:root {
    --color-primary: #0b1f3a;
    --color-primary-soft: #12355f;
    --color-accent: #009aa6;
    --color-accent-soft: #e6fbfc;
    --color-logo-green: #32b95f;
    --color-logo-orange: #ff7a1a;
    --color-logo-blue: #008ec4;
    --color-text: #27364a;
    --color-muted: #64748b;
    --color-border: #dbe5ef;
    --color-surface: #ffffff;
    --color-background: #f6f8fb;
    --color-warm-surface: #fff8f0;
    --shadow-soft: 0 18px 45px rgba(11, 31, 58, 0.09);
    --radius-large: 28px;
    --radius-medium: 18px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    background: var(--color-background);
    color: var(--color-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

img, svg {
    max-width: 100%;
}

a {
    color: inherit;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid rgba(219, 229, 239, 0.85);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
}

.nav-shell {
    min-height: 82px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.brand,
.footer-brand {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary);
    text-decoration: none;
}

.brand-logo {
    display: block;
    width: 190px;
    height: auto;
}

.footer-logo {
    display: block;
    width: 150px;
    height: auto;
}

.site-nav {
    margin-left: auto;
}

.menu {
    display: flex;
    align-items: center;
    gap: 22px;
    list-style: none;
}

.menu a {
    color: var(--color-primary);
    font-size: 0.96rem;
    font-weight: 650;
    text-decoration: none;
    transition: color 0.2s ease;
}

.menu a:hover,
.menu a:focus-visible {
    color: var(--color-accent);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 5px auto;
    border-radius: 99px;
    background: var(--color-primary);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.78rem 1.15rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 750;
    line-height: 1;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.button-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 12px 25px rgba(11, 31, 58, 0.18);
}

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

.button-secondary {
    border-color: var(--color-border);
    background: #fff;
    color: var(--color-primary);
}

.button-secondary:hover,
.button-secondary:focus-visible {
    border-color: rgba(0, 154, 166, 0.45);
    box-shadow: 0 12px 25px rgba(11, 31, 58, 0.08);
}

.hero {
    padding: 64px 0 46px;
    background:
        radial-gradient(circle at 85% 10%, rgba(0, 154, 166, 0.14), transparent 30%),
        radial-gradient(circle at 78% 0%, rgba(50, 185, 95, 0.08), transparent 24%),
        linear-gradient(180deg, #fff 0%, var(--color-background) 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
    gap: 46px;
    align-items: center;
}

.eyebrow {
    margin-bottom: 12px;
    color: var(--color-accent);
    font-size: 0.82rem;
    font-weight: 850;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    color: var(--color-primary);
    line-height: 1.12;
    letter-spacing: -0.04em;
}

h1 {
    max-width: 820px;
    font-size: clamp(2.2rem, 4.8vw, 3.9rem);
}

h2 {
    font-size: clamp(1.55rem, 3vw, 2.3rem);
}

.hero-intro,
.hero-addition {
    max-width: 720px;
    margin-top: 20px;
    color: var(--color-muted);
    font-size: 1.12rem;
}

.hero-addition {
    color: var(--color-primary-soft);
    font-weight: 650;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
}

.hero-panel,
.product-panel {
    border: 1px solid rgba(219, 229, 239, 0.9);
    border-radius: var(--radius-large);
    background: rgba(255, 255, 255, 0.82);
    box-shadow: var(--shadow-soft);
}

.hero-panel {
    display: grid;
    gap: 16px;
    padding: 22px;
}

.signal-card {
    padding: 22px;
    border-radius: 22px;
    background: linear-gradient(135deg, #fff, #f0f7ff);
    border: 1px solid rgba(219, 229, 239, 0.8);
}

.signal-card span,
.product-panel span,
.project-label {
    display: block;
    margin-bottom: 5px;
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.signal-card strong,
.product-panel strong {
    color: var(--color-primary);
    font-size: 1.16rem;
}

.section {
    padding: 66px 0;
}

.section-heading {
    max-width: 720px;
    margin: 0 auto 30px;
    text-align: center;
}

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

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

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

.card,
.step-card {
    border: 1px solid rgba(219, 229, 239, 0.9);
    border-radius: var(--radius-medium);
    background: var(--color-surface);
    box-shadow: 0 12px 34px rgba(11, 31, 58, 0.06);
}

