:root {
    --ink: #111820;
    --ink-soft: #26313b;
    --muted: #65717b;
    --line: #dce2e5;
    --paper: #f7f8f7;
    --white: #fff;
    --yellow: #f4b41b;
    --yellow-dark: #c88a00;
    --radius: 14px;
    --shadow: 0 16px 45px rgba(17, 24, 32, .1)
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    color: var(--ink);
    line-height: 1.6;
    background: var(--white)
}

a {
    color: inherit
}

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

.container {
    width: min(1160px, calc(100% - 48px));
    margin: auto
}

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

.skip-link {
    position: absolute;
    left: 12px;
    top: -50px;
    background: var(--yellow);
    padding: 10px 15px;
    z-index: 200
}

.skip-link:focus {
    top: 12px
}

.announcement {
    background: var(--ink);
    color: #dfe6e8;
    text-align: center;
    font-size: 12px;
    letter-spacing: .05em;
    padding: 8px
}

.announcement span {
    color: var(--yellow);
    margin: 0 8px
}

.site-header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    z-index: 100
}

.nav {
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    line-height: 1
}

.brand-mark {
    width: 43px;
    height: 43px;
    display: grid;
    place-items: center;
    background: var(--yellow);
    color: var(--ink);
    font-weight: 700;
    font-size: 14px
}

.brand-mark img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.brand strong,
.brand small {
    display: block
}

.brand strong {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 25px;
    letter-spacing: .1em
}

.brand small {
    font-size: 10px;
    letter-spacing: .25em;
    margin-top: 5px;
    color: var(--muted)
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    font-size: 13px;
    font-weight: 600
}

.nav-menu a {
    text-decoration: none
}

.nav-menu a:not(.button):hover,
.text-link:hover {
    color: var(--yellow-dark)
}

.menu-toggle {
    display: none;
    background: none;
    border: 0;
    padding: 8px
}

.menu-toggle span:not(.sr-only) {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--ink);
    margin: 5px
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 14px 22px;
    background: var(--yellow);
    color: var(--ink);
    border: 1px solid var(--yellow);
    font-weight: 700;
    text-decoration: none;
    transition: transform .2s, background .2s
}

.button:hover {
    background: #ffca3d;
    transform: translateY(-2px)
}

.button-small {
    padding: 11px 17px;
    font-size: 12px
}

.button-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, .6)
}

.button-ghost:hover {
    color: var(--ink)
}

.section {
    padding: 100px 0
}

.eyebrow {
    color: var(--yellow);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .16em;
    margin: 0 0 16px
}

.eyebrow-dark {
    color: var(--yellow-dark)
}

h1,
h2,
h3,
p {
    margin-top: 0
}

h1,
h2,
h3 {
    font-family: "Barlow Condensed", sans-serif;
    line-height: 1.02
}

h1 {
    font-size: clamp(46px, 7vw, 88px);
    letter-spacing: .01em;
    margin-bottom: 22px
}

h1 em,
h2 em {
    color: var(--yellow);
    font-style: normal
}

h2 {
    font-size: clamp(38px, 5vw, 62px);
    margin-bottom: 22px;
    letter-spacing: .01em
}

h3 {
    font-size: 27px;
    margin-bottom: 10px
}

.hero {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: center;
    color: var(--white);
    overflow: hidden;
    background: var(--ink)
}

.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(12, 18, 23, .93), rgba(12, 18, 23, .58) 55%, rgba(12, 18, 23, .35))
}

.hero-content {
    position: relative;
    z-index: 1
}

.hero-text {
    max-width: 600px;
    color: #e2e8e8;
    font-size: 17px
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 34px 0
}

.hero-contact {
    display: flex;
    gap: 18px;
    align-items: center;
    font-size: 13px;
    color: #c4cdd0
}

.hero-contact a {
    color: var(--white);
    font-weight: 700
}

.intro {
    padding: 72px 0
}

.intro-grid,
.section-heading,
.power-grid,
.about-grid,
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 80px;
    align-items: center
}

.intro p:last-child,
.section-heading>p {
    color: var(--muted);
    font-size: 16px;
    max-width: 470px
}

