:root {
            --primary: #4875f3;
            --primary-dark: #325bd4;
            --primary-light: #eff3fe;
            --accent: #0f172a;
            --body-bg: #f8fafc;
            --surface: #ffffff;
            --text-main: #1e293b;
            --text-sub: #64748b;
            --shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
            --radius: 12px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--body-bg);
            color: var(--text-main);
            line-height: 1.7;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.35s ease;
        }

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

        /* 统一外层包装 */
        .sleeve {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            width: 100%;
        }

        /* 顶部导航 Header */
        .crest {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .vector {
            max-width: 1240px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .sigil {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

        .sigil img {
            width: 36px;
            height: 36px;
            object-fit: contain;
        }

        .sigil-script {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.01em;
            word-break: keep-all;
        }

        .tracer {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 24px;
        }

        .tracer-strand {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-sub);
            padding: 6px 12px;
            border-radius: 8px;
            transition: all 0.35s ease;
            word-break: keep-all;
        }

        .tracer-strand:hover,
        .tracer-strand.active {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        /* 主体内容 Envelope */
        .envelope {
            flex: 1;
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 32px 24px 80px;
            display: flex;
            flex-direction: column;
            gap: 64px;
        }

        /* Block 1: Download Hero Vertical Stack */
        .beacon-apogee {
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 48px 32px;
            box-shadow: var(--shadow);
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 32px;
        }

        .capsule-bead {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background-color: var(--primary-light);
            color: var(--primary-dark);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
        }

        .beacon-subject {
            font-size: clamp(1.85rem, 3.5vw, 2.75rem);
            font-weight: 800;
            color: var(--accent);
            line-height: 1.25;
            letter-spacing: -0.02em;
            max-width: 900px;
            word-break: keep-all;
        }

        .beacon-script {
            font-size: 1.1rem;
            color: var(--text-sub);
            max-width: 780px;
            line-height: 1.7;
        }

        .dispatch-nexus {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            width: 100%;
        }

        .keyer-impulse {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            background-color: var(--primary);
            color: #ffffff;
            font-weight: 600;
            font-size: 1.05rem;
            border-radius: var(--radius);
            box-shadow: 0 4px 14px rgba(72, 117, 243, 0.35);
            transition: all 0.35s ease;
            min-width: 0;
        }

        .keyer-impulse:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(72, 117, 243, 0.45);
        }

        .tapper-impulse {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            background-color: #ffffff;
            color: var(--text-main);
            border: 1px solid #cbd5e1;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius);
            transition: all 0.35s ease;
            min-width: 0;
        }

        .tapper-impulse:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: var(--primary-light);
        }

        .print-chassis {
            width: 100%;
            max-width: 980px;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #e2e8f0;
            box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.1);
        }

        .print-chassis img {
            width: 100%;
            object-fit: cover;
        }

        /* Block 2: Platform Matrix */
        .matrix-chassis {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .ribbon-bead {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-end;
            gap: 16px;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 16px;
        }

        .subject-primary {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.01em;
        }

        .script-subtext {
            color: var(--text-sub);
            font-size: 0.95rem;
        }

        .nexus-matrix {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
            width: 100%;
        }

        .packet-chassis {
            background-color: var(--surface);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 28px;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 24px;
            transition: all 0.35s ease;
            min-width: 0;
        }

        .packet-chassis:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
            box-shadow: 0 16px 32px -8px rgba(72, 117, 243, 0.15);
        }

        .packet-crest {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .glyph-nexus {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .packet-subject {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--accent);
        }

        .packet-script {
            font-size: 0.875rem;
            color: var(--text-sub);
            margin-top: 4px;
        }

        .packet-body {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 0.9rem;
            color: var(--text-main);
        }

        .bead-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 12px;
            background-color: #f1f5f9;
            border-radius: 6px;
        }

        .bead-tag {
            font-weight: 600;
            color: var(--text-sub);
            font-size: 0.8rem;
        }

        .bead-val {
            font-family: monospace;
            font-size: 0.85rem;
            color: var(--accent);
        }

        .packet-suffix {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .matrix-media-chassis {
            margin-top: 24px;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #e2e8f0;
        }

        /* Block 3: Installation Flow Steps (Aside) */
        .nexus-chassis {
            background-color: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 40px 32px;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .flow-matrix {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }

