:root {
    --pcs-primary: #1a1a1a;
    --pcs-secondary: #ffffff;
    --pcs-border: #e0e0e0;
    --pcs-success: #2e7d32;
    --pcs-warning: #f57c00;
    --pcs-error: #c62828;
    --pcs-text: #333333;
    --pcs-text-light: #666666;
    --pcs-bg: #fafafa;
    --pcs-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
}

#poliottica-customer-service-root {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    color: var(--pcs-text);
    background: var(--pcs-bg);
    min-height: 100vh;
}

.pcs-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.pcs-header {
    text-align: center;
    margin-bottom: 60px;
    animation: slideDown 0.6s var(--pcs-transition);
}

.pcs-header h1 {
    font-size: 32px;
    font-weight: 300;
    letter-spacing: -0.5px;
    margin: 0 0 12px 0;
    line-height: 1.1;
}

.pcs-header p {
    font-size: 14px;
    color: var(--pcs-text-light);
    letter-spacing: 0.3px;
    text-transform: uppercase;
    margin: 0;
}

.pcs-chat-wrapper {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
}

.pcs-chat-main {
    flex: 1;
    min-width: 0;
}

.pcs-chat-sidebar {
    width: 200px;
}

.pcs-messages {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 12px;
}

.pcs-messages::-webkit-scrollbar {
    width: 4px;
}

.pcs-messages::-webkit-scrollbar-track {
    background: transparent;
}

.pcs-messages::-webkit-scrollbar-thumb {
    background: var(--pcs-border);
    border-radius: 2px;
}

.pcs-message {
    display: flex;
    animation: fadeInUp 0.4s var(--pcs-transition);
}

.pcs-message.user {
    justify-content: flex-end;
}

.pcs-message.bot {
    justify-content: flex-start;
}

.pcs-message-content {
    max-width: 75%;
    padding: 12px 16px;
    border-radius: 2px;
    font-size: 14px;
    line-height: 1.5;
}

.pcs-message.user .pcs-message-content {
    background: var(--pcs-primary);
    color: var(--pcs-secondary);
}

.pcs-message.bot .pcs-message-content {
    background: var(--pcs-secondary);
    border: 1px solid var(--pcs-border);
    color: var(--pcs-text);
}

.pcs-message.bot .pcs-message-content a {
    color: var(--pcs-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--pcs-primary);
}

.pcs-message.bot .pcs-message-content a:hover {
    opacity: 0.7;
}

.pcs-message-loading {
    display: flex;
    gap: 4px;
    align-items: center;
}

.pcs-message-loading span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--pcs-text-light);
    animation: pulse 1.4s infinite;
}

.pcs-message-loading span:nth-child(2) {
    animation-delay: 0.2s;
}

.pcs-message-loading span:nth-child(3) {
    animation-delay: 0.4s;
}

.pcs-input-section {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.pcs-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--pcs-border);
    border-radius: 2px;
    font-size: 14px;
    font-family: inherit;
    transition: all var(--pcs-transition);
}

.pcs-input:focus {
    outline: none;
    border-color: var(--pcs-primary);
    box-shadow: 0 0 0 2px rgba(26, 26, 26, 0.05);
}

.pcs-send-btn {
    padding: 12px 24px;
    background: var(--pcs-primary);
    color: var(--pcs-secondary);
    border: none;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--pcs-transition);
    letter-spacing: 0.3px;
}

.pcs-send-btn:hover {
    opacity: 0.85;
}

.pcs-send-btn:active {
    transform: scale(0.98);
}

.pcs-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pcs-category-filter {
    margin-bottom: 24px;
}

.pcs-category-filter label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 12px;
    color: var(--pcs-text-light);
}

.pcs-category-select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--pcs-border);
    border-radius: 2px;
    font-size: 13px;
    background: var(--pcs-secondary);
    cursor: pointer;
}

.pcs-quick-actions {
    border-top: 1px solid var(--pcs-border);
    padding-top: 20px;
}

.pcs-quick-actions label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 12px;
    color: var(--pcs-text-light);
}

.pcs-quick-btn {
    display: block;
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 8px;
    background: transparent;
    border: 1px solid var(--pcs-border);
    border-radius: 2px;
    font-size: 12px;
    cursor: pointer;
    transition: all var(--pcs-transition);
    text-align: left;
    line-height: 1.4;
}

.pcs-quick-btn:hover {
    background: var(--pcs-primary);
    color: var(--pcs-secondary);
    border-color: var(--pcs-primary);
}

.pcs-rating-section {
    background: var(--pcs-secondary);
    border: 1px solid var(--pcs-border);
    padding: 16px;
    border-radius: 2px;
    margin-top: 20px;
}

.pcs-rating-section p {
    font-size: 12px;
    margin: 0 0 12px 0;
    color: var(--pcs-text-light);
}

.pcs-rating-stars {
    display: flex;
    gap: 8px;
}

.pcs-star {
    width: 28px;
    height: 28px;
    border: 1px solid var(--pcs-border);
    border-radius: 2px;
    background: transparent;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--pcs-transition);
}

.pcs-star:hover {
    background: var(--pcs-primary);
    color: var(--pcs-secondary);
    border-color: var(--pcs-primary);
}

.pcs-star.active {
    background: var(--pcs-primary);
    color: var(--pcs-secondary);
    border-color: var(--pcs-primary);
}

.pcs-escalate-section {
    background: var(--pcs-secondary);
    border: 1px solid var(--pcs-border);
    padding: 20px;
    border-radius: 2px;
    margin-top: 20px;
    text-align: center;
}

.pcs-escalate-section p {
    font-size: 14px;
    margin: 0 0 16px 0;
    color: var(--pcs-text);
}

.pcs-escalate-btn {
    padding: 12px 32px;
    background: var(--pcs-warning);
    color: var(--pcs-secondary);
    border: none;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--pcs-transition);
    letter-spacing: 0.3px;
}

.pcs-escalate-btn:hover {
    opacity: 0.85;
}

.pcs-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: #25d366;
    color: white;
    border: none;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--pcs-transition);
    text-decoration: none;
}

.pcs-whatsapp-btn:hover {
    opacity: 0.85;
}

.pcs-order-status {
    background: var(--pcs-secondary);
    border: 1px solid var(--pcs-border);
    padding: 16px;
    border-radius: 2px;
    margin-top: 12px;
}

.pcs-order-status h4 {
    margin: 0 0 12px 0;
    font-size: 13px;
    font-weight: 600;
}

.pcs-order-item {
    font-size: 13px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
}

.pcs-status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2px;
}

.pcs-status-badge.processing {
    background: rgba(245, 124, 0, 0.1);
    color: var(--pcs-warning);
}

.pcs-status-badge.shipped {
    background: rgba(46, 125, 50, 0.1);
    color: var(--pcs-success);
}

.pcs-status-badge.delivered {
    background: rgba(46, 125, 50, 0.1);
    color: var(--pcs-success);
}

/* Animazioni */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .pcs-container {
        padding: 20px 16px;
    }

    .pcs-header h1 {
        font-size: 24px;
    }

    .pcs-chat-wrapper {
        flex-direction: column;
        gap: 20px;
    }

    .pcs-chat-sidebar {
        width: 100%;
    }

    .pcs-message-content {
        max-width: 90%;
    }

    .pcs-input-section {
        flex-direction: column;
    }

    .pcs-send-btn {
        width: 100%;
    }
}