/* Differential Diagnosis — About Banner + Mission/Founder sections
   Load after the website's main stylesheet. */

.dd-about-banner {
  --dd-ink: var(--color-ink);
  --dd-navy: var(--color-navy);
  --dd-copy: var(--color-body);
  --dd-muted: var(--color-muted);
  --dd-blue: var(--color-blue);
  --dd-blue-deep: var(--color-blue-deep);
  --dd-red: var(--color-red);
  --dd-bg: var(--color-surface-alt);
  --dd-border: var(--alpha-navy-10);
  --dd-shadow: 0 14px 36px var(--alpha-navy-12);
  --dd-shadow-lg: 0 24px 54px var(--alpha-navy-15);
  position: relative;
  overflow: hidden;
  min-width: 320px;
  padding: clamp(36px, 4.2vw, 62px) 0 clamp(34px, 4.9vw, 58px);
  background-color: #f7f8fc;
  background-image: url("../images/about-banner-bg.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% 100%;
  font-family: "Poppins", "Segoe UI", Arial, sans-serif;
}

.dd-about-banner,
.dd-about-banner * ,
.dd-about-banner *::before,
.dd-about-banner *::after { box-sizing: border-box; }
.dd-about-banner img { display: block; max-width: 100%; }
.dd-about-banner .fi { display: inline-flex; align-items: center; justify-content: center; line-height: 1; }

.dd-about-banner__container {
  width: min(100% - clamp(30px, 8vw, 120px), 1460px);
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  gap: clamp(34px, 4.2vw, 76px);
  align-items: center;
}

.dd-about-banner__content { position: relative; z-index: 2; max-width: 670px; }

.dd-about-banner__eyebrow {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--dd-blue);
  text-transform: uppercase;
  font-size: clamp(12px, 0.95vw, 16px);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.dd-about-banner__dots {
  display: inline-flex;
  align-items: center;
}
.dd-about-banner__dots span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: block;
}
.dd-about-banner__dots span:first-child { background: var(--dd-red); }
.dd-about-banner__dots span:last-child {
  margin-left: -3px;
  background: var(--dd-blue);
}

.dd-about-banner__rule {
  display: flex;
  width: 58px;
  height: 3px;
  margin-top: 16px;
  overflow: hidden;
  border-radius: 999px;
}
.dd-about-banner__rule span:first-child { width: 34px; background: var(--dd-red); }
.dd-about-banner__rule span:last-child { flex: 1; background: var(--dd-blue); }

.dd-about-banner__title {
  margin: clamp(14px, 1.3vw, 18px) 0 0;
  display: flex;
  align-items: baseline;
  gap: 0.18em;
  color: var(--dd-navy);
  font-size: clamp(54px, 5vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

.dd-about-banner__title > span {
  display: inline-block;
  font-weight: 500;
}

.dd-about-banner__title > strong {
  display: inline-block;
  font-weight: 700;
  background: linear-gradient(90deg, #b50013 10%, #0d65d9 58%, #0877e8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.dd-about-banner__lead {
  margin: clamp(22px, 1.9vw, 28px) 0 0;
  color: var(--dd-copy);
  font-size: clamp(17px, 1.15vw, 18px);
  line-height: 1.62;
  font-weight: 400;
}

.dd-about-banner__cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(10px, 1vw, 16px);
  margin-top: clamp(30px, 3.2vw, 44px);
}

.dd-about-card {
  position: relative;
  min-height: 212px;
  padding: 18px 16px 20px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.96);
  box-shadow: 0 12px 28px rgba(34, 66, 117, 0.09);
  text-align: center;
}
.dd-about-card__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 14px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 28px;
}
.dd-about-card--red .dd-about-card__icon { color: var(--dd-red); background: #fff1f2; }
.dd-about-card--blue .dd-about-card__icon { color: var(--dd-blue); background: #eef5ff; }
.dd-about-card h2 {
  margin: 0;
  color: var(--dd-navy);
  font-size: clamp(15px, 0.95vw, 16px);
  line-height: 1.38;
  font-weight: 600;
}
.dd-about-card p {
  margin: 10px 0 0;
  color: #4e5d78;
  font-size: clamp(12px, 0.74vw, 12px);
  line-height: 1.56;
}
.dd-about-card__bar {
  position: absolute;
  left: 50%;
  bottom: 11px;
  transform: translateX(-50%);
  width: 50px;
  height: 4px;
  border-radius: 999px;
}
.dd-about-card--red .dd-about-card__bar { background: var(--dd-red); }
.dd-about-card--blue .dd-about-card__bar { background: var(--dd-blue); }

.dd-about-banner__media {
  position: relative;
  z-index: 2;
  width: min(100%, 660px);
  justify-self: end;
  padding-bottom: 44px;
}

