:root {
            --navy: #1C385C;
            --navy-dark: #0F1F33;
            --navy-light: #2A4F7F;
            --navy-deeper: #091520;
            --yellow: #FECC00;
            --yellow-glow: #FFE44D;
            --white: #FFFFFF;
            --off-white: #F8F7F4;
            --gray-300: #B0ACA0;
            --gray-500: #7A7670;
            --gray-900: #1A1815;
            --font-display: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
            --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
            --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; font-size: 16px; }

        /* Cel kotwicy nie może chować się pod fixed-headerem (73 px) — dotyczy też
           wejścia wprost z adresem /seo#contact, gdzie JS-owy initAnchorScroll
           jeszcze nie zdążył zadziałać. */
        :target { scroll-margin-top: 100px; }

        body {
            font-family: var(--font-body);
            background: var(--navy);
            color: var(--white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        body.nav-open { overflow: hidden; }

        /* ---------- SKIP LINK (a11y - first focusable element) ----------
           WebAIM visually-hidden pattern: 1×1 clip do focusu, fixed top
           po focus. Off-screen `top:-100px` powoduje że Chrome pomija
           element w tab order. */
        .skip-link {
            position: absolute;
            width: 1px; height: 1px;
            overflow: hidden;
            clip: rect(0 0 0 0);
            clip-path: inset(50%);
            white-space: nowrap;
            background: var(--yellow);
            color: var(--navy-dark);
            padding: 0;
            font-family: var(--font-body);
            font-size: 0.9rem;
            font-weight: 700;
            text-decoration: none;
            border-radius: 6px;
            z-index: 9999;
        }
        .skip-link:focus,
        .skip-link:focus-visible {
            position: fixed;
            top: 8px; left: 8px;
            width: auto; height: auto;
            overflow: visible;
            clip: auto;
            clip-path: none;
            padding: 0.75rem 1.25rem;
            outline: 2px solid var(--navy-dark);
            outline-offset: 2px;
        }

        /* ---------- PARTICLES CANVAS ---------- */
        #particles-canvas {
            position: fixed; inset: 0;
            pointer-events: none; z-index: 0;
        }

        /* ---------- HEADER ---------- */
        .header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 100;
            width: 100%;
            width: 100dvw;
            right: auto;
            padding: 1rem 3rem;
            display: flex; align-items: center; justify-content: space-between;
            transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
        }
        .header--scrolled {
            background: rgba(15,31,51,0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            padding: 0.6rem 3rem;
            box-shadow: 0 1px 0 rgba(254,204,0,0.1);
        }
        @supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
            .header--scrolled {
                background: rgba(15,31,51,0.98);
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
        }
        .header__logo {
            display: flex; align-items: center; gap: 0;
            text-decoration: none; z-index: 101;
        }
        .header__logo img {
            height: 32px; width: auto;
            transition: filter 0.4s ease, transform 0.4s var(--ease-spring);
        }
        .header__logo:hover img {
            filter: drop-shadow(0 0 24px rgba(254,204,0,0.9));
            transform: scale(1.05);
        }
        .header__nav {
            display: flex; align-items: center; gap: 2.2rem; list-style: none;
        }
        .header__nav a {
            font-family: var(--font-body);
            font-size: 0.8rem; font-weight: 500;
            letter-spacing: 0.06em; text-transform: uppercase;
            text-decoration: none; color: rgba(255,255,255,0.75);
            position: relative; padding: 0.3rem 0;
            transition: color 0.3s ease;
        }
        .header__nav a:hover, .header__nav a.active { color: var(--yellow); }
        .header__nav a::after {
            content: ''; position: absolute; bottom: -2px; left: 0;
            width: 0; height: 2px; background: var(--yellow); border-radius: 2px;
            transition: width 0.4s var(--ease-out-expo);
            box-shadow: 0 0 8px rgba(254,204,0,0.7);
        }
        .header__nav a:hover::after, .header__nav a.active::after { width: 100%; }
        .header__cta {
            font-family: var(--font-body);
            font-size: 0.8rem; font-weight: 600;
            letter-spacing: 0.05em; text-transform: uppercase;
            padding: 0.65rem 1.6rem;
            background: var(--yellow); color: var(--navy-dark);
            border: none; border-radius: 100px;
            cursor: pointer; text-decoration: none;
            transition: all 0.4s var(--ease-spring);
            position: relative; overflow: hidden;
            z-index: 101;
        }
        .header__cta::before {
            content: ''; position: absolute; inset: 0;
            background: var(--white); border-radius: 100px;
            transform: scaleX(0); transform-origin: right;
            transition: transform 0.5s var(--ease-out-expo); z-index: 0;
        }
        .header__cta:hover::before { transform: scaleX(1); transform-origin: left; }
        .header__cta span { position: relative; z-index: 1; }
        .header__burger {
            display: none; flex-direction: column; gap: 5px;
            cursor: pointer; z-index: 101; background: none; border: none; padding: 4px;
        }
        .header__burger span { display: block; width: 26px; height: 2px; background: var(--white); border-radius: 2px; transition: all 0.3s ease; }

