/* Green Library Page Styles */
:root {
    --primary-color: #00703C;
    --secondary-color: #00703C;
    --accent-color: #38a3a5;
    --light-bg: #f8f9fa;
    --text-color: #333;
    --text-light: #6c757d;
    --white: #ffffff;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

/* Commitment Intro */
.commitment-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem auto;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-color);
}

/* Hero Section */
.page-hero {
    position: relative;
    width: 100%;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), 
                url('../images/greenlibrary-1.jpg') center/cover no-repeat;
    color: #fff;
    text-align: center;
    padding: 100px 20px;
    background-attachment: fixed;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    line-height: 1.2;
}

.hero-subtitle {
    display: inline-block;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #4CAF50;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 30px;
    color: #f0f0f0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-hero {
        min-height: 400px;
        padding: 80px 15px 60px;
        background-attachment: scroll;
    }
    
    .hero-content {
        max-width: 100%;
        padding: 0 10px;
    }
    
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.3;
        margin-bottom: 15px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 20px;
        letter-spacing: 1px;
    }
    
    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 25px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
    }
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Section Styling */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    display: inline-block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color) !important;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(0, 112, 60, 0.1) !important;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: var(--primary-color) !important;
    margin: 1.5rem auto;
    border-radius: 2px;
}

.about-section {
    position: relative;
    overflow: hidden;
}

.about-grid {
    display: grid;
    gap: 3rem;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.about-text p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.feature-highlights {
    margin-top: 3rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(87, 204, 153, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.feature-item p {
    margin: 0;
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.image-wrapper {
    position: relative;
    padding-top: 120%;
    border-radius: 12px;
    overflow: hidden;
}

.about-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.experience-badge {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 200px;
    text-align: center;
}

.years {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color) !important;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: rgba(0, 112, 60, 0.1) !important;
}

.label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 600;
    line-height: 1.4;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 12px;
    padding: 3rem;
    color: white;
    text-align: center;
    margin-top: 3rem;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

.cta-box h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: white;
}

.cta-box p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    opacity: 0.9;
    line-height: 1.7;
}

.cta-box .btn {
    background: white;
    color: var(--primary-color);
    font-weight: 600;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.cta-box .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.section-padding {
    padding: 5rem 0;
}

.bg-light {
    background-color: var(--light-bg);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 1rem;
}

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

.section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Hero Section */
.hero-section {
    padding: 6rem 0 4rem;
    background: url('../images/green-hero-forest.jpg') center center/cover no-repeat;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 112, 60, 0.6); /* green overlay for readability */
    z-index: 0;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    position: relative;
    z-index: 1;
}

.hero-image {
    display: none;
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: scale(1.03);
}

.hero-subtitle {
    display: inline-block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin: 0 0 1.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 90%;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

.hero-stats {
    display: flex;
    justify-content: space-around;
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    margin-top: 4rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.stat-item {
    text-align: center;
    padding: 0 1.5rem;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 50%;
    background: rgba(0, 0, 0, 0.1);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(87, 204, 153, 0.1);
    border-radius: 50%;
    color: var(--primary-color);
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Commitments Section */
.commitments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.commitment-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-top: 4px solid var(--accent-color);
}

.commitment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.commitment-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.commitment-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.checklist li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.checklist li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Get Involved Section */
.involvement-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.involvement-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.involvement-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.involvement-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(56, 163, 165, 0.1);
    border-radius: 50%;
    color: var(--accent-color);
}

.involvement-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.involvement-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Green Tips Section */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tip-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.tip-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.tip-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.tip-card p {
    color: #333; /* Dark gray text */
    line-height: 1.7;
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1); /* Text shadow for better readability */
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #4CAF50;
    color: white;
    border: 2px solid #4CAF50;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    margin: 0 10px 10px 0;
}

.btn-primary:hover {
    background: #3fa67a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    margin: 0 10px 10px 0;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--accent-color);
    color: var(--white);
}

.btn-secondary:hover {
    background: #2d8485;
    transform: translateY(-2px);
}

.text-center {
    text-align: center;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 99;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
    overflow-y: auto;
    padding: 16px;
    box-sizing: border-box;
    -webkit-overflow-scrolling: touch;
    visibility: hidden;
    backdrop-filter: blur(3px);
}

.modal.show {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    visibility: visible;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: #fff;
    border-radius: 12px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    margin: 20px auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.modal-close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.modal h3 {
    margin-top: 0;
    color: var(--primary-color);
}

.modal-body {
    margin: 20px 0;
    line-height: 1.6;
}

.modal-body ul {
    padding-left: 20px;
}

.modal-body li {
    margin-bottom: 10px;
}

.modal-footer {
    text-align: right;
    margin-top: 20px;
}

.modal-close-btn,
.modal-contact-btn {
    padding: 8px 16px;
    margin-left: 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.modal-close-btn {
    background-color: #f0f0f0;
}

.modal-contact-btn {
    background-color: var(--primary-color);
    color: white;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .section-padding {
        padding: 4rem 0;
    }
    
    .features-grid,
    .commitments-grid,
    .involvement-options {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image {
        width: 100%;
        max-width: 100%;
        margin: 0 auto;
    }
    
    .image-wrapper {
        padding-top: 60%;
        width: 100%;
        position: relative;
    }
    
    .about-image img {
        display: block;
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .experience-badge {
        bottom: 1rem;
        left: 1rem;
        padding: 1rem;
        max-width: 140px;
    }
    
    .years {
        font-size: 1.8rem;
    }
    
    .label {
        font-size: 0.75rem;
    }
    
    .cta-box {
        padding: 2rem 1.5rem;
    }
    
    .cta-box h3 {
        font-size: 1.5rem;
    }
    
    .cta-box p {
        font-size: 1rem;
    }
    
    .feature-card,
    .commitment-card,
    .involvement-card {
        padding: 2rem 1.5rem;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    .modal-content {
        padding: 24px 20px;
        margin: 16px 0;
        max-height: 90vh;
        width: calc(100% - 16px);
        border-radius: 8px;
    }
    
    .modal h3 {
        font-size: 1.4rem;
        margin: 0 32px 16px 0;
        line-height: 1.3;
    }
    
    .modal-body {
        font-size: 0.95rem;
    }
    
    .modal-body p {
        margin-bottom: 16px;
        line-height: 1.6;
    }
    
    .modal-body ul {
        padding-left: 20px;
        margin: 0 0 20px;
    }
    
    .modal-body li {
        margin-bottom: 8px;
        padding-left: 8px;
    }
    
    .modal-footer {
        flex-direction: column;
        gap: 12px;
        padding-top: 20px;
        margin-top: 16px;
    }
    
    .modal-close-btn,
    .modal-contact-btn {
        width: 100%;
        padding: 14px 20px;
        font-size: 1rem;
        border-radius: 6px;
    }
    
    .close-btn {
        top: 12px;
        right: 12px;
        font-size: 28px;
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 576px) {
    .page-hero {
        min-height: 350px;
        padding: 70px 10px 50px;
    }
    
    .hero-title {
        font-size: 1.5rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.85rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .features-grid,
    .commitments-grid,
    .involvement-options,
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
        padding: 0.7rem 1.5rem;
    }
    
    .modal-content {
        padding: 16px 12px;
        margin: 8px;
        max-height: 90vh;
    }
    
    .image-wrapper {
        padding-top: 70%;
    }
}