:root {
  --oabt-purple: #6332ba;
  --oabt-teal: #078fa3;
  --oabt-orange: #f36b0d;
  --oabt-ink: #091633;
  --oabt-muted: #5c6380;
  --oabt-border: #e3e1eb;
}

header.header.oabt-site-header,
header.header.oabt-site-header.sticky,
header.header.oabt-site-header.sticky_menu_active {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  background: linear-gradient(90deg, #4b126f 0%, #6b278e 52%, #8b367b 100%);
  box-shadow: 0 5px 18px rgba(36, 13, 55, .14);
}

.oabt-campaign-page,
.oabt-campaign-page * { box-sizing: border-box; }

.oabt-campaign-page {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding-top: 72px;
  color: var(--oabt-ink);
  background-color: #fbfaff;
  background-image: url("../img/campaigns/oabt/oabt-page-pattern.svg");
  background-position: center 72px;
  background-repeat: no-repeat;
  background-size: 100% auto;
  font-family: Arial, Helvetica, sans-serif;
}

.oabt-hero {
  position: relative;
  z-index: 1;
  padding: 34px 20px 62px;
  text-align: center;
}

.oabt-hero .container { max-width: 1120px; }

.oabt-hero h1 {
  margin: 0;
  color: var(--oabt-ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(36px, 4vw, 50px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.035em;
  text-transform: none;
}

.oabt-hero p {
  margin: 13px auto 0;
  color: var(--oabt-muted);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.4;
}

.oabt-packages {
  position: relative;
  z-index: 2;
  padding: 0 0 76px;
}

.oabt-packages > .container {
  width: calc(100% - 80px);
  max-width: 1420px;
}

.oabt-package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
  align-items: stretch;
}

.oabt-package-grid.has-1-items {
  grid-template-columns: minmax(0, 430px);
  justify-content: center;
}

.oabt-package-grid.has-2-items {
  grid-template-columns: repeat(2, minmax(0, 430px));
  justify-content: center;
}

.oabt-package-card {
  --accent: var(--oabt-purple);
  --accent-rgb: 99, 50, 186;
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: visible;
  border: 1px solid var(--oabt-border);
  border-top: 2px solid var(--accent);
  border-radius: 16px;
  background: rgba(255, 255, 255, .97);
  box-shadow: 0 12px 28px rgba(31, 25, 66, .11);
  transition: box-shadow .18s ease, transform .18s ease;
}

.oabt-package-card:hover {
  box-shadow: 0 18px 38px rgba(31, 25, 66, .15);
  transform: translateY(-3px);
}

.oabt-package-card.is-academic {
  --accent: var(--oabt-teal);
  --accent-rgb: 7, 143, 163;
}

.oabt-package-card.is-full {
  --accent: var(--oabt-orange);
  --accent-rgb: 243, 107, 13;
  border-color: rgba(243, 107, 13, .78);
  box-shadow: 0 17px 38px rgba(204, 82, 0, .14);
}

.oabt-recommended {
  position: absolute;
  z-index: 5;
  top: -16px;
  left: 50%;
  display: inline-flex;
  min-width: 200px;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 23px;
  color: #fff;
  border-radius: 7px 7px 12px 12px;
  background: linear-gradient(180deg, #fc7d11 0%, #df5204 100%);
  box-shadow: 0 7px 14px rgba(216, 76, 0, .22);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .01em;
  text-transform: uppercase;
  transform: translateX(-50%);
  white-space: nowrap;
}

.oabt-package-head {
  padding: 23px 24px 10px;
  text-align: center;
}

.oabt-package-card.is-full .oabt-package-head { padding-top: 28px; }

.oabt-package-head h3 {
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: center;
  margin: 0;
  color: var(--oabt-ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 27px;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.025em;
  text-transform: none;
}

.oabt-type-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 7px;
  padding: 7px 14px;
  color: var(--accent);
  border: 1px solid rgba(var(--accent-rgb), .24);
  border-radius: 999px;
  background: rgba(var(--accent-rgb), .055);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
}

.oabt-package-media {
  position: relative;
  height: 220px;
  overflow: hidden;
  margin: 0 14px;
  border-radius: 10px;
  background: #f7f5fb;
}

.oabt-package-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.oabt-package-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 15px 20px 20px;
}

.oabt-course-count {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid rgba(var(--accent-rgb), .15);
  border-radius: 9px;
  background: rgba(var(--accent-rgb), .05);
}