.dd-about-banner__image-frame {
  position: relative;
  overflow: hidden;
  border: 4px solid rgba(255,255,255,0.98);
  border-radius: 34px;
  background: #ebf0f8;
  box-shadow: var(--dd-shadow-lg);
  aspect-ratio: 1.18 / 1;
}
.dd-about-banner__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.dd-about-banner__badge {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 82px;
  padding: 16px 24px;
  max-width: calc(100% - 34px);
  border-radius: 999px;
  border: 1px solid rgba(18, 55, 112, 0.08);
  background: rgba(255,255,255,0.98);
  box-shadow: 0 14px 30px rgba(33, 72, 131, 0.14);
  white-space: nowrap;
}

.dd-about-banner__avatars {
  display: block;
  width: 150px;
  height: auto;
  flex: 0 0 auto;
  object-fit: contain;
  margin-inline: 2px 4px;
}

.dd-about-banner__badge-check {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  flex: 0 0 28px;
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-facebook);
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
}

.dd-about-banner__badge-copy {
  color: var(--dd-navy);
  font-size: clamp(18px, 1.2vw, 20px);
  line-height: 1.2;
  font-weight: 500;
}

.dd-about-banner__badge-copy strong {
  font-weight: 800;
}

/* Keep the complete abstract background visible at every breakpoint. */
@media (min-width: 1500px) {
  .dd-about-banner {
    padding-top: 52px;
    padding-bottom: 64px;
    background-size: 100% 100%;
  }

  .dd-about-banner__container {
    width: min(100% - 88px, 1520px);
    grid-template-columns: minmax(0, 690px) minmax(580px, 700px);
    gap: 74px;
  }

  .dd-about-banner__content { max-width: 690px; }
  .dd-about-banner__lead { max-width: 660px; }
  .dd-about-banner__cards { gap: 14px; }
  .dd-about-card { min-height: 214px; padding-inline: 18px; }
  .dd-about-banner__media { width: min(100%, 690px); }
}

@media (max-width: 1240px) {
  .dd-about-banner__container {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.88fr);
    gap: 34px;
  }

  .dd-about-banner__title { font-size: clamp(50px, 4.8vw, 68px); }
  .dd-about-banner__lead { font-size: 15.5px; line-height: 1.66; }
  .dd-about-banner__cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dd-about-card { min-height: 188px; }
  .dd-about-banner__media { width: min(100%, 560px); }
  .dd-about-banner__badge { min-height: 72px; padding: 12px 18px; }
  .dd-about-banner__avatars { width: 134px; }
  .dd-about-banner__badge-copy { font-size: 17px; }
}

@media (max-width: 980px) {
  .dd-about-banner {
    padding-top: 40px;
    padding-bottom: 48px;
    background-position: center center;
  }

  .dd-about-banner__container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .dd-about-banner__content {
    max-width: 760px;
    margin-inline: auto;
  }

  .dd-about-banner__media {
    justify-self: center;
    width: min(100%, 680px);
  }
}

@media (max-width: 767px) {
  .dd-about-banner {
    padding: 34px 0 42px;
    background-position: center center;
    background-size: 100% 100%;
  }

  .dd-about-banner__container {
    width: min(100% - 28px, 640px);
    gap: 28px;
  }

  .dd-about-banner__title {
    font-size: clamp(42px, 15vw, 58px);
    line-height: 1.02;
    gap: 0.16em;
  }

  .dd-about-banner__lead {
    margin-top: 18px;
    font-size: 15px;
    line-height: 1.72;
  }

  .dd-about-banner__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 24px;
  }

  .dd-about-card {
    min-height: 182px;
    padding: 16px 14px 18px;
    border-radius: 16px;
  }

  .dd-about-card__icon {
    width: 52px;
    height: 52px;
    font-size: 24px;
    margin-bottom: 12px;
  }

  .dd-about-card h2 { font-size: 14px; }
  .dd-about-card p { font-size: 11.5px; }

  .dd-about-banner__media {
    width: min(100%, 560px);
    padding-bottom: 36px;
  }

  .dd-about-banner__image-frame {
    border-width: 3px;
    border-radius: 24px;
    aspect-ratio: 1.08 / 1;
  }

  .dd-about-banner__badge {
    gap: 8px;
    min-height: 60px;
    padding: 10px 14px;
    max-width: calc(100% - 18px);
  }
  .dd-about-banner__avatars {
    width: 112px;
    margin-inline: 0;
  }
  .dd-about-banner__badge-check { width: 24px; height: 24px; flex-basis: 24px; font-size: 20px; }
  .dd-about-banner__badge-copy { font-size: 14px; }
}

