/* style/partner.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */

:root {
  --bkwin-primary: #113B7A;
  --bkwin-secondary: #1D5FD1;
  --bkwin-card-bg: #10233F;
  --bkwin-text-main: #F3F8FF;
  --bkwin-text-secondary: #AFC4E8;
  --bkwin-border: #244D84;
  --bkwin-glow: #4FA8FF;
  --bkwin-gold: #F2C14E;
  --bkwin-divider: #1B3357;
  --bkwin-deep-navy: #08162B;
}

.page-partner {
  font-family: 'Arial', sans-serif;
  color: var(--bkwin-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--bkwin-deep-navy);
}

.page-partner__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng cách nhỏ, body đã xử lý padding-top tổng thể */
  overflow: hidden;
}

.page-partner__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.page-partner__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Làm tối ảnh nền để chữ nổi bật */
}

.page-partner__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  color: var(--bkwin-text-main);
}

.page-partner__main-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--bkwin-text-main);
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.page-partner__hero-description {
  font-size: clamp(1rem, 2vw, 1.3rem);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: var(--bkwin-text-secondary);
}

.page-partner__section {
  padding: 80px 0;
  background-color: var(--bkwin-deep-navy);
}

.page-partner__dark-section {
  background-color: var(--bkwin-primary);
}

.page-partner__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-partner__section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 50px;
  color: var(--bkwin-gold);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.page-partner__text-block {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 20px;
  color: var(--bkwin-text-secondary);
  text-align: center;
}

.page-partner__text-block:last-child {
  margin-bottom: 0;
}

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

.page-partner__feature-card {
  background-color: var(--bkwin-card-bg);
  border: 1px solid var(--bkwin-border);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  color: var(--bkwin-text-main);
}

.page-partner__feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.page-partner__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 1px solid var(--bkwin-divider);
}

.page-partner__card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--bkwin-gold);
}

.page-partner__card-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--bkwin-text-secondary);
}

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

.page-partner__step-item {
  text-align: center;
  position: relative;
  padding: 20px;
  background-color: var(--bkwin-card-bg);
  border-radius: 12px;
  border: 1px solid var(--bkwin-border);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.page-partner__step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: var(--bkwin-text-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin: -50px auto 20px auto; /* Lên trên một chút */
  border: 3px solid var(--bkwin-gold);
  box-shadow: 0 0 15px var(--bkwin-glow);
}

.page-partner__step-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--bkwin-gold);
}

.page-partner__step-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--bkwin-text-secondary);
}

.page-partner__faq-list {
  margin-top: 40px;
}

.page-partner__faq-item {
  background-color: var(--bkwin-card-bg);
  border: 1px solid var(--bkwin-border);
  border-radius: 12px;
  margin-bottom: 15px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  color: var(--bkwin-text-main);
}

.page-partner__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--bkwin-text-main);
  background-color: rgba(255, 255, 255, 0.05);
}

.page-partner__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-partner__faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bkwin-gold);
}

.page-partner__faq-answer {
  padding: 0 20px 20px 20px;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--bkwin-text-secondary);
  display: none;
}

.page-partner__faq-item[open] .page-partner__faq-answer {
  display: block;
}

.page-partner__faq-item[open] .page-partner__faq-toggle {
  content: '−';
}

.page-partner__cta-section {
  padding: 100px 0;
  text-align: center;
  background: var(--bkwin-primary);
}

.page-partner__cta-section .page-partner__section-title {
  color: var(--bkwin-gold);
}

.page-partner__cta-section .page-partner__text-block {
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: var(--bkwin-text-secondary);
}

.page-partner__btn-primary,
.page-partner__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-partner__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: var(--bkwin-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-partner__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-partner__btn-secondary {
  background-color: transparent;
  color: var(--bkwin-gold);
  border: 2px solid var(--bkwin-gold);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  margin-top: 30px;
}

.page-partner__btn-secondary:hover {
  background-color: var(--bkwin-gold);
  color: var(--bkwin-primary);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* ==================== Responsive Design ==================== */

/* Tablet and Mobile */
@media (max-width: 1024px) {
  .page-partner__main-title {
    font-size: clamp(2rem, 4vw, 3rem);
  }

  .page-partner__hero-description {
    font-size: clamp(0.9rem, 1.8vw, 1.2rem);
  }

  .page-partner__section {
    padding: 60px 0;
  }

  .page-partner__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-bottom: 40px;
  }

  .page-partner__text-block {
    font-size: 1rem;
  }

  .page-partner__card-title {
    font-size: 1.3rem;
  }

  .page-partner__card-description {
    font-size: 0.95rem;
  }

  .page-partner__step-title {
    font-size: 1.4rem;
  }

  .page-partner__step-description {
    font-size: 0.95rem;
  }

  .page-partner__faq-question {
    font-size: 1.1rem;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .page-partner {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-partner__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* body đã xử lý header-offset, chỉ cần một khoảng đệm nhỏ */
  }

  .page-partner__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .page-partner__hero-description {
    font-size: clamp(0.9rem, 3.5vw, 1.1rem);
  }

  .page-partner__section {
    padding: 40px 0;
  }

  .page-partner__container {
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-partner__section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    margin-bottom: 30px;
  }

  .page-partner__text-block {
    font-size: 0.95rem;
  }

  .page-partner__features-grid,
  .page-partner__process-steps {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-partner__feature-card,
  .page-partner__step-item,
  .page-partner__faq-item {
    padding: 20px;
  }

  .page-partner__card-image {
    height: 180px;
  }

  .page-partner__card-title {
    font-size: 1.2rem;
  }

  .page-partner__card-description {
    font-size: 0.9rem;
  }

  .page-partner__step-number {
    width: 50px;
    height: 50px;
    font-size: 1.8rem;
    margin-top: -40px;
  }

  .page-partner__step-title {
    font-size: 1.3rem;
  }

  .page-partner__faq-question {
    font-size: 1rem;
    padding: 15px;
  }

  .page-partner__faq-answer {
    padding: 0 15px 15px 15px;
    font-size: 0.95rem;
  }

  .page-partner__cta-section {
    padding: 60px 15px;
  }

  /* Responsive images */
  .page-partner img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Responsive buttons */
  .page-partner__btn-primary,
  .page-partner__btn-secondary,
  .page-partner a[class*="button"],
  .page-partner 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-partner__cta-buttons,
  .page-partner__button-group,
  .page-partner__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    display: flex;
    flex-direction: column;
  }
}

/* Ensure no horizontal scroll */
.page-partner {
  overflow-x: hidden;
}