/* === Custom Styles for 3D Rendering Services === */

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

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

body {
    overflow-x: hidden;
}

/* === Animations === */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLine {
    0% {
        top: -16px;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        top: calc(100% - 16px);
        opacity: 0;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-fade-in {
    animation: fadeIn 0.9s ease-out forwards;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* Reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.reveal.revealed-delay-1 {
    transition-delay: 0.1s;
}

.reveal.revealed-delay-2 {
    transition-delay: 0.2s;
}

.reveal.revealed-delay-3 {
    transition-delay: 0.3s;
}

.reveal.revealed-delay-4 {
    transition-delay: 0.4s;
}

.reveal.revealed-delay-5 {
    transition-delay: 0.5s;
}

/* === Navigation === */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 248, 243, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(44, 62, 36, 0.08);
}

#navbar.scrolled .nav-text {
    color: #2c3e24;
}

#navbar.scrolled .nav-text-sub {
    color: #6b6560;
}

/* === Mobile Menu === */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

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

/* === Hero === */
#hero {
    position: relative;
}

#hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, #FAF8F3, transparent);
    pointer-events: none;
}

/* === Service Cards === */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}

/* === Portfolio Hover === */
.group:hover .group-hover\:opacity-100 {
    opacity: 1;
}

/* === Form Styles === */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #567740 !important;
    box-shadow: 0 0 0 3px rgba(86, 119, 64, 0.1);
}

/* Select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B6560' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    appearance: none;
    -webkit-appearance: none;
}

/* === Smooth image loading === */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* === Selection === */
::selection {
    background: #c6d9b5;
    color: #1a2616;
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: #c6d9b5;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9dbb87;
}

/* === Responsive adjustments === */
@media (max-width: 767px) {
    #hero::after {
        height: 120px;
    }
}

@media (min-width: 768px) {
    .nav-link {
        position: relative;
    }
}