/* General Body & Typography */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 30px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: #2c3e50;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Forms Styling */
.form-container {
    max-width: 500px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box; /* Important */
}

.form-group textarea {
    resize: vertical;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: #3498db;
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
}

.btn:hover {
    background-color: #2980b9;
    text-decoration: none;
}

.btn-secondary {
    background-color: #95a5a6;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

.button-group {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

/* Error and Success Messages */
.error {
    color: #e74c3c;
    font-size: 0.9em;
}
.error-box, .success-box {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
}
.error-box {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}
.success-box {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Dashboard Specific */
.dashboard h1 {
    font-size: 24px;
}
.dashboard p {
    font-size: 18px;
}
.dashboard strong {
    color: #2c3e50;
}

/* Public Portfolio Page */
.portfolio-container {
    max-width: 900px;
    margin: auto;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.portfolio-header {
    text-align: center;
    border-bottom: 2px solid #ecf0f1;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.portfolio-header h1 {
    margin: 0;
    font-size: 2.5em;
}

.portfolio-container section {
    margin-bottom: 30px;
}

.portfolio-container h2 {
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
    display: inline-block;
    margin-bottom: 15px;
}

.skills-list, .projects-list {
    list-style: none;
    padding: 0;
}

.skills-list li {
    background: #ecf0f1;
    color: #34495e;
    display: inline-block;
    padding: 5px 15px;
    margin: 5px;
    border-radius: 20px;
    font-weight: 500;
}

.projects-list li {
    background: #f9f9f9;
    border-left: 4px solid #3498db;
    padding: 15px;
    margin-bottom: 10px;
}

/* Not Found Page */
.not-found {
    text-align: center;
    padding: 50px;
}
.not-found h1 {
    font-size: 6em;
    margin: 0;
    color: #bdc3c7;
}

/* Responsive */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    .container, .portfolio-container {
        padding: 20px;
    }
    .button-group {
        flex-direction: column;
    }
    .btn {
        width: 100%;
        box-sizing: border-box;
    }
}