[data-anime].is-show {
  opacity: 1;
  filter: none;
  transform: none;
}

[data-anime=c-anime-box].is-show [data-anime] {
  opacity: 1;
  filter: none;
  transform: none;
}

[data-anime=c-fade] {
  opacity: 0;
  transition: opacity 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

[data-anime=c-fade-in] {
  opacity: 0;
  transform: translateY(5px);
  transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), transform 1s cubic-bezier(0.165, 0.84, 0.44, 1);
}

[data-anime=c-mask-right] {
  opacity: 0;
  clip-path: inset(0% 100% 0% 0%);
  transition: opacity 1.6s cubic-bezier(0.165, 0.84, 0.44, 1), clip-path 1.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

[data-anime=c-blur] {
  filter: blur(2px);
  opacity: 0;
  transform: scale(1.01);
  transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), transform 1s cubic-bezier(0.165, 0.84, 0.44, 1), filter 1.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

[data-anime=c-blur-in] {
  filter: blur(2px);
  opacity: 0;
  transform: translateY(5px) scale(1.01);
  transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), transform 1s cubic-bezier(0.165, 0.84, 0.44, 1), filter 1.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

[data-anime=c-scale] {
  transform: scale(1.01);
  transition: transform 1s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/*-------------------------------------------> Viewport size */
/*-------------------------------------------> Design comp size */
/*-------------------------------------------> Media queries */
/*-------------------------------------------> SP : contents width */
/*-------------------------------------------> PC : contents width */
/*-------------------------------------------> web font */
/*-------------------------------------------> hover animation */
/*-------------------------------------------> font size (rem) */
/*-------------------------------------------> percentage (%) */
/*-------------------------------------------> vw ( width / height / padding / margin / position / and more ) */
/*-------------------------------------------> line-height */
/*-------------------------------------------> half */
body:has(.datatetra),
main:has(> .datatetra) {
  overflow: clip;
}

.content {
  background-color: #f3f3f3;
  font-family: "Noto Sans JP", "Original Yu Gothic", "Yu Gothic", YuGothic, "Hiragino Sans", sans-serif;
  color: #000;
  max-width: none;
  padding: var(--nav-height, 0) 0 0;
  z-index: auto;
  font-feature-settings: "palt";
  -webkit-font-smoothing: auto;
  isolation: isolate;
}
@media screen and (max-width: 768px) {
  .content {
    padding: var(--nav-height, 0) 0 0;
  }
}

.str-renew {
  position: relative;
}

br.sp {
  display: none;
}
@media screen and (max-width: 768px) {
  br.sp {
    display: block;
  }
}
br.pc {
  display: block;
}
@media screen and (max-width: 768px) {
  br.pc {
    display: none;
  }
}

.section-inner {
  width: 100%;
  max-width: 1350px;
  padding-inline: min(100px, 7.4074074074%);
  margin-inline: auto;
}
@media screen and (max-width: 768px) {
  .section-inner {
    padding-inline: 4.6875%;
  }
}

.contact-btn {
  display: flex;
  align-items: center;
  width: 450px;
  height: 60px;
  padding: 0 60px 0 32px;
  background-color: #000;
  color: #fff;
  font-family: "Zen Antique", serif;
  font-size: 20px;
  letter-spacing: 0.1em;
  position: relative;
}
.contact-btn::after {
  content: "";
  width: 9px;
  height: 11px;
  background-color: currentColor;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  position: absolute;
  top: 50%;
  right: 32px;
  transform: translateY(-50%);
}
@media (hover: hover) {
  .contact-btn {
    transition: opacity 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  .contact-btn:hover {
    opacity: 0.7;
  }
}
@media screen and (max-width: 768px) {
  .contact-btn {
    width: 225px;
    height: 30px;
    padding: 0 30px 0 16px;
    font-size: 11px;
  }
  .contact-btn::after {
    width: 6px;
    height: 7px;
    right: 16px;
  }
}
.contact-btn.--center {
  justify-content: center;
  padding-inline: 60px;
}
@media screen and (max-width: 768px) {
  .contact-btn.--center {
    padding-inline: 30px;
  }
}
.contact-btn.--light {
  background-color: #f3f3f3;
  color: #000;
}

