/* ========================================
   ECONOMIES.DIGITAL — Stylesheet
   ======================================== */

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

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-card: #1c2128;
    --bg-card-hover: #21262d;
    --border: #30363d;
    --border-light: #21262d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #c9a84c;
    --accent-light: #d4b65e;
    --accent-dim: #9e7c2e;
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    transition: background 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    transition: opacity 0.2s;
}

.logo:hover {
    opacity: 0.8;
}

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

.logo-accent {
    color: var(--accent);
    font-style: italic;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.25rem;
}

.nav-links a {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    transition: color 0.2s;
}

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

.nav-btn {
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--text-secondary);
    border-radius: 4px;
    transition: all 0.2s !important;
}

.nav-btn:hover {
    border-color: var(--text-primary) !important;
    color: var(--text-primary) !important;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    width: 22px;
    height: 1.5px;
    background: var(--text-primary);
    transition: all 0.3s;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
}

.hero-label {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.hero-title em {
    color: var(--accent);
    font-style: italic;
}

.hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-primary {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all 0.2s;
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
}

.btn-secondary {
    display: inline-block;
    padding: 0.875rem 2rem;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all 0.2s;
}

.btn-secondary:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hero-scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.scroll-line {
    width: 40px;
    height: 1px;
    background: var(--text-muted);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { left: -100%; }
    50% { left: 0; }
    100% { left: 100%; }
}

/* --- Section Common --- */
.section-label {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 3.5rem;
    letter-spacing: -0.02em;
}

.section-title em {
    color: var(--accent);
    font-style: italic;
}

/* --- Manifesto Section --- */
.manifesto {
    padding: 8rem 0;
    border-top: 1px solid var(--border-light);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
}

.manifesto-text p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    line-height: 1.85;
}

.manifesto-lead {
    font-size: 1.25rem !important;
    color: var(--text-primary);
    line-height: 1.75 !important;
}

.manifesto-lead em {
    color: var(--accent);
    font-style: italic;
}

.manifesto-principles {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding-top: 0.5rem;
}

.principle {
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    transition: border-color 0.3s;
}

.principle:hover {
    border-color: var(--border);
}

.principle-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
    font-style: italic;
}

.principle p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* --- Topics Section --- */
.topics {
    padding: 8rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.topics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    overflow: hidden;
}

.topic-card {
    padding: 2.5rem;
    border-right: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    transition: background 0.3s;
}

.topic-card:nth-child(3n) {
    border-right: none;
}

.topic-card:nth-child(n+4) {
    border-bottom: none;
}

/* Handle last row with fewer items */
.topic-card:last-child {
    border-bottom: none;
}

.topic-card:hover {
    background: var(--bg-card);
}

.topic-num {
    display: block;
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
}

.topic-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.topic-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* --- Dispatches Section --- */
.dispatches {
    padding: 8rem 0;
    border-top: 1px solid var(--border-light);
}

.dispatch-list {
    display: flex;
    flex-direction: column;
}

.dispatch-item {
    display: block;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--border-light);
    transition: all 0.3s;
}

.dispatch-item:first-child {
    border-top: 1px solid var(--border-light);
}

.dispatch-item:hover {
    padding-left: 1.5rem;
}

.dispatch-item:hover .dispatch-title {
    color: var(--accent);
}

.dispatch-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.dispatch-tag {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--accent-dim);
    border-radius: 3px;
}

.dispatch-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.dispatch-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    transition: color 0.3s;
    letter-spacing: -0.01em;
}

.dispatch-excerpt {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin-bottom: 1rem;
}

.dispatch-read {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    transition: color 0.2s;
}

.dispatch-item:hover .dispatch-read {
    color: var(--accent);
}

/* --- About Section --- */
.about {
    padding: 8rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    line-height: 1.85;
}

.about-lead {
    font-size: 1.2rem !important;
    color: var(--text-primary);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding-top: 0.5rem;
}

.stat {
    padding: 1.5rem;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    text-align: center;
}

.stat-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* --- Footer --- */
.footer {
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--border-light);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand .logo {
    display: inline-block;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-nav h4 {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.footer-nav a {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    transition: color 0.2s;
}

.footer-nav a:hover {
    color: var(--text-secondary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .topic-card:nth-child(3n) {
        border-right: 1px solid var(--border-light);
    }

    .topic-card:nth-child(2n) {
        border-right: none;
    }

    .topic-card:nth-child(n+4) {
        border-bottom: 1px solid var(--border-light);
    }

    .topic-card:nth-child(n+5) {
        border-bottom: none;
    }

    .topic-card:last-child {
        border-bottom: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
    }

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

    .nav-links a {
        font-size: 1rem;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    .hero {
        min-height: auto;
        padding: 140px 0 80px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .manifesto-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .topic-card {
        border-right: none !important;
        border-bottom: 1px solid var(--border-light) !important;
    }

    .topic-card:last-child {
        border-bottom: none !important;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-stats {
        flex-direction: row;
    }

    .stat {
        flex: 1;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .manifesto,
    .topics,
    .dispatches,
    .about {
        padding: 5rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .about-stats {
        flex-direction: column;
    }

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

    .dispatch-title {
        font-size: 1.2rem;
    }
}