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

:root {
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --color-accent: #3b82f6;
    --color-accent-light: #60a5fa;
    --color-accent-dim: #2563eb;
    --color-success: #10b981;
    --color-amber: #f59e0b;
    --color-purple: #a855f7;
    --color-green: #10b981;
}

/* Dark theme (default) */
[data-theme="dark"] {
    --color-bg: #09090b;
    --color-bg-elevated: #0f0f12;
    --color-bg-card: #141418;
    --color-text: #fafafa;
    --color-text-muted: #a1a1aa;
    --color-text-subtle: #71717a;
    --color-border: #1f1f24;
    --color-border-light: #2a2a32;
    --color-accent-glow: rgba(59, 130, 246, 0.12);
}

/* Light theme */
[data-theme="light"] {
    --color-bg: #ffffff;
    --color-bg-elevated: #f9fafb;
    --color-bg-card: #ffffff;
    --color-text: #111827;
    --color-text-muted: #4b5563;
    --color-text-subtle: #6b7280;
    --color-border: #e5e7eb;
    --color-border-light: #d1d5db;
    --color-accent-glow: rgba(59, 130, 246, 0.08);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(9, 9, 11, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.nav-container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo .logo-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Theme toggle button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all 0.15s ease;
}

.theme-toggle:hover {
    color: var(--color-text);
    border-color: var(--color-border-light);
}

[data-theme="dark"] .icon-sun {
    display: block;
}

[data-theme="dark"] .icon-moon {
    display: none;
}

[data-theme="light"] .icon-sun {
    display: none;
}

[data-theme="light"] .icon-moon {
    display: block;
}

.nav-links {
    display: flex;
    gap: 4px;
    list-style: none;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

.nav-links a:hover {
    color: var(--color-text);
    background: var(--color-bg-elevated);
}

/* Hero */
.hero {
    padding: 120px 0 64px;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 56px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 300px;
    background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.75rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    color: var(--color-text);
    line-height: 1.1;
}

.hero-text h1 span {
    color: var(--color-accent-light);
}

.hero-text p {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    max-width: 480px;
}

.hero-meta {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    min-width: 200px;
}

.hero-meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-meta-label {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--color-text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-meta-value {
    font-size: 0.9375rem;
    color: var(--color-text);
    font-weight: 500;
}

/* Sections */
.section {
    padding: 64px 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.section h2 {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-light);
}

.section-line {
    flex: 1;
    height: 1px;
    background: var(--color-border);
    margin-left: 16px;
}

/* Ecosystem / Products Grid */
.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

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

.eco-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    text-decoration: none;
    color: inherit;
    transition: all 0.15s ease;
    display: flex;
    flex-direction: column;
}

a.eco-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-1px);
}

.eco-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.eco-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.eco-card-icon svg {
    width: 20px;
    height: 20px;
}

.eco-card-icon--blue {
    background: var(--color-accent-glow);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--color-accent-light);
}

.eco-card-icon--purple {
    background: rgba(168, 85, 247, 0.12);
    border: 1px solid rgba(168, 85, 247, 0.2);
    color: var(--color-purple);
}

.eco-card-icon--green {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--color-green);
}

.eco-card-badge {
    font-size: 0.6875rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 6px;
}

.eco-card-badge--blue {
    background: var(--color-accent-glow);
    color: var(--color-accent-light);
}

.eco-card-badge--purple {
    background: rgba(168, 85, 247, 0.12);
    color: var(--color-purple);
}

.eco-card-badge--green {
    background: rgba(16, 185, 129, 0.12);
    color: var(--color-green);
}

.eco-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.eco-card p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.eco-card-link {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-accent-light);
}

.eco-card-link--muted {
    color: var(--color-text-subtle);
}

/* Product Detail Sections */
#coordinalo {
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.product-detail {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.product-detail-intro h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.product-detail-intro p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 600px;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.capability-card {
    padding: 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.capability-card strong {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text);
    display: block;
    margin-bottom: 6px;
    line-height: 1.4;
}

.capability-card span {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

[data-theme="light"] .capability-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* CTA link */
.cta-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent-light);
    text-decoration: none;
    transition: gap 0.15s ease;
}

.cta-link:hover {
    gap: 10px;
}

.cta-link svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Force all SVGs to respect dimensions */
svg {
    max-width: 100%;
    height: auto;
}

svg[viewBox] {
    overflow: visible;
}

/* Para Quién Section */
#para-quien {
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.para-quien-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.para-quien-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.para-quien-text p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.para-quien-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.para-quien-card {
    padding: 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.para-quien-card strong {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent-light);
    display: block;
    margin-bottom: 6px;
}

.para-quien-card span {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

[data-theme="light"] .para-quien-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* About Section */
.about-intro {
    margin-bottom: 32px;
}

.about-intro h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.about-intro p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 680px;
}

.about-citizens {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.citizen-card {
    padding: 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.citizen-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent-light);
}

.citizen-card strong {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.3;
}

.citizen-card p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0;
}

[data-theme="light"] .citizen-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.about-footer {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    align-items: start;
}

.about-origin p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.about-card {
    padding: 24px;
    background: var(--color-accent-glow);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius);
}

.about-card strong {
    font-size: 0.8125rem;
    color: var(--color-accent-light);
    display: block;
    margin-bottom: 8px;
}

.about-card p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Contact Section */
#contacto {
    text-align: center;
    padding: 48px 0;
}

#contacto p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
    font-size: 0.9375rem;
}

.email-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: #fff;
    text-decoration: none;
    padding: 12px 24px;
    background: var(--color-accent);
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
    box-shadow: 0 2px 12px rgba(59, 130, 246, 0.25);
}

.email-link:hover {
    background: var(--color-accent-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.email-link svg {
    width: 16px;
    height: 16px;
}

/* Light mode specific adjustments */
[data-theme="light"] .eco-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .hero-meta {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .nav {
    background: rgba(255, 255, 255, 0.9);
}

[data-theme="light"] .about-card {
    background: rgba(59, 130, 246, 0.06);
    border-color: rgba(59, 130, 246, 0.12);
}

[data-theme="light"] .eco-card-icon--blue {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.15);
}

[data-theme="light"] .eco-card-icon--purple {
    background: rgba(168, 85, 247, 0.08);
    border-color: rgba(168, 85, 247, 0.15);
}

[data-theme="light"] .eco-card-icon--green {
    background: rgba(16, 185, 129, 0.08);
    border-color: rgba(16, 185, 129, 0.15);
}

[data-theme="light"] .eco-card-badge--blue {
    background: rgba(59, 130, 246, 0.08);
}

[data-theme="light"] .eco-card-badge--purple {
    background: rgba(168, 85, 247, 0.08);
}

[data-theme="light"] .eco-card-badge--green {
    background: rgba(16, 185, 129, 0.08);
}

/* Footer */
.footer {
    padding: 24px 0;
    border-top: 1px solid var(--color-border);
}

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

.copyright {
    font-size: 0.75rem;
    color: var(--color-text-subtle);
}

.footer-ecosystem {
    display: flex;
    gap: 20px;
}

.footer-ecosystem a {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    font-size: 0.75rem;
    color: var(--color-text-subtle);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-container {
        justify-content: center;
    }

    .hero {
        padding: 100px 0 48px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-meta {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .section {
        padding: 48px 0;
    }

    .ecosystem-grid,
    .ecosystem-grid--3 {
        grid-template-columns: 1fr;
    }

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

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

    .about-footer {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .para-quien-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .footer-ecosystem {
        gap: 16px;
    }
}