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

body {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    min-height: 100vh;
    color: #fff;
    transition: background 0.3s;
}

.dark-mode {
    background: linear-gradient(135deg, #0f0f1a, #0a0a1a);
}

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

.header h1 {
    font-size: 2.5rem;
    background: linear-gradient(90deg, #00c6ff, #0072ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0.5rem;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 1.5rem;
}

.input-field {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1rem;
    transition: all 0.3s;
}

.input-field:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px rgba(0, 198, 255, 0.5);
}

.input-field::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.send-btn {
    padding: 12px 25px;
    background: linear-gradient(90deg, #00c6ff, #0072ff);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.send-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 198, 255, 0.4);
}

.send-btn:disabled {
    background: #555;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.progress-container {
    margin-bottom: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    height: 20px;
    position: relative;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00c6ff, #0072ff);
    border-radius: 8px;
    transition: width 0.3s;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
}

.loader {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 198, 255, 0.2);
    border-top: 4px solid #00c6ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 1rem auto;
    display: none;
}

.results {
    display: none;
    margin-top: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

.result-header {
    display: flex;
    justify-content: space-between;
    padding: 12px 15px;
    background: rgba(0, 198, 255, 0.2);
    font-weight: 600;
}

.result-body {
    max-height: 300px;
    overflow-y: auto;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.result-item:last-child {
    border-bottom: none;
}

.result-name {
    flex: 1;
}

.result-status {
    width: 80px;
    text-align: right;
}

.success {
    color: #4CAF50;
}

.error {
    color: #F44336;
}

.mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    color: #00c6ff;
    transition: all 0.3s;
}

.mode-toggle:hover {
    transform: rotate(30deg);
}

.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    background: #4CAF50;
    color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transform: translateX(200%);
    transition: transform 0.3s;
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

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

@media (max-width: 600px) {
    .container {
        margin: 0 1rem;
        padding: 1rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .send-btn {
      #42445A  width:100%;
    }
}