.container {
    max-width: 1237px;
    margin: 0px auto;
}

h1, h2, h3, h4, p {
    margin: 0;
    padding: 0;
}

* {
    box-sizing: border-box;
}

body, html {
    font-family: "Poppins", sans-serif;
    font-size: 20px;
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
    background-color: #F4F4F4;
    color: #333333;
}

/* HEADER */
header {
    background-color: #4169E1;
    padding: 15px 0;
}

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

nav a {
    text-decoration: none;
    margin-right: 20px;
    color: #FFFFFF;
    font-weight: bold;
    transition: color 0.3s;
}

nav a:hover {
    color: #FF8C42;
}

/* MAIN */
main {
    margin-top: 40px;
}

/* FEED */
.feed {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.post {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 10px;
    
    margin-bottom: 20px;
    width: 100%;
    max-width: 800px;
}

.post-header {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.post-info {
    margin-left: 10px;
}

.username {
    font-size: 18px;
    font-weight: bold;
}

.time {
    font-size: 14px;
    color: #666666;
}

.post-text {
    margin: 10px 0;
    font-size: 16px;
}

.post-image {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 10px;
}

.post-actions {
    display: flex;
    justify-content: space-between;
}

.post-actions button {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    transition: color 0.3s;
}

.post-actions button:hover {
    color: #4169E1;
}

/* FRIENDS */

.friends {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 10px;
    
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.friends-header {
    display: flex;
    gap: 55px;
    margin-bottom: 20px;
    align-items: center;     
}

.friends-header h1 {
    font-weight: bold;
    font-size: 32px;
    color: black;    
}

.friend {
    margin-bottom: 45px;
    display: flex;
    align-items: center;
    gap: 35px;
    position: relative; 
    padding: 20px; 
    border: 2px solid #eae3cd; 
    border-radius: 15px; 
    background-color: white; 
    
}

.friend-info h1 {
    font-size: 26px;
}
.friend-info p {
    font-size: 14px;
}

.friend img {
    border-radius: 50%;
}

.friend:last-of-type {
    margin-bottom: 0px;
}

.friends-buttons {
    margin-top: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.friends-buttons a {
    text-decoration: none;
    color: rgb(42, 88, 133);
    font-size: 14px;
    transition: color 0.3s;
}

.button-delete {
    background: none;
    border: none;
    cursor: pointer;
    color: black;
    position: absolute; 
    top: 50%; 
    right: 20px; 
    transform: translateY(-50%); 
}

/* Messages */

.messages {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.message {
    display: flex;
    gap: 25px;
    margin-bottom: 20px;
    border-radius: 5%;
}

.message:hover {
    background-color: #f5f5f5;
    
}

.message:last-child {
    margin-bottom: 0;
}

.message-content span {
    font-weight: 600; 
    font-size: 18px; 
    color: black; 
}

.message-content p {
    margin-top: 7px; 
    font-size: 16px; 
    color: black; 
    line-height: 1.5; 
}

.message img {
    width: 60px;
    height: 60px;
    border-radius: 40%;
}

/* GROUPS */

.groups {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.groups-header {
    display: flex;
    gap: 55px;
    margin-bottom: 20px;
    align-items: center;     
}

.groups-header h1 {
    font-weight: bold;
    font-size: 32px;
    color: black;    
}

.group {
    margin-bottom: 45px;
    display: flex;
    align-items: center;
    gap: 35px;
    position: relative; 
    padding: 20px; 
    border: 2px solid #eae3cd; 
    border-radius: 15px; 
    background-color: white; 
}

.group-info h1 {
    font-size: 26px;
}
.group-info p {
    font-size: 14px;
}

.group img {
    border-radius: 50%;
    object-fit: cover;
}

.group:last-of-type {
    margin-bottom: 0px;
}

.groups-buttons {
    margin-top: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.groups-buttons a {
    text-decoration: none;
    color: rgb(42, 88, 133);
    font-size: 14px;
    transition: color 0.3s;
}

.button-leave {
    background: none;
    border: none;
    cursor: pointer;
    color: black;
    position: absolute; 
    top: 50%; 
    right: 20px; 
    transform: translateY(-50%); 
}

.group-subscribers {
    margin-top: 5px;
    font-size: 14px;
    color: #666;
}

/* Profile */

.profile {
    background-color: #FFFFFF;
    padding: 20px;
    border-radius: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.profile-header {
    text-align: center;
    margin-bottom: 20px;
}

.profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover; 
    border: 4px solid #eae3cd; 
    margin-bottom: 15px;
}

.profile-header h1 {
    font-size: 32px;
    color: black;
    margin-bottom: 10px;
}

.profile-bio {
    font-size: 16px;
    color: #666;
    max-width: 500px;
    margin: 0 auto;
}

.profile-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.button-edit, .button-message {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.button-edit {
    background-color: orange;
    color: white;
}

.button-edit:hover {
    background-color: #e67e22;
}

.button-message {
    background-color: green;
    color: white;
}

.button-message:hover {
    background-color: #2ecc71;
}

.profile-friends, .profile-groups {
    margin-bottom: 30px;
}

.profile-friends h2, .profile-groups h2 {
    font-size: 24px;
    color: black;
    margin-bottom: 15px;
}

.friends-list, .groups-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.profile-friend, .profile-group {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #f9f9f9;
    padding: 10px;
    border-radius: 10px;
}

.profile-friend img, .profile-group img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-friend span, .profile-group span {
    font-size: 16px;
    color: black;
}