/* ===== Đăng ký 88new ===== */
.page-register {
  background: #0B1A33;
  color: #F3F8FF;
  font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
  overflow-x: hidden;
}

/* HERO */
.page-register__hero-section {
  padding: 10px 16px 32px;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.page-register__hero-image {
  width: 100%;
}
.page-register__hero-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 17 / 4;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(14, 24, 49, 0.5);
  display: block;
}
.page-register__hero-content {
  text-align: center;
}
.page-register__hero-title {
  color: #F3F8FF;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.6px;
  margin: 0 0 10px;
  font-size: clamp(22px, 4vw, 40px);
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
}
.page-register__hero-subtitle {
  color: #AFC4E8;
  font-size: 16px;
  line-height: 1.7;
  max-width: 750px;
  margin: 0 auto 22px;
}
.page-register__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  align-items: center;
}
.page-register__btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  transition: all .25s ease;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}
.page-register__btn--primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: #F3F8FF;
  border-color: rgba(79, 168, 255, 0.4);
}
.page-register__btn--primary:hover {
  box-shadow: 0 4px 18px rgba(43, 115, 246, 0.45);
  transform: translateY(-1px);
}
.page-register__btn--secondary {
  background: rgba(16, 35, 63, 0.8);
  color: #AFC4E8;
  border: 1px solid #244D84;
}
.page-register__btn--secondary:hover {
  background: #10233F;
  color: #F3F8FF;
  border-color: #4FA8FF;
}

/* LOGO GRID */
.page-register__logo-section {
  padding: 12px 16px 40px;
}
.page-register__logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.page-register__logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 260px;
  background: rgba(16, 35, 63, 0.5);
  border: 1px solid #1B3357;
  border-radius: 14px;
  padding: 18px 12px;
  transition: border-color .3s ease;
}
.page-register__logo-item:hover {
  border-color: #4FA8FF;
}
.page-register__logo-image {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
}
.page-register__logo-cta {
  padding: 9px 18px;
  border-radius: 999px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: #F3F8FF;
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid rgba(79, 168, 255, 0.4);
  transition: all .25s ease;
  display: inline-block;
  max-width: 100%;
  box-sizing: border-box;
}
.page-register__logo-cta:hover {
  box-shadow: 0 4px 14px rgba(43, 115, 246, 0.5);
  transform: translateY(-1px);
}
.page-register__logo-item:nth-child(5) { grid-column: 2; }
.page-register__logo-item:nth-child(6) { grid-column: 3; }

/* GUIDE */
.page-register__guide-section {
  padding: 10px 16px 48px;
}
.page-register__guide-inner {
  max-width: 1000px;
  margin: 0 auto;
}
.page-register__guide-title {
  text-align: center;
  color: #4FA8FF;
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
}
.page-register__guide-intro {
  text-align: center;
  color: #AFC4E8;
  font-size: 16px;
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto 32px;
}
.page-register__guide-steps {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.page-register__guide-step {
  background: #10233F;
  border: 1px solid #244D84;
  border-radius: 16px;
  padding: 24px;
}
.page-register__guide-step-number {
  font-size: 24px;
  font-weight: 800;
  color: #F2C14E;
  margin-bottom: 6px;
  letter-spacing: 1px;
}
.page-register__guide-step-title {
  color: #F3F8FF;
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 10px;
}
.page-register__guide-step p {
  color: #AFC4E8;
  line-height: 1.65;
  margin: 0 0 16px;
}
.page-register__guide-figure img {
  width: 100%;
  max-width: 800px;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  margin: 0 auto;
}
.page-register__guide-note {
  background: rgba(16, 35, 63, 0.6);
  border: 1px solid #1B3357;
  border-left: 4px solid #F2C14E;
  border-radius: 12px;
  padding: 20px 22px;
  margin: 28px 0 20px;
}
.page-register__guide-note-title {
  color: #F2C14E;
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 10px;
}
.page-register__guide-list {
  margin: 0 0 12px;
  padding-left: 20px;
  color: #AFC4E8;
  line-height: 1.7;
}
.page-register__guide-text {
  color: #AFC4E8;
  line-height: 1.6;
  margin: 0;
}
.page-register__guide-text a {
  color: #4FA8FF;
  font-weight: 600;
  text-decoration: underline;
}
.page-register__guide-text a:hover {
  color: #F3F8FF;
}

/* FAQ Details */
.page-register__guide-detail-item {
  background: #10233F;
  border: 1px solid #244D84;
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
}
.page-register__guide-detail-summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  color: #F3F8FF;
  font-weight: 600;
  user-select: none;
  gap: 12px;
  font-size: 15px;
  line-height: 1.4;
}
.page-register__guide-detail-summary::-webkit-details-marker {
  display: none;
}
.page-register__guide-detail-icon {
  background: #244D84;
  color: #F3F8FF;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  flex-shrink: 0;
}
.page-register__guide-detail-content {
  padding: 0 18px 16px;
  color: #AFC4E8;
  line-height: 1.65;
  margin: 0;
}

/* ===== Tablet / Laptop nhỏ ===== */
@media (max-width: 1024px) {
  .page-register__hero-section {
    padding: 10px 16px 28px;
  }
  .page-register__hero-image img {
    aspect-ratio: 17 / 5;
  }
  .page-register__logo-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .page-register__logo-item:nth-child(5),
  .page-register__logo-item:nth-child(6) {
    grid-column: auto;
  }
}

/* ===== Mobile ===== */
@media (max-width: 768px) {
  .page-register__hero-section {
    padding-top: 8px;
  }
  .page-register__hero-image img {
    aspect-ratio: 2 / 1;
    border-radius: 12px;
  }
  .page-register__hero-title {
    font-size: 22px;
  }
  .page-register__hero-subtitle {
    font-size: 14px;
  }
  .page-register__btn {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    white-space: normal;
    word-wrap: break-word;
  }
  .page-register__hero-actions {
    gap: 10px;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
  }
  .page-register__logo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .page-register__logo-item {
    padding: 14px 8px;
  }
  .page-register__logo-item:nth-child(5),
  .page-register__logo-item:nth-child(6) {
    grid-column: auto;
  }
  .page-register__logo-cta {
    white-space: normal;
    word-break: break-word;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    text-align: center;
    font-size: 12px;
    padding: 8px 10px;
  }
  .page-register__guide-section {
    padding: 10px 12px 36px;
  }
  .page-register__guide-title {
    font-size: 22px;
  }
  .page-register__guide-step {
    padding: 16px;
  }
  .page-register__guide-figure img {
    aspect-ratio: 16 / 9;
  }
  .page-register img {
    max-width: 100% !important;
    height: auto !important;
  }
}