/* ========================================
   Magnolia Vegetable Processors
   Premium Dark Luxury Styles
   ======================================== */

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

::selection {
    background: rgba(200, 164, 90, 0.3);
    color: #f0f5f1;
}

/* --- Grain Overlay --- */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 128px 128px;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #091610;
}
::-webkit-scrollbar-thumb {
    background: #1a3a2a;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #2a5c3c;
}

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

#navbar.scrolled {
    background: rgba(9, 22, 16, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(200, 164, 90, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c8a45a;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

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

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 1;
}

/* Menu icon animation */
#menuBtn.active #bar1 {
    transform: translateY(4px) rotate(45deg);
}
#menuBtn.active #bar2 {
    opacity: 0;
    transform: scaleX(0);
}
#menuBtn.active #bar3 {
    transform: translateY(-4px) rotate(-45deg);
}

/* --- Marquee --- */
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-marquee {
    animation: marquee 30s linear infinite;
}

/* --- Scroll dot --- */
@keyframes scrollDot {
    0% { top: 0; opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.animate-scroll-dot {
    animation: scrollDot 1.5s ease-in-out infinite;
}

/* --- Service Cards --- */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(200, 164, 90, 0.03) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
    border-radius: inherit;
}

.service-card:hover::before {
    opacity: 1;
}

/* --- Process Steps --- */
.process-step {
    position: relative;
    overflow: hidden;
}

.process-step::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #c8a45a, transparent);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.process-step:hover::after {
    transform: scaleX(1);
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Reduced motion: ensure everything is visible */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
    }
    
    .animate-marquee {
        animation: none;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* --- Form Focus Styles --- */
input:focus, textarea:focus, select:focus {
    outline: none;
}

/* --- Responsive Adjustments --- */
@media (max-width: 767px) {
    #hero h1 {
        font-size: 2.5rem;
    }
    
    #hero h1 span:nth-child(3) {
        font-size: 1.5rem;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    #hero h1 {
        font-size: 3.5rem;
    }
}

/* --- Print Styles --- */
@media print {
    .grain-overlay,
    .animate-marquee,
    .animate-scroll-dot {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}