:root {
    --haval-primary: #0a0a0a;
    --haval-secondary: #1a1a1a;
    --haval-accent: #00c4b4;
    --haval-accent-hover: #00a89a;
    --haval-gray-100: #f7f7f7;
    --haval-gray-200: #e8e8e8;
    --haval-gray-300: #d1d1d1;
    --haval-gray-400: #a0a0a0;
    --haval-gray-500: #6b6b6b;
    --haval-gray-600: #4a4a4a;
    --haval-white: #ffffff;
    --haval-border: #e0e0e0;
    --haval-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --haval-shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --haval-radius: 8px;
    --haval-radius-lg: 12px;
    --haval-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --haval-font: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--haval-font);
    background: var(--haval-gray-100);
    color: var(--haval-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== HEADER ===== */
.header {
    background: var(--haval-white);
    border-bottom: 2px solid var(--haval-border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255,255,255,0.98);
    animation: headerSlideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}

@keyframes headerSlideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header-nav a {
    text-decoration: none;
    color: var(--haval-primary);
    font-size: 14px;
    font-weight: 600;
    transition: var(--haval-transition);
    position: relative;
    padding: 4px 0;
}

.header-nav a:hover {
    color: var(--haval-accent);
}

.header-nav a.active {
    color: var(--haval-accent);
}

.header-nav a.active::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--haval-accent);
    border-radius: 2px;
    animation: expandWidth 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 100%; }
}

.header-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-right a {
    text-decoration: none;
    color: var(--haval-primary);
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--haval-transition);
    padding: 8px 16px;
    border-radius: 24px;
    background: var(--haval-gray-100);
}

.header-right a:hover {
    color: var(--haval-accent);
    background: rgba(0,196,180,0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,196,180,0.15);
}

.header-right a svg {
    font-size: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--haval-primary);
    transition: var(--haval-transition);
}

.logo:hover {
    transform: scale(1.02);
}

.logo svg {
    height: 28px;
    transition: var(--haval-transition);
}

.logo-text {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 2px;
    transition: var(--haval-transition);
}

/* ===== MAIN LAYOUT ===== */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
    min-height: calc(100vh - 64px - 200px);
}

.chat-wrapper {
    display: flex;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== CHAT AREA ===== */
.chat-area {
    flex: 1;
    margin-bottom: 20px;
    background: var(--haval-white);
    border-radius: var(--haval-radius-lg);
    box-shadow: var(--haval-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 700px;
    max-height: 800px;
    animation: chatAreaFadeIn 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes chatAreaFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-header {
    padding: 10px 24px;
    border-bottom: 1px solid var(--haval-border);
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--haval-white);
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--haval-accent), #008a80);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(0,196,180,0.3);
    animation: avatarPopIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.chat-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;

}

@keyframes avatarPopIn {
    from {
        opacity: 0;
        transform: scale(0) rotate(-180deg);
    }
    to {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

.chat-header-info h3 {
    font-size: 17px;
    font-weight: 700;
}

.chat-header-info p {
    font-size: 13px;
    color: var(--haval-gray-500);
    font-weight: 500;
}

.chat-online-dot {
    width: 10px;
    height: 10px;
    background: #4caf50;
    border-radius: 50%;
    display: inline-block;
    margin-right: 4px;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(76, 175, 80, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
    }
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
}

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

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

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--haval-gray-300);
    border-radius: 2px;
}

.message {
    display: flex;
    gap: 10px;
    animation: messageIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(15px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.message.bot {
    align-self: flex-start;
}

.message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    overflow: hidden;
}

.message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.message.bot .message-avatar {
    background: linear-gradient(135deg, var(--haval-accent), #008a80);
    color: white;
}

.message.user .message-avatar {
    color: white;
}

.message-content {
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
}

.message.bot .message-content {
    background: var(--haval-gray-100);
    color: var(--haval-primary);
    border-bottom-left-radius: 4px;
}

.message.user .message-content {
    background: var(--haval-secondary);
    color: var(--haval-white);
    border-bottom-right-radius: 4px;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 10px;
    align-self: flex-start;
    max-width: 85%;
    animation: messageIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.typing-bubbles {
    background: var(--haval-gray-100);
    padding: 14px 20px;
    border-radius: 16px;
    border-bottom-left-radius: 4px;
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-bubbles span {
    width: 8px;
    height: 8px;
    background: var(--haval-gray-400);
    border-radius: 50%;
    animation: typingBounce 2.2s infinite;
}

