.ad-hero {
  max-width: 1500px;
  margin: auto;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 4rem;
  align-items: center;
}
.ad-hero h1 {
  font-size: clamp(3rem, 6vw, 6.2rem);
  line-height: 1.02;
  letter-spacing: -0.06em;
  margin: 0.8rem 0 1.4rem;
}
.ad-hero h1 em {
  font-style: normal;
  color: #00a99d;
}
.ad-lead {
  max-width: 780px;
  font-size: 1.12rem;
  line-height: 1.8;
  color: #52636b;
}
.ad-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1.6rem;
}
.ad-principle {
  min-height: 460px;
  background: #102f43;
  color: #fff;
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}
.ad-principle span {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #547084;
  font: 600 0.75rem "IBM Plex Mono";
}
.ad-principle strong {
  grid-column: 1/-1;
  display: flex;
  align-items: end;
  font-size: 2rem;
  line-height: 1.2;
  color: #34d6ca;
}
.ad-evidence {
  background: #e8f0ef;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding: 0 max(2rem, calc((100vw - 1436px) / 2));
}
.ad-evidence div {
  padding: 2rem;
  background: #f5f8f7;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
}
.ad-evidence strong {
  font-size: 3rem;
  color: #00a99d;
}
.ad-evidence span {
  line-height: 1.55;
}
.ad-evidence > p {
  grid-column: 1/-1;
  margin: 0.8rem 0 1.4rem;
  color: #64747b;
  font-size: 0.78rem;
}
.ad-fit,
.ad-content,
.ad-convert {
  max-width: 1436px;
  margin: auto;
  padding: 4rem 2rem;
}
.ad-fit h2,
.ad-content h2,
.ad-convert h2 {
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  letter-spacing: -0.045em;
  line-height: 1.1;
}
.ad-fit > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}
.ad-fit button {
  border: 1px solid #bcc8cb;
  background: #fff;
  padding: 1.2rem;
  text-align: left;
  font: 700 1rem "Be Vietnam Pro";
  cursor: pointer;
}
.ad-fit button:hover {
  background: #102f43;
  color: #fff;
}
.ad-content {
  background: #eef3f2;
  max-width: none;
  padding-left: max(2rem, calc((100vw - 1436px) / 2));
  padding-right: max(2rem, calc((100vw - 1436px) / 2));
}
.ad-content-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: end;
}
.ad-content-head h2 {
  margin: 0.6rem 0;
}
.ad-content form {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.45rem;
}
.ad-content input {
  height: 50px;
  border: 1px solid #aebbc0;
  padding: 0 1rem;
  font: inherit;
}
.ad-content form button {
  border: 1px solid #102f43;
  background: #102f43;
  color: #fff;
  padding: 0 1rem;
  font-weight: 700;
}
.ad-content #ad-clear {
  background: #fff;
  color: #102f43;
}
.ad-tabs {
  display: flex;
  flex-wrap: wrap;
  margin: 1.5rem 0;
  border-left: 1px solid #c4ced1;
  border-top: 1px solid #c4ced1;
}
.ad-tabs button {
  padding: 0.8rem 1rem;
  border: 0;
  border-right: 1px solid #c4ced1;
  border-bottom: 1px solid #c4ced1;
  background: #fff;
  font-weight: 700;
}
.ad-tabs button.active {
  background: #102f43;
  color: #fff;
}
.ad-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.ad-card {
  background: #fff;
  border: 1px solid #c4ced1;
  display: flex;
  flex-direction: column;
}
.ad-card-image {
  aspect-ratio: 16/10;
  background: #dfe7e6;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ad-card-image > strong {
  font: 700 clamp(2rem, 5vw, 4rem) "IBM Plex Mono";
  color: #0d384d;
  letter-spacing: 0.08em;
}
.ad-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ad-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.ad-card small {
  font: 600 0.7rem "IBM Plex Mono";
  color: #008f86;
}
.ad-card h3 {
  font-size: 1.25rem;
  line-height: 1.35;
}
.ad-card p {
  color: #5d6d74;
  line-height: 1.65;
}
.ad-card a {
  font-weight: 800;
  margin-top: auto;
}
.ad-convert {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}
.ad-convert > div:last-child {
