/* ============================================
   JR PEÇAS DIESEL - STYLESHEET PRINCIPAL
   Design: Profissional, Responsivo, Mobile-First
   ============================================ */

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

:root {
    --color-primary: #0a1628;
    --color-primary-light: #132240;
    --color-secondary: #1a3a6b;
    --color-accent: #d4a017;
    --color-accent-hover: #e6b422;
    --color-cta: #25d366;
    --color-cta-hover: #20bd5a;
    --color-text: #2c3e50;
    --color-text-light: #6c7a89;
    --color-white: #ffffff;
    --color-gray-light: #f4f6f8;
    --color-gray: #e8ecf0;
    --color-dark: #0d1b2a;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.7;
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.btn--whatsapp {
    background-color: var(--color-cta);
    color: var(--color-white);
    font-size: 0.9rem;
    padding: 10px 24px;
}

.btn--whatsapp:hover {
    background-color: var(--color-cta-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn--cta {
    background: linear-gradient(135deg, var(--color-cta), #1eb954);
    color: var(--color-white);
    font-size: 1.1rem;
    padding: 16px 40px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn--cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
}

.header--scrolled {
    background: rgba(10, 22, 40, 0.97);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

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

.header__logo img {
    height: 60px;
    width: auto;
}

.header__nav {
    display: none;
}

.header__nav-list {
    display: flex;
    gap: 30px;
    align-items: center;
}

.header__nav-link {
    color: var(--color-white);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition);
}

.header__nav-link:hover::after,
.header__nav-link--active::after {
    width: 100%;
}

.header__cta {
    display: none;
}

.header__hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.header__hamburger span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--color-white);
    border-radius: 3px;
    transition: var(--transition);
}

.header__hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.header__hamburger.active span:nth-child(2) {
    opacity: 0;
}

.header__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Nav */
.header__nav.active {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.header__nav.active .header__nav-list {
    flex-direction: column;
    gap: 25px;
}

.header__nav.active .header__nav-link {
    font-size: 1.3rem;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.85) 0%,
        rgba(10, 22, 40, 0.6) 50%,
        rgba(10, 22, 40, 0.75) 100%
    );
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 120px 20px 60px;
}

.hero__title {
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero__subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: rgba(255,255,255,0.9);
    max-width: 700px;
    margin: 0 auto 30px;
    font-weight: 300;
    line-height: 1.6;
}

.hero__flags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 35px;
}

.flag-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.15);
    transition: var(--transition);
}

.flag-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}

.flag-item img {
    border-radius: 3px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.flag-item span {
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero__btn {
    width: 100%;
    max-width: 360px;
    font-size: 1.1rem;
    padding: 18px 40px;
}

/* ===== SEÇÕES GERAIS ===== */
.section__title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 10px;
    position: relative;
}

.section__title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    margin: 12px auto 0;
    border-radius: 2px;
}

.section__title--left {
    text-align: left;
}

.section__title--left::after {
    margin: 12px 0 0;
}

.section__subtitle {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 50px;
}

/* ===== PEÇAS (CATEGORIAS) ===== */
.pecas {
    padding: 80px 0;
    background: var(--color-gray-light);
}

.pecas__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.pecas__card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.pecas__card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.pecas__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pecas__card-img {
    height: 220px;
    overflow: hidden;
}

.pecas__card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.pecas__card:hover .pecas__card-img img {
    transform: scale(1.05);
}

.pecas__card-content {
    padding: 25px;
}

.pecas__card-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.pecas__card-content p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== MARCAS ===== */
.marcas {
    padding: 80px 0;
    background: var(--color-white);
}

.marcas__banner {
    margin-bottom: 40px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.marcas__banner img {
    width: 100%;
    height: auto;
}

.marcas__carousel {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 30px;
    padding: 20px 0;
}

.marcas__item {
    flex: 0 0 auto;
    width: 100px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background: var(--color-gray-light);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.marcas__item:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-sm);
}

.marcas__item img {
    max-width: 80px;
    max-height: 60px;
    object-fit: contain;
    filter: grayscale(30%);
    transition: var(--transition);
}

.marcas__item:hover img {
    filter: grayscale(0%);
}

/* ===== DIFERENCIAIS ===== */
.diferenciais {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.diferenciais .section__title {
    color: var(--color-white);
}

.diferenciais .section__title::after {
    background: var(--color-accent);
}

.diferenciais__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-top: 50px;
}

.diferenciais__card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    padding: 35px 25px;
    text-align: center;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.diferenciais__card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.diferenciais__card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
    border-color: var(--color-accent);
}

.diferenciais__icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-accent), #f0c040);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.diferenciais__icon i {
    font-size: 1.8rem;
    color: var(--color-primary);
}

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

.diferenciais__card p {
    color: rgba(255,255,255,0.75);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== GALERIA ===== */
.galeria {
    padding: 80px 0;
    background: var(--color-gray-light);
}