.typing-bubbles span:nth-child(2) { animation-delay: 0.3s; }
.typing-bubbles span:nth-child(3) { animation-delay: 0.6s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-8px); }
}

.typing-label {
    font-size: 12px;
    color: var(--haval-gray-500);
    margin-top: 4px;
    padding-left: 42px;
}

/* ===== CAR CARDS IN CHAT ===== */
.car-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 16px;
    width: 100%;
}

.car-card-chat {
    background: var(--haval-white);
    border: 2px solid var(--haval-border);
    border-radius: var(--haval-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--haval-transition);
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    animation: cardAppear 0.5s cubic-bezier(0.4, 0, 0.2, 1) backwards;
    width: 100%;
}

.car-card-chat:nth-child(1) { animation-delay: 0.05s; }
.car-card-chat:nth-child(2) { animation-delay: 0.1s; }
.car-card-chat:nth-child(3) { animation-delay: 0.15s; }
.car-card-chat:nth-child(4) { animation-delay: 0.2s; }
.car-card-chat:nth-child(5) { animation-delay: 0.25s; }
.car-card-chat:nth-child(6) { animation-delay: 0.3s; }

@keyframes cardAppear {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.car-card-chat:hover {
    border-color: var(--haval-accent);
    box-shadow: 0 8px 24px rgba(0,196,180,0.2);
    transform: translateY(-4px);
}

.car-card-chat.selected {
    border-color: var(--haval-accent);
    box-shadow: 0 0 0 3px rgba(0,196,180,0.2), 0 8px 24px rgba(0,196,180,0.15);
}

.car-card-chat .car-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--haval-accent);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0,196,180,0.3);
}

.car-card-chat img {
    width: 100%;
    height: auto;
    object-fit: cover;
    background: var(--haval-gray-100);
    transition: var(--haval-transition);
}

.car-card-chat:hover img {
    transform: scale(1.05);
}

.car-card-chat .car-info {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.car-card-chat .car-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 2px;
    color: var(--haval-primary);
}

.car-card-chat .car-price {
    font-size: 15px;
    color: var(--haval-accent);
    font-weight: 600;
}

/* ===== OPTION BUTTONS ===== */
.options-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.option-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border: 2px solid var(--haval-border);
    border-radius: 12px;
    background: var(--haval-white);
    color: var(--haval-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--haval-transition);
    font-family: var(--haval-font);
}

.option-btn:hover {
    border-color: var(--haval-accent);
    background: rgba(0,196,180,0.05);
    color: var(--haval-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,196,180,0.15);
}

.option-btn.selected {
    background: var(--haval-accent);
    color: white;
    border-color: var(--haval-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,196,180,0.3);
}

.option-btn .option-icon {
    font-size: 24px;
    color: var(--haval-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.option-btn:hover .option-icon {
    color: var(--haval-accent);
}

.option-btn.selected .option-icon {
    color: white;
}

.reset-filter-btn {
    background: var(--haval-gray-100);
    border-color: var(--haval-gray-300);
    color: var(--haval-primary);
}

.reset-filter-btn:hover {
    background: var(--haval-gray-200);
    border-color: var(--haval-gray-400);
    color: var(--haval-primary);
}

.reset-filter-btn .option-icon {
    color: var(--haval-gray-600);
}

/* ===== SPECIAL OFFERS ===== */
.offers-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.offer-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px;
    padding: 16px 18px;
    background: #ffffff;
    border: 2px solid var(--haval-accent);
    border-radius: var(--haval-radius-lg);
    transition: var(--haval-transition);
    animation: offerSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes offerSlideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.offer-item:hover {
    border-color: var(--haval-accent);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(0,196,180,0.15);
}

.offer-badge {
    background: var(--haval-accent);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    white-space: nowrap;
    letter-spacing: 0.5px;
    grid-column: 1;
}

.offer-text {
    font-size: 14px;
    color: var(--haval-accent);
    font-weight: 600;
    grid-column: 2;
}

@media (max-width: 768px) {
    .offer-item {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
    }

    .offer-badge {
        grid-column: 1;
        grid-row: 1;
    }

    .offer-text {
        grid-column: 1;
        grid-row: 2;
    }
}

/* ===== PURCHASE OPTIONS ===== */
.purchase-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 16px;
}