  display: grid;
  gap: 0.7rem;
}
.ad-convert #contact-phone {
  font-weight: 800;
  text-align: center;
  padding: 1rem;
}
.ad-article {
  max-width: 980px;
  margin: auto;
  padding: 4rem 2rem 7rem;
}
.ad-article h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}
.ad-article-lead {
  font-size: 1.18rem;
  line-height: 1.8;
  color: #52636b;
}
.ad-article-cover {
  width: 100%;
  height: auto;
  margin: 1.5rem 0;
}
.ad-rich {
  font-size: 1.02rem;
  line-height: 1.85;
}
.ad-rich img {
  max-width: 100%;
  height: auto;
}
.ad-rich table {
  width: 100%;
  border-collapse: collapse;
}
.ad-rich th,
.ad-rich td {
  border: 1px solid #bcc8cb;
  padding: 0.65rem;
}
.ad-video {
  aspect-ratio: 16/9;
  margin-top: 2rem;
}
.ad-video iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.ad-article-cta {
  margin-top: 2rem;
}
.ad-source-note {
  margin-top: 3rem;
  padding: 1.2rem;
  background: #eef3f2;
  border-left: 4px solid #00a99d;
}
.ad-source-note p {
  margin: 0.4rem 0;
}
@media (max-width: 950px) {
  .ad-hero,
  .ad-content-head,
  .ad-convert {
    grid-template-columns: 1fr;
  }
  .ad-principle {
    min-height: 300px;
  }
  .ad-evidence {
    grid-template-columns: 1fr;
  }
  .ad-evidence > p {
    grid-column: auto;
  }
  .ad-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 620px) {
  .ad-hero,
  .ad-fit,
  .ad-convert {
    padding: 2.5rem 1rem;
  }
  .ad-content {
    padding: 2.5rem 1rem;
  }
  .ad-fit > div,
  .ad-grid {
    grid-template-columns: 1fr;
  }
  .ad-content form {
    grid-template-columns: 1fr 1fr;
  }
  .ad-content input {
    grid-column: 1/-1;
  }
  .ad-evidence {
    padding: 0 1rem;
  }
}

/* V25.1 — bố cục tuyển sinh theo phong cách trang tin tức */
.ad-hero {
  max-width: 1436px;
  padding: 4.5rem 2rem 3.5rem;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}
.ad-hero h1 {
  font-size: clamp(3rem, 5.3vw, 5.6rem);
  line-height: 1.01;
  margin: 0.9rem 0 0;
}
.ad-hero-copy {
  border-left: 1px solid #c5d0d2;
  padding: 1.1rem 0 0.35rem clamp(2rem, 5vw, 5rem);
}
.ad-hero-copy h2 {
  margin: 0 0 1.2rem;
  font-size: clamp(1.65rem, 2.5vw, 2.6rem);
  line-height: 1.22;
  letter-spacing: -0.035em;
}
.ad-lead {
  font-size: 1rem;
  line-height: 1.75;
}
.ad-hot {
  max-width: 1436px;
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
  display: grid;
  grid-template-columns: 0.28fr 0.72fr;
  gap: 2rem;
  align-items: stretch;
}
.ad-hot-head {
  padding: 1.7rem;
  background: #102f43;
  color: #fff;
}
.ad-hot-head h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
  margin: 1rem 0;
}
.ad-hot-head p:last-child {
  color: #c8d7dc;
  line-height: 1.65;
}
.ad-hot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}
.ad-hot-card {
  min-width: 0;
  background: #eef3f2;
  border: 1px solid #ccd6d8;
  display: flex;
  flex-direction: column;
}
.ad-hot-card > div {
  padding: 1rem;
  display: flex;
  flex: 1;
  flex-direction: column;
}
.ad-hot-image {
  aspect-ratio: 16/9;
  background: #dfe8e7;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.ad-hot-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ad-hot-image strong {
  font: 700 2rem "IBM Plex Mono";
  color: #0d384d;
}
.ad-hot-card small {
  color: #008f86;
  font: 600 0.72rem "IBM Plex Mono";
}
.ad-hot-card h3 {
  font-size: 1.08rem;
  line-height: 1.38;
  margin: 0.55rem 0;
}
.ad-hot-card p {
  color: #5d6d74;
  font-size: 0.9rem;
  line-height: 1.55;
}
.ad-hot-link {
  margin-top: auto;
  font-weight: 800;
}
.ad-library {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  align-items: start;
}
.ad-sidebar {
  background: #fff;
  border: 1px solid #c4ced1;
}
.ad-sidebar h3 {
  margin: 0;
  padding: 1rem 1.15rem;
  background: #102f43;
  color: #fff;
  font-size: 1.1rem;
