/* 
    BhuMitra - Clean, Institutional Design System
    Focus: Professional, administrative, flat vectors, high legibility.
*/

:root {
    /* Color Palette: Deep Institutional Blues, Muted Greens, Soft Grays */
    --color-primary: #1e3a5f;
    /* Deep Blue - Authority, Trust */
    --color-primary-light: #2c5282;
    --color-secondary: #2f855a;
    /* Muted Green - Land, Stability */
    --color-accent: #c6f6d5;
    /* Very Light Green - Background accents */
    --color-error: #9b2c2c;
    /* Muted Red - Risks/Alerts */
    --color-error-light: #fed7d7;

    --color-text-main: #2d3748;
    /* Off-black for better readability than pitch black */
    --color-text-muted: #4a5568;
    --color-text-light: #e2e8f0;

    --color-bg-main: #ffffff;
    --color-bg-light: #f7fafc;
    --color-bg-dark: #1a202c;

    --color-border: #e2e8f0;

    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-heading: 'Merriweather', Georgia, serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Visuals */
    --radius-sm: 4px;
    --radius-md: 8px;
    --shadow-subtle: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

body {
    font-family: var(--font-main);
    color: var(--color-text-main);
    background-color: var(--color-bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
}

h1 {
    font-size: 2.75rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.015em;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.125rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-muted);
}

a {
    text-decoration: none;
    color: var(--color-primary-light);
    transition: color 0.2s ease;
}

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

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

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

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

.text-white,
.bg-dark h2,
.bg-dark h4 {
    color: #fff;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
    max-width: 800px;
}

.mt-4 {
    margin-top: var(--spacing-md);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
}

.bg-dark .section-subtitle {
    color: var(--color-text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    text-align: center;
    border: 2px solid transparent;
}

.btn:active {
    transform: translateY(1px);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-light);
    color: #fff;
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Grid Systems */
.grid-cards {
    display: grid;
    gap: var(--spacing-md);
}

.problem-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

@media (min-width: 1024px) {

    /* Asymmetrical grid for larger screens to break up generic feeling */
    .problem-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
    }

    .problem-grid .card:first-child {
        grid-column: 1 / span 2;
        border-top: 4px solid var(--color-error);
        /* Geometric accent */
        background: var(--color-bg-light);
    }

    .problem-grid .card:nth-child(2) {
        border-top: 4px solid var(--color-secondary);
    }

    .problem-grid .card:nth-child(3) {
        grid-column: 1 / span 3;
        border-top: 4px solid var(--color-primary);
    }
}

.three-col-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.two-col-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.impact-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.audience-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Cards */
.card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: box-shadow 0.2s ease;
}

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

.gov-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.full-width {
    grid-column: 1 / -1;
}

/* Icons */
.icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.primary-icon {
    background: var(--color-accent);
    color: var(--color-secondary);
}

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

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

.text-primary {
    color: var(--color-secondary);
    margin-right: 0.5rem;
}

/* 0. Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #ffffff;
    border-bottom: 2px solid var(--color-primary);
    padding: var(--spacing-xs) 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
}

.navbar-logo {
    height: 36px;
    width: auto;
}

.navbar-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text-main);
    font-weight: 500;
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* 1. Hero Section */
.hero {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: linear-gradient(to bottom, var(--color-bg-light) 0%, #ffffff 100%);
    border-bottom: 1px solid var(--color-border);
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.hero-visual img {
    max-width: 100%;
    height: auto;
    display: block;
    /* Adding a subtle border to ground the image */
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-subtle);
}

/* 3. Our Role */
.role-list-container {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-subtle);
}

.role-list {
    list-style: none;
}

.role-list li {
    padding: 0.75rem 0;
    font-size: 1.125rem;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--color-bg-light);
}

.role-list li:last-child {
    border-bottom: none;
}

.role-list li strong {
    margin-right: 0.5rem;
}

/* 5. Public Impact */
.impact-item {
    text-align: center;
    padding: var(--spacing-sm);
}

.impact-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text-muted);
    /* Subdued number */
    margin-bottom: var(--spacing-xs);
    opacity: 0.5;
}

/* 7. Who We Work With */
.audience-card {
    text-align: center;
    background: #fff;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.audience-card .icon-wrapper {
    width: 64px;
    height: 64px;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    background: var(--color-bg-light);
    color: var(--color-primary);
}

/* 8.5 Backers / Supported By */
.border-y {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.uppercase-tracking {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.backers-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.backer-item {
    color: var(--color-text-main);
    font-weight: 600;
    font-size: 1rem;
    opacity: 0.8;
}

/* 8. Contact Section & Forms */
.relative-bg {
    position: relative;
    overflow: hidden;
    background-color: var(--color-bg-light);
    /* Subtle diagonal abstract shape using CSS gradients */
    background-image: linear-gradient(135deg, rgba(30, 58, 95, 0.03) 25%, transparent 25%, transparent 50%, rgba(30, 58, 95, 0.03) 50%, rgba(30, 58, 95, 0.03) 75%, transparent 75%, transparent);
    background-size: 40px 40px;
}

.container-small {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

.contact-form-card {
    background: #fff;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--spacing-md);
    text-align: left;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.btn-full {
    width: 100%;
}

.form-disclaimer {
    color: var(--color-text-muted);
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mt-xs {
    margin-top: var(--spacing-xs);
}

.pt-md {
    padding-top: var(--spacing-md);
}

.border-top-dark {
    border-top: 1px solid #4a5568;
}

/* Footer Complex Layout */
.footer {
    background: var(--color-bg-dark);
    color: var(--color-text-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col p,
.footer-col li {
    font-size: 0.875rem;
    color: #a0aec0;
    margin-bottom: 0.5rem;
}

.footer-logo {
    color: #fff;
    margin-bottom: var(--spacing-xs);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.backers-list {
    list-style: none;
    padding: 0;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: var(--color-primary-light);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: #718096;
    margin: 0;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        justify-content: center;
        margin-top: var(--spacing-md);
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .section {
        padding: var(--spacing-md) 0;
    }

    .hero-actions {
        flex-direction: column;
    }

    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-contact-item {
        justify-content: center;
    }
}