.card {
    padding: 28px;
}

.card-icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    margin-bottom: 18px;
    border-radius: 16px;
    background: var(--color-accent-soft);
    font-size: 1.3rem;
}

.card h2,
.step-card h2 {
    margin-bottom: 12px;
    font-size: 1.35rem;
}

.card p,
.step-card p,
.product-panel p,
.narrow-content p,
.site-footer p {
    color: var(--color-muted);
}

.service-stack,
.project-stack {
    display: grid;
    gap: 22px;
}

.service-stack .service-card,
.project-stack .project-card {
    display: grid;
    gap: 12px 32px;
    align-items: start;
}

.service-stack .service-card {
    grid-template-columns: 64px 0.8fr 1.3fr;
}

.project-stack .project-card {
    grid-template-columns: minmax(170px, 0.65fr) minmax(240px, 1fr) minmax(280px, 1.15fr);
}

.service-stack .card-icon {
    grid-row: span 2;
}

.service-stack .service-card p,
.project-stack .project-card p {
    margin-bottom: 12px;
}

.service-stack .check-list,
.project-stack .check-list {
    grid-column: 3;
    grid-row: 1 / span 3;
}

.project-stack .project-card {
    align-items: start;
}

.project-stack .project-card .project-label {
    grid-column: 1;
    grid-row: 1;
    max-width: 210px;
    overflow-wrap: break-word;
}

.project-stack .project-card h2,
.project-stack .project-card > .button {
    grid-column: 2;
}

.project-stack .project-card > p:not(.project-label) {
    grid-column: 1;
    grid-row: 2 / span 2;
    max-width: 230px;
}

.check-list {
    display: grid;
    gap: 10px;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 28px;
    color: var(--color-text);
}

.check-list li::before {
    position: absolute;
    left: 0;
    top: 0.1rem;
    width: 18px;
    height: 18px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    content: "✓";
    font-size: 0.72rem;
    font-weight: 900;
}

.compact-list {
    margin-top: 16px;
}

.large-list {
    font-size: 1.05rem;
}

.highlighted-project,
.muted-section {
    background: #fff;
}

.project-feature,
.split-section,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
    gap: 34px;
    align-items: center;
}

.project-feature p {
    max-width: 720px;
    margin: 14px 0;
    color: var(--color-muted);
}

.product-panel {
    padding: 34px;
    background:
        radial-gradient(circle at 90% 0%, rgba(0, 154, 166, 0.22), transparent 34%),
        radial-gradient(circle at 12% 100%, rgba(255, 122, 26, 0.2), transparent 28%),
        var(--color-primary);
}

.product-panel span,
.product-panel p {
    color: #b9f4f2;
}

.product-panel strong {
    display: block;
    margin-bottom: 16px;
    color: #fff;
    font-size: 2rem;
    line-height: 1.1;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.step-card {
    padding: 28px;
}

.step-card span {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    margin-bottom: 18px;
    border-radius: 14px;
    background: var(--color-primary);
    color: #fff;
    font-weight: 850;
}

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

.narrow-content h2 {
    margin-bottom: 16px;
}

.cta-section {
    padding: 32px 0 76px;
}

.cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
    padding: 34px;
    border-radius: var(--radius-large);
    background:
        radial-gradient(circle at 85% 15%, rgba(50, 185, 95, 0.32), transparent 26%),
        radial-gradient(circle at 96% 90%, rgba(255, 122, 26, 0.28), transparent 24%),
        linear-gradient(135deg, var(--color-primary), #123b68);
    box-shadow: var(--shadow-soft);
}

.cta-box h2,
.cta-box p {
    color: #fff;
}

.cta-box p:not(.eyebrow) {
    max-width: 720px;
    margin-top: 10px;
    color: #d8e6f5;
}

.cta-box .button-primary {
    background: #fff;
    color: var(--color-primary);
}

.contact-grid {
    align-items: start;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-group {
    display: grid;
    gap: 7px;
}

.form-group label {
    color: var(--color-primary);
    font-weight: 750;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 14px;
    padding: 0.9rem 1rem;
    background: #fff;
    color: var(--color-text);
    font: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(0, 154, 166, 0.12);
    outline: none;
}

