:root {
    --bg: #f4f8fb;
    --surface: rgba(255, 255, 255, 0.86);
    --surface-strong: #ffffff;
    --surface-dark: #0f2134;
    --text: #173047;
    --text-soft: #5a6f82;
    --line: rgba(23, 48, 71, 0.12);
    --primary: #0d9488;
    --primary-dark: #0b5f69;
    --accent: #88c540;
    --accent-soft: rgba(136, 197, 64, 0.14);
    --shadow: 0 24px 60px rgba(15, 33, 52, 0.14);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    font-family: "Avenir Next", "Segoe UI", "Trebuchet MS", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(13, 148, 136, 0.18), transparent 32%),
        radial-gradient(circle at top right, rgba(136, 197, 64, 0.14), transparent 28%),
        linear-gradient(180deg, #edf6f9 0%, #f8fbfd 22%, #f4f8fb 100%);
}

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

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

button,
input,
textarea {
    font: inherit;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.container {
    width: min(calc(100% - 2rem), var(--container));
    margin: 0 auto;
}

.topbar {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(90deg, #0a1a2d, #10324a);
    color: rgba(255, 255, 255, 0.78);
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    min-height: 48px;
    font-size: 0.9rem;
}

.topbar-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(244, 248, 251, 0.84);
    border-bottom: 1px solid rgba(23, 48, 71, 0.08);
}

.nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 88px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.brand img {
    width: 84px;
    height: auto;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 0.18rem;
}

.brand-copy strong,
h1,
h2,
h3 {
    font-family: "Bahnschrift", "Arial Narrow", "Segoe UI", sans-serif;
    letter-spacing: 0.01em;
}

.brand-copy strong {
    font-size: 1.45rem;
}

.brand-copy small {
    color: var(--text-soft);
    font-size: 0.9rem;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1.15rem;
    flex-wrap: wrap;
}

.site-nav a {
    position: relative;
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--text-soft);
}

.site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.24s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    color: var(--text);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
    transform: scaleX(1);
}

.site-nav .nav-highlight {
    padding: 0.7rem 1rem;
    color: var(--surface-strong);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 999px;
    box-shadow: 0 14px 30px rgba(13, 148, 136, 0.25);
}

.site-nav .nav-highlight::after {
    display: none;
}

.nav-toggle {
    display: none;
    border: 0;
    background: transparent;
    padding: 0.25rem;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    border-radius: 999px;
    background: var(--text);
    margin: 4px 0;
}

.hero,
.page-hero {
    position: relative;
    overflow: hidden;
    padding: 7rem 0 5rem;
}

.hero::before,
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(8, 22, 38, 0.92), rgba(15, 96, 105, 0.78)),
        url("../images/plastic-granules-500x500.jpg") center/cover no-repeat;
    z-index: -2;
}

.hero::after,
.page-hero::after {
    content: "";
    position: absolute;
    inset: auto -8% -30% auto;
    width: 460px;
    height: 460px;
    background: radial-gradient(circle, rgba(136, 197, 64, 0.28), transparent 65%);
    z-index: -1;
}

.page-hero-products::before {
    background:
        linear-gradient(135deg, rgba(8, 22, 38, 0.9), rgba(11, 95, 105, 0.8)),
        url("../images/001.jpg") center/cover no-repeat;
}

.page-hero-sustainability::before {
    background:
        linear-gradient(135deg, rgba(8, 22, 38, 0.9), rgba(18, 122, 104, 0.78)),
        url("../images/recicla1.jpg") center/cover no-repeat;
}

.hero-home {
    min-height: 78vh;
    display: flex;
    align-items: center;
}

.hero-grid,
.split-layout,
.contact-grid,
.footer-grid,
.timeline-layout {
    display: grid;
    gap: 2rem;
}

.hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.84rem;
    line-height: 1;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.82);
}

.eyebrow::before {
    content: "";
    width: 36px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), rgba(255, 255, 255, 0.4));
}

.section .eyebrow,
.section-muted .eyebrow,
.site-footer .eyebrow,
.feature-card .eyebrow,
.value-card .eyebrow,
.contact-card .eyebrow,
.cta-banner .eyebrow {
    color: var(--primary-dark);
}

