/* Enhanced CSS with improved transitions and responsive design */
:root {
    --primary-pink: #f48fb1;
    --soft-pink: #fce4ec;
    --cream-white: #fff8fb;
    --text-color: #4a4a4a;
    --breakpoint-mobile: 480px;
    --breakpoint-tablet: 768px;
}

body {
    margin: 0;
    font-family: 'Raleway', sans-serif;
    overflow-x: hidden;
}

.container {
    position: relative;
    width: 100%;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--soft-pink) 0%, var(--primary-pink) 100%);
    transition: background 1.5s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

a.btn {
    display: inline-block;
    padding: 0.3rem 1rem;
    background-color: var(--primary-pink);
    color: white;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s ease;
}

a.btn:hover {
    background-color: #ec407a; /* slightly darker pink */
}

.heart-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);

     @media (max-width: 480px) {
        top: 25%;
        transform: translateX(-50%) scale(0.9);
    }
}

.heart {
    cursor: pointer;
    transition: transform 0.3s ease-in-out;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
    min-width: 44px;
    min-height: 44px;
    touch-action: manipulation;
    
    img {
        width: clamp(64px, 10vw, 80px);
    }
}

.heart img {
    width: 80px;
    height: auto;
    transition: transform 0.3s ease;
}

.message {
    position: absolute;
    width: 85%;
    margin: 0 1rem;
    max-width: 600px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 1rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    backdrop-filter: blur(10px);
    will-change: transform, opacity;

     /* Fluid spacing using clamp() */
    padding: clamp(1.25rem, 5vw, 2rem);
    margin-inline: clamp(0.5rem, 3vw, 2rem);

    @media (min-width: 768px) {
        padding: 2.5rem;
        margin: 0 auto;
    }
}

.message.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

h1 {
    font-family: 'Playfair Display', serif;
    font-weight: 500;
    color: var(--text-color);
    margin: 0 0 1.5rem;
    font-size: 2.25rem;
    text-align: center;
    font-size: clamp(1.75rem, 6vw, 2.25rem);
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
}

p {
    color: var(--text-color);
    line-height: 1.7;
 font-size: clamp(1rem, 4vw, 1.125rem);
     margin: 0 0 1.5rem;
    text-align: justify;
    hyphens: auto;
    -webkit-hyphens: auto;
}

@keyframes subtleFloat {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-8px) rotate(2deg); }
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

@media (max-width: 768px) {
    .message {
        width: 90%;
        padding: 1rem;
    }
     .message.active{
        padding: 1.2rem; /* Reduced padding when active for better fit */
    }
    
    h1 {
        font-size: 1.875rem;
    }
    
    p {
        font-size: 1.05rem;
        line-height: 1.6;
    }
}
@media (max-width: 480px) {
    .heart img {
        width: 64px;
    }

    .message {
        padding: 1.5rem 1.25rem; /* Increased vertical padding and balanced horizontal */
        margin:  1rem; /* Keeps margin consistent */
    }
    .message.active{
        padding: .5rem .2rem; /* Reduced padding when active for better fit */
    }

    h1 {
        font-size: 1.5rem;
        margin: 1rem;
    }

    p {
        font-size: 0.95rem;
        line-height: 1.65;
        padding: 2rem;
    }
}