/* style/login.css */

:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --login-button-color: #EA7C07;
    --dark-bg-color: #000000;
    --light-bg-color: #FFFFFF;
    --text-on-dark: #FFFFFF;
    --text-on-light: #333333;
}

.page-login {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-on-dark); /* Default text color for the page body on dark background */
}

.page-login__dark-bg {
    background-color: var(--dark-bg-color);
    color: var(--text-on-dark);
}

.page-login__light-bg {
    background-color: var(--light-bg-color);
    color: var(--text-on-light);
}

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

/* Hero Section */
.page-login__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 10px; /* Small top padding as body handles header offset */
    padding-bottom: 60px;
    background-color: var(--dark-bg-color);
    color: var(--text-on-dark);
}

.page-login__hero-content {
    max-width: 900px;
    margin-bottom: 30px;
    padding: 0 20px;
}

.page-login__main-title {
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-shadow: 0 0 5px rgba(38, 169, 224, 0.5);
}

.page-login__hero-description {
    font-size: 1.1em;
    color: var(--text-on-dark);
    max-width: 800px;
    margin: 0 auto;
}

.page-login__hero-image-wrapper {
    width: 100%;
    max-width: 1200px;
    overflow: hidden;
    box-sizing: border-box;
}

.page-login__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

/* Login Form Section */
.page-login__login-form-section {
    padding: 60px 0;
    background-color: var(--light-bg-color);
    color: var(--text-on-light);
}

.page-login__section-title {
    font-size: 2.2em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 15px;
}

.page-login__section-description {
    font-size: 1.1em;
    color: var(--text-on-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-login__form {
    max-width: 500px;
    margin: 0 auto;
    padding: 40px;
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid #e0e0e0;
}

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

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

.page-login__form-input {
    width: calc(100% - 20px);
    padding: 12px 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1em;
    box-sizing: border-box;
}

.page-login__form-input::placeholder {
    color: #aaa;
}

.page-login__form-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-top: 30px;
}

.page-login__btn-submit {
    background-color: var(--login-button-color);
    color: var(--text-on-dark);
    padding: 14px 25px;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-decoration: none;
    display: inline-block;
    width: 100%;
    max-width: 300px; /* Constrain button width */
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-login__btn-submit:hover {
    background-color: #c96700;
}

.page-login__forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.95em;
}

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

.page-login__register-text {
    text-align: center;
    margin-top: 30px;
    color: var(--text-on-light);
}

.page-login__register-link {
    color: var(--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(--dark-bg-color);
    color: var(--text-on-dark);
    text-align: center;
}

.page-login__highlight {
    color: var(--primary-color);
}

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

.page-login__benefit-card {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, background-color 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-login__benefit-card:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
}

.page-login__benefit-icon {
    width: 100%;
    max-width: 200px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 8px;
}

.page-login__benefit-title {
    font-size: 1.5em;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.page-login__benefit-text {
    font-size: 1em;
    color: var(--text-on-dark);
}

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

.page-login__security-content {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-top: 50px;
}

.page-login__security-text {
    flex: 1;
}

.page-login__security-text p {
    margin-bottom: 15px;
}

.page-login__security-list {
    list-style: disc inside;
    margin-left: 20px;
    margin-bottom: 20px;
}

.page-login__security-list li {
    margin-bottom: 8px;
}

.page-login__security-image-wrapper {
    flex: 1;
    min-width: 300px;
    overflow: hidden;
    box-sizing: border-box;
}

.page-login__security-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* FAQ Section */
.page-login__faq-section {
    padding: 80px 0;
    background-color: var(--dark-bg-color);
    color: var(--text-on-dark);
    text-align: center;
}

.page-login__faq-list {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-login__faq-item {
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    text-align: left;
}

.page-login__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    font-size: 1.1em;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-on-dark);
    background-color: rgba(255, 255, 255, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: background-color 0.3s ease;
    list-style: none; /* For details/summary */
}

.page-login__faq-item[open] > .page-login__faq-question {
    background-color: rgba(255, 255, 255, 0.25);
}

.page-login__faq-question::-webkit-details-marker, /* Hide default marker */
.page-login__faq-question::marker {
    display: none;
}

.page-login__faq-question:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

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

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

.page-login__faq-answer {
    padding: 20px;
    font-size: 1em;
    color: var(--text-on-dark);
    background-color: rgba(255, 255, 255, 0.05);
}

/* CTA Section */
.page-login__cta-section {
    padding: 80px 0;
    background-color: var(--light-bg-color);
    color: var(--text-on-light);
}

.page-login__cta-container {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.page-login__cta-content {
    flex: 1;
    min-width: 300px;
    text-align: left;
}

.page-login__cta-content .page-login__section-title {
    text-align: left;
    color: var(--primary-color);
}

.page-login__cta-content .page-login__section-description {
    text-align: left;
    margin-left: 0;
    margin-right: 0;
    margin-bottom: 30px;
}

.page-login__btn-register {
    background-color: var(--primary-color);
    color: var(--text-on-dark);
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-decoration: none;
    display: inline-block;
    white-space: normal;
    word-wrap: break-word;
}

