/* Import Google Font */
body {
    font-family: 'Poppins', sans-serif;
}

/* Hero Section Styling */
.hero-section {
    background: linear-gradient(rgba(29, 34, 67, 0.7), rgba(29, 34, 67, 0.9)), url('https://images.unsplash.com/photo-1588977950967-16b7b6d36c6a?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&ixlib=rb-1.2.1&q=80&w=1920') no-repeat center center; /* Replace with a relevant fridge/tech background */
    background-size: cover;
    min-height: 85vh; /* Adjust as needed */
    padding: 6rem 0;
    position: relative;
    overflow: hidden; /* Prevents animation overflow */
}

.hero-section .highlight {
    color: #0d6efd; /* Bootstrap primary color */
    background-color: rgba(255, 255, 255, 0.9);
    padding: 0.1em 0.3em;
    border-radius: 5px;
    font-weight: 700;
}

/* Simple Headline Animation */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animated-headline {
    animation: fadeInDown 1s ease-out;
}


/* Section Padding */
section {
    padding: 60px 0;
}

/* Problem Section Cards */
.problem-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 15px !important; /* Override Bootstrap's default */
}

.problem-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 1rem 3rem rgba(0,0,0,.175)!important; /* Enhanced shadow on hover */
}

.icon-circle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem; /* More space */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Solution Section Styling */
.step-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background-color: var(--bs-primary);
    color: white;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
}

.step {
    transition: transform 0.2s ease;
}

.step:hover {
    transform: translateX(5px);
}

/* Feature Cards */
.feature-card {
     border: none;
     border-radius: 10px;
     background-color: #f8f9fa; /* Light background */
     transition: transform 0.3s ease, box-shadow 0.3s ease;
     overflow: hidden; /* Ensure icon background doesn't spill */
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.15)!important;
}

.feature-card i {
    background: linear-gradient(135deg, #0d6efd, #6f42c1); /* Example gradient */
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
     margin-bottom: 1rem; /* Space below icon */
}


/* Future Section */
#future i {
    transition: transform 0.3s ease;
}
#future .col-md-3:hover i {
    transform: scale(1.2) rotate(5deg);
}

.highlight-dark {
     color: #0dcaf0; /* Bootstrap info color - stands out on dark */
}

/* Call to Action / GitHub Section */
.bg-gradient-primary-secondary {
    background: linear-gradient(135deg, #0d6efd 0%, #6f42c1 100%); /* Example gradient */
}

/* Footer */
footer small {
    font-size: 0.85em;
}

/* Navbar Customization */
.navbar {
    transition: background-color 0.3s ease;
}

.navbar .nav-link.btn {
    margin-top: 0.25rem; /* Align button slightly better */
    margin-bottom: 0.25rem;
}