/* Base & Reset */
*, *::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;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #fdf9f0;
}
::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 3px;
}

/* Scroll line animation */
.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
    margin: 0 auto;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* Hero animations */
.hero-headline {
    opacity: 0;
    transform: translateY(30px);
    animation: heroReveal 1s ease forwards 0.3s;
}

.hero-tagline {
    opacity: 0;
    transform: translateY(20px);
    animation: heroReveal 1s ease forwards 0.5s;
}

.hero-cta {
    opacity: 0;
    transform: translateY(20px);
    animation: heroReveal 1s ease forwards 0.7s;
}

.hero-subtitle {
    opacity: 0;
    animation: fadeIn 1s ease forwards 0.1s;
}

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

@keyframes fadeIn {
    to { opacity: 1; }
}

/* Reveal on scroll — progressive enhancement */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar transitions */
.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%;
}

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

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* Image hover */
.aspect-square img,
.aspect-\[4\/5\] img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Focus styles */
input:focus,
textarea:focus,
button:focus {
    outline: none;
}

/* Selection */
::selection {
    background: #166534;
    color: #fefdf8;
}