@media (max-width: 540px) {
  .dd-about-banner__container { width: min(100% - 22px, 460px); }
  .dd-about-banner__title { font-size: clamp(38px, 14vw, 50px); }
  .dd-about-banner__lead { font-size: 14px; line-height: 1.68; }
  .dd-about-banner__cards { grid-template-columns: 1fr; }
  .dd-about-card {
    min-height: auto;
    padding-bottom: 22px;
  }
  .dd-about-banner__media { width: 100%; }
  .dd-about-banner__badge {
    min-height: 56px;
    padding: 10px 12px;
    gap: 7px;
  }
  .dd-about-banner__badge-copy { font-size: 13px; }
}

@media (max-width: 390px) {
  .dd-about-banner__eyebrow { font-size: 11px; }
  .dd-about-banner__rule { width: 52px; margin-top: 14px; }
  .dd-about-banner__lead { font-size: 13.5px; }
  .dd-about-banner__badge-copy { font-size: 12.5px; }
  .dd-about-banner__badge-check { width: 22px; height: 22px; flex-basis: 22px; font-size: 18px; }
}

/* Differential Diagnosis — Mission / Founder section
   Load after the main website stylesheet. */

.dd-mission {
  --dd-mission-navy: var(--color-navy);
  --dd-mission-ink: var(--color-ink);
  --dd-mission-copy: var(--color-body);
  --dd-mission-blue: var(--color-blue);
  --dd-mission-blue-deep: var(--color-blue-deep);
  --dd-mission-red: var(--color-red);
  --dd-mission-border: var(--alpha-navy-10);
  --dd-mission-shadow: 0 22px 56px var(--alpha-navy-12);
  position: relative;
  min-width: 320px;
  overflow: hidden;
  padding: clamp(58px, 6vw, 96px) 0 clamp(70px, 7vw, 112px);
  background: linear-gradient(180deg, #fbfcff 0%, #ffffff 100%);
  color: var(--dd-mission-ink);
  font-family: "Poppins", "Segoe UI", Arial, sans-serif;
}

.dd-mission,
.dd-mission *,
.dd-mission *::before,
.dd-mission *::after { box-sizing: border-box; }

.dd-mission img { display: block; max-width: 100%; }
.dd-mission a { color: inherit; text-decoration: none; }
.dd-mission .fi { display: inline-flex; align-items: center; justify-content: center; line-height: 1; }

.dd-mission__container {
  width: min(100% - clamp(32px, 7vw, 112px), 1460px);
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(360px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(48px, 5.8vw, 96px);
  align-items: center;
}

.dd-mission__visual {
  position: relative;
  min-height: 760px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 56px 0 74px;
}

.dd-mission__image-frame {
  position: relative;
  z-index: 2;
  width: min(100%, 470px);
  aspect-ratio: 0.66 / 1;
  overflow: hidden;
  border: 4px solid #fff;
  border-radius: 26px;
  background: #eaf0f8;
  box-shadow: 0 22px 50px rgba(39, 67, 118, 0.16);
}

.dd-mission__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% center;
}

.dd-mission__dots {
  position: absolute;
  z-index: 1;
  width: 104px;
  height: 104px;
  background-image: radial-gradient(circle, rgba(8, 120, 237, 0.55) 2.2px, transparent 2.4px);
  background-size: 20px 20px;
}

.dd-mission__dots--top {
  top: 12px;
  left: -8px;
}

.dd-mission__dots--bottom {
  right: 18px;
  bottom: 4px;
}

.dd-mission__student-badge {
  position: absolute;
  z-index: 4;
  left: 54px;
  bottom: 36px;
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 286px;
  padding: 18px 24px;
  border: 1px solid rgba(29, 72, 139, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 34px rgba(39, 67, 118, 0.15);
}

.dd-mission__student-icon {
  flex: 0 0 70px;
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--dd-mission-blue-deep);
  background: #eef4ff;
  font-size: 34px;
}

.dd-mission__student-copy {
  display: grid;
  gap: 2px;
  color: var(--dd-mission-navy);
  line-height: 1.15;
}

.dd-mission__student-copy strong {
  color: #0f59cf;
  font-size: clamp(31px, 2.1vw, 36px);
  font-weight: 700;
}

.dd-mission__student-copy span {
  font-size: clamp(17px, 1.1vw, 19px);
  font-weight: 600;
}

.dd-mission__card {
  position: relative;
  padding: clamp(42px, 4.4vw, 68px) clamp(38px, 5vw, 78px) clamp(38px, 4vw, 62px);
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--dd-mission-shadow);
}

.dd-mission__mission-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.dd-mission__mission-icon {
  width: 78px;
  height: 78px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 38px;
}

.dd-mission__mission-icon {
  color: var(--dd-mission-blue-deep);
  background: #edf3ff;
}





.dd-mission__mission-content h2,
.dd-mission__founder-heading h2 {
  margin: 0;
  color: var(--dd-mission-navy);
  text-transform: uppercase;
  letter-spacing: -0.025em;
  font-weight: 700;
}

