/* style/partnerships.css */

/* Custom Colors */
:root {
    --color-primary: #11A84E; /* 主色调 */
    --color-secondary: #22C768; /* 辅助色 */
    --color-button-gradient-start: #2AD16F; /* 按钮渐变开始 */
    --color-button-gradient-end: #13994A; /* 按钮渐变结束 */
    --color-card-bg: #11271B; /* Card BG */
    --color-background: #08160F; /* 背景 */
    --color-text-main: #F2FFF6; /* Text Main */
    --color-text-secondary: #A7D9B8; /* Text Secondary */
    --color-border: #2E7A4E; /* 边框 */
    --color-glow: #57E38D; /* Glow */
    --color-gold: #F2C14E; /* Gold */
    --color-divider: #1E3A2A; /* Divider */
    --color-deep-green: #0A4B2C; /* Deep Green */
}

.page-partnerships {
    background-color: var(--color-background);
    color: var(--color-text-main);
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding-bottom: 50px; /* Ensure space above footer */
}

/* General Container */
.page-partnerships__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Section Titles */
.page-partnerships__section-title {
    font-size: 2.5rem;
    color: var(--color-text-main);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
    font-weight: bold;
}

.page-partnerships__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-gold);
    border-radius: 2px;
}

.page-partnerships__section-description {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.page-partnerships__btn-primary,
.page-partnerships__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
    box-sizing: border-box; /* Important for responsive buttons */
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word; /* Allow text wrapping */
    max-width: 100%; /* Ensure button adapts to container */
}

.page-partnerships__btn-primary {
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: var(--color-text-main); /* White-ish text on green gradient */
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-partnerships__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-partnerships__btn-secondary {
    background-color: transparent;
    color: var(--color-primary); /* Green text on transparent */
    border: 2px solid var(--color-primary);
}

.page-partnerships__btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-main);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Hero Section */
.page-partnerships__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 10px; /* Small top padding, body handles --header-offset */
    padding-bottom: 80px;
}

.page-partnerships__hero-image-wrapper {
    width: 100%;
    max-height: 700px; /* Limit height for aesthetic */
    overflow: hidden;
}

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

.page-partnerships__hero-content {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--color-background); /* Background to ensure text readability */
    margin-top: -80px; /* Overlap with image slightly for visual flow */
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 900px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.page-partnerships__main-title {
    /* No fixed font-size, rely on weight, line-height, etc. */
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gold);
    margin-bottom: 20px;
    max-width: 90%; /* For title length constraint */
    margin-left: auto;
    margin-right: auto;
    /* Use clamp for controlled responsiveness if needed, but not fixed large values */
    font-size: clamp(2rem, 4vw, 3.5rem); 
}

.page-partnerships__intro-description {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section / Why Partner */
.page-partnerships__about-section {
    padding: 80px 0;
    background-color: var(--color-card-bg); /* Darker background for contrast */
}

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

.page-partnerships__feature-card {
    background-color: var(--color-background); /* Lighter than section bg */
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
    border: 1px solid var(--color-divider);
}

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

.page-partnerships__feature-icon {
    width: 100%; /* Ensure it's not a small icon */
    max-width: 200px; /* Recommended min size is 200x200 */
    height: auto;
    margin-bottom: 20px;
    border-radius: 8px;
    object-fit: cover;
    display: block;
    margin-left: auto;
    margin-right: auto;
    min-width: 200px; /* Enforce minimum size */
    min-height: 200px; /* Enforce minimum size */
}

.page-partnerships__card-title {
    font-size: 1.5rem;
    color: var(--color-text-main);
    margin-bottom: 15px;
    font-weight: bold;
}

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

/* Partnership Models Section */
.page-partnerships__models-section {
    padding: 80px 0;
}

.page-partnerships__model-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.page-partnerships__model-card {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    flex: 1 1 calc(50% - 30px); /* Two cards per row on desktop */
    max-width: calc(50% - 30px);
    text-align: center;
    border: 1px solid var(--color-divider);
}

.page-partnerships__model-image {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 25px;
    min-width: 200px; /* Enforce minimum size */
    min-height: 200px; /* Enforce minimum size */
}

/* Process Section */
.page-partnerships__process-section {
    padding: 80px 0;
    background-color: var(--color-card-bg);
}

.page-partnerships__process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.page-partnerships__step-item {
    background-color: var(--color-background);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    border: 1px solid var(--color-divider);
}

