@import url("../components/modal.css");

h2,h3 {
    font-family: var(--header_font);
    font-weight: var(--header_weight);
    word-break: break-word;
}

h3 {
    font-size: 37px;
}

p {
    line-height: 1.6em;
    font-size: 17px;
}

.mtb2 {
    margin-top: 85px;
}

section {
    margin-top: 120px;
}

section.big_margin {
    margin: 170px 0;
}

section.big_padding {
    padding: 120px 0;
}

.bg {
    background-color: var(--secondary_background);
}

.bg_light {
    background-color: #F8F8F8;
}

.bg1 {
    background-color: var(--secondary_background1);
}

.bg_green {
    background-color: var(--green);
}

.fullheight {
    margin: 0;
    padding: 32px 0;
    min-height: calc(100vh - var(--nav_height));
}
.side {
    width: 100%;
}

.side img {
    border-radius: var(--radius);
}

/* HERO */

#hero_anim {
    width: 100%;
    display: flex;
}

.biggest_h {
    font-size: 47px;
}

.anim_wrapper {
    background: transparent;
    border-radius: var(--radius);
    overflow: hidden;
}

.btn.blue {
    color: var(--accent);
}

/* ADVANTAGES */

.adv {
    padding: 24px;
    border-radius: var(--radius);
    min-width: calc(33% - 16px);
    background-color: var(--lightblue);
}

.adv .bold,
.adv .bold_0 {
    font-size: 19px;
    color: var(--blue3);
}

/* INTERACTIVE LESSONS */


.home_grade_choose {
    padding: 6px;
    border-radius: var(--radius);
}

.grade_choose {
    font-size: 17px;
    padding: 14px 24px;
    border-radius: var(--radius);
    transition: 0.08s linear all;
}

.grade_choose.active {
    background-color: var(--white);
    color: var(--main);
    box-shadow: 0px 1px 8px 0px #0000000D;
}

.grade_choose:not(.active):hover {
    background-color: var(--secondary_background1);
}

/* Couse sliders */

video {
    width: 100%;
    border-radius: var(--radius);
    pointer-events: none;
}

.video_wrap {
    display: flex;
    border: var(--border);
    border-radius: var(--radius);
    border-bottom-width: 4px;
    overflow: hidden;
}

.video_sliders video {
    border: var(--border);
    width: calc(100% + 8px);
    height: auto;
    margin: -4px;
}

.video_sliders .slick-slide {
    cursor: pointer;
    margin: 0 10px;
    transition: 0.2s linear opacity;
}

.video_sliders .slick-slide:not(.slick-current) {
    opacity: 0.2;
}

.course_control div {
    width: 70px;
    height: 70px;
    border-radius: 50vh;
    background-color: var(--secondary_background);
    margin-left: 100px;
}

.course_control {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    width: calc(50% - 470px);
    cursor: pointer;
}

.course_control svg path {
    transition: 0.2s linear all;
}

.course_control:hover svg path {
    fill: var(--accent);
}

.course_control.prev {
    right: unset;
    left: 0;
}

.column {
    display: flex;
    flex-direction: column;
}

.home_subjects_wrap {
    columns: 4;
}

.home_subjects_wrap[data-section="0"] {
    columns: 3;
}

.h_sub {
    font-weight: var(--main_bold_weight);
    font-size: 18px;
    margin-top: 24px;
    width: 100%;
    display: inline-block;
}

.h_sub span {
     overflow: hidden;
text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
     -webkit-box-orient: vertical;
    line-clamp: 2;
}

.big {
    font-size: 17px;
}

.video_sliders .slick-dots {
    margin-top: 24px;
    display: flex;
    list-style: none;
    gap: 10px;
    justify-content: center;
}

.custom_dot {
    cursor: pointer;
    height: 5px;
    border-radius: var(--radius);
    width: 50px;
    background-color: var(--secondary_background1);
    position: relative;
    overflow: hidden;
}

.custom_dot span {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    background-color: var(--secondary);
}

/* Practice */

.bg_2 {
    background-image: url("../../img/home/pattern.svg");
    background-color: #050521;
    color: #FFF;
}

.bg_2 h3 {
    color: #fff;
}

.showcase_wrapper {
    width: 100%;
}

.practice_side {
    max-width: 500px;
}

.image_wrapper {
    border: var(--border);
    border-radius: 20px;
    overflow: hidden;
    width: 100%;
    margin: 0 auto 10px auto;
    position: relative;
    background-color: #fff;
    aspect-ratio: 1;
    z-index: 1;
    max-width: 500px;
}

