/* =========================================================
   ULTRALINK UK — Healthcare System Integration Services
   healthcare-system-integration-services.css · Premium SaaS
   ========================================================= */

[class*="hsi-"] { min-width: 0; }

.hsi-btn-primary {
    background: linear-gradient(135deg, #0891b2, #1263fb);
    color: #fff !important;
    box-shadow: 0 10px 32px rgba(8,145,178,.32);
}
.hsi-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(8,145,178,.42);
}
.hsi-btn-outline {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.24);
    color: #fff !important;
}
.hsi-btn-outline:hover {
    background: rgba(255,255,255,.14);
    transform: translateY(-2px);
}
.hsi-btn-light {
    background: #fff;
    color: #0a1628;
    box-shadow: 0 10px 32px rgba(0,0,0,.14);
}
.hsi-btn-light:hover { transform: translateY(-3px); }

.hsi-section-cta {
    display: flex;
    justify-content: center;
    margin-top: clamp(24px, 3vw, 32px);
}

.hsi-check-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 20px;
}
.hsi-check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .88rem;
    line-height: 1.55;
    color: var(--ink);
}
.hsi-check-list i {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: .62rem;
    color: #fff;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    margin-top: 2px;
}

/* Hero */
.hsi-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #060d18 0%, #0a1628 38%, #0c1a2e 72%, #0e2238 100%);
    padding: calc(var(--header-h) + var(--hero-y)) 0 var(--hero-y);
    color: #fff;
}
.hsi-hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hsi-hero-glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 55% 45% at 82% 18%, rgba(8,145,178,.24), transparent 58%),
        radial-gradient(ellipse 42% 38% at 10% 82%, rgba(18,99,251,.16), transparent 52%);
}
.hsi-hero-grid {
    position: absolute;
    inset: 0;
    opacity: .07;
    background-image:
        linear-gradient(rgba(255,255,255,.45) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.45) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 75% 65% at 72% 38%, #000, transparent);
}
.hsi-hero-layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.72fr);
    gap: clamp(28px, 4vw, 48px);
    align-items: center;
}
.hsi-hero-copy { min-width: 0; }
.hsi-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(8,145,178,.14);
    border: 1px solid rgba(8,145,178,.32);
    border-radius: 50px;
    padding: 7px 16px 7px 10px;
    margin-bottom: clamp(16px, 2.5vw, 22px);
}
.hsi-hero-badge i {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: .85rem;
}
.hsi-hero-badge span {
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: #67e8f9;
}
.hsi-hero-copy h1 {
    font-family: var(--font-head);
    font-size: clamp(1.75rem, 3.6vw, 2.85rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -.025em;
    margin-bottom: clamp(14px, 2vw, 20px);
    color: #fff;
}
.hsi-hero-lead {
    font-size: clamp(.9rem, 1.5vw, 1.05rem);
    line-height: 1.75;
    color: rgba(255,255,255,.72);
    margin-bottom: 12px;
}
.hsi-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: clamp(20px, 3vw, 28px);
}

/* Hub preview */
.hsi-hub-preview {
    width: 100%;
    max-width: 340px;
    justify-self: end;
    margin-left: auto;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    padding: clamp(16px, 2.2vw, 22px);
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 48px rgba(0,0,0,.24);
    transform: scale(0.94);
    transform-origin: center right;
}
.hsi-hub-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.hsi-hub-head strong {
    font-family: var(--font-head);
    font-size: .8rem;
    font-weight: 700;
    color: rgba(255,255,255,.9);
}
.hsi-hub-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: #67e8f9;
}
.hsi-hub-status i { font-size: .45rem; color: #0891b2; }
.hsi-hub-diagram {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
    padding: 16px 10px;
    border-radius: 12px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
}
.hsi-hub-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: .68rem;
    color: rgba(255,255,255,.72);
}
.hsi-hub-node i {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: rgba(8,145,178,.18);
    border: 1px solid rgba(8,145,178,.28);
    color: #67e8f9;
    font-size: .9rem;
}
.hsi-hub-core {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 8px 22px rgba(8,145,178,.35);
    flex-shrink: 0;
}
.hsi-hub-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.hsi-hub-metrics div {
    padding: 10px 12px;
    border-radius: 12px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
}
.hsi-hub-metrics span {
    display: block;
    font-size: .68rem;
    color: rgba(255,255,255,.55);
    margin-bottom: 4px;
}
.hsi-hub-metrics strong {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 800;
    color: #fff;
}