.dd-mission__mission-content h2 {
  font-size: clamp(26px, 2.05vw, 34px);
  line-height: 1.1;
}

.dd-mission__founder-heading h2 {
  text-transform: none;
  font-size: clamp(34px, 2.55vw, 44px);
  line-height: 1.08;
}

.dd-mission__red-rule {
  display: block;
  width: 58px;
  height: 3px;
  margin-top: 18px;
  border-radius: 999px;
  background: var(--dd-mission-red);
}

.dd-mission__mission-content p {
  margin: 27px 0 0;
  color: var(--dd-mission-copy);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.65;
}

.dd-mission__divider {
  width: 100%;
  height: 1px;
  margin: clamp(36px, 3.5vw, 54px) 0 clamp(34px, 3.1vw, 48px);
  background: rgba(28, 65, 127, 0.15);
}

.dd-mission__dual-rule {
  display: flex;
  gap: 5px;
  width: 88px;
  height: 4px;
  margin-top: 20px;
}
.dd-mission__dual-rule span:first-child {
  width: 52px;
  border-radius: 999px;
  background: var(--dd-mission-red);
}
.dd-mission__dual-rule span:last-child {
  flex: 1;
  border-radius: 999px;
  background: var(--dd-mission-blue-deep);
}

.dd-mission__bio {
  margin-left: 102px;
  margin-top: 28px;
}

.dd-mission__bio h3 {
  margin: 0;
  color: #0d54c7;
  font-size: clamp(18px, 1.25vw, 21px);
  line-height: 1.35;
  font-weight: 600;
}

.dd-mission__role {
  margin: 4px 0 0 !important;
  color: var(--dd-mission-navy) !important;
  font-size: clamp(16px, 1.08vw, 18px) !important;
  line-height: 1.45 !important;
  font-weight: 600 !important;
}

.dd-mission__bio p {
  margin: 24px 0 0;
  color: #25344f;
  font-size: clamp(14px, 0.95vw, 15.5px);
  line-height: 1.72;
  font-weight: 400;
}

.dd-mission__social {
  margin: 38px 0 0 102px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.dd-mission__social a {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 2px solid rgba(8, 120, 237, 0.28);
  border-radius: 50%;
  color: var(--dd-mission-blue-deep);
  background: #fff;
  font-size: 21px;
  transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.dd-mission__social a:hover,
.dd-mission__social a:focus-visible {
  transform: translateY(-2px);
  color: #fff;
  border-color: var(--dd-mission-blue);
  background: var(--dd-mission-blue);
  outline: none;
}

@media (min-width: 1500px) {
  .dd-mission__container {
    width: min(100% - 96px, 1540px);
    grid-template-columns: minmax(450px, 520px) minmax(0, 900px);
    gap: 80px;
  }

  .dd-mission__visual { min-height: 820px; }
  .dd-mission__image-frame { width: 500px; }
  .dd-mission__card { padding: 64px 80px 58px; }
}

@media (min-width: 1920px) {
  .dd-mission__container { max-width: 1600px; }
  .dd-mission__image-frame { width: 520px; }
  .dd-mission__visual { min-height: 850px; }
}

@media (max-width: 1240px) {
  .dd-mission__container {
    grid-template-columns: minmax(330px, 0.68fr) minmax(0, 1.32fr);
    gap: 44px;
  }

  .dd-mission__visual { min-height: 680px; }
  .dd-mission__image-frame { width: min(100%, 420px); }
  .dd-mission__student-badge { left: 28px; min-width: 250px; }
  .dd-mission__student-icon { flex-basis: 58px; width: 58px; height: 58px; font-size: 28px; }
  .dd-mission__card { padding: 42px 40px; }
  .dd-mission__mission-row { grid-template-columns: 66px minmax(0, 1fr); gap: 20px; }
  .dd-mission__mission-icon { width: 66px; height: 66px; font-size: 31px; }
  .dd-mission__bio,
  .dd-mission__social { margin-left: 86px; }
}

@media (max-width: 980px) {
  .dd-mission__container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .dd-mission__visual {
    min-height: 0;
    width: min(100%, 650px);
    margin-inline: auto;
    padding: 52px 0 72px;
  }

  .dd-mission__image-frame { width: min(100%, 520px); }
  .dd-mission__dots--bottom { right: 40px; }
  .dd-mission__card { width: min(100%, 860px); margin-inline: auto; }
}

@media (max-width: 720px) {
  .dd-mission {
    padding: 42px 0 58px;
  }

  .dd-mission__container {
    width: min(100% - 28px, 620px);
    gap: 30px;
  }

  .dd-mission__visual {
    padding: 44px 0 62px;
  }

  .dd-mission__image-frame {
    width: 100%;
    aspect-ratio: 0.78 / 1;
    border-width: 3px;
    border-radius: 22px;
  }

