:root {
    --bg-dark: #0a0a0a;
    --bg-dark-alt: #111;
    --text-main: #e0e0e0;
    --text-muted: #a0a0a0;
    --accent: #d4a373;
    /* Gold/Earth tone */
    --accent-secondary: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-sans: 'Outfit', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    color: var(--accent-secondary);
}

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

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
}

/* Cursor */
.cursor-dot,
.cursor-outline {
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
    display: none;
    /* Hidden by default on touch */
}

@media (hover: hover) {
    .cursor-dot {
        width: 8px;
        height: 8px;
        background-color: var(--accent);
        display: block;
    }

    .cursor-outline {
        width: 40px;
        height: 40px;
        border: 1px solid rgba(212, 163, 115, 0.5);
        display: block;
        transition: transform 0.15s ease-out;
    }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s ease;
    background: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.9);
    padding: 1rem 0;
}

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

.logo {
    font-family: var(--font-sans);
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 1.2rem;
    color: #fff;
}

.logo .thin {
    font-weight: 300;
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-item-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    padding: 1rem 0;
    list-style: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    flex-direction: column;
    gap: 0;
}

.nav-item-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-menu li {
    padding: 0;
    width: 100%;
}

.nav-dropdown-menu a {
    display: block;
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
    width: 100%;
}

.nav-dropdown-menu a:hover {
    background: rgba(255,255,255,0.05);
}

.nav-links a {
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    opacity: 0.8;
    color: #fff !important;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--accent);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #fff;
    transition: 0.3s;
}

/* Hero */
.hero {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3) 0%, rgba(10, 10, 10, 1) 95%);
}

.hero-content h1 {
    font-size: 5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-content .highlight {
    font-style: italic;
    color: var(--accent);
}

.hero-content .subtitle {
    display: block;
    font-size: 0.9rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    color: var(--accent);
}

.hero-content p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid #fff;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    position: relative;
    overflow: hidden;
}

.btn-secondary:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: -1;
}

.btn-secondary:hover:after {
    transform: translateX(0);
}

.btn-secondary:hover {
    color: #000;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.6;
}

.scroll-indicator span {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-indicator .line {
    width: 1px;
    height: 60px;
    background: #fff;
}

/* Sections */
.section {
    padding: 8rem 0;
    position: relative;
    scroll-margin-top: 80px;
}

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

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

.tag {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    border: 1px solid rgba(212, 163, 115, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Manifesto */
.manifesto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin: 4rem 0;
    align-items: center;
}

.manifesto-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #ccc;
}

.manifesto-highlight blockquote {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    line-height: 1.3;
    font-style: italic;
    color: #fff;
    padding-left: 2rem;
    border-left: 2px solid var(--accent);
}

.why-change {
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Model Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    padding: 3rem 2rem;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-family: var(--font-sans);
    font-weight: 500;
}

.feature-card p {
    font-size: 0.95rem;
    color: #aaa;
}

/* Roadmap */
.roadmap-list {
    list-style: none;
    margin-top: 3rem;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    padding-left: 2rem;
}

.roadmap-list li {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 2rem;
}

.roadmap-list .marker {
    position: absolute;
    left: -2.35rem;
    /* Adjust to center on line */
    top: 5px;
    width: 12px;
    height: 12px;
    background: var(--bg-dark);
    border: 2px solid var(--accent);
    border-radius: 50%;
}

.roadmap-list h4 {
    font-family: var(--font-sans);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.roadmap-list p {
    color: #aaa;
}

/* Stakeholders/Join */
.cta-section {
    padding: 10rem 0;
    overflow: hidden;
    position: relative;
}

.cta-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(212, 163, 115, 0.1) 0%, transparent 70%);
}

/* Stakeholder Paths */
.stakeholder-intro {
    max-width: 800px;
    margin: 0 auto 4rem;
}

.stakeholder-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.path-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: 4px;
    text-align: left;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.path-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
    border-color: var(--accent);
}

.path-card h3 {
    font-family: var(--font-sans);
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.path-card h3::after {
    content: '→';
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.3s ease;
    color: var(--accent);
}

.path-card:hover h3::after {
    opacity: 1;
    transform: translateX(0);
}

.path-card .role {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.path-card p {
    color: #bbb;
    margin-bottom: 2rem;
}

.path-cta {
    font-size: 0.9rem;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 5px;
}

@media (max-width: 1024px) {
    .stakeholder-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .stakeholder-grid {
        grid-template-columns: 1fr;
    }
}

.actions {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    align-items: center;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 3rem;
    background: var(--accent);
    color: #000;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
}

.btn-primary:hover {
    background: #fff;
    color: #000;
    transform: translateY(-2px);
}

.btn-text {
    color: #fff;
    font-size: 0.9rem;
    border-bottom: 1px solid transparent;
}