.form-group span,
.validation-summary {
    color: #b42318;
    font-size: 0.9rem;
}

.captcha-box {
    display: grid;
    gap: 14px;
    padding: 16px;
    border: 1px solid rgba(0, 154, 166, 0.24);
    border-radius: 18px;
    background: rgba(0, 154, 166, 0.06);
}

.captcha-question {
    display: grid;
    gap: 4px;
    color: var(--color-primary);
}

.captcha-label {
    color: var(--color-muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.captcha-answer input {
    max-width: 180px;
}

.form-status {
    padding: 12px 14px;
    border-radius: 14px;
    font-weight: 650;
}

.form-status.success {
    background: #ecfdf3;
    color: #067647;
}

.form-status.error {
    background: #fef3f2;
    color: #b42318;
}

.form-note {
    color: var(--color-muted);
    font-size: 0.95rem;
}

.site-footer {
    padding: 56px 0 26px;
    border-top: 1px solid rgba(219, 229, 239, 0.95);
    background:
        radial-gradient(circle at 12% 18%, rgba(50, 185, 95, 0.1), transparent 24%),
        radial-gradient(circle at 88% 8%, rgba(255, 122, 26, 0.11), transparent 22%),
        var(--color-warm-surface);
    color: var(--color-text);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 34px;
}

.footer-brand,
.site-footer h2 {
    color: var(--color-primary);
}

.site-footer h2 {
    margin-bottom: 14px;
    font-size: 1rem;
    letter-spacing: 0;
}

.site-footer ul {
    display: grid;
    gap: 8px;
    list-style: none;
}

.site-footer a {
    color: var(--color-primary);
    text-decoration: none;
}

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

.footer-bottom {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid rgba(11, 31, 58, 0.12);
    color: var(--color-muted);
    font-size: 0.92rem;
}

@media (max-width: 1050px) {
    .four-columns,
    .steps-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .nav-cta {
        display: none;
    }
}

@media (max-width: 820px) {
    .container {
        width: min(100% - 28px, 1120px);
    }

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

    .menu-toggle {
        display: block;
    }

    .menu {
        position: absolute;
        top: 72px;
        left: 14px;
        right: 14px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px;
        border: 1px solid var(--color-border);
        border-radius: 18px;
        background: #fff;
        box-shadow: var(--shadow-soft);
    }

    .menu.active {
        display: flex;
    }

    .menu a {
        display: block;
        padding: 12px;
    }

    .hero {
        padding: 44px 0 34px;
    }

    .hero-grid,
    .project-feature,
    .split-section,
    .contact-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .service-stack .service-card,
    .project-stack .project-card {
        grid-template-columns: 1fr;
    }

    .service-stack .card-icon,
    .service-stack .check-list,
    .project-stack .check-list,
    .project-stack .project-card .project-label,
    .project-stack .project-card h2,
    .project-stack .project-card > .button,
    .project-stack .project-card > p:not(.project-label) {
        grid-column: auto;
        grid-row: auto;
        max-width: none;
    }

    .cta-box {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 600px) {
    .section {
        padding: 46px 0;
    }

    .card-grid,
    .four-columns,
    .steps-grid,
    .form-row {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .card,
    .step-card,
    .cta-box {
        padding: 22px;
    }
}

.privacy-hero .hero-content {
    max-width: 880px;
}

.privacy-hero h1 {
    max-width: 780px;
}

.privacy-content {
    padding: 54px 0 76px;
}

.privacy-stack {
    display: grid;
    gap: 20px;
    max-width: 920px;
}

.privacy-card {
    padding: 28px;
    border: 1px solid rgba(219, 229, 239, 0.95);
    border-radius: var(--radius-medium);
    background: var(--color-surface);
    box-shadow: 0 12px 34px rgba(11, 31, 58, 0.055);
}

.privacy-card h2 {
    margin-bottom: 12px;
}

.policy-list {
    display: grid;
    gap: 8px;
    padding-left: 1.1rem;
}

.privacy-card p,
.policy-list li {
    color: var(--color-text);
}

@media (max-width: 820px) {
    .privacy-content {
        padding: 42px 0 56px;
    }
}