  .dd-mission__dots {
    width: 82px;
    height: 82px;
    background-size: 16px 16px;
  }

  .dd-mission__student-badge {
    left: 18px;
    bottom: 26px;
    gap: 12px;
    min-width: 220px;
    padding: 13px 16px;
    border-radius: 15px;
  }

  .dd-mission__student-icon {
    flex-basis: 52px;
    width: 52px;
    height: 52px;
    font-size: 25px;
  }

  .dd-mission__student-copy strong { font-size: 27px; }
  .dd-mission__student-copy span { font-size: 15px; }

  .dd-mission__card {
    padding: 28px 22px 30px;
    border-radius: 22px;
  }

  .dd-mission__mission-row {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
  }

  .dd-mission__mission-icon {
    width: 58px;
    height: 58px;
    font-size: 27px;
  }

  .dd-mission__mission-content h2 { font-size: 25px; }
  .dd-mission__founder-heading h2 { font-size: 31px; }
  .dd-mission__mission-content p { margin-top: 18px; font-size: 14px; }

  .dd-mission__divider { margin: 28px 0; }
  .dd-mission__bio { margin: 24px 0 0; }
  .dd-mission__bio h3 { font-size: 18px; }
  .dd-mission__role { font-size: 15px !important; }
  .dd-mission__bio p { margin-top: 19px; font-size: 13.5px; line-height: 1.68; }
  .dd-mission__social { margin: 30px 0 0; gap: 10px; }
  .dd-mission__social a { width: 43px; height: 43px; font-size: 18px; }
}

@media (max-width: 420px) {
  .dd-mission__container { width: min(100% - 20px, 390px); }
  .dd-mission__image-frame { aspect-ratio: 0.82 / 1; }
  .dd-mission__student-badge { left: 10px; min-width: 208px; }
  .dd-mission__mission-row { grid-template-columns: 52px minmax(0, 1fr); gap: 13px; }
  .dd-mission__mission-icon { width: 52px; height: 52px; font-size: 24px; }
  .dd-mission__founder-heading h2 { font-size: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  .dd-mission__social a { transition: none; }
}


/* Differential Diagnosis — What Makes Us Different */
.dd-difference {
  --dd-diff-navy: var(--color-navy);
  --dd-diff-copy: var(--color-body);
  --dd-diff-blue: var(--color-blue-deep);
  --dd-diff-red: var(--color-red);
  --dd-diff-line: var(--alpha-navy-20);
  position: relative;
  min-width: 320px;
  overflow: hidden;
  padding: clamp(68px, 6.8vw, 108px) 0 clamp(32px, 4vw, 58px);
  background-color: #fbfcff;
  background-image: url("../images/what-makes-us-different-bg.png");
  background-repeat: no-repeat;
  background-position: left bottom 120px;
  background-size: 100% auto;
  color: var(--dd-diff-navy);
  font-family: "Poppins", "Segoe UI", Arial, sans-serif;
}

.dd-difference,
.dd-difference *,
.dd-difference *::before,
.dd-difference *::after { box-sizing: border-box; }
.dd-difference .fi { display: inline-flex; align-items: center; justify-content: center; line-height: 1; }

.dd-difference__container {
  width: min(100% - clamp(34px, 7vw, 112px), 1480px);
  margin-inline: auto;
}

.dd-difference__layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.45fr);
  gap: clamp(46px, 6vw, 104px);
  align-items: start;
}

.dd-difference__intro {
  position: relative;
  padding: clamp(62px, 6vw, 92px) 0 130px;
}

.dd-difference__eyebrow {
  margin: 0;
  color: var(--dd-diff-red);
  font-size: clamp(18px, 1.35vw, 23px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.dd-difference__eyebrow-line {
  display: block;
  width: 64px;
  height: 4px;
  margin-top: 20px;
  border-radius: 999px;
  background: var(--dd-diff-red);
}

.dd-difference__title {
  margin: clamp(30px, 3vw, 46px) 0 0;
  color: var(--dd-diff-navy);
  font-size: clamp(56px, 5.6vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 700;
}

.dd-difference__title span {
  color: var(--dd-diff-red);
}

.dd-difference__dual-line {
  display: flex;
  gap: 5px;
  width: 142px;
  height: 4px;
  margin-top: clamp(32px, 3.4vw, 48px);
}
.dd-difference__dual-line span:first-child {
  width: 75px;
  border-radius: 999px;
  background: var(--dd-diff-red);
}
.dd-difference__dual-line span:last-child {
  flex: 1;
  border-radius: 999px;
  background: var(--dd-diff-blue);
}

.dd-difference__summary {
  max-width: 470px;
  margin: clamp(30px, 3vw, 45px) 0 0;
  color: var(--dd-diff-copy);
  font-size: clamp(17px, 1.25vw, 21px);
  line-height: 1.72;
  font-weight: 400;
}

