/* Design System & Variables */
:root {
    /* Brand Colors */
    --color-green-primary: #008751;
    /* Nigeria Green / Official PDP Green approx tones */
    --color-green-dark: #006039;
    --color-gold: #D4AF37;
    --color-gold-light: #F4D06F;

    /* Neutral Colors */
    --color-charcoal: #1F2937;
    --color-gray-500: #6B7280;
    --color-gray-100: #F3F4F6;
    --color-white: #FFFFFF;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

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

    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-charcoal);
    line-height: 1.6;
    background-color: var(--color-white);
    padding-top: var(--header-height);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* Typography Utilities */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
    color: var(--color-green-primary);
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: 1rem;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-green-dark);
    border-color: var(--color-green-dark);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-green-primary);
    border: 2px solid var(--color-green-primary);
}

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

/* Header Styles */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-img {
    height: 90px;
    /* Adjust based on actual logo aspect ratio */
    width: auto;
}

.site-nav ul {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.site-nav a {
    font-weight: 500;
    font-size: 1rem;
}

.site-nav a:hover {
    color: var(--color-green-primary);
}

.mobile-menu-toggle {
    display: none;
}

/* Footer Styles */
.site-footer {
    background-color: var(--color-charcoal);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-column h3,
.footer-column h4 {
    color: var(--color-gold);
}

.footer-column a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

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

    .site-nav {
        display: none;
        /* Mobile menu implementation later */
    }

    .mobile-menu-toggle {
        display: block;
        /* Basic styling for now */
        background: none;
        border: none;
        width: 30px;
    }

    .bar {
        display: block;
        width: 100%;
        height: 3px;
        background-color: var(--color-charcoal);
        margin: 5px 0;
    }
}

/* --- Section Styles --- */

/* Hero Section */
.hero-section {
    position: relative;
    height: 90vh;
    min-height: 600px;
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7)), url('./public/images/portrait_4.jpg');
    /* Using one of the portraits as hero bg for now */
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
    animation: fadeIn 1s ease-out;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Key Promises / Features Grid */
.section-padding {
    padding: var(--spacing-lg) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header span {
    display: block;
    color: var(--color-gold);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-xs);
}

.promises-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.promise-card {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid var(--color-green-primary);
}

.promise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.promise-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gold);
}

.promise-card h3 {
    font-size: 1.25rem;
    color: var(--color-green-dark);
    margin-bottom: var(--spacing-xs);
}

/* About Section */
.about-section {
    background-color: var(--color-gray-100);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image img {
    border-radius: 8px;
    box-shadow: 20px 20px 0 var(--color-gold);
    /* Decorative offset border */
}

.about-text h2 {
    margin-bottom: 1rem;
}

.lead-text {
    font-size: 1.1rem;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* Vision & Mission pillars */
.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.mission-item {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    border-left: 3px solid var(--color-gold);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .mission-grid {
        grid-template-columns: 1fr;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Agenda Section */
.agenda-section {
    background-color: var(--color-white);
}

.agenda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-sm);
}

.agenda-card {
    background: var(--color-gray-100);
    padding: var(--spacing-md);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.agenda-card:hover {
    background: var(--color-green-primary);
    color: var(--color-white);
}

.agenda-card:hover h3,
.agenda-card:hover ul li {
    color: var(--color-white);
}

.agenda-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--color-green-dark);
}

.agenda-card ul {
    list-style: disc;
    padding-left: 1.2rem;
}

.agenda-card li {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.agenda-number {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 4rem;
    color: rgba(0, 0, 0, 0.05);
    font-weight: 700;
    font-family: var(--font-heading);
}

/* Biography Section */
.bio-section {
    background-color: #fcfcfc;
}

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

.bio-block {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid #eee;
}

.bio-block:last-child {
    border-bottom: none;
}

.bio-block h3 {
    color: var(--color-gold);
    margin-bottom: 1rem;
}

.bio-list li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: baseline;
}

.bio-list li strong {
    min-width: 120px;
    color: var(--color-charcoal);
    margin-right: 1rem;
}

/* Connect / CTA Section */
.connect-section {
    background-color: var(--color-green-primary);
    color: var(--color-white);
    text-align: center;
}

.connect-section h2 {
    color: var(--color-white);
}

.connect-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.connect-buttons .btn {
    background: var(--color-white);
    color: var(--color-green-primary);
    border: none;
    min-width: 200px;
}

.connect-buttons .btn:hover {
    background: var(--color-gold);
    color: var(--color-charcoal);
}