/* Requirement */
.hsi-requirement {
    padding: var(--section-y) 0;
    background: linear-gradient(180deg, #fff 0%, #f4f7fc 100%);
}
.hsi-requirement-body {
    max-width: 920px;
    margin: 36px auto 0;
}
.hsi-requirement-lead {
    text-align: center;
    margin: 0 0 20px;
    font-size: .94rem;
    font-weight: 600;
    color: var(--ink);
}
.hsi-requirement-foot {
    margin: 28px 0 0;
    font-size: .92rem;
    line-height: 1.75;
    color: var(--muted);
    text-align: center;
}

/* Capabilities */
.hsi-capabilities {
    padding: var(--section-y) 0;
    background: #fff;
}
.hsi-cap-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
    margin-top: 44px;
}
.hsi-cap-card {
    flex: 1 1 min(100%, 280px);
    max-width: calc(33.333% - 12px);
    padding: clamp(22px, 2.5vw, 28px);
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 8px 28px rgba(10,22,40,.05);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.hsi-cap-card:nth-child(4),
.hsi-cap-card:nth-child(5) { max-width: calc(50% - 10px); }
.hsi-cap-card:hover {
    transform: translateY(-4px);
    border-color: rgba(8,145,178,.2);
    box-shadow: 0 16px 40px rgba(8,145,178,.1);
}
.hsi-cap-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    margin-bottom: 14px;
    background: linear-gradient(145deg, rgba(8,145,178,.12), rgba(18,99,251,.08));
    border: 1px solid rgba(8,145,178,.14);
    color: #0891b2;
    font-size: 1.05rem;
}
.hsi-cap-card h3 {
    margin: 0 0 8px;
    font-family: var(--font-head);
    font-size: .96rem;
    font-weight: 750;
    line-height: 1.35;
    color: var(--ink);
}
.hsi-cap-card p {
    margin: 0;
    font-size: .84rem;
    line-height: 1.65;
    color: var(--muted);
}

/* Systems */
.hsi-systems {
    padding: var(--section-y) 0;
    background: var(--bg-soft);
}
.hsi-systems-shell {
    margin-top: 44px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(8,145,178,.12);
    box-shadow: 0 24px 64px rgba(10,22,40,.08);
    overflow: hidden;
}
.hsi-systems-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}
.hsi-systems-col {
    padding: clamp(24px, 3vw, 32px);
}
.hsi-systems-col:first-child {
    border-right: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(8,145,178,.04) 0%, #fff 100%);
}
.hsi-systems-col h3 {
    margin: 0 0 16px;
    font-family: var(--font-head);
    font-size: .88rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: #0891b2;
}
.hsi-systems-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}
.hsi-systems-col li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    font-size: .84rem;
    color: var(--ink);
    transition: border-color .2s ease, transform .2s ease;
}
.hsi-systems-col li:hover {
    border-color: rgba(8,145,178,.22);
    transform: translateX(3px);
}
.hsi-systems-col li i {
    flex-shrink: 0;
    color: #0891b2;
    font-size: .78rem;
}
.hsi-systems-foot {
    padding: clamp(20px, 2.8vw, 28px) clamp(24px, 3vw, 32px);
    background: linear-gradient(135deg, rgba(8,145,178,.06), rgba(18,99,251,.04));
    border-top: 1px solid rgba(8,145,178,.1);
    text-align: center;
}
.hsi-systems-foot p {
    margin: 0 0 10px;
    font-size: .9rem;
    line-height: 1.75;
    color: var(--muted);
}
.hsi-systems-foot p:last-child {
    margin-bottom: 0;
    color: var(--ink);
    font-weight: 500;
}