.datatetra .datatetra-body {
  position: relative;
}
.datatetra .mv {
  position: relative;
  overflow-x: clip;
}
.datatetra .mv-inner {
  position: relative;
  padding-top: 75px;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-inner {
    padding-top: 75px;
  }
}
.datatetra .mv-content {
  position: relative;
  z-index: 1;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-content > :not(.mv-text) {
    max-width: 600px;
    margin-inline: auto;
  }
}
.datatetra .mv-catch {
  font-family: "Zen Antique", serif;
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.2em;
  line-height: 1.5;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-catch {
    font-size: 13px;
  }
}
.datatetra .mv-title {
  margin-top: 33px;
}
.datatetra .mv-title img {
  display: block;
  width: 405px;
  height: auto;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-title {
    margin-top: 22px;
  }
  .datatetra .mv-title img {
    width: 215px;
  }
}
.datatetra .mv-btn {
  width: 380px;
  margin-top: 79px;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-btn {
    width: 225px;
    margin-top: 90px;
  }
}
.datatetra .mv-text {
  margin-top: 70px;
  font-size: 18px;
  line-height: 2;
}
.datatetra .mv-text p + p {
  margin-top: 2em;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-text {
    margin-top: 90px;
    font-size: 12px;
    line-height: 2.0833333333;
  }
}
.datatetra .mv-img {
  --mv-float-y: 4px;
  --mv-float-x: 4px;
  --mv-float-rotate: 8;
  position: absolute;
  top: 24px;
  left: calc(67.35% - 233px);
  width: calc(31.79% + 316px);
  transition-duration: 2s;
}
.datatetra .mv-img img {
  width: 100%;
  height: auto;
  transform-origin: center;
  will-change: transform;
}
@media screen and (max-width: 768px) {
  .datatetra .mv-img {
    top: 15px;
    left: auto;
    right: -35px;
    width: 214px;
  }
}
.datatetra .mv-bg {
  position: relative;
  margin-top: 50px;
}
.datatetra .mv-bg img {
  display: block;
  width: 1770px;
  max-width: none;
  height: auto;
  margin-left: calc(50% - 864px);
}
@media screen and (max-width: 768px) {
  .datatetra .mv-bg {
    margin-block: -13px -80px;
  }
  .datatetra .mv-bg img {
    width: 742px;
    margin-left: calc(72.6% - 544px);
  }
}
.datatetra .about {
  position: relative;
  padding-block: 50px 120px;
}
@media screen and (max-width: 768px) {
  .datatetra .about {
    padding-block: 25px 50px;
  }
}
.datatetra .about-title {
  font-family: "Zen Antique", serif;
  font-size: 36px;
  font-weight: 400;
  line-height: 1.9444444444;
  letter-spacing: 0.1em;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .about-title {
    font-size: 18px;
    text-align: left;
  }
}
.datatetra .about-text {
  margin-top: 64px;
  font-size: 18px;
  line-height: 2.7777777778;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .about-text {
    margin-top: 35px;
    font-size: 12px;
    line-height: 2.0833333333;
    text-align: left;
  }
}
.datatetra .about-img {
  max-width: 1150px;
  margin: 115px auto 0;
}
.datatetra .about-img img {
  width: 100%;
  height: auto;
}
@media screen and (max-width: 768px) {
  .datatetra .about-img {
    margin-top: 57px;
    max-width: 500px;
  }
}
.datatetra .feature {
  padding-block: 100px 150px;
  background: image-set(url(../img/feature_bg.png) 1x, url(../img/feature_bg@2x.png) 2x) no-repeat left calc(50% - 12px) bottom -270px/2430px auto;
}
@media screen and (max-width: 768px) {
  .datatetra .feature {
    padding-block: 10px 100px;
    background-image: url(../img/feature_bg_sp.png);
    background-position: left calc(50% + 76px) bottom -95px;
    background-size: 512px auto;
  }
}
.datatetra .feature-title {
  font-family: "Zen Antique", serif;
  font-size: 45px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.05em;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-title {
    font-size: 22px;
  }
}
.datatetra .feature-title-num {
  font-size: 64px;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-title-num {
    font-size: 32px;
  }
}
.datatetra .feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: min(176px, 15.3043478261%);
  row-gap: 70px;
  max-width: 976px;
  margin: 90px auto 0;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-list {
    grid-template-columns: 1fr;
    row-gap: 45px;
    margin-top: 48px;
    max-width: 400px;
  }
}
