styles.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #0f172a;
    --card-bg: #1e293b;
    --border-color: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
header {
    text-align: center;
    padding: 40px 20px;
    background: var(--card-bg);
    border-radius: 20px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo i {
    font-size: 48px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo h1 {
    font-size: 2.5rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--success-color);
}

.status-badge i {
    color: var(--success-color);
}

.subtitle {
    margin-top: 10px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    background: var(--card-bg);
    padding: 10px;
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.tab-button {
    flex: 1;
    min-width: 150px;
    padding: 15px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.tab-button:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
}

.tab-button.active {
    background: var(--gradient-1);
    color: white;
}

.tab-button i {
    font-size: 1.2rem;
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

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

/* Feature Cards */
.feature-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.feature-card h2 {
    font-size: 2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.feature-card h2 i {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.description {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

/* Chat Styles */
.chat-container {
    background: var(--dark-bg);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.chat-messages {
    height: 400px;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--card-bg);
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.message {
    display: flex;
    gap: 12px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message.assistant .message-avatar {
    background: var(--gradient-1);
}

.message.user .message-avatar {
    background: var(--gradient-3);
}

.message-content {
    background: var(--card-bg);
    padding: 12px 16px;
    border-radius: 15px;
    max-width: 70%;
    border: 1px solid var(--border-color);
}

.message.user .message-content {
    background: var(--primary-color);
}

.chat-input-container {
    display: flex;
    gap: 10px;
    padding: 15px;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
}

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--dark-bg);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.chat-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.send-button {
    padding: 12px 20px;
    background: var(--gradient-1);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.send-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.send-button:active {
    transform: translateY(0);
}

/* Text Analysis Styles */
textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--dark-bg);
    color: var(--text-primary);
    font-size: 1rem;
    resize: vertical;
    font-family: inherit;
    margin-bottom: 20px;
    outline: none;
    transition: all 0.3s ease;
}

textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.action-button {
    padding: 15px 30px;
    background: var(--gradient-1);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.action-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    animation: fadeIn 0.3s ease;
}

.stat-card {
    background: var(--dark-bg);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.stat-card i {
    font-size: 2rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-card h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-card p {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--text-primary);
}

/* Generator Styles */
.generator-controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.generator-controls label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-select, .input-field {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--dark-bg);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.input-select:focus, .input-field:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.generated-output {
    margin-top: 20px;
    padding: 20px;
    background: var(--dark-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    animation: fadeIn 0.3s ease;
}

.generated-output h3 {
    margin-bottom: 15px;
    color: var(--text-primary);
}

#generatedText {
    padding: 20px;
    background: var(--card-bg);
    border-radius: 10px;
    margin-bottom: 15px;
    line-height: 1.8;
    border: 1px solid var(--border-color);
}

.copy-button {
    padding: 10px 20px;
    background: var(--success-color);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.copy-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
}

/* About Styles */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.about-section {
    padding: 20px;
    background: var(--dark-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.about-section h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-section h3 i {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.about-section li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.about-section li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.version-info {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.version-badge, .date-badge {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.version-badge {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.date-badge {
    background: rgba(139, 92, 246, 0.2);
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
}

/* Footer */
footer {
    text-align: center;
    padding: 30px 20px;
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
}

footer p {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

footer i {
    color: var(--primary-color);
}

.footer-links {
    margin-top: 15px;
}

.footer-links a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    background: var(--card-bg);
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo h1 {
        font-size: 1.8rem;
    }

    .header-content {
        flex-direction: column;
    }

    .tabs {
        flex-direction: column;
    }

    .tab-button {
        width: 100%;
    }

    .message-content {
        max-width: 85%;
    }

    .results-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }

    header {
        padding: 20px 15px;
    }

    .feature-card {
        padding: 20px;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .chat-messages {
        height: 300px;
    }
}