/* style/login.css */

:root {
    --primary-color: #E53935;
    --secondary-color: #FF5A4F;
    --text-main-color: #333333;
    --card-bg-color: #FFFFFF;
    --background-section-light: #F5F7FA;
    --border-color: #E0E0E0;
    --gradient-button: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
}

.page-login {
    font-family: Arial, sans-serif;
    color: var(--text-main-color);
    line-height: 1.6;
}

.page-login__container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-login__hero-section {
    background-color: var(--background-section-light);
    padding: 10px 0 60px 0; /* Adjusted padding-top to 10px */
    text-align: center;
    color: var(--text-main-color);
}

.page-login__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.2;
    letter-spacing: -0.02em;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-login__subtitle {
    font-size: 1.1em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #555;
}

.page-login__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.page-login__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
    cursor: pointer;
    border: none;
    text-align: center;
    box-sizing: border-box;
}

.page-login__btn-primary {
    background: var(--gradient-button);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(229, 57, 53, 0.3);
}

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

.page-login__btn-secondary {
    background: var(--card-bg-color);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

.page-login__login-form-wrap {
    background: var(--card-bg-color);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 450px;
    margin: 0 auto;
    text-align: left;
    border: 1px solid var(--border-color);
}

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

.page-login__form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main-color);
}

.page-login__form-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1em;
    box-sizing: border-box;
    transition: border-color 0.3s ease;
}

.page-login__form-input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.page-login__form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.page-login__submit-btn {
    flex-grow: 1;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    background: var(--gradient-button);
    color: #ffffff;
    text-align: center;
    box-sizing: border-box;
    max-width: calc(60% - 5px);
}

.page-login__forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9em;
    flex-grow: 1;
    text-align: right;
    max-width: calc(40% - 5px);
    white-space: nowrap;
}

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

.page-login__section-title {
    font-size: clamp(1.8em, 4vw, 2.5em);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.3;
}

.page-login__section-description {
    font-size: 1.05em;
    color: #555;
    text-align: center;
    margin-bottom: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-login__benefits-section, .page-login__security-features, .page-login__faq-section {
    padding: 60px 0;
    background-color: var(--background-section-light);
    color: var(--text-main-color);
}

.page-login__dark-bg {
    background-color: var(--primary-color);
    color: #ffffff;
}

.page-login__dark-bg .page-login__section-title,
.page-login__dark-bg .page-login__section-description,
.page-login__dark-bg .page-login__card-title,
.page-login__dark-bg .page-login__card-text,
.page-login__dark-bg .page-login__feature-title,
.page-login__dark-bg .page-login__feature-text {
    color: #ffffff;
}

.page-login__grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.page-login__grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.page-login__info-card {
    background: var(--card-bg-color);
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.page-login__card-image {
    width: 100%;
    height: auto;
    max-width: 680px; /* Max width based on placeholder */
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: cover;
    min-height: 200px; /* Enforce min height for content images */
    min-width: 200px; /* Enforce min width for content images */
}

.page-login__card-title {
    font-size: 1.4em;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.page-login__card-text {
    font-size: 1em;
    color: #666;
}

.page-login__info-card--horizontal {
    display: flex;
    text-align: left;
    align-items: center;
    padding: 25px;
    gap: 25px;
}

.page-login__info-card--horizontal .page-login__card-image {
    flex-shrink: 0;
    width: 250px;
    height: 150px;
    margin-bottom: 0;
    border-radius: 8px;
}

.page-login__info-card--horizontal .page-login__card-content {
    flex-grow: 1;
}

.page-login__info-card--horizontal .page-login__card-title {
    margin-top: 0;
}

.page-login__feature-item {
    background: var(--card-bg-color);
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    border: 1px solid var(--border-color);
}

.page-login__feature-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.page-login__feature-text {
    font-size: 0.95em;
    color: #666;
}

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

.page-login__new-user-cta {
    padding: 80px 0;
    text-align: center;
}

.page-login__faq-list {
    margin-top: 30px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-login__faq-item {
    background: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.page-login__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    font-size: 1.15em;
    font-weight: 600;
    color: var(--text-main-color);
    cursor: pointer;
    background-color: #fcfcfc;
    border-bottom: 1px solid transparent; /* default */
    list-style: none;
}

.page-login__faq-item[open] .page-login__faq-question {
    border-bottom-color: var(--border-color);
}

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

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

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

.page-login__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: #666;
}

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

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

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

/* Mobile-first approach, or specific overrides for smaller screens */
@media (max-width: 1024px) {
    .page-login__container {
        padding: 0 15px;
    }

