:root {
  --cream: #f5f0e8;
  --cream-dark: #ede5d4;
  --black: #1a1a1a;
  --orange: #E66204;
  --orange-hover: #c85e20;
  --gray-text: #444;
  --border: #ccc;
  --font-serif: "source-han-sans-japanese", serif;
  --font-body: "fot-tsukuaoldmin-pr6n", sans-serif;
  --blue: #1A5C7E;
  --blue-hover: #0F3648;
  --red: #9B2424;
  --red-hover: #6B2424;
}

.app-content-header {
  position: absolute;
  color: #FFFFFF;
}
.app-content-header .breadcrumb {
  margin-bottom: 1rem;
}
.app-content-header .breadcrumb .breadcrumb-item,
.app-content-header .breadcrumb .breadcrumb-item::before,
.app-content-header .breadcrumb .breadcrumb-item a {
  color: #FFFFFF;
}
.app-content-header .breadcrumb .breadcrumb-item:hover a {
  text-decoration: underline !important;
}

button.btn {
  font-size: 1.5rem;
}

body.online-practice-shell {
  background: url("https://dojo.sui-okinawa.jp/images/bg-home.png") center center/cover no-repeat fixed;
}

body.online-practice-shell.bg-body-tertiary {
  background-color: transparent !important;
}