.showcase img {
    position: relative;
    z-index: -1;
    transition: .4s ease-in all;
    margin: -1px;
    width: calc(100% + 2px);
    aspect-ratio: 1;
}

.image_wrapper:hover img {
    transform: scale(1.09);
}

.prev {
    transform: rotate(180deg);
}

.blue_control,
.blue_control {
    cursor: pointer;
    margin: 24px 5px;
    border: 2px solid var(--accent);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 35px;
    height: 35px;
}

.slick-slide a {
    outline: none !important;
}

.slick-slide {
    padding: 0 10px;
    text-align: center;
    overflow: hidden;
}

.training_wrapper {
    background-color: var(--white);
    border-radius: 20px;
    margin: 0 auto 10px auto;
    pointer-events: none;
    padding: 16px;
    height: 321px;
    width: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.training_wrapper .btn {
    width: 47%;
}

.training_q_text {
    text-align: center;
    font-weight: var(--main_bold_weight);
    font-size: 30px;
}

#math .training_q_text {
    font-size: 44px;
    height: 66px;
}

#ege15 .training_q_text {
    position: absolute;
    left: 0;
    right: 0;
    opacity: 0;
}

.green {
    color: var(--green);
}

#ege15 .training_q_text:nth-child(1) {
    animation: first-q linear 8s infinite;
}

#ege15 .training_q_text:nth-child(2) {
    animation: first-q-a linear 8s infinite;
}

#ege15 .training_q_text:nth-child(3) {
    animation: second-q linear 8s infinite;
}

#ege15 .training_q_text:nth-child(4) {
    animation: second-q-a linear 8s infinite;
}

#ege15 .training_q_text:nth-child(5) {
    animation: third-q linear 8s infinite;
}

#ege15 .training_q_text:nth-child(6) {
    animation: third-q-a linear 8s infinite;
}

#ege15 .training_q_text:nth-child(7) {
    font-size: 18px;
    margin-top: 50px;
    animation: expl linear 8s infinite;
}

#ege15 .btn:nth-of-type(1)::before {
    animation-name: first;
    animation-duration: 8s;
    animation-iteration-count: infinite;
    animation-delay: 0;
}

#ege15 .btn:nth-of-type(2)::before {
    animation-name: second;
    animation-duration: 8s;
    animation-iteration-count: infinite;
}

@keyframes first-q {
    0% {
        opacity: 1;
    }

    8.99% {
        opacity: 1;
    }

    9% {
        opacity: 0;
    }
}

@keyframes first-q-a {
    8.99% {
        opacity: 0;
    }

    9% {
        opacity: 1;
    }

    23% {
        opacity: 1;
    }

    24% {
        opacity: 0;
    }
}

@keyframes second-q {
    24% {
        opacity: 0;
    }

    25% {
        opacity: 1;
    }

    41.99% {
        opacity: 1;
    }

    42% {
        opacity: 0;
    }
}

@keyframes second-q-a {
    41.99% {
        opacity: 0;
    }

    42% {
        opacity: 1;
    }

    56% {
        opacity: 1;
    }

    57% {
        opacity: 0;
    }
}

@keyframes third-q {
    57% {
        opacity: 0;
    }

    58% {
        opacity: 1;
    }

    64.99% {
        opacity: 1;
    }

    65% {
        opacity: 0;
    }
}

@keyframes third-q-a {
    64.99% {
        opacity: 0;
    }

    65% {
        opacity: 1;
    }

    97% {
        opacity: 1;
    }

    98% {
        opacity: 0;
    }
}

@keyframes expl {
    64.99% {
        opacity: 0;
    }

    65% {
        opacity: 1;
    }

    97% {
        opacity: 1;
    }

    98% {
        opacity: 0;
    }
}

@keyframes first {
    6% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }

    12% {
        background-color: var(--green);
        box-shadow: 0 4px 0 var(--darkgreen);
    }

    18% {
        background-color: var(--green);
        box-shadow: 0 4px 0 var(--darkgreen);
    }

    24% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }

    62% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }

    68% {
        background-color: var(--red);
        box-shadow: 0 4px 0 var(--darkred);
    }