        .memo-chassis {
            position: relative;
            padding: 24px;
            background-color: var(--body-bg);
            border-radius: 12px;
            border-left: 4px solid var(--primary);
            display: flex;
            flex-direction: column;
            gap: 12px;
            min-width: 0;
        }

        .memo-step {
            font-size: 0.8rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .memo-subject {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent);
        }

        .memo-script {
            font-size: 0.9rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        .flow-print {
            border-radius: 12px;
            overflow: hidden;
            margin-top: 16px;
            border: 1px solid #cbd5e1;
        }

        /* Block 4: Bot Experience (Div) */
        .dispatch-chassis {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #ffffff;
            border-radius: 16px;
            padding: 48px 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
        }

        .dispatch-envelope {
            flex: 1 1 400px;
            display: flex;
            flex-direction: column;
            gap: 20px;
            min-width: 0;
        }

        .dispatch-subject {
            font-size: clamp(1.5rem, 2.5vw, 2.2rem);
            font-weight: 800;
            line-height: 1.3;
            color: #ffffff;
        }

        .dispatch-script {
            color: #94a3b8;
            font-size: 1rem;
            line-height: 1.7;
        }

        .dispatch-print {
            flex: 1 1 450px;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            min-width: 0;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin-top: 12px;
        }

        .feature-bead {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .feature-bead span {
            font-size: 0.9rem;
            font-weight: 600;
            color: #f1f5f9;
        }

        /* 页脚 Terminus */
        .terminus-ground {
            background-color: #0f172a;
            color: #94a3b8;
            border-top: 1px solid #1e293b;
            padding: 48px 24px 32px;
            margin-top: auto;
        }

        .terminus-signoff {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 24px;
        }

        .terminus-script {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
        }

        .terminus-tracer {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .terminus-strand {
            color: #94a3b8;
            font-size: 0.9rem;
            transition: color 0.35s ease;
        }

        .terminus-strand:hover {
            color: var(--primary);
        }

        .terminus-script {
            width: 100%;
            text-align: center;
            padding-top: 32px;
            margin-top: 32px;
            border-top: 1px solid #1e293b;
            font-size: 0.85rem;
            color: #64748b;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .vector {
                flex-direction: column;
                gap: 16px;
            }

            .tracer {
                justify-content: center;
                gap: 12px;
            }

            .beacon-apogee {
                padding: 32px 16px;
            }

            .nexus-chassis {
                padding: 24px 16px;
            }

            .dispatch-chassis {
                padding: 32px 20px;
            }
        }

.vector-crest{
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }

.vector-crest .vector-vector{
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

.vector-crest .vector-sigil{
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            min-width: 0;
        }

.vector-crest .vector-sigil img{
            height: 40px;
            width: auto;
            display: block;
        }

.vector-crest .vector-sigil-script{
            font-size: 1.125rem;
            font-weight: 700;
            color: #0f172a;
            white-space: normal;
        }

.vector-crest .vector-tracer{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }

.vector-crest .vector-tracer-strand{
            padding: 8px 16px;
            color: #64748b;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 8px;
            transition: all 0.35s ease;
        }

.vector-crest .vector-tracer-strand:hover{
            color: #4875f3;
            background-color: #eff3fe;
        }

.vector-crest .vector-tracer-strand.vector-active{
            color: #4875f3;
            background-color: #eff3fe;
            font-weight: 600;
        }

@media (max-width: 768px){.vector-crest .vector-vector{
                height: auto;
                padding: 16px;
                flex-direction: column;
                gap: 16px;
            }

.vector-crest .vector-tracer{
                width: 100%;
                justify-content: center;
            }}

.vector-crest {
    background: rgb(255, 255, 255);
    background-image: none;
}

.terminus-envelope {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    word-break: break-word;
    color: var(--text-main);
}
.terminus-envelope,
.terminus-envelope *,
.terminus-envelope *::before,
.terminus-envelope *::after {
    box-sizing: border-box;
}

.terminus-envelope nav,
.terminus-envelope div,
.terminus-envelope section,
.terminus-envelope article,
.terminus-envelope aside,
.terminus-envelope p,
.terminus-envelope h1,
.terminus-envelope h2,
.terminus-envelope h3,
.terminus-envelope h4,
.terminus-envelope h5,
.terminus-envelope h6,
.terminus-envelope a {
    margin: 0;
    padding: 0;
    font: inherit;
    color: inherit;
    letter-spacing: inherit;
    line-height: inherit;
}

