:root {
    --color-base: #f7f7f7;
    --color-white: #ffffff;
    --color-dark: #222222;
    --color-gray: #555555;
    --color-accent: #d62828;
    --font-primary: 'Helvetica Neue', Arial, sans-serif;
    --container-width: 1200px;
    --spacing-unit: 1rem;
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 1.5);
}

.section {
    padding: calc(var(--spacing-unit) * 4) 20px;
}

img,
picture,
svg {
    width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-dark);
}


h1,
h2,
h3,
h4 {
    line-height: 1.2;
    font-weight: bold;
    margin-bottom: var(--spacing-unit);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2.25rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

.section-title {
    display: flex;
    align-items: center;
    font-size: 2.5rem;
    margin-bottom: calc(var(--spacing-unit) * 3);
    border-bottom: 2px solid #ddd;
    padding-bottom: var(--spacing-unit);
}

.section-title .num {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-accent);
    margin-right: var(--spacing-unit);
    align-self: flex-start;
}


.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: 4px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background-color: #a01d1d;
    border-color: #a01d1d;
    color: var(--color-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-dark);
    border-color: var(--color-dark);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
}


.header {
    background-color: var(--color-white);
    padding: var(--spacing-unit) 0;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
}

.nav {
    display: none;
}

.nav-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-dark);
}


.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../img/hero.png') no-repeat center center/cover;
    color: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    margin-bottom: var(--spacing-unit);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-unit);
    margin-bottom: var(--spacing-unit);
}

.badge {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.badge .fas {
    margin-right: 0.5rem;
    color: var(--color-accent);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-unit);
    justify-content: center;
}

.cta-buttons .btn-secondary {
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-buttons .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-dark);
}


.about-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
}

.about-timeline { 
    padding-left: var(--spacing-unit);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-unit);
    position: relative;
    padding-left: calc(var(--spacing-unit) * 2.5);
}

.timeline-icon {
    position: absolute;
    left: -16px;
    top: 0;
    background-color: var(--color-base);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-accent);
}

.timeline-content h4 {
    margin: 0;
}


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

.card {
    background-color: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
    border: 1px solid #ddd;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-unit);
}

.card-cta {
    display: inline-block;
    margin-top: var(--spacing-unit);
    font-weight: bold;
}


.logistics-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
}

.flow-steps {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin: var(--spacing-unit) 0;
    font-size: 0.9rem;
}

.flow-steps li {
    display: flex;
    align-items: center;
}

.flow-steps .fas {
    margin: 0 0.5rem;
    color: var(--color-gray);
}

.logistics-grid picture {
    margin-top: calc(var(--spacing-unit) * 2);
}

.kpi-panel {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
}

.kpi-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 2);
    text-align: center;
}

.kpi-value {
    font-size: 2.5rem;
    font-weight: bold;
    font-family: 'Courier New', Courier, monospace;
    color: var(--color-accent);
    display: block;
}

.kpi-label {
    font-size: 0.9rem;
}


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

.product-card {
    background: var(--color-white);
    border: 1px solid #ddd;
    display: flex;
    flex-direction: column;
}

.product-content {
    padding: var(--spacing-unit);
}

.product-card table {
    width: 100%;
    font-size: 0.9rem;
    border-collapse: collapse;
}

.product-card td {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.product-card td:first-child {
    font-weight: bold;
    color: var(--color-gray);
    width: 40%;
}


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

.industry-item {
    position: relative;
    overflow: hidden;
}

.industry-item img {
    transition: transform 0.4s ease;
}

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

.industry-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--color-white);
    padding: calc(var(--spacing-unit) * 3) var(--spacing-unit);
}

.industry-overlay .fas {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.industry-overlay p {
    display: none;
}


.quality-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
    align-items: center;
}

.quality-text ul {
    list-style: none;
    margin-top: var(--spacing-unit);
}

.quality-text li {
    padding: 0.5rem 0;
}

.quality-text .fas {
    color: var(--color-accent);
    margin-right: 0.5rem;
}


.esg-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
    align-items: center;
}

.esg-stats {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    margin-top: var(--spacing-unit);
}

.stat-item strong {
    font-size: 2rem;
    color: var(--color-accent);
    display: block;
}


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

.testimonial-card {
    background: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
    border-left: 4px solid var(--color-accent);
}

.testimonial-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    float: left;
    margin-right: var(--spacing-unit);
}

.testimonial-card blockquote {
    font-style: italic;
    border: none;
    padding: 0;
    margin: 0 0 var(--spacing-unit) 0;
}

