:root {
    --brand: #f78f1e;
    --brand-deep: #d96f12;
    --brand-light: #ffc87a;
    --accent: #009ada;
    --accent-light: #4db8e8;
    --bg: #000000;
    --surface: #0d0d0d;
    --surface-raised: #141414;
    --border: #262626;
    --text: #f0f0f0;
    --muted: #8b9298;
    --max-width: 72rem;
    --header-height: 5rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
    color: var(--accent-light);
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.container {
    width: min(100% - 2rem, var(--max-width));
    margin-inline: auto;
}


.site-notice {
    padding-block: 0.375rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--muted);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.site-notice p {
    margin: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    min-height: var(--header-height);
    background: rgba(0, 0, 0, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

.site-header__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--header-height);
    padding-block: 0.75rem;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo:hover {
    opacity: 0.92;
}

.logo__img {
    display: block;
    width: 200px;
    height: 50px;
    max-width: none;
    object-fit: contain;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
}

.site-nav a {
    color: var(--muted);
    font-size: 0.9375rem;
}

.site-nav a:hover {
    color: var(--text);
}


.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn--primary {
    color: #fff;
    background: var(--brand);
    border-color: var(--brand);
}

.btn--primary:hover {
    color: #fff;
    background: var(--brand-deep);
    border-color: var(--brand-deep);
}

.btn--ghost {
    color: var(--text);
    background: transparent;
    border-color: var(--border);
}

.btn--ghost:hover {
    color: var(--text);
    border-color: var(--muted);
    background: var(--surface);
}


.hero {
    position: relative;
    padding-block: clamp(3rem, 8vw, 6rem);
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% -20%, rgba(247, 143, 30, 0.18), transparent),
        radial-gradient(ellipse 50% 40% at 100% 50%, rgba(0, 154, 218, 0.1), transparent);
    pointer-events: none;
}

.hero__watermark {
    position: absolute;
    right: 12%;
    top: 50%;
    transform: translateY(-50%);
    width: min(18rem, 40vw);
    height: auto;
    opacity: 0.06;
    pointer-events: none;
}

.hero__content {
    position: relative;
    max-width: 42rem;
}

.hero__badge {
    display: inline-block;
    margin: 0 0 0.75rem;
    padding: 0.375rem 0.75rem;
    border: 1px solid rgba(247, 143, 30, 0.5);
    border-radius: 999px;
    background: rgba(247, 143, 30, 0.12);
    color: var(--brand-light);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0 0 1.25rem;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.hero__highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    margin: 0 0 1.25rem;
    padding: 0;
    list-style: none;
}

.hero__highlights li {
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
}

.hero__highlights li:nth-child(odd) {
    border-color: rgba(247, 143, 30, 0.35);
}

.hero__highlights li:nth-child(even) {
    border-color: rgba(0, 154, 218, 0.35);
}

.hero__sub {
    margin: 0 0 2rem;
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--muted);
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1rem 1.25rem;
}

.link-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.link-group__label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
}

.repo-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.repo-links--center {
    justify-content: center;
}


.section {
    padding-block: clamp(3rem, 6vw, 5rem);
}

.section--border {
    border-top: 1px solid var(--border);
}

.section__title {
    margin: 0 0 0.5rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section__lead {
    margin: 0 0 2rem;
    max-width: 36rem;
    color: var(--muted);
}


.about p {
    margin: 0 0 1rem;
    max-width: 42rem;
    color: var(--muted);
}

.about p:last-child {
    margin-bottom: 0;
}


.pillars {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.privacy-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(11.5rem, 1fr));
    gap: 0.625rem;
}

.pillar {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text);
    white-space: nowrap;
}

.pillar__dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.pillar:nth-child(odd) .pillar__dot {
    background: var(--brand);
}

.pillar:nth-child(even) .pillar__dot {
    background: var(--accent);
}


.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

@media (max-width: 48rem) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.feature-card--lead {
    border-color: rgba(247, 143, 30, 0.4);
    background: linear-gradient(135deg, rgba(247, 143, 30, 0.08), rgba(0, 154, 218, 0.05), var(--surface));
}

