/* Public logistics control-room visual layer. Portal styles stay isolated in portal-overrides.css. */
.site-shell {
  --public-ink: #102238;
  --public-navy: #071d35;
  --public-deep: #041321;
  --public-orange: #ed6a2c;
  --public-gold: #f4b942;
  --public-paper: #f5f1e8;
  --public-line: rgba(16, 34, 56, .16);
  background: var(--public-paper);
}

.site-shell .site-header {
  background: rgba(4, 19, 33, .96);
  border-bottom-color: rgba(244, 185, 66, .25);
  backdrop-filter: blur(16px);
}
.site-shell .site-header-home { background: rgba(4, 19, 33, .72); }
.site-shell .header-inner { width: min(1320px, calc(100% - 64px)); }
.site-shell .brand-mark { width: 38px; height: 38px; padding: 4px; background: #fff; border: 0; }
.site-shell .brand-type strong { letter-spacing: .025em; }
.site-shell .brand-type small { color: var(--public-gold); }
.site-shell .public-nav > a { color: #b9c9d7; letter-spacing: .035em; }
.site-shell .public-nav > a:hover, .site-shell .public-nav > a.active { color: #fff; }
.site-shell .header-portal-button { display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 12px; color: #fff; background: var(--public-orange); font-size: .68rem; font-weight: 700; }
.site-shell .header-portal-button:hover { background: #ff8146; }
.site-shell .header-portal-button svg { width: 15px; }

.site-shell .home-hero { position: relative; overflow: hidden; min-height: 760px; color: #fff; background: var(--public-deep); }
.site-shell .home-hero::before { position: absolute; inset: 0; background: radial-gradient(circle at 78% 28%, rgba(237, 106, 44, .18), transparent 26%), linear-gradient(110deg, rgba(4, 19, 33, .98) 0%, rgba(7, 29, 53, .94) 53%, rgba(7, 29, 53, .58) 100%); content: ''; }
.site-shell .home-hero-grid { position: absolute; inset: 0; opacity: .4; background-image: linear-gradient(rgba(182, 215, 234, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(182, 215, 234, .08) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(115deg, #000 0 42%, transparent 82%); }
.site-shell .home-hero-layout { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(390px, .85fr); gap: 80px; align-items: center; min-height: 700px; padding-block: 100px 90px; }
.site-shell .home-hero-copy { max-width: 700px; }
.site-shell .home-hero-copy h1 { max-width: 690px; margin: 19px 0 26px; color: #fff; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(3.8rem, 7vw, 7.7rem); font-weight: 500; letter-spacing: -.07em; line-height: .87; }
.site-shell .home-hero-copy h1 em { display: block; color: #ff965d; font-style: normal; }
.site-shell .home-hero-copy > p { max-width: 590px; color: #b8cad8; font-size: 1rem; line-height: 1.8; }
.site-shell .hero-tracking { display: grid; grid-template-columns: 23px 1fr auto; gap: 10px; align-items: center; max-width: 615px; margin-top: 35px; padding: 7px 7px 7px 17px; background: #fff; box-shadow: 0 20px 55px rgba(0, 0, 0, .28); }
.site-shell .hero-tracking > svg { color: var(--public-orange); }
.site-shell .hero-tracking input { min-height: 49px; padding-inline: 4px; border: 0; box-shadow: none; }
.site-shell .hero-tracking input:focus { box-shadow: none; }
.site-shell .hero-tracking .button { min-height: 49px; }
.site-shell .hero-link-row { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 21px; color: #a9bfce; font-size: .73rem; font-weight: 700; }
.site-shell .hero-link-row a { display: inline-flex; align-items: center; gap: 6px; }
.site-shell .hero-link-row a:first-child { color: #ff9a60; }
.site-shell .hero-link-row svg { width: 15px; }