}
.ad-tabs {
  display: grid;
  margin: 0;
  border: 0;
}
.ad-tabs button {
  min-height: 58px;
  padding: 0.85rem 2.2rem 0.85rem 1rem;
  border: 0;
  border-bottom: 1px solid #c4ced1;
  font: 600 0.95rem "Be Vietnam Pro";
  text-align: left;
  cursor: pointer;
  position: relative;
}
.ad-tabs button:last-child {
  border-bottom: 0;
}
.ad-tabs button::after {
  content: "›";
  position: absolute;
  right: 1rem;
  color: #839298;
}
.ad-tabs button.active::after {
  color: #37d5ca;
}
@media (max-width: 950px) {
  .ad-hero {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .ad-hero-copy {
    border-left: 0;
    border-top: 1px solid #c5d0d2;
    padding: 1.5rem 0 0;
  }
  .ad-hot {
    grid-template-columns: 1fr;
  }
  .ad-hot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ad-library {
    grid-template-columns: 240px minmax(0, 1fr);
  }
}
@media (max-width: 700px) {
  .ad-hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.7rem 1rem;
  }
  .ad-hero-copy {
    border-left: 0;
    border-top: 1px solid #c5d0d2;
    padding: 1.5rem 0 0;
  }
  .ad-hot {
    padding: 1rem 1rem 2.7rem;
  }
  .ad-hot-grid,
  .ad-library {
    grid-template-columns: 1fr;
  }
  .ad-sidebar h3 {
    cursor: default;
  }
}

/* V25.2 — banner ngang và trang tin tức có menu bên trái */
.ad-banner {
  max-width: 1436px;
  min-height: 360px;
  margin: 0 auto;
  padding: clamp(2.5rem, 5vw, 5rem);
  background:
    linear-gradient(100deg, rgba(9, 38, 55, 0.98) 0 58%, rgba(9, 38, 55, 0.78)),
    radial-gradient(circle at 84% 38%, #15b8ad 0 2px, transparent 3px),
    #102f43;
  color: #fff;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3rem;
  align-items: end;
}
.ad-banner h1 {
  max-width: 900px;
  margin: 0.8rem 0 1rem;
  font-size: clamp(3rem, 5.6vw, 5.7rem);
  line-height: 1.01;
  letter-spacing: -0.06em;
}
.ad-banner h1 em {
  color: #34d6ca;
  font-style: normal;
}
.ad-banner p:not(.eyebrow) {
  max-width: 720px;
  margin: 0;
  color: #d6e4e8;
  font-size: 1.1rem;
  line-height: 1.7;
}
.ad-banner-actions {
  display: grid;
  min-width: 240px;
  gap: 0.7rem;
}
.ad-banner .button.secondary {
  color: #fff;
  border-color: #8da6b2;
}
.ad-news-layout {
  max-width: 1436px;
  margin: 0 auto;
  padding: 4rem 2rem 5rem;
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
}
.ad-news-layout > .ad-sidebar {
  position: sticky;
  top: 1rem;
  background: #fff;
  border: 0;
}
.ad-news-layout > .ad-sidebar h2 {
  margin: 0 0 1.5rem;
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}
.ad-news-layout .ad-tabs {
  border: 0;
}
.ad-news-layout .ad-tabs button {
  min-height: 64px;
  padding: 0.85rem 1rem;
  background: #fff;
  color: #07131c;
  border-bottom: 1px solid #d4dddf;
  font-size: 1rem;
  font-weight: 500;
}
.ad-news-layout .ad-tabs button::after {
  display: none;
}
.ad-news-layout .ad-tabs button.active {
  margin-top: -1px;
  color: #07131c;
  background: #fff;
  border: 2px solid #07131c;
}
.ad-news-main {
  min-width: 0;
}
.ad-news-main .ad-hot {
  max-width: none;
  margin: 0;
  padding: 0 0 3.5rem;
  display: block;
}
.ad-section-title {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  gap: 2rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid #bdc9cc;
}
.ad-section-title h2 {
  margin: 0.55rem 0 0;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}
.ad-section-title > p {
  margin: 0;
  color: #5d6d74;
  line-height: 1.7;
}
.ad-news-main .ad-hot-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.ad-news-main .ad-content {
  max-width: none;
  margin: 0;
  padding: 0;
  background: transparent;
}
.ad-news-main .ad-content-head {
  padding-top: 2.5rem;
  border-top: 5px solid #00a99d;
}
.ad-news-main .ad-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (max-width: 1050px) {
