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

:root {
    --sky: #7FB7D7;
    --sky-deep: #5B9BD5;
    --mint: #7FCDBB;
    --mint-deep: #5FB89A;
    --leaf: #A8E6CF;
    --bg-top: #F3FBF9;
    --bg-bottom: #E8F4FB;
    --ink: #1F3B4D;
    --muted: #4D6878;
    --card-bg: rgba(255, 255, 255, 0.72);
    --card-border: rgba(91, 155, 213, 0.22);
    /* Darker accessible variants for text/buttons - the lighter sky/mint
       tones above fall below WCAG AA when used as text or under white text. */
    --btn-start: #2A6499;
    --btn-end: #1F7A5C;
}

* {
    box-sizing: border-box;
}

html {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Nunito', sans-serif;
    color: var(--ink);
    background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 55%, #EFF8F6 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

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

a {
    text-decoration: none;
}

/* ---------- Background Animation ---------- */

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    display: block;
}

.bg-wash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
    background: radial-gradient(circle at 20% 20%, rgba(243, 251, 249, 0.0) 0%, rgba(243, 251, 249, 0.35) 70%);
}

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

nav {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    box-sizing: border-box;
    z-index: 100;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(91, 155, 213, 0.15);
    transition: padding 250ms ease, background 250ms ease, box-shadow 250ms ease;
    padding: 22px 0;
}

nav.nav-scrolled {
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 4px 24px rgba(31, 59, 77, 0.10);
}

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

.nav-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Quicksand', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--ink);
    transition: font-size 250ms ease;
    letter-spacing: 0.01em;
}

nav.nav-scrolled .logo {
    font-size: 1.22rem;
}

.logo-mark {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--sky) 0%, var(--mint) 100%);
    flex-shrink: 0;
    transition: width 250ms ease, height 250ms ease;
    position: relative;
}

nav.nav-scrolled .logo-mark {
    width: 24px;
    height: 24px;
}

.logo-mark::after {
    content: '';
    position: absolute;
    inset: 6px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.75);
}

#buy_now_link {
    display: inline-block;
    background: linear-gradient(135deg, var(--btn-start) 0%, var(--btn-end) 100%);
    color: #fff;
    font-weight: 700;
    font-family: 'Quicksand', sans-serif;
    padding: 12px 26px;
    border-radius: 999px;
    font-size: 0.98rem;
    transition: padding 250ms ease, transform 180ms ease, box-shadow 180ms ease, font-size 250ms ease;
    box-shadow: 0 6px 18px rgba(91, 155, 213, 0.30);
}

nav.nav-scrolled #buy_now_link {
    padding: 8px 20px;
    font-size: 0.9rem;
}

#buy_now_link:hover,
#buy_now_link:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(91, 155, 213, 0.42);
}

#buy_now_link:focus-visible {
    outline: 3px solid rgba(91, 155, 213, 0.5);
    outline-offset: 2px;
}

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

.hero {
    position: relative;
    z-index: 2;
    max-width: 880px;
    margin: 0 auto;
    padding: 12vh 24px 6vh;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.12;
    color: var(--ink);
}

.hero h1 span {
    display: block;
    background: linear-gradient(100deg, var(--btn-start) 0%, var(--btn-end) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero p {
    margin: 28px auto 0;
    max-width: 680px;
    color: var(--muted);
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
}

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

.cards-section {
    position: relative;
    z-index: 2;
    max-width: 1180px;
    margin: 0 auto;
    padding: 4vh 24px 8vh;
}

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

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 38px 35px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: transform 220ms ease, box-shadow 220ms ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 36px rgba(31, 59, 77, 0.14);
}

.card-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--sky) 0%, var(--leaf) 100%);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: #ffffff;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--ink);
}

.card p {
    color: var(--muted);
    font-size: 1rem;
    margin: 0;
}

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

.signal-line {
    position: relative;
    z-index: 2;
    padding: 6vh 24px 14vh;
    text-align: center;
}

.signal-inner {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.signal-status {
    font-family: 'Quicksand', sans-serif;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--btn-end);
    font-size: 0.85rem;
    margin: 0 0 18px;
}

#buy_now_bottom {
    display: inline-block;
    background: linear-gradient(135deg, var(--btn-start) 0%, var(--btn-end) 100%);
    color: #fff;
    font-family: 'Quicksand', sans-serif;
    font-weight: 700;
    font-size: 1.15rem;
    padding: 18px 44px;
    border-radius: 999px;
    box-shadow: 0 10px 28px rgba(91, 155, 213, 0.35);
    transition: transform 180ms ease, box-shadow 180ms ease;
    margin: 0 0 18px;
}

#buy_now_bottom:hover,
#buy_now_bottom:focus-visible {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 16px 36px rgba(91, 155, 213, 0.48);
}

#buy_now_bottom:focus-visible {
    outline: 3px solid rgba(91, 155, 213, 0.5);
    outline-offset: 2px;
}

.signal-sub {
    color: var(--muted);
    font-size: 0.95rem;
    margin: 0;
}

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

footer {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 24px 24px;
    color: var(--muted);
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-top: 1px solid rgba(91, 155, 213, 0.15);
}

footer div {
    margin: 4px 0;
}

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

    .logo {
        font-size: 1.2rem;
    }

    #buy_now_link {
        padding: 9px 16px;
        font-size: 0.85rem;
    }

    nav.nav-scrolled .logo {
        font-size: 1.05rem;
    }

    nav.nav-scrolled #buy_now_link {
        padding: 7px 14px;
        font-size: 0.78rem;
    }

    .hero {
        padding: 10vh 18px 5vh;
    }

    .cards-section {
        padding: 3vh 18px 6vh;
    }

    .card {
        padding: 28px 24px;
    }

    #buy_now_bottom {
        padding: 15px 32px;
        font-size: 1.02rem;
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}