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

:root {
    --primary-color: #1a5f2a;
    --primary-dark: #0e3d1a;
    --secondary-color: #ff8c00;
    --dark-bg: #1a1a2e;
    --gray-bg: #f5f5f5;
    --text-dark: #333;
    --text-light: #666;
    --white: #fff;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255,255,255,0.95);
    box-shadow: var(--shadow);
    z-index: 1000;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 50px;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav a:hover {
    color: var(--primary-color);
}

.btn-contato {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 12px 28px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(26,95,42,0.3);
}

.btn-contato:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,95,42,0.4);
}

.btn-restrita {
    background: transparent;
    color: var(--text-dark);
    padding: 10px 20px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    border: 1.5px solid #ccc;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 7px;
}

.btn-restrita:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(26,95,42,0.05);
}

.nav-buttons {
    display: none;
}

.btn-restrita-mobile {
    display: none;
}

.menu-mobile {
    display: none;
    font-size: 24px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    color: var(--text-dark);
    line-height: 1;
    -webkit-tap-highlight-color: transparent;
}

/* HERO SECTION */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)), url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
}

.hero-content {
    max-width: 800px;
    padding: 20px;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero h1 .highlight {
    color: var(--secondary-color);
    display: block;
    font-size: 32px;
    margin-top: 10px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
}

/* PROPÓSITO */
.propósito {
    padding: 80px 0;
    background: var(--gray-bg);
}

.proposito-card {
    background: var(--white);
    border-radius: 20px;
    padding: 50px;
    text-align: center;
    box-shadow: var(--shadow);
}

.proposito-card h2 {
    color: var(--primary-color);
    font-size: 32px;
    margin-bottom: 20px;
}

.proposito-destaque {
    margin-top: 30px;
    padding: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 15px;
    color: var(--white);
}

.citacao {
    font-size: 20px;
    font-style: italic;
    margin: 20px 0;
    quotes: "“" "”";
}

.badge {
    display: inline-block;
    background: var(--secondary-color);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
}

/* MRO SECTION */
.mro-section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 36px;
    margin-bottom: 20px;
}

.mro-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.mro-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.mro-card:hover {
    transform: translateY(-10px);
}

.mro-icon img {
    width: 80px;
    margin-bottom: 20px;
}

.mro-card h3 {
    color: var(--primary-color);
    font-size: 24px;
    margin-bottom: 15px;
}

/* COST TABLE */
.cost-table {
    background: var(--gray-bg);
    border-radius: 20px;
    padding: 40px;
    overflow-x: auto;
}

.cost-table h3 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background: var(--primary-color);
    color: var(--white);
    font-weight: 600;
}

tr:hover {
    background: rgba(26,95,42,0.05);
}

.destaque {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 18px;
}

/* SUSTENTABILIDADE */
.sustentabilidade {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.sustentabilidade h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.sustentabilidade-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin: 50px 0;
}

.sust-item i {
    font-size: 50px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.sust-item h3 {
    margin-bottom: 15px;
}

.sust-badge {
    margin-top: 40px;
}

.sust-badge p {
    display: inline-block;
    background: rgba(255,140,0,0.2);
    padding: 10px 25px;
    border-radius: 30px;
    border: 1px solid var(--secondary-color);
}

/* CARBONO ZERO */
.carbono-zero {
    padding: 80px 0;
    background: var(--white);
    text-align: center;
}

.carbono-zero h2 {
    color: var(--primary-color);
    font-size: 36px;
    margin-bottom: 50px;
}

.carbono-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--secondary-color);
    display: block;
    margin-bottom: 15px;
}

.stat h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.carbono-texto {
    background: var(--gray-bg);
    padding: 30px;
    border-radius: 15px;
    margin-top: 30px;
}

/* LOGÍSTICA REVERSA */
.logistica-reversa {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: var(--white);
    text-align: center;
}

.logistica-reversa h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.reversa-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.reversa-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    transition: var(--transition);
}

.reversa-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.2);
}

.reversa-card i {
    font-size: 40px;
    margin-bottom: 20px;
}

.pnrs-destaque {
    background: rgba(0,0,0,0.2);
    padding: 30px;
    border-radius: 15px;
    margin-top: 30px;
}

