/* CSS file for login.html */

/* Base styles for the login page */
.page-login {
    background-color: var(--page-bg, #F4F7FB); /* Default light background */
    color: #1F2D3D; /* Main text color */
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.page-login__container {
    max-width: 1250px;
    margin: 0 auto;
    padding: 20px 15px;
}

.page-login__hero-section {
    padding-top: 10px; /* Small top padding, relying on body padding for header offset */
    padding-bottom: 40px;
    background: linear-gradient(180deg, #F4F7FB 0%, #E0E7F5 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-login__hero-image-wrapper {
    width: 100%;
    max-height: 675px;
    overflow: hidden;
    margin-bottom: 20px;
}

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

.page-login__hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 15px;
}

.page-login__main-title {
    font-size: 2.8em;
    font-weight: 700;
    line-height: 1.2;
    color: #2F6BFF;
    margin-bottom: 15px;
    letter-spacing: -0.02em;
}

.page-login__description {
    font-size: 1.1em;
    color: #1F2D3D;
    margin-bottom: 30px;
}

.page-login__login-card {
    background: #FFFFFF; /* Card BG */
    border: 1px solid #D6E2FF; /* Border color */
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(47, 107, 255, 0.1);
    max-width: 450px;
    margin: 0 auto;
}

.page-login__login-card-title {
    font-size: 1.8em;
    color: #1F2D3D;
    margin-bottom: 25px;
    font-weight: 600;
}

.page-login__form-group {
    margin-bottom: 20px;
    text-align: left;
}

.page-login__form-label {
    display: block;
    font-size: 0.95em;
    color: #1F2D3D;
    margin-bottom: 8px;
    font-weight: 500;
}

.page-login__form-input {
    width: calc(100% - 24px); /* Account for padding */
    padding: 12px;
    border: 1px solid #D6E2FF;
    border-radius: 8px;
    font-size: 1em;
    color: #1F2D3D;
    background-color: #F4F7FB; /* Background color */
}

.page-login__form-input::placeholder {
    color: #6FA3FF;
}

.page-login__form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 0.9em;
}

.page-login__remember-me {
    display: flex;
    align-items: center;
    color: #1F2D3D;
}

.page-login__checkbox {
    margin-right: 8px;
    accent-color: #2F6BFF;
}

.page-login__forgot-password-link {
    color: #2F6BFF;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-login__forgot-password-link:hover {
    color: #1F2D3D;
}

.page-login__submit-button {
    width: 100%;
    padding: 14px 25px;
    background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button color */
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.page-login__submit-button:hover {
    background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
    transform: translateY(-2px);
}

.page-login__register-prompt {
    margin-top: 25px;
    font-size: 0.95em;
    color: #1F2D3D;
}

.page-login__register-link {
    color: #2F6BFF;
    text-decoration: none;
    font-weight: 600;
}

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

/* General Section Styles */
.page-login__section-title {
    font-size: 2.2em;
    font-weight: 700;
    color: #2F6BFF;
    text-align: center;
    margin-bottom: 20px;
}

.page-login__section-description {
    font-size: 1.1em;
    color: #1F2D3D;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
}

/* Benefits Section */
.page-login__benefits-section {
    padding: 60px 0;
    background-color: #F4F7FB; /* Background color */
}

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

.page-login__benefit-item {
    background: #FFFFFF; /* Card BG */
    border: 1px solid #D6E2FF;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.08);
    transition: transform 0.3s ease;
}

.page-login__benefit-item:hover {
    transform: translateY(-5px);
}

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

.page-login__benefit-title {
    font-size: 1.4em;
    color: #2F6BFF;
    margin-bottom: 10px;
    font-weight: 600;
}

.page-login__benefit-text {
    font-size: 0.95em;
    color: #1F2D3D;
}

/* Guide Section */
.page-login__guide-section {
    padding: 60px 0;
    background-color: #FFFFFF;
}

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

.page-login__step-item {
    text-align: center;
    padding: 20px;
    background-color: #F4F7FB;
    border-radius: 10px;
    border: 1px solid #D6E2FF;
}

.page-login__step-number {
    font-size: 2.5em;
    font-weight: 700;
    color: #6FA3FF;
    margin-bottom: 15px;
}

.page-login__step-title {
    font-size: 1.3em;
    color: #2F6BFF;
    margin-bottom: 10px;
    font-weight: 600;
}

.page-login__step-text {
    font-size: 0.95em;
    color: #1F2D3D;
}

.page-login__guide-image-wrapper {
    max-width: 800px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

/* Troubleshooting Section (FAQ) */
.page-login__troubleshooting-section {
    padding: 60px 0;
    background-color: #F4F7FB; /* Background color */
}

