/* style/login.css */
:root {
  --ok9-primary-color: #11A84E;
  --ok9-secondary-color: #22C768;
  --ok9-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --ok9-card-bg: #11271B;
  --ok9-background: #08160F;
  --ok9-text-main: #F2FFF6;
  --ok9-text-secondary: #A7D9B8;
  --ok9-border: #2E7A4E;
  --ok9-glow: #57E38D;
  --ok9-gold: #F2C14E;
  --ok9-divider: #1E3A2A;
  --ok9-deep-green: #0A4B2C;
}

/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */
.page-login {
  background-color: var(--ok9-background);
  color: var(--ok9-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

.page-login__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px 0 60px 0; /* body đã có padding-top, đây chỉ là khoảng cách nhỏ */
  overflow: hidden;
}

.page-login__hero-image-wrapper {
  width: 100%;
  max-height: 700px;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

.page-login__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Làm mờ ảnh để chữ dễ đọc hơn */
  min-width: 200px;
  min-height: 200px;
}

.page-login__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: 40px;
  padding: 0 20px;
}

.page-login__main-title {
  color: var(--ok9-gold);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-login__description {
  color: var(--ok9-text-main);
  font-size: 1.2rem;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-login__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  margin: 0 10px;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-login__btn-primary {
  background: var(--ok9-button-gradient);
  color: var(--ok9-text-main);
  border: 2px solid transparent;
}

.page-login__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-login__btn-secondary {
  background: transparent;
  color: var(--ok9-primary-color);
  border: 2px solid var(--ok9-primary-color);
}

.page-login__btn-secondary:hover {
  background: var(--ok9-primary-color);
  color: var(--ok9-text-main);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-login__section-title {
  color: var(--ok9-gold);
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-login__section-subtitle {
  color: var(--ok9-text-secondary);
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Login Form Section */
.page-login__form-section {
  padding: 80px 0;
  background-color: var(--ok9-deep-green);
}

.page-login__login-form {
  background-color: var(--ok9-card-bg);
  padding: 40px;
  border-radius: 12px;
  max-width: 500px;
  margin: 0 auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--ok9-border);
}

.page-login__form-group {
  margin-bottom: 25px;
}

.page-login__form-label {
  display: block;
  margin-bottom: 10px;
  color: var(--ok9-text-main);
  font-weight: bold;
  font-size: 1rem;
}

.page-login__form-input {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--ok9-border);
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--ok9-text-main);
  font-size: 1rem;
  box-sizing: border-box;
}

.page-login__form-input::placeholder {
  color: var(--ok9-text-secondary);
}

.page-login__form-input:focus {
  outline: none;
  border-color: var(--ok9-primary-color);
  box-shadow: 0 0 0 3px rgba(17, 168, 78, 0.3);
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.page-login__remember-me {
  display: flex;
  align-items: center;
}

.page-login__checkbox {
  margin-right: 8px;
  width: 18px;
  height: 18px;
  accent-color: var(--ok9-primary-color);
}

.page-login__checkbox-label {
  color: var(--ok9-text-secondary);
  font-size: 0.95rem;
}

.page-login__forgot-password {
  color: var(--ok9-text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
}

.page-login__forgot-password:hover {
  color: var(--ok9-primary-color);
  text-decoration: underline;
}

.page-login__submit-button {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 8px;
  background: var(--ok9-button-gradient);
  color: var(--ok9-text-main);
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__submit-button:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-login__register-prompt {
  text-align: center;
  color: var(--ok9-text-secondary);
  margin-top: 30px;
  font-size: 1rem;
}

.page-login__register-link {
  color: var(--ok9-primary-color);
  text-decoration: none;
  font-weight: bold;
}

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

/* Benefits Section */
.page-login__benefits-section {
  padding: 80px 0;
  background-color: var(--ok9-background);
}

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

.page-login__benefit-card {
  background-color: var(--ok9-card-bg);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--ok9-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-login__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px;
  min-height: 200px;
}

.page-login__card-title {
  color: var(--ok9-primary-color);
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-login__card-text {
  color: var(--ok9-text-secondary);
  font-size: 1rem;
  flex-grow: 1;
}