main.app-main {
  border-radius: 0;
}

@media (min-width: 768px) {
  body.online-practice-shell {
    --shell-stage-width: 48rem;
    --shell-max-width: min(var(--shell-stage-width), calc(100% - 4rem));
    padding: 0;
  }
  body.online-practice-shell .cookie-prompt {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 50;
  }
  body.online-practice-shell .bheader {
    width: 100%;
    position: static;
    background: #E66104;
    z-index: 40;
  }
  body.online-practice-shell .set-app-wrapper {
    width: 100%;
  }
  body.online-practice-shell .app-main {
    width: 100%;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
    max-height: none;
    padding: 0;
    position: static;
  }
  body.online-practice-shell footer {
    width: 100%;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
    margin-top: 0;
  }
  body.online-practice-shell #chatBubble {
    right: max(1.2rem, (100vw - var(--shell-max-width)) / 2 + 1rem);
    bottom: 1.5rem;
  }
  body.online-practice-shell .online_practice {
    width: 100%;
    max-width: var(--shell-max-width);
    margin: 4rem auto;
    background: rgba(255, 255, 255, 0.96) !important;
    border-radius: 2.4rem;
    box-shadow: 0 25px 55px rgba(0, 0, 0, 0.35);
    padding: 2rem 2.4rem 2.4rem;
  }
  body.online-practice-shell .online_practice > .container {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
  }
  body.online-practice-shell .online_practice > .container:first-child {
    padding-top: 0;
    margin-top: 0;
  }
  body.online-practice-shell .online_practice > .container:last-child {
    padding-bottom: 0;
  }
  body.online-practice-shell .bheader .header-top-bar,
  body.online-practice-shell .bheader .main-navbar,
  body.online-practice-shell .bheader .main-navbar .navbar-collapse,
  body.online-practice-shell .bheader .main-navbar .navbar-nav {
    background: #E66104;
  }
  body.online-practice-shell .bheader .navbar {
    background: transparent;
  }
  body.online-practice-shell .app-content-header,
  body.online-practice-shell .app-content-header .breadcrumb-item,
  body.online-practice-shell .app-content-header .breadcrumb-item::before,
  body.online-practice-shell .app-content-header .breadcrumb-item a {
    color: #FFFFFF !important;
  }
  body.online-practice-shell .app-content-header .breadcrumb-item a:hover {
    color: #FFFFFF !important;
    text-decoration: underline !important;
  }
  body.online-practice-shell .op-inline-navbar {
    width: 100%;
    padding: 0;
    margin: 0;
    position: sticky;
    top: 0;
    z-index: 45;
    display: flex;
    justify-content: flex-end;
  }
  body.online-practice-shell .op-inline-navbar__inner {
    position: relative;
    display: flex;
    justify-content: flex-end;
    width: 100%;
    pointer-events: auto;
  }
  body.online-practice-shell .op-inline-navbar .navbar-toggler {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.6rem;
    height: 3.6rem;
    min-width: 3.6rem;
    min-height: 3.6rem;
    aspect-ratio: 1/1;
    border: 0;
    background: #E66104;
    color: #fff;
    border-radius: 0.9rem;
    padding: 0;
    box-sizing: border-box;
    box-shadow: 0 6px 16px rgba(230, 97, 4, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  }
  body.online-practice-shell .op-inline-navbar .navbar-toggler:focus,
  body.online-practice-shell .op-inline-navbar .navbar-toggler:hover {
    outline: none;
    background: #f17a2a;
    box-shadow: 0 10px 22px rgba(230, 97, 4, 0.4);
    transform: translateY(-1px);
  }
  body.online-practice-shell .op-inline-navbar .navbar-toggler .navbar-toggler-icon {
    filter: invert(1);
    width: 1.8rem;
    height: 1.8rem;
  }
  body.online-practice-shell .op-inline-navbar__label {
    display: none;
  }
  body.online-practice-shell .op-inline-navbar .navbar-collapse {
    display: none !important;
    position: absolute;
    top: calc(100% + 0.6rem);
    left: 0;
    right: 0;
    width: 100%;
    background: #E66104;
    border-radius: 1.6rem;
    padding: 1.8rem 1.6rem 2rem;
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.35);
    transform: translateY(-1rem);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  body.online-practice-shell .op-inline-navbar .navbar-collapse.show {
    display: block !important;
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  body.online-practice-shell .op-inline-navbar__brand {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    margin-bottom: 1.4rem;
    color: #fff;
    text-decoration: none;
  }
  body.online-practice-shell .op-inline-navbar__brand .brand-main,
  body.online-practice-shell .op-inline-navbar__brand .brand-sub {
    color: #fff;
  }
  body.online-practice-shell .op-inline-navbar .navbar-nav {
    flex-direction: column;
    gap: 0.9rem;
  }
  body.online-practice-shell .op-inline-navbar .nav-link {
    color: rgba(255, 255, 255, 0.92);
    font-weight: 600;
    padding: 0.7rem 0.9rem;
    border-radius: 0.8rem;
    transition: background-color 0.2s ease, color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  body.online-practice-shell .op-inline-navbar .nav-link:hover,
  body.online-practice-shell .op-inline-navbar .nav-link.active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
  }
  body.online-practice-shell .op-inline-navbar .dropdown-menu {
    position: static;
    float: none;
    background: transparent;
    border: 0;
    padding: 0.2rem 0 0;
    margin: 0;
    box-shadow: none;
  }
  body.online-practice-shell .op-inline-navbar .dropdown-item {
    color: rgba(255, 255, 255, 0.92);
    border-radius: 0.7rem;
    padding: 0.55rem 0.9rem;
    transition: background-color 0.2s ease, color 0.2s ease;
  }
  body.online-practice-shell .op-inline-navbar .dropdown-item:hover,
  body.online-practice-shell .op-inline-navbar .dropdown-item.active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
  }
  body.online-practice-shell .set-scroll {
    max-height: none;
    overflow: visible;
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-toggler {
    display: inline-flex !important;
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse {
    display: none !important;
    position: absolute;
    top: 100%;
    right: 1.5rem;
    width: 280px;
    background: rgba(8, 23, 33, 0.95);
    border-radius: 1.2rem;
    padding: 1.5rem 1.25rem;
    box-shadow: 0 18px 30px rgba(0, 0, 0, 0.35);
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse.show {
    display: block !important;
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse .navbar-nav {
    flex-direction: column;
    gap: 0.8rem;
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse .nav-link {
    color: rgba(255, 255, 255, 0.92);
    padding: 0.6rem 0.8rem;
    border-radius: 0.8rem;
    transition: background-color 0.2s ease, color 0.2s ease;
  }
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse .nav-link:hover,
  body.online-practice-shell.compact-header .main-navbar.navbar-expand-lg .navbar-collapse .nav-link.active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
  }
  body.online-practice-shell .online_practice .wrap-content {
    gap: 1rem !important;
  }
  body.online-practice-shell .online_practice .wrap-content > .op-inline-navbar:first-child {
    margin-top: -1rem !important;
  }
}
@media screen and (max-width: 991px) {
  body.online-practice-shell .op-inline-navbar {
    display: none;
  }
  .online_practice > .container.op-container-with-breadcrumb:first-child {
    padding-top: 6rem;
  }
}
.online_practice .set-cursor-auto,
.online_practice .set-cursor-auto a {
  cursor: auto;
}
.online_practice .set-cursor-auto a,
.online_practice .set-cursor-auto p {
  text-decoration: none !important;
}
.online_practice p {
  margin: 0;
}
.online_practice > .container:first-child {
  max-width: 50.5rem;
  padding-top: 10rem;
}
.online_practice > .container:last-child {
  padding-bottom: 6rem;
}
.online_practice .wrap-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.online_practice .wrap-content > .op-inline-navbar:first-child {
  margin-top: -1rem !important;
}
.online_practice .op-breadcrumb-holder {
  margin-bottom: 1.6rem;
}
.online_practice .op-card-breadcrumbs {
  display: flex;
  margin-top: 1.4rem;
  color: #E66104;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 600;
}
.online_practice .op-card-breadcrumbs__trail {
  display: none;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
}
.online_practice .op-card-breadcrumbs__trail-item {
  color: inherit;
  text-decoration: none;
}
.online_practice .op-card-breadcrumbs__trail-link {
  position: relative;
}
.online_practice .op-card-breadcrumbs__trail-link:hover, .online_practice .op-card-breadcrumbs__trail-link:focus {
