:root {
    /* Paleta "Aggressive Conversion" (Cero triste) */
    --trust-navy: #0A192F;      /* Azul ultra oscuro para autoridad legal */
    --action-orange: #FF6B00;   /* Naranja vibrante para clics (CTR alto) */
    --action-red: #FF3D00;      /* Rojo fuego para el gradiente */
    --electric-blue: #00E5FF;   /* Cyan para acentos tecnológicos */
    
    --bg-color: #F4F7F9;        /* Gris azulado muy claro, menos clínico */
    --card-bg: #FFFFFF;
    --text-main: #111827;       /* Casi negro, máxima legibilidad */
    --text-muted: #4B5563;
    --border-color: #E5E7EB;
    --danger: #EF4444;
    
    /* Sombras más marcadas para dar profundidad 3D */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-float: 0 20px 25px -5px rgba(255, 107, 0, 0.3); /* Sombra naranja para el botón */
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', system-ui, sans-serif; }

body { background-color: var(--bg-color); color: var(--text-main); line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* Navbar - Ahora es Oscura e Imponente */
.navbar { background-color: var(--trust-navy); padding: 18px 20px; text-align: center; box-shadow: var(--shadow-md); position: sticky; top: 0; z-index: 100; }
.logo { font-size: 24px; font-weight: 900; display: flex; align-items: center; justify-content: center; gap: 8px; color: #FFFFFF; letter-spacing: -0.5px; }
.logo span { color: var(--action-orange); } /* El .com resalta en naranja */
.logo svg { color: var(--electric-blue); }

.container { max-width: 560px; margin: 0 auto; padding: 30px 20px; }

/* Hero Section */
.hero { text-align: center; margin-bottom: 35px; }
.badge { display: inline-block; background: linear-gradient(90deg, #FFFBEB, #FEF3C7); color: #D97706; padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 800; text-transform: uppercase; margin-bottom: 16px; border: 1px solid #FDE68A; box-shadow: var(--shadow-sm); }
.hero h1 { font-size: 34px; font-weight: 900; margin-bottom: 14px; line-height: 1.1; letter-spacing: -1px; color: var(--trust-navy); }
.hero p { color: var(--text-muted); font-size: 17px; font-weight: 500; }

/* Upload Zone - Más interactiva */
.drop-zone {
    border: 3px dashed #CBD5E1; border-radius: 20px; padding: 50px 20px;
    text-align: center; background-color: var(--card-bg); cursor: pointer;
    position: relative; margin-bottom: 24px; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}
.drop-zone:hover { border-color: var(--action-orange); background-color: #FFF7ED; transform: translateY(-2px); }
.upload-icon { color: var(--trust-navy); margin-bottom: 15px; transition: color 0.3s; }
.drop-zone:hover .upload-icon { color: var(--action-orange); }
.drop-zone h3 { font-size: 20px; font-weight: 800; margin-bottom: 6px; color: var(--trust-navy); }
.drop-zone p { font-size: 14px; color: var(--text-muted); font-weight: 500; }
.drop-zone input { position: absolute; width: 100%; height: 100%; top: 0; left: 0; opacity: 0; cursor: pointer; }

/* Botones Modernos y Agresivos */
.btn-primary, .btn-secondary, .btn-outline {
    width: 100%; padding: 18px; border-radius: 14px; border: none; font-size: 18px;
    font-weight: 800; cursor: pointer; transition: all 0.3s ease; display: flex; align-items: center; justify-content: center; gap: 10px;
}
/* El Botón de Acción Principal - Imposible no verlo */
.btn-primary { 
    background: linear-gradient(135deg, var(--action-orange), var(--action-red)); 
    color: white; 
    box-shadow: 0 10px 15px -3px rgba(255, 107, 0, 0.4); 
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.btn-primary:hover:not(:disabled) { transform: translateY(-3px); box-shadow: var(--shadow-float); }
.btn-primary:disabled { background: #E2E8F0; color: #94A3B8; cursor: not-allowed; box-shadow: none; }

.btn-secondary { background-color: var(--trust-navy); color: white; margin-top: 15px; }
.btn-secondary:hover { background-color: #111827; transform: translateY(-2px); }

.btn-outline { background-color: transparent; border: 2px solid var(--border-color); color: var(--trust-navy); margin-top: 25px; font-weight: 700; }
.btn-outline:hover { background-color: #F3F4F6; border-color: var(--trust-navy); }

/* Tarjetas (Cards) */
.card { background: var(--card-bg); padding: 28px; border-radius: 20px; margin-bottom: 25px; box-shadow: var(--shadow-md); border: 1px solid #F3F4F6; }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; border-bottom: 2px solid #F3F4F6; padding-bottom: 15px; }
.card-header h3 { font-size: 20px; font-weight: 800; color: var(--trust-navy); }

.custom-list { list-style: none; padding-left: 0; }
.custom-list li { padding: 12px 0; border-bottom: 1px solid #F3F4F6; position: relative; padding-left: 28px; font-size: 16px; font-weight: 500; }
.custom-list li::before { content: "🚨"; position: absolute; left: 0; top: 10px; font-size: 16px; }
.custom-list li:last-child { border-bottom: none; }

.instruction { font-size: 15px; color: var(--danger); font-weight: 700; margin-bottom: 12px; }
.script-box { background-color: #F8FAFC; padding: 20px; border-left: 5px solid var(--electric-blue); border-radius: 10px; margin: 15px 0; font-family: 'Inter', monospace; font-size: 16px; color: var(--trust-navy); line-height: 1.6; border: 1px solid #E2E8F0; font-weight: 500; box-shadow: inset 0 2px 4px rgba(0,0,0,0.02); }

/* Espacios de Anuncios (Ad Slots) - Marcadores con estilo */
.ad-slot { background-color: #E5E7EB; border: 2px dashed #9CA3AF; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin: 30px auto; color: #6B7280; font-size: 14px; font-weight: 700; position: relative; overflow: hidden; }
.ad-slot::before { content: "SPONSORED ADVERTISEMENT"; position: absolute; top: 6px; left: 10px; font-size: 10px; color: #9CA3AF; letter-spacing: 1px; }
.top-ad { height: 100px; max-width: 100%; border-radius: 0; border: none; background-color: #F3F4F6; margin: 0; }
.square-ad { width: 300px; height: 250px; background-color: var(--card-bg); box-shadow: var(--shadow-sm); border-color: #D1D5DB; }
.footer-ad { height: 90px; max-width: 100%; border-radius: 0; border: none; background-color: #F3F4F6; margin: 0; }

/* Utilities & Animations */
.hidden { display: none !important; }
.loading-section { text-align: center; padding: 50px 0; }
.loading-text { font-size: 20px; font-weight: 800; margin-bottom: 25px; color: var(--trust-navy); animation: pulse 1.5s infinite; }
.modern-spinner { border: 5px solid #E2E8F0; border-top-color: var(--action-orange); border-radius: 50%; width: 55px; height: 55px; animation: spin 1s linear infinite; margin: 0 auto 25px auto; }
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

footer { text-align: center; padding: 40px 20px; font-size: 14px; color: var(--text-muted); background-color: var(--card-bg); border-top: 1px solid var(--border-color); }
.disclaimer { font-size: 12px; margin-bottom: 15px; max-width: 450px; margin-left: auto; margin-right: auto; line-height: 1.5; font-weight: 500; }