* {
    box-sizing: border-box;
    font-family: "Segoe UI", Arial, sans-serif;
}

body {
    background: #f4f4f7;
    margin: 0;
    padding: 0;
    color: #222;
}

header {
    background: #2c3e50;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header h1 a {
    color: #fff;
    text-decoration: none;
}

header p {
    margin: 5px 0 0;
    opacity: 0.8;
}

nav {
    text-align: center;
    margin: 15px 0;
}

nav a {
    margin: 0 10px;
    text-decoration: none;
    color: #2c3e50;
    font-weight: bold;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.post {
    background: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.post h2 a {
    color: #2c3e50;
    text-decoration: none;
}

.post .date {
    color: #888;
    font-size: 13px;
    margin-bottom: 10px;
}

.post p {
    line-height: 1.6;
}

.box {
    max-width: 400px;
    margin: 60px auto;
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.15);
}

.box h2 {
    margin-top: 0;
    text-align: center;
}

input[type=text], input[type=password], textarea {
    width: 100%;
    padding: 10px;
    margin: 8px 0 16px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 14px;
}

textarea {
    min-height: 200px;
    resize: vertical;
}

button, .btn {
    background: #2c3e50;
    color: #fff;
    padding: 10px 18px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
}

button:hover, .btn:hover {
    background: #1a242f;
}

.error {
    color: #c0392b;
    background: #fde2e1;
    padding: 8px;
    border-radius: 5px;
    margin-bottom: 10px;
}

.success {
    color: #27ae60;
    background: #e2fde6;
    padding: 8px;
    border-radius: 5px;
    margin-bottom: 10px;
}

.admin-bar {
    background: #34495e;
    color: #fff;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-bar a {
    color: #fff;
    margin-left: 12px;
    text-decoration: none;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    margin-top: 15px;
}

table th, table td {
    padding: 10px;
    border-bottom: 1px solid #eee;
    text-align: left;
}

.actions a {
    margin-right: 10px;
}

.delete-link {
    color: #c0392b;
}

footer {
    text-align: center;
    padding: 20px;
    color: #888;
    font-size: 13px;
}