:root {
    --color-bg: #f6f8fb;
    --color-surface: #ffffff;
    --color-surface-soft: #eef4fb;
    --color-ink: #112236;
    --color-muted: #5b6b7b;
    --color-primary: #0b3d66;
    --color-primary-strong: #082f4f;
    --color-accent: #16a3a8;
    --color-gold: #c49a3a;
    --color-line: #dbe5ef;
    --color-success: #0f766e;
    --shadow-soft: 0 20px 60px rgba(8, 47, 79, 0.12);
    --shadow-card: 0 16px 45px rgba(8, 47, 79, 0.08);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --container: 1180px;
    --header-height: 78px;
    --font-display: "Space Grotesk", Inter, system-ui, sans-serif;
    --font-body: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-ink);
    background:
        radial-gradient(circle at top left, rgba(22, 163, 168, 0.16), transparent 32rem),
        radial-gradient(circle at 80% 0, rgba(196, 154, 58, 0.12), transparent 30rem),
        var(--color-bg);
    line-height: 1.6;
}

body.nav-open {
    overflow: hidden;
}

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

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

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

button,
a,
input,
textarea,
select {
    font: inherit;
}

button,
.cta,
.nav-link,
.card-link,
.filter-chip {
    cursor: pointer;
}

:focus-visible {
    outline: 3px solid rgba(22, 163, 168, 0.62);
    outline-offset: 4px;
}

.container {
    width: min(100% - 32px, var(--container));
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1000;
    padding: 10px 14px;
    background: var(--color-primary);
    color: white;
    border-radius: 999px;
    transform: translateY(-160%);
    transition: transform 180ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(18px);
    background: rgba(246, 248, 251, 0.82);
    border-bottom: 1px solid rgba(219, 229, 239, 0.7);
}

.nav-shell {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: fit-content;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border-radius: 16px;
    color: white;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 14px 30px rgba(11, 61, 102, 0.18);
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: -0.04em;
}

.brand-copy {
    display: grid;
    gap: 1px;
}

.brand-copy strong {
    font-family: var(--font-display);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.brand-copy span {
    color: var(--color-muted);
    font-size: 0.82rem;
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px;
    border: 1px solid rgba(219, 229, 239, 0.85);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
}

.nav-link {
    padding: 10px 13px;
    border-radius: 999px;
    color: #364a5e;
    font-weight: 700;
    font-size: 0.9rem;
    transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: var(--color-surface-soft);
}

.nav-link:hover {
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    border: 1px solid var(--color-line);
    border-radius: 15px;
    background: white;
}

.menu-toggle span:not(.sr-only) {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    border-radius: 999px;
    background: var(--color-primary);
}

.hero,
.page-hero {
    padding: 86px 0 64px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    gap: 42px;
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    margin: 0 0 22px;
    border: 1px solid rgba(22, 163, 168, 0.28);
    border-radius: 999px;
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.76);
    font-weight: 800;
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 6px rgba(22, 163, 168, 0.12);
}

h1,
h2,
h3 {
    margin: 0;
    font-family: var(--font-display);
    letter-spacing: -0.055em;
    line-height: 1.05;
}

h1 {
    max-width: 980px;
    font-size: clamp(3rem, 7vw, 6.35rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.35rem);
}

h3 {
    font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.lead {
    max-width: 780px;
    margin: 24px 0 0;
    color: var(--color-muted);
    font-size: clamp(1.06rem, 1.6vw, 1.28rem);
}

.hero-actions,
.section-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 13px 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 800;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.cta.primary {
    color: white;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 14px 35px rgba(11, 61, 102, 0.22);
}

.cta.secondary {
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.78);
    border-color: var(--color-line);
}

.cta:hover {
    color: inherit;
    transform: translateY(-2px);
    box-shadow: 0 18px 42px rgba(11, 61, 102, 0.16);
}

.hero-card {
    position: relative;
    padding: 28px;
    border: 1px solid rgba(219, 229, 239, 0.9);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(145deg, rgba(255,255,255,0.86), rgba(238,244,251,0.78)),
        rgba(255,255,255,0.82);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.hero-card::after {
    content: "";
    position: absolute;
    inset: auto -60px -90px auto;
    width: 220px;
    height: 220px;
    border-radius: 999px;
    background: rgba(22, 163, 168, 0.16);
}

.profile-orb {
    display: grid;
    place-items: center;
    width: 136px;
    height: 136px;
    border-radius: 42px;
    margin-bottom: 26px;
    color: white;
    background: linear-gradient(135deg, var(--color-primary), #0f766e 58%, var(--color-gold));
    box-shadow: 0 20px 60px rgba(8, 47, 79, 0.28);
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
}

.profile-media {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 14px;
    margin: 0 0 26px;
}

.profile-media::before {
    content: "";
    position: absolute;
    left: 18px;
    top: 18px;
    width: 194px;
    height: 254px;
    border-radius: 34px;
    background: linear-gradient(135deg, rgba(22, 163, 168, 0.2), rgba(196, 154, 58, 0.2));
    z-index: -1;
}

