:root {
    --main-title-color: #ffffff;
    --second-title-color: #212121;
    --first-title-color: #212121;
    --third-title-color: #757575;
    --accent-btn-color: #ffffff;
    --accent-color: #2196F3;
    --background-color: #2F303A;
    --background-btn-color:#F5F4FA;
    --color-icon: #AFB1B8;
}

body {
    font-family: 'Roboto', sans-serif;
}

.list {
    list-style: none;
}

.link {
    text-decoration: none;
}

.visually-hidden {
    position: absolute;
    white-space: nowrap;
    width: 1px;
    height: 1px;
    overflow: hidden;
    border: 0;
    padding: 0;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    margin: -1px;
}

 .nav-logo {
    color: var(--accent-color);
    font-family: Raleway;
    font-size: 26px;
    font-weight: 700;
    line-height: 30.52px;
    letter-spacing: 0.03em;
    text-align: left;
    text-decoration-skip-ink: none;
}

.container {
    width: 1200px;
    padding-right: 15px;
    padding-left: 15px;
    margin: 0 auto;
}

/* ---------header---------- */



.header {
    display: flex;
    justify-content: center;
    height: 80px;
    padding-top: 24px;
    padding-bottom: 25px;
    border-bottom: 1px solid #ECECEC;
}

.header-container {
    display: flex;
    align-items: center;
    box-sizing: border-box;
    min-width: 1200px;
    align-content: center;
}

.header-nav {
    display: flex;
    align-items: center;
}

.header-nav-logo {
    font-family: Raleway;
    font-style: normal;
    font-weight: 700;
    font-size: 26px;
    line-height: 1.19;
    letter-spacing: 0.03em;
    color: var(--accent-color);
}

.header-nav-logotyp {
    font-family: Raleway;
    font-style: normal;
    font-weight: 700;
    font-size: 26px;
    line-height: 1.19;
    letter-spacing: 0.03em;
    color: var(--first-title-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-nav-logotyp:hover {
    color: var(--accent-color);
}

.header-nav-list {
    display: flex;
    padding-left: 0;
    margin: 0 auto;
}

.header-nav-link {
    font-weight: 500;
    font-size: 14px;
    line-height: 1.14;
    letter-spacing: 0.02em;
    padding-right: 93px;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-nav-item {
    padding-right: 50px;
}

.header-nav-item:last-child {
    padding-right: 305px;
}

.header-link {
    font-style: 400;
    font-weight: 500;
    font-size: 14px;
    line-height: 1.14;
    letter-spacing: 0.02em;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.header-link:hover,
.header-link:focus {
    color: var(--accent-color);
}

.header-nav-link:hover,
.header-nav-link:focus {
    color: var(--accent-color);
}

.header-link.current::after {
    content: '';
    width: 100%;
    height: 4px;
    background-color: var(--accent-color);
    position: absolute;
    border-radius: 10px;
    left: 0;
    bottom: -32px;
}

.header-contact {
    display: flex;
    text-align: center;
}

.connect {
    margin-left: auto;
}

.header-mail,
.header-tel {
    font-weight: 500;
    font-size: 14px;
    line-height: 1.14;
    letter-spacing: 0.02em;
    color: var(--third-title-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-mail,
.header-tel {
    display: flex;
    align-items: center;
    color: var(--third-title-color);
    margin-right: 30px;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.header-tel:last-child {
    margin-right: 0;
}

.header-social-icon {
    margin-right: 10px;
    width: 16px;
    height: 12px;
    fill: currentColor;
}

.header-social-icons {
    width: 10px;
    height: 16px;
    margin-right: 10px;
    fill: currentColor;
}

.header-mail:hover,
.header-mail:focus {
    color: var(--accent-color);
}

.header-tel:hover,
.header-tel:focus {
    color: var(--accent-color);
}


/* ---------main---------- */


.hero {
    max-width: 1600px;
    align-items: center;
    padding-bottom: 200px;
    padding-top: 200px;
    background-color: var(--background-color);
    background-image: linear-gradient(#2F303A66, #2F303A66), url(../img/hero-bg.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.hero-title {
    font-weight: 900;
    font-size: 44px;
    line-height: 1.36;
    letter-spacing: 0.06em;
    text-align: center;
    color: var(--main-title-color);
    text-transform: uppercase;
    margin: 0 auto 30px;
    max-width: 696px;
    height: 120px;
}

.button {
    font-family: inherit;
    font-weight: 700;
    font-size: 16px;
    line-height: 1.87;
    letter-spacing: 0.06em;
    text-align: center;
    color: var(--accent-btn-color);
    background-color: var(--accent-color);
    cursor: pointer;
    display: block;
    border-radius: 4px;
    min-width: 200px;
    height: 50px;
    border: none;
    padding: 10px 32px;
    margin: auto;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.button:hover {
    color: var(--first-title-color);
}