  text-decoration: underline;
}
.online_practice .op-card-breadcrumbs__separator {
  font-weight: 400;
  opacity: 0.7;
}
.online_practice .op-card-breadcrumbs__title {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-align: center;
  width: 100%;
  margin-top: 1.5rem;
}
.online_practice .op-top-card {
  background-color: #195B7E;
  border-radius: 1.5rem;
  padding: 2.4rem 2rem;
  color: #FFFFFF;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.online_practice.op .op-grade-card {
  margin-top: 0;
  margin-bottom: 0;
}
.online_practice.op .op-card-breadcrumbs {
  margin-top: 0;
}
@media (min-width: 768px) {
  .online_practice:not(.op) .op-grade-card {
    margin-top: 0;
    margin-bottom: 4rem;
  }
}
.online_practice .op-grade-summary__card {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.8rem 2.4rem;
  border-radius: 1.2rem;
  background: linear-gradient(135deg, #ff8c29 0%, #ff5f2d 100%);
  box-shadow: 0 20px 40px rgba(255, 95, 45, 0.32);
}
.online_practice .op-grade-summary__details {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.6rem;
  min-width: 12rem;
}
.online_practice .op-grade-summary__grade-label {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1.2;
}
.online_practice .op-grade-summary__grade-jp {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.online_practice .op-grade-summary__divider {
  width: 1px;
  background-color: rgba(255, 255, 255, 0.4);
}
.online_practice .op-grade-summary__meta {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: flex-end;
  gap: 3.2rem;
}
.online_practice .op-grade-summary__meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  text-align: left;
}
.online_practice .op-grade-summary__meta-label {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.online_practice .op-grade-summary__meta-value {
  font-size: 1.4rem;
  font-weight: 700;
}
@media (max-width: 768px) {
  .online_practice .op-grade-summary__card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }
  .online_practice .op-grade-summary__divider {
    width: 100%;
    height: 1px;
  }
  .online_practice .op-grade-summary__meta {
    width: 100%;
    justify-content: space-between;
    gap: 1.6rem;
  }
  .online_practice .op-grade-summary__meta-item {
    flex: 1;
  }
  .online_practice .op-grade-summary__grade-label {
    font-size: 1.2rem;
  }
  .online_practice .op-grade-summary__grade-jp {
    font-size: 2.2rem;
  }
  .online_practice .op-grade-summary__meta-value {
    font-size: 1.2rem;
  }
}
.online_practice .op-grade-card {
  margin-top: 0;
  margin-bottom: 0;
}
.online_practice .op-shortcut {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
}
.online_practice .op-shortcut__item {
  background-color: rgba(255, 255, 255, 0.12);
  border-radius: 1rem;
  border: 2px solid transparent;
  padding: 1.6rem 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.1rem;
  color: #FFFFFF;
  text-decoration: none;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.online_practice .op-shortcut__item:hover {
  transform: translateY(-2px);
  background-color: rgba(255, 255, 255, 0.2);
}
.online_practice .op-shortcut__item.active {
  background-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
  border-color: #E66104;
}
.online_practice .op-shortcut__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  min-width: 60px;
  min-height: 60px;
  aspect-ratio: 1/1;
  box-sizing: border-box;
}
.online_practice .op-shortcut__icon img {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
     object-fit: contain;
}
.online_practice .op-shortcut__label {
  font-weight: 600;
  text-align: center;
  line-height: 1.4;
}
.online_practice .op-shortcut.hide-labels .op-shortcut__label {
  display: none;
}
.online_practice .op-grade-card {
  margin-top: 0;
  margin-bottom: 0;
}
.online_practice .op-grade-card__inner {
  display: grid;
  grid-template-columns: 3fr 7fr;
  background: linear-gradient(135deg, #E66104 0%, #ED7B1F 100%);
  border-radius: 1rem;
  overflow: hidden;
  color: #FFFFFF;
  box-shadow: 0 8px 0 #AD5E00;
  position: relative;
  isolation: isolate;
}
.online_practice .op-grade-card__inner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.18) 0%, transparent 65%);
  pointer-events: none;
  mix-blend-mode: soft-light;
}
.online_practice .op-grade-card__section {
  padding: 0.67rem 0.8rem;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
}
.online_practice .op-grade-card__section::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  right: 0;
  background: rgba(255, 255, 255, 0.45);
}
.online_practice .op-grade-card__section--profile::after {
  display: none;
}
.online_practice .op-grade-card__section--grade {
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0;
}
.online_practice .op-grade-card__grade-en {
  font-size: 1.33rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.online_practice .op-grade-card__grade-jp {
  font-size: 2.13rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.online_practice .op-grade-card__section--profile {
  gap: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.online_practice .op-grade-card__profile-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
}
.online_practice .op-grade-card__profile-row:first-child .op-grade-card__value {
  font-size: 0.9rem;
  font-weight: 600;
}
.online_practice .op-grade-card__profile-row:last-child .op-grade-card__value {
  font-size: 1.8rem;
  font-weight: 800;
}
.online_practice .op-grade-card__profile-row:last-child .op-grade-card__value .op-grade-card__practice-label {
  font-size: 1.8rem;
  font-weight: 600;
  margin-right: 0.4rem;
}
.online_practice .op-grade-card__profile-row:last-child .op-grade-card__value .current-learn-times {
  font-size: 1.8rem;
  font-weight: 800;
}
.online_practice .op-grade-card__label {
  font-size: 1.13rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-align: center;
}
.online_practice .op-grade-card__value {
  font-size: 1.33rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-align: center;
}
.online_practice .op-hero-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.8rem;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}
.online_practice .op-hero-card__image {
  flex: 0 0 128px;
}
.online_practice .op-hero-card__image img {
  width: 128px;
  height: 128px;
  -o-object-fit: contain;
     object-fit: contain;
}
.online_practice .op-hero-card__text {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  flex: 0 1 auto;
  max-width: 400px;
}
.online_practice .op-hero-card__bubble {
  position: relative;
  background-color: #ffffff;
  border-radius: 1.6rem;
  border: 2px solid rgba(25, 91, 126, 0.16);
  padding: 2.4rem 2.8rem;
  box-shadow: 0 16px 28px rgba(25, 91, 126, 0.15);
  text-align: center;
}
.online_practice .op-hero-card__bubble::before, .online_practice .op-hero-card__bubble::after {
  content: "";
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-style: solid;
}
.online_practice .op-hero-card__bubble::before {
  left: -12px;
  border-width: 10px 12px 10px 0;
  border-color: transparent rgba(25, 91, 126, 0.16) transparent transparent;
}
.online_practice .op-hero-card__bubble::after {
  left: -10px;
  border-width: 8px 10px 8px 0;
  border-color: transparent #ffffff transparent transparent;
}
.online_practice .op-hero-card__title {
  font-size: 1.9rem;
  font-weight: 700;
  color: #195B7E;
  margin: 0;
}
.online_practice .op-hero-card__note {
  font-size: 1.4rem;
  color: #195B7E;
  margin: 0;
  line-height: 1.6;
  font-weight: 700;
}
.online_practice .op-hero-card__note-wrap {
  display: flex;
  justify-content: center;
  margin-top: 1.6rem;
  width: 100%;
  text-align: center;
}
.online_practice .group-list-lessons {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}
.online_practice .group-list-lessons .lesson {
  position: relative;
  border-radius: 1.6rem;
  padding: 1.4rem 1.6rem;
  background-color: rgba(255, 255, 255, 0.7);
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}
.online_practice .group-list-lessons .lesson.active {
  cursor: pointer;
}
.online_practice .group-list-lessons .lesson .key {
  position: absolute;
  top: 1.4rem;
  left: 1.4rem;
  width: 32px;
  height: 32px;
  font-size: 2.2rem;
  color: #33A852;
}
.online_practice .group-list-lessons .lesson img.key {
  width: 32px;
  height: 32px;
}
.online_practice .group-list-lessons .lesson__inner {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.online_practice .group-list-lessons .lesson__icon {
  flex: 0 0 70px;
  width: 70px;
  height: 70px;
  background-color: rgba(255, 255, 255, 0.18);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.online_practice .group-list-lessons .lesson__icon img {
