:root {
    --blue-900: #072b4c;
    --blue-800: #0f3f6f;
    --blue-700: #0f4c81;
    --blue-100: #e7f0f8;
    --green-700: #1f8762;
    --green-600: #269b6f;
    --green-100: #e7f6ef;
    --ink: #14202c;
    --muted: #5f6f7f;
    --line: #dbe5ee;
    --soft: #f5f8fb;
    --white: #ffffff;
    --shadow: 0 18px 45px rgba(7, 43, 76, 0.12);
    --container: 1180px;
}

* {
    box-sizing: border-box;
    letter-spacing: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--white);
    font-family: "Segoe UI", Arial, sans-serif;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

body.nav-open {
    overflow: hidden;
}

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

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

button,
input,
select,
textarea {
    font: inherit;
}

.container {
    width: min(100% - 40px, var(--container));
    margin: 0 auto;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1000;
    padding: 10px 14px;
    color: var(--white);
    background: var(--blue-900);
    border-radius: 8px;
    transform: translateY(-140%);
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.utility-bar {
    color: var(--white);
    background: var(--blue-900);
    font-size: 14px;
}

.utility-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 38px;
}

.utility-inner span,
.utility-inner a {
    white-space: nowrap;
}

.nav-shell {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
    min-height: 82px;
}

.brand img,
.footer-brand img {
    width: 210px;
    height: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.site-nav a {
    padding: 10px 12px;
    color: var(--blue-900);
    font-weight: 650;
    border-radius: 8px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
    background: var(--blue-100);
}

.header-actions,
.hero-actions,
.cta-actions,
.contact-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-weight: 750;
    text-align: center;
    cursor: pointer;
    transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    color: var(--white);
    background: var(--green-600);
    border-color: var(--green-600);
}

.btn-primary:hover {
    background: var(--green-700);
    border-color: var(--green-700);
}

.btn-ghost {
    color: var(--blue-900);
    background: var(--white);
    border-color: var(--line);
}

.btn-ghost:hover {
    border-color: var(--blue-700);
}

.btn-light {
    color: var(--blue-900);
    background: var(--white);
}

.btn-dark {
    color: var(--white);
    background: var(--blue-900);
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 44px;
    padding: 10px 12px;
    color: var(--blue-900);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    cursor: pointer;
}

.nav-toggle i,
.nav-toggle i::before,
.nav-toggle i::after {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--blue-900);
    content: "";
}

.nav-toggle i {
    position: relative;
}

.nav-toggle i::before,
.nav-toggle i::after {
    position: absolute;
    left: 0;
}

.nav-toggle i::before {
    top: -6px;
}

.nav-toggle i::after {
    top: 6px;
}

.hero {
    min-height: 690px;
    display: grid;
    align-items: center;
    color: var(--white);
    background-image:
        linear-gradient(90deg, rgba(7, 43, 76, 0.92) 0%, rgba(7, 43, 76, 0.78) 43%, rgba(7, 43, 76, 0.14) 100%),
        var(--hero-image);
    background-position: center;
    background-size: cover;
}

.hero-inner {
    padding: 92px 0;
}

.hero-content {
    max-width: 690px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--green-600);
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
}

.hero .eyebrow,
.site-cta .eyebrow {
    color: #9ee0c0;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1,
h2,
h3 {
    margin: 0;
    color: var(--blue-900);
    line-height: 1.16;
}

.hero h1 {
    color: var(--white);
    max-width: 680px;
    font-size: clamp(40px, 6vw, 72px);
}

.hero p {
    max-width: 640px;
    margin: 20px 0 0;
    color: rgba(255, 255, 255, 0.92);
    font-size: 20px;
}

.hero-actions {
    margin-top: 28px;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.hero-points span {
    padding: 9px 12px;
    color: var(--white);
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 8px;
    font-weight: 650;
}

.page-hero {
    padding: 82px 0;
    background: linear-gradient(180deg, #f5f9fd 0%, #ffffff 100%);
    border-bottom: 1px solid var(--line);
}

.page-hero-inner {
    max-width: 850px;
}

.page-hero h1 {
    font-size: clamp(34px, 5vw, 56px);
}

.page-hero p {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 19px;
}

.section {
    padding: 82px 0;
}

.section-muted {
    background: var(--soft);
}

.section-heading {
    max-width: 760px;
    margin: 0 auto 34px;
    text-align: center;
}

