/* ============================================
   Vantage Healthcare Services — Custom Styles
   ============================================ */

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdf2f4;
}
::-webkit-scrollbar-thumb {
    background: #dc355d;
    border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a11031;
}

/* Selection */
::selection {
    background: #fce7eb;
    color: #6c1332;
}

/* Animation Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.7s ease-out forwards;
    opacity: 0;
}

.animation-delay-100 {
    animation-delay: 0.1s;
}
.animation-delay-200 {
    animation-delay: 0.2s;
}
.animation-delay-300 {
    animation-delay: 0.3s;
}
.animation-delay-400 {
    animation-delay: 0.4s;
}

/* Scroll-triggered animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 0.3s; }

.stagger-children.revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar styles */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #a11031;
    border-radius: 999px;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 60%;
}

/* Navbar scrolled state */
.navbar-scrolled {
    background: rgba(255, 253, 249, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    box-shadow: 0 4px 30px rgba(161, 16, 49, 0.08) !important;
}

.navbar-scrolled .nav-link {
    color: #6b7280 !important;
}

.navbar-scrolled .nav-link:hover {
    color: #a11031 !important;
}

/* Service card tilt effect */
.service-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

/* Mobile menu animation */
#mobile-menu {
    animation: fadeIn 0.3s ease-out;
}

/* Pulse animation for CTA */
@keyframes pulse-soft {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 64, 101, 0.4);
    }
    50% {
        box-shadow: 0 0 0 12px rgba(255, 64, 101, 0);
    }
}

.pulse-cta {
    animation: pulse-soft 2s infinite;
}

/* Ripple effect on buttons */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-ripple:active::before {
    width: 300px;
    height: 300px;
}

/* Image hover zoom */
.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform 0.6s ease;
}

.img-zoom:hover img {
    transform: scale(1.05);
}

/* Gradient text utility */
.gradient-text {
    background: linear-gradient(135deg, #a11031, #dc355d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glass morphism card */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Floating animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

/* Back to top button visibility */
#back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 3px solid #f4a3b8;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}

/* Print styles */
@media print {
    nav, #back-to-top, .service-card {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    a {
        color: #a11031;
    }
}