/* General page styling */
.page-login {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main, #F3F8FF); /* Default text color for dark body background */
    background-color: var(--deep-navy, #08162B); /* Ensure body background is respected, this is a fallback/visual guide */
}

.page-login__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 15px;
}

.page-login__section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-main, #F3F8FF);
    line-height: 1.2;
}

.page-login__section-description {
    font-size: 18px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-secondary, #AFC4E8);
}

.page-login__btn-primary {
    display: inline-block;
    padding: 15px 30px;
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

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

.page-login__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    background: transparent;
    color: var(--glow, #4FA8FF);
    text-decoration: none;
    border: 2px solid var(--glow, #4FA8FF);
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    cursor: pointer;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-login__btn-secondary:hover {
    background: var(--glow, #4FA8FF);
    color: #ffffff;
    transform: translateY(-2px);
}

.page-login__dark-section {
    background-color: var(--primary-color, #113B7A); /* Use main brand color for dark sections */
    color: var(--text-main, #F3F8FF);
    padding: 60px 0;
}

.page-login__light-bg {
    background-color: #ffffff;
    color: #333333; /* Dark text for light background */
    padding: 60px 0;
}

.page-login__light-bg .page-login__section-title,
.page-login__light-bg .page-login__section-description,
.page-login__light-bg .page-login__text-block,
.page-login__light-bg .page-login__step-title,
.page-login__light-bg .page-login__step-description,
.page-login__light-bg p {
    color: #333333;
}
.page-login__light-bg .page-login__faq-question .page-login__faq-qtext {
    color: #333333;
}
.page-login__light-bg .page-login__faq-toggle {
    color: #666;
}

/* Hero Section */
.page-login__hero-section {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column; /* Ensure image is above content */
    padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
}

.page-login__hero-image-wrapper {
    width: 100%;
    height: 600px; /* Adjust as needed */
    overflow: hidden;
}

.page-login__hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block; /* Ensure no extra space below image */
}

.page-login__hero-content-wrapper {
    position: relative;
    width: 100%;
    z-index: 1;
    padding: 40px 0 80px;
    background: var(--deep-navy, #08162B); /* Dark background for content */
}

.page-login__main-title {
    font-size: clamp(30px, 4.5vw, 48px); /* Use clamp for H1 font-size */
    font-weight: 800;
    text-align: center;
    margin-bottom: 20px;
    color: var(--gold, #F2C14E);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-login__description {
    font-size: 19px;
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--text-secondary, #AFC4E8);
}

.page-login__form-wrapper {
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    padding: 40px;
    max-width: 450px;
    margin: 0 auto;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color, #244D84);
}

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

.page-login__form-group {
    display: flex;
    flex-direction: column;
}

.page-login__form-label {
    font-size: 15px;
    margin-bottom: 8px;
    color: var(--text-secondary, #AFC4E8);
}

.page-login__form-input {
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-color, #244D84);
    border-radius: 6px;
    font-size: 16px;
    color: var(--text-main, #F3F8FF);
    outline: none;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.page-login__form-input::placeholder {
    color: var(--text-secondary, #AFC4E8);
    opacity: 0.7;
}

.page-login__form-input:focus {
    border-color: var(--glow, #4FA8FF);
    background-color: rgba(255, 255, 255, 0.15);
}

.page-login__form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

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

.page-login__checkbox {
    margin-right: 8px;
    appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color, #244D84);
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
}

.page-login__checkbox:checked {
    background-color: var(--glow, #4FA8FF);
    border-color: var(--glow, #4FA8FF);
}

.page-login__checkbox:checked::before {
    content: '✔';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    color: #ffffff;
}

.page-login__checkbox-label {
    color: var(--text-secondary, #AFC4E8);
    cursor: pointer;
}

.page-login__forgot-password {
    color: var(--glow, #4FA8FF);
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-login__forgot-password:hover {
    text-decoration: underline;
}

.page-login__btn-submit {
    padding: 0; /* Reset padding for button to allow anchor to fill */
    border: none;
    background: none;
    cursor: pointer;
}

.page-login__btn-submit .page-login__btn-link {
    display: block;
    width: 100%;
    padding: 15px 30px;
    background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

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

.page-login__register-link-wrapper {
    margin-top: 30px;
    text-align: center;
}

.page-login__register-text {
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
    margin-bottom: 15px;
}

.page-login__btn-register {
    display: inline-block;
    padding: 10px 20px;
    background: transparent;
    color: var(--gold, #F2C14E);
    text-decoration: none;
    border: 1px solid var(--gold, #F2C14E);
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    transition: background-color 0.3s ease, color 0.3s ease;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-login__btn-register:hover {
    background: var(--gold, #F2C14E);
    color: var(--deep-navy, #08162B);
}

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

.page-login__feature-card {
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color, #244D84);
    transition: transform 0.3s ease;
}

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

.page-login__feature-icon {
    width: 100%; /* Ensure image fills card width */
    height: 200px; /* Fixed height for consistency */
    object-fit: cover;
    margin-bottom: 20px;
    border-radius: 8px;
    display: block; /* Ensure no extra space below image */
}

.page-login__feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--gold, #F2C14E);
}

.page-login__feature-text {
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
}

/* Steps Section */
.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: #f9f9f9;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    border: 1px solid #e0e0e0;
}

.page-login__step-number {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background: var(--glow, #4FA8FF);
    color: #ffffff;
    border-radius: 50%;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.page-login__step-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #113B7A; /* Dark text for light background */
}

.page-login__step-description {
    font-size: 16px;
    color: #333333; /* Dark text for light background */
}