.datatetra .feature-item-img {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 183px;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-item-img {
    height: 90px;
  }
  .datatetra .feature-item-img img {
    width: auto;
    max-height: 100%;
  }
}
.datatetra .feature-item-title {
  margin-top: 56px;
  padding-bottom: 42px;
  border-bottom: 1px solid #999;
  font-family: "Zen Antique", serif;
  font-size: 28px;
  font-weight: 400;
  line-height: 1.5;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-item-title {
    margin-top: 20px;
    padding-bottom: 6px;
    font-size: 18px;
  }
}
.datatetra .feature-item-text {
  margin-top: 20px;
  padding-inline: 10px;
  font-size: 18px;
  line-height: 2;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-item-text {
    margin-top: 8px;
    padding-inline: 0;
    font-size: 13px;
    line-height: 1.9230769231;
  }
}
.datatetra .feature-btn {
  margin-top: 145px;
}
.datatetra .feature-btn .contact-btn {
  margin-inline: auto;
}
@media screen and (max-width: 768px) {
  .datatetra .feature-btn {
    margin-top: 78px;
  }
}
.datatetra .issue-check {
  position: relative;
  z-index: 3;
  padding-block: 90px 100px;
  background-color: #e6e6e6;
  border-bottom: 1px solid #ccc;
}
.datatetra .issue-check::after {
  content: "";
  width: 68px;
  height: 68px;
  background-color: #e6e6e6;
  border-right: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
  position: absolute;
  bottom: -34px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
}
@media screen and (max-width: 768px) {
  .datatetra .issue-check::after {
    width: 34px;
    height: 34px;
    bottom: -17px;
  }
}
@media screen and (max-width: 768px) {
  .datatetra .issue-check {
    padding-block: 47.5px 45px;
  }
}
.datatetra .issue-title {
  font-family: "Zen Antique", serif;
  font-size: 45px;
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: 0.1em;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-title {
    font-size: 18px;
  }
}
.datatetra .issue-lead {
  margin-top: 50px;
  font-size: 18px;
  line-height: 2;
  text-align: center;
  max-width: 650px;
  margin-inline: auto;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-lead {
    margin-top: 27.5px;
    font-size: 12px;
  }
}
.datatetra .issue-check-list {
  display: grid;
  row-gap: 27px;
  width: fit-content;
  margin: 70px auto 0;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-check-list {
    row-gap: 35px;
    width: auto;
    margin-top: 45px;
  }
}
.datatetra .issue-check-item {
  display: grid;
  grid-template-columns: 26px 1fr;
  column-gap: 10px;
  font-size: 22px;
  font-weight: 500;
  line-height: 1.5;
}
.datatetra .issue-check-item::before {
  content: "";
  height: 19px;
  margin-top: 7px;
  background: url(../img/issue_check.svg) no-repeat center/contain;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-check-item {
    grid-template-columns: 13px 1fr;
    column-gap: 5px;
    font-size: 13px;
    line-height: 1.4615384615;
  }
  .datatetra .issue-check-item::before {
    height: 9.5px;
    margin-top: 5px;
  }
}
.datatetra .issue-solution {
  position: relative;
  z-index: 2;
  margin-bottom: -1px;
  padding-block: 99px 13px;
  background-color: #f3f3f3;
  text-align: center;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-solution {
    padding-block: 56px 22.5px;
  }
}
.datatetra .issue-solution-logo img {
  display: block;
  width: 348px;
  height: auto;
  margin-inline: auto;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-solution-logo img {
    width: 159px;
  }
}
.datatetra .issue-solution-text {
  margin-top: 41px;
  font-size: 21px;
  font-weight: 500;
  line-height: 1.875;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-solution-text {
    margin-top: 25px;
    font-size: 13px;
    line-height: 1.9642857143;
  }
}
.datatetra .issue-area {
  position: relative;
  margin-top: -48px;
  padding-bottom: 120px;
  background: linear-gradient(to bottom, #333333 0%, #333333 50%, #727272 100%);
}
.datatetra .issue-area::before {
  content: "";
  width: 100%;
  height: 559px;
  background: image-set(url(../img/issue_bg.png) 1x, url(../img/issue_bg@2x.png) 2x) no-repeat;
  background-position: center bottom;
  background-size: auto 100%;
  position: absolute;
  bottom: 80px;
  left: 0;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area {
    padding-bottom: 55px;