.page-hero h1,
.hero h1 {
    margin: 1rem 0 1rem;
    max-width: 13ch;
    font-size: clamp(2.8rem, 5vw, 5rem);
    line-height: 0.95;
    color: #ffffff;
}

.page-hero p,
.hero p {
    max-width: 60ch;
    font-size: 1.06rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.82);
}

.lead {
    font-size: 1.14rem;
}

.hero-panel,
.feature-card,
.media-card,
.metric-card,
.product-card,
.value-card,
.contact-card,
.contact-form-card,
.image-card,
.product-detail,
.cta-banner {
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: var(--surface);
    backdrop-filter: blur(14px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.hero-panel {
    padding: 1.8rem;
}

.panel-label {
    display: inline-block;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--surface-dark);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.metric-card {
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.92);
}

.metric-card strong {
    display: block;
    font-size: 1.45rem;
    color: var(--surface-dark);
}

.metric-card span {
    display: block;
    margin-top: 0.4rem;
    color: var(--text-soft);
    line-height: 1.55;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 52px;
    padding: 0.85rem 1.35rem;
    border: 0;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 18px 34px rgba(13, 148, 136, 0.24);
}

.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
}

.button-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: none;
}

.button-light {
    color: var(--surface-dark);
    background: #ffffff;
    box-shadow: none;
}

.section {
    padding: 5rem 0;
}

.section-muted {
    background: linear-gradient(180deg, rgba(13, 148, 136, 0.06), rgba(255, 255, 255, 0));
}

.section-dark {
    background: linear-gradient(135deg, #102338, #0f5f69);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 2.2rem;
}

.section-heading h2,
.split-layout h2,
.contact-card h2,
.contact-form-card h2,
.cta-banner h2,
.cta-panel h2,
.value-card h2,
.product-detail h2 {
    margin: 0.8rem 0 0.8rem;
    font-size: clamp(2rem, 3vw, 3rem);
    line-height: 1.02;
}

.section-heading p,
.split-layout p,
.feature-card p,
.contact-card p,
.contact-form-card p,
.cta-banner p,
.value-card p,
.product-detail p {
    margin: 0;
    color: var(--text-soft);
    line-height: 1.75;
}

.card-grid {
    display: grid;
    gap: 1.4rem;
}

.card-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.value-card,
.contact-card,
.contact-form-card {
    padding: 1.8rem;
}

.icon-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.16), rgba(136, 197, 64, 0.2));
    color: var(--primary-dark);
    font-weight: 800;
}

.feature-card h3,
.product-card h3,
.image-card h3,
.timeline-item h3 {
    margin: 1rem 0 0.6rem;
    font-size: 1.35rem;
}

.split-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
}

.media-card,
.image-card,
.product-detail {
    overflow: hidden;
}

.media-card img,
.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.check-list,
.tag-grid,
.footer-links {
    display: grid;
    gap: 0.85rem;
}

.check-list {
    padding: 0;
    margin: 1.6rem 0 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 1.8rem;
    line-height: 1.65;
    color: var(--text-soft);
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.product-card img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.product-card div,
.image-card div {
    padding: 1.35rem;
}

.tag-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 1.4rem 0;
}

.tag-grid span {
    padding: 0.95rem 1rem;
    text-align: center;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--primary-dark);
    font-weight: 700;
}

.timeline {
    display: grid;
    gap: 1rem;
}

.timeline-item {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 1.2rem;
    align-items: start;
    padding: 1.4rem 1.6rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--line);
    box-shadow: 0 16px 36px rgba(15, 33, 52, 0.08);
}

.timeline-item span {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 52px;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
    font-weight: 700;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
}

.image-card img {
    aspect-ratio: 16 / 11;
}

.product-detail {
    display: grid;
    grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1fr);
}

.product-detail img {
    height: 100%;
    object-fit: cover;
}

.product-detail div {
    padding: 1.8rem;
}

.certification-spotlight {
    display: grid;
    grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
    gap: 2rem;
    align-items: center;
    padding: 2rem;
    border-radius: var(--radius-lg);
    background:
        linear-gradient(135deg, rgba(13, 148, 136, 0.08), rgba(255, 255, 255, 0.95)),
        linear-gradient(180deg, rgba(136, 197, 64, 0.08), transparent);
    border: 1px solid rgba(13, 148, 136, 0.12);
    box-shadow: var(--shadow);
}

