* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif;
}

body {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    overflow: hidden;
}

/* Glassmorphism Card */
.glass-container {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 50px 40px;
    width: 90%;
    max-width: 450px;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    animation: fadeIn 1s ease-in-out;
}

.header {
    margin-bottom: 40px;
}

.logo-icon {
    font-size: 60px;
    color: #ff4b4b;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(255, 75, 75, 0.5);
    animation: pulse 2s infinite;
}

h1 {
    font-size: 26px;
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: 1px;
}

p {
    font-size: 14px;
    color: #b0c4de;
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    padding: 16px 20px;
    font-size: 18px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn-danger {
    background: linear-gradient(45deg, #ff416c, #ff4b2b);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 65, 108, 0.3);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 65, 108, 0.5);
}

.btn-success {
    background: linear-gradient(45deg, #11998e, #38ef7d);
    color: white;
    box-shadow: 0 4px 15px rgba(56, 239, 125, 0.3);
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(56, 239, 125, 0.5);
}

.status-message {
    margin-top: 30px;
    font-size: 15px;
    min-height: 25px;
    color: #a8b2d1;
    font-weight: bold;
    transition: color 0.3s ease;
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); text-shadow: 0 0 35px rgba(255, 75, 75, 0.8); }
    100% { transform: scale(1); }
}