    92% {
        background-color: var(--red);
        box-shadow: 0 4px 0 var(--darkred);
    }

    98% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }
}

@keyframes second {
    39% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }

    45% {
        background-color: var(--green);
        box-shadow: 0 4px 0 var(--darkgreen);
    }

    51% {
        background-color: var(--green);
        box-shadow: 0 4px 0 var(--darkgreen);
    }

    57% {
        background-color: var(--accent);
        box-shadow: 0 4px 0 var(--darker_accent);
    }
}

#ege17 .training_q_text {
    font-size: 18px;
}

#ege17 .btn {
    width: 24%;
}

.expl17 {
    margin-top: 10px;
    font-size: 14px;
}

.comma {
    color: var(--green);
    font-size: 29px;
    line-height: 20px;
}

#ege17 .btn.selected {
    transform: translateY(4px) translateZ(0);
}

#ege17 .btn.selected::before {
    box-shadow: none;
}

.correct::before {
    background-color: var(--green);
    box-shadow: 0 4px 0 var(--darkgreen);
}

.wrong::before {
    background-color: var(--red);
    box-shadow: 0 4px 0 var(--darkred);
}

/* goals */
.goal {
    min-height: 350px;
    padding: 24px;
    background-color: var(--secondary_background);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
}

.goals .spacer {
    min-height: 15px;
}

h4 {
    font-size: 23px;
    line-height: 1.5;
}

.reason {
    flex-grow: 1;
    max-width: calc(33% - 40px);
}

.goals div img,
.reason img {
    height: 190px;
    max-width: 100%;
}

footer {
    margin: 0;
}



/* FLASHCARD */

.card_wrapper {
    width: 100%;
    margin: 0 auto;
    max-width: 500px;
    aspect-ratio: 1;
}

.card {
    transform-style: preserve-3d;
    text-align: center;
    width: 100%;
    aspect-ratio: 1;
    cursor: pointer;
    transition: transform .24s ease, opacity .12s linear;
}

.card,
.card_wrapper {
    max-height: 500px;
}

.card_inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.4s ease-in-out;
    transform-style: preserve-3d;
}

.card img {
    display: block;
    max-height: 240px;
    margin: 15px auto 0 auto;
    width: auto;
    height: auto;
    border-radius: var(--radius) !important;
}

.front,
.back {
    position: absolute;
    background-color: var(--white);
    width: 100%;
    height: 100%;
    max-height: 100%;
    padding: 24px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    box-shadow: 0 0.3125rem 1.25rem 0 rgb(0 0 0 / 16%);
    border-radius: var(--radius);
    overflow: hidden;
}

.pen {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translate(0, -50%);
    margin: auto;
}

.back {
    transform: rotateX(180deg);
}

.front_content,
.back_content {
    color: var(--main);
    font-size: 30px;
    width: 100%;
    height: 100%;
}

.back_content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.card.flipped .card_inner {
    transform: rotateX(180deg);
}

.instruction,
.correct_label {
    font-size: 16px;
    font-weight: var(--main_bold_weight);
    color: var(--secondary);
    margin-top: 24px;
}

.question {
    display: flex;
    flex-direction: column;
    height: calc(100% - 152px);
}

.question p {
    font-size: 24px;
}

.question img {
    z-index: 1;
    width: auto;
    height: calc(100% - 70px);
    border-radius: var(--radius);
}


.number {
    border-radius: 100%;
    background-color: var(--secondary_background1);
    color: var(--secondary);
    font-weight: var(--main_bold_weight);
    font-size: 17px;
    min-height: 24px;
    max-height: 24px;
    line-height: 25px;
    min-width: 24px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
}

.number svg {
    display: none;
}

.choice {
    font-size: 16px;
    padding: 16px;
    margin-top: 16px;
    border: 2px solid var(--secondary_background1);
    border-radius: var(--radius);
    cursor: pointer;
    transition: 0.16s linear border-color;
    display: flex;
    align-items: center;
}

.choice.correct {
    border-color: var(--green);
    background-color: var(--transp_green);
    color: var(--always_main);
}

.choice.correct .number span {
    display: none;
}

.choice.correct .number svg:first-of-type {
    width: 10px;
    height: 10px;
    display: inline-block;
}

.smi_boxes {
    column-count: 3;
    column-gap: 24px;
}

.smi_box {
    background-color: var(--white);
    border-bottom-width: 4px;
    text-align: center;
    width: 100%;
    display: inline-block;
    margin-top: 24px;
}

