:root {
  --color-primary: #C61F1F;
  --color-secondary: #E53030;
  --color-button-gradient-start: #FFB04A;
  --color-button-gradient-end: #D86A14;
  --color-card-bg: #2A1212;
  --color-background-main: #140C0C;
  --color-text-main: #FFF1E8;
  --color-border: #6A1E1E;
  --color-gold: #F3C54D;
  --color-deep-red: #7E0D0D;

  /* Default text colors based on background brightness */
  --text-on-dark: #FFF1E8;
  --text-on-light: #333333; /* Fallback for light sections */
}

/* General page styles for .page-khuynmi scope */
.page-khuynmi {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-on-dark); /* Default for dark body background */
  background: var(--color-background-main); /* Explicitly set for dark theme */
}

.page-khuynmi__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-khuynmi__heading {
  font-size: 3em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 30px;
  color: var(--text-on-dark); /* Default for dark sections */
  line-height: 1.2;
}

.page-khuynmi__heading--white {
  color: var(--text-on-dark);
}

.page-khuynmi__subtitle {
  font-size: 1.2em;
  text-align: center;
  margin-bottom: 40px;
  color: rgba(255, 241, 232, 0.8);
}

.page-khuynmi__subtitle--white {
  color: rgba(255, 241, 232, 0.8);
}

.page-khuynmi__card {
  background: var(--color-card-bg);
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  color: var(--text-on-dark);
  border: 1px solid var(--color-border);
}

.page-khuynmi__card-title {
  font-size: 1.5em;
  font-weight: bold;
  margin-top: 0;
  margin-bottom: 15px;
  color: var(--color-gold);
}

/* Hero Section */
.page-khuynmi__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background: var(--color-background-main);
  overflow: hidden;
}

.page-khuynmi__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%; /* Ensure full width within max-width */
}

.page-khuynmi__hero-image {
  width: 100%;
  margin-bottom: 30px;
  position: relative;
  z-index: 1;
}

.page-khuynmi__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  border: 2px solid var(--color-gold);
}

.page-khuynmi__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-khuynmi__hero-content h1 {
  font-size: clamp(2.5em, 5vw, 3.8em); /* Responsive font size */
  font-weight: 900;
  color: var(--color-gold);
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
  line-height: 1.2;
}

.page-khuynmi__hero-content p {
  font-size: 1.25em;
  color: var(--text-on-dark);
  max-width: 800px;
  margin: 0 auto 30px auto;
  text-shadow: 0 0 8px rgba(0, 0, 0, 0.6);
}

.page-khuynmi__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
  color: #ffffff;
  text-decoration: none;
  border-radius: 30px;
  font-size: 1.2em;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
  border: none;
  cursor: pointer;
  max-width: 100%; /* Ensure responsive behavior */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuynmi__cta-button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
  opacity: 0.9;
}

/* Introduction Section */
.page-khuynmi__introduction {
  padding: 80px 0;
  background: var(--color-background-main); /* Dark background */
  color: var(--text-on-dark);
}

.page-khuynmi__introduction p {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: rgba(255, 241, 232, 0.9);
}

/* Promotion Categories Section */
.page-khuynmi__promotion-categories {
  padding: 80px 0;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuynmi__category-card {
  text-align: center;
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 280px;
}

.page-khuynmi__category-card p {
  font-size: 1em;
  color: rgba(255, 241, 232, 0.7);
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Featured Promotions Section */
.page-khuynmi__featured-promotions {
  padding: 80px 0;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.page-khuynmi__promo-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  text-align: left;
}

.page-khuynmi__promo-card img {
  width: 100%;
  height: 250px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--color-border);
}

.page-khuynmi__promo-content {
  padding: 0 10px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-khuynmi__promo-content h3 {
  font-size: 1.4em;
  margin-bottom: 10px;
  color: var(--color-gold);
}

.page-khuynmi__promo-content p {
  font-size: 1em;
  color: rgba(255, 241, 232, 0.7);
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-khuynmi__btn-primary {
  display: inline-block;
  padding: 12px 25px;
  background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
  color: #ffffff;
  text-decoration: none;
  border-radius: 25px;
  font-size: 1em;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
  border: none;
  cursor: pointer;
  margin-top: auto; /* Push to bottom of card */
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuynmi__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.5);
  opacity: 0.9;
}

.page-khuynmi__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
  text-decoration: none;
  border-radius: 25px;
  font-size: 1em;
  font-weight: bold;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuynmi__btn-secondary:hover {
  background: var(--color-gold);
  color: var(--color-card-bg);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.5);
}

