:root {
    color-scheme: light;
    --ink: #10242a;
    --muted: #52666d;
    --line: #d9e2e4;
    --paper: #f7faf9;
    --white: #ffffff;
    --teal: #007c89;
    --teal-dark: #035d66;
    --mint: #9de2c9;
    --gold: #f0b84a;
    --coral: #de6b5a;
    --shadow: 0 18px 50px rgba(16, 36, 42, 0.12);
    --radius: 8px;
    --max: 1160px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family:
        Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.6;
}

body::selection {
    background: var(--mint);
    color: var(--ink);
}

a {
    color: inherit;
}

.site-header {
    position: fixed;
    z-index: 10;
    top: 0;
    left: 0;
    right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(8, 29, 34, 0.72);
    color: var(--white);
    backdrop-filter: blur(18px);
}

.nav {
    width: min(100% - 32px, var(--max));
    min-height: 68px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    gap: 12px;
    text-decoration: none;
    font-weight: 760;
    letter-spacing: 0;
}

.brand-mark {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.38);
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(157, 226, 201, 0.88), rgba(0, 124, 137, 0.86)),
        #007c89;
    color: #06292e;
    font-size: 15px;
    font-weight: 840;
}

.nav-links {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    min-width: 0;
    gap: 6px;
}

.nav-links a {
    padding: 10px 12px;
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.86);
    font-size: 14px;
    font-weight: 620;
    text-decoration: none;
}

.nav-links a:hover {
    background: rgba(255, 255, 255, 0.11);
    color: var(--white);
}

.hero {
    min-height: 82vh;
    display: grid;
    align-items: end;
    padding: 132px 0 76px;
    color: var(--white);
    background:
        linear-gradient(90deg, rgba(7, 30, 35, 0.92) 0%, rgba(7, 30, 35, 0.75) 45%, rgba(7, 30, 35, 0.28) 100%),
        url("banner.png") center / cover no-repeat;
}

.hero-inner,
.section-inner {
    width: min(100% - 32px, var(--max));
    margin: 0 auto;
}

.hero-content {
    max-width: 760px;
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--mint);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

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

h1 {
    margin-bottom: 22px;
    max-width: 720px;
    font-size: clamp(52px, 8vw, 108px);
    line-height: 0.94;
    letter-spacing: 0;
}

.hero-lede {
    max-width: 680px;
    margin-bottom: 34px;
    color: rgba(255, 255, 255, 0.86);
    font-size: clamp(19px, 2.4vw, 26px);
    line-height: 1.42;
}

.hero-actions,
.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 13px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-weight: 760;
    line-height: 1;
    text-decoration: none;
}

.button-primary {
    background: var(--mint);
    color: #06292e;
}

.button-primary:hover {
    background: #b1efd8;
}

.button-secondary {
    border-color: rgba(255, 255, 255, 0.42);
    color: var(--white);
}

.button-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

.intro-band {
    background: var(--white);
    border-bottom: 1px solid var(--line);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 44px;
    align-items: center;
    padding: 52px 0;
}

.intro-copy p {
    color: var(--muted);
    font-size: 18px;
    margin-top: 18px;
}

.intro-copy .section-kicker {
    color: var(--teal);
}

.signal-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
    overflow: hidden;
}

.score-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.score-table thead {
    background: rgba(0, 124, 137, 0.08);
}

.score-table th,
.score-table td {
    padding: 18px 20px;
    text-align: left;
}

.score-table th {
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--line);
}

.score-table td {
    color: var(--muted);
    font-size: 16px;
    font-weight: 600;
}

.score-table tbody tr {
    transition: background-color 180ms ease;
}

.score-table tbody tr:hover {
    background: rgba(157, 226, 201, 0.15);
}

.score-table tbody tr:not(:last-child) td {
    border-bottom: 1px solid var(--line);
}

.score-table td:first-child {
    color: var(--ink);
}


.score-table td:last-child {
    font-feature-settings: "tnum" 1;
}

.score-table td,
.score-table th {
    white-space: wrap;
}

.signal {
    min-height: 132px;
    padding: 22px;
    border-left: 1px solid var(--line);
}

.signal:first-child {
    border-left: 0;
}

.signal strong {
    display: block;
    margin-bottom: 8px;
    font-size: 30px;
    line-height: 1;
}

.signal span {
    color: var(--muted);
    font-size: 14px;
}

section {
    scroll-margin-top: 84px;
}

.section {
    padding: 92px 0;
}

.section-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
    gap: 42px;
    align-items: end;
    margin-bottom: 36px;
}

.section-kicker {
    margin-bottom: 12px;
    color: var(--teal);
    font-size: 13px;
    font-weight: 820;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h2 {
    margin-bottom: 0;
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1.02;
    letter-spacing: 0;
}

.section-heading>p {
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 18px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.service-card,
.principle,
.contact-panel,
.product-panel {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: 0 1px 0 rgba(16, 36, 42, 0.03);
}

.service-card {
    min-height: 304px;
    display: flex;
    flex-direction: column;
    padding: 28px;
}

.service-number {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    margin-bottom: 42px;
    border-radius: 8px;
    background: #e6f6f2;
    color: var(--teal-dark);
    font-weight: 820;
}

.service-card:nth-child(2) .service-number {
    background: #fff1d6;
    color: #80530b;
}

.service-card:nth-child(3) .service-number {
    background: #fde7e1;
    color: #8e3d31;
}

h3 {
    margin-bottom: 14px;
    font-size: 23px;
    line-height: 1.18;
    letter-spacing: 0;
}