.smi_box img {
    width: 100%;
}

.smi_box.review img {
    max-height: 300px;
    object-fit: cover;
}

.play_review {
    width: 80px;
    height: 80px;
    position: absolute;
    bottom: -40px;
    right: 20px;
}

.smi_box.review {
    overflow: hidden;
    padding: 0;
    text-align: left;
}

.smi_box.review p {
    font-size: 17px;
}

.p-24 {
    padding: 24px;
}

.review .name {
    font-size: 18px;
}

.review .takeaway {
    font-size: 19px;
}

.review .desc {
    font-size: 16px;
    margin-top: 10px;
}

.video_review {
    border-radius: var(--radius);
}

#review_modal .modal-content {
    max-width: 750px;
}

.start_now {
    padding: 100px 0;
}

.start_now h2 {
    font-size: 70px;
    display: inline-block;
}

.start_now h2,
.start_now p {
    max-width: 680px;
}

.score_boost {
    background-color: var(--transp_green);
    padding: 30px 50px;
    border-radius: 30px;
}

.adv.heart {
    background-color: var(--transp_red);
}

.adv.heart .bold_0 {
color: var(--red) !important;
} 

ul.points_list {
    list-style: none;
    padding: 0;
}

.points_list li {
    background: url('../../img/icons/mark.svg') no-repeat left center;
    background-size: 18px 18px;  
    padding-left: 37px;    
    margin-bottom: 10px; 
}


@media (max-width: 1350px) {
    .course_control div {
        margin-left: 0px;
    }
}

@media (max-width: 1200px) {
    .biggest_h {
        font-size: 3.9vw;
    }

    h3 {
        font-size: 3vw;
    }
    .reason {
        flex-direction: row;
        gap: 24px;
        align-items: center;
        max-width: 100%;
    }
    .reason .img_wrap {
        min-width: 280px;
        max-width: 280px;
        text-align: center;
    }
    .home_subjects_wrap {
        columns: 3;
    }
    .h_sub {
        font-size: 17px;
    }
}

@media (max-width: 1000px) {
    section.big_margin {
        margin: 120px 0;
    }
    .smi_boxes {
        column-count: 2;
    }

    .course_control {
        display: none;
    }
    .slick-dots {
        margin-top: 15px;
    }
}

@media (max-width: 768px) {
    h1 {
        margin-top: 0 !important;
    }
    .biggest_h {
        font-size: 7.3vw;
    }
    h3,h4 {
        font-size: max(23px, 5vw);
    }
    .start_now h2 { 
        font-size: 9.5vw;
    }
    .btn.big_btn { 
        max-width: 100%;
    }
    .second_section {
        margin-top: 120px;
    }

    .training_wrapper {
        max-width: 500px;
    }
    
    .home_subjects_wrap,
    .home_subjects_wrap[data-section="0"] {
        columns: 2;
    }

    .h_sub {
        font-size: 16px;
    }

    .mtb2 {
        margin-top: 48px;
    }
    .goal {
        min-height: 0;
    }
     .reason .img_wrap {
        min-width: 220px;
        max-width: 220px;
    }
}

@media (min-width: 768px) {
    p {
        font-size: 18px;
    }

    .big {
        font-size: 19px;
    }

    .side {
        min-width: 48%;
        max-width: 48%;
    }

    .goal {
        min-width: calc(50% - 12px);
        max-width: calc(50% - 12px);
    }
}

@media (max-width: 640px) {
    .reason .img_wrap {
        max-width: 30%;
        min-width: 30%;
    }
    .score_boost {
    padding: 30px 24px;
    }
}

@media (max-width: 530px) {
    .home_grade_choose {
        width: 100%;
    }
    .grade_choose {
        font-size: 16px;
        flex-grow: 1;
        text-align: center;
        padding: 14px 14px;
    }
    .reason .img_wrap {
        max-width: 50%;
        min-width: 100%;
    }
    .reason {
        flex-direction: column;
    }
    .adv .bold, .adv .bold_0 {
        font-size: 16px;
    }

    .mobile_small_mt {
        margin-top: 48px;
    }
}


@media (min-width: 1191px) {
    .big {
        font-size: 21px;
    }
}

@media (max-width: 700px) {
    .smi_boxes {
        column-count: 1;
    }
}