  max-width: 60px;
  max-height: 60px;
}
.online_practice .group-list-lessons .lesson__content {
  flex: 1;
  min-width: 0;
  position: relative;
}
.online_practice .group-list-lessons .lesson__title-wrapper {
  display: flex;
  align-items: stretch;
  position: relative;
  width: 100%;
}
.online_practice .group-list-lessons .lesson__title-section {
  display: flex;
  align-items: center;
  position: relative;
}
.online_practice .group-list-lessons .lesson__title-section--left {
  flex: 0 0 30%;
  padding-right: 0.8rem;
  justify-content: center;
}
.online_practice .group-list-lessons .lesson__title-section--right {
  flex: 1;
  min-width: 0;
  padding-left: 0.8rem;
}
.online_practice .group-list-lessons .lesson__title-separator {
  position: absolute;
  top: -1.4rem;
  bottom: -1.4rem;
  left: 30%;
  width: 1px;
  background: rgba(255, 255, 255, 0.45);
  z-index: 1;
  pointer-events: none;
}
.online_practice .group-list-lessons .lesson__title {
  margin: 0;
  font-size: 1.6rem;
  line-height: 1.6;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.online_practice .group-list-lessons .lesson__label {
  font-size: 1.4rem;
  margin-bottom: 0.4rem;
  font-weight: 700;
  text-transform: uppercase;
}
.online_practice .group-list-lessons .lesson__chevron {
  flex: 0 0 auto;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.8rem;
}
.online_practice .group-list-lessons .lesson.training {
  background: linear-gradient(135deg, #E66104 0%, #F57C00 100%);
  color: #FFFFFF;
  box-shadow: 0 8px 0 #AD5E00;
}
.online_practice .group-list-lessons .lesson.training:not(.active) {
  opacity: 0.7;
}
.online_practice .group-list-lessons .lesson.training.active:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 0 #AD5E00, 0 15px 30px rgba(230, 97, 4, 0.35);
}
.online_practice .group-list-lessons .lesson.reading {
  background: linear-gradient(135deg, #195B7E 0%, #1F6B8D 100%);
  color: #FFFFFF;
  box-shadow: 0 8px 0 #124858;
}
.online_practice .group-list-lessons .lesson.reading:not(.active) {
  opacity: 0.7;
}
.online_practice .group-list-lessons .lesson.reading.active:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 0 #124858, 0 15px 30px rgba(25, 91, 126, 0.35);
}
.online_practice .group-list-lessons .lesson.certificate,
.online_practice .group-list-lessons .lesson:not(.training):not(.reading):not(.certificate) {
  background: #FFFFFF;
  color: #1D1D1D;
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.16);
}
.online_practice .group-list-lessons .lesson.certificate .lesson__icon,
.online_practice .group-list-lessons .lesson:not(.training):not(.reading):not(.certificate) .lesson__icon {
  background-color: rgba(230, 97, 4, 0.12);
}
.online_practice .group-list-lessons .lesson.certificate .lesson__label {
  color: #195B7E;
}
.online_practice .group-list-lessons .lesson__status-text {
  margin-top: 0.8rem;
}
.online_practice .group-list-lessons .lesson__status-text p {
  margin: 0.4rem 0 0;
  font-size: 1.4rem;
  line-height: 1.5;
}
.online_practice .group-list-lessons .lesson__status-text--failed {
  color: #C53030;
  font-weight: 700;
}
.online_practice .group-list-lessons .lesson__status-text--passed {
  color: #2F9E44;
  font-weight: 700;
}
.online_practice .group-list-lessons .lesson:not(.active) .lesson__chevron {
  opacity: 0.3;
}
.online_practice .group-list-lessons .lesson.user-free:not(.active) {
  cursor: pointer;
}
.online_practice .group-list-lessons .lesson-separator {
  text-align: center;
  color: rgba(255, 255, 255, 0.65);
  font-size: 6rem;
  display: block;
  line-height: 1;
}
.online_practice .group-list-lessons .lesson-separator.active {
  color: rgba(230, 97, 4, 0.8);
}
.online_practice .group-list-lessons .lesson-separator:not(.active) {
  color: rgba(128, 128, 128, 0.6);
}
.online_practice .group-list-lessons .lesson-separator i {
  font-size: 1em;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.3));
}
.online_practice .group-promotion-path {
  position: relative;
  width: 100%;
  height: 100vh;
}
.online_practice .group-promotion-path .level {
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  text-align: center;
  line-height: 50px;
  font-size: 12px;
  font-weight: bold;
  color: #000;
  background-color: #d9d9d9;
  box-shadow: 3px 5px 6px rgba(0, 0, 0, 0.7);
  transform: translate(-50%, -50%);
}
.online_practice .group-promotion-path .level a {
  cursor: auto;
}
.online_practice .group-promotion-path .level.active {
  background-color: var(--red);
  box-shadow: 3px 5px 6px rgb(0, 0, 0);
}
.online_practice .group-promotion-path .level.active a {
  cursor: pointer;
}
.online_practice .group-promotion-path .level.active a span {
  color: #fff;
}
.online_practice .group-promotion-path .trophy {
  top: 100%;
  left: 50%;
}
.online_practice .group-promotion-path .level1 {
  top: 94%;
  left: 68%;
}
.online_practice .group-promotion-path .level2 {
  top: 85%;
  left: 80%;
}
.online_practice .group-promotion-path .level3 {
  top: 73%;
  left: 85%;
}
.online_practice .group-promotion-path .level4 {
  top: 63%;
  left: 80%;
}
.online_practice .group-promotion-path .level5 {
  top: 55%;
  left: 68%;
}
.online_practice .group-promotion-path .level6 {
  top: 48%;
  left: 50%;
}
.online_practice .group-promotion-path .level7 {
  top: 42%;
  left: 32%;
}
.online_practice .group-promotion-path .level8 {
  top: 33%;
  left: 19%;
}
.online_practice .group-promotion-path .level9 {
  top: 23%;
  left: 12%;
}
.online_practice .group-promotion-path .level10 {
  top: 13%;
  left: 21%;
}
.online_practice .group-promotion-path .level11 {
  top: 6%;
  left: 35%;
}
.online_practice .group-promotion-path .level12 {
  top: 0%;
  left: 50%;
}
.online_practice .group-promotion-path .trophy {
  position: absolute;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  text-align: center;
  line-height: 70px;
  font-size: 14px;
  font-weight: bold;
  color: #000;
  background-color: #d9d9d9;
  box-shadow: 3px 5px 6px rgba(0, 0, 0, 0.7);
  transform: translate(-50%, -50%);
}
.online_practice .group-promotion-path .trophy a {
  cursor: auto;
}
.online_practice .group-promotion-path .trophy.active {
  color: #fff;
  background-color: var(--orange);
  box-shadow: 3px 5px 6px rgb(0, 0, 0);
}
.online_practice .group-promotion-path .trophy.active a {
  cursor: pointer;
}
.online_practice .group-promotion-path .wrap-icon {
  position: relative;
  height: 100%;
}
.online_practice .group-promotion-path .wrap-icon img {
  width: 60px;
  position: absolute;
  top: -5px;
  left: 0;
  right: 0;
}
.online_practice .group-promotion-path .wrap-icon span {
  color: #000;
  opacity: 0.5;
  position: absolute;
  top: 23px;
  left: 0;
  right: 0;
  bottom: 0;
}
.online_practice .group-promotion-path .level.active .wrap-icon span,
.online_practice .group-promotion-path .trophy.active .wrap-icon span {
  opacity: 1;
}
.online_practice .group-promotion-path .level.blocked,
.online_practice .group-promotion-path .trophy.blocked {
  background-color: var(--orange);
  box-shadow: 3px 5px 6px rgb(0, 0, 0);
  position: relative;
}
.online_practice .group-promotion-path .level.blocked a,
.online_practice .group-promotion-path .trophy.blocked a {
  cursor: pointer;
}
.online_practice .group-promotion-path .level.blocked a span,
.online_practice .group-promotion-path .trophy.blocked a span {
  color: #fff;
  opacity: 1;
}
.online_practice .group-promotion-path .level.blocked .blocked-text,
.online_practice .group-promotion-path .trophy.blocked .blocked-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}
.online_practice .group-promotion-path .level.blocked.active,
.online_practice .group-promotion-path .trophy.blocked.active {
  background-color: var(--orange);
  box-shadow: 3px 5px 6px rgb(0, 0, 0);
}
.online_practice .group-promotion-path .level.blocked.active a,
.online_practice .group-promotion-path .trophy.blocked.active a {
  cursor: pointer;
}
.online_practice .group-promotion-path .level.blocked.active a span,
.online_practice .group-promotion-path .trophy.blocked.active a span {
  color: #fff;
  opacity: 1;
}
.online_practice .group-promotion-path .level12 .wrap-icon img {
  width: 60px;
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
}
.online_practice .group-promotion-path .level12 .wrap-icon span {
  top: -6px;
}
.online_practice .group-promotion-path .level12.active .wrap-icon span {
  opacity: 1;
  color: #fff;
}
.online_practice .group-promotion-path .trophy .wrap-icon img {
  width: 70px;
  position: absolute;
  top: -25px;
  left: 0;
  right: 0;
}
.online_practice .group-promotion-path .trophy.active .wrap-icon span {
  opacity: 1;
  color: #fff;
}

