/* ============================================
   IVY & CO — Premium Dark Luxury Salon Site
   ============================================ */

/* 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(201, 168, 76, 0.3);
    color: #f5f5f5;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #040b18;
}
::-webkit-scrollbar-thumb {
    background: rgba(201, 168, 76, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 168, 76, 0.5);
}

/* ============================================
   NAVIGATION
   ============================================ */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(4, 11, 24, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

#navbar.scrolled .mobile-link {
    color: rgba(255, 255, 255, 0.9);
}

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

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

/* Hamburger animation */
#menuBtn.active #bar1 {
    transform: translateY(4px) rotate(45deg);
}
#menuBtn.active #bar2 {
    opacity: 0;
    transform: scaleX(0);
}
#menuBtn.active #bar3 {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.5rem;
}

/* ============================================
   HERO SECTION
   ============================================ */
#hero {
    position: relative;
}

/* Floating animation for accent card */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.service-card {
    position: relative;
    will-change: transform;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
    background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.5), transparent);
}

/* ============================================
   GALLERY
   ============================================ */
.gallery-item {
    cursor: pointer;
}

/* ============================================
   SCROLL REVEAL (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .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);
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Always visible for reduced motion or no-JS */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   FORM STYLES
   ============================================ */
select option {
    background: #0a1628;
    color: #fff;
}

/* ============================================
   BACK TO TOP
   ============================================ */
#backToTop.visible {
    opacity: 1;
    pointer-events: all;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 767px) {
    .font-serif {
        line-height: 1.1;
    }

    #hero h1 {
        font-size: clamp(2.5rem, 12vw, 4rem);
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    #hero h1 {
        font-size: clamp(3rem, 8vw, 4.5rem);
    }
}

/* ============================================
   FOCUS VISIBLE
   ============================================ */
:focus-visible {
    outline: 2px solid rgba(201, 168, 76, 0.6);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid rgba(201, 168, 76, 0.6);
    outline-offset: 2px;
    border-radius: 4px;
}