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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInDown 0.8s ease-out;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.logo i {
    font-size: 2.5rem;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

/* Authentication Styles */
.auth-container {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.user-name {
    color: #fff;
    font-weight: 500;
    font-size: 0.95rem;
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.auth-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.login-btn {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    backdrop-filter: blur(10px);
}

.login-btn:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.logout-btn {
    background: rgba(239, 68, 68, 0.8);
    color: #fff;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    justify-content: center;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 1);
    transform: scale(1.05);
}

.admin-btn {
    background: rgba(34, 197, 94, 0.8);
    color: #fff;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    justify-content: center;
}

.admin-btn:hover {
    background: rgba(34, 197, 94, 1);
    transform: scale(1.05);
}

/* Connection Status */
.connection-status {
    margin-top: 1rem;
    text-align: center;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

.status-indicator.connected {
    color: #10b981;
}

.status-indicator.error {
    color: #ef4444;
}

.status-indicator i {
    font-size: 0.7rem;
}

/* Unauthorized Warning */
.unauthorized-warning {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(239, 68, 68, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 1rem;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Admin Panel Styles */
.admin-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 10px;
    border: 1px solid #e9ecef;
}

.admin-section h3 {
    margin-bottom: 1rem;
    color: #495057;
    font-size: 1.1rem;
}

.admin-section .form-group {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.admin-section input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: 5px;
    font-size: 0.9rem;
}

.admin-section button {
    padding: 0.5rem 1rem;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

.admin-section button:hover {
    background: #0056b3;
}

.user-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    margin-bottom: 0.5rem;
}

.user-email {
    font-weight: 500;
    color: #495057;
}

.user-date {
    font-size: 0.8rem;
    color: #6c757d;
}

.admin-badge {
    background: #28a745;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
}

.remove-user-btn {
    background: #dc3545;
    color: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.remove-user-btn:hover {
    background: #c82333;
    transform: scale(1.1);
}

/* Main Content */
.main-content {
    flex: 1;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Tool Card Styles */
.tool-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tool-card:hover::before {
    transform: scaleX(1);
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 1);
}

.tool-card.add-new {
    background: rgba(255, 255, 255, 0.1);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    color: #fff;
}

.tool-card.add-new:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.tool-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.tool-card:hover .tool-icon {
    transform: scale(1.1) rotate(5deg);
}

.tool-icon i {
    font-size: 2rem;
    color: #fff;
}

.tool-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.tool-card.add-new h3 {
    color: #fff;
}

.tool-card p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.tool-card.add-new p {
    color: rgba(255, 255, 255, 0.8);
}

/* Status Indicator */
.tool-status {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
    animation: pulse 2s infinite;
}

.tool-status.offline {
    background: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

/* Delete Tool Button */
.delete-tool-btn {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.9);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    font-size: 0.8rem;
    z-index: 10;
}

.tool-card:hover .delete-tool-btn {
    opacity: 1;
}

.delete-tool-btn:hover {
    background: rgba(239, 68, 68, 1);
    transform: scale(1.1);
}

/* Fade out animation for deleted tools */
@keyframes fadeOutUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-30px);
    }
}

/* Footer Styles */
.footer {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.quick-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat {
    text-align: center;
    color: #fff;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: #fff;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close:hover {
    color: #333;
}

.modal h2 {
    margin-bottom: 1.5rem;
    color: #333;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

button[type="submit"] {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .auth-container {
        margin-top: 1rem;
    }
    
    .user-info {
        padding: 0.5rem 1rem;
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .user-name {
        font-size: 0.85rem;
    }
    
    .auth-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .tool-card {
        padding: 1.5rem;
    }
    
    .quick-stats {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .quick-stats .stat {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .quick-stats .stat .stat-number {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-card {
        padding: 1.25rem;
    }
    
    .tool-icon {
        width: 60px;
        height: 60px;
    }
    
    .tool-icon i {
        font-size: 1.5rem;
    }
}