        /* ---------- HERO ---------- */
        .hero {
            min-height: auto; display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            align-items: center; position: relative; z-index: 1;
            padding: 2rem 0 2rem;
            overflow: hidden;
            overflow: clip;
        }
        .hero__bg-glow {
            position: absolute; width: 900px; height: 900px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(254,204,0,0.07) 0%, transparent 70%);
            pointer-events: none;
            transform: translate(-50%, -50%);
            z-index: 0; top: 50%; left: 30%;
        }
        .hero__content { 
            padding-left: 3rem; padding-right: 2rem;
            position: relative; z-index: 1;
            min-width: 0;
        }
        .hero__badge {
            display: inline-flex; align-items: center; gap: 0.6rem;
            font-family: var(--font-mono);
            font-size: 0.7rem; font-weight: 500;
            letter-spacing: 0.08em; text-transform: uppercase;
            color: var(--yellow);
            border: 1px solid rgba(254,204,0,0.2);
            border-radius: 4px; padding: 0.45rem 1.2rem;
            margin-bottom: 2.5rem;
            background: rgba(254,204,0,0.08);
            backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
            max-width: 100%; line-height: 1.5; flex-wrap: wrap;
        }
        :is(.seo-hero__badge, .mkt-hero__badge, .gads-hero__badge, .mads-hero__badge, .tads-hero__badge, .lads-hero__badge) {
            max-width: 100%; line-height: 1.5; flex-wrap: wrap;
        }
        :is(.hero__badge-dot, .seo-hero__badge-dot, .mkt-hero__badge-dot, .gads-hero__badge-dot, .mads-hero__badge-dot, .tads-hero__badge-dot, .lads-hero__badge-dot) {
            flex: 0 0 auto;
        }
        @supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
            .hero__badge {
                background: rgba(28,56,92,0.75);
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
        }
        .hero__badge-dot {
            width: 7px; height: 7px; border-radius: 2px;
            background: var(--yellow);
            animation: pulseDot 1.5s ease-in-out infinite;
        }
        @keyframes pulseDot {
            0%,100% { box-shadow: 0 0 0 0 rgba(254,204,0,0.7); }
            50% { box-shadow: 0 0 0 10px rgba(254,204,0,0); }
        }
        .hero__title {
            font-family: var(--font-display);
            font-size: clamp(2.8rem, 5.5vw, 4.5rem);
            font-weight: 700; line-height: 1.08;
            letter-spacing: -0.02em; margin-bottom: 1.5rem;
        }
        .hero__title .hero__title-line {
            display: block;
        }
        .hero__title em {
            font-style: normal; color: var(--yellow);
            text-shadow: 0 0 60px rgba(254,204,0,0.4);
        }
        .hero__subtitle {
            font-family: var(--font-body);
            font-size: 1.15rem; font-weight: 300; line-height: 1.75;
            color: rgba(255,255,255,0.78); max-width: 480px;
            margin-bottom: 2.5rem;
        }
        .hero__subtitle .typewriter-cursor {
            display: inline-block; width: 2px; height: 1.1em;
            background: var(--yellow); margin-left: 2px;
            vertical-align: text-bottom;
            animation: blink 0.8s step-end infinite;
        }
        @keyframes blink { 50% { opacity: 0; } }
        .hero__actions { display: flex; gap: 1rem; }
        .hero__visual {
            position: relative; width: 100%; height: 100%;
            min-height: 320px;
            aspect-ratio: 2 / 3;
            justify-self: end;
            overflow: hidden;
            border-radius: 0;
        }
        .hero__visual::after {
            content: '';
            position: absolute; inset: 0;
            background: linear-gradient(to left, transparent 30%, var(--navy) 100%),
                        linear-gradient(to top, var(--navy) 0%, transparent 15%),
                        linear-gradient(to bottom, var(--navy) 0%, transparent 15%);
            pointer-events: none;
            z-index: 1;
        }
        .hero__visual-inner {
            position: relative; width: 100%; height: 100%;
            display: flex; align-items: center; justify-content: center;
        }
        .hero__photo {
            width: 100%; height: 100%;
            object-fit: cover; 
            object-position: center 15%;
            border-radius: 0;
            filter: brightness(0.5) contrast(1.2) saturate(0.6);
            transition: filter 0.6s ease;
        }
        .hero__visual-accent {
            position: absolute; top: 12%; left: 5%;
            width: 120px; height: 120px;
            border: 1px solid rgba(254,204,0,0.2);
            border-radius: 50%;
            animation: rotateAccent 20s linear infinite;
            z-index: 2;
        }
        .hero__visual-accent::after {
            content: '';
            position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
            width: 8px; height: 8px;
            background: var(--yellow);
            border-radius: 50%;
            box-shadow: 0 0 30px rgba(254,204,0,0.6);
        }
        @keyframes rotateAccent {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        .hero__visual-accent--2 {
            top: auto; bottom: 25%; left: auto; right: 8%;
            width: 70px; height: 70px;
            border-color: rgba(254,204,0,0.12);
            animation-duration: 15s; animation-direction: reverse;
            z-index: 2;
        }
        .hero__tag-float {
            position: absolute; bottom: 12%; right: 10%;
            background: var(--yellow); color: var(--navy-dark);
            font-family: var(--font-display); font-weight: 700;
            font-size: 0.7rem; padding: 0.45rem 1rem;
            border-radius: 100px;
            animation: floatTag 4s ease-in-out infinite;
            z-index: 2;
            box-shadow: 0 8px 30px rgba(254,204,0,0.25);
        }
        @keyframes floatTag {
            0%,100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-10px) rotate(-1deg); }
        }
        /* ---------- BTN ---------- */
        .btn {
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 600;
            letter-spacing: 0.04em; padding: 0.9rem 2.2rem;
            cursor: pointer; text-decoration: none;
            display: inline-flex; align-items: center; gap: 0.5rem;
            border-radius: 100px;
            transition: all 0.4s var(--ease-spring);
            position: relative; overflow: hidden;
            z-index: 1;
        }
        .btn--primary {
            background: var(--yellow); color: var(--navy-dark);
            border: none; font-weight: 700;
        }
        .btn--primary::after {
            content: ''; position: absolute; inset: 0;
            background: var(--white); border-radius: 100px;
            transform: scaleX(0); transform-origin: right;
            transition: transform 0.5s var(--ease-out-expo); z-index: 0;
        }
        .btn--primary:hover::after { transform: scaleX(1); transform-origin: left; }
        .btn--primary span { position: relative; z-index: 1; }
        .btn--ghost {
            background: transparent; color: var(--white);
            border: 1.5px solid rgba(255,255,255,0.2);
        }
        .btn--ghost:hover { border-color: var(--yellow); color: var(--yellow); }

        /* ---------- SCROLL INDICATOR ---------- */
        .scroll-indicator {
            position: absolute; bottom: 2rem; left: 50%;
            transform: translateX(-50%);
            display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
            z-index: 1;
        }
        .scroll-indicator__text {
            font-family: var(--font-body);
            font-size: 0.65rem; font-weight: 500;
            letter-spacing: 0.15em; text-transform: uppercase;
            color: rgba(255,255,255,0.55);
        }
        .scroll-indicator__line {
            width: 1px; height: 40px;
            background: linear-gradient(to bottom, rgba(254,204,0,0.6), transparent);
            animation: scrollPulse 2s ease-in-out infinite;
        }
        @keyframes scrollPulse {
            0%,100% { opacity: 0.3; transform: scaleY(0.6); }
            50% { opacity: 1; transform: scaleY(1); }
        }

        /* ---------- SECTION COMMON ---------- */
        .section {
            padding: 7rem 3rem; position: relative; z-index: 1;
        }
        /* Optymalizacje renderowania dla sekcji poniżej ekranu */
        .section:not(.hero):not(.cta-section) {
            content-visibility: auto;
            contain-intrinsic-size: auto 600px;
        }
        /* Karty z izolacją renderowania */
        .service-card, .testimonial-card, .traffic-detail, .timeline-v-card {
            contain: layout style paint;
        }
        /* Sekcja traffic jako kontener izolowany */
        .traffic__visual {
            contain: layout style paint;
        }
        .section__label {
            font-family: var(--font-mono);
            font-size: 0.7rem; font-weight: 500;
            letter-spacing: 0.15em; text-transform: uppercase;
            color: var(--yellow); margin-bottom: 1rem;
            display: flex; align-items: center; gap: 0.75rem;
        }
        .section__label-icon {
            width: 20px; height: auto;
            opacity: 0.7;
            flex-shrink: 0;
        }
        .section__title {
            font-family: var(--font-display);
            font-size: clamp(2.2rem, 5vw, 4rem);
            font-weight: 700; line-height: 1.1;
            letter-spacing: -0.02em; color: var(--white);
            margin-bottom: 1rem;
        }
        .section__title em { font-style: normal; color: var(--yellow); }
        .section__desc {
            font-family: var(--font-body);
            font-size: 1rem; font-weight: 300;
            color: rgba(255,255,255,0.72);
            max-width: 520px; line-height: 1.75;
        }
        /* Inline linki w treści sekcji — żółty akcent + podkreślenie (jak .post-body a / *-compare__note a).
           global.css nie stylizuje <a> bazowo, więc bez tego link w akapicie ma domyślny (brzydki) styl. */
        .section__desc a {
            color: var(--yellow);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
            transition: opacity 0.3s ease;
        }
        .section__desc a:hover { opacity: 0.75; }

