:root {
    --color-ink: #102033;
    --color-muted: #5c6a7c;
    --color-soft: #f3f7fb;
    --color-line: #d7e2ee;
    --color-brand: #0b6ff6;
    --color-brand-dark: #062760;
    --color-action: #12a7a0;
    --color-action-dark: #087d78;
    --color-warm: #e49a2f;
    --color-alert: #a54f42;
    --color-white: #ffffff;
    --shadow-soft: 0 18px 50px rgba(15, 38, 52, 0.13);
    --radius: 8px;
    --header-height: 72px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-ink);
    background: var(--color-white);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: 0;
}

body.modal-open {
    overflow: hidden;
}

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

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

button,
input {
    font: inherit;
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: var(--header-height);
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--color-line);
    backdrop-filter: blur(14px);
}

.header-grid {
    min-height: var(--header-height);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
}

.brand,
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
}

.brand-logo {
    width: 168px;
    height: auto;
}

.brand:hover,
.brand:focus-visible {
    opacity: 0.88;
}

.primary-nav {
    display: flex;
    justify-content: center;
    gap: 22px;
    font-size: 0.94rem;
    color: var(--color-muted);
}

.primary-nav a {
    padding: 10px 0;
}

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

.menu-toggle {
    display: none;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    background: var(--color-white);
    color: var(--color-brand);
    padding: 9px 12px;
    font-weight: 700;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    border-radius: var(--radius);
    padding: 12px 18px;
    border: 1px solid transparent;
    font-weight: 700;
    line-height: 1.1;
    transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

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

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

.button-primary:hover,
.button-primary:focus-visible {
    background: var(--color-action-dark);
}

.button-secondary {
    background: var(--color-white);
    color: var(--color-brand-dark);
}

.button-secondary:hover,
.button-secondary:focus-visible {
    background: #eaf2f5;
}

.button-outline {
    border-color: var(--color-brand);
    color: var(--color-brand);
    background: var(--color-white);
}

.button-outline:hover,
.button-outline:focus-visible {
    background: var(--color-brand);
    color: var(--color-white);
}

.hero {
    position: relative;
    min-height: calc(100vh - var(--header-height));
    isolation: isolate;
    overflow: hidden;
}

.hero-media,
.hero-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-media {
    object-fit: cover;
    object-position: center top;
    z-index: -2;
}

.hero-overlay {
    z-index: -1;
    background:
        linear-gradient(90deg, rgba(5, 25, 58, 0.95) 0%, rgba(5, 25, 58, 0.84) 46%, rgba(5, 25, 58, 0.34) 100%),
        linear-gradient(180deg, rgba(5, 25, 58, 0.18) 0%, rgba(5, 25, 58, 0.88) 100%);
}

.hero-content {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 72px 0 64px;
    color: var(--color-white);
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--color-warm);
    font-size: 0.78rem;
    line-height: 1.4;
    text-transform: uppercase;
    font-weight: 800;
}

.hero .eyebrow {
    color: #f3b45f;
}

h1,
h2,
h3,
p {
    letter-spacing: 0;
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.08;
}

h1 {
    max-width: 740px;
    font-size: 4rem;
}

h2 {
    font-size: 2.35rem;
}

h3 {
    font-size: 1.12rem;
}

p {
    line-height: 1.68;
}

.hero-copy {
    max-width: 650px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.13rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    width: min(720px, 100%);
    margin: 44px 0 0;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: var(--radius);
    overflow: hidden;
}

.hero-metrics div {
    padding: 18px;
    background: rgba(4, 20, 48, 0.54);
}

.hero-metrics dt {
    color: rgba(255, 255, 255, 0.66);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
}

.hero-metrics dd {
    margin: 7px 0 0;
    font-weight: 800;
}

.section {
    padding: 86px 0;
}

.section-muted,
.intro-band {
    background: var(--color-soft);
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.intro-grid {
    display: grid;
    grid-template-columns: 0.82fr 1.18fr;
    gap: 56px;
    align-items: start;
}

.intro-grid p:last-child {
    margin: 2px 0 0;
    color: var(--color-muted);
    font-size: 1.02rem;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 34px;
}

.section-heading.compact {
    margin-bottom: 28px;
}

.section-heading p:not(.eyebrow) {
    color: var(--color-muted);
    margin: 16px 0 0;
}

.feature-grid,
.screen-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.feature-card,
.solution-item,
.faq-item,
.price-tool {
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    background: var(--color-white);
}

.feature-card {
    padding: 22px;
    min-height: 188px;
}

.feature-kicker,
.solution-kicker {
    color: var(--color-brand);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
}

.feature-card h3 {
    margin-top: 14px;
}

.feature-card p,
.solution-item p,
.faq-item p {
    color: var(--color-muted);
    margin: 10px 0 0;
    font-size: 0.95rem;
}

.screen-card {
    min-height: 280px;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    background: var(--color-white);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.screen-card button {
    width: 100%;
    height: 210px;
    padding: 0;
    border: 0;
    background: #eef4f7;
    cursor: pointer;
}

.screen-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: left top;
}

.screen-card figcaption {
    padding: 16px 18px 18px;
}

.screen-card strong {
    display: block;
}

.screen-card span {
    display: block;
    margin-top: 5px;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.45;
}

.solution-layout {
    display: grid;
    grid-template-columns: 0.88fr 1.12fr;
    gap: 48px;
    align-items: start;
}

.sticky-heading {
    position: sticky;
    top: calc(var(--header-height) + 32px);
}

.solution-list {
    display: grid;
    gap: 14px;
}

.solution-item {
    padding: 22px;
    display: grid;
    gap: 8px;
}

.solution-item[data-status="growth"] {
    border-left: 5px solid var(--color-brand);
}