.section-light {
    background: var(--paper)
}

.section-heading {
    margin-bottom: 45px
}

.section-heading h2 {
    margin-bottom: 0
}

.filter-bar {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 26px
}

.filter {
    padding: 9px 15px;
    border: 1px solid var(--line);
    background: var(--white);
    color: var(--muted);
    font: 600 12px Inter;
    cursor: pointer
}

.filter.active,
.filter:hover {
    border-color: var(--yellow);
    background: var(--yellow);
    color: var(--ink)
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px
}

.equipment-card {
    background: var(--white);
    border: 1px solid var(--line);
    transition: transform .2s, box-shadow .2s
}

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

.card-image {
    height: 210px;
    position: relative;
    background: var(--ink);
    overflow: hidden
}

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

.card-label {
    position: absolute;
    left: 13px;
    top: 13px;
    background: var(--yellow);
    font-size: 10px;
    font-weight: 700;
    padding: 5px 9px;
    text-transform: uppercase;
    letter-spacing: .08em
}

.card-content {
    padding: 22px 20px 25px
}

.card-content p {
    font-size: 13px;
    color: var(--muted);
    min-height: 64px
}

.text-link {
    color: var(--ink);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none
}

.text-link span {
    color: var(--yellow-dark);
    font-size: 18px;
    margin-left: 5px
}

.power-section {
    background: var(--ink);
    color: var(--white)
}

.muted {
    color: #b8c3c7;
    max-width: 570px
}

.power-panel {
    background: var(--ink-soft);
    border: 1px solid #3c4850;
    padding: 42px;
    text-align: center
}

.power-kicker {
    display: block;
    color: var(--yellow);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .14em
}

.power-panel strong {
    display: block;
    font: 700 clamp(70px, 8vw, 110px)/.9 "Barlow Condensed";
    margin: 22px 0 0
}

.power-panel strong small {
    font-size: .35em;
    color: var(--yellow)
}

.power-unit {
    color: #b8c3c7;
    letter-spacing: .2em
}

.power-list {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    justify-content: center;
    margin-top: 28px
}

.power-list span {
    border: 1px solid #4c5962;
    padding: 6px 9px;
    font-size: 11px
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0
}

.step {
    padding: 20px 32px 20px 0;
    border-top: 1px solid var(--line)
}

.step+.step {
    padding-left: 32px;
    border-left: 1px solid var(--line)
}

.step>span {
    color: var(--yellow-dark);
    font: 700 52px "Barlow Condensed"
}

.step p {
    font-size: 14px;
    color: var(--muted);
    max-width: 280px
}

.about-section {
    background: var(--paper)
}

.about-image {
    height: 440px;
    background: var(--ink);
    overflow: hidden
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.about-grid p:not(.eyebrow) {
    color: var(--muted);
    max-width: 540px;
    font-size: 15px
}

.contact-section {
    background: var(--ink);
    color: var(--white)
}

.contact-copy>p:not(.eyebrow) {
    color: #c2cbce;
    max-width: 500px
}

.contact-links {
    display: grid;
    gap: 17px;
    margin-top: 35px
}

.contact-links a,
.contact-links div {
    display: flex;
    align-items: center;
    gap: 13px;
    text-decoration: none
}

.contact-links>a>span:first-child,
.contact-links>div>span:first-child {
    display: grid;
    place-items: center;
    width: 31px;
    height: 31px;
    background: var(--yellow);
    color: var(--ink);
    font-weight: 700
}

.contact-links small {
    display: block;
    color: #9ba8ad;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .1em
}

.form-card {
    background: var(--white);
    color: var(--ink);
    padding: 30px
}

.form-card form {
    display: grid;
    gap: 15px
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px
}

.form-card label {
    font-size: 11px;
    font-weight: 700
}

.form-card label span {
    font-weight: 400;
    color: var(--muted)
}

.form-card input,
.form-card select,
.form-card textarea {
    display: block;
    width: 100%;
    border: 1px solid var(--line);
    background: #fbfcfc;
    padding: 12px;
    margin-top: 6px;
    font: 14px Inter;
    color: var(--ink)
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
    outline: 2px solid var(--yellow);
    outline-offset: 1px
}