  .ad-banner {
    grid-template-columns: 1fr;
  }
  .ad-banner-actions {
    display: flex;
    flex-wrap: wrap;
  }
  .ad-news-layout {
    grid-template-columns: 245px minmax(0, 1fr);
    gap: 2rem;
  }
  .ad-news-main .ad-hot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 760px) {
  .ad-banner {
    min-height: 0;
    padding: 2.7rem 1rem;
  }
  .ad-banner h1 {
    font-size: clamp(2.7rem, 13vw, 4rem);
  }
  .ad-news-layout {
    padding: 2.7rem 1rem;
    grid-template-columns: 1fr;
  }
  .ad-news-layout > .ad-sidebar {
    position: static;
  }
  .ad-news-layout .ad-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid #d4dddf;
    border-left: 1px solid #d4dddf;
  }
  .ad-news-layout .ad-tabs button,
  .ad-news-layout .ad-tabs button.active {
    margin: 0;
    border: 0;
    border-right: 1px solid #d4dddf;
    border-bottom: 1px solid #d4dddf;
  }
  .ad-news-layout .ad-tabs button.active {
    box-shadow: inset 0 0 0 2px #07131c;
  }
  .ad-section-title,
  .ad-content-head {
    grid-template-columns: 1fr;
  }
  .ad-news-main .ad-hot-grid,
  .ad-news-main .ad-grid {
    grid-template-columns: 1fr;
  }
}

/* V25.4 — lớp bố cục độc lập, tránh xung đột với CSS các phiên bản cũ */
.ad-v254-shell {
  width: 100% !important;
  max-width: 1436px !important;
  margin: 0 auto !important;
  padding: 1.2rem 2rem 5rem !important;
  display: grid !important;
  grid-template-columns: 275px minmax(0, 1fr) !important;
  gap: 1.25rem !important;
  align-items: start !important;
}
.ad-v254-menu {
  display: block !important;
  width: 275px !important;
  min-width: 0 !important;
  grid-column: 1 !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: #07131c !important;
  background: #fff !important;
  z-index: 2 !important;
}
.ad-v254-menu h2 {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: #07131c !important;
}
.ad-v254-menu .ad-tabs {
  display: grid !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100% !important;
}
.ad-v254-menu .ad-tabs button {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 100% !important;
  color: #07131c !important;
  background: #fff !important;
}
.ad-v254-menu .ad-tabs button.active {
  color: #07131c !important;
  background: #fff !important;
  border: 2px solid #07131c !important;
}
.ad-v254-content {
  display: block !important;
  width: 100% !important;
  min-width: 0 !important;
  grid-column: 2 !important;
}
.ad-v254-content [hidden] {
  display: none !important;
}
@media (max-width: 760px) {
  .ad-v254-shell {
    padding: 1rem 1rem 3rem !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }
  .ad-v254-menu,
  .ad-v254-content {
    width: 100% !important;
    grid-column: 1 !important;
  }
}

/* V25.3 — khung hiển thị nội dung và Hỏi đáp tuyển sinh */
.ad-news-layout {
  padding-top: 1.2rem;
  grid-template-columns: 275px minmax(0, 1fr);
  gap: 1.25rem;
}
.ad-news-layout > .ad-sidebar {
  position: static;
  padding: 0 0.2rem;
}
.ad-news-layout > .ad-sidebar h2 {
  margin: 0 0 0.65rem;
  font-size: 1.5rem;
  line-height: 1.25;
}
.ad-news-main {
  min-height: 620px;
  padding: clamp(1.2rem, 2.5vw, 2.2rem);
  border: 4px solid #07131c;
  background: #fff;
}
.ad-news-layout .ad-tabs button {
  min-height: 58px;
}
.ad-news-layout .ad-tabs button.active {
  border: 2px solid #07131c;
  border-radius: 3px;
}
.ad-qa-head {
  max-width: 760px;
  padding-bottom: 1.5rem;
}
.ad-qa-head h2,
.ad-previous-questions h2 {
  margin: 0.65rem 0 0.8rem;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.045em;
}
.ad-qa-head > p:last-child {
  color: #5d6d74;
  line-height: 1.7;
}
.ad-question-form {
  padding: clamp(1rem, 2.5vw, 2rem);
  background: #eef3f2;
  border-top: 5px solid #00a99d;
}