.certification-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(23, 48, 71, 0.08);
}

.certification-badge img {
    max-width: 100%;
    width: 240px;
    height: auto;
}

.certification-copy h2 {
    margin: 0.8rem 0 1rem;
    font-size: clamp(2rem, 3vw, 3rem);
    line-height: 1.02;
}

.certification-copy p {
    margin: 0 0 1rem;
    color: var(--text-soft);
    line-height: 1.75;
}

.cta-panel,
.cta-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
}

.cta-panel {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-panel .eyebrow,
.cta-panel p,
.cta-panel h2 {
    color: #ffffff;
}

.cta-banner {
    margin-top: 1.6rem;
    background: linear-gradient(180deg, rgba(13, 148, 136, 0.08), rgba(255, 255, 255, 0.96));
    border: 1px solid rgba(13, 148, 136, 0.12);
}

.text-link {
    color: var(--primary-dark);
    font-weight: 700;
}

.contact-grid {
    grid-template-columns: minmax(300px, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
}

.contact-stack {
    display: grid;
    gap: 1rem;
}

.map-frame {
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
    min-height: 420px;
}

.map-frame iframe {
    width: 100%;
    height: 100%;
    min-height: 420px;
    border: 0;
}

.contact-form {
    margin-top: 1.4rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.contact-form label {
    display: grid;
    gap: 0.55rem;
    margin-bottom: 1rem;
}

.contact-form span {
    font-weight: 700;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(23, 48, 71, 0.12);
    border-radius: 16px;
    padding: 0.95rem 1rem;
    background: #ffffff;
    color: var(--text);
}

.contact-form textarea {
    resize: vertical;
}

.form-note {
    margin-top: 1rem;
    min-height: 1.5rem;
    color: var(--text-soft);
}

.site-footer {
    margin-top: 3rem;
    color: rgba(255, 255, 255, 0.82);
    background: linear-gradient(180deg, #0b1c2f, #081421);
}

.footer-grid {
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
    padding: 4rem 0 2rem;
}

.brand-footer img {
    width: 72px;
}

.site-footer p,
.site-footer span,
.site-footer a {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.75;
}

.site-footer h3 {
    margin: 0 0 1rem;
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 0 1.4rem;
    font-size: 0.92rem;
}

.fade-up {
    opacity: 0;
    transform: translateY(22px);
    animation: fadeUp 0.7s ease forwards;
}

.delay-1 {
    animation-delay: 0.12s;
}

.delay-2 {
    animation-delay: 0.24s;
}

.delay-3 {
    animation-delay: 0.36s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1080px) {
    .card-grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-grid,
    .split-layout,
    .contact-grid,
    .footer-grid,
    .card-grid-3,
    .gallery-grid,
    .certification-spotlight {
        grid-template-columns: 1fr;
    }

    .product-detail,
    .card-grid-2 {
        grid-template-columns: 1fr;
    }

    .footer-bottom-inner,
    .cta-panel,
    .cta-banner {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 860px) {
    .topbar {
        display: none;
    }

    .nav-shell {
        min-height: 78px;
    }

    .nav-toggle {
        display: inline-block;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 0.75rem);
        left: 1rem;
        right: 1rem;
        display: none;
        padding: 1rem;
        border-radius: 24px;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: var(--shadow);
        border: 1px solid rgba(23, 48, 71, 0.08);
    }

    .site-nav.is-open {
        display: grid;
    }

    .site-nav a {
        padding: 0.45rem 0;
    }

    .hero,
    .page-hero {
        padding: 5.8rem 0 4rem;
    }

    .page-hero h1,
    .hero h1 {
        max-width: 100%;
    }

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

@media (max-width: 640px) {
    .container {
        width: min(calc(100% - 1.25rem), var(--container));
    }

    .brand img {
        width: 68px;
    }

    .brand-copy small {
        display: none;
    }

    .hero,
    .page-hero,
    .section {
        padding-left: 0;
        padding-right: 0;
    }

    .hero-panel,
    .feature-card,
    .media-card,
    .contact-card,
    .contact-form-card,
    .value-card,
    .cta-panel,
    .cta-banner,
    .timeline-item {
        border-radius: 22px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }
}