.terminus-envelope p,
.terminus-envelope h1,
.terminus-envelope h2,
.terminus-envelope h3,
.terminus-envelope h4,
.terminus-envelope h5,
.terminus-envelope h6 {
    text-decoration: none;
}

.terminus-envelope img {
    display: block;
    max-width: 100%;
    height: auto;
    border: 0;
}

.terminus-envelope {
    box-shadow: none;
    filter: none;
    text-shadow: none;
    background-image: none;
    border-top: none;
    border-left: none;
    border-right: none;
    outline: none;
}

.terminus-envelope a,
.terminus-envelope a:hover,
.terminus-envelope a:focus,
.terminus-envelope a:active {
    background: transparent;
    box-shadow: none;
    outline: none;
    text-decoration: none;
}

.terminus-envelope{
            width: 100%;
            min-height: 100vh;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
        }

.terminus-envelope .terminus-crest{
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }

.terminus-envelope .terminus-vector{
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

.terminus-envelope .terminus-sigil{
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            min-width: 0;
        }

.terminus-envelope .terminus-sigil img{
            height: 40px;
            width: auto;
            display: block;
        }

.terminus-envelope .terminus-sigil-script{
            font-size: 1.125rem;
            font-weight: 700;
            color: #0f172a;
            white-space: normal;
        }

.terminus-envelope .terminus-tracer{
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }

.terminus-envelope .terminus-tracer-strand{
            padding: 8px 16px;
            color: #64748b;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 8px;
            transition: all 0.35s ease;
        }

.terminus-envelope .terminus-tracer-strand:hover{
            color: #4875f3;
            background-color: #eff3fe;
        }

.terminus-envelope .terminus-tracer-strand.terminus-active{
            color: #4875f3;
            background-color: #eff3fe;
            font-weight: 600;
        }

.terminus-envelope .terminus-beacon-apogee{
            background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
            padding: 64px 24px 80px;
            border-bottom: 1px solid #e2e8f0;
        }

.terminus-envelope .terminus-beacon-chassis{
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

.terminus-envelope .terminus-beacon-sleeve{
            max-width: 900px;
            width: 100%;
            margin-bottom: 40px;
        }

.terminus-envelope .terminus-beacon-subject{
            font-size: clamp(2rem, 4vw, 3.25rem);
            font-weight: 800;
            color: #0f172a;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

.terminus-envelope .terminus-beacon-subject span{
            color: #4875f3;
        }

.terminus-envelope .terminus-beacon-script{
            font-size: 1.15rem;
            color: #64748b;
            max-width: 780px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

.terminus-envelope .terminus-tapper-nexus{
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            margin-bottom: 24px;
        }

.terminus-envelope .terminus-impulse-keyer{
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            background-color: #4875f3;
            color: #ffffff;
            font-weight: 600;
            font-size: 1.05rem;
            text-decoration: none;
            border-radius: 12px;
            box-shadow: 0 4px 14px rgba(72, 117, 243, 0.35);
            transition: all 0.35s ease;
        }

.terminus-envelope .terminus-impulse-keyer:hover{
            background-color: #325bd4;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(72, 117, 243, 0.45);
        }

.terminus-envelope .terminus-impulse-keyer-ghost{
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            background-color: #ffffff;
            color: #1e293b;
            font-weight: 600;
            font-size: 1.05rem;
            text-decoration: none;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
            transition: all 0.35s ease;
        }

.terminus-envelope .terminus-impulse-keyer-ghost:hover{
            border-color: #4875f3;
            color: #4875f3;
            transform: translateY(-2px);
            background-color: #eff3fe;
        }

.terminus-envelope .terminus-apogee-print-chassis{
            width: 100%;
            background-color: #ffffff;
            border-radius: 16px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
            padding: 32px;
            margin-top: 16px;
        }

.terminus-envelope .terminus-ticker-ribbon{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            gap: 24px;
        }

.terminus-envelope .terminus-ticker-bead{
            flex: 1;
            min-width: 200px;
            padding: 20px;
            background: #f8fafc;
            border-radius: 12px;
            text-align: left;
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

.terminus-envelope .terminus-ticker-bead-subject{
            font-size: 1.75rem;
            font-weight: 800;
            color: #4875f3;
            margin-bottom: 4px;
        }