.oabt-course-count > i {
  color: var(--accent);
  font-size: 23px;
}

.oabt-course-count strong {
  color: var(--accent);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.2;
}

.oabt-feature-list {
  display: grid;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.oabt-feature-list li {
  display: flex;
  min-height: 42px;
  align-items: center;
  gap: 11px;
  padding: 8px 4px;
  color: #252c43;
  border-bottom: 1px solid #e9e9ef;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.35;
}

.oabt-feature-list li > i {
  display: grid;
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  place-items: center;
  color: var(--accent);
  font-size: 21px;
}

.oabt-price {
  display: flex;
  min-height: 48px;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-top: 10px;
  padding: 12px 4px 2px;
  border-top: 1px solid #e9e9ef;
}

.oabt-price > span {
  color: #777b8e;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
}

.oabt-price > strong {
  color: var(--accent);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.oabt-price > strong small {
  font-size: 14px;
  font-weight: 700;
}

.oabt-card-actions {
  display: grid;
  gap: 10px;
  margin-top: auto;
  padding-top: 12px;
}

.oabt-detail-button,
.oabt-buy-button {
  display: flex;
  width: 100%;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 9px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  transition: background .18s ease, transform .18s ease;
}

.oabt-detail-button {
  color: var(--accent);
  border: 1.5px solid var(--accent);
  background: #fff;
  cursor: pointer;
}

.oabt-detail-button:hover { background: rgba(var(--accent-rgb), .05); }

.oabt-buy-button {
  color: #fff !important;
  border: 0;
  background: linear-gradient(135deg, var(--accent), rgba(var(--accent-rgb), .86));
  box-shadow: 0 7px 14px rgba(var(--accent-rgb), .17);
}

.oabt-buy-button:hover { color: #fff !important; transform: translateY(-1px); }
.oabt-buy-button.is-download { background: linear-gradient(135deg, #138d4b, #23ad64); }

.oabt-empty {
  display: grid;
  max-width: 680px;
  justify-items: center;
  gap: 6px;
  margin: 0 auto;
  padding: 35px;
  color: var(--oabt-ink);
  border: 1px dashed #cec7df;
  border-radius: 17px;
  background: rgba(255, 255, 255, .96);
  text-align: center;
}

.oabt-empty > i { color: var(--oabt-purple); font-size: 30px; }
.oabt-empty strong { font-size: 17px; }
.oabt-empty span { color: var(--oabt-muted); font-size: 13px; }

/* Kampanyalar 7: tek ÖABT Fen ve Teknoloji paketi */
.oabt-campaign-science .oabt-hero { padding-bottom: 46px; }
.oabt-campaign-science .oabt-packages > .container { max-width: 1180px; }

.oabt-package-grid.is-single-showcase { display: block; }

.oabt-single-package-card {
  --accent: #6332ba;
  --accent-rgb: 99, 50, 186;
  position: relative;
  display: grid;
  max-width: 1100px;
  min-height: 500px;
  grid-template-columns: minmax(360px, 43%) minmax(0, 57%);
  overflow: hidden;
  margin: 0 auto;
  border: 1px solid #ded9ea;
  border-top: 3px solid var(--accent);
  border-radius: 22px;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 22px 54px rgba(35, 21, 71, .15);
}

.oabt-single-visual {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 500px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 54px 28px 32px;
  border-right: 1px solid #e8e4ef;
  background:
    radial-gradient(circle at 20% 18%, rgba(243, 107, 13, .15), transparent 34%),
    linear-gradient(145deg, #f5f0fc 0%, #fbf9fe 52%, #f7f2fb 100%);
}

.oabt-single-visual::after {
  position: absolute;
  right: -72px;
  bottom: -78px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(99, 50, 186, .10);
  border-radius: 50%;
  content: "";
}

.oabt-single-visual img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: 470px;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 18px 38px rgba(31, 17, 59, .18);
}

.oabt-single-kicker {
  position: absolute;
  z-index: 3;
  top: 22px;
  left: 22px;
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 8px 15px;
  color: #fff;
  border-radius: 999px;
  background: linear-gradient(135deg, #6332ba, #8a3da7);
  box-shadow: 0 8px 17px rgba(99, 50, 186, .22);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .035em;
  text-transform: uppercase;
}

.oabt-single-content {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 38px 40px 34px;
}