/* ---------about---------- */

.about {
    padding-top: 94px;
    /* padding-left: 215px; */
}

.about-item {
    margin-right: 30px;
}

.about-item:last-child {
    margin-right: 0;
}

.about-list {
    margin: 0 auto;
    display: flex;
    padding: 0;
}

.about-title {
    font-weight: 700;
    font-size: 14px;
    line-height: 1.14;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--second-title-color);
    margin: 0 auto;
    margin-bottom: 10px;
}

.about-text {
    font-weight: 400;
    font-size: 14px;
    line-height: 1.71;
    letter-spacing: 0.03em;
    color: var(--third-title-color);
    margin: 0 auto;
    max-width: 270px;
}

.about-icon {
    display: block;
    width: 70px;
    height: 70px;
}

.about-bg-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 270px;
    height: 120px;
    background-color: #F5F4FA;
    border-radius: 4px;
    border: none;
    margin-bottom: 30px;
}


/* ---------work---------- */

.work {
    padding-top: 94px;
    padding-bottom: 94px;
}

.work-title {
    font-weight: 700;
    font-size: 36px;
    line-height: 1.17;
    letter-spacing: 0.03em;
    text-align: center;
    color: var(--second-title-color);
    margin: 0 auto;
    margin-bottom: 50px;
}

.work-list {
    display: flex;
    flex-wrap: wrap;
    margin-right: -30px;
    margin-bottom: -30px;
    margin-top: 0;
    padding-left: 0;
    /* display: flex;
    margin: 0;
    padding-left: 215px; */
}

.work-item {
    margin-bottom: 30px;
    margin-right: 30px;
    flex-basis: calc(100% / 3 - 30px);
}

.work-text {
    position: relative;
    width: 100%;
}

.work-btm-text {
    position: absolute;
    bottom: 0;
    margin: 0 auto;
    font-style: normal;
    font-weight: 700;
    font-size: 14px;
    line-height: 1.14;
    text-align: center;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--main-title-color);
    background-color: rgba(47, 48, 58, 0.8);
}

.desctop {
    padding: 27px 107px;
}

.mobile {
    padding: 27px 113px;
}

.desinger {
    padding: 27px 95px;
}
/* ---------team---------- */

.team {
    background-color: #F5F4FA;
}

.team-list {
    display: flex;
    flex-wrap: wrap;
    margin-right: -30px;
    margin-bottom: -30px;
    margin-top: 0;
    padding-left: 0;
    padding-bottom: 94px;
}

.team-title {
    font-weight: 700;
    font-size: 36px;
    line-height: 1.17;
    letter-spacing: 0.03em;
    text-align: center;
    text-align: center;
    color: var(--second-title-color);
    margin: 0 auto;
    padding-top: 94px;
    margin-bottom: 50px;
}

.team-item {
    margin-bottom: 30px;
    margin-right: 30px;
    flex-basis: calc(100% / 4 - 30px);
    border-bottom: 2px solid var(--color-icon);
    border-right: 1px solid var(--color-icon);
    border-left: 1px solid var(--color-icon);
    border-radius: 0px 0px 5px 5px;
    background-color: var(--main-title-color);
    box-shadow: 0px 1px 3px rgba(0, 0, 0, 0.12),
            0px 1px 1px rgba(0, 0, 0, 0.10),
            0px 1px 1px rgba(0, 0, 0, 0.1);
}

.team-item:last-child {
    margin-right: 0;
}

.team-pre-title {
    font-weight: 500;
    font-size: 16px;
    line-height: 1.17;
    letter-spacing: 0.03em;
    text-align: center;
    color: var(--second-title-color);
    margin: 0 auto;
}

.team-text {
    font-weight: 400;
    font-size: 16px;
    line-height: 1.17;
    letter-spacing: 0.03em;
    text-align: center;
    color: var(--third-title-color);
    margin: 0 auto;
    margin-top: 10px;
    margin-bottom: 16px;
}

.team-content {
    padding: 30px 0;
}

.team-social-list {
    display: flex;
    justify-content: center;
    padding: 0;
}

.team-social-item {
    width: 44px;
    height: 44px;
}

.team-social-item + .team-social-item {
    margin-left: 10px;
}

.team-social-link {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    fill: #AFB1B8;
    transition: fill 250ms cubic-bezier(0.4, 0, 0.2, 1), background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.team-social-link:hover,
.team-social-link:focus {
    background-color: var(--accent-color);
    fill: var(--main-title-color);
}





