/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #061524;
}
::-webkit-scrollbar-thumb {
    background: #1e7a54;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2d9b6e;
}

/* Selection */
::selection {
    background: rgba(45, 155, 110, 0.3);
    color: #f0faf6;
}

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

/* Hero image float animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Pulse for decorative dots */
@keyframes soft-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Navbar glass effect */
#navbar.scrolled {
    background: rgba(3, 12, 22, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(152, 212, 200, 0.1);
}

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

#mobile-menu.active .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

#mobile-menu.active .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.active .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.active .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.active .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.active .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hamburger animation */
.menu-line {
    transition: all 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}
#menu-toggle.active .menu-line:nth-child(3) {
    width: 1.25rem;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* About image grid hover */
.about-img {
    transition: transform 0.5s ease;
}

.about-img:hover img {
    transform: scale(1.05);
}

/* Offerings card tilt on hover */
.offerings-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.offerings-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(45, 155, 110, 0.1);
}

/* Contact form focus styles */
input:focus,
textarea:focus {
    outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Tablet adjustments */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
}

/* Large desktop */
@media (min-width: 1280px) {
    .max-w-7xl {
        max-width: 80rem;
    }
}