/* FUTURO CIRCULAR */
.futuro-circular {
    padding: 80px 0;
    background: var(--gray-bg);
    text-align: center;
}

.futuro-circular h2 {
    color: var(--primary-color);
    font-size: 36px;
    margin-bottom: 20px;
}

.circular-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.circular-item {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.circular-item i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.circular-citacao {
    background: var(--primary-color);
    color: var(--white);
    padding: 40px;
    border-radius: 15px;
    font-style: italic;
    font-size: 20px;
}

/* CONECTIVIDADE */
.conectividade {
    padding: 80px 0;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    color: var(--white);
    text-align: center;
}

.conectividade h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.ia-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.ia-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    transition: var(--transition);
}

.ia-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.1);
}

.ia-card i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.ia-badge {
    margin-top: 40px;
}

.ia-badge p {
    display: inline-block;
    background: rgba(255,140,0,0.2);
    padding: 10px 25px;
    border-radius: 30px;
}

/* INFRAESTRUTURA */
.infraestrutura {
    padding: 80px 0;
    text-align: center;
}

.infraestrutura h2 {
    color: var(--primary-color);
    font-size: 36px;
    margin-bottom: 20px;
}

.infra-images {
    margin-top: 40px;
}

.image-placeholder img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

/* DIFERENCIAIS */
.diferenciais {
    padding: 80px 0;
    background: var(--gray-bg);
    text-align: center;
}

.diferenciais h2 {
    color: var(--primary-color);
    font-size: 36px;
    margin-bottom: 50px;
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.diferencial {
    background: var(--white);
    padding: 40px 20px;
    border-radius: 15px;
    transition: var(--transition);
    cursor: pointer;
}

.diferencial:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.diferencial i {
    font-size: 50px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.destaque-final {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
}

/* FOOTER */
.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo img {
    height: 60px;
}

.footer-contact {
    text-align: right;
}

.cta-text {
    font-size: 18px;
    margin: 20px 0;
    font-weight: 500;
}

.contact-info p {
    margin: 10px 0;
}

.contact-info i {
    margin-right: 10px;
    color: var(--secondary-color);
}

.whatsapp {
    font-weight: bold;
}

.atendimento {
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* CONTACT PAGE */
.contact-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 150px 0 80px;
    text-align: center;
}

.contact-hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
}

.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 50px;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.contact-form h2 {
    color: var(--primary-color);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26,95,42,0.1);
}

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

.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox input {
    width: auto;
}

.checkbox label {
    margin: 0;
}

.btn-submit {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 14px 30px;
    border: none;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26,95,42,0.3);
}

.contact-info-sidebar {
    background: var(--gray-bg);
    padding: 40px;
    border-radius: 20px;
}

.contact-info-sidebar h3 {
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 24px;
}

.info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.info-item i {
    font-size: 24px;
    color: var(--secondary-color);
    margin-top: 5px;
}

.info-item strong {
    display: block;
    margin-bottom: 5px;
}

.diagnostico-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    padding: 30px;
    border-radius: 15px;
    margin-top: 30px;
    text-align: center;
}

.btn-whatsapp {
    display: inline-block;
    background: #25D366;
    color: var(--white);
    padding: 12px 25px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    transition: var(--transition);
}

.btn-whatsapp:hover {
    transform: scale(1.05);
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    display: none;
}

.form-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

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

/* RESPONSIVE */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-contact {
        text-align: center;
    }
}

@media (max-width: 768px) {
    /* ---- HEADER / NAV ---- */
    .nav {
        display: block !important;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        width: 100%;
        background: #fff;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        z-index: 999;
    }

    .nav.active {
        max-height: 600px;
    }

    .nav ul {
        display: block;
        width: 100%;
        padding: 8px 0;
        gap: 0;
    }

    .nav ul li {
        width: 100%;
        display: block;
    }

    .nav ul li a {
        display: block;
        padding: 15px 25px;
        font-size: 16px;
        color: var(--text-dark);
        border-bottom: 1px solid #f0f0f0;
        box-sizing: border-box;
    }