/* Guide Section */
.page-login__guide-section {
  padding: 80px 0;
  background-color: var(--ok9-deep-green);
}

.page-login__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.page-login__step-item {
  background-color: var(--ok9-card-bg);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--ok9-border);
}

.page-login__step-number {
  width: 60px;
  height: 60px;
  background-color: var(--ok9-primary-color);
  color: var(--ok9-text-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: bold;
  margin: 0 auto 20px auto;
  box-shadow: 0 0 15px var(--ok9-glow);
}

.page-login__step-title {
  color: var(--ok9-text-main);
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.page-login__step-text {
  color: var(--ok9-text-secondary);
  font-size: 1rem;
}

.page-login__troubleshooting {
  background-color: var(--ok9-card-bg);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--ok9-border);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-login__troubleshooting-title {
  color: var(--ok9-gold);
  font-size: 1.6rem;
  margin-bottom: 20px;
  text-align: center;
}

.page-login__troubleshooting-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--ok9-text-secondary);
  font-size: 1rem;
  text-align: center;
}

.page-login__troubleshooting-list li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.page-login__troubleshooting-list li::before {
  content: '•';
  color: var(--ok9-primary-color);
  position: absolute;
  left: 0;
  font-size: 1.2rem;
  top: -2px;
}

/* Security Section */
.page-login__security-section {
  padding: 80px 0;
  background-color: var(--ok9-background);
}

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

.page-login__security-item {
  background-color: var(--ok9-card-bg);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--ok9-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* FAQ Section */
.page-login__faq-section {
  padding: 80px 0;
  background-color: var(--ok9-deep-green);
}

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

.page-login__faq-item {
  background-color: var(--ok9-card-bg);
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--ok9-border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  color: var(--ok9-text-main);
  font-weight: bold;
  font-size: 1.1rem;
  background-color: var(--ok9-card-bg);
  transition: background-color 0.3s ease;
  list-style: none;
}

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

.page-login__faq-question:hover {
  background-color: rgba(var(--ok9-primary-color), 0.1);
}

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

.page-login__faq-toggle {
  font-size: 1.8rem;
  font-weight: normal;
  color: var(--ok9-primary-color);
  margin-left: 15px;
  line-height: 1;
}

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

.page-login__faq-answer {
  padding: 0 25px 20px 25px;
  color: var(--ok9-text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  text-align: left;
}

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

/* CTA Bottom Section */
.page-login__cta-bottom {
  padding: 80px 0;
  text-align: center;
  background-color: var(--ok9-background);
}

.page-login__button-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-login__hero-content {
    margin-top: 20px;
  }
  .page-login__main-title {
    font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  }
  .page-login__description {
    font-size: 1.1rem;
  }
  .page-login__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  }
  .page-login__submit-button {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .page-login__hero-section {
    padding-bottom: 40px;
  }
  .page-login__hero-content {
    margin-top: 20px;
  }
  .page-login__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-login__description {
    font-size: 1rem;
  }
  .page-login__cta-button {
    margin: 10px 0;
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-login__button-group {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-login__form-section,
  .page-login__benefits-section,
  .page-login__guide-section,
  .page-login__security-section,
  .page-login__faq-section,
  .page-login__cta-bottom {
    padding: 60px 0;
  }

  .page-login__login-form {
    padding: 30px;
  }

  .page-login__benefits-grid,
  .page-login__guide-steps,
  .page-login__security-features {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-login__card-image,
  .page-login__hero-image {
    min-width: 200px !important;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-login__section,
  .page-login__card,
  .page-login__container,
  .page-login__form-group,
  .page-login__troubleshooting,
  .page-login__faq-item,
  .page-login__login-form {
    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;
  }

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

  .page-login__faq-answer {
    padding: 0 20px 15px 20px;
  }

  .page-login__step-number {
    margin-bottom: 15px;
  }
}

@media (max-width: 480px) {
  .page-login__main-title {
    font-size: clamp(1.6rem, 8vw, 2.2rem);
  }
  .page-login__description {
    font-size: 0.95rem;
  }
  .page-login__section-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
  }
  .page-login__cta-button {
    padding: 12px 20px;
    font-size: 1rem;
  }
  .page-login__login-form {
    padding: 25px;
  }
}