.purchase-option {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    border: 2px solid var(--haval-border);
    border-radius: var(--haval-radius-lg);
    cursor: pointer;
    transition: var(--haval-transition);
    background: var(--haval-white);
}

.purchase-option:hover {
    border-color: var(--haval-accent);
    background: rgba(0,196,180,0.03);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(0,196,180,0.12);
}

.purchase-option.selected {
    border-color: var(--haval-accent);
    background: rgba(0,196,180,0.05);
    box-shadow: 0 4px 16px rgba(0,196,180,0.15);
}

.purchase-option .po-icon {
    font-size: 28px;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--haval-gray-100);
    border-radius: 12px;
    flex-shrink: 0;
    transition: var(--haval-transition);
    color: var(--haval-primary);
}

.purchase-option .po-icon i {
    color: var(--haval-primary);
    transition: var(--haval-transition);
}

.purchase-option:hover .po-icon {
    background: rgba(0,196,180,0.15);
}

.purchase-option:hover .po-icon i {
    color: var(--haval-accent);
}

.purchase-option.selected .po-icon {
    background: rgba(0,196,180,0.15);
}

.purchase-option.selected .po-icon i {
    color: var(--haval-accent);
}

.purchase-option .po-info h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 2px;
}

.purchase-option .po-info p {
    font-size: 13px;
    color: var(--haval-gray-500);
    margin-top: 0;
}

/* ===== CONTACT FORM ===== */
.contact-form {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    animation: formSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--haval-gray-600);
}

.form-group input {
    padding: 14px 18px;
    border: 2px solid var(--haval-border);
    border-radius: var(--haval-radius);
    font-size: 14px;
    font-family: var(--haval-font);
    transition: var(--haval-transition);
    outline: none;
}

.form-group input:focus {
    border-color: var(--haval-accent);
    box-shadow: 0 0 0 4px rgba(0,196,180,0.1);
}

.form-group input.error {
    border-color: #e53e3e;
    box-shadow: 0 0 0 4px rgba(229,62,62,0.1);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: var(--haval-gray-500);
    cursor: pointer;
    line-height: 1.5;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 2px;
    accent-color: var(--haval-accent);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox a {
    color: var(--haval-accent);
    text-decoration: none;
    font-weight: 600;
}

.form-checkbox a:hover {
    text-decoration: underline;
}

.form-checkbox.error {
    border: 2px solid #e53e3e;
    border-radius: var(--haval-radius);
    padding: 10px 14px;
}

.form-checkbox.error input[type="checkbox"] {
    outline: 2px solid #e53e3e;
}

.submit-btn {
    padding: 16px 28px;
    background: var(--haval-accent);
    color: white;
    border: none;
    border-radius: var(--haval-radius);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--haval-transition);
    font-family: var(--haval-font);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
}

.submit-btn:hover {
    background: var(--haval-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,196,180,0.35);
}

.submit-btn:active {
    transform: translateY(0);
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: 320px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
    animation: sidebarSlideIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

@keyframes sidebarSlideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.sidebar-card {
    background: var(--haval-white);
    border-radius: var(--haval-radius-lg);
    box-shadow: var(--haval-shadow);
    overflow: hidden;
    transition: var(--haval-transition);
    border: 1px solid var(--haval-border);
}

.sidebar-card:hover {
    box-shadow: var(--haval-shadow-lg);
    transform: translateY(-2px);
}

.sidebar-card-header {
    padding: 18px 20px;
    border-bottom: 1px solid var(--haval-border);
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-card-header i {
    font-size: 18px;
    color: var(--haval-primary);
}

.sidebar-card-body {
    padding: 18px 20px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--haval-gray-200);
    font-size: 13px;
}

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

.summary-item .label {
    color: var(--haval-gray-500);
}

.summary-item .value {
    font-weight: 600;
    text-align: right;
    max-width: 60%;
}

.summary-item .value.highlight {
    color: var(--haval-accent);
}

.promo-card {
    background: linear-gradient(135deg, var(--haval-secondary), #2a2a2a);
    color: white;
    border-radius: var(--haval-radius-lg);
    padding: 28px;
    position: relative;
    overflow: hidden;
    animation: promoCardGlow 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

@media (max-width: 1024px) {
    .promo-card {
        display: none;
    }
}

@keyframes promoCardGlow {
    from {
        opacity: 0;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.promo-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0,196,180,0.2), transparent);
    animation: promoPulse 4s ease-in-out infinite;
}

@keyframes promoPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.promo-card h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 12px;
}

