/* --- TOKENS ---------------------------------------- */
        :root {
            --green:   #09cd91;
            --green-d: #07b07c;
            --blue:    #4fc3f7;
            --purple:  #7c6dfa;
            --card-bg: rgba(255,255,255,0.035);
            --card-border: rgba(255,255,255,0.07);
            --text-muted: rgba(200,208,220,0.65);
            --radius-xl: 20px;
            --transition: 0.25s ease;
        }

        /* --- HERO ------------------------------------------- */
        .pfi-hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 130px 20px 90px;
            position: relative;
            overflow: hidden;
        }
        .pfi-hero-orb {
            position: absolute;
            border-radius: 50%;
            pointer-events: none;
        }
        .pfi-hero-orb-1 {
            top: -8%;
            right: -6%;
            width: 620px;
            height: 620px;
            background: radial-gradient(circle, rgba(79,195,247,.11) 0%, transparent 68%);
        }
        .pfi-hero-orb-2 {
            bottom: 5%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(9,205,145,.09) 0%, transparent 68%);
        }
        .pfi-hero-orb-3 {
            top: 40%;
            left: 45%;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(124,109,250,.07) 0%, transparent 68%);
        }
        .pfi-hero-inner {
            position: relative;
            z-index: 1;
        }
        .pfi-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(9,205,145,.08);
            border: 1px solid rgba(9,205,145,.22);
            border-radius: 50px;
            padding: 5px 16px;
            font-size: 11.5px;
            font-weight: 600;
            color: var(--green);
            letter-spacing: .06em;
            text-transform: uppercase;
            margin-bottom: 28px;
        }
        .pfi-badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--green);
            animation: pfi-pulse 1.8s ease-in-out infinite;
        }
        @keyframes pfi-pulse {
            0%,100%{ opacity:1; transform:scale(1); }
            50%    { opacity:.4; transform:scale(.7); }
        }
        .pfi-hero-headline {
            font-size: clamp(2.4rem, 5.5vw, 3.8rem);
            font-weight: 800;
            line-height: 1.12;
            color: #f0f4f8;
            margin-bottom: 22px;
            letter-spacing: -.02em;
        }
        .pfi-hero-headline .pfi-grad {
            background: linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .pfi-hero-sub {
            font-size: 1.1rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 560px;
            margin-bottom: 40px;
        }
        .pfi-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--green) 0%, var(--green-d) 100%);
            color: #050e1c;
            font-weight: 700;
            font-size: .9rem;
            padding: 13px 30px;
            border-radius: 10px;
            text-decoration: none;
            transition: opacity var(--transition), transform var(--transition);
            letter-spacing: .02em;
        }
        .pfi-btn-primary:hover {
            opacity: .88;
            transform: translateY(-2px);
            color: #050e1c;
            text-decoration: none;
        }
        .pfi-btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.12);
            color: #d8e0ec;
            font-weight: 600;
            font-size: .9rem;
            padding: 13px 28px;
            border-radius: 10px;
            text-decoration: none;
            transition: background var(--transition), border-color var(--transition), transform var(--transition);
        }
        .pfi-btn-secondary:hover {
            background: rgba(255,255,255,.1);
            border-color: rgba(255,255,255,.2);
            transform: translateY(-2px);
            color: #f0f4f8;
            text-decoration: none;
        }

        /* hero stats */
        .pfi-hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 52px;
        }
        .pfi-stat-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--green);
            line-height: 1;
        }
        .pfi-stat-label {
            font-size: .78rem;
            color: var(--text-muted);
            margin-top: 4px;
            letter-spacing: .03em;
        }
        .pfi-stat-div {
            width: 1px;
            background: rgba(255,255,255,.1);
            align-self: stretch;
        }