/* ---------client---------- */

.client {
    padding-top: 94px;
    padding-bottom: 94px;
}

.client-title {
    font-weight: 700;
    font-size: 36px;
    line-height: 1.17;
    text-align: center;
    letter-spacing: 0.03em;
    margin: 0 auto;
    padding-bottom: 50px;
}

.client-list {
    display: flex;
    margin: 0 auto;
    padding-left: 0;
}

.client-item {
    width: 170px;
    height: 92px;
    border: 1px solid var(--color-icon);
    border-radius: 2px;
    margin-right: 30px;
}

.client-item:last-child {
    margin-right: 0;
}

.client-link {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-icon);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1), border 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.client-link:hover {
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}

.client-social-icon {
    fill: currentColor;
}


/* ---------footer---------- */


.footer {
    background-color: var(--background-color);
    padding-top: 60px;
    padding-bottom: 60px;
}

.footer>.container {
    display: flex;
}

.footer-list {
    padding-left: 0;
    margin: 0 auto;
}

.footer-item {
    margin-top: 9px;
}

.footer-item:first-child {
    margin-top: 20px;
}

.footer-item:last-child {
    padding-bottom: 0;
}

.footer-logo {
    font-family: Raleway;
    font-style: normal;
    font-weight: 700;
    font-size: 26px;
    line-height: 1.19;
    letter-spacing: 0.03em;
    color: var(--accent-color);
}

.footer-logotyp {
    font-family: Raleway;
    font-style: normal;
    font-weight: 700;
    font-size: 26px;
    line-height: 1.19;
    letter-spacing: 0.03em;
    color: var(--accent-btn-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-logotyp:hover,
.footer-logotyp:focus {
    color: var(--accent-color);
}


.footer-nav-link {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 1.71;
    letter-spacing: 0.03em;
    color: var(--accent-btn-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-nav-link:hover,
.footer-nav-link:focus {
    color: var(--accent-color);
}

.footer-mail {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 1.71;
    letter-spacing: 0.03em;
    color: var(--third-title-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-tel {
    font-style: normal;
    font-weight: 400;
    font-size: 14px;
    line-height: 1.71;
    letter-spacing: 0.03em;
    color: var(--third-title-color);
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-mail:hover,
.footer-mail:focus {
    color: var(--accent-color);
}

.footer-tel:hover,
.footer-tel:focus {
    color: var(--accent-color);
}

.footer-nav {
    margin-left: 70px;
    box-sizing: inherit;
}

.footer-title {
    font-weight: 700;
    font-size: 14px;
    line-height: 1.14;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-top: 0;
    margin-bottom: 20px;
    color: var(--main-title-color);
}

.footer-social-list {
    display: flex;
    justify-content: center;
    padding-left: 0;
    margin-top: 0;
    margin-bottom: 0;
}

.footer-social-item {
    width: 44px;
    height: 44px;
}

.footer-social-item+.footer-social-item {
    margin-left: 10px;
}


.footer-social-link {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    margin-right: 10px;
    transition: background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-social-icon {
    fill: var(--accent-btn-color);
}

.footer-social-link:hover,
.footer-social-link:focus {
    background-color: var(--accent-color);
}
.footer-right-titel {
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--main-title-color);
    margin-left: 93px;
    margin-top: 0;
    margin-bottom: 0;
}

.footer-form-icon {
    display: flex;
}

.footer-right-input {
    width: 358px;
    height: 50px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    filter: drop-shadow(0px 4px 4px,
            rgba(0, 0, 0, 0.15),
            rgba(0, 0, 0, 0.15));
    background-color: transparent;
    margin-left: 93px;
    margin-top: 20px;
    padding-left: 16px;
    padding-top: 15px;
    padding-bottom: 15px;
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.25;
    display: flex;
    align-items: center;
    letter-spacing: 0.03em;
    color: rgba(255, 255, 255, 0.6);
    margin-right: 12px;
}

.footer-right-input::placeholder {
    font-style: normal;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.25;
    display: flex;
    align-items: center;
    letter-spacing: 0.03em;
    color: rgba(255, 255, 255, 0.6);

}

.footer-right-input:focus {
    color: var(--accent-color);
}

.footer-btn {
    display: flex;
    margin-top: 20px;
    padding-left: 29px;
    align-items: center;
    justify-content: center;
}

.btn-icon {
    margin-left: 10px;
}




/* ---------PORTFOLIO---------- */

.gallery {
    padding-top: 94px;
}

.gallery-nav-list {
    justify-content: center;
    padding-left: 0;
    margin: 0 auto;
    display: flex;
    padding-bottom: 50px;
}

.gallery-nav-item {
    margin-right: 8px;
    transition: filter 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:nth-child(3n) {
    margin-right: 0;
}

