/* ============================================
   Farooq Hussain Qureshi — Chesterfield Medical
   Editorial / Bold serif design system
   ============================================ */

/* ---- 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 {
    background-color: #1a4d2e;
    color: #f4f1ea;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ---- Scroll Reveal Animations ---- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Stagger children */
.reveal-on-scroll.revealed > * {
    transition-delay: 0.1s;
}

/* ---- Hero Animations ---- */
.hero-reveal {
    opacity: 0;
    transform: translateY(100%);
}

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

.hero-image {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 1s ease 0.4s, transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s;
}

.hero-image.revealed {
    opacity: 1;
    transform: translateX(0);
}

.hero-float {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease 0.8s, transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s;
}

.hero-float.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Navbar ---- */
#navbar {
    background: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(26, 77, 46, 0.1);
}

/* ---- Mobile Menu ---- */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 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-line {
    transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
}

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

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

#menuToggle.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.5rem;
}

/* ---- Service Card Hover ---- */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #93bc96;
    transition: width 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.service-card:hover::after {
    width: 100%;
}

/* ---- Button Focus States ---- */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #1a4d2e;
    outline-offset: 2px;
}

/* ---- Subtle Pattern Background ---- */
.pattern-bg {
    background-image: radial-gradient(circle, rgba(26, 77, 46, 0.04) 1px, transparent 1px);
    background-size: 24px 24px;
}

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

::-webkit-scrollbar-track {
    background: #f4f1ea;
}

::-webkit-scrollbar-thumb {
    background: #93bc96;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #477d4e;
}

/* ---- Print Styles ---- */
@media print {
    #navbar, #contactForm, .reveal-on-scroll {
        display: block !important;
        opacity: 1 !important;
        transform: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}