.set-scroll {
  max-height: 100vh;
  overflow-y: scroll;
  overflow-x: hidden;
}

.set-scroll::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.set-scroll::-webkit-scrollbar-track {
  background: rgba(241, 241, 241, 0.2509803922);
  border-radius: 10px;
}

.set-scroll::-webkit-scrollbar-thumb {
  background: rgba(25, 91, 126, 0.2509803922);
  border-radius: 10px;
}

.set-scroll::-webkit-scrollbar-thumb:hover {
  background: rgba(20, 62, 90, 0.2509803922);
}

/* Popup */
#popup .modal-title {
  font-size: 20px;
}
#popup .modal-body {
  flex: none;
}
#popup .modal-content .nav-wrap {
  width: 250px;
  min-width: 250px;
  height: 100%;
  overflow-y: scroll;
}
#popup .modal-content .navbar {
  display: none;
}
#popup .modal-content .nav {
  width: 100%;
}
#popup .modal-content .nav .nav-link {
  text-align: left;
  width: 100%;
  border-bottom-color: currentcolor;
  cursor: auto;
  position: relative;
  overflow-wrap: break-word;
}
#popup .modal-content .nav .nav-link:not(.active):hover {
  opacity: 0.8;
  cursor: pointer;
}
#popup .modal-content .group-video {
  width: 100%;
  justify-content: center;
}
#popup .modal-content .group-video .tab-content {
  width: 100%;
  background-color: #000;
}
#popup .modal-content .group-video .tab-content iframe {
  min-height: 483px;
}
#popup .modal-content .group-video .video-filming {
  flex: 1 1 100%;
  background-color: #000;
}
#popup .modal-content .group-body,
#popup .modal-content .group-video,
#popup .modal-content .group-video * {
  height: auto;
}
#popup .modal-content .content-name {
  display: none;
  margin: 0 auto;
  margin-left: 0;
  font-weight: bold;
}
#popup .modal-content.only-teacher .tab-content {
  display: block;
}
#popup .modal-content.only-teacher .video-filming {
  display: none !important;
}
#popup .modal-content.only-self .tab-content {
  display: none;
}
#popup .modal-content.two .tab-content {
  display: block;
}
#popup .modal-content.two .group-video {
  height: auto;
}
#popup .modal-content.two .group-video video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.two .video-filming video,
#popup .modal-content.two .tab-content video {
  max-height: calc(50vh - 60px);
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.mobile-two-partition .group-video video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.mobile-two-partition .video-filming,
#popup .modal-content.mobile-two-partition .tab-content {
  aspect-ratio: 16/9;
}
#popup .modal-content.mobile-two-partition .video-filming video,
#popup .modal-content.mobile-two-partition .tab-content video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-dialog.two-partition-landscape {
  margin: 0 !important;
  max-width: 100vw !important;
  width: 100vw !important;
  height: 100vh !important;
}
#popup .modal-content.two-partition-landscape {
  height: 100vh !important;
  border-radius: 0 !important;
  border: none !important;
}
#popup .modal-content.two-partition-landscape .modal-header,
#popup .modal-content.two-partition-landscape .modal-footer,
#popup .modal-content.two-partition-landscape .nav-wrap,
#popup .modal-content.two-partition-landscape .navbar {
  display: none !important;
}
#popup .modal-content.two-partition-landscape .modal-body {
  height: 100vh !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}
#popup .modal-content.two-partition-landscape .group-body {
  height: 100vh !important;
  padding: 0 !important;
  margin: 0 !important;
}
#popup .modal-content.two-partition-landscape .group-video {
  display: flex !important;
  flex-direction: row !important;
  width: 100vw !important;
  height: 100vh !important;
  margin: 0 !important;
  padding: 0 !important;
  gap: 0 !important;
}
#popup .modal-content.two-partition-landscape .tab-content {
  flex: 1 !important;
  width: 50vw !important;
  height: 100vh !important;
  margin: 0 !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: #000 !important;
  overflow: hidden !important;
}
#popup .modal-content.two-partition-landscape .video-filming {
  flex: 1 !important;
  width: 50vw !important;
  height: 100vh !important;
  margin: 0 !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: #000 !important;
  overflow: hidden !important;
}
#popup .modal-content.two-partition-landscape .tab-content video,
#popup .modal-content.two-partition-landscape .tab-content iframe,
#popup .modal-content.two-partition-landscape .video-filming video {
  width: 100% !important;
  height: 100% !important;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center !important;
     object-position: center center !important;
}
#popup .modal-content.two-partition-landscape #countdown {
  display: none !important;
}
#popup .modal-content.zoom-teacher .modal-body {
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}
#popup .modal-content.zoom-teacher .group-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}
#popup .modal-content.zoom-teacher .group-video {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100% !important;
}
#popup .modal-content.zoom-teacher .tab-content {
  display: block;
  width: 100%;
  flex: 1;
  position: relative;
  background-color: #000;
}
#popup .modal-content.zoom-teacher .tab-content video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.zoom-teacher .video-filming {
  width: 300px;
  height: 170px;
  position: fixed;
  top: 72px;
  right: 10px;
  z-index: 1000;
  border: 2px solid white;
  border-radius: 8px;
  background-color: #000;
}
#popup .modal-content.zoom-teacher .video-filming video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.zoom-self .modal-body {
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}
#popup .modal-content.zoom-self .group-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}
#popup .modal-content.zoom-self .group-video {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100% !important;
}
#popup .modal-content.zoom-self .video-filming {
  display: block;
  width: 100%;
  flex: 1;
  position: relative;
  background-color: #000;
}
#popup .modal-content.zoom-self .video-filming video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.zoom-self .tab-content {
  width: 300px;
  height: 170px;
  position: fixed;
  top: 72px;
  right: 10px;
  z-index: 1000;
  border: 2px solid white;
  border-radius: 8px;
  background-color: #000;
}
#popup .modal-content.zoom-self .tab-content video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  -o-object-position: center center;
     object-position: center center;
}
#popup .modal-content.zoom-teacher .video-filming.video-stream-rotated,
#popup .modal-content.zoom-self .video-filming.video-stream-rotated,
#popup .modal-content.mobile-zoom-teacher .video-filming.video-stream-rotated,
#popup .modal-content.mobile-zoom-self .video-filming.video-stream-rotated {
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
#popup .modal-content.zoom-teacher .video-filming.video-stream-rotated video,
#popup .modal-content.zoom-self .video-filming.video-stream-rotated video,
#popup .modal-content.mobile-zoom-teacher .video-filming.video-stream-rotated video,
#popup .modal-content.mobile-zoom-self .video-filming.video-stream-rotated video {
  transform: rotate(-90deg);
  transform-origin: center center;
  -o-object-fit: cover !important;
     object-fit: cover !important;
  width: auto;
  height: 100vw;
  max-height: none;
}
#popup .modal-content.zoom-teacher .video-filming.video-stream-rotated video,
#popup .modal-content.mobile-zoom-teacher .video-filming.video-stream-rotated video {
  height: 300px;
  width: auto;
}