    .page-login__hero-section {
        padding: 10px 0 40px 0;
    }

    .page-login__main-title {
        font-size: clamp(2em, 5vw, 2.5em);
    }

    .page-login__subtitle {
        font-size: 1em;
    }

    .page-login__cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .page-login__btn, .page-login__submit-btn {
        width: 100%;
        max-width: 300px; /* Limit button width on tablets */
    }

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

    .page-login__form-actions {
        flex-direction: column;
        align-items: center;
    }

    .page-login__submit-btn {
        max-width: 100%;
        margin-bottom: 10px;
    }

    .page-login__forgot-password {
        text-align: center;
        max-width: 100%;
    }

    .page-login__section-title {
        font-size: clamp(1.6em, 4vw, 2.2em);
    }

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

    .page-login__benefits-section, .page-login__security-features, .page-login__faq-section {
        padding: 40px 0;
    }

    .page-login__grid-3, .page-login__grid-2 {
        grid-template-columns: 1fr;
    }

    .page-login__info-card--horizontal {
        flex-direction: column;
        text-align: center;
    }

    .page-login__info-card--horizontal .page-login__card-image {
        width: 100%;
        height: auto;
        max-width: 400px; /* Adjust for tablet */
        margin-bottom: 20px;
    }

    .page-login__info-card--horizontal .page-login__card-content {
        padding: 0;
    }

    .page-login__faq-question {
        padding: 15px 20px;
        font-size: 1.1em;
    }

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

@media (max-width: 768px) {
    /* 1. 顶区标题 + 双 CTA */
    .page-login__hero-section {
        padding-top: 10px !important; /* Enforce 10px top padding */
        padding-bottom: 30px;
    }

    .page-login__main-title {
        font-size: 1.8em !important;
        margin-bottom: 10px;
    }

    .page-login__subtitle {
        font-size: 0.9em !important;
        margin-bottom: 20px;
    }

    .page-login__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px;
        width: 100%;
        box-sizing: border-box;
    }

    .page-login__btn, .page-login__submit-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__login-form-wrap {
        padding: 25px;
        margin: 0 15px;
    }

    .page-login__form-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .page-login__submit-btn {
        max-width: 100% !important;
        width: 100% !important;
        margin-bottom: 0;
    }

    .page-login__forgot-password {
        max-width: 100% !important;
        width: 100% !important;
        text-align: center;
        font-size: 0.85em !important;
    }

    /* 2. 单栏长文容器 (general sections) */
    .page-login__benefits-section, .page-login__security-features, .page-login__faq-section, .page-login__troubleshooting-section, .page-login__new-user-cta {
        padding: 30px 0 !important;
    }

    .page-login__section-title {
        font-size: 1.5em !important;
        margin-bottom: 15px;
        padding: 0 15px;
    }

    .page-login__section-description {
        font-size: 0.9em !important;
        margin-bottom: 25px;
        padding: 0 15px;
    }

    .page-login__grid-3, .page-login__grid-2 {
        gap: 20px;
        padding: 0 15px;
    }

    .page-login__info-card, .page-login__feature-item {
        padding: 20px;
        margin-bottom: 0; /* Remove extra margin if any */
    }

    .page-login__info-card--horizontal {
        flex-direction: column;
        padding: 20px;
        text-align: center;
        margin: 0 15px;
    }

    .page-login__info-card--horizontal .page-login__card-image {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        margin-bottom: 15px;
        min-height: 200px !important;
        min-width: 200px !important;
    }

    .page-login__card-title {
        font-size: 1.2em !important;
        margin-top: 10px;
    }

    .page-login__card-text {
        font-size: 0.9em !important;
    }

    /* 3. 通用图片与 figure */
    .page-login img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block;
        box-sizing: border-box !important;
        min-width: 200px !important;
        min-height: 200px !important;
    }

    .page-login__section,
    .page-login__card,
    .page-login__container,
    .page-login__login-form-wrap {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        /* Padding for content inside sections/cards handled by individual elements if needed */
    }

    /* 4. 按钮与按钮容器 (already covered in top-cta and form-actions) */
    .page-login__cta-buttons, .page-login__form-actions {
        flex-wrap: wrap !important;
        gap: 10px;
    }

    /* 5. 注册教程与 FAQ 区块 */
    .page-login__faq-list {
        margin-top: 20px;
        padding: 0 15px;
    }

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

    .page-login__faq-question {
        padding: 12px 18px;
        font-size: 1em !important;
    }

    .page-login__faq-toggle {
        font-size: 1.3em !important;
    }

    .page-login__faq-answer {
        padding: 0 18px 12px 18px;
        font-size: 0.9em !important;
    }

    .page-login__cta-bottom {
        margin-top: 30px;
        padding: 0 15px;
    }
}