:root {
    --nf-bg-dark: #0B1120;
    --nf-bg-dark-soft: #111827;
    --nf-bg-light: #F8FAFC;
    --nf-text: #0F172A;
    --nf-text-light: #CBD5E1;
    --nf-accent: #22D3EE;
    --nf-accent-2: #3B82F6;
    --nf-surface: #FFFFFF;
    --nf-border: #E2E8F0;
    --nf-radius: 14px;
    --nf-shadow: 0 12px 34px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Manrope', 'Plus Jakarta Sans', 'Inter', sans-serif;
    color: var(--nf-text);
    background: var(--nf-bg-light);
}

a {
    color: var(--nf-accent-2);
    text-decoration: none;
}

a:hover,
a:focus-visible {
    text-decoration: underline;
}

.container {
    width: min(1240px, 92vw);
    margin-inline: auto;
}

.section-space {
    padding: clamp(3rem, 7vw, 6rem) 0;
}

.skip-link {
    position: absolute;
    left: -9999px;
}

.skip-link:focus {
    left: 1rem;
    top: 1rem;
    background: #fff;
    padding: 0.5rem 0.75rem;
    z-index: 1000;
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    clip: auto !important;
    clip-path: none;
    display: block;
    height: auto;
    left: 1rem;
    top: 1rem;
    width: auto;
    z-index: 100000;
    background: #fff;
    color: #0f172a;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
}

.site-header {
    background: linear-gradient(135deg, #0b1120, #111827 70%);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nf-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    gap: 1rem;
}

.nf-brand-text {
    color: #fff;
    font-weight: 800;
    letter-spacing: 0.02em;
    font-size: 30px;
    text-decoration: none;
}

.nf-brand-text:hover {
    text-decoration: none;
}

.main-navigation .menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.2rem;
}

.main-navigation a {
    color: #dbeafe;
    font-weight: 600;
}
.main-navigation-a-selected {
    color: #ffffff !important;
}

.nf-mobile-toggle {
    display: none;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 10px;
    padding: 0.4rem 0.7rem;
}

.nf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.3rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    background: linear-gradient(130deg, var(--nf-accent), var(--nf-accent-2));
    color: #001018;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.nf-btn-center {
    display: flex;
    justify-content: center;
}
.nf-btn-margin-top {
    margin-top: 1.8rem;
}

.nf-btn:hover,
.nf-btn:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(34, 211, 238, 0.35);
    text-decoration: none;
}

.nf-btn-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.35);
    color: #fff;
}

.nf-btn-sm {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
}

.nf-hero,
.nf-page-hero {
    background:
        radial-gradient(circle at 82% 12%, rgba(34, 211, 238, 0.2), transparent 34%),
        radial-gradient(circle at 18% 4%, rgba(59, 130, 246, 0.17), transparent 38%),
        linear-gradient(150deg, #0b1120 0%, #111827 62%, #0f172a 100%);
    color: #f8fafc;
}

.nf-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 2.6rem;
    align-items: center;
}

.nf-kicker {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.97rem;
    color: var(--nf-accent);
    margin-bottom: 0.9rem;
    font-weight: 700;
}

h1,
h2,
h3 {
    font-family: 'Plus Jakarta Sans', 'Manrope', sans-serif;
    margin-top: 0;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.55rem);
    margin-bottom: 1rem;
}

h2 {
    font-size: clamp(1.45rem, 3.2vw, 2.35rem);
    margin-bottom: 0.9rem;
}

.nf-hero p {
    color: var(--nf-text-light);
    font-size: 1.12rem;
    max-width: 60ch;
}

.nf-hero-actions {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-top: 1.8rem;
}

.nf-hero-visual {
    background: rgba(11, 17, 32, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 20px;
    padding: 1.2rem;
    position: relative;
    overflow: hidden;
    min-height: 340px;
}

.nf-hero-visual svg {
    width: 100%;
    height: auto;
    position: relative;
    z-index: 2;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(4px);
    animation: float 7s ease-in-out infinite;
}

.orb-1 {
    width: 130px;
    height: 130px;
    background: rgba(34, 211, 238, 0.2);
    top: -22px;
    right: -24px;
}

