/* Custom Fonts and Basic Reset */
body {
    margin: 0;
    padding: 0;
    font-family: 'Padauk', sans-serif; /* မြန်မာစာအတွက် */
    color: #333;
    background: #fdf6f7; /* Soft Pink background */
    scroll-behavior: smooth;
    line-height: 1.6;
}

#anniversary-site {
    max-width: 1000px;
    margin: 0 auto;
    background-color: #ffffff;
    box-shadow: 0 0 30px rgba(255, 105, 180, 0.2);
}

/* 1. Hero Section Styling */
.hero-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    background: linear-gradient(135deg, #ffdde1 0%, #a2a2ff 100%); /* Light Gradient */
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.main-title {
    font-size: 3.5em;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 2em;
    margin-bottom: 30px;
    color: #ffe082; /* Light Gold/Yellow */
}

.intro-text {
    max-width: 600px;
    font-size: 1.1em;
    margin-bottom: 40px;
}

#next-button {
    padding: 15px 30px;
    background-color: #ff69b4; /* Hot Pink */
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

#next-button:hover {
    background-color: #ff1493; /* Deeper Pink */
    transform: scale(1.05);
}

/* General Section Styling */
section {
    padding: 80px 40px;
    min-height: 80vh;
    opacity: 0; /* JS will handle fading in */
    transition: opacity 1s ease;
}

section.visible {
    opacity: 1;
}

.section-title {
    font-size: 2.5em;
    color: #ff69b4;
    text-align: center;
    margin-bottom: 50px;
    border-bottom: 3px solid #ff69b4;
    display: inline-block;
    padding-bottom: 5px;
}

/* 2. Love Letter Section Styling */
.love-letter-section {
    background-color: #fff0f5; /* Light Lavender Pink */
    text-align: center;
}

.handwriting-text {
    font-family: 'Padauk', sans-serif; /* Myanmar font */
    font-size: 1.4em;
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.8;
}

.key-points {
    list-style: none;
    padding: 0;
    font-size: 1.2em;
    color: #888;
    margin-bottom: 40px;
}

.key-points li {
    margin: 10px 0;
    color: #ff69b4;
    font-weight: 700;
}

.signature {
    font-size: 1.5em;
    font-style: italic;
    color: #ff1493;
    margin-top: 50px;
}

.memory-photo {
    /* Updated styles for the vertical photo */
    width: auto; 
    height: 500px;
    max-width: 100%;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    margin-top: 30px;
}

/* 3. Milestone Section Styling */
.milestone-section {
    background-color: #ffffff;
}

.timeline {
    display: flex;
    justify-content: space-around;
    padding: 40px 0;
}

.timeline-item {
    width: 30%;
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    border-top: 5px solid #a2a2ff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.timeline-item h4 {
    color: #a2a2ff;
    font-size: 1.2em;
    margin-bottom: 10px;
}

/* 4. Conclusion/Footer Styling */
.conclusion-section {
    text-align: center;
    padding: 50px 20px;
    background-color: #ffdde1;
    color: #333;
}

.final-wish {
    font-size: 1.8em;
    font-weight: 700;
    color: #ff69b4;
    margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-title {
        font-size: 2.5em;
    }
    .subtitle {
        font-size: 1.5em;
    }
    .timeline {
        flex-direction: column;
        align-items: center;
    }
    .timeline-item {
        width: 80%;
        margin-bottom: 30px;
    }
    .section-title {
        font-size: 2em;
    }
}