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

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

body {
    min-height: 100vh;
}

::selection {
    background: rgba(212, 168, 75, 0.3);
    color: #0f1a2e;
}

/* ===== Scroll Reveal ===== */
.scroll-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);
}

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

/* ===== Animations ===== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes floatDelay {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.animate-fade-up {
    animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delay {
    animation: floatDelay 5s ease-in-out infinite;
    animation-delay: 1s;
}

/* ===== Buttons ===== */
.btn-gold {
    background: linear-gradient(135deg, #d4a84b 0%, #e0bc6a 50%, #d4a84b 100%);
    background-size: 200% 200%;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-gold:hover {
    background-position: 100% 100%;
    transform: translateY(-2px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.6);
    border: 1.5px solid rgba(26, 39, 68, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(212, 168, 75, 0.5);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #d4a84b, #e0bc6a);
    border-radius: 1px;
    transition: width 0.3s ease;
}

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

/* ===== Navbar Scroll State ===== */
.navbar-scrolled {
    background: rgba(253, 252, 250, 0.92) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(26, 39, 68, 0.06), 0 4px 20px rgba(26, 39, 68, 0.04);
}

.navbar-scrolled .nav-link {
    color: #2d4470;
}

/* ===== Service Cards ===== */
.service-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(26, 39, 68, 0.1);
}

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

/* ===== Hamburger Animation ===== */
.hamburger-active #bar1 {
    transform: rotate(45deg) translate(4px, 4px);
}

.hamburger-active #bar2 {
    opacity: 0;
}

.hamburger-active #bar3 {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Back to Top ===== */
.back-to-top-visible {
    opacity: 1 !important;
    pointer-events: all !important;
}

/* ===== Form Styles ===== */
select option {
    background: #faf8f4;
    color: #1a2744;
}

/* ===== Smooth Image Loading ===== */
img {
    background-color: #ede8dd;
}

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