.orb-2 {
    width: 96px;
    height: 96px;
    background: rgba(59, 130, 246, 0.24);
    left: -30px;
    bottom: 24px;
    animation-delay: 1.4s;
}

.orb-3 {
    width: 52px;
    height: 52px;
    background: rgba(255, 255, 255, 0.15);
    right: 60px;
    bottom: 34px;
    animation-delay: 2.6s;
}

.nf-dark-band {
    background: linear-gradient(160deg, #0b1120, #111827);
    color: #e2e8f0;
}

.nf-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.nf-trust-grid div {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--nf-radius);
    padding: 1rem;
}

.nf-trust-grid strong {
    display: block;
    font-size: 1.35rem;
    color: #fff;
}

.nf-card-grid,
.nf-service-detail-grid,
.nf-testimonials,
.nf-about-grid,
.nf-contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
}

.nf-card,
.nf-content-card,
.nf-detail-card {
    background: var(--nf-surface);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-radius);
    padding: 1.25rem;
    box-shadow: var(--nf-shadow);
    transition: transform 0.24s ease, border-color 0.24s ease;
}

.nf-card:hover,
.nf-content-card:hover,
.nf-detail-card:hover {
    transform: translateY(-4px);
    border-color: #cbd5e1;
}

.nf-text-link {
    font-weight: 700;
}

.nf-timeline {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    list-style: none;
    padding: 0;
}

.nf-timeline li {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--nf-radius);
    padding: 1.1rem;
}

.nf-timeline span {
    color: var(--nf-accent);
    font-weight: 800;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.nf-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.nf-tech-stack span {
    padding: 0.6rem 0.9rem;
    border-radius: 999px;
    border: 1px solid #bfdbfe;
    background: #eef6ff;
    font-weight: 700;
    color: #0f172a;
}

.nf-testimonials blockquote {
    margin: 0;
    background: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--nf-accent);
    border-radius: var(--nf-radius);
    padding: 1.1rem;
}

.nf-cta {
    background: linear-gradient(150deg, #111827, #0b1120);
    color: #e2e8f0;
}

.nf-cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 22px;
    padding: clamp(1.1rem, 2.8vw, 2.4rem);
}

.nf-case-study {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.nf-mini-meta {
    list-style: none;
    padding: 0;
    margin: 0.6rem 0;
    color: #334155;
}

.nf-form label {
    display: block;
    margin-bottom: 0.9rem;
    font-weight: 600;
}

.nf-form input,
.nf-form select,
.nf-form textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 0.72rem;
    font: inherit;
    margin-top: 0.35rem;
}

.comment-list {
    padding-left: 1.2rem;
}

.comments-area {
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 1rem;
    background: #fff;
}

.nf-alert {
    border-radius: 10px;
    padding: 0.75rem;
}

.nf-alert.success {
    background: #dcfce7;
    border: 1px solid #86efac;
}

.nf-alert.error {
    background: #fee2e2;
    border: 1px solid #fca5a5;
}

.site-footer {
    background: #020617;
    color: #cbd5e1;
    padding-top: 3rem;
}

.nf-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
}

.nf-footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nf-footer-bottom {
    margin-top: 1.5rem;
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding: 0.8rem 0;
}

.reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@media (max-width: 992px) {
    .nf-trust-grid,
    .nf-timeline {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    .nf-hero-actions {
        display: flex;
        justify-content: center;
    }
    .nf-hero-visual {
        display: none;
    }

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

    .nf-card-grid,
    .nf-service-detail-grid,
    .nf-testimonials,
    .nf-about-grid,
    .nf-contact-grid,
    .nf-case-study {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .main-navigation {
        display: none;
        width: 100%;
    }

    .main-navigation.is-open {
        display: block;
        width: 20%;
    }

    .main-navigation .menu {
        flex-direction: column;
        padding: 0.8rem 0;
    }

    .nf-mobile-toggle {
        display: inline-flex;
    }

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

    .nf-header-inner > .nf-btn-sm {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }

    html {
        scroll-behavior: auto;
    }
}