.page-login__faq-list {
    max-width: 900px;
    margin: 40px auto;
}

.page-login__faq-item {
    background: #FFFFFF; /* Card BG */
    border: 1px solid #D6E2FF;
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.page-login__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.1em;
    font-weight: 600;
    color: #1F2D3D;
    cursor: pointer;
    background-color: #FFFFFF;
    position: relative;
}

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

.page-login__faq-question .page-login__faq-toggle {
    font-size: 1.5em;
    line-height: 1;
    transition: transform 0.3s ease;
}

.page-login__faq-item[open] .page-login__faq-toggle {
    transform: rotate(45deg);
}

.page-login__faq-answer {
    padding: 0 25px 20px;
    font-size: 0.95em;
    color: #1F2D3D;
    line-height: 1.6;
}

.page-login__faq-answer p {
    margin-bottom: 10px;
}

.page-login__support-cta {
    text-align: center;
    margin-top: 30px;
    font-size: 1.1em;
    color: #1F2D3D;
}

.page-login__contact-link {
    color: #2F6BFF;
    text-decoration: none;
    font-weight: 600;
}

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

/* Security Section */
.page-login__security-section {
    padding: 60px 0;
    background-color: #FFFFFF;
}

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

.page-login__feature-item {
    background: #FFFFFF; /* Card BG */
    border: 1px solid #D6E2FF;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

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

.page-login__feature-title {
    font-size: 1.4em;
    color: #2F6BFF;
    margin-bottom: 10px;
    font-weight: 600;
}

.page-login__feature-text {
    font-size: 0.95em;
    color: #1F2D3D;
}

/* CTA Section */
.page-login__cta-section {
    padding: 60px 0;
    text-align: center;
    background-color: #2F6BFF; /* Primary color as background */
    color: #ffffff;
}

.page-login__cta-section .page-login__section-title,
.page-login__cta-section .page-login__section-description {
    color: #ffffff;
}

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

.page-login__btn-primary,
.page-login__btn-secondary {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-login__btn-primary {
    background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button color */
    color: #ffffff;
    border: 2px solid transparent;
}

.page-login__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.page-login__btn-secondary {
    background: #FFFFFF; /* Card BG */
    color: #2F6BFF; /* Primary color for text */
    border: 2px solid #2F6BFF;
}

.page-login__btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-login__main-title {
        font-size: 2.4em;
    }

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

    .page-login__login-card {
        padding: 25px;
    }
}

@media (max-width: 768px) {
    .page-login {
        font-size: 16px;
        line-height: 1.6;
    }

    .page-login__container {
        padding: 15px;
    }

    /* HERO 主图区域 */
    .page-login__hero-section {
        padding-top: 10px !important; /* Small top padding for mobile */
        padding-bottom: 30px;
    }

    .page-login__main-title {
        font-size: 2em;
        margin-bottom: 10px;
    }

    .page-login__description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-login__login-card {
        max-width: 100%;
        padding: 20px;
    }

    .page-login__login-card-title {
        font-size: 1.5em;
        margin-bottom: 20px;
    }

    .page-login__form-group {
        margin-bottom: 15px;
    }

    .page-login__form-input {
        width: calc(100% - 20px);
        padding: 10px;
    }

    .page-login__form-options {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 20px;
    }

    .page-login__remember-me {
        margin-bottom: 10px;
    }

    .page-login__submit-button {
        padding: 12px 20px;
        font-size: 1em;
    }

    .page-login__register-prompt {
        margin-top: 20px;
    }

    /* 长文区 - General Section */
    .page-login__section-title {
        font-size: 1.6em;
        margin-bottom: 15px;
    }

    .page-login__section-description {
        font-size: 1em;
        margin-bottom: 30px;
    }

    /* Benefits Grid (using flex-wrap for mobile) */
    .page-login__benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-login__benefit-item {
        padding: 20px;
    }

    .page-login__guide-steps {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 30px;
    }

    .page-login__step-item {
        padding: 15px;
    }

    /* 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__hero-image-wrapper,
    .page-login__guide-image-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-login__faq-list {
        max-width: 100%;
    }

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

    .page-login__faq-answer {
        padding: 0 20px 15px;
        font-size: 0.9em;
    }

    .page-login__security-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-login__feature-item {
        padding: 20px;
    }

    /* 按钮与按钮容器 */
    .page-login__cta-buttons {
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
        padding: 0 15px; /* Add padding to prevent overflow */
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-login__btn-primary,
    .page-login__btn-secondary {
        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;
    }
}

@media (max-width: 480px) {
    .page-login__main-title {
        font-size: 1.8em;
    }

    .page-login__section-title {
        font-size: 1.5em;
    }

    .page-login__login-card {
        padding: 15px;
    }

    .page-login__login-card-title {
        font-size: 1.3em;
    }

    .page-login__form-input {
        padding: 8px;
    }

    .page-login__submit-button {
        padding: 10px 15px;
    }
}