.profile-photo {
    width: 194px;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
    border: 5px solid rgba(255, 255, 255, 0.92);
    border-radius: 34px;
    box-shadow: 0 24px 62px rgba(8, 47, 79, 0.22);
    background: var(--color-surface-soft);
}

.profile-caption {
    display: grid;
    gap: 2px;
}

.profile-caption strong,
.about-photo-card strong,
.compact-profile strong {
    font-family: var(--font-display);
    font-size: 1.08rem;
    letter-spacing: -0.03em;
}

.profile-caption span,
.about-photo-card span,
.compact-profile span {
    color: var(--color-muted);
    font-size: 0.92rem;
}

.about-intro-stack {
    display: grid;
    gap: 24px;
}

.about-photo-card {
    display: grid;
    grid-template-columns: 132px 1fr;
    gap: 20px;
    align-items: center;
    margin: 0;
    padding: 18px;
    border: 1px solid rgba(219, 229, 239, 0.9);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.78);
    box-shadow: var(--shadow-card);
}

.about-portrait {
    width: 132px;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
    border-radius: 24px;
    border: 4px solid rgba(255, 255, 255, 0.92);
    box-shadow: 0 16px 36px rgba(8, 47, 79, 0.16);
}

.about-photo-card figcaption {
    display: grid;
    gap: 6px;
}

.compact-profile {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 82px 1fr;
    gap: 16px;
    align-items: center;
    margin: 0 0 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(219, 229, 239, 0.85);
}

.compact-profile img {
    width: 82px;
    aspect-ratio: 1;
    object-fit: cover;
    object-position: center top;
    border-radius: 24px;
    border: 3px solid rgba(255, 255, 255, 0.92);
    box-shadow: 0 14px 32px rgba(8, 47, 79, 0.16);
}

.compact-profile figcaption {
    display: grid;
    gap: 2px;
}

.signal-list {
    display: grid;
    gap: 14px;
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.signal-list li {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 12px;
    align-items: start;
    padding: 14px;
    border-radius: 18px;
    background: rgba(255,255,255,0.7);
    border: 1px solid rgba(219,229,239,0.72);
}

.icon {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 12px;
    background: rgba(22, 163, 168, 0.1);
    color: var(--color-primary);
}

.icon svg {
    width: 20px;
    height: 20px;
}

.section {
    padding: 70px 0;
}

.section-alt {
    background: rgba(255, 255, 255, 0.52);
    border-block: 1px solid rgba(219,229,239,0.68);
}

.section-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 30px;
}

.section-header p {
    max-width: 620px;
    margin: 0;
    color: var(--color-muted);
}

.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

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

.card {
    position: relative;
    padding: 26px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(219, 229, 239, 0.9);
    background: rgba(255,255,255,0.78);
    box-shadow: var(--shadow-card);
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(8, 47, 79, 0.12);
    border-color: rgba(22, 163, 168, 0.42);
}

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

.metric-pill {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 7px 11px;
    margin-bottom: 18px;
    border-radius: 999px;
    color: var(--color-primary);
    background: rgba(22, 163, 168, 0.1);
    font-weight: 800;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.framework {
    display: grid;
    grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
    gap: 24px;
}

.framework-panel {
    padding: 30px;
    border-radius: var(--radius-lg);
    color: white;
    background: linear-gradient(145deg, var(--color-primary-strong), #0f766e);
    box-shadow: var(--shadow-soft);
}

.framework-panel p {
    color: rgba(255, 255, 255, 0.8);
}

.framework-steps {
    counter-reset: step;
    display: grid;
    gap: 14px;
}

.framework-step {
    counter-increment: step;
    display: grid;
    grid-template-columns: 54px 1fr;
    gap: 16px;
    align-items: start;
    padding: 18px;
    border-radius: 20px;
    background: white;
    border: 1px solid var(--color-line);
    box-shadow: 0 10px 30px rgba(8, 47, 79, 0.06);
}

.framework-step::before {
    content: counter(step, decimal-leading-zero);
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 18px;
    color: var(--color-primary);
    background: var(--color-surface-soft);
    font-family: var(--font-display);
    font-weight: 800;
}

.two-column {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 34px;
    align-items: start;
}

.sticky-note {
    position: sticky;
    top: calc(var(--header-height) + 28px);
    padding: 28px;
    border-radius: var(--radius-lg);
    color: white;
    background: linear-gradient(145deg, var(--color-primary), #0f766e);
    box-shadow: var(--shadow-soft);
}

.sticky-note p {
    color: rgba(255,255,255,0.8);
}

.timeline {
    position: relative;
    display: grid;
    gap: 18px;
}

.timeline-item {
    display: grid;
    grid-template-columns: 148px 1fr;
    gap: 18px;
    padding: 22px;
    border-radius: 22px;
    background: rgba(255,255,255,0.78);
    border: 1px solid var(--color-line);
}