    margin-top: unset;
    background: linear-gradient(to bottom, #333333 0%, #333333 50%, #727272 100%);
  }
  .datatetra .issue-area::before {
    height: 305px;
    background-image: url(../img/issue_bg_sp.png);
    bottom: auto;
    top: 70px;
  }
}
.datatetra .issue-area-deco {
  display: block;
  width: 2222px;
  translate: -50% 0;
  left: 50%;
  top: -1px;
  aspect-ratio: 2222/130;
  background-color: #f3f3f3;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  position: absolute;
  height: 130px;
  z-index: 1;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-deco {
    aspect-ratio: auto;
    position: relative;
    top: auto;
    left: auto;
    translate: none;
    height: 33px;
    width: 100%;
  }
}
.datatetra .issue-area-inner {
  padding-top: 128px;
  position: relative;
  z-index: 2;
  --area-gap: min(138px, 12%);
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-inner {
    padding-top: unset;
    --area-gap: 5vw;
  }
}
.datatetra .issue-area-line {
  position: relative;
  height: 80px;
}
.datatetra .issue-area-line::before {
  content: "";
  width: 2px;
  height: 50px;
  background-color: #989898;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}
.datatetra .issue-area-line span {
  height: 31px;
  border: 2px solid #989898;
  border-bottom: none;
  position: absolute;
  top: 49px;
  left: calc((100% - var(--area-gap)) / 4);
  right: calc((100% - var(--area-gap)) / 4);
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-line {
    height: 50px;
  }
  .datatetra .issue-area-line::before {
    width: 1px;
    height: 25px;
  }
  .datatetra .issue-area-line span {
    height: 25px;
    border-width: 1px;
    top: 25px;
  }
}
.datatetra .issue-area-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: var(--area-gap);
}
.datatetra .issue-area-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}
.datatetra .issue-area-icon {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  height: 166.6px;
  margin-top: 20px;
}
.datatetra .issue-area-icon--1 img {
  width: 153px;
  height: 166.6px;
}
.datatetra .issue-area-icon--2 img {
  width: 158.3px;
  height: 158.3px;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-icon {
    height: 83.3px;
    margin-top: 15px;
  }
  .datatetra .issue-area-icon--1 img {
    width: 76.5px;
    height: 83.3px;
  }
  .datatetra .issue-area-icon--2 img {
    width: 79.15px;
    height: 79.15px;
  }
}
.datatetra .issue-area-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 16px;
  width: min(100%, 440px);
  margin-top: 28px;
  font-family: "Zen Antique", serif;
  font-size: 32px;
  font-weight: 400;
  line-height: 1.45;
  color: #fff;
  text-align: center;
}
.datatetra .issue-area-title::before, .datatetra .issue-area-title::after {
  content: "";
  width: 100%;
  height: 2px;
  background-color: #989898;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-title::before, .datatetra .issue-area-title::after {
    width: 74%;
    height: 1px;
  }
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-title {
    row-gap: 10px;
    width: 100%;
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.3;
    letter-spacing: 0.04em;
  }
}
.datatetra .issue-area-lead {
  width: min(100%, 440px);
  margin-top: 24px;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.8;
  text-align: center;
  color: #fff;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-lead {
    width: 100%;
    margin-top: 14px;
    font-size: 13px;
    line-height: 1.7;
  }
}
.datatetra .issue-area-points {
  display: grid;
  row-gap: 0;
  width: min(100%, 440px);
  margin-top: 42px;
  color: #fff;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-points {
    row-gap: 14px;
    width: 100%;
    margin-top: 20px;
  }
}
.datatetra .issue-area-point {
  display: flex;
  align-items: center;
  column-gap: 20px;
  font-size: 22px;
  line-height: 1.6;
  min-height: 71px;
}
.datatetra .issue-area-point::before {
  content: "";
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: url(../img/issue_check_circle.svg) no-repeat center/contain;
}
@media screen and (max-width: 768px) {
  .datatetra .issue-area-point {
    align-items: flex-start;
    column-gap: 8px;
    font-size: 13px;
    line-height: 1.5;
    min-height: unset;
  }
  .datatetra .issue-area-point::before {
    width: 18px;
    height: 18px;
    margin-top: 1px;
