:root {
  /* === TŁA === */
  --bg-gradient-onyx: linear-gradient(to bottom right, hsl(240, 1%, 25%) 3%, hsl(0, 0%, 19%) 97%);
  --bg-gradient-jet: linear-gradient(to bottom right, hsla(240, 1%, 18%, 0.25) 0%, hsla(240, 2%, 11%, 0) 100%), hsl(240, 2%, 13%);
  
  /* główny niebieski motyw */
  --bg-gradient-blue-1: linear-gradient(to bottom right, hsl(199, 77%, 74%) 0%, hsla(199, 77%, 74%, 0) 50%);
  --bg-gradient-blue-2: linear-gradient(135deg, hsla(199, 77%, 74%, 0.25) 0%, hsla(199, 77%, 74%, 0) 59.86%), hsl(240, 2%, 13%);
  
  /* === RAMKI / CIENIE === */
  --border-gradient-onyx: linear-gradient(to bottom right, hsl(0, 0%, 25%) 0%, hsla(0, 0%, 25%, 0) 50%);
  
  /* === TEKSTY === */
  --text-gradient-yellow: linear-gradient(to right, hsl(199, 77%, 74%), hsl(199, 77%, 74%));
  
  /* === KOLORY BAZOWE === */
  --jet: hsl(0, 0%, 22%);
  --onyx: hsl(240, 1%, 17%);
  --eerie-black-1: hsl(240, 2%, 13%);
  --eerie-black-2: hsl(240, 2%, 12%);
  --smoky-black: hsl(0, 0%, 7%);
  
  /* === BIAŁE ODCIENIE === */
  --white-1: hsl(0, 0%, 100%);
  --white-2: hsl(0, 0%, 98%);
  
  /* === NIEBIESKI AKCENT (główny kolor projektu) === */
  --blue-accent: hsl(199, 77%, 74%);
  --blue-accent-light: hsl(199, 77%, 84%);
  --blue-accent-dark: hsl(199, 77%, 60%);
  
  /* === STARE "żółte" zamienione na niebieskie === */
  --orange-yellow-crayola: var(--blue-accent);
  --vegas-gold: var(--blue-accent);
  --bittersweet-shimmer: var(--blue-accent);
  
  /* === SZAROŚCI === */
  --light-gray: hsl(0, 0%, 84%);
  --light-gray-70: hsla(0, 0%, 84%, 0.7);
  
  /* === TYPOGRAFIA === */
  --ff-poppins: 'Poppins', sans-serif;
  --fs-1: 24px;
  --fs-2: 18px;
  --fs-3: 17px;
  --fs-4: 16px;
  --fs-5: 15px;
  --fs-6: 14px;
  --fs-7: 13px;
  --fs-8: 11px;
  --fw-300: 300;
  --fw-400: 400;
  --fw-500: 500;
  --fw-600: 600;
  
  /* === CIENIE === */
  --shadow-1: -4px 8px 24px hsla(0, 0%, 0%, 0.25);
  --shadow-2: 0 16px 30px hsla(0, 0%, 0%, 0.25);
  --shadow-3: 0 16px 40px hsla(0, 0%, 0%, 0.25);
  --shadow-4: 0 25px 50px hsla(0, 0%, 0%, 0.15);
  --shadow-5: 0 24px 80px hsla(0, 0%, 0%, 0.25);
  
  /* === ANIMACJE === */
  --transition-1: 0.25s ease;
  --transition-2: 0.5s ease-in-out;
}

@media (min-width: 450px) {
    .clients-item {
        min-width:calc(33.33% - 10px)
    }

    .blog-banner-box,.project-img {
        height: auto
    }
}

@media (min-width: 580px) {
    :root {
        --fs-1:32px;
        --fs-2: 24px;
        --fs-3: 26px;
        --fs-4: 18px;
        --fs-6: 15px;
        --fs-7: 15px;
        --fs-8: 12px
    }

    .sidebar,article {
        width: 520px;
        margin-inline:auto;padding: 30px
    }

    .article-title {
        font-weight: var(--fw-600);
        padding-bottom: 15px
    }

    .article-title::after {
        width: 40px;
        height: 5px
    }

    .icon-box {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        font-size: 18px
    }

    main {
        margin-top: 60px;
        margin-bottom: 100px
    }

    .sidebar {
        max-height: 180px;
        margin-bottom: 30px
    }

    .sidebar.active {
        max-height: 584px
    }

    .sidebar-info {
        gap: 25px
    }

    .avatar-box {
        border-radius: 30px
    }

    .avatar-box img {
        width: 120px
    }

    .info-content .name {
        margin-bottom: 15px
    }

    .info-content .title {
        padding: 5px 18px
    }

    .info_more-btn {
        top: -30px;
        right: -30px;
        padding: 10px 15px
    }