.dd-difference__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid rgba(48, 86, 148, 0.08);
}

.dd-difference__item {
  display: grid;
  grid-template-columns: 66px 2px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  min-height: 106px;
  padding: 19px 0 19px 38px;
  border-bottom: 1px solid var(--dd-diff-line);
}
.dd-difference__item:last-child { border-bottom: 0; }

.dd-difference__number {
  align-self: start;
  padding-top: 2px;
  font-size: clamp(38px, 2.7vw, 44px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.04em;
}
.dd-difference__item--red .dd-difference__number { color: var(--dd-diff-red); }
.dd-difference__item--blue .dd-difference__number { color: var(--dd-diff-blue); }

.dd-difference__marker {
  width: 2px;
  height: 66px;
  align-self: center;
  border-radius: 999px;
}
.dd-difference__item--red .dd-difference__marker { background: rgba(224, 32, 40, 0.35); }
.dd-difference__item--blue .dd-difference__marker { background: rgba(13, 97, 216, 0.35); }

.dd-difference__copy h3 {
  margin: 0;
  color: var(--dd-diff-navy);
  font-size: clamp(17px, 1.2vw, 20px);
  line-height: 1.42;
  font-weight: 600;
}

.dd-difference__copy p {
  margin: 3px 0 0;
  color: var(--dd-diff-copy);
  font-size: clamp(15px, 1.02vw, 17px);
  line-height: 1.5;
  font-weight: 400;
}

.dd-difference__note {
  position: relative;
  min-height: 124px;
  margin-top: clamp(34px, 4vw, 60px);
  padding: 20px clamp(80px, 7vw, 120px) 20px 34px;
  display: grid;
  grid-template-columns: 92px 2px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.92);
  border-radius: 22px;
  background: linear-gradient(90deg, rgba(240,245,255,0.96), rgba(252,253,255,0.98));
  box-shadow: 0 14px 36px rgba(39, 67, 118, 0.09);
}

.dd-difference__note-icon {
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--dd-diff-blue);
  background: #fff;
  box-shadow: 0 8px 22px rgba(42, 74, 132, 0.14);
  font-size: 47px;
}

.dd-difference__note-divider {
  width: 2px;
  height: 86px;
  border-radius: 999px;
  background: rgba(13, 97, 216, 0.25);
}

.dd-difference__note p {
  margin: 0;
  color: var(--dd-diff-copy);
  font-size: clamp(17px, 1.22vw, 21px);
  line-height: 1.48;
  font-weight: 400;
}
.dd-difference__note strong {
  color: #0d4fc2;
  font-weight: 700;
}

.dd-difference__note-dots {
  position: absolute;
  right: 28px;
  top: 50%;
  width: 74px;
  height: 74px;
  transform: translateY(-50%);
  opacity: 0.45;
  background-image: radial-gradient(circle, rgba(13, 97, 216, 0.46) 2px, transparent 2.2px);
  background-size: 17px 17px;
}

@media (min-width: 1500px) {
  .dd-difference__container {
    width: min(100% - 96px, 1540px);
  }

  .dd-difference__layout {
    grid-template-columns: minmax(430px, 0.72fr) minmax(0, 1.48fr);
    gap: 90px;
  }

  .dd-difference__intro { padding-top: 82px; }
  .dd-difference__item { min-height: 112px; }
}

@media (min-width: 1920px) {
  .dd-difference__container { max-width: 1600px; }
  .dd-difference { background-position: left bottom 130px; }
}

@media (max-width: 1240px) {
  .dd-difference__layout {
    grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
    gap: 52px;
  }

  .dd-difference__intro { padding-top: 54px; }
  .dd-difference__title { font-size: clamp(52px, 5.4vw, 70px); }
  .dd-difference__item {
    grid-template-columns: 56px 2px minmax(0, 1fr);
    gap: 22px;
    padding-left: 26px;
  }
  .dd-difference__number { font-size: 36px; }
  .dd-difference__copy h3 { font-size: 17px; }
  .dd-difference__copy p { font-size: 14.5px; }
}

@media (max-width: 980px) {
  .dd-difference {
    padding-top: 56px;
    background-position: left bottom 120px;
  }

  .dd-difference__layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .dd-difference__intro {
    max-width: 680px;
    padding: 0 0 76px;
  }

  .dd-difference__summary { max-width: 650px; }
  .dd-difference__list { border-left: 0; }
  .dd-difference__item { padding-left: 0; }
  .dd-difference__note { margin-top: 36px; }
}

@media (max-width: 720px) {
  .dd-difference {
    padding: 46px 0 34px;
    background-position: left bottom 135px;
    background-size: auto 430px;
  }

