:root {
    --ink: #0c1524;
    --ink-soft: #3d4a5c;
    --muted: #6b7789;
    --paper: #eef3f8;
    --paper-deep: #e2eaf3;
    --line: rgba(12, 21, 36, 0.1);
    --accent: #067a8a;
    --accent-bright: #0aa0b5;
    --glow: rgba(10, 160, 181, 0.28);
    --white: #ffffff;
    --header-h: 4.25rem;
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --font-display: "Sora", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-body: "Figtree", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--ink);
    background-color: var(--paper);
    background-image: linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
    background-repeat: no-repeat;
    background-attachment: scroll;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 92%;
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
}

/* Header — solid fallback; blur only when supported */
.site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 100;
    height: var(--header-h);
    background-color: rgba(238, 243, 248, 0.96);
    border-bottom: 1px solid transparent;
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
    .site-header {
        background-color: rgba(238, 243, 248, 0.82);
        -webkit-backdrop-filter: saturate(140%) blur(14px);
        backdrop-filter: saturate(140%) blur(14px);
    }
}

.site-header.is-scrolled {
    border-bottom-color: var(--line);
    background-color: rgba(238, 243, 248, 0.98);
}

.nav {
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.03em;
    color: var(--ink);
}

.nav-links {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    gap: 1.75rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink-soft);
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--ink);
}

.nav-cta {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    padding: 0.45rem 0.85rem;
    border: 1px solid rgba(6, 122, 138, 0.35);
    border-radius: 999px;
    white-space: nowrap;
}

.nav-cta:hover,
.nav-cta:focus {
    background: var(--accent);
    color: var(--white);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: -ms-grid;
    display: grid;
    -webkit-box-align: end;
    -ms-flex-align: end;
    align-items: end;
    padding: calc(var(--header-h) + 2rem) 0 4.5rem;
    overflow: hidden;
    background-color: var(--paper);
    background-image:
        radial-gradient(ellipse 60% 50% at 85% 20%, rgba(10, 160, 181, 0.16), transparent 70%),
        radial-gradient(ellipse 45% 40% at 10% 60%, rgba(6, 122, 138, 0.1), transparent 70%);
    background-repeat: no-repeat;
}

@supports (min-height: 100svh) {
    .hero {
        min-height: 100svh;
    }
}

/* Decorative layer — clipped, non-interactive, never covers content */
.hero-atmosphere {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.grid-plane {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    opacity: 0.45;
    background-image:
        linear-gradient(rgba(12, 21, 36, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(12, 21, 36, 0.05) 1px, transparent 1px);
    background-size: 56px 56px;
    background-position: center top;
}

.orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.orb-a {
    width: 320px;
    height: 320px;
    top: 10%;
    right: 6%;
    max-width: 48vw;
    max-height: 48vw;
    background: radial-gradient(circle, var(--glow) 0%, rgba(10, 160, 181, 0.08) 45%, transparent 70%);
}

.orb-b {
    width: 240px;
    height: 240px;
    top: 48%;
    left: 4%;
    max-width: 36vw;
    max-height: 36vw;
    background: radial-gradient(circle, rgba(6, 122, 138, 0.18) 0%, rgba(6, 122, 138, 0.06) 45%, transparent 70%);
}

.signal-map {
    position: absolute;
    width: 68%;
    max-width: 720px;
    top: 12%;
    right: 0;
    opacity: 0.7;
}

.hero-copy {
    position: relative;
    z-index: 2;
    max-width: 38rem;
}

.brand-mark {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2.4rem;
    letter-spacing: -0.05em;
    line-height: 1.05;
    color: var(--ink);
    margin-bottom: 1.25rem;
}

@supports (font-size: clamp(1rem, 2vw, 2rem)) {
    .brand-mark {
        font-size: clamp(2.4rem, 6vw, 4.25rem);
    }
}

.hero h1 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 500;
    letter-spacing: -0.03em;
    color: var(--ink-soft);
    margin-bottom: 1rem;
}

@supports (font-size: clamp(1rem, 2vw, 2rem)) {
    .hero h1 {
        font-size: clamp(1.35rem, 2.6vw, 1.85rem);
    }
}

.lede {
    font-size: 1.08rem;
    color: var(--muted);
    max-width: 34rem;
    margin-bottom: 2rem;
}

.hero-actions {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.btn {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.9rem 1.35rem;
    border-radius: 0.55rem;
    border: 1px solid transparent;
    line-height: 1.2;
}

.btn-primary {
    background: var(--ink);
    color: var(--white);
}

.btn-primary:hover,
.btn-primary:focus {
    background: #16233a;
}

.btn-ghost {
    border-color: var(--line);
    color: var(--ink);
    background: rgba(255, 255, 255, 0.7);
}

.btn-ghost:hover,
.btn-ghost:focus {
    border-color: rgba(6, 122, 138, 0.45);
    color: var(--accent);
}

/* Sections — opaque so decorations never show through */
.section {
    position: relative;
    z-index: 2;
    padding: 6.5rem 0;
}