        /* ---------- MARQUEE ---------- */
        .marquee-strip {
            background: var(--navy-deeper);
            border-top: 1px solid rgba(254,204,0,0.08);
            border-bottom: 1px solid rgba(254,204,0,0.08);
            padding: 1.8rem 0; overflow: hidden; position: relative; z-index: 1;
        }
        .marquee-strip__inner {
            display: flex; gap: 3rem;
            animation: marquee 25s linear infinite;
            white-space: nowrap;
        }
        .marquee-strip__item {
            font-family: var(--font-display);
            font-size: 1.2rem; font-weight: 700;
            color: rgba(254,204,0,0.5);
            letter-spacing: 0.04em;
            display: flex; align-items: center; gap: 0.5rem;
        }
        .marquee-strip__icon {
            width: 20px; height: auto;
            margin-left: 3rem;
            opacity: 0.06;
            flex-shrink: 0;
        }
        @keyframes marquee {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        /* ---------- SERVICES (TECH-FORWARD DESIGN) ---------- */
        .services { position: relative; z-index: 1; }
        .services__grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem; margin-top: 4rem;
        }
        .services__grid--four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
        .service-card {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: 20px;
            padding: 2.5rem 2rem;
            position: relative;
            transition: all 0.5s var(--ease-out-expo);
            overflow: hidden;
            cursor: pointer;
            text-decoration: none; color: inherit; display: block;
        }
        .service-card::before {
            content: '';
            position: absolute; inset: 0;
            border-radius: 20px;
            background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), rgba(254,204,0,0.06), transparent 40%);
            opacity: 0;
            transition: opacity 0.4s ease;
            z-index: 0;
        }
        .service-card:hover::before { opacity: 1; }
        .service-card:hover {
            border-color: rgba(254,204,0,0.25);
            transform: translateY(-4px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(254,204,0,0.1);
            background: rgba(255,255,255,0.04);
        }
        .service-card__icon-block {
            position: relative; z-index: 1;
            width: 56px; height: 56px;
            border-radius: 14px;
            background: rgba(254,204,0,0.08);
            border: 1px solid rgba(254,204,0,0.15);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 1.75rem;
            transition: all 0.5s var(--ease-out-expo);
        }
        .service-card:hover .service-card__icon-block {
            background: rgba(254,204,0,0.14);
            border-color: rgba(254,204,0,0.35);
            box-shadow: 0 0 30px rgba(254,204,0,0.15);
            transform: scale(1.08);
        }
        .service-card__title {
            position: relative; z-index: 1;
            font-family: var(--font-display);
            font-size: 1.45rem; font-weight: 700;
            color: var(--white); margin-bottom: 0.6rem;
        }
        .service-card__desc {
            position: relative; z-index: 1;
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 300;
            color: rgba(255,255,255,0.65); line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        .service-card__arrow {
            position: relative; z-index: 1;
            display: inline-flex; align-items: center; gap: 0.5rem;
            font-family: var(--font-mono);
            font-size: 0.75rem; font-weight: 500;
            color: rgba(255,255,255,0.46);
            text-transform: uppercase; letter-spacing: 0.08em;
            transition: all 0.4s ease;
        }
        .service-card:hover .service-card__arrow {
            color: var(--yellow);
            gap: 0.9rem;
        }
        .service-card__arrow-line {
            width: 20px; height: 1px;
            background: rgba(255,255,255,0.15);
            transition: all 0.4s ease;
        }
        .service-card:hover .service-card__arrow-line {
            width: 32px;
            background: var(--yellow);
            box-shadow: 0 0 8px rgba(254,204,0,0.5);
        }
        .service-card__corner-decor {
            position: absolute; top: 0; right: 0;
            width: 60px; height: 60px;
            pointer-events: none; z-index: 0;
            opacity: 0;
            transition: opacity 0.5s ease;
        }
        .service-card:hover .service-card__corner-decor { opacity: 1; }
        .service-card__corner-decor::before,
        .service-card__corner-decor::after {
            content: '';
            position: absolute;
            background: rgba(254,204,0,0.2);
        }
        .service-card__corner-decor::before {
            top: 18px; right: 16px;
            width: 16px; height: 1px;
        }
        .service-card__corner-decor::after {
            top: 16px; right: 18px;
            width: 1px; height: 16px;
        }

        /* ============================================================
           V2 — OŚ CZASU PIONOWA (Vertical Timeline)
           ============================================================ */
        .process-timeline-v { position: relative; z-index: 1; background: var(--navy-deeper); overflow: hidden; }
        .process-timeline-v::before {
            content: '';
            position: absolute; inset: 0;
            background: radial-gradient(ellipse 50% 80% at 50% 30%, rgba(254,204,0,0.015) 0%, transparent 70%);
            pointer-events: none;
        }

        .timeline-v-stage {
            position: relative;
            max-width: 900px;
            margin: 5rem auto 0;
            padding: 2rem 2rem 5rem;
        }

        /* Central vertical line */
        .timeline-v-line {
            position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%);
            width: 2px;
            background: linear-gradient(to bottom, transparent 0%, rgba(254,204,0,0.2) 8%, rgba(254,204,0,0.2) 92%, transparent 100%);
            z-index: 0;
        }
        .timeline-v-line::after {
            content: '';
            position: absolute; top: 0; left: 0; right: 0; height: 120px;
            background: linear-gradient(to bottom, rgba(254,204,0,0.35), transparent);
            animation: timelineVLineGlow 4s ease-in-out infinite;
        }
        @keyframes timelineVLineGlow {
            0%, 100% { opacity: 0.2; height: 120px; top: 5%; }
            50% { opacity: 0.6; height: 180px; top: 15%; }
        }

        /* Timeline row */
        .timeline-v-row {
            display: flex; align-items: flex-start;
            margin-bottom: 1.5rem;
            position: relative; z-index: 1;
        }
        .timeline-v-row--left { justify-content: flex-start; padding-right: 52%; }
        .timeline-v-row--right { justify-content: flex-end; padding-left: 52%; }

        /* Node on the line */
        .timeline-v-node {
            position: absolute; left: 50%; top: 28px; transform: translate(-50%, -50%);
            width: 20px; height: 20px;
            background: var(--navy-deeper);
            border: 3px solid rgba(254,204,0,0.35);
            border-radius: 50%;
            z-index: 3;
            transition: all 0.45s cubic-bezier(0.22, 1, 0.36, 1);
        }
        .timeline-v-row:hover .timeline-v-node { border-color: var(--yellow); box-shadow: 0 0 16px rgba(254,204,0,0.6); }
        .timeline-v-card--active .timeline-v-node,
        .timeline-v-card--active:hover .timeline-v-node {
            border-color: var(--yellow);
            background: var(--yellow);
            box-shadow: 0 0 24px rgba(254,204,0,0.8);
            transform: translate(-50%, -50%) scale(1.3);
        }

        /* Node number label */
        .timeline-v-node-num {
            position: absolute; left: 50%; top: 28px; transform: translate(-50%, -50%);
            font-family: var(--font-mono);
            font-size: 0.48rem; font-weight: 700;
            color: rgba(254,204,0,0.5);
            z-index: 4;
            pointer-events: none;
            transition: all 0.45s cubic-bezier(0.22, 1, 0.36, 1);
            letter-spacing: 0.06em;
        }
        .timeline-v-card--active .timeline-v-node-num { color: var(--navy-deeper); }

        /* Card */
        .timeline-v-card {
            position: relative;
            background: rgba(10, 20, 38, 0.7);
            border: 1px solid rgba(255,255,255,0.04);
            border-radius: 18px;
            padding: 1.8rem 1.5rem;
            width: 100%;
            max-width: 380px;
            cursor: pointer;
            transition: all 0.45s cubic-bezier(0.22, 1, 0.36, 1);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            overflow: visible;
        }
        @supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
            .timeline-v-card {
                background: rgba(15, 28, 50, 0.92);
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
        }
        .timeline-v-card::before {
            content: '';
            position: absolute; inset: 0; border-radius: 18px;
            background: radial-gradient(ellipse at 50% 0%, rgba(254,204,0,0.02) 0%, transparent 70%);
            pointer-events: none;
        }
        .timeline-v-card:hover {
            border-color: rgba(254,204,0,0.25);
            background: rgba(15, 28, 50, 0.8);
            box-shadow: 0 0 35px rgba(254,204,0,0.05), 0 12px 35px rgba(0,0,0,0.3);
            transform: translateY(-4px);
            z-index: 2;
        }
        /* Dwie klasy = wyższa specyficzność niż .timeline-v-card:hover */
        .timeline-v-card.timeline-v-card--active {
            border-color: rgba(254,204,0,0.4);
            background: rgba(18, 32, 55, 0.88);
            box-shadow: 0 0 45px rgba(254,204,0,0.09), 0 16px 45px rgba(0,0,0,0.38);
            z-index: 3;
        }
        .timeline-v-card.timeline-v-card--active:hover { transform: translateY(0); }