.site-shell .freight-manifest { position: relative; padding: 15px; color: #d8e4eb; border: 1px solid #456278; background: rgba(8, 30, 52, .78); box-shadow: 24px 24px 0 rgba(237, 106, 44, .07); transform: rotate(2deg); }
.site-shell .freight-manifest::before, .site-shell .freight-manifest::after { position: absolute; width: 18px; height: 18px; border-color: var(--public-gold); content: ''; }
.site-shell .freight-manifest::before { top: -1px; left: -1px; border-top: 2px solid; border-left: 2px solid; }
.site-shell .freight-manifest::after { right: -1px; bottom: -1px; border-right: 2px solid; border-bottom: 2px solid; }
.site-shell .freight-manifest > header { display: flex; justify-content: space-between; gap: 15px; padding: 9px 3px 14px; color: #8ca4b6; border-bottom: 1px solid #38556c; font-family: 'IBM Plex Mono', monospace; font-size: .57rem; letter-spacing: .08em; }
.site-shell .freight-manifest > header strong { color: #74cfaa; font-weight: 500; }
.site-shell .manifest-scene { position: relative; min-height: 265px; overflow: hidden; padding: 28px 20px; background-image: linear-gradient(rgba(182, 215, 234, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(182, 215, 234, .07) 1px, transparent 1px); background-size: 30px 30px; }
.site-shell .manifest-route { position: absolute; inset: 28px 28px auto; display: flex; align-items: center; gap: 13px; color: var(--public-orange); }
.site-shell .manifest-route::before { position: absolute; top: 13px; left: 23px; width: calc(100% - 60px); height: 1px; background: repeating-linear-gradient(90deg, #b4c9d7 0 8px, transparent 8px 16px); content: ''; }
.site-shell .manifest-route i { position: relative; z-index: 1; width: 10px; height: 10px; background: var(--public-gold); border: 2px solid #122f49; transform: rotate(45deg); }
.site-shell .manifest-route svg { position: relative; z-index: 1; width: 25px; margin-left: auto; }
.site-shell .manifest-containers { position: absolute; right: 32px; bottom: 36px; left: 32px; display: flex; align-items: end; justify-content: center; gap: 9px; }
.site-shell .manifest-containers span { display: grid; width: 26%; min-height: 88px; place-items: center; color: #092037; background: #e68a49; border: 1px solid #ffbf79; font-family: 'IBM Plex Mono', monospace; font-size: .5rem; font-weight: 700; line-height: 1.35; text-align: center; }
.site-shell .manifest-containers span:nth-child(2) { min-height: 112px; background: #d9e3e8; border-color: #fff; }
.site-shell .manifest-containers span:nth-child(3) { min-height: 72px; color: #fff; background: #1b5272; border-color: #64a3bf; }
.site-shell .manifest-vessel { position: absolute; right: 0; bottom: 0; left: 0; height: 35px; background: #e8edf0; border-top: 2px solid #e59a57; }
.site-shell .manifest-vessel::after { position: absolute; right: 0; bottom: -1px; left: 0; height: 6px; background: #ec6b32; content: ''; }
.site-shell .manifest-vessel span { position: absolute; top: -13px; left: 16px; width: 10px; height: 13px; background: #e8edf0; }
.site-shell .manifest-vessel span:nth-child(2) { left: 31px; }
.site-shell .manifest-vessel strong { position: absolute; top: 9px; right: 16px; color: #092037; font-family: 'IBM Plex Mono', monospace; font-size: .5rem; letter-spacing: .16em; }
.site-shell .manifest-ledger { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #38556c; }
.site-shell .manifest-ledger span { display: flex; gap: 8px; align-items: center; min-height: 41px; padding: 8px; color: #a9bbc8; border-right: 1px solid #38556c; border-bottom: 1px solid #38556c; font-size: .57rem; }
.site-shell .manifest-ledger span:nth-child(even) { border-right: 0; }
.site-shell .manifest-ledger span:nth-last-child(-n + 2) { border-bottom: 0; }
.site-shell .manifest-ledger small { color: var(--public-gold); font-family: 'IBM Plex Mono', monospace; }
.site-shell .hero-ticker { position: absolute; z-index: 2; right: 0; bottom: 0; left: 0; display: flex; justify-content: space-between; padding: 13px max(24px, calc((100vw - 1320px) / 2)); color: #7891a5; border-top: 1px solid rgba(182, 215, 234, .14); font-family: 'IBM Plex Mono', monospace; font-size: .55rem; letter-spacing: .08em; }

