/* ============================================
   El Carro Chino — Landing Page Styles
   Colors: Blue #19389E, Yellow #F7E929,
           White #FFFFFF, Gray #C0C0C0
   ============================================ */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --blue: #19389E;
    --blue-dark: #0f2468;
    --blue-light: #2448b8;
    --yellow: #F7E929;
    --yellow-dark: #d4c810;
    --white: #FFFFFF;
    --gray: #C0C0C0;
    --gray-light: #f0f0f0;
    --gray-dark: #666;
    --text: #1a1a2e;
    --text-light: #555;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(25, 56, 158, 0.12);
    --shadow-lg: 0 12px 48px rgba(25, 56, 158, 0.18);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--yellow);
    color: var(--blue-dark);
    border-color: var(--yellow);
}
.btn-primary:hover {
    background: var(--yellow-dark);
    border-color: var(--yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 233, 41, 0.4);
}

.btn-yellow {
    background: var(--yellow);
    color: var(--blue-dark);
    border-color: var(--yellow);
    font-weight: 700;
}
.btn-yellow:hover {
    background: var(--yellow-dark);
    border-color: var(--yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(247, 233, 41, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    border-color: #25D366;
}
.btn-whatsapp:hover {
    background: #1da851;
    border-color: #1da851;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-xl { padding: 16px 36px; font-size: 1.05rem; }

/* ---------- SECTION HELPERS ---------- */
.section-tag {
    display: inline-block;
    color: var(--yellow);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
    position: relative;
    padding-left: 40px;
}
.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 28px;
    height: 2px;
    background: var(--yellow);
}

.section-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 48px;
}

/* ---------- NAVBAR ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 12px 0;
    transition: var(--transition);
    background: #1a1a2e;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}

.navbar.scrolled {
    background: #1a1a2e;
    backdrop-filter: blur(12px);
    padding: 8px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 52px;
    width: auto;
    transition: var(--transition);
}

.navbar.scrolled .logo-img {
    height: 42px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--yellow);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--yellow);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 24px;
    font-size: 0.85rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

/* ---------- HERO ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 50%, var(--blue-light) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(247, 233, 41, 0.05);
}

.shape-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    top: 40%;
    left: 30%;
    background: rgba(255, 255, 255, 0.03);
    animation: float 25s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20px, -30px) scale(1.05); }
    50% { transform: translate(-15px, 20px) scale(0.95); }
    75% { transform: translate(25px, 15px) scale(1.02); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(247, 233, 41, 0.15);
    border: 1px solid rgba(247, 233, 41, 0.3);
    color: var(--yellow);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
}

.text-yellow {
    color: var(--yellow);
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-car-graphic {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.car-svg {
    width: 100%;
    height: auto;
    animation: carBounce 6s ease-in-out infinite;
}

@keyframes carBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-badge {
    position: absolute;
    background: rgba(25, 56, 158, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(247, 233, 41, 0.2);
    padding: 12px 18px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    animation: badgeFloat 4s ease-in-out infinite;
}

.badge-1 {
    top: 20px;
    right: -20px;
    animation-delay: 0s;
}

.badge-2 {
    bottom: 40px;
    left: -10px;
    animation-delay: 2s;
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ---------- STATS ---------- */
.stats {
    background: var(--white);
    padding: 48px 0;
    box-shadow: 0 -4px 30px rgba(0,0,0,0.05);
    position: relative;
    z-index: 2;
}

.stats-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 12px 20px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--blue);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-dark);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--gray);
    opacity: 0.4;
}

/* ---------- SERVICES ---------- */
.services {
    background: var(--blue);
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.service-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(247, 233, 41, 0.3);
    transform: translateY(-4px);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(247, 233, 41, 0.15);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--yellow);
}

.service-card h3 {
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ---------- BRANDS ---------- */
.brands {
    background: linear-gradient(180deg, var(--blue) 0%, var(--blue-dark) 100%);
    padding: 100px 0;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-top: 48px;
}

@media (max-width: 900px) {
    .brands-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 600px) {
    .brands-grid { grid-template-columns: repeat(3, 1fr); }
}

.brand-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: default;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.brand-card:hover {
    background: rgba(247, 233, 41, 0.12);
    border-color: rgba(247, 233, 41, 0.4);
    transform: translateY(-3px);
}

.brand-card img {
    width: 80px;
    height: 60px;
    object-fit: contain;
}

.brand-card span {
    color: var(--white);
    font-weight: 700;
    font-size: 0.85rem;
}

/* ---------- HOW IT WORKS ---------- */
.how-it-works {
    background: var(--blue-dark);
    padding: 100px 0;
}

.how-it-works .section-title {
    text-align: center;
}

.how-it-works .section-tag {
    display: block;
    text-align: center;
    padding-left: 0;
}

.how-it-works .section-tag::before {
    display: none;
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    margin-top: 60px;
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 200px;
    max-width: 260px;
    text-align: center;
    padding: 0 20px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--yellow);
    color: var(--blue-dark);
    font-weight: 900;
    font-size: 1.1rem;
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.step-card h3 {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    line-height: 1.6;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--yellow), rgba(247, 233, 41, 0.2));
    margin-top: 28px;
    flex-shrink: 0;
}

/* ---------- CHAT SECTION ---------- */
.chat-section {
    background: var(--blue);
    padding: 100px 0;
}

.chat-section .section-subtitle {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.chat-section .section-tag {
    display: block;
    text-align: center;
    padding-left: 0;
}

