/* ============================================================
   GduLAB – style.css
   Kolory: #252b3b (granat), #2eb5e8 (niebieski), #f4f8fc (tło)
   ============================================================ */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --dark:    #252b3b;
    --blue:    #2eb5e8;
    --blue-dk: #1a9fd1;
    --light:   #f4f8fc;
    --white:   #ffffff;
    --gray:    #6b7280;
    --gray-lt: #e5eaf2;
    --text:    #1a202c;
    --radius:  10px;
    --shadow:  0 4px 24px rgba(37,43,59,.08);
    --trans:   .22s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: .95rem;
    cursor: pointer;
    transition: var(--trans);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--primary {
    background: var(--blue);
    color: var(--white);
}
.btn--primary:hover { background: var(--blue-dk); }

.btn--outline {
    background: transparent;
    color: var(--dark);
    border-color: var(--dark);
}
.btn--outline:hover { background: var(--dark); color: var(--white); }

.btn--lg { padding: 15px 30px; font-size: 1rem; }

.btn--full { width: 100%; justify-content: center; }

/* ---------- Section header ---------- */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}
.section-header h2 {
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}
.section-header p {
    color: var(--gray);
    font-size: 1.05rem;
    max-width: max-content;
    margin: 0 auto;
    white-space: nowrap;
}
@media (max-width: 768px) {
    .section-header p { white-space: normal; max-width: 100%; }
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--white);
    border-bottom: 1px solid var(--gray-lt);
    box-shadow: 0 2px 12px rgba(37,43,59,.06);
}

.header__inner {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 70px;
}

.header__logo img { height: 40px; width: auto; }

.header__nav {
    display: flex;
    gap: 28px;
    margin-left: auto;
}
.header__nav a {
    font-size: .92rem;
    font-weight: 500;
    color: var(--gray);
    transition: var(--trans);
}
.header__nav a:hover { color: var(--blue); }

.header__phone {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--blue);
    color: var(--white);
    font-weight: 700;
    font-size: .92rem;
    padding: 9px 18px;
    border-radius: var(--radius);
    transition: var(--trans);
    flex-shrink: 0;
}
.header__phone:hover { background: var(--blue-dk); }

.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    margin-left: auto;
}
.header__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--trans);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    background: linear-gradient(135deg, #eef5fb 0%, #f9fbfd 60%, #e8f4fb 100%);
    padding: 80px 0 72px;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 64px;
    align-items: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(46,181,232,.12);
    color: var(--blue-dk);
    font-size: .82rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 30px;
    margin-bottom: 24px;
    border: 1px solid rgba(46,181,232,.25);
}

.hero h1 {
    font-size: clamp(2rem, 4vw, 2.9rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--dark);
    margin-bottom: 20px;
}
.hero h1 span { color: var(--blue); }

.hero__desc {
    font-size: 1.07rem;
    color: var(--gray);
    margin-bottom: 32px;
    max-width: 520px;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 32px;
}

.hero__checks {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}
.hero__check {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: .9rem;
    font-weight: 500;
    color: var(--dark);
}

/* Hero cards */
.hero__cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.hero__card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--white);
    border-radius: 14px;
    padding: 20px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-lt);
    transition: transform var(--trans), box-shadow var(--trans);
}
.hero__card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(37,43,59,.12);
}

.hero__card-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: rgba(46,181,232,.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__card strong {
    display: block;
    font-size: .97rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 2px;
}
.hero__card span {
    font-size: .83rem;
    color: var(--gray);
}

.hero__card--certum {
    background: var(--dark);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px 24px;
}
.hero__card-certum-label {
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(255,255,255,.5);
}
.hero__card-certum-logo {
    height: 52px;
    width: auto;
}

/* ---------- Trust bar ---------- */
.trust-bar {
    background: var(--dark);
    padding: 20px 0;
}
.trust-bar .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}
.trust-bar__label {
    font-size: .82rem;
    font-weight: 600;
    color: rgba(255,255,255,.5);
    text-transform: uppercase;
    letter-spacing: .06em;
    white-space: nowrap;
}

