/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: #1a1a2e;
    border-radius: 12px;
    box-shadow: 0 10px 50px rgba(0, 255, 0, 0.1);
    overflow: hidden;
}

/* Header */
header {
    background: linear-gradient(135deg, #000428 0%, #004e92 100%);
    color: white;
    padding: 30px;
    text-align: center;
    border-bottom: 2px solid #00ff00;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: #00ff00;
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.tagline {
    opacity: 0.8;
    font-style: italic;
    color: #00d4ff;
}

/* Navigation */
nav {
    background-color: #0f0c29;
    padding: 0 30px;
    display: flex;
    gap: 5px;
}

nav a {
    color: #00d4ff;
    text-decoration: none;
    padding: 15px 25px;
    display: inline-block;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

nav a:hover {
    background-color: #1a1a3e;
    color: #00ff00;
}

nav a.active {
    background-color: #1a1a3e;
    border-bottom-color: #00ff00;
    color: #00ff00;
}

/* Main Content */
main {
    padding: 30px;
}

/* Welcome Section */
.welcome {
    background: linear-gradient(135deg, #004e92 0%, #000428 100%);
    color: white;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
    text-align: center;
    border: 1px solid #00ff00;
}

.welcome h2 {
    margin-bottom: 15px;
    color: #00ff00;
}

/* Features Grid */
.features {
    margin-bottom: 30px;
}

.features h3 {
    text-align: center;
    margin-bottom: 20px;
    color: #00ff00;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.tool-card {
    background: linear-gradient(135deg, #1a1a3e 0%, #2d2d5a 100%);
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #00d4ff;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 255, 0, 0.2);
}

.tool-card h4 {
    color: #00ff00;
    margin-bottom: 10px;
    font-size: 1.2em;
}

.tool-card p {
    color: #b0b0d0;
    margin-bottom: 15px;
    line-height: 1.5;
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, #00ff00 0%, #00cc00 100%);
    color: #000;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: transform 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.5);
}

/* Info Box */
.info-box {
    background: linear-gradient(135deg, #1a1a3e 0%, #2d2d5a 100%);
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 25px;
    border-left: 4px solid #00ff00;
}

.info-box h3 {
    color: #00ff00;
    margin-bottom: 15px;
}

.info-box ol {
    margin-left: 20px;
    margin-bottom: 15px;
}

.info-box li {
    margin-bottom: 8px;
    color: #b0b0d0;
}

.note {
    background-color: rgba(0, 255, 0, 0.1);
    padding: 10px;
    border-radius: 4px;
    border-left: 3px solid #00ff00;
}

.note code {
    background-color: #0f0c29;
    color: #00ff00;
    padding: 2px 8px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

/* Tips */
.tips {
    background-color: rgba(0, 212, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 1px solid #00d4ff;
}

.tips h3 {
    color: #00d4ff;
    margin-bottom: 15px;
}

.tips-list {
    list-style: none;
    padding: 0;
}

.tips-list li {
    padding: 10px;
    margin-bottom: 8px;
    background-color: rgba(26, 26, 62, 0.5);
    border-radius: 4px;
    color: #b0b0d0;
}

/* Security Info */
.security-info {
    background-color: rgba(0, 255, 0, 0.05);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 1px solid #00ff00;
}

.security-info h3 {
    color: #00ff00;
    margin-bottom: 15px;
}

.security-info p {
    color: #b0b0d0;
    margin-bottom: 10px;
}

.security-info ul {
    margin-left: 20px;
    margin-bottom: 10px;
}

.security-info li {
    color: #b0b0d0;
    margin-bottom: 5px;
}

.warning {
    color: #ffaa00;
    font-style: italic;
    margin-top: 10px;
    padding: 10px;
    background-color: rgba(255, 170, 0, 0.1);
    border-radius: 4px;
}

/* Profile Header */
.profile-header {
    background: linear-gradient(135deg, #004e92 0%, #000428 100%);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 1px solid #00ff00;
}

.profile-header h2 {
    color: #00ff00;
    margin-bottom: 20px;
}

.profile-info {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 6px;
}

.profile-info p {
    color: #b0b0d0;
    margin-bottom: 10px;
    font-size: 1.1em;
}

.profile-info strong {
    color: #00d4ff;
}

#username-display {
    color: #00ff00;
    font-weight: bold;
}

/* Customization Section */
.customization {
    background-color: rgba(26, 26, 62, 0.5);
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 1px solid #00d4ff;
}

.customization h3 {
    color: #00d4ff;
    margin-bottom: 15px;
}

.params-list {
    display: grid;
    gap: 15px;
    margin: 20px 0;
}

.param-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
}

.param-item code {
    background-color: #0f0c29;
    color: #00ff00;
    padding: 8px 12px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    min-width: 200px;
}

.param-item span {
    color: #b0b0d0;
}

.example-box {
    background-color: rgba(0, 255, 0, 0.1);
    padding: 15px;
    border-radius: 6px;
    margin-top: 15px;
}

.example-box p {
    color: #00ff00;
    margin-bottom: 10px;
}

.example-link {
    display: inline-block;
    margin-right: 15px;
    color: #00d4ff;
    text-decoration: none;
    font-family: 'Courier New', monospace;
}

.example-link:hover {
    color: #00ff00;
    text-decoration: underline;
}

/* Debug Section */
.debug-section {
    background-color: rgba(0, 212, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    border: 1px solid #00d4ff;
}

.debug-section h3 {
    color: #00d4ff;
    margin-bottom: 15px;
}

.debug-section p {
    color: #b0b0d0;
    margin-bottom: 10px;
}

.debug-section ul {
    margin-left: 20px;
}

.debug-section li {
    color: #b0b0d0;
    margin-bottom: 5px;
}

.debug-section .note {
    background-color: rgba(0, 255, 0, 0.05);
    border-left-color: #00ff00;
    margin-top: 15px;
}

/* Footer */
footer {
    background-color: #0f0c29;
    padding: 20px 30px;
    text-align: center;
    border-top: 1px solid #00ff00;
}

footer p {
    color: #b0b0d0;
}

.version {
    font-size: 0.85em;
    color: #666;
    margin-top: 5px;
}

/* Code styling */
code {
    font-family: 'Courier New', monospace;
    background-color: #0f0c29;
    color: #00ff00;
    padding: 2px 6px;
    border-radius: 3px;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        border-radius: 0;
    }

    header h1 {
        font-size: 2em;
    }

    nav {
        flex-direction: column;
    }

    nav a {
        text-align: center;
    }

    .tool-grid {
        grid-template-columns: 1fr;
    }

    .param-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .param-item code {
        min-width: auto;
        width: 100%;
    }

    main {
        padding: 20px;
    }
}