/* ============================================
   SHINY NAIL SPA — Premium Dark Luxury Styles
   ============================================ */

/* Base reset & smooth scrolling */
*, *::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;
}

/* Selection color */
::selection {
    background-color: rgba(212, 165, 116, 0.3);
    color: #F5EDE4;
}

/* ============================================
   NAVBAR
   ============================================ */
#navbar {
    background: transparent;
    transition: background-color 0.5s ease, box-shadow 0.5s ease, backdrop-filter 0.5s ease;
}

#navbar.scrolled {
    background: rgba(28, 20, 16, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(212, 165, 116, 0.1);
}

/* Mobile menu transitions */
#mobileMenu {
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

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

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* ============================================
   HERO
   ============================================ */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(-2deg); }
}

@keyframes pulse-dot {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.2); }
}

@keyframes pulse-dot-delayed {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 7s ease-in-out infinite;
}

.animate-pulse-delayed {
    animation: pulse-dot 3s ease-in-out infinite;
    animation-delay: 1.5s;
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.service-card {
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    box-shadow: 0 20px 60px rgba(212, 165, 116, 0.08);
}

/* ============================================
   GALLERY
   ============================================ */
.gallery-item {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.gallery-item:hover {
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   (Progressive enhancement — content visible without JS)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
    }

    .reveal[data-reveal] {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal[data-reveal="left"] {
        transform: translateX(-30px);
    }

    .reveal[data-reveal="right"] {
        transform: translateX(30px);
    }

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

/* ============================================
   FORM STYLES
   ============================================ */
select option {
    background: #2A1F1A;
    color: #F5EDE4;
}

/* ============================================
   FOCUS VISIBLE
   ============================================ */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid #D4A574;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 640px) {
    .font-display {
        line-height: 1.1;
    }
}