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

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

body {
    overflow-x: hidden;
}

::selection {
    background-color: rgba(196, 131, 90, 0.2);
    color: #5C3827;
}

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

::-webkit-scrollbar-track {
    background: #FDF8F3;
}

::-webkit-scrollbar-thumb {
    background: #E09976;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #C4835A;
}

/* ===== Navbar ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1.5px;
    background: #C4835A;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Navbar scrolled state */
nav.scrolled {
    background: rgba(253, 248, 243, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
}

nav.scrolled .nav-link {
    color: #57534e;
}

nav.scrolled .font-serif {
    color: #292524 !important;
}

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

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(6) { transition-delay: 0.3s; }

/* ===== 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);
    width: 1.5rem;
}

/* ===== Scroll Indicator ===== */
@keyframes scrollIndicator {
    0% { top: 0; opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.animate-scroll-indicator {
    animation: scrollIndicator 1.5s ease-in-out infinite;
}

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

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

/* ===== Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal[data-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);
    }
}

/* ===== Service Card ===== */
.service-card {
    border: 1px solid rgba(224, 153, 118, 0.1);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover {
    border-color: rgba(224, 153, 118, 0.3);
    transform: translateY(-4px);
}

/* ===== Back to Top ===== */
#backToTop.visible {
    opacity: 1;
    pointer-events: all;
}

#backToTop:not(.visible) {
    transform: translateY(10px);
}

#backToTop.visible {
    transform: translateY(0);
}

/* ===== Form Select ===== */
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='%23a8a29e' 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;
    padding-right: 2.5rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
    }
}