:root {
    --navy: #082f49;
    --blue: #075985;
    --bright-blue: #0284c7;
    --green: #15803d;
    --green-dark: #166534;
    --ink: #172033;
    --muted: #526071;
    --line: #dbe4ec;
    --soft: #f4f8fb;
    --white: #ffffff;
    --shadow: 0 18px 45px rgba(15, 23, 42, .10);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--white);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.65;
}

a {
    color: var(--blue);
}

img {
    max-width: 100%;
}

.shell {
    width: min(1180px, calc(100% - 32px));
    margin-inline: auto;
}

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

.skip-link:focus {
    left: 12px;
    top: 12px;
    z-index: 9999;
    padding: 10px 14px;
    background: white;
}

.top-strip {
    background: var(--navy);
    color: white;
    font-size: .9rem;
}

.top-strip-inner {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-block: 8px;
}

.top-strip a {
    color: white;
    text-decoration: none;
    font-weight: 700;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

.nav-shell {
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 22px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    color: var(--ink);
    text-decoration: none;
    min-width: 265px;
}

.brand-logo {
    width: 54px;
    height: 54px;
    object-fit: contain;
}

.brand-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: white;
    background: linear-gradient(135deg, var(--blue), var(--green));
    font-weight: 900;
}

.brand-copy {
    display: grid;
}

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

.brand-copy small {
    color: var(--muted);
    font-size: .73rem;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-left: auto;
}

.main-nav a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 700;
    font-size: .91rem;
}

.main-nav a:hover {
    color: var(--blue);
}

.menu-button {
    display: none;
    border: 1px solid var(--line);
    background: white;
    border-radius: 9px;
    padding: 9px 12px;
    font-weight: 700;
}

.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding: 12px 19px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 800;
    background: var(--green);
    color: white;
    box-shadow: 0 7px 18px rgba(21,128,61,.18);
}

.button:hover {
    background: var(--green-dark);
}

.button-small {
    min-height: 42px;
    padding: 9px 14px;
    white-space: nowrap;
}

.button-secondary {
    background: white;
    color: var(--blue);
    border: 1px solid var(--line);
    box-shadow: none;
}

.button-secondary:hover {
    background: var(--soft);
}

.hero {
    padding: 78px 0 68px;
    background:
        radial-gradient(circle at 90% 10%, rgba(2,132,199,.12), transparent 34%),
        linear-gradient(180deg, #f8fbfd, #ffffff);
    border-bottom: 1px solid var(--line);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, .7fr);
    gap: 60px;
    align-items: center;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--green-dark);
    text-transform: uppercase;
    font-size: .77rem;
    font-weight: 900;
    letter-spacing: .11em;
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.3rem, 6vw, 4.5rem);
    line-height: 1.02;
    letter-spacing: -.045em;
    color: var(--navy);
}

.hero-copy {
    max-width: 760px;
    margin: 24px 0 0;
    font-size: 1.18rem;
    color: var(--muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.identity-note {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: .88rem;
}

.hero-panel {
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: white;
    box-shadow: var(--shadow);
}

.panel-label {
    margin-top: 0;
    color: var(--navy);
    font-weight: 900;
}

.check-list {
    padding: 0;
    margin: 20px 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding: 8px 0 8px 27px;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: 900;
}

.content-shell {
    padding-top: 70px;
    padding-bottom: 74px;
}

.section {
    margin-bottom: 70px;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 30px;
}

.section h2 {
    margin: 0 0 16px;
    color: var(--navy);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    line-height: 1.13;
    letter-spacing: -.025em;
}

.section h3 {
    color: var(--navy);
}

.section p {
    max-width: 900px;
}

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

.card {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 15px;
    background: white;
}

.card h3 {
    margin-top: 0;
}

.card a {
    font-weight: 800;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 20px;
}

.info-box {
    padding: 28px;
    border-radius: 16px;
    background: var(--soft);
    border: 1px solid var(--line);
}

