/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; }
button { cursor: pointer; border: none; background: none; }

/* ── Hero animations ── */
.hero-anim {
    opacity: 0;
    transform: translateY(24px);
    animation: heroIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-anim:nth-child(2) { animation-delay: 0.15s; }
.hero-anim:nth-child(3) { animation-delay: 0.3s; }
.hero-anim:nth-child(4) { animation-delay: 0.45s; }

@keyframes heroIn {
    to { opacity: 1; transform: translateY(0); }
}

/* ── Scroll reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Start below the fold elements in visible state for progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Marquee ── */
.marquee-track {
    animation: marquee 30s linear infinite;
}
@keyframes marquee {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ── Mobile menu ── */
.mobile-menu-open { overflow: hidden; }
#mobile-menu.open {
    translate: 0;
    opacity: 1;
    pointer-events: all;
}

/* ── Header scroll state ── */
#site-header.scrolled {
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

/* ── Focus styles ── */
a:focus-visible, button:focus-visible {
    outline: 2px solid #5eead4;
    outline-offset: 3px;
    border-radius: 4px;
}

/* ── Selection ── */
::selection { background: rgba(94, 234, 212, 0.25); }