        /* hero graphic */
        .pfi-graphic-card {
            background: rgba(255,255,255,.042);
            border: 1px solid rgba(255,255,255,.08);
            border-radius: var(--radius-xl);
            padding: 20px 22px;
            backdrop-filter: blur(12px);
        }
        .pfi-graphic-title {
            font-size: .75rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: .08em;
            margin-bottom: 14px;
        }
        .pfi-graphic-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,.05);
        }
        .pfi-graphic-row:last-child { border-bottom: none; }
        .pfi-graphic-label {
            font-size: .82rem;
            color: rgba(200,208,220,.8);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pfi-graphic-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .pfi-graphic-status {
            font-size: .75rem;
            font-weight: 600;
            padding: 3px 9px;
            border-radius: 20px;
        }
        .pfi-status-live   { background: rgba(9,205,145,.12); color: var(--green);  }
        .pfi-status-sync   { background: rgba(79,195,247,.12); color: var(--blue);  }
        .pfi-status-active { background: rgba(124,109,250,.12); color: var(--purple); }
        .pfi-floating-badge {
            z-index: 2;
            position: absolute;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(9,205,145,.1);
            border: 1px solid rgba(9,205,145,.25);
            border-radius: 8px;
            padding: 7px 12px;
            font-size: .75rem;
            font-weight: 600;
            color: var(--green);
            white-space: nowrap;
            backdrop-filter: blur(8px);
            animation: pfi-float 3s ease-in-out infinite;
        }
        .pfi-floating-badge-2 {
            background: rgba(79,195,247,.1);
            border-color: rgba(79,195,247,.25);
            color: var(--blue);
            animation-delay: 1.5s;
        }
        @keyframes pfi-float {
            0%,100%{ transform: translateY(0); }
            50%    { transform: translateY(-7px); }
        }

        /* --- SECTION SHARED ---------------------------------- */
        .pfi-section       { padding: 96px 20px; }
        .pfi-section-sm    { padding: 72px 20px; }
        .pfi-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 11.5px;
            font-weight: 700;
            color: var(--green);
            letter-spacing: .1em;
            text-transform: uppercase;
            margin-bottom: 14px;
        }
        .pfi-section-title {
            font-size: clamp(1.75rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: #f0f4f8;
            line-height: 1.2;
            letter-spacing: -.02em;
            margin-bottom: 16px;
        }
        .pfi-section-title .pfi-grad {
            background: linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .pfi-section-sub {
            font-size: .98rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 580px;
            margin: 0 auto;
        }

        /* --- FEATURE CARDS ----------------------------------- */
        .pfi-feature-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-xl);
            padding: 30px 26px;
            height: 100%;
            transition: transform var(--transition), border-color var(--transition), background var(--transition);
        }
        .pfi-feature-card:hover {
            transform: translateY(-5px);
            border-color: rgba(9,205,145,.2);
            background: rgba(9,205,145,.04);
        }
        .pfi-feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        .pfi-icon-green  { background: rgba(9,205,145,.1);   color: var(--green);  }
        .pfi-icon-blue   { background: rgba(79,195,247,.1);  color: var(--blue);   }
        .pfi-icon-purple { background: rgba(124,109,250,.1); color: var(--purple); }
        .pfi-icon-teal   { background: rgba(38,198,218,.1);  color: #26c6da;       }
        .pfi-icon-amber  { background: rgba(255,183,77,.1);  color: #ffb74d;       }
        .pfi-icon-rose   { background: rgba(240,98,146,.1);  color: #f06292;       }
        .pfi-feature-name {
            font-size: 1rem;
            font-weight: 700;
            color: #ecf0f8;
            margin-bottom: 8px;
        }
        .pfi-feature-desc {
            font-size: .83rem;
            color: var(--text-muted);
            line-height: 1.65;
        }
        .pfi-feature-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: .78rem;
            font-weight: 600;
            color: var(--green);
            margin-top: 14px;
            text-decoration: none;
            opacity: .7;
            transition: opacity var(--transition);
        }
        .pfi-feature-card:hover .pfi-feature-link { opacity: 1; }

