:root {
    color-scheme: dark;
    --bg: #07111f;
    --bg-elevated: #0c1b2f;
    --bg-card: rgba(15, 27, 47, 0.82);
    --surface: #10213a;
    --surface-soft: rgba(16, 33, 58, 0.65);
    --text: #f4f7fb;
    --muted: #afbdd1;
    --border: rgba(184, 201, 223, 0.16);
    --accent: #ff8a3d;
    --accent-2: #3fd0c9;
    --accent-3: #7cc3ff;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --content-width: 1180px;
    --header-height: 84px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(255, 138, 61, 0.18), transparent 28%),
        radial-gradient(circle at 80% 20%, rgba(63, 208, 201, 0.16), transparent 32%),
        linear-gradient(180deg, #07111f 0%, #081422 48%, #050a13 100%);
    color: var(--text);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    line-height: 1.6;
}

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

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 1000;
    padding: 10px 14px;
    border-radius: 999px;
    background: #ffffff;
    color: #07111f;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 12px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(18px);
    background: rgba(7, 17, 31, 0.78);
}

.header-inner,
.section,
.site-footer {
    width: min(var(--content-width), calc(100% - 32px));
    margin: 0 auto;
}

.header-inner {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent), #ffb36e);
    color: #111827;
    font-weight: 800;
    letter-spacing: 0.08em;
    box-shadow: 0 16px 36px rgba(255, 138, 61, 0.26);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-text strong {
    font-size: 1rem;
}

.brand-text small {
    color: var(--muted);
    font-size: 0.86rem;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
}

.site-nav a {
    position: relative;
    color: var(--muted);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: color 0.2s ease;
}

.site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

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

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

.site-nav a.is-current::after {
    transform: scaleX(1);
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    border-radius: 999px;
    padding: 10px 14px;
    font: inherit;
}

.menu-lines {
    width: 18px;
    height: 12px;
    position: relative;
    display: inline-block;
}

.menu-lines::before,
.menu-lines::after,
.menu-lines {
    background: transparent;
}

.menu-lines::before,
.menu-lines::after {
    content: "";
    position: absolute;
    left: 0;
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
}

.menu-lines::before {
    top: 0;
    box-shadow: 0 5px 0 currentColor;
}

.menu-lines::after {
    bottom: 0;
}

.section {
    padding: 56px 0;
}

.section-alt {
    margin-top: 10px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.hero {
    min-height: calc(100vh - var(--header-height));
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 32px;
    padding-top: 28px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.78rem;
    font-weight: 800;
}

.hero h1,
.section-heading h2,
.contact-card h2 {
    margin: 0;
    line-height: 1.04;
    letter-spacing: -0.03em;
    font-family: Georgia, "Times New Roman", serif;
}

.hero h1 {
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    max-width: 11ch;
}

.lead,
.section-heading p,
.info-block p,
.project-card p,
.timeline-item p,
.contact-card p {
    color: var(--muted);
    font-size: 1.03rem;
}

.lead {
    max-width: 65ch;
    margin: 22px 0 28px;
}

.hero-actions,
.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #ffb36e);
    color: #151515;
}

.btn-secondary {
    border-color: var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    padding: 0;
    margin: 34px 0 0;
    list-style: none;
}

.hero-metrics li,
.panel-card,
.feature-card,
.info-block,
.data-card,
.timeline-item,
.project-card,
.roadmap-grid article,
.contact-card {
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03));
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}

.hero-metrics li {
    border-radius: var(--radius-md);
    padding: 16px 14px;
    text-align: center;
}

.hero-metrics strong {
    display: block;
    font-size: 1.45rem;
    line-height: 1;
    color: var(--accent);
}

.hero-metrics span {
    display: block;
    margin-top: 6px;
    color: var(--muted);
    font-size: 0.9rem;
}

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

.panel-card {
    border-radius: var(--radius-lg);
    padding: 22px;
}

.panel-card-main h2 {
    margin: 8px 0 10px;
    font-size: 1.65rem;
    font-family: Georgia, "Times New Roman", serif;
    line-height: 1.1;
}

.panel-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.75rem;
    font-weight: 800;
}

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

.section-heading {
    max-width: 760px;
    margin-bottom: 28px;
}

.section-heading h2 {
    font-size: clamp(1.9rem, 3.2vw, 3.1rem);
}

.feature-grid,
.project-grid,
.roadmap-grid {
    display: grid;
    gap: 18px;
}

.feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.data-card,
.info-block,
.project-card,
.timeline-item,
.roadmap-grid article,
.contact-card {
    border-radius: var(--radius-lg);
    padding: 24px;
}

.feature-icon {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(255, 138, 61, 0.22), rgba(63, 208, 201, 0.2));
    color: var(--text);
    font-weight: 800;
    margin-bottom: 16px;
}

.feature-card h3,
.info-block h3,
.data-card h3,
.timeline-item h3,
.project-card h3,
.roadmap-grid h3 {
    margin: 0 0 10px;
    font-size: 1.2rem;
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    gap: 18px;
}

.stack {
    display: grid;
    gap: 18px;
}

.check-list {
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
}

.check-list li + li {
    margin-top: 10px;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.timeline-date,
.project-tag {
    display: inline-flex;
    width: fit-content;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 138, 61, 0.12);
    color: #ffd4b9;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card ul {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    margin: 18px 0 0;
    list-style: none;
}

.project-card li {
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    font-size: 0.9rem;
}

