:root {
    --bg: #FFFFFF;
    --text: #0A0A0A;
    --accent: #F36F21;
    --accent-blue: #1B3A6B;
    --border: #E5E5E5;
    --gray: #F5F5F5;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Satoshi', sans-serif;
    line-height: 1.5;
    padding-top: 80px;
}

h1, h2, h3, h4 {
    font-family: 'Clash Display', sans-serif;
    font-weight: 700;
    text-transform: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.accent { color: var(--accent); }

/* NAV con ícono de fondo */
.nav {
    position: fixed;
    width: 100%;
    top: 0;
    padding: 16px 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}
.nav-bg-pattern {
    position: absolute;
    inset: 0;
    background: url('../img/favicon.jpg') center/contain no-repeat;
    opacity: 0.04;
    z-index: 0;
}
.nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}
.logo img {
    height: 56px; /* 100% protagonista */
    width: auto;
}
.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}
.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
}
.nav-cta {
    background: var(--accent);
    color: white !important;
    padding: 10px 20px;
    border-radius: 4px;
}

/* HERO */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 40px 0;
}
.hero-title {
    font-size: clamp(48px, 8vw, 88px);
    line-height: 1.05;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}
.hero-sub {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.8;
    max-width: 600px;
}
.cta-primary {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 16px 32px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    transition: 0.2s;
}
.cta-primary:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 8px 24px rgba(243,111,33,0.3);
}

/* MÉTODO - Grid 2x2 en mobile, 4x1 en desktop */
.metodo { padding: 100px 0; }
.section-title {
    font-size: 56px;
    margin-bottom: 64px;
    letter-spacing: -0.02em;
}
.metodo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
@media (min-width: 1024px) {
    .metodo-grid { grid-template-columns: repeat(4, 1fr); }
}
.metodo-card {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 32px;
    transition: 0.3s;
    border-radius: 4px;
}
.metodo-card:hover { 
    border-color: var(--accent);
    transform: translateY(-4px);
}
.metodo-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}
.metodo-card p { 
    opacity: 0.7;
    font-size: 15px;
}

/* CAMPO DE BATALLA */
.campo-batalla { 
    padding: 100px 0;
    background: var(--gray);
}
.section-desc {
    font-size: 18px;
    opacity: 0.7;
    margin-bottom: 48px;
}
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}
.post-card {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 32px;
    border-radius: 4px;
}
.post-tag {
    display: inline-block;
    background: var(--accent-blue);
    color: white;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.post-card h3 {
    font-size: 28px;
    margin-bottom: 12px;
}
.post-card p { opacity: 0.7; }

/* CTA SECTION */
.cta-section {
    padding: 120px 0;
    text-align: center;
}
.cta-section h2 { 
    font-size: 48px; 
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}
.cta-section p { 
    font-size: 20px; 
    margin-bottom: 32px; 
    opacity: 0.8; 
}

/* FOOTER */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}
.footer-col h4 { 
    margin-bottom: 16px; 
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.footer-col a {
    display: block;
    color: var(--text);
    text-decoration: none;
    opacity: 0.7;
    margin-bottom: 8px;
    font-size: 15px;
}
.footer-col a:hover { opacity: 1; }
.copyright {
    text-align: center;
    opacity: 0.5;
    font-size: 14px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
    .nav-links { gap: 16px; }
    .nav-links a { font-size: 14px; }
    .hero-title { font-size: 40px; }
    .section-title { font-size: 40px; }
    .metodo-grid { grid-template-columns: 1fr; }
}