.site-shell .capability-section, .site-shell .platform-section, .site-shell .network-section { padding-block: 108px; }
.site-shell .capability-section { background: var(--public-paper); }
.site-shell .capability-strip, .site-shell .platform-controls { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 55px; border-top: 1px solid var(--public-ink); border-left: 1px solid var(--public-line); }
.site-shell .capability-strip article, .site-shell .platform-controls article { position: relative; min-height: 245px; padding: 26px; background: rgba(255, 255, 255, .58); border-right: 1px solid var(--public-line); border-bottom: 3px solid var(--public-navy); }
.site-shell .capability-strip article:first-child, .site-shell .platform-controls article:first-child { border-bottom-color: var(--public-orange); }
.site-shell .capability-code { color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .6rem; }
.site-shell .capability-strip article > svg { display: block; width: 43px; height: 43px; margin: 34px 0 22px; color: var(--public-navy); stroke-width: 1.15; }
.site-shell .capability-strip h3, .site-shell .platform-controls h3 { margin-bottom: 10px; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: 1.45rem; }
.site-shell .capability-strip p, .site-shell .platform-controls p { margin: 0; color: #667586; font-size: .79rem; line-height: 1.7; }

.site-shell .process-section { padding: 110px 0 120px; color: #fff; background: var(--public-navy); }
.site-shell .process-section h2, .site-shell .process-section .section-heading > p { color: #fff; }
.site-shell .process-section .section-heading > p { color: #a9becd; }
.site-shell .process-matrix { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 55px; background: #3c5a72; border: 1px solid #3c5a72; }
.site-shell .process-matrix article { min-height: 205px; padding: 23px; background: #09243e; }
.site-shell .process-matrix article:nth-child(1), .site-shell .process-matrix article:nth-child(6) { background: #102f4d; }
.site-shell .process-matrix header { display: flex; justify-content: space-between; color: var(--public-gold); }
.site-shell .process-matrix header span { font-family: 'IBM Plex Mono', monospace; font-size: .62rem; }
.site-shell .process-matrix code { color: #94b4c8; font-family: 'IBM Plex Mono', monospace; font-size: .55rem; }
.site-shell .process-matrix h3 { margin: 36px 0 10px; color: #fff; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: 1.35rem; }
.site-shell .process-matrix p { margin: 0; color: #9bb0c0; font-size: .76rem; line-height: 1.65; }
.site-shell .inline-cta-light { color: #ff9a60; }

.site-shell .platform-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: center; }
.site-shell .platform-intro h2, .site-shell .network-copy h2 { margin: 15px 0 19px; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(2.4rem, 4vw, 4.35rem); letter-spacing: -.055em; line-height: .95; }
.site-shell .platform-intro p, .site-shell .network-copy p { max-width: 450px; color: #637083; line-height: 1.75; }
.site-shell .platform-intro .button { margin-top: 16px; }
.site-shell .platform-controls { grid-template-columns: 1fr; margin-top: 0; }
.site-shell .platform-controls article { min-height: 135px; display: grid; grid-template-columns: 30px 38px 1fr; gap: 18px; align-items: start; }
.site-shell .platform-controls article > span { color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .6rem; }
.site-shell .platform-controls article > svg { width: 32px; height: 32px; color: var(--public-navy); stroke-width: 1.2; }
.site-shell .platform-controls h3 { margin: 0 0 7px; font-size: 1.25rem; }

.site-shell .app-promo-section, .site-shell .home-contact-section, .site-shell .developer-network-section, .site-shell .partner-contact, .site-shell .column-cta { color: #fff; background: var(--public-navy); }
.site-shell .app-promo-grid, .site-shell .home-contact-grid, .site-shell .developer-network-grid, .site-shell .partner-contact, .site-shell .column-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; padding-block: 105px; }
.site-shell .app-promo-grid h2, .site-shell .home-contact-grid h2, .site-shell .developer-network-grid h2, .site-shell .column-cta h2, .site-shell .partner-contact h2 { margin: 15px 0 18px; color: #fff; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(2.5rem, 4.3vw, 4.5rem); letter-spacing: -.055em; line-height: .94; }
.site-shell .app-promo-grid p, .site-shell .home-contact-grid p, .site-shell .developer-network-grid p, .site-shell .column-cta p, .site-shell .partner-contact p { max-width: 520px; color: #a9becd; line-height: 1.75; }
.site-shell .app-promo-action { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; margin-top: 28px; }
.site-shell .app-promo-action > span { display: inline-flex; align-items: center; gap: 7px; color: #93afbf; font-family: 'IBM Plex Mono', monospace; font-size: .6rem; }
.site-shell .app-promo-action > span svg { width: 15px; color: #76d2a9; }
.site-shell .app-device-illustration { position: relative; min-height: 335px; display: grid; place-items: center; }
.site-shell .app-device { position: relative; width: 190px; min-height: 320px; display: grid; align-content: center; justify-items: center; gap: 11px; color: #fff; background: #0b2b49; border: 7px solid #d9e4e9; border-radius: 25px; box-shadow: 22px 22px 0 rgba(237, 106, 44, .16); transform: rotate(-6deg); }
.site-shell .app-device::before { position: absolute; top: 8px; left: 50%; width: 45px; height: 4px; background: #9fb2c0; border-radius: 4px; content: ''; transform: translateX(-50%); }
.site-shell .app-device header { position: absolute; top: 27px; right: 20px; left: 20px; display: flex; justify-content: space-between; color: var(--public-gold); font-family: 'IBM Plex Mono', monospace; font-size: .55rem; }
.site-shell .app-device header i { width: 5px; height: 5px; background: #72d3a9; border-radius: 50%; }
.site-shell .app-device > svg { width: 78px; height: 78px; color: var(--public-orange); }
.site-shell .app-device strong { font-family: 'IBM Plex Mono', monospace; font-size: .78rem; letter-spacing: .13em; }
.site-shell .app-device small { color: #94b2c3; font-family: 'IBM Plex Mono', monospace; font-size: .5rem; }
.site-shell .app-scan-lines { position: absolute; inset: 25px 10% 20px; display: grid; align-content: space-between; opacity: .45; }
.site-shell .app-scan-lines span { height: 1px; background: var(--public-orange); }

