/* Base Styles */
body {
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Locomotive Scroll Styles */
html.has-scroll-smooth {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

html.has-scroll-dragging {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.has-scroll-smooth body {
    overflow: hidden;
}

.has-scroll-smooth [data-scroll-container] {
    min-height: 100vh;
    will-change: transform;
}

[data-scroll-section] {
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* Calculator Container */
.container {
    transition: all 0.3s ease;
    transform: scale(0.95);
    opacity: 0;
}

/* Guide Items */
.guide-item {
    color: white;
    font-weight: 500;
    transform: translateX(-20px);
    opacity: 0;
    transition: all 0.4s ease-out;
}

.guide-item:nth-child(1) { transition-delay: 0.1s; }
.guide-item:nth-child(2) { transition-delay: 0.2s; }
.guide-item:nth-child(3) { transition-delay: 0.3s; }

.underweight {
    background: linear-gradient(135deg, #00c6ff 0%, #0072ff 100%);
}

.normal {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
}

.overweight {
    background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
}

/* Result colors */
.result-underweight {
    background-color: #0072ff;
    color: white;
}

.result-normal {
    background-color: #56ab2f;
    color: white;
}

.result-overweight {
    background-color: #ff416c;
    color: white;
}

/* Animation Classes */
.animate-in {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.guide-animate {
    opacity: 1;
    transform: translateX(0);
}

/* Responsive design */
@media (max-width: 640px) {
    .container {
        padding: 1.5rem;
        min-width: auto;
        width: 100%;
    }
    
    [data-scroll-speed] {
        transform: none !important;
    }
}