:root {
    --bg: #050816;
    --bg-2: #0b1020;
    --panel: rgba(15, 23, 42, 0.74);
    --panel-strong: rgba(17, 24, 39, 0.92);
    --line: rgba(255, 255, 255, 0.12);
    --text: #ffffff;
    --muted: #a1a1aa;
    --purple: #7c3aed;
    --cyan: #06b6d4;
    --green: #22c55e;
    --orange: #f97316;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        linear-gradient(rgba(6, 182, 212, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124, 58, 237, 0.05) 1px, transparent 1px),
        radial-gradient(circle at top left, rgba(124, 58, 237, 0.26), transparent 34rem),
        radial-gradient(circle at 85% 8%, rgba(6, 182, 212, 0.18), transparent 28rem),
        var(--bg);
    background-size: 44px 44px, 44px 44px, auto, auto, auto;
    color: var(--text);
    line-height: 1.6;
    letter-spacing: 0;
}

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

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

.site-shell {
    min-height: 100vh;
    overflow: hidden;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--line);
    background: rgba(5, 8, 22, 0.84);
    backdrop-filter: blur(18px);
}

.brand,
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--purple), var(--cyan));
    color: #fff;
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.35);
}

.main-nav {
    position: fixed;
    inset: 4.4rem 1rem auto 1rem;
    display: none;
    flex-direction: column;
    gap: 0.35rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel-strong);
    box-shadow: var(--shadow);
}

.main-nav.open {
    display: flex;
}

.main-nav a {
    padding: 0.75rem;
    color: var(--muted);
    border-radius: 8px;
    transition: color 160ms ease, background 160ms ease;
}

.main-nav a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.07);
}

.nav-toggle {
    display: grid;
    gap: 0.25rem;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.65rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
}

.nav-toggle span {
    display: block;
    height: 2px;
    background: #fff;
}

.header-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

.language-switcher {
    display: flex;
    gap: 0.25rem;
    padding: 0.25rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.language-switcher a {
    padding: 0.35rem 0.5rem;
    border-radius: 6px;
    color: var(--muted);
    font-size: 0.85rem;
}

.language-switcher a.active {
    color: var(--text);
    background: rgba(255, 255, 255, 0.1);
}

.nav-language-mobile {
    display: flex;
    gap: 0.35rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--line);
}

.nav-language-mobile a {
    flex: 1;
    text-align: center;
    border: 1px solid var(--line);
}

.nav-language-mobile a.active {
    color: #fff;
    background: rgba(6, 182, 212, 0.16);
}

.section {
    width: min(1180px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 4rem 0;
}

.hero {
    position: relative;
    display: grid;
    gap: 2rem;
    min-height: calc(100vh - 5rem);
    align-items: center;
    padding-top: 5rem;
}

.hero-bg {
    position: absolute;
    inset: 1rem -1rem auto auto;
    width: 12rem;
    height: 12rem;
    border: 1px solid rgba(6, 182, 212, 0.22);
    border-radius: 8px;
    transform: rotate(12deg);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.18), rgba(124, 58, 237, 0.2));
    filter: blur(0.2px);
    animation: float-panel 7s ease-in-out infinite;
}

.eyebrow {
    margin: 0 0 0.8rem;
    color: var(--cyan);
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0;
}

h1,
h2,
h3 {
    margin: 0;
    font-family: "Space Grotesk", Inter, sans-serif;
    line-height: 1.08;
    letter-spacing: 0;
}

h1 {
    max-width: 13ch;
    font-size: 2.8rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.2rem;
}

p {
    color: var(--muted);
}

.lead {
    max-width: 47rem;
    font-size: 1.08rem;
}

.hero-actions,
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.8rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--text);
    font-weight: 800;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-accent {
    border-color: transparent;
    background: linear-gradient(135deg, var(--orange), #fb4d46);
    box-shadow: 0 16px 40px rgba(249, 115, 22, 0.25);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.06);
}

.btn-small {
    min-height: 2.25rem;
    padding: 0.55rem 0.8rem;
    font-size: 0.88rem;
}

.btn-wide {
    width: 100%;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
    max-width: 34rem;
    margin-top: 2rem;
}

.hero-metrics span,
.price-chip {
    padding: 0.8rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--muted);
}

.hero-metrics strong {
    display: block;
    color: var(--text);
}

.hero-visual {
    position: relative;
    min-height: 27rem;
}

.interface-card,
.code-panel,
.glass-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.interface-card {
    position: absolute;
    padding: 1rem;
}

.primary-card {
    top: 3rem;
    left: 0;
    right: 1rem;
    min-height: 12rem;
    display: grid;
    align-content: center;
    background:
        linear-gradient(135deg, rgba(124, 58, 237, 0.34), rgba(6, 182, 212, 0.14)),
        var(--panel);
}

.float-a {
    right: 0;
    bottom: 6rem;
    animation: float-panel 6s ease-in-out infinite;
}

.float-b {
    left: 1rem;
    bottom: 1rem;
    animation: float-panel 7s ease-in-out infinite reverse;
}

.interface-card strong {
    font-size: 1.7rem;
}

.pulse-dot {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 24px var(--green);
}

.code-panel {
    position: absolute;
    right: 1rem;
    top: 0;
    width: min(20rem, 86%);
    padding: 1rem;
}

.code-panel span {
    display: inline-block;
    width: 0.65rem;
    height: 0.65rem;
    margin-right: 0.3rem;
    border-radius: 50%;
    background: var(--orange);
}

.code-panel pre {
    overflow: hidden;
    margin: 1rem 0 0;
    color: #cffafe;
}