    .info_more-btn span {
        display: block;
        font-size: var(--fs-8)
    }

    .info_more-btn ion-icon {
        display: none
    }

    .separator {
        margin: 32px 0
    }

    .contacts-list {
        gap: 20px
    }

    .contact-info {
        max-width: calc(100% - 64px);
        width: calc(100% - 64px)
    }

    .navbar {
        border-radius: 20px 20px 0 0
    }

    .navbar-list {
        gap: 20px
    }

    .navbar-link {
        --fs-8: 14px
    }

    .about .article-title {
        margin-bottom: 20px
    }

    .about-text {
        margin-bottom: 40px
    }

    .service-item {
        display: flex;
        justify-content: flex-start;
        align-items: flex-start;
        gap: 18px;
        padding: 30px
    }

    .service-icon-box {
        margin-bottom: 0;
        margin-top: 5px
    }

    .service-content-box {
        text-align: left
    }

    .testimonials-title {
        margin-bottom: 25px
    }

    .testimonials-list {
        gap: 30px;
        margin: 0 -30px;
        padding: 30px;
        padding-bottom: 35px
    }

    .content-card {
        padding: 30px;
        padding-top: 25px
    }

    .testimonials-avatar-box {
        transform: translate(30px,-30px);
        border-radius: 20px
    }

    .testimonials-avatar-box img {
        width: 80px;
        border-radius: 20px
    }

    .testimonials-item-title {
        margin-bottom: 10px;
        margin-left: 95px
    }

    .testimonials-text {
        line-clamp: 2;
        -webkit-line-clamp: 2
    }

    .modal-container {
        padding: 20px
    }

    .testimonials-modal {
        display: flex;
        justify-content: flex-start;
        align-items: stretch;
        gap: 25px;
        padding: 30px;
        border-radius: 20px
    }

    .modal-img-wrapper {
        display: flex;
        flex-direction: column;
        align-items: center
    }

    .modal-avatar-box {
        border-radius: 18px;
        margin-bottom: 0
    }

    .modal-avatar-box img {
        width: 65px;
        border-radius: 20px
    }

    .modal-img-wrapper>img {
        display: block;
        flex-grow: 1;
        width: 35px
    }

    .clients-list {
        gap: 50px;
        margin: 0 -30px;
        padding: 45px;
        scroll-padding-inline: 45px
    }

    .clients-item {
        min-width: calc(33.33% - 35px)
    }

    .timeline-list {
        margin-left: 65px
    }

    .timeline-item:not(:last-child)::before {
        left: -40px
    }

    .timeline-item::after {
        height: 8px;
        width: 8px;
        left: -43px
    }

    .skills-item:not(:last-child) {
        margin-bottom: 25px
    }

    .blog-banner-box,.project-img {
        border-radius: 16px
    }

    .blog-posts-list {
        gap: 30px
    }

    .blog-content {
        padding: 25px
    }

    .mapbox {
        height: 380px;
        border-radius: 18px
    }

    .input-wrapper {
        gap: 30px;
        margin-bottom: 30px
    }

    .form-input {
        padding: 15px 20px
    }

    textarea.form-input {
        margin-bottom: 30px
    }

    .form-btn {
        --fs-6: 16px;
        padding: 16px 20px
    }

    .form-btn ion-icon {
        font-size: 18px
    }
}

@media (min-width: 768px) {
    .sidebar,article {
        width:700px
    }

    .input-wrapper {
        grid-template-columns: 1fr;
    }

    .has-scrollbar::-webkit-scrollbar-button {
        width: 100px
    }

    .avatar-box img {
        border-radius: 15px
    }

    .contacts-list {
        grid-template-columns: 1fr 1fr;
        gap: 30px 15px
    }

    .navbar-link {
        --fs-8: 15px
    }

    .testimonials-modal {
        gap: 35px;
        max-width: 680px
    }

    .modal-avatar-box img {
        width: 80px
    }

    .article-title {
        padding-bottom: 20px
    }

    .filter-select-box {
        display: none
    }

    .filter-list {
        display: flex;
        justify-content: flex-start;
        align-items: center;
        gap: 25px;
        padding-left: 5px;
        margin-bottom: 30px
    }

    .filter-item button {
        color: var(--light-gray);
        font-size: var(--fs-5);
        transition: var(--transition-1)
    }