        .timeline-v-card__header {
            display: flex; align-items: center; gap: 0.85rem;
            position: relative; z-index: 1;
        }
        .timeline-v-card__icon {
            width: 44px; height: 44px; flex-shrink: 0;
            border-radius: 13px;
            background: rgba(254,204,0,0.05);
            border: 1px solid rgba(254,204,0,0.08);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.15rem;
            transition: all 0.45s cubic-bezier(0.22, 1, 0.36, 1);
        }
        .timeline-v-card:hover .timeline-v-card__icon { background: rgba(254,204,0,0.1); border-color: rgba(254,204,0,0.25); }
        .timeline-v-card--active .timeline-v-card__icon {
            background: rgba(254,204,0,0.16);
            border-color: var(--yellow);
            box-shadow: 0 0 22px rgba(254,204,0,0.14);
        }

        .timeline-v-card__title-group { display: flex; flex-direction: column; }
        .timeline-v-card__step-label {
            font-family: var(--font-mono);
            font-size: 0.52rem; font-weight: 600;
            letter-spacing: 0.13em; color: var(--yellow);
            text-transform: uppercase;
        }
        .timeline-v-card__title {
            font-family: var(--font-display);
            font-size: 1.05rem; font-weight: 700;
            color: var(--white);
        }
        .timeline-v-card--4 .timeline-v-card__title { color: var(--yellow); }

        /* Expandable body - always open */
        .timeline-v-card__body {
            max-height: 200px; opacity: 1;
            overflow: hidden;
            position: relative; z-index: 1;
            margin-top: 0.9rem;
        }
        .timeline-v-card__desc {
            font-family: var(--font-body);
            font-size: 0.76rem; font-weight: 300;
            color: rgba(255,255,255,0.70); line-height: 1.6;
            margin-bottom: 0.6rem;
        }
        .timeline-v-card__expand-hint {
            display: block;
            font-family: var(--font-mono);
            font-size: 0.48rem; font-weight: 500;
            color: rgba(255,255,255,0.40);
            margin-top: 0.45rem;
            letter-spacing: 0.08em;
            transition: color 0.3s;
            position: relative; z-index: 1;
        }
        .timeline-v-card:hover .timeline-v-card__expand-hint { color: rgba(255,255,255,0.50); }
        .timeline-v-card--active .timeline-v-card__expand-hint { color: rgba(254,204,0,0.35); }

        .timeline-v-card__trophy {
            position: absolute; top: -14px; right: -14px;
            width: 36px; height: 36px;
            background: var(--yellow);
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: 1rem;
            box-shadow: 0 3px 20px rgba(254,204,0,0.45);
            animation: timelineVTrophyBob 2.4s ease-in-out infinite;
            z-index: 2;
        }
        @keyframes timelineVTrophyBob {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 768px) {
            .timeline-v-line { left: 28px; }
            .timeline-v-row--left,
            .timeline-v-row--right { padding-left: 60px; padding-right: 0; justify-content: flex-start; }
            .timeline-v-node { left: 28px; }
            .timeline-v-node-num { left: 28px; }
            .timeline-v-card { max-width: 100%; }
        }

        /* ---------- TRAFFIC — RUCH, KTÓRY ROŚNIE ---------- */
        .traffic { position: relative; z-index: 1; background: var(--navy); padding-top: 4rem; }
        .traffic__top-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            margin-top: 2rem;
        }
        .traffic__header { position: relative; z-index: 1; }
        .traffic__visual {
            position: relative;
            min-height: 580px;
            display: flex; align-items: center; justify-content: center;
            background: radial-gradient(ellipse at center, rgba(254,204,0,0.05) 0%, transparent 65%);
            border-radius: 28px;
            border: 1px solid rgba(255,255,255,0.04);
            overflow: hidden;
        }
        .traffic__svg {
            position: absolute; inset: 0;
            width: 100%; height: 100%;
            pointer-events: none; z-index: 1;
            overflow: visible;
        }
        .traffic__flow-line {
            fill: none;
            stroke: rgba(254,204,0,0.18);
            stroke-width: 0.8;
            stroke-linecap: round;
            stroke-dasharray: 6 14;
            animation: flowDash 3s linear infinite;
            transition: stroke 0.45s ease, stroke-dasharray 0.45s ease, stroke-width 0.45s ease;
        }
        .traffic__flow-line--delay1 { animation-delay: -1s; stroke-dasharray: 4 10; stroke-opacity: 0.6; }
        .traffic__flow-line--delay2 { animation-delay: -2s; stroke-dasharray: 3 8; stroke-opacity: 0.4; stroke-width: 0.5; }

        @keyframes flowDash {
            from { stroke-dashoffset: 200; }
            to   { stroke-dashoffset: 0; }
        }

        /* Pulsujące pierścienie przy źródłach */
        .traffic__pulse-ring {
            position: absolute; z-index: 2;
            border-radius: 50%;
            border: 1.5px solid rgba(254,204,0,0.35);
            pointer-events: none;
            animation: pulseExpand 2.4s ease-out infinite;
            opacity: 0;
        }
        .traffic__pulse-ring--delay1 { animation-delay: -0.8s; }
        .traffic__pulse-ring--delay2 { animation-delay: -1.6s; }

        @keyframes pulseExpand {
            0%   { transform: scale(0.6); opacity: 0.7; border-width: 1.8px; }
            70%  { opacity: 0.15; }
            100% { transform: scale(1.9); opacity: 0; border-width: 0.2px; }
        }

        /* Highlight on source hover */
        .traffic__source:hover ~ .traffic__svg .traffic__flow-line {
            stroke: rgba(254,204,0,0.12);
            stroke-dasharray: 6 14;
        }
        .traffic__source.traffic__source--hover-active ~ .traffic__svg .traffic__flow-line[data-source] {
            stroke: rgba(254,204,0,0.12);
        }
        .traffic__source.traffic__source--hover-active ~ .traffic__svg .traffic__flow-line[data-source].traffic__flow-line--active {
            stroke: rgba(254,204,0,0.5);
            stroke-width: 1.4;
            animation-duration: 1.2s;
            filter: drop-shadow(0 0 6px rgba(254,204,0,0.4));
        }