.op-mobile-shortcut {
  display: none;
  padding: 0 1.6rem;
  background-color: #195B7E;
}
.op-mobile-shortcut .op-top-card {
  background-color: #195B7E;
  border-radius: 1.5rem;
  padding: 2.4rem 2rem;
  color: #FFFFFF;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 0;
}
.op-mobile-shortcut .op-shortcut {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
}
.op-mobile-shortcut .op-shortcut__item {
  background-color: rgba(255, 255, 255, 0.12);
  border-radius: 1rem;
  border: 2px solid transparent;
  padding: 1.6rem 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.1rem;
  color: #FFFFFF;
  text-decoration: none;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.op-mobile-shortcut .op-shortcut__item:hover {
  transform: translateY(-2px);
  background-color: rgba(255, 255, 255, 0.2);
}
.op-mobile-shortcut .op-shortcut__item.active {
  background-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
  border-color: #E66104;
}
.op-mobile-shortcut .op-shortcut__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  min-width: 60px;
  min-height: 60px;
  aspect-ratio: 1/1;
  box-sizing: border-box;
}
.op-mobile-shortcut .op-shortcut__icon img {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
     object-fit: contain;
}
.op-mobile-shortcut .op-shortcut__label {
  font-weight: 600;
  text-align: center;
  line-height: 1.4;
}

.op-mobile-breadcrumb {
  padding: 0 1.6rem 1.2rem;
}
.op-mobile-breadcrumb .app-content-header {
  position: static;
  margin-top: 0;
}
.op-mobile-breadcrumb .app-content-header .breadcrumb {
  margin-bottom: 0;
}

.timer {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.3137254902);
  height: 100%;
  width: 100%;
  margin: -10px;
}

/* Mobile responsive cho countdown */
@media only screen and (max-width: 768px) {
  #countdown svg {
    width: 150px !important;
    height: 150px !important;
  }
  #countdown #myTimer {
    font-size: 24px !important;
  }
  #countdown #pink-halo {
    r: 40 !important;
  }
}
#popup1 .modal-content {
  min-height: 487px;
}
#popup1 .modal-content .teachers {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}
#popup1 .modal-content .teachers .teacher {
  width: 173px;
  text-align: center;
  cursor: pointer;
}
#popup1 .modal-content .teachers .teacher .teacher-wrap:hover {
  opacity: 0.7;
  text-decoration: underline;
  color: #007bff;
}
#popup1 .modal-content .teachers .teacher img {
  width: 100px;
  height: 100px;
  display: block;
  margin: 0 auto;
  -o-object-fit: cover;
  object-fit: cover;
}

/* Video */
video {
  width: 100%;
  height: auto;
  padding: 0;
}

.online_practice .group-list-collection ul.nav {
  margin-top: -10px;
  margin-left: -10px;
}
.online_practice .group-list-collection ul.nav li.nav-item {
  margin-left: 10px;
  margin-top: 10px;
}
.online_practice .group-list-collection ul.nav li.nav-item .nav-link {
  background-color: #d9d9d9;
  color: #000000;
  border-radius: 0.5rem;
  padding: 8px 16px;
  font-weight: 500;
  border: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.online_practice .group-list-collection ul.nav li.nav-item .nav-link:hover,
.online_practice .group-list-collection ul.nav li.nav-item .nav-link.active {
  color: #FFFFFF;
  background-color: var(--orange);
}
.online_practice .group-list-collection .btn-lang {
  background-color: #d9d9d9;
  color: #000000;
  border-radius: 0.5rem;
  padding: 8px 16px;
  font-weight: 500;
  border: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.online_practice .group-list-collection .btn-lang:hover,
.online_practice .group-list-collection .btn-lang.active {
  color: #FFFFFF;
  background-color: var(--orange);
}
.online_practice .group-list-collection .tab-content {
  padding-right: 0;
  background-color: #FFFFFF;
}
.online_practice .group-list-collection .tab-content .tab-pane {
  padding: 15px;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 5px;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item {
  flex: 0 0 auto;
  width: calc(25% - 5px);
  max-height: 308px;
  padding: 5px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item video:not(.recorded-videos),
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item img:not(.key) {
  border: 1px solid #ccc;
  height: 100%;
  min-height: 255px;
  background-color: rgba(143, 143, 143, 0.5019607843);
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item .key {
  position: absolute;
  width: 25px;
  top: 10px;
  left: 10px;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item .description {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  line-height: 1.5;
  min-height: 3em;
  background-color: rgba(143, 143, 143, 0.5019607843);
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item.active video,
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item.active img:not(.key),
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item.active .description {
  background-color: #FFFFFF;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item.active:hover {
  cursor: pointer;
  opacity: 0.7;
}
.online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item.rv .description {
  min-height: unset;
}
.online_practice .group-list-collection .buy-now {
  position: relative;
  z-index: 99;
}
.online_practice .group-list-collection .buy-now > *:not(.key) {
  background-color: rgba(143, 143, 143, 0.5019607843);
  z-index: 98;
}
.online_practice .group-list-collection .buy-now .wrap-item {
  pointer-events: none;
}
.online_practice .group-list-collection .buy-now .key {
  width: 15px;
  position: absolute;
  bottom: 8px;
  right: 8px;
}
.online_practice .group-list-collection .buy-now .btn-buy-now {
  text-transform: uppercase;
  height: 33.5px;
  min-width: 122px;
  position: absolute;
  top: calc(50% - 17px);
  left: calc(50% - 61px);
}
.online_practice .group-list-award {
  background-color: rgba(255, 255, 255, 0.9411764706);
  padding: 15px;
}
.online_practice .group-list-award table thead th {
  background-color: var(--orange);
  color: #FFFFFF;
}

.online_practice.dt .group-list-award .title {
  font-size: 18px;
  color: var(--orange);
}

.group-buttons-recorded-video .btn {
  min-width: 80px;
}
.group-buttons-recorded-video .btn-copy-link {
  padding: 0px 7.5px;
}
.group-buttons-recorded-video .btn-copy-link img {
  max-width: 32px;
}