.site-shell .network-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: center; }
.site-shell .network-diagram { position: relative; min-height: 390px; border: 1px solid var(--public-line); background-image: linear-gradient(rgba(16,34,56,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(16,34,56,.06) 1px, transparent 1px); background-size: 30px 30px; }
.site-shell .network-node { position: absolute; z-index: 1; display: grid; min-width: 98px; min-height: 51px; place-items: center; padding: 8px; color: var(--public-navy); background: #fff; border: 1px solid #9eb0bc; font-family: 'IBM Plex Mono', monospace; font-size: .52rem; line-height: 1.3; text-align: center; }
.site-shell .node-platform { top: 50%; left: 50%; min-width: 130px; min-height: 74px; color: #fff; background: var(--public-navy); border-color: var(--public-orange); transform: translate(-50%, -50%); }
.site-shell .node-customer { top: 36px; left: 30px; }
.site-shell .node-warehouse { top: 40px; right: 25px; }
.site-shell .node-operations { bottom: 35px; left: 26px; }
.site-shell .node-developer { right: 28px; bottom: 39px; }
.site-shell .network-diagram i { position: absolute; height: 1px; background: repeating-linear-gradient(90deg, var(--public-orange) 0 6px, transparent 6px 12px); transform-origin: left; }
.site-shell .network-diagram i:nth-of-type(1) { top: 92px; left: 126px; width: 160px; transform: rotate(25deg); }
.site-shell .network-diagram i:nth-of-type(2) { top: 92px; right: 120px; width: 154px; transform: rotate(155deg); }
.site-shell .network-diagram i:nth-of-type(3) { bottom: 89px; left: 123px; width: 160px; transform: rotate(-25deg); }
.site-shell .network-diagram i:nth-of-type(4) { right: 120px; bottom: 89px; width: 154px; transform: rotate(-155deg); }

