/* CSS Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Base styles */
html {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #f4f4f4;
}

body {
    max-width: 960px;
    margin: 0 auto;
    background: #fff;
    padding: 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', Arial, sans-serif;
    color: #333;
    margin-bottom: 1rem;
}

/* Links */
a {
    color: #377ba8;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #235c80;
}

/* Navigation */
nav {
    background: #235c80;
    display: flex;
    align-items: center;
    padding: 1rem;
    margin: -1rem -1rem 1rem -1rem;
}

nav h1 {
    flex: auto;
    margin: 0;
    font-size: 1.5rem;
    color: #fff;
}

nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin-left: 1rem;
}

nav ul li a {
    color: #fff;
}

/* Content */
.content {
    padding: 1rem;
}

.flash {
    margin: 1em 0;
    padding: 1em;
    background: #cae6f6;
    border: 1px solid #377ba8;
    border-radius: 4px;
}

.flash.error {
    background: #f8d7da;
    border-color: #cc2f2e;
    color: #721c24;
}

.flash.success {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
}

/* Forms */
.content form {
    margin: 1em 0;
    display: grid;
    gap: 1rem;
}

.content label {
    font-weight: bold;
    margin-bottom: 0.25rem;
}

.content input,
.content textarea {
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.content textarea {
    min-height: 12em;
    resize: vertical;
}

/* Buttons */
button {
    padding: 0.5rem 1rem;
    background-color: #377ba8;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-size: 1rem;
}

button:hover {
    background-color: #235c80;
}

button.danger {
    background-color: #cc2f2e;
}

button.danger:hover {
    background-color: #a02422;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.button-group {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

th,
td {
    padding: 0.5rem;
    border: 1px solid #ccc;
    text-align: left;
}

th {
    font-weight: bold;
    background-color: #f2f2f2;
}

table input {
    width: 100%;
    border: 1px solid #ddd;
    padding: 0.25rem;
}

/* Lists */
ul#recipes-list,
ul#cooking-plan-list {
    list-style: none;
    padding: 0;
}

ul#recipes-list li,
ul#cooking-plan-list li {
    padding: 0.75rem;
    margin: 0.5rem 0;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

ul#recipes-list li:hover,
ul#cooking-plan-list li:hover {
    background: #f0f0f0;
}

/* Checkboxes */
input[type="checkbox"] {
    margin-right: 0.5rem;
    width: 1.2rem;
    height: 1.2rem;
    cursor: pointer;
}

/* Loading overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.overlay p {
    color: #fff;
    font-size: 1.5rem;
}

/* Shadows */
.content,
.post {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 0.5rem;
    }
    
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    
    nav ul {
        margin-top: 1rem;
        flex-wrap: wrap;
    }
    
    nav ul li {
        margin-left: 0;
        margin-right: 1rem;
    }
}