.modal.fade.show {
  background-color: rgba(0, 0, 0, 0.3137254902);
}

.group-buttons-video-filming .btn-secondary.btn-stop {
  background-color: #6c757d !important;
  border-color: #6c757d !important;
  color: white !important;
}
.group-buttons-video-filming .btn-secondary.active {
  background-color: #9B2424 !important;
  border-color: #9B2424 !important;
  color: #FFFFFF !important;
}
.group-buttons-video-filming .btn-secondary:disabled,
.group-buttons-video-filming .btn-secondary.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  background-color: #d3d3d3 !important;
  border-color: #d3d3d3 !important;
  color: #888888 !important;
}

.btn-show-comment {
  cursor: pointer;
  color: #0d6efd;
}

.btn-show-comment:hover {
  color: #0a58ca;
}

@media screen and (min-width: 375px) {
  .online_practice .group-bgs .group-bg p {
    margin-top: 9px;
  }
}
@media screen and (max-width: 767px) {
  .online_practice.op {
    max-width: 100%;
    margin: 2.4rem 1.4rem;
    padding: 1.6rem 1.8rem 2rem;
    border-radius: 1.8rem;
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.25);
    background: rgba(255, 255, 255, 0.98) !important;
  }
  .online_practice.op > .container {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
  }
  .online_practice.op > .container:first-child {
    padding-top: 0;
  }
  .online_practice.op > .container:last-child {
    padding-bottom: 0;
  }
  .online_practice > .container:first-child {
    padding-top: 6rem;
  }
  .online_practice .op-top-card {
    padding: 2rem;
  }
  .online_practice .op-shortcut {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .online_practice .op-grade-card__inner {
    display: grid;
    grid-template-columns: 3fr 7fr;
    align-items: center;
    gap: 0;
  }
  .online_practice .op-grade-card__section {
    padding: 0.53rem 0.67rem;
  }
  .online_practice .op-grade-card__section::after {
    display: block;
  }
  .online_practice .op-grade-card__section--grade {
    align-items: center;
    justify-content: center;
    border-bottom: none;
    padding-bottom: 0.53rem;
    border-right: none;
    padding-right: 0.67rem;
    margin-right: 0;
  }
  .online_practice .op-grade-card__label--nickname {
    display: none;
  }
  .online_practice .op-grade-card__section--profile {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding-left: 1rem;
  }
  .online_practice .op-grade-card__profile-row {
    justify-content: center;
    align-items: center;
    gap: 0;
    width: 100%;
  }
  .online_practice .op-grade-card__profile-row:first-child .op-grade-card__value {
    font-size: 0.9rem;
    font-weight: 600;
  }
  .online_practice .op-grade-card__profile-row:last-child .op-grade-card__value {
    font-size: 1.8rem;
    font-weight: 800;
  }
  .online_practice .op-grade-card__profile-row:last-child .op-grade-card__value .op-grade-card__practice-label {
    font-size: 1.8rem;
    font-weight: 600;
    margin-right: 0.4rem;
  }
  .online_practice .op-grade-card__profile-row:last-child .op-grade-card__value .current-learn-times {
    font-size: 1.8rem;
    font-weight: 800;
  }
  .online_practice .op-hero-card {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    text-align: left;
    gap: 1.4rem;
    max-width: 500px;
    margin: 0 auto;
  }
  .online_practice .op-hero-card__image {
    flex: 0 0 100px;
  }
  .online_practice .op-hero-card__image img {
    width: 100px;
    height: 100px;
  }
  .online_practice .op-hero-card__text {
    max-width: 350px;
  }
  .online_practice .op-hero-card__bubble {
    padding: 2rem 2.2rem;
  }
  .online_practice .op-hero-card__bubble::before {
    left: -12px;
    border-width: 10px 12px 10px 0;
    border-color: transparent rgba(25, 91, 126, 0.16) transparent transparent;
  }
  .online_practice .op-hero-card__bubble::after {
    left: -10px;
    border-width: 8px 10px 8px 0;
    border-color: transparent #ffffff transparent transparent;
  }
  .online_practice .op-hero-card__title {
    font-size: 1.7rem;
  }
  .online_practice .op-hero-card__note {
    font-size: 1.3rem;
  }
  .online_practice .group-list-lessons .lesson__inner {
    align-items: flex-start;
  }
  .online_practice .group-list-lessons .lesson__chevron {
    align-self: center;
  }
  .online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item {
    flex: 0 0 auto;
    width: calc(33.3% - 5px);
  }
  .online_practice .wrap-content {
    gap: 1rem;
  }
  .online_practice .wrap-content > .op-top-card {
    display: none;
  }
  .online_practice .op-grade-card {
    margin-top: 0;
  }
  .op-mobile-shortcut {
    display: block;
    padding: 1.2rem 1.6rem;
    background-color: #195B7E;
  }
  .op-mobile-shortcut .op-top-card {
    padding: 0;
    margin: 0;
  }
  .op-mobile-shortcut .op-shortcut {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.6rem;
  }
  .op-mobile-shortcut .op-shortcut__item {
    padding: 1.1rem;
  }
  .op-mobile-shortcut .op-shortcut__label {
    display: none;
  }
  .op-mobile-breadcrumb {
    padding: 0 1.2rem 1.2rem;
  }
}
@media screen and (max-width: 768px) {
  .online_practice .group-list-collection .tab-content .tab-pane .wrap-content .item {
    flex: 0 0 auto;
    width: calc(50% - 5px);
    padding: 0px;
  }
  #popup .modal-content .navbar {
    display: block;
    padding: 0;
    margin-bottom: 10px;
  }
  #popup .modal-content .navbar .navbar-toggler {
    border: 1px solid #dee2e6;
    padding: 0.375rem 0.75rem;
  }
  #popup .modal-content .navbar .navbar-collapse {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: #fff;
    z-index: 1050;
    transition: left 0.3s ease-in-out;
    overflow-y: auto;
    padding: 15px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3);
  }
  #popup .modal-content .navbar .navbar-collapse.show {
    left: 0;
  }
  #popup .modal-content .nav-wrap {
    position: fixed;
    top: 0;
    left: -80%;
    width: 80%;
    height: 100vh;
    background-color: #fff;
    z-index: 1050;
    transition: left 0.3s ease-in-out;
    overflow-y: auto;
    padding: 15px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3);
    display: none;
  }
  #popup .modal-content .nav-wrap.show {
    left: 0;
    display: block;
  }
  #popup .modal-content .nav {
    width: 100%;
  }
  #popup .modal-content .group-body {
    flex-direction: column;
  }
  #popup.nav-open::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1040;
  }
  #popup .nav-wrap {
    display: none !important;
  }
  #popup .nav-wrap.show {
    display: block !important;
  }
  #popup.navbar-open::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1040;
  }
  #popup .navbar-collapse.show {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    background-color: #fff !important;
    z-index: 1050 !important;
    transition: left 0.3s ease-in-out !important;
    overflow-y: auto !important;
    padding: 15px !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3) !important;
  }
  .op-card-breadcrumbs {
    display: none;
  }
}
@media screen and (max-width: 575px) {
  .online_practice .op-grade-card {
    margin-bottom: 2.4rem;
  }
  .online_practice .op-grade-card__inner {
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 1rem;
  }
  .online_practice .op-grade-card__section {
    padding: 0.53rem 0.67rem;
  }
  .online_practice .op-grade-card__section--grade {
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.4);
    margin-right: 0;
    padding-right: 1rem;
    padding-left: 1rem;
  }
  .online_practice .op-grade-card__section--profile {
    flex: 1 1 auto;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.8rem;
    padding-left: 1rem;
  }
  .online_practice .op-grade-card__grade-en {
    font-size: 0.8rem;
  }
  .online_practice .op-grade-card__grade-jp {
    font-size: 1.33rem;
  }
  .online_practice .op-grade-card__label {
    flex: 0 0 auto;
    font-size: 0.93rem;
    letter-spacing: 0.02em;
    text-align: center;
    color: rgba(255, 255, 255, 0.85);
  }
  .online_practice .op-grade-card__label--nickname {
    display: none;
  }
  .online_practice .op-grade-card__profile-row {
    gap: 0;
    justify-content: center;
    width: 100%;
  }
  .online_practice .op-grade-card__value {
    font-size: 1.13rem;
    flex: 1 1 auto;
    min-width: 0;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .online_practice .op-card-breadcrumbs {
    margin-top: 1.2rem;
  }
  .online_practice .online_practice.op .op-grade-card {
    margin-bottom: 0;
  }
  .online_practice .online_practice.op .op-card-breadcrumbs {
    margin-top: 0;
  }
  .online_practice .op-hero-card {
    gap: 1rem;
    justify-content: center;
    max-width: 400px;
    margin: 0 auto;
  }
  .online_practice .op-hero-card__image {
    flex: 0 0 90px;
  }
  .online_practice .op-hero-card__image img {
    width: 90px;
    height: 90px;
  }
  .online_practice .op-hero-card__text {
    max-width: 280px;
  }
  .online_practice .op-hero-card__bubble {
    padding: 1.8rem 2rem;
  }
  .online_practice .op-hero-card__bubble::before {
    left: -10px;
    border-width: 8px 10px 8px 0;
    border-color: transparent rgba(25, 91, 126, 0.16) transparent transparent;
  }
  .online_practice .op-hero-card__bubble::after {
    left: -8px;
    border-width: 6px 8px 6px 0;
    border-color: transparent #ffffff transparent transparent;
  }
  .online_practice .op-hero-card__title {
    font-size: 1.6rem;
  }
  .online_practice .op-hero-card__note {
    font-size: 1.2rem;
  }
  .online_practice .op-hero-card__note-wrap {
    justify-content: center;
  }
  .online_practice .group-list-lessons .lesson__inner {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }
  .online_practice .group-list-lessons .lesson__icon {
    flex: 0 0 56px;
    width: 56px;
    height: 56px;
  }
  .online_practice .group-list-lessons .lesson__icon img {
    max-width: 46px;
    max-height: 46px;
  }
  .online_practice .group-list-lessons .lesson__content {
    min-width: 0;
  }
  .online_practice .group-list-lessons .lesson__title,
  .online_practice .group-list-lessons .lesson__label {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .online_practice .group-list-lessons .lesson__chevron {
    flex: 0 0 auto;
    text-align: right;
  }
  .op-mobile-shortcut {
    padding: 1.2rem;
    background-color: #195B7E;
  }
  .op-mobile-shortcut .op-top-card {
    padding: 0;
    gap: 1.2rem;
  }
  #popup1 .modal-content {
    min-height: unset;
  }
  #popup1 .modal-content .teachers .teacher {
    min-width: 131px;
  }
}
.op-curriculum-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-bottom: 10px;
  padding: 0.67rem 0.8rem;
  min-height: 72px;
  text-align: center;
  background: linear-gradient(135deg, #156082 0%, #1a7a9e 100%);
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  border-radius: 1rem;
  text-decoration: none;
  box-shadow: 0 8px 0 #0d3f56;
  transition: all 0.15s ease;
  letter-spacing: 0.05em;
}
.op-curriculum-btn:hover {
  background: linear-gradient(135deg, #1a7a9e 0%, #156082 100%);
  color: #fff;
  text-decoration: none;
}
.op-curriculum-btn:active {
  box-shadow: 0 4px 0 #0d3f56;
  transform: translateY(4px);
}

