/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Roboto:wght@300;400&display=swap');

/* --- Reset and Base Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #007bff; /* Blue */
    --secondary-color: #6c757d; /* Grey */
    --accent-color: #28a745; /* Green for action buttons */
    --text-color: #343a40; /* Dark grey for text */
    --light-bg: #f8f9fa; /* Light background */
    --dark-bg: #343a40; /* Dark background (for header/footer) */
    --white: #ffffff;
    --border-color: #dee2e6;
    --spacing-unit: 1.5rem; /* Base spacing unit */
    --shadow: 0 4px 10px rgba(0,0,0,0.1);
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
}

.section-padded {
    padding: calc(var(--spacing-unit) * 3) 0;
}

.bg-light {
    background-color: var(--light-bg);
}

.text-center {
    text-align: center;
}

/* --- Header --- */
header {
    background-color: var(--dark-bg);
    color: var(--white);
    text-align: center;
    padding: calc(var(--spacing-unit) * 2) 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.tagline {
    font-size: 1.2rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
}

/* --- Generator Card --- */
.generator-card {
    background-color: var(--white);
    padding: calc(var(--spacing-unit) * 2);
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin: 0 auto;
    text-align: center; /* Center main button */
}

.controls-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-unit);
    margin-bottom: var(--spacing-unit) * 1.5;
}

@media (min-width: 600px) {
    .controls-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start; /* Align label and input to left */
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    color: var(--text-color);
    background-color: var(--light-bg);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    -webkit-appearance: none; /* Remove default arrow */
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23000000%22%20d%3D%22M287%2C114.1L146.2%2C254.9L5.4%2C114.1c-1.3-1.3-1.3-3.4%2C0-4.7l13.6-13.6c1.3-1.3%2C3.4-1.3%2C4.7%2C0l127.3%2C127.3l127.3-127.3c1.3-1.3%2C3.4-1.3%2C4.7%2C0l13.6%2C13.6C288.3%2C110.7%2C288.3%2C112.8%2C287%2C114.1z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 0.8em top 50%, 0 0;
    background-size: 0.65em auto, 100%;
}

select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}


/* Buttons */
.button {
    display: inline-block;
    background-color: var(--primary-color); /* Primary for generate */
    color: var(--white);
    padding: 0.8rem 1.8rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    margin-top: var(--spacing-unit);
}

.button:hover {
    background-color: #0056b3; 
    transform: translateY(-2px);
}

.button-copy {
    background-color: var(--accent-color); /* Green for "View Full Recipe" */
    margin-top: var(--spacing-unit);
}

.button-copy:hover {
    background-color: #218838;
}

/* Recipe Output Area */
.recipe-output {
    margin-top: calc(var(--spacing-unit) * 2);
    padding-top: var(--spacing-unit);
    border-top: 1px dashed var(--border-color);
    text-align: center;
    min-height: 150px; /* Ensure space even when empty */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#recipeTitle {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

#recipeImage {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

#recipeSummary {
    font-size: 1rem;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    text-align: left; /* Summary text should be left-aligned */
}

.recipe-output p, .recipe-output h2 {
    opacity: 0; /* Hidden by default, shown by JS */
    transform: translateY(10px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.recipe-output.show p, .recipe-output.show h2 {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Spinner */
.loading-spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}


/* Info Box */
.info-box {
    margin-top: calc(var(--spacing-unit) * 2);
    border-top: 1px dashed var(--border-color);
    padding-top: var(--spacing-unit);
    color: var(--secondary-color);
    font-size: 0.95rem;
    text-align: left; /* Align info text to left */
}

.info-box h3 {
    color: var(--text-color);
    margin-bottom: 0.8rem;
    font-size: 1.5rem;
}

.info-box ul {
    list-style-type: disc;
    margin-left: 1.5rem;
}

.info-box li {
    margin-bottom: 0.5rem;
}

.info-box p {
    margin-bottom: 0.8rem;
}

/* --- Footer --- */
footer {
    background-color: var(--dark-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-unit);
    text-align: center;
    font-size: 0.9rem;
    margin-top: auto; 
}

footer a {
    color: var(--white);
    margin: 0 10px;
}

footer a:hover {
    color: var(--primary-color);
}

/* --- Media Queries (Responsiveness) --- */
@media (max-width: 768px) {
    header h1 {
        font-size: 2.2rem;
    }
    .tagline {
        font-size: 1rem;
    }
    .section-padded {
        padding: calc(var(--spacing-unit) * 1.5) 0;
    }
    .generator-card {
        padding: var(--spacing-unit);
    }
    .button {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8rem;
    }
    .tagline {
        font-size: 0.9rem;
    }
}