.site-shell .column-hero { position: relative; overflow: hidden; color: #fff; background: var(--public-navy); }
.site-shell .column-hero-lines { position: absolute; inset: 0; opacity: .5; background-image: linear-gradient(rgba(182, 215, 234, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(182, 215, 234, .08) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(110deg, #000 0 54%, transparent); }
.site-shell .column-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 260px; gap: 60px; align-items: center; min-height: 410px; padding-block: 85px; }
.site-shell .column-hero h1 { max-width: 760px; margin: 18px 0; color: #fff; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(3.2rem, 6vw, 6rem); letter-spacing: -.065em; line-height: .9; }
.site-shell .column-hero p { max-width: 690px; color: #afc3d1; font-size: .98rem; line-height: 1.75; }
.site-shell .column-index { display: grid; justify-items: end; gap: 9px; padding: 20px 0 20px 30px; border-left: 1px solid #5b7488; }
.site-shell .column-index span { color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: 4.4rem; line-height: .8; }
.site-shell .column-index strong { color: #fff; font-family: 'IBM Plex Mono', monospace; font-size: .7rem; letter-spacing: .17em; }
.site-shell .column-index small { color: #8fa8ba; font-family: 'IBM Plex Mono', monospace; font-size: .52rem; text-align: right; }
.site-shell .freight-methods, .site-shell .partner-principles, .site-shell .role-section, .site-shell .contact-channels, .site-shell .contact-instructions, .site-shell .process-gallery, .site-shell .editorial-split { padding-block: 100px; }
.site-shell .freight-method-grid, .site-shell .principle-grid, .site-shell .role-grid, .site-shell .contact-portal-grid { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 30px; border-top: 1px solid var(--public-ink); border-left: 1px solid var(--public-line); }
.site-shell .freight-method-grid article, .site-shell .principle-grid article, .site-shell .role-grid article, .site-shell .contact-portal-grid article { min-height: 250px; padding: 28px; background: #fff; border-right: 1px solid var(--public-line); border-bottom: 3px solid var(--public-navy); }
.site-shell .freight-method-grid article:first-child, .site-shell .principle-grid article:first-child, .site-shell .role-grid article:first-child { border-bottom-color: var(--public-orange); }
.site-shell .freight-method-grid article > div, .site-shell .principle-grid article > header, .site-shell .role-grid article > header, .site-shell .contact-channels article > header { display: flex; justify-content: space-between; color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .57rem; }
.site-shell .freight-method-grid article > div svg { width: 36px; height: 36px; color: var(--public-navy); }
.site-shell .freight-method-grid h2, .site-shell .principle-grid h3, .site-shell .role-grid h3, .site-shell .contact-channels h2, .site-shell .contact-portal-grid h3 { margin: 38px 0 12px; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: 1.8rem; }
.site-shell .freight-method-grid p, .site-shell .principle-grid p, .site-shell .role-grid p, .site-shell .contact-channels p, .site-shell .contact-portal-grid p { color: #687586; font-size: .8rem; line-height: 1.7; }
.site-shell .freight-method-grid a, .site-shell .contact-portal-grid a { display: inline-flex; align-items: center; gap: 7px; margin-top: 12px; color: var(--public-orange); font-size: .73rem; font-weight: 700; }
.site-shell .freight-method-grid a svg, .site-shell .contact-portal-grid a svg { width: 15px; }
.site-shell .services-matrix-section, .site-shell .contact-portals-section, .site-shell .about-model-section { padding-block: 100px; background: #e7e4dc; }
.site-shell .services-matrix, .site-shell .process-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 50px; border-top: 1px solid var(--public-ink); border-left: 1px solid var(--public-line); }
.site-shell .services-matrix article { min-height: 210px; padding: 23px; background: #fff; border-right: 1px solid var(--public-line); border-bottom: 1px solid var(--public-line); }
.site-shell .services-matrix article > span, .site-shell .process-gallery article code { color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .59rem; }
.site-shell .services-matrix article > svg { width: 34px; height: 34px; margin: 29px 0 17px; color: var(--public-navy); }
.site-shell .services-matrix h3 { margin: 0 0 9px; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: 1.28rem; }
.site-shell .services-matrix p { margin: 0; color: #687586; font-size: .75rem; line-height: 1.65; }
.site-shell .column-cta, .site-shell .partner-contact { margin-block: 0 100px; padding-inline: 70px; }