.testimonial-card cite {
    display: block;
    font-weight: bold;
    font-style: normal;
}

.testimonial-card cite span {
    display: block;
    font-weight: normal;
    color: var(--color-gray);
    font-size: 0.9rem;
}


.faq-item {
    background: var(--color-white);
    border-bottom: 1px solid #ddd;
}

.faq-item summary {
    padding: var(--spacing-unit);
    font-weight: bold;
    cursor: pointer;
    position: relative;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: var(--spacing-unit);
    transition: transform 0.3s;
}

.faq-item[open] summary::after {
    transform: rotate(180deg);
}

.faq-item p {
    padding: 0 var(--spacing-unit) var(--spacing-unit) var(--spacing-unit);
}


.contact-form {
    background-color: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
    border: 1px solid #ddd;
}

.form-grid {
    display: grid;
    gap: var(--spacing-unit);
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-unit);
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: bold;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 1rem;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(214, 40, 40, 0.2);
}

.form-group.gdpr {
    flex-direction: row;
    align-items: flex-start;
}

.form-group.gdpr input {
    width: auto;
    margin-right: 0.5rem;
    margin-top: 0.25rem;
}

#form-status {
    margin-top: var(--spacing-unit);
    padding: var(--spacing-unit);
    display: none;
    border-radius: 4px;
}

#form-status.success {
    background-color: #d4edda;
    color: #155724;
    display: block;
}

#form-status.error {
    background-color: #f8d7da;
    color: #721c24;
    display: block;
}


.contact-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
}

.contact-details p {
    margin-bottom: 0.5rem;
}

.contact-details .fas {
    width: 20px;
    color: var(--color-accent);
    margin-right: 0.5rem;
}

.social-icons {
    margin-top: var(--spacing-unit);
}

.social-icons a {
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-right: var(--spacing-unit);
}


.footer {
    background-color: var(--color-dark);
    color: #ccc;
    padding: calc(var(--spacing-unit) * 3) 0;
    text-align: center;
    font-size: 0.9rem;
}

.footer a {
    color: #ccc;
}

.footer a:hover {
    color: var(--color-white);
}

.footer-nav {
    margin-bottom: var(--spacing-unit);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-unit);
}

.footer-legal {
    margin-bottom: var(--spacing-unit);
}


.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-unit);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
    transition: bottom 0.5s ease-in-out;
    flex-wrap: wrap;
}

.cookie-banner.visible {
    bottom: 0;
}

.cookie-banner p {
    margin: 0;
    flex-basis: 100%;
    margin-bottom: var(--spacing-unit);
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-unit);
    flex-basis: 100%;
    justify-content: flex-end;
}

.btn-sm {
    padding: 0.5rem 1rem;
}


.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}



@media (min-width: 768px) {
    h1 {
        font-size: 3.5rem;
    }

    .section-title {
        font-size: 3rem;
    }

    .nav-toggle {
        display: none;
    }

    .nav {
        display: flex;
        gap: calc(var(--spacing-unit) * 1.5);
    }

    .nav-link {
        font-weight: bold;
        color: var(--color-dark);
    }

    .about-grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

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

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

    .logistics-grid {
        grid-template-columns: 2fr 1fr;
        align-items: center;
    }

    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .industry-overlay p {
        display: block;
    }

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

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

    .esg-grid .esg-image {
        order: -1;
    }

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

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

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

    .cookie-banner p {
        flex-basis: auto;
        margin-bottom: 0;
    }

    .cookie-buttons {
        flex-basis: auto;
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.legal-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 1.5rem;
}

.legal-header {
    background-color: var(--color-white);
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

.logo-link {
    display: inline-block;
}

.legal-main {
    background-color: var(--color-white);
    padding: 2rem 0;
    min-height: 70vh;
}

.legal-container h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    border-bottom: 2px solid #ddd;
    padding-bottom: 1rem;
}

.legal-container h2 {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.legal-container p {
    margin-bottom: 1rem;
}

.legal-container ul {
    list-style-type: disc;
    margin-left: 20px;
    margin-bottom: 1rem;
    padding-left: 1rem;
}

.legal-container li {
    margin-bottom: 0.5rem;
}

.legal-container strong {
    font-weight: bold;
}

.cookie-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.cookie-table th,
.cookie-table td {
    border: 1px solid #ddd;
    padding: 0.75rem;
    text-align: left;
}

.cookie-table th {
    background-color: var(--color-base);
    font-weight: bold;
}

.cookie-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}