        /* --- HOW IT WORKS ------------------------------------ */
        .pfi-steps-bg {
            background: rgba(255,255,255,.018);
            border-top: 1px solid rgba(255,255,255,.06);
            border-bottom: 1px solid rgba(255,255,255,.06);
        }
        .pfi-steps-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
        }
        @media (max-width: 991px) {
            .pfi-steps-grid { grid-template-columns: 1fr; }
        }
        .pfi-step-item {
            position: relative;
            padding: 36px 24px;
            text-align: center;
        }
        .pfi-step-item + .pfi-step-item::before {
            content: '';
            position: absolute;
            left: 0; top: 50%;
            transform: translateY(-50%);
            width: 1px; height: 55%;
            background: rgba(255,255,255,.07);
        }
        @media (max-width: 991px) {
            .pfi-step-item + .pfi-step-item::before {
                left: 50%; top: 0;
                transform: translateX(-50%);
                width: 55%; height: 1px;
            }
        }
        .pfi-step-num {
            width: 48px; height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(9,205,145,.15) 0%, rgba(79,195,247,.15) 100%);
            border: 1.5px solid rgba(9,205,145,.3);
            display: flex; align-items: center; justify-content: center;
            font-size: .85rem; font-weight: 800;
            color: var(--green);
            margin: 0 auto 16px;
        }
        .pfi-step-icon  { font-size: 20px; color: var(--green); margin-bottom: 14px; }
        .pfi-step-name  { font-size: .93rem; font-weight: 700; color: #ecf0f8; margin-bottom: 8px; }
        .pfi-step-desc  { font-size: .78rem; color: var(--text-muted); line-height: 1.6; }
        .pfi-step-active .pfi-step-num {
            background: linear-gradient(135deg, var(--green) 0%, var(--green-d) 100%);
            border-color: var(--green);
            color: #050e1c;
            box-shadow: 0 0 20px rgba(9,205,145,.35);
        }

        /* --- WHY CARDS --------------------------------------- */
        .pfi-why-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-xl);
            padding: 36px 30px;
            height: 100%;
            transition: transform var(--transition), border-color var(--transition);
        }
        .pfi-why-card:hover { transform: translateY(-4px); border-color: rgba(79,195,247,.2); }
        .pfi-why-icon {
            width: 56px; height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(9,205,145,.1) 0%, rgba(79,195,247,.1) 100%);
            border: 1px solid rgba(9,205,145,.18);
            display: flex; align-items: center; justify-content: center;
            margin-bottom: 22px;
            color: var(--green);
        }
        .pfi-why-name { font-size: 1.08rem; font-weight: 700; color: #ecf0f8; margin-bottom: 10px; }
        .pfi-why-desc { font-size: .85rem; color: var(--text-muted); line-height: 1.7; }
        .pfi-why-list { list-style: none; padding: 0; margin: 14px 0 0; }
        .pfi-why-list li {
            display: flex; align-items: center; gap: 8px;
            font-size: .8rem; color: rgba(200,208,220,.75); margin-bottom: 6px;
        }
        .pfi-why-list li::before {
            content: ''; width: 5px; height: 5px;
            border-radius: 50%; background: var(--green); flex-shrink: 0;
        }

        /* --- ARCHITECTURE ------------------------------------ */
        .pfi-arch-bg {
            background: rgba(255,255,255,.018);
            border-top: 1px solid rgba(255,255,255,.06);
            border-bottom: 1px solid rgba(255,255,255,.06);
        }
        .pfi-arch-node {
            background: rgba(255,255,255,.04);
            border: 1px solid rgba(255,255,255,.09);
            border-radius: 14px;
            padding: 18px 22px;
            text-align: center;
            min-width: 130px;
            transition: border-color var(--transition), background var(--transition);
            cursor: default;
        }
        .pfi-arch-node:hover { border-color: rgba(9,205,145,.3); background: rgba(9,205,145,.05); }
        .pfi-arch-node-icon  { font-size: 22px; margin-bottom: 8px; }
        .pfi-arch-node-label { font-size: .78rem; font-weight: 700; color: #d8e0ec; line-height: 1.3; }
        .pfi-arch-node-sub   { font-size: .68rem; color: var(--text-muted); margin-top: 3px; }
        .pfi-arch-row {
            display: flex; flex-wrap: wrap;
            justify-content: center; gap: 12px;
        }
        .pfi-arch-connector-v { display: flex; justify-content: center; padding: 4px 0; }
        .pfi-arch-connector-v-line {
            width: 1px; height: 28px;
            background: rgba(255,255,255,.12);
            position: relative;
        }
        .pfi-arch-connector-v-line::after {
            content: '\2193';
            position: absolute; bottom: -10px; left: 50%;
            transform: translateX(-50%);
            font-size: 8px; color: rgba(255,255,255,.2);
        }
        .pfi-arch-node.pfi-arch-primary {
            border-color: rgba(9,205,145,.3);
            background: rgba(9,205,145,.06);
        }
        .pfi-arch-node.pfi-arch-primary .pfi-arch-node-label { color: var(--green); }

