body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #f4f4f4 0%, #e0e0e0 100%);
    min-height: 100vh;
}

h1, h2, h3 {
    color: #333;
}

a {
    color: #0077cc;
}

header {
    background: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

nav ul {
    padding: 0;
    list-style: none;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
}

footer {
    text-align: center;
    padding: 10px;
    background: #333;
    color: #fff;
    position: fixed;
    bottom: 0;
    width: 100%;
}

form {
    margin-top: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

textarea {
    min-height: 120px;
}

input[type="submit"] {
    background-color: #0077cc;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #005fa3;
}

.container {
    width: 80%;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    background: linear-gradient(to bottom, #ffffff 0%, #f8f9fa 100%);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeIn 0.3s ease-out forwards;
}

h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0077cc, #00a8ff);
    border-radius: 3px;
}

h2 {
    color: #34495e;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

h3 {
    color: #34495e;
    margin: 1.5rem 0 1rem;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

h3::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 1em;
    background: linear-gradient(to bottom, #0077cc, #00a8ff);
    margin-right: 0.5rem;
    border-radius: 2px;
}

.welcome-content {
    text-align: center;
    padding: 2rem 0;
}

.action-buttons {
    margin: 2rem 0;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    margin: 0 10px;
    background-color: #0077cc;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #005fa3;
}

.features {
    text-align: left;
    max-width: 600px;
    margin: 2rem auto;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.features ul {
    list-style-type: none;
    padding: 0;
}

.features li {
    margin: 1rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #0077cc;
}

.alert {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
    text-align: center;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Form styles */
form {
    max-width: 400px;
    margin: 2rem auto;
}

form div {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: #34495e;
}

input[type="text"],
input[type="password"],
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

input[type="submit"] {
    width: 100%;
    padding: 0.75rem;
    background-color: #0077cc;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

input[type="submit"]:hover {
    background-color: #005fa3;
}

/* Profile page styles */
#profileForm {
    max-width: 800px;
}

#profileForm textarea {
    min-height: 100px;
    margin-bottom: 1.5rem;
}

/* Navigation styles */
.main-nav {
    background: linear-gradient(90deg, #2c3e50, #34495e);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    color: white;
    font-size: 1.5rem;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.nav-brand:hover {
    color: #00a8ff;
    transform: translateY(-1px);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #00a8ff;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-link:hover {
    color: #00a8ff;
    background: rgba(0, 168, 255, 0.1);
}

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link i {
    margin-right: 0.5rem;
    transition: transform 0.3s ease;
}

.nav-link:hover i {
    transform: translateX(2px);
}

/* Dashboard styles */
.dashboard-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.action-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.action-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.action-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

/* Plugin Key Page Styles */
.key-display {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
    text-align: center;
}

.key-container {
    max-width: 600px;
    margin: 0 auto;
}

.key-container code {
    display: block;
    padding: 1rem;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin: 1rem 0;
    font-size: 1.2rem;
    word-break: break-all;
}

.key-instructions {
    max-width: 600px;
    margin: 2rem auto;
}

.key-instructions ol {
    padding-left: 1.5rem;
}

.key-instructions li {
    margin: 1rem 0;
    color: #666;
}

.instructions {
    color: #666;
    text-align: center;
    margin: 1rem 0;
}

/* Profile Page Styles */
.profile-intro {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.form-group textarea,
.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group textarea:focus,
.form-group input:focus {
    outline: none;
    border-color: #0077cc;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
    transform: translateX(0);
    transition: transform 0.2s ease;
}

.form-group:hover {
    transform: translateX(5px);
}

label {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    color: #34495e;
    font-weight: bold;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="url"],
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    box-sizing: border-box;
    transition: all 0.3s ease;
    background: white;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: #0077cc;
    box-shadow: 0 2px 8px rgba(0, 119, 204, 0.1);
}

textarea {
    min-height: 100px;
    resize: vertical;
}

/* Button Styles */
.button,
input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(90deg, #0077cc, #00a8ff);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    gap: 8px;
}

.button:hover,
input[type="submit"]:hover {
    background: linear-gradient(90deg, #005fa3, #0077cc);
    box-shadow: 0 4px 15px rgba(0, 119, 204, 0.2);
    transform: translateY(-1px);
}

/* Alert Messages */
.alert {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 6px;
    text-align: center;
    animation: fadeIn 0.3s ease-out forwards;
}

.alert-success {
    background: linear-gradient(to right, #28a745, #20c997);
    color: white;
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.2);
}

.alert-danger {
    background: linear-gradient(to right, #dc3545, #f86d7d);
    color: white;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.2);
}

/* Dashboard Cards */
.action-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.action-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

/* Features List */
.features {
    background: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.features ul {
    list-style: none;
    padding: 0;
}

