:root {
    --primary: #1a1a2e;
    --secondary: #16213e;
    --accent: #0f3460;
    --highlight: #e94560;
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #3498db;
    --text: #f1f1f1;
    --text-muted: #bdc3c7;
    --border: #2d4059;
    --shadow: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text);
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

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

header {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
}

.logo {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(45deg, var(--highlight), #ff7b00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(233, 69, 96, 0.3);
}

.tagline {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.main-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

@media (max-width: 968px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

.paste-form-container {
    background-color: var(--secondary);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid var(--border);
}

.paste-form {
    margin-bottom: 0;
}

.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.char-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: normal;
}

textarea, select {
    width: 100%;
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 1rem;
    resize: vertical;
    transition: all 0.3s ease;
}

textarea:focus, select:focus {
    outline: none;
    border-color: var(--highlight);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

textarea {
    min-height: 300px;
    font-family: 'Consolas', 'Monaco', monospace;
    line-height: 1.5;
}

.form-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn i {
    margin-right: 8px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--highlight), #ff7b00);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(233, 69, 96, 0.4);
}

.btn-secondary {
    background-color: var(--accent);
    color: white;
}

.btn-secondary:hover {
    background-color: #1a3a6e;
    transform: translateY(-2px);
}

.btn-success {
    background-color: var(--success);
    color: white;
}

.btn-success:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
}

.btn-info {
    background-color: var(--info);
    color: white;
}

.btn-info:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.loading-container {
    text-align: center;
    padding: 40px;
    display: none;
}

.spinner {
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 4px solid var(--highlight);
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.result-container {
    margin-top: 30px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-title {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--highlight);
    display: flex;
    align-items: center;
}

.paste-url {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.paste-url input {
    flex: 1;
    padding: 12px 15px;
    background-color: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 1rem;
}

.result-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature {
    background-color: var(--secondary);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--highlight);
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text);
}

.feature p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Paste View Styles */
.paste-view-container {
    background-color: var(--secondary);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px var(--shadow);
    border: 1px solid var(--border);
}

.paste-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
}

.meta-item i {
    color: var(--highlight);
    width: 16px;
}

.paste-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.paste-content {
    background-color: #0d0d1a;
    border-radius: 8px;
    padding: 25px;
    overflow-x: auto;
    border: 1px solid var(--border);
}

.paste-content pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.paste-content code {
    font-family: 'Consolas', 'Monaco', monospace;
    line-height: 1.5;
    color: var(--text);
}

/* Alert Styles - NEW */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin: 20px 0;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease;
    border-left: 4px solid transparent;
}

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

.alert-success {
    background-color: rgba(46, 204, 113, 0.1);
    border-left-color: var(--success);
    color: var(--success);
}

.alert-error {
    background-color: rgba(231, 76, 60, 0.1);
    border-left-color: var(--danger);
    color: var(--danger);
}

.alert-warning {
    background-color: rgba(243, 156, 18, 0.1);
    border-left-color: var(--warning);
    color: var(--warning);
}

.alert-info {
    background-color: rgba(52, 152, 219, 0.1);
    border-left-color: var(--info);
    color: var(--info);
}

.alert i {
    font-size: 1.2rem;
}

footer {
    text-align: center;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer a {
    color: var(--highlight);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .logo {
        font-size: 2.2rem;
    }
    
    .paste-form-container {
        padding: 20px;
    }
    
    .form-actions, .result-actions, .paste-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .paste-meta {
        grid-template-columns: 1fr;
    }
    
    .paste-url {
        flex-direction: column;
    }
    
    .alert {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
}

/* Highlight.js overrides */
.hljs {
    background: transparent !important;
    padding: 0 !important;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--highlight);
}