:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --background: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border: #2E7A4E;
  --glow: #57E38D;
  --gold: #F2C14E;
  --divider: #1E3A2A;
  --deep-green: #0A4B2C;
}

/* style/login.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không được viết lại */
.page-login {
  color: var(--text-main); /* Sử dụng màu chữ chính */
  background-color: var(--background); /* Sử dụng màu nền chính */
}

.page-login p,
.page-login li {
  color: var(--text-secondary);
}

.page-login h1,
.page-login h2,
.page-login h3,
.page-login h4,
.page-login h5,
.page-login h6 {
  color: var(--text-main);
}

.page-login__hero-section {
  position: relative;
  display: flex;
  flex-direction: column; /* 图块在上，文案块在下 */
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* 小顶距 */
  background-color: var(--deep-green); /* Example background */
  color: var(--text-main);
}

.page-login__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px; /* 图像与文本间距 */
}

.page-login__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  object-fit: cover;
}

.page-login__hero-content {
  width: 100%;
  max-width: 800px;
  text-align: center;
}

.page-login__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--gold); /* Sử dụng màu vàng cho tiêu đề nổi bật */
  margin-bottom: 20px;
  max-width: 100%; /* Ensure H1 doesn't overflow */
}

.page-login__description {
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

.page-login__login-form-wrapper {
  background-color: var(--card-bg); /* Màu nền thẻ */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 450px;
  margin: 0 auto;
  border: 1px solid var(--divider);
}

.page-login__form-group {
  margin-bottom: 20px;
  text-align: left;
}

.page-login__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-main);
}

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background-color: rgba(255, 255, 255, 0.05); /* Slightly transparent white for input */
  color: var(--text-main);
  font-size: 1rem;
  box-sizing: border-box;
}

.page-login__form-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.page-login__form-actions {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 20px;
}

.page-login__btn-primary {
  display: block;
  width: 100%;
  padding: 15px 25px;
  background: var(--button-gradient);
  color: #ffffff; /* Button text always white */
  border: none;
  border-radius: 5px;
  font-size: 1.125rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.3s ease;
  box-sizing: border-box;
}

.page-login__btn-primary:hover {
  background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.page-login__forgot-password {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  text-align: center;
  transition: color 0.3s ease;
}

.page-login__forgot-password:hover {
  color: var(--glow);
}

.page-login__no-account {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.page-login__register-link {
  color: var(--glow);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-login__register-link:hover {
  text-decoration: underline;
}

.page-login__section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--gold);
  text-align: center;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-login__section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

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

.page-login__benefits-section {
  padding: 80px 0;
  background-color: var(--background); /* Sử dụng màu nền chính */
  color: var(--text-main);
}

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

.page-login__benefit-card {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  border: 1px solid var(--divider);
}

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

.page-login__benefit-icon {
  width: 100%; /* Ensure image fills card width */
  max-width: 200px; /* Max size for the icon */
  height: auto;
  margin: 0 auto 20px;
  display: block;
  border-radius: 8px;
}

.page-login__benefit-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--glow);
  margin-bottom: 15px;
}

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

.page-login__how-to-login-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
}

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

.page-login__step-card {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--divider);
}

.page-login__step-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 15px;
}

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

.page-login__cta-block {
  text-align: center;
  margin-top: 60px;
  padding: 40px;
  background-color: var(--card-bg);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--divider);
}

.page-login__cta-block p {
  font-size: 1.25rem;
  color: var(--text-main);
  margin-bottom: 30px;
  font-weight: 600;
}

.page-login__security-section {
  padding: 80px 0;
  background-color: var(--background); /* Lighter background for contrast */
  color: var(--text-main);
}

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

.page-login__security-card {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--divider);
}

.page-login__security-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin: 0 auto 20px;
  display: block;
  border-radius: 8px;
}

.page-login__security-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--glow);
  margin-bottom: 15px;
}

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

.page-login__video-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
  text-align: center;
}

.page-login__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  background-color: #000;
  border-radius: 10px;
  margin: 40px auto 0;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  width: 100%; /* Desktop width constraint */
  max-width: 1200px;
}

.page-login__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.page-login__video-link {
  display: block; /* Make the entire wrapper clickable */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10; /* Ensure link is above video controls */
}

.page-login__faq-section {
  padding: 80px 0;
  background-color: var(--background);
  color: var(--text-main);
}

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

.page-login__faq-item {
  background-color: var(--card-bg);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--divider);
}

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--divider);
  transition: background-color 0.3s ease;
  list-style: none; /* For <details> summary */
}

.page-login__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.page-login__faq-qtext {
  flex-grow: 1;
  color: var(--text-main);
}

.page-login__faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-left: 15px;
  color: var(--glow);
}

.page-login__faq-item[open] > .page-login__faq-question {
  border-bottom-color: transparent;
}

.page-login__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-login__faq-answer p {
  margin-bottom: 0;
}

.page-login__cta-final-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
  text-align: center;
}

.page-login__cta-final-section .page-login__btn-primary {
  margin: 20px auto 15px;
  max-width: 350px;
}

.page-login__btn-secondary {
  display: block;
  width: 100%;
  max-width: 350px;
  margin: 0 auto;
  padding: 15px 25px;
  background-color: transparent;
  color: var(--glow);
  border: 2px solid var(--glow);
  border-radius: 5px;
  font-size: 1.125rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.page-login__btn-secondary:hover {
  background-color: var(--glow);
  color: var(--deep-green); /* Darker text on hover */
}

/* 确保 summary marker 在所有浏览器中都被隐藏 */
.page-login__faq-item summary::-webkit-details-marker {
  display: none;
}
.page-login__faq-item summary {
  list-style: none;
}

/* 强制移动端适配 */
@media (max-width: 768px) {
  .page-login {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-login__hero-section {
    padding: 40px 15px;
    padding-top: 10px;
  }

  .page-login__main-title {
    font-size: 1.8rem;
  }

  .page-login__description {
    font-size: 1rem;
  }

  .page-login__login-form-wrapper {
    padding: 20px;
    max-width: 100%;
  }

  .page-login__form-input,
  .page-login__btn-primary,
  .page-login__btn-secondary {
    padding: 12px 15px;
    font-size: 1rem;
  }

  .page-login__section-title {
    font-size: 1.8rem;
  }

  .page-login__section-description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

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

  .page-login__benefits-section,
  .page-login__how-to-login-section,
  .page-login__security-section,
  .page-login__video-section,
  .page-login__faq-section,
  .page-login__cta-final-section {
    padding: 50px 0;
  }

  .page-login__benefits-grid,
  .page-login__steps-grid,
  .page-login__security-features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-login__benefit-card,
  .page-login__step-card,
  .page-login__security-card {
    padding: 25px;
  }

  .page-login__benefit-title,
  .page-login__step-title,
  .page-login__security-title {
    font-size: 1.3rem;
  }

  /* 移动端图片适配 */
  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* 视频容器移动端适配 */
  .page-login__video-section,
  .page-login__video-container,
  .page-login__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    overflow: hidden !important;
  }
  
  .page-login__video-section {
    padding-top: 10px !important; /* Small top padding */
  }

  /* 按钮容器移动端适配 */
  .page-login__form-actions,
  .page-login__cta-buttons,
  .page-login__button-group,
  .page-login__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-login__cta-block .page-login__btn-primary,
  .page-login__cta-final-section .page-login__btn-primary,
  .page-login__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  .page-login__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-login__faq-answer {
    padding: 10px 20px 15px;
  }
}