.gallery-nav-item:hover {
    filter: drop-shadow(0px 4px 4px rgba(0, 0, 0, 0.25));
}

.gallery-btn {
    font-family: inherit;
    font-style: 400;
    font-weight: 500;
    font-size: 16px;
    line-height: 1.62;
    letter-spacing: 0.03em;
    text-align: center;
    cursor: pointer;
    color: var(--second-title-color);
    background-color: var(--background-btn-color);
    border-radius: 4px;
    border: none;
    padding: 6px 22px;
    transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1), background-color 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-btn:hover,
.gallery-btn:focus {
    color: var(--accent-btn-color);
    background-color: var(--accent-color);
}

.gallery-list {
    display: flex;
    flex-wrap: wrap;
    margin-right: -30px;
    margin-bottom: -30px;
    padding-left: 0;
    margin-top: 0;
    padding-bottom: 94px;
}

.gallery-item {
    flex-basis: calc(100% / 3 - 30px);
    margin-right: 30px;
    margin-bottom: 30px;
    background: #FFFFFF;
    border-bottom: 1px solid #EEEEEE;
    border-left: 1px solid #EEEEEE;
    border-right: 1px solid #EEEEEE;
    box-sizing: border-box;
    transition: filter 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover {
    filter: drop-shadow(0px 4px 4px rgba(0, 0, 0, 0.25));
}

.gallery-item-wrap {
    position: relative;
    overflow: hidden;
}

.gallery-top-text {
    position: absolute;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(33, 150, 243, 0.9);
    font-style: normal;
    font-weight: 400;
    font-size: 18px;
    line-height: 1.56;
    letter-spacing: 0.03em;
    color: var(--main-title-color);
    padding: 63px 24px;
    margin: 0 auto;
    transform: translateY(100%);
    transition: transform 250ms;
    overflow: auto;
}

.gallery-item:hover .gallery-top-text {
    transform: translateY(0);
}

.gallery-content {
    padding: 20px 24px;
}

.gallery-title {
    font-weight: 700;
    font-size: 18px;
    line-height: 2.0;
    letter-spacing: 0.06em;
    margin: 0 auto 4px;
}

.gallery-text {
    font-size: 16px;
    line-height: 1.87;
    letter-spacing: 0.03em;
    margin: 0 auto;
    color: var(--third-title-color);
}


/* ---------BACKDROP---------- */


.backdrop {
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    transition: opacity 250ms, visibility 250ms;
    background-color: #1e1c1c76;
}

.backdrop.is-hidden .modal{
    transform: scale(1.5);
}

.modal {
    width: 528px;
    min-height: 581px;
    border-radius: 5px;
    background-color: #FFFFFF;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: scale(1) translate(-50%, -50%);
    transition: transform 250ms;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    background-color: transparent;
    border: 1px solid #757575;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.modal-close:hover {
    fill:var(--accent-color);
}

.is-hidden {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
}

.modal {
    padding: 40px;
}

.modal-titel {
    margin: 0 auto;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    line-height: 1.3;
    color: var(--second-title-color);
    padding-bottom: 12px;
}

.modal-input {
    width: 100%;
    height: 40px;
    padding-left: 42px;
    border: 1px solid var(--second-title-color);
    border-radius: 4px;
    outline: none;
    background-color: transparent;
    transition: border-color 250ms linear;
}

.modal-input:focus + .input-icon {
    fill: var(--accent-color);
}

.modal-input:focus {
    border-color: var(--accent-color);
}

.modal-comment::placeholder {
    font-size: 12px;
    color: var(--third-title-color);
    opacity: .5;
}

.modal-input-text {
    font-size: 12px;
    color: var(--third-title-color);
    display: block;
    margin-bottom: 4px;
}

.modal-form-field {
    margin-bottom: 10px;
}

.modal-form-field-last {
    margin-bottom: 0 auto;
}

.modal-comment {
    width: 100%;
    height: 120px;
    padding: 12px 16px;
    border: 1px solid var(--second-title-color);
    border-radius: 4px;
    outline: none;
    background-color: transparent;
    resize: none;
    transition: border-color 250ms linear;
}

.modal-comment:focus {
    border-color: var(--accent-color);
}

.modal-input-wrap {
    position: relative;
}

.input-icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 12px;
    transition: fill 250ms linear;
}

.modal-check-text {
    font-size: 14px;
    color: var(--third-title-color);
    font-style: normal;
    font-weight: 400;
    line-height: 1.71;
    letter-spacing: 0.03em;
}

.modal-form-check {
    margin-top: 20px;
    margin-bottom: 30px;
}

.modal-link {
    font-size: 14px;
    font-weight: 400;
    color: var(--accent-color);
}