.page-login__text-block {
    font-size: 17px;
    max-width: 900px;
    margin: 40px auto;
    text-align: center;
    color: #333333;
}

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

.page-login__security-item {
    background: var(--card-bg, #10233F);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color, #244D84);
}

.page-login__security-icon {
    width: 100%;
    height: 180px;
    object-fit: contain; /* Contain for security icons */
    margin-bottom: 20px;
    border-radius: 8px;
    display: block;
}

.page-login__security-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--gold, #F2C14E);
}

.page-login__security-text {
    font-size: 16px;
    color: var(--text-secondary, #AFC4E8);
}

.page-login__cta-wrapper {
    margin-top: 50px;
    text-align: center;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Allow buttons to wrap */
}

/* FAQ Section */
.page-login__faq-list {
    margin-top: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

details.page-login__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
}
details.page-login__faq-item summary.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-login__faq-item summary.page-login__faq-question::-webkit-details-marker {
  display: none;
}
details.page-login__faq-item summary.page-login__faq-question:hover {
  background: #f5f5f5;
}
.page-login__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}
.page-login__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-login__faq-item .page-login__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
}

/* Register CTA Section */
.page-login__register-cta-section {
    padding: 80px 0;
}

.page-login__register-cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-login__register-cta-image-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.page-login__register-cta-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
}

.page-login__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap; /* Allow buttons to wrap */
}

/* Image specific styles */
.page-login img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-login__hero-image-wrapper {
        height: 500px;
    }
    .page-login__hero-content-wrapper {
        padding: 30px 0 60px;
    }
    .page-login__main-title {
        font-size: clamp(28px, 4vw, 42px);
    }
    .page-login__description {
        font-size: 17px;
        margin-bottom: 30px;
    }
    .page-login__form-wrapper {
        padding: 30px;
    }
    .page-login__features-grid,
    .page-login__steps-grid,
    .page-login__security-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 25px;
    }
    .page-login__section-title {
        font-size: 32px;
    }
    .page-login__section-description {
        font-size: 17px;
        margin-bottom: 30px;
    }
    .page-login__feature-title,
    .page-login__step-title,
    .page-login__security-title {
        font-size: 22px;
    }
    .page-login__feature-text,
    .page-login__step-description,
    .page-login__security-text {
        font-size: 15px;
    }
    .page-login__faq-qtext {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-login__hero-image-wrapper {
        height: 300px;
    }
    .page-login__hero-image {
        object-fit: contain !important; /* Mobile: contain to prevent cropping */
        aspect-ratio: unset !important;
    }
    .page-login__hero-section {
        padding-top: 10px; /* Small top padding for mobile */
    }
    .page-login__hero-content-wrapper {
        padding: 20px 0 40px;
    }
    .page-login__main-title {
        font-size: clamp(26px, 6vw, 36px);
        margin-bottom: 15px;
    }
    .page-login__description {
        font-size: 16px;
        margin-bottom: 25px;
    }
    .page-login__form-wrapper {
        padding: 25px 15px;
        max-width: 100%; /* Ensure form is full width */
        box-sizing: border-box;
    }
    .page-login__form-input,
    .page-login__btn-submit .page-login__btn-link,
    .page-login__btn-register {
        font-size: 16px;
        padding: 12px 15px;
    }
    .page-login__form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .page-login__register-text {
        font-size: 15px;
    }

    /* 通用图片与容器 */
    .page-login img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-login__container,
    .page-login__section,
    .page-login__card,
    .page-login__text-block,
    .page-login__cta-wrapper,
    .page-login__cta-buttons {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    /* 产品展示图区域 (features-grid) */
    .page-login__features-grid,
    .page-login__steps-grid,
    .page-login__security-grid {
        grid-template-columns: 1fr; /* Single column for mobile */
        gap: 20px;
        overflow-x: hidden; /* Prevent horizontal scroll */
    }
    .page-login__feature-card,
    .page-login__step-card,
    .page-login__security-item {
        padding: 20px;
    }
    .page-login__feature-icon,
    .page-login__security-icon {
        height: auto; /* Allow height to adjust naturally */
    }

    /* 装饰主标题 + 长文 SEO 区 */
    .page-login__section-title {
        font-size: 28px;
        margin-bottom: 15px;
    }
    .page-login__section-description {
        font-size: 16px;
        margin-bottom: 25px;
    }
    .page-login__text-block {
        font-size: 16px;
        margin: 20px auto;
    }
    .page-login__feature-title,
    .page-login__step-title,
    .page-login__security-title {
        font-size: 20px;
    }
    .page-login__feature-text,
    .page-login__step-description,
    .page-login__security-text {
        font-size: 15px;
    }

    /* 按钮与按钮容器 */
    .page-login__btn-primary,
    .page-login__btn-secondary,
    .page-login__btn-register,
    .page-login__btn-submit .page-login__btn-link {
        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-wrapper,
    .page-login__cta-buttons {
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 15px;
    }

    /* FAQ */
    details.page-login__faq-item summary.page-login__faq-question { padding: 15px; }
    .page-login__faq-qtext { font-size: 15px; }
    details.page-login__faq-item .page-login__faq-answer { padding: 0 15px 15px; }
}

@media (max-width: 480px) {
    .page-login__hero-image-wrapper {
        height: 250px;
    }
    .page-login__form-wrapper {
        padding: 20px 10px;
    }
    .page-login__main-title {
        font-size: clamp(24px, 7vw, 32px);
    }
    .page-login__section-title {
        font-size: 24px;
    }
    .page-login__btn-primary,
    .page-login__btn-secondary,
    .page-login__btn-register,
    .page-login__btn-submit .page-login__btn-link {
        padding: 10px 15px;
        font-size: 15px;
    }
}