.section-heading.align-left {
    margin: 0;
    text-align: left;
}

.section-heading h2 {
    font-size: clamp(28px, 4vw, 42px);
}

.section-heading p:not(.eyebrow) {
    margin: 14px 0 0;
    color: var(--muted);
}

.compact-features {
    padding: 34px 0;
}

.feature-strip {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-strip article,
.price-card,
.service-card,
.process-grid article,
.value-grid article,
.service-focus article,
.info-list,
.calculator,
.contact-form,
.contact-cards article,
.sample-calc {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(7, 43, 76, 0.06);
}

.feature-strip article {
    padding: 20px;
}

.feature-strip strong {
    display: block;
    color: var(--blue-900);
    font-size: 18px;
}

.feature-strip span {
    display: block;
    margin-top: 4px;
    color: var(--muted);
}

.service-grid,
.price-grid,
.process-grid,
.value-grid,
.gallery-preview,
.service-focus,
.contact-page-grid {
    display: grid;
    gap: 22px;
}

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

.service-card {
    overflow: hidden;
}

.service-card img,
.preview-card img,
.service-detail img,
.story-layout img,
.about-teaser img,
.split-layout > img,
.gallery-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.service-card div {
    padding: 20px;
}

.service-card h3,
.price-card h3,
.process-grid h3,
.value-grid h3,
.service-focus h2,
.service-detail h2,
.contact-form h2 {
    font-size: 21px;
}

.service-card p,
.price-card p,
.process-grid p,
.value-grid p,
.service-focus p,
.service-detail p {
    margin: 10px 0 0;
    color: var(--muted);
}

.section-link {
    display: flex;
    justify-content: center;
    margin-top: 28px;
}

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

.price-card {
    padding: 24px;
}

.price-card strong {
    display: block;
    margin-top: 16px;
    color: var(--green-700);
    font-size: 30px;
    line-height: 1.1;
}

.price-note {
    max-width: 900px;
    margin: 22px auto 0;
    padding: 16px 18px;
    color: var(--blue-900);
    background: var(--green-100);
    border: 1px solid rgba(38, 155, 111, 0.22);
    border-radius: 8px;
    text-align: center;
}

.split-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
    align-items: center;
    gap: 42px;
}

.calculator {
    padding: 26px;
}

.calculator-fields {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

label span {
    display: block;
    margin-bottom: 8px;
    color: var(--blue-900);
    font-weight: 750;
}

input,
select,
textarea {
    width: 100%;
    min-height: 48px;
    padding: 12px 13px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    outline: none;
}

textarea {
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--blue-700);
    box-shadow: 0 0 0 4px rgba(15, 76, 129, 0.12);
}

.calculator-result {
    margin-top: 18px;
    padding: 20px;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.result-label {
    margin: 0;
    color: var(--green-700);
    font-weight: 800;
}

.calculator-result strong,
.calculator-result span {
    display: block;
}

.calculator-result strong {
    margin-top: 6px;
    color: var(--blue-900);
    font-size: 24px;
    line-height: 1.25;
}

.calculator-result span {
    margin: 8px 0 16px;
    color: var(--muted);
}

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

.process-grid article,
.value-grid article,
.service-focus article {
    padding: 24px;
}

.process-grid span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-bottom: 16px;
    color: var(--white);
    background: var(--blue-700);
    border-radius: 8px;
    font-weight: 800;
}

.gallery-preview {
    grid-template-columns: repeat(4, 1fr);
}

.preview-card {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: var(--white);
}

.preview-card span {
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 14px;
    padding: 10px 12px;
    color: var(--white);
    background: rgba(7, 43, 76, 0.82);
    border-radius: 8px;
    font-weight: 750;
}

.about-teaser,
.story-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
    align-items: center;
    gap: 42px;
}

.about-teaser p,
.story-layout p {
    color: var(--muted);
}

.about-teaser img,
.story-layout img,
.split-layout > img {
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.faq-wrap {
    max-width: 900px;
}

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

details {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
}

summary {
    padding: 18px 20px;
    color: var(--blue-900);
    font-weight: 800;
    cursor: pointer;
}

details p {
    margin: 0;
    padding: 0 20px 18px;
    color: var(--muted);
}

.contact-panel {
    padding-top: 0;
}

.contact-grid,
.cta-band {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
}