/* Why Choose Us Section */
.page-khuynmi__why-choose-us {
  padding: 80px 0;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuynmi__feature-item {
  background: var(--color-card-bg);
  padding: 25px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-khuynmi__feature-title {
  font-size: 1.3em;
  font-weight: bold;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-khuynmi__feature-item p {
  color: rgba(255, 241, 232, 0.7);
}

/* Terms & Conditions Overview */
.page-khuynmi__terms-conditions-overview {
  padding: 80px 0;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__terms-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-khuynmi__terms-list li {
  background: var(--color-card-bg);
  margin-bottom: 15px;
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  font-size: 1.1em;
  color: rgba(255, 241, 232, 0.9);
}

.page-khuynmi__terms-conditions-overview .page-khuynmi__btn-secondary {
  margin-top: 40px;
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

/* FAQ Section */
.page-khuynmi__faq-section {
  padding: 80px 0;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

details.page-khuynmi__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  background: var(--color-card-bg);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}
details.page-khuynmi__faq-item summary.page-khuynmi__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--color-gold);
}
details.page-khuynmi__faq-item summary.page-khuynmi__faq-question::-webkit-details-marker {
  display: none;
}
details.page-khuynmi__faq-item summary.page-khuynmi__faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}
.page-khuynmi__faq-qtext {
  flex: 1;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--color-gold);
}
.page-khuynmi__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}
details.page-khuynmi__faq-item .page-khuynmi__faq-answer {
  padding: 0 25px 25px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 0 0 10px 10px;
  color: rgba(255, 241, 232, 0.9);
  font-size: 1.05em;
}

/* Final CTA Section */
.page-khuynmi__cta-final {
  padding: 80px 0;
  text-align: center;
  background: var(--color-background-main);
  color: var(--text-on-dark);
}

.page-khuynmi__cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.page-khuynmi__button-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  width: 100%; /* For responsive wrapping */
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-khuynmi__hero-content h1 {
    font-size: clamp(2.2em, 4.5vw, 3.5em);
  }
  .page-khuynmi__hero-content p {
    font-size: 1.1em;
  }
  .page-khuynmi__heading {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-khuynmi__hero-section {
    padding-top: 10px !important; /* Ensure small top padding */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-khuynmi__hero-image img {
    border-radius: 8px;
  }

  .page-khuynmi__hero-content h1 {
    font-size: clamp(1.8em, 7vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-khuynmi__hero-content p {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-khuynmi__cta-button {
    padding: 12px 30px;
    font-size: 1em;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-khuynmi__container {
    padding: 0 15px;
  }

  .page-khuynmi__heading {
    font-size: 2em;
    margin-bottom: 20px;
  }

  .page-khuynmi__subtitle {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-khuynmi__introduction,
  .page-khuynmi__promotion-categories,
  .page-khuynmi__featured-promotions,
  .page-khuynmi__why-choose-us,
  .page-khuynmi__terms-conditions-overview,
  .page-khuynmi__faq-section,
  .page-khuynmi__cta-final {
    padding: 50px 0;
  }

  .page-khuynmi__category-grid,
  .page-khuynmi__promo-grid,
  .page-khuynmi__feature-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .page-khuynmi__promo-card img {
    height: 200px;
  }

  .page-khuynmi__btn-primary,
  .page-khuynmi__btn-secondary,
  .page-khuynmi a[class*="button"],
  .page-khuynmi a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-khuynmi__button-group {
    flex-direction: column; /* Stack buttons vertically on mobile */
    gap: 15px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-khuynmi img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-khuynmi__section,
  .page-khuynmi__card,
  .page-khuynmi__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  details.page-khuynmi__faq-item summary.page-khuynmi__faq-question { padding: 15px; }
  .page-khuynmi__faq-qtext { font-size: 1em; }
  .page-khuynmi__faq-toggle { font-size: 24px; }
  details.page-khuynmi__faq-item .page-khuynmi__faq-answer { padding: 0 15px 15px; }
}

@media (max-width: 480px) {
  .page-khuynmi__hero-content h1 {
    font-size: clamp(1.6em, 8vw, 2.2em);
  }
  .page-khuynmi__hero-content p {
    font-size: 0.9em;
  }
  .page-khuynmi__cta-button {
    font-size: 0.95em;
    padding: 10px 25px;
  }
  .page-khuynmi__heading {
    font-size: 1.8em;
  }
  .page-khuynmi__card-title {
    font-size: 1.3em;
  }
  .page-khuynmi__faq-qtext {
    font-size: 0.95em;
  }
}