@media (max-width: 480px) {
    .trust-bar .container {
        flex-direction: column;
        gap: 12px;
    }
}
.trust-bar__certum-img {
    height: 100px;
    width: auto;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
    padding: 88px 0;
    background: var(--white);
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.service-card {
    border: 1px solid var(--gray-lt);
    border-radius: 16px;
    padding: 32px;
    position: relative;
    background: var(--white);
    transition: box-shadow var(--trans), transform var(--trans);
    display: flex;
    flex-direction: column;
}
.service-card .btn {
    margin-top: auto;
}
.service-card:hover {
    box-shadow: 0 12px 40px rgba(37,43,59,.1);
    transform: translateY(-3px);
}

.service-card--featured {
    border-color: var(--blue);
    background: linear-gradient(160deg, #f0faff 0%, #fff 60%);
}

.service-card__badge {
    display: inline-block;
    background: var(--blue);
    color: var(--white);
    font-size: .75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 30px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.service-card__icon {
    width: 72px;
    height: 72px;
    background: rgba(46,181,232,.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--blue);
}

.service-card h3 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 14px;
}

.service-card p {
    color: var(--gray);
    font-size: .95rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-card__list {
    margin-bottom: 24px;
    flex-grow: 1;
}
.service-card__list li {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: .9rem;
    color: var(--text);
    padding: 5px 0;
    border-bottom: 1px solid var(--gray-lt);
}
.service-card__list li:last-child { border-bottom: none; }

.service-card__link {
    display: inline-block;
    margin-top: 14px;
    font-size: .85rem;
    font-weight: 600;
    color: var(--blue);
    transition: opacity var(--trans);
}
.service-card__link:hover { opacity: .75; }

.service-card__list li::before {
    content: '';
    flex-shrink: 0;
    width: 6px;
    height: 6px;
    background: var(--blue);
    border-radius: 50%;
}

/* ============================================================
   WHY US
   ============================================================ */
.why-us {
    padding: 88px 0;
    background: var(--light);
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--white);
    border-radius: 14px;
    padding: 32px 28px;
    border: 1px solid var(--gray-lt);
    transition: box-shadow var(--trans), transform var(--trans);
}
.why-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.why-card__icon {
    width: 56px;
    height: 56px;
    background: rgba(46,181,232,.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    margin-bottom: 18px;
}

.why-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.why-card p {
    font-size: .88rem;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
    padding: 88px 0;
    background: var(--dark);
    color: var(--white);
}

.how-it-works .section-header h2 { color: var(--white); }
.how-it-works .section-header p  { color: rgba(255,255,255,.6); }

.steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 16px;
}

.step__num {
    width: 52px;
    height: 52px;
    background: var(--blue);
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
}

.step h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--white);
}

.step p {
    font-size: .87rem;
    color: rgba(255,255,255,.6);
    line-height: 1.7;
}

.step__connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 14px;
    flex-shrink: 0;
    opacity: .5;
}

/* ============================================================
   AREA
   ============================================================ */
.area {
    padding: 88px 0;
    background: var(--white);
}

.area__inner {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 64px;
    align-items: center;
}

.area__content h2 {
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 18px;
    line-height: 1.25;
}

.area__content p {
    color: var(--gray);
    font-size: .97rem;
    margin-bottom: 28px;
    line-height: 1.7;
}

.area__cities {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 32px;
}

.area__city {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--light);
    border: 1px solid var(--gray-lt);
    border-radius: 30px;
    padding: 5px 14px;
    font-size: .85rem;
    font-weight: 500;
    color: var(--dark);
}

.area__city--more { color: var(--gray); }

/* Area visual */
.area__visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
}

.area__ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(46,181,232,.2);
    animation: pulse 3s ease-in-out infinite;
}
.area__ring--1 { width: 180px; height: 180px; animation-delay: 0s; }
.area__ring--2 { width: 280px; height: 280px; animation-delay: .8s; }

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: .6; }
    50%       { transform: scale(1.04); opacity: 1; }
}

.area__pin {
    position: relative;
    z-index: 2;
    text-align: center;
}
.area__pin p {
    font-weight: 700;
    color: var(--dark);
    font-size: 1rem;
    margin-top: 8px;
    line-height: 1.5;
}
.area__pin span {
    font-size: .82rem;
    font-weight: 400;
    color: var(--gray);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
    padding: 88px 0;
    background: var(--light);
}

.contact__inner {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 56px;
    align-items: start;
}

