/* ============================================
   Sail On In — Custom Styles
   Premium Dark Luxury: Teal + Gold + Slate
   ============================================ */

/* --- 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;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #020617;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* --- Selection --- */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f1f5f9;
}

/* --- Gold shimmer line on section dividers --- */
section::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #fbbf24, transparent);
    margin: 0 auto;
}

/* --- Navbar glass effect --- */
#navbar.scrolled {
    background: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(30, 41, 59, 0.5);
}

/* --- Mobile menu animation --- */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.menu-line {
    display: block;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menu-btn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Mobile links --- */
.mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobile-menu.open .mobile-link {
    animation: fadeSlideIn 0.4s ease forwards;
}
#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Scroll reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Card hover glow --- */
.group:hover .group-hover\:scale-105 {
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

/* --- Button ripple effect --- */
a[href^="tel:"],
a[href^="#"] {
    position: relative;
    overflow: hidden;
}

/* --- Map filter for dark mode --- */
iframe[title*="map"] {
    border-radius: 0 0 1rem 1rem;
}

/* --- Gold accent pulse --- */
@keyframes goldPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* --- Smooth image loading --- */
img {
    image-rendering: auto;
    image-rendering: -webkit-optimize-contrast;
}

/* --- Focus visible for accessibility --- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 3px;
    border-radius: 4px;
}

/* --- Responsive tweaks --- */
@media (max-width: 640px) {
    .font-display {
        word-spacing: -0.02em;
    }
}

@media (min-width: 1024px) {
    /* Subtle parallax hint on hero */
    #hero {
        will-change: transform;
    }
}