.site-shell .editorial-split, .site-shell .about-model-grid, .site-shell .external-reference { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.site-shell .editorial-split h2 { max-width: 570px; margin: 17px 0 0; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(2.4rem, 4vw, 4.3rem); letter-spacing: -.06em; line-height: .95; }
.site-shell .manifest-note { display: grid; grid-template-columns: 1fr 48px; gap: 15px; padding: 28px; background: #fff; border-left: 4px solid var(--public-orange); }
.site-shell .manifest-note > span { grid-column: 1 / -1; color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .58rem; }
.site-shell .manifest-note svg { width: 39px; height: 39px; color: var(--public-navy); }
.site-shell .manifest-note p { margin: 0; color: #657386; line-height: 1.7; }
.site-shell .about-model-section { color: #fff; background: var(--public-navy); }
.site-shell .about-model-grid { position: relative; }
.site-shell .about-model-grid h2 { margin: 16px 0; color: #fff; font-family: 'Source Serif 4', 'Noto Sans SC', serif; font-size: clamp(2.5rem, 4vw, 4.2rem); letter-spacing: -.05em; line-height: .95; }
.site-shell .about-model-grid p { color: #aec2d0; line-height: 1.7; }
.site-shell .handoff-diagram { display: flex; flex-direction: column; gap: 0; }
.site-shell .handoff-diagram span { padding: 14px 17px; color: #dce9ef; border: 1px solid #4c6980; font-family: 'IBM Plex Mono', monospace; font-size: .62rem; letter-spacing: .08em; }
.site-shell .handoff-diagram i { width: 1px; height: 18px; margin-left: 24px; background: var(--public-orange); }
.site-shell .about-model-grid > article { grid-column: 1 / -1; padding: 23px; border: 1px solid #456279; }
.site-shell .about-model-grid > article > span { color: var(--public-gold); font-family: 'IBM Plex Mono', monospace; font-size: .58rem; }
.site-shell .about-model-grid > article h3 { margin: 10px 0; color: #fff; font-family: 'Source Serif 4', serif; font-size: 1.4rem; }
.site-shell .about-model-grid > article p { margin: 0; }
.site-shell .role-grid { grid-template-columns: repeat(4, 1fr); }
.site-shell .role-grid article { min-height: 290px; }
.site-shell .role-grid article > svg { width: 38px; height: 38px; margin: 32px 0 0; color: var(--public-navy); }
.site-shell .role-grid h3 { margin-top: 19px; }
.site-shell .role-grid p { margin: 0; }

.site-shell .developer-network-section { margin-top: 0; }
.site-shell .developer-network-grid > svg { width: 100px; height: 100px; color: var(--public-orange); stroke-width: 1.1; }
.site-shell .external-reference { padding-block: 90px; }
.site-shell .external-reference h2 { margin: 14px 0; font-family: 'Source Serif 4', serif; font-size: 2.7rem; }
.site-shell .external-reference p { color: #687586; line-height: 1.7; }
.site-shell .external-reference > a { position: relative; display: grid; gap: 12px; padding: 28px; color: #fff; background: var(--public-navy); border-top: 3px solid var(--public-orange); }
.site-shell .external-reference > a span, .site-shell .external-reference > a small { color: #9cb4c3; font-family: 'IBM Plex Mono', monospace; font-size: .57rem; }
.site-shell .external-reference > a strong { font-family: 'Source Serif 4', serif; font-size: 1.55rem; }
.site-shell .external-reference > a svg { position: absolute; right: 25px; bottom: 25px; color: var(--public-orange); }

.site-shell .contact-channels { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.site-shell .contact-channels article { padding: 30px; background: #fff; border-top: 3px solid var(--public-orange); }
.site-shell .contact-channels article + article { border-top-color: var(--public-navy); }
.site-shell .contact-channels article > header svg { width: 34px; height: 34px; color: var(--public-navy); }
.site-shell .contact-channels h2 { margin-top: 45px; }
.site-shell .contact-channels .button { margin-top: 14px; }
.site-shell .contact-portal-grid { grid-template-columns: repeat(3, 1fr); }
.site-shell .contact-portal-grid article { min-height: 300px; }
.site-shell .contact-portal-grid article > svg { width: 39px; height: 39px; margin-top: 26px; color: var(--public-navy); }
.site-shell .contact-portal-grid h3 { margin-top: 20px; font-size: 1.45rem; }
.site-shell .contact-instructions { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.site-shell .contact-instructions h2 { margin: 15px 0; font-family: 'Source Serif 4', serif; font-size: 3rem; }
.site-shell .contact-instructions > div > p { color: #687586; line-height: 1.7; }
.site-shell .contact-instructions ol { display: grid; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--public-line); }
.site-shell .contact-instructions li { display: flex; gap: 22px; padding: 20px 0; color: #40536a; border-bottom: 1px solid var(--public-line); font-size: .82rem; line-height: 1.6; }
.site-shell .contact-instructions li span { color: var(--public-orange); font-family: 'IBM Plex Mono', monospace; font-size: .61rem; }