.page-partnerships__step-number {
    width: 60px;
    height: 60px;
    line-height: 60px;
    border-radius: 50%;
    background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
    color: var(--color-text-main);
    font-size: 2rem;
    font-weight: bold;
    margin: 0 auto 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.page-partnerships__step-title {
    font-size: 1.4rem;
    color: var(--color-text-main);
    margin-bottom: 10px;
    font-weight: bold;
}

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

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

/* FAQ Section */
.page-partnerships__faq-section {
    padding: 80px 0;
}

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

.page-partnerships__faq-item {
    background-color: var(--color-card-bg);
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: 1px solid var(--color-divider);
}

.page-partnerships__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--color-text-main);
    cursor: pointer;
    background-color: var(--color-background);
    border-radius: 12px;
    transition: background-color 0.3s ease;
}

.page-partnerships__faq-question:hover {
    background-color: var(--color-deep-green);
}

.page-partnerships__faq-item[open] .page-partnerships__faq-question {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.page-partnerships__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    color: var(--color-gold);
    margin-left: 15px;
}

.page-partnerships__faq-item[open] .page-partnerships__faq-toggle {
    content: '−'; /* Changed by JS */
}

.page-partnerships__faq-answer {
    padding: 0 25px 20px;
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-height: 0; /* Handled by <details> natively, but good for fallback */
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.page-partnerships__faq-item[open] .page-partnerships__faq-answer {
    max-height: 2000px; /* Large enough for content, controlled by <details> */
}

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

.page-partnerships__contact-section .page-partnerships__btn-secondary,
.page-partnerships__contact-section .page-partnerships__btn-primary {
    margin: 10px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-partnerships__main-title {
        font-size: clamp(1.8rem, 5vw, 3rem);
    }
    .page-partnerships__intro-description {
        font-size: 1.1rem;
    }
    .page-partnerships__section-title {
        font-size: 2rem;
    }
    .page-partnerships__model-card {
        flex: 1 1 calc(100% - 30px); /* Single column on smaller screens */
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .page-partnerships__container {
        padding: 0 15px;
    }

    /* General responsive for images and containers */
    .page-partnerships img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-partnerships__section,
    .page-partnerships__card,
    .page-partnerships__container,
    .page-partnerships__hero-section,
    .page-partnerships__about-section,
    .page-partnerships__models-section,
    .page-partnerships__process-section,
    .page-partnerships__faq-section,
    .page-partnerships__contact-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    /* Specific overrides for sections that might have different paddings */
    .page-partnerships__hero-section {
        padding-left: 0 !important;
        padding-right: 0 !important;
        padding-top: 10px !important; /* Small top padding */
    }
    .page-partnerships__hero-content {
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-partnerships__main-title {
        font-size: clamp(1.5rem, 6vw, 2.5rem);
        padding-left: 0;
        padding-right: 0;
    }

    .page-partnerships__intro-description {
        font-size: 1rem;
    }

    .page-partnerships__section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }

    .page-partnerships__section-description {
        font-size: 1rem;
        margin-bottom: 40px;
    }

    .page-partnerships__btn-primary,
    .page-partnerships__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;
        padding-right: 15px;
        margin-bottom: 10px; /* Add space between stacked buttons */
    }

    .page-partnerships__contact-section .page-partnerships__btn-secondary,
    .page-partnerships__contact-section .page-partnerships__btn-primary {
        margin: 5px 0;
    }

    .page-partnerships__cta-bottom {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .page-partnerships__faq-question {
        font-size: 1.1rem;
        padding: 15px 20px;
    }
    .page-partnerships__faq-toggle {
        font-size: 1.5rem;
    }
    .page-partnerships__faq-answer {
        padding: 0 20px 15px;
    }

    .page-partnerships__feature-icon,
    .page-partnerships__model-image {
        min-width: 200px !important;
        min-height: 200px !important;
    }
}

/* Ensure no filter is used on images */
.page-partnerships img {
    filter: none; /* Explicitly disable any filter */
}

/* Contrast fixes for specific elements if needed based on background */
.page-partnerships__dark-section {
    background-color: var(--color-card-bg); /* Dark background */
    color: var(--color-text-main); /* Light text */
}

.page-partnerships__card {
    background-color: var(--color-background); /* Dark background */
    color: var(--color-text-main); /* Light text */
    border: 1px solid var(--color-divider);
}

.page-partnerships__card-title {
    color: var(--color-text-main);
}

.page-partnerships__card-text {
    color: var(--color-text-secondary);
}

.page-partnerships__faq-item {
    background-color: var(--color-card-bg);
}
.page-partnerships__faq-question {
    background-color: var(--color-background);
    color: var(--color-text-main);
}
.page-partnerships__faq-answer {
    color: var(--color-text-secondary);
}