.ad-question-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.ad-question-form label {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
  font-weight: 700;
}
.ad-question-form input,
.ad-question-form select,
.ad-question-form textarea {
  width: 100%;
  border: 1px solid #aebbc0;
  background: #fff;
  padding: 0.85rem;
  font: inherit;
}
.ad-question-form input {
  min-height: 50px;
}
.ad-question-form select {
  min-height: 50px;
}
.ad-question-form textarea {
  resize: vertical;
  line-height: 1.6;
}
.ad-question-form button:disabled {
  opacity: 0.6;
}
#ad-question-message {
  margin: 0.8rem 0 0;
  font-weight: 700;
}
.ad-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}
.ad-previous-questions {
  margin-top: 3rem;
}
.ad-previous-questions h2 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}
.ad-question-item {
  border-top: 1px solid #bdc9cc;
}
.ad-question-item:last-child {
  border-bottom: 1px solid #bdc9cc;
}
.ad-question-item summary {
  padding: 1.15rem 2.5rem 1.15rem 0;
  list-style: none;
  position: relative;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
}
.ad-question-item summary::-webkit-details-marker {
  display: none;
}
.ad-question-item summary::after {
  content: "+";
  position: absolute;
  right: 0.4rem;
  top: 1rem;
  font-size: 1.4rem;
}
.ad-question-item[open] summary::after {
  content: "−";
}
.ad-question-item > div {
  padding: 0 2rem 1.3rem 0;
  color: #4f6068;
  line-height: 1.75;
}
.ad-question-item small {
  color: #7a898f;
}
.ad-question-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 760px) {
  .ad-news-layout {
    padding-top: 1rem;
    grid-template-columns: 1fr;
  }
  .ad-news-main {
    min-height: 0;
    padding: 1rem;
    border-width: 2px;
  }
  .ad-question-fields,
  .ad-question-contact {
    grid-template-columns: 1fr;
  }
}

/* V25.6 — menu và vùng tin cùng một khối để không bị JS/CSS tách rời */
.ad-v254-shell {
  display: block !important;
  width: 100% !important;
  max-width: 1436px !important;
  padding: 1.2rem 2rem 5rem !important;
}
.ad-v256-inner {
  width: 100% !important;
  display: grid !important;
  grid-template-columns: 275px minmax(0, 1fr) !important;
  gap: 1.25rem !important;
  align-items: start !important;
}
.ad-v256-inner > .ad-v254-menu {
  display: block !important;
  grid-column: 1 !important;
  width: 275px !important;
}
.ad-v256-inner > .ad-v254-content {
  display: block !important;
  grid-column: 2 !important;
  width: 100% !important;
  min-width: 0 !important;
}
.ad-dialog {
  width: min(640px, calc(100% - 2rem));
  max-height: calc(100vh - 2rem);
  overflow: auto;
  padding: 0;
  border: 0;
  color: #07131c;
  background: #fff;
  box-shadow: 0 24px 80px rgba(7, 19, 28, 0.35);
}
.ad-dialog::backdrop {
  background: rgba(7, 19, 28, 0.72);
  backdrop-filter: blur(3px);
}
.ad-dialog-head {
  padding: 2rem 2rem 1rem;
}
.ad-dialog-head h2 {
  margin: 0.6rem 0;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}
.ad-dialog-head > p:last-child {
  color: #5d6d74;
  line-height: 1.65;
}
.ad-dialog .ad-question-form {
  margin: 0;
}
.ad-dialog-close-form {
  position: sticky;
  z-index: 3;
  top: 0;
  height: 0;
  text-align: right;
}
.ad-dialog-close-form button {
  width: 44px;
  height: 44px;
  margin: 0.7rem 0.7rem 0 0;
  border: 1px solid #8fa0a7;
  background: #fff;
  color: #07131c;
  font-size: 1.6rem;
  cursor: pointer;
}
#openlab-message {
  font-weight: 700;
}
@media (max-width: 760px) {
  .ad-v254-shell {
    padding: 1rem 1rem 3rem !important;
  }
  .ad-v256-inner {
    grid-template-columns: minmax(0, 1fr) !important;
  }
  .ad-v256-inner > .ad-v254-menu,
  .ad-v256-inner > .ad-v254-content {
    grid-column: 1 !important;
    width: 100% !important;
  }
  .ad-dialog-head {
    padding: 1.5rem 1rem 0.8rem;
  }
}