/* ============================================
   Aspire Nutrition — Custom Styles
   ============================================ */

/* --- Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: #3d6b30;
    color: #faf9f6;
}

/* --- Navigation --- */
#nav {
    background: transparent;
}

#nav.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(49, 85, 39, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #3d6b30;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

#nav:not(.scrolled) .nav-link {
    color: rgba(250, 249, 246, 0.85);
}

#nav:not(.scrolled) .nav-link:hover {
    color: #faf9f6;
}

#nav:not(.scrolled) .nav-link::after {
    background: #faf9f6;
}

#nav:not(.scrolled) .logo-text {
    color: #faf9f6;
}

/* --- Mobile Menu --- */
.mobile-link {
    position: relative;
}

/* --- Hero Animations --- */
.hero-subtitle {
    animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title {
    animation: fadeUp 0.8s ease forwards 0.4s;
}

.hero-tagline {
    animation: fadeUp 0.8s ease forwards 0.6s;
}

.hero-cta {
    animation: fadeUp 0.8s ease forwards 0.8s;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Scroll Reveal --- */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(40px);
    }

    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
    }

    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
    }

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* --- Form --- */
input:focus,
textarea:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: #9dc58a;
    opacity: 0.6;
}

/* --- Subtle hover on product images --- */
.group img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --- Footer link hover --- */
footer a {
    text-decoration: none;
}

/* --- Utility --- */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.15;
    }
}