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

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(16, 185, 129, 0.15);
    color: #064e3b;
}

/* Navbar */
.nav-link {
    position: relative;
}

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

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

.navbar-scrolled #navbar {
    background: rgba(253, 252, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(6, 95, 70, 0.06);
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }

.menu-line {
    display: block;
}

.menu-open .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}

menu-open .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
    width: 1.25rem;
}

/* Floating cards */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

.floating-card {
    animation: float 4s ease-in-out infinite;
}

.floating-card.animate-float-delayed {
    animation: float-delayed 4.5s ease-in-out infinite;
    animation-delay: 1.5s;
}

/* Hero entrance */
.hero-badge {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-badge,
h1,
h1 ~ p,
h1 ~ p ~ * {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
}

h1 { animation-delay: 0.35s; }
h1 ~ p { animation-delay: 0.5s; }
h1 ~ p ~ * { animation-delay: 0.65s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal (below fold only) */
.reveal-left,
.reveal-right,
.reveal-up {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-left {
        transform: translateX(-30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-right {
        transform: translateX(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-up {
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #FAF8F3;
}

::-webkit-scrollbar-thumb {
    background: #d1fae5;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6ee7b7;
}

/* Focus visible */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
    border-radius: 4px;
}