.form-card textarea {
    resize: vertical
}

.button-submit {
    width: 100%;
    cursor: pointer
}

.form-status {
    font-size: 13px;
    color: var(--yellow-dark);
    min-height: 1.4em;
    margin: 0
}

.footer {
    background: #0b1014;
    color: #aeb9bd;
    padding: 36px 0 18px
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px
}

.footer .brand {
    color: var(--white)
}

.footer-inner>p {
    font-size: 12px
}

.footer-inner>div {
    display: flex;
    gap: 15px;
    font-size: 12px
}

.footer a {
    text-decoration: none
}

.footer-bottom {
    border-top: 1px solid #293239;
    margin-top: 28px;
    padding-top: 16px;
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #77848a
}

.whatsapp {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    background: #25d366;
    color: white;
    text-decoration: none;
    border-radius: 50%;
    font-weight: 700;
    font-size: 12px;
    box-shadow: 0 5px 18px #0004;
    z-index: 50
}

@media(max-width:900px) {
    .nav-menu {
        gap: 15px
    }
    .equipment-grid {
        grid-template-columns: repeat(2, 1fr)
    }
    .intro-grid,
    .section-heading,
    .power-grid,
    .about-grid,
    .contact-grid {
        gap: 40px
    }
    .section-heading {
        grid-template-columns: 1fr
    }
    .power-grid,
    .contact-grid {
        grid-template-columns: 1fr
    }
    .about-image {
        height: 300px
    }
}

@media(max-width:680px) {
    .container {
        width: min(100% - 32px, 1160px)
    }
    .nav {
        height: 68px
    }
    .menu-toggle {
        display: block
    }
    .nav-menu {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 18px 16px 24px;
        box-shadow: 0 12px 20px #0001;
        flex-direction: column;
        align-items: stretch
    }
    .nav-menu.open {
        display: flex
    }
    .nav-menu a {
        padding: 8px
    }
    .nav-menu .button {
        text-align: center
    }
    .hero {
        min-height: 620px
    }
    .hero-contact {
        flex-wrap: wrap
    }
    .section {
        padding: 70px 0
    }
    .intro {
        padding: 55px 0
    }
    .intro-grid,
    .about-grid {
        grid-template-columns: 1fr
    }
    .equipment-grid,
    .steps {
        grid-template-columns: 1fr
    }
    .card-image {
        height: 230px
    }
    .step,
    .step+.step {
        padding: 22px 0;
        border-left: 0
    }
    .form-row {
        grid-template-columns: 1fr
    }
    .form-card {
        padding: 22px 17px
    }
    .footer-inner,
    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px
    }
    .footer-inner>div {
        flex-direction: column;
        gap: 7px
    }
    .power-panel {
        padding: 30px 18px
    }
}

@media(prefers-reduced-motion:reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto!important;
        transition: none!important
    }
    .hero-video {
        display: none
    }
}

.hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    min-height: 760px;
    min-height: 100svh;
    display: flex;
    align-items: center;
    background: #171717;
}

.hero-video {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-shade {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient( 90deg, rgba(10, 12, 14, 0.88) 0%, rgba(10, 12, 14, 0.63) 55%, rgba(10, 12, 14, 0.25) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: 110px;
    padding-bottom: 90px;
}

.hero h1,
.hero .hero-text,
.hero .eyebrow,
.hero .hero-contact {
    color: #fff;
}

.hero h1 em {
    color: #e9a23b;
    font-style: normal;
}

.hero-video {
    pointer-events: none;
}

@media (max-width: 768px) {
    .hero {
        min-height: 720px;
        min-height: 100svh;
    }
    .hero-video {
        object-position: 60% center;
    }
    .hero-shade {
        background: linear-gradient( 180deg, rgba(10, 12, 14, 0.55), rgba(10, 12, 14, 0.86));
    }
    .hero-content {
        padding-top: 100px;
        padding-bottom: 60px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-video {
        display: none;
    }
}