/* Feasibility */
.hsi-feasibility {
    position: relative;
    overflow: hidden;
    padding: var(--section-y) 0;
    background: #fff;
}
.hsi-feasibility > .container { position: relative; z-index: 1; }
.hsi-feasibility-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hsi-feasibility-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .5;
}
.hsi-feasibility-glow--1 {
    width: 400px;
    height: 400px;
    background: rgba(8,145,178,.1);
    top: -100px;
    right: -60px;
}
.hsi-feasibility-glow--2 {
    width: 360px;
    height: 360px;
    background: rgba(18,99,251,.07);
    bottom: -100px;
    left: -60px;
}
.hsi-feasibility-shell {
    margin-top: 44px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(8,145,178,.12);
    box-shadow: 0 24px 64px rgba(10,22,40,.08);
    overflow: hidden;
}
.hsi-feasibility-lead {
    margin: 0;
    padding: clamp(22px, 3vw, 28px) clamp(24px, 3vw, 32px) 0;
    text-align: center;
    font-size: .94rem;
    font-weight: 650;
    color: var(--ink);
}
.hsi-feasibility-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    padding: 20px clamp(24px, 3vw, 32px) 0;
}
.hsi-feasibility-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 12px;
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
    border: 1px solid var(--line);
    font-size: .82rem;
    line-height: 1.5;
    color: var(--ink);
    transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
.hsi-feasibility-item:hover {
    border-color: rgba(8,145,178,.22);
    box-shadow: 0 8px 22px rgba(8,145,178,.08);
    transform: translateY(-2px);
}
.hsi-feasibility-icon {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(8,145,178,.14), rgba(18,99,251,.08));
    border: 1px solid rgba(8,145,178,.14);
    color: #0891b2;
    font-size: .72rem;
}
.hsi-feasibility-foot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: clamp(22px, 3vw, 28px) clamp(24px, 3vw, 32px);
    background: linear-gradient(135deg, #060d18 0%, #0a1628 52%, #0e2238 100%);
    border-top: 1px solid rgba(255,255,255,.08);
    margin-top: 24px;
    text-align: center;
}
.hsi-feasibility-foot p {
    margin: 0;
    max-width: 640px;
    font-size: .9rem;
    line-height: 1.75;
    color: rgba(255,255,255,.72);
}

/* Process */
.hsi-process {
    padding: var(--section-y) 0;
    background:
        radial-gradient(ellipse 60% 55% at 8% 0%, rgba(8,145,178,.07), transparent 58%),
        linear-gradient(180deg, #f6f8fc 0%, #fff 100%);
}
.hsi-process-shell {
    max-width: 920px;
    margin: 44px auto 0;
}
.hsi-process-track {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}
.hsi-process-step {
    position: relative;
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 0 24px;
    align-items: start;
    padding-bottom: clamp(24px, 3vw, 32px);
}
.hsi-process-step:last-child { padding-bottom: 0; }
.hsi-process-step:not(:last-child) .hsi-process-rail::after {
    content: '';
    position: absolute;
    top: 52px;
    left: 25px;
    bottom: -8px;
    width: 2px;
    background: linear-gradient(180deg, rgba(8,145,178,.45) 0%, rgba(18,99,251,.35) 55%, rgba(8,145,178,.2) 100%);
}
.hsi-process-rail {
    position: relative;
    display: flex;
    justify-content: center;
    padding-top: 4px;
}
.hsi-process-num {
    position: relative;
    z-index: 1;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--font-head);
    font-size: .88rem;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    box-shadow: 0 8px 22px rgba(8,145,178,.28);
    border: 3px solid #fff;
}
.hsi-process-card {
    padding: clamp(18px, 2.5vw, 24px);
    border-radius: 18px;
    background: #fff;
    border: 1px solid rgba(8,145,178,.1);
    box-shadow: 0 8px 28px rgba(10,22,40,.05);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.hsi-process-step:hover .hsi-process-card {
    transform: translateX(4px);
    border-color: rgba(8,145,178,.22);
    box-shadow: 0 14px 36px rgba(8,145,178,.1);
}
.hsi-process-card-head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 12px;
}
.hsi-process-icon {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, rgba(8,145,178,.12), rgba(18,99,251,.06));
    border: 1px solid rgba(8,145,178,.14);
    color: #0891b2;
    font-size: 1.05rem;
}
.hsi-process-label {
    display: block;
    margin-bottom: 4px;
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #0891b2;
}
.hsi-process-card-title h3 {
    margin: 0;
    font-family: var(--font-head);
    font-size: clamp(1rem, 1.8vw, 1.12rem);
    font-weight: 750;
    line-height: 1.35;
    color: var(--ink);
}
.hsi-process-card > p {
    margin: 0;
    font-size: .9rem;
    line-height: 1.7;
    color: var(--muted);
}