.contact-grid {
    padding: 28px;
    color: var(--white);
    background: var(--blue-900);
    border-radius: 8px;
}

.contact-grid h2,
.contact-grid p {
    color: var(--white);
}

.contact-grid p {
    margin: 12px 0 0;
    opacity: 0.9;
}

.site-cta {
    padding: 54px 0;
    color: var(--white);
    background: var(--blue-800);
}

.cta-band h2 {
    color: var(--white);
    font-size: clamp(26px, 4vw, 40px);
}

.cta-band p {
    max-width: 680px;
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.9);
}

.site-footer {
    padding: 58px 0 28px;
    background: #071d33;
    color: rgba(255, 255, 255, 0.78);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 1fr 1fr;
    gap: 30px;
}

.footer-grid h2 {
    margin-bottom: 12px;
    color: var(--white);
    font-size: 17px;
}

.footer-grid a,
.footer-grid span {
    display: block;
    margin: 8px 0;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 14px;
}

.service-detail-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.service-detail {
    overflow: hidden;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.service-detail div {
    padding: 20px;
}

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

.check-list span {
    padding: 15px 16px;
    color: var(--blue-900);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 750;
}

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

.info-list {
    padding: 20px;
}

.info-list div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 15px 0;
    border-bottom: 1px solid var(--line);
}

.info-list div:last-child {
    border-bottom: 0;
}

.info-list strong {
    color: var(--blue-900);
}

.info-list span {
    color: var(--muted);
    text-align: right;
}

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

.price-table-wrap {
    overflow-x: auto;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(7, 43, 76, 0.06);
}

.price-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
}

.price-table caption {
    padding: 18px;
    color: var(--blue-900);
    font-weight: 800;
    text-align: left;
}

.price-table th,
.price-table td {
    padding: 18px;
    border-top: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.price-table th {
    color: var(--blue-900);
    background: var(--soft);
}

.price-table td:nth-child(2) {
    color: var(--green-700);
    font-weight: 800;
    white-space: nowrap;
}

.sample-calc {
    display: grid;
    gap: 6px;
    margin-top: 22px;
    padding: 18px;
}

.sample-calc strong {
    color: var(--blue-900);
}

.sample-calc span {
    color: var(--muted);
}

.gallery-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 28px;
}

.filter-btn {
    min-height: 42px;
    padding: 9px 14px;
    color: var(--blue-900);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 750;
    cursor: pointer;
}

.filter-btn.is-active,
.filter-btn:hover {
    color: var(--white);
    background: var(--blue-700);
    border-color: var(--blue-700);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.gallery-card {
    display: grid;
    gap: 0;
    padding: 0;
    overflow: hidden;
    text-align: left;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    cursor: pointer;
}

.gallery-card[hidden] {
    display: none;
}

.gallery-card span {
    margin: 16px 16px 0;
    color: var(--green-700);
    font-size: 14px;
    font-weight: 800;
}

.gallery-card strong {
    margin: 4px 16px 18px;
    color: var(--blue-900);
    font-size: 19px;
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(7, 29, 51, 0.86);
}

.lightbox[hidden] {
    display: none;
}

.lightbox figure {
    width: min(100%, 980px);
    margin: 0;
    overflow: hidden;
    background: var(--white);
    border-radius: 8px;
}

.lightbox img {
    width: 100%;
    max-height: 76vh;
    object-fit: contain;
    background: var(--soft);
}

.lightbox figcaption {
    padding: 16px 18px;
    color: var(--blue-900);
    font-weight: 800;
}

.lightbox-close {
    position: fixed;
    top: 18px;
    right: 18px;
    width: 46px;
    height: 46px;
    color: var(--white);
    background: var(--green-600);
    border: 0;
    border-radius: 8px;
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
}

.contact-page-grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
}

.contact-cards {
    display: grid;
    gap: 16px;
}

.contact-cards article {
    padding: 22px;
}

.contact-cards span {
    color: var(--green-700);
    font-weight: 800;
}

.contact-cards strong {
    display: block;
    margin-top: 8px;
    color: var(--blue-900);
    font-size: 22px;
}