.section-head {
    max-width: 46rem;
    margin-bottom: 2rem;
}

.inline-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
    max-width: none;
}

.card-grid,
.pricing-grid,
.feature-grid,
.blog-grid {
    display: grid;
    gap: 1rem;
}

.service-card,
.pricing-card,
.compact-card,
.content-card,
.blog-card,
.portfolio-card,
.contact-form,
.contact-info,
.stats-panel {
    padding: 1.2rem;
}

.service-card {
    min-height: 17rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    transition: transform 160ms ease, border-color 160ms ease;
}

.service-card:hover,
.portfolio-card:hover,
.pricing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(6, 182, 212, 0.45);
}

.service-icon {
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.34), rgba(6, 182, 212, 0.24));
    color: #fff;
    font-weight: 900;
}

.card-link,
.back-link {
    margin-top: auto;
    color: var(--cyan);
    font-weight: 800;
}

.split-section {
    display: grid;
    gap: 1.2rem;
}

.stacked-cards {
    display: grid;
    gap: 1rem;
}

.process-line {
    display: grid;
    gap: 1rem;
}

.process-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.process-step span {
    display: grid;
    place-items: center;
    flex: 0 0 2.5rem;
    height: 2.5rem;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--purple), var(--cyan));
    font-weight: 900;
}

.portfolio-grid {
    display: grid;
    gap: 1rem;
}

.portfolio-card {
    overflow: hidden;
}

.portfolio-card img,
.blog-card img,
.article-image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: 8px;
    background: var(--bg-2);
}

.portfolio-card > div,
.blog-card > div {
    padding-top: 1rem;
}

.badge {
    display: inline-flex;
    padding: 0.32rem 0.55rem;
    border: 1px solid rgba(6, 182, 212, 0.32);
    border-radius: 8px;
    color: #cffafe;
    font-size: 0.78rem;
    font-weight: 800;
}

.price {
    color: #fff;
    font-size: 1.7rem;
    font-weight: 900;
}

.pricing-card ul {
    padding: 0;
    margin: 1rem 0;
    list-style: none;
}

.pricing-card li {
    padding: 0.45rem 0;
    color: var(--muted);
}

.pricing-card li::before {
    content: "";
    display: inline-block;
    width: 0.5rem;
    height: 0.5rem;
    margin-right: 0.5rem;
    border-radius: 50%;
    background: var(--green);
}

.tech-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.tech-cloud span,
.feature-pill,
.mini-row {
    padding: 0.75rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
}

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

.mini-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.mini-row span {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 18px rgba(34, 197, 94, 0.55);
}

.faq-list {
    display: grid;
    gap: 0.75rem;
}

.faq-list details {
    padding: 1rem;
}

.faq-list summary {
    cursor: pointer;
    font-weight: 800;
}

.contact-band {
    display: grid;
    gap: 1.2rem;
    align-items: start;
}

.contact-form label {
    display: grid;
    gap: 0.4rem;
    color: var(--muted);
    font-weight: 700;
}

.form-grid {
    display: grid;
    gap: 1rem;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0.85rem;
    background: rgba(3, 7, 18, 0.75);
    color: var(--text);
    font: inherit;
}

textarea {
    resize: vertical;
}

.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.page-hero {
    padding-top: 6rem;
    padding-bottom: 2rem;
}

.page-hero h1 {
    max-width: 14ch;
}

.content-card p,
.article-content p {
    margin-top: 0;
}

.intro-note {
    padding-top: 0;
}

.client-name {
    margin: 0.45rem 0;
    color: #fff;
    font-weight: 800;
}

.stats-panel {
    display: grid;
    gap: 1rem;
}

.stats-panel div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.stats-panel strong {
    font-size: 2rem;
}

.article-shell {
    max-width: 860px;
}

.article-meta {
    display: flex;
    gap: 1rem;
    color: var(--muted);
    margin: 1rem 0;
}

.article-content {
    margin-top: 1rem;
    padding: 1.3rem;
}

.contact-info {
    display: grid;
    gap: 0.8rem;
}

.contact-info a {
    color: var(--cyan);
    font-weight: 800;
}

.flash {
    width: min(1180px, calc(100% - 2rem));
    margin: 1rem auto 0;
    padding: 0.9rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: rgba(34, 197, 94, 0.12);
}

.flash-error {
    background: rgba(239, 68, 68, 0.14);
}

.error-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1rem;
    background: var(--bg);
}

[data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 500ms ease, transform 500ms ease;
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

@keyframes float-panel {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-12px);
    }
}

@media (min-width: 760px) {
    .section {
        padding: 5.5rem 0;
    }

    h1 {
        font-size: 4.7rem;
    }

    h2 {
        font-size: 2.8rem;
    }

    .hero,
    .split-section,
    .contact-band {
        grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
    }

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

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

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

    .process-line {
        grid-template-columns: repeat(5, 1fr);
    }

    .process-step {
        display: grid;
        align-content: start;
        min-height: 10rem;
    }
}

@media (min-width: 1040px) {
    .site-header {
        padding: 0.9rem 2rem;
    }

    .nav-toggle {
        display: none;
    }

    .main-nav {
        position: static;
        display: flex;
        flex-direction: row;
        padding: 0;
        border: 0;
        background: transparent;
        box-shadow: none;
    }

    .header-actions {
        display: flex;
    }

    .nav-language-mobile {
        display: none;
    }

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

@media (max-width: 520px) {
    h1 {
        font-size: 2.35rem;
    }

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

    .inline-head {
        display: grid;
    }
}