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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    overflow-x: hidden;
}

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

::-webkit-scrollbar-track {
    background: #f5f3ee;
}

::-webkit-scrollbar-thumb {
    background: #97c297;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #417841;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation-name: fadeIn;
    animation-duration: 1s;
    animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reveal on Scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Service Card Hover */
.service-card {
    transition: background-color 0.4s ease;
}

.service-card:hover {
    background-color: #faf9f6;
}

/* Navigation */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(36, 71, 36, 0.08);
}

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

#mobile-menu.open .mobile-link {
    animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

/* Mobile Menu Button */
.menu-line {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

/* Form Styles */
input::placeholder,
textarea::placeholder {
    color: #d9d3c3;
}

input:focus,
textarea:focus {
    border-color: #659e65 !important;
}

/* Image Loading */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Selection */
::selection {
    background: #c5dfc5;
    color: #1d392d;
}

/* Focus Styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 1px solid #417841;
    outline-offset: 2px;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
}