/* ==========================================
   JAITI NGO - Main Stylesheet
   Clean, Professional Design
   ========================================== */

/* CSS Variables */
:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #3b82f6;
    --color-secondary: #f59e0b;
    --color-secondary-dark: #d97706;
    
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-text-muted: #9ca3af;
    
    --color-bg: #ffffff;
    --color-bg-light: #f9fafb;
    --color-bg-alt: #f3f4f6;
    
    --color-border: #e5e7eb;
    
    --font-heading: 'Source Serif 4', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   NAVIGATION
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-bg);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Logo with image */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 40px;
    height: 40px;
}

.logo span {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: #1E3A5F;
}

.logo:hover span {
    color: var(--color-primary-dark);
}

.logo:hover {
    color: var(--color-primary-dark);
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a.active {
    color: var(--color-primary);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: white;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 50px;
    margin-bottom: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* ==========================================
   PAGE HEADER
   ========================================== */
.page-header {
    padding: 140px 0 60px;
    background: var(--color-bg-light);
    text-align: center;
}

.page-header h1 {
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--color-text-light);
}

/* ==========================================
   MISSION SECTION
   ========================================== */
.mission {
    padding: 80px 0;
    background: var(--color-primary);
    color: white;
    text-align: center;
}

.mission h2 {
    color: white;
    margin-bottom: 25px;
}

.mission-text {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.15rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* ==========================================
   WHAT WE DO / SERVICES
   ========================================== */
.what-we-do {
    padding: 100px 0;
    background: var(--color-bg);
}

.what-we-do h2 {
    text-align: center;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--color-bg-light);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--color-text);
}

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

/* ==========================================
   VIDEO SECTION
   ========================================== */
.video-section {
    padding: 100px 0;
    background: var(--color-bg-light);
}

.video-section h2 {
    text-align: center;
    margin-bottom: 40px;
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-wrapper video {
    width: 100%;
    display: block;
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-section {
    padding: 80px 0;
    background: var(--color-bg-alt);
    text-align: center;
}

.cta-section h2 {
    margin-bottom: 15px;
}

.cta-section p {
    color: var(--color-text-light);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   ABOUT PAGE - STORY SECTION
   ========================================== */
.about-story {
    padding: 80px 0;
}

.story-content {
    max-width: 800px;
    margin: 0 auto;
}

.story-content h2 {
    margin-bottom: 30px;
}

.story-content p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 1.05rem;
}

/* Mission & Vision Cards */
.mission-vision {
    padding: 80px 0;
    background: var(--color-bg-light);
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.mv-card {
    background: white;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.mv-card h3 {
    color: var(--color-primary);
    margin-bottom: 20px;
}

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

/* Our Values */
.our-values {
    padding: 100px 0;
}

.our-values h2 {
    text-align: center;
    margin-bottom: 50px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.value-item h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.value-item p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Impact Section */
.impact-section {
    padding: 80px 0;
    background: var(--color-primary);
}

.impact-section h2 {
    text-align: center;
    color: white;
    margin-bottom: 50px;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.impact-card {
    text-align: center;
    color: white;
}

.impact-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.impact-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* Help Section */
.help-section {
    padding: 100px 0;
    background: var(--color-bg-light);
}

.help-section h2 {
    text-align: center;
    margin-bottom: 20px;
}

.help-intro {
    text-align: center;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 50px;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.help-card {
    background: white;
    padding: 35px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.help-card:hover {
    box-shadow: var(--shadow-md);
}

.help-card h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

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

.help-cta {
    text-align: center;
    margin-top: 50px;
}

.help-cta p {
    color: var(--color-text);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* ==========================================
   GALLERY PAGE
   ========================================== */
.gallery-section {
    padding: 80px 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    background: var(--color-bg-alt);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-image {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 15px;
    transition: var(--transition);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    color: var(--color-secondary);
}

.lightbox-close {
    top: 20px;
    right: 20px;
}

.lightbox-prev {
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

/* ==========================================
   CONTACT PAGE
   ========================================== */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2,
.contact-form-wrapper h2 {
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.contact-text p,
.contact-text a {
    color: var(--color-text-light);
}

.contact-text a:hover {
    color: var(--color-primary);
}

.contact-social h3 {
    font-size: 1rem;
    margin-bottom: 15px;
}

.contact-social .social-links {
    flex-direction: column;
    gap: 15px;
}

.contact-social .social-links a {
    color: var(--color-text);
    transition: var(--transition);
}
.contact-social .social-links a:hover {
    color: var(--color-primary);
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text);
    font-weight: 500;
}

.social-link:hover {
    color: var(--color-primary);
}

/* Contact Form */
.contact-form {
    background: var(--color-bg-light);
    padding: 40px;
    border-radius: var(--radius-lg);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: white;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Map Section */
.map-section {
    padding: 80px 0;
    background: var(--color-bg-light);
}

.map-section h2 {
    text-align: center;
    margin-bottom: 40px;
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--color-text);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: white;
    margin-bottom: 15px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-links h4,
.footer-social h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.social-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ==========================================
   RESPONSIVE STYLES
   ========================================== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    /* Mobile Navigation */
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        gap: 0;
        padding: 20px;
        box-shadow: var(--shadow-md);
        display: none;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        padding: 15px 0;
        border-bottom: 1px solid var(--color-border);
    }
    
    /* Hero */
    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    /* Grids */
    .services-grid,
    .mv-grid,
    .help-grid,
    .contact-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid,
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact Form */
    .contact-form {
        padding: 30px 20px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero h1 {
        font-size: 1.875rem;
    }
    
    .values-grid,
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .btn {
        padding: 12px 24px;
    }
}