/* Security */
.hsi-security {
    position: relative;
    overflow: hidden;
    padding: var(--section-y) 0;
    background:
        radial-gradient(ellipse 55% 45% at 12% 0%, rgba(8,145,178,.07), transparent 58%),
        linear-gradient(180deg, #f6f8fc 0%, #fff 100%);
}
.hsi-security > .container { position: relative; z-index: 1; }
.hsi-security-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hsi-security-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .55;
}
.hsi-security-glow--1 {
    width: 420px;
    height: 420px;
    background: rgba(8,145,178,.12);
    top: -120px;
    right: -80px;
}
.hsi-security-glow--2 {
    width: 360px;
    height: 360px;
    background: rgba(18,99,251,.08);
    bottom: -120px;
    left: -80px;
}
.hsi-security-shell {
    margin-top: 44px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(8,145,178,.12);
    box-shadow: 0 24px 64px rgba(10,22,40,.08);
    overflow: hidden;
}
.hsi-security-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.38fr);
    align-items: stretch;
}
.hsi-security-sidebar {
    padding: clamp(24px, 3vw, 32px);
    background: linear-gradient(165deg, #060d18 0%, #0a1628 48%, #0e2238 100%);
    color: #fff;
    border-right: 1px solid rgba(255,255,255,.08);
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.hsi-security-sidebar-head {
    display: flex;
    align-items: center;
    gap: 12px;
}
.hsi-security-sidebar-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(8,145,178,.28), rgba(18,99,251,.22));
    border: 1px solid rgba(103,232,249,.24);
    color: #67e8f9;
    font-size: 1.1rem;
    box-shadow: 0 10px 24px rgba(0,0,0,.22);
}
.hsi-security-sidebar-label {
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #67e8f9;
}
.hsi-security-lead {
    margin: 0;
    font-size: .9rem;
    line-height: 1.75;
    color: rgba(255,255,255,.72);
}
.hsi-security-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: rgba(8,145,178,.08);
}
.hsi-security-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: clamp(16px, 2.2vw, 20px);
    background: #fff;
    min-height: 100%;
    transition: background .22s ease;
}
.hsi-security-card:hover {
    background: linear-gradient(180deg, rgba(8,145,178,.04) 0%, #fff 100%);
}
.hsi-security-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, rgba(8,145,178,.12), rgba(18,99,251,.06));
    border: 1px solid rgba(8,145,178,.14);
    color: #0891b2;
    font-size: .78rem;
}
.hsi-security-card p {
    margin: 0;
    font-size: .82rem;
    line-height: 1.55;
    color: var(--ink);
    font-weight: 500;
}
.hsi-security-assurance {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 18px;
    align-items: start;
    padding: clamp(20px, 2.8vw, 28px) clamp(24px, 3vw, 32px);
    background: linear-gradient(135deg, rgba(8,145,178,.06), rgba(18,99,251,.04));
    border-top: 1px solid rgba(8,145,178,.12);
}
.hsi-security-assurance-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    color: #fff;
    font-size: 1.05rem;
    box-shadow: 0 8px 22px rgba(8,145,178,.28);
}
.hsi-security-assurance-copy p {
    margin: 0 0 10px;
    font-size: .88rem;
    line-height: 1.75;
    color: var(--muted);
}
.hsi-security-assurance-copy p:last-child {
    margin-bottom: 0;
    color: var(--ink);
    font-weight: 500;
}

