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

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

body {
    overflow-x: hidden;
}

/* Navbar scroll state */
.nav-text {
    color: #0a1628;
}

#navbar.scrolled .nav-text {
    color: #0a1628;
}

#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(10, 22, 40, 0.08);
}

/* Scroll reveal — progressive enhancement */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1),
                transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }

    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Image loading placeholder */
img {
    background-color: #e8e0d4;
}

/* Selection color */
::selection {
    background-color: #14b8a6;
    color: #0a1628;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Form transitions */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Button hover micro-interactions */
a[href^="tel"] {
    position: relative;
}

/* Subtle pattern for gallery section */
#gallery .grid > div:nth-child(odd) img {
    border-radius: 20px;
}

#gallery .grid > div:nth-child(even) img {
    border-radius: 12px;
}