.terminus-envelope .terminus-ticker-bead-script{
            font-size: 0.9rem;
            color: #64748b;
            font-weight: 500;
        }

.terminus-envelope .terminus-capsule-sleeve{
            padding: 80px 24px;
            max-width: 1280px;
            margin: 0 auto;
            width: 100%;
        }

.terminus-envelope .terminus-matrix-nexus{
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
        }

.terminus-envelope .terminus-capsule-packet{
            flex: 1;
            min-width: 320px;
        }

.terminus-envelope .terminus-capsule-subject{
            font-size: 2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 20px;
            line-height: 1.3;
        }

.terminus-envelope .terminus-capsule-script{
            color: #64748b;
            font-size: 1.05rem;
            margin-bottom: 24px;
            line-height: 1.8;
        }

.terminus-envelope .terminus-bead-flock{
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 16px;
        }

.terminus-envelope .terminus-bead-memo{
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: flex-start;
            padding: 16px;
            background: #ffffff;
            border-radius: 10px;
            border: 1px solid #e2e8f0;
        }

.terminus-envelope .terminus-glyph-sleeve{
            width: 44px;
            height: 44px;
            background-color: #eff3fe;
            color: #4875f3;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

.terminus-envelope .terminus-bead-subject{
            font-size: 1.05rem;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 4px;
        }

.terminus-envelope .terminus-bead-script{
            font-size: 0.925rem;
            color: #64748b;
        }

.terminus-envelope .terminus-print-packet{
            flex: 1;
            min-width: 320px;
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid #e2e8f0;
            box-shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
        }

.terminus-envelope .terminus-print-packet img{
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

.terminus-envelope .terminus-memo-nexus{
            background-color: #ffffff;
            border-top: 1px solid #e2e8f0;
            border-bottom: 1px solid #e2e8f0;
            padding: 80px 24px;
            width: 100%;
        }

.terminus-envelope .terminus-memo-chassis{
            max-width: 1280px;
            margin: 0 auto;
        }

.terminus-envelope .terminus-memo-crest{
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }

.terminus-envelope .terminus-memo-subject{
            font-size: 2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 16px;
        }

.terminus-envelope .terminus-memo-script{
            font-size: 1.05rem;
            color: #64748b;
        }

.terminus-envelope .terminus-ecosystem-matrix{
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: center;
        }

.terminus-envelope .terminus-ecosystem-print-sleeve{
            flex: 1;
            min-width: 320px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
            border: 1px solid #e2e8f0;
        }

.terminus-envelope .terminus-ecosystem-print-sleeve img{
            width: 100%;
            height: auto;
            display: block;
        }

.terminus-envelope .terminus-ecosystem-flock{
            flex: 1;
            min-width: 320px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

.terminus-envelope .terminus-ecosystem-capsule{
            width: 100%;
            background-color: #f8fafc;
            padding: 24px;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
            transition: all 0.35s ease;
        }

.terminus-envelope .terminus-ecosystem-capsule:hover{
            transform: translateY(-3px);
            border-color: #4875f3;
            box-shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
        }

.terminus-envelope .terminus-ecosystem-subject{
            font-size: 1.15rem;
            font-weight: 600;
            color: #0f172a;
            margin-bottom: 8px;
        }

.terminus-envelope .terminus-ecosystem-script{
            font-size: 0.95rem;
            color: #64748b;
            line-height: 1.6;
        }

.terminus-envelope .terminus-packet-chassis{
            padding: 80px 24px;
            max-width: 1280px;
            margin: 0 auto;
            width: 100%;
        }

.terminus-envelope .terminus-packet-crest{
            text-align: center;
            max-width: 800px;
            margin: 0 auto 56px;
        }

.terminus-envelope .terminus-packet-subject{
            font-size: 2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 16px;
        }

.terminus-envelope .terminus-packet-script{
            font-size: 1.05rem;
            color: #64748b;
        }

.terminus-envelope .terminus-matrix-grid{
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

.terminus-envelope .terminus-matrix-bead{
            flex: 1;
            min-width: 280px;
            background: #ffffff;
            padding: 32px 24px;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
            box-shadow: 0 10px 25px -5px rgba(72, 117, 243, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            justify-content: space-between;
        }

.terminus-envelope .terminus-matrix-bead-crest{
            margin-bottom: 20px;
        }