.galeria__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.galeria__item {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.galeria__item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.galeria__item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.galeria__item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.galeria__item:hover img {
    transform: scale(1.03);
}

/* ===== SOBRE ===== */
.sobre {
    padding: 80px 0;
    background: var(--color-white);
}

.sobre__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.sobre__content p {
    margin-bottom: 18px;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text);
}

.sobre__image {
    text-align: center;
}

.sobre__image img {
    max-width: 300px;
    margin: 0 auto;
    border-radius: var(--radius-md);
}

/* ===== CONTATO ===== */
.contato {
    padding: 80px 0;
    background: var(--color-gray-light);
}

.contato__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-bottom: 50px;
}

.contato__card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.contato__card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.contato__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contato__card i {
    font-size: 2.5rem;
    color: var(--color-cta);
    margin-bottom: 15px;
}

.contato__card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.contato__card a {
    display: block;
    color: var(--color-secondary);
    font-weight: 500;
    margin-bottom: 5px;
    font-size: 1.05rem;
}

.contato__card a:hover {
    color: var(--color-cta);
}

.contato__card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Unidades */
.unidades {
    text-align: center;
}

.unidades__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 25px;
}

.unidades__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.unidades__item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--color-white);
    padding: 12px 20px;
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.unidades__item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.unidades__item img {
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.unidades__item span {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-dark);
    padding: 60px 0 30px;
    color: rgba(255,255,255,0.8);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 35px;
    margin-bottom: 40px;
}

.footer__logo {
    margin-bottom: 15px;
}

.footer__desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
}

.footer__col h4 {
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 10px;
}

.footer__col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-accent);
}

.footer__col ul li {
    margin-bottom: 10px;
}

.footer__col ul li a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer__col ul li a:hover {
    color: var(--color-accent);
}

.footer__social {
    display: flex;
    gap: 12px;
}

.footer__social a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.1rem;
    transition: var(--transition);
}

.footer__social a:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-3px);
}

.footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 25px;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

.footer__bottom a {
    color: var(--color-accent);
}

.footer__bottom a:hover {
    text-decoration: underline;
}

/* ===== WHATSAPP FLUTUANTE ===== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: var(--color-cta);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: var(--transition);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float i {
    font-size: 2rem;
    color: var(--color-white);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float__tooltip {
    position: absolute;
    right: 70px;
    background: var(--color-dark);
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    pointer-events: none;
}

.whatsapp-float:hover .whatsapp-float__tooltip {
    opacity: 1;
    visibility: visible;
}

@keyframes whatsapp-pulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.8); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5); }
}

/* ===== PÁGINA DE PRIVACIDADE ===== */
.privacidade {
    padding: 120px 0 80px;
    min-height: 100vh;
}

.privacidade__header {
    text-align: center;
    margin-bottom: 50px;
}

.privacidade__header h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.privacidade__update {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.privacidade__content {
    max-width: 800px;
    margin: 0 auto;
}

.privacidade__section {
    margin-bottom: 35px;
}

.privacidade__section h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-gray);
}

.privacidade__section p {
    margin-bottom: 12px;
    line-height: 1.8;
    color: var(--color-text);
}

.privacidade__section ul {
    margin: 12px 0;
    padding-left: 25px;
}

.privacidade__section ul li {
    list-style: disc;
    margin-bottom: 8px;
    line-height: 1.7;
    color: var(--color-text);
}

.privacidade__section a {
    color: var(--color-secondary);
    font-weight: 500;
}

.privacidade__section a:hover {
    color: var(--color-cta);
    text-decoration: underline;
}

.privacidade__back {
    text-align: center;
    margin-top: 50px;
}

/* ===== ANIMAÇÕES ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== RESPONSIVIDADE - TABLET ===== */
@media (min-width: 576px) {
    .pecas__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .galeria__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .diferenciais__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contato__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===== RESPONSIVIDADE - DESKTOP ===== */
@media (min-width: 992px) {
    .container {
        padding: 0 40px;
    }
    
    .header__nav {
        display: flex;
    }
    
    .header__cta {
        display: inline-flex;
    }
    
    .header__hamburger {
        display: none;
    }
    
    .header__logo img {
        height: 70px;
    }
    
    .hero__content {
        padding: 0 40px;
    }
    
    .hero__btn {
        width: auto;
        max-width: none;
    }
    
    .pecas__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .diferenciais__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .galeria__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .sobre__grid {
        grid-template-columns: 1.5fr 1fr;
    }
    
    .contato__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
    
    .marcas__item {
        width: 130px;
        height: 90px;
    }
    
    .marcas__item img {
        max-width: 100px;
        max-height: 70px;
    }
}

/* ===== RESPONSIVIDADE - DESKTOP GRANDE ===== */
@media (min-width: 1200px) {
    .hero__title {
        font-size: 3.5rem;
    }
    
    .hero__subtitle {
        font-size: 1.3rem;
    }
    
    .pecas__card-img {
        height: 260px;
    }
    
    .galeria__item img {
        height: 300px;
    }
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Focus visible para acessibilidade */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
}