/* style/doi-tac.css */

:root {
  --page-doi-tac-primary-color: #E53935;
  --page-doi-tac-secondary-color: #FF5A4F;
  --page-doi-tac-text-main: #333333;
  --page-doi-tac-bg-card: #FFFFFF;
  --page-doi-tac-bg-default: #F5F7FA;
  --page-doi-tac-border-color: #E0E0E0;
}

.page-doi-tac {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-doi-tac-text-main); /* Default text color for light body background */
  background-color: var(--page-doi-tac-bg-default);
}

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

.page-doi-tac__section-title {
  font-size: clamp(2em, 4vw, 2.8em);
  color: var(--page-doi-tac-primary-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-doi-tac__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: var(--page-doi-tac-text-main);
}

/* Hero Section */
.page-doi-tac__hero-section {
  padding-top: 10px; /* Small top padding to avoid double header offset */
  position: relative;
  text-align: center;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}

.page-doi-tac__hero-image-wrapper {
  width: 100%;
  height: auto;
  display: block;
}

.page-doi-tac__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-doi-tac__hero-content {
  padding: 40px 20px;
  background: var(--page-doi-tac-bg-default);
}

.page-doi-tac__hero-title {
  font-size: clamp(2.5em, 5vw, 3.5em);
  color: var(--page-doi-tac-primary-color);
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.2;
}

.page-doi-tac__hero-description {
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 30px auto;
  color: var(--page-doi-tac-text-main);
}

.page-doi-tac__hero-cta {
  display: inline-block;
  padding: 15px 30px;
  font-size: 1.1em;
  font-weight: bold;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  border: none;
  cursor: pointer;
}

.page-doi-tac__hero-cta:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* Intro Section */
.page-doi-tac__intro-section {
  padding: 80px 0;
  background-color: var(--page-doi-tac-primary-color);
  color: #ffffff; /* White text for dark background */
}

.page-doi-tac__intro-title {
  color: #ffffff;
  font-size: clamp(2.2em, 4vw, 3em);
  text-align: center;
  margin-bottom: 30px;
  font-weight: 700;
}

.page-doi-tac__intro-text {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 50px auto;
  text-align: center;
}

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

.page-doi-tac__feature-item {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-doi-tac__feature-icon {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  background-color: #ffffff;
  padding: 15px;
}

.page-doi-tac__feature-title {
  font-size: 1.5em;
  color: #ffffff;
  margin-bottom: 10px;
  font-weight: 600;
}

.page-doi-tac__feature-description {
  font-size: 0.95em;
  color: #f0f0f0;
}

/* Partnership Models Section */
.page-doi-tac__partnership-models {
  padding: 80px 0;
  background-color: var(--page-doi-tac-bg-default);
}

.page-doi-tac__model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-doi-tac__model-card {
  background-color: var(--page-doi-tac-bg-card);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  text-align: center;
  transition: transform 0.3s ease;
  border: 1px solid var(--page-doi-tac-border-color);
}

.page-doi-tac__model-card:hover {
  transform: translateY(-5px);
}

.page-doi-tac__model-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
}

.page-doi-tac__model-card-title {
  font-size: 1.6em;
  color: var(--page-doi-tac-primary-color);
  margin: 20px 15px 10px 15px;
  font-weight: 700;
}

.page-doi-tac__model-card-text {
  font-size: 1em;
  color: var(--page-doi-tac-text-main);
  padding: 0 20px 25px 20px;
}

/* How to Join Section */
.page-doi-tac__how-to-join {
  padding: 80px 0;
  background-color: var(--page-doi-tac-primary-color);
  color: #ffffff;
}

.page-doi-tac__how-to-join .page-doi-tac__section-title,
.page-doi-tac__how-to-join .page-doi-tac__section-description {
  color: #ffffff;
}