.section-head {
    max-width: 36rem;
    margin-bottom: 3rem;
}

.eyebrow {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.85rem;
}

.section-head h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    letter-spacing: -0.04em;
    line-height: 1.15;
    margin-bottom: 0.9rem;
    color: var(--ink);
}

@supports (font-size: clamp(1rem, 2vw, 2rem)) {
    .section-head h2 {
        font-size: clamp(1.75rem, 3.5vw, 2.45rem);
    }
}

.section-lede {
    color: var(--muted);
    font-size: 1.05rem;
}

.capabilities {
    border-top: 1px solid var(--line);
    background-color: #f7fafc;
}

.capability-list {
    display: block;
}

.capability {
    display: -ms-grid;
    display: grid;
    -ms-grid-columns: 3.5rem 1fr;
    grid-template-columns: 3.5rem 1fr;
    gap: 1rem;
    padding: 1.6rem 0;
    border-top: 1px solid var(--line);
}

.capability:last-child {
    border-bottom: 1px solid var(--line);
}

.cap-index {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-bright);
    padding-top: 0.2rem;
}

.capability h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
    color: var(--ink);
}

.capability p {
    color: var(--muted);
    max-width: 40rem;
}

.approach {
    background-color: var(--paper);
}

.approach-grid {
    display: block;
}

.approach-panel {
    border-top: 1px solid var(--line);
    padding-top: 2rem;
}

.approach-panel blockquote {
    margin: 0;
}

.approach-panel blockquote p {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: -0.03em;
    line-height: 1.45;
    color: var(--ink);
    max-width: 40rem;
}

@supports (font-size: clamp(1rem, 2vw, 2rem)) {
    .approach-panel blockquote p {
        font-size: clamp(1.2rem, 2.4vw, 1.55rem);
    }
}

.stats {
    display: block;
    margin-top: 2.75rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line);
}

.stats > div {
    margin-bottom: 1.25rem;
}

.stats > div:last-child {
    margin-bottom: 0;
}

.stats dt {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.4rem;
}

.stats dd {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.contact {
    border-top: 1px solid var(--line);
    background-color: #f3f8fa;
}

.contact-inner {
    display: block;
}

.contact-email {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--accent);
    border-bottom: 2px solid rgba(6, 122, 138, 0.25);
    margin-top: 0.25rem;
    word-break: break-word;
}

@supports (font-size: clamp(1rem, 2vw, 2rem)) {
    .contact-email {
        font-size: clamp(1.6rem, 4vw, 2.6rem);
    }
}

.contact-email:hover,
.contact-email:focus {
    color: var(--ink);
    border-bottom-color: var(--ink);
}

.site-footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--line);
    padding: 1.75rem 0 2.25rem;
    background-color: var(--paper-deep);
}

.footer-row {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    gap: 0.75rem;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.footer-meta {
    font-size: 0.9rem;
    color: var(--muted);
}

/* Content is always visible — animation is optional enhancement only */
@media (min-width: 860px) {
    .capability-list {
        display: -ms-grid;
        display: grid;
        -ms-grid-columns: 1fr 3rem 1fr;
        grid-template-columns: 1fr 1fr;
        column-gap: 3rem;
    }

    .capability:nth-child(odd):last-child,
    .capability:nth-child(even) {
        border-bottom: 1px solid var(--line);
    }

    .approach-grid {
        display: -ms-grid;
        display: grid;
        -ms-grid-columns: 1fr 3rem 1.15fr;
        grid-template-columns: 1fr 1.15fr;
        -webkit-box-align: start;
        -ms-flex-align: start;
        align-items: start;
        gap: 3rem;
    }

    .approach-grid .section-head {
        margin-bottom: 0;
    }

    .stats {
        display: -ms-grid;
        display: grid;
        -ms-grid-columns: 1fr 1.5rem 1fr 1.5rem 1fr;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1.5rem;
    }

    .stats > div {
        margin-bottom: 0;
    }
}

@media (max-width: 720px) {
    .nav-links {
        display: none;
    }

    .hero {
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        padding-bottom: 3.5rem;
    }

    .signal-map {
        width: 95%;
        right: -18%;
        top: 6%;
        opacity: 0.4;
    }

    .orb-a,
    .orb-b {
        opacity: 0.7;
    }

    .section {
        padding: 4.5rem 0;
    }
}

/* Optional motion — never required for readability */
@media (prefers-reduced-motion: no-preference) {
    .orb-a {
        -webkit-animation: float 12s var(--ease-out) infinite;
        animation: float 12s var(--ease-out) infinite;
    }

    .orb-b {
        -webkit-animation: float 12s var(--ease-out) infinite;
        animation: float 12s var(--ease-out) infinite;
        -webkit-animation-delay: -4s;
        animation-delay: -4s;
    }
}

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

    .orb-a,
    .orb-b {
        -webkit-animation: none;
        animation: none;
    }
}

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

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