.solution-item[data-status="flexible"] {
    border-left: 5px solid var(--color-warm);
}

.solution-item[data-status="control"] {
    border-left: 5px solid var(--color-action);
}

.pricing-section {
    background: var(--color-brand-dark);
    color: var(--color-white);
}

.pricing-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 42px;
    align-items: center;
}

.pricing-copy p:not(.eyebrow) {
    color: rgba(255, 255, 255, 0.78);
}

.pricing-copy .button {
    margin-top: 18px;
}

.price-tool {
    padding: 28px;
    color: var(--color-ink);
    box-shadow: var(--shadow-soft);
}

.price-tool label {
    display: block;
    font-weight: 800;
    margin-bottom: 14px;
}

.room-control {
    display: grid;
    grid-template-columns: 1fr 110px;
    gap: 14px;
    align-items: center;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--color-action);
}

input[type="number"] {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 9px 12px;
    color: var(--color-ink);
}

input:focus-visible,
button:focus-visible,
a:focus-visible {
    outline: 3px solid rgba(18, 167, 160, 0.28);
    outline-offset: 3px;
}

.price-total {
    margin-top: 24px;
    padding: 22px;
    border-radius: var(--radius);
    background: #eefafa;
}

.price-total span,
.price-breakdown span {
    display: block;
    color: var(--color-muted);
    font-size: 0.84rem;
}

.price-total strong {
    display: block;
    margin-top: 6px;
    color: var(--color-action-dark);
    font-size: 2.2rem;
    line-height: 1.05;
}

.price-breakdown {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px 18px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--color-line);
}

.price-breakdown strong {
    text-align: right;
}

.process-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    margin: 0;
    padding: 0;
    list-style: none;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-line);
}

.process-list li {
    min-height: 178px;
    padding: 24px;
    background: var(--color-white);
}

.process-list strong {
    display: block;
    margin-bottom: 12px;
    color: var(--color-brand-dark);
}

.process-list span {
    color: var(--color-muted);
    line-height: 1.55;
}

.faq-layout {
    display: grid;
    grid-template-columns: 0.72fr 1.28fr;
    gap: 42px;
    align-items: start;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-item {
    padding: 0;
}

.faq-item summary {
    cursor: pointer;
    padding: 18px 20px;
    font-weight: 800;
}

.faq-item p {
    padding: 0 20px 20px;
}

.contact-section {
    padding: 76px 0;
    background: #061f4b;
    color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 44px;
    align-items: center;
}

.contact-grid p:not(.eyebrow) {
    max-width: 650px;
    color: rgba(255, 255, 255, 0.78);
}

.contact-actions {
    display: grid;
    gap: 12px;
    width: min(320px, 100%);
}

.contact-logo {
    width: 124px;
    height: auto;
    justify-self: center;
    padding: 10px;
    border-radius: var(--radius);
}

.contact-actions p {
    margin: 8px 0 0;
    font-size: 0.94rem;
}

.site-footer {
    padding: 30px 0;
    background: #04152f;
    color: rgba(255, 255, 255, 0.72);
}

.footer-grid {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 20px;
    align-items: center;
}

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

.footer-brand img {
    padding: 4px;
    border-radius: var(--radius);
}

.footer-grid p {
    margin: 0;
    font-size: 0.88rem;
}

.image-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 56px 20px 24px;
    background: rgba(4, 16, 38, 0.92);
}

.image-modal.is-open {
    display: flex;
}

.image-modal img {
    max-height: calc(100vh - 96px);
    width: min(1120px, 100%);
    object-fit: contain;
    border-radius: var(--radius);
    background: var(--color-white);
}

.modal-close {
    position: absolute;
    top: 18px;
    right: 20px;
    border: 1px solid rgba(255, 255, 255, 0.42);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-white);
    padding: 9px 12px;
    cursor: pointer;
}

@media (max-width: 960px) {
    .header-grid {
        grid-template-columns: auto auto;
        justify-content: space-between;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .header-cta {
        display: none;
    }

    .primary-nav {
        grid-column: 1 / -1;
        display: none;
        justify-content: flex-start;
        flex-wrap: wrap;
        padding: 0 0 16px;
    }

    .primary-nav.is-open {
        display: flex;
    }

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2rem;
    }

    .intro-grid,
    .solution-layout,
    .pricing-layout,
    .faq-layout,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .sticky-heading {
        position: static;
    }

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

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

@media (max-width: 640px) {
    :root {
        --header-height: 66px;
    }

    .shell {
        width: min(100% - 24px, 1120px);
    }

    .section {
        padding: 58px 0;
    }

    .hero {
        min-height: auto;
    }

    .hero-content {
        min-height: calc(100vh - var(--header-height));
        padding: 54px 0 44px;
    }

    .hero-overlay {
        background:
            linear-gradient(180deg, rgba(5, 25, 58, 0.95) 0%, rgba(5, 25, 58, 0.78) 62%, rgba(5, 25, 58, 0.9) 100%);
    }

    h1 {
        font-size: 2.35rem;
    }

    h2 {
        font-size: 1.72rem;
    }

    .hero-copy {
        font-size: 1rem;
    }

    .hero-actions,
    .contact-actions {
        width: 100%;
    }

    .hero-actions .button,
    .contact-actions .button {
        width: 100%;
    }

    .hero-metrics,
    .feature-grid,
    .screen-grid,
    .process-list {
        grid-template-columns: 1fr;
    }

    .room-control {
        grid-template-columns: 1fr;
    }

    .price-total strong {
        font-size: 1.8rem;
    }

    .price-breakdown {
        grid-template-columns: 1fr;
    }

    .price-breakdown strong {
        text-align: left;
        margin-bottom: 8px;
    }

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