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

:root {
    --color-black: #000000;
    --color-dark: #0a0a0a;
    --color-gray-900: #141414;
    --color-gray-800: #1f1f1f;
    --color-gray-600: #4a4a4a;
    --color-gray-400: #8a8a8a;
    --color-gray-200: #d4d4d4;
    --color-white: #ffffff;
    --color-gold: #c9a962;
    --color-gold-dark: #a68a4a;
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-white);
    background: var(--color-black);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.overline {
    display: block;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 16px;
}

/* Navigation - Mobile First */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
}

.nav.scrolled {
    padding: 12px 20px;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.2em;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: transform 0.3s, opacity 0.3s;
}

.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-black);
    border-bottom: 1px solid var(--color-gray-800);
    padding: 20px;
    flex-direction: column;
}

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

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    padding: 16px 0;
    border-bottom: 1px solid var(--color-gray-900);
    min-height: 48px;
    display: flex;
    align-items: center;
}

.nav-links a:last-child {
    border-bottom: none;
}

.nav-links .nav-cta {
    color: var(--color-gold) !important;
    padding: 14px 24px !important;
    border: 1px solid var(--color-gold) !important;
    margin-top: 16px;
    justify-content: center;
    text-align: center;
}

/* Hero - Mobile First */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.6) 50%,
        rgba(0, 0, 0, 0.95) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 20px;
}

.hero-pre {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 56px;
    font-weight: 300;
    letter-spacing: 0.15em;
    line-height: 1;
    margin-bottom: 20px;
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 300;
    font-style: italic;
    color: var(--color-gray-200);
    margin-bottom: 60px;
}

.hero-scroll {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-gray-400);
    padding: 12px;
    min-height: 48px;
}

.hero-scroll span {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero-scroll svg {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(8px); }
    60% { transform: translateY(4px); }
}

/* Interstitial - Mobile First */
.interstitial {
    padding: 80px 20px;
    text-align: center;
    background: var(--color-dark);
}

.interstitial blockquote {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 300;
    font-style: italic;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto 24px;
}

.interstitial cite {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    font-style: normal;
}

/* Story Section - Mobile First */
.story {
    position: relative;
    min-height: auto;
    display: flex;
    flex-direction: column;
}

.story-bg {
    position: relative;
    width: 100%;
    height: 50vh;
    min-height: 300px;
    overflow: hidden;
}

.story-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
}

.story-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, var(--color-black) 100%);
    z-index: 1;
}

.story-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 48px 20px 80px;
}

.story-text {
    max-width: 100%;
}

.story-text h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 24px;
}

.story-text .lead {
    font-size: 17px;
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-gray-200);
    margin-bottom: 20px;
}

.story-text p {
    font-size: 15px;
    color: var(--color-gray-400);
    line-height: 1.8;
    margin-bottom: 32px;
}

.story-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid var(--color-gray-800);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.meta-label {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gray-600);
}

.meta-value {
    font-size: 14px;
    color: var(--color-white);
}

/* Image Break - Mobile First */
.image-break {
    padding: 0;
    background: var(--color-black);
}

.image-grid {
    display: grid;
    grid-template-columns: 1fr;
}

.image-item {
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

/* Team Section - Mobile First */
.team {
    padding: 80px 20px;
    background: var(--color-dark);
}

.team-header {
    text-align: center;
    margin-bottom: 60px;
}

.team-header h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
}

.team-spotlight {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto 60px;
}

.team-spotlight.reverse {
    direction: ltr;
}

.spotlight-image {
    aspect-ratio: 4/5;
    overflow: hidden;
    max-width: 320px;
    margin: 0 auto;
}

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

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

.spotlight-content h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 8px;
}

.spotlight-content .role {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 20px;
}

.spotlight-content p {
    font-size: 15px;
    color: var(--color-gray-400);
    line-height: 1.8;
}

.team-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 300px;
    margin: 0 auto;
}

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

.team-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    margin-bottom: 16px;
    filter: grayscale(100%);
}

.team-card h4 {
    font-size: 17px;
    font-weight: 500;
    margin-bottom: 4px;
}

.team-card span {
    display: block;
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 12px;
}

.team-card p {
    font-size: 13px;
    color: var(--color-gray-400);
    line-height: 1.6;
}

/* Video Section - Mobile First */
.video-section {
    padding: 80px 20px;
    background: var(--color-black);
}

.video-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.video-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 32px;
}

.video-wrapper {
    max-width: 100%;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Impact Section - Mobile First */
.impact {
    position: relative;
    padding: 100px 20px;
    overflow: hidden;
}

.impact-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.impact-bg img {
    width: 100%;
    height: 120%;
    object-fit: cover;
    opacity: 0.3;
}

.impact-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, var(--color-dark), transparent, var(--color-dark));
}

.impact-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.impact-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 12px;
}

.impact-content .lead {
    font-size: 17px;
    color: var(--color-gray-300);
    margin-bottom: 48px;
}