    .nav ul li:last-child a {
        border-bottom: none;
    }

    .nav-buttons {
        display: flex;
        width: 100%;
        padding: 15px 0;
        border-top: 1px solid #f0f0f0;
    }

    .btn-restrita-mobile {
        width: 100%;
        display: flex;
        align-items: center;
        gap: 7px;
        padding: 15px 25px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-dark);
        background: linear-gradient(135deg, rgba(26,95,42,0.1), transparent);
        border: none;
        text-decoration: none;
        box-sizing: border-box;
    }

    .btn-contato {
        display: none;
    }

    .btn-restrita {
        display: flex;
        padding: 8px 14px;
        font-size: 12px;
    }

    .btn-restrita-mobile {
        display: none;
    }

    .menu-mobile {
        display: block;
    }

    /* ---- HERO ---- */
    .hero {
        background-attachment: scroll; /* fix iOS Safari */
    }

    .hero h1 {
        font-size: 30px;
    }

    .hero h1 .highlight {
        font-size: 20px;
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 30px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 14px;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }

    /* ---- SEÇÕES GERAIS ---- */
    .section-header h2,
    .carbono-zero h2,
    .sustentabilidade h2,
    .logistica-reversa h2,
    .futuro-circular h2,
    .diferenciais h2,
    .conectividade h2,
    .infraestrutura h2 {
        font-size: 24px;
    }

    /* ---- PROPÓSITO ---- */
    .proposito-card {
        padding: 25px 18px;
    }

    .proposito-card h2 {
        font-size: 20px;
    }

    .proposito-destaque {
        padding: 20px 15px;
    }

    .citacao {
        font-size: 16px;
    }

    .badge {
        font-size: 10px;
        padding: 6px 14px;
    }

    /* ---- TABELA DE CUSTOS ---- */
    .cost-table {
        padding: 20px 10px;
    }

    .cost-table h3 {
        font-size: 18px;
    }

    th, td {
        font-size: 12px;
        padding: 8px 6px;
    }

    /* ---- CARBONO ZERO ---- */
    .stat-number {
        font-size: 36px;
    }

    /* ---- CIRCULAR ---- */
    .circular-citacao {
        font-size: 16px;
        padding: 25px 20px;
    }

    /* ---- FOOTER ---- */
    .footer-logo img {
        height: 50px;
        display: block;
        margin: 0 auto 10px;
    }

    /* ---- CONTACT PAGE ---- */
    .contact-hero {
        padding: 110px 0 60px;
    }

    .contact-hero h1 {
        font-size: 32px;
    }

    .contact-form {
        padding: 25px 18px;
    }

    .contact-info-sidebar {
        padding: 25px 18px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    /* ---- HEADER ---- */
    .logo img {
        height: 38px;
    }

    /* ---- HERO ---- */
    .hero h1 {
        font-size: 24px;
    }

    .hero h1 .highlight {
        font-size: 16px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .btn-primary,
    .btn-secondary {
        padding: 12px 20px;
        font-size: 14px;
    }

    /* ---- PROPÓSITO ---- */
    .proposito-card {
        padding: 20px 14px;
    }

    .proposito-card h2 {
        font-size: 17px;
    }

    .citacao {
        font-size: 14px;
    }

    /* ---- SEÇÕES ---- */
    .section-header h2,
    .carbono-zero h2,
    .sustentabilidade h2,
    .logistica-reversa h2,
    .futuro-circular h2,
    .diferenciais h2,
    .conectividade h2,
    .infraestrutura h2 {
        font-size: 20px;
    }

    .stat-number {
        font-size: 30px;
    }

    /* ---- CARDS ---- */
    .mro-card,
    .reversa-card,
    .circular-item,
    .ia-card,
    .diferencial {
        padding: 25px 16px;
    }

    /* ---- TABELA ---- */
    th, td {
        font-size: 11px;
        padding: 6px 4px;
    }

    /* ---- CONTACT PAGE ---- */
    .contact-hero h1 {
        font-size: 24px;
    }

    .contact-form {
        padding: 20px 14px;
    }

    .contact-info-sidebar {
        padding: 20px 14px;
    }

    /* ---- FOOTER ---- */
    .footer {
        padding: 40px 0 20px;
    }
}