.period {
    color: var(--color-accent);
    font-weight: 800;
}

.list-clean {
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
}

.list-clean li {
    position: relative;
    padding-left: 24px;
    margin-top: 10px;
    color: var(--color-muted);
}

.list-clean li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.68em;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--color-accent);
}

.kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: 16px;
    margin-top: 34px;
}

.kpi {
    padding: 22px;
    border-radius: 22px;
    background: rgba(255,255,255,0.78);
    border: 1px solid var(--color-line);
}

.kpi strong {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    letter-spacing: -0.05em;
    color: var(--color-primary);
}

.kpi span {
    color: var(--color-muted);
    font-weight: 700;
}

.patent-card {
    display: grid;
    gap: 16px;
}

.patent-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.patent-meta span,
.category-tag,
.status-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border-radius: 999px;
    color: var(--color-primary);
    background: rgba(11, 61, 102, 0.08);
    font-weight: 800;
    font-size: 0.78rem;
}

.case-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}

.case-card dl {
    display: grid;
    gap: 12px;
    margin: 0;
}

.case-card dt {
    font-weight: 800;
    color: var(--color-primary);
}

.case-card dd {
    margin: 4px 0 0;
    color: var(--color-muted);
}

.insight-list {
    display: grid;
    gap: 16px;
}

.insight-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 160px;
    gap: 20px;
    align-items: center;
    padding: 24px;
    border-radius: 22px;
    background: rgba(255,255,255,0.78);
    border: 1px solid var(--color-line);
    transition: transform 180ms ease, border-color 180ms ease;
}

.insight-row:hover {
    transform: translateX(4px);
    border-color: rgba(22,163,168,0.44);
}

.quote-panel {
    padding: 42px;
    border-radius: var(--radius-lg);
    color: white;
    background:
        radial-gradient(circle at right, rgba(255,255,255,0.14), transparent 24rem),
        linear-gradient(145deg, var(--color-primary-strong), #10263c 50%, #0f766e);
    box-shadow: var(--shadow-soft);
}

.quote-panel blockquote {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.7vw, 3.4rem);
    letter-spacing: -0.05em;
    line-height: 1.08;
}

.quote-panel p {
    color: rgba(255,255,255,0.76);
}

.contact-card {
    padding: 30px;
    border-radius: var(--radius-lg);
    background: white;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-line);
}

.form-grid {
    display: grid;
    gap: 16px;
}

.field-group {
    display: grid;
    gap: 7px;
}

label {
    font-weight: 800;
    color: var(--color-primary);
}

input,
textarea,
select {
    width: 100%;
    border: 1px solid var(--color-line);
    border-radius: 16px;
    padding: 13px 14px;
    color: var(--color-ink);
    background: #fbfdff;
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

textarea {
    min-height: 150px;
    resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(22,163,168,0.1);
    outline: none;
}

.form-message {
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(15, 118, 110, 0.1);
    color: var(--color-success);
    font-weight: 800;
}

.form-error {
    background: rgba(185, 28, 28, 0.08);
    color: #991b1b;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
}

.site-footer {
    margin-top: 70px;
    padding: 52px 0 24px;
    background: #0d1d2d;
    color: rgba(255,255,255,0.8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr 0.7fr;
    gap: 30px;
}

.footer-brand {
    color: white;
    margin-bottom: 16px;
}

.site-footer h2 {
    margin: 0 0 14px;
    color: white;
    font-size: 1rem;
    letter-spacing: 0;
}

.footer-links {
    display: grid;
    gap: 9px;
}

.footer-links a:hover {
    color: white;
}

.copyright {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-top: 30px;
    margin-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.56);
    font-size: 0.9rem;
}

@media (max-width: 1060px) {
    .primary-nav {
        position: fixed;
        inset: var(--header-height) 16px auto 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 24px;
        padding: 14px;
        box-shadow: var(--shadow-soft);
    }

    body.nav-open .primary-nav {
        display: flex;
    }

    .nav-link {
        padding: 13px 16px;
    }

    .menu-toggle {
        display: block;
    }

    .hero-grid,
    .two-column,
    .framework {
        grid-template-columns: 1fr;
    }

    .sticky-note {
        position: relative;
        top: auto;
    }

    .grid-4,
    .grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 740px) {
    .container {
        width: min(100% - 24px, var(--container));
    }

    .hero,
    .page-hero {
        padding: 52px 0 42px;
    }

    .section {
        padding: 48px 0;
    }

    .section-header,
    .copyright {
        display: grid;
    }

    .grid-2,
    .grid-3,
    .grid-4,
    .kpi-strip,
    .footer-grid,
    .timeline-item,
    .insight-row {
        grid-template-columns: 1fr;
    }

    .brand-copy span {
        display: none;
    }

    .card,
    .hero-card,
    .quote-panel {
        padding: 22px;
    }

    .about-photo-card {
        grid-template-columns: 1fr;
    }

    .profile-photo {
        width: 174px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.001ms !important;
    }
}