.contact__info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 24px;
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-lt);
    transition: color var(--trans);
}
.contact__item:last-of-type { border-bottom: none; }

.contact__item--phone:hover strong { color: var(--blue); }

.contact__item-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: rgba(46,181,232,.12);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
}

.contact__item span {
    display: block;
    font-size: .78rem;
    color: var(--gray);
    margin-bottom: 3px;
}
.contact__item strong {
    font-size: .97rem;
    font-weight: 600;
    color: var(--dark);
    transition: color var(--trans);
}

.contact__hours {
    margin-top: 28px;
    background: var(--white);
    border-radius: 12px;
    padding: 20px 22px;
    border: 1px solid var(--gray-lt);
}
.contact__hours h4 {
    font-size: .9rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}
.contact__hours-row {
    display: flex;
    justify-content: space-between;
    font-size: .87rem;
    padding: 5px 0;
    color: var(--gray);
}
.contact__hours-row strong { color: var(--dark); font-weight: 600; }

/* Form */
.contact__form-wrap {
    background: var(--white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-lt);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: .85rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 7px;
}

.req { color: var(--blue); }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gray-lt);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: .93rem;
    color: var(--text);
    background: var(--white);
    transition: border-color var(--trans), box-shadow var(--trans);
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(46,181,232,.15);
}
.form-group textarea { resize: vertical; min-height: 110px; }

.form-group--check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 22px;
}
.form-group--check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
    accent-color: var(--blue);
    cursor: pointer;
}
.form-group--check label {
    font-size: .8rem;
    font-weight: 400;
    color: var(--gray);
    margin-bottom: 0;
    cursor: pointer;
}

.form-success[hidden] { display: none; }
.form-success {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f0fdf4;
    border: 1px solid #86efac;
    border-radius: var(--radius);
    padding: 16px 18px;
    font-size: .92rem;
    font-weight: 500;
    color: #15803d;
    margin-top: 16px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,.7);
    padding: 60px 0 0;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr 180px 180px;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer__logo-wrap {
    display: inline-block;
    background: #ffffff;
    padding: 8px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
}
.footer__brand img { display: block; filter: none; max-height: 50px; width: auto; }
.footer__bottom-logo { height: 18px; width: auto; filter: brightness(0) invert(1); opacity: .5; vertical-align: middle; margin: 0 2px; }
.footer__brand p { font-size: .85rem; line-height: 1.7; }

.footer__col h4 {
    font-size: .85rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: .05em;
}
.footer__col a {
    display: block;
    font-size: .87rem;
    color: rgba(255,255,255,.6);
    margin-bottom: 9px;
    transition: color var(--trans);
}
.footer__col a:hover { color: var(--blue); }
.footer__hours {
    font-size: .85rem;
    line-height: 1.8;
    color: rgba(255,255,255,.45);
    margin-top: 4px;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    font-size: .8rem;
    color: rgba(255,255,255,.35);
    flex-wrap: wrap;
    gap: 8px;
}
.footer__bottom strong { color: rgba(255,255,255,.6); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .hero__inner       { grid-template-columns: 1fr; }
    .hero__cards       { flex-direction: row; flex-wrap: wrap; }
    .hero__card        { flex: 1 1 200px; }
    .why-us__grid      { grid-template-columns: 1fr 1fr; }
    .area__inner       { grid-template-columns: 1fr; }
    .area__visual      { display: none; }
    .contact__inner    { grid-template-columns: 1fr; }
    .footer__inner     { grid-template-columns: 1fr 1fr; }
    .footer__brand     { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .header__nav       { display: none; }
    .header__phone     { display: none; }
    .header__burger    { display: flex; }

    .header__nav.is-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        border-bottom: 1px solid var(--gray-lt);
        padding: 16px 24px 24px;
        gap: 0;
        box-shadow: 0 8px 24px rgba(37,43,59,.1);
    }
    .header__nav.is-open a {
        padding: 14px 0;
        border-bottom: 1px solid var(--gray-lt);
        font-size: 1rem;
        color: var(--dark);
    }
    .header__nav.is-open a:last-child { border-bottom: none; }

    .hero                { padding: 48px 0; }
    .services            { padding: 60px 0; }
    .why-us              { padding: 60px 0; }
    .how-it-works        { padding: 60px 0; }
    .area                { padding: 60px 0; }
    .contact             { padding: 60px 0; }