.info-box h3 {
    margin-top: 0;
}

.proof-box {
    padding: 30px;
    border-left: 5px solid var(--green);
    border-radius: 12px;
    background: #f0fdf4;
}

.proof-box h2,
.proof-box h3 {
    margin-top: 0;
}

.steps {
    counter-reset: step;
    display: grid;
    gap: 16px;
}

.step {
    counter-increment: step;
    padding: 22px 22px 22px 72px;
    position: relative;
    border: 1px solid var(--line);
    border-radius: 14px;
}

.step::before {
    content: counter(step);
    position: absolute;
    left: 20px;
    top: 21px;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: white;
    background: var(--blue);
    font-weight: 900;
}

.faq-grid {
    display: grid;
    gap: 12px;
}

details {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: white;
}

summary {
    cursor: pointer;
    padding: 18px 20px;
    color: var(--navy);
    font-weight: 850;
}

.faq-answer {
    padding: 0 20px 18px;
    color: var(--muted);
}

.cta-band {
    padding: 54px 0;
    color: white;
    background: linear-gradient(135deg, var(--navy), var(--blue));
}

.cta-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-band h2 {
    margin: 0;
    font-size: 2.2rem;
}

.cta-band p {
    margin-bottom: 0;
    color: rgba(255,255,255,.85);
}

.cta-band .eyebrow {
    color: #bbf7d0;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button-light {
    background: white;
    color: var(--navy);
}

.button-outline-light {
    background: transparent;
    color: white;
    border: 1px solid rgba(255,255,255,.55);
    box-shadow: none;
}

.site-footer {
    padding: 48px 0 22px;
    background: #071d2d;
    color: rgba(255,255,255,.76);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}

.footer-grid > div {
    display: grid;
    align-content: start;
    gap: 8px;
}

.footer-grid strong {
    color: white;
}

.footer-grid a {
    color: rgba(255,255,255,.84);
}

.copyright {
    margin-top: 35px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.13);
    font-size: .87rem;
}

@media (max-width: 980px) {
    .nav-shell > .button-small {
        display: none;
    }

    .menu-button {
        display: block;
        margin-left: auto;
    }

    .main-nav {
        display: none;
        position: absolute;
        top: 118px;
        left: 16px;
        right: 16px;
        padding: 18px;
        flex-direction: column;
        align-items: stretch;
        background: white;
        border: 1px solid var(--line);
        border-radius: 14px;
        box-shadow: var(--shadow);
    }

    .main-nav.open {
        display: flex;
    }

    .hero-grid,
    .cards,
    .info-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 55px;
    }

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

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

@media (max-width: 600px) {
    .shell {
        width: min(100% - 24px, 1180px);
    }

    .brand-copy strong {
        font-size: .9rem;
    }

    .brand-copy small {
        display: none;
    }

    .hero h1 {
        font-size: 2.45rem;
    }

    .hero-actions,
    .cta-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }
}


/* ============================================================
   HHT CITY AUTHORITY PHASE 2
   ============================================================ */

.authority-phase2-wrap {
    padding-top: 0;
}

.authority-section {
    margin: 0 0 72px;
}

.authority-section > h2 {
    margin: 0 0 18px;
    max-width: 920px;
    color: #082f49;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    line-height: 1.12;
    letter-spacing: -.028em;
}

.authority-section > p {
    max-width: 920px;
    font-size: 1.04rem;
    line-height: 1.78;
}

.authority-eyebrow {
    margin: 0 0 9px !important;
    color: #166534;
    font-size: .76rem !important;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.authority-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 25px;
}

.authority-chips span {
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    background: #f8fafc;
    color: #334155;
    font-size: .86rem;
    font-weight: 750;
}

.authority-list {
    columns: 2;
    column-gap: 38px;
    max-width: 960px;
    padding-left: 24px;
}

