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

:root {
    --primary-color: #007AFF;     
    --primary-color-dark: #0056B3;  
    --secondary-color: #5A67D8;  
    --secondary-color-dark: #434190;
    
    --text-color: #24292E;        
    --text-color-light: #586069;  
    --bg-color: #F6F8FA;          
    --card-bg: #FFFFFF;           
    --border-color: #E1E4E8;      
    --shadow: 0 3px 6px rgba(149, 157, 165, 0.15);
    --shadow-hover: 0 6px 12px rgba(149, 157, 165, 0.2);
    
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* --- Header & Search --- */
header {
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 15px 0;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    cursor: pointer; /* NEW: Makes it look clickable */
    transition: color 0.3s ease; /* NEW: Add hover effect */
}

/* NEW: Added hover state for the title */
header h1:hover {
    color: var(--primary-color-dark);
}

.search-container {
    width: 40%;
    max-width: 450px;
    display: flex; /* Aligns input and button */
    align-items: center;
}

#searchInput {
    width: 100%;
    padding: 12px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed);
    border-right: none; /* Remove right border */
}

#searchInput:focus {
    outline: none;
    background-color: var(--card-bg);
    color: var(--text-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
    z-index: 2; /* Bring to front on focus */
    position: relative; /* Needed for z-index */
}

#searchBtn {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    cursor: pointer;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    border-left: none;
    transition: background-color var(--transition-speed), border-color var(--transition-speed);
}

#searchBtn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-color-light);
    transition: stroke var(--transition-speed);
}

#searchBtn:hover {
    background-color: #e8e8e8;
}

#searchBtn:hover svg {
    stroke: var(--primary-color);
}

#searchInput:focus + #searchBtn {
    border-color: var(--primary-color);
    z-index: 2;
    position: relative;
}

/* --- Add Recipe Form --- */
.add-recipe-section {
    margin-bottom: 30px;
}

#toggleFormBtn {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color var(--transition-speed), transform 0.2s ease;
}

#toggleFormBtn:hover {
    background-color: var(--primary-color-dark);
    transform: scale(1.03);
}

#addRecipeForm {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-top: 20px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    max-height: 1000px;
    opacity: 1;
    transition: max-height 0.5s ease-in-out, opacity 0.4s ease-in, 
                padding 0.5s ease-in-out, margin 0.5s ease-in-out,
                box-shadow var(--transition-speed);
}

#addRecipeForm.hidden {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    margin-top: 0;
    box-shadow: none;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color-light);
    transition: color var(--transition-speed);
}

.form-group input[type="text"],
.form-group textarea,
.form-group input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box; 
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-group:focus-within label {
    color: var(--primary-color);
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

#addRecipeForm button[type="submit"] {
    background-color: var(--secondary-color);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-speed), transform 0.2s ease;
}

#addRecipeForm button[type="submit"]:hover {
    background-color: var(--secondary-color-dark);
    transform: translateY(-2px);
}

/* --- Recipe List & Cards --- */
.recipe-list-section h2 {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
    font-weight: 600;
}

#recipeListContainer {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.no-results-msg {
    grid-column: 1 / -1; /* Span all columns */
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-color-light);
    padding: 40px 0;
}

.recipe-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.recipe-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.recipe-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.recipe-card:hover img {
    transform: scale(1.05);
}

.recipe-card-content {
    padding: 20px;
}

.recipe-card-content h3 {
    margin-top: 0;
    color: var(--primary-color);
    font-weight: 600;
}

.recipe-card-content p {
    font-size: 0.9rem;
    color: var(--text-color-light);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Modal Styling --- */
@keyframes fadeInScaleUp {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
    box-sizing: border-box;
    opacity: 1;
    visibility: visible;
    transition: opacity var(--transition-speed) ease, visibility var(--transition-speed) ease;
}

.modal-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.modal-content {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: fadeInScaleUp 0.4s ease-out forwards;
}

.modal-overlay.hidden .modal-content {
    animation: none;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    cursor: pointer;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.close-modal svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-color-light);
    transition: stroke 0.2s ease;
}

.close-modal:hover {
    background-color: #e8e8e8;
    transform: rotate(90deg);
}

.close-modal:hover svg {
    stroke: var(--primary-color);
}

#modalImage {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

#modalName {
    font-weight: 700;
    color: var(--primary-color);
}

#modalIngredients, #modalSteps {
    white-space: pre-wrap; 
    background: var(--bg-color);
    padding: 20px;
    border-radius: var(--border-radius);
    border-left: 5px solid var(--primary-color);
    margin-top: 10px;
    color: var(--text-color-light);
}

#modalIngredients {
    border-left-color: var(--secondary-color);
}

/* --- Utility --- */
.hidden {
    display: none; 
}

/* --- Accessibility --- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
    background-color: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background-color: #c1c1c1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: #a8a8a8;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .search-container {
        width: 100%;
    }
}

@media (max-width: 600px) {
    .modal-content {
        padding: 20px;
        width: 100%;
    }

    .close-modal {
        top: 10px;
        right: 10px;
    }
    
    header h1 {
        font-size: 1.6rem;
    }
}