    .services__grid      { grid-template-columns: 1fr; }
    .why-us__grid        { grid-template-columns: 1fr; }

    .steps {
        flex-direction: column;
        gap: 24px;
    }
    .step__connector     { display: none; }

    .hero__cta           { flex-direction: column; }
    .hero__cta .btn      { width: 100%; justify-content: center; }

    .form-row            { grid-template-columns: 1fr; }
    .contact__form-wrap  { padding: 24px 18px; }

    .footer__inner       { grid-template-columns: 1fr; }
    .footer__bottom      { flex-direction: column; text-align: center; }

    .section-header      { margin-bottom: 36px; }
}

@media (max-width: 480px) {
    .hero h1             { font-size: 1.75rem; }
    .service-card        { padding: 28px 22px; }
    .hero__card          { flex: 1 1 100%; }
}

/* ============================================================
   BLOG – Artykuł
   ============================================================ */

.article-hero {
    background: var(--light);
    padding: 48px 0 40px;
    border-bottom: 1px solid var(--gray-lt);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .82rem;
    color: var(--gray);
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.breadcrumb a { color: var(--gray); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span[aria-hidden] { color: var(--gray-lt); }

.article-hero__meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}
.article-hero__tag {
    background: var(--blue);
    color: #fff;
    font-size: .75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: .03em;
    text-transform: uppercase;
}
.article-hero__time {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: .82rem;
    color: var(--gray);
}

.article-hero h1 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.25;
    margin-bottom: 16px;
}
.article-hero__lead {
    font-size: 1.05rem;
    color: var(--gray);
    max-width: 680px;
    line-height: 1.7;
}

/* Layout */
.article-wrap { padding: 56px 0 80px; }

.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: start;
}

/* Article content */
.article-content h2[id] { scroll-margin-top: 90px; }

.article-content h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--dark);
    margin: 40px 0 14px;
    padding-top: 8px;
}
.article-content h2:first-child { margin-top: 0; }
.article-content h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}
.article-content p { margin-bottom: 14px; line-height: 1.75; color: #374151; }

.article-list {
    padding-left: 20px;
    margin-bottom: 16px;
    color: #374151;
    line-height: 1.75;
}
.article-list li { margin-bottom: 6px; }
.article-list--compact li { margin-bottom: 4px; }

/* Format cards */
.article-formats {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0 32px;
}
.article-format-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--light);
    border-radius: var(--radius);
    padding: 16px 20px;
    border: 1px solid var(--gray-lt);
}
.article-format-card__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-lt);
    color: var(--blue);
}
.article-format-card strong { display: block; font-weight: 700; margin-bottom: 2px; color: var(--dark); }
.article-format-card p { margin: 0; font-size: .9rem; color: var(--gray); }

/* Steps */
.article-steps {
    list-style: none;
    padding: 0;
    margin: 24px 0 32px;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.article-step {
    display: flex;
    gap: 20px;
    position: relative;
    padding-bottom: 32px;
}
.article-step:last-child { padding-bottom: 0; }
.article-step::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 44px;
    bottom: 0;
    width: 2px;
    background: var(--gray-lt);
}
.article-step:last-child::before { display: none; }
.article-step__num {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--blue);
    color: #fff;
    font-weight: 800;
    font-size: .95rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.article-step__body { padding-top: 8px; }
.article-step__body h3 { margin-bottom: 6px; }
.article-step__body p { margin-bottom: 8px; }

/* Compare table */
.article-compare { overflow-x: auto; margin: 20px 0 32px; }
.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .9rem;
}
.compare-table th, .compare-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-lt);
}
.compare-table thead th {
    background: var(--dark);
    color: #fff;
    font-weight: 700;
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.compare-table thead th:first-child { border-radius: 8px 0 0 0; }
.compare-table thead th:last-child { border-radius: 0 8px 0 0; }
.compare-table tbody tr:hover { background: var(--light); }
.compare-table tbody td:first-child { color: var(--gray); font-size: .85rem; }
.compare-yes { color: #16a34a; font-weight: 600; }
.compare-no  { color: #dc2626; font-weight: 600; }