.service-card p,
.principle p,
.product-panel p,
.contact-panel p {
    color: var(--muted);
}

.service-card ul {
    display: grid;
    gap: 8px;
    margin: auto 0 0;
    padding: 0;
    list-style: none;
    color: var(--ink);
    font-size: 15px;
    font-weight: 650;
}

.service-card li {
    display: flex;
    gap: 9px;
}

.service-card li::before {
    content: "";
    flex: 0 0 auto;
    width: 6px;
    height: 6px;
    margin-top: 10px;
    border-radius: 999px;
    background: var(--teal);
}

.approach {
    background: #ecf4f2;
}

.approach-grid {
    display: grid;
    grid-template-columns: minmax(320px, 0.8fr) minmax(0, 1.2fr);
    gap: 34px;
    align-items: stretch;
}

.architecture-visual {
    min-height: 520px;
    padding: 28px;
    border-radius: var(--radius);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.5)),
        url("cycle.png") center 58% / min(84%, 520px) no-repeat,
        linear-gradient(135deg, #ffffff, #d8eee8);
    box-shadow: var(--shadow);
}


.architecture-visual h3 {
    max-width: 320px;
    margin-bottom: 10px;
}

.architecture-visual p {
    max-width: 330px;
    color: var(--muted);
}

.steps {
    display: grid;
    gap: 14px;
    margin-top: 18px;
}

.step {
    display: grid;
    grid-template-columns: 84px 1fr;
    gap: 20px;
    align-items: start;
    padding: 24px 0;
    border-bottom: 1px solid rgba(16, 36, 42, 0.14);
}

.step:first-child {
    padding-top: 0;
}

.step:last-child {
    border-bottom: 0;
}

.step span {
    color: var(--teal);
    font-size: 13px;
    font-weight: 820;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.step h3 {
    margin-bottom: 8px;
}

.step p {
    margin-bottom: 0;
    color: var(--muted);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.principle {
    padding: 28px;
}

.principle-accent {
    width: 54px;
    height: 5px;
    margin-bottom: 26px;
    border-radius: 999px;
    background: var(--teal);
}

.principle:nth-child(2) .principle-accent {
    background: var(--gold);
}

.principle:nth-child(3) .principle-accent {
    background: var(--coral);
}

.tech {
    background: #10242a;
    color: var(--white);
}

.tech .section-kicker {
    color: var(--mint);
}

.tech .section-heading>p {
    color: rgba(255, 255, 255, 0.72);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}

.tech-item {
    min-height: 104px;
    display: grid;
    place-items: center;
    padding: 18px 12px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.88);
    font-weight: 760;
    text-align: center;
}

.product-contact {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(340px, 0.7fr);
    gap: 20px;
}

.product-panel,
.contact-panel {
    padding: 32px;
}

.product-panel {
    display: grid;
    align-content: space-between;
    gap: 34px;
    background:
        linear-gradient(135deg, rgba(0, 124, 137, 0.09), rgba(240, 184, 74, 0.12)),
        var(--white);
}

.product-panel a {
    width: fit-content;
    color: var(--teal-dark);
    font-weight: 780;
    text-decoration-thickness: 2px;
    text-underline-offset: 5px;
}

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

.contact-panel p,
.contact-panel address {
    color: rgba(255, 255, 255, 0.74);
}

.product-panel .section-kicker {
    color: var(--teal);
}

.contact-panel .section-kicker {
    color: var(--mint);
}

.contact-panel address {
    font-style: normal;
}

.contact-list {
    display: grid;
    gap: 13px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
}

.contact-list a {
    color: var(--white);
    font-weight: 720;
    text-decoration-color: rgba(157, 226, 201, 0.7);
    text-underline-offset: 5px;
}

.button-contact {
    margin-top: 26px;
    background: var(--white);
    color: var(--ink);
}

footer {
    padding: 26px 0 38px;
    color: var(--muted);
    font-size: 14px;
}

.footer-inner {
    width: min(100% - 32px, var(--max));
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 18px;
}

@media (max-width: 900px) {
    .nav {
        min-height: auto;
        padding: 12px 0;
        align-items: flex-start;
    }

    .nav-links {
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 2px;
    }

    .nav-links a {
        padding: 7px 8px;
        font-size: 13px;
    }

    .hero {
        min-height: 78vh;
        padding: 120px 0 52px;
    }

    .intro-grid,
    .section-heading,
    .approach-grid,
    .product-contact {
        grid-template-columns: 1fr;
    }

    .service-grid,
    .principles-grid {
        grid-template-columns: 1fr;
    }

    .signal-strip {
        grid-template-columns: 1fr;
    }

    .signal {
        min-height: auto;
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .signal:first-child {
        border-top: 0;
    }

    .architecture-visual {
        min-height: 420px;
    }

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

@media (max-width: 640px) {
    .brand span:last-child {
        max-width: 86px;
        line-height: 1.05;
    }

    .nav {
        gap: 12px;
    }

    .nav-links a:nth-child(2),
    .nav-links a:nth-child(3) {
        display: none;
    }

    .hero {
        min-height: 74vh;
        background-position: 62% center;
    }

    h1 {
        font-size: clamp(48px, 17vw, 70px);
    }

    .hero-lede {
        font-size: 18px;
    }

    .section {
        padding: 68px 0;
    }

    .service-card,
    .principle,
    .product-panel,
    .contact-panel {
        padding: 24px;
    }

    .step {
        grid-template-columns: 1fr;
        gap: 10px;
    }

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

    .footer-inner {
        flex-direction: column;
    }
}