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

.roadmap-grid span {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(124, 195, 255, 0.2), rgba(63, 208, 201, 0.18));
    color: var(--text);
    font-weight: 800;
    margin-bottom: 14px;
}

.contact-section {
    padding-bottom: 86px;
}

.contact-card {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 18px;
}

.premium-contact {
    display: grid;
    grid-template-columns: 1fr 0.75fr;
    gap: 18px;
}

.premium-contact-panel {
    display: grid;
    gap: 16px;
    padding: 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: linear-gradient(135deg, rgba(255, 138, 61, 0.14), rgba(63, 208, 201, 0.08));
    box-shadow: var(--shadow);
}

.premium-contact-panel h3 {
    margin: 0;
    font-size: 1.4rem;
    font-family: Georgia, "Times New Roman", serif;
}

.contact-quick-actions {
    display: grid;
    gap: 12px;
}

.contact-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.contact-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text);
    font-size: 0.92rem;
}

.page-header {
    padding: 42px 0 18px;
}

.page-header h1 {
    margin: 0;
    font-size: clamp(2.4rem, 5vw, 4.4rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
    font-family: Georgia, "Times New Roman", serif;
}

.page-header p {
    max-width: 72ch;
    margin: 16px 0 0;
    color: var(--muted);
    font-size: 1.03rem;
}

.page-grid {
    display: grid;
    gap: 18px;
}

.project-feature {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 18px;
    align-items: start;
}

.feature-matrix {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.meta-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.meta-list li {
    padding: 7px 11px;
    border-radius: 999px;
    background: rgba(124, 195, 255, 0.12);
    color: var(--text);
    border: 1px solid rgba(124, 195, 255, 0.18);
    font-size: 0.9rem;
}

.project-case {
    display: grid;
    gap: 16px;
}

.project-case .info-block,
.project-case .data-card {
    min-height: 100%;
}

.page-section-title {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 18px;
    margin-bottom: 18px;
}

.page-section-title h2 {
    margin: 0;
    font-size: clamp(1.7rem, 2.8vw, 2.6rem);
    line-height: 1.08;
    font-family: Georgia, "Times New Roman", serif;
}

.page-section-title p {
    max-width: 60ch;
    margin: 0;
    color: var(--muted);
}

.flow-cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.flow-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
    box-shadow: var(--shadow);
}

.flow-card strong {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--accent);
}

.contact-page-grid {
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    gap: 18px;
}

.contact-links {
    display: grid;
    gap: 12px;
}

.contact-links a {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
}

.contact-links a span {
    color: var(--muted);
    font-size: 0.9rem;
}

.list-tight {
    display: grid;
    gap: 10px;
    padding-left: 20px;
    margin: 0;
    color: var(--muted);
}

.summary-band {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

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

.summary-band article {
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
    box-shadow: var(--shadow);
}

.summary-band h3 {
    margin: 0 0 8px;
    font-size: 1.08rem;
}

.summary-band p {
    margin: 0;
    color: var(--muted);
}

.interest-layout {
    display: grid;
    gap: 18px;
}

.interest-hero {
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    gap: 18px;
    align-items: stretch;
}

.interest-panel {
    display: grid;
    gap: 16px;
    padding: 26px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: linear-gradient(135deg, rgba(255, 138, 61, 0.14), rgba(124, 195, 255, 0.08));
    box-shadow: var(--shadow);
}

.interest-panel h2,
.interest-panel h3 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
}

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

.interest-photo {
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    box-shadow: var(--shadow);
}

.interest-photo img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.interest-photo figcaption {
    padding: 12px 14px 14px;
    color: var(--muted);
    font-size: 0.92rem;
}

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

.video-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    box-shadow: var(--shadow);
}

.video-card iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
}

.video-card p {
    margin: 0;
    padding: 12px 14px 14px;
    color: var(--muted);
}

.interest-quote {
    padding: 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
    box-shadow: var(--shadow);
}

.interest-quote p {
    margin: 0;
    color: var(--muted);
}

.site-footer {
    padding: 0 0 30px;
    color: var(--muted);
    text-align: center;
    font-size: 0.95rem;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1080px) {
    .hero,
    .split-layout,
    .contact-card,
    .premium-contact,
    .project-feature,
    .contact-page-grid {
        grid-template-columns: 1fr;
    }

    .feature-grid,
    .project-grid,
    .timeline,
    .roadmap-grid,
    .feature-matrix,
    .flow-cards,
    .summary-band,
    .summary-band-wide,
    .interest-hero,
    .interest-gallery,
    .video-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

@media (max-width: 760px) {
    .menu-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: calc(var(--header-height) - 10px);
        right: 16px;
        left: 16px;
        display: grid;
        gap: 10px;
        padding: 16px;
        border: 1px solid var(--border);
        border-radius: 22px;
        background: rgba(7, 17, 31, 0.96);
        box-shadow: var(--shadow);
        transform-origin: top right;
        transform: scale(0.96);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.18s ease, transform 0.18s ease;
    }

    .site-nav.is-open {
        opacity: 1;
        transform: scale(1);
        pointer-events: auto;
    }

    .header-inner {
        position: relative;
    }

    .feature-grid,
    .project-grid,
    .timeline,
    .roadmap-grid,
    .hero-metrics,
    .panel-grid,
    .feature-matrix,
    .flow-cards,
    .summary-band,
    .summary-band-wide,
    .interest-hero,
    .interest-gallery,
    .video-row {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 40px;
    }

    .hero h1 {
        max-width: none;
    }

    .section {
        padding: 44px 0;
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}