.features li {
    margin: 1rem 0;
    padding-left: 1.5rem;
    position: relative;
    transition: transform 0.2s ease;
}

.features li:hover {
    transform: translateX(5px);
}

.features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #0077cc;
}

/* Plugin Key Styles */
.key-display {
    background: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
    text-align: center;
}

.key-container code {
    display: block;
    padding: 1rem;
    background: white;
    border: 1px solid #ddd;
    border-radius: 6px;
    margin: 1rem 0;
    font-size: 1.2rem;
    word-break: break-all;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Profile Page Specific */
.profile-intro {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        width: 90%;
        padding: 1rem;
    }

    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .dashboard-actions {
        grid-template-columns: 1fr;
    }
}

/* Links */
a {
    color: #0077cc;
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: #005fa3;
}

/* Installation Guide Styles */
.installation-guide {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.installation-guide h2 {
    color: #2c3e50;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.installation-guide h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0077cc, #00a8ff);
    border-radius: 3px;
}

.installation-step {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease;
}

.installation-step:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.installation-step h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.installation-step h4 {
    color: #34495e;
    margin: 1rem 0;
    font-size: 1.1rem;
}

.download-options {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    justify-content: center;
}

.download-button {
    min-width: 200px;
}

.install-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.method {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 6px;
    border: 1px solid #e9ecef;
}

.method ol {
    margin: 0;
    padding-left: 1.5rem;
}

.method li {
    margin: 0.5rem 0;
    color: #495057;
}

.method code {
    background: #e9ecef;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
}

.troubleshooting {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #fff3cd;
    border: 1px solid #ffeeba;
    border-radius: 6px;
}

.troubleshooting h3 {
    color: #856404;
    margin-bottom: 1rem;
}

.troubleshooting ul {
    list-style: none;
    padding-left: 0;
}

.troubleshooting li {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #856404;
}

.troubleshooting li::before {
    content: '!';
    position: absolute;
    left: 0;
    color: #856404;
    font-weight: bold;
}

/* Card Actions */
.card-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

.button.primary {
    background: linear-gradient(90deg, #0077cc, #00a8ff);
}

.button.secondary {
    background: linear-gradient(90deg, #6c757d, #868e96);
}

/* Quick Start Guide */
.quick-start {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.quick-start h3 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.quick-start ol {
    list-style: none;
    counter-reset: quick-start-counter;
    padding: 0;
    margin: 0;
}

.quick-start li {
    counter-increment: quick-start-counter;
    margin: 1rem 0;
    padding: 1rem;
    background: white;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s ease;
}

.quick-start li:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.quick-start li::before {
    content: counter(quick-start-counter);
    min-width: 2rem;
    height: 2rem;
    background: linear-gradient(90deg, #0077cc, #00a8ff);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.quick-start li i {
    color: #0077cc;
    font-size: 1.2rem;
    width: 1.5rem;
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .card-actions {
        flex-direction: column;
    }
    
    .card-actions .button {
        width: 100%;
    }
}

.version-tag {
    font-size: 0.8rem;
    background: rgba(0, 0, 0, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    margin-left: 0.5rem;
}

.download-note {
    text-align: center;
    color: #666;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.download-note i {
    color: #0077cc;
    margin-right: 0.3rem;
}

.download-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    min-width: 200px;
    gap: 0.5rem;
}

.form-container {
    max-width: 400px;
    margin: 2rem auto;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.login-form {
    text-align: center;
}

.login-form h1 {
    margin-bottom: 2rem;
    color: #2c3e50;
    font-size: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.login-form h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0077cc, #00a8ff);
    border-radius: 3px;
}

.login-form .form-group {
    text-align: left;
    margin-bottom: 1.5rem;
}

.login-form label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #34495e;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.login-form input:focus {
    outline: none;
    border-color: #0077cc;
    box-shadow: 0 0 0 2px rgba(0, 119, 204, 0.1);
}

.login-form .button {
    width: 100%;
    margin-top: 1rem;
}

.login-form .links {
    margin-top: 1.5rem;
    font-size: 0.9rem;
}

.login-form .links a {
    color: #0077cc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.login-form .links a:hover {
    color: #005fa3;
    text-decoration: underline;
}

.alert {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 6px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.alert i {
    font-size: 1.1rem;
}

/* Form Section Styles */
.form-section {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.form-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.form-section h2 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f0f0f0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section h2 i {
    color: #0077cc;
}

/* Model Selection Styles */
select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    background-color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

select:focus {
    outline: none;
    border-color: #0077cc;
    box-shadow: 0 0 0 2px rgba(0, 119, 204, 0.1);
}

select:disabled {
    background-color: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.7;
}

select option {
    padding: 0.5rem;
}

/* Profile Form Specific Styles */
#profileForm {
    max-width: 800px;
    margin: 0 auto;
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}