.promo-card p {
    font-size: 13px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 20px;
    line-height: 1.6;
}

.promo-card .promo-btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--haval-accent);
    color: white;
    text-decoration: none;
    border-radius: var(--haval-radius);
    font-size: 13px;
    font-weight: 700;
    transition: var(--haval-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.promo-card .promo-btn:hover {
    background: var(--haval-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,196,180,0.4);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--haval-white);
    border-top: 2px solid var(--haval-border);
    padding: 40px 24px;
    margin-top: 40px;
    animation: footerSlideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes footerSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-social {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--haval-border);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--haval-gray-100);
    color: var(--haval-primary);
    text-decoration: none;
    transition: var(--haval-transition);
    font-size: 18px;
}

.footer-social a:hover {
    background: var(--haval-accent);
    color: white;
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 6px 20px rgba(0,196,180,0.3);
}

.footer-nav {
    display: flex;
    gap: 32px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-nav a {
    text-decoration: none;
    color: var(--haval-gray-600);
    font-size: 14px;
    font-weight: 600;
    transition: var(--haval-transition);
}

.footer-nav a:hover {
    color: var(--haval-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--haval-border);
    margin-bottom: 20px;
}

.footer-legal {
    font-size: 13px;
    color: var(--haval-gray-500);
    line-height: 1.8;
}

.footer-legal a {
    color: var(--haval-accent);
    text-decoration: none;
    font-weight: 600;
}

.footer-legal a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 13px;
    color: var(--haval-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--haval-transition);
}

.footer-links a:hover {
    color: var(--haval-accent);
}

/* ===== SUCCESS MESSAGE ===== */
.success-message {
    text-align: center;
    padding: 32px;
    animation: successPopIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes successPopIn {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    50% {
        transform: scale(1.02);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.success-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--haval-accent), #008a80);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: white;
    animation: successCheck 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
    box-shadow: 0 8px 24px rgba(0,196,180,0.3);
}

@keyframes successCheck {
    from {
        opacity: 0;
        transform: scale(0) rotate(-180deg);
    }
    to {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

.success-message h3 {
    font-size: 22px;
    margin-bottom: 10px;
    font-weight: 800;
}

.success-message p {
    font-size: 15px;
    color: var(--haval-gray-500);
    line-height: 1.6;
}

.restart-btn {
    margin-top: 10px;
    padding: 5px 8px;
    background: transparent;
    border: 1px solid var(--haval-accent);
    color: var(--haval-accent);
    border-radius: var(--haval-radius);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--haval-transition);
    font-family: var(--haval-font);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.restart-btn:hover {
    background: var(--haval-accent);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,196,180,0.3);
}

/* ===== RESPONSIVE ===== */
/* Desktop - 3 cards per row */
@media (min-width: 1025px) {
    .car-cards-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .purchase-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet - 2 cards per row */
@media (max-width: 1024px) {
    .sidebar {
        display: none;
    }

    .car-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .purchase-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile landscape / Large mobile */
@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .header-right a span {
        display: none;
    }

    .main-container {
        padding: 16px;
    }

    .chat-area {
        min-height: 500px;
        border-radius: var(--haval-radius);
    }

    .car-cards-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .purchase-options {
        grid-template-columns: 1fr;
    }

    .options-grid {
        flex-direction: column;
    }

    .option-btn {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
    }

    .promo-card {
        padding: 20px;
    }
}

/* Mobile portrait - 1 card per row */
@media (max-width: 480px) {
    .main-container {
        padding: 12px;
    }

    .chat-wrapper {
        gap: 0;
    }
    .chat-messages {
        padding: 14px;
    }
    .chat-area {
        border-radius: 0;
        min-height: 400px;
    }

    .header-top {
        padding: 0 16px;
    }

    .logo-text {
        font-size: 18px;
    }

    .options-grid {
        gap: 10px;
    }

    .option-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
    }

    .footer-social {
        gap: 12px;
    }

    .footer-nav {
        gap: 20px;
    }

    .footer-links a {
    font-size: 12px;
    font-weight: 400;

}
}

/* Small mobile */
@media (max-width: 360px) {
    .main-container {
        padding: 10px;
    }

    .car-card-chat .car-info {
        padding: 12px;
    }

    .car-card-chat .car-name {
        font-size: 15px;
    }

    .car-card-chat .car-price {
        font-size: 14px;
    }
}

/* ===== MOBILE MENU ===== */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

