:root {
    --bg-color: #f4f4f4;
    --text-color: #333;
    --container-bg: #ffffff;
    --border-color: #ddd;
    --input-bg: #ffffff;
    --input-border: #ccc;
    --button-bg: #007bff;
    --button-hover: #0056b3;
    --tab-bg: #ddd;
    --tab-active: #007bff;
    --response-bg: #f9f9f9;
    --pre-bg: #e9ecef;
}

.dark-theme {
    --bg-color: #1e1e1e;
    --text-color: #e0e0e0;
    --container-bg: #2d2d2d;
    --border-color: #444;
    --input-bg: #3a3a3a;
    --input-border: #555;
    --button-bg: #0066cc;
    --button-hover: #004c99;
    --tab-bg: #444;
    --tab-active: #0066cc;
    --response-bg: #2a2a2a;
    --pre-bg: #333;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0px;
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s, color 0.3s;
}

header {
    height: 60px;
    background-color: var(--container-bg);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

header h1 {
    cursor: pointer;
}

header h1 a {
    text-decoration: none;
    color: var(--text-color);
}

a {
    text-decoration: none;
    color: var(--text-color);
    /* font-size: 1rem; */
}

main {
    flex: 1;
    width: 100%;
    display: flex;
    gap: 10px;
}

.container {
    width: 80vw;
    min-height: 100%;
    background: var(--container-bg);
    padding: 20px;
    /* border-radius: 8px; */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.sidebar {
    width: 20vw;
    background-color: var(--container-bg);
    padding: 1rem;
    /* border-radius: 8px; */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.sidebar h2 {
    font-size: 20px;
    margin: 1rem 0;
}

#request-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

#request-list li {
    cursor: pointer;
    padding: 0.7rem;
    margin: 0.3rem 0;
    border-radius: 4px;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    transition: background-color 0.2s;
    display: flex;
    justify-content: space-between;
}

#request-list li .delete-request {
    font-size: large;
    width: 25px;
    aspect-ratio: 1/1;
    border: none;
    border-radius: 999px;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    /* background-color: #1e1e1e; */
}

#request-list li .delete-request:hover {
    background-color: var(--input-bg);
}

#request-list li:hover {
    background-color: var(--tab-bg);
}

#new-request {
    background-color: var(--button-bg);
    width: 100%;
    margin-top: 0;
}

.request-section,
#headers-section,
#query-section,
#body-section,
#form-data-section,
#form-urlencoded-section,
#auth-section {
    margin-bottom: 20px;
}

.request-section {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

#request-method {
    flex: 2;
    margin: 0 .6rem 0 0;
    /* margin-right: .6rem; */
    padding: 0.6rem 0.4rem;
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--text-color);
    border: 1px solid var(--input-border);
}

#request-url {
    flex: 10;
    margin: 0 0.6rem;
}

#send-request {
    flex: 2;
    margin: 0 0.6rem;
}

#basic-auth {
    gap: 10px;
}

#auth-username {
    flex: 1;
}

#auth-password {
    flex: 1;
}

input[type="text"],
input[type="password"],
textarea {
    width: 100%;
    padding: 10px;
    margin-top: 8px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--text-color);
    transition: border-color 0.3s;
}

input[type="text"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--button-bg);
}

button {
    background-color: var(--button-bg);
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: var(--button-hover);
}

.header-row,
.query-row {
    display: flex;
    margin-bottom: 10px;
}

.header-key,
.header-value,
.query-key,
.query-value {
    flex: 1;
    margin-right: 10px;
}

.remove-header,
.remove-query {
    background-color: #dc3545;
}

.remove-header:hover,
.remove-query:hover {
    background-color: #c82333;
}

.form-data-row {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 10px;
}

.form-data-row .form-key {
    flex: 2;
}

select {
    padding: 8px;
    margin-top: 8px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.form-data-row .form-type {
    flex: 1;
}

.form-data-row .form-value {
    flex: 2;
}

.form-data-row .form-file {
    flex: 2;
    padding: 8px;
    margin-top: 8px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    background-color: var(--input-bg);
    color: var(--text-color);
}

.form-data-row .remove-form-data {
    flex: 1;
    background-color: #c82333;
}

.form-urlencoded-row {
    display: flex;
    gap: 8px;
}

.form-urlencoded-row .remove-form-urlencoded {
    background-color: #c82333;
}

#response-section {
    background-color: var(--response-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

pre {
    white-space: pre-wrap;
    word-wrap: break-word;
    background-color: var(--pre-bg);
    padding: 15px;
    border-radius: 4px;
    max-height: 300px;
    overflow-y: auto;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    /* margin-bottom: 20px; */
}

#content-type {
    border: none;
    border-radius: 4px 4px 0 0;
    padding: 10px 20px;
    cursor: pointer;
    color: var(--text-color);
    background-color: var(--tab-bg);
    transition: background-color 0.3s, color 0.3s;
}

.tab-link {
    background-color: var(--tab-bg);
    padding: 10px 20px;
    color: var(--text-color);
    margin-right: 5px;
    cursor: pointer;
    border: none;
    border-radius: 4px 4px 0 0;
    transition: background-color 0.3s, color 0.3s;
}

.tab-link:hover {
    background-color: var(--button-bg);
    color: white;
}

.tab-link.active {
    background-color: var(--tab-active);
    color: white;
}

.tab-content {
    display: none;
    padding: 20px;
    background-color: var(--response-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 8px 8px;
}

.tab-content.active {
    display: block;
}

#content-type {
    margin-right: .5rem;
}

#save-request {
    margin-top: 0;
}

#toggle-theme {
    background-color: var(--button-bg);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 0;
}

#toggle-theme:hover {
    background-color: var(--button-hover);
}

/* Responsive design */
@media (max-width: 768px) {
    main {
        flex-direction: column;
    }

    .sidebar,
    .container {
        width: 100%;
    }

    .request-section {
        flex-direction: column;
    }

    #request-method,
    #request-url,
    #send-request {
        width: 100%;
        margin: 5px 0;
    }
}