/* ========== RESET & BASE ========== */
*, *::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: rgba(212, 168, 75, 0.3);
    color: #fff;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #150E17;
}
::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 75, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 168, 75, 0.5);
}

/* ========== SCROLL ANIMATIONS ========== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left {
    transform: translateX(-40px);
}
.reveal-right {
    transform: translateX(40px);
}
.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ========== SCROLL INDICATOR ========== */
@keyframes scroll-indicator {
    0% { top: 0; opacity: 1; }
    100% { top: 48px; opacity: 0; }
}
.animate-scroll-indicator {
    animation: scroll-indicator 1.5s ease-out infinite;
}

/* ========== NAVIGATION ========== */
#header {
    transition: background 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
}

#header.scrolled {
    background: rgba(21, 14, 23, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: #D4A84B;
    transition: width 0.3s ease, left 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
    left: 0;
}

/* ========== MOBILE MENU ========== */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

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

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease, top 0.3s ease;
}

#menuToggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg);
    top: 6.5px;
}
#menuToggle.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menuToggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg);
    top: 6.5px;
}

.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; }
#mobileMenu.open .mobile-link:nth-child(6) { transition-delay: 0.35s; }

/* ========== SERVICE CARDS ========== */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #D4A84B, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}
.service-card:hover::before {
    opacity: 1;
}

/* ========== GALLERY ========== */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
}
.gallery-item img {
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.gallery-item:hover img {
    transform: scale(1.05);
}

/* ========== INPUT FOCUS ========== */
input:focus,
textarea:focus,
select:focus {
    box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.1);
}

/* ========== PLACEHOLDER STYLES ========== */
input::placeholder,
textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.15;
    }
}