        /* --- CTA --------------------------------------------- */
        .pfi-cta-section {
            padding: 96px 20px;
            position: relative;
            overflow: hidden;
        }
        .pfi-cta-bg {
            position: absolute; inset: 0;
            background:
                radial-gradient(ellipse 60% 80% at 20% 50%, rgba(9,205,145,.12) 0%, transparent 65%),
                radial-gradient(ellipse 50% 70% at 80% 50%, rgba(79,195,247,.1) 0%, transparent 65%),
                rgba(255,255,255,.022);
            border-top: 1px solid rgba(255,255,255,.07);
            border-bottom: 1px solid rgba(255,255,255,.07);
        }
        .pfi-cta-inner { position: relative; z-index: 1; text-align: center; }
        .pfi-cta-title {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 800; color: #f0f4f8;
            line-height: 1.15; letter-spacing: -.02em; margin-bottom: 18px;
        }
        .pfi-cta-title .pfi-grad {
            background: linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .pfi-cta-sub {
            font-size: 1rem; color: var(--text-muted);
            line-height: 1.7; max-width: 460px; margin: 0 auto 40px;
        }
        .pfi-cta-trust {
            display: flex; align-items: center; justify-content: center;
            gap: 24px; flex-wrap: wrap;
            margin-top: 40px; padding-top: 36px;
            border-top: 1px solid rgba(255,255,255,.06);
        }
        .pfi-cta-trust-item {
            display: flex; align-items: center; gap: 7px;
            font-size: .8rem; color: rgba(200,208,220,.5);
        }
        .pfi-cta-trust-item svg { color: var(--green); flex-shrink: 0; }