/* Alert box */
.article-alert {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    background: #fff8e6;
    border: 1px solid #f5c842;
    border-left: 4px solid #f5c842;
    border-radius: var(--radius);
    padding: 16px 20px;
    margin: 20px 0 32px;
    color: #7a5c00;
}
.article-alert svg { flex-shrink: 0; margin-top: 2px; color: #c49000; }
.article-alert p { margin: 0; font-size: .93rem; line-height: 1.65; }
.article-alert strong { color: #5a4400; }

/* Inline CTA */
.article-cta-inline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: var(--light);
    border: 1px solid var(--gray-lt);
    border-left: 4px solid var(--blue);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-top: 40px;
    flex-wrap: wrap;
}
.article-cta-inline strong { display: block; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.article-cta-inline p { margin: 0; font-size: .9rem; color: var(--gray); }

/* Sidebar */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 90px;
}

.sidebar-card {
    background: var(--light);
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    padding: 24px;
}
.sidebar-card h3 {
    font-size: .9rem;
    font-weight: 700;
    color: var(--dark);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: 14px;
}
.sidebar-card--dark {
    background: var(--dark);
    border-color: var(--dark);
    color: rgba(255,255,255,.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
}
.sidebar-card--dark p { font-size: .88rem; color: rgba(255,255,255,.75); margin: 0; }
.sidebar-card__badge {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--blue);
}
.sidebar-card__certum { height: 60px; width: auto; }

.sidebar-toc {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.sidebar-toc a {
    font-size: .88rem;
    color: var(--gray);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 1px solid var(--gray-lt);
    transition: color var(--trans);
}
.sidebar-toc a:last-child { border-bottom: none; }
.sidebar-toc a:hover { color: var(--blue); }

.sidebar-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.sidebar-links a {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .88rem;
    color: var(--blue);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 1px solid var(--gray-lt);
    transition: gap var(--trans);
}
.sidebar-links a:last-child { border-bottom: none; }
.sidebar-links a:hover { gap: 10px; }

/* ============================================================
   SEKCJA – Poradniki
   ============================================================ */

.guides { padding: 80px 0; background: var(--light); }
#blog { background: var(--dark); }
#blog .section-header h2 { color: var(--white); }
#blog .section-header p  { color: rgba(255,255,255,.6); }

.guides__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.guide-card {
    display: flex;
    gap: 20px;
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    padding: 28px;
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--trans), transform var(--trans);
}
.guide-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.guide-card__icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background: var(--light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    border: 1px solid var(--gray-lt);
}

.guide-card__body { display: flex; flex-direction: column; gap: 8px; }

.guide-card__tag {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--blue);
}

.guide-card__body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.35;
}

.guide-card__body p {
    font-size: .88rem;
    color: var(--gray);
    line-height: 1.65;
    margin: 0;
}

.guide-card__link {
    font-size: .88rem;
    font-weight: 600;
    color: var(--blue);
    margin-top: 4px;
}

@media (max-width: 900px) {
    .guides__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .guides__grid { grid-template-columns: 1fr; }
    .guides { padding: 60px 0; }
}

.btn--outline-dark {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,.4);
}
.btn--outline-dark:hover {
    border-color: var(--white);
    background: rgba(255,255,255,.08);
    color: var(--white);
}

.btn--outline-light {
    border: 2px solid rgba(255,255,255,.4);
    color: #fff;
    background: transparent;
}
.btn--outline-light:hover {
    border-color: #fff;
    background: rgba(255,255,255,.08);
    color: #fff;
}

/* Responsive – article */
@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
}
@media (max-width: 768px) {
    .article-hero { padding: 32px 0 28px; }
    .article-wrap { padding: 36px 0 56px; }
    .article-cta-inline { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   PODSTRONA – Potwierdzenie tożsamości
   ============================================================ */

/* Page hero – two column layout */
.page-hero__inner { flex: 1; }
.page-hero .container {
    display: flex;
    align-items: center;
    gap: 48px;
}
.page-hero__partner {
    flex-shrink: 0;
    background: var(--dark);
    border-radius: 16px;
    padding: 36px 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}
.page-hero__partner-label {
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: rgba(255,255,255,.5);
}
.page-hero__partner-logo {
    height: 84px;
    width: auto;
}

/* Active nav link */
.header__nav a.active { color: var(--blue); font-weight: 600; }

