/* ============================================
   K O Tans — Premium Dark Luxury Salon
   Custom Styles
   ============================================ */

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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(251, 191, 36, 0.3);
    color: #fefdf8;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #080f0a;
}
::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #15803d;
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in-up {
    animation: fadeInUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

/* --- Scroll Reveal (progressive enhancement) --- */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .scroll-reveal:not(.revealed) {
        opacity: 0;
        transform: translateY(40px);
    }
}

/* --- Navbar --- */
#navbar {
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: backdrop-filter 0.5s ease,
                -webkit-backdrop-filter 0.5s ease,
                background 0.5s ease,
                padding 0.5s ease,
                box-shadow 0.5s ease;
}

#navbar.scrolled {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(4, 8, 6, 0.85);
    box-shadow: 0 1px 0 rgba(251, 191, 36, 0.1);
}

#navbar.scrolled .logo-text {
    color: #fbbf24;
}

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

/* --- Gold shimmer on buttons --- */
button::after,
a[href^="tel"]::after {
    /* Subtle shimmer effect on gold elements */
}

/* --- Image hover smoothness --- */
img {
    -webkit-user-drag: none;
    user-select: none;
}

/* --- Form focus visible --- */
input:focus,
textarea:focus,
select:focus {
    outline: none;
}

/* --- Custom select arrow color fix --- */
select option {
    background: #080f0a;
    color: #fdf9ef;
}

/* --- Hero parallax-like feel (subtle) --- */
#hero img {
    will-change: transform;
}

/* --- Gold accent line animation --- */
.w-px.bg-gradient-to-b.from-gold-400 {
    animation: shimmer 2s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* --- Responsive --- */
@media (max-width: 767px) {
    .font-display {
        line-height: 1.15;
    }
}