.authority-list li {
    break-inside: avoid;
    margin: 0 0 13px;
}

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

.authority-card {
    padding: 24px;
    border: 1px solid #dbe4ec;
    border-radius: 16px;
    background: #fff;
}

.authority-card h3 {
    margin: 0 0 10px;
    color: #082f49;
    font-size: 1.1rem;
}

.authority-card p {
    margin: 0;
    color: #526071;
}

.authority-steps {
    display: grid;
    gap: 14px;
}

.authority-step {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 16px;
    padding: 20px;
    border: 1px solid #dbe4ec;
    border-radius: 14px;
    background: #fff;
}

.authority-step-num {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #075985;
    color: white;
    font-weight: 900;
}

.authority-step strong {
    color: #082f49;
}

.authority-step p {
    margin: 5px 0 0;
}

.authority-note {
    padding: 30px;
    border: 1px solid #bae6fd;
    border-radius: 18px;
    background: #f0f9ff;
}

.authority-faqs {
    display: grid;
    gap: 12px;
}

.authority-faqs details {
    border: 1px solid #dbe4ec;
    border-radius: 12px;
    background: white;
}

.authority-faqs summary {
    cursor: pointer;
    padding: 18px 20px;
    color: #082f49;
    font-weight: 850;
}

.authority-faqs details p {
    margin: 0;
    padding: 0 20px 20px;
}

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

.authority-related a {
    display: grid;
    gap: 7px;
    padding: 20px;
    border: 1px solid #dbe4ec;
    border-radius: 14px;
    color: #082f49;
    text-decoration: none;
    background: white;
}

.authority-related a:hover {
    border-color: #7dd3fc;
    box-shadow: 0 12px 30px rgba(15, 23, 42, .08);
}

.authority-related span {
    color: #526071;
    font-size: .92rem;
}

@media (max-width: 800px) {
    .authority-grid,
    .authority-related {
        grid-template-columns: 1fr;
    }

    .authority-list {
        columns: 1;
    }
}


/* ============================================================
   HHT PHASE 3 PROJECT / FIELD EVIDENCE
   ============================================================ */

.project-hero {
    padding: 68px 0 58px;
    background:
        radial-gradient(
            circle at 92% 6%,
            rgba(21,128,61,.11),
            transparent 34%
        ),
        linear-gradient(180deg,#f8fbfd,#fff);
    border-bottom: 1px solid #dbe4ec;
}

.project-hero-grid {
    display: grid;
    grid-template-columns: minmax(0,1.18fr) minmax(340px,.82fr);
    gap: 50px;
    align-items: center;
}

.project-hero h1 {
    margin: 0;
    max-width: 900px;
    color: #082f49;
    font-size: clamp(2.2rem,5.7vw,4.2rem);
    line-height: 1.03;
    letter-spacing: -.043em;
}

.project-lead {
    max-width: 850px;
    margin-top: 23px;
    color: #526071;
    font-size: 1.16rem;
    line-height: 1.75;
}

.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

.project-meta span {
    padding: 7px 10px;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    background: white;
    color: #475569;
    font-size: .78rem;
    font-weight: 800;
}

.project-hero-image {
    margin: 0;
}

.project-hero-image img {
    width: 100%;
    height: auto;
    max-height: 540px;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 20px 48px rgba(15,23,42,.16);
}

.project-hero-image figcaption,
.project-gallery figcaption,
.project-media-caption {
    margin-top: 8px;
    color: #64748b;
    font-size: .82rem;
}

.project-content {
    padding-top: 34px;
    padding-bottom: 80px;
}

.project-breadcrumb {
    margin-bottom: 36px;
    color: #64748b;
    font-size: .88rem;
}

