/* ============================================
   Realty Center USA — Custom Styles
   Classic & Elegant Real Estate Website
   ============================================ */

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

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

body {
    margin: 0;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- Selection --- */
::selection {
    background: #C5A059;
    color: #080f1c;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f0f3f9;
}
::-webkit-scrollbar-thumb {
    background: #C5A059;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #b08a3e;
}

/* --- Gold Divider --- */
.gold-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.gold-divider::before,
.gold-divider::after {
    content: '';
    flex: 0 0 auto;
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #C5A059, transparent);
}

/* --- Navbar --- */
#site-header {
    background: transparent;
    transition: background 0.5s ease, box-shadow 0.5s ease;
}

#site-header.scrolled {
    background: rgba(8, 15, 28, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C5A059;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #C5A059 !important;
}

/* --- Mobile Menu --- */
#mobile-menu {
    transition: opacity 0.4s ease, pointer-events 0.4s ease;
}

#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

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

.mobile-nav-link {
    position: relative;
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #C5A059, #dfc44e);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

/* --- Buttons --- */
button, a[type="submit"] {
    cursor: pointer;
}

/* --- Focus Styles --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #C5A059;
    outline-offset: 2px;
}

/* --- Scroll Reveal --- */
.section-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

/* Reduced motion - keep everything visible */
@media (prefers-reduced-motion: reduce) {
    .section-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .service-card::before {
        transform: scaleX(1);
    }
    
    .gold-divider {
        opacity: 1;
    }
}

/* --- Back to Top --- */
#back-to-top {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

#back-to-top:not(.visible) {
    transform: translateY(10px);
}

#back-to-top:hover {
    transform: translateY(-2px) !important;
}

/* --- Form Styles --- */
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='%23667fa6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* --- Hero Animations --- */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="1"] { transition-delay: 0.1s; }
[data-animate="2"] { transition-delay: 0.25s; }
[data-animate="3"] { transition-delay: 0.4s; }
[data-animate="4"] { transition-delay: 0.55s; }

/* --- Responsive --- */
@media (max-width: 767px) {
    .gold-divider::before,
    .gold-divider::after {
        width: 30px;
    }
}