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

/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-login {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text-main); /* Main text color for dark background */
  background-color: var(--color-background);
}

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

.page-login__section-title {
  font-size: clamp(2em, 4vw, 2.8em);
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-login__section-description {
  font-size: 1.1em;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero Section */
.page-login__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px 0; /* Small top padding, more bottom padding */
  background-color: var(--color-deep-green);
  overflow: hidden;
}

.page-login__hero-image-wrapper {
  width: 100%;
  max-height: 70vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-login__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 200px;
  min-width: 200px;
}

.page-login__hero-content {
  text-align: center;
  max-width: 900px;
  padding: 0 20px;
}

.page-login__main-title {
  font-size: clamp(2.5em, 5vw, 3.5em);
  color: var(--color-text-main);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-login__description {
  font-size: 1.2em;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
}

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

.page-login__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  min-width: 180px;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-primary {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border: 2px solid transparent;
}

.page-login__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-login__btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.page-login__btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-main);
}

.page-login__cta-center {
  text-align: center;
  margin-top: 40px;
}

/* Feature Section */
.page-login__features-section {
  padding: 60px 0;
  background-color: var(--color-background);
}

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

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

.page-login__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-login__feature-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

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

.page-login__card-text {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.page-login__card-link {
  display: inline-block;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: bold;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 2px;
}

.page-login__card-link:hover {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

/* Guide Section */
.page-login__guide-section {
  padding: 60px 0;
  background-color: var(--color-deep-green);
}

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

.page-login__step-item {
  text-align: center;
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  border: 1px solid var(--color-border);
}

.page-login__step-number {
  font-size: 2.5em;
  font-weight: bold;
  color: var(--color-gold);
  margin-bottom: 15px;
  background: var(--color-button-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-login__step-title {
  font-size: 1.4em;
  color: var(--color-text-main);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-login__step-text {
  color: var(--color-text-secondary);
}

/* Troubleshoot Section */
.page-login__troubleshoot-section {
  padding: 60px 0;
  background-color: var(--color-background);
}

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

/* App Section */
.page-login__app-section {
  padding: 60px 0;
  background-color: var(--color-deep-green);
}

.page-login__app-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 40px;
}

.page-login__app-image {
  max-width: 450px;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  min-width: 200px;
  min-height: 200px;
  display: block;
}

.page-login__app-info {
  max-width: 500px;
  text-align: left;
}

.page-login__info-title {
  font-size: 2em;
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: bold;
}

.page-login__info-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
}

.page-login__info-list li {
  color: var(--color-text-secondary);
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.page-login__info-list li::before {
  content: '✅';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* FAQ Section */
.page-login__faq-section {
  padding: 60px 0;
  background-color: var(--color-background);
}

.page-login__faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-login__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}

.page-login__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: var(--color-text-main);
  cursor: pointer;
  outline: none;
  background-color: var(--color-deep-green);
}

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

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-login__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--color-gold);
  margin-left: 15px;
}

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

.page-login__faq-answer {
  padding: 15px 25px 20px;
  color: var(--color-text-secondary);
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-divider);
}

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

/* Conclusion Section */
.page-login__conclusion-section {
  padding: 60px 0;
  background-color: var(--color-deep-green);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-login__hero-content {
    padding: 0 40px;
  }
  .page-login__app-content {
    flex-direction: column;
    text-align: center;
  }
  .page-login__app-info {
    text-align: center;
  }
  .page-login__info-list {
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
  .page-login__info-list li {
    text-align: left;
  }
}

@media (max-width: 768px) {
  .page-login__hero-section {
    padding-bottom: 40px;
  }
  .page-login__main-title {
    font-size: 2.2em;
  }
  .page-login__description {
    font-size: 1em;
  }
  .page-login__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-login__cta-button {
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-login__section-title {
    font-size: 2em;
  }
  .page-login__section-description {
    font-size: 0.95em;
  }

  .page-login__features-section, .page-login__guide-section, .page-login__troubleshoot-section, .page-login__app-section, .page-login__faq-section, .page-login__conclusion-section {
    padding: 40px 0;
  }

  .page-login__feature-grid, .page-login__guide-steps, .page-login__troubleshoot-grid {
    grid-template-columns: 1fr;
  }

  .page-login__app-image {
    max-width: 80% !important;
  }
  .page-login__app-info {
    max-width: 100%;
  }

  /* Force responsive for all images, videos, and buttons */
  .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 {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-login__hero-section {
    padding-top: 10px !important; /* body đã có padding-top */
  }

  /* Buttons specific mobile styles */
  .page-login__cta-button,
  .page-login__btn-primary,
  .page-login__btn-secondary,
  .page-login a[class*="button"],
  .page-login 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-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: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column;
  }

  .page-login__faq-item summary {
    padding: 15px 20px;
    font-size: 1.1em;
  }
  .page-login__faq-answer {
    padding: 10px 20px 15px;
    font-size: 0.95em;
  }
}