/* ============================================
   Epstein Richard DMD — Custom Styles
   Classic & Elegant Dental Practice
   ============================================ */

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

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

body {
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: #2f542f;
    color: #faf9f6;
}

/* Smooth image rendering */
img {
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   Navbar
   ============================================ */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(250, 249, 246, 0.98);
    box-shadow: 0 1px 20px rgba(31, 53, 31, 0.08);
}

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

#mobile-menu .mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

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

/* Menu toggle animation */
#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

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

#menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 50px;
}

/* ============================================
   Scroll Reveal (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
    }

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

    .reveal[data-animate="true"].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; }
}

/* ============================================
   Service cards hover
   ============================================ */
.group:hover .group-hover\\:scale-105 {
    transform: scale(1.05);
}

/* ============================================
   Print styles
   ============================================ */
@media print {
    #navbar, #menu-toggle, .reveal { display: none; }
    body { color: #000; background: #fff; }
    a { color: #000; text-decoration: underline; }
}