.page-login {
  /* body đã padding-top: var(--header-offset); trang này không cần thêm */
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  background-color: var(--background-color, #08160F); /* Fallback to a dark green */
  color: var(--text-main, #F2FFF6);
}

.page-login__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background: linear-gradient(180deg, #0A4B2C 0%, #08160F 100%); /* Deep Green to Background */
  overflow: hidden;
}

.page-login__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

.page-login__hero-content {
  max-width: 800px;
  text-align: center;
  color: var(--text-main, #F2FFF6);
  z-index: 1;
}

.page-login__main-title {
  font-size: clamp(2.2em, 4vw, 3.5em);
  font-weight: 700;
  color: var(--gold, #F2C14E);
  margin-bottom: 15px;
  line-height: 1.2;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}

.page-login__hero-description {
  font-size: 1.1em;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 30px;
}

.page-login__login-form-wrapper {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 450px;
  margin: 0 auto;
  border: 1px solid var(--border, #2E7A4E);
}

.page-login__login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-login__form-group {
  text-align: left;
}

.page-login__form-label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-main, #F2FFF6);
  font-weight: 600;
}

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border, #2E7A4E);
  border-radius: 8px;
  background-color: #0A1E15; /* Slightly lighter than card BG */
  color: var(--text-main, #F2FFF6);
  font-size: 1em;
  box-sizing: border-box;
}

.page-login__form-input::placeholder {
  color: var(--text-secondary, #A7D9B8);
  opacity: 0.7;
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9em;
}

.page-login__remember-me {
  color: var(--text-secondary, #A7D9B8);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-login__checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--primary-color, #11A84E);
}

.page-login__forgot-password {
  color: var(--text-secondary, #A7D9B8);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__forgot-password:hover {
  color: var(--gold, #F2C14E);
}

.page-login__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  padding: 14px 25px;
  border: none;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-login__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-login__register-prompt {
  color: var(--text-secondary, #A7D9B8);
  margin-top: 20px;
  font-size: 0.95em;
}

.page-login__register-link {
  color: var(--gold, #F2C14E);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-login__register-link:hover {
  color: #ffffff;
}

.page-login__section {
  padding: 80px 20px;
  text-align: center;
}

.page-login__container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-login__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.8em);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.3;
}

.page-login__section-description {
  font-size: 1.05em;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: var(--text-secondary, #A7D9B8);
}

.page-login__why-login {
  background-color: var(--background-color-light, #11271B); /* Use card BG for this section to maintain dark theme */
  color: var(--text-main, #F2FFF6);
}

.page-login__why-login .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__why-login .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

.page-login__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  text-align: left;
}

.page-login__feature-item {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
}

.page-login__feature-title {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 15px;
}

.page-login__feature-text {
  color: var(--text-secondary, #A7D9B8);
  font-size: 0.95em;
}

.page-login__how-to-login {
  background-color: var(--deep-green, #0A4B2C);
  color: var(--text-main, #F2FFF6);
}

.page-login__how-to-login .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__how-to-login .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

.page-login__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-login__step-item {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  text-align: left;
  position: relative;
  padding-top: 60px;
}

.page-login__step-number {
  position: absolute;
  top: 15px;
  left: 30px;
  background-color: var(--primary-color, #11A84E);
  color: #ffffff;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.page-login__step-title {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 10px;
}

.page-login__step-text {
  color: var(--text-secondary, #A7D9B8);
  font-size: 0.95em;
}

.page-login__troubleshooting {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--border, #2E7A4E);
  text-align: left;
  max-width: 800px;
  margin: 0 auto;
}

.page-login__troubleshooting-title {
  font-size: 1.5em;
  color: var(--gold, #F2C14E);
  margin-bottom: 20px;
}

.page-login__troubleshooting-list {
  list-style: disc;
  padding-left: 25px;
  color: var(--text-secondary, #A7D9B8);
}

.page-login__troubleshooting-list li {
  margin-bottom: 10px;
  font-size: 0.95em;
}

.page-login__troubleshooting-list strong {
  color: var(--text-main, #F2FFF6);
}

.page-login__link {
  color: var(--primary-color, #11A84E);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__link:hover {
  color: var(--gold, #F2C14E);
}

.page-login__security-tips {
  background-color: var(--background-color-light, #11271B);
  color: var(--text-main, #F2FFF6);
}

.page-login__security-tips .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__security-tips .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

.page-login__security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  text-align: left;
}

.page-login__security-card {
  background-color: var(--card-bg, #11271B);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-login__security-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-login__card-title {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 10px;
}

.page-login__card-text {
  color: var(--text-secondary, #A7D9B8);
  font-size: 0.95em;
}

.page-login__promotions {
  background-color: var(--deep-green, #0A4B2C);
  color: var(--text-main, #F2FFF6);
}

.page-login__promotions .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__promotions .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

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

.page-login__promo-card {
  background-color: var(--card-bg, #11271B);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  text-align: left;
}