.feature-card__icon {
    width: 2rem;
    height: 2rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.feature-card--lead .feature-card__icon {
    color: var(--brand);
}

.feature-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.feature-card__lead {
    margin: 0 0 1rem;
    font-size: 0.9375rem;
    color: var(--muted);
}

.feature-card ul {
    margin: 0;
    padding-left: 1.125rem;
    font-size: 0.9375rem;
    color: var(--muted);
}

.feature-card li + li {
    margin-top: 0.375rem;
}


.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: step;
}

@media (max-width: 48rem) {
    .steps {
        grid-template-columns: 1fr;
    }
}

.step {
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.step::before {
    counter-increment: step;
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: var(--brand);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 700;
}

.step h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
}

.step p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--muted);
}


.roadmap {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

@media (max-width: 48rem) {
    .roadmap {
        grid-template-columns: 1fr;
    }
}

.roadmap__item {
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.roadmap__item h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--brand);
}

.roadmap__item p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--muted);
}


.gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

@media (max-width: 40rem) {
    .gallery {
        grid-template-columns: 1fr;
    }
}

.gallery__item {
    margin: 0;
}

.gallery__link {
    display: block;
    color: inherit;
    cursor: zoom-in;
}

.gallery__link:hover {
    color: inherit;
}

.gallery__link:hover .gallery__frame {
    border-color: var(--accent);
}

.gallery__frame {
    aspect-ratio: 16 / 10;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface-raised);
    overflow: hidden;
}

.gallery__frame img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.gallery__caption {
    margin-top: 0.625rem;
    font-size: 0.875rem;
    color: var(--muted);
    text-align: center;
}

body:has(.lightbox:target) {
    overflow: hidden;
}

.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.lightbox:target {
    display: flex;
}

.lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
}

.lightbox__img {
    position: relative;
    z-index: 1;
    max-width: min(95vw, 75rem);
    max-height: 90vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.lightbox__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.75rem;
    line-height: 1;
    color: var(--text);
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.lightbox__close:hover {
    color: var(--text);
    border-color: var(--accent);
}


.cta-block {
    text-align: center;
    padding: 2.5rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.cta-block h2 {
    margin: 0 0 0.5rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-block p {
    margin: 0 0 1.5rem;
    color: var(--muted);
}

.cta-block .repo-links {
    margin-bottom: 1rem;
}

.cta-block__note {
    margin-top: 1rem;
    margin-bottom: 0;
    font-size: 0.875rem;
}


.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    max-width: 36rem;
}

@media (max-width: 32rem) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-card {
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
}

.contact-card h3 {
    margin: 0 0 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
}

.contact-card a {
    font-size: 1rem;
    font-weight: 500;
    word-break: break-all;
}

.contact__note {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--muted);
}


.site-footer {
    padding-block: 2rem 2.5rem;
    border-top: 1px solid var(--border);
}

.site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
}

.site-footer__nav a {
    font-size: 0.875rem;
    color: var(--muted);
}

.site-footer__nav a:hover {
    color: var(--text);
}

.site-footer__copy {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--muted);
}

.site-footer__disclaimer {
    width: 100%;
    margin: 1rem 0 0;
    font-size: 0.75rem;
    color: var(--muted);
    opacity: 0.8;
}

.site-footer__repo {
    width: 100%;
    margin: 0.75rem 0 0;
    font-size: 0.8125rem;
    line-height: 1.5;
    word-break: break-all;
}

.site-footer__links {
    width: 100%;
    margin-top: 0.75rem;
}

.site-footer__links-row {
    margin: 0 0 0.375rem;
    font-size: 0.8125rem;
    line-height: 1.6;
    word-break: break-all;
}

.site-footer__links-row:last-child {
    margin-bottom: 0;
}

.site-footer__links-label {
    display: inline-block;
    min-width: 5.5rem;
    margin-right: 0.5rem;
    font-weight: 600;
    color: var(--muted);
}

.site-footer__links a,
.site-footer__repo a {
    color: var(--muted);
}

.site-footer__links a:hover,
.site-footer__repo a:hover {
    color: var(--accent-light);
}

.site-footer__repo-sep {
    margin-inline: 0.375rem;
    color: var(--muted);
    opacity: 0.6;
}