.site-shell .process-gallery > header { display: flex; justify-content: space-between; gap: 40px; padding-bottom: 22px; border-bottom: 1px solid var(--public-ink); }
.site-shell .process-gallery > header p { max-width: 450px; margin: 0; color: #687586; font-size: .8rem; line-height: 1.65; }
.site-shell .process-gallery-grid { grid-template-columns: repeat(2, 1fr); margin-top: 0; }
.site-shell .process-gallery article { background: #fff; border-right: 1px solid var(--public-line); border-bottom: 1px solid var(--public-line); }
.site-shell .gallery-art { position: relative; min-height: 225px; display: grid; place-items: center; color: var(--public-orange); background: #09243e; overflow: hidden; }
.site-shell .gallery-art::before { position: absolute; inset: 0; opacity: .35; background-image: linear-gradient(rgba(182,215,234,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(182,215,234,.12) 1px, transparent 1px); background-size: 28px 28px; content: ''; }
.site-shell .gallery-art > span, .site-shell .process-gallery article > div:last-child > code { position: absolute; top: 17px; left: 18px; color: var(--public-gold); font-family: 'IBM Plex Mono', monospace; font-size: .57rem; }
.site-shell .gallery-art > svg { position: relative; z-index: 1; width: 75px; height: 75px; }
.site-shell .process-gallery article > div:last-child { position: relative; min-height: 170px; padding: 28px 23px; }
.site-shell .process-gallery article > div:last-child > code { position: static; }
.site-shell .process-gallery article h2 { margin: 25px 0 10px; font-family: 'Source Serif 4', serif; font-size: 1.65rem; }
.site-shell .process-gallery article p { margin: 0; color: #687586; font-size: .8rem; line-height: 1.7; }

.site-shell .site-footer { padding-top: 0; }
.site-shell .footer-lead { display: flex; align-items: center; justify-content: space-between; gap: 35px; padding-block: 58px; border-bottom: 1px solid #29445a; }
.site-shell .footer-lead h2 { margin: 14px 0 0; color: #fff; font-family: 'Source Serif 4', serif; font-size: 2.25rem; }
.site-shell .footer-grid { padding-top: 62px; }

@media (max-width: 950px) {
  .site-shell .home-hero-layout { grid-template-columns: 1fr; gap: 45px; }
  .site-shell .freight-manifest { width: min(100%, 550px); justify-self: end; }
  .site-shell .platform-section, .site-shell .network-section { grid-template-columns: 1fr; gap: 50px; }
  .site-shell .role-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
  .site-shell .header-inner { width: calc(100% - 28px); }
  .site-shell .header-portal-button, .site-shell .login-link { display: none; }
  .site-shell .home-hero { min-height: 0; }
  .site-shell .home-hero-layout { min-height: 0; padding-block: 100px 90px; }
  .site-shell .home-hero-copy h1 { font-size: clamp(3.3rem, 15vw, 5.2rem); }
  .site-shell .hero-tracking { grid-template-columns: 20px 1fr; }
  .site-shell .hero-tracking .button { grid-column: 1 / -1; width: 100%; }
  .site-shell .freight-manifest { transform: none; }
  .site-shell .hero-ticker { display: none; }
  .site-shell .split-heading, .site-shell .platform-section, .site-shell .network-section, .site-shell .app-promo-grid, .site-shell .home-contact-grid, .site-shell .column-hero-grid, .site-shell .editorial-split, .site-shell .about-model-grid, .site-shell .external-reference, .site-shell .contact-instructions, .site-shell .column-cta, .site-shell .partner-contact { grid-template-columns: 1fr; gap: 35px; }
  .site-shell .capability-strip, .site-shell .process-matrix, .site-shell .services-matrix, .site-shell .freight-method-grid, .site-shell .principle-grid, .site-shell .contact-channels, .site-shell .contact-portal-grid, .site-shell .process-gallery-grid { grid-template-columns: 1fr; }
  .site-shell .capability-section, .site-shell .platform-section, .site-shell .network-section, .site-shell .freight-methods, .site-shell .partner-principles, .site-shell .role-section, .site-shell .contact-channels, .site-shell .contact-instructions, .site-shell .process-gallery, .site-shell .editorial-split { padding-block: 70px; }
  .site-shell .process-section { padding-block: 75px; }
  .site-shell .column-hero-grid { min-height: 360px; padding-block: 70px; }
  .site-shell .column-index { justify-items: start; padding: 15px 0 0; border-top: 1px solid #5b7488; border-left: 0; }
  .site-shell .column-index small { text-align: left; }
  .site-shell .column-cta, .site-shell .partner-contact { margin-bottom: 70px; padding: 45px 22px; }
  .site-shell .footer-lead { align-items: flex-start; flex-direction: column; }
  .site-shell .footer-lead .button { width: 100%; }
  .site-shell .app-device-illustration { min-height: 285px; }
  .site-shell .network-diagram { min-height: 320px; transform: scale(.92); transform-origin: center; }
}