@media (max-width: 1024px) {
    .mobile-menu-btn {
        display: block;
    }

    .header-nav {
        display: none;
    }

    .header-right a span {
        display: none;
    }
}

/* Mobile Summary Widget */
.mobile-summary-widget {
    background: var(--haval-white);
    border-radius: var(--haval-radius-lg);
    box-shadow: var(--haval-shadow);
    padding: 10px 20px;
    margin: 16px 0;
    border: 1px solid var(--haval-border);
    animation: cardAppear 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (min-width: 1025px) {
    .mobile-summary-widget {
        display: none !important;
    }
}

.mobile-summary-widget h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--haval-primary);
}

.mobile-summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
    border-bottom: 1px solid var(--haval-gray-200);
    font-size: 12px;
}

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

.mobile-summary-item .label {
    color: var(--haval-gray-500);
}

.mobile-summary-item .value {
    font-weight: 600;
    color: var(--haval-primary);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--haval-white);
    z-index: 99;
    padding: 24px;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    text-decoration: none;
    color: var(--haval-primary);
    font-size: 16px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--haval-gray-200);
}

/* ===== MOBILE AD BANNER ===== */
.mobile-ad-banner {
    display: none;
    background: #ffffff;
    padding: 12px 16px;
    margin-bottom: 0;
    animation: headerSlideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 2px solid var(--haval-accent);
}

.mobile-ad-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-ad-text {
    color: var(--haval-primary);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    line-height: 1.5;
}

.mobile-ad-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.mobile-ad-badge {
    background: var(--haval-accent);
    color: white;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.mobile-ad-text {
    color: rgba(255,255,255,0.9);
    font-size: 13px;
    font-weight: 500;
    flex: 1;
}

.mobile-ad-btn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--haval-accent);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 700;
    transition: var(--haval-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.mobile-ad-btn:hover {
    background: var(--haval-accent-hover);
    transform: translateY(-2px);
}

@media (max-width: 1024px) {
    .mobile-ad-banner {
        display: block;
        background: #000000;
        padding: 10px 16px;
        border-bottom: 2px solid var(--haval-accent);
        animation: neonPulse 3s ease-in-out infinite;
    }

    .mobile-ad-content {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .mobile-ad-text {
        margin-top: 8px;
        color: #ffffff;
        font-size: 14px;
        font-weight: 600;
        text-align: center;
        width: 100%;
        order: 1;
    }

    .mobile-ad-actions {
        display: flex;
        align-items: center;
        
        gap: 12px;
        order: 2;
        width: 100%;
    }

    .mobile-ad-badge {
                background:white ;
        color: var(--haval-accent);
        border-radius: 6px;
        padding: 4px 10px;
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        white-space: nowrap;
        width: 20%;
    }

    .mobile-ad-btn {
        width: 20%;
        padding: 4px 10px;
    }
}

@keyframes neonPulse {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 196, 180, 0.3), inset 0 0 5px rgba(0, 196, 180, 0.1);
    }
    50% {
        box-shadow: 0 0 15px rgba(0, 196, 180, 0.6), inset 0 0 10px rgba(0, 196, 180, 0.3);
    }
}

@media (max-width: 664px) {
    .mobile-ad-text {
        font-size: 13px;
    }

    .mobile-ad-actions {
        flex-direction: row;
        gap: 12px;
    }

    .mobile-ad-badge {
        background:white ;
        color: var(--haval-accent);
        border-radius: 6px;
        padding: 4px 10px;
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        white-space: nowrap;
        width: 43%;
    }

    .mobile-ad-btn {
        width: 30%;
        font-size: 12px;
    }
}

@media (max-width: 502px) {
    .mobile-ad-btn {
        width: 40%;
    }
}

/* ===== PROGRESS BAR ===== */
.chat-progress {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 24px;
    border-bottom: 1px solid var(--haval-border);
    background: linear-gradient(to bottom, var(--haval-white), var(--haval-gray-100));
}

.progress-step {
    flex: 1;
    height: 4px;
    background: var(--haval-gray-200);
    border-radius: 2px;
    transition: var(--haval-transition);
    position: relative;
    overflow: hidden;
}

.progress-step::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    background: var(--haval-accent);
    width: 0%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-step.active::after {
    width: 100%;
}

.progress-step.completed {
    background: var(--haval-accent);
}

.progress-step.active {
    box-shadow: 0 0 8px rgba(0,196,180,0.4);
}