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

.page-login__promo-card .page-login__card-title {
  padding: 20px 20px 0;
}

.page-login__promo-card .page-login__card-text {
  padding: 0 20px 20px;
}

.page-login__cta-area {
  margin-top: 30px;
}

.page-login__game-experience {
  background-color: var(--background-color-light, #11271B);
  color: var(--text-main, #F2FFF6);
}

.page-login__game-experience .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__game-experience .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

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

.page-login__game-item {
  background-color: var(--card-bg, #11271B);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border, #2E7A4E);
  text-align: left;
}

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

.page-login__game-item .page-login__card-title {
  padding: 20px 20px 0;
}

.page-login__game-item .page-login__card-text {
  padding: 0 20px 15px;
}

.page-login__game-link {
  display: inline-block;
  background-color: var(--primary-color, #11A84E);
  color: #ffffff;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  margin: 0 20px 20px;
  transition: background-color 0.3s ease;
}

.page-login__game-link:hover {
  background-color: var(--glow, #57E38D);
}

.page-login__faq-section {
  background-color: var(--deep-green, #0A4B2C);
  color: var(--text-main, #F2FFF6);
}

.page-login__faq-section .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__faq-section .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

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

.page-login__faq-item {
  background-color: var(--card-bg, #11271B);
  border: 1px solid var(--border, #2E7A4E);
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--text-main, #F2FFF6);
  background-color: rgba(17, 168, 78, 0.1);
  transition: background-color 0.3s ease;
}

.page-login__faq-question:hover {
  background-color: rgba(17, 168, 78, 0.2);
}

.page-login__faq-qtext {
  flex-grow: 1;
}

.page-login__faq-toggle {
  font-size: 1.5em;
  font-weight: 700;
  color: var(--gold, #F2C14E);
  margin-left: 15px;
  width: 20px;
  text-align: center;
}

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

.page-login__faq-item details > summary {
  list-style: none;
}

.page-login__faq-item details > summary::-webkit-details-marker {
  display: none;
}

.page-login__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1em;
  color: var(--text-secondary, #A7D9B8);
  line-height: 1.7;
  border-top: 1px solid var(--divider, #1E3A2A);
}

.page-login__cta-bottom {
  background-color: var(--background-color-light, #11271B);
  color: var(--text-main, #F2FFF6);
}

.page-login__cta-bottom .page-login__section-title {
  color: var(--gold, #F2C14E);
}

.page-login__cta-bottom .page-login__section-description {
  color: var(--text-secondary, #A7D9B8);
}

.page-login__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
}

.page-login__btn-secondary {
  background-color: transparent;
  color: var(--primary-color, #11A84E);
  border: 2px solid var(--primary-color, #11A84E);
  padding: 14px 25px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-login__btn-secondary:hover {
  background-color: var(--primary-color, #11A84E);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Text colors for specific elements */
.text-primary {
  color: var(--primary-color, #11A84E);
}

.text-secondary {
  color: var(--text-secondary, #A7D9B8);
}

.text-main {
  color: var(--text-main, #F2FFF6);
}

.text-gold {
  color: var(--gold, #F2C14E);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-login__hero-content {
    max-width: 600px;
  }
  .page-login__login-form-wrapper {
    max-width: 400px;
  }
}

@media (max-width: 768px) {
  .page-login__hero-section {
    padding: 40px 15px;
  }

  .page-login__main-title {
    font-size: clamp(2em, 8vw, 2.5em);
  }

  .page-login__hero-description {
    font-size: 1em;
  }

  .page-login__section {
    padding: 60px 15px;
  }

  .page-login__section-title {
    font-size: clamp(1.6em, 7vw, 2.2em);
  }

  .page-login__section-description {
    font-size: 0.95em;
  }

  .page-login__features-grid,
  .page-login__steps-grid,
  .page-login__security-grid,
  .page-login__promo-grid,
  .page-login__game-grid {
    grid-template-columns: 1fr;
  }

  .page-login__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-login__btn-primary,
  .page-login__btn-secondary {
    width: 100%;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* Ensure all images are responsive */
  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-login__section,
  .page-login__card,
  .page-login__container,
  .page-login__login-form-wrapper,
  .page-login__troubleshooting,
  .page-login__faq-list,
  .page-login__promo-card,
  .page-login__game-item,
  .page-login__feature-item,
  .page-login__step-item,
  .page-login__security-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-login__hero-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset */
  }
}

@media (max-width: 480px) {
  .page-login__hero-section {
    padding: 30px 10px;
  }
  .page-login__main-title {
    font-size: clamp(1.8em, 9vw, 2.2em);
  }
  .page-login__login-form-wrapper {
    padding: 20px;
  }
  .page-login__section {
    padding: 40px 10px;
  }
  .page-login__section-title {
    font-size: clamp(1.4em, 8vw, 1.8em);
  }
  .page-login__form-options {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  .page-login__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }
  .page-login__faq-answer {
    padding: 10px 20px 15px;
  }
}