@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
    --ink: #0f2a28;
    --muted: #4b6561;
    --teal: #0d9488;
    --teal-btn: #0f766e;
    --teal-deep: #0b6b5f;
    --emerald-deep: #047857;
    --blue: #2563eb;
    --sky: #0ea5e9;
    --bg-1: #f3fbf9;
    --bg-2: #eef5fc;
    --card-bg: rgba(255, 255, 255, 0.86);
    --nav-bg: rgba(255, 255, 255, 0.6);
    --nav-bg-scrolled: rgba(255, 255, 255, 0.92);
    --shadow: 0 10px 30px rgba(15, 42, 40, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    font-family: 'Inter', sans-serif;
    color: var(--ink);
    background: linear-gradient(160deg, var(--bg-1) 0%, var(--bg-2) 60%, #eaf4f8 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
}

h1, h2, h3 {
    font-family: 'Manrope', sans-serif;
    margin: 0;
}

a {
    text-decoration: none;
}

/* ---- Layered backdrop ---- */

.bg-layer {
    position: fixed;
    inset: 0;
    z-index: 0;
    background: radial-gradient(circle at 20% 20%, rgba(13, 148, 136, 0.08), transparent 55%),
                radial-gradient(circle at 80% 70%, rgba(37, 99, 235, 0.08), transparent 55%);
    pointer-events: none;
}

#bgCanvas {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
    display: block;
}

main {
    position: relative;
    z-index: 10;
}

/* ---- Nav ---- */

nav {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 50;
    box-sizing: border-box;
    background: var(--nav-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: background 250ms ease, box-shadow 250ms ease, padding 250ms ease;
    padding: 22px 0;
}

nav.nav-scrolled {
    background: var(--nav-bg-scrolled);
    box-shadow: 0 4px 24px rgba(15, 42, 40, 0.10);
    padding: 12px 0;
}

@media (prefers-reduced-motion: reduce) {
    nav {
        transition: none;
    }
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'Manrope', sans-serif;
    font-weight: 800;
    font-size: clamp(1.3rem, 2.4vw, 1.7rem);
    color: var(--ink);
    letter-spacing: -0.01em;
    transition: font-size 250ms ease;
}

.logo .zen {
    background: linear-gradient(90deg, var(--teal), var(--sky));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

nav.nav-scrolled .logo {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
}

.nav-link {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: #fff;
    background: linear-gradient(90deg, var(--teal-btn), var(--blue));
    padding: 12px 24px;
    border-radius: 999px;
    transition: padding 250ms ease, transform 200ms ease, box-shadow 200ms ease;
    box-shadow: 0 6px 18px rgba(13, 148, 136, 0.25);
}

.nav-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(13, 148, 136, 0.35);
}

.nav-link:focus-visible {
    outline: 2px solid var(--teal-btn);
    outline-offset: 3px;
}

nav.nav-scrolled .nav-link {
    padding: 9px 18px;
    font-size: 0.88rem;
}

@media (prefers-reduced-motion: reduce) {
    .logo, .nav-link {
        transition: none;
    }
}

/* ---- Hero ---- */

.hero {
    position: relative;
    z-index: 2;
    padding-top: 12vh;
    padding-bottom: 8vh;
    padding-left: 24px;
    padding-right: 24px;
    text-align: center;
}

.eyebrow {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--teal-deep);
    background: rgba(13, 148, 136, 0.10);
    padding: 8px 18px;
    border-radius: 999px;
    margin-bottom: 28px;
}

.hero h1 {
    font-size: clamp(2rem, 6vw, 5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--ink);
    max-width: 960px;
    margin: 0 auto;
}

.hero p.lede {
    margin: 28px auto 0;
    max-width: 680px;
    color: var(--muted);
    font-size: clamp(1rem, 1.4vw, 1.2rem);
}

/* ---- Cards ---- */

.cards-section {
    position: relative;
    z-index: 2;
    padding: 6vh 24px 8vh;
    max-width: 1200px;
    margin: 0 auto;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(13, 148, 136, 0.12);
    border-radius: 18px;
    padding: 40px 35px;
    box-shadow: var(--shadow);
    transition: transform 280ms ease, box-shadow 280ms ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 42, 40, 0.14);
}

.card-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--teal-btn), var(--sky));
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: #ffffff;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 14px;
}

.card p {
    color: var(--muted);
    font-size: 0.98rem;
}

@media (prefers-reduced-motion: reduce) {
    .card {
        transition: none;
    }
}

/* ---- CTA ---- */

.cta-section {
    position: relative;
    z-index: 2;
    padding: 8vh 24px 14vh;
    text-align: center;
}

.cta-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    max-width: 560px;
    margin: 0 auto;
}

.signal-status {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.14em;
    color: var(--emerald-deep);
    background: rgba(5, 150, 105, 0.10);
    padding: 8px 20px;
    border-radius: 999px;
    margin: 0;
}

.signal-cta {
    display: inline-block;
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    font-size: clamp(1rem, 1.6vw, 1.25rem);
    color: #fff;
    background: linear-gradient(90deg, var(--teal-btn), var(--blue));
    padding: 20px 48px;
    border-radius: 999px;
    box-shadow: 0 14px 34px rgba(13, 148, 136, 0.32);
    transition: transform 220ms ease, box-shadow 220ms ease;
}

.signal-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 18px 40px rgba(13, 148, 136, 0.42);
}

.signal-cta:focus-visible {
    outline: 2px solid var(--teal-btn);
    outline-offset: 4px;
}

.signal-sub {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

@media (prefers-reduced-motion: reduce) {
    .signal-cta {
        transition: none;
    }
}

/* ---- Footer ---- */
/* Footer markup itself is injected via SSI and shouldn't be edited per-domain -
   spacing and contrast live here instead. */

footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 28px 24px;
    color: var(--muted);
    font-size: 0.85rem;
}

@media (max-width: 480px) {
    .nav-inner {
        padding: 0 18px;
    }

    .nav-link {
        padding: 9px 16px;
        font-size: 0.82rem;
    }

    nav.nav-scrolled .nav-link {
        padding: 7px 14px;
        font-size: 0.76rem;
    }

    nav.nav-scrolled .logo {
        font-size: 1rem;
    }

    .hero {
        padding-top: 14vh;
    }

    .card {
        padding: 32px 24px;
    }

    .signal-cta {
        padding: 16px 32px;
        width: 100%;
    }

    .cta-wrap {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
    }
}