.project-breadcrumb a {
    text-decoration: none;
    font-weight: 750;
}

.project-breadcrumb span {
    padding: 0 6px;
}

.project-section {
    max-width: 980px;
    margin: 0 auto 68px;
}

.project-section h2 {
    margin: 0 0 18px;
    color: #082f49;
    font-size: clamp(1.75rem,3.5vw,2.65rem);
    line-height: 1.14;
    letter-spacing: -.025em;
}

.project-section h3 {
    margin-top: 30px;
    color: #082f49;
}

.project-section p,
.project-section li {
    font-size: 1.025rem;
    line-height: 1.8;
}

.project-kicker {
    margin: 0 0 8px !important;
    color: #166534;
    font-size: .76rem !important;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.project-fact-grid {
    display: grid;
    grid-template-columns: repeat(4,minmax(0,1fr));
    gap: 14px;
    margin: 28px 0;
}

.project-fact {
    padding: 20px;
    border: 1px solid #dbe4ec;
    border-radius: 14px;
    background: #f8fafc;
}

.project-fact strong {
    display: block;
    color: #082f49;
    font-size: 1.45rem;
}

.project-fact span {
    display: block;
    margin-top: 5px;
    color: #64748b;
    font-size: .84rem;
}

.project-callout {
    padding: 27px;
    margin: 30px 0;
    border-left: 5px solid #15803d;
    border-radius: 12px;
    background: #f0fdf4;
}

.project-process {
    display: grid;
    gap: 13px;
    counter-reset: project-step;
}

.project-process > div {
    counter-increment: project-step;
    position: relative;
    padding: 19px 20px 19px 67px;
    border: 1px solid #dbe4ec;
    border-radius: 13px;
}

.project-process > div::before {
    content: counter(project-step);
    position: absolute;
    top: 18px;
    left: 18px;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #075985;
    color: #fff;
    font-weight: 900;
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 18px;
    margin-top: 28px;
}

.project-gallery figure {
    margin: 0;
}

.project-gallery img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    border-radius: 15px;
    border: 1px solid #dbe4ec;
}

.project-source {
    max-width: 980px;
    margin: 0 auto 68px;
    padding: 25px;
    border: 1px solid #bae6fd;
    border-radius: 15px;
    background: #f0f9ff;
}

.project-source strong {
    color: #082f49;
}

.project-source p {
    margin: 7px 0;
}

.project-source a {
    font-weight: 850;
}

.project-proof-strip {
    padding-top: 50px;
    padding-bottom: 58px;
}

.project-proof-strip h2 {
    margin: 0 0 23px;
    color: #082f49;
    font-size: clamp(1.7rem,3vw,2.5rem);
}

.project-proof-grid {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 17px;
}

.project-proof-card {
    display: grid;
    gap: 8px;
    padding: 22px;
    border: 1px solid #dbe4ec;
    border-radius: 15px;
    background: #fff;
    color: #082f49;
    text-decoration: none;
}

.project-proof-card:hover {
    border-color: #7dd3fc;
    box-shadow: 0 14px 34px rgba(15,23,42,.09);
}

.project-proof-card strong {
    font-size: 1.05rem;
}

.project-proof-card > span:last-child {
    color: #526071;
    font-size: .9rem;
}

.project-proof-label {
    color: #166534;
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.project-video-section {
    padding-top: 52px;
    padding-bottom: 55px;
}

.project-video-section h2 {
    max-width: 900px;
    margin-top: 0;
    color: #082f49;
    font-size: clamp(1.7rem,3vw,2.5rem);
}

.project-video-section p {
    max-width: 900px;
}

.project-video {
    display: block;
    width: min(760px,100%);
    max-height: 620px;
    margin-top: 22px;
    border-radius: 15px;
    background: #020617;
}

.project-final-cta {
    padding: 32px;
    border-radius: 18px;
    background: #f8fafc;
    border: 1px solid #dbe4ec;
}

.project-list {
    padding-left: 23px;
}

.project-list li {
    margin-bottom: 10px;
}

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

.project-hub-card {
    padding: 25px;
    border: 1px solid #dbe4ec;
    border-radius: 16px;
}