/* Page hero */
.page-hero {
    background: linear-gradient(135deg, #eef5fb 0%, #f9fbfd 60%, #e8f4fb 100%);
    padding: 52px 0 60px;
}
.page-hero__breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .82rem;
    color: var(--gray);
    margin-bottom: 20px;
}
.page-hero__breadcrumb a { color: var(--blue); }
.page-hero__breadcrumb svg { opacity: .5; }
.page-hero h1 {
    font-size: clamp(1.7rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
}
.page-hero p {
    font-size: 1.05rem;
    color: var(--gray);
    max-width: 560px;
    margin-bottom: 32px;
    line-height: 1.7;
}
.page-hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* Sections */
.pt-section { padding: 72px 0; }
.pt-section--light { background: var(--light); }

/* Why required */
.pt-why {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: 16px;
    padding: 36px 40px;
    box-shadow: var(--shadow);
}
.pt-why__icon {
    flex-shrink: 0;
    width: 68px;
    height: 68px;
    background: rgba(46,181,232,.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pt-why__content h2 {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}
.pt-why__content p {
    color: var(--gray);
    font-size: .95rem;
    line-height: 1.75;
    margin-bottom: 10px;
}
.pt-why__content p:last-child { margin-bottom: 0; }
.pt-why__list {
    margin: 10px 0 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.pt-why__list li {
    display: flex;
    gap: 10px;
    font-size: .93rem;
    color: var(--gray);
    line-height: 1.6;
}
.pt-why__list li::before {
    content: '→';
    color: var(--blue);
    font-weight: 700;
    flex-shrink: 0;
}

/* Methods */
.pt-methods {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.pt-method {
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: 16px;
    padding: 36px;
    transition: box-shadow var(--trans);
}
.pt-method:hover { box-shadow: var(--shadow); }
.pt-method--featured {
    border-color: var(--blue);
    background: linear-gradient(160deg, #f0faff 0%, #fff 60%);
}
.pt-method__header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}
.pt-method__icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: rgba(46,181,232,.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
}
.pt-method__header h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 5px;
}
.pt-method__tag {
    display: inline-block;
    font-size: .78rem;
    font-weight: 600;
    color: var(--blue);
    background: rgba(46,181,232,.1);
    border-radius: 20px;
    padding: 3px 10px;
}
.pt-method > p {
    color: var(--gray);
    font-size: .92rem;
    line-height: 1.7;
    margin-bottom: 24px;
}
.pt-method__steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}
.pt-method__step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.pt-method__step span {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    background: var(--blue);
    color: var(--white);
    font-size: .78rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
}
.pt-method__step p {
    font-size: .88rem;
    color: var(--text);
    line-height: 1.6;
    margin: 0;
}
.pt-method__needs {
    background: var(--light);
    border-radius: 10px;
    padding: 16px 18px;
    font-size: .87rem;
}
.pt-method__needs strong {
    display: block;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: .85rem;
}
.pt-method__needs ul { display: flex; flex-direction: column; gap: 6px; }
.pt-method__needs li {
    display: flex;
    align-items: flex-start;
    gap: 7px;
    color: var(--gray);
}
.pt-method__needs li::before {
    content: '–';
    color: var(--blue);
    font-weight: 700;
    flex-shrink: 0;
}

/* Documents */
.pt-docs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}
.pt-doc-card {
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: 16px;
    padding: 36px;
}
.pt-doc-card--featured {
    border-color: var(--blue);
    background: linear-gradient(160deg, #f0faff 0%, #fff 60%);
}
.pt-doc-card__icon {
    width: 60px;
    height: 60px;
    background: rgba(46,181,232,.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    margin-bottom: 20px;
}
.pt-doc-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.4;
}
.pt-doc-card h3 small {
    display: block;
    font-size: .8rem;
    font-weight: 500;
    color: var(--gray);
    margin-top: 4px;
}
.pt-doc-card__list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}
.pt-doc-card__list li {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    font-size: .9rem;
    color: var(--text);
    line-height: 1.5;
}
.pt-doc-card__list li svg { flex-shrink: 0; margin-top: 2px; }
.pt-doc-card__note {
    font-size: .83rem;
    color: var(--gray);
    background: var(--light);
    border-radius: 8px;
    padding: 12px 14px;
    line-height: 1.6;
    margin: 0;
}