.impact-model {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.impact-split {
    padding: 32px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-gray-800);
    text-align: left;
}

.split-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 300;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 12px;
}

.split-text h4 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
}

.split-text p {
    font-size: 13px;
    color: var(--color-gray-400);
    line-height: 1.7;
}

.tax-note {
    font-size: 12px;
    color: var(--color-gray-600);
}

/* Timeline Section - Mobile First */
.timeline-section {
    padding: 80px 20px;
    background: var(--color-dark);
}

.timeline-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.timeline-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 48px;
}

.timeline {
    position: relative;
    text-align: left;
    padding-left: 32px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-gray-800);
}

.timeline-item {
    position: relative;
    padding-bottom: 32px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -32px;
    top: 4px;
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-gray-600);
    border-radius: 50%;
    background: var(--color-dark);
}

.timeline-item.completed .timeline-marker {
    background: var(--color-gold);
    border-color: var(--color-gold);
}

.timeline-item.active .timeline-marker {
    border-color: var(--color-gold);
    box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.2);
}

.timeline-info h4 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 4px;
    color: var(--color-white);
}

.timeline-item:not(.completed):not(.active) .timeline-info h4 {
    color: var(--color-gray-600);
}

.timeline-info p {
    font-size: 13px;
    color: var(--color-gray-400);
}

/* Newsletter Section - Mobile First */
.newsletter-section {
    padding: 80px 20px;
    background: var(--color-gray-900);
}

.newsletter-content {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-content h2 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 12px;
}

.newsletter-content > p {
    font-size: 14px;
    color: var(--color-gray-400);
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.newsletter-form input {
    padding: 16px 20px;
    font-size: 14px;
    font-family: var(--font-body);
    background: var(--color-gray-800);
    border: 1px solid var(--color-gray-800);
    color: var(--color-white);
    min-height: 48px;
}

.newsletter-form input::placeholder {
    color: var(--color-gray-600);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-gold);
}

.newsletter-form button {
    padding: 16px 32px;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-body);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: var(--color-gold);
    color: var(--color-black);
    border: none;
    cursor: pointer;
    min-height: 48px;
}

.newsletter-privacy {
    font-size: 11px;
    color: var(--color-gray-600);
}

/* Funding Section - Mobile First */
.funding {
    padding: 80px 20px;
    background: var(--color-black);
}

.funding-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.funding-content h2 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 12px;
}

.funding-content > p {
    font-size: 15px;
    color: var(--color-gray-400);
    margin-bottom: 48px;
}

.funding-progress {
    margin-bottom: 40px;
}

.progress-numbers {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

.progress-numbers .current {
    font-size: 26px;
    font-weight: 300;
    color: var(--color-gold);
}

.progress-numbers .goal {
    font-size: 14px;
    color: var(--color-gray-600);
    align-self: flex-end;
}

.progress-bar {
    height: 3px;
    background: var(--color-gray-800);
    margin-bottom: 10px;
    overflow: hidden;
}

.progress-fill {
    width: 59%;
    height: 100%;
    background: linear-gradient(to right, var(--color-gold-dark), var(--color-gold));
}

.progress-percent {
    font-size: 12px;
    color: var(--color-gray-600);
}

.btn-donate {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 40px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    background: var(--color-gold);
    color: var(--color-black);
    min-height: 48px;
    width: 100%;
    max-width: 300px;
}

/* Contact Section - Mobile First */
.contact {
    padding: 80px 20px;
    background: var(--color-gray-900);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-content h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 12px;
}

.contact-content > p {
    font-size: 14px;
    color: var(--color-gray-400);
    margin-bottom: 40px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    min-height: 48px;
}

.contact-label {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gray-600);
}

.contact-value {
    font-size: 15px;
    color: var(--color-white);
}

/* Footer - Mobile First */
.footer {
    padding: 40px 20px;
    background: var(--color-black);
    border-top: 1px solid var(--color-gray-900);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-logo {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3em;
    color: var(--color-gray-600);
}

.footer-content p {
    font-size: 11px;
    color: var(--color-gray-600);
}

/* ============================================
   TABLET AND UP (min-width: 768px)
   ============================================ */
@media (min-width: 768px) {
    .overline {
        font-size: 11px;
        margin-bottom: 20px;
    }

    .nav {
        padding: 24px 48px;
    }

    .nav.scrolled {
        padding: 16px 48px;
    }

    .nav-logo {
        font-size: 20px;
        letter-spacing: 0.3em;
    }

    .menu-toggle {
        display: none;
    }

    .nav-links {
        display: flex;
        position: static;
        background: none;
        border: none;
        padding: 0;
        flex-direction: row;
        gap: 40px;
    }

    .nav-links a {
        font-size: 12px;
        padding: 8px 0;
        border-bottom: none;
        min-height: auto;
    }

    .nav-links .nav-cta {
        padding: 12px 28px !important;
        margin-top: 0;
    }