  .dd-difference__container {
    width: min(100% - 28px, 620px);
  }

  .dd-difference__intro { padding-bottom: 54px; }
  .dd-difference__eyebrow { font-size: 17px; }
  .dd-difference__eyebrow-line { width: 58px; height: 3px; margin-top: 16px; }
  .dd-difference__title {
    margin-top: 27px;
    font-size: clamp(48px, 14vw, 62px);
    line-height: 1.02;
  }
  .dd-difference__dual-line { margin-top: 28px; }
  .dd-difference__summary { margin-top: 26px; font-size: 16px; }

  .dd-difference__item {
    grid-template-columns: 48px 2px minmax(0, 1fr);
    gap: 16px;
    min-height: 0;
    padding: 19px 0;
  }
  .dd-difference__number { font-size: 31px; }
  .dd-difference__marker { height: 54px; }
  .dd-difference__copy h3 { font-size: 15px; line-height: 1.42; }
  .dd-difference__copy p { font-size: 13.5px; line-height: 1.5; }

  .dd-difference__note {
    grid-template-columns: 66px 2px minmax(0, 1fr);
    gap: 18px;
    min-height: 0;
    padding: 18px 22px;
    border-radius: 18px;
  }
  .dd-difference__note-icon { width: 60px; height: 60px; font-size: 34px; }
  .dd-difference__note-divider { height: 70px; }
  .dd-difference__note p { font-size: 14px; line-height: 1.52; }
  .dd-difference__note-dots { display: none; }
}

@media (max-width: 470px) {
  .dd-difference__container { width: min(100% - 20px, 430px); }
  .dd-difference__title { font-size: clamp(43px, 13.7vw, 56px); }
  .dd-difference__item {
    grid-template-columns: 42px 2px minmax(0, 1fr);
    gap: 12px;
  }
  .dd-difference__number { font-size: 27px; }
  .dd-difference__copy h3 { font-size: 14px; }
  .dd-difference__copy p { font-size: 12.8px; }
  .dd-difference__note {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
  }
  .dd-difference__note-icon { width: 52px; height: 52px; font-size: 29px; }
  .dd-difference__note-divider { display: none; }
  .dd-difference__note p { font-size: 13px; }
}

/* WordPress integration: align the About page with the website grid. */
.dd-about-banner__container,
.dd-mission__container,
.dd-difference__container {
  width: min(calc(100% - clamp(36px, 6vw, 96px)), 1368px);
}

.dd-about-banner__title {
  font-size: clamp(46px, 4.45vw, 72px);
  line-height: 1;
}

.dd-mission {
  overflow: visible;
  padding: clamp(52px, 4.5vw, 76px) 0;
}

.dd-mission__container {
  grid-template-columns: minmax(340px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(38px, 4.3vw, 68px);
  align-items: start;
}

.dd-mission__visual {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  min-height: 0;
  padding: 24px 0 62px;
  align-self: start;
}

.dd-mission__image-frame {
  width: min(100%, 460px);
  aspect-ratio: 0.76 / 1;
}

.dd-mission__student-badge {
  left: clamp(18px, 3vw, 44px);
  bottom: 18px;
}

.dd-mission__card {
  padding: clamp(34px, 3.2vw, 50px);
}

.dd-mission__founder-heading,
.dd-mission__bio,
.dd-mission__social {
  margin-left: 0;
}

.dd-mission__founder-heading h2 {
  font-size: clamp(30px, 2.35vw, 40px);
  line-height: 1.12;
}

.dd-mission__bio {
  margin-top: 24px;
}

.dd-mission__bio p {
  margin-top: 18px;
}

.dd-mission__social {
  margin-top: 30px;
}

.dd-difference {
  padding-top: clamp(54px, 5vw, 80px);
}

.dd-difference__layout {
  grid-template-columns: minmax(300px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(40px, 5vw, 72px);
}

.dd-difference__intro {
  padding: clamp(34px, 3vw, 50px) 0 70px;
}

.dd-difference__title {
  font-size: clamp(48px, 4.8vw, 72px);
  line-height: 1;
}

@media (max-width: 1080px) {
  .dd-about-banner__container,
  .dd-mission__container,
  .dd-difference__container {
    width: min(calc(100% - 48px), 960px);
  }

  .dd-mission__container {
    grid-template-columns: minmax(290px, 0.7fr) minmax(0, 1.3fr);
    gap: 34px;
  }

  .dd-mission__visual {
    position: sticky;
    top: calc(var(--header-height) + 20px);
    width: 100%;
    padding: 18px 0 54px;
  }

  .dd-mission__image-frame {
    width: 100%;
  }

  .dd-mission__card {
    width: 100%;
    padding: 34px 30px;
  }

  .dd-mission__mission-row {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
  }

  .dd-mission__mission-icon {
    width: 58px;
    height: 58px;
    font-size: 27px;
  }