.terminus-envelope .terminus-matrix-bead-subject{
            font-size: 1.25rem;
            font-weight: 700;
            color: #0f172a;
            margin-top: 16px;
            margin-bottom: 8px;
        }

.terminus-envelope .terminus-matrix-bead-script{
            font-size: 0.95rem;
            color: #64748b;
            line-height: 1.7;
        }

.terminus-envelope .terminus-pathway-matrix{
            background: linear-gradient(180deg, #f8fafc 0%, #edf2ff 100%);
            padding: 80px 24px;
            border-top: 1px solid #e2e8f0;
            width: 100%;
        }

.terminus-envelope .terminus-pathway-chassis{
            max-width: 1280px;
            margin: 0 auto;
        }

.terminus-envelope .terminus-pathway-crest{
            margin-bottom: 40px;
        }

.terminus-envelope .terminus-pathway-subject{
            font-size: 1.85rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 12px;
        }

.terminus-envelope .terminus-pathway-script{
            font-size: 1rem;
            color: #64748b;
        }

.terminus-envelope .terminus-pathway-flock{
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

.terminus-envelope .terminus-pathway-capsule{
            flex: 1;
            min-width: 260px;
            background: #ffffff;
            padding: 28px;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
            text-decoration: none;
            transition: all 0.35s ease;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            justify-content: space-between;
        }

.terminus-envelope .terminus-pathway-capsule:hover{
            transform: translateY(-4px);
            border-color: #4875f3;
            box-shadow: 0 12px 30px -10px rgba(72, 117, 243, 0.2);
        }

.terminus-envelope .terminus-pathway-bead-subject{
            font-size: 1.2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.terminus-envelope .terminus-pathway-bead-script{
            font-size: 0.925rem;
            color: #64748b;
            line-height: 1.6;
            margin-bottom: 16px;
        }

.terminus-envelope .terminus-pathway-strand{
            color: #4875f3;
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

.terminus-envelope .terminus-terminus{
            background-color: #0f172a;
            color: #94a3b8;
            padding: 60px 24px 32px;
            border-top: 1px solid #1e293b;
            width: 100%;
        }

.terminus-envelope .terminus-signoff-chassis{
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            margin-bottom: 48px;
        }

.terminus-envelope .terminus-signoff-bead{
            flex: 2;
            min-width: 280px;
        }

.terminus-envelope .terminus-signoff-brand{
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
        }

.terminus-envelope .terminus-signoff-script{
            font-size: 0.925rem;
            line-height: 1.7;
            max-width: 480px;
        }

.terminus-envelope .terminus-signoff-flock{
            flex: 1;
            min-width: 160px;
            display: flex;
            flex-wrap: wrap;
            flex-direction: column;
            gap: 12px;
        }

.terminus-envelope .terminus-signoff-subject{
            font-size: 0.95rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 4px;
        }

.terminus-envelope .terminus-signoff-strand{
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.9rem;
            transition: all 0.35s ease;
        }

.terminus-envelope .terminus-signoff-strand:hover{
            color: #4875f3;
        }

.terminus-envelope .terminus-ground-ribbon{
            max-width: 1280px;
            margin: 0 auto;
            padding-top: 32px;
            border-top: 1px solid #1e293b;
            text-align: center;
            font-size: 0.875rem;
            color: #64748b;
        }

@media (max-width: 1024px){.terminus-envelope .terminus-matrix-bead{
                flex: 1 1 calc(50% - 24px);
            }}

@media (max-width: 768px){.terminus-envelope .terminus-vector{
                height: auto;
                padding: 16px;
                flex-direction: column;
                gap: 16px;
            }

.terminus-envelope .terminus-tracer{
                width: 100%;
                justify-content: center;
            }

.terminus-envelope .terminus-beacon-apogee{
                padding: 40px 16px 60px;
            }

.terminus-envelope .terminus-beacon-subject{
                font-size: 1.85rem;
            }

.terminus-envelope .terminus-matrix-nexus, .terminus-envelope .terminus-ecosystem-matrix{
                flex-direction: column;
                gap: 32px;
            }

.terminus-envelope .terminus-matrix-bead{
                flex: 1 1 100%;
            }

.terminus-envelope .terminus-pathway-capsule{
                flex: 1 1 100%;
            }

.terminus-envelope .terminus-signoff-chassis{
                flex-direction: column;
                gap: 32px;
            }}