        /* --- CAROUSEL ---------------------------------------- */
        .pfi-carousel-section { padding: 80px 20px; }
        .pfi-carousel-track-wrap {
            position: relative;
            overflow: hidden;
        }
        .pfi-carousel-track-wrap::before,
        .pfi-carousel-track-wrap::after {
            content: ''; position: absolute; top: 0; bottom: 0;
            width: 80px; z-index: 2; pointer-events: none;
        }
        .pfi-carousel-track-wrap::before {
            left: 0;
            background: linear-gradient(to right, rgba(30,32,36,1) 0%, transparent 100%);
        }
        .pfi-carousel-track-wrap::after {
            right: 0;
            background: linear-gradient(to left, rgba(30,32,36,1) 0%, transparent 100%);
        }
        .pfi-carousel-track {
            display: flex; gap: 20px;
            overflow-x: auto; scroll-behavior: smooth;
            padding: 8px 16px 20px;
            scrollbar-width: none; -ms-overflow-style: none;
        }
        .pfi-carousel-track::-webkit-scrollbar { display: none; }
        .pfi-carousel-card {
            flex: 0 0 280px;
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-xl);
            padding: 26px 24px 22px;
            transition: transform var(--transition), border-color var(--transition), background var(--transition);
            text-decoration: none;
            cursor: pointer;
            user-select: none;
            display: block;
        }
        .pfi-carousel-card:hover {
            transform: translateY(-4px);
            border-color: rgba(9,205,145,.22);
            background: rgba(9,205,145,.04);
            text-decoration: none;
        }
        .pfi-car-icon {
            width: 44px; height: 44px;
            border-radius: 12px;
            display: flex; align-items: center; justify-content: center;
            margin-bottom: 16px;
        }
        .pfi-car-title { font-size: .92rem; font-weight: 700; color: #ecf0f8; margin-bottom: 7px; }
        .pfi-car-desc  { font-size: .77rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
        .pfi-car-cta {
            display: inline-flex; align-items: center; gap: 5px;
            font-size: .78rem; font-weight: 600; color: var(--green);
            opacity: .75;
            transition: opacity var(--transition), gap var(--transition);
        }
        .pfi-carousel-card:hover .pfi-car-cta { opacity: 1; gap: 8px; }
        .pfi-carousel-controls {
            display: flex; justify-content: center; align-items: center;
            gap: 12px; margin-top: 28px;
        }
        .pfi-carousel-btn {
            width: 40px; height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.1);
            color: rgba(200,208,220,.8);
            display: flex; align-items: center; justify-content: center;
            cursor: pointer;
            transition: background var(--transition), border-color var(--transition), color var(--transition);
        }
        .pfi-carousel-btn:hover {
            background: rgba(9,205,145,.12);
            border-color: rgba(9,205,145,.3);
            color: var(--green);
        }
        .pfi-carousel-dots { display: flex; gap: 6px; }
        .pfi-car-dot {
            width: 6px; height: 6px; border-radius: 50%;
            background: rgba(255,255,255,.2);
            cursor: pointer;
            transition: background var(--transition), width var(--transition);
        }
        .pfi-car-dot.active { background: var(--green); width: 18px; border-radius: 3px; }

        /* --- MISC -------------------------------------------- */
        .pfi-divider { border: none; border-top: 1px solid rgba(255,255,255,.06); margin: 0; }
        .pfi-breadcrumb {
            display: flex; align-items: center; gap: 6px;
            margin-bottom: 28px; font-size: 12.5px; color: rgba(200,208,220,.45);
        }
        .pfi-breadcrumb a { color: rgba(9,205,145,.7); text-decoration: none; transition: color .18s; }
        .pfi-breadcrumb a:hover { color: var(--green); }
        .pfi-breadcrumb-sep { opacity: .4; }

        @media (max-width: 767px) {
            .pfi-hero { padding: 110px 16px 60px; }
            .pfi-section { padding: 64px 16px; }
            .pfi-carousel-card { flex: 0 0 250px; }
            .pfi-stat-div { display: none; }
        }

        /* --- FAQ ACCORDION ----------------------------------- */
        .pfi-faq-accordion .accordion-item {
            background: rgba(255,255,255,.035);
            border: 1px solid rgba(255,255,255,.07) !important;
            border-radius: 14px !important;
            margin-bottom: 10px;
            overflow: hidden;
        }
        .pfi-faq-accordion .accordion-button {
            background: transparent;
            color: #ecf0f8;
            font-weight: 600;
            font-size: .95rem;
            padding: 20px 24px;
            box-shadow: none;
            border-radius: 14px !important;
        }
        .pfi-faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(9,205,145,.05);
            color: #f0f4f8;
            border-bottom: 1px solid rgba(255,255,255,.06);
            border-radius: 14px 14px 0 0 !important;
            box-shadow: none;
        }
        .pfi-faq-accordion .accordion-button::after {
            filter: invert(1) brightness(.65);
            flex-shrink: 0;
        }
        .pfi-faq-accordion .accordion-button:not(.collapsed)::after {
            filter: invert(1) brightness(.9);
        }
        .pfi-faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(9,205,145,.3);
            outline-offset: -2px;
        }
        .pfi-faq-accordion .accordion-body {
            color: rgba(200,208,220,.8);
            font-size: .88rem;
            line-height: 1.78;
            padding: 18px 24px 24px;
            background: transparent;
        }