.project-hub-card h2 {
    font-size: 1.35rem;
}

.project-hub-card a {
    font-weight: 850;
}

@media (max-width: 900px) {
    .project-hero-grid {
        grid-template-columns: 1fr;
    }

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

    .project-gallery,
    .project-proof-grid,
    .project-hub-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .project-fact-grid {
        grid-template-columns: 1fr;
    }

    .project-gallery img {
        height: auto;
    }
}


/* ============================================================
   HHT PHASE 4 COMPLETE SERVICE ARCHITECTURE
   ============================================================ */

.phase4-section {
    margin: 0 0 70px;
}

.phase4-section > h2 {
    max-width: 920px;
    margin: 0 0 18px;
    color: #082f49;
    font-size: clamp(1.8rem,4vw,2.7rem);
    line-height: 1.13;
    letter-spacing: -.027em;
}

.phase4-section > p {
    max-width: 930px;
    font-size: 1.03rem;
    line-height: 1.8;
}

.phase4-kicker {
    margin: 0 0 8px !important;
    color: #166534;
    font-size: .75rem !important;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.phase4-grid {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 18px;
    margin-top: 28px;
}

.phase4-card {
    padding: 24px;
    border: 1px solid #dbe4ec;
    border-radius: 15px;
    background: #fff;
}

.phase4-card h3 {
    margin: 0 0 10px;
    color: #082f49;
}

.phase4-card p {
    margin: 0;
    color: #526071;
}

.phase4-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 24px;
}

.phase4-chips span {
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    background: #f8fafc;
    color: #334155;
    font-size: .84rem;
    font-weight: 750;
}

.phase4-field {
    padding: 30px;
    border: 1px solid #bae6fd;
    border-radius: 17px;
    background: #f0f9ff;
}

.phase4-steps {
    display: grid;
    gap: 13px;
}

.phase4-step {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 15px;
    padding: 20px;
    border: 1px solid #dbe4ec;
    border-radius: 14px;
    background: #fff;
}

.phase4-step > span {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #075985;
    color: #fff;
    font-weight: 900;
}

.phase4-step strong {
    color: #082f49;
}

.phase4-step p {
    margin: 5px 0 0;
}

.phase4-faqs {
    display: grid;
    gap: 12px;
}

.phase4-faqs details {
    border: 1px solid #dbe4ec;
    border-radius: 12px;
    background: #fff;
}

.phase4-faqs summary {
    cursor: pointer;
    padding: 18px 20px;
    color: #082f49;
    font-weight: 850;
}

.phase4-faqs details p {
    margin: 0;
    padding: 0 20px 20px;
}

.phase4-related {
    display: grid;
    grid-template-columns: repeat(3,minmax(0,1fr));
    gap: 15px;
}

.phase4-related a {
    display: grid;
    gap: 7px;
    padding: 20px;
    border: 1px solid #dbe4ec;
    border-radius: 14px;
    background: #fff;
    color: #082f49;
    text-decoration: none;
}

.phase4-related span {
    color: #526071;
    font-size: .9rem;
}

.service-hub-grid {
    display: grid;
    grid-template-columns: repeat(3,minmax(0,1fr));
    gap: 18px;
    margin-top: 30px;
}

.service-hub-card {
    padding: 24px;
    border: 1px solid #dbe4ec;
    border-radius: 15px;
    background: #fff;
}

.service-hub-card h2 {
    margin: 0 0 10px;
    color: #082f49;
    font-size: 1.22rem;
}

.service-hub-card p {
    color: #526071;
}

.service-hub-card a {
    font-weight: 850;
}

.phase4-deepen-wrap {
    padding-top: 20px;
}

@media (max-width: 900px) {
    .phase4-grid,
    .phase4-related,
    .service-hub-grid {
        grid-template-columns: 1fr;
    }
}