        .traffic__center {
            position: relative; z-index: 10;
            transition: transform 0.5s var(--ease-spring);
        }
        .traffic__center:hover { transform: scale(1.06); }
        .traffic__center-label {
            text-align: center;
            font-family: var(--font-display);
            font-size: 1.6rem; color: var(--yellow);
            letter-spacing: 0.06em; font-weight: 700;
            text-shadow: 0 0 40px rgba(254,204,0,0.4);
        }
        .traffic__source {
            position: absolute; z-index: 3;
            display: flex; align-items: center; justify-content: center;
            cursor: pointer;
            transition: all 0.5s var(--ease-out-expo);
            text-decoration: none;
        }
        .traffic__source:hover { transform: scale(1.15); }
        .traffic__source--seo       { top: 5%; left: 6%; }
        .traffic__source--googleads { top: 5%; right: 6%; }
        .traffic__source--facebook  { top: 38%; left: 2%; }
        .traffic__source--instagram { top: 38%; right: 2%; }
        .traffic__source--linkedin  { bottom: 14%; left: 10%; }
        .traffic__source--ai        { bottom: 14%; right: 10%; }
        .traffic__source-icon {
            width: 128px; height: 128px;
            border-radius: 24px;
            border: none;
            display: flex; align-items: center; justify-content: center;
            padding: 20px;
            transition: all 0.45s var(--ease-spring);
        }
        .traffic__source--seo .traffic__source-icon,
        .traffic__source--linkedin .traffic__source-icon {
            width: 154px; height: 154px;
            padding: 24px;
        }
        .traffic__source-icon img,
        .traffic__source-icon svg {
            width: 100%; height: 100%;
        }
        .traffic__details {
            display: grid; grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem; margin-top: 3rem;
        }
        .traffic-detail {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: 16px;
            padding: 1.5rem 1.3rem;
            transition: all 0.45s var(--ease-out-expo);
            cursor: default;
        }
        /* Karty-linki (SEO, Google Ads, Meta, LinkedIn) — prowadzą do podstrony usługi.
           Karta „AI" zostaje <div> bez linku. */
        a.traffic-detail { display: block; text-decoration: none; cursor: pointer; }
        .traffic-detail:hover {
            border-color: rgba(254,204,0,0.2);
            background: rgba(255,255,255,0.04);
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.3);
        }
        .traffic-detail__icon {
            width: 48px; height: 48px;
            border-radius: 13px;
            background: rgba(254,204,0,0.06);
            border: 1px solid rgba(254,204,0,0.12);
            display: flex; align-items: center; justify-content: center;
            padding: 8px;
            margin-bottom: 1rem;
            transition: all 0.4s ease;
        }
        .traffic-detail__icon img {
            width: 100%; height: 100%;
        }
        .traffic-detail:hover .traffic-detail__icon {
            background: rgba(254,204,0,0.12);
            border-color: rgba(254,204,0,0.3);
            box-shadow: 0 0 20px rgba(254,204,0,0.1);
        }
        .traffic-detail__title {
            font-family: var(--font-display);
            font-size: 1.05rem; font-weight: 700;
            color: var(--white); margin-bottom: 0.5rem;
        }
        .traffic-detail__desc {
            font-family: var(--font-body);
            font-size: 0.8rem; font-weight: 300;
            color: rgba(255,255,255,0.70); line-height: 1.7;
        }

        /* ---------- ICEBERG — CZEGO NIE WIDAĆ ---------- */
        .iceberg {
            position: relative; z-index: 1;
            background: linear-gradient(180deg, var(--navy) 0%, #0a1a30 100%);
            overflow: hidden;
        }
        .iceberg__inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 4rem;
            align-items: start;
            margin-top: 3rem;
            position: relative;
        }
        .iceberg__visual {
            position: relative;
            height: 100%;
            min-height: 500px;
        }
        .iceberg__canvas {
            position: absolute; inset: 0;
            width: 100%; height: 100%;
            pointer-events: none; z-index: 1;
        }
        .iceberg__connectors-svg {
            position: absolute; inset: 0;
            width: 100%; height: 100%;
            pointer-events: none; z-index: 2;
        }
        .iceberg__connectors-svg path {
            fill: none;
            stroke: rgba(254,204,0,0.08);
            stroke-width: 0.6;
            stroke-dasharray: 3 4;
            transition: stroke 0.5s ease, stroke-dasharray 0.5s ease, stroke-width 0.5s ease;
        }
        .iceberg__connectors-svg path.is-active {
            stroke: rgba(254,204,0,0.35);
            stroke-width: 1.0;
            stroke-dasharray: none;
        }
        .iceberg__features {
            position: relative; z-index: 1;
            display: flex; flex-direction: column; gap: 1.8rem;
        }
        .iceberg__features-label {
            font-family: var(--font-mono); font-size: 0.7rem;
            font-weight: 600; letter-spacing: 0.12em;
            color: var(--yellow); text-transform: uppercase;
            margin-bottom: -0.8rem;
        }
        .iceberg__features-label--above {
            color: var(--white);
            opacity: 0.7;
        }
        .iceberg__features-label--below {
            color: var(--yellow);
            margin-top: 1rem;
        }
        .iceberg-feature__emoji {
            display: inline-block;
            margin-right: 0.3rem;
            font-size: 0.95em;
            vertical-align: -1px;
        }
        .iceberg-feature--above {
            border-left-color: rgba(255,255,255,0.42);
        }
        .iceberg-feature--above.is-visible {
            border-left-color: rgba(255,255,255,0.80);
        }
        .iceberg-feature--below {
            border-left-color: rgba(254,204,0,0.1);
        }
        .iceberg-feature--below.is-visible {
            border-left-color: rgba(254,204,0,0.5);
        }
        .iceberg-feature {
            position: relative;
            padding-left: 2rem;
            border-left: 1px solid rgba(255,255,255,0.06);
            transition: border-color 0.5s ease;
        }
        .iceberg-feature.is-visible {
            border-left-color: rgba(254,204,0,0.5);
        }
        .iceberg-feature__num {
            font-family: var(--font-mono); font-size: 0.65rem;
            font-weight: 600; letter-spacing: 0.08em;
            color: rgba(254,204,0,0.5);
            margin-bottom: 0.25rem;
            transition: color 0.5s ease;
        }
        .iceberg-feature.is-visible .iceberg-feature__num { color: var(--yellow); }
        .iceberg-feature__title {
            font-family: var(--font-display);
            font-size: 1.05rem; font-weight: 700;
            color: var(--white); margin-bottom: 0.3rem;
        }
        .iceberg-feature__desc {
            font-family: var(--font-body);
            font-size: 0.78rem; font-weight: 300;
            color: rgba(255,255,255,0.65); line-height: 1.6;
            transition: color 0.5s ease;
        }
        .iceberg-feature.is-visible .iceberg-feature__desc { color: rgba(255,255,255,0.82); }
        .iceberg__cta-row {
            margin-top: 2.5rem;
            display: flex; align-items: center; gap: 2rem;
            flex-wrap: wrap;
        }
        .iceberg__tagline {
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 300;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
        }
        .iceberg__tagline strong { color: var(--yellow); font-weight: 600; }

        /* Iceberg header row (nagłówek + zdjęcie) */
        .iceberg__header-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            margin-top: 1.5rem;
            margin-bottom: 2rem;
        }
        .iceberg__header-content {
            position: relative; z-index: 1;
        }
        .iceberg__header-content .section__desc {
            max-width: 100%;
        }
        .iceberg__header-photo {
            position: relative;
            width: 100%;
            min-height: 420px;
            overflow: hidden;
        }
        .iceberg__photo {
            width: 100%; height: 100%;
            object-fit: cover;
            object-position: center 15%;
            position: absolute; inset: 0;
            filter: brightness(0.5) contrast(1.2) saturate(0.6);
            transition: filter 0.6s ease;
            -webkit-mask-image:
                linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%),
                linear-gradient(to bottom, transparent 0%, black 10%, black 90%, transparent 100%);
            mask-image:
                linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%),
                linear-gradient(to bottom, transparent 0%, black 10%, black 90%, transparent 100%);
            -webkit-mask-composite: source-in;
            mask-composite: intersect;
        }
        @media (max-width: 1024px) {
            .iceberg__header-row { grid-template-columns: 1fr; gap: 2rem; }
            .iceberg__header-photo { min-height: 320px; order: -1; }
            .iceberg__inner { grid-template-columns: 1fr; gap: 2.5rem; }
            .iceberg__visual { min-height: 420px; order: 1; }
            .iceberg__features { order: 2; }
            .iceberg__cta-row { order: 3; }
        }
        @media (max-width: 768px) {
            .iceberg__header-photo { min-height: 260px; }
            .iceberg__visual { min-height: 340px; }
            .iceberg__features { gap: 1.2rem; }
            .iceberg__connectors-svg { display: none; }
        }