.btn-text:hover {
    border-bottom: 1px solid var(--accent);
}

/* Footer */
.footer {
    padding: 4rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer .brand h4 {
    font-size: 1.1rem;
    color: #fff;
    font-family: var(--font-sans);
}

.footer .brand p {
    font-size: 0.8rem;
    color: #666;
}

.footer .links {
    display: flex;
    gap: 2rem;
}

.footer .links a {
    font-size: 0.8rem;
    color: #888;
}

.footer .links a:hover {
    color: #fff;
}

.copyright {
    font-size: 0.75rem;
    color: #444;
    text-align: center;
}

/* Animations */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

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

.reveal {
    opacity: 0;
    /* Kept 0 for animation, but reliance on JS is high */
    transform: translateY(30px);
    transition: all 1s ease;
}

/* Fallback: If no JS, we might want this to be 1, but we can't detect JS in CSS easily without a .no-js class. 
   I will trust the JS timeout fix. */

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile */
@media (max-width: 768px) {
    /* Nav */
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 10, 0.98);
        padding: 2rem;
        flex-direction: column;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        gap: 0;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        padding: 0.8rem 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .mobile-menu-btn {
        display: flex;
    }

    /* Dropdown on mobile */
    .nav-dropdown-menu {
        display: none;
        position: static;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0.5rem 0 0 0;
    }
    
    .nav-item-dropdown.expanded .nav-dropdown-menu {
        display: flex;
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .nav-dropdown-menu a {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    /* Typography */
    html {
        font-size: 15px;
    }

    h1 {
        font-size: 2.2rem !important;
        line-height: 1.2 !important;
    }

    h2 {
        font-size: 1.8rem !important;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.05rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    /* Sections */
    .section {
        padding: 4rem 0;
    }

    .container {
        padding: 0 1.2rem;
    }

    /* Stack All Grids */
    .manifesto-grid,
    .cards-grid,
    .stakeholder-grid,
    .stat-grid,
    .ambassador-grid,
    .ngo-grid,
    .toolkit-grid,
    .steps-grid,
    .mission-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem;
    }

    .manifesto-highlight blockquote {
        font-size: 1.6rem;
        padding-left: 1rem;
    }

    .actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    /* Hero pages */
    .detail-hero {
        height: auto !important;
        min-height: 60vh;
        padding-top: 5rem;
    }

    .partner-hero,
    .ngo-hero,
    .community-header {
        height: auto;
        min-height: 70vh;
        padding: 6rem 0;
    }

    .ambassador-hero h1 {
        font-size: 2.2rem;
    }

    /* Challenge Detail — sidebar stacks below on mobile */
    .impact-sidebar {
        position: static !important;
        max-height: none !important;
        overflow: visible !important;
    }

    /* Homepage launch card */
    #launch .container > div {
        flex-direction: column !important;
    }

    #launch img {
        transform: none !important;
    }

    /* Expeditions page cards */
    .challenge-card {
        min-height: auto;
    }

    /* Gallery grid */
    #gallery-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 0.5rem !important;
    }

    /* Hosts grid */
    #hosts-grid {
        grid-template-columns: 1fr !important;
    }

    /* Lightbox */
    #lightbox img {
        max-width: 95vw !important;
        max-height: 70vh !important;
    }

    #lightbox button {
        font-size: 30px !important;
    }

    /* Stats bar */
    .stat-bar,
    [style*="display: flex"][style*="gap: 2rem"] {
        flex-wrap: wrap;
    }

    /* FAQ touch targets */
    .faq-question {
        padding: 1rem !important;
    }

    .faq-question h4 {
        font-size: 0.95rem !important;
    }

    /* Roadmap */
    .roadmap-list {
        padding-left: 1.5rem;
    }

    /* Path cards */
    .path-card {
        padding: 2rem 1.5rem;
    }

    /* CTA section */
    .cta-section {
        padding: 5rem 0;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    /* Modal */
    .modal-content {
        padding: 2rem 1.5rem;
        width: 95%;
    }

    /* Scroll indicator */
    .scroll-indicator {
        display: none;
    }

    /* Hero text alignment fix for mobile */
    .hero-content[style*="text-align: right"] {
        text-align: left !important;
    }

    #challenge-tagline {
        margin-left: 0 !important;
    }
}

/* Tablet tweaks */
@media (min-width: 769px) and (max-width: 1024px) {
    .stakeholder-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .manifesto-grid {
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(5px);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid var(--glass-border);
    padding: 3rem;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.7;
}

.modal-close:hover {
    opacity: 1;
    color: var(--accent);
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.form-group label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.8rem;
    color: #fff;
    font-family: var(--font-sans);
    border-radius: 4px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}

.success-message {
    text-align: center;
    display: none;
}

.success-message h3 {
    color: var(--accent);
    margin-bottom: 1rem;
}

.success-message p {
    color: #ccc;
}

/* Fix browser default link colors */
a:visited, a:link, a:-webkit-any-link { color: inherit; text-decoration: none; }