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

body {
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.container {
    width: 100%;
    max-width: 1000px;
}

.title {
    text-align: center;
    color: white;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.title i {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Demo Section */
.demo-section {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.info-card {
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 1rem;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-card i {
    color: #667eea;
    font-size: 2rem;
    flex-shrink: 0;
}

.info-card h3 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.info-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Button Grid */
.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.demo-btn {
    padding: 1rem 1.5rem;
    border: none;
    border-radius: 0.75rem;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.demo-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.demo-btn:active {
    transform: translateY(-1px);
}

.success-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.error-btn {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.warning-btn {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.info-btn {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.action-btn {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.multiple-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Position Controls */
.position-controls {
    margin-bottom: 2rem;
}

.position-controls h3 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.position-controls h3 i {
    color: #667eea;
}

.position-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.position-btn {
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.position-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(102, 126, 234, 0.5);
}

.position-btn.active {
    background: rgba(102, 126, 234, 0.2);
    border-color: #667eea;
    color: white;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-3px);
}

.feature-card i {
    font-size: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
}

.feature-card h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* Toast Container */
.toast-container {
    position: fixed;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    pointer-events: none;
    max-width: 400px;
    padding: 1rem;
}

.toast-container.top-right {
    top: 0;
    right: 0;
}

.toast-container.top-left {
    top: 0;
    left: 0;
}

.toast-container.bottom-right {
    bottom: 0;
    right: 0;
    flex-direction: column-reverse;
}

.toast-container.bottom-left {
    bottom: 0;
    left: 0;
    flex-direction: column-reverse;
}

/* Toast */
.toast {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 1rem;
    padding: 1rem 1.25rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    pointer-events: all;
    position: relative;
    overflow: hidden;
    min-width: 300px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    animation: slideIn 0.3s ease-out;
}

.toast.removing {
    animation: slideOut 0.3s ease-out forwards;
}

/* Toast Types */
.toast.success {
    border-left: 4px solid #10b981;
}

.toast.error {
    border-left: 4px solid #ef4444;
}

.toast.warning {
    border-left: 4px solid #f59e0b;
}

.toast.info {
    border-left: 4px solid #3b82f6;
}

/* Toast Icon */
.toast-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    color: #10b981;
}

.toast.error .toast-icon {
    color: #ef4444;
}

.toast.warning .toast-icon {
    color: #f59e0b;
}

.toast.info .toast-icon {
    color: #3b82f6;
}

/* Toast Content */
.toast-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.toast-title {
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
}

.toast-message {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    line-height: 1.4;
}

/* Toast Actions */
.toast-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.toast-action {
    padding: 0.4rem 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    color: white;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toast-action:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Toast Close */
.toast-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.25rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

/* Progress Bar */
.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    transform-origin: left;
    animation: progress linear forwards;
}

.toast.success .toast-progress {
    background: #10b981;
}

.toast.error .toast-progress {
    background: #ef4444;
}

.toast.warning .toast-progress {
    background: #f59e0b;
}

.toast.info .toast-progress {
    background: #3b82f6;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes progress {
    from {
        transform: scaleX(1);
    }
    to {
        transform: scaleX(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 1rem;
    }

    .title {
        font-size: 1.8rem;
    }

    .demo-section {
        padding: 1.5rem;
    }

    .button-grid {
        grid-template-columns: 1fr;
    }

    .toast-container {
        max-width: calc(100% - 2rem);
        padding: 1rem;
    }

    .toast {
        min-width: auto;
        width: 100%;
    }
}