        /* ---------- TESTIMONIALS ---------- */
        .testimonials { background: var(--navy-dark); position: relative; z-index: 1; }
        .testimonials__grid {
            display: grid; grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem; margin-top: 4rem;
        }
        .testimonial-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 20px; padding: 2rem;
            transition: all 0.4s ease;
            transform-style: preserve-3d;
            perspective: 1000px;
        }
        .testimonial-card:hover {
            border-color: rgba(254,204,0,0.15);
            box-shadow: 0 15px 40px rgba(0,0,0,0.35);
        }
        .testimonial-card__stars {
            color: var(--yellow); font-size: 0.9rem; margin-bottom: 1rem;
            letter-spacing: 2px;
        }
        .testimonial-card__text {
            font-family: var(--font-body);
            font-size: 0.9rem; font-weight: 300;
            color: rgba(255,255,255,0.72); line-height: 1.7;
            margin-bottom: 1.5rem; font-style: italic;
        }
        .testimonial-card__author {
            display: flex; align-items: center; gap: 0.75rem;
        }
        .testimonial-card__avatar {
            width: 42px; height: 42px; border-radius: 50%;
            object-fit: cover; border: 2px solid rgba(254,204,0,0.3);
        }
        .testimonial-card__name {
            font-family: var(--font-display);
            font-size: 0.9rem; font-weight: 600; color: var(--white);
        }
        .testimonial-card__role {
            font-size: 0.7rem; color: rgba(255,255,255,0.55);
        }

        /* ---------- TECH STRIP ---------- */

        /* ---------- CTA ---------- */
        .cta-section {
            text-align: center; padding: 6rem 3rem;
            position: relative; z-index: 1;
            background: radial-gradient(ellipse at center, rgba(254,204,0,0.06) 0%, transparent 70%);
        }
        .cta-section__title {
            font-family: var(--font-display);
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 700; color: var(--white);
            margin-bottom: 1rem; position: relative; z-index: 1;
        }
        .cta-section__desc {
            font-family: var(--font-body);
            font-size: 1.05rem; font-weight: 300;
            color: rgba(255,255,255,0.72);
            max-width: 520px; margin: 0 auto 2rem;
        }

        /* ---------- FOOTER ---------- */
        .footer {
            background: var(--navy-deeper);
            padding: 5rem 3rem 2rem;
            border-top: 1px solid rgba(254,204,0,0.1);
            position: relative; z-index: 1;
        }
        .footer__grid {
            display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem; margin-bottom: 3rem;
        }
        .footer__brand {
            display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem;
        }
        .footer__brand img { height: 28px; width: auto; }
        .footer__desc {
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 300;
            color: rgba(255,255,255,0.60); line-height: 1.7;
            max-width: 300px;
        }
        .footer__heading {
            font-family: var(--font-mono);
            font-size: 0.7rem; font-weight: 500;
            letter-spacing: 0.12em; text-transform: uppercase;
            color: var(--yellow); margin-bottom: 1.25rem;
        }
        .footer__links {
            list-style: none; display: flex; flex-direction: column; gap: 0.65rem;
        }
        .footer__links a {
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 300;
            color: rgba(255,255,255,0.65); text-decoration: none;
            transition: color 0.3s ease, padding-left 0.3s ease;
        }
        .footer__links a:hover { color: var(--yellow); padding-left: 4px; }
        .footer__links li {
            font-family: var(--font-body);
            font-size: 0.85rem; font-weight: 300;
            color: rgba(255,255,255,0.65);
        }
        .footer__bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 2rem;
            font-family: var(--font-body);
            font-size: 0.75rem; font-weight: 300;
            color: rgba(255,255,255,0.5);
            display: flex; align-items: center; justify-content: space-between;
            flex-wrap: wrap; gap: 0.5rem 1.5rem;
        }
        .footer__legal {
            display: inline-flex; align-items: center; flex-wrap: wrap; gap: 0.35rem 1.25rem;
        }
        /* 0.6 alpha (nie 0.45 jak copyright) → ≥4,5:1 na --navy-deeper: to interaktywne kontrolki. */
        .footer__legal a {
            color: rgba(255,255,255,0.6);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .footer__legal a:hover { color: var(--yellow); }
        /* Przycisk-link „Zarządzaj zgodami” — ponowne otwarcie banera zgody (js/pgx.js). */
        .footer__prefs {
            font-family: var(--font-body); font-size: 0.75rem; font-weight: 300;
            color: rgba(255,255,255,0.6);
            background: none; border: 0; padding: 0; cursor: pointer;
            text-decoration: underline; text-underline-offset: 2px;
        }
        .footer__prefs:hover { color: var(--yellow); }

        /* ---------- REVEAL ---------- */
        .reveal-anim { opacity: 0; transform: translateY(40px); }
        .reveal-anim--visible {
            animation: revealUp 0.9s var(--ease-out-expo) forwards;
        }
        @keyframes revealUp {
            to { opacity: 1; transform: translateY(0); }
        }
        .reveal-delay-1 { animation-delay: 0.1s; }
        .reveal-delay-2 { animation-delay: 0.2s; }
        .reveal-delay-3 { animation-delay: 0.3s; }
        .reveal-delay-4 { animation-delay: 0.4s; }
        .reveal-delay-5 { animation-delay: 0.5s; }

        /* ---------- COUNTER ---------- */
        .counter-num { display: inline-block; }

        /* ---------- RESPONSIVE ---------- */
        @media (max-width: 1200px) {
            .header, .header--scrolled { padding-left: 1.5rem; padding-right: 1.5rem; }
            .header__nav { gap: 1.1rem; }
            .hero { grid-template-columns: 1.2fr 0.8fr; }
            .hero__visual { min-height: 400px; }
            .hero__photo { width: 100%; height: 100%; }
        }
        @media (max-width: 1100px) {
            .header__nav {
                display: none; position: fixed; inset: 0;
                background: rgba(15,31,51,0.98);
                backdrop-filter: blur(20px);
                flex-direction: column; justify-content: center;
                gap: 2.5rem; z-index: 100;
            }
            .header__nav--open { display: flex; }
            .header__nav a { font-size: 1.3rem; }
            .header__cta { display: none; }
            .header__burger { display: flex; }
        }
        @media (max-width: 1024px) {
            .hero { grid-template-columns: minmax(0, 1fr); padding: 2.5rem 1.5rem 2rem; }
            .hero__content { padding-left: 0; padding-right: 0; }
            .hero__visual { display: none; }
            .services__grid { grid-template-columns: repeat(2, 1fr); }
            /* Traffic responsive */
            .traffic__top-row { grid-template-columns: 1fr; gap: 2rem; }
            .traffic__visual { min-height: 460px; }
            .traffic__center { width: 170px; }
            .traffic__source--seo       { top: 4%; left: 4%; }
            .traffic__source--googleads { top: 4%; right: 4%; }
            .traffic__source--facebook  { top: 36%; left: 2%; }
            .traffic__source--instagram { top: 36%; right: 2%; }
            .traffic__source--linkedin  { bottom: 12%; left: 10%; }
            .traffic__source--ai        { bottom: 12%; right: 10%; }
            .traffic__source-icon { width: 50px; height: 50px; padding: 7px; border-radius: 13px; }
            .traffic__source--seo .traffic__source-icon,
            .traffic__source--linkedin .traffic__source-icon { width: 60px; height: 60px; padding: 9px; }
            .traffic__details { grid-template-columns: repeat(3, 1fr); }
            .devices-showcase { grid-template-columns: 1fr 1fr; }
            .device-project__mockups { height: 300px; }
            .device-project__laptop { width: 150px; }
            .device-project__tablet { width: 75px; }
            .device-project__phone-mock { width: 38px; }
            .testimonials__grid { grid-template-columns: 1fr 1fr; }
            .footer__grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .header { padding: 1rem 1.5rem; }
            .header--scrolled { 
                padding: 0.7rem 1.5rem;
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
                background: rgba(15,31,51,0.98);
            }
            .hero__badge {
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
            .timeline-v-card {
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
            .section:not(.hero):not(.cta-section) {
                content-visibility: visible;
                contain-intrinsic-size: auto 400px;
            }
            .traffic__visual {
                contain: layout style;
            }
            .service-card, .testimonial-card, .traffic-detail, .timeline-v-card {
                contain: layout style paint;
            }
            .header__nav {
                display: none; position: fixed; inset: 0;
                background: rgba(15,31,51,0.98);
                backdrop-filter: blur(20px);
                flex-direction: column; justify-content: center;
                gap: 2.5rem; z-index: 100;
            }
            .header__nav--open { display: flex; }
            .header__nav a { font-size: 1.3rem; }
            .header__cta { display: none; }
            .header__burger { display: flex; }
            .hero { padding: 2.5rem 1.5rem 2rem; min-height: auto; }
            .hero__title { font-size: 2.25rem; overflow-wrap: anywhere; }
            .hero__actions { flex-wrap: wrap; }
            .section { padding: 4rem 1.5rem; }
            .services__grid { grid-template-columns: 1fr; }
            .devices-showcase { grid-template-columns: 1fr; }
            .device-project__mockups { height: 280px; }
            .device-project__laptop { width: 140px; }
            .device-project__tablet { width: 68px; }
            .device-project__phone-mock { width: 34px; }
            .testimonials__grid { grid-template-columns: 1fr; }
            .traffic__visual { min-height: 380px; border-radius: 18px; }
            .traffic__center { width: 120px; }
            .traffic__source--seo       { top: 3%; left: 2%; }
            .traffic__source--googleads { top: 3%; right: 2%; }
            .traffic__source--facebook  { top: 32%; left: 1%; }
            .traffic__source--instagram { top: 32%; right: 1%; }
            .traffic__source--linkedin  { bottom: 8%; left: 3%; }
            .traffic__source--ai        { bottom: 8%; right: 3%; }
            .traffic__source-icon { width: 36px; height: 36px; padding: 5px; border-radius: 10px; }
            .traffic__source--seo .traffic__source-icon,
            .traffic__source--linkedin .traffic__source-icon { width: 44px; height: 44px; padding: 6px; }
            .traffic__source-icon img,
            .traffic__source-icon svg { width: 100%; height: 100%; }
            .traffic__details { grid-template-columns: 1fr 1fr; gap: 0.8rem; }
            .traffic-detail { padding: 1rem 0.9rem; }
            .traffic-detail__title { font-size: 0.85rem; }
            .traffic-detail__desc { font-size: 0.7rem; }
            .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
        }
        /* ─── PREFERS REDUCED MOTION ─── */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
            .hero__subtitle .typewriter-cursor { display: none; }
            .traffic__pulse-ring { display: none; }
            .marquee-strip__inner { animation: none; }
        }