/* Engagement */
.hsi-engagement {
    padding: var(--section-y) 0;
    background: #fff;
}
.hsi-engagement-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 44px;
}
.hsi-engagement-card {
    position: relative;
    padding: clamp(24px, 2.8vw, 28px);
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 10px 32px rgba(10,22,40,.05);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.hsi-engagement-card:hover {
    transform: translateY(-4px);
    border-color: rgba(8,145,178,.2);
    box-shadow: 0 16px 40px rgba(8,145,178,.1);
}
.hsi-engagement-card--featured {
    border-color: rgba(8,145,178,.28);
    box-shadow: 0 18px 44px rgba(8,145,178,.14);
    background: linear-gradient(180deg, rgba(8,145,178,.04) 0%, #fff 42%);
}
.hsi-engagement-card--featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 18px;
    right: 18px;
    height: 3px;
    border-radius: 0 0 6px 6px;
    background: linear-gradient(90deg, #0891b2, #1263fb);
}
.hsi-engagement-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    margin-bottom: 14px;
    background: linear-gradient(135deg, #0891b2, #1263fb);
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 0 8px 22px rgba(8,145,178,.24);
}
.hsi-engagement-card h3 {
    margin: 0 0 8px;
    font-family: var(--font-head);
    font-size: .96rem;
    font-weight: 750;
    color: var(--ink);
}
.hsi-engagement-card p {
    margin: 0;
    font-size: .86rem;
    line-height: 1.65;
    color: var(--muted);
}
.hsi-engagement-foot {
    max-width: 720px;
    margin: 24px auto 0;
    text-align: center;
    font-size: .92rem;
    line-height: 1.75;
    color: var(--muted);
}

/* Cost */
.hsi-cost {
    position: relative;
    overflow: hidden;
    padding: var(--section-y) 0;
    background:
        radial-gradient(ellipse 50% 42% at 88% 8%, rgba(8,145,178,.07), transparent 58%),
        linear-gradient(180deg, #fff 0%, #f4f7fc 100%);
}
.hsi-cost > .container { position: relative; z-index: 1; }
.hsi-cost-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hsi-cost-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .55;
}
.hsi-cost-glow--1 {
    width: 400px;
    height: 400px;
    background: rgba(8,145,178,.1);
    top: -100px;
    left: -80px;
}
.hsi-cost-glow--2 {
    width: 380px;
    height: 380px;
    background: rgba(18,99,251,.08);
    bottom: -120px;
    right: -60px;
}
.hsi-cost-shell {
    margin-top: 44px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(8,145,178,.12);
    box-shadow: 0 24px 64px rgba(10,22,40,.08);
    overflow: hidden;
}
.hsi-cost-factor-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    padding: clamp(24px, 3vw, 32px);
}
.hsi-cost-factor {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 12px;
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
    border: 1px solid var(--line);
    font-size: .82rem;
    line-height: 1.5;
    color: var(--ink);
    transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
.hsi-cost-factor:hover {
    border-color: rgba(8,145,178,.22);
    box-shadow: 0 8px 22px rgba(8,145,178,.08);
    transform: translateY(-2px);
}
.hsi-cost-factor-icon {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(8,145,178,.14), rgba(18,99,251,.08));
    border: 1px solid rgba(8,145,178,.14);
    color: #0891b2;
    font-size: .72rem;
}
.hsi-cost-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px 28px;
    padding: clamp(22px, 3vw, 28px) clamp(24px, 3vw, 32px);
    background: linear-gradient(135deg, #060d18 0%, #0a1628 52%, #0e2238 100%);
    border-top: 1px solid rgba(255,255,255,.08);
}
.hsi-cost-footer-copy {
    flex: 1 1 min(100%, 520px);
}
.hsi-cost-footer-copy p {
    margin: 0 0 10px;
    font-size: .88rem;
    line-height: 1.7;
    color: rgba(255,255,255,.68);
}
.hsi-cost-footer-copy p:last-child {
    margin-bottom: 0;
    color: rgba(255,255,255,.82);
    font-weight: 500;
}
.hsi-cost-cta {
    flex-shrink: 0;
    white-space: nowrap;
}