.oabt-single-eyebrow {
  display: block;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .055em;
  text-transform: uppercase;
}

.oabt-single-content h2 {
  margin: 7px 0 0;
  color: var(--oabt-ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 35px;
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.035em;
  text-transform: none;
}

.oabt-single-content-types {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.oabt-single-content-types span {
  display: inline-flex;
  min-height: 35px;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  color: #563099;
  border: 1px solid rgba(99, 50, 186, .17);
  border-radius: 999px;
  background: rgba(99, 50, 186, .055);
  font-size: 13px;
  font-weight: 700;
}

.oabt-single-content-types span:nth-child(2) {
  color: #b84b04;
  border-color: rgba(243, 107, 13, .20);
  background: rgba(243, 107, 13, .065);
}

.oabt-single-content-types i { font-size: 16px; }

.oabt-single-course-count {
  display: flex;
  min-height: 68px;
  align-items: center;
  gap: 13px;
  margin-top: 20px;
  padding: 12px 15px;
  border: 1px solid rgba(99, 50, 186, .15);
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(99, 50, 186, .065), rgba(243, 107, 13, .035));
}

.oabt-single-course-count > i {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  place-items: center;
  color: #fff;
  border-radius: 11px;
  background: var(--accent);
  font-size: 19px;
}

.oabt-single-course-count div { display: grid; gap: 2px; }
.oabt-single-course-count strong { color: var(--oabt-ink); font-size: 18px; line-height: 1.2; }
.oabt-single-course-count span { color: var(--oabt-muted); font-size: 12px; line-height: 1.35; }

.oabt-single-feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px 16px;
  margin: 17px 0 0;
  padding: 0;
  list-style: none;
}

.oabt-single-feature-list li {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  gap: 8px;
  padding: 5px 0;
  color: #30354a;
  font-size: 13px;
  line-height: 1.4;
}

.oabt-single-feature-list li > i {
  flex: 0 0 auto;
  margin-top: 2px;
  color: var(--accent);
  font-size: 16px;
}

.oabt-single-purchase-row {
  display: grid;
  grid-template-columns: minmax(125px, .48fr) minmax(0, 1.52fr);
  align-items: end;
  gap: 18px;
  margin-top: auto;
  padding-top: 21px;
  border-top: 1px solid #e9e6ee;
}

.oabt-single-price { display: grid; gap: 4px; }
.oabt-single-price > span { color: #777b8e; font-size: 12px; font-weight: 600; }
.oabt-single-price > strong { color: var(--accent); font-size: 30px; font-weight: 700; line-height: 1; white-space: nowrap; }
.oabt-single-price > strong small { font-size: 14px; }

.oabt-single-actions {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.oabt-single-actions .oabt-detail-button,
.oabt-single-actions .oabt-buy-button { min-height: 50px; padding: 10px 13px; font-size: 14px; }

.oabt-content-modal.is-single-science {
  --accent: #6332ba;
  --accent-rgb: 99, 50, 186;
  --accent-end: #8b3ea1;
}

body.oabt-modal-open { overflow: hidden !important; }

/*
 * Paket detayi acikken sabit site katmanlarinin panelin ustune cikmasini
 * engeller. Ozellikle iOS Safari, cok buyuk z-index degerlerini ayni katmana
 * yuvarlayabildigi icin header ve destek balonlarini dogrudan gizliyoruz.
 */
body.oabt-modal-open header.header,
body.oabt-modal-open > iframe,
body.oabt-modal-open [id*="helpcrunch" i],
body.oabt-modal-open [class*="helpcrunch" i],
body.oabt-modal-open [id*="gleap" i],
body.oabt-modal-open [class*="gleap" i] {
  visibility: hidden !important;
  pointer-events: none !important;
}

.oabt-modal-backdrop {
  position: fixed;
  z-index: 2147483645;
  inset: 0;
  background: rgba(9, 5, 23, .68);
  backdrop-filter: blur(4px);
}

.oabt-content-modal {
  --accent: var(--oabt-purple);
  --accent-rgb: 99, 50, 186;
  --accent-end: #4f259a;
  position: fixed;
  z-index: 2147483646;
  top: 50%;
  left: 50%;
  display: flex;
  width: min(820px, calc(100vw - 40px));
  max-height: min(820px, calc(100dvh - 40px));
  flex-direction: column;
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 28px 90px rgba(8, 3, 22, .42);
  font-family: Arial, Helvetica, sans-serif;
  isolation: isolate;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -48%) scale(.98);
  visibility: hidden;
  transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
}

