body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f4f9ff;
    color: #333;
    font-size: 16px;
    line-height: 1.7;
    letter-spacing: 0.1px;
}
/* ================= PAGE WRAPPER ================= */
.page-wrapper {
    max-width: 1060px;
    margin: 30px auto;
    padding: 0 15px;
}
/* ================= MAIN PANEL ================= */
.main-panel {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}
.panel-with-sidebar {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.panel-with-sidebar .main-content {
    flex: 1 1 68%;
    min-width: 0;
}
.panel-with-sidebar .sidebar {
    flex: 1 1 28%;
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    box-shadow: inset 0 0 5px rgba(0,0,0,0.03);
}
@media (max-width: 768px) {
    .panel-with-sidebar {
        flex-direction: column;
    }
    .panel-with-sidebar .sidebar {
        width: 80%;
    }
}
/* ================= SIDEBAR STYLING ================= */
.sidebar h3 {
    margin-top: 0;
    font-size: 17px;
    color: #2c3e50;
    margin-bottom: 10px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}
.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}
.sidebar ul li {
    margin-bottom: 8px;
}
.sidebar ul li a {
    color: #2980b9;
    text-decoration: none;
    padding: 5px 0;
    display: inline-block;
    transition: all 0.2s ease;
}
.sidebar ul li a:hover {
    text-decoration: underline;
    color: #1a5a8a;
}
.sidebar-section {
    margin-bottom: 25px;
}
/* ================= TYPOGRAPHY ================= */
h1, h2 {
    color: #2c3e50;
}
h2 {
    font-size: 24px;
    margin-top: 0;
    margin-bottom: 15px;
}
p {
    margin-bottom: 1em;
    font-size: 16px;
    line-height: 1.7;
    color: #2c3e50;
}
a {
    color: #2980b9;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
/* ================= BUTTONS ================= */
button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 18px;
    font-size: 15px;
    border-radius: 4px;
    cursor: pointer;
}
button:hover {
    background-color: #2980b9;
}
/* ================= FORMS ================= */
input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}
.form-container {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}
.form-container h1 {
    margin-bottom: 25px;
    text-align: center;
    color: #2c3e50;
}
.form-container label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
.form-container input,
.form-container textarea,
.form-container select {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    font-size: 15px;
}
.form-container button[type="submit"] {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    transition: background 0.2s;
}
.form-container button[type="submit"]:hover {
    background-color: #2980b9;
}
.form-container .error {
    color: red;
    background: #ffe5e5;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
}
/* ================= TABLES ================= */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    margin-top: 20px;
}
table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
}
table th {
    background-color: #ecf6fc;
    color: #2c3e50;
}
table tr:nth-child(even) {
    background-color: #f9f9f9;
}
/* ================= GENERAL CLEANUP ================= */
.main-panel p,
.main-panel h2,
.main-panel ul,
.main-panel li {
    max-width: 100%;
    word-wrap: break-word;
}
/* ================= MOBILE ================= */
@media (max-width: 600px) {
    body {
        font-size: 15px;
    }
    h2 {
        font-size: 20px;
    }
    p {
        font-size: 15px;
    }
}
.page-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
    background: #FFFFFF;
}
.main-panel-with-sidebar {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: nowrap;
}
.main-panel-content {
    flex: 0 0 68%;
    min-width: 0;
}
.sidebar-inside {
    flex: 0 0 30%;
    background: #ffffff;
    padding: 10px;
    border-left: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: inset 0 0 5px rgba(0,0,0,0.03);
}
@media (max-width: 768px) {
    .main-panel-with-sidebar {
        flex-direction: column;
    }
    .sidebar-inside,
    .main-panel-content {
        flex: 1 1 100%;
    }
}