:root {
    --bg-color: #0c0c0c;
    --text-color: #f3f4f6;
    --accent-color: #e50914; /* Rojo fuerte de urgencia/acción */
    --card-bg: #161616;
    --muted-color: #9ca3af;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    padding: 0 20px;
}

.container {
    max-width: 650px;
    margin: 0 auto;
    padding: 60px 0;
}

/* Header */
.site-header {
    max-width: 650px;
    margin: 0 auto;
    padding: 30px 0 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #262626;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.tagline {
    font-size: 0.85rem;
    color: var(--muted-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Section */
.hero {
    margin-bottom: 40px;
}

.main-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--muted-color);
    font-weight: 400;
}

/* Manifesto Body */
.manifesto p {
    font-size: 1.05rem;
    margin-bottom: 24px;
    color: #e5e7eb;
}

.highlight-box {
    background-color: var(--card-bg);
    border-left: 4px solid var(--accent-color);
    padding: 15px 20px;
    margin-bottom: 24px;
}

.highlight-box p {
    margin-bottom: 0;
    font-size: 1.1rem;
    color: #ffffff;
}

.author-note {
    border-top: 1px solid #262626;
    padding-top: 20px;
    margin-top: 30px;
    color: var(--muted-color);
}

/* Formulario de Suscripción */
.signup-section {
    background-color: var(--card-bg);
    padding: 40px 30px;
    border-radius: 4px;
    margin-top: 50px;
    border: 1px solid #262626;
}

.signup-section h2 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 25px;
    color: #ffffff;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.email-input {
    background-color: #0c0c0c;
    border: 1px solid #3f3f46;
    color: #ffffff;
    padding: 14px 18px;
    font-size: 1rem;
    border-radius: 4px;
    font-family: var(--font-body);
    transition: border-color 0.2s;
}

.email-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.submit-button {
    background-color: var(--accent-color);
    color: #ffffff;
    border: none;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color 0.2s;
}

.submit-button:hover {
    background-color: #b8070f;
}

.privacy-note {
    font-size: 0.8rem;
    color: var(--muted-color);
    margin-top: 15px;
    text-align: center;
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 60px 0 40px 0;
    border-top: 1px solid #262626;
    font-size: 0.8rem;
    color: var(--muted-color);
}

.site-footer a {
    color: var(--muted-color);
    text-decoration: underline;
}

.site-footer a:hover {
    color: #ffffff;
}

/* Responsivo rápido */
@media (max-width: 600px) {
    .main-title {
        font-size: 2rem;
    }
    .subtitle {
        font-size: 1.1rem;
    }
}