.oabt-content-modal.is-academic { --accent: var(--oabt-teal); --accent-rgb: 7, 143, 163; --accent-end: #057687; }
.oabt-content-modal.is-full { --accent: var(--oabt-orange); --accent-rgb: 243, 107, 13; --accent-end: #d55205; }

.oabt-content-modal.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
  visibility: visible;
  transition-delay: 0s;
}

.oabt-modal-head {
  position: relative;
  z-index: 3;
  display: flex;
  flex: 0 0 auto;
  min-height: 128px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px 20px;
  color: #fff;
  background-color: var(--accent);
  background-image: linear-gradient(135deg, var(--accent) 0%, var(--accent-end) 100%);
  isolation: isolate;
  overflow: hidden;
}

.oabt-modal-head::after {
  position: absolute;
  z-index: -1;
  top: -72px;
  right: 64px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: 50%;
  background: rgba(255, 255, 255, .035);
  content: "";
  pointer-events: none;
}

.oabt-modal-title { position: relative; z-index: 1; min-width: 0; flex: 1 1 auto; }
.oabt-modal-title span { display: block; margin-bottom: 4px; color: rgba(255, 255, 255, .8); font-size: 12px; font-weight: 700; }
.oabt-modal-title h2 { margin: 0; color: #fff; font-family: Arial, Helvetica, sans-serif; font-size: 24px; font-weight: 700; line-height: 1.25; text-transform: none; }
.oabt-modal-title strong { display: block; margin-top: 7px; color: #fff; font-size: 18px; }

.oabt-modal-close {
  position: relative;
  z-index: 2;
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .42);
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  cursor: pointer;
}

.oabt-modal-close:hover { background: rgba(255, 255, 255, .24); }

.oabt-modal-scroll {
  min-height: 0;
  flex: 1 1 auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 22px 24px 25px;
}

.oabt-modal-summary {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 10px 14px;
  color: var(--accent);
  border: 1px solid rgba(var(--accent-rgb), .18);
  border-radius: 10px;
  background: rgba(var(--accent-rgb), .055);
  font-size: 17px;
}

.oabt-modal-summary i { font-size: 22px; }

.oabt-modal-columns {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 24px;
}

.oabt-modal-columns section { min-width: 0; }
.oabt-modal-columns section h3 { margin: 0 0 11px; color: var(--oabt-ink); font-family: Arial, Helvetica, sans-serif; font-size: 17px; font-weight: 700; text-transform: none; }

.oabt-modal-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.oabt-modal-list li {
  display: flex;
  min-height: 43px;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  color: #34384a;
  border: 1px solid #e8e7ed;
  border-radius: 9px;
  background: #fafafd;
  font-size: 14px;
  line-height: 1.4;
}

.oabt-modal-list li > i { color: var(--accent); }

.oabt-modal-list.is-courses li > i {
  display: grid;
  width: 25px;
  height: 25px;
  flex: 0 0 25px;
  place-items: center;
  color: #fff;
  border-radius: 50%;
  background: var(--accent);
  font-size: 9px;
}

.oabt-modal-empty {
  margin: 0;
  padding: 16px;
  color: #77727f;
  border: 1px dashed #d7d2dc;
  border-radius: 9px;
  text-align: center;
  font-size: 13px;
}

.oabt-modal-foot {
  position: relative;
  z-index: 2;
  flex: 0 0 auto;
  padding: 15px 24px calc(15px + env(safe-area-inset-bottom));
  border-top: 1px solid #e7e4eb;
  background: #fff;
}

.oabt-modal-foot button,
.oabt-modal-foot a {
  display: flex;
  width: 100%;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff !important;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), rgba(var(--accent-rgb), .84));
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.oabt-modal-foot a.is-download { background: linear-gradient(135deg, #138d4b, #23ad64); }

@media (max-width: 1100px) {
  .oabt-packages > .container { width: calc(100% - 44px); }
  .oabt-package-grid.has-3-items { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .oabt-package-grid.has-3-items .oabt-package-card:last-child:nth-child(odd) { grid-column: 1 / -1; width: calc(50% - 15px); justify-self: center; }