        /* ─── PAUZA ANIMACJI GDY SEKCJA POZA EKRANEM ─── */
        .anim-paused .marquee-strip__inner,
        .anim-paused .traffic__flow-line,
        .anim-paused .traffic__pulse-ring,
        .anim-paused .hero__visual-accent,
        .anim-paused .hero__tag-float,
        .anim-paused .scroll-indicator__line,
        .anim-paused .hero__badge-dot,
        .anim-paused .timeline-v-card__trophy,
        .anim-paused .timeline-v-line::after {
            animation-play-state: paused;
        }

        /* ─── MOBILE: WYŁĄCZ BACKDROP-FILTER DLA WYDAJNOŚCI ─── */
        @media (hover: none) and (pointer: coarse) {
            .header--scrolled,
            .hero__badge,
            .timeline-v-card {
                backdrop-filter: none;
                -webkit-backdrop-filter: none;
            }
            .header--scrolled { background: rgba(15,31,51,0.97); }
            .hero__badge { background: rgba(28,56,92,0.85); }
            .timeline-v-card { background: rgba(15,28,50,0.94); }
        }

        /* ---------- OPINIA WYRÓŻNIONA (jedna realna opinia zamiast siatki placeholderów) ---------- */
        .testimonial-featured {
            position: relative;
            max-width: 900px;
            margin: 4rem auto 0;
            padding: 3rem 3rem 2.25rem;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 24px;
        }
        .testimonial-featured::before {
            content: '"';
            position: absolute; top: 0.6rem; left: 2rem;
            font-family: var(--font-display);
            font-size: 5rem; line-height: 1;
            color: var(--yellow);
            opacity: 0.35;
        }
        .testimonial-featured__quote {
            position: relative; z-index: 1;
            margin: 0 0 2rem;
            font-family: var(--font-body);
            font-size: 1.12rem;
            line-height: 1.85;
            color: rgba(255,255,255,0.86);
        }
        .testimonial-featured__author {
            display: flex; align-items: center; justify-content: space-between;
            gap: 2rem; flex-wrap: wrap;
            padding-top: 1.75rem;
            border-top: 1px solid rgba(255,255,255,0.08);
        }
        .testimonial-featured__person { display: flex; flex-direction: column; gap: 0.25rem; }
        .testimonial-featured__name {
            font-family: var(--font-display);
            font-size: 1.05rem; font-weight: 700;
            color: var(--white);
        }
        .testimonial-featured__role {
            font-family: var(--font-mono);
            font-size: 0.75rem; letter-spacing: 0.04em;
            color: rgba(255,255,255,0.5);
        }
        /* Logo klienta w wersji na ciemne tło (ciemne elementy → biel, czerwony akcent AB zachowany). */
        .testimonial-featured__logo {
            height: 38px; width: auto;
            opacity: 0.9;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .testimonial-featured { padding: 2.25rem 1.5rem 1.75rem; }
            .testimonial-featured::before { left: 1rem; font-size: 3.5rem; }
            .testimonial-featured__quote { font-size: 1rem; }
            .testimonial-featured__author { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
        }

        /* ============================================================
           SEKCJA KONTAKTU + FORMULARZ — komponent WSPÓŁDZIELONY
           Używany na: /strony-internetowe, /seo, /marketing-online i 4 spoke'ach.
           Kontrakt POST → /api/wycena.php: name, contact, message, type?, _hp.
           Obsługa JS: initLeadForms() z global.js (klasa .js-lead-form),
           poza /strony-internetowe, gdzie działa starszy initQuoteForm (#quote-form).
           Był w css/strony-internetowe.css — przeniesiony tutaj, gdy formularz
           przestał być ekskluzywny dla jednej strony (zasada: zero duplikatów).
        ============================================================ */
        .contact-section { background: var(--navy-deeper); position: relative; overflow: hidden; }
        .contact-section::before {
            content: ''; position: absolute; inset: 0;
            background: radial-gradient(ellipse at 50% 30%, rgba(254,204,0,0.06) 0%, transparent 65%); pointer-events: none;
        }
        .contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 5rem; align-items: start; position: relative; z-index: 1; }
        /* /seo i spoke'i centrują etykiety sekcji (np. seo.css: `.section .section__label
           { justify-content: center }`), a ta sekcja jest dwukolumnowa i wyrównana do lewej.
           Podwojona klasa `.contact-section.section` = wyższa specyficzność niż `.section .x`,
           więc wygrywa niezależnie od kolejności ładowania arkuszy — bez `!important`. */
        .contact-section.section .section__label { justify-content: flex-start; }
        .contact-section.section .contact-info { text-align: left; }
        .contact-info__cta-title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.1; color: var(--white); margin: 1rem 0; }
        .contact-info__cta-title em { font-style: normal; color: var(--yellow); }
        .contact-info__desc { font-family: var(--font-body); font-size: 0.95rem; font-weight: 300; color: rgba(255,255,255,0.70); line-height: 1.75; margin-bottom: 2.5rem; max-width: 380px; }
        .contact-channels { display: flex; flex-direction: column; gap: 1rem; }
        .contact-channel {
            display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem;
            background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.06);
            border-radius: 14px; text-decoration: none; color: var(--white); transition: all 0.35s ease;
        }
        .contact-channel:hover { border-color: rgba(254,204,0,0.25); background: rgba(254,204,0,0.04); transform: translateX(4px); }
        .contact-channel__icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; background: rgba(254,204,0,0.08); border: 1px solid rgba(254,204,0,0.15); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
        .contact-channel__label { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.65); display: block; }
        .contact-channel__value { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--white); }

