/* ============================================
   Rajvinder Kaur FNP — 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 */
::selection {
    background: rgba(125, 36, 36, 0.15);
    color: #551a1a;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #fdf8f5;
}

::-webkit-scrollbar-thumb {
    background: #d46b6b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9a2e2e;
}

/* ============================================
   Navbar Scroll State
   ============================================ */
#navbar.scrolled {
    background: rgba(254, 252, 251, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(125, 36, 36, 0.08);
}

#navbar.scrolled .menu-line {
    background: #7d2424;
}

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

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

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

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

#menuBtn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.4rem;
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(125, 36, 36, 0.15);
}

/* ============================================
   Scroll Reveal Animations
   (Progressive Enhancement — content visible by default)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        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);
    }

    /* Stagger children */
    .reveal-stagger > * {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0s; }
    .reveal-stagger.revealed > *:nth-child(2) { transition-delay: 0.1s; }
    .reveal-stagger.revealed > *:nth-child(3) { transition-delay: 0.2s; }
    .reveal-stagger.revealed > *:nth-child(4) { transition-delay: 0.3s; }
    .reveal-stagger.revealed > *:nth-child(5) { transition-delay: 0.4s; }
    .reveal-stagger.revealed > *:nth-child(6) { transition-delay: 0.5s; }
}

/* Fallback: ensure content is always visible if JS is disabled */
@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-stagger > * {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ============================================
   Form Styles
   ============================================ */
input:focus,
select:focus,
textarea:focus {
    border-color: #7d2424 !important;
    box-shadow: 0 0 0 3px rgba(125, 36, 36, 0.1);
}

/* ============================================
   Utility / Helper
   ============================================ */
.img-lazy {
    opacity: 0;
    transition: opacity 0.6s ease;
}

.img-lazy.loaded {
    opacity: 1;
}

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

@media (min-width: 768px) and (max-width: 1023px) {
    .service-card {
        padding: 2rem;
    }
}