  }
}
.datatetra .indicator {
  --indicator-h: 400px;
  --fade-top: 9999px;
  --fade-bottom: 9999px;
  --fade-range: 72px;
  --ink-image: linear-gradient(to bottom, #000 0, #000 var(--fade-top), #fff calc(var(--fade-top) + var(--fade-range)), #fff calc(var(--fade-bottom) - var(--fade-range)), #000 var(--fade-bottom), #000 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: 26px;
  height: 400px;
  margin: -400px 40px 0 auto;
  position: sticky;
  bottom: calc(50vh - 200px);
  z-index: 10;
  pointer-events: none;
}
@media screen and (max-width: 768px) {
  .datatetra .indicator {
    display: none;
  }
}
.datatetra .indicator-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  row-gap: 14px;
  padding-bottom: 100px;
}
.datatetra .indicator-item {
  display: grid;
  grid-template-rows: 2px 0fr 2px;
  justify-items: center;
  row-gap: 0;
  transition: grid-template-rows 0.5s cubic-bezier(0.165, 0.84, 0.44, 1), row-gap 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.datatetra .indicator-item::before, .datatetra .indicator-item::after {
  content: "";
  width: 6px;
  height: 2px;
  background-color: transparent;
  background-image: var(--ink-image);
  background-repeat: no-repeat;
  background-size: 100% var(--indicator-h);
  transition: width 0.5s cubic-bezier(0.165, 0.84, 0.44, 1), margin 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.datatetra .indicator-item::before {
  background-position: center var(--before-shift, 0px);
}
.datatetra .indicator-item::after {
  margin-top: -2px;
  background-position: center var(--after-shift, 0px);
}
.datatetra .indicator-item.is-active {
  grid-template-rows: 2px 1fr 2px;
  row-gap: 12px;
}
.datatetra .indicator-item.is-active::before, .datatetra .indicator-item.is-active::after {
  width: 26px;
}
.datatetra .indicator-item.is-active::after {
  margin-top: 0;
}
.datatetra .indicator-item.is-active .indicator-text span {
  opacity: 1;
  transition-delay: 0.2s;
}
.datatetra .indicator-text {
  min-height: 0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
}
.datatetra .indicator-text span {
  display: block;
  font-family: "Poppins", sans-serif;
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.05em;
  white-space: nowrap;
  writing-mode: vertical-rl;
  color: transparent;
  -webkit-text-fill-color: transparent;
  background-image: var(--ink-image);
  background-repeat: no-repeat;
  background-size: 100% var(--indicator-h);
  background-position: center var(--ink-shift, 0px);
  -webkit-background-clip: text;
  background-clip: text;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.datatetra .datatetra-foot {
  position: relative;
  overflow: clip;
  padding-block: 75px 80px;
  background: linear-gradient(to bottom, #4b4b4b, #1f1f1f);
  isolation: isolate;
}
.datatetra .datatetra-foot::before, .datatetra .datatetra-foot::after {
  content: "";
  position: absolute;
  inset: 0;
}
.datatetra .datatetra-foot::before {
  background: image-set(url(../img/foot_bg.png) 1x, url(../img/foot_bg@2x.png) 2x) no-repeat center/cover;
  opacity: 1;
}
@media screen and (max-width: 768px) {
  .datatetra .datatetra-foot::before {
    background: url(../img/foot_bg_sp.png) no-repeat center/cover;
  }
}
.datatetra .datatetra-foot::after {
  background: image-set(url(../img/foot_effect.png) 1x, url(../img/foot_effect@2x.png) 2x) no-repeat center/cover;
  mix-blend-mode: overlay;
}
@media screen and (max-width: 768px) {
  .datatetra .datatetra-foot {
    padding-block: 75px 75px;
    background: linear-gradient(to bottom, #3e3e3e, #3a3a3a 50%, #313131);
  }
}
.datatetra .datatetra-foot-inner {
  position: relative;
  z-index: 1;
}
.datatetra .datatetra-foot-title {
  font-family: "Zen Antique", serif;
  font-size: 28px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.05em;
  color: #fff;
  text-align: center;
}
.datatetra .datatetra-foot-title::after {
  content: "";
  display: block;
  width: 1px;
  height: 46px;
  margin: 20px auto 0;
  background-color: #fff;
}
@media screen and (max-width: 768px) {
  .datatetra .datatetra-foot-title {
    font-size: 18px;
  }
  .datatetra .datatetra-foot-title::after {
    height: 23px;
    margin-top: 15px;
  }
}
.datatetra .datatetra-foot-btn {
  margin: 36px auto 0;
}
@media screen and (max-width: 768px) {
  .datatetra .datatetra-foot-btn {
    margin-top: 16px;
  }
}