  .oabt-single-package-card { grid-template-columns: minmax(320px, 40%) minmax(0, 60%); }
  .oabt-single-content { padding: 31px 30px 29px; }
  .oabt-single-content h2 { font-size: 31px; }
  .oabt-single-purchase-row { grid-template-columns: 1fr; gap: 13px; }
  .oabt-single-price { grid-template-columns: auto auto; align-items: end; justify-content: space-between; }
}

@media (max-width: 767px) {
  header.header.oabt-site-header,
  header.header.oabt-site-header.sticky,
  header.header.oabt-site-header.sticky_menu_active { padding: 15px 15px 5px; }

  .oabt-campaign-page {
    padding-top: 62px;
    background-position: center 62px;
    background-size: auto 620px;
  }

  .oabt-hero { padding: 27px 15px 45px; }
  .oabt-hero h1 { font-size: 34px; }
  .oabt-hero p { margin-top: 9px; font-size: 16px; }
  .oabt-packages { padding-bottom: 52px; }
  .oabt-packages > .container { width: calc(100% - 26px); }

  .oabt-package-grid,
  .oabt-package-grid.has-1-items,
  .oabt-package-grid.has-2-items,
  .oabt-package-grid.has-3-items { grid-template-columns: 1fr; gap: 28px; }

  .oabt-package-grid.has-3-items .oabt-package-card:last-child:nth-child(odd) { grid-column: auto; width: 100%; }
  .oabt-package-head { padding-right: 18px; padding-left: 18px; }
  .oabt-package-head h3 { min-height: 0; font-size: 24px; }
  .oabt-package-media { height: auto; aspect-ratio: 3 / 2; }
  .oabt-package-body { padding: 14px 17px 19px; }

  .oabt-campaign-science .oabt-hero { padding-bottom: 37px; }
  .oabt-single-package-card { display: block; min-height: 0; border-radius: 17px; }
  .oabt-single-visual { min-height: 0; aspect-ratio: 3 / 2; padding: 48px 18px 20px; border-right: 0; border-bottom: 1px solid #e8e4ef; }
  .oabt-single-visual img { max-height: 100%; object-fit: contain; border-radius: 11px; }
  .oabt-single-kicker { top: 14px; left: 14px; min-height: 30px; padding: 7px 12px; font-size: 11px; }
  .oabt-single-content { padding: 24px 20px 21px; }
  .oabt-single-content h2 { font-size: 27px; }
  .oabt-single-content-types { margin-top: 14px; }
  .oabt-single-content-types span { min-height: 32px; padding: 7px 10px; font-size: 11px; }
  .oabt-single-course-count { margin-top: 16px; }
  .oabt-single-feature-list { grid-template-columns: 1fr; gap: 2px; margin-top: 13px; }
  .oabt-single-purchase-row { margin-top: 16px; padding-top: 17px; }
  .oabt-single-actions { grid-template-columns: 1fr; }
  .oabt-single-actions .oabt-detail-button,
  .oabt-single-actions .oabt-buy-button { min-height: 48px; font-size: 15px; }

  .oabt-content-modal {
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100vh;
    height: 100dvh;
    max-height: none;
    border-radius: 0;
    opacity: 0;
    transform: translateY(18px);
  }

  .oabt-content-modal.is-open { opacity: 1; transform: translateY(0); }
  .oabt-modal-head {
    min-height: 0;
    padding: calc(14px + env(safe-area-inset-top)) 17px 15px;
  }
  .oabt-modal-title h2 { font-size: 20px; }
  .oabt-modal-title strong { font-size: 16px; }
  .oabt-modal-close { width: 40px; height: 40px; flex-basis: 40px; }
  .oabt-modal-scroll {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    padding: 17px 16px 24px;
  }
  .oabt-modal-columns { grid-template-columns: 1fr; gap: 23px; }
  .oabt-modal-foot {
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    box-shadow: 0 -8px 22px rgba(29, 24, 55, .09);
  }
}

@media (max-width: 390px) {
  .oabt-hero h1 { font-size: 30px; }
  .oabt-package-media { margin-right: 9px; margin-left: 9px; }
  .oabt-type-chip { font-size: 14px; }
  .oabt-price > strong { font-size: 23px; }
  .oabt-single-content { padding-right: 17px; padding-left: 17px; }
  .oabt-single-content h2 { font-size: 25px; }
  .oabt-single-course-count { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .oabt-package-card,
  .oabt-content-modal,
  .oabt-buy-button { transition: none; }
}