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

.page-doi-tac__step-item {
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px 20px;
  position: relative;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-doi-tac__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background-color: var(--page-doi-tac-secondary-color);
  color: #ffffff;
  font-size: 2em;
  font-weight: bold;
  border-radius: 50%;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-doi-tac__step-title {
  font-size: 1.8em;
  color: #ffffff;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-doi-tac__step-text {
  font-size: 1em;
  color: #f0f0f0;
}

.page-doi-tac__cta-wrapper {
  text-align: center;
  margin-top: 60px;
}

.page-doi-tac__btn-large {
  padding: 18px 40px;
  font-size: 1.2em;
  border-radius: 10px;
}

/* Success Stories Section */
.page-doi-tac__success-stories {
  padding: 80px 0;
  background-color: var(--page-doi-tac-bg-default);
}

.page-doi-tac__testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-doi-tac__testimonial-card {
  background-color: var(--page-doi-tac-bg-card);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 30px;
  text-align: center;
  border: 1px solid var(--page-doi-tac-border-color);
}

.page-doi-tac__testimonial-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 20px auto;
  border: 4px solid var(--page-doi-tac-secondary-color);
}

.page-doi-tac__testimonial-text {
  font-size: 1.1em;
  font-style: italic;
  color: var(--page-doi-tac-text-main);
  margin-bottom: 20px;
}

.page-doi-tac__testimonial-author {
  font-size: 1.2em;
  font-weight: bold;
  color: var(--page-doi-tac-primary-color);
}

/* FAQ Section */
.page-doi-tac__faq-section {
  padding: 80px 0;
  background-color: var(--page-doi-tac-bg-default);
}

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

.page-doi-tac__faq-item {
  background-color: var(--page-doi-tac-bg-card);
  border: 1px solid var(--page-doi-tac-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-doi-tac__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--page-doi-tac-primary-color);
  cursor: pointer;
  background-color: #f9f9f9;
  border-bottom: 1px solid var(--page-doi-tac-border-color);
  list-style: none;
}

.page-doi-tac__faq-question::-webkit-details-marker {
  display: none;
}

.page-doi-tac__faq-qtext {
  flex-grow: 1;
}

.page-doi-tac__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  margin-left: 15px;
  color: var(--page-doi-tac-primary-color);
}

.page-doi-tac__faq-item[open] .page-doi-tac__faq-question {
  background-color: #f0f0f0;
}

.page-doi-tac__faq-answer {
  padding: 20px;
  font-size: 1em;
  color: var(--page-doi-tac-text-main);
  background-color: var(--page-doi-tac-bg-card);
}

/* Contact CTA Section */
.page-doi-tac__contact-cta {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(90deg, var(--page-doi-tac-primary-color) 0%, var(--page-doi-tac-secondary-color) 100%);
  color: #ffffff;
}

.page-doi-tac__contact-title {
  font-size: clamp(2.2em, 4vw, 3em);
  color: #ffffff;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-doi-tac__contact-description {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: #f0f0f0;
}

.page-doi-tac__button-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-doi-tac__btn-primary,
.page-doi-tac__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  font-size: 1.1em;
  font-weight: bold;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-doi-tac__btn-primary {
  background: var(--page-doi-tac-secondary-color);
  color: #ffffff;
  border: 2px solid var(--page-doi-tac-secondary-color);
}

.page-doi-tac__btn-primary:hover {
  background: var(--page-doi-tac-primary-color);
  border-color: var(--page-doi-tac-primary-color);
  transform: translateY(-2px);
}

.page-doi-tac__btn-secondary {
  background: #ffffff;
  color: var(--page-doi-tac-primary-color);
  border: 2px solid var(--page-doi-tac-primary-color);
}

.page-doi-tac__btn-secondary:hover {
  background: var(--page-doi-tac-primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

/* General Image Styling */
.page-doi-tac img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-doi-tac__container {
    padding: 20px 30px;
  }

  .page-doi-tac__hero-title {
    font-size: clamp(2.2em, 4.5vw, 3.2em);
  }

  .page-doi-tac__intro-features,
  .page-doi-tac__model-grid,
  .page-doi-tac__steps-grid,
  .page-doi-tac__testimonial-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
  }