/* FAQ */
.faq { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.faq__item {
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: 12px;
    overflow: hidden;
}
.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: .97rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    transition: color var(--trans);
}
.faq__question:hover { color: var(--blue); }
.faq__question svg { flex-shrink: 0; transition: transform var(--trans); }
.faq__question[aria-expanded="true"] { color: var(--blue); }
.faq__question[aria-expanded="true"] svg { transform: rotate(180deg); }
.faq__answer {
    display: none;
    padding: 0 24px 20px;
}
.faq__answer.is-open { display: block; }
.faq__answer p { font-size: .92rem; color: var(--gray); line-height: 1.75; }

/* CTA section */
.pt-cta {
    background: var(--dark);
    padding: 72px 0;
    text-align: center;
}
.pt-cta h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}
.pt-cta p {
    color: rgba(255,255,255,.6);
    font-size: 1rem;
    margin-bottom: 32px;
}
.pt-cta__buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.pt-cta .btn--outline {
    color: var(--white);
    border-color: rgba(255,255,255,.4);
}
.pt-cta .btn--outline:hover { background: var(--white); color: var(--dark); border-color: var(--white); }

/* Responsive – podstrona */
@media (max-width: 768px) {
    .pt-why         { flex-direction: column; padding: 24px; }
    .pt-methods     { grid-template-columns: 1fr; }
    .pt-docs        { grid-template-columns: 1fr; }
    .pt-method      { padding: 24px; }
    .pt-doc-card    { padding: 24px; }
    .pt-cta__buttons { flex-direction: column; align-items: center; }
}

/* ============================================================
   CENNIK
   ============================================================ */
.pricing-section { padding: 80px 0; background: var(--light); }

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: stretch;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: 16px;
    padding: 36px 32px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--trans), transform var(--trans);
}
.pricing-card:hover {
    box-shadow: 0 8px 40px rgba(37,43,59,.14);
    transform: translateY(-3px);
}
.pricing-card__icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: #eef6fd;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--blue);
}
.pricing-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
}
.pricing-card__subtitle {
    font-size: .88rem;
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.5;
}

.pricing-card__price {
    margin-bottom: 8px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}
.pricing-card__from {
    font-size: .85rem;
    color: var(--gray);
    font-weight: 500;
}
.pricing-card__amount {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1;
}
.pricing-card__currency {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
}
.pricing-card__netto {
    font-size: .78rem;
    color: var(--gray);
    margin-bottom: 28px;
}

.pricing-card__divider {
    border: none;
    border-top: 1px solid var(--gray-lt);
    margin-bottom: 24px;
}

.pricing-card__includes-label {
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--gray);
    margin-bottom: 14px;
}

.pricing-card__list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}
.pricing-card__list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .9rem;
    color: var(--text);
    line-height: 1.5;
}
.pricing-card__list li::before {
    content: '';
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 1px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232eb5e8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
}

.pricing-card__note {
    font-size: .8rem;
    color: var(--gray);
    background: var(--light);
    border-radius: 8px;
    padding: 10px 14px;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* All-in-one info box */
.pricing-allin {
    background: var(--dark);
    border-radius: 16px;
    padding: 40px 48px;
    display: flex;
    align-items: flex-start;
    gap: 28px;
    margin-top: 56px;
    color: var(--white);
}
.pricing-allin__icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: rgba(46,181,232,.18);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pricing-allin__title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 10px;
}
.pricing-allin__text {
    font-size: .95rem;
    color: rgba(255,255,255,.8);
    line-height: 1.7;
    max-width: 700px;
}
.pricing-allin__list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 28px;
    margin-top: 16px;
}
.pricing-allin__list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .9rem;
    color: rgba(255,255,255,.85);
}
.pricing-allin__list li::before {
    content: '';
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232eb5e8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
}

/* VAT note */
.pricing-vat-note {
    text-align: center;
    margin-top: 32px;
    font-size: .88rem;
    color: var(--gray);
}

/* Responsive – cennik */
@media (max-width: 900px) {
    .pricing__grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
    .pricing-allin { flex-direction: column; padding: 28px 24px; }
}
@media (max-width: 768px) {
    .pricing-section { padding: 56px 0; }
    .pricing-card { padding: 28px 24px; }
}