  .dd-mission__mission-content h2 {
    font-size: clamp(24px, 3vw, 30px);
  }

  .dd-mission__founder-heading h2 {
    font-size: clamp(28px, 3.4vw, 36px);
  }
}

@media (max-width: 900px) {
  .dd-mission {
    overflow: hidden;
  }

  .dd-mission__container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .dd-mission__visual {
    position: relative;
    top: auto;
    width: min(100%, 620px);
    margin-inline: auto;
    padding: 30px 0 58px;
  }

  .dd-mission__image-frame {
    width: min(100%, 500px);
    margin-inline: auto;
  }

  .dd-mission__card {
    width: min(100%, 760px);
    margin-inline: auto;
  }

  .dd-difference__layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .dd-difference__intro {
    max-width: 680px;
    padding: 0 0 46px;
  }
}

@media (max-width: 720px) {
  .dd-about-banner__container,
  .dd-mission__container,
  .dd-difference__container {
    width: min(calc(100% - 28px), 620px);
  }

  .dd-about-banner__title {
    font-size: clamp(40px, 13vw, 54px);
    white-space: normal;
  }

  .dd-mission {
    padding: 38px 0 50px;
  }

  .dd-mission__visual {
    padding-top: 20px;
  }

  .dd-mission__card {
    padding: 26px 20px 28px;
  }

  .dd-mission__founder-heading h2 {
    font-size: clamp(26px, 8vw, 32px);
  }

  .dd-difference__title {
    font-size: clamp(42px, 13vw, 58px);
  }
}

@media (max-width: 420px) {
  .dd-about-banner__container,
  .dd-mission__container,
  .dd-difference__container {
    width: min(calc(100% - 20px), 390px);
  }

  .dd-mission__mission-row {
    grid-template-columns: 50px minmax(0, 1fr);
    gap: 12px;
  }

  .dd-mission__mission-icon {
    width: 50px;
    height: 50px;
    font-size: 23px;
  }
}



/* v7 refinement: lighter typography, no founder icon, cleaner responsive alignment */
.dd-about-banner__badge {
  gap: clamp(9px, 0.8vw, 13px);
  padding-inline: clamp(16px, 1.6vw, 24px);
}

.dd-about-banner__badge-copy {
  font-weight: 500;
}

.dd-about-card h2 {
  font-weight: 600;
}

.dd-mission__mission-content h2,
.dd-mission__founder-heading h2 {
  font-weight: 700;
}

.dd-mission__founder-heading {
  display: block;
  margin-left: 102px;
}

.dd-mission__bio h3 {
  font-weight: 600;
}

.dd-mission__role {
  font-weight: 600 !important;
}

.dd-mission__bio p,
.dd-difference__summary,
.dd-difference__copy p,
.dd-difference__note p {
  font-weight: 400;
}

.dd-difference__eyebrow,
.dd-difference__copy h3,
.dd-difference__note strong {
  font-weight: 600;
}

.dd-difference__title,
.dd-difference__number {
  font-weight: 700;
}

@media (max-width: 1240px) {
  .dd-mission__founder-heading,
  .dd-mission__bio,
  .dd-mission__social {
    margin-left: 86px;
  }
}

@media (max-width: 1080px) {
  .dd-mission__container {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .dd-mission__visual {
    min-height: 0;
    width: min(100%, 620px);
    margin-inline: auto;
    padding: 50px 0 70px;
  }

  .dd-mission__image-frame {
    width: min(100%, 500px);
    margin-inline: auto;
  }

  .dd-mission__card {
    width: min(100%, 860px);
    margin-inline: auto;
  }
}

@media (max-width: 720px) {
  .dd-mission__founder-heading,
  .dd-mission__bio,
  .dd-mission__social {
    margin-left: 0;
  }

  .dd-mission__founder-heading h2 {
    font-size: clamp(27px, 8vw, 32px);
    line-height: 1.12;
  }

  .dd-mission__bio {
    margin-top: 22px;
  }

  .dd-mission__card {
    padding: 27px 21px 29px;
  }

  .dd-mission__mission-row {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 14px;
  }

  .dd-mission__mission-icon {
    width: 54px;
    height: 54px;
    font-size: 25px;
  }

  .dd-mission__social {
    justify-content: flex-start;
  }
}

@media (max-width: 470px) {
  .dd-about-banner__badge {
    gap: 7px;
    padding-inline: 11px;
  }

  .dd-about-banner__avatars {
    width: 104px;
    margin-inline: 0;
  }

  .dd-about-banner__badge-check {
    width: 22px;
    height: 22px;
    flex-basis: 22px;
    font-size: 19px;
  }
}

/* Final cascade lock for the integrated WordPress layout. */
.dd-mission__founder-heading,
.dd-mission__bio,
.dd-mission__social {
  margin-left: 0;
}

@media (max-width: 1080px) {
  .dd-mission__visual {
    position: relative;
    top: auto;
  }
}