/* Why */
.hsi-why {
    padding: var(--section-y) 0;
    background: var(--bg-soft);
}
.hsi-why-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 36px;
}
.hsi-why-item {
    flex: 1 1 min(100%, 280px);
    max-width: calc(33.333% - 10px);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--line);
    font-size: .86rem;
    line-height: 1.5;
    color: var(--ink);
    transition: transform .2s ease, border-color .2s ease;
}
.hsi-why-item:hover {
    transform: translateY(-2px);
    border-color: rgba(8,145,178,.2);
}
.hsi-why-item i {
    flex-shrink: 0;
    color: #0891b2;
    margin-top: 3px;
}
.hsi-why-foot {
    max-width: 820px;
    margin: 24px auto 0;
    text-align: center;
    font-size: .92rem;
    line-height: 1.75;
    color: var(--muted);
}

/* CTA band */
.hsi-cta-band {
    padding: var(--section-y) 0;
    background: linear-gradient(135deg, #060d18, #0e2238);
    position: relative;
    overflow: hidden;
}
.hsi-cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(600px 280px at 50% 50%, rgba(8,145,178,.14), transparent);
    pointer-events: none;
}
.hsi-cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 780px;
    margin: 0 auto;
}
.hsi-cta-inner .kicker {
    background: rgba(8,145,178,.14);
    border-color: rgba(8,145,178,.28);
    color: #67e8f9;
}
.hsi-cta-inner h2 {
    font-family: var(--font-head);
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}
.hsi-cta-inner p {
    font-size: .98rem;
    color: rgba(255,255,255,.62);
    line-height: 1.75;
    margin-bottom: 12px;
}
.hsi-cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
}

.hsi-faq.section.faq { background: #fff; }

@media (max-width: 1024px) {
    .hsi-hero-layout { grid-template-columns: 1fr; }
    .hsi-hub-preview {
        max-width: 380px;
        justify-self: center;
        margin-inline: auto;
        transform: none;
    }
    .hsi-check-list { grid-template-columns: 1fr; }
    .hsi-cap-card,
    .hsi-cap-card:nth-child(n) { max-width: calc(50% - 10px); }
    .hsi-why-item { max-width: calc(50% - 10px); }
    .hsi-systems-columns { grid-template-columns: 1fr; }
    .hsi-systems-col:first-child { border-right: none; border-bottom: 1px solid var(--line); }
    .hsi-security-layout { grid-template-columns: 1fr; }
    .hsi-security-sidebar { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }
    .hsi-feasibility-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hsi-cost-factor-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
    .hsi-cap-card,
    .hsi-cap-card:nth-child(n),
    .hsi-why-item { max-width: 100%; }
    .hsi-process-step {
        grid-template-columns: 40px minmax(0, 1fr);
        gap: 0 14px;
    }
    .hsi-process-num {
        width: 40px;
        height: 40px;
        font-size: .78rem;
        border-width: 2px;
    }
    .hsi-process-step:not(:last-child) .hsi-process-rail::after {
        left: 19px;
        top: 44px;
    }
    .hsi-process-icon { width: 40px; height: 40px; font-size: .92rem; }
    .hsi-process-card-head { flex-direction: column; gap: 10px; }
    .hsi-engagement-grid { grid-template-columns: 1fr; }
    .hsi-security-grid { grid-template-columns: 1fr; }
    .hsi-feasibility-grid { grid-template-columns: 1fr; }
    .hsi-cost-factor-grid { grid-template-columns: 1fr; }
    .hsi-cost-footer { flex-direction: column; align-items: stretch; }
    .hsi-cost-cta { width: 100%; justify-content: center; white-space: normal; }
    .hsi-security-assurance { grid-template-columns: 1fr; }
}

@media (hover: none) {
    .hsi-cap-card:hover,
    .hsi-engagement-card:hover,
    .hsi-why-item:hover,
    .hsi-process-step:hover .hsi-process-card,
    .hsi-security-card:hover,
    .hsi-feasibility-item:hover,
    .hsi-cost-factor:hover,
    .hsi-systems-col li:hover { transform: none; }
}