    .hero {
        min-height: 700px;
    }

    .hero-title {
        font-size: clamp(60px, 15vw, 180px);
        letter-spacing: 0.25em;
    }

    .hero-tagline {
        font-size: clamp(18px, 3vw, 28px);
        margin-bottom: 80px;
    }

    .interstitial {
        padding: 160px 24px;
    }

    .interstitial blockquote {
        font-size: clamp(24px, 4vw, 42px);
    }

    .story {
        flex-direction: row;
        min-height: 100vh;
        align-items: center;
    }

    .story-bg {
        position: absolute;
        right: 0;
        top: 0;
        bottom: 0;
        width: 50%;
        height: auto;
    }

    .story-bg::before {
        background: linear-gradient(to right, var(--color-black) 0%, transparent 50%);
    }

    .story-content {
        padding: 80px 48px;
    }

    .story-text {
        max-width: 580px;
    }

    .story-text h2 {
        font-size: clamp(36px, 5vw, 56px);
    }

    .story-text .lead {
        font-size: 20px;
    }

    .story-text p {
        font-size: 16px;
        margin-bottom: 48px;
    }

    .story-meta {
        gap: 32px;
        padding-top: 48px;
    }

    .meta-label {
        font-size: 10px;
    }

    .meta-value {
        font-size: 16px;
    }

    .image-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .team {
        padding: 160px 48px;
    }

    .team-header {
        margin-bottom: 100px;
    }

    .team-header h2 {
        font-size: clamp(36px, 5vw, 56px);
    }

    .team-spotlight {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
        margin-bottom: 100px;
    }

    .team-spotlight.reverse {
        direction: rtl;
    }

    .team-spotlight.reverse > * {
        direction: ltr;
    }

    .spotlight-image {
        max-width: none;
        margin: 0;
    }

    .spotlight-content {
        text-align: left;
    }

    .spotlight-content h3 {
        font-size: 36px;
    }

    .spotlight-content .role {
        margin-bottom: 24px;
    }

    .spotlight-content p {
        font-size: 16px;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
        max-width: 800px;
    }

    .team-card img {
        margin-bottom: 20px;
    }

    .team-card h4 {
        font-size: 18px;
    }

    .video-section {
        padding: 120px 48px;
    }

    .video-content h2 {
        font-size: clamp(32px, 4vw, 48px);
    }

    .impact {
        padding: 200px 48px;
    }

    .impact-content h2 {
        font-size: clamp(36px, 5vw, 56px);
    }

    .impact-content .lead {
        font-size: 20px;
        margin-bottom: 64px;
    }

    .impact-model {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        margin-bottom: 48px;
    }

    .impact-split {
        padding: 48px;
    }

    .split-number {
        font-size: 64px;
        margin-bottom: 16px;
    }

    .split-text h4 {
        font-size: 18px;
        margin-bottom: 12px;
    }

    .split-text p {
        font-size: 14px;
    }

    .timeline-section {
        padding: 120px 48px;
    }

    .timeline-content h2 {
        font-size: clamp(32px, 4vw, 48px);
        margin-bottom: 64px;
    }

    .timeline {
        padding-left: 40px;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-marker {
        left: -40px;
        width: 22px;
        height: 22px;
    }

    .timeline-item {
        padding-bottom: 40px;
    }

    .timeline-info h4 {
        font-size: 18px;
    }

    .timeline-info p {
        font-size: 14px;
    }

    .newsletter-section {
        padding: 120px 48px;
    }

    .newsletter-content h2 {
        font-size: 32px;
    }

    .newsletter-form {
        flex-direction: row;
        max-width: 480px;
        margin: 0 auto 16px;
    }

    .newsletter-form input {
        flex: 1;
    }

    .funding {
        padding: 160px 48px;
    }

    .funding-content h2 {
        font-size: clamp(32px, 4vw, 48px);
    }

    .funding-content > p {
        font-size: 16px;
        margin-bottom: 64px;
    }

    .progress-numbers .current {
        font-size: 32px;
    }

    .btn-donate {
        width: auto;
        padding: 20px 48px;
        font-size: 13px;
    }

    .contact {
        padding: 120px 48px;
    }

    .contact-content h3 {
        font-size: 32px;
    }

    .contact-links {
        flex-direction: row;
        justify-content: center;
        gap: 64px;
    }

    .contact-item {
        padding: 0;
        min-height: auto;
    }

    .contact-value {
        font-size: 16px;
    }

    .footer {
        padding: 48px;
    }

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }

    .footer-logo {
        font-size: 11px;
    }

    .footer-content p {
        font-size: 12px;
    }
}

/* ============================================
   DESKTOP (min-width: 1024px)
   ============================================ */
@media (min-width: 1024px) {
    .story-content {
        padding: 120px 48px;
        max-width: 1400px;
        margin: 0 auto;
    }

    .team-grid {
        grid-template-columns: repeat(4, 1fr);
        max-width: 1200px;
    }
}