  .page-doi-tac__feature-icon {
    width: 100px;
    height: 100px;
  }

  .page-doi-tac__model-image {
    height: 220px;
  }
}

@media (max-width: 768px) {
  .page-doi-tac__container {
    padding: 0 15px;
  }

  .page-doi-tac {
    font-size: 16px;
    line-height: 1.6;
  }

  /* HERO Section */
  .page-doi-tac__hero-section {
    padding-top: 10px !important; /* Ensure small top padding */
  }

  .page-doi-tac__hero-content {
    padding: 30px 15px;
  }

  .page-doi-tac__hero-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-doi-tac__hero-description {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-doi-tac__hero-cta {
    padding: 12px 25px;
    font-size: 1em;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Intro Section */
  .page-doi-tac__intro-section {
    padding: 50px 0;
  }

  .page-doi-tac__intro-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
    margin-bottom: 20px;
  }

  .page-doi-tac__intro-text {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-doi-tac__intro-features {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-doi-tac__feature-icon {
    width: 80px;
    height: 80px;
  }

  /* Partnership Models Section */
  .page-doi-tac__partnership-models {
    padding: 50px 0;
  }

  .page-doi-tac__section-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-doi-tac__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-doi-tac__model-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-doi-tac__model-image {
    height: 200px;
  }

  .page-doi-tac__model-card-title {
    font-size: 1.4em;
  }

  /* How to Join Section */
  .page-doi-tac__how-to-join {
    padding: 50px 0;
  }

  .page-doi-tac__how-to-join .page-doi-tac__section-title,
  .page-doi-tac__how-to-join .page-doi-tac__section-description {
    padding: 0 15px;
  }

  .page-doi-tac__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-doi-tac__step-number {
    width: 50px;
    height: 50px;
    font-size: 1.8em;
  }

  .page-doi-tac__step-title {
    font-size: 1.5em;
  }

  .page-doi-tac__cta-wrapper {
    margin-top: 40px;
  }

  /* Success Stories Section */
  .page-doi-tac__success-stories {
    padding: 50px 0;
  }

  .page-doi-tac__testimonial-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-doi-tac__testimonial-card {
    padding: 20px;
  }

  .page-doi-tac__testimonial-avatar {
    width: 80px;
    height: 80px;
  }

  /* FAQ Section */
  .page-doi-tac__faq-section {
    padding: 50px 0;
  }

  .page-doi-tac__faq-list {
    margin-top: 30px;
  }

  .page-doi-tac__faq-question {
    padding: 15px;
    font-size: 1em;
  }

  .page-doi-tac__faq-toggle {
    font-size: 1.2em;
  }

  .page-doi-tac__faq-answer {
    padding: 15px;
    font-size: 0.95em;
  }

  /* Contact CTA Section */
  .page-doi-tac__contact-cta {
    padding: 50px 0;
  }

  .page-doi-tac__contact-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

  .page-doi-tac__contact-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-doi-tac__button-group {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
  }

  .page-doi-tac__btn-primary,
  .page-doi-tac__btn-secondary,
  .page-doi-tac a[class*="button"],
  .page-doi-tac 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-doi-tac__cta-buttons,
  .page-doi-tac__button-group,
  .page-doi-tac__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important; /* Ensure buttons wrap if not column */
    gap: 10px;
  }

  /* Universal Image and Container Mobile Adaptations */
  .page-doi-tac img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-doi-tac__section,
  .page-doi-tac__card,
  .page-doi-tac__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

@media (max-width: 549px) {
  .page-doi-tac__hero-title {
    font-size: clamp(1.5em, 8vw, 2.2em);
  }
  .page-doi-tac__section-title,
  .page-doi-tac__intro-title,
  .page-doi-tac__contact-title {
    font-size: clamp(1.5em, 7vw, 2.2em);
  }
  .page-doi-tac__feature-item,
  .page-doi-tac__model-card,
  .page-doi-tac__step-item,
  .page-doi-tac__testimonial-card {
    padding: 20px 15px;
  }
}