.chat-section .section-tag::before {
    display: none;
}

.chat-section .section-title {
    text-align: center;
}

.chat-wrapper {
    max-width: 500px;
    margin: 0 auto;
}

.chat-window {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.chat-header {
    background: var(--blue-dark);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--white);
    padding: 2px;
}

.chat-name {
    display: block;
    color: var(--white);
    font-weight: 700;
    font-size: 0.95rem;
}

.chat-status {
    display: block;
    color: #25D366;
    font-size: 0.75rem;
    font-weight: 500;
}

.chat-messages {
    padding: 20px;
    min-height: 300px;
    max-height: 400px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #f5f6fa;
}

.message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.9rem;
    line-height: 1.5;
    position: relative;
    animation: msgIn 0.3s ease-out;
}

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

.bot-message {
    background: var(--white);
    color: var(--text);
    border-bottom-left-radius: 4px;
    align-self: flex-start;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.user-message {
    background: var(--blue);
    color: var(--white);
    border-bottom-right-radius: 4px;
    align-self: flex-end;
}

.message-time {
    display: block;
    font-size: 0.7rem;
    color: var(--gray-dark);
    margin-top: 4px;
    opacity: 0.7;
}

.user-message .message-time {
    color: rgba(255, 255, 255, 0.6);
}

.chat-input-area {
    display: flex;
    padding: 12px 16px;
    gap: 8px;
    border-top: 1px solid var(--gray-light);
    background: var(--white);
}

#chatInput {
    flex: 1;
    border: 1px solid #e0e0e0;
    border-radius: 24px;
    padding: 10px 18px;
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}

#chatInput:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(25, 56, 158, 0.1);
}

.chat-send-btn {
    width: 42px;
    height: 42px;
    background: var(--blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.chat-send-btn:hover {
    background: var(--blue-light);
    transform: scale(1.05);
}

.chat-cta {
    text-align: center;
    margin-top: 24px;
}

.chat-cta p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 14px 18px;
    align-items: center;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--gray);
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-4px); }
}

/* ---------- TESTIMONIALS ---------- */
.testimonials {
    background: linear-gradient(180deg, var(--blue) 0%, var(--blue-dark) 100%);
    padding: 100px 0;
}

.testimonials .section-tag,
.testimonials .section-title {
    text-align: center;
}

.testimonials .section-tag {
    padding-left: 0;
}

.testimonials .section-tag::before {
    display: none;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    transition: var(--transition);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.stars {
    color: var(--yellow);
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.testimonial-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--yellow);
    color: var(--blue-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
}

.testimonial-author strong {
    display: block;
    color: var(--white);
    font-size: 0.9rem;
}

.testimonial-author span {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

/* ---------- CONTACT ---------- */
.contact {
    background: var(--blue-dark);
    padding: 100px 0;
}

.contact-card {
    background: linear-gradient(135deg, rgba(247, 233, 41, 0.08), rgba(255, 255, 255, 0.04));
    border: 1px solid rgba(247, 233, 41, 0.2);
    border-radius: var(--radius-lg);
    padding: 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    margin-bottom: 28px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.contact-item svg {
    color: var(--yellow);
    flex-shrink: 0;
}

.contact-action {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

/* ---------- FOOTER ---------- */
.footer {
    background: #0a1a4a;
    padding: 60px 0 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    height: 60px;
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    line-height: 1.7;
    max-width: 320px;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--yellow);
    border-color: var(--yellow);
    color: var(--blue-dark);
}

.footer-links h4 {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    padding: 6px 0;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--yellow);
    padding-left: 4px;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-card {
        grid-template-columns: 1fr;
        padding: 40px 28px;
        gap: 40px;
        text-align: center;
    }

    .contact-details {
        align-items: center;
    }

    .footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand p {
        max-width: 100%;
    }

    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 36, 104, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 20px 24px;
        gap: 0;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li a {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .stats-container {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        width: 50px;
        height: 1px;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 30px;
        background: linear-gradient(180deg, var(--yellow), rgba(247, 233, 41, 0.2));
        margin: 0;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-lg, .btn-xl {
        width: 100%;
        justify-content: center;
    }

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

    .chat-window {
        border-radius: var(--radius);
    }
}

/* FAQ SECTION */
.faq-section {
  padding: 80px 0;
  background: var(--bg-section, #f8f9fa);
}
.faq-list {
  max-width: 780px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: #fff;
  border: 1px solid rgba(25, 56, 158, 0.12);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}
.faq-item:hover {
  box-shadow: 0 4px 20px rgba(25, 56, 158, 0.1);
}
.faq-question {
  font-size: 1rem;
  font-weight: 600;
  color: #19389E;
  padding: 20px 24px;
  margin: 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  line-height: 1.4;
}
.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: #F7E929;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.25s ease;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 200px;
}
.faq-answer p {
  padding: 16px 24px 20px;
  margin: 0;
  color: #555;
  font-size: 0.95rem;
  line-height: 1.65;
  border-top: 1px solid rgba(25, 56, 158, 0.08);
}
@media (max-width: 640px) {
  .faq-section { padding: 60px 0; }
  .faq-question { font-size: 0.93rem; padding: 16px 18px; }
  .faq-answer p { padding: 12px 18px 16px; }
}

/* FAQ — overrides de color para fondo claro */
.faq-section .section-title {
  color: #19389E;
}
.faq-section .section-tag {
  color: #19389E;
}
.faq-section .section-tag::before {
  background: #19389E;
}