.curriculum-lang-modal__content {
  background: #fff;
  border-radius: 16px;
  padding: 36px 32px;
  max-width: 420px;
  width: 90%;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  animation: curriculumModalFadeIn 0.2s ease;
}
.curriculum-lang-modal__close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  font-size: 28px;
  color: #999;
  cursor: pointer;
  line-height: 1;
  padding: 0;
}
.curriculum-lang-modal__close:hover {
  color: #333;
}
.curriculum-lang-modal__title {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  color: #1a1a1a;
  margin: 0 0 28px;
}
.curriculum-lang-modal__title small {
  font-size: 15px;
  font-weight: 400;
  color: #666;
}
.curriculum-lang-modal__buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
}
.curriculum-lang-modal__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-size: 18px;
  font-weight: 600;
  transition: all 0.15s ease;
  flex: 1;
  text-align: center;
}
.curriculum-lang-modal__btn--ja {
  background: #f0f4ff;
  color: #005BBB;
  border: 2px solid #005BBB;
}
.curriculum-lang-modal__btn--ja:hover {
  background: #005BBB;
  color: #fff;
  text-decoration: none;
}
.curriculum-lang-modal__btn--en {
  background: #fef5f0;
  color: #c0392b;
  border: 2px solid #c0392b;
}
.curriculum-lang-modal__btn--en:hover {
  background: #c0392b;
  color: #fff;
  text-decoration: none;
}
.curriculum-lang-modal__flag {
  font-size: 32px;
  line-height: 1;
}

.loading-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10001;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.loading-overlay.active {
  display: flex;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 5px solid rgba(255, 255, 255, 0.3);
  border-top: 5px solid #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}

.loading-text {
  color: #fff;
  font-size: 18px;
  margin-bottom: 15px;
}

@keyframes curriculumModalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@media (max-width: 480px) {
  .curriculum-lang-modal__content {
    padding: 28px 20px;
  }
  .curriculum-lang-modal__btn {
    padding: 16px 20px;
    font-size: 16px;
  }
  .curriculum-lang-modal__flag {
    font-size: 28px;
  }
}