        /* Lista „co dostajesz w audycie" — pod opisem, nad kanałami kontaktu. */
        .contact-perks { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; margin: 0 0 2rem; max-width: 400px; }
        .contact-perks li {
            position: relative; padding-left: 1.75rem;
            font-family: var(--font-body); font-size: 0.9rem; font-weight: 300;
            color: rgba(255,255,255,0.72); line-height: 1.6;
        }
        .contact-perks li::before {
            content: '✓'; position: absolute; left: 0; top: 0;
            color: var(--yellow); font-weight: 700;
        }

        .contact-form { background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.06); border-radius: 24px; padding: 2.5rem; }
        .form-row { margin-bottom: 1.25rem; }
        .form-row--2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
        .form-label { display: block; font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.68); margin-bottom: 0.5rem; }
        .form-label__hint { color: rgba(255,255,255,0.4); font-weight: 300; }
        .form-input, .form-textarea, .form-select {
            width: 100%; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08); border-radius: 10px;
            padding: 0.75rem 1rem; font-family: var(--font-body); font-size: 0.9rem; font-weight: 300; color: var(--white);
            outline: none; transition: border-color 0.3s ease, box-shadow 0.3s ease;
            -webkit-appearance: none; appearance: none;
        }
        .form-select { cursor: pointer; }
        /* <option> dziedziczy tło z systemu, nie z inputa — bez tego biały tekst na białym tle. */
        .form-select option { background: var(--navy-deeper); color: var(--white); }
        .form-input:focus, .form-textarea:focus, .form-select:focus { border-color: rgba(254,204,0,0.4); box-shadow: 0 0 0 3px rgba(254,204,0,0.08); }

        .form-input[aria-invalid="true"],
        .kontakt__input[aria-invalid="true"],
        .lead-form__input[aria-invalid="true"] {
            border-color: rgba(255,125,125,.8);
            box-shadow: 0 0 0 3px rgba(255,125,125,.1);
        }
        .form-textarea { resize: vertical; min-height: 110px; }
        .form-input::placeholder, .form-textarea::placeholder { color: rgba(255,255,255,0.45); }
        .hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
        .form-submit {
            width: 100%; background: var(--yellow); color: var(--navy-dark); border: none; border-radius: 100px; padding: 1rem 2rem;
            font-family: var(--font-body); font-size: 0.9rem; font-weight: 700; cursor: pointer; transition: all 0.4s var(--ease-spring);
            display: flex; align-items: center; justify-content: center; gap: 0.5rem; position: relative; overflow: hidden;
        }
        .form-submit::after { content: ''; position: absolute; inset: 0; background: var(--white); border-radius: 100px; transform: scaleX(0); transform-origin: right; transition: transform 0.5s var(--ease-out-expo); z-index: 0; }
        .form-submit:hover::after { transform: scaleX(1); transform-origin: left; }
        .form-submit span { position: relative; z-index: 1; }
        .form-submit:hover { box-shadow: 0 10px 30px rgba(254,204,0,0.3); transform: translateY(-2px); }
        .form-submit:disabled { opacity: 0.65; cursor: progress; transform: none; }
        .form-consent {
            margin: 0 0 0.85rem;
            font-family: var(--font-body);
            font-size: 0.75rem;
            font-weight: 300;
            line-height: 1.55;
            color: rgba(255,255,255,0.68);
        }
        .form-consent a {
            color: rgba(255,255,255,0.68);
            text-underline-offset: 0.18em;
        }
        .form-consent a:hover,
        .form-consent a:focus-visible { color: var(--yellow); }
        .form-note { margin-top: 0.85rem; font-family: var(--font-body); font-size: 0.8rem; font-weight: 300; color: rgba(255,255,255,0.68); text-align: center; line-height: 1.6; }
        .form-status { margin-top: 0.5rem; font-family: var(--font-body); font-size: 0.9rem; padding: 0.85rem 1rem; border-radius: 10px; }
        .form-status--ok { color: rgba(168,230,207,0.95); background: rgba(168,230,207,0.08); border: 1px solid rgba(168,230,207,0.25); }
        .form-status--err { color: rgba(255,150,150,0.95); background: rgba(255,107,107,0.08); border: 1px solid rgba(255,107,107,0.25); }

        @media (max-width: 1024px) {
            .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
        }
        @media (max-width: 768px) {
            .form-row--2 { grid-template-columns: 1fr; }
            .contact-form { padding: 1.5rem; }
        }


        /* ============================================================
           REALIZACJE — komponent .work-* (przeniesiony ze strony-internetowe.css,
           gdy zaczely go uzywac 2 strony: /portfolio i /uslugi/tworzenie-stron-internetowych).
        ============================================================ */
        .work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.75rem; max-width: 1100px; margin: 0 auto; }
        .work-card {
            border: 1px solid rgba(255,255,255,0.06); border-radius: 18px; overflow: hidden;
            background: rgba(255,255,255,0.02);
            transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s var(--ease-out-expo);
        }
        .work-card:hover, .work-card:focus-within {
            border-color: rgba(254,204,0,0.22); transform: translateY(-4px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4);
        }
        .work-card:focus-within { outline: 2px solid rgba(254,204,0,0.5); outline-offset: 2px; }
        .work-frame__bar { height: 30px; background: #060f1c; display: flex; align-items: center; gap: 0.35rem; padding: 0 0.9rem; }
        .work-frame__dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.18); }
        .work-frame__url { margin-left: 0.6rem; font-family: var(--font-mono); font-size: 0.75rem; color: rgba(255,255,255,0.68); }
        .work-frame__viewport { height: 300px; overflow: hidden; position: relative; background: var(--navy-deeper); }
        /* Długi zrzut realnej strony: naturalna wysokość, przesuwa się w pionie na hover/focus/in-view,
           dzięki czemu w ramce „przewija się" cała strona klienta. */
        .work-frame__shot { width: 100%; height: auto; display: block; transform: translateY(0); transition: transform 7s linear; }
        .work-card:hover .work-frame__shot,
        .work-card:focus-within .work-frame__shot,
        .work-card--inview .work-frame__shot { transform: translateY(calc(-100% + 300px)); }
        .work-card__body { padding: 1.35rem 1.4rem 1.5rem; }
        .work-card__title {
            font-family: var(--font-display); font-size: 1.15rem; font-weight: 700;
            color: var(--white); margin-bottom: 0.5rem;
        }
        .work-card__desc {
            font-size: 0.9rem; line-height: 1.65; color: rgba(255,255,255,0.62);
            margin-bottom: 1.1rem;
        }
        .work-card__tag {
            font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em;
            text-transform: uppercase; color: var(--yellow);
            background: rgba(254,204,0,0.08); border: 1px solid rgba(254,204,0,0.2);
            padding: 0.28rem 0.65rem; border-radius: 6px; white-space: nowrap;
        }
        .work-card__link {
            display: inline-block; margin-top: 1.1rem;
            font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.05em;
            color: var(--yellow); text-decoration: none;
        }
        .work-card__link:hover { text-decoration: underline; }
        .work-card__meta { padding: 0; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
        .work-card__client { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; color: rgba(255,255,255,0.68); }
        .work-card__metric {
            font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; color: var(--yellow);
            background: rgba(254,204,0,0.08); border: 1px solid rgba(254,204,0,0.2);
            padding: 0.3rem 0.7rem; border-radius: 8px; white-space: nowrap;
        }
        @media (max-width: 768px) {
            .work-grid { grid-template-columns: 1fr; }
            .work-frame__viewport { height: 240px; }
            .work-card:hover .work-frame__shot, .work-card:focus-within .work-frame__shot, .work-card--inview .work-frame__shot { transform: translateY(calc(-100% + 240px)); }
        }