.page-login__btn-register:hover {
    background-color: #1e87b7;
}

.page-login__cta-image-wrapper {
    flex: 1;
    min-width: 300px;
    overflow: hidden;
    box-sizing: border-box;
}

.page-login__cta-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Explore Section */
.page-login__explore-section {
    padding: 80px 0;
    background-color: var(--dark-bg-color);
    color: var(--text-on-dark);
    text-align: center;
}

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

.page-login__explore-card {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    text-decoration: none;
    color: var(--text-on-dark);
    transition: transform 0.3s ease, background-color 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-login__explore-card:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
}

.page-login__explore-image {
    width: 100%;
    height: auto;
    max-width: 250px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.page-login__explore-title {
    font-size: 1.3em;
    color: var(--primary-color);
}

.page-login__explore-text {
    margin-top: 40px;
    font-size: 1.1em;
}

/* Contact Section */
.page-login__contact-section {
    padding: 80px 0;
    background-color: var(--light-bg-color);
    color: var(--text-on-light);
    text-align: center;
}

.page-login__btn-contact {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 15px 30px;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
    text-decoration: none;
    display: inline-block;
    margin-top: 30px;
    white-space: normal;
    word-wrap: break-word;
}

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

.page-login__additional-info {
    margin-top: 20px;
    font-size: 0.95em;
    color: var(--text-on-light);
}

/* --- Responsive Styles --- */

/* Tablet and Mobile */
@media (max-width: 1024px) {
    .page-login__container {
        padding: 15px;
    }

    .page-login__hero-content {
        margin-bottom: 20px;
    }

    .page-login__main-title {
        font-size: clamp(2em, 5vw, 2.8em); /* Use clamp for H1 */
    }

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

    .page-login__login-form-section,
    .page-login__benefits-section,
    .page-login__security-section,
    .page-login__faq-section,
    .page-login__cta-section,
    .page-login__explore-section,
    .page-login__contact-section {
        padding: 50px 0;
    }

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

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

    .page-login__form {
        padding: 30px;
    }

    .page-login__benefits-grid,
    .page-login__explore-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 20px;
    }

    .page-login__security-content,
    .page-login__cta-container {
        flex-direction: column;
        text-align: center;
    }

    .page-login__security-text,
    .page-login__cta-content {
        text-align: center;
    }

    .page-login__security-image-wrapper,
    .page-login__cta-image-wrapper {
        max-width: 600px;
    }

    .page-login__btn-submit,
    .page-login__btn-register,
    .page-login__btn-contact {
        max-width: 250px;
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-login__hero-section {
        padding-top: 10px !important; /* Small top padding */
        padding-bottom: 40px !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    .page-login__main-title {
        font-size: clamp(1.8em, 7vw, 2.5em) !important; /* Smaller H1 for mobile */
        margin-bottom: 15px !important;
    }

    .page-login__hero-description {
        font-size: 0.95em !important;
    }

    .page-login__hero-image-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-login__hero-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    /* 通用图片与容器 */
    .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-section,
    .page-login__benefits-section,
    .page-login__security-section,
    .page-login__faq-section,
    .page-login__cta-section,
    .page-login__explore-section,
    .page-login__contact-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
        overflow-x: hidden !important; /* Prevent horizontal scroll */
    }

    /* 按钮与按钮容器 */
    .page-login__btn-submit,
    .page-login__btn-register,
    .page-login__btn-contact,
    .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 !important;
        padding-right: 15px !important;
    }

    .page-login__form-actions,
    .page-login__button-group,
    .page-login__btn-container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        flex-direction: column !important; /* Stack buttons vertically */
        gap: 10px !important;
        overflow: hidden !important;
    }

    /* 其他内容模块 */
    .page-login__section-title {
        font-size: 1.6em !important;
    }

    .page-login__section-description {
        font-size: 0.9em !important;
        margin-bottom: 25px !important;
    }

    .page-login__form {
        padding: 20px !important;
        margin: 0 !important;
    }

    .page-login__benefits-grid,
    .page-login__explore-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .page-login__security-content,
    .page-login__cta-container {
        gap: 20px !important;
    }

    .page-login__security-list {
        margin-left: 0 !important;
        padding-left: 20px !important;
    }

    .page-login__faq-question {
        font-size: 1em !important;
        padding: 15px !important;
    }

    .page-login__faq-answer {
        padding: 15px !important;
        font-size: 0.95em !important;
    }

    .page-login__explore-card {
        padding: 15px !important;
    }
    .page-login__explore-title {
        font-size: 1.2em !important;
    }
    .page-login__explore-image {
        max-width: 100% !important;
    }
}

/* Contrast Fixes if needed - ensure text on various backgrounds is readable */
.page-login__dark-bg .page-login__section-description,
.page-login__dark-bg p,
.page-login__dark-bg li {
    color: var(--text-on-dark);
}

.page-login__light-bg .page-login__section-description,
.page-login__light-bg p,
.page-login__light-bg li {
    color: var(--text-on-light);
}

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

.page-login__faq-item .page-login__faq-question .page-login__faq-toggle {
    content: '+';
}