    .filter-item button:hover {
        color: var(--light-gray-70)
    }

    .filter-item button.active {
        color: var(--orange-yellow-crayola)
    }

    .blog-posts-list,.project-list {
        grid-template-columns: 1fr 1fr
    }

    .input-wrapper {
        grid-template-columns: 1fr 1fr
    }

    .form-btn {
        width: max-content;
        margin-left: auto
    }

    .stats-list {
        grid-template-columns: 1fr;
    }

    .earnings-table th, .earnings-table td {
        font-size: 14px;
        padding: 10px;
    }

    .earnings-summary {
        padding: 15px;
    }

    .service-item {
        padding: 10px;
    }
}

@media (min-width: 1024px) {
    :root {
        --shadow-1:-4px 8px 24px hsla(0, 0%, 0%, 0.125);
        --shadow-2: 0 16px 30px hsla(0, 0%, 0%, 0.125);
        --shadow-3: 0 16px 40px hsla(0, 0%, 0%, 0.125)
    }

    .sidebar,article {
        width: 950px;
        box-shadow: var(--shadow-5)
    }

    main {
        margin-bottom: 60px
    }

    .main-content {
        position: relative;
        width: max-content;
        margin: auto
    }

    .navbar {
        position: absolute;
        bottom: auto;
        top: 0;
        left: auto;
        right: 0;
        width: max-content;
        border-radius: 0 20px;
        padding: 0 20px;
        box-shadow: none
    }

    .navbar-list {
        gap: 30px;
        padding: 0 20px
    }

    .navbar-link {
        font-weight: var(--fw-500)
    }

    .service-list {
        grid-template-columns: 1fr 1fr;
        gap: 20px 25px
    }

    .testimonials-item {
        min-width: calc(50% - 15px)
    }

    .clients-item {
        min-width: calc(25% - 38px)
    }

    .project-list {
        grid-template-columns: repeat(3,1fr)
    }

    .blog-banner-box {
        height: 230px
    }
}

@media (min-width: 1250px) {
    body::-webkit-scrollbar {
        width:20px
    }

    body::-webkit-scrollbar-track {
        background: var(--smoky-black)
    }

    body::-webkit-scrollbar-thumb {
        border: 5px solid var(--smoky-black);
        background: hsla(0,0%,100%,.1);
        border-radius: 20px;
        box-shadow: inset 1px 1px 0 hsla(0,0%,100%,.11),inset -1px -1px 0 hsla(0,0%,100%,.11)
    }

    body::-webkit-scrollbar-thumb:hover {
        background: hsla(0,0%,100%,.15)
    }

    body::-webkit-scrollbar-button {
        height: 60px
    }

    .sidebar,article {
        width: auto
    }

    article {
        min-height: 100%
    }

    main {
        max-width: 1200px;
        margin-inline:auto;display: flex;
        justify-content: center;
        align-items: stretch;
        gap: 25px
    }

    .main-content {
        min-width: 75%;
        width: 75%;
        margin: 0
    }

    .sidebar {
        position: sticky;
        top: 60px;
        max-height: max-content;
        height: 100%;
        margin-bottom: 0;
        padding-top: 60px;
        z-index: 1
    }

    .sidebar-info {
        flex-direction: column
    }

    .avatar-box img {
        width: 150px;
        border-radius: 20px
    }

    .info-content .name {
        white-space: nowrap;
        text-align: center
    }

    .info-content .title {
        margin: auto
    }

    .info_more-btn {
        display: none
    }

    .sidebar-info_more {
        opacity: 1;
        visibility: visible
    }

    .contacts-list {
        grid-template-columns: 1fr
    }

    .contact-info :is(.contact-link) {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis
    }

    .contact-info :is(.contact-link,time,address) {
        --fs-7: 14px;
        font-weight: var(--fw-300)
    }

    .separator:last-of-type {
        margin: 15px 0;
        opacity: 0
    }

    .social-list {
        justify-content: center
    }

    .timeline-text {
        max-width: 700px
    }
}


@media (max-width: 579px) {
    .testimonials-avatar-box img {
        width:65px;
        border-radius: 20px
    }

    .modal-avatar-box img {
        border-radius: 15px
    }

    .avatar-box img {
        border-radius: 15px
    }

    .service-icon-box {
        display: block;
        margin-left: auto;
        margin-right: auto;
        width: 10%
    }
}

@media screen and (max-width: 992px) {
    .stats-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .earnings-section {
        gap: 20px;
    }
}

@media screen and (max-width: 576px) {
    .scroll-list {
        grid-template-columns:repeat(1,1fr)
    }
    .stats-list {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 480px) {
  .service-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .service-icon-box {
    margin: 0 0 8px 0;
  }

  .earnings-form {
    flex-direction: column;
  }

  .earnings-form button {
    width: 100%;
  }
}