 113, 227, 0.08), transparent 20%),
        linear-gradient(180deg, #fbfbfd 0%, #f3f4f6 100%);
    color: var(--ink);
    font-family: "Manrope", sans-serif;
}

.page-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 42px 0 56px;
}

.hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 64px 24px 34px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: 0 16px;
    border: 1px solid rgba(255, 255, 255, 0.84);
    border-radius: 999px;
    background: var(--surface-strong);
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.04);
}

.brand-mark {
    margin: 24px 0 0;
    color: var(--accent);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

h1 {
    margin: 18px 0 0;
    max-width: 11ch;
    font-size: clamp(3.2rem, 6vw, 6.4rem);
    line-height: 0.94;
    letter-spacing: -0.07em;
    font-weight: 800;
}

.lead {
    margin: 24px 0 0;
    max-width: 760px;
    color: var(--muted);
    font-size: 20px;
    line-height: 1.65;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-top: 34px;
}

.primary-cta,
.secondary-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary-cta {
    background: var(--accent);
    color: white;
    box-shadow: 0 16px 34px rgba(0, 113, 227, 0.22);
}

.secondary-cta {
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--ink);
}

.demo-cta {
    border-color: rgba(17, 18, 20, 0.18);
    background: var(--dark);
    color: white;
    box-shadow: 0 16px 34px rgba(17, 18, 20, 0.16);
}

.primary-cta:hover,
.secondary-cta:hover {
    transform: translateY(-2px);
}

.product-stage {
    display: grid;
    gap: 28px;
    margin-top: 24px;
}

.device-shell {
    padding: 10px;
    border-radius: 40px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.44));
    box-shadow: var(--shadow);
}

.device-frame {
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 32px;
    background:
        radial-gradient(circle at top center, rgba(0, 113, 227, 0.08), transparent 26%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.72));
    backdrop-filter: blur(18px);
}

.device-header {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.device-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--accent);
    box-shadow: 0 0 0 6px rgba(0, 113, 227, 0.1);
}

.device-card {
    margin-top: 18px;
    padding: 28px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(249, 250, 252, 0.9));
}

.device-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.device-card h2 {
    margin: 18px 0 0;
    max-width: 14ch;
    font-size: clamp(2rem, 4vw, 4rem);
    line-height: 0.98;
    letter-spacing: -0.07em;
}

.device-card p {
    margin: 18px 0 0;
    max-width: 760px;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.7;
}

.device-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.device-metrics div {
    padding: 18px;
    border-radius: 22px;
    background: rgba(245, 247, 250, 0.96);
    border: 1px solid rgba(16, 18, 20, 0.05);
}

.device-metrics small {
    display: block;
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.device-metrics strong {
    display: block;
    margin-top: 10px;
    font-size: 22px;
    letter-spacing: -0.04em;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.info-card {
    padding: 26px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 28px;
    background: var(--surface);
    backdrop-filter: blur(14px);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.05);
}

.info-card h3 {
    margin: 0;
    font-size: 30px;
    line-height: 1;
    letter-spacing: -0.04em;
    font-weight: 700;
}

.info-card p {
    margin: 14px 0 0;
    color: var(--muted);
    line-height: 1.7;
}

.modal-shell[hidden] {
    display: none;
}

.modal-shell {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
    padding: 20px;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(9, 12, 16, 0.42);
    backdrop-filter: blur(10px);
}

.modal-card {
    position: relative;
    z-index: 1;
    width: min(720px, 100%);
    padding: 28px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 30px 90px rgba(15, 23, 42, 0.16);
}

.modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 999px;
    background: rgba(16, 18, 20, 0.06);
    color: var(--ink);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
}

.modal-kicker {
    margin: 0;
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.modal-card h2 {
    margin: 14px 0 0;
    font-size: 38px;
    line-height: 1;
    letter-spacing: -0.05em;
}

.modal-copy {
    margin: 14px 0 0;
    color: var(--muted);
    line-height: 1.7;
}

.modal-form {
    margin-top: 22px;
}

.field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 14px;
}

.field span {
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.field input,
.field textarea {
    width: 100%;
    border: 1px solid rgba(16, 18, 20, 0.08);
    border-radius: 18px;
    background: #f7f8fa;
    padding: 14px 16px;
    color: var(--ink);
    font: inherit;
    resize: vertical;
}

.field input:focus,
.field textarea:focus {
    outline: none;
    border-color: rgba(0, 113, 227, 0.35);
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}

.modal-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 22px;
}

.modal-submit {
    border: 0;
    cursor: pointer;
}

.form-status {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.5;
}

.form-status.is-error {
    color: #c53030;
}

.form-status.is-success {
    color: #18794e;
}

@media (max-width: 1100px) {
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .page-shell {
        width: min(100% - 20px, 1180px);
        padding-top: 20px;
    }

    .hero-section {
        padding: 42px 12px 26px;
    }

    h1 {
        max-width: none;
        font-size: 3rem;
    }

    .lead {
        font-size: 17px;
    }

    .device-card {
        padding: 22px;
    }

    .device-metrics {
        grid-template-columns: 1fr;
    }

    .field-grid {
        grid-template-columns: 1fr;
    }

    .modal-card {
        padding: 22px;
    }

    .modal-actions {
        flex-direction: column;
        align-items: stretch;
    }
}