.contact-cards p {
    margin: 8px 0 0;
    color: var(--muted);
}

.contact-form {
    padding: 26px;
}

.contact-form p {
    margin: 8px 0 20px;
    color: var(--muted);
}

.contact-form label {
    display: block;
    margin-top: 15px;
}

.contact-form button {
    width: 100%;
    margin-top: 18px;
}

.form-alert {
    display: grid;
    gap: 6px;
    margin: 18px 0;
    padding: 14px;
    border-radius: 8px;
    font-weight: 650;
}

.form-alert.success {
    color: #075739;
    background: var(--green-100);
    border: 1px solid rgba(38, 155, 111, 0.28);
}

.form-alert.error {
    color: #8a1f11;
    background: #fff0ed;
    border: 1px solid #ffd0c7;
}

.hidden-field {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.floating-actions {
    position: fixed;
    right: 18px;
    bottom: 22px;
    z-index: 80;
    display: grid;
    gap: 10px;
}

.floating-actions a {
    min-width: 138px;
    padding: 12px 16px;
    color: var(--white);
    background: var(--blue-900);
    border-radius: 8px;
    box-shadow: var(--shadow);
    font-weight: 800;
    text-align: center;
}

.floating-actions a:last-child {
    background: var(--green-600);
}

.mobile-actions {
    display: none;
}

@media (max-width: 1040px) {
    .header-actions {
        display: none;
    }

    .nav-shell {
        grid-template-columns: auto auto;
        justify-content: space-between;
    }

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

    .site-nav {
        position: fixed;
        top: 120px;
        left: 20px;
        right: 20px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        background: var(--white);
        border: 1px solid var(--line);
        border-radius: 8px;
        box-shadow: var(--shadow);
    }

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

    .site-nav a {
        padding: 13px;
    }

    .service-grid,
    .price-grid,
    .process-grid,
    .gallery-preview,
    .service-detail-grid,
    .value-grid,
    .service-focus,
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 760px) {
    body {
        padding-bottom: 76px;
    }

    .container {
        width: min(100% - 28px, var(--container));
    }

    .utility-inner {
        justify-content: center;
        min-height: auto;
        padding: 8px 0;
        text-align: center;
    }

    .utility-inner span:nth-child(2) {
        display: none;
    }

    .utility-inner a {
        display: none;
    }

    .nav-shell {
        min-height: 72px;
        gap: 12px;
    }

    .brand img {
        width: 172px;
    }

    .site-nav {
        top: 104px;
        left: 14px;
        right: 14px;
    }

    .hero {
        min-height: 640px;
        background-image:
            linear-gradient(180deg, rgba(7, 43, 76, 0.94) 0%, rgba(7, 43, 76, 0.74) 58%, rgba(7, 43, 76, 0.22) 100%),
            var(--hero-image);
        background-position: center right;
    }

    .hero-inner {
        padding: 64px 0;
    }

    .hero h1 {
        font-size: 38px;
    }

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

    .page-hero,
    .section {
        padding: 58px 0;
    }

    .feature-strip,
    .service-grid,
    .price-grid,
    .process-grid,
    .gallery-preview,
    .about-teaser,
    .story-layout,
    .split-layout,
    .contact-grid,
    .cta-band,
    .service-detail-grid,
    .value-grid,
    .service-focus,
    .gallery-grid,
    .contact-page-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .section-heading,
    .section-heading.align-left {
        text-align: left;
    }

    .calculator-fields {
        grid-template-columns: 1fr;
    }

    .contact-grid,
    .cta-band {
        text-align: left;
    }

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

    .floating-actions {
        display: none;
    }

    .mobile-actions {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 90;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1px;
        padding: 8px;
        background: rgba(255, 255, 255, 0.96);
        border-top: 1px solid var(--line);
        backdrop-filter: blur(12px);
    }

    .mobile-actions a {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 48px;
        padding: 8px;
        color: var(--white);
        background: var(--blue-900);
        border-radius: 8px;
        font-size: 14px;
        font-weight: 800;
        text-align: center;
    }

    .mobile-actions a:nth-child(2) {
        background: var(--green-600);
    }

    .mobile-actions a:nth-child(3) {
        color: var(--blue-900);
        background: var(--blue-100);
    }
}

@media (max-width: 430px) {
    .hero h1 {
        font-size: 34px;
    }

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

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

    .price-card strong,
    .calculator-result strong {
        font-size: 22px;
    }

    .info-list div {
        display: grid;
        gap: 4px;
    }

    .info-list span {
        text-align: left;
    }
}